1;;; gnus-uu.el --- extract (uu)encoded files in Gnus 2 3;; Copyright (C) 1985-1987, 1993-1998, 2000-2021 Free Software 4;; Foundation, Inc. 5 6;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> 7;; Created: 2 Oct 1993 8;; Keyword: news 9 10;; This file is part of GNU Emacs. 11 12;; GNU Emacs is free software: you can redistribute it and/or modify 13;; it under the terms of the GNU General Public License as published by 14;; the Free Software Foundation, either version 3 of the License, or 15;; (at your option) any later version. 16 17;; GNU Emacs is distributed in the hope that it will be useful, 18;; but WITHOUT ANY WARRANTY; without even the implied warranty of 19;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20;; GNU General Public License for more details. 21 22;; You should have received a copy of the GNU General Public License 23;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. 24 25;;; Commentary: 26 27;;; Code: 28 29(eval-when-compile (require 'cl-lib)) 30 31(require 'gnus) 32(require 'gnus-art) 33(require 'message) 34(require 'gnus-msg) 35(require 'mm-decode) 36(require 'yenc) 37 38(defgroup gnus-extract nil 39 "Extracting encoded files." 40 :prefix "gnus-uu-" 41 :group 'gnus) 42 43(defgroup gnus-extract-view nil 44 "Viewing extracted files." 45 :group 'gnus-extract) 46 47(defgroup gnus-extract-archive nil 48 "Extracting encoded archives." 49 :group 'gnus-extract) 50 51(defgroup gnus-extract-post nil 52 "Extracting encoded archives." 53 :prefix "gnus-uu-post" 54 :group 'gnus-extract) 55 56;; Default viewing action rules 57 58(defcustom gnus-uu-default-view-rules 59 '(("\\.te?xt$\\|\\.doc$\\|read.*me\\|\\.c?$\\|\\.h$\\|\\.bat$\\|\\.asm$\\|makefile" "cat %s | sed 's/\r$//'") 60 ("\\.pas$" "cat %s | sed 's/\r$//'") 61 ("\\.[1-9]$" "groff -mandoc -Tascii %s | sed s/\b.//g") 62 ("\\.\\(jpe?g\\|gif\\|tiff?\\|p[pgb]m\\|xwd\\|xbm\\|pcx\\)$" "display") 63 ("\\.tga$" "tgatoppm %s | ee -") 64 ("\\.\\(wav\\|aiff\\|hcom\\|u[blw]\\|s[bfw]\\|voc\\|smp\\)$" 65 "sox -v .5 %s -t .au -u - > /dev/audio") 66 ("\\.au$" "cat %s > /dev/audio") 67 ("\\.midi?$" "playmidi -f") 68 ("\\.mod$" "str32") 69 ("\\.ps$" "ghostview") 70 ("\\.dvi$" "xdvi") 71 ("\\.html$" "xmosaic") 72 ("\\.mpe?g$" "mpeg_play") 73 ("\\.\\(flc\\|fli\\|rle\\|iff\\|pfx\\|avi\\|sme\\|rpza\\|dl\\|qt\\|rsrc\\|mov\\)$" "xanim") 74 ("\\.\\(tar\\|arj\\|zip\\|zoo\\|arc\\|gz\\|Z\\|lzh\\|ar\\|lha\\)$" 75 "gnus-uu-archive")) 76 "Default actions to be taken when the user asks to view a file. 77To change the behavior, you can either edit this variable or set 78`gnus-uu-user-view-rules' to something useful. 79 80For example: 81 82To make gnus-uu use `xli' to display JPEG and GIF files, put the 83following in your .emacs file: 84 85 (setq gnus-uu-user-view-rules \\='((\"jpg$\\\\|gif$\" \"xli\"))) 86 87Both these variables are lists of lists with two string elements. The 88first string is a regular expression. If the file name matches this 89regular expression, the command in the second string is executed with 90the file as an argument. 91 92If the command string contains \"%s\", the file name will be inserted 93at that point in the command string. If there's no \"%s\" in the 94command string, the file name will be appended to the command string 95before executing. 96 97There are several user variables to tailor the behavior of gnus-uu to 98your needs. First we have `gnus-uu-user-view-rules', which is the 99variable gnus-uu first consults when trying to decide how to view a 100file. If this variable contains no matches, gnus-uu examines the 101default rule variable provided in this package. If gnus-uu finds no 102match here, it uses `gnus-uu-user-view-rules-end' to try to make a 103match." 104 :group 'gnus-extract-view 105 :type '(repeat (group regexp (string :tag "Command")))) 106 107(defcustom gnus-uu-user-view-rules nil 108 "What actions are to be taken to view a file. 109See the documentation on the `gnus-uu-default-view-rules' variable for 110details." 111 :group 'gnus-extract-view 112 :type '(repeat (group regexp (string :tag "Command")))) 113 114(defcustom gnus-uu-user-view-rules-end 115 '(("" "file")) 116 "What actions are to be taken if no rule matched the file name. 117See the documentation on the `gnus-uu-default-view-rules' variable for 118details." 119 :group 'gnus-extract-view 120 :type '(repeat (group regexp (string :tag "Command")))) 121 122;; Default unpacking commands 123 124(defcustom gnus-uu-default-archive-rules 125 '(("\\.tar$" "tar xf") 126 ("\\.zip$" "unzip -o") 127 ("\\.ar$" "ar x") 128 ("\\.arj$" "unarj x") 129 ("\\.zoo$" "zoo -e") 130 ("\\.\\(lzh\\|lha\\)$" "lha x") 131 ("\\.Z$" "uncompress") 132 ("\\.gz$" "gunzip") 133 ("\\.arc$" "arc -x")) 134 "See `gnus-uu-user-archive-rules'." 135 :group 'gnus-extract-archive 136 :type '(repeat (group regexp (string :tag "Command")))) 137 138(defvar gnus-uu-destructive-archivers 139 (list "uncompress" "gunzip")) 140 141(defcustom gnus-uu-user-archive-rules nil 142 "A list that can be set to override the default archive unpacking commands. 143To use, for instance, `untar' to unpack tar files and `zip -x' to 144unpack zip files, say the following: 145 (setq gnus-uu-user-archive-rules 146 \\='((\"\\\\.tar$\" \"untar\") 147 (\"\\\\.zip$\" \"zip -x\")))" 148 :group 'gnus-extract-archive 149 :type '(repeat (group regexp (string :tag "Command")))) 150 151(defcustom gnus-uu-ignore-files-by-name nil 152 "A regular expression saying what files should not be viewed based on name. 153If, for instance, you want gnus-uu to ignore all .au and .wav files, 154you could say something like 155 156 (setq gnus-uu-ignore-files-by-name \"\\\\.au$\\\\|\\\\.wav$\") 157 158Note that this variable can be used in conjunction with the 159`gnus-uu-ignore-files-by-type' variable." 160 :group 'gnus-extract 161 :type '(choice (const :tag "off" nil) 162 (regexp :format "%v"))) 163 164(defcustom gnus-uu-ignore-files-by-type nil 165 "A regular expression saying what files that shouldn't be viewed, based on MIME file type. 166If, for instance, you want gnus-uu to ignore all audio files and all mpegs, 167you could say something like 168 169 (setq gnus-uu-ignore-files-by-type \"audio/\\\\|video/mpeg\") 170 171Note that this variable can be used in conjunction with the 172`gnus-uu-ignore-files-by-name' variable." 173 :group 'gnus-extract 174 :type '(choice (const :tag "off" nil) 175 (regexp :format "%v"))) 176 177;; Pseudo-MIME support 178 179(defconst gnus-uu-ext-to-mime-list 180 '(("\\.gif$" "image/gif") 181 ("\\.jpe?g$" "image/jpeg") 182 ("\\.tiff?$" "image/tiff") 183 ("\\.xwd$" "image/xwd") 184 ("\\.pbm$" "image/pbm") 185 ("\\.pgm$" "image/pgm") 186 ("\\.ppm$" "image/ppm") 187 ("\\.xbm$" "image/xbm") 188 ("\\.pcx$" "image/pcx") 189 ("\\.tga$" "image/tga") 190 ("\\.ps$" "image/postscript") 191 ("\\.fli$" "video/fli") 192 ("\\.wav$" "audio/wav") 193 ("\\.aiff$" "audio/aiff") 194 ("\\.hcom$" "audio/hcom") 195 ("\\.voc$" "audio/voc") 196 ("\\.smp$" "audio/smp") 197 ("\\.mod$" "audio/mod") 198 ("\\.dvi$" "image/dvi") 199 ("\\.mpe?g$" "video/mpeg") 200 ("\\.au$" "audio/basic") 201 ("\\.\\(te?xt\\|doc\\|c\\|h\\)$" "text/plain") 202 ("\\.\\(c\\|h\\)$" "text/source") 203 ("read.*me" "text/plain") 204 ("\\.html$" "text/html") 205 ("\\.bat$" "text/bat") 206 ("\\.[1-6]$" "text/man") 207 ("\\.flc$" "video/flc") 208 ("\\.rle$" "video/rle") 209 ("\\.pfx$" "video/pfx") 210 ("\\.avi$" "video/avi") 211 ("\\.sme$" "video/sme") 212 ("\\.rpza$" "video/prza") 213 ("\\.dl$" "video/dl") 214 ("\\.qt$" "video/qt") 215 ("\\.rsrc$" "video/rsrc") 216 ("\\..*$" "unknown/unknown"))) 217 218;; Various variables users may set 219 220(defcustom gnus-uu-tmp-dir temporary-file-directory 221 "Variable saying where gnus-uu is to do its work. 222Default is \"/tmp/\"." 223 :group 'gnus-extract 224 :type 'directory) 225 226(defcustom gnus-uu-do-not-unpack-archives nil 227 "Non-nil means that gnus-uu won't peek inside archives looking for files to display. 228Default is nil." 229 :group 'gnus-extract-archive 230 :type 'boolean) 231 232(defcustom gnus-uu-ignore-default-view-rules nil 233 "Non-nil means that gnus-uu will ignore the default viewing rules. 234Only the user viewing rules will be consulted. Default is nil." 235 :group 'gnus-extract-view 236 :type 'boolean) 237 238(defcustom gnus-uu-grabbed-file-functions nil 239 "Functions run on each file after successful decoding. 240They will be called with the name of the file as the argument. 241Likely functions you can use in this list are `gnus-uu-grab-view' 242and `gnus-uu-grab-move'." 243 :group 'gnus-extract 244 :options '(gnus-uu-grab-view gnus-uu-grab-move) 245 :type 'hook) 246 247(defcustom gnus-uu-ignore-default-archive-rules nil 248 "Non-nil means that gnus-uu will ignore the default archive unpacking commands. 249Only the user unpacking commands will be consulted. Default is nil." 250 :group 'gnus-extract-archive 251 :type 'boolean) 252 253(defcustom gnus-uu-kill-carriage-return t 254 "Non-nil means that gnus-uu will strip all carriage returns from articles. 255Default is t." 256 :group 'gnus-extract 257 :type 'boolean) 258 259(defcustom gnus-uu-view-with-metamail nil 260 "Non-nil means that files will be viewed with metamail. 261The gnus-uu viewing functions will be ignored and gnus-uu will try 262to guess at a content-type based on file name suffixes. Default 263it nil." 264 :group 'gnus-extract 265 :type 'boolean) 266 267(defcustom gnus-uu-unmark-articles-not-decoded nil 268 "Non-nil means that gnus-uu will mark articles that were unsuccessfully decoded as unread. 