xref: /dokuwiki/inc/html.php (revision 621bbd2a24f6ceac0310c04b27e11a2c7c325294) 
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
9if(!defined('DOKU_INC')) die('meh.');
10if(!defined('NL')) define('NL',"\n");
11
12/**
13 * Convenience function to quickly build a wikilink
14 *
15 * @author Andreas Gohr <andi@splitbrain.org>
16 * @param string  $id      id of the target page
17 * @param string  $name    the name of the link, i.e. the text that is displayed
18 * @param string|array  $search  search string(s) that shall be highlighted in the target page
19 * @return string the HTML code of the link
20 */
21function html_wikilink($id,$name=null,$search=''){
22    /** @var Doku_Renderer_xhtml $xhtml_renderer */
23    static $xhtml_renderer = null;
24    if(is_null($xhtml_renderer)){
25        $xhtml_renderer = p_get_renderer('xhtml');
26    }
27
28    return $xhtml_renderer->internallink($id,$name,$search,true,'navigation');
29}
30
31/**
32 * The loginform
33 *
34 * @author   Andreas Gohr <andi@splitbrain.org>
35 */
36function html_login(){
37    global $lang;
38    global $conf;
39    global $ID;
40    global $INPUT;
41
42    print p_locale_xhtml('login');
43    print '<div class="centeralign">'.NL;
44    $form = new Doku_Form(array('id' => 'dw__login'));
45    $form->startFieldset($lang['btn_login']);
46    $form->addHidden('id', $ID);
47    $form->addHidden('do', 'login');
48    $form->addElement(form_makeTextField('u', ((!$INPUT->bool('http_credentials')) ? $INPUT->str('u') : ''), $lang['user'], 'focus__this', 'block'));
49    $form->addElement(form_makePasswordField('p', $lang['pass'], '', 'block'));
50    if($conf['rememberme']) {
51        $form->addElement(form_makeCheckboxField('r', '1', $lang['remember'], 'remember__me', 'simple'));
52    }
53    $form->addElement(form_makeButton('submit', '', $lang['btn_login']));
54    $form->endFieldset();
55
56    if(actionOK('register')){
57        $form->addElement('<p>'.$lang['reghere'].': '.tpl_actionlink('register','','','',true).'</p>');
58    }
59
60    if (actionOK('resendpwd')) {
61        $form->addElement('<p>'.$lang['pwdforget'].': '.tpl_actionlink('resendpwd','','','',true).'</p>');
62    }
63
64    html_form('login', $form);
65    print '</div>'.NL;
66}
67
68/**
69 * inserts section edit buttons if wanted or removes the markers
70 *
71 * @author Andreas Gohr <andi@splitbrain.org>
72 */
73function html_secedit($text,$show=true){
74    global $INFO;
75
76    $regexp = '#<!-- EDIT(\d+) ([A-Z_]+) (?:"([^"]*)" )?\[(\d+-\d*)\] -->#';
77
78    if(!$INFO['writable'] || !$show || $INFO['rev']){
79        return preg_replace($regexp,'',$text);
80    }
81
82    return preg_replace_callback($regexp,
83                'html_secedit_button', $text);
84}
85
86/**
87 * prepares section edit button data for event triggering
88 * used as a callback in html_secedit
89 *
90 * @triggers HTML_SECEDIT_BUTTON
91 * @author Andreas Gohr <andi@splitbrain.org>
92 */
93function html_secedit_button($matches){
94    $data = array('secid'  => $matches[1],
95                  'target' => strtolower($matches[2]),
96                  'range'  => $matches[count($matches) - 1]);
97    if (count($matches) === 5) {
98        $data['name'] = $matches[3];
99    }
100
101    return trigger_event('HTML_SECEDIT_BUTTON', $data,
102                         'html_secedit_get_button');
103}
104
105/**
106 * prints a section editing button
107 * used as default action form HTML_SECEDIT_BUTTON
108 *
109 * @author Adrian Lang <lang@cosmocode.de>
110 */
111function html_secedit_get_button($data) {
112    global $ID;
113    global $INFO;
114
115    if (!isset($data['name']) || $data['name'] === '') return '';
116
117    $name = $data['name'];
118    unset($data['name']);
119
120    $secid = $data['secid'];
121    unset($data['secid']);
122
123    return "<div class='secedit editbutton_" . $data['target'] .
124                       " editbutton_" . $secid . "'>" .
125           html_btn('secedit', $ID, '',
126                    array_merge(array('do'  => 'edit',
127                                      'rev' => $INFO['lastmod'],
128                                      'summary' => '['.$name.'] '), $data),
129                    'post', $name) . '</div>';
130}
131
132/**
133 * Just the back to top button (in its own form)
134 *
135 * @author Andreas Gohr <andi@splitbrain.org>
136 */
137function html_topbtn(){
138    global $lang;
139
140    $ret  = '<a class="nolink" href="#dokuwiki__top"><input type="button" class="button" value="'.$lang['btn_top'].'" onclick="window.scrollTo(0, 0)" title="'.$lang['btn_top'].'" /></a>';
141
142    return $ret;
143}
144
145/**
146 * Displays a button (using its own form)
147 * If tooltip exists, the access key tooltip is replaced.
