xref: /dokuwiki/inc/html.php (revision 47de339b47c45069e8b9525bc0ef4396bcc60cfd) 
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;
11
12if (!defined('SEC_EDIT_PATTERN')) {
13    define('SEC_EDIT_PATTERN', '#<!-- EDIT({.*?}) -->#');
14}
15
16
17/**
18 * Convenience function to quickly build a wikilink
19 *
20 * @author Andreas Gohr <andi@splitbrain.org>
21 * @param string  $id      id of the target page
22 * @param string  $name    the name of the link, i.e. the text that is displayed
23 * @param string|array  $search  search string(s) that shall be highlighted in the target page
24 * @return string the HTML code of the link
25 */
26function html_wikilink($id,$name=null,$search=''){
27    /** @var Doku_Renderer_xhtml $xhtml_renderer */
28    static $xhtml_renderer = null;
29    if(is_null($xhtml_renderer)){
30        $xhtml_renderer = p_get_renderer('xhtml');
31    }
32
33    return $xhtml_renderer->internallink($id,$name,$search,true,'navigation');
34}
35
36/**
37 * The loginform
38 *
39 * @author   Andreas Gohr <andi@splitbrain.org>
40 *
41 * @param bool $svg Whether to show svg icons in the register and resendpwd links or not
42 */
43function html_login($svg = false){
44    global $lang;
45    global $conf;
46    global $ID;
47    global $INPUT;
48
49    print p_locale_xhtml('login');
50    print '<div class="centeralign">'.NL;
51    $form = new Doku_Form(array('id' => 'dw__login'));
52    $form->startFieldset($lang['btn_login']);
53    $form->addHidden('id', $ID);
54    $form->addHidden('do', 'login');
55    $form->addElement(form_makeTextField(
56        'u',
57        ((!$INPUT->bool('http_credentials')) ? $INPUT->str('u') : ''),
58        $lang['user'],
59        'focus__this',
60        'block')
61    );
62    $form->addElement(form_makePasswordField('p', $lang['pass'], '', 'block'));
63    if($conf['rememberme']) {
64        $form->addElement(form_makeCheckboxField('r', '1', $lang['remember'], 'remember__me', 'simple'));
65    }
66    $form->addElement(form_makeButton('submit', '', $lang['btn_login']));
67    $form->endFieldset();
68
69    if(actionOK('register')){
70        $registerLink = (new \dokuwiki\Menu\Item\Register())->asHtmlLink('', $svg);
71        $form->addElement('<p>'.$lang['reghere'].': '. $registerLink .'</p>');
72    }
73
74    if (actionOK('resendpwd')) {
75        $resendPwLink = (new \dokuwiki\Menu\Item\Resendpwd())->asHtmlLink('', $svg);
76        $form->addElement('<p>'.$lang['pwdforget'].': '. $resendPwLink .'</p>');
77    }
78
79    html_form('login', $form);
80    print '</div>'.NL;
81}
82
83
84/**
85 * Denied page content
86 *
87 * @return string html
88 */
89function html_denied() {
90    print p_locale_xhtml('denied');
91
92    if(empty($_SERVER['REMOTE_USER']) && actionOK('login')){
93        html_login();
94    }
95}
96
97/**
98 * inserts section edit buttons if wanted or removes the markers
99 *
100 * @author Andreas Gohr <andi@splitbrain.org>
101 *
102 * @param string $text
103 * @param bool   $show show section edit buttons?
104 * @return string
105 */
106function html_secedit($text,$show=true){
107    global $INFO;
108
109    if(!$INFO['writable'] || !$show || $INFO['rev']){
110        return preg_replace(SEC_EDIT_PATTERN,'',$text);
111    }
112
113    return preg_replace_callback(SEC_EDIT_PATTERN,
114                'html_secedit_button', $text);
115}
116
117/**
118 * prepares section edit button data for event triggering
119 * used as a callback in html_secedit
120 *
121 * @author Andreas Gohr <andi@splitbrain.org>
122 *
123 * @param array $matches matches with regexp
124 * @return string
125 * @triggers HTML_SECEDIT_BUTTON
126 */
127function html_secedit_button($matches){
128    $json = htmlspecialchars_decode($matches[1], ENT_QUOTES);
129    $data = json_decode($json, true);
130    if ($data == NULL) {
131        return;
132    }
133    $data ['target'] = strtolower($data['target']);
134    $data ['hid'] = strtolower($data['hid']);
135
136    return trigger_event('HTML_SECEDIT_BUTTON', $data,
137                         'html_secedit_get_button');
138}
139
140/**
141 * prints a section editing button
142 * used as default action form HTML_SECEDIT_BUTTON
143 *
144 * @author Adrian Lang <lang@cosmocode.de>
145 *
146 * @param array $data name, section id and target
147 * @return string html
148 */
149function html_secedit_get_button($data) {
150    global $ID;
151    global $INFO;
152
153    if (!isset($data['name']) || $data['name'] === '') return '';
154
155    $name = $data['name'];
156    unset($data['name']);
157
158    $secid = $data['secid'];
159    unset($data['secid']);
160
161    return "<div class='secedit editbutton_" . $data['target'] .
162                       " editbutton_" . $secid . "'>" .
163           html_btn('secedit', $ID, '',
164                    array_merge(array('do'  => 'edit',
165                                      'rev' => $INFO['lastmod'],
166                                      'summary' => '['.$name.'] '), $data),
167                    'post', $name) . '</div>';
168}
169
170/**
171 * Just the back to top button (in its own form)
172 *
173 * @author Andreas Gohr <andi@splitbrain.org>
174 *
175 * @return string html
176 */
177function html_topbtn(){
178    global $lang;
179
180    $ret = '<a class="nolink" href="#dokuwiki__top">' .
181        '<button class="button" onclick="window.scrollTo(0, 0)" title="' . $lang['btn_top'] . '">' .
182        $lang['btn_top'] .
183        '</button></a>';
184
185    return $ret;
186}
187
188/**
189 * Displays a button (using its own form)
190 * If tooltip exists, the access key tooltip is replaced.
191 *
192 * @author Andreas Gohr <andi@splitbrain.org>
193 *
194 * @param string         $name
195 * @param string         $id
196 * @param string         $akey   access key
197 * @param string[] $params key-value pairs added as hidden inputs
198 * @param string         $method
199 * @param string         $tooltip
200 * @param bool|string    $label  label text, false: lookup btn_$name in localization
201 * @param string         $svg (optional) svg code, inserted into the button
202 * @return string
203 */
204function html_btn($name, $id, $akey, $params, $method='get', $tooltip='', $label=false, $svg=null){
205    global $conf;
206    global $lang;
207
208    if (!$label)
209        $label = $lang['btn_'.$name];
210
211    $ret = '';
212
213    //filter id (without urlencoding)
214    $id = idfilter($id,false);
215
216    //make nice URLs even for buttons
217    if($conf['userewrite'] == 2){
218        $script = DOKU_BASE.DOKU_SCRIPT.'/'.$id;
219    }elseif($conf['userewrite']){
220        $script = DOKU_BASE.$id;
221    }else{
222        $script = DOKU_BASE.DOKU_SCRIPT;
223        $params['id'] = $id;
224    }
225
226    $ret .= '<form class="button btn_'.$name.'" method="'.$method.'" action="'.$script.'"><div class="no">';
227
228    if(is_array($params)){
229        foreach($params as $key => $val) {
230            $ret .= '<input type="hidden" name="'.$key.'" ';
231            $ret .= 'value="'.hsc($val).'" />';
232        }
233    }
234
235    if ($tooltip!='') {
236        $tip = hsc($tooltip);
237    }else{
238        $tip = hsc($label);
239    }
240
241    $ret .= '<button type="submit" ';
242    if($akey){
243        $tip .= ' ['.strtoupper($akey).']';
244        $ret .= 'accesskey="'.$akey.'" ';
245    }
246    $ret .= 'title="'.$tip.'">';
247    if ($svg) {
248        $ret .= '<span>' . hsc($label) . '</span>';
249        $ret .= inlineSVG($svg);
250    } else {
251        $ret .= hsc($label);
252    }
253    $ret .= '</button>';
254    $ret .= '</div></form>';
255
256    return $ret;
257}
258/**
259 * show a revision warning
260 *
261 * @author Szymon Olewniczak <dokuwiki@imz.re>
262 */
263function html_showrev() {
264    print p_locale_xhtml('showrev');
265}
266
267/**
268 * Show a wiki page
269 *
270 * @author Andreas Gohr <andi@splitbrain.org>
271 *
272 * @param null|string $txt wiki text or null for showing $ID
273 */
274function html_show($txt=null){
275    global $ID;
276    global $REV;
277    global $HIGH;
278    global $INFO;
279    global $DATE_AT;
280    //disable section editing for old revisions or in preview
281    if($txt || $REV){
282        $secedit = false;
283    }else{
284        $secedit = true;
285    }
286
287    if (!is_null($txt)){
288        //PreviewHeader
289        echo '<br id="scroll__here" />';
290        echo p_locale_xhtml('preview');
291        echo '<div class="preview"><div class="pad">';
292        $html = html_secedit(p_render('xhtml',p_get_instructions($txt),$info),$secedit);
293        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
294        echo $html;
295        echo '<div class="clearer"></div>';
296        echo '</div></div>';
297
298    }else{
299        if ($REV||$DATE_AT){
300            $data = array('rev' => &$REV, 'date_at' => &$DATE_AT);
301            trigger_event('HTML_SHOWREV_OUTPUT', $data, 'html_showrev');
302        }
303        $html = p_wiki_xhtml($ID,$REV,true,$DATE_AT);
304        $html = html_secedit($html,$secedit);
305        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
306        $html = html_hilight($html,$HIGH);
307        echo $html;
308    }
309}
310
311/**
312 * ask the user about how to handle an exisiting draft
313 *
314 * @author Andreas Gohr <andi@splitbrain.org>
315 */
316function html_draft(){
317    global $INFO;
318    global $ID;
319    global $lang;
320    $draft = new \dokuwiki\Draft($ID, $INFO['client']);
321    $text  = $draft->getDraftText();
322
323    print p_locale_xhtml('draft');
324    html_diff($text, false);
325    $form = new Doku_Form(array('id' => 'dw__editform'));
326    $form->addHidden('id', $ID);
327    $form->addHidden('date', $draft->getDraftDate());
328    $form->addHidden('wikitext', $text);
329    $form->addElement(form_makeOpenTag('div', array('id'=>'draft__status')));
330    $form->addElement($draft->getDraftMessage());
331    $form->addElement(form_makeCloseTag('div'));
332    $form->addElement(form_makeButton('submit', 'recover', $lang['btn_recover'], array('tabindex'=>'1')));
333    $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_draftdel'], array('tabindex'=>'2')));
334    $form->addElement(form_makeButton('submit', 'show', $lang['btn_cancel'], array('tabindex'=>'3')));
335    html_form('draft', $form);
336}
337
338/**
339 * Highlights searchqueries in HTML code
340 *
341 * @author Andreas Gohr <andi@splitbrain.org>
342 * @author Harry Fuecks <hfuecks@gmail.com>
343 *
344 * @param string $html
345 * @param array|string $phrases
346 * @return string html
347 */
348function html_hilight($html,$phrases){
349    $phrases = (array) $phrases;
350    $phrases = array_map('preg_quote_cb', $phrases);
351    $phrases = array_map('ft_snippet_re_preprocess', $phrases);
352    $phrases = array_filter($phrases);
353    $regex = join('|',$phrases);
354
355    if ($regex === '') return $html;
356    if (!utf8_check($regex)) return $html;
357    $html = @preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback',$html);
358    return $html;
359}
360
361/**
362 * Callback used by html_hilight()
363 *
364 * @author Harry Fuecks <hfuecks@gmail.com>
365 *
366 * @param array $m matches
367 * @return string html
368 */
369function html_hilight_callback($m) {
370    $hlight = unslash($m[0]);
371    if ( !isset($m[2])) {
372        $hlight = '<span class="search_hit">'.$hlight.'</span>';
373    }
374    return $hlight;
375}
376
377/**
378 * Display error on locked pages
379 *
