1#!/usr/bin/perl 2 3# gitweb - simple web interface to track changes in git repositories 4# 5# (C) 2005-2006, Kay Sievers <kay.sievers@vrfy.org> 6# (C) 2005, Christian Gierke 7# 8# This program is licensed under the GPLv2 9 10use 5.008; 11use strict; 12use warnings; 13# handle ACL in file access tests 14use filetest 'access'; 15use CGI qw(:standard :escapeHTML -nosticky); 16use CGI::Util qw(unescape); 17use CGI::Carp qw(fatalsToBrowser set_message); 18use Encode; 19use Fcntl ':mode'; 20use File::Find qw(); 21use File::Basename qw(basename); 22use Time::HiRes qw(gettimeofday tv_interval); 23use Digest::MD5 qw(md5_hex); 24 25binmode STDOUT, ':utf8'; 26 27if (!defined($CGI::VERSION) || $CGI::VERSION < 4.08) { 28 eval 'sub CGI::multi_param { CGI::param(@_) }' 29} 30 31our $t0 = [ gettimeofday() ]; 32our $number_of_git_cmds = 0; 33 34BEGIN { 35 CGI->compile() if $ENV{'MOD_PERL'}; 36} 37 38our $version = "++GIT_VERSION++"; 39 40our ($my_url, $my_uri, $base_url, $path_info, $home_link); 41sub evaluate_uri { 42 our $cgi; 43 44 our $my_url = $cgi->url(); 45 our $my_uri = $cgi->url(-absolute => 1); 46 47 # Base URL for relative URLs in gitweb ($logo, $favicon, ...), 48 # needed and used only for URLs with nonempty PATH_INFO 49 our $base_url = $my_url; 50 51 # When the script is used as DirectoryIndex, the URL does not contain the name 52 # of the script file itself, and $cgi->url() fails to strip PATH_INFO, so we 53 # have to do it ourselves. We make $path_info global because it's also used 54 # later on. 55 # 56 # Another issue with the script being the DirectoryIndex is that the resulting 57 # $my_url data is not the full script URL: this is good, because we want 58 # generated links to keep implying the script name if it wasn't explicitly 59 # indicated in the URL we're handling, but it means that $my_url cannot be used 60 # as base URL. 61 # Therefore, if we needed to strip PATH_INFO, then we know that we have 62 # to build the base URL ourselves: 63 our $path_info = decode_utf8($ENV{"PATH_INFO"}); 64 if ($path_info) { 65 # $path_info has already been URL-decoded by the web server, but 66 # $my_url and $my_uri have not. URL-decode them so we can properly 67 # strip $path_info. 68 $my_url = unescape($my_url); 69 $my_uri = unescape($my_uri); 70 if ($my_url =~ s,\Q$path_info\E$,, && 71 $my_uri =~ s,\Q$path_info\E$,, && 72 defined $ENV{'SCRIPT_NAME'}) { 73 $base_url = $cgi->url(-base => 1) . $ENV{'SCRIPT_NAME'}; 74 } 75 } 76 77 # target of the home link on top of all pages 78 our $home_link = $my_uri || "/"; 79} 80 81# core git executable to use 82# this can just be "git" if your webserver has a sensible PATH 83our $GIT = "++GIT_BINDIR++/git"; 84 85# absolute fs-path which will be prepended to the project path 86#our $projectroot = "/pub/scm"; 87our $projectroot = "++GITWEB_PROJECTROOT++"; 88 89# fs traversing limit for getting project list 90# the number is relative to the projectroot 91our $project_maxdepth = "++GITWEB_PROJECT_MAXDEPTH++"; 92 93# string of the home link on top of all pages 94our $home_link_str = "++GITWEB_HOME_LINK_STR++"; 95 96# extra breadcrumbs preceding the home link 97our @extra_breadcrumbs = (); 98 99# name of your site or organization to appear in page titles 100# replace this with something more descriptive for clearer bookmarks 101our $site_name = "++GITWEB_SITENAME++" 102 || ($ENV{'SERVER_NAME'} || "Untitled") . " Git"; 103 104# html snippet to include in the <head> section of each page 105our $site_html_head_string = "++GITWEB_SITE_HTML_HEAD_STRING++"; 106# filename of html text to include at top of each page 107our $site_header = "++GITWEB_SITE_HEADER++"; 108# html text to include at home page 109our $home_text = "++GITWEB_HOMETEXT++"; 110# filename of html text to include at bottom of each page 111our $site_footer = "++GITWEB_SITE_FOOTER++"; 112 113# URI of stylesheets 114our @stylesheets = ("++GITWEB_CSS++"); 115# URI of a single stylesheet, which can be overridden in GITWEB_CONFIG. 116our $stylesheet = undef; 117# URI of GIT logo (72x27 size) 118our $logo = "++GITWEB_LOGO++"; 119# URI of GIT favicon, assumed to be image/png type 120our $favicon = "++GITWEB_FAVICON++"; 121# URI of gitweb.js (JavaScript code for gitweb) 122our $javascript = "++GITWEB_JS++"; 123 124# URI and label (title) of GIT logo link 125#our $logo_url = "http://www.kernel.org/pub/software/scm/git/docs/"; 126#our $logo_label = "git documentation"; 127our $logo_url = "http://git-scm.com/"; 128our $logo_label = "git homepage"; 129 130# source of projects list 131our $projects_list = "++GITWEB_LIST++"; 132 133# the width (in characters) of the projects list "Description" column 134our $projects_list_description_width = 25; 135 136# group projects by category on the projects list 137# (enabled if this variable evaluates to true) 138our $projects_list_group_categories = 0; 139 140# default category if none specified 141# (leave the empty string for no category) 142our $project_list_default_category = ""; 143 144# default order of projects list 145# valid values are none, project, descr, owner, and age 146our $default_projects_order = "project"; 147 148# show repository only if this file exists 149# (only effective if this variable evaluates to true) 150our $export_ok = "++GITWEB_EXPORT_OK++"; 151 152# don't generate age column on the projects list page 153our $omit_age_column = 0; 154 155# don't generate information about owners of repositories 156our $omit_owner=0; 157 158# show repository only if this subroutine returns true 159# when given the path to the project, for example: 160# sub { return -e "$_[0]/git-daemon-export-ok"; } 161our $export_auth_hook = undef; 162 163# only allow viewing of repositories also shown on the overview page 164our $strict_export = "++GITWEB_STRICT_EXPORT++"; 165 166# list of git base URLs used for URL to where fetch project from, 167# i.e. full URL is "$git_base_url/$project" 168our @git_base_url_list = grep { $_ ne '' } ("++GITWEB_BASE_URL++"); 169 170# default blob_plain mimetype and default charset for text/plain blob 171our $default_blob_plain_mimetype = 'text/plain'; 172our $default_text_plain_charset = undef; 173 174# file to use for guessing MIME types before trying /etc/mime.types 175# (relative to the current git repository) 176our $mimetypes_file = undef; 177 178# assume this charset if line contains non-UTF-8 characters; 179# it should be valid encoding (see Encoding::Supported(3pm) for list), 180# for which encoding all byte sequences are valid, for example 181# 'iso-8859-1' aka 'latin1' (it is decoded without checking, so it 182# could be even 'utf-8' for the old behavior) 183our $fallback_encoding = 'latin1'; 184 185# rename detection options for git-diff and git-diff-tree 186# - default is '-M', with the cost proportional to 187# (number of removed files) * (number of new files). 188# - more costly is '-C' (which implies '-M'), with the cost proportional to 189# (number of changed files + number of removed files) * (number of new files) 190# - even more costly is '-C', '--find-copies-harder' with cost 191# (number of files in the original tree) * (number of new files) 192# - one might want to include '-B' option, e.g. '-B', '-M' 193our @diff_opts = ('-M'); # taken from git_commit 194 195# Disables features that would allow repository owners to inject script into 196# the gitweb domain. 197our $prevent_xss = 0; 198 199# Path to the highlight executable to use (must be the one from 200# http://www.andre-simon.de due to assumptions about parameters and output). 201# Useful if highlight is not installed on your webserver's PATH. 202# [Default: highlight] 203our $highlight_bin = "++HIGHLIGHT_BIN++"; 204 205# information about snapshot formats that gitweb is capable of serving 206our %known_snapshot_formats = ( 207 # name => { 208 # 'display' => display name, 209 # 'type' => mime type, 210 # 'suffix' => filename suffix, 211 # 'format' => --format for git-archive, 212 # 'compressor' => [compressor command and arguments] 213 # (array reference, optional) 214 # 'disabled' => boolean (optional)} 215 # 216 'tgz' => { 217 'display' => 'tar.gz', 218 'type' => 'application/x-gzip', 219 'suffix' => '.tar.gz', 220 'format' => 'tar', 221 'compressor' => ['gzip', '-n']}, 222 223 'tbz2' => { 224 'display' => 'tar.bz2', 225 'type' => 'application/x-bzip2', 226 'suffix' => '.tar.bz2', 227 'format' => 'tar', 228 'compressor' => ['bzip2']}, 229 230 'txz' => { 231 'display' => 'tar.xz', 232 'type' => 'application/x-xz', 233 'suffix' => '.tar.xz', 234 'format' => 'tar', 235 'compressor' => ['xz'], 236 'disabled' => 1}, 237 238 'zip' => { 239 'display' => 'zip', 240 'type' => 'application/x-zip', 241 'suffix' => '.zip', 242 'format' => 'zip'}, 243); 244 245# Aliases so we understand old gitweb.snapshot values in repository 246# configuration. 247our %known_snapshot_format_aliases = ( 248 'gzip' => 'tgz', 249 'bzip2' => 'tbz2', 250 'xz' => 'txz', 251 252 # backward compatibility: legacy gitweb config support 253 'x-gzip' => undef, 'gz' => undef, 254 'x-bzip2' => undef, 'bz2' => undef, 255 'x-zip' => undef, '' => undef, 256); 257 258# Pixel sizes for icons and avatars. If the default font sizes or lineheights 259# are changed, it may be appropriate to change these values too via 260# $GITWEB_CONFIG. 261our %avatar_size = ( 262 'default' => 16, 263 'double' => 32 264); 265 266# Used to set the maximum load that we will still respond to gitweb queries. 267# If server load exceed this value then return "503 server busy" error. 268# If gitweb cannot determined server load, it is taken to be 0. 269# Leave it undefined (or set to 'undef') to turn off load checking. 270our $maxload = 300; 271 272# configuration for 'highlight' (http://www.andre-simon.de/) 273# match by basename 274our %highlight_basename = ( 275 #'Program' => 'py', 276 #'Library' => 'py', 277 'SConstruct' => 'py', # SCons equivalent of Makefile 278 'Makefile' => 'make', 279); 280# match by extension 281our %highlight_ext = ( 282 # main extensions, defining name of syntax; 283 # see files in /usr/share/highlight/langDefs/ directory 284 (map { $_ => $_ } qw(py rb java css js tex bib xml awk bat ini spec tcl sql)), 285 # alternate extensions, see /etc/highlight/filetypes.conf 286 (map { $_ => 'c' } qw(c h)), 287 (map { $_ => 'sh' } qw(sh bash zsh ksh)), 288 (map { $_ => 'cpp' } qw(cpp cxx c++ cc)), 289 (map { $_ => 'php' } qw(php php3 php4 php5 phps)), 290 (map { $_ => 'pl' } qw(pl perl pm)), # perhaps also 'cgi' 291 (map { $_ => 'make'} qw(make mak mk)), 292 (map { $_ => 'xml' } qw(xml xhtml html htm)), 293); 294 295# You define site-wide feature defaults here; override them with 296# $GITWEB_CONFIG as necessary. 297our %feature = ( 298 # feature => { 299 # 'sub' => feature-sub (subroutine), 300 # 'override' => allow-override (boolean), 301 # 'default' => [ default options...] (array reference)} 302 # 303 # if feature is overridable (it means that allow-override has true value), 304 # then feature-sub will be called with default options as parameters; 305 # return value of feature-sub indicates if to enable specified feature 306 # 307 # if there is no 'sub' key (no feature-sub), then feature cannot be 308 # overridden 309 # 310 # use gitweb_get_feature(<feature>) to retrieve the <feature> value 311 # (an array) or gitweb_check_feature(<feature>) to check if <feature> 312 # is enabled 313 314 # Enable the 'blame' blob view, showing the last commit that modified 315 # each line in the file. This can be very CPU-intensive. 316 317 # To enable system wide have in $GITWEB_CONFIG 318 # $feature{'blame'}{'default'} = [1]; 319 # To have project specific config enable override in $GITWEB_CONFIG 320 # $feature{'blame'}{'override'} = 1; 321 # and in project config gitweb.blame = 0|1; 322 'blame' => { 323 'sub' => sub { feature_bool('blame', @_) }, 324 'override' => 0, 325 'default' => [0]}, 326 327 # Enable the 'snapshot' link, providing a compressed archive of any 328 # tree. This can potentially generate high traffic if you have large 329 # project. 330 331 # Value is a list of formats defined in %known_snapshot_formats that 332 # you wish to offer. 333 # To disable system wide have in $GITWEB_CONFIG 334 # $feature{'snapshot'}{'default'} = []; 335 # To have project specific config enable override in $GITWEB_CONFIG 336 # $feature{'snapshot'}{'override'} = 1; 337 # and in project config, a comma-separated list of formats or "none" 338 # to disable. Example: gitweb.snapshot = tbz2,zip; 339 'snapshot' => { 340 'sub' => \&feature_snapshot, 341 'override' => 0, 342 'default' => ['tgz']}, 343 344 # Enable text search, which will list the commits which match author, 345 # committer or commit text to a given string. Enabled by default. 346 # Project specific override is not supported. 347 # 348 # Note that this controls all search features, which means that if 349 # it is disabled, then 'grep' and 'pickaxe' search would also be 350 # disabled. 351 'search' => { 352 'override' => 0, 353 'default' => [1]}, 354 355 # Enable grep search, which will list the files in currently selected 356 # tree containing the given string. Enabled by default. This can be 357 # potentially CPU-intensive, of course. 358 # Note that you need to have 'search' feature enabled too. 359 360 # To enable system wide have in $GITWEB_CONFIG 361 # $feature{'grep'}{'default'} = [1]; 362 # To have project specific config enable override in $GITWEB_CONFIG 363 # $feature{'grep'}{'override'} = 1; 364 # and in project config gitweb.grep = 0|1; 365 'grep' => { 366 'sub' => sub { feature_bool('grep', @_) }, 367 'override' => 0, 368 'default' => [1]}, 369 370 # Enable the pickaxe search, which will list the commits that modified 371 # a given string in a file. This can be practical and quite faster 372 # alternative to 'blame', but still potentially CPU-intensive. 373 # Note that you need to have 'search' feature enabled too. 374 375 # To enable system wide have in $GITWEB_CONFIG 376 # $feature{'pickaxe'}{'default'} = [1]; 377 # To have project specific config enable override in $GITWEB_CONFIG 378 # $feature{'pickaxe'}{'override'} = 1; 379 # and in project config gitweb.pickaxe = 0|1; 380 'pickaxe' => { 381 'sub' => sub { feature_bool('pickaxe', @_) }, 382 'override' => 0, 383 'default' => [1]}, 384 385 # Enable showing size of blobs in a 'tree' view, in a separate 386 # column, similar to what 'ls -l' does. This cost a bit of IO. 387 388 # To disable system wide have in $GITWEB_CONFIG 389 # $feature{'show-sizes'}{'default'} = [0]; 390 # To have project specific config enable override in $GITWEB_CONFIG 391 # $feature{'show-sizes'}{'override'} = 1; 392 # and in project config gitweb.showsizes = 0|1; 393 'show-sizes' => { 394 'sub' => sub { feature_bool('showsizes', @_) }, 395 'override' => 0, 396 'default' => [1]}, 397 398 # Make gitweb use an alternative format of the URLs which can be 399 # more readable and natural-looking: project name is embedded 400 # directly in the path and the query string contains other 401 # auxiliary information. All gitweb installations recognize 402 # URL in either format; this configures in which formats gitweb 403 # generates links. 404 405 # To enable system wide have in $GITWEB_CONFIG 406 # $feature{'pathinfo'}{'default'} = [1]; 407 # Project specific override is not supported. 408 409 # Note that you will need to change the default location of CSS, 410 # favicon, logo and possibly other files to an absolute URL. Also, 411 # if gitweb.cgi serves as your indexfile, you will need to force 412 # $my_uri to contain the script name in your $GITWEB_CONFIG. 413 'pathinfo' => { 414 'override' => 0, 415 'default' => [0]}, 416 417 # Make gitweb consider projects in project root subdirectories 418 # to be forks of existing projects. Given project $projname.git, 419 # projects matching $projname/*.git will not be shown in the main 420 # projects list, instead a '+' mark will be added to $projname 421 # there and a 'forks' view will be enabled for the project, listing 422 # all the forks. If project list is taken from a file, forks have 423 # to be listed after the main project. 424 425 # To enable system wide have in $GITWEB_CONFIG 426 # $feature{'forks'}{'default'} = [1]; 427 # Project specific override is not supported. 428 'forks' => { 429 'override' => 0, 430 'default' => [0]}, 431 432 # Insert custom links to the action bar of all project pages. 433 # This enables you mainly to link to third-party scripts integrating 434 # into gitweb; e.g. git-browser for graphical history representation 435 # or custom web-based repository administration interface. 436 437 # The 'default' value consists of a list of triplets in the form 438 # (label, link, position) where position is the label after which 439 # to insert the link and link is a format string where %n expands 440 # to the project name, %f to the project path within the filesystem, 441 # %h to the current hash (h gitweb parameter) and %b to the current 442 # hash base (hb gitweb parameter); %% expands to %. 443 444 # To enable system wide have in $GITWEB_CONFIG e.g. 445 # $feature{'actions'}{'default'} = [('graphiclog', 446 # '/git-browser/by-commit.html?r=%n', 'summary')]; 447 # Project specific override is not supported. 448 'actions' => { 449 'override' => 0, 450 'default' => []}, 451 452 # Allow gitweb scan project content tags of project repository, 453 # and display the popular Web 2.0-ish "tag cloud" near the projects 454 # list. Note that this is something COMPLETELY different from the 455 # normal Git tags. 456 457 # gitweb by itself can show existing tags, but it does not handle 458 # tagging itself; you need to do it externally, outside gitweb. 459 # The format is described in git_get_project_ctags() subroutine. 460 # You may want to install the HTML::TagCloud Perl module to get 461 # a pretty tag cloud instead of just a list of tags. 462 463 # To enable system wide have in $GITWEB_CONFIG 464 # $feature{'ctags'}{'default'} = [1]; 465 # Project specific override is not supported. 466 467 # In the future whether ctags editing is enabled might depend 468 # on the value, but using 1 should always mean no editing of ctags. 469 'ctags' => { 470 'override' => 0, 471 'default' => [0]}, 472 473 # The maximum number of patches in a patchset generated in patch 474 # view. Set this to 0 or undef to disable patch view, or to a 475 # negative number to remove any limit. 476 477 # To disable system wide have in $GITWEB_CONFIG 478 # $feature{'patches'}{'default'} = [0]; 479 # To have project specific config enable override in $GITWEB_CONFIG 480 # $feature{'patches'}{'override'} = 1; 481 # and in project config gitweb.patches = 0|n; 482 # where n is the maximum number of patches allowed in a patchset. 483 'patches' => { 484 'sub' => \&feature_patches, 485 'override' => 0, 486 'default' => [16]}, 487 488 # Avatar support. When this feature is enabled, views such as 489 # shortlog or commit will display an avatar associated with 490 # the email of the committer(s) and/or author(s). 491 492 # Currently available providers are gravatar and picon. 493 # If an unknown provider is specified, the feature is disabled. 494 495 # Picon currently relies on the indiana.edu database. 496 497 # To enable system wide have in $GITWEB_CONFIG 498 # $feature{'avatar'}{'default'} = ['<provider>']; 499 # where <provider> is either gravatar or picon. 500 # To have project specific config enable override in $GITWEB_CONFIG 501 # $feature{'avatar'}{'override'} = 1; 502 # and in project config gitweb.avatar = <provider>; 503 'avatar' => { 504 'sub' => \&feature_avatar, 505 'override' => 0, 506 'default' => ['']}, 507 508 # Enable displaying how much time and how many git commands 509 # it took to generate and display page. Disabled by default. 510 # Project specific override is not supported. 511 'timed' => { 512 'override' => 0, 513 'default' => [0]}, 514 515 # Enable turning some links into links to actions which require 516 # JavaScript to run (like 'blame_incremental'). Not enabled by 517 # default. Project specific override is currently not supported. 518 'javascript-actions' => { 519 'override' => 0, 520 'default' => [0]}, 521 522 # Enable and configure ability to change common timezone for dates 523 # in gitweb output via JavaScript. Enabled by default. 524 # Project specific override is not supported. 525 'javascript-timezone' => { 526 'override' => 0, 527 'default' => [ 528 'local', # default timezone: 'utc', 'local', or '(-|+)HHMM' format, 529 # or undef to turn off this feature 530 'gitweb_tz', # name of cookie where to store selected timezone 531 'datetime', # CSS class used to mark up dates for manipulation 532 ]}, 533 534 # Syntax highlighting support. This is based on Daniel Svensson's 535 # and Sham Chukoury's work in gitweb-xmms2.git. 536 # It requires the 'highlight' program present in $PATH, 537 # and therefore is disabled by default. 538 539 # To enable system wide have in $GITWEB_CONFIG 540 # $feature{'highlight'}{'default'} = [1]; 541 542 'highlight' => { 543 'sub' => sub { feature_bool('highlight', @_) }, 544 'override' => 0, 545 'default' => [0]}, 546 547 # Enable displaying of remote heads in the heads list 548 549 # To enable system wide have in $GITWEB_CONFIG 550 # $feature{'remote_heads'}{'default'} = [1]; 551 # To have project specific config enable override in $GITWEB_CONFIG 552 # $feature{'remote_heads'}{'override'} = 1; 553 # and in project config gitweb.remoteheads = 0|1; 554 'remote_heads' => { 555 'sub' => sub { feature_bool('remote_heads', @_) }, 556 'override' => 0, 557 'default' => [0]}, 558 559 # Enable showing branches under other refs in addition to heads 560 561 # To set system wide extra branch refs have in $GITWEB_CONFIG 562 # $feature{'extra-branch-refs'}{'default'} = ['dirs', 'of', 'choice']; 563 # To have project specific config enable override in $GITWEB_CONFIG 564 # $feature{'extra-branch-refs'}{'override'} = 1; 565 # and in project config gitweb.extrabranchrefs = dirs of choice 566 # Every directory is separated with whitespace. 567 568 'extra-branch-refs' => { 569 'sub' => \&feature_extra_branch_refs, 570 'override' => 0, 571 'default' => []}, 572); 573 574sub gitweb_get_feature { 575 my ($name) = @_; 576 return unless exists $feature{$name}; 577 my ($sub, $override, @defaults) = ( 578 $feature{$name}{'sub'}, 579 $feature{$name}{'override'}, 580 @{$feature{$name}{'default'}}); 581 # project specific override is possible only if we have project 582 our $git_dir; # global variable, declared later 583 if (!$override || !defined $git_dir) { 584 return @defaults; 585 } 586 if (!defined $sub) { 587 warn "feature $name is not overridable"; 588 return @defaults; 589 } 590 return $sub->(@defaults); 591} 592 593# A wrapper to check if a given feature is enabled. 594# With this, you can say 595# 596# my $bool_feat = gitweb_check_feature('bool_feat'); 597# gitweb_check_feature('bool_feat') or somecode; 598# 599# instead of 600# 601# my ($bool_feat) = gitweb_get_feature('bool_feat'); 602# (gitweb_get_feature('bool_feat'))[0] or somecode; 603# 604sub gitweb_check_feature { 605 return (gitweb_get_feature(@_))[0]; 606} 607 608 609sub feature_bool { 610 my $key = shift; 611 my ($val) = git_get_project_config($key, '--bool'); 612 613 if (!defined $val) { 614 return ($_[0]); 615 } elsif ($val eq 'true') { 616 return (1); 617 } elsif ($val eq 'false') { 618 return (0); 619 } 620} 621 622sub feature_snapshot { 623 my (@fmts) = @_; 624 625 my ($val) = git_get_project_config('snapshot'); 626 627 if ($val) { 628 @fmts = ($val eq 'none' ? () : split /\s*[,\s]\s*/, $val); 629 } 630 631 return @fmts; 632} 633 634sub feature_patches { 635 my @val = (git_get_project_config('patches', '--int')); 636 637 if (@val) { 638 return @val; 639 } 640 641 return ($_[0]); 642} 643 644sub feature_avatar { 645 my @val = (git_get_project_config('avatar')); 646 647 return @val ? @val : @_; 648} 649 650sub feature_extra_branch_refs { 651 my (@branch_refs) = @_; 652 my $values = git_get_project_config('extrabranchrefs'); 653 654 if ($values) { 655 $values = config_to_multi ($values); 656 @branch_refs = (); 657 foreach my $value (@{$values}) { 658 push @branch_refs, split /\s+/, $value; 659 } 660 } 661 662 return @branch_refs; 663} 664 665# checking HEAD file with -e is fragile if the repository was 666# initialized long time ago (i.e. symlink HEAD) and was pack-ref'ed 667# and then pruned. 668sub check_head_link { 669 my ($dir) = @_; 670 my $headfile = "$dir/HEAD"; 671 return ((-e $headfile) || 672 (-l $headfile && readlink($headfile) =~ /^refs\/heads\//)); 673} 674 675sub check_export_ok { 676 my ($dir) = @_; 677 return (check_head_link($dir) && 678 (!$export_ok || -e "$dir/$export_ok") && 679 (!$export_auth_hook || $export_auth_hook->($dir))); 680} 681 682# process alternate names for backward compatibility 683# filter out unsupported (unknown) snapshot formats 684sub filter_snapshot_fmts { 685 my @fmts = @_; 686 687 @fmts = map { 688 exists $known_snapshot_format_aliases{$_} ? 689 $known_snapshot_format_aliases{$_} : $_} @fmts; 690 @fmts = grep { 691 exists $known_snapshot_formats{$_} && 692 !$known_snapshot_formats{$_}{'disabled'}} @fmts; 693} 694 695sub filter_and_validate_refs { 696 my @refs = @_; 697 my %unique_refs = (); 698 699 foreach my $ref (@refs) { 700 die_error(500, "Invalid ref '$ref' in 'extra-branch-refs' feature") unless (is_valid_ref_format($ref)); 701 # 'heads' are added implicitly in get_branch_refs(). 702 $unique_refs{$ref} = 1 if ($ref ne 'heads'); 703 } 704 return sort keys %unique_refs; 705} 706 707# If it is set to code reference, it is code that it is to be run once per 708# request, allowing updating configurations that change with each request, 709# while running other code in config file only once. 710# 711# Otherwise, if it is false then gitweb would process config file only once; 712# if it is true then gitweb config would be run for each request. 713our $per_request_config = 1; 714 715# read and parse gitweb config file given by its parameter. 716# returns true on success, false on recoverable error, allowing 717# to chain this subroutine, using first file that exists. 718# dies on errors during parsing config file, as it is unrecoverable. 719sub read_config_file { 720 my $filename = shift; 721 return unless defined $filename; 722 # die if there are errors parsing config file 723 if (-e $filename) { 724 do $filename; 725 die $@ if $@; 726 return 1; 727 } 728 return; 729} 730 731our ($GITWEB_CONFIG, $GITWEB_CONFIG_SYSTEM, $GITWEB_CONFIG_COMMON); 732sub evaluate_gitweb_config { 733 our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++"; 734 our $GITWEB_CONFIG_SYSTEM = $ENV{'GITWEB_CONFIG_SYSTEM'} || "++GITWEB_CONFIG_SYSTEM++"; 735 our $GITWEB_CONFIG_COMMON = $ENV{'GITWEB_CONFIG_COMMON'} || "++GITWEB_CONFIG_COMMON++"; 736 737 # Protect against duplications of file names, to not read config twice. 738 # Only one of $GITWEB_CONFIG and $GITWEB_CONFIG_SYSTEM is used, so 739 # there possibility of duplication of filename there doesn't matter. 740 $GITWEB_CONFIG = "" if ($GITWEB_CONFIG eq $GITWEB_CONFIG_COMMON); 741 $GITWEB_CONFIG_SYSTEM = "" if ($GITWEB_CONFIG_SYSTEM eq $GITWEB_CONFIG_COMMON); 742 743 # Common system-wide settings for convenience. 744 # Those settings can be overridden by GITWEB_CONFIG or GITWEB_CONFIG_SYSTEM. 745 read_config_file($GITWEB_CONFIG_COMMON); 746 747 # Use first config file that exists. This means use the per-instance 748 # GITWEB_CONFIG if exists, otherwise use GITWEB_SYSTEM_CONFIG. 749 read_config_file($GITWEB_CONFIG) and return; 750 read_config_file($GITWEB_CONFIG_SYSTEM); 751} 752 753# Get loadavg of system, to compare against $maxload. 754# Currently it requires '/proc/loadavg' present to get loadavg; 755# if it is not present it returns 0, which means no load checking. 756sub get_loadavg { 757 if( -e '/proc/loadavg' ){ 758 open my $fd, '<', '/proc/loadavg' 759 or return 0; 760 my @load = split(/\s+/, scalar <$fd>); 761 close $fd; 762 763 # The first three columns measure CPU and IO utilization of the last one, 764 # five, and 10 minute periods. The fourth column shows the number of 765 # currently running processes and the total number of processes in the m/n 766 # format. The last column displays the last process ID used. 767 return $load[0] || 0; 768 } 769 # additional checks for load average should go here for things that don't export 770 # /proc/loadavg 771 772 return 0; 773} 774 775# version of the core git binary 776our $git_version; 777sub evaluate_git_version { 778 our $git_version = qx("$GIT" --version) =~ m/git version (.*)$/ ? $1 : "unknown"; 779 $number_of_git_cmds++; 780} 781 782sub check_loadavg { 783 if (defined $maxload && get_loadavg() > $maxload) { 784 die_error(503, "The load average on the server is too high"); 785 } 786} 787 788# ====================================================================== 789# input validation and dispatch 790 791# Various hash size-related values. 792my $sha1_len = 40; 793my $sha256_extra_len = 24; 794my $sha256_len = $sha1_len + $sha256_extra_len; 795 796# A regex matching $len hex characters. $len may be a range (e.g. 7,64). 797sub oid_nlen_regex { 798 my $len = shift; 799 my $hchr = qr/[0-9a-fA-F]/; 800 return qr/(?:(?:$hchr){$len})/; 801} 802 803# A regex matching two sets of $nlen hex characters, prefixed by the literal 804# string $prefix and with the literal string $infix between them. 805sub oid_nlen_prefix_infix_regex { 806 my $nlen = shift; 807 my $prefix = shift; 808 my $infix = shift; 809 810 my $rx = oid_nlen_regex($nlen); 811 812 return qr/^\Q$prefix\E$rx\Q$infix\E$rx$/; 813} 814 815# A regex matching a valid object ID. 816our $oid_regex; 817{ 818 my $x = oid_nlen_regex($sha1_len); 819 my $y = oid_nlen_regex($sha256_extra_len); 820 $oid_regex = qr/(?:$x(?:$y)?)/; 821} 822 823# input parameters can be collected from a variety of sources (presently, CGI 824# and PATH_INFO), so we define an %input_params hash that collects them all 825# together during validation: this allows subsequent uses (e.g. href()) to be 826# agnostic of the parameter origin 827 828our %input_params = (); 829 830# input parameters are stored with the long parameter name as key. This will 831# also be used in the href subroutine to convert parameters to their CGI 832# equivalent, and since the href() usage is the most frequent one, we store 833# the name -> CGI key mapping here, instead of the reverse. 834# 835# XXX: Warning: If you touch this, check the search form for updating, 836# too. 837 838our @cgi_param_mapping = ( 839 project => "p", 840 action => "a", 841 file_name => "f", 842 file_parent => "fp", 843 hash => "h", 844 hash_parent => "hp", 845 hash_base => "hb", 846 hash_parent_base => "hpb", 847 page => "pg", 848 order => "o", 849 searchtext => "s", 850 searchtype => "st", 851 snapshot_format => "sf", 852 extra_options => "opt", 853 search_use_regexp => "sr", 854 ctag => "by_tag", 855 diff_style => "ds", 856 project_filter => "pf", 857 # this must be last entry (for manipulation from JavaScript) 858 javascript => "js" 859); 860our %cgi_param_mapping = @cgi_param_mapping; 861 862# we will also need to know the possible actions, for validation 863our %actions = ( 864 "blame" => \&git_blame, 865 "blame_incremental" => \&git_blame_incremental, 866 "blame_data" => \&git_blame_data, 867 "blobdiff" => \&git_blobdiff, 868 "blobdiff_plain" => \&git_blobdiff_plain, 869 "blob" => \&git_blob, 870 "blob_plain" => \&git_blob_plain, 871 "commitdiff" => \&git_commitdiff, 872 "commitdiff_plain" => \&git_commitdiff_plain, 873 "commit" => \&git_commit, 874 "forks" => \&git_forks, 875 "heads" => \&git_heads, 876 "history" => \&git_history, 877 "log" => \&git_log, 878 "patch" => \&git_patch, 879 "patches" => \&git_patches, 880 "remotes" => \&git_remotes, 881 "rss" => \&git_rss, 882 "atom" => \&git_atom, 883 "search" => \&git_search, 884 "search_help" => \&git_search_help, 885 "shortlog" => \&git_shortlog, 886 "summary" => \&git_summary, 887 "tag" => \&git_tag, 888 "tags" => \&git_tags, 889 "tree" => \&git_tree, 890 "snapshot" => \&git_snapshot, 891 "object" => \&git_object, 892 # those below don't need $project 893 "opml" => \&git_opml, 894 "project_list" => \&git_project_list, 895 "project_index" => \&git_project_index, 896); 897 898# finally, we have the hash of allowed extra_options for the commands that 899# allow them 900our %allowed_options = ( 901 "--no-merges" => [ qw(rss atom log shortlog history) ], 902); 903 904# fill %input_params with the CGI parameters. All values except for 'opt' 905# should be single values, but opt can be an array. We should probably 906# build an array of parameters that can be multi-valued, but since for the time 907# being it's only this one, we just single it out 908sub evaluate_query_params { 909 our $cgi; 910 911 while (my ($name, $symbol) = each %cgi_param_mapping) { 912 if ($symbol eq 'opt') { 913 $input_params{$name} = [ map { decode_utf8($_) } $cgi->multi_param($symbol) ]; 914 } else { 915 $input_params{$name} = decode_utf8($cgi->param($symbol)); 916 } 917 } 918} 919 920# now read PATH_INFO and update the parameter list for missing parameters 921sub evaluate_path_info { 922 return if defined $input_params{'project'}; 923 return if !$path_info; 924 $path_info =~ s,^/+,,; 925 return if !$path_info; 926 927 # find which part of PATH_INFO is project 928 my $project = $path_info; 929 $project =~ s,/+$,,; 930 while ($project && !check_head_link("$projectroot/$project")) { 931 $project =~ s,/*[^/]*$,,; 932 } 933 return unless $project; 934 $input_params{'project'} = $project; 935 936 # do not change any parameters if an action is given using the query string 937 return if $input_params{'action'}; 938 $path_info =~ s,^\Q$project\E/*,,; 939 940 # next, check if we have an action 941 my $action = $path_info; 942 $action =~ s,/.