148 *
149 * @author Andreas Gohr <andi@splitbrain.org>
150 */
151function html_btn($name,$id,$akey,$params,$method='get',$tooltip='',$label=false){
152    global $conf;
153    global $lang;
154
155    if (!$label)
156        $label = $lang['btn_'.$name];
157
158    $ret = '';
159
160    //filter id (without urlencoding)
161    $id = idfilter($id,false);
162
163    //make nice URLs even for buttons
164    if($conf['userewrite'] == 2){
165        $script = DOKU_BASE.DOKU_SCRIPT.'/'.$id;
166    }elseif($conf['userewrite']){
167        $script = DOKU_BASE.$id;
168    }else{
169        $script = DOKU_BASE.DOKU_SCRIPT;
170        $params['id'] = $id;
171    }
172
173    $ret .= '<form class="button btn_'.$name.'" method="'.$method.'" action="'.$script.'"><div class="no">';
174
175    if(is_array($params)){
176        reset($params);
177        while (list($key, $val) = each($params)) {
178            $ret .= '<input type="hidden" name="'.$key.'" ';
179            $ret .= 'value="'.htmlspecialchars($val).'" />';
180        }
181    }
182
183    if ($tooltip!='') {
184        $tip = htmlspecialchars($tooltip);
185    }else{
186        $tip = htmlspecialchars($label);
187    }
188
189    $ret .= '<input type="submit" value="'.hsc($label).'" class="button" ';
190    if($akey){
191        $tip .= ' ['.strtoupper($akey).']';
192        $ret .= 'accesskey="'.$akey.'" ';
193    }
194    $ret .= 'title="'.$tip.'" ';
195    $ret .= '/>';
196    $ret .= '</div></form>';
197
198    return $ret;
199}
200
201/**
202 * show a wiki page
203 *
204 * @author Andreas Gohr <andi@splitbrain.org>
205 */
206function html_show($txt=null){
207    global $ID;
208    global $REV;
209    global $HIGH;
210    global $INFO;
211    //disable section editing for old revisions or in preview
212    if($txt || $REV){
213        $secedit = false;
214    }else{
215        $secedit = true;
216    }
217
218    if (!is_null($txt)){
219        //PreviewHeader
220        echo '<br id="scroll__here" />';
221        echo p_locale_xhtml('preview');
222        echo '<div class="preview"><div class="pad">';
223        $html = html_secedit(p_render('xhtml',p_get_instructions($txt),$info),$secedit);
224        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
225        echo $html;
226        echo '<div class="clearer"></div>';
227        echo '</div></div>';
228
229    }else{
230        if ($REV) print p_locale_xhtml('showrev');
231        $html = p_wiki_xhtml($ID,$REV,true);
232        $html = html_secedit($html,$secedit);
233        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
234        $html = html_hilight($html,$HIGH);
235        echo $html;
236    }
237}
238
239/**
240 * ask the user about how to handle an exisiting draft
241 *
242 * @author Andreas Gohr <andi@splitbrain.org>
243 */
244function html_draft(){
245    global $INFO;
246    global $ID;
247    global $lang;
248    $draft = unserialize(io_readFile($INFO['draft'],false));
249    $text  = cleanText(con($draft['prefix'],$draft['text'],$draft['suffix'],true));
250
251    print p_locale_xhtml('draft');
252    $form = new Doku_Form(array('id' => 'dw__editform'));
253    $form->addHidden('id', $ID);
254    $form->addHidden('date', $draft['date']);
255    $form->addElement(form_makeWikiText($text, array('readonly'=>'readonly')));
256    $form->addElement(form_makeOpenTag('div', array('id'=>'draft__status')));
257    $form->addElement($lang['draftdate'].' '. dformat(filemtime($INFO['draft'])));
258    $form->addElement(form_makeCloseTag('div'));
259    $form->addElement(form_makeButton('submit', 'recover', $lang['btn_recover'], array('tabindex'=>'1')));
260    $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_draftdel'], array('tabindex'=>'2')));
261    $form->addElement(form_makeButton('submit', 'show', $lang['btn_cancel'], array('tabindex'=>'3')));
262    html_form('draft', $form);
263}
264
265/**
266 * Highlights searchqueries in HTML code
267 *
268 * @author Andreas Gohr <andi@splitbrain.org>
269 * @author Harry Fuecks <hfuecks@gmail.com>
270 */
271function html_hilight($html,$phrases){
272    $phrases = (array) $phrases;
273    $phrases = array_map('preg_quote_cb', $phrases);
274    $phrases = array_map('ft_snippet_re_preprocess', $phrases);
275    $phrases = array_filter($phrases);
276    $regex = join('|',$phrases);
277
278    if ($regex === '') return $html;
279    if (!utf8_check($regex)) return $html;
280    $html = @preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback',$html);
281    return $html;
282}
283
284/**
285 * Callback used by html_hilight()
286 *
287 * @author Harry Fuecks <hfuecks@gmail.com>
288 */
289function html_hilight_callback($m) {
290    $hlight = unslash($m[0]);
291    if ( !isset($m[2])) {
292        $hlight = '<span class="search_hit">'.$hlight.'</span>';
293    }
294    return $hlight;
295}
296
297/**
298 * Run a search and display the result
299 *
300 * @author Andreas Gohr <andi@splitbrain.org>
301 */
302function html_search(){
303    global $QUERY;
304    global $lang;
305
306    $intro = p_locale_xhtml('searchpage');
307    // allow use of placeholder in search intro
308    $intro = str_replace(
309                array('@QUERY@','@SEARCH@'),
310                array(hsc(rawurlencode($QUERY)),hsc($QUERY)),
311                $intro);
312    echo $intro;
313    flush();
314
315    //show progressbar
316    print '<div id="dw__loading">'.NL;
317    print '<script type="text/javascript">/*<![CDATA[*/'.NL;
318    print 'showLoadBar();'.NL;
319    print '/*!]]>*/</script>'.NL;
320    print '</div>'.NL;
321    flush();
322
323    //do quick pagesearch
324    $data = ft_pageLookup($QUERY,true,useHeading('navigation'));
325    if(count($data)){
326        print '<div class="search_quickresult">';
327        print '<h3>'.$lang['quickhits'].':</h3>';
328        print '<ul class="search_quickhits">';
329        foreach($data as $id => $title){
330            print '<li> ';
331            if (useHeading('navigation')) {
332                $name = $title;
333            }else{
334                $ns = getNS($id);
335                if($ns){
336                    $name = shorten(noNS($id), ' ('.$ns.')',30);
337                }else{
338                    $name = $id;
339                }
340            }
341            print html_wikilink(':'.$id,$name);
342            print '</li> ';
343        }
344        print '</ul> ';
345        //clear float (see http://www.complexspiral.com/publications/containing-floats/)
346        print '<div class="clearer"></div>';
347        print '</div>';
348    }
349    flush();
350
351    //do fulltext search
352    $data = ft_pageSearch($QUERY,$regex);
353    if(count($data)){
354        print '<dl class="search_results">';
355        $num = 1;
356        foreach($data as $id => $cnt){
357            print '<dt>';
358            print html_wikilink(':'.$id,useHeading('navigation')?null:$id,$regex);
359            if($cnt !== 0){
360                print ': '.$cnt.' '.$lang['hits'].'';
361            }
362            print '</dt>';
363            if($cnt !== 0){
364                if($num < FT_SNIPPET_NUMBER){ // create snippets for the first number of matches only
365                    print '<dd>'.ft_snippet($id,$regex).'</dd>';
366                }
367                $num++;
368            }
369            flush();
370        }
371        print '</dl>';
372    }else{
373        print '<div class="nothing">'.$lang['nothingfound'].'</div>';
374    }
375
376    //hide progressbar
377    print '<script type="text/javascript">/*<![CDATA[*/'.NL;
378    print 'hideLoadBar("dw__loading");'.NL;
379    print '/*!]]>*/</script>'.NL;
380    flush();
381}
382
383/**
384 * Display error on locked pages
385 *
386 * @author Andreas Gohr <andi@splitbrain.org>
387 */
388function html_locked(){
389    global $ID;
390    global $conf;
391    global $lang;
392    global $INFO;
393
394    $locktime = filemtime(wikiLockFN($ID));
395    $expire = dformat($locktime + $conf['locktime']);
396    $min    = round(($conf['locktime'] - (time() - $locktime) )/60);
397
398    print p_locale_xhtml('locked');
399    print '<ul>';
400    print '<li><div class="li"><strong>'.$lang['lockedby'].':</strong> '.editorinfo($INFO['locked']).'</div></li>';
401    print '<li><div class="li"><strong>'.$lang['lockexpire'].':</strong> '.$expire.' ('.$min.' min)</div></li>';
402    print '</ul>';
403}
404
405/**
406 * list old revisions
407 *
408 * @author Andreas Gohr <andi@splitbrain.org>
409 * @author Ben Coburn <btcoburn@silicodon.net>
410 * @author Kate Arzamastseva <pshns@ukr.net>
411 */
412function html_revisions($first=0, $media_id = false){
413    global $ID;
414    global $INFO;
415    global $conf;
416    global $lang;
417    $id = $ID;
418    if ($media_id) {
419        $id = $media_id;
420        $changelog = new MediaChangeLog($id);
421    } else {
422        $changelog = new PageChangeLog($id);
423    }
424
425    /* we need to get one additional log entry to be able to
426     * decide if this is the last page or is there another one.