269Default is nil." 270 :group 'gnus-extract 271 :type 'boolean) 272 273(defcustom gnus-uu-correct-stripped-uucode nil 274 "Non-nil means that gnus-uu will *try* to fix uuencoded files that have had trailing spaces deleted. 275Default is nil." 276 :group 'gnus-extract 277 :type 'boolean) 278 279(defcustom gnus-uu-save-in-digest nil 280 "Non-nil means that gnus-uu, when asked to save without decoding, will save in digests. 281If this variable is nil, gnus-uu will just save everything in a 282file without any embellishments. The digesting almost conforms to RFC1153 - 283no easy way to specify any meaningful volume and issue numbers were found, 284so I simply dropped them." 285 :group 'gnus-extract 286 :type 'boolean) 287 288(defcustom gnus-uu-pre-uudecode-hook nil 289 "Hook run before sending a message to uudecode." 290 :group 'gnus-extract 291 :type 'hook) 292 293(defcustom gnus-uu-digest-headers 294 '("^Date:" "^From:" "^To:" "^Cc:" "^Subject:" "^Message-ID:" "^Keywords:" 295 "^Summary:" "^References:" "^Content-Type:" "^Content-Transfer-Encoding:" 296 "^MIME-Version:" "^Content-Disposition:" "^Content-Description:" 297 "^Content-ID:") 298 "List of regexps to match headers included in digested messages. 299The headers will be included in the sequence they are matched. If nil 300include all headers." 301 :group 'gnus-extract 302 :type '(repeat regexp)) 303 304(defcustom gnus-uu-save-separate-articles nil 305 "Non-nil means that gnus-uu will save articles in separate files." 306 :group 'gnus-extract 307 :type 'boolean) 308 309(defcustom gnus-uu-be-dangerous 'ask 310 "Specifies what to do if unusual situations arise during decoding. 311If nil, be as conservative as possible. If t, ignore things that 312didn't work, and overwrite existing files. Otherwise, ask each time." 313 :group 'gnus-extract 314 :type '(choice (const :tag "conservative" nil) 315 (const :tag "ask" ask) 316 (const :tag "liberal" t))) 317 318;; Internal variables 319 320(defvar gnus-uu-saved-article-name nil) 321 322(defvar gnus-uu-begin-string "^begin[ \t]+0?[0-7][0-7][0-7][ \t]+\\(.*\\)$") 323(defvar gnus-uu-end-string "^end[ \t]*$") 324 325(defvar gnus-uu-body-line "^M") 326(let ((i 61)) 327 (while (> (setq i (1- i)) 0) 328 (setq gnus-uu-body-line (concat gnus-uu-body-line "[^a-z]"))) 329 (setq gnus-uu-body-line (concat gnus-uu-body-line ".?$"))) 330 331;"^M.............................................................?$" 332 333(defvar gnus-uu-shar-begin-string "^#! */bin/sh") 334 335(defvar gnus-uu-shar-name-marker 336 "begin 0?[0-7][0-7][0-7][ \t]+\\(\\(\\w\\|[.\\:]\\)*\\b\\)") 337 338(defvar gnus-uu-postscript-begin-string "^%!PS-") 339(defvar gnus-uu-postscript-end-string "^%%EOF$") 340 341(defvar gnus-uu-file-name nil) 342(defvar gnus-uu-uudecode-process nil) 343(defvar gnus-uu-binhex-article-name nil) 344(defvar gnus-uu-yenc-article-name nil) 345 346(defvar gnus-uu-work-dir nil) 347 348(defvar gnus-uu-output-buffer-name " *Gnus UU Output*") 349 350(defvar gnus-uu-default-dir gnus-article-save-directory) 351(defvar gnus-uu-digest-from-subject nil) 352(defvar gnus-uu-digest-buffer nil) 353 354;; Commands. 355 356(defun gnus-uu-decode-uu (&optional n) 357 "Uudecodes the current article." 358 (interactive "P") 359 (gnus-uu-decode-with-method 'gnus-uu-uustrip-article n)) 360 361(defun gnus-uu-decode-uu-and-save (n dir) 362 "Decodes and saves the resulting file." 363 (interactive 364 (list current-prefix-arg 365 (file-name-as-directory 366 (read-directory-name "Uudecode and save in dir: " 367 gnus-uu-default-dir 368 gnus-uu-default-dir t)))) 369 (gnus-uu-decode-with-method 'gnus-uu-uustrip-article n dir nil nil t)) 370 371(defun gnus-uu-decode-unshar (&optional n) 372 "Unshars the current article." 373 (interactive "P") 374 (gnus-uu-decode-with-method 'gnus-uu-unshar-article n nil nil 'scan t)) 375 376(defun gnus-uu-decode-unshar-and-save (n dir) 377 "Unshars and saves the current article." 378 (interactive 379 (list current-prefix-arg 380 (file-name-as-directory 381 (read-directory-name "Unshar and save in dir: " 382 gnus-uu-default-dir 383 gnus-uu-default-dir t)))) 384 (gnus-uu-decode-with-method 'gnus-uu-unshar-article n dir nil 'scan t)) 385 386(defun gnus-uu-decode-save (n file) 387 "Saves the current article." 388 (interactive 389 (list current-prefix-arg 390 (if gnus-uu-save-separate-articles 391 (read-directory-name 392 "Save articles in dir: " gnus-uu-default-dir gnus-uu-default-dir) 393 (read-file-name 394 "Save article in file: " gnus-uu-default-dir gnus-uu-default-dir)))) 395 (setq gnus-uu-saved-article-name file) 396 (gnus-uu-decode-with-method 'gnus-uu-save-article n nil t)) 397 398(defun gnus-uu-decode-binhex (n dir) 399 "Unbinhexes the current article." 400 (interactive 401 (list current-prefix-arg 402 (file-name-as-directory 403 (read-directory-name "Unbinhex and save in dir: " 404 gnus-uu-default-dir 405 gnus-uu-default-dir)))) 406 (gnus-uu-initialize) 407 (setq gnus-uu-binhex-article-name 408 (make-temp-file (expand-file-name "binhex" gnus-uu-work-dir))) 409 (gnus-uu-decode-with-method 'gnus-uu-binhex-article n dir)) 410 411(defun gnus-uu-decode-yenc (n dir) 412 "Decode the yEnc-encoded current article." 413 (interactive 414 (list current-prefix-arg 415 (file-name-as-directory 416 (read-directory-name "yEnc decode and save in dir: " 417 gnus-uu-default-dir 418 gnus-uu-default-dir)))) 419 (setq gnus-uu-yenc-article-name nil) 420 (gnus-uu-decode-with-method 'gnus-uu-yenc-article n dir nil t)) 421 422(defun gnus-uu-decode-uu-view (&optional n) 423 "Uudecodes and views the current article." 424 (interactive "P") 425 (let ((gnus-view-pseudos (or gnus-view-pseudos 'automatic))) 426 (gnus-uu-decode-uu n))) 427 428(defun gnus-uu-decode-uu-and-save-view (n dir) 429 "Decodes, views and saves the resulting file." 430 (interactive 431 (list current-prefix-arg 432 (read-file-name "Uudecode, view and save in dir: " 433 gnus-uu-default-dir 434 gnus-uu-default-dir t))) 435 (let ((gnus-view-pseudos (or gnus-view-pseudos 'automatic))) 436 (gnus-uu-decode-uu-and-save n dir))) 437 438(defun gnus-uu-decode-unshar-view (&optional n) 439 "Unshars and views the current article." 440 (interactive "P") 441 (let ((gnus-view-pseudos (or gnus-view-pseudos 'automatic))) 442 (gnus-uu-decode-unshar n))) 443 444(defun gnus-uu-decode-unshar-and-save-view (n dir) 445 "Unshars and saves the current article." 446 (interactive 447 (list current-prefix-arg 448 (read-file-name "Unshar, view and save in dir: " 449 gnus-uu-default-dir 450 gnus-uu-default-dir t))) 451 (let ((gnus-view-pseudos (or gnus-view-pseudos 'automatic))) 452 (gnus-uu-decode-unshar-and-save n dir))) 453 454(defun gnus-uu-decode-save-view (n file) 455 "Saves and views the current article." 456 (interactive 457 (list current-prefix-arg 458 (if gnus-uu-save-separate-articles 459 (read-directory-name "Save articles in dir: " 460 gnus-uu-default-dir gnus-uu-default-dir) 461 (read-file-name "Save articles in file: " 462 gnus-uu-default-dir gnus-uu-default-dir)))) 463 (let ((gnus-view-pseudos (or gnus-view-pseudos 'automatic))) 464 (gnus-uu-decode-save n file))) 465 466(defun gnus-uu-decode-binhex-view (n file) 467 "Unbinhexes and views the current article." 468 (interactive 469 (list current-prefix-arg 470 (read-file-name "Unbinhex, view and save in dir: " 471 gnus-uu-default-dir gnus-uu-default-dir))) 472 (gnus-uu-initialize) 473 (setq gnus-uu-binhex-article-name 474 (make-temp-file (expand-file-name "binhex" gnus-uu-work-dir))) 475 (let ((gnus-view-pseudos (or gnus-view-pseudos 'automatic))) 476 (gnus-uu-decode-binhex n file))) 477 478 479;; Digest and forward articles 480 481(defun gnus-uu-digest-mail-forward (&optional n post) 482 "Digests and forwards all articles in this series." 483 (interactive "P") 484 (gnus-uu-initialize) 485 (let ((gnus-uu-save-in-digest t) 486 (file (make-temp-file (nnheader-concat gnus-uu-work-dir "forward"))) 487 (message-forward-as-mime message-forward-as-mime) 488 (mail-parse-charset gnus-newsgroup-charset) 489 (mail-parse-ignored-charsets gnus-newsgroup-ignored-charsets) 490 gnus-uu-digest-buffer subject from) 491 (if (and n (not (numberp n))) 492 (setq message-forward-as-mime (not message-forward-as-mime) 493 n nil)) 494 (let ((gnus-article-reply (gnus-summary-work-articles n))) 495 (when (and (not n) 496 (= (length gnus-article-reply) 1)) 497 ;; The case where neither a number of articles nor a region is 498 ;; specified. 499 (gnus-summary-top-thread) 500 (setq gnus-article-reply (nreverse (gnus-uu-find-articles-matching)))) 501 (gnus-setup-message 'forward 502 (setq gnus-uu-digest-from-subject nil) 503 (setq gnus-uu-digest-buffer 504 (gnus-get-buffer-create " *gnus-uu-forward*")) 505 ;; Specify articles to be forwarded. Note that they should be 506 ;; reversed; see `gnus-uu-get-list-of-articles'. 507 (let ((gnus-newsgroup-processable (reverse gnus-article-reply))) 508 (gnus-uu-decode-save n file) 509 (setq gnus-article-reply gnus-newsgroup-processable)) 510 ;; Restore the value of `gnus-newsgroup-processable' to which 511 ;; it should be set when it is not `let'-bound. 