380 * @author Andreas Gohr <andi@splitbrain.org>
381 */
382function html_locked(){
383    global $ID;
384    global $conf;
385    global $lang;
386    global $INFO;
387
388    $locktime = filemtime(wikiLockFN($ID));
389    $expire = dformat($locktime + $conf['locktime']);
390    $min    = round(($conf['locktime'] - (time() - $locktime) )/60);
391
392    print p_locale_xhtml('locked');
393    print '<ul>';
394    print '<li><div class="li"><strong>'.$lang['lockedby'].'</strong> '.editorinfo($INFO['locked']).'</div></li>';
395    print '<li><div class="li"><strong>'.$lang['lockexpire'].'</strong> '.$expire.' ('.$min.' min)</div></li>';
396    print '</ul>';
397}
398
399/**
400 * list old revisions
401 *
402 * @author Andreas Gohr <andi@splitbrain.org>
403 * @author Ben Coburn <btcoburn@silicodon.net>
404 * @author Kate Arzamastseva <pshns@ukr.net>
405 *
406 * @param int $first skip the first n changelog lines
407 * @param bool|string $media_id id of media, or false for current page
408 */
409function html_revisions($first=0, $media_id = false){
410    global $ID;
411    global $INFO;
412    global $conf;
413    global $lang;
414    $id = $ID;
415    if ($media_id) {
416        $id = $media_id;
417        $changelog = new MediaChangeLog($id);
418    } else {
419        $changelog = new PageChangeLog($id);
420    }
421
422    /* we need to get one additional log entry to be able to
423     * decide if this is the last page or is there another one.
424     * see html_recent()
425     */
426
427    $revisions = $changelog->getRevisions($first, $conf['recent']+1);
428
429    if(count($revisions)==0 && $first!=0){
430        $first=0;
431        $revisions = $changelog->getRevisions($first, $conf['recent']+1);
432    }
433    $hasNext = false;
434    if (count($revisions)>$conf['recent']) {
435        $hasNext = true;
436        array_pop($revisions); // remove extra log entry
437    }
438
439    if (!$media_id) print p_locale_xhtml('revisions');
440
441    $params = array('id' => 'page__revisions', 'class' => 'changes');
442    if($media_id) {
443        $params['action'] = media_managerURL(array('image' => $media_id), '&');
444    }
445
446    if(!$media_id) {
447        $exists = $INFO['exists'];
448        $display_name = useHeading('navigation') ? hsc(p_get_first_heading($id)) : $id;
449        if(!$display_name) {
450            $display_name = $id;
451        }
452    } else {
453        $exists = file_exists(mediaFN($id));
454        $display_name = $id;
455    }
456
457    $form = new Doku_Form($params);
458    $form->addElement(form_makeOpenTag('ul'));
459
460    if($exists && $first == 0) {
461        $minor = false;
462        if($media_id) {
463            $date = dformat(@filemtime(mediaFN($id)));
464            $href = media_managerURL(array('image' => $id, 'tab_details' => 'view'), '&');
465
466            $changelog->setChunkSize(1024);
467            $revinfo = $changelog->getRevisionInfo(@filemtime(fullpath(mediaFN($id))));
468
469            $summary = $revinfo['sum'];
470            if($revinfo['user']) {
471                $editor = $revinfo['user'];
472            } else {
473                $editor = $revinfo['ip'];
474            }
475            $sizechange = $revinfo['sizechange'];
476        } else {
477            $date = dformat($INFO['lastmod']);
478            if(isset($INFO['meta']) && isset($INFO['meta']['last_change'])) {
479                if($INFO['meta']['last_change']['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
480                    $minor = true;
481                }
482                if(isset($INFO['meta']['last_change']['sizechange'])) {
483                    $sizechange = $INFO['meta']['last_change']['sizechange'];
484                } else {
485                    $sizechange = null;
486                }
487            }
488            $pagelog = new PageChangeLog($ID);
489            $latestrev = $pagelog->getRevisions(-1, 1);
490            $latestrev = array_pop($latestrev);
491            $href = wl($id,"rev=$latestrev",false,'&');
492            $summary = $INFO['sum'];
493            $editor = $INFO['editor'];
494        }
495
496        $form->addElement(form_makeOpenTag('li', array('class' => ($minor ? 'minor' : ''))));
497        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
498        $form->addElement(form_makeTag('input', array(
499                        'type' => 'checkbox',
500                        'name' => 'rev2[]',
501                        'value' => 'current')));
502
503        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
504        $form->addElement($date);
505        $form->addElement(form_makeCloseTag('span'));
506
507        $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
508
509        $form->addElement(form_makeOpenTag('a', array(
510                        'class' => 'wikilink1',
511                        'href'  => $href)));
512        $form->addElement($display_name);
513        $form->addElement(form_makeCloseTag('a'));
514
515        if ($media_id) $form->addElement(form_makeOpenTag('div'));
516
517        if($summary) {
518            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
519            if(!$media_id) $form->addElement(' – ');
520            $form->addElement('<bdi>' . hsc($summary) . '</bdi>');
521            $form->addElement(form_makeCloseTag('span'));
522        }
523
524        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
525        $form->addElement((empty($editor))?('('.$lang['external_edit'].')'):'<bdi>'.editorinfo($editor).'</bdi>');
526        $form->addElement(form_makeCloseTag('span'));
527
528        html_sizechange($sizechange, $form);
529
530        $form->addElement('('.$lang['current'].')');
531
532        if ($media_id) $form->addElement(form_makeCloseTag('div'));
533
534        $form->addElement(form_makeCloseTag('div'));
535        $form->addElement(form_makeCloseTag('li'));
536    }
537
538    foreach($revisions as $rev) {
539        $date = dformat($rev);
540        $info = $changelog->getRevisionInfo($rev);
541        if($media_id) {
542            $exists = file_exists(mediaFN($id, $rev));
543        } else {
544            $exists = page_exists($id, $rev);
545        }
546
547        $class = '';
548        if($info['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
549            $class = 'minor';
550        }
551        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
552        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
553        if($exists){
554            $form->addElement(form_makeTag('input', array(
555                            'type' => 'checkbox',
556                            'name' => 'rev2[]',
557                            'value' => $rev)));
558        }else{
559            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
560        }
561
562        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
563        $form->addElement($date);
564        $form->addElement(form_makeCloseTag('span'));
565
566        if($exists){
567            if (!$media_id) {
568                $href = wl($id,"rev=$rev,do=diff", false, '&');
569            } else {
570                $href = media_managerURL(array('image' => $id, 'rev' => $rev, 'mediado' => 'diff'), '&');
571            }
572            $form->addElement(form_makeOpenTag('a', array(
573                            'class' => 'diff_link',
574                            'href' => $href)));
575            $form->addElement(form_makeTag('img', array(
576                            'src'    => DOKU_BASE.'lib/images/diff.png',
577                            'width'  => 15,
578                            'height' => 11,
579                            'title'  => $lang['diff'],
580                            'alt'    => $lang['diff'])));
581            $form->addElement(form_makeCloseTag('a'));
582
583            if (!$media_id) {
584                $href = wl($id,"rev=$rev",false,'&');
585            } else {
586                $href = media_managerURL(array('image' => $id, 'tab_details' => 'view', 'rev' => $rev), '&');
587            }
588            $form->addElement(form_makeOpenTag('a', array(
589                            'class' => 'wikilink1',
590                            'href' => $href)));
591            $form->addElement($display_name);
592            $form->addElement(form_makeCloseTag('a'));
593        }else{
594            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
595            $form->addElement($display_name);
596        }
597
598        if ($media_id) $form->addElement(form_makeOpenTag('div'));
599
600        if ($info['sum']) {
601            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
602            if(!$media_id) $form->addElement(' – ');
603            $form->addElement('<bdi>'.hsc($info['sum']).'</bdi>');
604            $form->addElement(form_makeCloseTag('span'));
605        }
606
607        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
608        if($info['user']){
609            $form->addElement('<bdi>'.editorinfo($info['user']).'</bdi>');
610            if(auth_ismanager()){
611                $form->addElement(' <bdo dir="ltr">('.$info['ip'].')</bdo>');
612            }
613        }else{
614            $form->addElement('<bdo dir="ltr">'.$info['ip'].'</bdo>');
615        }
616        $form->addElement(form_makeCloseTag('span'));
617
618        html_sizechange($info['sizechange'], $form);
619
620        if ($media_id) $form->addElement(form_makeCloseTag('div'));
621
622        $form->addElement(form_makeCloseTag('div'));
623        $form->addElement(form_makeCloseTag('li'));
624    }
625    $form->addElement(form_makeCloseTag('ul'));
626    if (!$media_id) {
627        $form->addElement(form_makeButton('submit', 'diff', $lang['diff2']));
628    } else {
629        $form->addHidden('mediado', 'diff');
630        $form->addElement(form_makeButton('submit', '', $lang['diff2']));
631    }
632    html_form('revisions', $form);
633
634    print '<div class="pagenav">';
635    $last = $first + $conf['recent'];
636    if ($first > 0) {
637        $first -= $conf['recent'];
638        if ($first < 0) $first = 0;
639        print '<div class="pagenav-prev">';
640        if ($media_id) {
641            print html_btn('newer',$media_id,"p",media_managerURL(array('first' => $first), '&amp;', false, true));
642        } else {
643            print html_btn('newer',$id,"p",array('do' => 'revisions', 'first' => $first));
644        }
645        print '</div>';
646    }
647    if ($hasNext) {
648        print '<div class="pagenav-next">';
649        if ($media_id) {
650            print html_btn('older',$media_id,"n",media_managerURL(array('first' => $last), '&amp;', false, true));
651        } else {
652            print html_btn('older',$id,"n",array('do' => 'revisions', 'first' => $last));
653        }
654        print '</div>';
655    }
656    print '</div>';
657
658}
659
660/**
661 * display recent changes
662 *
663 * @author Andreas Gohr <andi@splitbrain.org>
664 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
665 * @author Ben Coburn <btcoburn@silicodon.net>
666 * @author Kate Arzamastseva <pshns@ukr.net>
667 *
668 * @param int $first
669 * @param string $show_changes
670 */
671function html_recent($first = 0, $show_changes = 'both') {
672    global $conf;
673    global $lang;
674    global $ID;
675    /* we need to get one additionally log entry to be able to
676     * decide if this is the last page or is there another one.
