1<?php
2/**
3 * HTML output functions
4 *
5 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
6 * @author     Andreas Gohr <andi@splitbrain.org>
7 */
8
9use dokuwiki\ChangeLog\MediaChangeLog;
10use dokuwiki\ChangeLog\PageChangeLog;
11use dokuwiki\Extension\AuthPlugin;
12use dokuwiki\Extension\Event;
13
14if (!defined('SEC_EDIT_PATTERN')) {
15    define('SEC_EDIT_PATTERN', '#<!-- EDIT({.*?}) -->#');
16}
17
18
19/**
20 * Convenience function to quickly build a wikilink
21 *
22 * @author Andreas Gohr <andi@splitbrain.org>
23 * @param string  $id      id of the target page
24 * @param string  $name    the name of the link, i.e. the text that is displayed
25 * @param string|array  $search  search string(s) that shall be highlighted in the target page
26 * @return string the HTML code of the link
27 */
28function html_wikilink($id,$name=null,$search=''){
29    /** @var Doku_Renderer_xhtml $xhtml_renderer */
30    static $xhtml_renderer = null;
31    if(is_null($xhtml_renderer)){
32        $xhtml_renderer = p_get_renderer('xhtml');
33    }
34
35    return $xhtml_renderer->internallink($id,$name,$search,true,'navigation');
36}
37
38/**
39 * The loginform
40 *
41 * @author   Andreas Gohr <andi@splitbrain.org>
42 *
43 * @param bool $svg Whether to show svg icons in the register and resendpwd links or not
44 */
45function html_login($svg = false){
46    global $lang;
47    global $conf;
48    global $ID;
49    global $INPUT;
50
51    print p_locale_xhtml('login');
52    print '<div class="centeralign">'.NL;
53    $form = new Doku_Form(array('id' => 'dw__login', 'action'=>wl($ID)));
54    $form->startFieldset($lang['btn_login']);
55    $form->addHidden('id', $ID);
56    $form->addHidden('do', 'login');
57    $form->addElement(form_makeTextField(
58        'u',
59        ((!$INPUT->bool('http_credentials')) ? $INPUT->str('u') : ''),
60        $lang['user'],
61        'focus__this',
62        'block')
63    );
64    $form->addElement(form_makePasswordField('p', $lang['pass'], '', 'block'));
65    if($conf['rememberme']) {
66        $form->addElement(form_makeCheckboxField('r', '1', $lang['remember'], 'remember__me', 'simple'));
67    }
68    $form->addElement(form_makeButton('submit', '', $lang['btn_login']));
69    $form->endFieldset();
70
71    if(actionOK('register')){
72        $registerLink = (new \dokuwiki\Menu\Item\Register())->asHtmlLink('', $svg);
73        $form->addElement('<p>'.$lang['reghere'].': '. $registerLink .'</p>');
74    }
75
76    if (actionOK('resendpwd')) {
77        $resendPwLink = (new \dokuwiki\Menu\Item\Resendpwd())->asHtmlLink('', $svg);
78        $form->addElement('<p>'.$lang['pwdforget'].': '. $resendPwLink .'</p>');
79    }
80
81    html_form('login', $form);
82    print '</div>'.NL;
83}
84
85
86/**
87 * Denied page content
88 *
89 * @return string html
90 */
91function html_denied() {
92    print p_locale_xhtml('denied');
93
94    if(empty($_SERVER['REMOTE_USER']) && actionOK('login')){
95        html_login();
96    }
97}
98
99/**
100 * inserts section edit buttons if wanted or removes the markers
101 *
102 * @author Andreas Gohr <andi@splitbrain.org>
103 *
104 * @param string $text
105 * @param bool   $show show section edit buttons?
106 * @return string
107 */
108function html_secedit($text,$show=true){
109    global $INFO;
110
111    if((isset($INFO) && !$INFO['writable']) || !$show || (isset($INFO) && $INFO['rev'])){
112        return preg_replace(SEC_EDIT_PATTERN,'',$text);
113    }
114
115    return preg_replace_callback(SEC_EDIT_PATTERN,
116                'html_secedit_button', $text);
117}
118
119/**
120 * prepares section edit button data for event triggering
121 * used as a callback in html_secedit
122 *
123 * @author Andreas Gohr <andi@splitbrain.org>
124 *
125 * @param array $matches matches with regexp
126 * @return string
127 * @triggers HTML_SECEDIT_BUTTON
128 */
129function html_secedit_button($matches){
130    $json = htmlspecialchars_decode($matches[1], ENT_QUOTES);
131    $data = json_decode($json, true);
132    if ($data == NULL) {
133        return;
134    }
135    $data ['target'] = strtolower($data['target']);
136    $data ['hid'] = strtolower($data['hid']);
137
138    return Event::createAndTrigger('HTML_SECEDIT_BUTTON', $data,
139                         'html_secedit_get_button');
140}
141
142/**
143 * prints a section editing button
144 * used as default action form HTML_SECEDIT_BUTTON
145 *
146 * @author Adrian Lang <lang@cosmocode.de>
147 *
148 * @param array $data name, section id and target
149 * @return string html
150 */
151function html_secedit_get_button($data) {
152    global $ID;
153    global $INFO;
154
155    if (!isset($data['name']) || $data['name'] === '') return '';
156
157    $name = $data['name'];
158    unset($data['name']);
159
160    $secid = $data['secid'];
161    unset($data['secid']);
162
163    return "<div class='secedit editbutton_" . $data['target'] .
164                       " editbutton_" . $secid . "'>" .
165           html_btn('secedit', $ID, '',
166                    array_merge(array('do'  => 'edit',
167                                      'rev' => $INFO['lastmod'],
168                                      'summary' => '['.$name.'] '), $data),
169                    'post', $name) . '</div>';
170}
171
172/**
173 * Just the back to top button (in its own form)
174 *
175 * @author Andreas Gohr <andi@splitbrain.org>
176 *
177 * @return string html
178 */
179function html_topbtn(){
180    global $lang;
181
182    $ret = '<a class="nolink" href="#dokuwiki__top">' .
183        '<button class="button" onclick="window.scrollTo(0, 0)" title="' . $lang['btn_top'] . '">' .
184        $lang['btn_top'] .
185        '</button></a>';
186
187    return $ret;
188}
189
190/**
191 * Displays a button (using its own form)
192 * If tooltip exists, the access key tooltip is replaced.
193 *
194 * @author Andreas Gohr <andi@splitbrain.org>
195 *
196 * @param string         $name
197 * @param string         $id
198 * @param string         $akey   access key
199 * @param string[] $params key-value pairs added as hidden inputs
200 * @param string         $method
201 * @param string         $tooltip
202 * @param bool|string    $label  label text, false: lookup btn_$name in localization
203 * @param string         $svg (optional) svg code, inserted into the button
204 * @return string
205 */
206function html_btn($name, $id, $akey, $params, $method='get', $tooltip='', $label=false, $svg=null){
207    global $conf;
208    global $lang;
209
210    if (!$label)
211        $label = $lang['btn_'.$name];
212
213    $ret = '';
214
215    //filter id (without urlencoding)
216    $id = idfilter($id,false);
217
218    //make nice URLs even for buttons
219    if($conf['userewrite'] == 2){
220        $script = DOKU_BASE.DOKU_SCRIPT.'/'.$id;
221    }elseif($conf['userewrite']){
222        $script = DOKU_BASE.$id;
223    }else{
224        $script = DOKU_BASE.DOKU_SCRIPT;
225        $params['id'] = $id;
226    }
227
228    $ret .= '<form class="button btn_'.$name.'" method="'.$method.'" action="'.$script.'"><div class="no">';
229
230    if(is_array($params)){
231        foreach($params as $key => $val) {
232            $ret .= '<input type="hidden" name="'.$key.'" ';
233            $ret .= 'value="'.hsc($val).'" />';
234        }
235    }
236
237    if ($tooltip!='') {
238        $tip = hsc($tooltip);
239    }else{
240        $tip = hsc($label);
241    }
242
243    $ret .= '<button type="submit" ';
244    if($akey){
245        $tip .= ' ['.strtoupper($akey).']';
246        $ret .= 'accesskey="'.$akey.'" ';
247    }
248    $ret .= 'title="'.$tip.'">';
249    if ($svg) {
250        $ret .= '<span>' . hsc($label) . '</span>';
251        $ret .= inlineSVG($svg);
252    } else {
253        $ret .= hsc($label);
254    }
255    $ret .= '</button>';
256    $ret .= '</div></form>';
257
258    return $ret;
259}
260/**
261 * show a revision warning
262 *
263 * @author Szymon Olewniczak <dokuwiki@imz.re>
264 */
265function html_showrev() {
266    print p_locale_xhtml('showrev');
267}
268
269/**
270 * Show a wiki page
271 *
272 * @author Andreas Gohr <andi@splitbrain.org>
273 *
274 * @param null|string $txt wiki text or null for showing $ID
275 */
276function html_show($txt=null){
277    global $ID;
278    global $REV;
279    global $HIGH;
280    global $INFO;
281    global $DATE_AT;
282    //disable section editing for old revisions or in preview
283    if($txt || $REV){
284        $secedit = false;
285    }else{
286        $secedit = true;
287    }
288
289    if (!is_null($txt)){
290        //PreviewHeader
291        echo '<br id="scroll__here" />';
292        echo p_locale_xhtml('preview');
293        echo '<div class="preview"><div class="pad">';
294        $html = html_secedit(p_render('xhtml',p_get_instructions($txt),$info),$secedit);
295        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
296        echo $html;
297        echo '<div class="clearer"></div>';
298        echo '</div></div>';
299
300    }else{
301        if ($REV||$DATE_AT){
302            $data = array('rev' => &$REV, 'date_at' => &$DATE_AT);
303            Event::createAndTrigger('HTML_SHOWREV_OUTPUT', $data, 'html_showrev');
304        }
305        $html = p_wiki_xhtml($ID,$REV,true,$DATE_AT);
306        $html = html_secedit($html,$secedit);
307        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
308        $html = html_hilight($html,$HIGH);
309        echo $html;
310    }
311}
312
313/**
314 * ask the user about how to handle an exisiting draft
315 *
316 * @author Andreas Gohr <andi@splitbrain.org>
317 */
318function html_draft(){
319    global $INFO;
320    global $ID;
321    global $lang;
322    $draft = new \dokuwiki\Draft($ID, $INFO['client']);
323    $text  = $draft->getDraftText();
324
325    print p_locale_xhtml('draft');
326    html_diff($text, false);
327    $form = new Doku_Form(array('id' => 'dw__editform'));
328    $form->addHidden('id', $ID);
329    $form->addHidden('date', $draft->getDraftDate());
330    $form->addHidden('wikitext', $text);
331    $form->addElement(form_makeOpenTag('div', array('id'=>'draft__status')));
332    $form->addElement($draft->getDraftMessage());
333    $form->addElement(form_makeCloseTag('div'));
334    $form->addElement(form_makeButton('submit', 'recover', $lang['btn_recover'], array('tabindex'=>'1')));
335    $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_draftdel'], array('tabindex'=>'2')));
336    $form->addElement(form_makeButton('submit', 'show', $lang['btn_cancel'], array('tabindex'=>'3')));
337    html_form('draft', $form);
338}
339
340/**
341 * Highlights searchqueries in HTML code
342 *
343 * @author Andreas Gohr <andi@splitbrain.org>
344 * @author Harry Fuecks <hfuecks@gmail.com>
345 *
346 * @param string $html
347 * @param array|string $phrases
348 * @return string html
349 */
350function html_hilight($html,$phrases){
351    $phrases = (array) $phrases;
352    $phrases = array_map('preg_quote_cb', $phrases);
353    $phrases = array_map('ft_snippet_re_preprocess', $phrases);
354    $phrases = array_filter($phrases);
355    $regex = join('|',$phrases);
356
357    if ($regex === '') return $html;
358    if (!\dokuwiki\Utf8\Clean::isUtf8($regex)) return $html;
359    $html = @preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback',$html);
360    return $html;
361}
362
363/**
364 * Callback used by html_hilight()
365 *
366 * @author Harry Fuecks <hfuecks@gmail.com>
367 *
368 * @param array $m matches
369 * @return string html
370 */
371function html_hilight_callback($m) {
372    $hlight = unslash($m[0]);
373    if ( !isset($m[2])) {