512 (setq gnus-newsgroup-processable (reverse gnus-article-reply)) 513 (switch-to-buffer gnus-uu-digest-buffer) 514 (let ((fs gnus-uu-digest-from-subject)) 515 (when fs 516 (setq from (caar fs) 517 subject (gnus-simplify-subject-fuzzy (cdar fs)) 518 fs (cdr fs)) 519 (while (and fs (or from subject)) 520 (when from 521 (unless (string= from (caar fs)) 522 (setq from nil))) 523 (when subject 524 (unless (string= (gnus-simplify-subject-fuzzy (cdar fs)) 525 subject) 526 (setq subject nil))) 527 (setq fs (cdr fs)))) 528 (unless subject 529 (setq subject "Digested Articles")) 530 (unless from 531 (setq from 532 (if (gnus-news-group-p gnus-newsgroup-name) 533 gnus-newsgroup-name 534 "Various")))) 535 (goto-char (point-min)) 536 (when (re-search-forward "^Subject: ") 537 (delete-region (point) (point-at-eol)) 538 (insert subject)) 539 (goto-char (point-min)) 540 (when (re-search-forward "^From:") 541 (delete-region (point) (point-at-eol)) 542 (insert " " from)) 543 (let ((message-forward-decoded-p t)) 544 (message-forward post t)))) 545 (setq gnus-uu-digest-from-subject nil))) 546 547(defun gnus-uu-digest-post-forward (&optional n) 548 "Digest and forward to a newsgroup." 549 (interactive "P") 550 (gnus-uu-digest-mail-forward n t)) 551 552;; Process marking. 553 554(defun gnus-message-process-mark (unmarkp new-marked) 555 (let ((old (- (length gnus-newsgroup-processable) (length new-marked)))) 556 (gnus-message 6 "%d mark%s %s%s" 557 (length new-marked) 558 (if (= (length new-marked) 1) "" "s") 559 (if unmarkp "removed" "added") 560 (cond 561 ((and (zerop old) 562 (not unmarkp)) 563 "") 564 (unmarkp 565 (format ", %d remain marked" 566 (length gnus-newsgroup-processable))) 567 (t 568 (format ", %d already marked" old)))))) 569 570(defun gnus-new-processable (unmarkp articles) 571 (if unmarkp 572 (gnus-intersection gnus-newsgroup-processable articles) 573 (gnus-set-difference articles gnus-newsgroup-processable))) 574 575(defun gnus-uu-mark-by-regexp (regexp &optional unmark) 576 "Set the process mark on articles whose subjects match REGEXP. 577When called interactively, prompt for REGEXP. 578Optional UNMARK non-nil means unmark instead of mark." 579 (interactive "sMark (regexp): \nP") 580 (save-excursion 581 (let* ((articles (gnus-uu-find-articles-matching regexp)) 582 (new-marked (gnus-new-processable unmark articles))) 583 (while articles 584 (if unmark 585 (gnus-summary-remove-process-mark (pop articles)) 586 (gnus-summary-set-process-mark (pop articles)))) 587 (gnus-message-process-mark unmark new-marked))) 588 (gnus-summary-position-point)) 589 590(defun gnus-uu-unmark-by-regexp (regexp) 591 "Remove the process mark from articles whose subjects match REGEXP. 592When called interactively, prompt for REGEXP." 593 (interactive "sUnmark (regexp): ") 594 (gnus-uu-mark-by-regexp regexp t)) 595 596(defun gnus-uu-mark-series (&optional silent) 597 "Mark the current series with the process mark." 598 (interactive) 599 (let* ((articles (gnus-uu-find-articles-matching)) 600 (l (length articles))) 601 (while articles 602 (gnus-summary-set-process-mark (car articles)) 603 (setq articles (cdr articles))) 604 (unless silent 605 (gnus-message 6 "Marked %d articles" l)) 606 (gnus-summary-position-point) 607 l)) 608 609(defun gnus-uu-mark-region (beg end &optional unmark) 610 "Set the process mark on all articles between point and mark." 611 (interactive "r") 612 (save-excursion 613 (goto-char beg) 614 (while (< (point) end) 615 (if unmark 616 (gnus-summary-remove-process-mark (gnus-summary-article-number)) 617 (gnus-summary-set-process-mark (gnus-summary-article-number))) 618 (forward-line 1))) 619 (gnus-summary-position-point)) 620 621(defun gnus-uu-unmark-region (beg end) 622 "Remove the process mark from all articles between point and mark." 623 (interactive "r") 624 (gnus-uu-mark-region beg end t)) 625 626(defun gnus-uu-mark-buffer () 627 "Set the process mark on all articles in the buffer." 628 (interactive) 629 (gnus-uu-mark-region (point-min) (point-max))) 630 631(defun gnus-uu-unmark-buffer () 632 "Remove the process mark on all articles in the buffer." 633 (interactive) 634 (gnus-uu-mark-region (point-min) (point-max) t)) 635 636(defun gnus-uu-mark-thread () 637 "Marks all articles downwards in this thread." 638 (interactive) 639 (gnus-save-hidden-threads 640 (let ((level (gnus-summary-thread-level))) 641 (while (and (gnus-summary-set-process-mark (gnus-summary-article-number)) 642 (zerop (forward-line 1)) 643 (not (eobp)) 644 (> (gnus-summary-thread-level) level))))) 645 (gnus-summary-position-point)) 646 647(defun gnus-uu-unmark-thread () 648 "Unmarks all articles downwards in this thread." 649 (interactive) 650 (let ((level (gnus-summary-thread-level))) 651 (while (and (gnus-summary-remove-process-mark 652 (gnus-summary-article-number)) 653 (zerop (forward-line 1)) 654 (> (gnus-summary-thread-level) level)))) 655 (gnus-summary-position-point)) 656 657(defun gnus-uu-invert-processable () 658 "Invert the list of process-marked articles." 659 (interactive) 660 (let ((data gnus-newsgroup-data) 661 number) 662 (save-excursion 663 (while data 664 (if (memq (setq number (gnus-data-number (pop data))) 665 gnus-newsgroup-processable) 666 (gnus-summary-remove-process-mark number) 667 (gnus-summary-set-process-mark number))))) 668 (gnus-summary-position-point)) 669 670(defun gnus-uu-mark-over (&optional score) 671 "Mark all articles with a score over SCORE (the prefix)." 672 (interactive "P") 673 (let ((score (or score gnus-summary-default-score 0)) 674 (data gnus-newsgroup-data)) 675 (save-excursion 676 (while data 677 (when (> (or (cdr (assq (gnus-data-number (car data)) 678 gnus-newsgroup-scored)) 679 gnus-summary-default-score 0) 680 score) 681 (gnus-summary-set-process-mark (caar data))) 682 (setq data (cdr data)))) 683 (gnus-summary-position-point))) 684 685(defun gnus-uu-mark-sparse () 686 "Mark all series that have some articles marked." 687 (interactive) 688 (let ((marked (nreverse gnus-newsgroup-processable)) 689 subject articles total headers) 690 (unless marked 691 (error "No articles marked with the process mark")) 692 (setq gnus-newsgroup-processable nil) 693 (save-excursion 694 (while marked 695 (and (vectorp (setq headers 696 (gnus-summary-article-header (car marked)))) 697 (setq subject (mail-header-subject headers) 698 articles (gnus-uu-find-articles-matching 699 (gnus-uu-reginize-string subject)) 700 total (nconc total articles))) 701 (while articles 702 (gnus-summary-set-process-mark (car articles)) 703 (setcdr marked (delq (car articles) (cdr marked))) 704 (setq articles (cdr articles))) 705 (setq marked (cdr marked))) 706 (setq gnus-newsgroup-processable (nreverse total))) 707 (gnus-summary-position-point))) 708 709(defun gnus-uu-mark-all () 710 "Mark all articles in \"series\" order." 711 (interactive) 712 (setq gnus-newsgroup-processable nil) 713 (save-excursion 714 (let ((data gnus-newsgroup-data) 715 (count 0) 716 number) 717 (while data 718 (when (and (not (memq (setq number (gnus-data-number (car data))) 719 gnus-newsgroup-processable)) 720 (vectorp (gnus-data-header (car data)))) 721 (gnus-summary-goto-subject number) 722 (setq count (+ count (gnus-uu-mark-series t)))) 723 (setq data (cdr data))) 724 (gnus-message 6 "Marked %d articles" count))) 725 (gnus-summary-position-point)) 726 727;; All PostScript functions written by Erik Selberg <speed@cs.washington.edu>. 728 729(defun gnus-uu-decode-postscript (&optional n) 730 "Gets PostScript of the current article." 731 (interactive "P") 732 (gnus-uu-decode-with-method 'gnus-uu-decode-postscript-article n)) 733 734(defun gnus-uu-decode-postscript-view (&optional n) 735 "Gets and views the current article." 736 (interactive "P") 737 (let ((gnus-view-pseudos (or gnus-view-pseudos 'automatic))) 738 (gnus-uu-decode-postscript n))) 739 740(defun gnus-uu-decode-postscript-and-save (n dir) 741 "Extracts PostScript and saves the current article." 742 (interactive 743 (list current-prefix-arg 744 (file-name-as-directory 745 (read-directory-name "Save in dir: " 746 gnus-uu-default-dir 747 gnus-uu-default-dir t)))) 748 (gnus-uu-decode-with-method 'gnus-uu-decode-postscript-article 749 n dir nil nil t)) 750 751(defun gnus-uu-decode-postscript-and-save-view (n dir) 752 "Decodes, views and saves the resulting file." 753 (interactive 754 (list current-prefix-arg 755 (read-file-name "Where do you want to save the file(s)? " 756 gnus-uu-default-dir 757 gnus-uu-default-dir t))) 758 (let ((gnus-view-pseudos (or gnus-view-pseudos 'automatic))) 759 (gnus-uu-decode-postscript-and-save n dir))) 760 761 762;; Internal functions. 763 764(defun gnus-uu-decode-with-method (method n &optional save not-insert 765 scan cdir) 766 (gnus-uu-initialize scan) 767 (when save 768 (setq gnus-uu-default-dir save)) 769 ;; Create the directory we save to. 770 (when (and scan cdir save 771 (not (file-exists-p save))) 772 (make-directory save t)) 773 (let ((articles (gnus-uu-get-list-of-articles n)) 774 files) 775 (setq files (gnus-uu-grab-articles articles method t)) 776 (let ((gnus-current-article (car articles))) 777 (when scan 778 (setq files (gnus-uu-scan-directory gnus-uu-work-dir)))) 779 (when save 780 (gnus-uu-save-files files save)) 781 (when (eq gnus-uu-do-not-unpack-archives nil) 782 (setq files (gnus-uu-unpack-files files))) 783 (setq files (nreverse (gnus-uu-get-actions files))) 784 (or not-insert (not gnus-insert-pseudo-articles) 785 (gnus-summary-insert-pseudos files save)))) 786 787(defun gnus-uu-scan-directory (dir &optional rec) 788 "Return a list of all files under DIR." 789 (let ((files (directory-files dir t)) 790 out file) 791 (while (setq file (pop files)) 792 (unless (member (file-name-nondirectory file) '("." "..")) 