677     * This is the cheapest solution to get this information.
678     */
679    $flags = 0;
680    if($show_changes == 'mediafiles' && $conf['mediarevisions']) {
681        $flags = RECENTS_MEDIA_CHANGES;
682    } elseif($show_changes == 'pages') {
683        $flags = 0;
684    } elseif($conf['mediarevisions']) {
685        $show_changes = 'both';
686        $flags = RECENTS_MEDIA_PAGES_MIXED;
687    }
688
689    $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
690    if(count($recents) == 0 && $first != 0) {
691        $first = 0;
692        $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
693    }
694    $hasNext = false;
695    if(count($recents) > $conf['recent']) {
696        $hasNext = true;
697        array_pop($recents); // remove extra log entry
698    }
699
700    print p_locale_xhtml('recent');
701
702    if(getNS($ID) != '') {
703        print '<div class="level1"><p>' .
704            sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent')) .
705            '</p></div>';
706    }
707
708    $form = new Doku_Form(array('id' => 'dw__recent', 'method' => 'GET', 'class' => 'changes'));
709    $form->addHidden('sectok', null);
710    $form->addHidden('do', 'recent');
711    $form->addHidden('id', $ID);
712
713    if($conf['mediarevisions']) {
714        $form->addElement('<div class="changeType">');
715        $form->addElement(form_makeListboxField(
716                    'show_changes',
717                    array(
718                        'pages'      => $lang['pages_changes'],
719                        'mediafiles' => $lang['media_changes'],
720                        'both'       => $lang['both_changes']
721                    ),
722                    $show_changes,
723                    $lang['changes_type'],
724                    '', '',
725                    array('class' => 'quickselect')));
726
727        $form->addElement(form_makeButton('submit', 'recent', $lang['btn_apply']));
728        $form->addElement('</div>');
729    }
730
731    $form->addElement(form_makeOpenTag('ul'));
732
733    foreach($recents as $recent) {
734        $date = dformat($recent['date']);
735
736        $class = '';
737        if($recent['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
738            $class = 'minor';
739        }
740        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
741        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
742
743        if(!empty($recent['media'])) {
744            $form->addElement(media_printicon($recent['id']));
745        } else {
746            $icon = DOKU_BASE . 'lib/images/fileicons/file.png';
747            $form->addElement('<img src="' . $icon . '" alt="' . $recent['id'] . '" class="icon" />');
748        }
749
750        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
751        $form->addElement($date);
752        $form->addElement(form_makeCloseTag('span'));
753
754        $diff = false;
755        $href = '';
756
757        if(!empty($recent['media'])) {
758            $changelog = new MediaChangeLog($recent['id']);
759            $revs = $changelog->getRevisions(0, 1);
760            $diff = (count($revs) && file_exists(mediaFN($recent['id'])));
761            if($diff) {
762                $href = media_managerURL(array(
763                                            'tab_details' => 'history',
764                                            'mediado' => 'diff',
765                                            'image' => $recent['id'],
766                                            'ns' => getNS($recent['id'])
767                                        ), '&');
768            }
769        } else {
770            $href = wl($recent['id'], "do=diff", false, '&');
771        }
772
773        if(!empty($recent['media']) && !$diff) {
774            $form->addElement('<img src="' . DOKU_BASE . 'lib/images/blank.gif" width="15" height="11" alt="" />');
775        } else {
776            $form->addElement(form_makeOpenTag('a', array('class' => 'diff_link', 'href' => $href)));
777            $form->addElement(form_makeTag('img', array(
778                            'src'    => DOKU_BASE . 'lib/images/diff.png',
779                            'width'  => 15,
780                            'height' => 11,
781                            'title'  => $lang['diff'],
782                            'alt'    => $lang['diff']
783                        )));
784            $form->addElement(form_makeCloseTag('a'));
785        }
786
787        if(!empty($recent['media'])) {
788            $href = media_managerURL(
789                array(
790                    'tab_details' => 'history',
791                    'image' => $recent['id'],
792                    'ns' => getNS($recent['id'])
793                ),
794                '&'
795            );
796        } else {
797            $href = wl($recent['id'], "do=revisions", false, '&');
798        }
799        $form->addElement(form_makeOpenTag('a', array(
800                        'class' => 'revisions_link',
801                        'href'  => $href)));
802        $form->addElement(form_makeTag('img', array(
803                        'src'    => DOKU_BASE . 'lib/images/history.png',
804                        'width'  => 12,
805                        'height' => 14,
806                        'title'  => $lang['btn_revs'],
807                        'alt'    => $lang['btn_revs']
808                    )));
809        $form->addElement(form_makeCloseTag('a'));
810
811        if(!empty($recent['media'])) {
812            $href = media_managerURL(
813                array(
814                    'tab_details' => 'view',
815                    'image' => $recent['id'],
816                    'ns' => getNS($recent['id'])
817                ),
818                '&'
819            );
820            $class = file_exists(mediaFN($recent['id'])) ? 'wikilink1' : 'wikilink2';
821            $form->addElement(form_makeOpenTag('a', array(
822                        'class' => $class,
823                        'href'  => $href)));
824            $form->addElement($recent['id']);
825            $form->addElement(form_makeCloseTag('a'));
826        } else {
827            $form->addElement(html_wikilink(':' . $recent['id'], useHeading('navigation') ? null : $recent['id']));
828        }
829        $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
830        $form->addElement(' – ' . hsc($recent['sum']));
831        $form->addElement(form_makeCloseTag('span'));
832
833        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
834        if($recent['user']) {
835            $form->addElement('<bdi>' . editorinfo($recent['user']) . '</bdi>');
836            if(auth_ismanager()) {
837                $form->addElement(' <bdo dir="ltr">(' . $recent['ip'] . ')</bdo>');
838            }
839        } else {
840            $form->addElement('<bdo dir="ltr">' . $recent['ip'] . '</bdo>');
841        }
842        $form->addElement(form_makeCloseTag('span'));
843
844        html_sizechange($recent['sizechange'], $form);
845
846        $form->addElement(form_makeCloseTag('div'));
847        $form->addElement(form_makeCloseTag('li'));
848    }
849    $form->addElement(form_makeCloseTag('ul'));
850
851    $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav')));
852    $last = $first + $conf['recent'];
853    if($first > 0) {
854        $first -= $conf['recent'];
855        if($first < 0) $first = 0;
856        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-prev')));
857        $form->addElement(form_makeOpenTag('button', array(
858                        'type'      => 'submit',
859                        'name'      => 'first[' . $first . ']',
860                        'accesskey' => 'n',
861                        'title'     => $lang['btn_newer'] . ' [N]',
862                        'class'     => 'button show'
863                    )));
864        $form->addElement($lang['btn_newer']);
865        $form->addElement(form_makeCloseTag('button'));
866        $form->addElement(form_makeCloseTag('div'));
867    }
868    if($hasNext) {
869        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-next')));
870        $form->addElement(form_makeOpenTag('button', array(
871                        'type'      => 'submit',
872                        'name'      => 'first[' . $last . ']',
873                        'accesskey' => 'p',
874                        'title'     => $lang['btn_older'] . ' [P]',
875                        'class'     => 'button show'
876                    )));
877        $form->addElement($lang['btn_older']);
878        $form->addElement(form_makeCloseTag('button'));
879        $form->addElement(form_makeCloseTag('div'));
880    }
881    $form->addElement(form_makeCloseTag('div'));
882    html_form('recent', $form);
883}
884
885/**
886 * Display page index
887 *
888 * @author Andreas Gohr <andi@splitbrain.org>
889 *
890 * @param string $ns
891 */
892function html_index($ns){
893    global $conf;
894    global $ID;
895    $ns  = cleanID($ns);
896    if(empty($ns)){
897        $ns = getNS($ID);
898        if($ns === false) $ns ='';
899    }
900    $ns  = utf8_encodeFN(str_replace(':','/',$ns));
901
902    echo p_locale_xhtml('index');
903    echo '<div id="index__tree" class="index__tree">';
904
905    $data = array();
906    search($data,$conf['datadir'],'search_index',array('ns' => $ns));
907    echo html_buildlist($data,'idx','html_list_index','html_li_index');
908
909    echo '</div>';
910}
911
912/**
913 * Index item formatter
914 *
915 * User function for html_buildlist()
916 *
917 * @author Andreas Gohr <andi@splitbrain.org>
918 *
919 * @param array $item
920 * @return string
921 */
922function html_list_index($item){
923    global $ID, $conf;
924
925    // prevent searchbots needlessly following links
926    $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? 'rel="nofollow"' : '';
927
928    $ret = '';
929    $base = ':'.$item['id'];
930    $base = substr($base,strrpos($base,':')+1);
931    if($item['type']=='d'){
932        // FS#2766, no need for search bots to follow namespace links in the index
933        $link = wl($ID, 'idx=' . rawurlencode($item['id']));
934        $ret .= '<a href="' . $link . '" title="' . $item['id'] . '" class="idx_dir" ' . $nofollow . '><strong>';
935        $ret .= $base;
936        $ret .= '</strong></a>';
937    }else{
938        // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
939        $ret .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
940    }
941    return $ret;
942}
943
944/**
945 * Index List item
946 *
947 * This user function is used in html_buildlist to build the
948 * <li> tags for namespaces when displaying the page index
949 * it gives different classes to opened or closed "folders"
950 *
951 * @author Andreas Gohr <andi@splitbrain.org>
952 *
953 * @param array $item
954 * @return string html
955 */
956function html_li_index($item){
957    global $INFO;
958    global $ACT;
959
960    $class = '';
961    $id = '';
962
963    if($item['type'] == "f"){
964        // scroll to the current item
965        if($item['id'] == $INFO['id'] && $ACT == 'index') {
966            $id = ' id="scroll__here"';
967            $class = ' bounce';
968        }
969        return '<li class="level'.$item['level'].$class.'" '.$id.'>';
970    }elseif($item['open']){
971        return '<li class="open">';
972    }else{
973        return '<li class="closed">';
974    }
975}
976
977/**
978 * Default List item
979 *
980 * @author Andreas Gohr <andi@splitbrain.org>
981 *
982 * @param array $item
983 * @return string html
984 */
985function html_li_default($item){
986    return '<li class="level'.$item['level'].'">';
987}
988
989/**
990 * Build an unordered list
991 *
992 * Build an unordered list from the given $data array
993 * Each item in the array has to have a 'level' property
994 * the item itself gets printed by the given $func user
995 * function. The second and optional function is used to
996 * print the <li> tag. Both user function need to accept
997 * a single item.