427     * see html_recent()
428     */
429
430    $revisions = $changelog->getRevisions($first, $conf['recent']+1);
431
432    if(count($revisions)==0 && $first!=0){
433        $first=0;
434        $revisions = $changelog->getRevisions($first, $conf['recent']+1);
435    }
436    $hasNext = false;
437    if (count($revisions)>$conf['recent']) {
438        $hasNext = true;
439        array_pop($revisions); // remove extra log entry
440    }
441
442    if (!$media_id) $date = dformat($INFO['lastmod']);
443    else $date = dformat(@filemtime(mediaFN($id)));
444
445    if (!$media_id) print p_locale_xhtml('revisions');
446
447    $params = array('id' => 'page__revisions', 'class' => 'changes');
448    if ($media_id) $params['action'] = media_managerURL(array('image' => $media_id), '&');
449
450    $form = new Doku_Form($params);
451    $form->addElement(form_makeOpenTag('ul'));
452
453    if (!$media_id) $exists = $INFO['exists'];
454    else $exists = @file_exists(mediaFN($id));
455
456    $display_name = (!$media_id && useHeading('navigation')) ? hsc(p_get_first_heading($id)) : $id;
457    if (!$display_name) $display_name = $id;
458
459    if($exists && $first==0){
460        if (!$media_id && isset($INFO['meta']) && isset($INFO['meta']['last_change']) && $INFO['meta']['last_change']['type']===DOKU_CHANGE_TYPE_MINOR_EDIT)
461            $form->addElement(form_makeOpenTag('li', array('class' => 'minor')));
462        else
463            $form->addElement(form_makeOpenTag('li'));
464        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
465        $form->addElement(form_makeTag('input', array(
466                        'type' => 'checkbox',
467                        'name' => 'rev2[]',
468                        'value' => 'current')));
469
470        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
471        $form->addElement($date);
472        $form->addElement(form_makeCloseTag('span'));
473
474        $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
475
476        if (!$media_id) $href = wl($id);
477        else $href = media_managerURL(array('image' => $id, 'tab_details' => 'view'), '&');
478        $form->addElement(form_makeOpenTag('a', array(
479                        'class' => 'wikilink1',
480                        'href'  => $href)));
481        $form->addElement($display_name);
482        $form->addElement(form_makeCloseTag('a'));
483
484        if ($media_id) $form->addElement(form_makeOpenTag('div'));
485
486        if (!$media_id) {
487            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
488            $form->addElement(' – ');
489            $form->addElement(htmlspecialchars($INFO['sum']));
490            $form->addElement(form_makeCloseTag('span'));
491        }
492
493        $changelog->setChunkSize(1024);
494
495        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
496        if($media_id) {
497            $revinfo = $changelog->getRevisionInfo(@filemtime(fullpath(mediaFN($id))));
498            if($revinfo['user']) {
499                $editor = $revinfo['user'];
500            } else {
501                $editor = $revinfo['ip'];
502            }
503        } else {
504            $editor = $INFO['editor'];
505        }
506        $form->addElement((empty($editor))?('('.$lang['external_edit'].')'):editorinfo($editor));
507        $form->addElement(form_makeCloseTag('span'));
508
509        $form->addElement('('.$lang['current'].')');
510
511        if ($media_id) $form->addElement(form_makeCloseTag('div'));
512
513        $form->addElement(form_makeCloseTag('div'));
514        $form->addElement(form_makeCloseTag('li'));
515    }
516
517    foreach($revisions as $rev){
518        $date = dformat($rev);
519        $info = $changelog->getRevisionInfo($rev);
520        if($media_id) {
521            $exists = @file_exists(mediaFN($id, $rev));
522        } else {
523            $exists = page_exists($id, $rev);
524        }
525
526        if ($info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT)
527            $form->addElement(form_makeOpenTag('li', array('class' => 'minor')));
528        else
529            $form->addElement(form_makeOpenTag('li'));
530        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
531        if($exists){
532            $form->addElement(form_makeTag('input', array(
533                            'type' => 'checkbox',
534                            'name' => 'rev2[]',
535                            'value' => $rev)));
536        }else{
537            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
538        }
539
540        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
541        $form->addElement($date);
542        $form->addElement(form_makeCloseTag('span'));
543
544        if($exists){
545            if (!$media_id) $href = wl($id,"rev=$rev,do=diff", false, '&');
546            else $href = media_managerURL(array('image' => $id, 'rev' => $rev, 'mediado' => 'diff'), '&');
547            $form->addElement(form_makeOpenTag('a', array('href' => $href, 'class' => 'diff_link')));
548            $form->addElement(form_makeTag('img', array(
549                            'src'    => DOKU_BASE.'lib/images/diff.png',
550                            'width'  => 15,
551                            'height' => 11,
552                            'title'  => $lang['diff'],
553                            'alt'    => $lang['diff'])));
554            $form->addElement(form_makeCloseTag('a'));
555            if (!$media_id) $href = wl($id,"rev=$rev",false,'&');
556            else $href = media_managerURL(array('image' => $id, 'tab_details' => 'view', 'rev' => $rev), '&');
557            $form->addElement(form_makeOpenTag('a', array('href' => $href, 'class' => 'wikilink1')));
558            $form->addElement($display_name);
559            $form->addElement(form_makeCloseTag('a'));
560        }else{
561            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
562            $form->addElement($display_name);
563        }
564
565        if ($media_id) $form->addElement(form_makeOpenTag('div'));
566
567        if ($info['sum']) {
568            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
569            if (!$media_id) $form->addElement(' – ');
570            $form->addElement('<bdi>'.htmlspecialchars($info['sum']).'</bdi>');
571            $form->addElement(form_makeCloseTag('span'));
572        }
573
574        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
575        if($info['user']){