*$,,; 943 if (exists $actions{$action}) { 944 $path_info =~ s,^$action/*,,; 945 $input_params{'action'} = $action; 946 } 947 948 # list of actions that want hash_base instead of hash, but can have no 949 # pathname (f) parameter 950 my @wants_base = ( 951 'tree', 952 'history', 953 ); 954 955 # we want to catch, among others 956 # [$hash_parent_base[:$file_parent]..]$hash_parent[:$file_name] 957 my ($parentrefname, $parentpathname, $refname, $pathname) = 958 ($path_info =~ /^(?:(.+?)(?::(.+))?\.\.)?([^:]+?)?(?::(.+))?$/); 959 960 # first, analyze the 'current' part 961 if (defined $pathname) { 962 # we got "branch:filename" or "branch:dir/" 963 # we could use git_get_type(branch:pathname), but: 964 # - it needs $git_dir 965 # - it does a git() call 966 # - the convention of terminating directories with a slash 967 # makes it superfluous 968 # - embedding the action in the PATH_INFO would make it even 969 # more superfluous 970 $pathname =~ s,^/+,,; 971 if (!$pathname || substr($pathname, -1) eq "/") { 972 $input_params{'action'} ||= "tree"; 973 $pathname =~ s,/$,,; 974 } else { 975 # the default action depends on whether we had parent info 976 # or not 977 if ($parentrefname) { 978 $input_params{'action'} ||= "blobdiff_plain"; 979 } else { 980 $input_params{'action'} ||= "blob_plain"; 981 } 982 } 983 $input_params{'hash_base'} ||= $refname; 984 $input_params{'file_name'} ||= $pathname; 985 } elsif (defined $refname) { 986 # we got "branch". In this case we have to choose if we have to 987 # set hash or hash_base. 988 # 989 # Most of the actions without a pathname only want hash to be 990 # set, except for the ones specified in @wants_base that want 991 # hash_base instead. It should also be noted that hand-crafted 992 # links having 'history' as an action and no pathname or hash 993 # set will fail, but that happens regardless of PATH_INFO. 994 if (defined $parentrefname) { 995 # if there is parent let the default be 'shortlog' action 996 # (for http://git.example.com/repo.git/A..B links); if there 997 # is no parent, dispatch will detect type of object and set 998 # action appropriately if required (if action is not set) 999 $input_params{'action'} ||= "shortlog"; 1000 } 1001 if ($input_params{'action'} && 1002 grep { $_ eq $input_params{'action'} } @wants_base) { 1003 $input_params{'hash_base'} ||= $refname; 1004 } else { 1005 $input_params{'hash'} ||= $refname; 1006 } 1007 } 1008 1009 # next, handle the 'parent' part, if present 1010 if (defined $parentrefname) { 1011 # a missing pathspec defaults to the 'current' filename, allowing e.g. 1012 # someproject/blobdiff/oldrev..newrev:/filename 1013 if ($parentpathname) { 1014 $parentpathname =~ s,^/+,,; 1015 $parentpathname =~ s,/$,,; 1016 $input_params{'file_parent'} ||= $parentpathname; 1017 } else { 1018 $input_params{'file_parent'} ||= $input_params{'file_name'}; 1019 } 1020 # we assume that hash_parent_base is wanted if a path was specified, 1021 # or if the action wants hash_base instead of hash 1022 if (defined $input_params{'file_parent'} || 1023 grep { $_ eq $input_params{'action'} } @wants_base) { 1024 $input_params{'hash_parent_base'} ||= $parentrefname; 1025 } else { 1026 $input_params{'hash_parent'} ||= $parentrefname; 1027 } 1028 } 1029 1030 # for the snapshot action, we allow URLs in the form 1031 # $project/snapshot/$hash.ext 1032 # where .ext determines the snapshot and gets removed from the 1033 # passed $refname to provide the $hash. 1034 # 1035 # To be able to tell that $refname includes the format extension, we 1036 # require the following two conditions to be satisfied: 1037 # - the hash input parameter MUST have been set from the $refname part 1038 # of the URL (i.e. they must be equal) 1039 # - the snapshot format MUST NOT have been defined already (e.g. from 1040 # CGI parameter sf) 1041 # It's also useless to try any matching unless $refname has a dot, 1042 # so we check for that too 1043 if (defined $input_params{'action'} && 1044 $input_params{'action'} eq 'snapshot' && 1045 defined $refname && index($refname, '.') != -1 && 1046 $refname eq $input_params{'hash'} && 1047 !defined $input_params{'snapshot_format'}) { 1048 # We loop over the known snapshot formats, checking for 1049 # extensions. Allowed extensions are both the defined suffix 1050 # (which includes the initial dot already) and the snapshot 1051 # format key itself, with a prepended dot 1052 while (my ($fmt, $opt) = each %known_snapshot_formats) { 1053 my $hash = $refname; 1054 unless ($hash =~ s/(\Q$opt->{'suffix'}\E|\Q.$fmt\E)$//) { 1055 next; 1056 } 1057 my $sfx = $1; 1058 # a valid suffix was found, so set the snapshot format 1059 # and reset the hash parameter 1060 $input_params{'snapshot_format'} = $fmt; 1061 $input_params{'hash'} = $hash; 1062 # we also set the format suffix to the one requested 1063 # in the URL: this way a request for e.g. .tgz returns 1064 # a .tgz instead of a .tar.gz 1065 $known_snapshot_formats{$fmt}{'suffix'} = $sfx; 1066 last; 1067 } 1068 } 1069} 1070 1071our ($action, $project, $file_name, $file_parent, $hash, $hash_parent, $hash_base, 1072 $hash_parent_base, @extra_options, $page, $searchtype, $search_use_regexp, 1073 $searchtext, $search_regexp, $project_filter); 1074sub evaluate_and_validate_params { 1075 our $action = $input_params{'action'}; 1076 if (defined $action) { 1077 if (!is_valid_action($action)) { 1078 die_error(400, "Invalid action parameter"); 1079 } 1080 } 1081 1082 # parameters which are pathnames 1083 our $project = $input_params{'project'}; 1084 if (defined $project) { 1085 if (!is_valid_project($project)) { 1086 undef $project; 1087 die_error(404, "No such project"); 1088 } 1089 } 1090 1091 our $project_filter = $input_params{'project_filter'}; 1092 if (defined $project_filter) { 1093 if (!is_valid_pathname($project_filter)) { 1094 die_error(404, "Invalid project_filter parameter"); 1095 } 1096 } 1097 1098 our $file_name = $input_params{'file_name'}; 1099 if (defined $file_name) { 1100 if (!is_valid_pathname($file_name)) { 1101 die_error(400, "Invalid file parameter"); 1102 } 1103 } 1104 1105 our $file_parent = $input_params{'file_parent'}; 1106 if (defined $file_parent) { 1107 if (!is_valid_pathname($file_parent)) { 1108 die_error(400, "Invalid file parent parameter"); 1109 } 1110 } 1111 1112 # parameters which are refnames 1113 our $hash = $input_params{'hash'}; 1114 if (defined $hash) { 1115 if (!is_valid_refname($hash)) { 1116 die_error(400, "Invalid hash parameter"); 1117 } 1118 } 1119 1120 our $hash_parent = $input_params{'hash_parent'}; 1121 if (defined $hash_parent) { 1122 if (!is_valid_refname($hash_parent)) { 1123 die_error(400, "Invalid hash parent parameter"); 1124 } 1125 } 1126 1127 our $hash_base = $input_params{'hash_base'}; 1128 if (defined $hash_base) { 1129 if (!is_valid_refname($hash_base)) { 1130 die_error(400, "Invalid hash base parameter"); 1131 } 1132 } 1133 1134 our @extra_options = @{$input_params{'extra_options'}}; 1135 # @extra_options is always defined, since it can only be (currently) set from 1136 # CGI, and $cgi->param() returns the empty array in array context if the param 1137 # is not set 1138 foreach my $opt (@extra_options) { 1139 if (not exists $allowed_options{$opt}) { 1140 die_error(400, "Invalid option parameter"); 1141 } 1142 if (not grep(/^$action$/, @{$allowed_options{$opt}})) { 1143 die_error(400, "Invalid option parameter for this action"); 1144 } 1145 } 1146 1147 our $hash_parent_base = $input_params{'hash_parent_base'}; 1148 if (defined $hash_parent_base) { 1149 if (!is_valid_refname($hash_parent_base)) { 1150 die_error(400, "Invalid hash parent base parameter"); 1151 } 1152 } 1153 1154 # other parameters 1155 our $page = $input_params{'page'}; 1156 if (defined $page) { 1157 if ($page =~ m/[^0-9]/) { 1158 die_error(400, "Invalid page parameter"); 1159 } 1160 } 1161 1162 our $searchtype = $input_params{'searchtype'}; 1163 if (defined $searchtype) { 1164 if ($searchtype =~ m/[^a-z]/) { 1165 die_error(400, "Invalid searchtype parameter"); 1166 } 1167 } 1168 1169 our $search_use_regexp = $input_params{'search_use_regexp'}; 1170 1171 our $searchtext = $input_params{'searchtext'}; 1172 our $search_regexp = undef; 1173 if (defined $searchtext) { 1174 if (length($searchtext) < 2) { 1175 die_error(403, "At least two characters are required for search parameter"); 1176 } 1177 if ($search_use_regexp) { 1178 $search_regexp = $searchtext; 1179 if (!eval { qr/$search_regexp/; 1; }) { 1180 (my $error = $@) =~ s/ at \S+ line \d+.*\n?//; 1181 die_error(400, "Invalid search regexp '$search_regexp'", 1182 esc_html($error)); 1183 } 1184 } else { 1185 $search_regexp = quotemeta $searchtext; 1186 } 1187 } 1188} 1189 1190# path to the current git repository 1191our $git_dir; 1192sub evaluate_git_dir { 1193 our $git_dir = "$projectroot/$project" if $project; 1194} 1195 1196our (@snapshot_fmts, $git_avatar, @extra_branch_refs); 1197sub configure_gitweb_features { 1198 # list of supported snapshot formats 1199 our @snapshot_fmts = gitweb_get_feature('snapshot'); 1200 @snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts); 1201 1202 our ($git_avatar) = gitweb_get_feature('avatar'); 1203 $git_avatar = '' unless $git_avatar =~ /^(?:gravatar|picon)$/s; 1204 1205 our @extra_branch_refs = gitweb_get_feature('extra-branch-refs'); 1206 @extra_branch_refs = filter_and_validate_refs (@extra_branch_refs); 1207} 1208 1209sub get_branch_refs { 1210 return ('heads', @extra_branch_refs); 1211} 1212 1213# custom error handler: 'die <message>' is Internal Server Error 1214sub handle_errors_html { 1215 my $msg = shift; # it is already HTML escaped 1216 1217 # to avoid infinite loop where error occurs in die_error, 1218 # change handler to default handler, disabling handle_errors_html 1219 set_message("Error occurred when inside die_error:\n$msg"); 1220 1221 # you cannot jump out of die_error when called as error handler; 1222 # the subroutine set via CGI::Carp::set_message is called _after_ 1223 # HTTP headers are already written, so it cannot write them itself 1224 die_error(undef, undef, $msg, -error_handler => 1, -no_http_header => 1); 1225} 1226set_message(\&handle_errors_html); 1227 1228# dispatch 1229sub dispatch { 1230 if (!defined $action) { 1231 if (defined $hash) { 1232 $action = git_get_type($hash); 1233 $action or die_error(404, "Object does not exist"); 1234 } elsif (defined $hash_base && defined $file_name) { 1235 $action = git_get_type("$hash_base:$file_name"); 1236 $action or die_error(404, "File or directory does not exist"); 1237 } elsif (defined $project) { 1238 $action = 'summary'; 1239 } else { 1240 $action = 'project_list'; 1241 } 1242 } 1243 if (!defined($actions{$action})) { 1244 die_error(400, "Unknown action"); 1245 } 1246 if ($action !~ m/^(?:opml|project_list|project_index)$/ && 1247 !$project) { 1248 die_error(400, "Project needed"); 1249 } 1250 $actions{$action}->(); 1251} 1252 1253sub reset_timer { 1254 our $t0 = [ gettimeofday() ] 1255 if defined $t0; 1256 our $number_of_git_cmds = 0; 1257} 1258 1259our $first_request = 1; 1260sub run_request { 1261 reset_timer(); 1262 1263 evaluate_uri(); 1264 if ($first_request) { 1265 evaluate_gitweb_config(); 1266 evaluate_git_version(); 1267 } 1268 if ($per_request_config) { 1269 if (ref($per_request_config) eq 'CODE') { 1270 $per_request_config->(); 1271 } elsif (!$first_request) { 1272 evaluate_gitweb_config(); 1273 } 1274 } 1275 check_loadavg(); 1276 1277 # $projectroot and $projects_list might be set in gitweb config file 1278 $projects_list ||= $projectroot; 1279 1280 evaluate_query_params(); 1281 evaluate_path_info(); 1282 evaluate_and_validate_params(); 1283 evaluate_git_dir(); 1284 1285 configure_gitweb_features(); 1286 1287 dispatch(); 1288} 1289 1290our $is_last_request = sub { 1 }; 1291our ($pre_dispatch_hook, $post_dispatch_hook, $pre_listen_hook); 1292our $CGI = 'CGI'; 1293our $cgi; 1294sub configure_as_fcgi { 1295 require CGI::Fast; 1296 our $CGI = 'CGI::Fast'; 1297 1298 my $request_number = 0; 1299 # let each child service 100 requests 1300 our $is_last_request = sub { ++$request_number > 100 }; 1301} 1302sub evaluate_argv { 1303 my $script_name = $ENV{'SCRIPT_NAME'} || $ENV{'SCRIPT_FILENAME'} || __FILE__; 1304 configure_as_fcgi() 1305 if $script_name =~ /\.fcgi$/; 1306 1307 return unless (@ARGV); 1308 1309 require Getopt::Long; 1310 Getopt::Long::GetOptions( 1311 'fastcgi|fcgi|f' => \&configure_as_fcgi, 1312 'nproc|n=i' => sub { 1313 my ($arg, $val) = @_; 1314 return unless eval { require FCGI::ProcManager; 1; }; 1315 my $proc_manager = FCGI::ProcManager->new({ 1316 n_processes => $val, 1317 }); 1318 our $pre_listen_hook = sub { $proc_manager->pm_manage() }; 1319 our $pre_dispatch_hook = sub { $proc_manager->pm_pre_dispatch() }; 1320 our $post_dispatch_hook = sub { $proc_manager->pm_post_dispatch() }; 1321 }, 1322 ); 1323} 1324 1325sub run { 1326 evaluate_argv(); 1327 1328 $first_request = 1; 1329 $pre_listen_hook->() 1330 if $pre_listen_hook; 1331 1332 REQUEST: 1333 while ($cgi = $CGI->new()) { 1334 $pre_dispatch_hook->() 1335 if $pre_dispatch_hook; 1336 1337 run_request(); 1338 1339 $post_dispatch_hook->() 1340 if $post_dispatch_hook; 1341 $first_request = 0; 1342 1343 last REQUEST if ($is_last_request->()); 1344 } 1345 1346 DONE_GITWEB: 1347 1; 1348} 1349 1350run(); 1351 1352if (defined caller) { 1353 # wrapped in a subroutine processing requests, 1354 # e.g. mod_perl with ModPerl::Registry, or PSGI with Plack::App::WrapCGI 1355 return; 1356} else { 1357 # pure CGI script, serving single request 1358 exit; 1359} 1360 1361## ====================================================================== 1362## action links 1363 1364# possible values of extra options 1365# -full => 0|1 - use absolute/full URL ($my_uri/$my_url as base) 1366# -replay => 1 - start from a current view (replay with modifications) 1367# -path_info => 0|1 - don't use/use path_info URL (if possible) 1368# -anchor => ANCHOR - add #ANCHOR to end of URL, implies -replay if used alone 1369sub href { 1370 my %params = @_; 1371 # default is to use -absolute url() i.e. $my_uri 1372 my $href = $params{-full} ? $my_url : $my_uri; 1373 1374 # implicit -replay, must be first of implicit params 1375 $params{-replay} = 1 if (keys %params == 1 && $params{-anchor}); 1376 1377 $params{'project'} = $project unless exists $params{'project'}; 1378 1379 if ($params{-replay}) { 1380 while (my ($name, $symbol) = each %cgi_param_mapping) { 1381 if (!exists $params{$name}) { 1382 $params{$name} = $input_params{$name}; 1383 } 1384 } 1385 } 1386 1387 my $use_pathinfo = gitweb_check_feature('pathinfo'); 1388 if (defined $params{'project'} && 1389 (exists $params{-path_info} ? $params{-path_info} : $use_pathinfo)) { 1390 # try to put as many parameters as possible in PATH_INFO: 1391 # - project name 1392 # - action 1393 # - hash_parent or hash_parent_base:/file_parent 1394 # - hash or hash_base:/filename 1395 # - the snapshot_format as an appropriate suffix 1396 1397 # When the script is the root DirectoryIndex for the domain, 1398 # $href here would be something like http://gitweb.example.com/ 1399 # Thus, we strip any trailing / from $href, to spare us double 1400 # slashes in the final URL 1401 $href =~ s,/$,,; 1402 1403 # Then add the project name, if present 1404 $href .= "/".esc_path_info($params{'project'}); 1405 delete $params{'project'}; 1406 1407 # since we destructively absorb parameters, we keep this 1408 # boolean that remembers if we're handling a snapshot 1409 my $is_snapshot = $params{'action'} eq 'snapshot'; 1410 1411 # Summary just uses the project path URL, any other action is 1412 # added to the URL 1413 if (defined $params{'action'}) { 1414 $href .= "/".esc_path_info($params{'action'}) 1415 unless $params{'action'} eq 'summary'; 1416 delete $params{'action'}; 1417 } 1418 1419 # Next, we put hash_parent_base:/file_parent..hash_base:/file_name, 1420 # stripping nonexistent or useless pieces 1421 $href .= "/" if ($params{'hash_base'} || $params{'hash_parent_base'} 1422 || $params{'hash_parent'} || $params{'hash'}); 1423 if (defined $params{'hash_base'}) { 1424 if (defined $params{'hash_parent_base'}) { 1425 $href .= esc_path_info($params{'hash_parent_base'}); 1426 # skip the file_parent if it's the same as the file_name 1427 if (defined $params{'file_parent'}) { 1428 if (defined $params{'file_name'} && $params{'file_parent'} eq $params{'file_name'}) { 1429 delete $params{'file_parent'}; 1430 } elsif ($params{'file_parent'} !~ /\.\./) { 1431 $href .= ":/".esc_path_info($params{'file_parent'}); 1432 delete $params{'file_parent'}; 1433 } 1434 } 1435 $href .= ".."; 1436 delete $params{'hash_parent'}; 1437 delete $params{'hash_parent_base'}; 1438 } elsif (defined $params{'hash_parent'}) { 1439 $href .= esc_path_info($params{'hash_parent'}). ".."; 1440 delete $params{'hash_parent'}; 1441 } 1442 1443 $href .= esc_path_info($params{'hash_base'}); 1444 if (defined $params{'file_name'} && $params{'file_name'} !~ /\.\./) { 1445 $href .= ":/".esc_path_info($params{'file_name'}); 1446 delete $params{'file_name'}; 1447 } 1448 delete $params{'hash'}; 1449 delete $params{'hash_base'}; 1450 } elsif (defined $params{'hash'}) { 1451 $href .= esc_path_info($params{'hash'}); 1452 delete $params{'hash'}; 1453 } 1454 1455 # If the action was a snapshot, we can absorb the 1456 # snapshot_format parameter too 1457 if ($is_snapshot) { 1458 my $fmt = $params{'snapshot_format'}; 1459 # snapshot_format should always be defined when href() 1460 # is called, but just in case some code forgets, we 1461 # fall back to the default 1462 $fmt ||= $snapshot_fmts[0]; 1463 $href .= $known_snapshot_formats{$fmt}{'suffix'}; 1464 delete $params{'snapshot_format'}; 1465 } 1466 } 1467 1468 # now encode the parameters explicitly 1469 my @result = (); 1470 for (my $i = 0; $i < @cgi_param_mapping; $i += 2) { 1471 my ($name, $symbol) = ($cgi_param_mapping[$i], $cgi_param_mapping[$i+1]); 1472 if (defined $params{$name}) { 1473 if (ref($params{$name}) eq "ARRAY") { 1474 foreach my $par (@{$params{$name}}) { 1475 push @result, $symbol . "=" . esc_param($par); 1476 } 1477 } else { 1478 push @result, $symbol . "=" . esc_param($params{$name}); 1479 } 1480 } 1481 } 1482 $href .= "?" . join(';', @result) if scalar @result; 1483 1484 # final transformation: trailing spaces must be escaped (URI-encoded) 1485 $href =~ s/(\s+)$/CGI::escape($1)/e; 1486 1487 if ($params{-anchor}) { 1488 $href .= "#".esc_param($params{-anchor}); 1489 } 1490 1491 return $href; 1492} 1493 1494 1495## ====================================================================== 1496## validation, quoting/unquoting and escaping 1497 1498sub is_valid_action { 1499 my $input = shift; 1500 return undef unless exists $actions{$input}; 1501 return 1; 1502} 1503 1504sub is_valid_project { 1505 my $input = shift; 1506 1507 return unless defined $input; 1508 if (!is_valid_pathname($input) || 1509 !(-d "$projectroot/$input") || 1510 !check_export_ok("$projectroot/$input") || 1511 ($strict_export && !project_in_list($input))) { 1512 return undef; 1513 } else { 1514 return 1; 1515 } 1516} 1517 1518sub is_valid_pathname { 1519 my $input = shift; 1520 1521 return undef unless defined $input; 1522 # no '.' or '..' as elements of path, i.e. no '.' or '..' 1523 # at the beginning, at the end, and between slashes. 1524 # also this catches doubled slashes 1525 if ($input =~ m!(^|/)(|\.|\.\.)(/|$)!) { 1526 return undef; 1527 } 1528 # no null characters 1529 if ($input =~ m!\0!) { 1530 return undef; 1531 } 1532 return 1; 1533} 1534 1535sub is_valid_ref_format { 1536 my $input = shift; 1537 1538 return undef unless defined $input; 1539 # restrictions on ref name according to git-check-ref-format 1540 if ($input =~ m!(/\.|\.\.|[\000-\040\177 ~^:?*\[]|/$)!) { 1541 return undef; 1542 } 1543 return 1; 1544} 1545 1546sub is_valid_refname { 1547 my $input = shift; 1548 1549 return undef unless defined $input; 1550 # textual hashes are O.K. 1551 if ($input =~ m/^$oid_regex$/) { 1552 return 1; 1553 } 1554 # it must be correct pathname 1555 is_valid_pathname($input) or return undef; 1556 # check git-check-ref-format restrictions 1557 is_valid_ref_format($input) or return undef; 1558 return 1; 1559} 1560 1561# decode sequences of octets in utf8 into Perl's internal form, 1562# which is utf-8 with utf8 flag set if needed. gitweb writes out 1563# in utf-8 thanks to "binmode STDOUT, ':utf8'" at beginning 1564sub to_utf8 { 1565 my $str = shift; 1566 return undef unless defined $str; 1567 1568 if (utf8::is_utf8($str) || utf8::decode($str)) { 1569 return $str; 1570 } else { 1571 return decode($fallback_encoding, $str, Encode::FB_DEFAULT); 1572 } 1573} 1574 1575# quote unsafe chars, but keep the slash, even when it's not 1576# correct, but quoted slashes look too horrible in bookmarks 1577sub esc_param { 1578 my $str = shift; 1579 return undef unless defined $str; 1580 $str =~ s/([^A-Za-z0-9\-_.~()\/:@ ]+)/CGI::escape($1)/eg; 1581 $str =~ s/ /\+/g; 1582 return $str; 1583} 1584 1585# the quoting rules for path_info fragment are slightly different 1586sub esc_path_info { 1587 my $str = shift; 1588 return undef unless defined $str; 1589 1590 # path_info doesn't treat '+' as space (specially), but '?' must be escaped 1591 $str =~ s/([^A-Za-z0-9\-_.~();\/;:@&= +]+)/CGI::escape($1)/eg; 1592 1593 return $str; 1594} 1595 1596# quote unsafe chars in whole URL, so some characters cannot be quoted 1597sub esc_url { 1598 my $str = shift; 1599 return undef unless defined $str; 1600 $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&= ]+)/CGI::escape($1)/eg; 1601 $str =~ s/ /\+/g; 1602 return $str; 1603} 1604 1605# quote unsafe characters in HTML attributes 1606sub esc_attr { 1607 1608 # for XHTML conformance escaping '"' to '"' is not enough 1609 return esc_html(@_); 1610} 1611 1612# replace invalid utf8 character with SUBSTITUTION sequence 1613sub esc_html { 1614 my $str = shift; 1615 my %opts = @_; 1616 1617 return undef unless defined $str; 1618 1619 $str = to_utf8($str); 1620 $str = $cgi->escapeHTML($str); 1621 if ($opts{'-nbsp'}) { 1622 $str =~ s/ / /g; 1623 } 1624 $str =~ s|([[:cntrl:]])|(($1 ne "\t") ? quot_cec($1) : $1)|eg; 1625 return $str; 1626} 1627 1628# quote control characters and escape filename to HTML 1629sub esc_path { 1630 my $str = shift; 1631 my %opts = @_; 1632 1633 return undef unless defined $str; 1634 1635 $str = to_utf8($str); 1636 $str = $cgi->escapeHTML($str); 1637 if ($opts{'-nbsp'}) { 1638 $str =~ s/ / /g; 1639 } 1640 $str =~ s|([[:cntrl:]])|quot_cec($1)|eg; 1641 return $str; 1642} 1643 1644# Sanitize for use in XHTML + application/xml+xhtml (valid XML 1.0) 1645sub sanitize { 1646 my $str = shift; 1647 1648 return undef unless defined $str; 1649 1650 $str = to_utf8($str); 1651 $str =~ s|([[:cntrl:]])|(index("\t\n\r", $1) != -1 ? $1 : quot_cec($1))|eg; 1652 return $str; 1653} 1654 1655# Make control characters "printable", using character escape codes (CEC) 1656sub quot_cec { 1657 my $cntrl = shift; 1658 my %opts = @_; 1659 my %es = ( # character escape codes, aka escape sequences 1660 "\t" => '\t', # tab (HT) 1661 "\n" => '\n', # line feed (LF) 1662 "\r" => '\r', # carriage return (CR) 1663 "\f" => '\f', # form feed (FF) 1664 "\b" => '\b', # backspace (BS) 1665 "\a" => '\a', # alarm (bell) (BEL) 1666 "\e" => '\e', # escape (ESC) 1667 "\013" => '\v', # vertical tab (VT) 1668 "\000" => '\0', # nul character (NUL) 1669 ); 1670 my $chr = ( (exists $es{$cntrl}) 1671 ? $es{$cntrl} 1672 : sprintf('\%2x', ord($cntrl)) ); 1673 if ($opts{-nohtml}) { 1674 return $chr; 1675 } else { 1676 return "<span class=\"cntrl\">$chr</span>"; 1677 } 1678} 1679 1680# Alternatively use unicode control pictures codepoints, 1681# Unicode "printable representation" (PR) 1682sub quot_upr { 1683 my $cntrl = shift; 1684 my %opts = @_; 1685 1686 my $chr = sprintf('&#%04d;', 0x2400+ord($cntrl)); 1687 if ($opts{-nohtml}) { 1688 return $chr; 1689 } else { 1690 return "<span class=\"cntrl\">$chr</span>"; 1691 } 1692} 1693 1694# git may return quoted and escaped filenames 1695sub unquote { 1696 my $str = shift; 1697 1698 sub unq { 1699 my $seq = shift; 1700 my %es = ( # character escape codes, aka escape sequences 1701 't' => "\t", # tab (HT, TAB) 1702 'n' => "\n", # newline (NL) 1703 'r' => "\r", # return (CR) 1704 'f' => "\f", # form feed (FF) 1705 'b' => "\b", # backspace (BS) 1706 'a' => "\a", # alarm (bell) (BEL) 1707 'e' => "\e", # escape (ESC) 1708 'v' => "\013", # vertical tab (VT) 1709 ); 1710 1711 if ($seq =~ m/^[0-7]{1,3}$/) { 1712 # octal char sequence 1713 return chr(oct($seq)); 1714 } elsif (exists $es{$seq}) { 1715 # C escape sequence, aka character escape code 1716 return $es{$seq}; 1717 } 1718 # quoted ordinary character 1719 return $seq; 1720 } 1721 1722 if ($str =~ m/^"(.*)"$/) { 1723 # needs unquoting 1724 $str = $1; 1725 $str =~ s/\\([^0-7]|[0-7]{1,3})/unq($1)/eg; 1726 } 1727 return $str; 1728} 1729 1730# escape tabs (convert tabs to spaces) 1731sub untabify { 1732 my $line = shift; 1733 1734 while ((my $pos = index($line, "\t")) != -1) { 1735 if (my $count = (8 - ($pos % 8))) { 1736 my $spaces = ' ' x $count; 1737 $line =~ s/\t/$spaces/; 1738 } 1739 } 1740 1741 return $line; 1742} 1743 1744sub project_in_list { 1745 my $project = shift; 1746 my @list = git_get_projects_list(); 1747 return @list && scalar(grep { $_->{'path'} eq $project } @list); 1748} 1749 1750## ---------------------------------------------------------------------- 1751## HTML aware string manipulation 1752 1753# Try to chop given string on a word boundary between position 1754# $len and $len+$add_len. If there is no word boundary there, 1755# chop at $len+$add_len. Do not chop if chopped part plus ellipsis 1756# (marking chopped part) would be longer than given string. 1757sub chop_str { 1758 my $str = shift; 1759 my $len = shift; 1760 my $add_len = shift || 10; 1761 my $where = shift || 'right'; # 'left' | 'center' | 'right' 1762 1763 # Make sure perl knows it is utf8 encoded so we don't 1764 # cut in the middle of a utf8 multibyte char. 1765 $str = to_utf8($str); 1766 1767 # allow only $len chars, but don't cut a word if it would fit in $add_len 1768 # if it doesn't fit, cut it if it's still longer than the dots we would add 1769 # remove chopped character entities entirely 1770 1771 # when chopping in the middle, distribute $len into left and right part 1772 # return early if chopping wouldn't make string shorter 1773 if ($where eq 'center') { 1774 return $str if ($len + 5 >= length($str)); # filler is length 5 1775 $len = int($len/2); 1776 } else { 1777 return $str if ($len + 4 >= length($str)); # filler is length 4 1778 } 1779 1780 # regexps: ending and beginning with word part up to $add_len 1781 my $endre = qr/.{$len}\w{0,$add_len}/; 1782 my $begre = qr/\w{0,$add_len}.{$len}/; 1783 1784 if ($where eq 'left') { 1785 $str =~ m/^(.*?)($begre)$/; 1786 my ($lead, $body) = ($1, $2); 1787 if (length($lead) > 4) { 1788 $lead = " ..."; 1789 } 1790 return "$lead$body"; 1791 1792 } elsif ($where eq 'center') { 1793 $str =~ m/^($endre)(.*)$/; 1794 my ($left, $str) = ($1, $2); 1795 $str =~ m/^(.*?)($begre)$/; 1796 my ($mid, $right) = ($1, $2); 1797 if (length($mid) > 5) { 1798 $mid = " ... "; 1799 } 1800 return "$left$mid$right"; 1801 1802 } else { 1803 $str =~ m/^($endre)(.*)$/; 1804 my $body = $1; 1805 my $tail = $2; 1806 if (length($tail) > 4) { 1807 $tail = "... "; 1808 } 1809 return "$body$tail"; 1810 } 1811} 1812 1813# takes the same arguments as chop_str, but also wraps a <span> around the 1814# result with a title attribute if it does get chopped. Additionally, the 1815# string is HTML-escaped. 1816sub chop_and_escape_str { 1817 my ($str) = @_; 1818 1819 my $chopped = chop_str(@_); 1820 $str = to_utf8($str); 1821 if ($chopped eq $str) { 1822 return esc_html($chopped); 1823 } else { 1824 $str =~ s/[[:cntrl:]]/?/g; 1825 return $cgi->span({-title=>$str}, esc_html($chopped)); 1826 } 1827} 1828 1829# Highlight selected fragments of string, using given CSS class, 1830# and escape HTML. It is assumed that fragments do not overlap. 1831# Regions are passed as list of pairs (array references). 1832# 1833# Example: esc_html_hl_regions("foobar", "mark", [ 0, 3 ]) returns 1834# '<span class="mark">foo</span>bar' 1835sub esc_html_hl_regions { 1836 my ($str, $css_class, @sel) = @_; 1837 my %opts = grep { ref($_) ne 'ARRAY' } @sel; 1838 @sel = grep { ref($_) eq 'ARRAY' } @sel; 1839 return esc_html($str, %opts) unless @sel; 1840 1841 my $out = ''; 1842 my $pos = 0; 1843 1844 for my $s (@sel) { 1845 my ($begin, $end) = @$s; 1846 1847 # Don't create empty <span> elements. 1848 next if $end <= $begin; 1849 1850 my $escaped = esc_html(substr($str, $begin, $end - $begin), 1851 %opts); 1852 1853 $out .= esc_html(substr($str, $pos, $begin - $pos), %opts) 1854 if ($begin - $pos > 0); 1855 $out .= $cgi->span({-class => $css_class}, $escaped); 1856 1857 $pos = $end; 1858 } 1859 $out .= esc_html(substr($str, $pos), %opts) 1860 if ($pos < length($str)); 1861 1862 return $out; 1863} 1864 1865# return positions of beginning and end of each match 1866sub matchpos_list { 1867 my ($str, $regexp) = @_; 1868 return unless (defined $str && defined $regexp); 1869 1870 my @matches; 1871 while ($str =~ /$regexp/g) { 1872 push @matches, [$-[0], $+[0]]; 1873 } 1874 return @matches; 1875} 1876 1877# highlight match (if any), and escape HTML 1878sub esc_html_match_hl { 1879 my ($str, $regexp) = @_; 1880 return esc_html($str) unless defined $regexp; 1881 1882 my @matches = matchpos_list($str, $regexp); 1883 return esc_html($str) unless @matches; 1884 1885 return esc_html_hl_regions($str, 'match', @matches); 1886} 1887 1888 1889# highlight match (if any) of shortened string, and escape HTML 1890sub esc_html_match_hl_chopped { 1891 my ($str, $chopped, $regexp) = @_; 1892 return esc_html_match_hl($str, $regexp) unless defined $chopped; 1893 1894 my @matches = matchpos_list($str, $regexp); 1895 return esc_html($chopped) unless @matches; 1896 1897 # filter matches so that we mark chopped string 1898 my $tail = "... "; # see chop_str 1899 unless ($chopped =~ s/\Q$tail\E$//) { 1900 $tail = ''; 1901 } 1902 my $chop_len = length($chopped); 1903 my $tail_len = length($tail); 1904 my @filtered; 1905 1906 for my $m (@matches) { 1907 if ($m->[0] > $chop_len) { 1908 push @filtered, [ $chop_len, $chop_len + $tail_len ] if ($tail_len > 0); 1909 last; 1910 } elsif ($m->[1] > $chop_len) { 1911 push @filtered, [ $m->[0], $chop_len + $tail_len ]; 1912 last; 1913 } 1914 push @filtered, $m; 1915 } 1916 1917 return esc_html_hl_regions($chopped . $tail, 'match', @filtered); 1918} 1919 1920## ---------------------------------------------------------------------- 1921## functions returning short strings 1922 1923# CSS class for given age value (in seconds) 1924sub age_class { 1925 my $age = shift; 1926 1927 if (!defined $age) { 1928 return "noage"; 1929 } elsif ($age < 60*60*2) { 1930 return "age0"; 1931 } elsif ($age < 60*60*24*2) { 1932 return "age1"; 1933 } else { 1934 return "age2"; 1935 } 1936} 1937 1938# convert age in seconds to "nn units ago" string 1939sub age_string { 1940 my $age = shift; 1941 my $age_str; 1942 1943 if ($age > 60*60*24*365*2) { 1944 $age_str = (int $age/60/60/24/365); 1945 $age_str .= " years ago"; 1946 } elsif ($age > 60*60*24*(365/12)*2) { 1947 $age_str = int $age/60/60/24/(365/12); 1948 $age_str .= " months ago"; 1949 } elsif ($age > 60*60*24*7*2) { 1950 $age_str = int $age/60/60/24/7; 1951 $age_str .= " weeks ago"; 1952 } elsif ($age > 60*60*24*2) { 1953 $age_str = int $age/60/60/24; 1954 $age_str .= " days ago"; 1955 } elsif ($age > 60*60*2) { 1956 $age_str = int $age/60/60; 1957 $age_str .= " hours ago"; 1958 } elsif ($age > 60*2) { 1959 $age_str = int $age/60; 1960 $age_str .= " min ago"; 1961 } elsif ($age > 2) { 1962 $age_str = int $age; 1963 $age_str .= " sec ago"; 1964 } else { 1965 $age_str .= " right now"; 1966 } 1967 return $age_str; 1968} 1969 1970use constant { 1971 S_IFINVALID => 0030000, 1972 S_IFGITLINK => 0160000, 1973}; 1974 1975# submodule/subproject, a commit object reference 1976sub S_ISGITLINK { 1977 my $mode = shift; 1978 1979 return (($mode & S_IFMT) == S_IFGITLINK) 1980} 1981 1982# convert file mode in octal to symbolic file mode string 1983sub mode_str { 1984 my $mode = oct shift; 1985 1986 if (S_ISGITLINK($mode)) { 1987 return 'm---------'; 1988 } elsif (S_ISDIR($mode & S_IFMT)) { 1989 return 'drwxr-xr-x'; 1990 } elsif (S_ISLNK($mode)) { 1991 return 'lrwxrwxrwx'; 1992 } elsif (S_ISREG($mode)) { 1993 # git cares only about the executable bit 1994 if ($mode & S_IXUSR) { 1995 return '-rwxr-xr-x'; 1996 } else { 1997 return '-rw-r--r--'; 1998 }; 1999 } else { 2000 return '----------'; 2001 } 2002} 2003 2004# convert file mode in octal to file type string 2005sub file_type { 2006 my $mode = shift; 2007 2008 if ($mode !~ m/^[0-7]+$/) { 2009 return $mode; 2010 } else { 2011 $mode = oct $mode; 2012 } 2013 2014 if (S_ISGITLINK($mode)) { 2015 return "submodule"; 2016 } elsif (S_ISDIR($mode & S_IFMT)) { 2017 return "directory"; 2018 } elsif (S_ISLNK($mode)) { 2019 return "symlink"; 2020 } elsif (S_ISREG($mode)) { 2021 return "file"; 2022 } else { 2023 return "unknown"; 2024 } 2025} 2026 2027# convert file mode in octal to file type description string 2028sub file_type_long { 2029 my $mode = shift; 2030 2031 if ($mode !