998 *
999 * Both user functions can be given as array to point to
1000 * a member of an object.
1001 *
1002 * @author Andreas Gohr <andi@splitbrain.org>
1003 *
1004 * @param array    $data  array with item arrays
1005 * @param string   $class class of ul wrapper
1006 * @param callable $func  callback to print an list item
1007 * @param callable $lifunc callback to the opening li tag
1008 * @param bool     $forcewrapper Trigger building a wrapper ul if the first level is
1009 *                               0 (we have a root object) or 1 (just the root content)
1010 * @return string html of an unordered list
1011 */
1012function html_buildlist($data,$class,$func,$lifunc='html_li_default',$forcewrapper=false){
1013    if (count($data) === 0) {
1014        return '';
1015    }
1016
1017    $firstElement = reset($data);
1018    $start_level = $firstElement['level'];
1019    $level = $start_level;
1020    $ret   = '';
1021    $open  = 0;
1022
1023    foreach ($data as $item){
1024
1025        if( $item['level'] > $level ){
1026            //open new list
1027            for($i=0; $i<($item['level'] - $level); $i++){
1028                if ($i) $ret .= "<li class=\"clear\">";
1029                $ret .= "\n<ul class=\"$class\">\n";
1030                $open++;
1031            }
1032            $level = $item['level'];
1033
1034        }elseif( $item['level'] < $level ){
1035            //close last item
1036            $ret .= "</li>\n";
1037            while( $level > $item['level'] && $open > 0 ){
1038                //close higher lists
1039                $ret .= "</ul>\n</li>\n";
1040                $level--;
1041                $open--;
1042            }
1043        } elseif ($ret !== '') {
1044            //close previous item
1045            $ret .= "</li>\n";
1046        }
1047
1048        //print item
1049        $ret .= call_user_func($lifunc,$item);
1050        $ret .= '<div class="li">';
1051
1052        $ret .= call_user_func($func,$item);
1053        $ret .= '</div>';
1054    }
1055
1056    //close remaining items and lists
1057    $ret .= "</li>\n";
1058    while($open-- > 0) {
1059        $ret .= "</ul></li>\n";
1060    }
1061
1062    if ($forcewrapper || $start_level < 2) {
1063        // Trigger building a wrapper ul if the first level is
1064        // 0 (we have a root object) or 1 (just the root content)
1065        $ret = "\n<ul class=\"$class\">\n".$ret."</ul>\n";
1066    }
1067
1068    return $ret;
1069}
1070
1071/**
1072 * display backlinks
1073 *
1074 * @author Andreas Gohr <andi@splitbrain.org>
1075 * @author Michael Klier <chi@chimeric.de>
1076 */
1077function html_backlinks(){
1078    global $ID;
1079    global $lang;
1080
1081    print p_locale_xhtml('backlinks');
1082
1083    $data = ft_backlinks($ID);
1084
1085    if(!empty($data)) {
1086        print '<ul class="idx">';
1087        foreach($data as $blink){
1088            print '<li><div class="li">';
1089            print html_wikilink(':'.$blink,useHeading('navigation')?null:$blink);
1090            print '</div></li>';
1091        }
1092        print '</ul>';
1093    } else {
1094        print '<div class="level1"><p>' . $lang['nothingfound'] . '</p></div>';
1095    }
1096}
1097
1098/**
1099 * Get header of diff HTML
1100 *
1101 * @param string $l_rev   Left revisions
1102 * @param string $r_rev   Right revision
1103 * @param string $id      Page id, if null $ID is used
1104 * @param bool   $media   If it is for media files
1105 * @param bool   $inline  Return the header on a single line
1106 * @return string[] HTML snippets for diff header
1107 */
1108function html_diff_head($l_rev, $r_rev, $id = null, $media = false, $inline = false) {
1109    global $lang;
1110    if ($id === null) {
1111        global $ID;
1112        $id = $ID;
1113    }
1114    $head_separator = $inline ? ' ' : '<br />';
1115    $media_or_wikiFN = $media ? 'mediaFN' : 'wikiFN';
1116    $ml_or_wl = $media ? 'ml' : 'wl';
1117    $l_minor = $r_minor = '';
1118
1119    if($media) {
1120        $changelog = new MediaChangeLog($id);
1121    } else {
1122        $changelog = new PageChangeLog($id);
1123    }
1124    if(!$l_rev){
1125        $l_head = '&mdash;';
1126    }else{
1127        $l_info   = $changelog->getRevisionInfo($l_rev);
1128        if($l_info['user']){
1129            $l_user = '<bdi>'.editorinfo($l_info['user']).'</bdi>';
1130            if(auth_ismanager()) $l_user .= ' <bdo dir="ltr">('.$l_info['ip'].')</bdo>';
1131        } else {
1132            $l_user = '<bdo dir="ltr">'.$l_info['ip'].'</bdo>';
1133        }
1134        $l_user  = '<span class="user">'.$l_user.'</span>';
1135        $l_sum   = ($l_info['sum']) ? '<span class="sum"><bdi>'.hsc($l_info['sum']).'</bdi></span>' : '';
1136        if ($l_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $l_minor = 'class="minor"';
1137
1138        $l_head_title = ($media) ? dformat($l_rev) : $id.' ['.dformat($l_rev).']';
1139        $l_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$l_rev").'">'.
1140        $l_head_title.'</a></bdi>'.
1141        $head_separator.$l_user.' '.$l_sum;
1142    }
1143
1144    if($r_rev){
1145        $r_info   = $changelog->getRevisionInfo($r_rev);
1146        if($r_info['user']){
1147            $r_user = '<bdi>'.editorinfo($r_info['user']).'</bdi>';
1148            if(auth_ismanager()) $r_user .= ' <bdo dir="ltr">('.$r_info['ip'].')</bdo>';
1149        } else {
1150            $r_user = '<bdo dir="ltr">'.$r_info['ip'].'</bdo>';
1151        }
1152        $r_user = '<span class="user">'.$r_user.'</span>';
1153        $r_sum  = ($r_info['sum']) ? '<span class="sum"><bdi>'.hsc($r_info['sum']).'</bdi></span>' : '';
1154        if ($r_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1155
1156        $r_head_title = ($media) ? dformat($r_rev) : $id.' ['.dformat($r_rev).']';
1157        $r_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$r_rev").'">'.
1158        $r_head_title.'</a></bdi>'.
1159        $head_separator.$r_user.' '.$r_sum;
1160    }elseif($_rev = @filemtime($media_or_wikiFN($id))){
1161        $_info   = $changelog->getRevisionInfo($_rev);
1162        if($_info['user']){
1163            $_user = '<bdi>'.editorinfo($_info['user']).'</bdi>';
1164            if(auth_ismanager()) $_user .= ' <bdo dir="ltr">('.$_info['ip'].')</bdo>';
1165        } else {
1166            $_user = '<bdo dir="ltr">'.$_info['ip'].'</bdo>';
1167        }
1168        $_user = '<span class="user">'.$_user.'</span>';
1169        $_sum  = ($_info['sum']) ? '<span class="sum"><bdi>'.hsc($_info['sum']).'</span></bdi>' : '';
1170        if ($_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1171
1172        $r_head_title = ($media) ? dformat($_rev) : $id.' ['.dformat($_rev).']';
1173        $r_head  = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id).'">'.
1174        $r_head_title.'</a></bdi> '.
1175        '('.$lang['current'].')'.