793 (push (list (cons 'name file) 794 (cons 'article gnus-current-article)) 795 out) 796 (when (file-directory-p file) 797 (setq out (nconc (gnus-uu-scan-directory file t) out))))) 798 (if rec 799 out 800 (nreverse out)))) 801 802(defun gnus-uu-save-files (files dir) 803 "Save FILES in DIR." 804 (let ((len (length files)) 805 (reg (concat "^" (regexp-quote gnus-uu-work-dir))) 806 to-file file fromdir) 807 (while (setq file (cdr (assq 'name (pop files)))) 808 (when (file-exists-p file) 809 (string-match reg file) 810 (setq fromdir (substring file (match-end 0))) 811 (if (file-directory-p file) 812 (gnus-make-directory (concat dir fromdir)) 813 (setq to-file (concat dir fromdir)) 814 (when (or (not (file-exists-p to-file)) 815 (eq gnus-uu-be-dangerous t) 816 (and gnus-uu-be-dangerous 817 (gnus-y-or-n-p (format "%s exists; overwrite? " 818 to-file)))) 819 (copy-file file to-file t t))))) 820 (gnus-message 5 "Saved %d file%s" len (if (= len 1) "" "s")))) 821 822;; Functions for saving and possibly digesting articles without 823;; any decoding. 824 825;; Function called by gnus-uu-grab-articles to treat each article. 826(defun gnus-uu-save-article (buffer in-state) 827 (cond 828 (gnus-uu-save-separate-articles 829 (with-current-buffer buffer 830 (let ((coding-system-for-write mm-text-coding-system)) 831 (gnus-write-buffer 832 (concat gnus-uu-saved-article-name gnus-current-article))) 833 (cond ((eq in-state 'first) (list gnus-uu-saved-article-name 'begin)) 834 ((eq in-state 'first-and-last) (list gnus-uu-saved-article-name 835 'begin 'end)) 836 ((eq in-state 'last) (list 'end)) 837 (t (list 'middle))))) 838 ((not gnus-uu-save-in-digest) 839 (with-current-buffer buffer 840 (write-region (point-min) (point-max) gnus-uu-saved-article-name t) 841 (cond ((eq in-state 'first) (list gnus-uu-saved-article-name 'begin)) 842 ((eq in-state 'first-and-last) (list gnus-uu-saved-article-name 843 'begin 'end)) 844 ((eq in-state 'last) (list 'end)) 845 (t (list 'middle))))) 846 (t 847 (let ((header (gnus-summary-article-header))) 848 (push (cons (mail-header-from header) 849 (mail-header-subject header)) 850 gnus-uu-digest-from-subject)) 851 (let ((name (file-name-nondirectory gnus-uu-saved-article-name)) 852 beg subj headers headline sorthead body end-string state) 853 (if (or (eq in-state 'first) 854 (eq in-state 'first-and-last)) 855 (progn 856 (setq state (list 'begin)) 857 (with-current-buffer (gnus-get-buffer-create "*gnus-uu-body*") 858 (erase-buffer)) 859 (with-current-buffer (gnus-get-buffer-create "*gnus-uu-pre*") 860 (erase-buffer) 861 (insert (format 862 "Date: %s\nFrom: %s\nSubject: %s Digest\n\n" 863 (message-make-date) name name)) 864 (when (and message-forward-as-mime gnus-uu-digest-buffer) 865 (insert 866 "<#mml type=message/rfc822>\nSubject: Topics\n\n<#/mml>\n") 867 (forward-line -1)) 868 (insert "Topics:\n"))) 869 (when (not (eq in-state 'end)) 870 (setq state (list 'middle)))) 871 (with-current-buffer "*gnus-uu-body*" 872 (goto-char (setq beg (point-max))) 873 (with-current-buffer buffer 874 (save-restriction 875 (let ((inhibit-read-only t)) 876 (set-text-properties (point-min) (point-max) nil)) 877 (when (and message-forward-as-mime 878 message-forward-show-mml 879 gnus-uu-digest-buffer) 880 (mm-enable-multibyte) 881 (mime-to-mml)) 882 (goto-char (point-min)) 883 (search-forward "\n\n") 884 (unless (and message-forward-as-mime gnus-uu-digest-buffer) 885 ;; Quote all 30-dash lines. 886 (save-excursion 887 (while (re-search-forward "^-" nil t) 888 (beginning-of-line) 889 (delete-char 1) 890 (insert "- ")))) 891 (setq body (buffer-substring (1- (point)) (point-max))) 892 (narrow-to-region (point-min) (point)) 893 (if (not (setq headers gnus-uu-digest-headers)) 894 (setq sorthead (buffer-string)) 895 (while headers 896 (setq headline (car headers)) 897 (setq headers (cdr headers)) 898 (goto-char (point-min)) 899 (while (re-search-forward headline nil t) 900 (setq sorthead 901 (concat sorthead 902 (buffer-substring 903 (match-beginning 0) 904 (or (and (re-search-forward "^[^ \t]" nil t) 905 (1- (point))) 906 (progn (forward-line 1) (point))))))))))) 907 (if (and message-forward-as-mime gnus-uu-digest-buffer) 908 (if message-forward-show-mml 909 (progn 910 (insert "\n<#mml type=message/rfc822>\n") 911 (insert sorthead) (goto-char (point-max)) 912 (insert body) (goto-char (point-max)) 913 (insert "\n<#/mml>\n")) 914 (let ((buf (mml-generate-new-buffer " *mml*"))) 915 (with-current-buffer buf 916 (insert sorthead) 917 (goto-char (point-min)) 918 (when (re-search-forward "^Subject: \\(.*\\)$" nil t) 919 (setq subj (buffer-substring (match-beginning 1) 920 (match-end 1)))) 921 (goto-char (point-max)) 922 (insert body)) 923 (insert "\n<#part type=message/rfc822" 924 " buffer=\"" (buffer-name buf) "\">\n"))) 925 (insert sorthead) (goto-char (point-max)) 926 (insert body) (goto-char (point-max)) 927 (insert (concat "\n" (make-string 30 ?-) "\n\n"))) 928 (goto-char beg) 929 (when (re-search-forward "^Subject: \\(.*\\)$" nil t) 930 (setq subj (buffer-substring (match-beginning 1) (match-end 1)))) 931 (when subj 932 (with-current-buffer "*gnus-uu-pre*" 933 (insert (format " %s\n" subj))))) 934 (when (or (eq in-state 'last) 935 (eq in-state 'first-and-last)) 936 (if (and message-forward-as-mime gnus-uu-digest-buffer) 937 (with-current-buffer gnus-uu-digest-buffer 938 (erase-buffer) 939 (insert-buffer-substring "*gnus-uu-pre*") 940 (goto-char (point-max)) 941 (insert-buffer-substring "*gnus-uu-body*")) 942 (with-current-buffer "*gnus-uu-pre*" 943 (insert (format "\n\n%s\n\n" (make-string 70 ?-))) 944 (if gnus-uu-digest-buffer 945 (with-current-buffer gnus-uu-digest-buffer 946 (erase-buffer) 947 (insert-buffer-substring "*gnus-uu-pre*")) 948 (let ((coding-system-for-write mm-text-coding-system)) 949 (gnus-write-buffer gnus-uu-saved-article-name)))) 950 (with-current-buffer "*gnus-uu-body*" 951 (goto-char (point-max)) 952 (insert 953 (concat (setq end-string (format "End of %s Digest" name)) 954 "\n")) 955 (insert (concat (make-string (length end-string) ?*) "\n")) 956 (if gnus-uu-digest-buffer 957 (with-current-buffer gnus-uu-digest-buffer 958 (goto-char (point-max)) 959 (insert-buffer-substring "*gnus-uu-body*")) 960 (let ((coding-system-for-write mm-text-coding-system) 961 (file-name-coding-system nnmail-pathname-coding-system)) 962 (write-region 963 (point-min) (point-max) gnus-uu-saved-article-name t))))) 964 (gnus-kill-buffer "*gnus-uu-pre*") 965 (gnus-kill-buffer "*gnus-uu-body*") 966 (push 'end state)) 967 (if (memq 'begin state) 968 (cons gnus-uu-saved-article-name state) 969 state))))) 970 971;; Binhex treatment - not very advanced. 972 973(defvar gnus-uu-binhex-body-line 974 "^[^:]...............................................................$") 975(defvar gnus-uu-binhex-begin-line 976 "^:...............................................................$") 977(defvar gnus-uu-binhex-end-line 978 ":$") 979 980(defun gnus-uu-binhex-article (buffer in-state) 981 (let (state start-char) 982 (with-current-buffer buffer 983 (widen) 984 (goto-char (point-min)) 985 (when (not (re-search-forward gnus-uu-binhex-begin-line nil t)) 986 (when (not (re-search-forward gnus-uu-binhex-body-line nil t)) 987 (setq state (list 'wrong-type)))) 988 989 (if (memq 'wrong-type state) 990 () 991 (beginning-of-line) 992 (setq start-char (point)) 993 (if (looking-at gnus-uu-binhex-begin-line) 994 (progn 995 (setq state (list 'begin)) 996 (write-region (point-min) (point-min) 997 gnus-uu-binhex-article-name)) 998 (setq state (list 'middle))) 999 (goto-char (point-max)) 1000 (re-search-backward (concat gnus-uu-binhex-body-line "\\|" 1001 gnus-uu-binhex-end-line) 1002 nil t) 1003 (when (looking-at gnus-uu-binhex-end-line) 1004 (setq state (if (memq 'begin state) 1005 (cons 'end state) 1006 (list 'end)))) 1007 (beginning-of-line) 1008 (forward-line 1) 1009 (when (file-exists-p gnus-uu-binhex-article-name) 1010 (mm-append-to-file start-char (point) gnus-uu-binhex-article-name)))) 1011 (if (memq 'begin state) 1012 (cons gnus-uu-binhex-article-name state) 1013 state))) 1014 1015;; yEnc 1016 1017(defun gnus-uu-yenc-article (buffer in-state) 1018 (with-current-buffer gnus-original-article-buffer 1019 (widen) 1020 (let ((file-name (yenc-extract-filename)) 1021 state start-char) 1022 (when (not file-name) 1023 (setq state (list 'wrong-type))) 1024 1025 (if (memq 'wrong-type state) 1026 () 1027 (when (yenc-first-part-p) 1028 (setq gnus-uu-yenc-article-name 1029 (expand-file-name file-name gnus-uu-work-dir)) 1030 (push 'begin state)) 1031 (when (yenc-last-part-p) 1032 (push 'end state)) 1033 (unless state 1034 (push 'middle state)) 1035 (mm-with-unibyte-buffer 1036 (insert-buffer-substring gnus-original-article-buffer) 1037 (yenc-decode-region (point-min) (point-max)) 1038 (when (and (member 'begin state) 1039 (file-exists-p gnus-uu-yenc-article-name)) 1040 (delete-file gnus-uu-yenc-article-name)) 1041 (mm-append-to-file (point-min) (point-max) 1042 gnus-uu-yenc-article-name))) 1043 (if (memq 'begin state) 1044 (cons file-name state) 1045 state)))) 1046 1047;; PostScript 1048 1049(defun gnus-uu-decode-postscript-article (process-buffer in-state) 1050 (let ((state (list 'ok)) 1051 start-char end-char file-name) 1052 (with-current-buffer process-buffer 1053 (goto-char (point-min)) 1054 (if (not (re-search-forward gnus-uu-postscript-begin-string nil t)) 1055 (setq state (list 'wrong-type)) 1056 (beginning-of-line) 1057 (setq start-char (point)) 1058 (if (not (re-search-forward gnus-uu-postscript-end-string nil t)) 1059 (setq state (list 'wrong-type)) 1060 (setq end-char (point)) 1061 (set-buffer (gnus-get-buffer-create gnus-uu-output-buffer-name)) 1062 (insert-buffer-substring process-buffer start-char end-char) 1063 (setq file-name (concat gnus-uu-work-dir 1064 (cdr gnus-article-current) ".ps")) 1065 (write-region (point-min) (point-max) file-name) 1066 (setq state (list file-name 'begin 'end))))) 1067 state)) 1068 1069 1070;; Find actions. 