374        $hlight = '<span class="search_hit">'.$hlight.'</span>';
375    }
376    return $hlight;
377}
378
379/**
380 * Display error on locked pages
381 *
382 * @author Andreas Gohr <andi@splitbrain.org>
383 */
384function html_locked(){
385    global $ID;
386    global $conf;
387    global $lang;
388    global $INFO;
389
390    $locktime = filemtime(wikiLockFN($ID));
391    $expire = dformat($locktime + $conf['locktime']);
392    $min    = round(($conf['locktime'] - (time() - $locktime) )/60);
393
394    print p_locale_xhtml('locked');
395    print '<ul>';
396    print '<li><div class="li"><strong>'.$lang['lockedby'].'</strong> '.editorinfo($INFO['locked']).'</div></li>';
397    print '<li><div class="li"><strong>'.$lang['lockexpire'].'</strong> '.$expire.' ('.$min.' min)</div></li>';
398    print '</ul>';
399}
400
401/**
402 * list old revisions
403 *
404 * @author Andreas Gohr <andi@splitbrain.org>
405 * @author Ben Coburn <btcoburn@silicodon.net>
406 * @author Kate Arzamastseva <pshns@ukr.net>
407 *
408 * @param int $first skip the first n changelog lines
409 * @param bool|string $media_id id of media, or false for current page
410 */
411function html_revisions($first=0, $media_id = false){
412    global $ID;
413    global $INFO;
414    global $conf;
415    global $lang;
416    $id = $ID;
417    if ($media_id) {
418        $id = $media_id;
419        $changelog = new MediaChangeLog($id);
420    } else {
421        $changelog = new PageChangeLog($id);
422    }
423
424    /* we need to get one additional log entry to be able to
425     * decide if this is the last page or is there another one.
426     * see html_recent()
427     */
428
429    $revisions = $changelog->getRevisions($first, $conf['recent']+1);
430
431    if(count($revisions)==0 && $first!=0){
432        $first=0;
433        $revisions = $changelog->getRevisions($first, $conf['recent']+1);
434    }
435    $hasNext = false;
436    if (count($revisions)>$conf['recent']) {
437        $hasNext = true;
438        array_pop($revisions); // remove extra log entry
439    }
440
441    if (!$media_id) print p_locale_xhtml('revisions');
442
443    $params = array('id' => 'page__revisions', 'class' => 'changes');
444    if($media_id) {
445        $params['action'] = media_managerURL(array('image' => $media_id), '&');
446    }
447
448    if(!$media_id) {
449        $exists = $INFO['exists'];
450        $display_name = useHeading('navigation') ? hsc(p_get_first_heading($id)) : $id;
451        if(!$display_name) {
452            $display_name = $id;
453        }
454    } else {
455        $exists = file_exists(mediaFN($id));
456        $display_name = $id;
457    }
458
459    $form = new Doku_Form($params);
460    $form->addElement(form_makeOpenTag('ul'));
461
462    if($exists && $first == 0) {
463        $minor = false;
464        if($media_id) {
465            $date = dformat(@filemtime(mediaFN($id)));
466            $href = media_managerURL(array('image' => $id, 'tab_details' => 'view'), '&');
467
468            $changelog->setChunkSize(1024);
469            $revinfo = $changelog->getRevisionInfo(@filemtime(fullpath(mediaFN($id))));
470
471            $summary = $revinfo['sum'];
472            if($revinfo['user']) {
473                $editor = $revinfo['user'];
474            } else {
475                $editor = $revinfo['ip'];
476            }
477            $sizechange = $revinfo['sizechange'];
478        } else {
479            $date = dformat($INFO['lastmod']);
480            if(isset($INFO['meta']) && isset($INFO['meta']['last_change'])) {
481                if($INFO['meta']['last_change']['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
482                    $minor = true;
483                }
484                if(isset($INFO['meta']['last_change']['sizechange'])) {
485                    $sizechange = $INFO['meta']['last_change']['sizechange'];
486                } else {
487                    $sizechange = null;
488                }
489            }
490            $pagelog = new PageChangeLog($ID);
491            $latestrev = $pagelog->getRevisions(-1, 1);
492            $latestrev = array_pop($latestrev);
493            $href = wl($id,"rev=$latestrev",false,'&');
494            $summary = $INFO['sum'];
495            $editor = $INFO['editor'];
496        }
497
498        $form->addElement(form_makeOpenTag('li', array('class' => ($minor ? 'minor' : ''))));
499        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
500        $form->addElement(form_makeTag('input', array(
501                        'type' => 'checkbox',
502                        'name' => 'rev2[]',
503                        'value' => 'current')));
504
505        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
506        $form->addElement($date);
507        $form->addElement(form_makeCloseTag('span'));
508
509        $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
510
511        $form->addElement(form_makeOpenTag('a', array(
512                        'class' => 'wikilink1',
513                        'href'  => $href)));
514        $form->addElement($display_name);
515        $form->addElement(form_makeCloseTag('a'));
516
517        if ($media_id) $form->addElement(form_makeOpenTag('div'));
518
519        if($summary) {
520            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
521            if(!$media_id) $form->addElement(' – ');
522            $form->addElement('<bdi>' . hsc($summary) . '</bdi>');
523            $form->addElement(form_makeCloseTag('span'));
524        }
525
526        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
527        $form->addElement((empty($editor))?('('.$lang['external_edit'].')'):'<bdi>'.editorinfo($editor).'</bdi>');
528        $form->addElement(form_makeCloseTag('span'));
529
530        html_sizechange($sizechange, $form);
531
532        $form->addElement('('.$lang['current'].')');
533
534        if ($media_id) $form->addElement(form_makeCloseTag('div'));
535
536        $form->addElement(form_makeCloseTag('div'));
537        $form->addElement(form_makeCloseTag('li'));
538    }
539
540    foreach($revisions as $rev) {
541        $date = dformat($rev);
542        $info = $changelog->getRevisionInfo($rev);
543        if($media_id) {
544            $exists = file_exists(mediaFN($id, $rev));
545        } else {
546            $exists = page_exists($id, $rev);
547        }
548
549        $class = '';
550        if($info['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
551            $class = 'minor';
552        }
553        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
554        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
555        if($exists){
556            $form->addElement(form_makeTag('input', array(
557                            'type' => 'checkbox',
558                            'name' => 'rev2[]',
559                            'value' => $rev)));
560        }else{
561            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
562        }
563
564        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
565        $form->addElement($date);
566        $form->addElement(form_makeCloseTag('span'));
567
568        if($exists){
569            if (!$media_id) {
570                $href = wl($id,"rev=$rev,do=diff", false, '&');
571            } else {
572                $href = media_managerURL(array('image' => $id, 'rev' => $rev, 'mediado' => 'diff'), '&');
573            }
574            $form->addElement(form_makeOpenTag('a', array(
575                            'class' => 'diff_link',
576                            'href' => $href)));
577            $form->addElement(form_makeTag('img', array(
578                            'src'    => DOKU_BASE.'lib/images/diff.png',
579                            'width'  => 15,
580                            'height' => 11,
581                            'title'  => $lang['diff'],
582                            'alt'    => $lang['diff'])));
583            $form->addElement(form_makeCloseTag('a'));
584
585            if (!$media_id) {
586                $href = wl($id,"rev=$rev",false,'&');
587            } else {
588                $href = media_managerURL(array('image' => $id, 'tab_details' => 'view', 'rev' => $rev), '&');
589            }
590            $form->addElement(form_makeOpenTag('a', array(
591                            'class' => 'wikilink1',
592                            'href' => $href)));
593            $form->addElement($display_name);
594            $form->addElement(form_makeCloseTag('a'));
595        }else{
596            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
597            $form->addElement($display_name);
598        }
599
600        if ($media_id) $form->addElement(form_makeOpenTag('div'));
601
602        if ($info['sum']) {
603            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
604            if(!$media_id) $form->addElement(' – ');
605            $form->addElement('<bdi>'.hsc($info['sum']).'</bdi>');
606            $form->addElement(form_makeCloseTag('span'));
607        }
608
609        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
610        if($info['user']){
611            $form->addElement('<bdi>'.editorinfo($info['user']).'</bdi>');
612            if(auth_ismanager()){
613                $form->addElement(' <bdo dir="ltr">('.$info['ip'].')</bdo>');
614            }
615        }else{
616            $form->addElement('<bdo dir="ltr">'.$info['ip'].'</bdo>');
617        }
618        $form->addElement(form_makeCloseTag('span'));
619
620        html_sizechange($info['sizechange'], $form);
621
622        if ($media_id) $form->addElement(form_makeCloseTag('div'));
623
624        $form->addElement(form_makeCloseTag('div'));
625        $form->addElement(form_makeCloseTag('li'));
626    }
627    $form->addElement(form_makeCloseTag('ul'));
628    if (!$media_id) {
629        $form->addElement(form_makeButton('submit', 'diff', $lang['diff2']));
630    } else {
631        $form->addHidden('mediado', 'diff');
632        $form->addElement(form_makeButton('submit', '', $lang['diff2']));
633    }
634    html_form('revisions', $form);
635
636    print '<div class="pagenav">';
637    $last = $first + $conf['recent'];
638    if ($first > 0) {
639        $first -= $conf['recent'];
640        if ($first < 0) $first = 0;
641        print '<div class="pagenav-prev">';
642        if ($media_id) {
643            print html_btn('newer',$media_id,"p",media_managerURL(array('first' => $first), '&amp;', false, true));
644        } else {
645            print html_btn('newer',$id,"p",array('do' => 'revisions', 'first' => $first));
646        }
647        print '</div>';
648    }
649    if ($hasNext) {
650        print '<div class="pagenav-next">';
651        if ($media_id) {
652            print html_btn('older',$media_id,"n",media_managerURL(array('first' => $last), '&amp;', false, true));
653        } else {
654            print html_btn('older',$id,"n",array('do' => 'revisions', 'first' => $last));
655        }
656        print '</div>';
657    }
658    print '</div>';
659
660}
661
662/**
663 * display recent changes
664 *
665 * @author Andreas Gohr <andi@splitbrain.org>
666 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
667 * @author Ben Coburn <btcoburn@silicodon.net>
668 * @author Kate Arzamastseva <pshns@ukr.net>
669 *
670 * @param int $first
671 * @param string $show_changes
672 */
673function html_recent($first = 0, $show_changes = 'both') {
674    global $conf;
675    global $lang;
676    global $ID;
677    /* we need to get one additionally log entry to be able to
678     * decide if this is the last page or is there another one.