1176        $head_separator.$_user.' '.$_sum;
1177    }else{
1178        $r_head = '&mdash; ('.$lang['current'].')';
1179    }
1180
1181    return array($l_head, $r_head, $l_minor, $r_minor);
1182}
1183
1184/**
1185 * Show diff
1186 * between current page version and provided $text
1187 * or between the revisions provided via GET or POST
1188 *
1189 * @author Andreas Gohr <andi@splitbrain.org>
1190 * @param  string $text  when non-empty: compare with this text with most current version
1191 * @param  bool   $intro display the intro text
1192 * @param  string $type  type of the diff (inline or sidebyside)
1193 */
1194function html_diff($text = '', $intro = true, $type = null) {
1195    global $ID;
1196    global $REV;
1197    global $lang;
1198    global $INPUT;
1199    global $INFO;
1200    $pagelog = new PageChangeLog($ID);
1201
1202    /*
1203     * Determine diff type
1204     */
1205    if(!$type) {
1206        $type = $INPUT->str('difftype');
1207        if(empty($type)) {
1208            $type = get_doku_pref('difftype', $type);
1209            if(empty($type) && $INFO['ismobile']) {
1210                $type = 'inline';
1211            }
1212        }
1213    }
1214    if($type != 'inline') $type = 'sidebyside';
1215
1216    /*
1217     * Determine requested revision(s)
1218     */
1219    // we're trying to be clever here, revisions to compare can be either
1220    // given as rev and rev2 parameters, with rev2 being optional. Or in an
1221    // array in rev2.
1222    $rev1 = $REV;
1223
1224    $rev2 = $INPUT->ref('rev2');
1225    if(is_array($rev2)) {
1226        $rev1 = (int) $rev2[0];
1227        $rev2 = (int) $rev2[1];
1228
1229        if(!$rev1) {
1230            $rev1 = $rev2;
1231            unset($rev2);
1232        }
1233    } else {
1234        $rev2 = $INPUT->int('rev2');
1235    }
1236
1237    /*
1238     * Determine left and right revision, its texts and the header
1239     */
1240    $r_minor = '';
1241    $l_minor = '';
1242
1243    if($text) { // compare text to the most current revision
1244        $l_rev = '';
1245        $l_text = rawWiki($ID, '');
1246        $l_head = '<a class="wikilink1" href="' . wl($ID) . '">' .
1247            $ID . ' ' . dformat((int) @filemtime(wikiFN($ID))) . '</a> ' .
1248            $lang['current'];
1249
1250        $r_rev = '';
1251        $r_text = cleanText($text);
1252        $r_head = $lang['yours'];
1253    } else {
1254        if($rev1 && isset($rev2) && $rev2) { // two specific revisions wanted
1255            // make sure order is correct (older on the left)
1256            if($rev1 < $rev2) {
1257                $l_rev = $rev1;
1258                $r_rev = $rev2;
1259            } else {
1260                $l_rev = $rev2;
1261                $r_rev = $rev1;
1262            }
1263        } elseif($rev1) { // single revision given, compare to current
1264            $r_rev = '';
1265            $l_rev = $rev1;
1266        } else { // no revision was given, compare previous to current
1267            $r_rev = '';
1268            $revs = $pagelog->getRevisions(0, 1);
1269            $l_rev = $revs[0];
1270            $REV = $l_rev; // store revision back in $REV
1271        }
1272
1273        // when both revisions are empty then the page was created just now
1274        if(!$l_rev && !$r_rev) {
1275            $l_text = '';
1276        } else {
1277            $l_text = rawWiki($ID, $l_rev);
1278        }
1279        $r_text = rawWiki($ID, $r_rev);
1280
1281        list($l_head, $r_head, $l_minor, $r_minor) = html_diff_head($l_rev, $r_rev, null, false, $type == 'inline');
1282    }
1283
1284    /*
1285     * Build navigation
1286     */
1287    $l_nav = '';
1288    $r_nav = '';
1289    if(!$text) {
1290        list($l_nav, $r_nav) = html_diff_navigation($pagelog, $type, $l_rev, $r_rev);
1291    }
1292    /*
1293     * Create diff object and the formatter
1294     */
1295    $diff = new Diff(explode("\n", $l_text), explode("\n", $r_text));
1296
1297    if($type == 'inline') {
1298        $diffformatter = new InlineDiffFormatter();
1299    } else {
1300        $diffformatter = new TableDiffFormatter();
1301    }
1302    /*
1303     * Display intro
1304     */
1305    if($intro) print p_locale_xhtml('diff');
1306
1307    /*
1308     * Display type and exact reference
1309     */
1310    if(!$text) {
1311        ptln('<div class="diffoptions group">');
1312
1313
1314        $form = new Doku_Form(array('action' => wl()));
1315        $form->addHidden('id', $ID);
1316        $form->addHidden('rev2[0]', $l_rev);
1317        $form->addHidden('rev2[1]', $r_rev);
1318        $form->addHidden('do', 'diff');
1319        $form->addElement(
1320             form_makeListboxField(
1321                 'difftype',
1322                 array(
1323                     'sidebyside' => $lang['diff_side'],
1324                     'inline' => $lang['diff_inline']
1325                 ),
1326                 $type,
1327                 $lang['diff_type'],
1328                 '', '',
1329                 array('class' => 'quickselect')
1330             )
1331        );
1332        $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1333        $form->printForm();
1334
1335        ptln('<p>');
1336        // link to exactly this view FS#2835
1337        echo html_diff_navigationlink($type, 'difflink', $l_rev, $r_rev ? $r_rev : $INFO['currentrev']);
1338        ptln('</p>');
1339
1340        ptln('</div>'); // .diffoptions
1341    }
1342
1343    /*
1344     * Display diff view table
1345     */
1346    ?>
1347    <div class="table">
1348    <table class="diff diff_<?php echo $type ?>">
1349
1350        <?php
1351        //navigation and header
1352        if($type == 'inline') {
1353            if(!$text) { ?>
1354                <tr>
1355                    <td class="diff-lineheader">-</td>
1356                    <td class="diffnav"><?php echo $l_nav ?></td>
1357                </tr>
1358                <tr>
1359                    <th class="diff-lineheader">-</th>
1360                    <th <?php echo $l_minor ?>>
1361                        <?php echo $l_head ?>
1362                    </th>
1363                </tr>
1364            <?php } ?>
1365            <tr>
1366                <td class="diff-lineheader">+</td>
1367                <td class="diffnav"><?php echo $r_nav ?></td>
1368            </tr>
1369            <tr>
1370                <th class="diff-lineheader">+</th>
1371                <th <?php echo $r_minor ?>>
1372                    <?php echo $r_head ?>
1373                </th>
1374            </tr>
1375        <?php } else {
1376            if(!$text) { ?>
1377                <tr>
1378                    <td colspan="2" class="diffnav"><?php echo $l_nav ?></td>
1379                    <td colspan="2" class="diffnav"><?php echo $r_nav ?></td>
1380                </tr>
1381            <?php } ?>
1382            <tr>
1383                <th colspan="2" <?php echo $l_minor ?>>
1384                    <?php echo $l_head ?>
1385                </th>
1386                <th colspan="2" <?php echo $r_minor ?>>
1387                    <?php echo $r_head ?>
1388                </th>
1389            </tr>
1390        <?php }
1391
1392        //diff view
1393        echo html_insert_softbreaks($diffformatter->format($diff)); ?>
1394
1395    </table>
1396    </div>
1397<?php
1398}
1399
1400/**
1401 * Create html for revision navigation
1402 *
1403 * @param PageChangeLog $pagelog changelog object of current page
1404 * @param string        $type    inline vs sidebyside
1405 * @param int           $l_rev   left revision timestamp
1406 * @param int           $r_rev   right revision timestamp
1407 * @return string[] html of left and right navigation elements
1408 */
1409function html_diff_navigation($pagelog, $type, $l_rev, $r_rev) {
1410    global $INFO, $ID;
1411
1412    // last timestamp is not in changelog, retrieve timestamp from metadata
1413    // note: when page is removed, the metadata timestamp is zero
1414    if(!$r_rev) {
1415        if(isset($INFO['meta']['last_change']['date'])) {
1416            $r_rev = $INFO['meta']['last_change']['date'];
1417        } else {
1418            $r_rev = 0;
1419        }
1420    }
1421
1422    //retrieve revisions with additional info
1423    list($l_revs, $r_revs) = $pagelog->getRevisionsAround($l_rev, $r_rev);
1424    $l_revisions = array();
1425    if(!$l_rev) {
1426        $l_revisions[0] = array(0, "", false); //no left revision given, add dummy
1427    }
1428    foreach($l_revs as $rev) {
1429        $info = $pagelog->getRevisionInfo($rev);
1430        $l_revisions[$rev] = array(
1431            $rev,
1432            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1433            $r_rev ? $rev >= $r_rev : false //disable?
1434        );
1435    }
1436    $r_revisions = array();
1437    if(!$r_rev) {
1438        $r_revisions[0] = array(0, "", false); //no right revision given, add dummy
1439    }
1440    foreach($r_revs as $rev) {
1441        $info = $pagelog->getRevisionInfo($rev);
1442        $r_revisions[$rev] = array(
1443            $rev,
1444            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1445            $rev <= $l_rev //disable?