1071 1072(defun gnus-uu-get-actions (files) 1073 (let ((ofiles files) 1074 action name) 1075 (while files 1076 (setq name (cdr (assq 'name (car files)))) 1077 (and 1078 (setq action (gnus-uu-get-action name)) 1079 (setcar files (nconc (list (if (string= action "gnus-uu-archive") 1080 (cons 'action "file") 1081 (cons 'action action)) 1082 (cons 'execute (gnus-uu-command 1083 action name))) 1084 (car files)))) 1085 (setq files (cdr files))) 1086 ofiles)) 1087 1088(defun gnus-uu-get-action (file-name) 1089 (let (action) 1090 (setq action 1091 (gnus-uu-choose-action 1092 file-name 1093 (append 1094 gnus-uu-user-view-rules 1095 (if gnus-uu-ignore-default-view-rules 1096 nil 1097 gnus-uu-default-view-rules) 1098 gnus-uu-user-view-rules-end))) 1099 (when (and (not (string= (or action "") "gnus-uu-archive")) 1100 gnus-uu-view-with-metamail) 1101 (when (setq action 1102 (gnus-uu-choose-action file-name gnus-uu-ext-to-mime-list)) 1103 (setq action (format "metamail -d -b -c \"%s\"" action)))) 1104 action)) 1105 1106 1107;; Functions for treating subjects and collecting series. 1108 1109(defun gnus-uu-reginize-string (string) 1110 ;; Takes a string and puts a \ in front of every special character; 1111 ;; replaces the last thing that looks like "2/3" with "[0-9]+/3" 1112 ;; or, if it can't find something like that, tries "2 of 3", then 1113 ;; finally just replaces the next to last number with "[0-9]+". 1114 (with-current-buffer (gnus-get-buffer-create gnus-uu-output-buffer-name) 1115 (buffer-disable-undo) 1116 (erase-buffer) 1117 (insert (regexp-quote string)) 1118 1119 (setq case-fold-search nil) 1120 1121 (end-of-line) 1122 (if (re-search-backward "\\([^0-9]\\)[0-9]+/\\([0-9]+\\)" nil t) 1123 (replace-match "\\1[0-9]+/\\2") 1124 1125 (end-of-line) 1126 (if (re-search-backward "\\([^0-9]\\)[0-9]+[ \t]*of[ \t]*\\([0-9]+\\)" 1127 nil t) 1128 (replace-match "\\1[0-9]+ of \\2") 1129 1130 (end-of-line) 1131 (if (re-search-backward "\\([^0-9]\\)[0-9]+\\([^0-9]+\\)[0-9]+" 1132 nil t) 1133 (replace-match "\\1[0-9]+\\2[0-9]+" t nil nil nil)))) 1134 1135 (goto-char (point-min)) 1136 (while (re-search-forward "[ \t]+" nil t) 1137 (replace-match "[ \t]+" t t)) 1138 1139 (buffer-string))) 1140 1141(defun gnus-uu-get-list-of-articles (n) 1142 ;; If N is non-nil, the article numbers of the N next articles 1143 ;; will be returned. 1144 ;; If any articles have been marked as processable, they will be 1145 ;; returned. 1146 ;; Failing that, articles that have subjects that are part of the 1147 ;; same "series" as the current will be returned. 1148 (let (articles) 1149 (cond 1150 (n 1151 (setq n (prefix-numeric-value n)) 1152 (let ((backward (< n 0)) 1153 (n (abs n))) 1154 (save-excursion 1155 (while (and (> n 0) 1156 (push (gnus-summary-article-number) 1157 articles) 1158 (gnus-summary-search-forward nil nil backward)) 1159 (setq n (1- n)))) 1160 (nreverse articles))) 1161 (gnus-newsgroup-processable 1162 (reverse gnus-newsgroup-processable)) 1163 (t 1164 (gnus-uu-find-articles-matching))))) 1165 1166(defun gnus-uu-string< (l1 l2) 1167 (string< (car l1) (car l2))) 1168 1169(defun gnus-uu-find-articles-matching 1170 (&optional subject only-unread do-not-translate) 1171 ;; Finds all articles that matches the regexp SUBJECT. If it is 1172 ;; nil, the current article name will be used. If ONLY-UNREAD is 1173 ;; non-nil, only unread articles are chosen. If DO-NOT-TRANSLATE is 1174 ;; non-nil, article names are not equalized before sorting. 1175 (let ((subject (or subject 1176 (gnus-uu-reginize-string (gnus-summary-article-subject)))) 1177 list-of-subjects) 1178 (save-excursion 1179 (when subject 1180 ;; Collect all subjects matching subject. 1181 (let ((case-fold-search t) 1182 (data gnus-newsgroup-data) 1183 subj mark d) 1184 (while data 1185 (setq d (pop data)) 1186 (and (not (gnus-data-pseudo-p d)) 1187 (or (not only-unread) 1188 (= (setq mark (gnus-data-mark d)) 1189 gnus-unread-mark) 1190 (= mark gnus-ticked-mark) 1191 (= mark gnus-dormant-mark)) 1192 (setq subj (mail-header-subject (gnus-data-header d))) 1193 (string-match subject subj) 1194 (push (cons subj (gnus-data-number d)) 1195 list-of-subjects)))) 1196 1197 ;; Expand numbers, sort, and return the list of article 1198 ;; numbers. 1199 (mapcar 'cdr 1200 (sort (gnus-uu-expand-numbers 1201 list-of-subjects 1202 (not do-not-translate)) 1203 'gnus-uu-string<)))))) 1204 1205(defun gnus-uu-expand-numbers (string-list &optional translate) 1206 ;; Takes a list of strings and "expands" all numbers in all the 1207 ;; strings. That is, this function makes all numbers equal length by 1208 ;; prepending lots of zeroes before each number. This is to ease later 1209 ;; sorting to find out what sequence the articles are supposed to be 1210 ;; decoded in. Returns the list of expanded strings. 1211 (let ((out-list string-list) 1212 string) 1213 (with-current-buffer (gnus-get-buffer-create gnus-uu-output-buffer-name) 1214 (buffer-disable-undo) 1215 (while string-list 1216 (erase-buffer) 1217 (insert (caar string-list)) 1218 ;; Translate multiple spaces to one space. 1219 (goto-char (point-min)) 1220 (while (re-search-forward "[ \t]+" nil t) 1221 (replace-match " ")) 1222 ;; Translate all characters to "a". 1223 (goto-char (point-min)) 1224 (when translate 1225 (while (re-search-forward "[A-Za-z]" nil t) 1226 (replace-match "a" t t))) 1227 ;; Expand numbers. 1228 (goto-char (point-min)) 1229 (while (re-search-forward "[0-9]+" nil t) 1230 (ignore-errors 1231 (replace-match 1232 (format "%06d" 1233 (string-to-number (buffer-substring 1234 (match-beginning 0) (match-end 0))))))) 1235 (setq string (buffer-substring (point-min) (point-max))) 1236 (setcar (car string-list) string) 1237 (setq string-list (cdr string-list)))) 1238 out-list)) 1239 1240 1241;; `gnus-uu-grab-articles' is the general multi-article treatment 1242;; function. It takes a list of articles to be grabbed and a function 1243;; to apply to each article. 1244;; 1245;; The function to be called should take two parameters. The first 1246;; parameter is the article buffer. The function should leave the 1247;; result, if any, in this buffer. Most treatment functions will just 1248;; generate files... 1249;; 1250;; The second parameter is the state of the list of articles, and can 1251;; have four values: `first', `middle', `last' and `first-and-last'. 1252;; 1253;; The function should return a list. The list may contain the 1254;; following symbols: 1255;; `error' if an error occurred 1256;; `begin' if the beginning of an encoded file has been received 1257;; If the list returned contains a `begin', the first element of 1258;; the list *must* be a string with the file name of the decoded 1259;; file. 1260;; `end' if the end of an encoded file has been received 1261;; `middle' if the article was a body part of an encoded file 1262;; `wrong-type' if the article was not a part of an encoded file 1263;; `ok', which can be used everything is ok 1264 1265(defvar gnus-uu-has-been-grabbed nil) 1266 1267(defun gnus-uu-unmark-list-of-grabbed (&optional dont-unmark-last-article) 1268 (let (art) 1269 (if (not (and gnus-uu-has-been-grabbed 1270 gnus-uu-unmark-articles-not-decoded)) 1271 () 1272 (when dont-unmark-last-article 1273 (setq art (car gnus-uu-has-been-grabbed)) 1274 (setq gnus-uu-has-been-grabbed (cdr gnus-uu-has-been-grabbed))) 1275 (while gnus-uu-has-been-grabbed 1276 (gnus-summary-tick-article (car gnus-uu-has-been-grabbed) t) 1277 (setq gnus-uu-has-been-grabbed (cdr gnus-uu-has-been-grabbed))) 1278 (when dont-unmark-last-article 1279 (setq gnus-uu-has-been-grabbed (list art)))))) 1280 1281;; This function takes a list of articles and a function to apply to 1282;; each article grabbed. 1283;; 1284;; This function returns a list of files decoded if the grabbing and 1285;; the process-function has been successful and nil otherwise. 1286(defun gnus-uu-grab-articles (articles process-function 1287 &optional sloppy limit no-errors) 1288 (require 'gnus-async) 1289 (let ((state 'first) 1290 (gnus-asynchronous nil) 1291 (gnus-inhibit-treatment t) 1292 has-been-begin article result-file result-files process-state 1293 gnus-summary-display-article-function 1294 gnus-article-prepare-hook gnus-display-mime-function 1295 article-series files) 1296 1297 (while (and articles 1298 (not (memq 'error process-state)) 1299 (or sloppy 1300 (not (memq 'end process-state)))) 1301 1302 (setq article (pop articles)) 1303 (when (vectorp (gnus-summary-article-header article)) 1304 (push article article-series) 1305 1306 (unless articles 1307 (if (eq state 'first) 1308 (setq state 'first-and-last) 1309 (setq state 'last))) 1310 1311 (let ((part (gnus-uu-part-number article))) 1312 (gnus-message 6 "Getting article %d%s..." 1313 article (if (string= part "") "" (concat ", " part)))) 1314 (gnus-summary-display-article article) 1315 1316 ;; Push the article to the processing function. 