679     * This is the cheapest solution to get this information.
680     */
681    $flags = 0;
682    if($show_changes == 'mediafiles' && $conf['mediarevisions']) {
683        $flags = RECENTS_MEDIA_CHANGES;
684    } elseif($show_changes == 'pages') {
685        $flags = 0;
686    } elseif($conf['mediarevisions']) {
687        $show_changes = 'both';
688        $flags = RECENTS_MEDIA_PAGES_MIXED;
689    }
690
691    $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
692    if(count($recents) == 0 && $first != 0) {
693        $first = 0;
694        $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
695    }
696    $hasNext = false;
697    if(count($recents) > $conf['recent']) {
698        $hasNext = true;
699        array_pop($recents); // remove extra log entry
700    }
701
702    print p_locale_xhtml('recent');
703
704    if(getNS($ID) != '') {
705        print '<div class="level1"><p>' .
706            sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent')) .
707            '</p></div>';
708    }
709
710    $form = new Doku_Form(array('id' => 'dw__recent', 'method' => 'GET', 'class' => 'changes', 'action'=>wl($ID)));
711    $form->addHidden('sectok', null);
712    $form->addHidden('do', 'recent');
713    $form->addHidden('id', $ID);
714
715    if($conf['mediarevisions']) {
716        $form->addElement('<div class="changeType">');
717        $form->addElement(form_makeListboxField(
718                    'show_changes',
719                    array(
720                        'pages'      => $lang['pages_changes'],
721                        'mediafiles' => $lang['media_changes'],
722                        'both'       => $lang['both_changes']
723                    ),
724                    $show_changes,
725                    $lang['changes_type'],
726                    '', '',
727                    array('class' => 'quickselect')));
728
729        $form->addElement(form_makeButton('submit', 'recent', $lang['btn_apply']));
730        $form->addElement('</div>');
731    }
732
733    $form->addElement(form_makeOpenTag('ul'));
734
735    foreach($recents as $recent) {
736        $date = dformat($recent['date']);
737
738        $class = '';
739        if($recent['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
740            $class = 'minor';
741        }
742        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
743        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
744
745        if(!empty($recent['media'])) {
746            $form->addElement(media_printicon($recent['id']));
747        } else {
748            $icon = DOKU_BASE . 'lib/images/fileicons/file.png';
749            $form->addElement('<img src="' . $icon . '" alt="' . $recent['id'] . '" class="icon" />');
750        }
751
752        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
753        $form->addElement($date);
754        $form->addElement(form_makeCloseTag('span'));
755
756        $diff = false;
757        $href = '';
758
759        if(!empty($recent['media'])) {
760            $changelog = new MediaChangeLog($recent['id']);
761            $revs = $changelog->getRevisions(0, 1);
762            $diff = (count($revs) && file_exists(mediaFN($recent['id'])));
763            if($diff) {
764                $href = media_managerURL(array(
765                                            'tab_details' => 'history',
766                                            'mediado' => 'diff',
767                                            'image' => $recent['id'],
768                                            'ns' => getNS($recent['id'])
769                                        ), '&');
770            }
771        } else {
772            $href = wl($recent['id'], "do=diff", false, '&');
773        }
774
775        if(!empty($recent['media']) && !$diff) {
776            $form->addElement('<img src="' . DOKU_BASE . 'lib/images/blank.gif" width="15" height="11" alt="" />');
777        } else {
778            $form->addElement(form_makeOpenTag('a', array('class' => 'diff_link', 'href' => $href)));
779            $form->addElement(form_makeTag('img', array(
780                            'src'    => DOKU_BASE . 'lib/images/diff.png',
781                            'width'  => 15,
782                            'height' => 11,
783                            'title'  => $lang['diff'],
784                            'alt'    => $lang['diff']
785                        )));
786            $form->addElement(form_makeCloseTag('a'));
787        }
788
789        if(!empty($recent['media'])) {
790            $href = media_managerURL(
791                array(
792                    'tab_details' => 'history',
793                    'image' => $recent['id'],
794                    'ns' => getNS($recent['id'])
795                ),
796                '&'
797            );
798        } else {
799            $href = wl($recent['id'], "do=revisions", false, '&');
800        }
801        $form->addElement(form_makeOpenTag('a', array(
802                        'class' => 'revisions_link',
803                        'href'  => $href)));
804        $form->addElement(form_makeTag('img', array(
805                        'src'    => DOKU_BASE . 'lib/images/history.png',
806                        'width'  => 12,
807                        'height' => 14,
808                        'title'  => $lang['btn_revs'],
809                        'alt'    => $lang['btn_revs']
810                    )));
811        $form->addElement(form_makeCloseTag('a'));
812
813        if(!empty($recent['media'])) {
814            $href = media_managerURL(
815                array(
816                    'tab_details' => 'view',
817                    'image' => $recent['id'],
818                    'ns' => getNS($recent['id'])
819                ),
820                '&'
821            );
822            $class = file_exists(mediaFN($recent['id'])) ? 'wikilink1' : 'wikilink2';
823            $form->addElement(form_makeOpenTag('a', array(
824                        'class' => $class,
825                        'href'  => $href)));
826            $form->addElement($recent['id']);
827            $form->addElement(form_makeCloseTag('a'));
828        } else {
829            $form->addElement(html_wikilink(':' . $recent['id'], useHeading('navigation') ? null : $recent['id']));
830        }
831        $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
832        $form->addElement(' – ' . hsc($recent['sum']));
833        $form->addElement(form_makeCloseTag('span'));
834
835        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
836        if($recent['user']) {
837            $form->addElement('<bdi>' . editorinfo($recent['user']) . '</bdi>');
838            if(auth_ismanager()) {
839                $form->addElement(' <bdo dir="ltr">(' . $recent['ip'] . ')</bdo>');
840            }
841        } else {
842            $form->addElement('<bdo dir="ltr">' . $recent['ip'] . '</bdo>');
843        }
844        $form->addElement(form_makeCloseTag('span'));
845
846        html_sizechange($recent['sizechange'], $form);
847
848        $form->addElement(form_makeCloseTag('div'));
849        $form->addElement(form_makeCloseTag('li'));
850    }
851    $form->addElement(form_makeCloseTag('ul'));
852
853    $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav')));
854    $last = $first + $conf['recent'];
855    if($first > 0) {
856        $first -= $conf['recent'];
857        if($first < 0) $first = 0;
858        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-prev')));
859        $form->addElement(form_makeOpenTag('button', array(
860                        'type'      => 'submit',
861                        'name'      => 'first[' . $first . ']',
862                        'accesskey' => 'n',
863                        'title'     => $lang['btn_newer'] . ' [N]',
864                        'class'     => 'button show'
865                    )));
866        $form->addElement($lang['btn_newer']);
867        $form->addElement(form_makeCloseTag('button'));
868        $form->addElement(form_makeCloseTag('div'));
869    }
870    if($hasNext) {
871        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-next')));
872        $form->addElement(form_makeOpenTag('button', array(
873                        'type'      => 'submit',
874                        'name'      => 'first[' . $last . ']',
875                        'accesskey' => 'p',
876                        'title'     => $lang['btn_older'] . ' [P]',
877                        'class'     => 'button show'
878                    )));
879        $form->addElement($lang['btn_older']);
880        $form->addElement(form_makeCloseTag('button'));
881        $form->addElement(form_makeCloseTag('div'));
882    }
883    $form->addElement(form_makeCloseTag('div'));
884    html_form('recent', $form);
885}
886
887/**
888 * Display page index
889 *
890 * @author Andreas Gohr <andi@splitbrain.org>
891 *
892 * @param string $ns
893 */
894function html_index($ns){
895    global $conf;
896    global $ID;
897    $ns  = cleanID($ns);
898    if(empty($ns)){
899        $ns = getNS($ID);
900        if($ns === false) $ns ='';
901    }
902    $ns  = utf8_encodeFN(str_replace(':','/',$ns));
903
904    echo p_locale_xhtml('index');
905    echo '<div id="index__tree" class="index__tree">';
906
907    $data = array();
908    search($data,$conf['datadir'],'search_index',array('ns' => $ns));
909    echo html_buildlist($data,'idx','html_list_index','html_li_index');
910
911    echo '</div>';
912}
913
914/**
915 * Index item formatter
916 *
917 * User function for html_buildlist()
918 *
919 * @author Andreas Gohr <andi@splitbrain.org>
920 *
921 * @param array $item
922 * @return string
923 */
924function html_list_index($item){
925    global $ID, $conf;
926
927    // prevent searchbots needlessly following links
928    $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? 'rel="nofollow"' : '';
929
930    $ret = '';
931    $base = ':'.$item['id'];
932    $base = substr($base,strrpos($base,':')+1);
933    if($item['type']=='d'){
934        // FS#2766, no need for search bots to follow namespace links in the index
935        $link = wl($ID, 'idx=' . rawurlencode($item['id']));
936        $ret .= '<a href="' . $link . '" title="' . $item['id'] . '" class="idx_dir" ' . $nofollow . '><strong>';
937        $ret .= $base;
938        $ret .= '</strong></a>';
939    }else{
940        // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
941        $ret .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
942    }
943    return $ret;
944}
945
946/**
947 * Index List item
948 *
949 * This user function is used in html_buildlist to build the
950 * <li> tags for namespaces when displaying the page index
951 * it gives different classes to opened or closed "folders"
952 *
953 * @author Andreas Gohr <andi@splitbrain.org>
954 *
955 * @param array $item
956 * @return string html
957 */
958function html_li_index($item){
959    global $INFO;
960    global $ACT;
961
962    $class = '';
963    $id = '';
964
965    if($item['type'] == "f"){
966        // scroll to the current item
967        if(isset($INFO) && $item['id'] == $INFO['id'] && $ACT == 'index') {
968            $id = ' id="scroll__here"';
969            $class = ' bounce';
970        }
971        return '<li class="level'.$item['level'].$class.'" '.$id.'>';
972    }elseif($item['open']){
973        return '<li class="open">';
974    }else{
975        return '<li class="closed">';
976    }
977}
978
979/**
980 * Default List item
981 *
982 * @author Andreas Gohr <andi@splitbrain.org>
983 *
984 * @param array $item
985 * @return string html
986 */
987function html_li_default($item){
988    return '<li class="level'.$item['level'].'">';
989}
990
991/**
992 * Build an unordered list
993 *
994 * Build an unordered list from the given $data array
995 * Each item in the array has to have a 'level' property
996 * the item itself gets printed by the given $func user
997 * function. The second and optional function is used to
998 * print the <li> tag. Both user function need to accept
999 * a single item.