1446        );
1447    }
1448
1449    //determine previous/next revisions
1450    $l_index = array_search($l_rev, $l_revs);
1451    $l_prev = $l_revs[$l_index + 1];
1452    $l_next = $l_revs[$l_index - 1];
1453    if($r_rev) {
1454        $r_index = array_search($r_rev, $r_revs);
1455        $r_prev = $r_revs[$r_index + 1];
1456        $r_next = $r_revs[$r_index - 1];
1457    } else {
1458        //removed page
1459        if($l_next) {
1460            $r_prev = $r_revs[0];
1461        } else {
1462            $r_prev = null;
1463        }
1464        $r_next = null;
1465    }
1466
1467    /*
1468     * Left side:
1469     */
1470    $l_nav = '';
1471    //move back
1472    if($l_prev) {
1473        $l_nav .= html_diff_navigationlink($type, 'diffbothprevrev', $l_prev, $r_prev);
1474        $l_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_prev, $r_rev);
1475    }
1476    //dropdown
1477    $form = new Doku_Form(array('action' => wl()));
1478    $form->addHidden('id', $ID);
1479    $form->addHidden('difftype', $type);
1480    $form->addHidden('rev2[1]', $r_rev);
1481    $form->addHidden('do', 'diff');
1482    $form->addElement(
1483         form_makeListboxField(
1484             'rev2[0]',
1485             $l_revisions,
1486             $l_rev,
1487             '', '', '',
1488             array('class' => 'quickselect')
1489         )
1490    );
1491    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1492    $l_nav .= $form->getForm();
1493    //move forward
1494    if($l_next && ($l_next < $r_rev || !$r_rev)) {
1495        $l_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_next, $r_rev);
1496    }
1497
1498    /*
1499     * Right side:
1500     */
1501    $r_nav = '';
1502    //move back
1503    if($l_rev < $r_prev) {
1504        $r_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_rev, $r_prev);
1505    }
1506    //dropdown
1507    $form = new Doku_Form(array('action' => wl()));
1508    $form->addHidden('id', $ID);
1509    $form->addHidden('rev2[0]', $l_rev);
1510    $form->addHidden('difftype', $type);
1511    $form->addHidden('do', 'diff');
1512    $form->addElement(
1513         form_makeListboxField(
1514             'rev2[1]',
1515             $r_revisions,
1516             $r_rev,
1517             '', '', '',
1518             array('class' => 'quickselect')
1519         )
1520    );
1521    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1522    $r_nav .= $form->getForm();
1523    //move forward
1524    if($r_next) {
1525        if($pagelog->isCurrentRevision($r_next)) {
1526            $r_nav .= html_diff_navigationlink($type, 'difflastrev', $l_rev); //last revision is diff with current page
1527        } else {
1528            $r_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_rev, $r_next);
1529        }
1530        $r_nav .= html_diff_navigationlink($type, 'diffbothnextrev', $l_next, $r_next);
1531    }
1532    return array($l_nav, $r_nav);
1533}
1534
1535/**
1536 * Create html link to a diff defined by two revisions
1537 *
1538 * @param string $difftype display type
1539 * @param string $linktype
1540 * @param int $lrev oldest revision
1541 * @param int $rrev newest revision or null for diff with current revision
1542 * @return string html of link to a diff
1543 */
1544function html_diff_navigationlink($difftype, $linktype, $lrev, $rrev = null) {
1545    global $ID, $lang;
1546    if(!$rrev) {
1547        $urlparam = array(
1548            'do' => 'diff',
1549            'rev' => $lrev,
1550            'difftype' => $difftype,
1551        );
1552    } else {
1553        $urlparam = array(
1554            'do' => 'diff',
1555            'rev2[0]' => $lrev,
1556            'rev2[1]' => $rrev,
1557            'difftype' => $difftype,
1558        );
1559    }
1560    return  '<a class="' . $linktype . '" href="' . wl($ID, $urlparam) . '" title="' . $lang[$linktype] . '">' .
1561                '<span>' . $lang[$linktype] . '</span>' .
1562            '</a>' . "\n";
1563}
1564
1565/**
1566 * Insert soft breaks in diff html
1567 *
1568 * @param string $diffhtml
1569 * @return string
1570 */
1571function html_insert_softbreaks($diffhtml) {
1572    // search the diff html string for both:
1573    // - html tags, so these can be ignored
1574    // - long strings of characters without breaking characters
1575    return preg_replace_callback('/<[^>]*>|[^<> ]{12,}/','html_softbreak_callback',$diffhtml);
1576}
1577
1578/**
1579 * callback which adds softbreaks
1580 *
1581 * @param array $match array with first the complete match
1582 * @return string the replacement
1583 */
1584function html_softbreak_callback($match){
1585    // if match is an html tag, return it intact
1586    if ($match[0]{0} == '<') return $match[0];
1587
1588    // its a long string without a breaking character,
1589    // make certain characters into breaking characters by inserting a
1590    // word break opportunity (<wbr> tag) in front of them.
1591    $regex = <<< REGEX
1592(?(?=              # start a conditional expression with a positive look ahead ...
1593&\#?\\w{1,6};)     # ... for html entities - we don't want to split them (ok to catch some invalid combinations)
1594&\#?\\w{1,6};      # yes pattern - a quicker match for the html entity, since we know we have one
1595|
1596[?/,&\#;:]         # no pattern - any other group of 'special' characters to insert a breaking character after
1597)+                 # end conditional expression
1598REGEX;
1599
1600    return preg_replace('<'.$regex.'>xu','\0<wbr>',$match[0]);
1601}
1602
1603/**
1604 * show warning on conflict detection
1605 *
1606 * @author Andreas Gohr <andi@splitbrain.org>
1607 *
1608 * @param string $text
1609 * @param string $summary
1610 */
1611function html_conflict($text,$summary){
1612    global $ID;
1613    global $lang;
1614
1615    print p_locale_xhtml('conflict');
1616    $form = new Doku_Form(array('id' => 'dw__editform'));
1617    $form->addHidden('id', $ID);
1618    $form->addHidden('wikitext', $text);
1619    $form->addHidden('summary', $summary);
1620    $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('accesskey'=>'s')));
1621    $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel']));
1622    html_form('conflict', $form);
1623    print '<br /><br /><br /><br />'.NL;
1624}
1625
1626/**
1627 * Prints the global message array
1628 *
1629 * @author Andreas Gohr <andi@splitbrain.org>
1630 */
1631function html_msgarea(){
1632    global $MSG, $MSG_shown;
1633    /** @var array $MSG */
1634    // store if the global $MSG has already been shown and thus HTML output has been started
1635    $MSG_shown = true;
1636
1637    if(!isset($MSG)) return;
1638
1639    $shown = array();
1640    foreach($MSG as $msg){
1641        $hash = md5($msg['msg']);
1642        if(isset($shown[$hash])) continue; // skip double messages
1643        if(info_msg_allowed($msg)){
1644            print '<div class="'.$msg['lvl'].'">';
1645            print $msg['msg'];
1646            print '</div>';
1647        }
1648        $shown[$hash] = 1;
1649    }
1650
1651    unset($GLOBALS['MSG']);
1652}
1653
1654/**
1655 * Prints the registration form
1656 *
1657 * @author Andreas Gohr <andi@splitbrain.org>
1658 */
1659function html_register(){
1660    global $lang;
1661    global $conf;
1662    global $INPUT;
1663
1664    $base_attrs = array('size'=>50,'required'=>'required');
1665    $email_attrs = $base_attrs + array('type'=>'email','class'=>'edit');
1666
1667    print p_locale_xhtml('register');
1668    print '<div class="centeralign">'.NL;
1669    $form = new Doku_Form(array('id' => 'dw__register'));
1670    $form->startFieldset($lang['btn_register']);
1671    $form->addHidden('do', 'register');
1672    $form->addHidden('save', '1');
1673    $form->addElement(
1674        form_makeTextField(
1675            'login',
1676            $INPUT->post->str('login'),
1677            $lang['user'],
1678            '',
1679            'block',
1680            $base_attrs
1681        )
1682    );
1683    if (!$conf['autopasswd']) {
1684        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', $base_attrs));
1685        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', $base_attrs));
1686    }
1687    $form->addElement(
1688        form_makeTextField(
1689            'fullname',
1690            $INPUT->post->str('fullname'),
1691            $lang['fullname'],
1692            '',
1693            'block',
1694            $base_attrs
1695        )
1696    );
1697    $form->addElement(
1698        form_makeField(
1699            'email',
1700            'email',
1701            $INPUT->post->str('email'),
1702            $lang['email'],
1703            '',
1704            'block',
1705            $email_attrs
1706        )
1707    );
1708    $form->addElement(form_makeButton('submit', '', $lang['btn_register']));
1709    $form->endFieldset();
1710    html_form('register', $form);
1711
1712    print '</div>'.NL;
1713}
1714
1715/**
1716 * Print the update profile form
1717 *
1718 * @author Christopher Smith <chris@jalakai.co.uk>
1719 * @author Andreas Gohr <andi@splitbrain.org>
1720 */
1721function html_updateprofile(){
1722    global $lang;
1723    global $conf;
1724    global $INPUT;
1725    global $INFO;
1726    /** @var DokuWiki_Auth_Plugin $auth */
1727    global $auth;
1728
1729    print p_locale_xhtml('updateprofile');
1730    print '<div class="centeralign">'.NL;
1731
1732    $fullname = $INPUT->post->str('fullname', $INFO['userinfo']['name'], true);
1733    $email = $INPUT->post->str('email', $INFO['userinfo']['mail'], true);
1734    $form = new Doku_Form(array('id' => 'dw__register'));
1735    $form->startFieldset($lang['profile']);
1736    $form->addHidden('do', 'profile');
1737    $form->addHidden('save', '1');
1738    $form->addElement(
1739        form_makeTextField(
1740            'login',
1741            $_SERVER['REMOTE_USER'],
1742            $lang['user'],
1743            '',
1744            'block',
1745            array('size' => '50', 'disabled' => 'disabled')
1746        )
1747    );
1748    $attr = array('size'=>'50');
1749    if (!$auth->canDo('modName')) $attr['disabled'] = 'disabled';
1750    $form->addElement(form_makeTextField('fullname', $fullname, $lang['fullname'], '', 'block', $attr));
1751    $attr = array('size'=>'50', 'class'=>'edit');
1752    if (!$auth->canDo('modMail')) $attr['disabled'] = 'disabled';
1753    $form->addElement(form_makeField('email','email', $email, $lang['email'], '', 'block', $attr));
1754    $form->addElement(form_makeTag('br'));
1755    if ($auth->canDo('modPass')) {
1756        $form->addElement(form_makePasswordField('newpass', $lang['newpass'], '', 'block', array('size'=>'50')));
1757        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
1758    }
1759    if ($conf['profileconfirm']) {
1760        $form->addElement(form_makeTag('br'));
1761        $form->addElement(
1762            form_makePasswordField(
1763                'oldpass',
1764                $lang['oldpass'],
1765                '',
1766                'block',
1767                array('size' => '50', 'required' => 'required')
1768            )
1769        );
1770    }
1771    $form->addElement(form_makeButton('submit', '', $lang['btn_save']));
1772    $form->addElement(form_makeButton('reset', '', $lang['btn_reset']));
1773
1774    $form->endFieldset();
1775    html_form('updateprofile', $form);
1776
1777    if ($auth->canDo('delUser') && actionOK('profile_delete')) {
1778        $form_profiledelete = new Doku_Form(array('id' => 'dw__profiledelete'));
1779        $form_profiledelete->startFieldset($lang['profdeleteuser']);
1780        $form_profiledelete->addHidden('do', 'profile_delete');
1781        $form_profiledelete->addHidden('delete', '1');
1782        $form_profiledelete->addElement(
1783            form_makeCheckboxField(
1784                'confirm_delete',
1785                '1',
1786                $lang['profconfdelete'],
1787                'dw__confirmdelete',
1788                '',
1789                array('required' => 'required')
1790            )
1791        );
1792        if ($conf['profileconfirm']) {
1793            $form_profiledelete->addElement(form_makeTag('br'));
1794            $form_profiledelete->addElement(
1795                form_makePasswordField(
1796                    'oldpass',
1797                    $lang['oldpass'],
1798                    '',
1799                    'block',
1800                    array('size' => '50', 'required' => 'required')
1801                )
1802            );
1803        }
1804        $form_profiledelete->addElement(form_makeButton('submit', '', $lang['btn_deleteuser']));
1805        $form_profiledelete->endFieldset();
1806
1807        html_form('profiledelete', $form_profiledelete);
1808    }
1809
1810    print '</div>'.NL;
1811}
1812
1813/**
1814 * Preprocess edit form data
1815 *
1816 * @author   Andreas Gohr <andi@splitbrain.org>
1817 *
1818 * @triggers HTML_EDITFORM_OUTPUT
1819 */
1820function html_edit(){
1821    global $INPUT;
1822    global $ID;
1823    global $REV;
1824    global $DATE;
1825    global $PRE;
1826    global $SUF;
1827    global $INFO;
1828    global $SUM;
1829    global $lang;
1830    global $conf;
1831    global $TEXT;
1832
1833    if ($INPUT->has('changecheck')) {
1834        $check = $INPUT->str('changecheck');
1835    } elseif(!$INFO['exists']){
1836        // $TEXT has been loaded from page template
1837        $check = md5('');
1838    } else {
1839        $check = md5($TEXT);
1840    }
1841    $mod = md5($TEXT) !== $check;
1842
1843    $wr = $INFO['writable'] && !$INFO['locked'];
1844    $include = 'edit';
1845    if($wr){
1846        if ($REV) $include = 'editrev';
1847    }else{
1848        // check pseudo action 'source'
1849        if(!actionOK('source')){
1850            msg('Command disabled: source',-1);
1851            return;
1852        }
1853        $include = 'read';
1854    }
1855
1856    global $license;
1857
1858    $form = new Doku_Form(array('id' => 'dw__editform'));
1859    $form->addHidden('id', $ID);
1860    $form->addHidden('rev', $REV);
1861    $form->addHidden('date', $DATE);
1862    $form->addHidden('prefix', $PRE . '.');
1863    $form->addHidden('suffix', $SUF);
1864    $form->addHidden('changecheck', $check);
1865
1866    $data = array('form' => $form,
1867                  'wr'   => $wr,
1868                  'media_manager' => true,
1869                  'target' => ($INPUT->has('target') && $wr) ? $INPUT->str('target') : 'section',
1870                  'intro_locale' => $include);
1871
1872    if ($data['target'] !== 'section') {
1873        // Only emit event if page is writable, section edit data is valid and
1874        // edit target is not section.