1317 (with-current-buffer gnus-original-article-buffer 1318 (let ((buffer-read-only nil)) 1319 (with-current-buffer gnus-summary-buffer 1320 (setq process-state 1321 (funcall process-function 1322 gnus-original-article-buffer state))))) 1323 1324 (gnus-summary-remove-process-mark article) 1325 1326 ;; If this is the beginning of a decoded file, we push it 1327 ;; on to a list. 1328 (when (or (memq 'begin process-state) 1329 (and (or (eq state 'first) 1330 (eq state 'first-and-last)) 1331 (memq 'ok process-state))) 1332 (when has-been-begin 1333 ;; If there is a `result-file' here, that means that the 1334 ;; file was unsuccessfully decoded, so we delete it. 1335 (when (and result-file 1336 (file-exists-p result-file) 1337 (not gnus-uu-be-dangerous) 1338 (or (eq gnus-uu-be-dangerous t) 1339 (gnus-y-or-n-p 1340 (format "Delete unsuccessfully decoded file %s? " 1341 result-file)))) 1342 (delete-file result-file))) 1343 (when (memq 'begin process-state) 1344 (setq result-file (car process-state))) 1345 (setq has-been-begin t)) 1346 1347 ;; Check whether we have decoded one complete file. 1348 (when (memq 'end process-state) 1349 (setq article-series nil) 1350 (setq has-been-begin nil) 1351 (if (stringp result-file) 1352 (setq files (list result-file)) 1353 (setq files result-file)) 1354 (setq result-file (car files)) 1355 (while files 1356 (push (list (cons 'name (pop files)) 1357 (cons 'article article)) 1358 result-files)) 1359 ;; Allow user-defined functions to be run on this file. 1360 (when gnus-uu-grabbed-file-functions 1361 (let ((funcs gnus-uu-grabbed-file-functions)) 1362 (unless (listp funcs) 1363 (setq funcs (list funcs))) 1364 (while funcs 1365 (funcall (pop funcs) result-file)))) 1366 (setq result-file nil) 1367 ;; Check whether we have decoded enough articles. 1368 (and limit (= (length result-files) limit) 1369 (setq articles nil))) 1370 1371 ;; If this is the last article to be decoded, and 1372 ;; we still haven't reached the end, then we delete 1373 ;; the partially decoded file. 1374 (and (or (eq state 'last) (eq state 'first-and-last)) 1375 (not (memq 'end process-state)) 1376 result-file 1377 (file-exists-p result-file) 1378 (not gnus-uu-be-dangerous) 1379 (or (eq gnus-uu-be-dangerous t) 1380 (gnus-y-or-n-p 1381 (format "Delete incomplete file %s? " result-file))) 1382 (delete-file result-file)) 1383 1384 ;; If this was a file of the wrong sort, then 1385 (when (and (or (memq 'wrong-type process-state) 1386 (memq 'error process-state)) 1387 gnus-uu-unmark-articles-not-decoded) 1388 (gnus-summary-tick-article article t)) 1389 1390 ;; Set the new series state. 1391 (if (and (not has-been-begin) 1392 (not sloppy) 1393 (or (memq 'end process-state) 1394 (memq 'middle process-state))) 1395 (progn 1396 (setq process-state (list 'error)) 1397 (gnus-message 2 "No begin part at the beginning") 1398 (sleep-for 2)) 1399 (setq state 'middle)))) 1400 1401 ;; When there are no result-files, then something must be wrong. 1402 (if result-files 1403 (message "") 1404 (cond 1405 ((not has-been-begin) 1406 (gnus-message 2 "Wrong type file")) 1407 ((memq 'error process-state) 1408 (gnus-message 2 "An error occurred during decoding")) 1409 ((not (or (memq 'ok process-state) 1410 (memq 'end process-state))) 1411 (gnus-message 2 "End of articles reached before end of file"))) 1412 ;; Make unsuccessfully decoded articles unread. 1413 (when gnus-uu-unmark-articles-not-decoded 1414 (while article-series 1415 (gnus-summary-tick-article (pop article-series) t)))) 1416 1417 ;; The original article buffer is hosed, shoot it down. 1418 (gnus-kill-buffer gnus-original-article-buffer) 1419 (setq gnus-current-article nil) 1420 result-files)) 1421 1422(defun gnus-uu-grab-view (file) 1423 "View FILE using the gnus-uu methods." 1424 (let ((action (gnus-uu-get-action file))) 1425 (gnus-execute-command 1426 (if (string-match "%" action) 1427 (format action file) 1428 (concat action " " file)) 1429 (eq gnus-view-pseudos 'not-confirm)))) 1430 1431(defun gnus-uu-grab-move (file) 1432 "Move FILE to somewhere." 1433 (when gnus-uu-default-dir 1434 (let ((to-file (concat (file-name-as-directory gnus-uu-default-dir) 1435 (file-name-nondirectory file)))) 1436 (rename-file file to-file) 1437 (unless (file-exists-p file) 1438 (make-symbolic-link to-file file))))) 1439 1440(defun gnus-uu-part-number (article) 1441 (let* ((header (gnus-summary-article-header article)) 1442 (subject (and header (mail-header-subject header))) 1443 (part nil)) 1444 (if subject 1445 (while (string-match "[0-9]+/[0-9]+\\|[0-9]+[ \t]+of[ \t]+[0-9]+" 1446 subject) 1447 (setq part (match-string 0 subject)) 1448 (setq subject (substring subject (match-end 0))))) 1449 (or part 1450 (while (string-match "[0-9]+[^0-9]+[0-9]+" subject) 1451 (setq part (match-string 0 subject)) 1452 (setq subject (substring subject (match-end 0))))) 1453 (or part ""))) 1454 1455(defun gnus-uu-uudecode-sentinel (process event) 1456 (delete-process (get-process process))) 1457 1458(defun gnus-uu-uustrip-article (process-buffer in-state) 1459 ;; Uudecodes a file asynchronously. 1460 (with-current-buffer process-buffer 1461 (let ((state (list 'wrong-type)) 1462 process-connection-type case-fold-search buffer-read-only 1463 files start-char) 1464 (goto-char (point-min)) 1465 1466 ;; Deal with ^M at the end of the lines. 1467 (when gnus-uu-kill-carriage-return 1468 (save-excursion 1469 (while (search-forward "\r" nil t) 1470 (delete-char -1)))) 1471 1472 (while (or (re-search-forward gnus-uu-begin-string nil t) 1473 (re-search-forward gnus-uu-body-line nil t)) 1474 (setq state (list 'ok)) 1475 ;; Ok, we are at the first uucoded line. 1476 (beginning-of-line) 1477 (setq start-char (point)) 1478 1479 (if (not (looking-at gnus-uu-begin-string)) 1480 (setq state (list 'middle)) 1481 ;; This is the beginning of a uuencoded article. 1482 ;; We replace certain characters that could make things messy. 1483 (setq gnus-uu-file-name 1484 (gnus-map-function 1485 mm-file-name-rewrite-functions 1486 (file-name-nondirectory (match-string 1)))) 1487 (replace-match (concat "begin 644 " gnus-uu-file-name) t t) 1488 1489 ;; Remove any non gnus-uu-body-line right after start. 1490 (forward-line 1) 1491 (while (and (not (eobp)) 1492 (not (looking-at gnus-uu-body-line))) 1493 (gnus-delete-line)) 1494 1495 ;; If a process is running, we kill it. 1496 (when (and gnus-uu-uudecode-process 1497 (memq (process-status gnus-uu-uudecode-process) 1498 '(run stop))) 1499 (delete-process gnus-uu-uudecode-process) 1500 (gnus-uu-unmark-list-of-grabbed t)) 1501 1502 ;; Start a new uudecoding process. 1503 (let ((cdir default-directory)) 1504 (unwind-protect 1505 (progn 1506 (cd gnus-uu-work-dir) 1507 (setq gnus-uu-uudecode-process 1508 (start-process 1509 "*uudecode*" 1510 (gnus-get-buffer-create gnus-uu-output-buffer-name) 1511 shell-file-name shell-command-switch 1512 (format "cd %s %s uudecode" gnus-uu-work-dir 1513 gnus-shell-command-separator)))) 1514 (cd cdir))) 1515 (set-process-sentinel 1516 gnus-uu-uudecode-process 'gnus-uu-uudecode-sentinel) 1517 (setq state (list 'begin)) 1518 (push (concat gnus-uu-work-dir gnus-uu-file-name) files)) 1519 1520 ;; We look for the end of the thing to be decoded. 1521 (if (re-search-forward gnus-uu-end-string nil t) 1522 (push 'end state) 1523 (goto-char (point-max)) 1524 (re-search-backward gnus-uu-body-line nil t)) 1525 1526 (forward-line 1) 1527 1528 (when gnus-uu-uudecode-process 1529 (when (memq (process-status gnus-uu-uudecode-process) '(run stop)) 1530 ;; Try to correct mishandled uucode. 1531 (when gnus-uu-correct-stripped-uucode 1532 (gnus-uu-check-correct-stripped-uucode start-char (point))) 1533 (gnus-run-hooks 'gnus-uu-pre-uudecode-hook) 1534 1535 ;; Send the text to the process. 1536 (condition-case nil 1537 (process-send-region 1538 gnus-uu-uudecode-process start-char (point)) 1539 (error 1540 (progn 1541 (delete-process gnus-uu-uudecode-process) 1542 (gnus-message 2 "gnus-uu: Couldn't uudecode") 1543 (setq state (list 'wrong-type))))) 1544 1545 (if (memq 'end state) 1546 (progn 1547 ;; Send an EOF, just in case. 1548 (ignore-errors 1549 (process-send-eof gnus-uu-uudecode-process)) 1550 (while (memq (process-status gnus-uu-uudecode-process) 1551 '(open run)) 1552 (accept-process-output gnus-uu-uudecode-process 1))) 1553 (when (or (not gnus-uu-uudecode-process) 1554 (not (memq (process-status gnus-uu-uudecode-process) 1555 '(run stop)))) 1556 (setq state (list 'wrong-type))))))) 1557 1558 (if (memq 'begin state) 1559 (cons (if (= (length files) 1) (car files) files) state) 1560 state)))) 1561 1562(defvar gnus-uu-unshar-warning 1563 "*** WARNING *** 1564 1565Shell archives are an archaic method of bundling files for distribution 1566across computer networks. During the unpacking process, arbitrary commands 1567are executed on your system, and all kinds of nasty things can happen. 1568Please examine the archive very carefully before you instruct Emacs to 1569unpack it. You can browse the archive buffer using \\[scroll-other-window]. 1570 1571If you are unsure what to do, please answer \"no\"." 1572 "Text of warning message displayed by `gnus-uu-unshar-article'. 1573Make sure that this text consists only of few text lines. Otherwise, 1574Gnus might fail to display all of it.") 1575 1576 1577;; This function is used by `gnus-uu-grab-articles' to treat 1578;; a shared article. 1579(defun gnus-uu-unshar-article (process-buffer in-state) 1580 (let ((state (list 'ok)) 1581 start-char) 1582 (with-current-buffer process-buffer 1583 (goto-char (point-min)) 1584 (if (not (re-search-forward gnus-uu-shar-begin-string nil t)) 1585 (setq state (list 'wrong-type)) 1586 (save-window-excursion 1587 (save-excursion 1588 (switch-to-buffer (current-buffer)) 1589 (delete-other-windows) 1590 (let ((buffer (get-buffer-create (generate-new-buffer-name 1591 "*Warning*")))) 1592 (unless 1593 (unwind-protect 1594 (with-current-buffer buffer 1595 (insert (substitute-command-keys 1596 gnus-uu-unshar-warning)) 1597 (goto-char (point-min)) 1598 (display-buffer buffer) 1599 (yes-or-no-p "This is a shell archive, unshar it? ")) 1600 (kill-buffer buffer)) 1601 (setq state (list 'error)))))) 1602 (unless (memq 'error state) 1603 (beginning-of-line) 1604 (setq start-char (point)) 1605 (call-process-region 1606 start-char (point-max) shell-file-name nil 1607 (gnus-get-buffer-create gnus-uu-output-buffer-name) nil 1608 shell-command-switch 1609 (concat "cd " gnus-uu-work-dir " " 1610 gnus-shell-command-separator " sh"))))) 1611 state)) 1612 1613;; `gnus-uu-choose-action' chooses what action to perform given the name 1614;; and `gnus-uu-file-action-list'. Returns either nil if no action is 1615;; found, or the name of the command to run if such a rule is found. 