576            $form->addElement('<bdi>'.editorinfo($info['user']).'</bdi>');
577            if(auth_ismanager()){
578                $form->addElement(' <bdo dir="ltr">('.$info['ip'].')</bdo>');
579            }
580        }else{
581            $form->addElement('<bdo dir="ltr">'.$info['ip'].'</bdo>');
582        }
583        $form->addElement(form_makeCloseTag('span'));
584
585        if ($media_id) $form->addElement(form_makeCloseTag('div'));
586
587        $form->addElement(form_makeCloseTag('div'));
588        $form->addElement(form_makeCloseTag('li'));
589    }
590    $form->addElement(form_makeCloseTag('ul'));
591    if (!$media_id) {
592        $form->addElement(form_makeButton('submit', 'diff', $lang['diff2']));
593    } else {
594        $form->addHidden('mediado', 'diff');
595        $form->addElement(form_makeButton('submit', '', $lang['diff2']));
596    }
597    html_form('revisions', $form);
598
599    print '<div class="pagenav">';
600    $last = $first + $conf['recent'];
601    if ($first > 0) {
602        $first -= $conf['recent'];
603        if ($first < 0) $first = 0;
604        print '<div class="pagenav-prev">';
605        if ($media_id) {
606            print html_btn('newer',$media_id,"p",media_managerURL(array('first' => $first), '&amp;', false, true));
607        } else {
608            print html_btn('newer',$id,"p",array('do' => 'revisions', 'first' => $first));
609        }
610        print '</div>';
611    }
612    if ($hasNext) {
613        print '<div class="pagenav-next">';
614        if ($media_id) {
615            print html_btn('older',$media_id,"n",media_managerURL(array('first' => $last), '&amp;', false, true));
616        } else {
617            print html_btn('older',$id,"n",array('do' => 'revisions', 'first' => $last));
618        }
619        print '</div>';
620    }
621    print '</div>';
622
623}
624
625/**
626 * display recent changes
627 *
628 * @author Andreas Gohr <andi@splitbrain.org>
629 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
630 * @author Ben Coburn <btcoburn@silicodon.net>
631 * @author Kate Arzamastseva <pshns@ukr.net>
632 */
633function html_recent($first=0, $show_changes='both'){
634    global $conf;
635    global $lang;
636    global $ID;
637    /* we need to get one additionally log entry to be able to
638     * decide if this is the last page or is there another one.
639     * This is the cheapest solution to get this information.
640     */
641    $flags = 0;
642    if ($show_changes == 'mediafiles' && $conf['mediarevisions']) {
643        $flags = RECENTS_MEDIA_CHANGES;
644    } elseif ($show_changes == 'pages') {
645        $flags = 0;
646    } elseif ($conf['mediarevisions']) {
647        $show_changes = 'both';
648        $flags = RECENTS_MEDIA_PAGES_MIXED;
649    }
650
651    $recents = getRecents($first,$conf['recent'] + 1,getNS($ID),$flags);
652    if(count($recents) == 0 && $first != 0){
653        $first=0;
654        $recents = getRecents($first,$conf['recent'] + 1,getNS($ID),$flags);
655    }
656    $hasNext = false;
657    if (count($recents)>$conf['recent']) {
658        $hasNext = true;
659        array_pop($recents); // remove extra log entry
660    }
661
662    print p_locale_xhtml('recent');
663
664    if (getNS($ID) != '')
665        print '<div class="level1"><p>' . sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent')) . '</p></div>';
666
667    $form = new Doku_Form(array('id' => 'dw__recent', 'method' => 'GET', 'class' => 'changes'));
668    $form->addHidden('sectok', null);
669    $form->addHidden('do', 'recent');
670    $form->addHidden('id', $ID);
671
672    if ($conf['mediarevisions']) {
673        $form->addElement('<div class="changeType">');
674        $form->addElement(form_makeListboxField(
675                    'show_changes',
676                    array(
677                        'pages'      => $lang['pages_changes'],
678                        'mediafiles' => $lang['media_changes'],
679                        'both'       => $lang['both_changes']),
680                    $show_changes,
681                    $lang['changes_type'],
682                    '','',
683                    array('class'=>'quickselect')));
684
685        $form->addElement(form_makeButton('submit', 'recent', $lang['btn_apply']));
686        $form->addElement('</div>');
687    }
688
689    $form->addElement(form_makeOpenTag('ul'));
690
691    foreach($recents as $recent){
692        $date = dformat($recent['date']);
693        if ($recent['type']===DOKU_CHANGE_TYPE_MINOR_EDIT)
694            $form->addElement(form_makeOpenTag('li', array('class' => 'minor')));
695        else
696            $form->addElement(form_makeOpenTag('li'));
697
698        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
699
700        if ($recent['media']) {
701            $form->addElement(media_printicon($recent['id']));
702        } else {
703            $icon = DOKU_BASE.'lib/images/fileicons/file.png';
704            $form->addElement('<img src="'.$icon.'" alt="'.$recent['id'].'" class="icon" />');
705        }
706
707        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
708        $form->addElement($date);
709        $form->addElement(form_makeCloseTag('span'));
710
711        $diff = false;
712        $href = '';
713
714        if ($recent['media']) {
715            $medialog = new MediaChangeLog($recent['id']);
716            $diff = (count($medialog->getRevisions(0, 1)) && @file_exists(mediaFN($recent['id'])));
717            if ($diff) {
718                $href = media_managerURL(array('tab_details' => 'history',
719                    'mediado' => 'diff', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
720            }
721        } else {
722            $href = wl($recent['id'],"do=diff", false, '&');
723        }
724
725        if ($recent['media'] && !$diff) {
726            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
727        } else {
728            $form->addElement(form_makeOpenTag('a', array('class' => 'diff_link', 'href' => $href)));
729            $form->addElement(form_makeTag('img', array(
730                            'src'   => DOKU_BASE.'lib/images/diff.png',
731                            'width' => 15,
732                            'height'=> 11,
733                            'title' => $lang['diff'],
734                            'alt'   => $lang['diff']
735                            )));
736            $form->addElement(form_makeCloseTag('a'));
737        }
738
739        if ($recent['media']) {