~ m/^[0-7]+$/) { 2032 return $mode; 2033 } else { 2034 $mode = oct $mode; 2035 } 2036 2037 if (S_ISGITLINK($mode)) { 2038 return "submodule"; 2039 } elsif (S_ISDIR($mode & S_IFMT)) { 2040 return "directory"; 2041 } elsif (S_ISLNK($mode)) { 2042 return "symlink"; 2043 } elsif (S_ISREG($mode)) { 2044 if ($mode & S_IXUSR) { 2045 return "executable"; 2046 } else { 2047 return "file"; 2048 }; 2049 } else { 2050 return "unknown"; 2051 } 2052} 2053 2054 2055## ---------------------------------------------------------------------- 2056## functions returning short HTML fragments, or transforming HTML fragments 2057## which don't belong to other sections 2058 2059# format line of commit message. 2060sub format_log_line_html { 2061 my $line = shift; 2062 2063 # Potentially abbreviated OID. 2064 my $regex = oid_nlen_regex("7,64"); 2065 2066 $line = esc_html($line, -nbsp=>1); 2067 $line =~ s{ 2068 \b 2069 ( 2070 # The output of "git describe", e.g. v2.10.0-297-gf6727b0 2071 # or hadoop-20160921-113441-20-g094fb7d 2072 (?<!-) # see strbuf_check_tag_ref(). Tags can't start with - 2073 [A-Za-z0-9.-]+ 2074 (?!\.) # refs can't end with ".", see check_refname_format() 2075 -g$regex 2076 | 2077 # Just a normal looking Git SHA1 2078 $regex 2079 ) 2080 \b 2081 }{ 2082 $cgi->a({-href => href(action=>"object", hash=>$1), 2083 -class => "text"}, $1); 2084 }egx; 2085 2086 return $line; 2087} 2088 2089# format marker of refs pointing to given object 2090 2091# the destination action is chosen based on object type and current context: 2092# - for annotated tags, we choose the tag view unless it's the current view 2093# already, in which case we go to shortlog view 2094# - for other refs, we keep the current view if we're in history, shortlog or 2095# log view, and select shortlog otherwise 2096sub format_ref_marker { 2097 my ($refs, $id) = @_; 2098 my $markers = ''; 2099 2100 if (defined $refs->{$id}) { 2101 foreach my $ref (@{$refs->{$id}}) { 2102 # this code exploits the fact that non-lightweight tags are the 2103 # only indirect objects, and that they are the only objects for which 2104 # we want to use tag instead of shortlog as action 2105 my ($type, $name) = qw(); 2106 my $indirect = ($ref =~ s/\^\{\}$//); 2107 # e.g. tags/v2.6.11 or heads/next 2108 if ($ref =~ m!^(.*?)s?/(.*)$!) { 2109 $type = $1; 2110 $name = $2; 2111 } else { 2112 $type = "ref"; 2113 $name = $ref; 2114 } 2115 2116 my $class = $type; 2117 $class .= " indirect" if $indirect; 2118 2119 my $dest_action = "shortlog"; 2120 2121 if ($indirect) { 2122 $dest_action = "tag" unless $action eq "tag"; 2123 } elsif ($action =~ /^(history|(short)?log)$/) { 2124 $dest_action = $action; 2125 } 2126 2127 my $dest = ""; 2128 $dest .= "refs/" unless $ref =~ m!^refs/!; 2129 $dest .= $ref; 2130 2131 my $link = $cgi->a({ 2132 -href => href( 2133 action=>$dest_action, 2134 hash=>$dest 2135 )}, esc_html($name)); 2136 2137 $markers .= " <span class=\"".esc_attr($class)."\" title=\"".esc_attr($ref)."\">" . 2138 $link . "</span>"; 2139 } 2140 } 2141 2142 if ($markers) { 2143 return ' <span class="refs">'. $markers . '</span>'; 2144 } else { 2145 return ""; 2146 } 2147} 2148 2149# format, perhaps shortened and with markers, title line 2150sub format_subject_html { 2151 my ($long, $short, $href, $extra) = @_; 2152 $extra = '' unless defined($extra); 2153 2154 if (length($short) < length($long)) { 2155 $long =~ s/[[:cntrl:]]/?/g; 2156 return $cgi->a({-href => $href, -class => "list subject", 2157 -title => to_utf8($long)}, 2158 esc_html($short)) . $extra; 2159 } else { 2160 return $cgi->a({-href => $href, -class => "list subject"}, 2161 esc_html($long)) . $extra; 2162 } 2163} 2164 2165# Rather than recomputing the url for an email multiple times, we cache it 2166# after the first hit. This gives a visible benefit in views where the avatar 2167# for the same email is used repeatedly (e.g. shortlog). 2168# The cache is shared by all avatar engines (currently gravatar only), which 2169# are free to use it as preferred. Since only one avatar engine is used for any 2170# given page, there's no risk for cache conflicts. 2171our %avatar_cache = (); 2172 2173# Compute the picon url for a given email, by using the picon search service over at 2174# http://www.cs.indiana.edu/picons/search.html 2175sub picon_url { 2176 my $email = lc shift; 2177 if (!$avatar_cache{$email}) { 2178 my ($user, $domain) = split('@', $email); 2179 $avatar_cache{$email} = 2180 "//www.cs.indiana.edu/cgi-pub/kinzler/piconsearch.cgi/" . 2181 "$domain/$user/" . 2182 "users+domains+unknown/up/single"; 2183 } 2184 return $avatar_cache{$email}; 2185} 2186 2187# Compute the gravatar url for a given email, if it's not in the cache already. 2188# Gravatar stores only the part of the URL before the size, since that's the 2189# one computationally more expensive. This also allows reuse of the cache for 2190# different sizes (for this particular engine). 2191sub gravatar_url { 2192 my $email = lc shift; 2193 my $size = shift; 2194 $avatar_cache{$email} ||= 2195 "//www.gravatar.com/avatar/" . 2196 md5_hex($email) . "?s="; 2197 return $avatar_cache{$email} . $size; 2198} 2199 2200# Insert an avatar for the given $email at the given $size if the feature 2201# is enabled. 2202sub git_get_avatar { 2203 my ($email, %opts) = @_; 2204 my $pre_white = ($opts{-pad_before} ? " " : ""); 2205 my $post_white = ($opts{-pad_after} ? " " : ""); 2206 $opts{-size} ||= 'default'; 2207 my $size = $avatar_size{$opts{-size}} || $avatar_size{'default'}; 2208 my $url = ""; 2209 if ($git_avatar eq 'gravatar') { 2210 $url = gravatar_url($email, $size); 2211 } elsif ($git_avatar eq 'picon') { 2212 $url = picon_url($email); 2213 } 2214 # Other providers can be added by extending the if chain, defining $url 2215 # as needed. If no variant puts something in $url, we assume avatars 2216 # are completely disabled/unavailable. 2217 if ($url) { 2218 return $pre_white . 2219 "<img width=\"$size\" " . 2220 "class=\"avatar\" " . 2221 "src=\"".esc_url($url)."\" " . 2222 "alt=\"\" " . 2223 "/>" . $post_white; 2224 } else { 2225 return ""; 2226 } 2227} 2228 2229sub format_search_author { 2230 my ($author, $searchtype, $displaytext) = @_; 2231 my $have_search = gitweb_check_feature('search'); 2232 2233 if ($have_search) { 2234 my $performed = ""; 2235 if ($searchtype eq 'author') { 2236 $performed = "authored"; 2237 } elsif ($searchtype eq 'committer') { 2238 $performed = "committed"; 2239 } 2240 2241 return $cgi->a({-href => href(action=>"search", hash=>$hash, 2242 searchtext=>$author, 2243 searchtype=>$searchtype), class=>"list", 2244 title=>"Search for commits $performed by $author"}, 2245 $displaytext); 2246 2247 } else { 2248 return $displaytext; 2249 } 2250} 2251 2252# format the author name of the given commit with the given tag 2253# the author name is chopped and escaped according to the other 2254# optional parameters (see chop_str). 2255sub format_author_html { 2256 my $tag = shift; 2257 my $co = shift; 2258 my $author = chop_and_escape_str($co->{'author_name'}, @_); 2259 return "<$tag class=\"author\">" . 2260 format_search_author($co->{'author_name'}, "author", 2261 git_get_avatar($co->{'author_email'}, -pad_after => 1) . 2262 $author) . 2263 "</$tag>"; 2264} 2265 2266# format git diff header line, i.e. "diff --(git|combined|cc) ..." 2267sub format_git_diff_header_line { 2268 my $line = shift; 2269 my $diffinfo = shift; 2270 my ($from, $to) = @_; 2271 2272 if ($diffinfo->{'nparents'}) { 2273 # combined diff 2274 $line =~ s!^(diff (.*?) )"?.*$!$1!; 2275 if ($to->{'href'}) { 2276 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"}, 2277 esc_path($to->{'file'})); 2278 } else { # file was deleted (no href) 2279 $line .= esc_path($to->{'file'}); 2280 } 2281 } else { 2282 # "ordinary" diff 2283 $line =~ s!^(diff (.*?) )"?a/.*$!$1!; 2284 if ($from->{'href'}) { 2285 $line .= $cgi->a({-href => $from->{'href'}, -class => "path"}, 2286 'a/' . esc_path($from->{'file'})); 2287 } else { # file was added (no href) 2288 $line .= 'a/' . esc_path($from->{'file'}); 2289 } 2290 $line .= ' '; 2291 if ($to->{'href'}) { 2292 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"}, 2293 'b/' . esc_path($to->{'file'})); 2294 } else { # file was deleted 2295 $line .= 'b/' . esc_path($to->{'file'}); 2296 } 2297 } 2298 2299 return "<div class=\"diff header\">$line</div>\n"; 2300} 2301 2302# format extended diff header line, before patch itself 2303sub format_extended_diff_header_line { 2304 my $line = shift; 2305 my $diffinfo = shift; 2306 my ($from, $to) = @_; 2307 2308 # match <path> 2309 if ($line =~ s!^((copy|rename) from ).*$!$1! && $from->{'href'}) { 2310 $line .= $cgi->a({-href=>$from->{'href'}, -class=>"path"}, 2311 esc_path($from->{'file'})); 2312 } 2313 if ($line =~ s!^((copy|rename) to ).*$!$1! && $to->{'href'}) { 2314 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"path"}, 2315 esc_path($to->{'file'})); 2316 } 2317 # match single <mode> 2318 if ($line =~ m/\s(\d{6})$/) { 2319 $line .= '<span class="info"> (' . 2320 file_type_long($1) . 2321 ')</span>'; 2322 } 2323 # match <hash> 2324 if ($line =~ oid_nlen_prefix_infix_regex($sha1_len, "index ", ",") | 2325 $line =~ oid_nlen_prefix_infix_regex($sha256_len, "index ", ",")) { 2326 # can match only for combined diff 2327 $line = 'index '; 2328 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) { 2329 if ($from->{'href'}[$i]) { 2330 $line .= $cgi->a({-href=>$from->{'href'}[$i], 2331 -class=>"hash"}, 2332 substr($diffinfo->{'from_id'}[$i],0,7)); 2333 } else { 2334 $line .= '0' x 7; 2335 } 2336 # separator 2337 $line .= ',' if ($i < $diffinfo->{'nparents'} - 1); 2338 } 2339 $line .= '..'; 2340 if ($to->{'href'}) { 2341 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"hash"}, 2342 substr($diffinfo->{'to_id'},0,7)); 2343 } else { 2344 $line .= '0' x 7; 2345 } 2346 2347 } elsif ($line =~ oid_nlen_prefix_infix_regex($sha1_len, "index ", "..") | 2348 $line =~ oid_nlen_prefix_infix_regex($sha256_len, "index ", "..")) { 2349 # can match only for ordinary diff 2350 my ($from_link, $to_link); 2351 if ($from->{'href'}) { 2352 $from_link = $cgi->a({-href=>$from->{'href'}, -class=>"hash"}, 2353 substr($diffinfo->{'from_id'},0,7)); 2354 } else { 2355 $from_link = '0' x 7; 2356 } 2357 if ($to->{'href'}) { 2358 $to_link = $cgi->a({-href=>$to->{'href'}, -class=>"hash"}, 2359 substr($diffinfo->{'to_id'},0,7)); 2360 } else { 2361 $to_link = '0' x 7; 2362 } 2363 my ($from_id, $to_id) = ($diffinfo->{'from_id'}, $diffinfo->{'to_id'}); 2364 $line =~ s!$from_id\.\.$to_id!$from_link..$to_link!; 2365 } 2366 2367 return $line . "<br/>\n"; 2368} 2369 2370# format from-file/to-file diff header 2371sub format_diff_from_to_header { 2372 my ($from_line, $to_line, $diffinfo, $from, $to, @parents) = @_; 2373 my $line; 2374 my $result = ''; 2375 2376 $line = $from_line; 2377 #assert($line =~ m/^---/) if DEBUG; 2378 # no extra formatting for "^--- /dev/null" 2379 if (! $diffinfo->{'nparents'}) { 2380 # ordinary (single parent) diff 2381 if ($line =~ m!^--- "?a/!) { 2382 if ($from->{'href'}) { 2383 $line = '--- a/' . 2384 $cgi->a({-href=>$from->{'href'}, -class=>"path"}, 2385 esc_path($from->{'file'})); 2386 } else { 2387 $line = '--- a/' . 2388 esc_path($from->{'file'}); 2389 } 2390 } 2391 $result .= qq!<div class="diff from_file">$line</div>\n!; 2392 2393 } else { 2394 # combined diff (merge commit) 2395 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) { 2396 if ($from->{'href'}[$i]) { 2397 $line = '--- ' . 2398 $cgi->a({-href=>href(action=>"blobdiff", 2399 hash_parent=>$diffinfo->{'from_id'}[$i], 2400 hash_parent_base=>$parents[$i], 2401 file_parent=>$from->{'file'}[$i], 2402 hash=>$diffinfo->{'to_id'}, 2403 hash_base=>$hash, 2404 file_name=>$to->{'file'}), 2405 -class=>"path", 2406 -title=>"diff" . ($i+1)}, 2407 $i+1) . 2408 '/' . 2409 $cgi->a({-href=>$from->{'href'}[$i], -class=>"path"}, 2410 esc_path($from->{'file'}[$i])); 2411 } else { 2412 $line = '--- /dev/null'; 2413 } 2414 $result .= qq!<div class="diff from_file">$line</div>\n!; 2415 } 2416 } 2417 2418 $line = $to_line; 2419 #assert($line =~ m/^\+\+\+/) if DEBUG; 2420 # no extra formatting for "^+++ /dev/null" 2421 if ($line =~ m!^\+\+\+ "?b/!) { 2422 if ($to->{'href'}) { 2423 $line = '+++ b/' . 2424 $cgi->a({-href=>$to->{'href'}, -class=>"path"}, 2425 esc_path($to->{'file'})); 2426 } else { 2427 $line = '+++ b/' . 2428 esc_path($to->{'file'}); 2429 } 2430 } 2431 $result .= qq!<div class="diff to_file">$line</div>\n!; 2432 2433 return $result; 2434} 2435 2436# create note for patch simplified by combined diff 2437sub format_diff_cc_simplified { 2438 my ($diffinfo, @parents) = @_; 2439 my $result = ''; 2440 2441 $result .= "<div class=\"diff header\">" . 2442 "diff --cc "; 2443 if (!is_deleted($diffinfo)) { 2444 $result .= $cgi->a({-href => href(action=>"blob", 2445 hash_base=>$hash, 2446 hash=>$diffinfo->{'to_id'}, 2447 file_name=>$diffinfo->{'to_file'}), 2448 -class => "path"}, 2449 esc_path($diffinfo->{'to_file'})); 2450 } else { 2451 $result .= esc_path($diffinfo->{'to_file'}); 2452 } 2453 $result .= "</div>\n" . # class="diff header" 2454 "<div class=\"diff nodifferences\">" . 2455 "Simple merge" . 2456 "</div>\n"; # class="diff nodifferences" 2457 2458 return $result; 2459} 2460 2461sub diff_line_class { 2462 my ($line, $from, $to) = @_; 2463 2464 # ordinary diff 2465 my $num_sign = 1; 2466 # combined diff 2467 if ($from && $to && ref($from->{'href'}) eq "ARRAY") { 2468 $num_sign = scalar @{$from->{'href'}}; 2469 } 2470 2471 my @diff_line_classifier = ( 2472 { regexp => qr/^\@\@{$num_sign} /, class => "chunk_header"}, 2473 { regexp => qr/^\\/, class => "incomplete" }, 2474 { regexp => qr/^ {$num_sign}/, class => "ctx" }, 2475 # classifier for context must come before classifier add/rem, 2476 # or we would have to use more complicated regexp, for example 2477 # qr/(?= {0,$m}\+)[+ ]{$num_sign}/, where $m = $num_sign - 1; 2478 { regexp => qr/^[+ ]{$num_sign}/, class => "add" }, 2479 { regexp => qr/^[- ]{$num_sign}/, class => "rem" }, 2480 ); 2481 for my $clsfy (@diff_line_classifier) { 2482 return $clsfy->{'class'} 2483 if ($line =~ $clsfy->{'regexp'}); 2484 } 2485 2486 # fallback 2487 return ""; 2488} 2489 2490# assumes that $from and $to are defined and correctly filled, 2491# and that $line holds a line of chunk header for unified diff 2492sub format_unidiff_chunk_header { 2493 my ($line, $from, $to) = @_; 2494 2495 my ($from_text, $from_start, $from_lines, $to_text, $to_start, $to_lines, $section) = 2496 $line =~ m/^\@{2} (-(\d+)(?:,(\d+))?) (\+(\d+)(?:,(\d+))?) \@{2}(.*)$/; 2497 2498 $from_lines = 0 unless defined $from_lines; 2499 $to_lines = 0 unless defined $to_lines; 2500 2501 if ($from->{'href'}) { 2502 $from_text = $cgi->a({-href=>"$from->{'href'}#l$from_start", 2503 -class=>"list"}, $from_text); 2504 } 2505 if ($to->{'href'}) { 2506 $to_text = $cgi->a({-href=>"$to->{'href'}#l$to_start", 2507 -class=>"list"}, $to_text); 2508 } 2509 $line = "<span class=\"chunk_info\">@@ $from_text $to_text @@</span>" . 2510 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>"; 2511 return $line; 2512} 2513 2514# assumes that $from and $to are defined and correctly filled, 2515# and that $line holds a line of chunk header for combined diff 2516sub format_cc_diff_chunk_header { 2517 my ($line, $from, $to) = @_; 2518 2519 my ($prefix, $ranges, $section) = $line =~ m/^(\@+) (.*?) \@+(.*)$/; 2520 my (@from_text, @from_start, @from_nlines, $to_text, $to_start, $to_nlines); 2521 2522 @from_text = split(' ', $ranges); 2523 for (my $i = 0; $i < @from_text; ++$i) { 2524 ($from_start[$i], $from_nlines[$i]) = 2525 (split(',', substr($from_text[$i], 1)), 0); 2526 } 2527 2528 $to_text = pop @from_text; 2529 $to_start = pop @from_start; 2530 $to_nlines = pop @from_nlines; 2531 2532 $line = "<span class=\"chunk_info\">$prefix "; 2533 for (my $i = 0; $i < @from_text; ++$i) { 2534 if ($from->{'href'}[$i]) { 2535 $line .= $cgi->a({-href=>"$from->{'href'}[$i]#l$from_start[$i]", 2536 -class=>"list"}, $from_text[$i]); 2537 } else { 2538 $line .= $from_text[$i]; 2539 } 2540 $line .= " "; 2541 } 2542 if ($to->{'href'}) { 2543 $line .= $cgi->a({-href=>"$to->{'href'}#l$to_start", 2544 -class=>"list"}, $to_text); 2545 } else { 2546 $line .= $to_text; 2547 } 2548 $line .= " $prefix</span>" . 2549 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>"; 2550 return $line; 2551} 2552 2553# process patch (diff) line (not to be used for diff headers), 2554# returning HTML-formatted (but not wrapped) line. 2555# If the line is passed as a reference, it is treated as HTML and not 2556# esc_html()'ed. 2557sub format_diff_line { 2558 my ($line, $diff_class, $from, $to) = @_; 2559 2560 if (ref($line)) { 2561 $line = $$line; 2562 } else { 2563 chomp $line; 2564 $line = untabify($line); 2565 2566 if ($from && $to && $line =~ m/^\@{2} /) { 2567 $line = format_unidiff_chunk_header($line, $from, $to); 2568 } elsif ($from && $to && $line =~ m/^\@{3}/) { 2569 $line = format_cc_diff_chunk_header($line, $from, $to); 2570 } else { 2571 $line = esc_html($line, -nbsp=>1); 2572 } 2573 } 2574 2575 my $diff_classes = "diff"; 2576 $diff_classes .= " $diff_class" if ($diff_class); 2577 $line = "<div class=\"$diff_classes\">$line</div>\n"; 2578 2579 return $line; 2580} 2581 2582# Generates undef or something like "_snapshot_" or "snapshot (_tbz2_ _zip_)", 2583# linked. Pass the hash of the tree/commit to snapshot. 2584sub format_snapshot_links { 2585 my ($hash) = @_; 2586 my $num_fmts = @snapshot_fmts; 2587 if ($num_fmts > 1) { 2588 # A parenthesized list of links bearing format names. 2589 # e.g. "snapshot (_tar.gz_ _zip_)" 2590 return "snapshot (" . join(' ', map 2591 $cgi->a({ 2592 -href => href( 2593 action=>"snapshot", 2594 hash=>$hash, 2595 snapshot_format=>$_ 2596 ) 2597 }, $known_snapshot_formats{$_}{'display'}) 2598 , @snapshot_fmts) . ")"; 2599 } elsif ($num_fmts == 1) { 2600 # A single "snapshot" link whose tooltip bears the format name. 2601 # i.e. "_snapshot_" 2602 my ($fmt) = @snapshot_fmts; 2603 return 2604 $cgi->a({ 2605 -href => href( 2606 action=>"snapshot", 2607 hash=>$hash, 2608 snapshot_format=>$fmt 2609 ), 2610 -title => "in format: $known_snapshot_formats{$fmt}{'display'}" 2611 }, "snapshot"); 2612 } else { # $num_fmts == 0 2613 return undef; 2614 } 2615} 2616 2617## ...................................................................... 2618## functions returning values to be passed, perhaps after some 2619## transformation, to other functions; e.g. returning arguments to href() 2620 2621# returns hash to be passed to href to generate gitweb URL 2622# in -title key it returns description of link 2623sub get_feed_info { 2624 my $format = shift || 'Atom'; 2625 my %res = (action => lc($format)); 2626 my $matched_ref = 0; 2627 2628 # feed links are possible only for project views 2629 return unless (defined $project); 2630 # some views should link to OPML, or to generic project feed, 2631 # or don't have specific feed yet (so they should use generic) 2632 return if (!$action || $action =~ /^(?:tags|heads|forks|tag|search)$/x); 2633 2634 my $branch = undef; 2635 # branches refs uses 'refs/' + $get_branch_refs()[x] + '/' prefix 2636 # (fullname) to differentiate from tag links; this also makes 2637 # possible to detect branch links 2638 for my $ref (get_branch_refs()) { 2639 if ((defined $hash_base && $hash_base =~ m!^refs/\Q$ref\E/(.*)$!) || 2640 (defined $hash && $hash =~ m!^refs/\Q$ref\E/(.*)$!)) { 2641 $branch = $1; 2642 $matched_ref = $ref; 2643 last; 2644 } 2645 } 2646 # find log type for feed description (title) 2647 my $type = 'log'; 2648 if (defined $file_name) { 2649 $type = "history of $file_name"; 2650 $type .= "/" if ($action eq 'tree'); 2651 $type .= " on '$branch'" if (defined $branch); 2652 } else { 2653 $type = "log of $branch" if (defined $branch); 2654 } 2655 2656 $res{-title} = $type; 2657 $res{'hash'} = (defined $branch ? "refs/$matched_ref/$branch" : undef); 2658 $res{'file_name'} = $file_name; 2659 2660 return %res; 2661} 2662 2663## ---------------------------------------------------------------------- 2664## git utility subroutines, invoking git commands 2665 2666# returns path to the core git executable and the --git-dir parameter as list 2667sub git_cmd { 2668 $number_of_git_cmds++; 2669 return $GIT, '--git-dir='.$git_dir; 2670} 2671 2672# quote the given arguments for passing them to the shell 2673# quote_command("command", "arg 1", "arg with ' and ! characters") 2674# => "'command' 'arg 1' 'arg with '\'' and '\!' characters'" 2675# Try to avoid using this function wherever possible. 2676sub quote_command { 2677 return join(' ', 2678 map { my $a = $_; $a =~ s/(['!])/'\\$1'/g; "'$a'" } @_ ); 2679} 2680 2681# get HEAD ref of given project as hash 2682sub git_get_head_hash { 2683 return git_get_full_hash(shift, 'HEAD'); 2684} 2685 2686sub git_get_full_hash { 2687 return git_get_hash(@_); 2688} 2689 2690sub git_get_short_hash { 2691 return git_get_hash(@_, '--short=7'); 2692} 2693 2694sub git_get_hash { 2695 my ($project, $hash, @options) = @_; 2696 my $o_git_dir = $git_dir; 2697 my $retval = undef; 2698 $git_dir = "$projectroot/$project"; 2699 if (open my $fd, '-|', git_cmd(), 'rev-parse', 2700 '--verify', '-q', @options, $hash) { 2701 $retval = <$fd>; 2702 chomp $retval if defined $retval; 2703 close $fd; 2704 } 2705 if (defined $o_git_dir) { 2706 $git_dir = $o_git_dir; 2707 } 2708 return $retval; 2709} 2710 2711# get type of given object 2712sub git_get_type { 2713 my $hash = shift; 2714 2715 open my $fd, "-|", git_cmd(), "cat-file", '-t', $hash or return; 2716 my $type = <$fd>; 2717 close $fd or return; 2718 chomp $type; 2719 return $type; 2720} 2721 2722# repository configuration 2723our $config_file = ''; 2724our %config; 2725 2726# store multiple values for single key as anonymous array reference 2727# single values stored directly in the hash, not as [ <value> ] 2728sub hash_set_multi { 2729 my ($hash, $key, $value) = @_; 2730 2731 if (!exists $hash->{$key}) { 2732 $hash->{$key} = $value; 2733 } elsif (!ref $hash->{$key}) { 2734 $hash->{$key} = [ $hash->{$key}, $value ]; 2735 } else { 2736 push @{$hash->{$key}}, $value; 2737 } 2738} 2739 2740# return hash of git project configuration 2741# optionally limited to some section, e.g. 'gitweb' 2742sub git_parse_project_config { 2743 my $section_regexp = shift; 2744 my %config; 2745 2746 local $/ = "\0"; 2747 2748 open my $fh, "-|", git_cmd(), "config", '-z', '-l', 2749 or return; 2750 2751 while (my $keyval = <$fh>) { 2752 chomp $keyval; 2753 my ($key, $value) = split(/\n/, $keyval, 2); 2754 2755 hash_set_multi(\%config, $key, $value) 2756 if (!defined $section_regexp || $key =~ /^(?:$section_regexp)\./o); 2757 } 2758 close $fh; 2759 2760 return %config; 2761} 2762 2763# convert config value to boolean: 'true' or 'false' 2764# no value, number > 0, 'true' and 'yes' values are true 2765# rest of values are treated as false (never as error) 2766sub config_to_bool { 2767 my $val = shift; 2768 2769 return 1 if !defined $val; # section.key 2770 2771 # strip leading and trailing whitespace 2772 $val =~ s/^\s+//; 2773 $val =~ s/\s+$//; 2774 2775 return (($val =~ /^\d+$/ && $val) || # section.key = 1 2776 ($val =~ /^(?:true|yes)$/i)); # section.key = true 2777} 2778 2779# convert config value to simple decimal number 2780# an optional value suffix of 'k', 'm', or 'g' will cause the value 2781# to be multiplied by 1024, 1048576, or 1073741824 2782sub config_to_int { 2783 my $val = shift; 2784 2785 # strip leading and trailing whitespace 2786 $val =~ s/^\s+//; 2787 $val =~ s/\s+$//; 2788 2789 if (my ($num, $unit) = ($val =~ /^([0-9]*)([kmg])$/i)) { 2790 $unit = lc($unit); 2791 # unknown unit is treated as 1 2792 return $num * ($unit eq 'g' ? 1073741824 : 2793 $unit eq 'm' ? 1048576 : 2794 $unit eq 'k' ? 1024 : 1); 2795 } 2796 return $val; 2797} 2798 2799# convert config value to array reference, if needed 2800sub config_to_multi { 2801 my $val = shift; 2802 2803 return ref($val) ? $val : (defined($val) ? [ $val ] : []); 2804} 2805 2806sub git_get_project_config { 2807 my ($key, $type) = @_; 2808 2809 return unless defined $git_dir; 2810 2811 # key sanity check 2812 return unless ($key); 2813 # only subsection, if exists, is case sensitive, 2814 # and not lowercased by 'git config -z -l' 2815 if (my ($hi, $mi, $lo) = ($key =~ /^([^.]*)\.(.*)\.([^.]*)$/)) { 2816 $lo =~ s/_//g; 2817 $key = join(".", lc($hi), $mi, lc($lo)); 2818 return if ($lo =~ /\W/ || $hi =~ /\W/); 2819 } else { 2820 $key = lc($key); 2821 $key =~ s/_//g; 2822 return if ($key =~ /\W/); 2823 } 2824 $key =~ s/^gitweb\.//; 2825 2826 # type sanity check 2827 if (defined $type) { 2828 $type =~ s/^--//; 2829 $type = undef 2830 unless ($type eq 'bool' || $type eq 'int'); 2831 } 2832 2833 # get config 2834 if (!defined $config_file || 2835 $config_file ne "$git_dir/config") { 2836 %config = git_parse_project_config('gitweb'); 2837 $config_file = "$git_dir/config"; 2838 } 2839 2840 # check if config variable (key) exists 2841 return unless exists $config{"gitweb.$key"}; 2842 2843 # ensure given type 2844 if (!defined $type) { 2845 return $config{"gitweb.$key"}; 2846 } elsif ($type eq 'bool') { 2847 # backward compatibility: 'git config --bool' returns true/false 2848 return config_to_bool($config{"gitweb.$key"}) ? 'true' : 'false'; 2849 } elsif ($type eq 'int') { 2850 return config_to_int($config{"gitweb.$key"}); 2851 } 2852 return $config{"gitweb.$key"}; 2853} 2854 2855# get hash of given path at given ref 2856sub git_get_hash_by_path { 2857 my $base = shift; 2858 my $path = shift || return undef; 2859 my $type = shift; 2860 2861 $path =~ s,/+$,,; 2862 2863 open my $fd, "-|", git_cmd(), "ls-tree", $base, "--", $path 2864 or die_error(500, "Open git-ls-tree failed"); 2865 my $line = <$fd>; 2866 close $fd or return undef; 2867 2868 if (!defined $line) { 2869 # there is no tree or hash given by $path at $base 2870 return undef; 2871 } 2872 2873 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c' 2874 $line =~ m/^([0-9]+) (.+) ($oid_regex)\t/; 2875 if (defined $type && $type ne $2) { 2876 # type doesn't match 2877 return undef; 2878 } 2879 return $3; 2880} 2881 2882# get path of entry with given hash at given tree-ish (ref) 2883# used to get 'from' filename for combined diff (merge commit) for renames 2884sub git_get_path_by_hash { 2885 my $base = shift || return; 2886 my $hash = shift || return; 2887 2888 local $/ = "\0"; 2889 2890 open my $fd, "-|", git_cmd(), "ls-tree", '-r', '-t', '-z', $base 2891 or return undef; 2892 while (my $line = <$fd>) { 2893 chomp $line; 2894 2895 #'040000 tree 595596a6a9117ddba9fe379b6b012b558bac8423 gitweb' 2896 #'100644 blob e02e90f0429be0d2a69b76571101f20b8f75530f gitweb/README' 2897 if ($line =~ m/(?:[0-9]+) (?:.+) $hash\t(.+)$/) { 2898 close $fd; 2899 return $1; 2900 } 2901 } 2902 close $fd; 2903 return undef; 2904} 2905 2906## ...................................................................... 2907## git utility functions, directly accessing git repository 2908 2909# get the value of config variable either from file named as the variable 2910# itself in the repository ($GIT_DIR/$name file), or from gitweb.$name 2911# configuration variable in the repository config file. 2912sub git_get_file_or_project_config { 2913 my ($path, $name) = @_; 2914 2915 $git_dir = "$projectroot/$path"; 2916 open my $fd, '<', "$git_dir/$name" 2917 or return git_get_project_config($name); 2918 my $conf = <$fd>; 2919 close $fd; 2920 if (defined $conf) { 2921 chomp $conf; 2922 } 2923 return $conf; 2924} 2925 2926sub git_get_project_description { 2927 my $path = shift; 2928 return git_get_file_or_project_config($path, 'description'); 2929} 2930 2931sub git_get_project_category { 2932 my $path = shift; 2933 return git_get_file_or_project_config($path, 'category'); 2934} 2935 2936 2937# supported formats: 2938# * $GIT_DIR/ctags/<tagname> file (in 'ctags' subdirectory) 2939# - if its contents is a number, use it as tag weight, 2940# - otherwise add a tag with weight 1 2941# * $GIT_DIR/ctags file, each line is a tag (with weight 1) 2942# the same value multiple times increases tag weight 2943# * `gitweb.ctag' multi-valued repo config variable 2944sub git_get_project_ctags { 2945 my $project = shift; 2946 my $ctags = {}; 2947 2948 $git_dir = "$projectroot/$project"; 2949 if (opendir my $dh, "$git_dir/ctags") { 2950 my @files = grep { -f $_ } map { "$git_dir/ctags/$_" } readdir($dh); 2951 foreach my $tagfile (@files) { 2952 open my $ct, '<', $tagfile 2953 or next; 2954 my $val = <$ct>; 2955 chomp $val if $val; 2956 close $ct; 2957 2958 (my $ctag = $tagfile) =~ s#.*/##; 2959 if ($val =~ /^\d+$/) { 2960 $ctags->{$ctag} = $val; 2961 } else { 2962 $ctags->{$ctag} = 1; 2963 } 2964 } 2965 closedir $dh; 2966 2967 } elsif (open my $fh, '<', "$git_dir/ctags") { 2968 while (my $line = <$fh>) { 2969 chomp $line; 2970 $ctags->{$line}++ if $line; 2971 } 2972 close $fh; 2973 2974 } else { 2975 my $taglist = config_to_multi(git_get_project_config('ctag')); 2976 foreach my $tag (@$taglist) { 2977 $ctags->{$tag}++; 2978 } 2979 } 2980 2981 return $ctags; 2982} 2983 2984# return hash, where keys are content tags ('ctags'), 2985# and values are sum of weights of given tag in every project 2986sub git_gather_all_ctags { 2987 my $projects = shift; 2988 my $ctags = {}; 2989 2990 foreach my $p (@$projects) { 2991 foreach my $ct (keys %{$p->{'ctags'}}) { 2992 $ctags->{$ct} += $p->{'ctags'}->{$ct}; 2993 } 2994 } 2995 2996 return $ctags; 2997} 2998 2999sub git_populate_project_tagcloud { 3000 my $ctags = shift; 3001 3002 # First, merge different-cased tags; tags vote on casing 3003 my %ctags_lc; 3004 foreach (keys %$ctags) { 3005 $ctags_lc{lc $_}->{count} += $ctags->{$_}; 3006 if (not $ctags_lc{lc $_}->{topcount} 3007 or $ctags_lc{lc $_}->{topcount} < $ctags->{$_}) { 3008 $ctags_lc{lc $_}->{topcount} = $ctags->{$_}; 3009 $ctags_lc{lc $_}->{topname} = $_; 3010 } 3011 } 3012 3013 my $cloud; 3014 my $matched = $input_params{'ctag'}; 3015 if (eval { require HTML::TagCloud; 1; }) { 3016 $cloud = HTML::TagCloud->new; 3017 foreach my $ctag (sort keys %ctags_lc) { 3018 # Pad the title with spaces so that the cloud looks 3019 # less crammed. 3020 my $title = esc_html($ctags_lc{$ctag}->{topname}); 3021 $title =~ s/ / /g; 3022 $title =~ s/^/ /g; 3023 $title =~ s/$/ /g; 3024 if (defined $matched && $matched eq $ctag) { 3025 $title = qq(<span class="match">$title</span>); 3026 } 3027 $cloud->add($title, href(project=>undef, ctag=>$ctag), 3028 $ctags_lc{$ctag}->{count}); 3029 } 3030 } else { 3031 $cloud = {}; 3032 foreach my $ctag (keys %ctags_lc) { 3033 my $title = esc_html($ctags_lc{$ctag}->{topname}, -nbsp=>1); 3034 if (defined $matched && $matched eq $ctag) { 3035 $title = qq(<span class="match">$title</span>); 3036 } 3037 $cloud->{$ctag}{count} = $ctags_lc{$ctag}->{count}; 3038 $cloud->{$ctag}{ctag} = 3039 $cgi->a({-href=>href(project=>undef, ctag=>$ctag)}, $title); 3040 } 3041 } 3042 return $cloud; 3043} 3044 3045sub git_show_project_tagcloud { 3046 my ($cloud, $count) = @_; 3047 if (ref $cloud eq 'HTML::TagCloud') { 3048 return $cloud->html_and_css($count); 3049 } else { 3050 my @tags = sort { $cloud->{$a}->{'count'} <=> $cloud->{$b}->{'count'} } keys %$cloud; 3051 return 3052 '<div id="htmltagcloud"'.($project ? '' : ' align="center"').'>' . 3053 join (', ', map { 3054 $cloud->{$_}->{'ctag'} 3055 } splice(@tags, 0, $count)) . 3056 '</div>'; 3057 } 3058} 3059 3060sub git_get_project_url_list { 3061 my $path = shift; 3062 3063 $git_dir = "$projectroot/$path"; 3064 open my $fd, '<', "$git_dir/cloneurl" 3065 or return wantarray ? 3066 @{ config_to_multi(git_get_project_config('url')) } : 3067 config_to_multi(git_get_project_config('url')); 3068 my @git_project_url_list = map { chomp; $_ } <$fd>; 3069 close $fd; 3070 3071 return wantarray ? @git_project_url_list : \@git_project_url_list; 3072} 3073 3074sub git_get_projects_list { 3075 my $filter = shift || ''; 3076 my $paranoid = shift; 3077 my @list; 3078 3079 if (-d $projects_list) { 3080 # search in directory 3081 my $dir = $projects_list; 3082 # remove the trailing "/" 3083 $dir =~ s!/+$!!; 3084 my $pfxlen = length("$dir"); 3085 my $pfxdepth = ($dir =~ tr!/!!); 3086 # when filtering, search only given subdirectory 3087 if ($filter && !$paranoid) { 3088 $dir .= "/$filter"; 3089 $dir =~ s!/+$!!; 3090 } 3091 3092 File::Find::find({ 3093 follow_fast => 1, # follow symbolic links 3094 follow_skip => 2, # ignore duplicates 3095 dangling_symlinks => 0, # ignore dangling symlinks, silently 3096 wanted => sub { 3097 # global variables 3098 our $project_maxdepth; 3099 our $projectroot; 3100 # skip project-list toplevel, if we get it. 3101 return if (m!^[/.]$!); 3102 # only directories can be git repositories 3103 return unless (-d $_); 3104 # need search permission 3105 return unless (-x $_); 3106 # don't traverse too deep (Find is super slow on os x) 3107 # $project_maxdepth excludes depth of $projectroot 3108 if (($File::Find::name =~ tr!/!!) - $pfxdepth > $project_maxdepth) { 3109 $File::Find::prune = 1; 3110 return; 3111 } 3112 3113 my $path = substr($File::Find::name, $pfxlen + 1); 3114 # paranoidly only filter here 3115 if ($paranoid && $filter && $path !~ m!^\Q$filter\E/!) { 3116 next; 3117 } 3118 # we check related file in $projectroot 3119 if (check_export_ok("$projectroot/$path")) { 3120 push @list, { path => $path }; 3121 $File::Find::prune = 1; 3122 } 3123 }, 3124 }, "$dir"); 3125 3126 } elsif (-f $projects_list) { 3127 # read from file(url-encoded): 3128 # 'git%2Fgit.git Linus+Torvalds' 3129 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin' 3130 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman' 3131 open my $fd, '<', $projects_list or return; 3132 PROJECT: 3133 while (my $line = <$fd>) { 3134 chomp $line; 3135 my ($path, $owner) = split ' ', $line; 3136 $path = unescape($path); 3137 $owner = unescape($owner); 3138 if (!defined $path) { 3139 next; 3140 } 3141 # if $filter is rpovided, check if $path begins with $filter 3142 if ($filter && $path !