1616(defun gnus-uu-choose-action (file-name file-action-list &optional no-ignore) 1617 (let ((action-list (copy-sequence file-action-list)) 1618 (case-fold-search t) 1619 rule action) 1620 (and 1621 (unless no-ignore 1622 (and (not 1623 (and gnus-uu-ignore-files-by-name 1624 (string-match gnus-uu-ignore-files-by-name file-name))) 1625 (not 1626 (and gnus-uu-ignore-files-by-type 1627 (string-match gnus-uu-ignore-files-by-type 1628 (or (gnus-uu-choose-action 1629 file-name gnus-uu-ext-to-mime-list t) 1630 "")))))) 1631 (while (not (or (eq action-list ()) action)) 1632 (setq rule (car action-list)) 1633 (setq action-list (cdr action-list)) 1634 (when (string-match (car rule) file-name) 1635 (setq action (cadr rule))))) 1636 action)) 1637 1638(defun gnus-uu-treat-archive (file-path) 1639 ;; Unpacks an archive. Returns t if unpacking is successful. 1640 (let ((did-unpack t) 1641 action command dir) 1642 (setq action (gnus-uu-choose-action 1643 file-path (append gnus-uu-user-archive-rules 1644 (if gnus-uu-ignore-default-archive-rules 1645 nil 1646 gnus-uu-default-archive-rules)))) 1647 1648 (when (not action) 1649 (error "No unpackers for the file %s" file-path)) 1650 1651 (string-match "/[^/]*$" file-path) 1652 (setq dir (substring file-path 0 (match-beginning 0))) 1653 1654 (when (member action gnus-uu-destructive-archivers) 1655 (copy-file file-path (concat file-path "~") t)) 1656 1657 (setq command (format "cd %s ; %s" dir (gnus-uu-command action file-path))) 1658 1659 (with-current-buffer (gnus-get-buffer-create gnus-uu-output-buffer-name) 1660 (erase-buffer)) 1661 1662 (gnus-message 5 "Unpacking: %s..." (gnus-uu-command action file-path)) 1663 1664 (if (eq 0 (call-process shell-file-name nil 1665 (gnus-get-buffer-create gnus-uu-output-buffer-name) 1666 nil shell-command-switch command)) 1667 (message "") 1668 (gnus-message 2 "Error during unpacking of archive") 1669 (setq did-unpack nil)) 1670 1671 (when (member action gnus-uu-destructive-archivers) 1672 (rename-file (concat file-path "~") file-path t)) 1673 1674 did-unpack)) 1675 1676(defun gnus-uu-dir-files (dir) 1677 (let ((dirs (directory-files dir t (rx (or (not ".") "...")))) 1678 files file) 1679 (while dirs 1680 (if (file-directory-p (setq file (car dirs))) 1681 (setq files (append files (gnus-uu-dir-files file))) 1682 (push file files)) 1683 (setq dirs (cdr dirs))) 1684 files)) 1685 1686(defun gnus-uu-unpack-files (files &optional ignore) 1687 ;; Go through FILES and look for files to unpack. 1688 (let* ((totfiles (gnus-uu-ls-r gnus-uu-work-dir)) 1689 (ofiles files) 1690 file did-unpack) 1691 (while files 1692 (setq file (cdr (assq 'name (car files)))) 1693 (when (and (not (member file ignore)) 1694 (equal (gnus-uu-get-action (file-name-nondirectory file)) 1695 "gnus-uu-archive")) 1696 (push file did-unpack) 1697 (unless (gnus-uu-treat-archive file) 1698 (gnus-message 2 "Error during unpacking of %s" file)) 1699 (let* ((newfiles (gnus-uu-ls-r gnus-uu-work-dir)) 1700 (nfiles newfiles)) 1701 (while nfiles 1702 (unless (member (car nfiles) totfiles) 1703 (push (list (cons 'name (car nfiles)) 1704 (cons 'original file)) 1705 ofiles)) 1706 (setq nfiles (cdr nfiles))) 1707 (setq totfiles newfiles))) 1708 (setq files (cdr files))) 1709 (if did-unpack 1710 (gnus-uu-unpack-files ofiles (append did-unpack ignore)) 1711 ofiles))) 1712 1713(defun gnus-uu-ls-r (dir) 1714 (let* ((files (gnus-uu-directory-files dir t)) 1715 (ofiles files)) 1716 (while files 1717 (when (file-directory-p (car files)) 1718 (setq ofiles (delete (car files) ofiles)) 1719 (setq ofiles (append ofiles (gnus-uu-ls-r (car files))))) 1720 (setq files (cdr files))) 1721 ofiles)) 1722 1723;; Various stuff 1724 1725(defun gnus-uu-directory-files (dir &optional full) 1726 (let (files out file) 1727 (setq files (directory-files dir full)) 1728 (while files 1729 (setq file (car files)) 1730 (setq files (cdr files)) 1731 (unless (member (file-name-nondirectory file) '("." "..")) 1732 (push file out))) 1733 (setq out (nreverse out)) 1734 out)) 1735 1736(defun gnus-uu-check-correct-stripped-uucode (start end) 1737 (save-excursion 1738 (let (found beg length) 1739 (unless gnus-uu-correct-stripped-uucode 1740 (goto-char start) 1741 1742 (if (re-search-forward " \\|`" end t) 1743 (progn 1744 (goto-char start) 1745 (while (not (eobp)) 1746 (progn 1747 (when (looking-at "\n") 1748 (replace-match "")) 1749 (forward-line 1)))) 1750 1751 (while (not (eobp)) 1752 (unless (looking-at (concat gnus-uu-begin-string "\\|" 1753 gnus-uu-end-string)) 1754 (when (not found) 1755 (setq length (- (point-at-eol) (point-at-bol)))) 1756 (setq found t) 1757 (beginning-of-line) 1758 (setq beg (point)) 1759 (end-of-line) 1760 (unless (= length (- (point) beg)) 1761 (insert (make-string (- length (- (point) beg)) ? )))) 1762 (forward-line 1))))))) 1763 1764(defvar gnus-uu-tmp-alist nil) 1765 1766(defun gnus-uu-initialize (&optional scan) 1767 (let (entry) 1768 (if (and (not scan) 1769 (when (setq entry (assoc gnus-newsgroup-name gnus-uu-tmp-alist)) 1770 (if (file-exists-p (cdr entry)) 1771 (setq gnus-uu-work-dir (cdr entry)) 1772 (setq gnus-uu-tmp-alist (delq entry gnus-uu-tmp-alist)) 1773 nil))) 1774 t 1775 (setq gnus-uu-tmp-dir (file-name-as-directory 1776 (expand-file-name gnus-uu-tmp-dir))) 1777 (if (not (file-directory-p gnus-uu-tmp-dir)) 1778 (error "Temp directory %s doesn't exist" gnus-uu-tmp-dir) 1779 (when (not (file-writable-p gnus-uu-tmp-dir)) 1780 (error "Temp directory %s can't be written to" 1781 gnus-uu-tmp-dir))) 1782 1783 (setq gnus-uu-work-dir 1784 (make-temp-file (concat gnus-uu-tmp-dir "gnus") 'dir)) 1785 (gnus-set-file-modes gnus-uu-work-dir 448) 1786 (setq gnus-uu-work-dir (file-name-as-directory gnus-uu-work-dir)) 1787 (push (cons gnus-newsgroup-name gnus-uu-work-dir) 1788 gnus-uu-tmp-alist)))) 1789 1790 1791;; Kills the temporary uu buffers, kills any processes, etc. 1792(defun gnus-uu-clean-up () 1793 (let (buf) 1794 (and gnus-uu-uudecode-process 1795 (memq (process-status (or gnus-uu-uudecode-process "nevair")) 1796 '(stop run)) 1797 (delete-process gnus-uu-uudecode-process)) 1798 (when (setq buf (get-buffer gnus-uu-output-buffer-name)) 1799 (kill-buffer buf)))) 1800 1801;; Inputs an action and a filename and returns a full command, making sure 1802;; that the filename will be treated as a single argument when the shell 1803;; executes the command. 1804(defun gnus-uu-command (action file) 1805 (let ((quoted-file (shell-quote-argument file))) 1806 (if (string-match "%s" action) 1807 (format action quoted-file) 1808 (concat action " " quoted-file)))) 1809 1810(defun gnus-uu-delete-work-dir (&optional dir) 1811 "Delete recursively all files and directories under `gnus-uu-work-dir'." 1812 (if dir 1813 (gnus-message 7 "Deleting directory %s..." dir) 1814 (setq dir gnus-uu-work-dir)) 1815 (when (and dir 1816 (file-exists-p dir)) 1817 (let ((files (directory-files dir t nil t)) 1818 file) 1819 (while (setq file (pop files)) 1820 (unless (member (file-name-nondirectory file) '("." "..")) 1821 (if (file-directory-p file) 1822 (gnus-uu-delete-work-dir file) 1823 (gnus-message 9 "Deleting file %s..." file) 1824 (condition-case err 1825 (delete-file file) 1826 (error (gnus-message 3 "Deleting file %s failed... %s" file err)))))) 1827 (condition-case err 1828 (delete-directory dir) 1829 (error (gnus-message 3 "Deleting directory %s failed... %s" file err)))) 1830 (gnus-message 7 ""))) 1831 1832;; Initializing 1833 1834(add-hook 'gnus-summary-prepare-exit-hook 'gnus-uu-clean-up) 1835(add-hook 'gnus-summary-prepare-exit-hook 'gnus-uu-delete-work-dir) 1836 1837 1838 1839;;; 1840;;; uuencoded posting 1841;;; 1842 1843;; Any function that is to be used as and encoding method will take two 1844;; parameters: PATH-NAME and FILE-NAME. (E.g. "/home/gaga/spiral.jpg" 1845;; and "spiral.jpg", respectively.) The function should return nil if 1846;; the encoding wasn't successful. 1847(defcustom gnus-uu-post-encode-method 'gnus-uu-post-encode-uuencode 1848 "Function used for encoding binary files. 1849There are three functions supplied with gnus-uu for encoding files: 1850`gnus-uu-post-encode-uuencode', which does straight uuencoding; 1851`gnus-uu-post-encode-mime', which encodes with base64 and adds MIME 1852headers; and `gnus-uu-post-encode-mime-uuencode', which encodes with 1853uuencode and adds MIME headers." 1854 :group 'gnus-extract-post 1855 :type '(radio (function-item gnus-uu-post-encode-uuencode) 1856 (function-item gnus-uu-post-encode-mime) 1857 (function-item gnus-uu-post-encode-mime-uuencode) 1858 (function :tag "Other"))) 1859 1860(defcustom gnus-uu-post-include-before-composing nil 1861 "Non-nil means that gnus-uu will ask for a file to encode before you compose the article. 1862If this variable is t, you can either include an encoded file with 1863\\[gnus-uu-post-insert-binary-in-article] or have one included for you when you post the article." 1864 :group 'gnus-extract-post 1865 :type 'boolean) 1866 1867(defcustom gnus-uu-post-length 990 1868 "Maximum length of an article. 1869The encoded file will be split into how many articles it takes to 1870post the entire file." 1871 :group 'gnus-extract-post 1872 :type 'integer) 1873 1874(defcustom gnus-uu-post-threaded nil 1875 "Non-nil means that gnus-uu will post the encoded file in a thread. 