740            $href = media_managerURL(array('tab_details' => 'history',
741                'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
742        } else {
743            $href = wl($recent['id'],"do=revisions",false,'&');
744        }
745        $form->addElement(form_makeOpenTag('a', array('class' => 'revisions_link', 'href' => $href)));
746        $form->addElement(form_makeTag('img', array(
747                        'src'   => DOKU_BASE.'lib/images/history.png',
748                        'width' => 12,
749                        'height'=> 14,
750                        'title' => $lang['btn_revs'],
751                        'alt'   => $lang['btn_revs']
752                        )));
753        $form->addElement(form_makeCloseTag('a'));
754
755        if ($recent['media']) {
756            $href = media_managerURL(array('tab_details' => 'view', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
757            $class = (file_exists(mediaFN($recent['id']))) ? 'wikilink1' : $class = 'wikilink2';
758            $form->addElement(form_makeOpenTag('a', array('class' => $class, 'href' => $href)));
759            $form->addElement($recent['id']);
760            $form->addElement(form_makeCloseTag('a'));
761        } else {
762            $form->addElement(html_wikilink(':'.$recent['id'],useHeading('navigation')?null:$recent['id']));
763        }
764        $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
765        $form->addElement(' – '.htmlspecialchars($recent['sum']));
766        $form->addElement(form_makeCloseTag('span'));
767
768        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
769        if($recent['user']){
770            $form->addElement('<bdi>'.editorinfo($recent['user']).'</bdi>');
771            if(auth_ismanager()){
772                $form->addElement(' <bdo dir="ltr">('.$recent['ip'].')</bdo>');
773            }
774        }else{
775            $form->addElement('<bdo dir="ltr">'.$recent['ip'].'</bdo>');
776        }
777        $form->addElement(form_makeCloseTag('span'));
778
779        $form->addElement(form_makeCloseTag('div'));
780        $form->addElement(form_makeCloseTag('li'));
781    }
782    $form->addElement(form_makeCloseTag('ul'));
783
784    $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav')));
785    $last = $first + $conf['recent'];
786    if ($first > 0) {
787        $first -= $conf['recent'];
788        if ($first < 0) $first = 0;
789        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-prev')));
790        $form->addElement(form_makeTag('input', array(
791                    'type'  => 'submit',
792                    'name'  => 'first['.$first.']',
793                    'value' => $lang['btn_newer'],
794                    'accesskey' => 'n',
795                    'title' => $lang['btn_newer'].' [N]',
796                    'class' => 'button show'
797                    )));
798        $form->addElement(form_makeCloseTag('div'));
799    }
800    if ($hasNext) {
801        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-next')));
802        $form->addElement(form_makeTag('input', array(
803                        'type'  => 'submit',
804                        'name'  => 'first['.$last.']',
805                        'value' => $lang['btn_older'],
806                        'accesskey' => 'p',
807                        'title' => $lang['btn_older'].' [P]',
808                        'class' => 'button show'
809                        )));
810        $form->addElement(form_makeCloseTag('div'));
811    }
812    $form->addElement(form_makeCloseTag('div'));
813    html_form('recent', $form);
814}
815
816/**
817 * Display page index
818 *
819 * @author Andreas Gohr <andi@splitbrain.org>
820 */
821function html_index($ns){
822    global $conf;
823    global $ID;
824    $ns  = cleanID($ns);
825    #fixme use appropriate function
826    if(empty($ns)){
827        $ns = dirname(str_replace(':','/',$ID));
828        if($ns == '.') $ns ='';
829    }
830    $ns  = utf8_encodeFN(str_replace(':','/',$ns));
831
832    echo p_locale_xhtml('index');
833    echo '<div id="index__tree">';
834
835    $data = array();
836    search($data,$conf['datadir'],'search_index',array('ns' => $ns));
837    echo html_buildlist($data,'idx','html_list_index','html_li_index');
838
839    echo '</div>';
840}
841
842/**
843 * Index item formatter
844 *
845 * User function for html_buildlist()
846 *
847 * @author Andreas Gohr <andi@splitbrain.org>
848 */
849function html_list_index($item){
850    global $ID, $conf;
851
852    // prevent searchbots needlessly following links
853    $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? ' rel="nofollow"' : '';
854
855    $ret = '';
856    $base = ':'.$item['id'];
857    $base = substr($base,strrpos($base,':')+1);
858    if($item['type']=='d'){
859        // FS#2766, no need for search bots to follow namespace links in the index
860        $ret .= '<a href="'.wl($ID,'idx='.rawurlencode($item['id'])).'" title="' . $item['id'] . '" class="idx_dir"' . $nofollow . '><strong>';
861        $ret .= $base;
862        $ret .= '</strong></a>';
863    }else{
864        // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
865        $ret .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
866    }
867    return $ret;
868}
869
870/**
871 * Index List item
872 *
873 * This user function is used in html_buildlist to build the
874 * <li> tags for namespaces when displaying the page index
875 * it gives different classes to opened or closed "folders"
876 *
877 * @author Andreas Gohr <andi@splitbrain.org>
878 */
879function html_li_index($item){
880    if($item['type'] == "f"){
881        return '<li class="level'.$item['level'].'">';
882    }elseif($item['open']){
883        return '<li class="open">';
884    }else{
885        return '<li class="closed">';
886    }
887}
888
889/**
890 * Default List item
891 *
892 * @author Andreas Gohr <andi@splitbrain.org>
893 */
894function html_li_default($item){
895    return '<li class="level'.$item['level'].'">';
896}
897
898/**
899 * Build an unordered list
900 *
901 * Build an unordered list from the given $data array
902 * Each item in the array has to have a 'level' property
903 * the item itself gets printed by the given $func user
904 * function. The second and optional function is used to
905 * print the <li> tag. Both user function need to accept
906 * a single item.
907 *
908 * Both user functions can be given as array to point to
909 * a member of an object.