1000 *
1001 * Both user functions can be given as array to point to
1002 * a member of an object.
1003 *
1004 * @author Andreas Gohr <andi@splitbrain.org>
1005 *
1006 * @param array    $data  array with item arrays
1007 * @param string   $class class of ul wrapper
1008 * @param callable $func  callback to print an list item
1009 * @param callable $lifunc callback to the opening li tag
1010 * @param bool     $forcewrapper Trigger building a wrapper ul if the first level is
1011 *                               0 (we have a root object) or 1 (just the root content)
1012 * @return string html of an unordered list
1013 */
1014function html_buildlist($data,$class,$func,$lifunc='html_li_default',$forcewrapper=false){
1015    if (count($data) === 0) {
1016        return '';
1017    }
1018
1019    $firstElement = reset($data);
1020    $start_level = $firstElement['level'];
1021    $level = $start_level;
1022    $ret   = '';
1023    $open  = 0;
1024
1025    foreach ($data as $item){
1026
1027        if( $item['level'] > $level ){
1028            //open new list
1029            for($i=0; $i<($item['level'] - $level); $i++){
1030                if ($i) $ret .= "<li class=\"clear\">";
1031                $ret .= "\n<ul class=\"$class\">\n";
1032                $open++;
1033            }
1034            $level = $item['level'];
1035
1036        }elseif( $item['level'] < $level ){
1037            //close last item
1038            $ret .= "</li>\n";
1039            while( $level > $item['level'] && $open > 0 ){
1040                //close higher lists
1041                $ret .= "</ul>\n</li>\n";
1042                $level--;
1043                $open--;
1044            }
1045        } elseif ($ret !== '') {
1046            //close previous item
1047            $ret .= "</li>\n";
1048        }
1049
1050        //print item
1051        $ret .= call_user_func($lifunc,$item);
1052        $ret .= '<div class="li">';
1053
1054        $ret .= call_user_func($func,$item);
1055        $ret .= '</div>';
1056    }
1057
1058    //close remaining items and lists
1059    $ret .= "</li>\n";
1060    while($open-- > 0) {
1061        $ret .= "</ul></li>\n";
1062    }
1063
1064    if ($forcewrapper || $start_level < 2) {
1065        // Trigger building a wrapper ul if the first level is
1066        // 0 (we have a root object) or 1 (just the root content)
1067        $ret = "\n<ul class=\"$class\">\n".$ret."</ul>\n";
1068    }
1069
1070    return $ret;
1071}
1072
1073/**
1074 * display backlinks
1075 *
1076 * @author Andreas Gohr <andi@splitbrain.org>
1077 * @author Michael Klier <chi@chimeric.de>
1078 */
1079function html_backlinks(){
1080    global $ID;
1081    global $lang;
1082
1083    print p_locale_xhtml('backlinks');
1084
1085    $data = ft_backlinks($ID);
1086
1087    if(!empty($data)) {
1088        print '<ul class="idx">';
1089        foreach($data as $blink){
1090            print '<li><div class="li">';
1091            print html_wikilink(':'.$blink,useHeading('navigation')?null:$blink);
1092            print '</div></li>';
1093        }
1094        print '</ul>';
1095    } else {
1096        print '<div class="level1"><p>' . $lang['nothingfound'] . '</p></div>';
1097    }
1098}
1099
1100/**
1101 * Get header of diff HTML
1102 *
1103 * @param string $l_rev   Left revisions
1104 * @param string $r_rev   Right revision
1105 * @param string $id      Page id, if null $ID is used
1106 * @param bool   $media   If it is for media files
1107 * @param bool   $inline  Return the header on a single line
1108 * @return string[] HTML snippets for diff header
1109 */
1110function html_diff_head($l_rev, $r_rev, $id = null, $media = false, $inline = false) {
1111    global $lang;
1112    if ($id === null) {
1113        global $ID;
1114        $id = $ID;
1115    }
1116    $head_separator = $inline ? ' ' : '<br />';
1117    $media_or_wikiFN = $media ? 'mediaFN' : 'wikiFN';
1118    $ml_or_wl = $media ? 'ml' : 'wl';
1119    $l_minor = $r_minor = '';
1120
1121    if($media) {
1122        $changelog = new MediaChangeLog($id);
1123    } else {
1124        $changelog = new PageChangeLog($id);
1125    }
1126    if(!$l_rev){
1127        $l_head = '&mdash;';
1128    }else{
1129        $l_info   = $changelog->getRevisionInfo($l_rev);
1130        if($l_info['user']){
1131            $l_user = '<bdi>'.editorinfo($l_info['user']).'</bdi>';
1132            if(auth_ismanager()) $l_user .= ' <bdo dir="ltr">('.$l_info['ip'].')</bdo>';
1133        } else {
1134            $l_user = '<bdo dir="ltr">'.$l_info['ip'].'</bdo>';
1135        }
1136        $l_user  = '<span class="user">'.$l_user.'</span>';
1137        $l_sum   = ($l_info['sum']) ? '<span class="sum"><bdi>'.hsc($l_info['sum']).'</bdi></span>' : '';
1138        if ($l_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $l_minor = 'class="minor"';
1139
1140        $l_head_title = ($media) ? dformat($l_rev) : $id.' ['.dformat($l_rev).']';
1141        $l_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$l_rev").'">'.
1142        $l_head_title.'</a></bdi>'.
1143        $head_separator.$l_user.' '.$l_sum;
1144    }
1145
1146    if($r_rev){
1147        $r_info   = $changelog->getRevisionInfo($r_rev);
1148        if($r_info['user']){
1149            $r_user = '<bdi>'.editorinfo($r_info['user']).'</bdi>';
1150            if(auth_ismanager()) $r_user .= ' <bdo dir="ltr">('.$r_info['ip'].')</bdo>';
1151        } else {
1152            $r_user = '<bdo dir="ltr">'.$r_info['ip'].'</bdo>';
1153        }
1154        $r_user = '<span class="user">'.$r_user.'</span>';
1155        $r_sum  = ($r_info['sum']) ? '<span class="sum"><bdi>'.hsc($r_info['sum']).'</bdi></span>' : '';
1156        if ($r_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1157
1158        $r_head_title = ($media) ? dformat($r_rev) : $id.' ['.dformat($r_rev).']';
1159        $r_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$r_rev").'">'.
1160        $r_head_title.'</a></bdi>'.
1161        $head_separator.$r_user.' '.$r_sum;
1162    }elseif($_rev = @filemtime($media_or_wikiFN($id))){
1163        $_info   = $changelog->getRevisionInfo($_rev);
1164        if($_info['user']){
1165            $_user = '<bdi>'.editorinfo($_info['user']).'</bdi>';
1166            if(auth_ismanager()) $_user .= ' <bdo dir="ltr">('.$_info['ip'].')</bdo>';
1167        } else {
1168            $_user = '<bdo dir="ltr">'.$_info['ip'].'</bdo>';
1169        }
1170        $_user = '<span class="user">'.$_user.'</span>';
1171        $_sum  = ($_info['sum']) ? '<span class="sum"><bdi>'.hsc($_info['sum']).'</span></bdi>' : '';
1172        if ($_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1173
1174        $r_head_title = ($media) ? dformat($_rev) : $id.' ['.dformat($_rev).']';
1175        $r_head  = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id).'">'.
1176        $r_head_title.'</a></bdi> '.
1177        '('.$lang['current'].')'.