1876This may not be smart, as no other decoder I have seen are able to 1877follow threads when collecting uuencoded articles. (Well, I have seen 1878one package that does that - gnus-uu, but somehow, I don't think that 1879counts...) The default is nil." 1880 :group 'gnus-extract-post 1881 :type 'boolean) 1882 1883(defcustom gnus-uu-post-separate-description t 1884 "Non-nil means that the description will be posted in a separate article. 1885The first article will typically be numbered (0/x). If this variable 1886is nil, the description the user enters will be included at the 1887beginning of the first article, which will be numbered (1/x). Default 1888is t." 1889 :group 'gnus-extract-post 1890 :type 'boolean) 1891 1892(defvar gnus-uu-post-binary-separator "--binary follows this line--") 1893(defvar gnus-uu-post-message-id nil) 1894(defvar gnus-uu-post-inserted-file-name nil) 1895(defvar gnus-uu-winconf-post-news nil) 1896 1897(defun gnus-uu-post-news () 1898 "Compose an article and post an encoded file." 1899 (interactive) 1900 (setq gnus-uu-post-inserted-file-name nil) 1901 (setq gnus-uu-winconf-post-news (current-window-configuration)) 1902 1903 (gnus-summary-post-news) 1904 1905 (let ((map (make-sparse-keymap))) 1906 (set-keymap-parent map (current-local-map)) 1907 (use-local-map map)) 1908 ;;(local-set-key "\C-c\C-c" 'gnus-summary-edit-article-done) 1909 (local-set-key "\C-c\C-c" 'gnus-uu-post-news-inews) 1910 (local-set-key "\C-c\C-s" 'gnus-uu-post-news-inews) 1911 (local-set-key "\C-c\C-i" 'gnus-uu-post-insert-binary-in-article) 1912 1913 (when gnus-uu-post-include-before-composing 1914 (save-excursion (setq gnus-uu-post-inserted-file-name 1915 (gnus-uu-post-insert-binary))))) 1916 1917(defun gnus-uu-post-insert-binary-in-article () 1918 "Inserts an encoded file in the buffer. 1919The user will be asked for a file name." 1920 (interactive) 1921 (save-excursion 1922 (setq gnus-uu-post-inserted-file-name (gnus-uu-post-insert-binary)))) 1923 1924;; Encodes with uuencode and substitutes all spaces with backticks. 1925(defun gnus-uu-post-encode-uuencode (path file-name) 1926 (when (gnus-uu-post-encode-file "uuencode" path file-name) 1927 (goto-char (point-min)) 1928 (forward-line 1) 1929 (while (search-forward " " nil t) 1930 (replace-match "`")) 1931 t)) 1932 1933;; Encodes with uuencode and adds MIME headers. 1934(defun gnus-uu-post-encode-mime-uuencode (path file-name) 1935 (when (gnus-uu-post-encode-uuencode path file-name) 1936 (gnus-uu-post-make-mime file-name "x-uue") 1937 t)) 1938 1939;; Encodes with base64 and adds MIME headers 1940(defun gnus-uu-post-encode-mime (path file-name) 1941 (when (eq 0 (call-process shell-file-name nil t nil shell-command-switch 1942 (format "%s %s -o %s" "mmencode" path file-name))) 1943 (gnus-uu-post-make-mime file-name "base64") 1944 t)) 1945 1946;; Adds MIME headers. 1947(defun gnus-uu-post-make-mime (file-name encoding) 1948 (goto-char (point-min)) 1949 (insert (format "Content-Type: %s; name=\"%s\"\n" 1950 (gnus-uu-choose-action file-name gnus-uu-ext-to-mime-list) 1951 file-name)) 1952 (insert (format "Content-Transfer-Encoding: %s\n\n" encoding)) 1953 (save-restriction 1954 (set-buffer gnus-message-buffer) 1955 (goto-char (point-min)) 1956 (re-search-forward (concat "^" (regexp-quote mail-header-separator) "$")) 1957 (forward-line -1) 1958 (narrow-to-region (point-min) (point)) 1959 (unless (mail-fetch-field "mime-version") 1960 (widen) 1961 (insert "MIME-Version: 1.0\n")) 1962 (widen))) 1963 1964;; Encodes a file PATH with COMMAND, leaving the result in the 1965;; current buffer. 1966(defun gnus-uu-post-encode-file (command path file-name) 1967 (eq 0 (call-process shell-file-name nil t nil shell-command-switch 1968 (format "%s %s %s" command path file-name)))) 1969 1970(defun gnus-uu-post-news-inews () 1971 "Posts the composed news article and encoded file. 1972If no file has been included, the user will be asked for a file." 1973 (interactive) 1974 1975 (let (file-name) 1976 1977 (if gnus-uu-post-inserted-file-name 1978 (setq file-name gnus-uu-post-inserted-file-name) 1979 (setq file-name (gnus-uu-post-insert-binary))) 1980 1981 (gnus-uu-post-encoded file-name gnus-uu-post-threaded)) 1982 (setq gnus-uu-post-inserted-file-name nil) 1983 (when gnus-uu-winconf-post-news 1984 (set-window-configuration gnus-uu-winconf-post-news))) 1985 1986;; Asks for a file to encode, encodes it and inserts the result in 1987;; the current buffer. Returns the file name the user gave. 1988(defun gnus-uu-post-insert-binary () 1989 (let ((uuencode-buffer-name "*uuencode buffer*") 1990 file-path uubuf file-name) 1991 1992 (setq file-path (read-file-name 1993 "What file do you want to encode? ")) 1994 (when (not (file-exists-p file-path)) 1995 (error "%s: No such file" file-path)) 1996 1997 (goto-char (point-max)) 1998 (insert (format "\n%s\n" gnus-uu-post-binary-separator)) 1999 2000 ;; #### Unix-specific? 2001 (when (string-match "^~/" file-path) 2002 (setq file-path (concat "$HOME" (substring file-path 1)))) 2003 ;; #### Unix-specific? 2004 (if (string-match "/[^/]*$" file-path) 2005 (setq file-name (substring file-path (1+ (match-beginning 0)))) 2006 (setq file-name file-path)) 2007 2008 (unwind-protect 2009 (if (with-current-buffer 2010 (setq uubuf (gnus-get-buffer-create uuencode-buffer-name)) 2011 (erase-buffer) 2012 (funcall gnus-uu-post-encode-method file-path file-name)) 2013 (insert-buffer-substring uubuf) 2014 (error "Encoding unsuccessful")) 2015 (kill-buffer uubuf)) 2016 file-name)) 2017 2018;; Posts the article and all of the encoded file. 2019(defun gnus-uu-post-encoded (file-name &optional threaded) 2020 (let ((send-buffer-name "*uuencode send buffer*") 2021 (encoded-buffer-name "*encoded buffer*") 2022 (top-string "[ cut here %s (%s %d/%d) %s gnus-uu ]") 2023 (separator (concat mail-header-separator "\n\n")) 2024 uubuf length parts header i end beg 2025 beg-line minlen post-buf whole-len beg-binary end-binary) 2026 2027 (setq post-buf (current-buffer)) 2028 2029 (goto-char (point-min)) 2030 (when (not (re-search-forward 2031 (if gnus-uu-post-separate-description 2032 (concat "^" (regexp-quote gnus-uu-post-binary-separator) 2033 "$") 2034 (concat "^" (regexp-quote mail-header-separator) "$")) 2035 nil t)) 2036 (error "Internal error: No binary/header separator")) 2037 (beginning-of-line) 2038 (forward-line 1) 2039 (setq beg-binary (point)) 2040 (setq end-binary (point-max)) 2041 2042 (with-current-buffer 2043 (setq uubuf (gnus-get-buffer-create encoded-buffer-name)) 2044 (erase-buffer) 2045 (insert-buffer-substring post-buf beg-binary end-binary) 2046 (goto-char (point-min)) 2047 (setq length (count-lines (point-min) (point-max))) 2048 (setq parts (/ length gnus-uu-post-length)) 2049 (unless (< (% length gnus-uu-post-length) 4) 2050 (cl-incf parts))) 2051 2052 (when gnus-uu-post-separate-description 2053 (forward-line -1)) 2054 (delete-region (point) (point-max)) 2055 2056 (goto-char (point-min)) 2057 (re-search-forward 2058 (concat "^" (regexp-quote mail-header-separator) "$") nil t) 2059 (setq header (buffer-substring (point-min) (point-at-bol))) 2060 2061 (goto-char (point-min)) 2062 (when gnus-uu-post-separate-description 2063 (when (re-search-forward "^Subject: " nil t) 2064 (end-of-line) 2065 (insert (format " (0/%d)" parts))) 2066 (save-excursion 2067 (message-send)) 2068 (setq gnus-uu-post-message-id (message-fetch-field "message-id"))) 2069 2070 (save-excursion 2071 (setq i 1) 2072 (setq beg 1) 2073 (while (not (> i parts)) 2074 (set-buffer (gnus-get-buffer-create send-buffer-name)) 2075 (erase-buffer) 2076 (insert header) 2077 (when (and threaded gnus-uu-post-message-id) 2078 (insert "References: " gnus-uu-post-message-id "\n")) 2079 (insert separator) 2080 (setq whole-len 2081 (- 62 (length (format top-string "" file-name i parts "")))) 2082 (when (> 1 (setq minlen (/ whole-len 2))) 2083 (setq minlen 1)) 2084 (setq 2085 beg-line 2086 (format top-string 2087 (make-string minlen ?-) 2088 file-name i parts 2089 (make-string 2090 (if (= 0 (% whole-len 2)) (1- minlen) minlen) ?-))) 2091 2092 (goto-char (point-min)) 2093 (when (re-search-forward "^Subject: " nil t) 2094 (end-of-line) 2095 (insert (format " (%d/%d)" i parts))) 2096 2097 (goto-char (point-max)) 2098 (with-current-buffer uubuf 2099 (goto-char beg) 2100 (if (= i parts) 2101 (goto-char (point-max)) 2102 (forward-line gnus-uu-post-length)) 2103 (when (and (= (1+ i) parts) (< (count-lines (point) (point-max)) 4)) 2104 (forward-line -4)) 2105 (setq end (point))) 2106 (insert-buffer-substring uubuf beg end) 2107 (insert beg-line "\n") 2108 (setq beg end) 2109 (cl-incf i) 2110 (goto-char (point-min)) 2111 (re-search-forward 2112 (concat "^" (regexp-quote mail-header-separator) "$") nil t) 2113 (beginning-of-line) 2114 (forward-line 2) 2115 (when (re-search-forward 2116 (concat "^" (regexp-quote gnus-uu-post-binary-separator) "$") 2117 nil t) 2118 (replace-match "") 2119 (forward-line 1)) 2120 (insert beg-line) 2121 (insert "\n") 2122 (let (message-sent-message-via) 2123 (save-excursion 2124 (message-send)) 2125 (setq gnus-uu-post-message-id 2126 (concat (message-fetch-field "references") " " 2127 (message-fetch-field "message-id")))))) 2128 2129 (gnus-kill-buffer send-buffer-name) 2130 (gnus-kill-buffer encoded-buffer-name) 2131 2132 (when (not gnus-uu-post-separate-description) 2133 (set-buffer-modified-p nil) 2134 (bury-buffer)))) 2135 2136(provide 'gnus-uu) 2137 2138;;; gnus-uu.el ends here 2139