910 *
911 * @author Andreas Gohr <andi@splitbrain.org>
912 */
913function html_buildlist($data,$class,$func,$lifunc='html_li_default',$forcewrapper=false){
914    if (count($data) === 0) {
915        return '';
916    }
917
918    $start_level = $data[0]['level'];
919    $level = $start_level;
920    $ret   = '';
921    $open  = 0;
922
923    foreach ($data as $item){
924
925        if( $item['level'] > $level ){
926            //open new list
927            for($i=0; $i<($item['level'] - $level); $i++){
928                if ($i) $ret .= "<li class=\"clear\">";
929                $ret .= "\n<ul class=\"$class\">\n";
930                $open++;
931            }
932            $level = $item['level'];
933
934        }elseif( $item['level'] < $level ){
935            //close last item
936            $ret .= "</li>\n";
937            while( $level > $item['level'] && $open > 0 ){
938                //close higher lists
939                $ret .= "</ul>\n</li>\n";
940                $level--;
941                $open--;
942            }
943        } elseif ($ret !== '') {
944            //close previous item
945            $ret .= "</li>\n";
946        }
947
948        //print item
949        $ret .= call_user_func($lifunc,$item);
950        $ret .= '<div class="li">';
951
952        $ret .= call_user_func($func,$item);
953        $ret .= '</div>';
954    }
955
956    //close remaining items and lists
957    $ret .= "</li>\n";
958    while($open-- > 0) {
959        $ret .= "</ul></li>\n";
960    }
961
962    if ($forcewrapper || $start_level < 2) {
963        // Trigger building a wrapper ul if the first level is
964        // 0 (we have a root object) or 1 (just the root content)
965        $ret = "\n<ul class=\"$class\">\n".$ret."</ul>\n";
966    }
967
968    return $ret;
969}
970
971/**
972 * display backlinks
973 *
974 * @author Andreas Gohr <andi@splitbrain.org>
975 * @author Michael Klier <chi@chimeric.de>
976 */
977function html_backlinks(){
978    global $ID;
979    global $lang;
980
981    print p_locale_xhtml('backlinks');
982
983    $data = ft_backlinks($ID);
984
985    if(!empty($data)) {
986        print '<ul class="idx">';
987        foreach($data as $blink){
988            print '<li><div class="li">';
989            print html_wikilink(':'.$blink,useHeading('navigation')?null:$blink);
990            print '</div></li>';
991        }
992        print '</ul>';
993    } else {
994        print '<div class="level1"><p>' . $lang['nothingfound'] . '</p></div>';
995    }
996}
997
998/**
999 * Get header of diff HTML
1000 * @param string $l_rev   Left revisions
1001 * @param string $r_rev   Right revision
1002 * @param string $id      Page id, if null $ID is used
1003 * @param bool   $media   If it is for media files
1004 * @param bool   $inline  Return the header on a single line
1005 * @return array HTML snippets for diff header
1006 */
1007function html_diff_head($l_rev, $r_rev, $id = null, $media = false, $inline = false) {
1008    global $lang;
1009    if ($id === null) {
1010        global $ID;
1011        $id = $ID;
1012    }
1013    $head_separator = $inline ? ' ' : '<br />';
1014    $media_or_wikiFN = $media ? 'mediaFN' : 'wikiFN';
1015    $ml_or_wl = $media ? 'ml' : 'wl';
1016    $l_minor = $r_minor = '';
1017
1018    if($media) {
1019        $changelog = new MediaChangeLog($id);
1020    } else {
1021        $changelog = new PageChangeLog($id);
1022    }
1023    if(!$l_rev){
1024        $l_head = '&mdash;';
1025    }else{
1026        $l_info   = $changelog->getRevisionInfo($l_rev);
1027        if($l_info['user']){
1028            $l_user = '<bdi>'.editorinfo($l_info['user']).'</bdi>';
1029            if(auth_ismanager()) $l_user .= ' <bdo dir="ltr">('.$l_info['ip'].')</bdo>';
1030        } else {
1031            $l_user = '<bdo dir="ltr">'.$l_info['ip'].'</bdo>';
1032        }
1033        $l_user  = '<span class="user">'.$l_user.'</span>';
1034        $l_sum   = ($l_info['sum']) ? '<span class="sum"><bdi>'.hsc($l_info['sum']).'</bdi></span>' : '';
1035        if ($l_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $l_minor = 'class="minor"';
1036
1037        $l_head_title = ($media) ? dformat($l_rev) : $id.' ['.dformat($l_rev).']';
1038        $l_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$l_rev").'">'.
1039        $l_head_title.'</a></bdi>'.
1040        $head_separator.$l_user.' '.$l_sum;
1041    }
1042
1043    if($r_rev){
1044        $r_info   = $changelog->getRevisionInfo($r_rev);
1045        if($r_info['user']){
1046            $r_user = '<bdi>'.editorinfo($r_info['user']).'</bdi>';
1047            if(auth_ismanager()) $r_user .= ' <bdo dir="ltr">('.$r_info['ip'].')</bdo>';
1048        } else {
1049            $r_user = '<bdo dir="ltr">'.$r_info['ip'].'</bdo>';
1050        }
1051        $r_user = '<span class="user">'.$r_user.'</span>';
1052        $r_sum  = ($r_info['sum']) ? '<span class="sum"><bdi>'.hsc($r_info['sum']).'</bdi></span>' : '';
1053        if ($r_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1054
1055        $r_head_title = ($media) ? dformat($r_rev) : $id.' ['.dformat($r_rev).']';
1056        $r_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$r_rev").'">'.
1057        $r_head_title.'</a></bdi>'.
1058        $head_separator.$r_user.' '.$r_sum;
1059    }elseif($_rev = @filemtime($media_or_wikiFN($id))){
1060        $_info   = $changelog->getRevisionInfo($_rev);
1061        if($_info['user']){
1062            $_user = '<bdi>'.editorinfo($_info['user']).'</bdi>';
1063            if(auth_ismanager()) $_user .= ' <bdo dir="ltr">('.$_info['ip'].')</bdo>';
1064        } else {
1065            $_user = '<bdo dir="ltr">'.$_info['ip'].'</bdo>';
1066        }
1067        $_user = '<span class="user">'.$_user.'</span>';
1068        $_sum  = ($_info['sum']) ? '<span class="sum"><bdi>'.hsc($_info['sum']).'</span></bdi>' : '';
1069        if ($_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1070
1071        $r_head_title = ($media) ? dformat($_rev) : $id.' ['.dformat($_rev).']';
1072        $r_head  = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id).'">'.
1073        $r_head_title.'</a></bdi> '.
1074        '('.$lang['current'].')'.
1075        $head_separator.$_user.' '.$_sum;
1076    }else{
1077        $r_head = '&mdash; ('.$lang['current'].')';
1078    }
1079
1080    return array($l_head, $r_head, $l_minor, $r_minor);
1081}
1082
1083/**
1084 * Show diff
1085 * between current page version and provided $text
1086 * or between the revisions provided via GET or POST
1087 *
1088 * @author Andreas Gohr <andi@splitbrain.org>
1089 * @param  string $text  when non-empty: compare with this text with most current version
1090 * @param  bool   $intro display the intro text
1091 * @param  string $type  type of the diff (inline or sidebyside)
1092 */
1093function html_diff($text = '', $intro = true, $type = null) {
1094    global $ID;
1095    global $REV;
1096    global $lang;
1097    global $INPUT;
1098    global $INFO;
1099    $pagelog = new PageChangeLog($ID);
1100
1101    /*
1102     * Determine diff type
1103     */
1104    if(!$type) {
1105        $type = $INPUT->str('difftype');
1106        if(empty($type)) {
1107            $type = get_doku_pref('difftype', $type);
1108            if(empty($type) && $INFO['ismobile']) {
1109                $type = 'inline';
1110            }
1111        }
1112    }
1113    if($type != 'inline') $type = 'sidebyside';
1114
1115    /*
1116     * Determine requested revision(s)
1117     */
1118    // we're trying to be clever here, revisions to compare can be either
1119    // given as rev and rev2 parameters, with rev2 being optional. Or in an
1120    // array in rev2.