1178        $head_separator.$_user.' '.$_sum;
1179    }else{
1180        $r_head = '&mdash; ('.$lang['current'].')';
1181    }
1182
1183    return array($l_head, $r_head, $l_minor, $r_minor);
1184}
1185
1186/**
1187 * Show diff
1188 * between current page version and provided $text
1189 * or between the revisions provided via GET or POST
1190 *
1191 * @author Andreas Gohr <andi@splitbrain.org>
1192 * @param  string $text  when non-empty: compare with this text with most current version
1193 * @param  bool   $intro display the intro text
1194 * @param  string $type  type of the diff (inline or sidebyside)
1195 */
1196function html_diff($text = '', $intro = true, $type = null) {
1197    global $ID;
1198    global $REV;
1199    global $lang;
1200    global $INPUT;
1201    global $INFO;
1202    $pagelog = new PageChangeLog($ID);
1203
1204    /*
1205     * Determine diff type
1206     */
1207    if(!$type) {
1208        $type = $INPUT->str('difftype');
1209        if(empty($type)) {
1210            $type = get_doku_pref('difftype', $type);
1211            if(empty($type) && $INFO['ismobile']) {
1212                $type = 'inline';
1213            }
1214        }
1215    }
1216    if($type != 'inline') $type = 'sidebyside';
1217
1218    /*
1219     * Determine requested revision(s)
1220     */
1221    // we're trying to be clever here, revisions to compare can be either
1222    // given as rev and rev2 parameters, with rev2 being optional. Or in an
1223    // array in rev2.
1224    $rev1 = $REV;
1225
1226    $rev2 = $INPUT->ref('rev2');
1227    if(is_array($rev2)) {
1228        $rev1 = (int) $rev2[0];
1229        $rev2 = (int) $rev2[1];
1230
1231        if(!$rev1) {
1232            $rev1 = $rev2;
1233            unset($rev2);
1234        }
1235    } else {
1236        $rev2 = $INPUT->int('rev2');
1237    }
1238
1239    /*
1240     * Determine left and right revision, its texts and the header
1241     */
1242    $r_minor = '';
1243    $l_minor = '';
1244
1245    if($text) { // compare text to the most current revision
1246        $l_rev = '';
1247        $l_text = rawWiki($ID, '');
1248        $l_head = '<a class="wikilink1" href="' . wl($ID) . '">' .
1249            $ID . ' ' . dformat((int) @filemtime(wikiFN($ID))) . '</a> ' .
1250            $lang['current'];
1251
1252        $r_rev = '';
1253        $r_text = cleanText($text);
1254        $r_head = $lang['yours'];
1255    } else {
1256        if($rev1 && isset($rev2) && $rev2) { // two specific revisions wanted
1257            // make sure order is correct (older on the left)
1258            if($rev1 < $rev2) {
1259                $l_rev = $rev1;
1260                $r_rev = $rev2;
1261            } else {
1262                $l_rev = $rev2;
1263                $r_rev = $rev1;
1264            }
1265        } elseif($rev1) { // single revision given, compare to current
1266            $r_rev = '';
1267            $l_rev = $rev1;
1268        } else { // no revision was given, compare previous to current
1269            $r_rev = '';
1270            $revs = $pagelog->getRevisions(0, 1);
1271            $l_rev = $revs[0];
1272            $REV = $l_rev; // store revision back in $REV
1273        }
1274
1275        // when both revisions are empty then the page was created just now
1276        if(!$l_rev && !$r_rev) {
1277            $l_text = '';
1278        } else {
1279            $l_text = rawWiki($ID, $l_rev);
1280        }
1281        $r_text = rawWiki($ID, $r_rev);
1282
1283        list($l_head, $r_head, $l_minor, $r_minor) = html_diff_head($l_rev, $r_rev, null, false, $type == 'inline');
1284    }
1285
1286    /*
1287     * Build navigation
1288     */
1289    $l_nav = '';
1290    $r_nav = '';
1291    if(!$text) {
1292        list($l_nav, $r_nav) = html_diff_navigation($pagelog, $type, $l_rev, $r_rev);
1293    }
1294    /*
1295     * Create diff object and the formatter
1296     */
1297    $diff = new Diff(explode("\n", $l_text), explode("\n", $r_text));
1298
1299    if($type == 'inline') {
1300        $diffformatter = new InlineDiffFormatter();
1301    } else {
1302        $diffformatter = new TableDiffFormatter();
1303    }
1304    /*
1305     * Display intro
1306     */
1307    if($intro) print p_locale_xhtml('diff');
1308
1309    /*
1310     * Display type and exact reference
1311     */
1312    if(!$text) {
1313        ptln('<div class="diffoptions group">');
1314
1315
1316        $form = new Doku_Form(array('action' => wl()));
1317        $form->addHidden('id', $ID);
1318        $form->addHidden('rev2[0]', $l_rev);
1319        $form->addHidden('rev2[1]', $r_rev);
1320        $form->addHidden('do', 'diff');
1321        $form->addElement(
1322             form_makeListboxField(
1323                 'difftype',
1324                 array(
1325                     'sidebyside' => $lang['diff_side'],
1326                     'inline' => $lang['diff_inline']
1327                 ),
1328                 $type,
1329                 $lang['diff_type'],
1330                 '', '',
1331                 array('class' => 'quickselect')
1332             )
1333        );
1334        $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1335        $form->printForm();
1336
1337        ptln('<p>');
1338        // link to exactly this view FS#2835
1339        echo html_diff_navigationlink($type, 'difflink', $l_rev, $r_rev ? $r_rev : $INFO['currentrev']);
1340        ptln('</p>');
1341
1342        ptln('</div>'); // .diffoptions
1343    }
1344
1345    /*
1346     * Display diff view table
1347     */
1348    ?>
1349    <div class="table">
1350    <table class="diff diff_<?php echo $type ?>">
1351
1352        <?php
1353        //navigation and header
1354        if($type == 'inline') {
1355            if(!$text) { ?>
1356                <tr>
1357                    <td class="diff-lineheader">-</td>
1358                    <td class="diffnav"><?php echo $l_nav ?></td>
1359                </tr>
1360                <tr>
1361                    <th class="diff-lineheader">-</th>
1362                    <th <?php echo $l_minor ?>>
1363                        <?php echo $l_head ?>
1364                    </th>
1365                </tr>
1366            <?php } ?>
1367            <tr>
1368                <td class="diff-lineheader">+</td>
1369                <td class="diffnav"><?php echo $r_nav ?></td>
1370            </tr>
1371            <tr>
1372                <th class="diff-lineheader">+</th>
1373                <th <?php echo $r_minor ?>>
1374                    <?php echo $r_head ?>
1375                </th>
1376            </tr>
1377        <?php } else {
1378            if(!$text) { ?>
1379                <tr>
1380                    <td colspan="2" class="diffnav"><?php echo $l_nav ?></td>
1381                    <td colspan="2" class="diffnav"><?php echo $r_nav ?></td>
1382                </tr>
1383            <?php } ?>
1384            <tr>
1385                <th colspan="2" <?php echo $l_minor ?>>
1386                    <?php echo $l_head ?>
1387                </th>
1388                <th colspan="2" <?php echo $r_minor ?>>
1389                    <?php echo $r_head ?>
1390                </th>
1391            </tr>
1392        <?php }
1393
1394        //diff view
1395        echo html_insert_softbreaks($diffformatter->format($diff)); ?>
1396
1397    </table>
1398    </div>
1399<?php
1400}
1401
1402/**
1403 * Create html for revision navigation
1404 *
1405 * @param PageChangeLog $pagelog changelog object of current page
1406 * @param string        $type    inline vs sidebyside
1407 * @param int           $l_rev   left revision timestamp
1408 * @param int           $r_rev   right revision timestamp
1409 * @return string[] html of left and right navigation elements
1410 */
1411function html_diff_navigation($pagelog, $type, $l_rev, $r_rev) {
1412    global $INFO, $ID;
1413
1414    // last timestamp is not in changelog, retrieve timestamp from metadata
1415    // note: when page is removed, the metadata timestamp is zero
1416    if(!$r_rev) {
1417        if(isset($INFO['meta']['last_change']['date'])) {
1418            $r_rev = $INFO['meta']['last_change']['date'];
1419        } else {
1420            $r_rev = 0;
1421        }
1422    }
1423
1424    //retrieve revisions with additional info
1425    list($l_revs, $r_revs) = $pagelog->getRevisionsAround($l_rev, $r_rev);
1426    $l_revisions = array();
1427    if(!$l_rev) {
1428        $l_revisions[0] = array(0, "", false); //no left revision given, add dummy
1429    }
1430    foreach($l_revs as $rev) {
1431        $info = $pagelog->getRevisionInfo($rev);
1432        $l_revisions[$rev] = array(
1433            $rev,
1434            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1435            $r_rev ? $rev >= $r_rev : false //disable?
1436        );
1437    }
1438    $r_revisions = array();
1439    if(!$r_rev) {
1440        $r_revisions[0] = array(0, "", false); //no right revision given, add dummy
1441    }
1442    foreach($r_revs as $rev) {
1443        $info = $pagelog->getRevisionInfo($rev);
1444        $r_revisions[$rev] = array(
1445            $rev,
1446            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1447            $rev <= $l_rev //disable?