~ m!^\Q$filter\E/!) { 3143 next; 3144 } 3145 if (check_export_ok("$projectroot/$path")) { 3146 my $pr = { 3147 path => $path 3148 }; 3149 if ($owner) { 3150 $pr->{'owner'} = to_utf8($owner); 3151 } 3152 push @list, $pr; 3153 } 3154 } 3155 close $fd; 3156 } 3157 return @list; 3158} 3159 3160# written with help of Tree::Trie module (Perl Artistic License, GPL compatible) 3161# as side effects it sets 'forks' field to list of forks for forked projects 3162sub filter_forks_from_projects_list { 3163 my $projects = shift; 3164 3165 my %trie; # prefix tree of directories (path components) 3166 # generate trie out of those directories that might contain forks 3167 foreach my $pr (@$projects) { 3168 my $path = $pr->{'path'}; 3169 $path =~ s/\.git$//; # forks of 'repo.git' are in 'repo/' directory 3170 next if ($path =~ m!/$!); # skip non-bare repositories, e.g. 'repo/.git' 3171 next unless ($path); # skip '.git' repository: tests, git-instaweb 3172 next unless (-d "$projectroot/$path"); # containing directory exists 3173 $pr->{'forks'} = []; # there can be 0 or more forks of project 3174 3175 # add to trie 3176 my @dirs = split('/', $path); 3177 # walk the trie, until either runs out of components or out of trie 3178 my $ref = \%trie; 3179 while (scalar @dirs && 3180 exists($ref->{$dirs[0]})) { 3181 $ref = $ref->{shift @dirs}; 3182 } 3183 # create rest of trie structure from rest of components 3184 foreach my $dir (@dirs) { 3185 $ref = $ref->{$dir} = {}; 3186 } 3187 # create end marker, store $pr as a data 3188 $ref->{''} = $pr if (!exists $ref->{''}); 3189 } 3190 3191 # filter out forks, by finding shortest prefix match for paths 3192 my @filtered; 3193 PROJECT: 3194 foreach my $pr (@$projects) { 3195 # trie lookup 3196 my $ref = \%trie; 3197 DIR: 3198 foreach my $dir (split('/', $pr->{'path'})) { 3199 if (exists $ref->{''}) { 3200 # found [shortest] prefix, is a fork - skip it 3201 push @{$ref->{''}{'forks'}}, $pr; 3202 next PROJECT; 3203 } 3204 if (!exists $ref->{$dir}) { 3205 # not in trie, cannot have prefix, not a fork 3206 push @filtered, $pr; 3207 next PROJECT; 3208 } 3209 # If the dir is there, we just walk one step down the trie. 3210 $ref = $ref->{$dir}; 3211 } 3212 # we ran out of trie 3213 # (shouldn't happen: it's either no match, or end marker) 3214 push @filtered, $pr; 3215 } 3216 3217 return @filtered; 3218} 3219 3220# note: fill_project_list_info must be run first, 3221# for 'descr_long' and 'ctags' to be filled 3222sub search_projects_list { 3223 my ($projlist, %opts) = @_; 3224 my $tagfilter = $opts{'tagfilter'}; 3225 my $search_re = $opts{'search_regexp'}; 3226 3227 return @$projlist 3228 unless ($tagfilter || $search_re); 3229 3230 # searching projects require filling to be run before it; 3231 fill_project_list_info($projlist, 3232 $tagfilter ? 'ctags' : (), 3233 $search_re ? ('path', 'descr') : ()); 3234 my @projects; 3235 PROJECT: 3236 foreach my $pr (@$projlist) { 3237 3238 if ($tagfilter) { 3239 next unless ref($pr->{'ctags'}) eq 'HASH'; 3240 next unless 3241 grep { lc($_) eq lc($tagfilter) } keys %{$pr->{'ctags'}}; 3242 } 3243 3244 if ($search_re) { 3245 next unless 3246 $pr->{'path'} =~ /$search_re/ || 3247 $pr->{'descr_long'} =~ /$search_re/; 3248 } 3249 3250 push @projects, $pr; 3251 } 3252 3253 return @projects; 3254} 3255 3256our $gitweb_project_owner = undef; 3257sub git_get_project_list_from_file { 3258 3259 return if (defined $gitweb_project_owner); 3260 3261 $gitweb_project_owner = {}; 3262 # read from file (url-encoded): 3263 # 'git%2Fgit.git Linus+Torvalds' 3264 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin' 3265 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman' 3266 if (-f $projects_list) { 3267 open(my $fd, '<', $projects_list); 3268 while (my $line = <$fd>) { 3269 chomp $line; 3270 my ($pr, $ow) = split ' ', $line; 3271 $pr = unescape($pr); 3272 $ow = unescape($ow); 3273 $gitweb_project_owner->{$pr} = to_utf8($ow); 3274 } 3275 close $fd; 3276 } 3277} 3278 3279sub git_get_project_owner { 3280 my $project = shift; 3281 my $owner; 3282 3283 return undef unless $project; 3284 $git_dir = "$projectroot/$project"; 3285 3286 if (!defined $gitweb_project_owner) { 3287 git_get_project_list_from_file(); 3288 } 3289 3290 if (exists $gitweb_project_owner->{$project}) { 3291 $owner = $gitweb_project_owner->{$project}; 3292 } 3293 if (!defined $owner){ 3294 $owner = git_get_project_config('owner'); 3295 } 3296 if (!defined $owner) { 3297 $owner = get_file_owner("$git_dir"); 3298 } 3299 3300 return $owner; 3301} 3302 3303sub git_get_last_activity { 3304 my ($path) = @_; 3305 my $fd; 3306 3307 $git_dir = "$projectroot/$path"; 3308 open($fd, "-|", git_cmd(), 'for-each-ref', 3309 '--format=%(committer)', 3310 '--sort=-committerdate', 3311 '--count=1', 3312 map { "refs/$_" } get_branch_refs ()) or return; 3313 my $most_recent = <$fd>; 3314 close $fd or return; 3315 if (defined $most_recent && 3316 $most_recent =~ / (\d+) [-+][01]\d\d\d$/) { 3317 my $timestamp = $1; 3318 my $age = time - $timestamp; 3319 return ($age, age_string($age)); 3320 } 3321 return (undef, undef); 3322} 3323 3324# Implementation note: when a single remote is wanted, we cannot use 'git 3325# remote show -n' because that command always work (assuming it's a remote URL 3326# if it's not defined), and we cannot use 'git remote show' because that would 3327# try to make a network roundtrip. So the only way to find if that particular 3328# remote is defined is to walk the list provided by 'git remote -v' and stop if 3329# and when we find what we want. 3330sub git_get_remotes_list { 3331 my $wanted = shift; 3332 my %remotes = (); 3333 3334 open my $fd, '-|' , git_cmd(), 'remote', '-v'; 3335 return unless $fd; 3336 while (my $remote = <$fd>) { 3337 chomp $remote; 3338 $remote =~ s!\t(.*?)\s+\((\w+)\)$!!; 3339 next if $wanted and not $remote eq $wanted; 3340 my ($url, $key) = ($1, $2); 3341 3342 $remotes{$remote} ||= { 'heads' => () }; 3343 $remotes{$remote}{$key} = $url; 3344 } 3345 close $fd or return; 3346 return wantarray ? %remotes : \%remotes; 3347} 3348 3349# Takes a hash of remotes as first parameter and fills it by adding the 3350# available remote heads for each of the indicated remotes. 3351sub fill_remote_heads { 3352 my $remotes = shift; 3353 my @heads = map { "remotes/$_" } keys %$remotes; 3354 my @remoteheads = git_get_heads_list(undef, @heads); 3355 foreach my $remote (keys %$remotes) { 3356 $remotes->{$remote}{'heads'} = [ grep { 3357 $_->{'name'} =~ s!^$remote/!! 3358 } @remoteheads ]; 3359 } 3360} 3361 3362sub git_get_references { 3363 my $type = shift || ""; 3364 my %refs; 3365 # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11 3366 # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{} 3367 open my $fd, "-|", git_cmd(), "show-ref", "--dereference", 3368 ($type ? ("--", "refs/$type") : ()) # use -- <pattern> if $type 3369 or return; 3370 3371 while (my $line = <$fd>) { 3372 chomp $line; 3373 if ($line =~ m!^($oid_regex)\srefs/($type.*)$!) { 3374 if (defined $refs{$1}) { 3375 push @{$refs{$1}}, $2; 3376 } else { 3377 $refs{$1} = [ $2 ]; 3378 } 3379 } 3380 } 3381 close $fd or return; 3382 return \%refs; 3383} 3384 3385sub git_get_rev_name_tags { 3386 my $hash = shift || return undef; 3387 3388 open my $fd, "-|", git_cmd(), "name-rev", "--tags", $hash 3389 or return; 3390 my $name_rev = <$fd>; 3391 close $fd; 3392 3393 if ($name_rev =~ m|^$hash tags/(.*)$|) { 3394 return $1; 3395 } else { 3396 # catches also '$hash undefined' output 3397 return undef; 3398 } 3399} 3400 3401## ---------------------------------------------------------------------- 3402## parse to hash functions 3403 3404sub parse_date { 3405 my $epoch = shift; 3406 my $tz = shift || "-0000"; 3407 3408 my %date; 3409 my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"); 3410 my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"); 3411 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch); 3412 $date{'hour'} = $hour; 3413 $date{'minute'} = $min; 3414 $date{'mday'} = $mday; 3415 $date{'day'} = $days[$wday]; 3416 $date{'month'} = $months[$mon]; 3417 $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000", 3418 $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec; 3419 $date{'mday-time'} = sprintf "%d %s %02d:%02d", 3420 $mday, $months[$mon], $hour ,$min; 3421 $date{'iso-8601'} = sprintf "%04d-%02d-%02dT%02d:%02d:%02dZ", 3422 1900+$year, 1+$mon, $mday, $hour ,$min, $sec; 3423 3424 my ($tz_sign, $tz_hour, $tz_min) = 3425 ($tz =~ m/^([-+])(\d\d)(\d\d)$/); 3426 $tz_sign = ($tz_sign eq '-' ? -1 : +1); 3427 my $local = $epoch + $tz_sign*((($tz_hour*60) + $tz_min)*60); 3428 ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local); 3429 $date{'hour_local'} = $hour; 3430 $date{'minute_local'} = $min; 3431 $date{'tz_local'} = $tz; 3432 $date{'iso-tz'} = sprintf("%04d-%02d-%02d %02d:%02d:%02d %s", 3433 1900+$year, $mon+1, $mday, 3434 $hour, $min, $sec, $tz); 3435 return %date; 3436} 3437 3438sub parse_tag { 3439 my $tag_id = shift; 3440 my %tag; 3441 my @comment; 3442 3443 open my $fd, "-|", git_cmd(), "cat-file", "tag", $tag_id or return; 3444 $tag{'id'} = $tag_id; 3445 while (my $line = <$fd>) { 3446 chomp $line; 3447 if ($line =~ m/^object ($oid_regex)$/) { 3448 $tag{'object'} = $1; 3449 } elsif ($line =~ m/^type (.+)$/) { 3450 $tag{'type'} = $1; 3451 } elsif ($line =~ m/^tag (.+)$/) { 3452 $tag{'name'} = $1; 3453 } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) { 3454 $tag{'author'} = $1; 3455 $tag{'author_epoch'} = $2; 3456 $tag{'author_tz'} = $3; 3457 if ($tag{'author'} =~ m/^([^<]+) <([^>]*)>/) { 3458 $tag{'author_name'} = $1; 3459 $tag{'author_email'} = $2; 3460 } else { 3461 $tag{'author_name'} = $tag{'author'}; 3462 } 3463 } elsif ($line =~ m/--BEGIN/) { 3464 push @comment, $line; 3465 last; 3466 } elsif ($line eq "") { 3467 last; 3468 } 3469 } 3470 push @comment, <$fd>; 3471 $tag{'comment'} = \@comment; 3472 close $fd or return; 3473 if (!defined $tag{'name'}) { 3474 return 3475 }; 3476 return %tag 3477} 3478 3479sub parse_commit_text { 3480 my ($commit_text, $withparents) = @_; 3481 my @commit_lines = split '\n', $commit_text; 3482 my %co; 3483 3484 pop @commit_lines; # Remove '\0' 3485 3486 if (! @commit_lines) { 3487 return; 3488 } 3489 3490 my $header = shift @commit_lines; 3491 if ($header !~ m/^$oid_regex/) { 3492 return; 3493 } 3494 ($co{'id'}, my @parents) = split ' ', $header; 3495 while (my $line = shift @commit_lines) { 3496 last if $line eq "\n"; 3497 if ($line =~ m/^tree ($oid_regex)$/) { 3498 $co{'tree'} = $1; 3499 } elsif ((!defined $withparents) && ($line =~ m/^parent ($oid_regex)$/)) { 3500 push @parents, $1; 3501 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) { 3502 $co{'author'} = to_utf8($1); 3503 $co{'author_epoch'} = $2; 3504 $co{'author_tz'} = $3; 3505 if ($co{'author'} =~ m/^([^<]+) <([^>]*)>/) { 3506 $co{'author_name'} = $1; 3507 $co{'author_email'} = $2; 3508 } else { 3509 $co{'author_name'} = $co{'author'}; 3510 } 3511 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) { 3512 $co{'committer'} = to_utf8($1); 3513 $co{'committer_epoch'} = $2; 3514 $co{'committer_tz'} = $3; 3515 if ($co{'committer'} =~ m/^([^<]+) <([^>]*)>/) { 3516 $co{'committer_name'} = $1; 3517 $co{'committer_email'} = $2; 3518 } else { 3519 $co{'committer_name'} = $co{'committer'}; 3520 } 3521 } 3522 } 3523 if (!defined $co{'tree'}) { 3524 return; 3525 }; 3526 $co{'parents'} = \@parents; 3527 $co{'parent'} = $parents[0]; 3528 3529 foreach my $title (@commit_lines) { 3530 $title =~ s/^ //; 3531 if ($title ne "") { 3532 $co{'title'} = chop_str($title, 80, 5); 3533 # remove leading stuff of merges to make the interesting part visible 3534 if (length($title) > 50) { 3535 $title =~ s/^Automatic //; 3536 $title =~ s/^merge (of|with) /Merge ... /i; 3537 if (length($title) > 50) { 3538 $title =~ s/(http|rsync):\/\///; 3539 } 3540 if (length($title) > 50) { 3541 $title =~ s/(master|www|rsync)\.//; 3542 } 3543 if (length($title) > 50) { 3544 $title =~ s/kernel.org:?//; 3545 } 3546 if (length($title) > 50) { 3547 $title =~ s/\/pub\/scm//; 3548 } 3549 } 3550 $co{'title_short'} = chop_str($title, 50, 5); 3551 last; 3552 } 3553 } 3554 if (! defined $co{'title'} || $co{'title'} eq "") { 3555 $co{'title'} = $co{'title_short'} = '(no commit message)'; 3556 } 3557 # remove added spaces 3558 foreach my $line (@commit_lines) { 3559 $line =~ s/^ //; 3560 } 3561 $co{'comment'} = \@commit_lines; 3562 3563 my $age = time - $co{'committer_epoch'}; 3564 $co{'age'} = $age; 3565 $co{'age_string'} = age_string($age); 3566 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'}); 3567 if ($age > 60*60*24*7*2) { 3568 $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday; 3569 $co{'age_string_age'} = $co{'age_string'}; 3570 } else { 3571 $co{'age_string_date'} = $co{'age_string'}; 3572 $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday; 3573 } 3574 return %co; 3575} 3576 3577sub parse_commit { 3578 my ($commit_id) = @_; 3579 my %co; 3580 3581 local $/ = "\0"; 3582 3583 open my $fd, "-|", git_cmd(), "rev-list", 3584 "--parents", 3585 "--header", 3586 "--max-count=1", 3587 $commit_id, 3588 "--", 3589 or die_error(500, "Open git-rev-list failed"); 3590 %co = parse_commit_text(<$fd>, 1); 3591 close $fd; 3592 3593 return %co; 3594} 3595 3596sub parse_commits { 3597 my ($commit_id, $maxcount, $skip, $filename, @args) = @_; 3598 my @cos; 3599 3600 $maxcount ||= 1; 3601 $skip ||= 0; 3602 3603 local $/ = "\0"; 3604 3605 open my $fd, "-|", git_cmd(), "rev-list", 3606 "--header", 3607 @args, 3608 ("--max-count=" . $maxcount), 3609 ("--skip=" . $skip), 3610 @extra_options, 3611 $commit_id, 3612 "--", 3613 ($filename ? ($filename) : ()) 3614 or die_error(500, "Open git-rev-list failed"); 3615 while (my $line = <$fd>) { 3616 my %co = parse_commit_text($line); 3617 push @cos, \%co; 3618 } 3619 close $fd; 3620 3621 return wantarray ? @cos : \@cos; 3622} 3623 3624# parse line of git-diff-tree "raw" output 3625sub parse_difftree_raw_line { 3626 my $line = shift; 3627 my %res; 3628 3629 # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M ls-files.c' 3630 # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M rev-tree.c' 3631 if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ($oid_regex) ($oid_regex) (.)([0-9]{0,3})\t(.*)$/) { 3632 $res{'from_mode'} = $1; 3633 $res{'to_mode'} = $2; 3634 $res{'from_id'} = $3; 3635 $res{'to_id'} = $4; 3636 $res{'status'} = $5; 3637 $res{'similarity'} = $6; 3638 if ($res{'status'} eq 'R' || $res{'status'} eq 'C') { # renamed or copied 3639 ($res{'from_file'}, $res{'to_file'}) = map { unquote($_) } split("\t", $7); 3640 } else { 3641 $res{'from_file'} = $res{'to_file'} = $res{'file'} = unquote($7); 3642 } 3643 } 3644 # '::100755 100755 100755 60e79ca1b01bc8b057abe17ddab484699a7f5fdb 94067cc5f73388f33722d52ae02f44692bc07490 94067cc5f73388f33722d52ae02f44692bc07490 MR git-gui/git-gui.sh' 3645 # combined diff (for merge commit) 3646 elsif ($line =~ s/^(::+)((?:[0-7]{6} )+)((?:$oid_regex )+)([a-zA-Z]+)\t(.*)$//) { 3647 $res{'nparents'} = length($1); 3648 $res{'from_mode'} = [ split(' ', $2) ]; 3649 $res{'to_mode'} = pop @{$res{'from_mode'}}; 3650 $res{'from_id'} = [ split(' ', $3) ]; 3651 $res{'to_id'} = pop @{$res{'from_id'}}; 3652 $res{'status'} = [ split('', $4) ]; 3653 $res{'to_file'} = unquote($5); 3654 } 3655 # 'c512b523472485aef4fff9e57b229d9d243c967f' 3656 elsif ($line =~ m/^($oid_regex)$/) { 3657 $res{'commit'} = $1; 3658 } 3659 3660 return wantarray ? %res : \%res; 3661} 3662 3663# wrapper: return parsed line of git-diff-tree "raw" output 3664# (the argument might be raw line, or parsed info) 3665sub parsed_difftree_line { 3666 my $line_or_ref = shift; 3667 3668 if (ref($line_or_ref) eq "HASH") { 3669 # pre-parsed (or generated by hand) 3670 return $line_or_ref; 3671 } else { 3672 return parse_difftree_raw_line($line_or_ref); 3673 } 3674} 3675 3676# parse line of git-ls-tree output 3677sub parse_ls_tree_line { 3678 my $line = shift; 3679 my %opts = @_; 3680 my %res; 3681 3682 if ($opts{'-l'}) { 3683 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa 16717 panic.c' 3684 $line =~ m/^([0-9]+) (.+) ($oid_regex) +(-|[0-9]+)\t(.+)$/s; 3685 3686 $res{'mode'} = $1; 3687 $res{'type'} = $2; 3688 $res{'hash'} = $3; 3689 $res{'size'} = $4; 3690 if ($opts{'-z'}) { 3691 $res{'name'} = $5; 3692 } else { 3693 $res{'name'} = unquote($5); 3694 } 3695 } else { 3696 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c' 3697 $line =~ m/^([0-9]+) (.+) ($oid_regex)\t(.+)$/s; 3698 3699 $res{'mode'} = $1; 3700 $res{'type'} = $2; 3701 $res{'hash'} = $3; 3702 if ($opts{'-z'}) { 3703 $res{'name'} = $4; 3704 } else { 3705 $res{'name'} = unquote($4); 3706 } 3707 } 3708 3709 return wantarray ? %res : \%res; 3710} 3711 3712# generates _two_ hashes, references to which are passed as 2 and 3 argument 3713sub parse_from_to_diffinfo { 3714 my ($diffinfo, $from, $to, @parents) = @_; 3715 3716 if ($diffinfo->{'nparents'}) { 3717 # combined diff 3718 $from->{'file'} = []; 3719 $from->{'href'} = []; 3720 fill_from_file_info($diffinfo, @parents) 3721 unless exists $diffinfo->{'from_file'}; 3722 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) { 3723 $from->{'file'}[$i] = 3724 defined $diffinfo->{'from_file'}[$i] ? 3725 $diffinfo->{'from_file'}[$i] : 3726 $diffinfo->{'to_file'}; 3727 if ($diffinfo->{'status'}[$i] ne "A") { # not new (added) file 3728 $from->{'href'}[$i] = href(action=>"blob", 3729 hash_base=>$parents[$i], 3730 hash=>$diffinfo->{'from_id'}[$i], 3731 file_name=>$from->{'file'}[$i]); 3732 } else { 3733 $from->{'href'}[$i] = undef; 3734 } 3735 } 3736 } else { 3737 # ordinary (not combined) diff 3738 $from->{'file'} = $diffinfo->{'from_file'}; 3739 if ($diffinfo->{'status'} ne "A") { # not new (added) file 3740 $from->{'href'} = href(action=>"blob", hash_base=>$hash_parent, 3741 hash=>$diffinfo->{'from_id'}, 3742 file_name=>$from->{'file'}); 3743 } else { 3744 delete $from->{'href'}; 3745 } 3746 } 3747 3748 $to->{'file'} = $diffinfo->{'to_file'}; 3749 if (!is_deleted($diffinfo)) { # file exists in result 3750 $to->{'href'} = href(action=>"blob", hash_base=>$hash, 3751 hash=>$diffinfo->{'to_id'}, 3752 file_name=>$to->{'file'}); 3753 } else { 3754 delete $to->{'href'}; 3755 } 3756} 3757 3758## ...................................................................... 3759## parse to array of hashes functions 3760 3761sub git_get_heads_list { 3762 my ($limit, @classes) = @_; 3763 @classes = get_branch_refs() unless @classes; 3764 my @patterns = map { "refs/$_" } @classes; 3765 my @headslist; 3766 3767 open my $fd, '-|', git_cmd(), 'for-each-ref', 3768 ($limit ? '--count='.($limit+1) : ()), '--sort=-committerdate', 3769 '--format=%(objectname) %(refname) %(subject)%00%(committer)', 3770 @patterns 3771 or return; 3772 while (my $line = <$fd>) { 3773 my %ref_item; 3774 3775 chomp $line; 3776 my ($refinfo, $committerinfo) = split(/\0/, $line); 3777 my ($hash, $name, $title) = split(' ', $refinfo, 3); 3778 my ($committer, $epoch, $tz) = 3779 ($committerinfo =~ /^(.*) ([0-9]+) (.*)$/); 3780 $ref_item{'fullname'} = $name; 3781 my $strip_refs = join '|', map { quotemeta } get_branch_refs(); 3782 $name =~ s!^refs/($strip_refs|remotes)/!!; 3783 $ref_item{'name'} = $name; 3784 # for refs neither in 'heads' nor 'remotes' we want to 3785 # show their ref dir 3786 my $ref_dir = (defined $1) ? $1 : ''; 3787 if ($ref_dir ne '' and $ref_dir ne 'heads' and $ref_dir ne 'remotes') { 3788 $ref_item{'name'} .= ' (' . $ref_dir . ')'; 3789 } 3790 3791 $ref_item{'id'} = $hash; 3792 $ref_item{'title'} = $title || '(no commit message)'; 3793 $ref_item{'epoch'} = $epoch; 3794 if ($epoch) { 3795 $ref_item{'age'} = age_string(time - $ref_item{'epoch'}); 3796 } else { 3797 $ref_item{'age'} = "unknown"; 3798 } 3799 3800 push @headslist, \%ref_item; 3801 } 3802 close $fd; 3803 3804 return wantarray ? @headslist : \@headslist; 3805} 3806 3807sub git_get_tags_list { 3808 my $limit = shift; 3809 my @tagslist; 3810 3811 open my $fd, '-|', git_cmd(), 'for-each-ref', 3812 ($limit ? '--count='.($limit+1) : ()), '--sort=-creatordate', 3813 '--format=%(objectname) %(objecttype) %(refname) '. 3814 '%(*objectname) %(*objecttype) %(subject)%00%(creator)', 3815 'refs/tags' 3816 or return; 3817 while (my $line = <$fd>) { 3818 my %ref_item; 3819 3820 chomp $line; 3821 my ($refinfo, $creatorinfo) = split(/\0/, $line); 3822 my ($id, $type, $name, $refid, $reftype, $title) = split(' ', $refinfo, 6); 3823 my ($creator, $epoch, $tz) = 3824 ($creatorinfo =~ /^(.*) ([0-9]+) (.*)$/); 3825 $ref_item{'fullname'} = $name; 3826 $name =~ s!^refs/tags/!!; 3827 3828 $ref_item{'type'} = $type; 3829 $ref_item{'id'} = $id; 3830 $ref_item{'name'} = $name; 3831 if ($type eq "tag") { 3832 $ref_item{'subject'} = $title; 3833 $ref_item{'reftype'} = $reftype; 3834 $ref_item{'refid'} = $refid; 3835 } else { 3836 $ref_item{'reftype'} = $type; 3837 $ref_item{'refid'} = $id; 3838 } 3839 3840 if ($type eq "tag" || $type eq "commit") { 3841 $ref_item{'epoch'} = $epoch; 3842 if ($epoch) { 3843 $ref_item{'age'} = age_string(time - $ref_item{'epoch'}); 3844 } else { 3845 $ref_item{'age'} = "unknown"; 3846 } 3847 } 3848 3849 push @tagslist, \%ref_item; 3850 } 3851 close $fd; 3852 3853 return wantarray ? @tagslist : \@tagslist; 3854} 3855 3856## ---------------------------------------------------------------------- 3857## filesystem-related functions 3858 3859sub get_file_owner { 3860 my $path = shift; 3861 3862 my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path); 3863 my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid); 3864 if (!defined $gcos) { 3865 return undef; 3866 } 3867 my $owner = $gcos; 3868 $owner =~ s/[,;].*$//; 3869 return to_utf8($owner); 3870} 3871 3872# assume that file exists 3873sub insert_file { 3874 my $filename = shift; 3875 3876 open my $fd, '<', $filename; 3877 print map { to_utf8($_) } <$fd>; 3878 close $fd; 3879} 3880 3881## ...................................................................... 3882## mimetype related functions 3883 3884sub mimetype_guess_file { 3885 my $filename = shift; 3886 my $mimemap = shift; 3887 -r $mimemap or return undef; 3888 3889 my %mimemap; 3890 open(my $mh, '<', $mimemap) or return undef; 3891 while (<$mh>) { 3892 next if m/^#/; # skip comments 3893 my ($mimetype, @exts) = split(/\s+/); 3894 foreach my $ext (@exts) { 3895 $mimemap{$ext} = $mimetype; 3896 } 3897 } 3898 close($mh); 3899 3900 $filename =~ /\.([^.]*)$/; 3901 return $mimemap{$1}; 3902} 3903 3904sub mimetype_guess { 3905 my $filename = shift; 3906 my $mime; 3907 $filename =~ /\./ or return undef; 3908 3909 if ($mimetypes_file) { 3910 my $file = $mimetypes_file; 3911 if ($file !~ m!^/!) { # if it is relative path 3912 # it is relative to project 3913 $file = "$projectroot/$project/$file"; 3914 } 3915 $mime = mimetype_guess_file($filename, $file); 3916 } 3917 $mime ||= mimetype_guess_file($filename, '/etc/mime.types'); 3918 return $mime; 3919} 3920 3921sub blob_mimetype { 3922 my $fd = shift; 3923 my $filename = shift; 3924 3925 if ($filename) { 3926 my $mime = mimetype_guess($filename); 3927 $mime and return $mime; 3928 } 3929 3930 # just in case 3931 return $default_blob_plain_mimetype unless $fd; 3932 3933 if (-T $fd) { 3934 return 'text/plain'; 3935 } elsif (! $filename) { 3936 return 'application/octet-stream'; 3937 } elsif ($filename =~ m/\.png$/i) { 3938 return 'image/png'; 3939 } elsif ($filename =~ m/\.gif$/i) { 3940 return 'image/gif'; 3941 } elsif ($filename =~ m/\.jpe?g$/i) { 3942 return 'image/jpeg'; 3943 } else { 3944 return 'application/octet-stream'; 3945 } 3946} 3947 3948sub blob_contenttype { 3949 my ($fd, $file_name, $type) = @_; 3950 3951 $type ||= blob_mimetype($fd, $file_name); 3952 if ($type eq 'text/plain' && defined $default_text_plain_charset) { 3953 $type .= "; charset=$default_text_plain_charset"; 3954 } 3955 3956 return $type; 3957} 3958 3959# guess file syntax for syntax highlighting; return undef if no highlighting 3960# the name of syntax can (in the future) depend on syntax highlighter used 3961sub guess_file_syntax { 3962 my ($highlight, $file_name) = @_; 3963 return undef unless ($highlight && defined $file_name); 3964 my $basename = basename($file_name, '.in'); 3965 return $highlight_basename{$basename} 3966 if exists $highlight_basename{$basename}; 3967 3968 $basename =~ /\.([^.]*)$/; 3969 my $ext = $1 or return undef; 3970 return $highlight_ext{$ext} 3971 if exists $highlight_ext{$ext}; 3972 3973 return undef; 3974} 3975 3976# run highlighter and return FD of its output, 3977# or return original FD if no highlighting 3978sub run_highlighter { 3979 my ($fd, $highlight, $syntax) = @_; 3980 return $fd unless ($highlight); 3981 3982 close $fd; 3983 my $syntax_arg = (defined $syntax) ? "--syntax $syntax" : "--force"; 3984 open $fd, quote_command(git_cmd(), "cat-file", "blob", $hash)." | ". 3985 quote_command($^X, '-CO', '-MEncode=decode,FB_DEFAULT', '-pse', 3986 '$_ = decode($fe, $_, FB_DEFAULT) if !utf8::decode($_);', 3987 '--', "-fe=$fallback_encoding")." | ". 3988 quote_command($highlight_bin). 3989 " --replace-tabs=8 --fragment $syntax_arg |" 3990 or die_error(500, "Couldn't open file or run syntax highlighter"); 3991 return $fd; 3992} 3993 3994## ====================================================================== 3995## functions printing HTML: header, footer, error page 3996 3997sub get_page_title { 3998 my $title = to_utf8($site_name); 3999 4000 unless (defined $project) { 4001 if (defined $project_filter) { 4002 $title .= " - projects in '" . esc_path($project_filter) . "'"; 4003 } 4004 return $title; 4005 } 4006 $title .= " - " . to_utf8($project); 4007 4008 return $title unless (defined $action); 4009 $title .= "/$action"; # $action is US-ASCII (7bit ASCII) 4010 4011 return $title unless (defined $file_name); 4012 $title .= " - " . esc_path($file_name); 4013 if ($action eq "tree" && $file_name !~ m|/$|) { 4014 $title .= "/"; 4015 } 4016 4017 return $title; 4018} 4019 4020sub get_content_type_html { 4021 # require explicit support from the UA if we are to send the page as 4022 # 'application/xhtml+xml', otherwise send it as plain old 'text/html'. 4023 # we have to do this because MSIE sometimes globs '*/*', pretending to 4024 # support xhtml+xml but choking when it gets what it asked for. 4025 if (defined $cgi->http('HTTP_ACCEPT') && 4026 $cgi->http('HTTP_ACCEPT') =~ m/(,|;|\s|^)application\/xhtml\+xml(,|;|\s|$)/ && 4027 $cgi->Accept('application/xhtml+xml') != 0) { 4028 return 'application/xhtml+xml'; 4029 } else { 4030 return 'text/html'; 4031 } 4032} 4033 4034sub print_feed_meta { 4035 if (defined $project) { 4036 my %href_params = get_feed_info(); 4037 if (!exists $href_params{'-title'}) { 4038 $href_params{'-title'} = 'log'; 4039 } 4040 4041 foreach my $format (qw(RSS Atom)) { 4042 my $type = lc($format); 4043 my %link_attr = ( 4044 '-rel' => 'alternate', 4045 '-title' => esc_attr("$project - $href_params{'-title'} - $format feed"), 4046 '-type' => "application/$type+xml" 4047 ); 4048 4049 $href_params{'extra_options'} = undef; 4050 $href_params{'action'} = $type; 4051 $link_attr{'-href'} = esc_attr(href(%href_params)); 4052 print "<link ". 4053 "rel=\"$link_attr{'-rel'}\" ". 4054 "title=\"$link_attr{'-title'}\" ". 4055 "href=\"$link_attr{'-href'}\" ". 4056 "type=\"$link_attr{'-type'}\" ". 4057 "/>\n"; 4058 4059 $href_params{'extra_options'} = '--no-merges'; 4060 $link_attr{'-href'} = esc_attr(href(%href_params)); 4061 $link_attr{'-title'} .= ' (no merges)'; 4062 print "<link ". 4063 "rel=\"$link_attr{'-rel'}\" ". 4064 "title=\"$link_attr{'-title'}\" ". 4065 "href=\"$link_attr{'-href'}\" ". 4066 "type=\"$link_attr{'-type'}\" ". 4067 "/>\n"; 4068 } 4069 4070 } else { 4071 printf('<link rel="alternate" title="%s projects list" '. 4072 'href="%s" type="text/plain; charset=utf-8" />'."\n", 4073 esc_attr($site_name), 4074 esc_attr(href(project=>undef, action=>"project_index"))); 4075 printf('<link rel="alternate" title="%s projects feeds" '. 4076 'href="%s" type="text/x-opml" />'."\n", 4077 esc_attr($site_name), 4078 esc_attr(href(project=>undef, action=>"opml"))); 4079 } 4080} 4081 4082sub print_header_links { 4083 my $status = shift; 4084 4085 # print out each stylesheet that exist, providing backwards capability 4086 # for those people who defined $stylesheet in a config file 4087 if (defined $stylesheet) { 4088 print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n"; 4089 } else { 4090 foreach my $stylesheet (@stylesheets) { 4091 next unless $stylesheet; 4092 print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n"; 4093 } 4094 } 4095 print_feed_meta() 4096 if ($status eq '200 OK'); 4097 if (defined $favicon) { 4098 print qq(<link rel="shortcut icon" href=").esc_url($favicon).qq(" type="image/png" />\n); 4099 } 4100} 4101 4102sub print_nav_breadcrumbs_path { 4103 my $dirprefix = undef; 4104 while (my $part = shift) { 4105 $dirprefix .= "/" if defined $dirprefix; 4106 $dirprefix .= $part; 4107 print $cgi->a({-href => href(project => undef, 4108 project_filter => $dirprefix, 4109 action => "project_list")}, 4110 esc_html($part)) . " / "; 4111 } 4112} 4113 4114sub print_nav_breadcrumbs { 4115 my %opts = @_; 4116 4117 for my $crumb (@extra_breadcrumbs, [ $home_link_str => $home_link ]) { 4118 print $cgi->a({-href => esc_url($crumb->[1])}, $crumb->[0]) . " / "; 4119 } 4120 if (defined $project) { 4121 my @dirname = split '/', $project; 4122 my $projectbasename = pop @dirname; 4123 print_nav_breadcrumbs_path(@dirname); 4124 print $cgi->a({-href => href(action=>"summary")}, esc_html($projectbasename)); 4125 if (defined $action) { 4126 my $action_print = $action ; 4127 if (defined $opts{-action_extra}) { 4128 $action_print = $cgi->a({-href => href(action=>$action)}, 4129 $action); 4130 } 4131 print " / $action_print"; 4132 } 4133 if (defined $opts{-action_extra}) { 4134 print " / $opts{-action_extra}"; 4135 } 4136 print "\n"; 4137 } elsif (defined $project_filter) { 4138 print_nav_breadcrumbs_path(split '/', $project_filter); 4139 } 4140} 4141 4142sub print_search_form { 4143 if (!defined $searchtext) { 4144 $searchtext = ""; 4145 } 4146 my $search_hash; 4147 if (defined $hash_base) { 4148 $search_hash = $hash_base; 4149 } elsif (defined $hash) { 4150 $search_hash = $hash; 4151 } else { 4152 $search_hash = "HEAD"; 4153 } 4154 my $action = $my_uri; 4155 my $use_pathinfo = gitweb_check_feature('pathinfo'); 4156 if ($use_pathinfo) { 4157 $action .= "/".esc_url($project); 4158 } 4159 print $cgi->start_form(-method => "get", -action => $action) . 4160 "<div class=\"search\">\n" . 4161 (!$use_pathinfo && 4162 $cgi->input({-name=>"p", -value=>$project, -type=>"hidden"}) . "\n") . 4163 $cgi->input({-name=>"a", -value=>"search", -type=>"hidden"}) . "\n" . 4164 $cgi->input({-name=>"h", -value=>$search_hash, -type=>"hidden"}) . "\n" . 4165 $cgi->popup_menu(-name => 'st', -default => 'commit', 4166 -values => ['commit', 'grep', 'author', 'committer', 'pickaxe']) . 4167 " " . $cgi->a({-href => href(action=>"search_help"), 4168 -title => "search help" }, "?") . " search:\n", 4169 $cgi->textfield(-name => "s", -value => $searchtext, -override => 1) . "\n" . 4170 "<span title=\"Extended regular expression\">" . 4171 $cgi->checkbox(-name => 'sr', -value => 1, -label => 're', 4172 -checked => $search_use_regexp) . 4173 "</span>" . 4174 "</div>" . 4175 $cgi->end_form() . "\n"; 4176} 4177 4178sub git_header_html { 4179 my $status = shift || "200 OK"; 4180 my $expires = shift; 4181 my %opts = @_; 4182 4183 my $title = get_page_title(); 4184 my $content_type = get_content_type_html(); 4185 print $cgi->header(-type=>$content_type, -charset => 'utf-8', 4186 -status=> $status, -expires => $expires) 4187 unless ($opts{'-no_http_header'}); 4188 my $mod_perl_version = $ENV{'MOD_PERL'} ? " $ENV{'MOD_PERL'}" : ''; 4189 print <<EOF; 4190<?xml version="1.0" encoding="utf-8"?> 4191<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> 4192<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US"> 4193<!-- git web interface version $version, (C) 2005-2006, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke --> 4194<!-- git core binaries version $git_version --> 4195<head> 4196<meta http-equiv="content-type" content="$content_type; charset=utf-8"/> 4197<meta name="generator" content="gitweb/$version git/$git_version$mod_perl_version"/> 4198<meta name="robots" content="index, nofollow"/> 4199<title>$title</title> 4200EOF 4201 # the stylesheet, favicon etc urls won't work correctly with path_info 4202 # unless we set the appropriate base URL 4203 if ($ENV{'PATH_INFO'}) { 4204 print "<base href=\"".esc_url($base_url)."\" />\n"; 4205 } 4206 print_header_links($status); 4207 4208 if (defined $site_html_head_string) { 4209 print to_utf8($site_html_head_string); 4210 } 4211 4212 print "</head>\n" . 4213 "<body>\n"; 4214 4215 if (defined $site_header && -f $site_header) { 4216 insert_file($site_header); 4217 } 4218 4219 print "<div class=\"page_header\">\n"; 4220 if (defined $logo) { 4221 print $cgi->a({-href => esc_url($logo_url), 4222 -title => $logo_label}, 4223 $cgi->img({-src => esc_url($logo), 4224 -width => 72, -height => 27, 4225 -alt => "git", 4226 -class => "logo"})); 4227 } 4228 print_nav_breadcrumbs(%opts); 4229 print "</div>\n"; 4230 4231 my $have_search = gitweb_check_feature('search'); 4232 if (defined $project && $have_search) { 4233 print_search_form(); 4234 } 4235} 4236 4237sub git_footer_html { 4238 my $feed_class = 'rss_logo'; 4239 4240 print "<div class=\"page_footer\">\n"; 4241 if (defined $project) { 4242 my $descr = git_get_project_description($project); 4243 if (defined $descr) { 4244 print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n"; 4245 } 4246 4247 my %href_params = get_feed_info(); 4248 if (!