1121    $rev1 = $REV;
1122
1123    $rev2 = $INPUT->ref('rev2');
1124    if(is_array($rev2)) {
1125        $rev1 = (int) $rev2[0];
1126        $rev2 = (int) $rev2[1];
1127
1128        if(!$rev1) {
1129            $rev1 = $rev2;
1130            unset($rev2);
1131        }
1132    } else {
1133        $rev2 = $INPUT->int('rev2');
1134    }
1135
1136    /*
1137     * Determine left and right revision, its texts and the header
1138     */
1139    $r_minor = '';
1140    $l_minor = '';
1141
1142    if($text) { // compare text to the most current revision
1143        $l_rev = '';
1144        $l_text = rawWiki($ID, '');
1145        $l_head = '<a class="wikilink1" href="' . wl($ID) . '">' .
1146            $ID . ' ' . dformat((int) @filemtime(wikiFN($ID))) . '</a> ' .
1147            $lang['current'];
1148
1149        $r_rev = '';
1150        $r_text = cleanText($text);
1151        $r_head = $lang['yours'];
1152    } else {
1153        if($rev1 && isset($rev2) && $rev2) { // two specific revisions wanted
1154            // make sure order is correct (older on the left)
1155            if($rev1 < $rev2) {
1156                $l_rev = $rev1;
1157                $r_rev = $rev2;
1158            } else {
1159                $l_rev = $rev2;
1160                $r_rev = $rev1;
1161            }
1162        } elseif($rev1) { // single revision given, compare to current
1163            $r_rev = '';
1164            $l_rev = $rev1;
1165        } else { // no revision was given, compare previous to current
1166            $r_rev = '';
1167            $revs = $pagelog->getRevisions(0, 1);
1168            $l_rev = $revs[0];
1169            $REV = $l_rev; // store revision back in $REV
1170        }
1171
1172        // when both revisions are empty then the page was created just now
1173        if(!$l_rev && !$r_rev) {
1174            $l_text = '';
1175        } else {
1176            $l_text = rawWiki($ID, $l_rev);
1177        }
1178        $r_text = rawWiki($ID, $r_rev);
1179
1180        list($l_head, $r_head, $l_minor, $r_minor) = html_diff_head($l_rev, $r_rev, null, false, $type == 'inline');
1181    }
1182
1183    /*
1184     * Build navigation
1185     */
1186    $l_nav = '';
1187    $r_nav = '';
1188    if(!$text) {
1189        list($l_nav, $r_nav) = html_diff_navigation($pagelog, $type, $l_rev, $r_rev);
1190    }
1191    /*
1192     * Create diff object and the formatter
1193     */
1194    $diff = new Diff(explode("\n", $l_text), explode("\n", $r_text));
1195
1196    if($type == 'inline') {
1197        $diffformatter = new InlineDiffFormatter();
1198    } else {
1199        $diffformatter = new TableDiffFormatter();
1200    }
1201    /*
1202     * Display intro
1203     */
1204    if($intro) print p_locale_xhtml('diff');
1205
1206    /*
1207     * Display type and exact reference
1208     */
1209    if(!$text) {
1210        ptln('<div class="diffoptions group">');
1211
1212
1213        $form = new Doku_Form(array('action' => wl()));
1214        $form->addHidden('id', $ID);
1215        $form->addHidden('rev2[0]', $l_rev);
1216        $form->addHidden('rev2[1]', $r_rev);
1217        $form->addHidden('do', 'diff');
1218        $form->addElement(
1219             form_makeListboxField(
1220                 'difftype',
1221                 array(
1222                     'sidebyside' => $lang['diff_side'],
1223                     'inline' => $lang['diff_inline']
1224                 ),
1225                 $type,
1226                 $lang['diff_type'],
1227                 '', '',
1228                 array('class' => 'quickselect')
1229             )
1230        );
1231        $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1232        $form->printForm();
1233
1234        ptln('<p>');
1235        // link to exactly this view FS#2835
1236        echo html_diff_navigationlink($type, 'difflink', $l_rev, $r_rev ? $r_rev : $INFO['lastmod']);
1237        ptln('</p>');
1238
1239        ptln('</div>'); // .diffoptions
1240    }
1241
1242    /*
1243     * Display diff view table
1244     */
1245    ?>
1246    <div class="table">
1247    <table class="diff diff_<?php echo $type ?>">
1248
1249        <?php
1250        //navigation and header
1251        if($type == 'inline') {
1252            if(!$text) { ?>
1253                <tr>
1254                    <td class="diff-lineheader">-</td>
1255                    <td class="diffnav"><?php echo $l_nav ?></td>
1256                </tr>
1257                <tr>
1258                    <th class="diff-lineheader">-</th>
1259                    <th <?php echo $l_minor ?>>
1260                        <?php echo $l_head ?>
1261                    </th>
1262                </tr>
1263            <?php } ?>
1264            <tr>
1265                <td class="diff-lineheader">+</td>
1266                <td class="diffnav"><?php echo $r_nav ?></td>
1267            </tr>
1268            <tr>
1269                <th class="diff-lineheader">+</th>
1270                <th <?php echo $r_minor ?>>
1271                    <?php echo $r_head ?>
1272                </th>
1273            </tr>
1274        <?php } else {
1275            if(!$text) { ?>
1276                <tr>
1277                    <td colspan="2" class="diffnav"><?php echo $l_nav ?></td>
1278                    <td colspan="2" class="diffnav"><?php echo $r_nav ?></td>
1279                </tr>
1280            <?php } ?>
1281            <tr>
1282                <th colspan="2" <?php echo $l_minor ?>>
1283                    <?php echo $l_head ?>
1284                </th>
1285                <th colspan="2" <?php echo $r_minor ?>>
1286                    <?php echo $r_head ?>
1287                </th>
1288            </tr>
1289        <?php }
1290
1291        //diff view
1292        echo html_insert_softbreaks($diffformatter->format($diff)); ?>
1293
1294    </table>
1295    </div>
1296<?php
1297}
1298
1299/**
1300 * Create html for revision navigation
1301 *
1302 * @param PageChangeLog $pagelog changelog object of current page
1303 * @param string        $type    inline vs sidebyside
1304 * @param int           $l_rev   left revision timestamp
1305 * @param int           $r_rev   right revision timestamp
1306 * @return string[] html of left and right navigation elements
1307 */
1308function html_diff_navigation($pagelog, $type, $l_rev, $r_rev) {
1309    global $INFO, $ID;
1310
1311    //last timestamp is not in changelog (note: when page is removed, the metadata timestamp is zero as well)
1312    $r_rev = $r_rev ? $r_rev : $INFO['meta']['last_change']['date'];
1313
1314    //retrieve revisions with additional info
1315    list($l_revs, $r_revs) = $pagelog->getRevisionsAround($l_rev, $r_rev);
1316    $l_revisions = array();
1317    if(!$l_rev) {
1318        $l_revisions[0] = array(0, "", false); //no left revision given, add dummy
1319    }
1320    foreach($l_revs as $rev) {
1321        $info = $pagelog->getRevisionInfo($rev);
1322        $l_revisions[$rev] = array(
1323            $rev,
1324            dformat($info['date']) . ' ' . editorinfo($info['user']) . ' ' . $info['sum'],
1325            $r_rev ? $rev >= $r_rev : false //disable?