1448        );
1449    }
1450
1451    //determine previous/next revisions
1452    $l_index = array_search($l_rev, $l_revs);
1453    $l_prev = $l_revs[$l_index + 1];
1454    $l_next = $l_revs[$l_index - 1];
1455    if($r_rev) {
1456        $r_index = array_search($r_rev, $r_revs);
1457        $r_prev = $r_revs[$r_index + 1];
1458        $r_next = $r_revs[$r_index - 1];
1459    } else {
1460        //removed page
1461        if($l_next) {
1462            $r_prev = $r_revs[0];
1463        } else {
1464            $r_prev = null;
1465        }
1466        $r_next = null;
1467    }
1468
1469    /*
1470     * Left side:
1471     */
1472    $l_nav = '';
1473    //move back
1474    if($l_prev) {
1475        $l_nav .= html_diff_navigationlink($type, 'diffbothprevrev', $l_prev, $r_prev);
1476        $l_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_prev, $r_rev);
1477    }
1478    //dropdown
1479    $form = new Doku_Form(array('action' => wl()));
1480    $form->addHidden('id', $ID);
1481    $form->addHidden('difftype', $type);
1482    $form->addHidden('rev2[1]', $r_rev);
1483    $form->addHidden('do', 'diff');
1484    $form->addElement(
1485         form_makeListboxField(
1486             'rev2[0]',
1487             $l_revisions,
1488             $l_rev,
1489             '', '', '',
1490             array('class' => 'quickselect')
1491         )
1492    );
1493    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1494    $l_nav .= $form->getForm();
1495    //move forward
1496    if($l_next && ($l_next < $r_rev || !$r_rev)) {
1497        $l_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_next, $r_rev);
1498    }
1499
1500    /*
1501     * Right side:
1502     */
1503    $r_nav = '';
1504    //move back
1505    if($l_rev < $r_prev) {
1506        $r_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_rev, $r_prev);
1507    }
1508    //dropdown
1509    $form = new Doku_Form(array('action' => wl()));
1510    $form->addHidden('id', $ID);
1511    $form->addHidden('rev2[0]', $l_rev);
1512    $form->addHidden('difftype', $type);
1513    $form->addHidden('do', 'diff');
1514    $form->addElement(
1515         form_makeListboxField(
1516             'rev2[1]',
1517             $r_revisions,
1518             $r_rev,
1519             '', '', '',
1520             array('class' => 'quickselect')
1521         )
1522    );
1523    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1524    $r_nav .= $form->getForm();
1525    //move forward
1526    if($r_next) {
1527        if($pagelog->isCurrentRevision($r_next)) {
1528            $r_nav .= html_diff_navigationlink($type, 'difflastrev', $l_rev); //last revision is diff with current page
1529        } else {
1530            $r_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_rev, $r_next);
1531        }
1532        $r_nav .= html_diff_navigationlink($type, 'diffbothnextrev', $l_next, $r_next);
1533    }
1534    return array($l_nav, $r_nav);
1535}
1536
1537/**
1538 * Create html link to a diff defined by two revisions
1539 *
1540 * @param string $difftype display type
1541 * @param string $linktype
1542 * @param int $lrev oldest revision
1543 * @param int $rrev newest revision or null for diff with current revision
1544 * @return string html of link to a diff
1545 */
1546function html_diff_navigationlink($difftype, $linktype, $lrev, $rrev = null) {
1547    global $ID, $lang;
1548    if(!$rrev) {
1549        $urlparam = array(
1550            'do' => 'diff',
1551            'rev' => $lrev,
1552            'difftype' => $difftype,
1553        );
1554    } else {
1555        $urlparam = array(
1556            'do' => 'diff',
1557            'rev2[0]' => $lrev,
1558            'rev2[1]' => $rrev,
1559            'difftype' => $difftype,
1560        );
1561    }
1562    return  '<a class="' . $linktype . '" href="' . wl($ID, $urlparam) . '" title="' . $lang[$linktype] . '">' .
1563                '<span>' . $lang[$linktype] . '</span>' .
1564            '</a>' . "\n";
1565}
1566
1567/**
1568 * Insert soft breaks in diff html
1569 *
1570 * @param string $diffhtml
1571 * @return string
1572 */
1573function html_insert_softbreaks($diffhtml) {
1574    // search the diff html string for both:
1575    // - html tags, so these can be ignored
1576    // - long strings of characters without breaking characters
1577    return preg_replace_callback('/<[^>]*>|[^<> ]{12,}/','html_softbreak_callback',$diffhtml);
1578}
1579
1580/**
1581 * callback which adds softbreaks
1582 *
1583 * @param array $match array with first the complete match
1584 * @return string the replacement
1585 */
1586function html_softbreak_callback($match){
1587    // if match is an html tag, return it intact
1588    if ($match[0][0] == '<') return $match[0];
1589
1590    // its a long string without a breaking character,
1591    // make certain characters into breaking characters by inserting a
1592    // word break opportunity (<wbr> tag) in front of them.
1593    $regex = <<< REGEX
1594(?(?=              # start a conditional expression with a positive look ahead ...
1595&\#?\\w{1,6};)     # ... for html entities - we don't want to split them (ok to catch some invalid combinations)
1596&\#?\\w{1,6};      # yes pattern - a quicker match for the html entity, since we know we have one
1597|
1598[?/,&\#;:]         # no pattern - any other group of 'special' characters to insert a breaking character after
1599)+                 # end conditional expression
1600REGEX;
1601
1602    return preg_replace('<'.$regex.'>xu','\0<wbr>',$match[0]);
1603}
1604
1605/**
1606 * show warning on conflict detection
1607 *
1608 * @author Andreas Gohr <andi@splitbrain.org>
1609 *
1610 * @param string $text
1611 * @param string $summary
1612 */
1613function html_conflict($text,$summary){
1614    global $ID;
1615    global $lang;
1616
1617    print p_locale_xhtml('conflict');
1618    $form = new Doku_Form(array('id' => 'dw__editform'));
1619    $form->addHidden('id', $ID);
1620    $form->addHidden('wikitext', $text);
1621    $form->addHidden('summary', $summary);
1622    $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('accesskey'=>'s')));
1623    $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel']));
1624    html_form('conflict', $form);
1625    print '<br /><br /><br /><br />'.NL;
1626}
1627
1628/**
1629 * Prints the global message array
1630 *
1631 * @author Andreas Gohr <andi@splitbrain.org>
1632 */
1633function html_msgarea(){
1634    global $MSG, $MSG_shown;
1635    /** @var array $MSG */
1636    // store if the global $MSG has already been shown and thus HTML output has been started
1637    $MSG_shown = true;
1638
1639    if(!isset($MSG)) return;
1640
1641    $shown = array();
1642    foreach($MSG as $msg){
1643        $hash = md5($msg['msg']);
1644        if(isset($shown[$hash])) continue; // skip double messages
1645        if(info_msg_allowed($msg)){
1646            print '<div class="'.$msg['lvl'].'">';
1647            print $msg['msg'];
1648            print '</div>';
1649        }
1650        $shown[$hash] = 1;
1651    }
1652
1653    unset($GLOBALS['MSG']);
1654}
1655
1656/**
1657 * Prints the registration form
1658 *
1659 * @author Andreas Gohr <andi@splitbrain.org>
1660 */
1661function html_register(){
1662    global $lang;
1663    global $conf;
1664    global $INPUT;
1665
1666    $base_attrs = array('size'=>50,'required'=>'required');
1667    $email_attrs = $base_attrs + array('type'=>'email','class'=>'edit');
1668
1669    print p_locale_xhtml('register');
1670    print '<div class="centeralign">'.NL;
1671    $form = new Doku_Form(array('id' => 'dw__register'));
1672    $form->startFieldset($lang['btn_register']);
1673    $form->addHidden('do', 'register');
1674    $form->addHidden('save', '1');
1675    $form->addElement(
1676        form_makeTextField(
1677            'login',
1678            $INPUT->post->str('login'),
1679            $lang['user'],
1680            '',
1681            'block',
1682            $base_attrs
1683        )
1684    );
1685    if (!$conf['autopasswd']) {
1686        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', $base_attrs));
1687        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', $base_attrs));
1688    }
1689    $form->addElement(
1690        form_makeTextField(
1691            'fullname',
1692            $INPUT->post->str('fullname'),
1693            $lang['fullname'],
1694            '',
1695            'block',
1696            $base_attrs
1697        )
1698    );
1699    $form->addElement(
1700        form_makeField(
1701            'email',
1702            'email',
1703            $INPUT->post->str('email'),
1704            $lang['email'],
1705            '',
1706            'block',
1707            $email_attrs
1708        )
1709    );
1710    $form->addElement(form_makeButton('submit', '', $lang['btn_register']));
1711    $form->endFieldset();
1712    html_form('register', $form);
1713
1714    print '</div>'.NL;
1715}
1716
1717/**
1718 * Print the update profile form
1719 *
1720 * @author Christopher Smith <chris@jalakai.co.uk>
1721 * @author Andreas Gohr <andi@splitbrain.org>
1722 */
1723function html_updateprofile(){
1724    global $lang;
1725    global $conf;
1726    global $INPUT;
1727    global $INFO;
1728    /** @var AuthPlugin $auth */
1729    global $auth;
1730
1731    print p_locale_xhtml('updateprofile');
1732    print '<div class="centeralign">'.NL;
1733
1734    $fullname = $INPUT->post->str('fullname', $INFO['userinfo']['name'], true);
1735    $email = $INPUT->post->str('email', $INFO['userinfo']['mail'], true);
1736    $form = new Doku_Form(array('id' => 'dw__register'));
1737    $form->startFieldset($lang['profile']);
1738    $form->addHidden('do', 'profile');
1739    $form->addHidden('save', '1');
1740    $form->addElement(
1741        form_makeTextField(
1742            'login',
1743            $_SERVER['REMOTE_USER'],
1744            $lang['user'],
1745            '',
1746            'block',
1747            array('size' => '50', 'disabled' => 'disabled')
1748        )
1749    );
1750    $attr = array('size'=>'50');
1751    if (!$auth->canDo('modName')) $attr['disabled'] = 'disabled';
1752    $form->addElement(form_makeTextField('fullname', $fullname, $lang['fullname'], '', 'block', $attr));
1753    $attr = array('size'=>'50', 'class'=>'edit');
1754    if (!$auth->canDo('modMail')) $attr['disabled'] = 'disabled';
1755    $form->addElement(form_makeField('email','email', $email, $lang['email'], '', 'block', $attr));
1756    $form->addElement(form_makeTag('br'));
1757    if ($auth->canDo('modPass')) {
1758        $form->addElement(form_makePasswordField('newpass', $lang['newpass'], '', 'block', array('size'=>'50')));
1759        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
1760    }
1761    if ($conf['profileconfirm']) {
1762        $form->addElement(form_makeTag('br'));
1763        $form->addElement(
1764            form_makePasswordField(
1765                'oldpass',
1766                $lang['oldpass'],
1767                '',
1768                'block',
1769                array('size' => '50', 'required' => 'required')
1770            )
1771        );
1772    }
1773    $form->addElement(form_makeButton('submit', '', $lang['btn_save']));
1774    $form->addElement(form_makeButton('reset', '', $lang['btn_reset']));
1775
1776    $form->endFieldset();
1777    html_form('updateprofile', $form);
1778
1779    if ($auth->canDo('delUser') && actionOK('profile_delete')) {
1780        $form_profiledelete = new Doku_Form(array('id' => 'dw__profiledelete'));
1781        $form_profiledelete->startFieldset($lang['profdeleteuser']);
1782        $form_profiledelete->addHidden('do', 'profile_delete');
1783        $form_profiledelete->addHidden('delete', '1');
1784        $form_profiledelete->addElement(
1785            form_makeCheckboxField(
1786                'confirm_delete',
1787                '1',
1788                $lang['profconfdelete'],
1789                'dw__confirmdelete',
1790                '',
1791                array('required' => 'required')
1792            )
1793        );
1794        if ($conf['profileconfirm']) {
1795            $form_profiledelete->addElement(form_makeTag('br'));
1796            $form_profiledelete->addElement(
1797                form_makePasswordField(
1798                    'oldpass',
1799                    $lang['oldpass'],
1800                    '',
1801                    'block',
1802                    array('size' => '50', 'required' => 'required')
1803                )
1804            );
1805        }
1806        $form_profiledelete->addElement(form_makeButton('submit', '', $lang['btn_deleteuser']));
1807        $form_profiledelete->endFieldset();
1808
1809        html_form('profiledelete', $form_profiledelete);
1810    }
1811
1812    print '</div>'.NL;
1813}
1814
1815/**
1816 * Preprocess edit form data
1817 *
1818 * @author   Andreas Gohr <andi@splitbrain.org>
1819 *
1820 * @triggers HTML_EDITFORM_OUTPUT
1821 */
1822function html_edit(){
1823    global $INPUT;
1824    global $ID;
1825    global $REV;
1826    global $DATE;
1827    global $PRE;
1828    global $SUF;
1829    global $INFO;
1830    global $SUM;
1831    global $lang;
1832    global $conf;
1833    global $TEXT;
1834
1835    if ($INPUT->has('changecheck')) {
1836        $check = $INPUT->str('changecheck');
1837    } elseif(!$INFO['exists']){
1838        // $TEXT has been loaded from page template
1839        $check = md5('');
1840    } else {
1841        $check = md5($TEXT);
1842    }
1843    $mod = md5($TEXT) !== $check;
1844
1845    $wr = $INFO['writable'] && !$INFO['locked'];
1846    $include = 'edit';
1847    if($wr){
1848        if ($REV) $include = 'editrev';
1849    }else{
1850        // check pseudo action 'source'
1851        if(!actionOK('source')){
1852            msg('Command disabled: source',-1);
1853            return;
1854        }
1855        $include = 'read';
1856    }
1857
1858    global $license;
1859
1860    $form = new Doku_Form(array('id' => 'dw__editform'));
1861    $form->addHidden('id', $ID);
1862    $form->addHidden('rev', $REV);
1863    $form->addHidden('date', $DATE);
1864    $form->addHidden('prefix', $PRE . '.');
1865    $form->addHidden('suffix', $SUF);
1866    $form->addHidden('changecheck', $check);
1867
1868    $data = array('form' => $form,
1869                  'wr'   => $wr,
1870                  'media_manager' => true,
1871                  'target' => ($INPUT->has('target') && $wr) ? $INPUT->str('target') : 'section',
1872                  'intro_locale' => $include);
1873
1874    if ($data['target'] !== 'section') {
1875        // Only emit event if page is writable, section edit data is valid and
1876        // edit target is not section.