%href_params) { 4249 $feed_class .= ' generic'; 4250 } 4251 $href_params{'-title'} ||= 'log'; 4252 4253 foreach my $format (qw(RSS Atom)) { 4254 $href_params{'action'} = lc($format); 4255 print $cgi->a({-href => href(%href_params), 4256 -title => "$href_params{'-title'} $format feed", 4257 -class => $feed_class}, $format)."\n"; 4258 } 4259 4260 } else { 4261 print $cgi->a({-href => href(project=>undef, action=>"opml", 4262 project_filter => $project_filter), 4263 -class => $feed_class}, "OPML") . " "; 4264 print $cgi->a({-href => href(project=>undef, action=>"project_index", 4265 project_filter => $project_filter), 4266 -class => $feed_class}, "TXT") . "\n"; 4267 } 4268 print "</div>\n"; # class="page_footer" 4269 4270 if (defined $t0 && gitweb_check_feature('timed')) { 4271 print "<div id=\"generating_info\">\n"; 4272 print 'This page took '. 4273 '<span id="generating_time" class="time_span">'. 4274 tv_interval($t0, [ gettimeofday() ]). 4275 ' seconds </span>'. 4276 ' and '. 4277 '<span id="generating_cmd">'. 4278 $number_of_git_cmds. 4279 '</span> git commands '. 4280 " to generate.\n"; 4281 print "</div>\n"; # class="page_footer" 4282 } 4283 4284 if (defined $site_footer && -f $site_footer) { 4285 insert_file($site_footer); 4286 } 4287 4288 print qq!<script type="text/javascript" src="!.esc_url($javascript).qq!"></script>\n!; 4289 if (defined $action && 4290 $action eq 'blame_incremental') { 4291 print qq!<script type="text/javascript">\n!. 4292 qq!startBlame("!. esc_attr(href(action=>"blame_data", -replay=>1)) .qq!",\n!. 4293 qq! "!. esc_attr(href()) .qq!");\n!. 4294 qq!</script>\n!; 4295 } else { 4296 my ($jstimezone, $tz_cookie, $datetime_class) = 4297 gitweb_get_feature('javascript-timezone'); 4298 4299 print qq!<script type="text/javascript">\n!. 4300 qq!window.onload = function () {\n!; 4301 if (gitweb_check_feature('javascript-actions')) { 4302 print qq! fixLinks();\n!; 4303 } 4304 if ($jstimezone && $tz_cookie && $datetime_class) { 4305 print qq! var tz_cookie = { name: '$tz_cookie', expires: 14, path: '/' };\n!. # in days 4306 qq! onloadTZSetup('$jstimezone', tz_cookie, '$datetime_class');\n!; 4307 } 4308 print qq!};\n!. 4309 qq!</script>\n!; 4310 } 4311 4312 print "</body>\n" . 4313 "</html>"; 4314} 4315 4316# die_error(<http_status_code>, <error_message>[, <detailed_html_description>]) 4317# Example: die_error(404, 'Hash not found') 4318# By convention, use the following status codes (as defined in RFC 2616): 4319# 400: Invalid or missing CGI parameters, or 4320# requested object exists but has wrong type. 4321# 403: Requested feature (like "pickaxe" or "snapshot") not enabled on 4322# this server or project. 4323# 404: Requested object/revision/project doesn't exist. 4324# 500: The server isn't configured properly, or 4325# an internal error occurred (e.g. failed assertions caused by bugs), or 4326# an unknown error occurred (e.g. the git binary died unexpectedly). 4327# 503: The server is currently unavailable (because it is overloaded, 4328# or down for maintenance). Generally, this is a temporary state. 4329sub die_error { 4330 my $status = shift || 500; 4331 my $error = esc_html(shift) || "Internal Server Error"; 4332 my $extra = shift; 4333 my %opts = @_; 4334 4335 my %http_responses = ( 4336 400 => '400 Bad Request', 4337 403 => '403 Forbidden', 4338 404 => '404 Not Found', 4339 500 => '500 Internal Server Error', 4340 503 => '503 Service Unavailable', 4341 ); 4342 git_header_html($http_responses{$status}, undef, %opts); 4343 print <<EOF; 4344<div class="page_body"> 4345<br /><br /> 4346$status - $error 4347<br /> 4348EOF 4349 if (defined $extra) { 4350 print "<hr />\n" . 4351 "$extra\n"; 4352 } 4353 print "</div>\n"; 4354 4355 git_footer_html(); 4356 goto DONE_GITWEB 4357 unless ($opts{'-error_handler'}); 4358} 4359 4360## ---------------------------------------------------------------------- 4361## functions printing or outputting HTML: navigation 4362 4363sub git_print_page_nav { 4364 my ($current, $suppress, $head, $treehead, $treebase, $extra) = @_; 4365 $extra = '' if !defined $extra; # pager or formats 4366 4367 my @navs = qw(summary shortlog log commit commitdiff tree); 4368 if ($suppress) { 4369 @navs = grep { $_ ne $suppress } @navs; 4370 } 4371 4372 my %arg = map { $_ => {action=>$_} } @navs; 4373 if (defined $head) { 4374 for (qw(commit commitdiff)) { 4375 $arg{$_}{'hash'} = $head; 4376 } 4377 if ($current =~ m/^(tree | log | shortlog | commit | commitdiff | search)$/x) { 4378 for (qw(shortlog log)) { 4379 $arg{$_}{'hash'} = $head; 4380 } 4381 } 4382 } 4383 4384 $arg{'tree'}{'hash'} = $treehead if defined $treehead; 4385 $arg{'tree'}{'hash_base'} = $treebase if defined $treebase; 4386 4387 my @actions = gitweb_get_feature('actions'); 4388 my %repl = ( 4389 '%' => '%', 4390 'n' => $project, # project name 4391 'f' => $git_dir, # project path within filesystem 4392 'h' => $treehead || '', # current hash ('h' parameter) 4393 'b' => $treebase || '', # hash base ('hb' parameter) 4394 ); 4395 while (@actions) { 4396 my ($label, $link, $pos) = splice(@actions,0,3); 4397 # insert 4398 @navs = map { $_ eq $pos ? ($_, $label) : $_ } @navs; 4399 # munch munch 4400 $link =~ s/%([%nfhb])/$repl{$1}/g; 4401 $arg{$label}{'_href'} = $link; 4402 } 4403 4404 print "<div class=\"page_nav\">\n" . 4405 (join " | ", 4406 map { $_ eq $current ? 4407 $_ : $cgi->a({-href => ($arg{$_}{_href} ? $arg{$_}{_href} : href(%{$arg{$_}}))}, "$_") 4408 } @navs); 4409 print "<br/>\n$extra<br/>\n" . 4410 "</div>\n"; 4411} 4412 4413# returns a submenu for the navigation of the refs views (tags, heads, 4414# remotes) with the current view disabled and the remotes view only 4415# available if the feature is enabled 4416sub format_ref_views { 4417 my ($current) = @_; 4418 my @ref_views = qw{tags heads}; 4419 push @ref_views, 'remotes' if gitweb_check_feature('remote_heads'); 4420 return join " | ", map { 4421 $_ eq $current ? $_ : 4422 $cgi->a({-href => href(action=>$_)}, $_) 4423 } @ref_views 4424} 4425 4426sub format_paging_nav { 4427 my ($action, $page, $has_next_link) = @_; 4428 my $paging_nav; 4429 4430 4431 if ($page > 0) { 4432 $paging_nav .= 4433 $cgi->a({-href => href(-replay=>1, page=>undef)}, "first") . 4434 " ⋅ " . 4435 $cgi->a({-href => href(-replay=>1, page=>$page-1), 4436 -accesskey => "p", -title => "Alt-p"}, "prev"); 4437 } else { 4438 $paging_nav .= "first ⋅ prev"; 4439 } 4440 4441 if ($has_next_link) { 4442 $paging_nav .= " ⋅ " . 4443 $cgi->a({-href => href(-replay=>1, page=>$page+1), 4444 -accesskey => "n", -title => "Alt-n"}, "next"); 4445 } else { 4446 $paging_nav .= " ⋅ next"; 4447 } 4448 4449 return $paging_nav; 4450} 4451 4452## ...................................................................... 4453## functions printing or outputting HTML: div 4454 4455sub git_print_header_div { 4456 my ($action, $title, $hash, $hash_base) = @_; 4457 my %args = (); 4458 4459 $args{'action'} = $action; 4460 $args{'hash'} = $hash if $hash; 4461 $args{'hash_base'} = $hash_base if $hash_base; 4462 4463 print "<div class=\"header\">\n" . 4464 $cgi->a({-href => href(%args), -class => "title"}, 4465 $title ? $title : $action) . 4466 "\n</div>\n"; 4467} 4468 4469sub format_repo_url { 4470 my ($name, $url) = @_; 4471 return "<tr class=\"metadata_url\"><td>$name</td><td>$url</td></tr>\n"; 4472} 4473 4474# Group output by placing it in a DIV element and adding a header. 4475# Options for start_div() can be provided by passing a hash reference as the 4476# first parameter to the function. 4477# Options to git_print_header_div() can be provided by passing an array 4478# reference. This must follow the options to start_div if they are present. 4479# The content can be a scalar, which is output as-is, a scalar reference, which 4480# is output after html escaping, an IO handle passed either as *handle or 4481# *handle{IO}, or a function reference. In the latter case all following 4482# parameters will be taken as argument to the content function call. 4483sub git_print_section { 4484 my ($div_args, $header_args, $content); 4485 my $arg = shift; 4486 if (ref($arg) eq 'HASH') { 4487 $div_args = $arg; 4488 $arg = shift; 4489 } 4490 if (ref($arg) eq 'ARRAY') { 4491 $header_args = $arg; 4492 $arg = shift; 4493 } 4494 $content = $arg; 4495 4496 print $cgi->start_div($div_args); 4497 git_print_header_div(@$header_args); 4498 4499 if (ref($content) eq 'CODE') { 4500 $content->(@_); 4501 } elsif (ref($content) eq 'SCALAR') { 4502 print esc_html($$content); 4503 } elsif (ref($content) eq 'GLOB' or ref($content) eq 'IO::Handle') { 4504 print <$content>; 4505 } elsif (!ref($content) && defined($content)) { 4506 print $content; 4507 } 4508 4509 print $cgi->end_div; 4510} 4511 4512sub format_timestamp_html { 4513 my $date = shift; 4514 my $strtime = $date->{'rfc2822'}; 4515 4516 my (undef, undef, $datetime_class) = 4517 gitweb_get_feature('javascript-timezone'); 4518 if ($datetime_class) { 4519 $strtime = qq!<span class="$datetime_class">$strtime</span>!; 4520 } 4521 4522 my $localtime_format = '(%02d:%02d %s)'; 4523 if ($date->{'hour_local'} < 6) { 4524 $localtime_format = '(<span class="atnight">%02d:%02d</span> %s)'; 4525 } 4526 $strtime .= ' ' . 4527 sprintf($localtime_format, 4528 $date->{'hour_local'}, $date->{'minute_local'}, $date->{'tz_local'}); 4529 4530 return $strtime; 4531} 4532 4533# Outputs the author name and date in long form 4534sub git_print_authorship { 4535 my $co = shift; 4536 my %opts = @_; 4537 my $tag = $opts{-tag} || 'div'; 4538 my $author = $co->{'author_name'}; 4539 4540 my %ad = parse_date($co->{'author_epoch'}, $co->{'author_tz'}); 4541 print "<$tag class=\"author_date\">" . 4542 format_search_author($author, "author", esc_html($author)) . 4543 " [".format_timestamp_html(\%ad)."]". 4544 git_get_avatar($co->{'author_email'}, -pad_before => 1) . 4545 "</$tag>\n"; 4546} 4547 4548# Outputs table rows containing the full author or committer information, 4549# in the format expected for 'commit' view (& similar). 4550# Parameters are a commit hash reference, followed by the list of people 4551# to output information for. If the list is empty it defaults to both 4552# author and committer. 4553sub git_print_authorship_rows { 4554 my $co = shift; 4555 # too bad we can't use @people = @_ || ('author', 'committer') 4556 my @people = @_; 4557 @people = ('author', 'committer') unless @people; 4558 foreach my $who (@people) { 4559 my %wd = parse_date($co->{"${who}_epoch"}, $co->{"${who}_tz"}); 4560 print "<tr><td>$who</td><td>" . 4561 format_search_author($co->{"${who}_name"}, $who, 4562 esc_html($co->{"${who}_name"})) . " " . 4563 format_search_author($co->{"${who}_email"}, $who, 4564 esc_html("<" . $co->{"${who}_email"} . ">")) . 4565 "</td><td rowspan=\"2\">" . 4566 git_get_avatar($co->{"${who}_email"}, -size => 'double') . 4567 "</td></tr>\n" . 4568 "<tr>" . 4569 "<td></td><td>" . 4570 format_timestamp_html(\%wd) . 4571 "</td>" . 4572 "</tr>\n"; 4573 } 4574} 4575 4576sub git_print_page_path { 4577 my $name = shift; 4578 my $type = shift; 4579 my $hb = shift; 4580 4581 4582 print "<div class=\"page_path\">"; 4583 print $cgi->a({-href => href(action=>"tree", hash_base=>$hb), 4584 -title => 'tree root'}, to_utf8("[$project]")); 4585 print " / "; 4586 if (defined $name) { 4587 my @dirname = split '/', $name; 4588 my $basename = pop @dirname; 4589 my $fullname = ''; 4590 4591 foreach my $dir (@dirname) { 4592 $fullname .= ($fullname ? '/' : '') . $dir; 4593 print $cgi->a({-href => href(action=>"tree", file_name=>$fullname, 4594 hash_base=>$hb), 4595 -title => $fullname}, esc_path($dir)); 4596 print " / "; 4597 } 4598 if (defined $type && $type eq 'blob') { 4599 print $cgi->a({-href => href(action=>"blob_plain", file_name=>$file_name, 4600 hash_base=>$hb), 4601 -title => $name}, esc_path($basename)); 4602 } elsif (defined $type && $type eq 'tree') { 4603 print $cgi->a({-href => href(action=>"tree", file_name=>$file_name, 4604 hash_base=>$hb), 4605 -title => $name}, esc_path($basename)); 4606 print " / "; 4607 } else { 4608 print esc_path($basename); 4609 } 4610 } 4611 print "<br/></div>\n"; 4612} 4613 4614sub git_print_log { 4615 my $log = shift; 4616 my %opts = @_; 4617 4618 if ($opts{'-remove_title'}) { 4619 # remove title, i.e. first line of log 4620 shift @$log; 4621 } 4622 # remove leading empty lines 4623 while (defined $log->[0] && $log->[0] eq "") { 4624 shift @$log; 4625 } 4626 4627 # print log 4628 my $skip_blank_line = 0; 4629 foreach my $line (@$log) { 4630 if ($line =~ m/^\s*([A-Z][-A-Za-z]*-[Bb]y|C[Cc]): /) { 4631 if (! $opts{'-remove_signoff'}) { 4632 print "<span class=\"signoff\">" . esc_html($line) . "</span><br/>\n"; 4633 $skip_blank_line = 1; 4634 } 4635 next; 4636 } 4637 4638 if ($line =~ m,\s*([a-z]*link): (https?://\S+),i) { 4639 if (! $opts{'-remove_signoff'}) { 4640 print "<span class=\"signoff\">" . esc_html($1) . ": " . 4641 "<a href=\"" . esc_html($2) . "\">" . esc_html($2) . "</a>" . 4642 "</span><br/>\n"; 4643 $skip_blank_line = 1; 4644 } 4645 next; 4646 } 4647 4648 # print only one empty line 4649 # do not print empty line after signoff 4650 if ($line eq "") { 4651 next if ($skip_blank_line); 4652 $skip_blank_line = 1; 4653 } else { 4654 $skip_blank_line = 0; 4655 } 4656 4657 print format_log_line_html($line) . "<br/>\n"; 4658 } 4659 4660 if ($opts{'-final_empty_line'}) { 4661 # end with single empty line 4662 print "<br/>\n" unless $skip_blank_line; 4663 } 4664} 4665 4666# return link target (what link points to) 4667sub git_get_link_target { 4668 my $hash = shift; 4669 my $link_target; 4670 4671 # read link 4672 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash 4673 or return; 4674 { 4675 local $/ = undef; 4676 $link_target = <$fd>; 4677 } 4678 close $fd 4679 or return; 4680 4681 return $link_target; 4682} 4683 4684# given link target, and the directory (basedir) the link is in, 4685# return target of link relative to top directory (top tree); 4686# return undef if it is not possible (including absolute links). 4687sub normalize_link_target { 4688 my ($link_target, $basedir) = @_; 4689 4690 # absolute symlinks (beginning with '/') cannot be normalized 4691 return if (substr($link_target, 0, 1) eq '/'); 4692 4693 # normalize link target to path from top (root) tree (dir) 4694 my $path; 4695 if ($basedir) { 4696 $path = $basedir . '/' . $link_target; 4697 } else { 4698 # we are in top (root) tree (dir) 4699 $path = $link_target; 4700 } 4701 4702 # remove //, /./, and /../ 4703 my @path_parts; 4704 foreach my $part (split('/', $path)) { 4705 # discard '.' and '' 4706 next if (!$part || $part eq '.'); 4707 # handle '..' 4708 if ($part eq '..') { 4709 if (@path_parts) { 4710 pop @path_parts; 4711 } else { 4712 # link leads outside repository (outside top dir) 4713 return; 4714 } 4715 } else { 4716 push @path_parts, $part; 4717 } 4718 } 4719 $path = join('/', @path_parts); 4720 4721 return $path; 4722} 4723 4724# print tree entry (row of git_tree), but without encompassing <tr> element 4725sub git_print_tree_entry { 4726 my ($t, $basedir, $hash_base, $have_blame) = @_; 4727 4728 my %base_key = (); 4729 $base_key{'hash_base'} = $hash_base if defined $hash_base; 4730 4731 # The format of a table row is: mode list link. Where mode is 4732 # the mode of the entry, list is the name of the entry, an href, 4733 # and link is the action links of the entry. 4734 4735 print "<td class=\"mode\">" . mode_str($t->{'mode'}) . "</td>\n"; 4736 if (exists $t->{'size'}) { 4737 print "<td class=\"size\">$t->{'size'}</td>\n"; 4738 } 4739 if ($t->{'type'} eq "blob") { 4740 print "<td class=\"list\">" . 4741 $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'}, 4742 file_name=>"$basedir$t->{'name'}", %base_key), 4743 -class => "list"}, esc_path($t->{'name'})); 4744 if (S_ISLNK(oct $t->{'mode'})) { 4745 my $link_target = git_get_link_target($t->{'hash'}); 4746 if ($link_target) { 4747 my $norm_target = normalize_link_target($link_target, $basedir); 4748 if (defined $norm_target) { 4749 print " -> " . 4750 $cgi->a({-href => href(action=>"object", hash_base=>$hash_base, 4751 file_name=>$norm_target), 4752 -title => $norm_target}, esc_path($link_target)); 4753 } else { 4754 print " -> " . esc_path($link_target); 4755 } 4756 } 4757 } 4758 print "</td>\n"; 4759 print "<td class=\"link\">"; 4760 print $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'}, 4761 file_name=>"$basedir$t->{'name'}", %base_key)}, 4762 "blob"); 4763 if ($have_blame) { 4764 print " | " . 4765 $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'}, 4766 file_name=>"$basedir$t->{'name'}", %base_key)}, 4767 "blame"); 4768 } 4769 if (defined $hash_base) { 4770 print " | " . 4771 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base, 4772 hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")}, 4773 "history"); 4774 } 4775 print " | " . 4776 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$hash_base, 4777 file_name=>"$basedir$t->{'name'}")}, 4778 "raw"); 4779 print "</td>\n"; 4780 4781 } elsif ($t->{'type'} eq "tree") { 4782 print "<td class=\"list\">"; 4783 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'}, 4784 file_name=>"$basedir$t->{'name'}", 4785 %base_key)}, 4786 esc_path($t->{'name'})); 4787 print "</td>\n"; 4788 print "<td class=\"link\">"; 4789 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'}, 4790 file_name=>"$basedir$t->{'name'}", 4791 %base_key)}, 4792 "tree"); 4793 if (defined $hash_base) { 4794 print " | " . 4795 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base, 4796 file_name=>"$basedir$t->{'name'}")}, 4797 "history"); 4798 } 4799 print "</td>\n"; 4800 } else { 4801 # unknown object: we can only present history for it 4802 # (this includes 'commit' object, i.e. submodule support) 4803 print "<td class=\"list\">" . 4804 esc_path($t->{'name'}) . 4805 "</td>\n"; 4806 print "<td class=\"link\">"; 4807 if (defined $hash_base) { 4808 print $cgi->a({-href => href(action=>"history", 4809 hash_base=>$hash_base, 4810 file_name=>"$basedir$t->{'name'}")}, 4811 "history"); 4812 } 4813 print "</td>\n"; 4814 } 4815} 4816 4817## ...................................................................... 4818## functions printing large fragments of HTML 4819 4820# get pre-image filenames for merge (combined) diff 4821sub fill_from_file_info { 4822 my ($diff, @parents) = @_; 4823 4824 $diff->{'from_file'} = [ ]; 4825 $diff->{'from_file'}[$diff->{'nparents'} - 1] = undef; 4826 for (my $i = 0; $i < $diff->{'nparents'}; $i++) { 4827 if ($diff->{'status'}[$i] eq 'R' || 4828 $diff->{'status'}[$i] eq 'C') { 4829 $diff->{'from_file'}[$i] = 4830 git_get_path_by_hash($parents[$i], $diff->{'from_id'}[$i]); 4831 } 4832 } 4833 4834 return $diff; 4835} 4836 4837# is current raw difftree line of file deletion 4838sub is_deleted { 4839 my $diffinfo = shift; 4840 4841 return $diffinfo->{'to_id'} eq ('0' x 40) || $diffinfo->{'to_id'} eq ('0' x 64); 4842} 4843 4844# does patch correspond to [previous] difftree raw line 4845# $diffinfo - hashref of parsed raw diff format 4846# $patchinfo - hashref of parsed patch diff format 4847# (the same keys as in $diffinfo) 4848sub is_patch_split { 4849 my ($diffinfo, $patchinfo) = @_; 4850 4851 return defined $diffinfo && defined $patchinfo 4852 && $diffinfo->{'to_file'} eq $patchinfo->{'to_file'}; 4853} 4854 4855 4856sub git_difftree_body { 4857 my ($difftree, $hash, @parents) = @_; 4858 my ($parent) = $parents[0]; 4859 my $have_blame = gitweb_check_feature('blame'); 4860 print "<div class=\"list_head\">\n"; 4861 if ($#{$difftree} > 10) { 4862 print(($#{$difftree} + 1) . " files changed:\n"); 4863 } 4864 print "</div>\n"; 4865 4866 print "<table class=\"" . 4867 (@parents > 1 ? "combined " : "") . 4868 "diff_tree\">\n"; 4869 4870 # header only for combined diff in 'commitdiff' view 4871 my $has_header = @$difftree && @parents > 1 && $action eq 'commitdiff'; 4872 if ($has_header) { 4873 # table header 4874 print "<thead><tr>\n" . 4875 "<th></th><th></th>\n"; # filename, patchN link 4876 for (my $i = 0; $i < @parents; $i++) { 4877 my $par = $parents[$i]; 4878 print "<th>" . 4879 $cgi->a({-href => href(action=>"commitdiff", 4880 hash=>$hash, hash_parent=>$par), 4881 -title => 'commitdiff to parent number ' . 4882 ($i+1) . ': ' . substr($par,0,7)}, 4883 $i+1) . 4884 " </th>\n"; 4885 } 4886 print "</tr></thead>\n<tbody>\n"; 4887 } 4888 4889 my $alternate = 1; 4890 my $patchno = 0; 4891 foreach my $line (@{$difftree}) { 4892 my $diff = parsed_difftree_line($line); 4893 4894 if ($alternate) { 4895 print "<tr class=\"dark\">\n"; 4896 } else { 4897 print "<tr class=\"light\">\n"; 4898 } 4899 $alternate ^= 1; 4900 4901 if (exists $diff->{'nparents'}) { # combined diff 4902 4903 fill_from_file_info($diff, @parents) 4904 unless exists $diff->{'from_file'}; 4905 4906 if (!is_deleted($diff)) { 4907 # file exists in the result (child) commit 4908 print "<td>" . 4909 $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'}, 4910 file_name=>$diff->{'to_file'}, 4911 hash_base=>$hash), 4912 -class => "list"}, esc_path($diff->{'to_file'})) . 4913 "</td>\n"; 4914 } else { 4915 print "<td>" . 4916 esc_path($diff->{'to_file'}) . 4917 "</td>\n"; 4918 } 4919 4920 if ($action eq 'commitdiff') { 4921 # link to patch 4922 $patchno++; 4923 print "<td class=\"link\">" . 4924 $cgi->a({-href => href(-anchor=>"patch$patchno")}, 4925 "patch") . 4926 " | " . 4927 "</td>\n"; 4928 } 4929 4930 my $has_history = 0; 4931 my $not_deleted = 0; 4932 for (my $i = 0; $i < $diff->{'nparents'}; $i++) { 4933 my $hash_parent = $parents[$i]; 4934 my $from_hash = $diff->{'from_id'}[$i]; 4935 my $from_path = $diff->{'from_file'}[$i]; 4936 my $status = $diff->{'status'}[$i]; 4937 4938 $has_history ||= ($status ne 'A'); 4939 $not_deleted ||= ($status ne 'D'); 4940 4941 if ($status eq 'A') { 4942 print "<td class=\"link\" align=\"right\"> | </td>\n"; 4943 } elsif ($status eq 'D') { 4944 print "<td class=\"link\">" . 4945 $cgi->a({-href => href(action=>"blob", 4946 hash_base=>$hash, 4947 hash=>$from_hash, 4948 file_name=>$from_path)}, 4949 "blob" . ($i+1)) . 4950 " | </td>\n"; 4951 } else { 4952 if ($diff->{'to_id'} eq $from_hash) { 4953 print "<td class=\"link nochange\">"; 4954 } else { 4955 print "<td class=\"link\">"; 4956 } 4957 print $cgi->a({-href => href(action=>"blobdiff", 4958 hash=>$diff->{'to_id'}, 4959 hash_parent=>$from_hash, 4960 hash_base=>$hash, 4961 hash_parent_base=>$hash_parent, 4962 file_name=>$diff->{'to_file'}, 4963 file_parent=>$from_path)}, 4964 "diff" . ($i+1)) . 4965 " | </td>\n"; 4966 } 4967 } 4968 4969 print "<td class=\"link\">"; 4970 if ($not_deleted) { 4971 print $cgi->a({-href => href(action=>"blob", 4972 hash=>$diff->{'to_id'}, 4973 file_name=>$diff->{'to_file'}, 4974 hash_base=>$hash)}, 4975 "blob"); 4976 print " | " if ($has_history); 4977 } 4978 if ($has_history) { 4979 print $cgi->a({-href => href(action=>"history", 4980 file_name=>$diff->{'to_file'}, 4981 hash_base=>$hash)}, 4982 "history"); 4983 } 4984 print "</td>\n"; 4985 4986 print "</tr>\n"; 4987 next; # instead of 'else' clause, to avoid extra indent 4988 } 4989 # else ordinary diff 4990 4991 my ($to_mode_oct, $to_mode_str, $to_file_type); 4992 my ($from_mode_oct, $from_mode_str, $from_file_type); 4993 if ($diff->{'to_mode'} ne ('0' x 6)) { 4994 $to_mode_oct = oct $diff->{'to_mode'}; 4995 if (S_ISREG($to_mode_oct)) { # only for regular file 4996 $to_mode_str = sprintf("%04o", $to_mode_oct & 0777); # permission bits 4997 } 4998 $to_file_type = file_type($diff->{'to_mode'}); 4999 } 5000 if ($diff->{'from_mode'} ne ('0' x 6)) { 5001 $from_mode_oct = oct $diff->{'from_mode'}; 5002 if (S_ISREG($from_mode_oct)) { # only for regular file 5003 $from_mode_str = sprintf("%04o", $from_mode_oct & 0777); # permission bits 5004 } 5005 $from_file_type = file_type($diff->{'from_mode'}); 5006 } 5007 5008 if ($diff->{'status'} eq "A") { # created 5009 my $mode_chng = "<span class=\"file_status new\">[new $to_file_type"; 5010 $mode_chng .= " with mode: $to_mode_str" if $to_mode_str; 5011 $mode_chng .= "]</span>"; 5012 print "<td>"; 5013 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'}, 5014 hash_base=>$hash, file_name=>$diff->{'file'}), 5015 -class => "list"}, esc_path($diff->{'file'})); 5016 print "</td>\n"; 5017 print "<td>$mode_chng</td>\n"; 5018 print "<td class=\"link\">"; 5019 if ($action eq 'commitdiff') { 5020 # link to patch 5021 $patchno++; 5022 print $cgi->a({-href => href(-anchor=>"patch$patchno")}, 5023 "patch") . 5024 " | "; 5025 } 5026 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'}, 5027 hash_base=>$hash, file_name=>$diff->{'file'})}, 5028 "blob"); 5029 print "</td>\n"; 5030 5031 } elsif ($diff->{'status'} eq "D") { # deleted 5032 my $mode_chng = "<span class=\"file_status deleted\">[deleted $from_file_type]</span>"; 5033 print "<td>"; 5034 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'}, 5035 hash_base=>$parent, file_name=>$diff->{'file'}), 5036 -class => "list"}, esc_path($diff->{'file'})); 5037 print "</td>\n"; 5038 print "<td>$mode_chng</td>\n"; 5039 print "<td class=\"link\">"; 5040 if ($action eq 'commitdiff') { 5041 # link to patch 5042 $patchno++; 5043 print $cgi->a({-href => href(-anchor=>"patch$patchno")}, 5044 "patch") . 5045 " | "; 5046 } 5047 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'}, 5048 hash_base=>$parent, file_name=>$diff->{'file'})}, 5049 "blob") . " | "; 5050 if ($have_blame) { 5051 print $cgi->a({-href => href(action=>"blame", hash_base=>$parent, 5052 file_name=>$diff->{'file'})}, 5053 "blame") . " | "; 5054 } 5055 print $cgi->a({-href => href(action=>"history", hash_base=>$parent, 5056 file_name=>$diff->{'file'})}, 5057 "history"); 5058 print "</td>\n"; 5059 5060 } elsif ($diff->{'status'} eq "M" || $diff->{'status'} eq "T") { # modified, or type changed 5061 my $mode_chnge = ""; 5062 if ($diff->{'from_mode'} != $diff->{'to_mode'}) { 5063 $mode_chnge = "<span class=\"file_status mode_chnge\">[changed"; 5064 if ($from_file_type ne $to_file_type) { 5065 $mode_chnge .= " from $from_file_type to $to_file_type"; 5066 } 5067 if (($from_mode_oct & 0777) != ($to_mode_oct & 0777)) { 5068 if ($from_mode_str && $to_mode_str) { 5069 $mode_chnge .= " mode: $from_mode_str->$to_mode_str"; 5070 } elsif ($to_mode_str) { 5071 $mode_chnge .= " mode: $to_mode_str"; 5072 } 5073 } 5074 $mode_chnge .= "]</span>\n"; 5075 } 5076 print "<td>"; 5077 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'}, 5078 hash_base=>$hash, file_name=>$diff->{'file'}), 5079 -class => "list"}, esc_path($diff->{'file'})); 5080 print "</td>\n"; 5081 print "<td>$mode_chnge</td>\n"; 5082 print "<td class=\"link\">"; 5083 if ($action eq 'commitdiff') { 5084 # link to patch 5085 $patchno++; 5086 print $cgi->a({-href => href(-anchor=>"patch$patchno")}, 5087 "patch") . 5088 " | "; 5089 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) { 5090 # "commit" view and modified file (not onlu mode changed) 5091 print $cgi->a({-href => href(action=>"blobdiff", 5092 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'}, 5093 hash_base=>$hash, hash_parent_base=>$parent, 5094 file_name=>$diff->{'file'})}, 5095 "diff") . 5096 " | "; 5097 } 5098 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'}, 5099 hash_base=>$hash, file_name=>$diff->{'file'})}, 5100 "blob") . " | "; 5101 if ($have_blame) { 5102 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash, 5103 file_name=>$diff->{'file'})}, 5104 "blame") . " | "; 5105 } 5106 print $cgi->a({-href => href(action=>"history", hash_base=>$hash, 5107 file_name=>$diff->{'file'})}, 5108 "history"); 5109 print "</td>\n"; 5110 5111 } elsif ($diff->{'status'} eq "R" || $diff->{'status'} eq "C") { # renamed or copied 5112 my %status_name = ('R' => 'moved', 'C' => 'copied'); 5113 my $nstatus = $status_name{$diff->{'status'}}; 5114 my $mode_chng = ""; 5115 if ($diff->{'from_mode'} != $diff->{'to_mode'}) { 5116 # mode also for directories, so we cannot use $to_mode_str 5117 $mode_chng = sprintf(", mode: %04o", $to_mode_oct & 0777); 5118 } 5119 print "<td>" . 5120 $cgi->a({-href => href(action=>"blob", hash_base=>$hash, 5121 hash=>$diff->{'to_id'}, file_name=>$diff->{'to_file'}), 5122 -class => "list"}, esc_path($diff->{'to_file'})) . "</td>\n" . 5123 "<td><span class=\"file_status $nstatus\">[$nstatus from " . 5124 $cgi->a({-href => href(action=>"blob", hash_base=>$parent, 5125 hash=>$diff->{'from_id'}, file_name=>$diff->{'from_file'}), 5126 -class => "list"}, esc_path($diff->{'from_file'})) . 5127 " with " . (int $diff->{'similarity'}) . "% similarity$mode_chng]</span></td>\n" . 5128 "<td class=\"link\">"; 5129 if ($action eq 'commitdiff') { 5130 # link to patch 5131 $patchno++; 5132 print $cgi->a({-href => href(-anchor=>"patch$patchno")}, 5133 "patch") . 5134 " | "; 5135 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) { 5136 # "commit" view and modified file (not only pure rename or copy) 5137 print $cgi->a({-href => href(action=>"blobdiff", 5138 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'}, 5139 hash_base=>$hash, hash_parent_base=>$parent, 5140 file_name=>$diff->{'to_file'}, file_parent=>$diff->{'from_file'})}, 5141 "diff") . 5142 " | "; 5143 } 5144 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'}, 5145 hash_base=>$parent, file_name=>$diff->{'to_file'})}, 5146 "blob") . " | "; 5147 if ($have_blame) { 5148 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash, 5149 file_name=>$diff->{'to_file'})}, 5150 "blame") . " | "; 5151 } 5152 print $cgi->a({-href => href(action=>"history", hash_base=>$hash, 5153 file_name=>$diff->{'to_file'})}, 5154 "history"); 5155 print "</td>\n"; 5156 5157 } # we should not encounter Unmerged (U) or Unknown (X) status 5158 print "</tr>\n"; 5159 } 5160 print "</tbody>" if $has_header; 5161 print "</table>\n"; 5162} 5163 5164# Print context lines and then rem/add lines in a side-by-side manner. 5165sub print_sidebyside_diff_lines { 5166 my ($ctx, $rem, $add) = @_; 5167 5168 # print context block before add/rem block 5169 if (@$ctx) { 5170 print join '', 5171 '<div class="chunk_block ctx">', 5172 '<div class="old">', 5173 @$ctx, 5174 '</div>', 5175 '<div class="new">', 5176 @$ctx, 5177 '</div>', 5178 '</div>'; 5179 } 5180 5181 if (!@$add) { 5182 # pure removal 5183 print join '', 5184 '<div class="chunk_block rem">', 5185 '<div class="old">', 5186 @$rem, 5187 '</div>', 5188 '</div>'; 5189 } elsif (!@$rem) { 5190 # pure addition 5191 print join '', 5192 '<div class="chunk_block add">', 5193 '<div class="new">', 5194 @$add, 5195 '</div>', 5196 '</div>'; 5197 } else { 5198 print join '', 5199 '<div class="chunk_block chg">', 5200 '<div class="old">', 5201 @$rem, 5202 '</div>', 5203 '<div class="new">', 5204 @$add, 5205 '</div>', 5206 '</div>'; 5207 } 5208} 5209 5210# Print context lines and then rem/add lines in inline manner. 5211sub print_inline_diff_lines { 5212 my ($ctx, $rem, $add) = @_; 5213 5214 print @$ctx, @$rem, @$add; 5215} 5216 5217# Format removed and added line, mark changed part and HTML-format them. 5218# Implementation is based on contrib/diff-highlight 5219sub format_rem_add_lines_pair { 5220 my ($rem, $add, $num_parents) = @_; 5221 5222 # We need to untabify lines before split()'ing them; 5223 # otherwise offsets would be invalid. 5224 chomp $rem; 5225 chomp $add; 5226 $rem = untabify($rem); 5227 $add = untabify($add); 5228 5229 my @rem = split(//, $rem); 5230 my @add = split(//, $add); 5231 my ($esc_rem, $esc_add); 5232 # Ignore leading +/- characters for each parent. 5233 my ($prefix_len, $suffix_len) = ($num_parents, 0); 5234 my ($prefix_has_nonspace, $suffix_has_nonspace); 5235 5236 my $shorter = (@rem < @add) ? @rem : @add; 5237 while ($prefix_len < $shorter) { 5238 last if ($rem[$prefix_len] ne $add[$prefix_len]); 5239 5240 $prefix_has_nonspace = 1 if ($rem[$prefix_len] !~ /\s/); 5241 $prefix_len++; 5242 } 5243 5244 while ($prefix_len + $suffix_len < $shorter) { 5245 last if ($rem[-1 - $suffix_len] ne $add[-1 - $suffix_len]); 5246 5247 $suffix_has_nonspace = 1 if ($rem[-1 - $suffix_len] !~ /\s/); 5248 $suffix_len++; 5249 } 5250 5251 # Mark lines that are different from each other, but have some common 5252 # part that isn't whitespace. If lines are completely different, don't 5253 # mark them because that would make output unreadable, especially if 5254 # diff consists of multiple lines. 5255 if ($prefix_has_nonspace || $suffix_has_nonspace) { 5256 $esc_rem = esc_html_hl_regions($rem, 'marked', 5257 [$prefix_len, @rem - $suffix_len], -nbsp=>1); 5258 $esc_add = esc_html_hl_regions($add, 'marked', 5259 [$prefix_len, @add - $suffix_len], -nbsp=>1); 5260 } else { 5261 $esc_rem = esc_html($rem, -nbsp=>1); 5262 $esc_add = esc_html($add, -nbsp=>1); 5263 } 5264 5265 return format_diff_line(\$esc_rem, 'rem'), 5266 format_diff_line(\$esc_add, 'add'); 5267} 5268 5269# HTML-format diff context, removed and added lines. 5270sub format_ctx_rem_add_lines { 5271 my ($ctx, $rem, $add, $num_parents) = @_; 5272 my (@new_ctx, @new_rem, @new_add); 5273 my $can_highlight = 0; 5274 my $is_combined = ($num_parents > 1); 5275 5276 # Highlight if every removed line has a corresponding added line. 5277 if (@$add > 0 && @$add == @$rem) { 5278 $can_highlight = 1; 5279 5280 # Highlight lines in combined diff only if the chunk contains 5281 # diff between the same version, e.g. 5282 # 5283 # - a 5284 # - b 5285 # + c 5286 # + d 5287 # 5288 # Otherwise the highlighting would be confusing. 