1875        trigger_event('HTML_EDIT_FORMSELECTION', $data, 'html_edit_form', true);
1876    } else {
1877        html_edit_form($data);
1878    }
1879    if (isset($data['intro_locale'])) {
1880        echo p_locale_xhtml($data['intro_locale']);
1881    }
1882
1883    $form->addHidden('target', $data['target']);
1884    if ($INPUT->has('hid')) {
1885        $form->addHidden('hid', $INPUT->str('hid'));
1886    }
1887    if ($INPUT->has('codeblockOffset')) {
1888        $form->addHidden('codeblockOffset', $INPUT->str('codeblockOffset'));
1889    }
1890    $form->addElement(form_makeOpenTag('div', array('id'=>'wiki__editbar', 'class'=>'editBar')));
1891    $form->addElement(form_makeOpenTag('div', array('id'=>'size__ctl')));
1892    $form->addElement(form_makeCloseTag('div'));
1893    if ($wr) {
1894        $form->addElement(form_makeOpenTag('div', array('class'=>'editButtons')));
1895        $form->addElement(
1896            form_makeButton(
1897                'submit',
1898                'save',
1899                $lang['btn_save'],
1900                array('id' => 'edbtn__save', 'accesskey' => 's', 'tabindex' => '4')
1901            )
1902        );
1903        $form->addElement(
1904            form_makeButton(
1905                'submit',
1906                'preview',
1907                $lang['btn_preview'],
1908                array('id' => 'edbtn__preview', 'accesskey' => 'p', 'tabindex' => '5')
1909            )
1910        );
1911        $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel'], array('tabindex'=>'6')));
1912        $form->addElement(form_makeCloseTag('div'));
1913        $form->addElement(form_makeOpenTag('div', array('class'=>'summary')));
1914        $form->addElement(
1915            form_makeTextField(
1916                'summary',
1917                $SUM,
1918                $lang['summary'],
1919                'edit__summary',
1920                'nowrap',
1921                array('size' => '50', 'tabindex' => '2')
1922            )
1923        );
1924        $elem = html_minoredit();
1925        if ($elem) $form->addElement($elem);
1926        $form->addElement(form_makeCloseTag('div'));
1927    }
1928    $form->addElement(form_makeCloseTag('div'));
1929    if($wr && $conf['license']){
1930        $form->addElement(form_makeOpenTag('div', array('class'=>'license')));
1931        $out  = $lang['licenseok'];
1932        $out .= ' <a href="'.$license[$conf['license']]['url'].'" rel="license" class="urlextern"';
1933        if($conf['target']['extern']) $out .= ' target="'.$conf['target']['extern'].'"';
1934        $out .= '>'.$license[$conf['license']]['name'].'</a>';
1935        $form->addElement($out);
1936        $form->addElement(form_makeCloseTag('div'));
1937    }
1938
1939    if ($wr) {
1940        // sets changed to true when previewed
1941        echo '<script type="text/javascript">/*<![CDATA[*/'. NL;
1942        echo 'textChanged = ' . ($mod ? 'true' : 'false');
1943        echo '/*!]]>*/</script>' . NL;
1944    } ?>
1945    <div class="editBox" role="application">
1946
1947    <div class="toolbar group">
1948        <div id="tool__bar" class="tool__bar"><?php
1949            if ($wr && $data['media_manager']){
1950                ?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
1951                target="_blank"><?php echo $lang['mediaselect'] ?></a><?php
1952            }?>
1953        </div>
1954    </div>
1955    <div id="draft__status" class="draft__status">
1956        <?php
1957        $draft = new \dokuwiki\Draft($ID, $INFO['client']);
1958        if ($draft->isDraftAvailable()) {
1959            echo $draft->getDraftMessage();
1960        }
1961        ?>
1962    </div>
1963    <?php
1964
1965    html_form('edit', $form);
1966    print '</div>'.NL;
1967}
1968
1969/**
1970 * Display the default edit form
1971 *
1972 * Is the default action for HTML_EDIT_FORMSELECTION.
1973 *
1974 * @param mixed[] $param
1975 */
1976function html_edit_form($param) {
1977    global $TEXT;
1978
1979    if ($param['target'] !== 'section') {
1980        msg('No editor for edit target ' . hsc($param['target']) . ' found.', -1);
1981    }
1982
1983    $attr = array('tabindex'=>'1');
1984    if (!$param['wr']) $attr['readonly'] = 'readonly';
1985
1986    $param['form']->addElement(form_makeWikiText($TEXT, $attr));
1987}
1988
1989/**
1990 * Adds a checkbox for minor edits for logged in users
1991 *
1992 * @author Andreas Gohr <andi@splitbrain.org>
1993 *
1994 * @return array|bool
1995 */
1996function html_minoredit(){
1997    global $conf;
1998    global $lang;
1999    global $INPUT;
2000    // minor edits are for logged in users only
2001    if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
2002        return false;
2003    }
2004
2005    $p = array();
2006    $p['tabindex'] = 3;
2007    if($INPUT->bool('minor')) $p['checked']='checked';
2008    return form_makeCheckboxField('minor', '1', $lang['minoredit'], 'minoredit', 'nowrap', $p);
2009}
2010
2011/**
2012 * prints some debug info
2013 *
2014 * @author Andreas Gohr <andi@splitbrain.org>
2015 */
2016function html_debug(){
2017    global $conf;
2018    global $lang;
2019    /** @var DokuWiki_Auth_Plugin $auth */
2020    global $auth;
2021    global $INFO;
2022
2023    //remove sensitive data
2024    $cnf = $conf;
2025    debug_guard($cnf);
2026    $nfo = $INFO;
2027    debug_guard($nfo);
2028    $ses = $_SESSION;
2029    debug_guard($ses);
2030
2031    print '<html><body>';
2032
2033    print '<p>When reporting bugs please send all the following ';
2034    print 'output as a mail to andi@splitbrain.org ';
2035    print 'The best way to do this is to save this page in your browser</p>';
2036
2037    print '<b>$INFO:</b><pre>';
2038    print_r($nfo);
2039    print '</pre>';
2040
2041    print '<b>$_SERVER:</b><pre>';
2042    print_r($_SERVER);
2043    print '</pre>';
2044
2045    print '<b>$conf:</b><pre>';
2046    print_r($cnf);
2047    print '</pre>';
2048
2049    print '<b>DOKU_BASE:</b><pre>';
2050    print DOKU_BASE;
2051    print '</pre>';
2052
2053    print '<b>abs DOKU_BASE:</b><pre>';
2054    print DOKU_URL;
2055    print '</pre>';
2056
2057    print '<b>rel DOKU_BASE:</b><pre>';
2058    print dirname($_SERVER['PHP_SELF']).'/';
2059    print '</pre>';
2060
2061    print '<b>PHP Version:</b><pre>';
2062    print phpversion();
2063    print '</pre>';
2064
2065    print '<b>locale:</b><pre>';
2066    print setlocale(LC_ALL,0);
2067    print '</pre>';
2068
2069    print '<b>encoding:</b><pre>';
2070    print $lang['encoding'];
2071    print '</pre>';
2072
2073    if($auth){
2074        print '<b>Auth backend capabilities:</b><pre>';
2075        foreach ($auth->getCapabilities() as $cando){
2076            print '   '.str_pad($cando,16) . ' => ' . (int)$auth->canDo($cando) . NL;
2077        }
2078        print '</pre>';
2079    }
2080
2081    print '<b>$_SESSION:</b><pre>';
2082    print_r($ses);
2083    print '</pre>';
2084
2085    print '<b>Environment:</b><pre>';
2086    print_r($_ENV);
2087    print '</pre>';
2088
2089    print '<b>PHP settings:</b><pre>';
2090    $inis = ini_get_all();
2091    print_r($inis);
2092    print '</pre>';
2093
2094    if (function_exists('apache_get_version')) {
2095        $apache = array();
2096        $apache['version'] = apache_get_version();
2097
2098        if (function_exists('apache_get_modules')) {
2099            $apache['modules'] = apache_get_modules();
2100        }
2101        print '<b>Apache</b><pre>';
2102        print_r($apache);
2103        print '</pre>';
2104    }
2105
2106    print '</body></html>';
2107}
2108
2109/**
2110 * Form to request a new password for an existing account
2111 *
2112 * @author Benoit Chesneau <benoit@bchesneau.info>
2113 * @author Andreas Gohr <gohr@cosmocode.de>
2114 */
2115function html_resendpwd() {
2116    global $lang;
2117    global $conf;
2118    global $INPUT;
2119
2120    $token = preg_replace('/[^a-f0-9]+/','',$INPUT->str('pwauth'));
2121
2122    if(!$conf['autopasswd'] && $token){
2123        print p_locale_xhtml('resetpwd');
2124        print '<div class="centeralign">'.NL;
2125        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2126        $form->startFieldset($lang['btn_resendpwd']);
2127        $form->addHidden('token', $token);
2128        $form->addHidden('do', 'resendpwd');
2129