1877        Event::createAndTrigger('HTML_EDIT_FORMSELECTION', $data, 'html_edit_form', true);
1878    } else {
1879        html_edit_form($data);
1880    }
1881    if (isset($data['intro_locale'])) {
1882        echo p_locale_xhtml($data['intro_locale']);
1883    }
1884
1885    $form->addHidden('target', $data['target']);
1886    if ($INPUT->has('hid')) {
1887        $form->addHidden('hid', $INPUT->str('hid'));
1888    }
1889    if ($INPUT->has('codeblockOffset')) {
1890        $form->addHidden('codeblockOffset', $INPUT->str('codeblockOffset'));
1891    }
1892    $form->addElement(form_makeOpenTag('div', array('id'=>'wiki__editbar', 'class'=>'editBar')));
1893    $form->addElement(form_makeOpenTag('div', array('id'=>'size__ctl')));
1894    $form->addElement(form_makeCloseTag('div'));
1895    if ($wr) {
1896        $form->addElement(form_makeOpenTag('div', array('class'=>'editButtons')));
1897        $form->addElement(
1898            form_makeButton(
1899                'submit',
1900                'save',
1901                $lang['btn_save'],
1902                array('id' => 'edbtn__save', 'accesskey' => 's', 'tabindex' => '4')
1903            )
1904        );
1905        $form->addElement(
1906            form_makeButton(
1907                'submit',
1908                'preview',
1909                $lang['btn_preview'],
1910                array('id' => 'edbtn__preview', 'accesskey' => 'p', 'tabindex' => '5')
1911            )
1912        );
1913        $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel'], array('tabindex'=>'6')));
1914        $form->addElement(form_makeCloseTag('div'));
1915        $form->addElement(form_makeOpenTag('div', array('class'=>'summary')));
1916        $form->addElement(
1917            form_makeTextField(
1918                'summary',
1919                $SUM,
1920                $lang['summary'],
1921                'edit__summary',
1922                'nowrap',
1923                array('size' => '50', 'tabindex' => '2')
1924            )
1925        );
1926        $elem = html_minoredit();
1927        if ($elem) $form->addElement($elem);
1928        $form->addElement(form_makeCloseTag('div'));
1929    }
1930    $form->addElement(form_makeCloseTag('div'));
1931    if($wr && $conf['license']){
1932        $form->addElement(form_makeOpenTag('div', array('class'=>'license')));
1933        $out  = $lang['licenseok'];
1934        $out .= ' <a href="'.$license[$conf['license']]['url'].'" rel="license" class="urlextern"';
1935        if($conf['target']['extern']) $out .= ' target="'.$conf['target']['extern'].'"';
1936        $out .= '>'.$license[$conf['license']]['name'].'</a>';
1937        $form->addElement($out);
1938        $form->addElement(form_makeCloseTag('div'));
1939    }
1940
1941    if ($wr) {
1942        // sets changed to true when previewed
1943        echo '<script>/*<![CDATA[*/'. NL;
1944        echo 'textChanged = ' . ($mod ? 'true' : 'false');
1945        echo '/*!]]>*/</script>' . NL;
1946    } ?>
1947    <div class="editBox" role="application">
1948
1949    <div class="toolbar group">
1950        <div id="tool__bar" class="tool__bar"><?php
1951            if ($wr && $data['media_manager']){
1952                ?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
1953                target="_blank"><?php echo $lang['mediaselect'] ?></a><?php
1954            }?>
1955        </div>
1956    </div>
1957    <div id="draft__status" class="draft__status">
1958        <?php
1959        $draft = new \dokuwiki\Draft($ID, $INFO['client']);
1960        if ($draft->isDraftAvailable()) {
1961            echo $draft->getDraftMessage();
1962        }
1963        ?>
1964    </div>
1965    <?php
1966
1967    html_form('edit', $form);
1968    print '</div>'.NL;
1969}
1970
1971/**
1972 * Display the default edit form
1973 *
1974 * Is the default action for HTML_EDIT_FORMSELECTION.
1975 *
1976 * @param mixed[] $param
1977 */
1978function html_edit_form($param) {
1979    global $TEXT;
1980
1981    if ($param['target'] !== 'section') {
1982        msg('No editor for edit target ' . hsc($param['target']) . ' found.', -1);
1983    }
1984
1985    $attr = array('tabindex'=>'1');
1986    if (!$param['wr']) $attr['readonly'] = 'readonly';
1987
1988    $param['form']->addElement(form_makeWikiText($TEXT, $attr));
1989}
1990
1991/**
1992 * Adds a checkbox for minor edits for logged in users
1993 *
1994 * @author Andreas Gohr <andi@splitbrain.org>
1995 *
1996 * @return array|bool
1997 */
1998function html_minoredit(){
1999    global $conf;
2000    global $lang;
2001    global $INPUT;
2002    // minor edits are for logged in users only
2003    if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
2004        return false;
2005    }
2006
2007    $p = array();
2008    $p['tabindex'] = 3;
2009    if($INPUT->bool('minor')) $p['checked']='checked';
2010    return form_makeCheckboxField('minor', '1', $lang['minoredit'], 'minoredit', 'nowrap', $p);
2011}
2012
2013/**
2014 * prints some debug info
2015 *
2016 * @author Andreas Gohr <andi@splitbrain.org>
2017 */
2018function html_debug(){
2019    global $conf;
2020    global $lang;
2021    /** @var AuthPlugin $auth */
2022    global $auth;
2023    global $INFO;
2024
2025    //remove sensitive data
2026    $cnf = $conf;
2027    debug_guard($cnf);
2028    $nfo = $INFO;
2029    debug_guard($nfo);
2030    $ses = $_SESSION;
2031    debug_guard($ses);
2032
2033    print '<html><body>';
2034
2035    print '<p>When reporting bugs please send all the following ';
2036    print 'output as a mail to andi@splitbrain.org ';
2037    print 'The best way to do this is to save this page in your browser</p>';
2038
2039    print '<b>$INFO:</b><pre>';
2040    print_r($nfo);
2041    print '</pre>';
2042
2043    print '<b>$_SERVER:</b><pre>';
2044    print_r($_SERVER);
2045    print '</pre>';
2046
2047    print '<b>$conf:</b><pre>';
2048    print_r($cnf);
2049    print '</pre>';
2050
2051    print '<b>DOKU_BASE:</b><pre>';
2052    print DOKU_BASE;
2053    print '</pre>';
2054
2055    print '<b>abs DOKU_BASE:</b><pre>';
2056    print DOKU_URL;
2057    print '</pre>';
2058
2059    print '<b>rel DOKU_BASE:</b><pre>';
2060    print dirname($_SERVER['PHP_SELF']).'/';
2061    print '</pre>';
2062
2063    print '<b>PHP Version:</b><pre>';
2064    print phpversion();
2065    print '</pre>';
2066
2067    print '<b>locale:</b><pre>';
2068    print setlocale(LC_ALL,0);
2069    print '</pre>';
2070
2071    print '<b>encoding:</b><pre>';
2072    print $lang['encoding'];
2073    print '</pre>';
2074
2075    if($auth){
2076        print '<b>Auth backend capabilities:</b><pre>';
2077        foreach ($auth->getCapabilities() as $cando){
2078            print '   '.str_pad($cando,16) . ' => ' . (int)$auth->canDo($cando) . NL;
2079        }
2080        print '</pre>';
2081    }
2082
2083    print '<b>$_SESSION:</b><pre>';
2084    print_r($ses);
2085    print '</pre>';
2086
2087    print '<b>Environment:</b><pre>';
2088    print_r($_ENV);
2089    print '</pre>';
2090
2091    print '<b>PHP settings:</b><pre>';
2092    $inis = ini_get_all();
2093    print_r($inis);
2094    print '</pre>';
2095
2096    if (function_exists('apache_get_version')) {
2097        $apache = array();
2098        $apache['version'] = apache_get_version();
2099
2100        if (function_exists('apache_get_modules')) {
2101            $apache['modules'] = apache_get_modules();
2102        }
2103        print '<b>Apache</b><pre>';
2104        print_r($apache);
2105        print '</pre>';
2106    }
2107
2108    print '</body></html>';
2109}
2110
2111/**
2112 * Form to request a new password for an existing account
2113 *
2114 * @author Benoit Chesneau <benoit@bchesneau.info>
2115 * @author Andreas Gohr <gohr@cosmocode.de>
2116 */
2117function html_resendpwd() {
2118    global $lang;
2119    global $conf;
2120    global $INPUT;
2121
2122    $token = preg_replace('/[^a-f0-9]+/','',$INPUT->str('pwauth'));
2123
2124    if(!$conf['autopasswd'] && $token){
2125        print p_locale_xhtml('resetpwd');
2126        print '<div class="centeralign">'.NL;
2127        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2128        $form->startFieldset($lang['btn_resendpwd']);
2129        $form->addHidden('token', $token);
2130        $form->addHidden('do', 'resendpwd');
2131
2132        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', array('size'=>'50')));