5289 if ($is_combined) { 5290 for (my $i = 0; $i < @$add; $i++) { 5291 my $prefix_rem = substr($rem->[$i], 0, $num_parents); 5292 my $prefix_add = substr($add->[$i], 0, $num_parents); 5293 5294 $prefix_rem =~ s/-/+/g; 5295 5296 if ($prefix_rem ne $prefix_add) { 5297 $can_highlight = 0; 5298 last; 5299 } 5300 } 5301 } 5302 } 5303 5304 if ($can_highlight) { 5305 for (my $i = 0; $i < @$add; $i++) { 5306 my ($line_rem, $line_add) = format_rem_add_lines_pair( 5307 $rem->[$i], $add->[$i], $num_parents); 5308 push @new_rem, $line_rem; 5309 push @new_add, $line_add; 5310 } 5311 } else { 5312 @new_rem = map { format_diff_line($_, 'rem') } @$rem; 5313 @new_add = map { format_diff_line($_, 'add') } @$add; 5314 } 5315 5316 @new_ctx = map { format_diff_line($_, 'ctx') } @$ctx; 5317 5318 return (\@new_ctx, \@new_rem, \@new_add); 5319} 5320 5321# Print context lines and then rem/add lines. 5322sub print_diff_lines { 5323 my ($ctx, $rem, $add, $diff_style, $num_parents) = @_; 5324 my $is_combined = $num_parents > 1; 5325 5326 ($ctx, $rem, $add) = format_ctx_rem_add_lines($ctx, $rem, $add, 5327 $num_parents); 5328 5329 if ($diff_style eq 'sidebyside' && !$is_combined) { 5330 print_sidebyside_diff_lines($ctx, $rem, $add); 5331 } else { 5332 # default 'inline' style and unknown styles 5333 print_inline_diff_lines($ctx, $rem, $add); 5334 } 5335} 5336 5337sub print_diff_chunk { 5338 my ($diff_style, $num_parents, $from, $to, @chunk) = @_; 5339 my (@ctx, @rem, @add); 5340 5341 # The class of the previous line. 5342 my $prev_class = ''; 5343 5344 return unless @chunk; 5345 5346 # incomplete last line might be among removed or added lines, 5347 # or both, or among context lines: find which 5348 for (my $i = 1; $i < @chunk; $i++) { 5349 if ($chunk[$i][0] eq 'incomplete') { 5350 $chunk[$i][0] = $chunk[$i-1][0]; 5351 } 5352 } 5353 5354 # guardian 5355 push @chunk, ["", ""]; 5356 5357 foreach my $line_info (@chunk) { 5358 my ($class, $line) = @$line_info; 5359 5360 # print chunk headers 5361 if ($class && $class eq 'chunk_header') { 5362 print format_diff_line($line, $class, $from, $to); 5363 next; 5364 } 5365 5366 ## print from accumulator when have some add/rem lines or end 5367 # of chunk (flush context lines), or when have add and rem 5368 # lines and new block is reached (otherwise add/rem lines could 5369 # be reordered) 5370 if (!$class || ((@rem || @add) && $class eq 'ctx') || 5371 (@rem && @add && $class ne $prev_class)) { 5372 print_diff_lines(\@ctx, \@rem, \@add, 5373 $diff_style, $num_parents); 5374 @ctx = @rem = @add = (); 5375 } 5376 5377 ## adding lines to accumulator 5378 # guardian value 5379 last unless $line; 5380 # rem, add or change 5381 if ($class eq 'rem') { 5382 push @rem, $line; 5383 } elsif ($class eq 'add') { 5384 push @add, $line; 5385 } 5386 # context line 5387 if ($class eq 'ctx') { 5388 push @ctx, $line; 5389 } 5390 5391 $prev_class = $class; 5392 } 5393} 5394 5395sub git_patchset_body { 5396 my ($fd, $diff_style, $difftree, $hash, @hash_parents) = @_; 5397 my ($hash_parent) = $hash_parents[0]; 5398 5399 my $is_combined = (@hash_parents > 1); 5400 my $patch_idx = 0; 5401 my $patch_number = 0; 5402 my $patch_line; 5403 my $diffinfo; 5404 my $to_name; 5405 my (%from, %to); 5406 my @chunk; # for side-by-side diff 5407 5408 print "<div class=\"patchset\">\n"; 5409 5410 # skip to first patch 5411 while ($patch_line = <$fd>) { 5412 chomp $patch_line; 5413 5414 last if ($patch_line =~ m/^diff /); 5415 } 5416 5417 PATCH: 5418 while ($patch_line) { 5419 5420 # parse "git diff" header line 5421 if ($patch_line =~ m/^diff --git (\"(?:[^\\\"]*(?:\\.[^\\\"]*)*)\"|[^ "]*) (.*)$/) { 5422 # $1 is from_name, which we do not use 5423 $to_name = unquote($2); 5424 $to_name =~ s!^b/!!; 5425 } elsif ($patch_line =~ m/^diff --(cc|combined) ("?.*"?)$/) { 5426 # $1 is 'cc' or 'combined', which we do not use 5427 $to_name = unquote($2); 5428 } else { 5429 $to_name = undef; 5430 } 5431 5432 # check if current patch belong to current raw line 5433 # and parse raw git-diff line if needed 5434 if (is_patch_split($diffinfo, { 'to_file' => $to_name })) { 5435 # this is continuation of a split patch 5436 print "<div class=\"patch cont\">\n"; 5437 } else { 5438 # advance raw git-diff output if needed 5439 $patch_idx++ if defined $diffinfo; 5440 5441 # read and prepare patch information 5442 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]); 5443 5444 # compact combined diff output can have some patches skipped 5445 # find which patch (using pathname of result) we are at now; 5446 if ($is_combined) { 5447 while ($to_name ne $diffinfo->{'to_file'}) { 5448 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" . 5449 format_diff_cc_simplified($diffinfo, @hash_parents) . 5450 "</div>\n"; # class="patch" 5451 5452 $patch_idx++; 5453 $patch_number++; 5454 5455 last if $patch_idx > $#$difftree; 5456 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]); 5457 } 5458 } 5459 5460 # modifies %from, %to hashes 5461 parse_from_to_diffinfo($diffinfo, \%from, \%to, @hash_parents); 5462 5463 # this is first patch for raw difftree line with $patch_idx index 5464 # we index @$difftree array from 0, but number patches from 1 5465 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n"; 5466 } 5467 5468 # git diff header 5469 #assert($patch_line =~ m/^diff /) if DEBUG; 5470 #assert($patch_line !~ m!$/$!) if DEBUG; # is chomp-ed 5471 $patch_number++; 5472 # print "git diff" header 5473 print format_git_diff_header_line($patch_line, $diffinfo, 5474 \%from, \%to); 5475 5476 # print extended diff header 5477 print "<div class=\"diff extended_header\">\n"; 5478 EXTENDED_HEADER: 5479 while ($patch_line = <$fd>) { 5480 chomp $patch_line; 5481 5482 last EXTENDED_HEADER if ($patch_line =~ m/^--- |^diff /); 5483 5484 print format_extended_diff_header_line($patch_line, $diffinfo, 5485 \%from, \%to); 5486 } 5487 print "</div>\n"; # class="diff extended_header" 5488 5489 # from-file/to-file diff header 5490 if (! $patch_line) { 5491 print "</div>\n"; # class="patch" 5492 last PATCH; 5493 } 5494 next PATCH if ($patch_line =~ m/^diff /); 5495 #assert($patch_line =~ m/^---/) if DEBUG; 5496 5497 my $last_patch_line = $patch_line; 5498 $patch_line = <$fd>; 5499 chomp $patch_line; 5500 #assert($patch_line =~ m/^\+\+\+/) if DEBUG; 5501 5502 print format_diff_from_to_header($last_patch_line, $patch_line, 5503 $diffinfo, \%from, \%to, 5504 @hash_parents); 5505 5506 # the patch itself 5507 LINE: 5508 while ($patch_line = <$fd>) { 5509 chomp $patch_line; 5510 5511 next PATCH if ($patch_line =~ m/^diff /); 5512 5513 my $class = diff_line_class($patch_line, \%from, \%to); 5514 5515 if ($class eq 'chunk_header') { 5516 print_diff_chunk($diff_style, scalar @hash_parents, \%from, \%to, @chunk); 5517 @chunk = (); 5518 } 5519 5520 push @chunk, [ $class, $patch_line ]; 5521 } 5522 5523 } continue { 5524 if (@chunk) { 5525 print_diff_chunk($diff_style, scalar @hash_parents, \%from, \%to, @chunk); 5526 @chunk = (); 5527 } 5528 print "</div>\n"; # class="patch" 5529 } 5530 5531 # for compact combined (--cc) format, with chunk and patch simplification 5532 # the patchset might be empty, but there might be unprocessed raw lines 5533 for (++$patch_idx if $patch_number > 0; 5534 $patch_idx < @$difftree; 5535 ++$patch_idx) { 5536 # read and prepare patch information 5537 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]); 5538 5539 # generate anchor for "patch" links in difftree / whatchanged part 5540 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" . 5541 format_diff_cc_simplified($diffinfo, @hash_parents) . 5542 "</div>\n"; # class="patch" 5543 5544 $patch_number++; 5545 } 5546 5547 if ($patch_number == 0) { 5548 if (@hash_parents > 1) { 5549 print "<div class=\"diff nodifferences\">Trivial merge</div>\n"; 5550 } else { 5551 print "<div class=\"diff nodifferences\">No differences found</div>\n"; 5552 } 5553 } 5554 5555 print "</div>\n"; # class="patchset" 5556} 5557 5558# . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5559 5560sub git_project_search_form { 5561 my ($searchtext, $search_use_regexp) = @_; 5562 5563 my $limit = ''; 5564 if ($project_filter) { 5565 $limit = " in '$project_filter/'"; 5566 } 5567 5568 print "<div class=\"projsearch\">\n"; 5569 print $cgi->start_form(-method => 'get', -action => $my_uri) . 5570 $cgi->hidden(-name => 'a', -value => 'project_list') . "\n"; 5571 print $cgi->hidden(-name => 'pf', -value => $project_filter). "\n" 5572 if (defined $project_filter); 5573 print $cgi->textfield(-name => 's', -value => $searchtext, 5574 -title => "Search project by name and description$limit", 5575 -size => 60) . "\n" . 5576 "<span title=\"Extended regular expression\">" . 5577 $cgi->checkbox(-name => 'sr', -value => 1, -label => 're', 5578 -checked => $search_use_regexp) . 5579 "</span>\n" . 5580 $cgi->submit(-name => 'btnS', -value => 'Search') . 5581 $cgi->end_form() . "\n" . 5582 $cgi->a({-href => href(project => undef, searchtext => undef, 5583 project_filter => $project_filter)}, 5584 esc_html("List all projects$limit")) . "<br />\n"; 5585 print "</div>\n"; 5586} 5587 5588# entry for given @keys needs filling if at least one of keys in list 5589# is not present in %$project_info 5590sub project_info_needs_filling { 5591 my ($project_info, @keys) = @_; 5592 5593 # return List::MoreUtils::any { !exists $project_info->{$_} } @keys; 5594 foreach my $key (@keys) { 5595 if (!exists $project_info->{$key}) { 5596 return 1; 5597 } 5598 } 5599 return; 5600} 5601 5602# fills project list info (age, description, owner, category, forks, etc.) 5603# for each project in the list, removing invalid projects from 5604# returned list, or fill only specified info. 5605# 5606# Invalid projects are removed from the returned list if and only if you 5607# ask 'age' or 'age_string' to be filled, because they are the only fields 5608# that run unconditionally git command that requires repository, and 5609# therefore do always check if project repository is invalid. 5610# 5611# USAGE: 5612# * fill_project_list_info(\@project_list, 'descr_long', 'ctags') 5613# ensures that 'descr_long' and 'ctags' fields are filled 5614# * @project_list = fill_project_list_info(\@project_list) 5615# ensures that all fields are filled (and invalid projects removed) 5616# 5617# NOTE: modifies $projlist, but does not remove entries from it 5618sub fill_project_list_info { 5619 my ($projlist, @wanted_keys) = @_; 5620 my @projects; 5621 my $filter_set = sub { return @_; }; 5622 if (@wanted_keys) { 5623 my %wanted_keys = map { $_ => 1 } @wanted_keys; 5624 $filter_set = sub { return grep { $wanted_keys{$_} } @_; }; 5625 } 5626 5627 my $show_ctags = gitweb_check_feature('ctags'); 5628 PROJECT: 5629 foreach my $pr (@$projlist) { 5630 if (project_info_needs_filling($pr, $filter_set->('age', 'age_string'))) { 5631 my (@activity) = git_get_last_activity($pr->{'path'}); 5632 unless (@activity) { 5633 next PROJECT; 5634 } 5635 ($pr->{'age'}, $pr->{'age_string'}) = @activity; 5636 } 5637 if (project_info_needs_filling($pr, $filter_set->('descr', 'descr_long'))) { 5638 my $descr = git_get_project_description($pr->{'path'}) || ""; 5639 $descr = to_utf8($descr); 5640 $pr->{'descr_long'} = $descr; 5641 $pr->{'descr'} = chop_str($descr, $projects_list_description_width, 5); 5642 } 5643 if (project_info_needs_filling($pr, $filter_set->('owner'))) { 5644 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}") || ""; 5645 } 5646 if ($show_ctags && 5647 project_info_needs_filling($pr, $filter_set->('ctags'))) { 5648 $pr->{'ctags'} = git_get_project_ctags($pr->{'path'}); 5649 } 5650 if ($projects_list_group_categories && 5651 project_info_needs_filling($pr, $filter_set->('category'))) { 5652 my $cat = git_get_project_category($pr->{'path'}) || 5653 $project_list_default_category; 5654 $pr->{'category'} = to_utf8($cat); 5655 } 5656 5657 push @projects, $pr; 5658 } 5659 5660 return @projects; 5661} 5662 5663sub sort_projects_list { 5664 my ($projlist, $order) = @_; 5665 5666 sub order_str { 5667 my $key = shift; 5668 return sub { $a->{$key} cmp $b->{$key} }; 5669 } 5670 5671 sub order_num_then_undef { 5672 my $key = shift; 5673 return sub { 5674 defined $a->{$key} ? 5675 (defined $b->{$key} ? $a->{$key} <=> $b->{$key} : -1) : 5676 (defined $b->{$key} ? 1 : 0) 5677 }; 5678 } 5679 5680 my %orderings = ( 5681 project => order_str('path'), 5682 descr => order_str('descr_long'), 5683 owner => order_str('owner'), 5684 age => order_num_then_undef('age'), 5685 ); 5686 5687 my $ordering = $orderings{$order}; 5688 return defined $ordering ? sort $ordering @$projlist : @$projlist; 5689} 5690 5691# returns a hash of categories, containing the list of project 5692# belonging to each category 5693sub build_projlist_by_category { 5694 my ($projlist, $from, $to) = @_; 5695 my %categories; 5696 5697 $from = 0 unless defined $from; 5698 $to = $#$projlist if (!defined $to || $#$projlist < $to); 5699 5700 for (my $i = $from; $i <= $to; $i++) { 5701 my $pr = $projlist->[$i]; 5702 push @{$categories{ $pr->{'category'} }}, $pr; 5703 } 5704 5705 return wantarray ? %categories : \%categories; 5706} 5707 5708# print 'sort by' <th> element, generating 'sort by $name' replay link 5709# if that order is not selected 5710sub print_sort_th { 5711 print format_sort_th(@_); 5712} 5713 5714sub format_sort_th { 5715 my ($name, $order, $header) = @_; 5716 my $sort_th = ""; 5717 $header ||= ucfirst($name); 5718 5719 if ($order eq $name) { 5720 $sort_th .= "<th>$header</th>\n"; 5721 } else { 5722 $sort_th .= "<th>" . 5723 $cgi->a({-href => href(-replay=>1, order=>$name), 5724 -class => "header"}, $header) . 5725 "</th>\n"; 5726 } 5727 5728 return $sort_th; 5729} 5730 5731sub git_project_list_rows { 5732 my ($projlist, $from, $to, $check_forks) = @_; 5733 5734 $from = 0 unless defined $from; 5735 $to = $#$projlist if (!defined $to || $#$projlist < $to); 5736 5737 my $alternate = 1; 5738 for (my $i = $from; $i <= $to; $i++) { 5739 my $pr = $projlist->[$i]; 5740 5741 if ($alternate) { 5742 print "<tr class=\"dark\">\n"; 5743 } else { 5744 print "<tr class=\"light\">\n"; 5745 } 5746 $alternate ^= 1; 5747 5748 if ($check_forks) { 5749 print "<td>"; 5750 if ($pr->{'forks'}) { 5751 my $nforks = scalar @{$pr->{'forks'}}; 5752 if ($nforks > 0) { 5753 print $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks"), 5754 -title => "$nforks forks"}, "+"); 5755 } else { 5756 print $cgi->span({-title => "$nforks forks"}, "+"); 5757 } 5758 } 5759 print "</td>\n"; 5760 } 5761 print "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"), 5762 -class => "list"}, 5763 esc_html_match_hl($pr->{'path'}, $search_regexp)) . 5764 "</td>\n" . 5765 "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"), 5766 -class => "list", 5767 -title => $pr->{'descr_long'}}, 5768 $search_regexp 5769 ? esc_html_match_hl_chopped($pr->{'descr_long'}, 5770 $pr->{'descr'}, $search_regexp) 5771 : esc_html($pr->{'descr'})) . 5772 "</td>\n"; 5773 unless ($omit_owner) { 5774 print "<td><i>" . chop_and_escape_str($pr->{'owner'}, 15) . "</i></td>\n"; 5775 } 5776 unless ($omit_age_column) { 5777 print "<td class=\"". age_class($pr->{'age'}) . "\">" . 5778 (defined $pr->{'age_string'} ? $pr->{'age_string'} : "No commits") . "</td>\n"; 5779 } 5780 print"<td class=\"link\">" . 5781 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary")}, "summary") . " | " . 5782 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"shortlog")}, "shortlog") . " | " . 5783 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"log")}, "log") . " | " . 5784 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"tree")}, "tree") . 5785 ($pr->{'forks'} ? " | " . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "forks") : '') . 5786 "</td>\n" . 5787 "</tr>\n"; 5788 } 5789} 5790 5791sub git_project_list_body { 5792 # actually uses global variable $project 5793 my ($projlist, $order, $from, $to, $extra, $no_header) = @_; 5794 my @projects = @$projlist; 5795 5796 my $check_forks = gitweb_check_feature('forks'); 5797 my $show_ctags = gitweb_check_feature('ctags'); 5798 my $tagfilter = $show_ctags ? $input_params{'ctag'} : undef; 5799 $check_forks = undef 5800 if ($tagfilter || $search_regexp); 5801 5802 # filtering out forks before filling info allows to do less work 5803 @projects = filter_forks_from_projects_list(\@projects) 5804 if ($check_forks); 5805 # search_projects_list pre-fills required info 5806 @projects = search_projects_list(\@projects, 5807 'search_regexp' => $search_regexp, 5808 'tagfilter' => $tagfilter) 5809 if ($tagfilter || $search_regexp); 5810 # fill the rest 5811 my @all_fields = ('descr', 'descr_long', 'ctags', 'category'); 5812 push @all_fields, ('age', 'age_string') unless($omit_age_column); 5813 push @all_fields, 'owner' unless($omit_owner); 5814 @projects = fill_project_list_info(\@projects, @all_fields); 5815 5816 $order ||= $default_projects_order; 5817 $from = 0 unless defined $from; 5818 $to = $#projects if (!defined $to || $#projects < $to); 5819 5820 # short circuit 5821 if ($from > $to) { 5822 print "<center>\n". 5823 "<b>No such projects found</b><br />\n". 5824 "Click ".$cgi->a({-href=>href(project=>undef)},"here")." to view all projects<br />\n". 5825 "</center>\n<br />\n"; 5826 return; 5827 } 5828 5829 @projects = sort_projects_list(\@projects, $order); 5830 5831 if ($show_ctags) { 5832 my $ctags = git_gather_all_ctags(\@projects); 5833 my $cloud = git_populate_project_tagcloud($ctags); 5834 print git_show_project_tagcloud($cloud, 64); 5835 } 5836 5837 print "<table class=\"project_list\">\n"; 5838 unless ($no_header) { 5839 print "<tr>\n"; 5840 if ($check_forks) { 5841 print "<th></th>\n"; 5842 } 5843 print_sort_th('project', $order, 'Project'); 5844 print_sort_th('descr', $order, 'Description'); 5845 print_sort_th('owner', $order, 'Owner') unless $omit_owner; 5846 print_sort_th('age', $order, 'Last Change') unless $omit_age_column; 5847 print "<th></th>\n" . # for links 5848 "</tr>\n"; 5849 } 5850 5851 if ($projects_list_group_categories) { 5852 # only display categories with projects in the $from-$to window 5853 @projects = sort {$a->{'category'} cmp $b->{'category'}} @projects[$from..$to]; 5854 my %categories = build_projlist_by_category(\@projects, $from, $to); 5855 foreach my $cat (sort keys %categories) { 5856 unless ($cat eq "") { 5857 print "<tr>\n"; 5858 if ($check_forks) { 5859 print "<td></td>\n"; 5860 } 5861 print "<td class=\"category\" colspan=\"5\">".esc_html($cat)."</td>\n"; 5862 print "</tr>\n"; 5863 } 5864 5865 git_project_list_rows($categories{$cat}, undef, undef, $check_forks); 5866 } 5867 } else { 5868 git_project_list_rows(\@projects, $from, $to, $check_forks); 5869 } 5870 5871 if (defined $extra) { 5872 print "<tr>\n"; 5873 if ($check_forks) { 5874 print "<td></td>\n"; 5875 } 5876 print "<td colspan=\"5\">$extra</td>\n" . 5877 "</tr>\n"; 5878 } 5879 print "</table>\n"; 5880} 5881 5882sub git_log_body { 5883 # uses global variable $project 5884 my ($commitlist, $from, $to, $refs, $extra) = @_; 5885 5886 $from = 0 unless defined $from; 5887 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to); 5888 5889 for (my $i = 0; $i <= $to; $i++) { 5890 my %co = %{$commitlist->[$i]}; 5891 next if !%co; 5892 my $commit = $co{'id'}; 5893 my $ref = format_ref_marker($refs, $commit); 5894 git_print_header_div('commit', 5895 "<span class=\"age\">$co{'age_string'}</span>" . 5896 esc_html($co{'title'}) . $ref, 5897 $commit); 5898 print "<div class=\"title_text\">\n" . 5899 "<div class=\"log_link\">\n" . 5900 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . 5901 " | " . 5902 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . 5903 " | " . 5904 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree") . 5905 "<br/>\n" . 5906 "</div>\n"; 5907 git_print_authorship(\%co, -tag => 'span'); 5908 print "<br/>\n</div>\n"; 5909 5910 print "<div class=\"log_body\">\n"; 5911 git_print_log($co{'comment'}, -final_empty_line=> 1); 5912 print "</div>\n"; 5913 } 5914 if ($extra) { 5915 print "<div class=\"page_nav\">\n"; 5916 print "$extra\n"; 5917 print "</div>\n"; 5918 } 5919} 5920 5921sub git_shortlog_body { 5922 # uses global variable $project 5923 my ($commitlist, $from, $to, $refs, $extra) = @_; 5924 5925 $from = 0 unless defined $from; 5926 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to); 5927 5928 print "<table class=\"shortlog\">\n"; 5929 my $alternate = 1; 5930 for (my $i = $from; $i <= $to; $i++) { 5931 my %co = %{$commitlist->[$i]}; 5932 my $commit = $co{'id'}; 5933 my $ref = format_ref_marker($refs, $commit); 5934 if ($alternate) { 5935 print "<tr class=\"dark\">\n"; 5936 } else { 5937 print "<tr class=\"light\">\n"; 5938 } 5939 $alternate ^= 1; 5940 # git_summary() used print "<td><i>$co{'age_string'}</i></td>\n" . 5941 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" . 5942 format_author_html('td', \%co, 10) . "<td>"; 5943 print format_subject_html($co{'title'}, $co{'title_short'}, 5944 href(action=>"commit", hash=>$commit), $ref); 5945 print "</td>\n" . 5946 "<td class=\"link\">" . 5947 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . " | " . 5948 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . " | " . 5949 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree"); 5950 my $snapshot_links = format_snapshot_links($commit); 5951 if (defined $snapshot_links) { 5952 print " | " . $snapshot_links; 5953 } 5954 print "</td>\n" . 5955 "</tr>\n"; 5956 } 5957 if (defined $extra) { 5958 print "<tr>\n" . 5959 "<td colspan=\"4\">$extra</td>\n" . 5960 "</tr>\n"; 5961 } 5962 print "</table>\n"; 5963} 5964 5965sub git_history_body { 5966 # Warning: assumes constant type (blob or tree) during history 5967 my ($commitlist, $from, $to, $refs, $extra, 5968 $file_name, $file_hash, $ftype) = @_; 5969 5970 $from = 0 unless defined $from; 5971 $to = $#{$commitlist} unless (defined $to && $to <= $#{$commitlist}); 5972 5973 print "<table class=\"history\">\n"; 5974 my $alternate = 1; 5975 for (my $i = $from; $i <= $to; $i++) { 5976 my %co = %{$commitlist->[$i]}; 5977 if (!%co) { 5978 next; 5979 } 5980 my $commit = $co{'id'}; 5981 5982 my $ref = format_ref_marker($refs, $commit); 5983 5984 if ($alternate) { 5985 print "<tr class=\"dark\">\n"; 5986 } else { 5987 print "<tr class=\"light\">\n"; 5988 } 5989 $alternate ^= 1; 5990 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" . 5991 # shortlog: format_author_html('td', \%co, 10) 5992 format_author_html('td', \%co, 15, 3) . "<td>"; 5993 # originally git_history used chop_str($co{'title'}, 50) 5994 print format_subject_html($co{'title'}, $co{'title_short'}, 5995 href(action=>"commit", hash=>$commit), $ref); 5996 print "</td>\n" . 5997 "<td class=\"link\">" . 5998 $cgi->a({-href => href(action=>$ftype, hash_base=>$commit, file_name=>$file_name)}, $ftype) . " | " . 5999 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff"); 6000 6001 if ($ftype eq 'blob') { 6002 print " | " . 6003 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$commit, file_name=>$file_name)}, "raw"); 6004 6005 my $blob_current = $file_hash; 6006 my $blob_parent = git_get_hash_by_path($commit, $file_name); 6007 if (defined $blob_current && defined $blob_parent && 6008 $blob_current ne $blob_parent) { 6009 print " | " . 6010 $cgi->a({-href => href(action=>"blobdiff", 6011 hash=>$blob_current, hash_parent=>$blob_parent, 6012 hash_base=>$hash_base, hash_parent_base=>$commit, 6013 file_name=>$file_name)}, 6014 "diff to current"); 6015 } 6016 } 6017 print "</td>\n" . 6018 "</tr>\n"; 6019 } 6020 if (defined $extra) { 6021 print "<tr>\n" . 6022 "<td colspan=\"4\">$extra</td>\n" . 6023 "</tr>\n"; 6024 } 6025 print "</table>\n"; 6026} 6027 6028sub git_tags_body { 6029 # uses global variable $project 6030 my ($taglist, $from, $to, $extra) = @_; 6031 $from = 0 unless defined $from; 6032 $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to); 6033 6034 print "<table class=\"tags\">\n"; 6035 my $alternate = 1; 6036 for (my $i = $from; $i <= $to; $i++) { 6037 my $entry = $taglist->[$i]; 6038 my %tag = %$entry; 6039 my $comment = $tag{'subject'}; 6040 my $comment_short; 6041 if (defined $comment) { 6042 $comment_short = chop_str($comment, 30, 5); 6043 } 6044 if ($alternate) { 6045 print "<tr class=\"dark\">\n"; 6046 } else { 6047 print "<tr class=\"light\">\n"; 6048 } 6049 $alternate ^= 1; 6050 if (defined $tag{'age'}) { 6051 print "<td><i>$tag{'age'}</i></td>\n"; 6052 } else { 6053 print "<td></td>\n"; 6054 } 6055 print "<td>" . 6056 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'}), 6057 -class => "list name"}, esc_html($tag{'name'})) . 6058 "</td>\n" . 6059 "<td>"; 6060 if (defined $comment) { 6061 print format_subject_html($comment, $comment_short, 6062 href(action=>"tag", hash=>$tag{'id'})); 6063 } 6064 print "</td>\n" . 6065 "<td class=\"selflink\">"; 6066 if ($tag{'type'} eq "tag") { 6067 print $cgi->a({-href => href(action=>"tag", hash=>$tag{'id'})}, "tag"); 6068 } else { 6069 print " "; 6070 } 6071 print "</td>\n" . 6072 "<td class=\"link\">" . " | " . 6073 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'})}, $tag{'reftype'}); 6074 if ($tag{'reftype'} eq "commit") { 6075 print " | " . $cgi->a({-href => href(action=>"shortlog", hash=>$tag{'fullname'})}, "shortlog") . 6076 " | " . $cgi->a({-href => href(action=>"log", hash=>$tag{'fullname'})}, "log"); 6077 } elsif ($tag{'reftype'} eq "blob") { 6078 print " | " . $cgi->a({-href => href(action=>"blob_plain", hash=>$tag{'refid'})}, "raw"); 6079 } 6080 print "</td>\n" . 6081 "</tr>"; 6082 } 6083 if (defined $extra) { 6084 print "<tr>\n" . 6085 "<td colspan=\"5\">$extra</td>\n" . 6086 "</tr>\n"; 6087 } 6088 print "</table>\n"; 6089} 6090 6091sub git_heads_body { 6092 # uses global variable $project 6093 my ($headlist, $head_at, $from, $to, $extra) = @_; 6094 $from = 0 unless defined $from; 6095 $to = $#{$headlist} if (!defined $to || $#{$headlist} < $to); 6096 6097 print "<table class=\"heads\">\n"; 6098 my $alternate = 1; 6099 for (my $i = $from; $i <= $to; $i++) { 6100 my $entry = $headlist->[$i]; 6101 my %ref = %$entry; 6102 my $curr = defined $head_at && $ref{'id'} eq $head_at; 6103 if ($alternate) { 6104 print "<tr class=\"dark\">\n"; 6105 } else { 6106 print "<tr class=\"light\">\n"; 6107 } 6108 $alternate ^= 1; 6109 print "<td><i>$ref{'age'}</i></td>\n" . 6110 ($curr ? "<td class=\"current_head\">" : "<td>") . 6111 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'}), 6112 -class => "list name"},esc_html($ref{'name'})) . 6113 "</td>\n" . 6114 "<td class=\"link\">" . 6115 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'})}, "shortlog") . " | " . 6116 $cgi->a({-href => href(action=>"log", hash=>$ref{'fullname'})}, "log") . " | " . 6117 $cgi->a({-href => href(action=>"tree", hash=>$ref{'fullname'}, hash_base=>$ref{'fullname'})}, "tree") . 6118 "</td>\n" . 6119 "</tr>"; 6120 } 6121 if (defined $extra) { 6122 print "<tr>\n" . 6123 "<td colspan=\"3\">$extra</td>\n" . 6124 "</tr>\n"; 6125 } 6126 print "</table>\n"; 6127} 6128 6129# Display a single remote block 6130sub git_remote_block { 6131 my ($remote, $rdata, $limit, $head) = @_; 6132 6133 my $heads = $rdata->{'heads'}; 6134 my $fetch = $rdata->{'fetch'}; 6135 my $push = $rdata->{'push'}; 6136 6137 my $urls_table = "<table class=\"projects_list\">\n" ; 6138 6139 if (defined $fetch) { 6140 if ($fetch eq $push) { 6141 $urls_table .= format_repo_url("URL", $fetch); 6142 } else { 6143 $urls_table .= format_repo_url("Fetch URL", $fetch); 6144 $urls_table .= format_repo_url("Push URL", $push) if defined $push; 6145 } 6146 } elsif (defined $push) { 6147 $urls_table .= format_repo_url("Push URL", $push); 6148 } else { 6149 $urls_table .= format_repo_url("", "No remote URL"); 6150 } 6151 6152 $urls_table .= "</table>\n"; 6153 6154 my $dots; 6155 if (defined $limit && $limit < @$heads) { 6156 $dots = $cgi->a({-href => href(action=>"remotes", hash=>$remote)}, "..."); 6157 } 6158 6159 print $urls_table; 6160 git_heads_body($heads, $head, 0, $limit, $dots); 6161} 6162 6163# Display a list of remote names with the respective fetch and push URLs 6164sub git_remotes_list { 6165 my ($remotedata, $limit) = @_; 6166 print "<table class=\"heads\">\n"; 6167 my $alternate = 1; 6168 my @remotes = sort keys %$remotedata; 6169 6170 my $limited = $limit && $limit < @remotes; 6171 6172 $#remotes = $limit - 1 if $limited; 6173 6174 while (my $remote = shift @remotes) { 6175 my $rdata = $remotedata->{$remote}; 6176 my $fetch = $rdata->{'fetch'}; 6177 my $push = $rdata->{'push'}; 6178 if ($alternate) { 6179 print "<tr class=\"dark\">\n"; 6180 } else { 6181 print "<tr class=\"light\">\n"; 6182 } 6183 $alternate ^= 1; 6184 print "<td>" . 6185 $cgi->a({-href=> href(action=>'remotes', hash=>$remote), 6186 -class=> "list name"},esc_html($remote)) . 6187 "</td>"; 6188 print "<td class=\"link\">" . 6189 (defined $fetch ? $cgi->a({-href=> $fetch}, "fetch") : "fetch") . 6190 " | " . 6191 (defined $push ? $cgi->a({-href=> $push}, "push") : "push") . 6192 "</td>"; 6193 6194 print "</tr>\n"; 6195 } 6196 6197 if ($limited) { 6198 print "<tr>\n" . 6199 "<td colspan=\"3\">" . 6200 $cgi->a({-href => href(action=>"remotes")}, "...") . 6201 "</td>\n" . "</tr>\n"; 6202 } 6203 6204 print "</table>"; 6205} 6206 6207# Display remote heads grouped by remote, unless there are too many 6208# remotes, in which case we only display the remote names 6209sub git_remotes_body { 6210 my ($remotedata, $limit, $head) = @_; 6211 if ($limit and $limit < keys %$remotedata) { 6212 git_remotes_list($remotedata, $limit); 6213 } else { 6214 fill_remote_heads($remotedata); 6215 while (my ($remote, $rdata) = each %$remotedata) { 6216 git_print_section({-class=>"remote", -id=>$remote}, 6217 ["remotes", $remote, $remote], sub { 6218 git_remote_block($remote, $rdata, $limit, $head); 6219 }); 6220 } 6221 } 6222} 6223 6224sub git_search_message { 6225 my %co = @_; 6226 6227 my $greptype; 6228 if ($searchtype eq 'commit') { 6229 $greptype = "--grep="; 6230 } elsif ($searchtype eq 'author') { 6231 $greptype = "--author="; 6232 } elsif ($searchtype eq 'committer') { 6233 $greptype = "--committer="; 6234 } 6235 $greptype .= $searchtext; 6236 my @commitlist = parse_commits($hash, 101, (100 * $page), undef, 6237 $greptype, '--regexp-ignore-case', 6238 $search_use_regexp ? '--extended-regexp' : '--fixed-strings'); 6239 6240 my $paging_nav = ''; 6241 if ($page > 0) { 6242 $paging_nav .= 6243 $cgi->a({-href => href(-replay=>1, page=>undef)}, 6244 "first") . 6245 " ⋅ " . 6246 $cgi->a({-href => href(-replay=>1, page=>$page-1), 6247 -accesskey => "p", -title => "Alt-p"}, "prev"); 6248 } else { 6249 $paging_nav .= "first ⋅ prev"; 6250 } 6251 my $next_link = ''; 6252 if ($#commitlist >= 100) { 6253 $next_link = 6254 $cgi->a({-href => href(-replay=>1, page=>$page+1), 6255 -accesskey => "n", -title => "Alt-n"}, "next"); 6256 $paging_nav .= " ⋅ $next_link"; 6257 } else { 6258 $paging_nav .= " ⋅ next"; 6259 } 6260 6261 git_header_html(); 6262 6263 git_print_page_nav('','', $hash,$co{'tree'},$hash, $paging_nav); 6264 git_print_header_div('commit', esc_html($co{'title'}), $hash); 6265 if ($page == 0 && !@commitlist) { 6266 print "<p>No match.</p>\n"; 6267 } else { 6268 git_search_grep_body(\@commitlist, 0, 99, $next_link); 6269 } 6270 6271 git_footer_html(); 6272} 6273 6274sub git_search_changes { 6275 my %co = @_; 6276 6277 local $/ = "\n"; 6278 open my $fd, '-|', git_cmd(), '--no-pager', 'log', @diff_opts, 6279 '--pretty=format:%H', '--no-abbrev', '--raw', "-S$searchtext", 6280 ($search_use_regexp ? '--pickaxe-regex' : ()) 6281 or die_error(500, "Open git-log failed"); 6282 6283 git_header_html(); 6284 6285 git_print_page_nav('','', $hash,$co{'tree'},$hash); 6286 git_print_header_div('commit', esc_html($co{'title'}), $hash); 6287 6288 print "<table class=\"pickaxe search\">\n"; 6289 my $alternate = 1; 6290 undef %co; 6291 my @files; 6292 while (my $line = <$fd>) { 6293 chomp $line; 6294 next unless $line; 6295 6296 my %set = parse_difftree_raw_line($line); 6297 if (defined $set{'commit'}) { 6298 # finish previous commit 6299 if (%co) { 6300 print "</td>\n" . 6301 "<td class=\"link\">" . 6302 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, 6303 "commit") . 6304 " | " . 6305 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, 6306 hash_base=>$co{'id'})}, 6307 "tree") . 6308 "</td>\n" . 6309 "</tr>\n"; 6310 } 6311 6312 if ($alternate) { 6313 print "<tr class=\"dark\">\n"; 6314 } else { 6315 print "<tr class=\"light\">\n"; 6316 } 6317 $alternate ^= 1; 6318 %co = parse_commit($set{'commit'}); 6319 my $author = chop_and_escape_str($co{'author_name'}, 15, 5); 6320 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" . 6321 "<td><i>$author</i></td>\n" . 6322 "<td>" . 6323 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}), 6324 -class => "list subject"}, 6325 chop_and_escape_str($co{'title'}, 50) . "<br/>"); 6326 } elsif (defined $set{'to_id'}) { 6327 next if is_deleted(\%set); 6328 6329 print $cgi->a({-href => href(action=>"blob", hash_base=>$co{'id'}, 6330 hash=>$set{'to_id'}, file_name=>$set{'to_file'}), 6331 -class => "list"}, 6332 "<span class=\"match\">" . esc_path($set{'file'}) . "</span>") . 6333 "<br/>\n"; 6334 } 6335 } 6336 close $fd; 6337 6338 # finish last commit (warning: repetition!) 6339 if (%co) { 6340 print "</td>\n" . 6341 "<td class=\"link\">" . 6342 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, 6343 "commit") . 6344 " | " . 6345 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, 6346 hash_base=>$co{'id'})}, 6347 "tree") . 6348 "</td>\n" . 