2130        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', array('size'=>'50')));
2131        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
2132
2133        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2134        $form->endFieldset();
2135        html_form('resendpwd', $form);
2136        print '</div>'.NL;
2137    }else{
2138        print p_locale_xhtml('resendpwd');
2139        print '<div class="centeralign">'.NL;
2140        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2141        $form->startFieldset($lang['resendpwd']);
2142        $form->addHidden('do', 'resendpwd');
2143        $form->addHidden('save', '1');
2144        $form->addElement(form_makeTag('br'));
2145        $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block'));
2146        $form->addElement(form_makeTag('br'));
2147        $form->addElement(form_makeTag('br'));
2148        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2149        $form->endFieldset();
2150        html_form('resendpwd', $form);
2151        print '</div>'.NL;
2152    }
2153}
2154
2155/**
2156 * Return the TOC rendered to XHTML
2157 *
2158 * @author Andreas Gohr <andi@splitbrain.org>
2159 *
2160 * @param array $toc
2161 * @return string html
2162 */
2163function html_TOC($toc){
2164    if(!count($toc)) return '';
2165    global $lang;
2166    $out  = '<!-- TOC START -->'.DOKU_LF;
2167    $out .= '<div id="dw__toc" class="dw__toc">'.DOKU_LF;
2168    $out .= '<h3 class="toggle">';
2169    $out .= $lang['toc'];
2170    $out .= '</h3>'.DOKU_LF;
2171    $out .= '<div>'.DOKU_LF;
2172    $out .= html_buildlist($toc,'toc','html_list_toc','html_li_default',true);
2173    $out .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
2174    $out .= '<!-- TOC END -->'.DOKU_LF;
2175    return $out;
2176}
2177
2178/**
2179 * Callback for html_buildlist
2180 *
2181 * @param array $item
2182 * @return string html
2183 */
2184function html_list_toc($item){
2185    if(isset($item['hid'])){
2186        $link = '#'.$item['hid'];
2187    }else{
2188        $link = $item['link'];
2189    }
2190
2191    return '<a href="'.$link.'">'.hsc($item['title']).'</a>';
2192}
2193
2194/**
2195 * Helper function to build TOC items
2196 *
2197 * Returns an array ready to be added to a TOC array
2198 *
2199 * @param string $link  - where to link (if $hash set to '#' it's a local anchor)
2200 * @param string $text  - what to display in the TOC
2201 * @param int    $level - nesting level
2202 * @param string $hash  - is prepended to the given $link, set blank if you want full links
2203 * @return array the toc item
2204 */
2205function html_mktocitem($link, $text, $level, $hash='#'){
2206    return  array( 'link'  => $hash.$link,
2207            'title' => $text,
2208            'type'  => 'ul',
2209            'level' => $level);
2210}
2211
2212/**
2213 * Output a Doku_Form object.
2214 * Triggers an event with the form name: HTML_{$name}FORM_OUTPUT
2215 *
2216 * @author Tom N Harris <tnharris@whoopdedo.org>
2217 *
2218 * @param string     $name The name of the form
2219 * @param Doku_Form  $form The form
2220 */
2221function html_form($name, &$form) {
2222    // Safety check in case the caller forgets.
2223    $form->endFieldset();
2224    trigger_event('HTML_'.strtoupper($name).'FORM_OUTPUT', $form, 'html_form_output', false);
2225}
2226
2227/**
2228 * Form print function.
2229 * Just calls printForm() on the data object.
2230 *
2231 * @param Doku_Form $data The form
2232 */
2233function html_form_output($data) {
2234    $data->printForm();
2235}
2236
2237/**
2238 * Embed a flash object in HTML
2239 *
2240 * This will create the needed HTML to embed a flash movie in a cross browser
2241 * compatble way using valid XHTML
2242 *
2243 * The parameters $params, $flashvars and $atts need to be associative arrays.
2244 * No escaping needs to be done for them. The alternative content *has* to be
2245 * escaped because it is used as is. If no alternative content is given
2246 * $lang['noflash'] is used.
2247 *
2248 * @author Andreas Gohr <andi@splitbrain.org>
2249 * @link   http://latrine.dgx.cz/how-to-correctly-insert-a-flash-into-xhtml
2250 *
2251 * @param string $swf      - the SWF movie to embed
2252 * @param int $width       - width of the flash movie in pixels
2253 * @param int $height      - height of the flash movie in pixels
2254 * @param array $params    - additional parameters (<param>)
2255 * @param array $flashvars - parameters to be passed in the flashvar parameter
2256 * @param array $atts      - additional attributes for the <object> tag
2257 * @param string $alt      - alternative content (is NOT automatically escaped!)
2258 * @return string         - the XHTML markup
2259 */
2260function html_flashobject($swf,$width,$height,$params=null,$flashvars=null,$atts=null,$alt=''){
2261    global $lang;
2262
2263    $out = '';
2264
2265    // prepare the object attributes
2266    if(is_null($atts)) $atts = array();
2267    $atts['width']  = (int) $width;
2268    $atts['height'] = (int) $height;
2269    if(!$atts['width'])  $atts['width']  = 425;
2270    if(!$atts['height']) $atts['height'] = 350;
2271
2272    // add object attributes for standard compliant browsers
2273    $std = $atts;
2274    $std['type'] = 'application/x-shockwave-flash';
2275    $std['data'] = $swf;
2276
2277    // add object attributes for IE
2278    $ie  = $atts;
2279    $ie['classid'] = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
2280
2281    // open object (with conditional comments)
2282    $out .= '<!--[if !IE]> -->'.NL;
2283    $out .= '<object '.buildAttributes($std).'>'.NL;
2284    $out .= '<!-- <![endif]-->'.NL;
2285    $out .= '<!--[if IE]>'.NL;
2286    $out .= '<object '.buildAttributes($ie).'>'.NL;
2287    $out .= '    <param name="movie" value="'.hsc($swf).'" />'.NL;
2288    $out .= '<!--><!-- -->'.NL;
2289
2290    // print params
2291    if(is_array($params)) foreach($params as $key => $val){
2292        $out .= '  <param name="'.hsc($key).'" value="'.hsc($val).'" />'.NL;
2293    }
2294
2295    // add flashvars
2296    if(is_array($flashvars)){
2297        $out .= '  <param name="FlashVars" value="'.buildURLparams($flashvars).'" />'.NL;
2298    }
2299
2300    // alternative content
2301    if($alt){
2302        $out .= $alt.NL;
2303    }else{
2304        $out .= $lang['noflash'].NL;
2305    }
2306
2307    // finish
2308    $out .= '</object>'.NL;
2309    $out .= '<!-- <![endif]-->'.NL;
2310
2311    return $out;
2312}
2313
2314/**
2315 * Prints HTML code for the given tab structure
2316 *
2317 * @param array  $tabs        tab structure
2318 * @param string $current_tab the current tab id
2319 */
2320function html_tabs($tabs, $current_tab = null) {
2321    echo '<ul class="tabs">'.NL;
2322
2323    foreach($tabs as $id => $tab) {
2324        html_tab($tab['href'], $tab['caption'], $id === $current_tab);
2325    }
2326
2327    echo '</ul>'.NL;
2328}
2329
2330/**
2331 * Prints a single tab
2332 *
2333 * @author Kate Arzamastseva <pshns@ukr.net>
2334 * @author Adrian Lang <mail@adrianlang.de>
2335 *
2336 * @param string $href - tab href
2337 * @param string $caption - tab caption
2338 * @param boolean $selected - is tab selected
2339 */
2340
2341function html_tab($href, $caption, $selected=false) {
2342    $tab = '<li>';
2343    if ($selected) {
2344        $tab .= '<strong>';
2345    } else {
2346        $tab .= '<a href="' . hsc($href) . '">';
2347    }
2348    $tab .= hsc($caption)
2349         .  '</' . ($selected ? 'strong' : 'a') . '>'
2350         .  '</li>'.NL;
2351    echo $tab;
2352}
2353
2354/**
2355 * Display size change
2356 *
2357 * @param int $sizechange - size of change in Bytes
2358 * @param Doku_Form $form - form to add elements to
2359 */
2360
2361function html_sizechange($sizechange, Doku_Form $form) {
2362    if(isset($sizechange)) {
2363        $class = 'sizechange';
2364        $value = filesize_h(abs($sizechange));
2365        if($sizechange > 0) {
2366            $class .= ' positive';
2367            $value = '+' . $value;
2368        } elseif($sizechange < 0) {
2369            $class .= ' negative';
2370            $value = '-' . $value;
2371        } else {
2372            $value = '±' . $value;
2373        }
2374        $form->addElement(form_makeOpenTag('span', array('class' => $class)));
2375        $form->addElement($value);
2376        $form->addElement(form_makeCloseTag('span'));
2377    }
2378}
2379