2133        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
2134
2135        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2136        $form->endFieldset();
2137        html_form('resendpwd', $form);
2138        print '</div>'.NL;
2139    }else{
2140        print p_locale_xhtml('resendpwd');
2141        print '<div class="centeralign">'.NL;
2142        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2143        $form->startFieldset($lang['resendpwd']);
2144        $form->addHidden('do', 'resendpwd');
2145        $form->addHidden('save', '1');
2146        $form->addElement(form_makeTag('br'));
2147        $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block'));
2148        $form->addElement(form_makeTag('br'));
2149        $form->addElement(form_makeTag('br'));
2150        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2151        $form->endFieldset();
2152        html_form('resendpwd', $form);
2153        print '</div>'.NL;
2154    }
2155}
2156
2157/**
2158 * Return the TOC rendered to XHTML
2159 *
2160 * @author Andreas Gohr <andi@splitbrain.org>
2161 *
2162 * @param array $toc
2163 * @return string html
2164 */
2165function html_TOC($toc){
2166    if(!count($toc)) return '';
2167    global $lang;
2168    $out  = '<!-- TOC START -->'.DOKU_LF;
2169    $out .= '<div id="dw__toc" class="dw__toc">'.DOKU_LF;
2170    $out .= '<h3 class="toggle">';
2171    $out .= $lang['toc'];
2172    $out .= '</h3>'.DOKU_LF;
2173    $out .= '<div>'.DOKU_LF;
2174    $out .= html_buildlist($toc,'toc','html_list_toc','html_li_default',true);
2175    $out .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
2176    $out .= '<!-- TOC END -->'.DOKU_LF;
2177    return $out;
2178}
2179
2180/**
2181 * Callback for html_buildlist
2182 *
2183 * @param array $item
2184 * @return string html
2185 */
2186function html_list_toc($item){
2187    if(isset($item['hid'])){
2188        $link = '#'.$item['hid'];
2189    }else{
2190        $link = $item['link'];
2191    }
2192
2193    return '<a href="'.$link.'">'.hsc($item['title']).'</a>';
2194}
2195
2196/**
2197 * Helper function to build TOC items
2198 *
2199 * Returns an array ready to be added to a TOC array
2200 *
2201 * @param string $link  - where to link (if $hash set to '#' it's a local anchor)
2202 * @param string $text  - what to display in the TOC
2203 * @param int    $level - nesting level
2204 * @param string $hash  - is prepended to the given $link, set blank if you want full links
2205 * @return array the toc item
2206 */
2207function html_mktocitem($link, $text, $level, $hash='#'){
2208    return  array( 'link'  => $hash.$link,
2209            'title' => $text,
2210            'type'  => 'ul',
2211            'level' => $level);
2212}
2213
2214/**
2215 * Output a Doku_Form object.
2216 * Triggers an event with the form name: HTML_{$name}FORM_OUTPUT
2217 *
2218 * @author Tom N Harris <tnharris@whoopdedo.org>
2219 *
2220 * @param string     $name The name of the form
2221 * @param Doku_Form  $form The form
2222 */
2223function html_form($name, &$form) {
2224    // Safety check in case the caller forgets.
2225    $form->endFieldset();
2226    Event::createAndTrigger('HTML_'.strtoupper($name).'FORM_OUTPUT', $form, 'html_form_output', false);
2227}
2228
2229/**
2230 * Form print function.
2231 * Just calls printForm() on the data object.
2232 *
2233 * @param Doku_Form $data The form
2234 */
2235function html_form_output($data) {
2236    $data->printForm();
2237}
2238
2239/**
2240 * Embed a flash object in HTML
2241 *
2242 * This will create the needed HTML to embed a flash movie in a cross browser
2243 * compatble way using valid XHTML
2244 *
2245 * The parameters $params, $flashvars and $atts need to be associative arrays.
2246 * No escaping needs to be done for them. The alternative content *has* to be
2247 * escaped because it is used as is. If no alternative content is given
2248 * $lang['noflash'] is used.
2249 *
2250 * @author Andreas Gohr <andi@splitbrain.org>
2251 * @link   http://latrine.dgx.cz/how-to-correctly-insert-a-flash-into-xhtml
2252 *
2253 * @param string $swf      - the SWF movie to embed
2254 * @param int $width       - width of the flash movie in pixels
2255 * @param int $height      - height of the flash movie in pixels
2256 * @param array $params    - additional parameters (<param>)
2257 * @param array $flashvars - parameters to be passed in the flashvar parameter
2258 * @param array $atts      - additional attributes for the <object> tag
2259 * @param string $alt      - alternative content (is NOT automatically escaped!)
2260 * @return string         - the XHTML markup
2261 */
2262function html_flashobject($swf,$width,$height,$params=null,$flashvars=null,$atts=null,$alt=''){
2263    global $lang;
2264
2265    $out = '';
2266
2267    // prepare the object attributes
2268    if(is_null($atts)) $atts = array();
2269    $atts['width']  = (int) $width;
2270    $atts['height'] = (int) $height;
2271    if(!$atts['width'])  $atts['width']  = 425;
2272    if(!$atts['height']) $atts['height'] = 350;
2273
2274    // add object attributes for standard compliant browsers
2275    $std = $atts;
2276    $std['type'] = 'application/x-shockwave-flash';
2277    $std['data'] = $swf;
2278
2279    // add object attributes for IE
2280    $ie  = $atts;
2281    $ie['classid'] = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
2282
2283    // open object (with conditional comments)
2284    $out .= '<!--[if !IE]> -->'.NL;
2285    $out .= '<object '.buildAttributes($std).'>'.NL;
2286    $out .= '<!-- <![endif]-->'.NL;
2287    $out .= '<!--[if IE]>'.NL;
2288    $out .= '<object '.buildAttributes($ie).'>'.NL;
2289    $out .= '    <param name="movie" value="'.hsc($swf).'" />'.NL;
2290    $out .= '<!--><!-- -->'.NL;
2291
2292    // print params
2293    if(is_array($params)) foreach($params as $key => $val){
2294        $out .= '  <param name="'.hsc($key).'" value="'.hsc($val).'" />'.NL;
2295    }
2296
2297    // add flashvars
2298    if(is_array($flashvars)){
2299        $out .= '  <param name="FlashVars" value="'.buildURLparams($flashvars).'" />'.NL;
2300    }
2301
2302    // alternative content
2303    if($alt){
2304        $out .= $alt.NL;
2305    }else{
2306        $out .= $lang['noflash'].NL;
2307    }
2308
2309    // finish
2310    $out .= '</object>'.NL;
2311    $out .= '<!-- <![endif]-->'.NL;
2312
2313    return $out;
2314}
2315
2316/**
2317 * Prints HTML code for the given tab structure
2318 *
2319 * @param array  $tabs        tab structure
2320 * @param string $current_tab the current tab id
2321 */
2322function html_tabs($tabs, $current_tab = null) {
2323    echo '<ul class="tabs">'.NL;
2324
2325    foreach($tabs as $id => $tab) {
2326        html_tab($tab['href'], $tab['caption'], $id === $current_tab);
2327    }
2328
2329    echo '</ul>'.NL;
2330}
2331
2332/**
2333 * Prints a single tab
2334 *
2335 * @author Kate Arzamastseva <pshns@ukr.net>
2336 * @author Adrian Lang <mail@adrianlang.de>
2337 *
2338 * @param string $href - tab href
2339 * @param string $caption - tab caption
2340 * @param boolean $selected - is tab selected
2341 */
2342
2343function html_tab($href, $caption, $selected=false) {
2344    $tab = '<li>';
2345    if ($selected) {
2346        $tab .= '<strong>';
2347    } else {
2348        $tab .= '<a href="' . hsc($href) . '">';
2349    }
2350    $tab .= hsc($caption)
2351         .  '</' . ($selected ? 'strong' : 'a') . '>'
2352         .  '</li>'.NL;
2353    echo $tab;
2354}
2355
2356/**
2357 * Display size change
2358 *
2359 * @param int $sizechange - size of change in Bytes
2360 * @param Doku_Form $form - form to add elements to
2361 */
2362
2363function html_sizechange($sizechange, Doku_Form $form) {
2364    if(isset($sizechange)) {
2365        $class = 'sizechange';
2366        $value = filesize_h(abs($sizechange));
2367        if($sizechange > 0) {
2368            $class .= ' positive';
2369            $value = '+' . $value;
2370        } elseif($sizechange < 0) {
2371            $class .= ' negative';
2372            $value = '-' . $value;
2373        } else {
2374            $value = '±' . $value;
2375        }
2376        $form->addElement(form_makeOpenTag('span', array('class' => $class)));
2377        $form->addElement($value);
2378        $form->addElement(form_makeCloseTag('span'));
2379    }
2380}
2381