6349 "</tr>\n"; 6350 } 6351 6352 print "</table>\n"; 6353 6354 git_footer_html(); 6355} 6356 6357sub git_search_files { 6358 my %co = @_; 6359 6360 local $/ = "\n"; 6361 open my $fd, "-|", git_cmd(), 'grep', '-n', '-z', 6362 $search_use_regexp ? ('-E', '-i') : '-F', 6363 $searchtext, $co{'tree'} 6364 or die_error(500, "Open git-grep failed"); 6365 6366 git_header_html(); 6367 6368 git_print_page_nav('','', $hash,$co{'tree'},$hash); 6369 git_print_header_div('commit', esc_html($co{'title'}), $hash); 6370 6371 print "<table class=\"grep_search\">\n"; 6372 my $alternate = 1; 6373 my $matches = 0; 6374 my $lastfile = ''; 6375 my $file_href; 6376 while (my $line = <$fd>) { 6377 chomp $line; 6378 my ($file, $lno, $ltext, $binary); 6379 last if ($matches++ > 1000); 6380 if ($line =~ /^Binary file (.+) matches$/) { 6381 $file = $1; 6382 $binary = 1; 6383 } else { 6384 ($file, $lno, $ltext) = split(/\0/, $line, 3); 6385 $file =~ s/^$co{'tree'}://; 6386 } 6387 if ($file ne $lastfile) { 6388 $lastfile and print "</td></tr>\n"; 6389 if ($alternate++) { 6390 print "<tr class=\"dark\">\n"; 6391 } else { 6392 print "<tr class=\"light\">\n"; 6393 } 6394 $file_href = href(action=>"blob", hash_base=>$co{'id'}, 6395 file_name=>$file); 6396 print "<td class=\"list\">". 6397 $cgi->a({-href => $file_href, -class => "list"}, esc_path($file)); 6398 print "</td><td>\n"; 6399 $lastfile = $file; 6400 } 6401 if ($binary) { 6402 print "<div class=\"binary\">Binary file</div>\n"; 6403 } else { 6404 $ltext = untabify($ltext); 6405 if ($ltext =~ m/^(.*)($search_regexp)(.*)$/i) { 6406 $ltext = esc_html($1, -nbsp=>1); 6407 $ltext .= '<span class="match">'; 6408 $ltext .= esc_html($2, -nbsp=>1); 6409 $ltext .= '</span>'; 6410 $ltext .= esc_html($3, -nbsp=>1); 6411 } else { 6412 $ltext = esc_html($ltext, -nbsp=>1); 6413 } 6414 print "<div class=\"pre\">" . 6415 $cgi->a({-href => $file_href.'#l'.$lno, 6416 -class => "linenr"}, sprintf('%4i', $lno)) . 6417 ' ' . $ltext . "</div>\n"; 6418 } 6419 } 6420 if ($lastfile) { 6421 print "</td></tr>\n"; 6422 if ($matches > 1000) { 6423 print "<div class=\"diff nodifferences\">Too many matches, listing trimmed</div>\n"; 6424 } 6425 } else { 6426 print "<div class=\"diff nodifferences\">No matches found</div>\n"; 6427 } 6428 close $fd; 6429 6430 print "</table>\n"; 6431 6432 git_footer_html(); 6433} 6434 6435sub git_search_grep_body { 6436 my ($commitlist, $from, $to, $extra) = @_; 6437 $from = 0 unless defined $from; 6438 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to); 6439 6440 print "<table class=\"commit_search\">\n"; 6441 my $alternate = 1; 6442 for (my $i = $from; $i <= $to; $i++) { 6443 my %co = %{$commitlist->[$i]}; 6444 if (!%co) { 6445 next; 6446 } 6447 my $commit = $co{'id'}; 6448 if ($alternate) { 6449 print "<tr class=\"dark\">\n"; 6450 } else { 6451 print "<tr class=\"light\">\n"; 6452 } 6453 $alternate ^= 1; 6454 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" . 6455 format_author_html('td', \%co, 15, 5) . 6456 "<td>" . 6457 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}), 6458 -class => "list subject"}, 6459 chop_and_escape_str($co{'title'}, 50) . "<br/>"); 6460 my $comment = $co{'comment'}; 6461 foreach my $line (@$comment) { 6462 if ($line =~ m/^(.*?)($search_regexp)(.*)$/i) { 6463 my ($lead, $match, $trail) = ($1, $2, $3); 6464 $match = chop_str($match, 70, 5, 'center'); 6465 my $contextlen = int((80 - length($match))/2); 6466 $contextlen = 30 if ($contextlen > 30); 6467 $lead = chop_str($lead, $contextlen, 10, 'left'); 6468 $trail = chop_str($trail, $contextlen, 10, 'right'); 6469 6470 $lead = esc_html($lead); 6471 $match = esc_html($match); 6472 $trail = esc_html($trail); 6473 6474 print "$lead<span class=\"match\">$match</span>$trail<br />"; 6475 } 6476 } 6477 print "</td>\n" . 6478 "<td class=\"link\">" . 6479 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") . 6480 " | " . 6481 $cgi->a({-href => href(action=>"commitdiff", hash=>$co{'id'})}, "commitdiff") . 6482 " | " . 6483 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree"); 6484 print "</td>\n" . 6485 "</tr>\n"; 6486 } 6487 if (defined $extra) { 6488 print "<tr>\n" . 6489 "<td colspan=\"3\">$extra</td>\n" . 6490 "</tr>\n"; 6491 } 6492 print "</table>\n"; 6493} 6494 6495## ====================================================================== 6496## ====================================================================== 6497## actions 6498 6499sub git_project_list { 6500 my $order = $input_params{'order'}; 6501 if (defined $order && $order !~ m/none|project|descr|owner|age/) { 6502 die_error(400, "Unknown order parameter"); 6503 } 6504 6505 my @list = git_get_projects_list($project_filter, $strict_export); 6506 if (!@list) { 6507 die_error(404, "No projects found"); 6508 } 6509 6510 git_header_html(); 6511 if (defined $home_text && -f $home_text) { 6512 print "<div class=\"index_include\">\n"; 6513 insert_file($home_text); 6514 print "</div>\n"; 6515 } 6516 6517 git_project_search_form($searchtext, $search_use_regexp); 6518 git_project_list_body(\@list, $order); 6519 git_footer_html(); 6520} 6521 6522sub git_forks { 6523 my $order = $input_params{'order'}; 6524 if (defined $order && $order !~ m/none|project|descr|owner|age/) { 6525 die_error(400, "Unknown order parameter"); 6526 } 6527 6528 my $filter = $project; 6529 $filter =~ s/\.git$//; 6530 my @list = git_get_projects_list($filter); 6531 if (!@list) { 6532 die_error(404, "No forks found"); 6533 } 6534 6535 git_header_html(); 6536 git_print_page_nav('',''); 6537 git_print_header_div('summary', "$project forks"); 6538 git_project_list_body(\@list, $order); 6539 git_footer_html(); 6540} 6541 6542sub git_project_index { 6543 my @projects = git_get_projects_list($project_filter, $strict_export); 6544 if (!@projects) { 6545 die_error(404, "No projects found"); 6546 } 6547 6548 print $cgi->header( 6549 -type => 'text/plain', 6550 -charset => 'utf-8', 6551 -content_disposition => 'inline; filename="index.aux"'); 6552 6553 foreach my $pr (@projects) { 6554 if (!exists $pr->{'owner'}) { 6555 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}"); 6556 } 6557 6558 my ($path, $owner) = ($pr->{'path'}, $pr->{'owner'}); 6559 # quote as in CGI::Util::encode, but keep the slash, and use '+' for ' ' 6560 $path =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg; 6561 $owner =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg; 6562 $path =~ s/ /\+/g; 6563 $owner =~ s/ /\+/g; 6564 6565 print "$path $owner\n"; 6566 } 6567} 6568 6569sub git_summary { 6570 my $descr = git_get_project_description($project) || "none"; 6571 my %co = parse_commit("HEAD"); 6572 my %cd = %co ? parse_date($co{'committer_epoch'}, $co{'committer_tz'}) : (); 6573 my $head = $co{'id'}; 6574 my $remote_heads = gitweb_check_feature('remote_heads'); 6575 6576 my $owner = git_get_project_owner($project); 6577 6578 my $refs = git_get_references(); 6579 # These get_*_list functions return one more to allow us to see if 6580 # there are more ... 6581 my @taglist = git_get_tags_list(16); 6582 my @headlist = git_get_heads_list(16); 6583 my %remotedata = $remote_heads ? git_get_remotes_list() : (); 6584 my @forklist; 6585 my $check_forks = gitweb_check_feature('forks'); 6586 6587 if ($check_forks) { 6588 # find forks of a project 6589 my $filter = $project; 6590 $filter =~ s/\.git$//; 6591 @forklist = git_get_projects_list($filter); 6592 # filter out forks of forks 6593 @forklist = filter_forks_from_projects_list(\@forklist) 6594 if (@forklist); 6595 } 6596 6597 git_header_html(); 6598 git_print_page_nav('summary','', $head); 6599 6600 print "<div class=\"title\"> </div>\n"; 6601 print "<table class=\"projects_list\">\n" . 6602 "<tr id=\"metadata_desc\"><td>description</td><td>" . esc_html($descr) . "</td></tr>\n"; 6603 if ($owner and not $omit_owner) { 6604 print "<tr id=\"metadata_owner\"><td>owner</td><td>" . esc_html($owner) . "</td></tr>\n"; 6605 } 6606 if (defined $cd{'rfc2822'}) { 6607 print "<tr id=\"metadata_lchange\"><td>last change</td>" . 6608 "<td>".format_timestamp_html(\%cd)."</td></tr>\n"; 6609 } 6610 6611 # use per project git URL list in $projectroot/$project/cloneurl 6612 # or make project git URL from git base URL and project name 6613 my $url_tag = "URL"; 6614 my @url_list = git_get_project_url_list($project); 6615 @url_list = map { "$_/$project" } @git_base_url_list unless @url_list; 6616 foreach my $git_url (@url_list) { 6617 next unless $git_url; 6618 print format_repo_url($url_tag, $git_url); 6619 $url_tag = ""; 6620 } 6621 6622 # Tag cloud 6623 my $show_ctags = gitweb_check_feature('ctags'); 6624 if ($show_ctags) { 6625 my $ctags = git_get_project_ctags($project); 6626 if (%$ctags) { 6627 # without ability to add tags, don't show if there are none 6628 my $cloud = git_populate_project_tagcloud($ctags); 6629 print "<tr id=\"metadata_ctags\">" . 6630 "<td>content tags</td>" . 6631 "<td>".git_show_project_tagcloud($cloud, 48)."</td>" . 6632 "</tr>\n"; 6633 } 6634 } 6635 6636 print "</table>\n"; 6637 6638 # If XSS prevention is on, we don't include README.html. 6639 # TODO: Allow a readme in some safe format. 6640 if (!$prevent_xss && -s "$projectroot/$project/README.html") { 6641 print "<div class=\"title\">readme</div>\n" . 6642 "<div class=\"readme\">\n"; 6643 insert_file("$projectroot/$project/README.html"); 6644 print "\n</div>\n"; # class="readme" 6645 } 6646 6647 # we need to request one more than 16 (0..15) to check if 6648 # those 16 are all 6649 my @commitlist = $head ? parse_commits($head, 17) : (); 6650 if (@commitlist) { 6651 git_print_header_div('shortlog'); 6652 git_shortlog_body(\@commitlist, 0, 15, $refs, 6653 $#commitlist <= 15 ? undef : 6654 $cgi->a({-href => href(action=>"shortlog")}, "...")); 6655 } 6656 6657 if (@taglist) { 6658 git_print_header_div('tags'); 6659 git_tags_body(\@taglist, 0, 15, 6660 $#taglist <= 15 ? undef : 6661 $cgi->a({-href => href(action=>"tags")}, "...")); 6662 } 6663 6664 if (@headlist) { 6665 git_print_header_div('heads'); 6666 git_heads_body(\@headlist, $head, 0, 15, 6667 $#headlist <= 15 ? undef : 6668 $cgi->a({-href => href(action=>"heads")}, "...")); 6669 } 6670 6671 if (%remotedata) { 6672 git_print_header_div('remotes'); 6673 git_remotes_body(\%remotedata, 15, $head); 6674 } 6675 6676 if (@forklist) { 6677 git_print_header_div('forks'); 6678 git_project_list_body(\@forklist, 'age', 0, 15, 6679 $#forklist <= 15 ? undef : 6680 $cgi->a({-href => href(action=>"forks")}, "..."), 6681 'no_header'); 6682 } 6683 6684 git_footer_html(); 6685} 6686 6687sub git_tag { 6688 my %tag = parse_tag($hash); 6689 6690 if (! %tag) { 6691 die_error(404, "Unknown tag object"); 6692 } 6693 6694 my $head = git_get_head_hash($project); 6695 git_header_html(); 6696 git_print_page_nav('','', $head,undef,$head); 6697 git_print_header_div('commit', esc_html($tag{'name'}), $hash); 6698 print "<div class=\"title_text\">\n" . 6699 "<table class=\"object_header\">\n" . 6700 "<tr>\n" . 6701 "<td>object</td>\n" . 6702 "<td>" . $cgi->a({-class => "list", -href => href(action=>$tag{'type'}, hash=>$tag{'object'})}, 6703 $tag{'object'}) . "</td>\n" . 6704 "<td class=\"link\">" . $cgi->a({-href => href(action=>$tag{'type'}, hash=>$tag{'object'})}, 6705 $tag{'type'}) . "</td>\n" . 6706 "</tr>\n"; 6707 if (defined($tag{'author'})) { 6708 git_print_authorship_rows(\%tag, 'author'); 6709 } 6710 print "</table>\n\n" . 6711 "</div>\n"; 6712 print "<div class=\"page_body\">"; 6713 my $comment = $tag{'comment'}; 6714 foreach my $line (@$comment) { 6715 chomp $line; 6716 print esc_html($line, -nbsp=>1) . "<br/>\n"; 6717 } 6718 print "</div>\n"; 6719 git_footer_html(); 6720} 6721 6722sub git_blame_common { 6723 my $format = shift || 'porcelain'; 6724 if ($format eq 'porcelain' && $input_params{'javascript'}) { 6725 $format = 'incremental'; 6726 $action = 'blame_incremental'; # for page title etc 6727 } 6728 6729 # permissions 6730 gitweb_check_feature('blame') 6731 or die_error(403, "Blame view not allowed"); 6732 6733 # error checking 6734 die_error(400, "No file name given") unless $file_name; 6735 $hash_base ||= git_get_head_hash($project); 6736 die_error(404, "Couldn't find base commit") unless $hash_base; 6737 my %co = parse_commit($hash_base) 6738 or die_error(404, "Commit not found"); 6739 my $ftype = "blob"; 6740 if (!defined $hash) { 6741 $hash = git_get_hash_by_path($hash_base, $file_name, "blob") 6742 or die_error(404, "Error looking up file"); 6743 } else { 6744 $ftype = git_get_type($hash); 6745 if ($ftype !~ "blob") { 6746 die_error(400, "Object is not a blob"); 6747 } 6748 } 6749 6750 my $fd; 6751 if ($format eq 'incremental') { 6752 # get file contents (as base) 6753 open $fd, "-|", git_cmd(), 'cat-file', 'blob', $hash 6754 or die_error(500, "Open git-cat-file failed"); 6755 } elsif ($format eq 'data') { 6756 # run git-blame --incremental 6757 open $fd, "-|", git_cmd(), "blame", "--incremental", 6758 $hash_base, "--", $file_name 6759 or die_error(500, "Open git-blame --incremental failed"); 6760 } else { 6761 # run git-blame --porcelain 6762 open $fd, "-|", git_cmd(), "blame", '-p', 6763 $hash_base, '--', $file_name 6764 or die_error(500, "Open git-blame --porcelain failed"); 6765 } 6766 binmode $fd, ':utf8'; 6767 6768 # incremental blame data returns early 6769 if ($format eq 'data') { 6770 print $cgi->header( 6771 -type=>"text/plain", -charset => "utf-8", 6772 -status=> "200 OK"); 6773 local $| = 1; # output autoflush 6774 while (my $line = <$fd>) { 6775 print to_utf8($line); 6776 } 6777 close $fd 6778 or print "ERROR $!\n"; 6779 6780 print 'END'; 6781 if (defined $t0 && gitweb_check_feature('timed')) { 6782 print ' '. 6783 tv_interval($t0, [ gettimeofday() ]). 6784 ' '.$number_of_git_cmds; 6785 } 6786 print "\n"; 6787 6788 return; 6789 } 6790 6791 # page header 6792 git_header_html(); 6793 my $formats_nav = 6794 $cgi->a({-href => href(action=>"blob", -replay=>1)}, 6795 "blob") . 6796 " | "; 6797 if ($format eq 'incremental') { 6798 $formats_nav .= 6799 $cgi->a({-href => href(action=>"blame", javascript=>0, -replay=>1)}, 6800 "blame") . " (non-incremental)"; 6801 } else { 6802 $formats_nav .= 6803 $cgi->a({-href => href(action=>"blame_incremental", -replay=>1)}, 6804 "blame") . " (incremental)"; 6805 } 6806 $formats_nav .= 6807 " | " . 6808 $cgi->a({-href => href(action=>"history", -replay=>1)}, 6809 "history") . 6810 " | " . 6811 $cgi->a({-href => href(action=>$action, file_name=>$file_name)}, 6812 "HEAD"); 6813 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav); 6814 git_print_header_div('commit', esc_html($co{'title'}), $hash_base); 6815 git_print_page_path($file_name, $ftype, $hash_base); 6816 6817 # page body 6818 if ($format eq 'incremental') { 6819 print "<noscript>\n<div class=\"error\"><center><b>\n". 6820 "This page requires JavaScript to run.\n Use ". 6821 $cgi->a({-href => href(action=>'blame',javascript=>0,-replay=>1)}, 6822 'this page'). 6823 " instead.\n". 6824 "</b></center></div>\n</noscript>\n"; 6825 6826 print qq!<div id="progress_bar" style="width: 100%; background-color: yellow"></div>\n!; 6827 } 6828 6829 print qq!<div class="page_body">\n!; 6830 print qq!<div id="progress_info">... / ...</div>\n! 6831 if ($format eq 'incremental'); 6832 print qq!<table id="blame_table" class="blame" width="100%">\n!. 6833 #qq!<col width="5.5em" /><col width="2.5em" /><col width="*" />\n!. 6834 qq!<thead>\n!. 6835 qq!<tr><th>Commit</th><th>Line</th><th>Data</th></tr>\n!. 6836 qq!</thead>\n!. 6837 qq!<tbody>\n!; 6838 6839 my @rev_color = qw(light dark); 6840 my $num_colors = scalar(@rev_color); 6841 my $current_color = 0; 6842 6843 if ($format eq 'incremental') { 6844 my $color_class = $rev_color[$current_color]; 6845 6846 #contents of a file 6847 my $linenr = 0; 6848 LINE: 6849 while (my $line = <$fd>) { 6850 chomp $line; 6851 $linenr++; 6852 6853 print qq!<tr id="l$linenr" class="$color_class">!. 6854 qq!<td class="sha1"><a href=""> </a></td>!. 6855 qq!<td class="linenr">!. 6856 qq!<a class="linenr" href="">$linenr</a></td>!; 6857 print qq!<td class="pre">! . esc_html($line) . "</td>\n"; 6858 print qq!</tr>\n!; 6859 } 6860 6861 } else { # porcelain, i.e. ordinary blame 6862 my %metainfo = (); # saves information about commits 6863 6864 # blame data 6865 LINE: 6866 while (my $line = <$fd>) { 6867 chomp $line; 6868 # the header: <SHA-1> <src lineno> <dst lineno> [<lines in group>] 6869 # no <lines in group> for subsequent lines in group of lines 6870 my ($full_rev, $orig_lineno, $lineno, $group_size) = 6871 ($line =~ /^($oid_regex) (\d+) (\d+)(?: (\d+))?$/); 6872 if (!exists $metainfo{$full_rev}) { 6873 $metainfo{$full_rev} = { 'nprevious' => 0 }; 6874 } 6875 my $meta = $metainfo{$full_rev}; 6876 my $data; 6877 while ($data = <$fd>) { 6878 chomp $data; 6879 last if ($data =~ s/^\t//); # contents of line 6880 if ($data =~ /^(\S+)(?: (.*))?$/) { 6881 $meta->{$1} = $2 unless exists $meta->{$1}; 6882 } 6883 if ($data =~ /^previous /) { 6884 $meta->{'nprevious'}++; 6885 } 6886 } 6887 my $short_rev = substr($full_rev, 0, 8); 6888 my $author = $meta->{'author'}; 6889 my %date = 6890 parse_date($meta->{'author-time'}, $meta->{'author-tz'}); 6891 my $date = $date{'iso-tz'}; 6892 if ($group_size) { 6893 $current_color = ($current_color + 1) % $num_colors; 6894 } 6895 my $tr_class = $rev_color[$current_color]; 6896 $tr_class .= ' boundary' if (exists $meta->{'boundary'}); 6897 $tr_class .= ' no-previous' if ($meta->{'nprevious'} == 0); 6898 $tr_class .= ' multiple-previous' if ($meta->{'nprevious'} > 1); 6899 print "<tr id=\"l$lineno\" class=\"$tr_class\">\n"; 6900 if ($group_size) { 6901 print "<td class=\"sha1\""; 6902 print " title=\"". esc_html($author) . ", $date\""; 6903 print " rowspan=\"$group_size\"" if ($group_size > 1); 6904 print ">"; 6905 print $cgi->a({-href => href(action=>"commit", 6906 hash=>$full_rev, 6907 file_name=>$file_name)}, 6908 esc_html($short_rev)); 6909 if ($group_size >= 2) { 6910 my @author_initials = ($author =~ /\b([[:upper:]])\B/g); 6911 if (@author_initials) { 6912 print "<br />" . 6913 esc_html(join('', @author_initials)); 6914 # or join('.', ...) 6915 } 6916 } 6917 print "</td>\n"; 6918 } 6919 # 'previous' <sha1 of parent commit> <filename at commit> 6920 if (exists $meta->{'previous'} && 6921 $meta->{'previous'} =~ /^($oid_regex) (.*)$/) { 6922 $meta->{'parent'} = $1; 6923 $meta->{'file_parent'} = unquote($2); 6924 } 6925 my $linenr_commit = 6926 exists($meta->{'parent'}) ? 6927 $meta->{'parent'} : $full_rev; 6928 my $linenr_filename = 6929 exists($meta->{'file_parent'}) ? 6930 $meta->{'file_parent'} : unquote($meta->{'filename'}); 6931 my $blamed = href(action => 'blame', 6932 file_name => $linenr_filename, 6933 hash_base => $linenr_commit); 6934 print "<td class=\"linenr\">"; 6935 print $cgi->a({ -href => "$blamed#l$orig_lineno", 6936 -class => "linenr" }, 6937 esc_html($lineno)); 6938 print "</td>"; 6939 print "<td class=\"pre\">" . esc_html($data) . "</td>\n"; 6940 print "</tr>\n"; 6941 } # end while 6942 6943 } 6944 6945 # footer 6946 print "</tbody>\n". 6947 "</table>\n"; # class="blame" 6948 print "</div>\n"; # class="blame_body" 6949 close $fd 6950 or print "Reading blob failed\n"; 6951 6952 git_footer_html(); 6953} 6954 6955sub git_blame { 6956 git_blame_common(); 6957} 6958 6959sub git_blame_incremental { 6960 git_blame_common('incremental'); 6961} 6962 6963sub git_blame_data { 6964 git_blame_common('data'); 6965} 6966 6967sub git_tags { 6968 my $head = git_get_head_hash($project); 6969 git_header_html(); 6970 git_print_page_nav('','', $head,undef,$head,format_ref_views('tags')); 6971 git_print_header_div('summary', $project); 6972 6973 my @tagslist = git_get_tags_list(); 6974 if (@tagslist) { 6975 git_tags_body(\@tagslist); 6976 } 6977 git_footer_html(); 6978} 6979 6980sub git_heads { 6981 my $head = git_get_head_hash($project); 6982 git_header_html(); 6983 git_print_page_nav('','', $head,undef,$head,format_ref_views('heads')); 6984 git_print_header_div('summary', $project); 6985 6986 my @headslist = git_get_heads_list(); 6987 if (@headslist) { 6988 git_heads_body(\@headslist, $head); 6989 } 6990 git_footer_html(); 6991} 6992 6993# used both for single remote view and for list of all the remotes 6994sub git_remotes { 6995 gitweb_check_feature('remote_heads') 6996 or die_error(403, "Remote heads view is disabled"); 6997 6998 my $head = git_get_head_hash($project); 6999 my $remote = $input_params{'hash'}; 7000 7001 my $remotedata = git_get_remotes_list($remote); 7002 die_error(500, "Unable to get remote information") unless defined $remotedata; 7003 7004 unless (%$remotedata) { 7005 die_error(404, defined $remote ? 7006 "Remote $remote not found" : 7007 "No remotes found"); 7008 } 7009 7010 git_header_html(undef, undef, -action_extra => $remote); 7011 git_print_page_nav('', '', $head, undef, $head, 7012 format_ref_views($remote ? '' : 'remotes')); 7013 7014 fill_remote_heads($remotedata); 7015 if (defined $remote) { 7016 git_print_header_div('remotes', "$remote remote for $project"); 7017 git_remote_block($remote, $remotedata->{$remote}, undef, $head); 7018 } else { 7019 git_print_header_div('summary', "$project remotes"); 7020 git_remotes_body($remotedata, undef, $head); 7021 } 7022 7023 git_footer_html(); 7024} 7025 7026sub git_blob_plain { 7027 my $type = shift; 7028 my $expires; 7029 7030 if (!defined $hash) { 7031 if (defined $file_name) { 7032 my $base = $hash_base || git_get_head_hash($project); 7033 $hash = git_get_hash_by_path($base, $file_name, "blob") 7034 or die_error(404, "Cannot find file"); 7035 } else { 7036 die_error(400, "No file name defined"); 7037 } 7038 } elsif ($hash =~ m/^$oid_regex$/) { 7039 # blobs defined by non-textual hash id's can be cached 7040 $expires = "+1d"; 7041 } 7042 7043 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash 7044 or die_error(500, "Open git-cat-file blob '$hash' failed"); 7045 7046 # content-type (can include charset) 7047 $type = blob_contenttype($fd, $file_name, $type); 7048 7049 # "save as" filename, even when no $file_name is given 7050 my $save_as = "$hash"; 7051 if (defined $file_name) { 7052 $save_as = $file_name; 7053 } elsif ($type =~ m/^text\//) { 7054 $save_as .= '.txt'; 7055 } 7056 7057 # With XSS prevention on, blobs of all types except a few known safe 7058 # ones are served with "Content-Disposition: attachment" to make sure 7059 # they don't run in our security domain. For certain image types, 7060 # blob view writes an <img> tag referring to blob_plain view, and we 7061 # want to be sure not to break that by serving the image as an 7062 # attachment (though Firefox 3 doesn't seem to care). 7063 my $sandbox = $prevent_xss && 7064 $type !~ m!^(?:text/[a-z]+|image/(?:gif|png|jpeg))(?:[ ;]|$)!; 7065 7066 # serve text/* as text/plain 7067 if ($prevent_xss && 7068 ($type =~ m!^text/[a-z]+\b(.*)$! || 7069 ($type =~ m!^[a-z]+/[a-z]\+xml\b(.*)$! && -T $fd))) { 7070 my $rest = $1; 7071 $rest = defined $rest ? $rest : ''; 7072 $type = "text/plain$rest"; 7073 } 7074 7075 print $cgi->header( 7076 -type => $type, 7077 -expires => $expires, 7078 -content_disposition => 7079 ($sandbox ? 'attachment' : 'inline') 7080 . '; filename="' . $save_as . '"'); 7081 local $/ = undef; 7082 binmode STDOUT, ':raw'; 7083 print <$fd>; 7084 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi 7085 close $fd; 7086} 7087 7088sub git_blob { 7089 my $expires; 7090 7091 if (!defined $hash) { 7092 if (defined $file_name) { 7093 my $base = $hash_base || git_get_head_hash($project); 7094 $hash = git_get_hash_by_path($base, $file_name, "blob") 7095 or die_error(404, "Cannot find file"); 7096 } else { 7097 die_error(400, "No file name defined"); 7098 } 7099 } elsif ($hash =~ m/^$oid_regex$/) { 7100 # blobs defined by non-textual hash id's can be cached 7101 $expires = "+1d"; 7102 } 7103 7104 my $have_blame = gitweb_check_feature('blame'); 7105 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash 7106 or die_error(500, "Couldn't cat $file_name, $hash"); 7107 my $mimetype = blob_mimetype($fd, $file_name); 7108 # use 'blob_plain' (aka 'raw') view for files that cannot be displayed 7109 if ($mimetype !~ m!^(?:text/|image/(?:gif|png|jpeg)$)! && -B $fd) { 7110 close $fd; 7111 return git_blob_plain($mimetype); 7112 } 7113 # we can have blame only for text/* mimetype 7114 $have_blame &&= ($mimetype =~ m!^text/!); 7115 7116 my $highlight = gitweb_check_feature('highlight'); 7117 my $syntax = guess_file_syntax($highlight, $file_name); 7118 $fd = run_highlighter($fd, $highlight, $syntax); 7119 7120 git_header_html(undef, $expires); 7121 my $formats_nav = ''; 7122 if (defined $hash_base && (my %co = parse_commit($hash_base))) { 7123 if (defined $file_name) { 7124 if ($have_blame) { 7125 $formats_nav .= 7126 $cgi->a({-href => href(action=>"blame", -replay=>1)}, 7127 "blame") . 7128 " | "; 7129 } 7130 $formats_nav .= 7131 $cgi->a({-href => href(action=>"history", -replay=>1)}, 7132 "history") . 7133 " | " . 7134 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)}, 7135 "raw") . 7136 " | " . 7137 $cgi->a({-href => href(action=>"blob", 7138 hash_base=>"HEAD", file_name=>$file_name)}, 7139 "HEAD"); 7140 } else { 7141 $formats_nav .= 7142 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)}, 7143 "raw"); 7144 } 7145 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav); 7146 git_print_header_div('commit', esc_html($co{'title'}), $hash_base); 7147 } else { 7148 print "<div class=\"page_nav\">\n" . 7149 "<br/><br/></div>\n" . 7150 "<div class=\"title\">".esc_html($hash)."</div>\n"; 7151 } 7152 git_print_page_path($file_name, "blob", $hash_base); 7153 print "<div class=\"page_body\">\n"; 7154 if ($mimetype =~ m!^image/!) { 7155 print qq!<img class="blob" type="!.esc_attr($mimetype).qq!"!; 7156 if ($file_name) { 7157 print qq! alt="!.esc_attr($file_name).qq!" title="!.esc_attr($file_name).qq!"!; 7158 } 7159 print qq! src="! . 7160 esc_attr(href(action=>"blob_plain", hash=>$hash, 7161 hash_base=>$hash_base, file_name=>$file_name)) . 7162 qq!" />\n!; 7163 } else { 7164 my $nr; 7165 while (my $line = <$fd>) { 7166 chomp $line; 7167 $nr++; 7168 $line = untabify($line); 7169 printf qq!<div class="pre"><a id="l%i" href="%s#l%i" class="linenr">%4i</a> %s</div>\n!, 7170 $nr, esc_attr(href(-replay => 1)), $nr, $nr, 7171 $highlight ? sanitize($line) : esc_html($line, -nbsp=>1); 7172 } 7173 } 7174 close $fd 7175 or print "Reading blob failed.\n"; 7176 print "</div>"; 7177 git_footer_html(); 7178} 7179 7180sub git_tree { 7181 if (!defined $hash_base) { 7182 $hash_base = "HEAD"; 7183 } 7184 if (!defined $hash) { 7185 if (defined $file_name) { 7186 $hash = git_get_hash_by_path($hash_base, $file_name, "tree"); 7187 } else { 7188 $hash = $hash_base; 7189 } 7190 } 7191 die_error(404, "No such tree") unless defined($hash); 7192 7193 my $show_sizes = gitweb_check_feature('show-sizes'); 7194 my $have_blame = gitweb_check_feature('blame'); 7195 7196 my @entries = (); 7197 { 7198 local $/ = "\0"; 7199 open my $fd, "-|", git_cmd(), "ls-tree", '-z', 7200 ($show_sizes ? '-l' : ()), @extra_options, $hash 7201 or die_error(500, "Open git-ls-tree failed"); 7202 @entries = map { chomp; $_ } <$fd>; 7203 close $fd 7204 or die_error(404, "Reading tree failed"); 7205 } 7206 7207 my $refs = git_get_references(); 7208 my $ref = format_ref_marker($refs, $hash_base); 7209 git_header_html(); 7210 my $basedir = ''; 7211 if (defined $hash_base && (my %co = parse_commit($hash_base))) { 7212 my @views_nav = (); 7213 if (defined $file_name) { 7214 push @views_nav, 7215 $cgi->a({-href => href(action=>"history", -replay=>1)}, 7216 "history"), 7217 $cgi->a({-href => href(action=>"tree", 7218 hash_base=>"HEAD", file_name=>$file_name)}, 7219 "HEAD"), 7220 } 7221 my $snapshot_links = format_snapshot_links($hash); 7222 if (defined $snapshot_links) { 7223 # FIXME: Should be available when we have no hash base as well. 7224 push @views_nav, $snapshot_links; 7225 } 7226 git_print_page_nav('tree','', $hash_base, undef, undef, 7227 join(' | ', @views_nav)); 7228 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash_base); 7229 } else { 7230 undef $hash_base; 7231 print "<div class=\"page_nav\">\n"; 7232 print "<br/><br/></div>\n"; 7233 print "<div class=\"title\">".esc_html($hash)."</div>\n"; 7234 } 7235 if (defined $file_name) { 7236 $basedir = $file_name; 7237 if ($basedir ne '' && substr($basedir, -1) ne '/') { 7238 $basedir .= '/'; 7239 } 7240 git_print_page_path($file_name, 'tree', $hash_base); 7241 } 7242 print "<div class=\"page_body\">\n"; 7243 print "<table class=\"tree\">\n"; 7244 my $alternate = 1; 7245 # '..' (top directory) link if possible 7246 if (defined $hash_base && 7247 defined $file_name && $file_name =~ m![^/]+$!) { 7248 if ($alternate) { 7249 print "<tr class=\"dark\">\n"; 7250 } else { 7251 print "<tr class=\"light\">\n"; 7252 } 7253 $alternate ^= 1; 7254 7255 my $up = $file_name; 7256 $up =~ s!/?[^/]+$!!; 7257 undef $up unless $up; 7258 # based on git_print_tree_entry 7259 print '<td class="mode">' . mode_str('040000') . "</td>\n"; 7260 print '<td class="size"> </td>'."\n" if $show_sizes; 7261 print '<td class="list">'; 7262 print $cgi->a({-href => href(action=>"tree", 7263 hash_base=>$hash_base, 7264 file_name=>$up)}, 7265 ".."); 7266 print "</td>\n"; 7267 print "<td class=\"link\"></td>\n"; 7268 7269 print "</tr>\n"; 7270 } 7271 foreach my $line (@entries) { 7272 my %t = parse_ls_tree_line($line, -z => 1, -l => $show_sizes); 7273 7274 if ($alternate) { 7275 print "<tr class=\"dark\">\n"; 7276 } else { 7277 print "<tr class=\"light\">\n"; 7278 } 7279 $alternate ^= 1; 7280 7281 git_print_tree_entry(\%t, $basedir, $hash_base, $have_blame); 7282 7283 print "</tr>\n"; 7284 } 7285 print "</table>\n" . 7286 "</div>"; 7287 git_footer_html(); 7288} 7289 7290sub sanitize_for_filename { 7291 my $name = shift; 7292 7293 $name =~ s!/!-!g; 7294 $name =~ s/[^[:alnum:]_.-]//g; 7295 7296 return $name; 7297} 7298 7299sub snapshot_name { 7300 my ($project, $hash) = @_; 7301 7302 # path/to/project.git -> project 7303 # path/to/project/.git -> project 7304 my $name = to_utf8($project); 7305 $name =~ s,([^/])/*\.git$,$1,; 7306 $name = sanitize_for_filename(basename($name)); 7307 7308 my $ver = $hash; 7309 if ($hash =~ /^[0-9a-fA-F]+$/) { 7310 # shorten SHA-1 hash 7311 my $full_hash = git_get_full_hash($project, $hash); 7312 if ($full_hash =~ /^$hash/ && length($hash) > 7) { 7313 $ver = git_get_short_hash($project, $hash); 7314 } 7315 } elsif ($hash =~ m!^refs/tags/(.*)$!) { 7316 # tags don't need shortened SHA-1 hash 7317 $ver = $1; 7318 } else { 7319 # branches and other need shortened SHA-1 hash 7320 my $strip_refs = join '|', map { quotemeta } get_branch_refs(); 7321 if ($hash =~ m!^refs/($strip_refs|remotes)/(.*)$!) { 7322 my $ref_dir = (defined $1) ? $1 : ''; 7323 $ver = $2; 7324 7325 $ref_dir = sanitize_for_filename($ref_dir); 7326 # for refs neither in heads nor remotes we want to 7327 # add a ref dir to archive name 7328 if ($ref_dir ne '' and $ref_dir ne 'heads' and $ref_dir ne 'remotes') { 7329 $ver = $ref_dir . '-' . $ver; 7330 } 7331 } 7332 $ver .= '-' . git_get_short_hash($project, $hash); 7333 } 7334 # special case of sanitization for filename - we change 7335 # slashes to dots instead of dashes 7336 # in case of hierarchical branch names 7337 $ver =~ s!/!.!g; 7338 $ver =~ s/[^[:alnum:]_.-]//g; 7339 7340 # name = project-version_string 7341 $name = "$name-$ver"; 7342 7343 return wantarray ? ($name, $name) : $name; 7344} 7345 7346sub exit_if_unmodified_since { 7347 my ($latest_epoch) = @_; 7348 our $cgi; 7349 7350 my $if_modified = $cgi->http('IF_MODIFIED_SINCE'); 7351 if (defined $if_modified) { 7352 my $since; 7353 if (eval { require HTTP::Date; 1; }) { 7354 $since = HTTP::Date::str2time($if_modified); 7355 } elsif (eval { require Time::ParseDate; 1; }) { 7356 $since = Time::ParseDate::parsedate($if_modified, GMT => 1); 7357 } 7358 if (defined $since && $latest_epoch <= $since) { 7359 my %latest_date = parse_date($latest_epoch); 7360 print $cgi->header( 7361 -last_modified => $latest_date{'rfc2822'}, 7362 -status => '304 Not Modified'); 7363 goto DONE_GITWEB; 7364 } 7365 } 7366} 7367 7368sub git_snapshot { 7369 my $format = $input_params{'snapshot_format'}; 7370 if (!@snapshot_fmts) { 7371 die_error(403, "Snapshots not allowed"); 7372 } 7373 # default to first supported snapshot format 7374 $format ||= $snapshot_fmts[0]; 7375 if ($format !~ m/^[a-z0-9]+$/) { 7376 die_error(400, "Invalid snapshot format parameter"); 7377 } elsif (!exists($known_snapshot_formats{$format})) { 7378 die_error(400, "Unknown snapshot format"); 7379 } elsif ($known_snapshot_formats{$format}{'disabled'}) { 7380 die_error(403, "Snapshot format not allowed"); 7381 } elsif (!grep($_ eq $format, @snapshot_fmts)) { 7382 die_error(403, "Unsupported snapshot format"); 7383 } 7384 7385 my $type = git_get_type("$hash^{}"); 7386 if (!$type) { 7387 die_error(404, 'Object does not exist'); 7388 } elsif ($type eq 'blob') { 7389 die_error(400, 'Object is not a tree-ish'); 7390 } 7391 7392 my ($name, $prefix) = snapshot_name($project, $hash); 7393 my $filename = "$name$known_snapshot_formats{$format}{'suffix'}"; 7394 7395 my %co = parse_commit($hash); 7396 exit_if_unmodified_since($co{'committer_epoch'}) if %co; 7397 7398 my $cmd = quote_command( 7399 git_cmd(), 'archive', 7400 "--format=$known_snapshot_formats{$format}{'format'}", 7401 "--prefix=$prefix/", $hash); 7402 if (exists $known_snapshot_formats{$format}{'compressor'}) { 7403 $cmd .= ' | ' . quote_command(@{$known_snapshot_formats{$format}{'compressor'}}); 7404 } 7405 7406 $filename =~ s/(["\\])/\\$1/g; 7407 my %latest_date; 7408 if (%co) { 7409 %latest_date = parse_date($co{'committer_epoch'}, $co{'committer_tz'}); 7410 } 7411 7412 print $cgi->header( 7413 -type => $known_snapshot_formats{$format}{'type'}, 7414 -content_disposition => 'inline; filename="' . $filename . '"', 7415 %co ? (-last_modified => $latest_date{'rfc2822'}) : (), 7416 -status => '200 OK'); 7417 7418 open my $fd, "-|", $cmd 7419 or die_error(500, "Execute git-archive failed"); 7420 binmode STDOUT, ':raw'; 7421 print <$fd>; 7422 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi 7423 close $fd; 7424} 7425 7426sub git_log_generic { 7427 my ($fmt_name, $body_subr, $base, $parent, $file_name, $file_hash) = @_; 7428 7429 my $head = git_get_head_hash($project); 7430 if (!defined $base) { 7431 $base = $head; 7432 } 7433 if (!defined $page) { 7434 $page = 0; 7435 } 7436 my $refs = git_get_references(); 7437 7438 my $commit_hash = $base; 7439 if (defined $parent) { 7440 $commit_hash = "$parent..$base"; 7441 } 7442 my @commitlist = 7443 parse_commits($commit_hash, 101, (100 * $page), 7444 defined $file_name ? ($file_name, "--full-history") : ()); 7445 7446 my $ftype; 7447 if (!defined $file_hash && defined $file_name) { 7448 # some commits could have deleted file in question, 7449 # and not have it in tree, but one of them has to have it 7450 for (my $i = 0; $i < @commitlist; $i++) { 7451 $file_hash = git_get_hash_by_path($commitlist[$i]{'id'}, $file_name); 7452 last if defined $file_hash; 7453 } 7454 } 7455 if (defined $file_hash) { 7456 $ftype = git_get_type($file_hash); 7457 } 7458 if (defined $file_name && !defined $ftype) { 7459 die_error(500, "Unknown type of object"); 7460 } 7461 my %co; 7462 if (defined $file_name) { 7463 %co = parse_commit($base) 7464 or die_error(404, "Unknown commit object"); 7465 } 7466 7467 7468 my $paging_nav = format_paging_nav($fmt_name, $page, $#commitlist >= 100); 7469 my $next_link = ''; 7470 if ($#commitlist >= 100) { 7471 $next_link = 7472 $cgi->a({-href => href(-replay=>1, page=>$page+1), 7473 -accesskey => "n", -title => "Alt-n"}, "next"); 7474 } 7475 my $patch_max = gitweb_get_feature('patches'); 7476 if ($patch_max && !defined $file_name) { 7477 if ($patch_max < 0 || @commitlist <= $patch_max) { 7478 $paging_nav .= " ⋅ " . 7479 $cgi->a({-href => href(action=>"patches", -replay=>1)}, 7480 "patches"); 7481 } 7482 } 7483 7484 git_header_html(); 7485 git_print_page_nav($fmt_name,'', $hash,$hash,$hash, $paging_nav); 7486 if (defined $file_name) { 7487 git_print_header_div('commit', esc_html($co{'title'}), $base); 7488 } else { 7489 git_print_header_div('summary', $project) 7490 } 7491 git_print_page_path($file_name, $ftype, $hash_base) 7492 if (defined $file_name); 7493 7494 $body_subr->(\@commitlist, 0, 99, $refs, $next_link, 7495 $file_name, $file_hash, $ftype); 7496 7497 git_footer_html(); 7498} 7499 7500sub git_log { 7501 git_log_generic('log', \&git_log_body, 7502 $hash, $hash_parent); 7503} 7504 7505sub git_commit { 7506 $hash ||= $hash_base || "HEAD"; 7507 my %co = parse_commit($hash) 7508 or die_error(404, "Unknown commit object"); 7509 7510 my $parent = $co{'parent'}; 7511 my $parents = $co{'parents'}; # listref 7512 7513 # we need to prepare $formats_nav before any parameter munging 7514 my $formats_nav; 7515 if (!defined $parent) { 7516 # --root commitdiff 7517 $formats_nav .= '(initial)'; 7518 } elsif (@$parents == 1) { 7519 # single parent commit 7520 $formats_nav .= 7521 '(parent: ' . 7522 $cgi->a({-href => href(action=>"commit", 7523 hash=>$parent)}, 7524 esc_html(substr($parent, 0, 7))) . 7525 ')'; 7526 } else { 7527 # merge commit 7528 $formats_nav .= 7529 '(merge: ' . 7530 join(' ', map { 7531 $cgi->a({-href => href(action=>"commit", 7532 hash=>$_)}, 7533 esc_html(substr($_, 0, 7))); 7534 } @$parents ) . 7535 ')'; 7536 } 7537 if (gitweb_check_feature('patches') && @$parents <= 1) { 7538 $formats_nav .= " | " . 7539 $cgi->a({-href => href(action=>"patch", -replay=>1)}, 7540 "patch"); 7541 } 7542 7543 if (!defined $parent) { 7544 $parent = "--root"; 7545 } 7546 my @difftree; 7547 open my $fd, "-|", git_cmd(), "diff-tree", '-r', "--no-commit-id", 7548 @diff_opts, 7549 (@$parents <= 1 ? $parent : '-c'), 7550 $hash, "--" 7551 or die_error(500, "Open git-diff-tree failed"); 7552 @difftree = map { chomp; $_ } <$fd>; 7553 close $fd or die_error(404, "Reading git-diff-tree failed"); 7554 7555 # non-textual hash id's can be cached 7556 my $expires; 7557 if ($hash =~ m/^$oid_regex$/) { 7558 $expires = "+1d"; 7559 } 7560 my $refs = git_get_references(); 7561 my $ref = format_ref_marker($refs, $co{'id'}); 7562 7563 git_header_html(undef, $expires); 7564 git_print_page_nav('commit', '', 7565 $hash, $co{'tree'}, $hash, 7566 $formats_nav); 7567 7568 if (defined $co{'parent'}) { 7569 git_print_header_div('commitdiff', esc_html($co{'title'}) . $ref, $hash); 7570 } else { 7571 git_print_header_div('tree', esc_html($co{'title'}) . $ref, $co{'tree'}, $hash); 7572 } 7573 print "<div class=\"title_text\">\n" . 7574 "<table class=\"object_header\">\n"; 7575 git_print_authorship_rows(\%co); 7576 print "<tr><td>commit</td><td class=\"sha1\">$co{'id'}</td></tr>\n"; 7577 print "<tr>" . 7578 "<td>tree</td>" . 7579 "<td class=\"sha1\">" . 7580 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash), 7581 class => "list"}, $co{'tree'}) . 7582 "</td>" . 7583 "<td class=\"link\">" . 7584 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash)}, 7585 "tree"); 7586 my $snapshot_links = format_snapshot_links($hash); 7587 if (defined $snapshot_links) { 7588 print " | " . $snapshot_links; 7589 } 7590 print "</td>" . 7591 "</tr>\n"; 7592 7593 foreach my $par (@$parents) { 7594 print "<tr>" . 7595 "<td>parent</td>" . 7596 "<td class=\"sha1\">" . 7597 $cgi->a({-href => href(action=>"commit", hash=>$par), 7598 class => "list"}, $par) . 7599 "</td>" . 7600 "<td class=\"link\">" . 7601 $cgi->a({-href => href(action=>"commit", hash=>$par)}, "commit") . 7602 " | " . 7603 $cgi->a({-href => href(action=>"commitdiff", hash=>$hash, hash_parent=>$par)}, "diff") . 7604 "</td>" . 7605 "</tr>\n"; 7606 } 7607 print "</table>". 7608 "</div>\n"; 7609 7610 print "<div class=\"page_body\">\n"; 7611 git_print_log($co{'comment'}); 7612 print "</div>\n"; 7613 7614 git_difftree_body(\@difftree, $hash, @$parents); 7615 7616 git_footer_html(); 7617} 7618 7619sub git_object { 7620 # object is defined by: 7621 # - hash or hash_base alone 7622 # - hash_base and file_name 7623 my $type; 7624 7625 # - hash or hash_base alone 7626 if ($hash || ($hash_base && !defined $file_name)) { 7627 my $object_id = $hash || $hash_base; 7628 7629 open my $fd, "-|", quote_command( 7630 git_cmd(), 'cat-file', '-t', $object_id) . ' 2> /dev/null' 7631 or die_error(404, "Object does not exist"); 7632 $type = <$fd>; 7633 defined $type && chomp $type; 7634 close $fd 7635 or die_error(404, "Object does not exist"); 7636 7637 # - hash_base and file_name 7638 } elsif ($hash_base && defined $file_name) { 7639 $file_name =~ s,/+$,,; 7640 7641 system(git_cmd(), "cat-file", '-e', $hash_base) == 0 7642 or die_error(404, "Base object does not exist"); 7643 7644 # here errors should not happen 7645 open my $fd, "-|", git_cmd(), "ls-tree", $hash_base, "--", $file_name 7646 or die_error(500, "Open git-ls-tree failed"); 7647 my $line = <$fd>; 7648 close $fd; 7649 7650 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c' 7651 unless ($line && $line =~ m/^([0-9]+) (.+) ($oid_regex)\t/) { 7652 die_error(404, "File or directory for given base does not exist"); 7653 } 7654 $type = $2; 7655 $hash = $3; 7656 } else { 7657 die_error(400, "Not enough information to find object"); 7658 } 7659 7660 print $cgi->redirect(-uri => href(action=>$type, -full=>1, 7661 hash=>$hash, hash_base=>$hash_base, 7662 file_name=>$file_name), 7663 -status => '302 Found'); 7664} 7665 7666sub git_blobdiff { 7667 my $format = shift || 'html'; 7668 my $diff_style = $input_params{'diff_style'} || 'inline'; 7669 7670 my $fd; 7671 my @difftree; 7672 my %diffinfo; 7673 my $expires; 7674 7675 # preparing $fd and %diffinfo for git_patchset_body 7676 # new style URI 7677 if (defined $hash_base && defined $hash_parent_base) { 7678 if (defined $file_name) { 7679 # read raw output 7680 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts, 7681 $hash_parent_base, $hash_base, 7682 "--", (defined $file_parent ? $file_parent : ()), $file_name 7683 or die_error(500, "Open git-diff-tree failed"); 7684 @difftree = map { chomp; $_ } <$fd>; 7685 close $fd 7686 or die_error(404, "Reading git-diff-tree failed"); 7687 @difftree 7688 or die_error(404, "Blob diff not found"); 7689 7690 } elsif (defined $hash && 7691 $hash =~ $oid_regex) { 7692 # try to find filename from $hash 7693 7694 # read filtered raw output 7695 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts, 7696 $hash_parent_base, $hash_base, "--" 7697 or die_error(500, "Open git-diff-tree failed"); 7698 @difftree = 7699 # ':100644 100644 03b21826... 3b93d5e7... M ls-files.c' 7700 # $hash == to_id 7701 grep { /^:[0-7]{6} [0-7]{6} $oid_regex $hash/ } 7702 map { chomp; $_ } <$fd>; 7703 close $fd 7704 or die_error(404, "Reading git-diff-tree failed"); 7705 @difftree 7706 or die_error(404, "Blob diff not found"); 7707 7708 } else { 7709 die_error(400, "Missing one of the blob diff parameters"); 7710 } 7711 7712 if (@difftree > 1) { 7713 die_error(400, "Ambiguous blob diff specification"); 7714 } 7715 7716 %diffinfo = parse_difftree_raw_line($difftree[0]); 7717 $file_parent ||= $diffinfo{'from_file'} || $file_name; 7718 $file_name ||= $diffinfo{'to_file'}; 7719 7720 $hash_parent ||= $diffinfo{'from_id'}; 7721 $hash ||= $diffinfo{'to_id'}; 7722 7723 # non-textual hash id's can be cached 7724 if ($hash_base =~ m/^$oid_regex$/ && 7725 $hash_parent_base =~ m/^$oid_regex$/) { 7726 $expires = '+1d'; 7727 } 7728 7729 # open patch output 7730 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts, 7731 '-p', ($format eq 'html' ? "--full-index" : ()), 7732 $hash_parent_base, $hash_base, 7733 "--", (defined $file_parent ? $file_parent : ()), $file_name 7734 or die_error(500, "Open git-diff-tree failed"); 7735 } 7736 7737 # old/legacy style URI -- not generated anymore since 1.4.3. 7738 if (!%diffinfo) { 7739 die_error('404 Not Found', "Missing one of the blob diff parameters") 7740 } 7741 7742 # header 7743 if ($format eq 'html') { 7744 my $formats_nav = 7745 $cgi->a({-href => href(action=>"blobdiff_plain", -replay=>1)}, 7746 "raw"); 7747 $formats_nav .= diff_style_nav($diff_style); 7748 git_header_html(undef, $expires); 7749 if (defined $hash_base && (my %co = parse_commit($hash_base))) { 7750 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav); 7751 git_print_header_div('commit', esc_html($co{'title'}), $hash_base); 7752 } else { 7753 print "<div class=\"page_nav\"><br/>$formats_nav<br/></div>\n"; 7754 print "<div class=\"title\">".esc_html("$hash vs $hash_parent")."</div>\n"; 7755 } 7756 if (defined $file_name) { 7757 git_print_page_path($file_name, "blob", $hash_base); 7758 } else { 7759 print "<div class=\"page_path\"></div>\n"; 7760 } 7761 7762 } elsif ($format eq 'plain') { 7763 print $cgi->header( 7764 -type => 'text/plain', 7765 -charset => 'utf-8', 7766 -expires => $expires, 7767 -content_disposition => 'inline; filename="' . "$file_name" . '.patch"'); 7768 7769 print "X-Git-Url: " . $cgi->self_url() . "\n\n"; 7770 7771 } else { 7772 die_error(400, "Unknown blobdiff format"); 7773 } 7774 7775 # patch 7776 if ($format eq 'html') { 7777 print "<div class=\"page_body\">\n"; 7778 7779 git_patchset_body($fd, $diff_style, 7780 [ \%diffinfo ], $hash_base, $hash_parent_base); 7781 close $fd; 7782 7783 print "</div>\n"; # class="page_body" 7784 git_footer_html(); 7785 7786 } else { 7787 while (my $line = <$fd>) { 7788 $line =~ s!a/($hash|$hash_parent)!'a/'.esc_path($diffinfo{'from_file'})!eg; 7789 $line =~ s!b/($hash|$hash_parent)!'b/'.esc_path($diffinfo{'to_file'})!eg; 7790 7791 print $line; 7792 7793 last if $line =~ m!^\+\+\+!; 7794 } 7795 local $/ = undef; 7796 print <$fd>; 7797 close $fd; 7798 } 7799} 7800 7801sub git_blobdiff_plain { 7802 git_blobdiff('plain'); 7803} 7804 7805# assumes that it is added as later part of already existing navigation, 7806# so it returns "| foo | bar" rather than just "foo | bar" 7807sub diff_style_nav { 7808 my ($diff_style, $is_combined) = @_; 7809 $diff_style ||= 'inline'; 7810 7811 return "" if ($is_combined); 7812 7813 my @styles = (inline => 'inline', 'sidebyside' => 'side by side'); 7814 my %styles = @styles; 7815 @styles = 7816 @styles[ map { $_ * 2 } 0..$#styles/2 ]; 7817 7818 return join '', 7819 map { " | ".$_ } 7820 map { 7821 $_ eq $diff_style ? $styles{$_} : 7822 $cgi->a({-href => href(-replay=>1, diff_style => $_)}, $styles{$_}) 7823 } @styles; 7824} 7825 7826sub git_commitdiff { 7827 my %params = @_; 7828 my $format = $params{-format} || 'html'; 7829 my $diff_style = $input_params{'diff_style'} || 'inline'; 7830 7831 my ($patch_max) = gitweb_get_feature('patches'); 7832 if ($format eq 'patch') { 7833 die_error(403, "Patch view not allowed") unless $patch_max; 7834 } 7835 7836 $hash ||= $hash_base || "HEAD"; 7837 my %co = parse_commit($hash) 7838 or die_error(404, "Unknown commit object"); 7839 7840 # choose format for commitdiff for merge 7841 if (! defined $hash_parent && @{$co{'parents'}} > 1) { 7842 $hash_parent = '--cc'; 7843 } 7844 # we need to prepare $formats_nav before almost any parameter munging 7845 my $formats_nav; 7846 if ($format eq 'html') { 7847 $formats_nav = 7848 $cgi->a({-href => href(action=>"commitdiff_plain", -replay=>1)}, 7849 "raw"); 7850 if ($patch_max && @{$co{'parents'}} <= 1) { 7851 $formats_nav .= " | " . 7852 $cgi->a({-href => href(action=>"patch", -replay=>1)}, 7853 "patch"); 7854 } 7855 $formats_nav .= diff_style_nav($diff_style, @{$co{'parents'}} > 1); 7856 7857 if (defined $hash_parent && 7858 $hash_parent ne '-c' && $hash_parent ne '--cc') { 7859 # commitdiff with two commits given 7860 my $hash_parent_short = $hash_parent; 7861 if ($hash_parent =~ m/^$oid_regex$/) { 7862 $hash_parent_short = substr($hash_parent, 0, 7); 7863 } 7864 $formats_nav .= 7865 ' (from'; 7866 for (my $i = 0; $i < @{$co{'parents'}}; $i++) { 7867 if ($co{'parents'}[$i] eq $hash_parent) { 7868 $formats_nav .= ' parent ' . ($i+1); 7869 last; 7870 } 7871 } 7872 $formats_nav .= ': ' . 7873 $cgi->a({-href => href(-replay=>1, 7874 hash=>$hash_parent, hash_base=>undef)}, 7875 esc_html($hash_parent_short)) . 7876 ')'; 7877 } elsif (!$co{'parent'}) { 7878 # --root commitdiff 7879 $formats_nav .= ' (initial)'; 7880 } elsif (scalar @{$co{'parents'}} == 1) { 7881 # single parent commit 7882 $formats_nav .= 7883 ' (parent: ' . 7884 $cgi->a({-href => href(-replay=>1, 7885 hash=>$co{'parent'}, hash_base=>undef)}, 7886 esc_html(substr($co{'parent'}, 0, 7))) . 7887 ')'; 7888 } else { 7889 # merge commit 7890 if ($hash_parent eq '--cc') { 7891 $formats_nav .= ' | ' . 7892 $cgi->a({-href => href(-replay=>1, 7893 hash=>$hash, hash_parent=>'-c')}, 7894 'combined'); 7895 } else { # $hash_parent eq '-c' 7896 $formats_nav .= ' | ' . 7897 $cgi->a({-href => href(-replay=>1, 7898 hash=>$hash, hash_parent=>'--cc')}, 7899 'compact'); 7900 } 7901 $formats_nav .= 7902 ' (merge: ' . 7903 join(' ', map { 7904 $cgi->a({-href => href(-replay=>1, 7905 hash=>$_, hash_base=>undef)}, 7906 esc_html(substr($_, 0, 7))); 7907 } @{$co{'parents'}} ) . 7908 ')'; 7909 } 7910 } 7911 7912 my $hash_parent_param = $hash_parent; 7913 if (!defined $hash_parent_param) { 7914 # --cc for multiple parents, --root for parentless 7915 $hash_parent_param = 7916 @{$co{'parents'}} > 1 ? '--cc' : $co{'parent'} || '--root'; 7917 } 7918 7919 # read commitdiff 7920 my $fd; 7921 my @difftree; 7922 if ($format eq 'html') { 7923 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts, 7924 "--no-commit-id", "--patch-with-raw", "--full-index", 7925 $hash_parent_param, $hash, "--" 7926 or die_error(500, "Open git-diff-tree failed"); 7927 7928 while (my $line = <$fd>) { 7929 chomp $line; 7930 # empty line ends raw part of diff-tree output 7931 last unless $line; 7932 push @difftree, scalar parse_difftree_raw_line($line); 7933 } 7934 7935 } elsif ($format eq 'plain') { 7936 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts, 7937 '-p', $hash_parent_param, $hash, "--" 7938 or die_error(500, "Open git-diff-tree failed"); 7939 } elsif ($format eq 'patch') { 7940 # For commit ranges, we limit the output to the number of 7941 # patches specified in the 'patches' feature. 7942 # For single commits, we limit the output to a single patch, 7943 # diverging from the git-format-patch default. 7944 my @commit_spec = (); 7945 if ($hash_parent) { 7946 if ($patch_max > 0) { 7947 push @commit_spec, "-$patch_max"; 7948 } 7949 push @commit_spec, '-n', "$hash_parent..$hash"; 7950 } else { 7951 if ($params{-single}) { 7952 push @commit_spec, '-1'; 7953 } else { 7954 if ($patch_max > 0) { 7955 push @commit_spec, "-$patch_max"; 7956 } 7957 push @commit_spec, "-n"; 7958 } 7959 push @commit_spec, '--root', $hash; 7960 } 7961 open $fd, "-|", git_cmd(), "format-patch", @diff_opts, 7962 '--encoding=utf8', '--stdout', @commit_spec 7963 or die_error(500, "Open git-format-patch failed"); 7964 } else { 7965 die_error(400, "Unknown commitdiff format"); 7966 } 7967 7968 # non-textual hash id's can be cached 7969 my $expires; 7970 if ($hash =~ m/^$oid_regex$/) { 7971 $expires = "+1d"; 7972 } 7973 7974 # write commit message 7975 if ($format eq 'html') { 7976 my $refs = git_get_references(); 7977 my $ref = format_ref_marker($refs, $co{'id'}); 7978 7979 git_header_html(undef, $expires); 7980 git_print_page_nav('commitdiff','', $hash,$co{'tree'},$hash, $formats_nav); 7981 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash); 7982 print "<div class=\"title_text\">\n" . 7983 "<table class=\"object_header\">\n"; 7984 git_print_authorship_rows(\%co); 7985 print "</table>". 7986 "</div>\n"; 7987 print "<div class=\"page_body\">\n"; 7988 if (@{$co{'comment'}} > 1) { 7989 print "<div class=\"log\">\n"; 7990 git_print_log($co{'comment'}, -final_empty_line=> 1, -remove_title => 1); 7991 print "</div>\n"; # class="log" 7992 } 7993 7994 } elsif ($format eq 'plain') { 7995 my $refs = git_get_references("tags"); 7996 my $tagname = git_get_rev_name_tags($hash); 7997 my $filename = basename($project) . "-$hash.patch"; 7998 7999 print $cgi->header( 8000 -type => 'text/plain', 8001 -charset => 'utf-8', 8002 -expires => $expires, 8003 -content_disposition => 'inline; filename="' . "$filename" . '"'); 8004 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'}); 8005 print "From: " . to_utf8($co{'author'}) . "\n"; 8006 print "Date: $ad{'rfc2822'} ($ad{'tz_local'})\n"; 8007 print "Subject: " . to_utf8($co{'title'}) . "\n"; 8008 8009 print "X-Git-Tag: $tagname\n" if $tagname; 8010 print "X-Git-Url: " . $cgi->self_url() . "\n\n"; 8011 8012 foreach my $line (@{$co{'comment'}}) { 8013 print to_utf8($line) . "\n"; 8014 } 8015 print "---\n\n"; 8016 } elsif ($format eq 'patch') { 8017 my $filename = basename($project) . "-$hash.patch"; 8018 8019 print $cgi->header( 8020 -type => 'text/plain', 8021 -charset => 'utf-8', 8022 -expires => $expires, 8023 -content_disposition => 'inline; filename="' . "$filename" . '"'); 8024 } 8025 8026 # write patch 8027 if ($format eq 'html') { 8028 my $use_parents = !defined $hash_parent || 8029 $hash_parent eq '-c' || $hash_parent eq '--cc'; 8030 git_difftree_body(\@difftree, $hash, 8031 $use_parents ? @{$co{'parents'}} : $hash_parent); 8032 print "<br/>\n"; 8033 8034 git_patchset_body($fd, $diff_style, 8035 \@difftree, $hash, 8036 $use_parents ? @{$co{'parents'}} : $hash_parent); 8037 close $fd; 8038 print "</div>\n"; # class="page_body" 8039 git_footer_html(); 8040 8041 } elsif ($format eq 'plain') { 8042 local $/ = undef; 8043 print <$fd>; 8044 close $fd 8045 or print "Reading git-diff-tree failed\n"; 8046 } elsif ($format eq 'patch') { 8047 local $/ = undef; 8048 print <$fd>; 8049 close $fd 8050 or print "Reading git-format-patch failed\n"; 8051 } 8052} 8053 8054sub git_commitdiff_plain { 8055 git_commitdiff(-format => 'plain'); 8056} 8057 8058# format-patch-style patches 8059sub git_patch { 8060 git_commitdiff(-format => 'patch', -single => 1); 8061} 8062 8063sub git_patches { 8064 git_commitdiff(-format => 'patch'); 8065} 8066 8067sub git_history { 8068 git_log_generic('history', \&git_history_body, 8069 $hash_base, $hash_parent_base, 8070 $file_name, $hash); 8071} 8072 8073sub git_search { 8074 $searchtype ||= 'commit'; 8075 8076 # check if appropriate features are enabled 8077 gitweb_check_feature('search') 8078 or die_error(403, "Search is disabled"); 8079 if ($searchtype eq 'pickaxe') { 8080 # pickaxe may take all resources of your box and run for several minutes 8081 # with every query - so decide by yourself how public you make this feature 8082 gitweb_check_feature('pickaxe') 8083 or die_error(403, "Pickaxe search is disabled"); 8084 } 8085 if ($searchtype eq 'grep') { 8086 # grep search might be potentially CPU-intensive, too 8087 gitweb_check_feature('grep') 8088 or die_error(403, "Grep search is disabled"); 8089 } 8090 8091 if (!defined $searchtext) { 8092 die_error(400, "Text field is empty"); 8093 } 8094 if (!defined $hash) { 8095 $hash = git_get_head_hash($project); 8096 } 8097 my %co = parse_commit($hash); 8098 if (!%co) { 8099 die_error(404, "Unknown commit object"); 8100 } 8101 if (!defined $page) { 8102 $page = 0; 8103 } 8104 8105 if ($searchtype eq 'commit' || 8106 $searchtype eq 'author' || 8107 $searchtype eq 'committer') { 8108 git_search_message(%co); 8109 } elsif ($searchtype eq 'pickaxe') { 8110 git_search_changes(%co); 8111 } elsif ($searchtype eq 'grep') { 8112 git_search_files(%co); 8113 } else { 8114 die_error(400, "Unknown search type"); 8115 } 8116} 8117 8118sub git_search_help { 8119 git_header_html(); 8120 git_print_page_nav('','', $hash,$hash,$hash); 8121 print <<EOT; 8122<p><strong>Pattern</strong> is by default a normal string that is matched precisely (but without 8123regard to case, except in the case of pickaxe). However, when you check the <em>re</em> checkbox, 8124the pattern entered is recognized as the POSIX extended 8125<a href="https://en.wikipedia.org/wiki/Regular_expression">regular expression</a> (also case 8126insensitive).</p> 8127<dl> 8128<dt><b>commit</b></dt> 8129<dd>The commit messages and authorship information will be scanned for the given pattern.</dd> 8130EOT 8131 my $have_grep = gitweb_check_feature('grep'); 8132 if ($have_grep) { 8133 print <<EOT; 8134<dt><b>grep</b></dt> 8135<dd>All files in the currently selected tree (HEAD unless you are explicitly browsing 8136 a different one) are searched for the given pattern. On large trees, this search can take 8137a while and put some strain on the server, so please use it with some consideration. Note that 8138due to git-grep peculiarity, currently if regexp mode is turned off, the matches are 8139case-sensitive.</dd> 8140EOT 8141 } 8142 print <<EOT; 8143<dt><b>author</b></dt> 8144<dd>Name and e-mail of the change author and date of birth of the patch will be scanned for the given pattern.</dd> 8145<dt><b>committer</b></dt> 8146<dd>Name and e-mail of the committer and date of commit will be scanned for the given pattern.</dd> 8147EOT 8148 my $have_pickaxe = gitweb_check_feature('pickaxe'); 8149 if ($have_pickaxe) { 8150 print <<EOT; 8151<dt><b>pickaxe</b></dt> 8152<dd>All commits that caused the string to appear or disappear from any file (changes that 8153added, removed or "modified" the string) will be listed. This search can take a while and 8154takes a lot of strain on the server, so please use it wisely. Note that since you may be 8155interested even in changes just changing the case as well, this search is case sensitive.</dd> 8156EOT 8157 } 8158 print "</dl>\n"; 8159 git_footer_html(); 8160} 8161 8162sub git_shortlog { 8163 git_log_generic('shortlog', \&git_shortlog_body, 8164 $hash, $hash_parent); 8165} 8166 8167## ...................................................................... 8168## feeds (RSS, Atom; OPML) 8169 8170sub git_feed { 8171 my $format = shift || 'atom'; 8172 my $have_blame = gitweb_check_feature('blame'); 8173 8174 # Atom: http://www.atomenabled.org/developers/syndication/ 8175 # RSS: http://www.notestips.com/80256B3A007F2692/1/NAMO5P9UPQ 8176 if ($format ne 'rss' && $format ne 'atom') { 8177 die_error(400, "Unknown web feed format"); 8178 } 8179 8180 # log/feed of current (HEAD) branch, log of given branch, history of file/directory 8181 my $head = $hash || 'HEAD'; 8182 my @commitlist = parse_commits($head, 150, 0, $file_name); 8183 8184 my %latest_commit; 8185 my %latest_date; 8186 my $content_type = "application/$format+xml"; 8187 if (defined $cgi->http('HTTP_ACCEPT') && 8188 $cgi->Accept('text/xml') > $cgi->Accept($content_type)) { 8189 # browser (feed reader) prefers text/xml 8190 $content_type = 'text/xml'; 8191 } 8192 if (defined($commitlist[0])) { 8193 %latest_commit = %{$commitlist[0]}; 8194 my $latest_epoch = $latest_commit{'committer_epoch'}; 8195 exit_if_unmodified_since($latest_epoch); 8196 %latest_date = parse_date($latest_epoch, $latest_commit{'committer_tz'}); 8197 } 8198 print $cgi->header( 8199 -type => $content_type, 8200 -charset => 'utf-8', 8201 %latest_date ? (-last_modified => $latest_date{'rfc2822'}) : (), 8202 -status => '200 OK'); 8203 8204 # Optimization: skip generating the body if client asks only 8205 # for Last-Modified date. 8206 return if ($cgi->request_method() eq 'HEAD'); 8207 8208 # header variables 8209 my $title = "$site_name - $project/$action"; 8210 my $feed_type = 'log'; 8211 if (defined $hash) { 8212 $title .= " - '$hash'"; 8213 $feed_type = 'branch log'; 8214 if (defined $file_name) { 8215 $title .= " :: $file_name"; 8216 $feed_type = 'history'; 8217 } 8218 } elsif (defined $file_name) { 8219 $title .= " - $file_name"; 8220 $feed_type = 'history'; 8221 } 8222 $title .= " $feed_type"; 8223 $title = esc_html($title); 8224 my $descr = git_get_project_description($project); 8225 if (defined $descr) { 8226 $descr = esc_html($descr); 8227 } else { 8228 $descr = "$project " . 8229 ($format eq 'rss' ? 'RSS' : 'Atom') . 8230 " feed"; 8231 } 8232 my $owner = git_get_project_owner($project); 8233 $owner = esc_html($owner); 8234 8235 #header 8236 my $alt_url; 8237 if (defined $file_name) { 8238 $alt_url = href(-full=>1, action=>"history", hash=>$hash, file_name=>$file_name); 8239 } elsif (defined $hash) { 8240 $alt_url = href(-full=>1, action=>"log", hash=>$hash); 8241 } else { 8242 $alt_url = href(-full=>1, action=>"summary"); 8243 } 8244 $alt_url = esc_attr($alt_url); 8245 print qq!<?xml version="1.0" encoding="utf-8"?>\n!; 8246 if ($format eq 'rss') { 8247 print <<XML; 8248<rss version="2.0" xmlns:content="http://purl.org/rss/1.0/modules/content/"> 8249<channel> 8250XML 8251 print "<title>$title</title>\n" . 8252 "<link>$alt_url</link>\n" . 8253 "<description>$descr</description>\n" . 8254 "<language>en</language>\n" . 8255 # project owner is responsible for 'editorial' content 8256 "<managingEditor>$owner</managingEditor>\n"; 8257 if (defined $logo || defined $favicon) { 8258 # prefer the logo to the favicon, since RSS 8259 # doesn't allow both 8260 my $img = esc_url($logo || $favicon); 8261 print "<image>\n" . 8262 "<url>$img</url>\n" . 8263 "<title>$title</title>\n" . 8264 "<link>$alt_url</link>\n" . 8265 "</image>\n"; 8266 } 8267 if (%latest_date) { 8268 print "<pubDate>$latest_date{'rfc2822'}</pubDate>\n"; 8269 print "<lastBuildDate>$latest_date{'rfc2822'}</lastBuildDate>\n"; 8270 } 8271 print "<generator>gitweb v.$version/$git_version</generator>\n"; 8272 } elsif ($format eq 'atom') { 8273 print <<XML; 8274<feed xmlns="http://www.w3.org/2005/Atom"> 8275XML 8276 print "<title>$title</title>\n" . 8277 "<subtitle>$descr</subtitle>\n" . 8278 '<link rel="alternate" type="text/html" href="' . 8279 $alt_url . '" />' . "\n" . 8280 '<link rel="self" type="' . $content_type . '" href="' . 8281 $cgi->self_url() . '" />' . "\n" . 8282 "<id>" . esc_url(href(-full=>1)) . "</id>\n" . 8283 # use project owner for feed author 8284 "<author><name>$owner</name></author>\n"; 8285 if (defined $favicon) { 8286 print "<icon>" . esc_url($favicon) . "</icon>\n"; 8287 } 8288 if (defined $logo) { 8289 # not twice as wide as tall: 72 x 27 pixels 8290 print "<logo>" . esc_url($logo) . "</logo>\n"; 8291 } 8292 if (! %latest_date) { 8293 # dummy date to keep the feed valid until commits trickle in: 8294 print "<updated>1970-01-01T00:00:00Z</updated>\n"; 8295 } else { 8296 print "<updated>$latest_date{'iso-8601'}</updated>\n"; 8297 } 8298 print "<generator version='$version/$git_version'>gitweb</generator>\n"; 8299 } 8300 8301 # contents 8302 for (my $i = 0; $i <= $#commitlist; $i++) { 8303 my %co = %{$commitlist[$i]}; 8304 my $commit = $co{'id'}; 8305 # we read 150, we always show 30 and the ones more recent than 48 hours 8306 if (($i >= 20) && ((time - $co{'author_epoch'}) > 48*60*60)) { 8307 last; 8308 } 8309 my %cd = parse_date($co{'author_epoch'}, $co{'author_tz'}); 8310 8311 # get list of changed files 8312 open my $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts, 8313 $co{'parent'} || "--root", 8314 $co{'id'}, "--", (defined $file_name ? $file_name : ()) 8315 or next; 8316 my @difftree = map { chomp; $_ } <$fd>; 8317 close $fd 8318 or next; 8319 8320 # print element (entry, item) 8321 my $co_url = href(-full=>1, action=>"commitdiff", hash=>$commit); 8322 if ($format eq 'rss') { 8323 print "<item>\n" . 8324 "<title>" . esc_html($co{'title'}) . "</title>\n" . 8325 "<author>" . esc_html($co{'author'}) . "</author>\n" . 8326 "<pubDate>$cd{'rfc2822'}</pubDate>\n" . 8327 "<guid isPermaLink=\"true\">$co_url</guid>\n" . 8328 "<link>" . esc_html($co_url) . "</link>\n" . 8329 "<description>" . esc_html($co{'title'}) . "</description>\n" . 8330 "<content:encoded>" . 8331 "<![CDATA[\n"; 8332 } elsif ($format eq 'atom') { 8333 print "<entry>\n" . 8334 "<title type=\"html\">" . esc_html($co{'title'}) . "</title>\n" . 8335 "<updated>$cd{'iso-8601'}</updated>\n" . 8336 "<author>\n" . 8337 " <name>" . esc_html($co{'author_name'}) . "</name>\n"; 8338 if ($co{'author_email'}) { 8339 print " <email>" . esc_html($co{'author_email'}) . "</email>\n"; 8340 } 8341 print "</author>\n" . 8342 # use committer for contributor 8343 "<contributor>\n" . 8344 " <name>" . esc_html($co{'committer_name'}) . "</name>\n"; 8345 if ($co{'committer_email'}) { 8346 print " <email>" . esc_html($co{'committer_email'}) . "</email>\n"; 8347 } 8348 print "</contributor>\n" . 8349 "<published>$cd{'iso-8601'}</published>\n" . 8350 "<link rel=\"alternate\" type=\"text/html\" href=\"" . esc_attr($co_url) . "\" />\n" . 8351 "<id>" . esc_html($co_url) . "</id>\n" . 8352 "<content type=\"xhtml\" xml:base=\"" . esc_url($my_url) . "\">\n" . 8353 "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n"; 8354 } 8355 my $comment = $co{'comment'}; 8356 print "<pre>\n"; 8357 foreach my $line (@$comment) { 8358 $line = esc_html($line); 8359 print "$line\n"; 8360 } 8361 print "</pre><ul>\n"; 8362 foreach my $difftree_line (@difftree) { 8363 my %difftree = parse_difftree_raw_line($difftree_line); 8364 next if !$difftree{'from_id'}; 8365 8366 my $file = $difftree{'file'} || $difftree{'to_file'}; 8367 8368 print "<li>" . 8369 "[" . 8370 $cgi->a({-href => href(-full=>1, action=>"blobdiff", 8371 hash=>$difftree{'to_id'}, hash_parent=>$difftree{'from_id'}, 8372 hash_base=>$co{'id'}, hash_parent_base=>$co{'parent'}, 8373 file_name=>$file, file_parent=>$difftree{'from_file'}), 8374 -title => "diff"}, 'D'); 8375 if ($have_blame) { 8376 print $cgi->a({-href => href(-full=>1, action=>"blame", 8377 file_name=>$file, hash_base=>$commit), 8378 -title => "blame"}, 'B'); 8379 } 8380 # if this is not a feed of a file history 8381 if (!defined $file_name || $file_name ne $file) { 8382 print $cgi->a({-href => href(-full=>1, action=>"history", 8383 file_name=>$file, hash=>$commit), 8384 -title => "history"}, 'H'); 8385 } 8386 $file = esc_path($file); 8387 print "] ". 8388 "$file</li>\n"; 8389 } 8390 if ($format eq 'rss') { 8391 print "</ul>]]>\n" . 8392 "</content:encoded>\n" . 8393 "</item>\n"; 8394 } elsif ($format eq 'atom') { 8395 print "</ul>\n</div>\n" . 8396 "</content>\n" . 8397 "</entry>\n"; 8398 } 8399 } 8400 8401 # end of feed 8402 if ($format eq 'rss') { 8403 print "</channel>\n</rss>\n"; 8404 } elsif ($format eq 'atom') { 8405 print "</feed>\n"; 8406 } 8407} 8408 8409sub git_rss { 8410 git_feed('rss'); 8411} 8412 8413sub git_atom { 8414 git_feed('atom'); 8415} 8416 8417sub git_opml { 8418 my @list = git_get_projects_list($project_filter, $strict_export); 8419 if (!@list) { 8420 die_error(404, "No projects found"); 8421 } 8422 8423 print $cgi->header( 8424 -type => 'text/xml', 8425 -charset => 'utf-8', 8426 -content_disposition => 'inline; filename="opml.xml"'); 8427 8428 my $title = esc_html($site_name); 8429 my $filter = " within subdirectory "; 8430 if (defined $project_filter) { 8431 $filter .= esc_html($project_filter); 8432 } else { 8433 $filter = ""; 8434 } 8435 print <<XML; 8436<?xml version="1.0" encoding="utf-8"?> 8437<opml version="1.0"> 8438<head> 8439 <title>$title OPML Export$filter</title> 8440</head> 8441<body> 8442<outline text="git RSS feeds"> 8443XML 8444 8445 foreach my $pr (@list) { 8446 my %proj = %$pr; 8447 my $head = git_get_head_hash($proj{'path'}); 8448 if (!defined $head) { 8449 next; 8450 } 8451 $git_dir = "$projectroot/$proj{'path'}"; 8452 my %co = parse_commit($head); 8453 if (!%co) { 8454 next; 8455 } 8456 8457 my $path = esc_html(chop_str($proj{'path'}, 25, 5)); 8458 my $rss = esc_attr(href('project' => $proj{'path'}, 'action' => 'rss', -full => 1)); 8459 my $html = esc_attr(href('project' => $proj{'path'}, 'action' => 'summary', -full => 1)); 8460 print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$rss\" htmlUrl=\"$html\"/>\n"; 8461 } 8462 print <<XML; 8463</outline> 8464</body> 8465</opml> 8466XML 8467} 8468