1326        );
1327    }
1328    $r_revisions = array();
1329    if(!$r_rev) {
1330        $r_revisions[0] = array(0, "", false); //no right revision given, add dummy
1331    }
1332    foreach($r_revs as $rev) {
1333        $info = $pagelog->getRevisionInfo($rev);
1334        $r_revisions[$rev] = array(
1335            $rev,
1336            dformat($info['date']) . ' ' . editorinfo($info['user']) . ' ' . $info['sum'],
1337            $rev <= $l_rev //disable?
1338        );
1339    }
1340
1341    //determine previous/next revisions
1342    $l_index = array_search($l_rev, $l_revs);
1343    $l_prev = $l_revs[$l_index + 1];
1344    $l_next = $l_revs[$l_index - 1];
1345    if($r_rev) {
1346        $r_index = array_search($r_rev, $r_revs);
1347        $r_prev = $r_revs[$r_index + 1];
1348        $r_next = $r_revs[$r_index - 1];
1349    } else {
1350        //removed page
1351        if($l_next) {
1352            $r_prev = $r_revs[0];
1353        } else {
1354            $r_prev = null;
1355        }
1356        $r_next = null;
1357    }
1358
1359    /*
1360     * Left side:
1361     */
1362    $l_nav = '';
1363    //move back
1364    if($l_prev) {
1365        $l_nav .= html_diff_navigationlink($type, 'diffbothprevrev', $l_prev, $r_prev);
1366        $l_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_prev, $r_rev);
1367    }
1368    //dropdown
1369    $form = new Doku_Form(array('action' => wl()));
1370    $form->addHidden('id', $ID);
1371    $form->addHidden('difftype', $type);
1372    $form->addHidden('rev2[1]', $r_rev);
1373    $form->addHidden('do', 'diff');
1374    $form->addElement(
1375         form_makeListboxField(
1376             'rev2[0]',
1377             $l_revisions,
1378             $l_rev,
1379             '', '', '',
1380             array('class' => 'quickselect')
1381         )
1382    );
1383    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1384    $l_nav .= $form->getForm();
1385    //move forward
1386    if($l_next && ($l_next < $r_rev || !$r_rev)) {
1387        $l_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_next, $r_rev);
1388    }
1389
1390    /*
1391     * Right side:
1392     */
1393    $r_nav = '';
1394    //move back
1395    if($l_rev < $r_prev) {
1396        $r_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_rev, $r_prev);
1397    }
1398    //dropdown
1399    $form = new Doku_Form(array('action' => wl()));
1400    $form->addHidden('id', $ID);
1401    $form->addHidden('rev2[0]', $l_rev);
1402    $form->addHidden('difftype', $type);
1403    $form->addHidden('do', 'diff');
1404    $form->addElement(
1405         form_makeListboxField(
1406             'rev2[1]',
1407             $r_revisions,
1408             $r_rev,
1409             '', '', '',
1410             array('class' => 'quickselect')
1411         )
1412    );
1413    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1414    $r_nav .= $form->getForm();
1415    //move forward
1416    if($r_next) {
1417        if($pagelog->isCurrentRevision($r_next)) {
1418            $r_nav .= html_diff_navigationlink($type, 'difflastrev', $l_rev); //last revision is diff with current page
1419        } else {
1420            $r_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_rev, $r_next);
1421        }
1422        $r_nav .= html_diff_navigationlink($type, 'diffbothnextrev', $l_next, $r_next);
1423    }
1424    return array($l_nav, $r_nav);
1425}
1426
1427/**
1428 * Create html link to a diff defined by two revisions
1429 *
1430 * @param string $difftype display type
1431 * @param string $linktype
1432 * @param int $lrev oldest revision
1433 * @param int $rrev newest revision or null for diff with current revision
1434 * @return string html of link to a diff
1435 */
1436function html_diff_navigationlink($difftype, $linktype, $lrev, $rrev = null) {
1437    global $ID, $lang;
1438    if(!$rrev) {
1439        $urlparam = array(
1440            'do' => 'diff',
1441            'rev' => $lrev,
1442            'difftype' => $difftype,
1443        );
1444    } else {
1445        $urlparam = array(
1446            'do' => 'diff',
1447            'rev2[0]' => $lrev,
1448            'rev2[1]' => $rrev,
1449            'difftype' => $difftype,
1450        );
1451    }
1452    return  '<a class="' . $linktype . '" href="' . wl($ID, $urlparam) . '" title="' . $lang[$linktype] . '">' .
1453                '<span>' . $lang[$linktype] . '</span>' .
1454            '</a>' . "\n";
1455}
1456
1457/**
1458 * Insert soft breaks in diff html
1459 *
1460 * @param $diffhtml
1461 * @return string
1462 */
1463function html_insert_softbreaks($diffhtml) {
1464    // search the diff html string for both:
1465    // - html tags, so these can be ignored
1466    // - long strings of characters without breaking characters
1467    return preg_replace_callback('/<[^>]*>|[^<> ]{12,}/','html_softbreak_callback',$diffhtml);
1468}
1469
1470/**
1471 * callback which adds softbreaks
1472 *
1473 * @param array $match array with first the complete match
1474 * @return string the replacement
1475 */
1476function html_softbreak_callback($match){
1477    // if match is an html tag, return it intact
1478    if ($match[0]{0} == '<') return $match[0];
1479
1480    // its a long string without a breaking character,
1481    // make certain characters into breaking characters by inserting a
1482    // breaking character (zero length space, U+200B / #8203) in front them.
1483    $regex = <<< REGEX
1484(?(?=                                 # start a conditional expression with a positive look ahead ...
1485&\#?\\w{1,6};)                        # ... for html entities - we don't want to split them (ok to catch some invalid combinations)
1486&\#?\\w{1,6};                         # yes pattern - a quicker match for the html entity, since we know we have one
1487|
1488[?/,&\#;:]                            # no pattern - any other group of 'special' characters to insert a breaking character after
1489)+                                    # end conditional expression
1490REGEX;
1491
1492    return preg_replace('<'.$regex.'>xu','\0&#8203;',$match[0]);
1493}
1494
1495/**
1496 * show warning on conflict detection
1497 *
1498 * @author Andreas Gohr <andi@splitbrain.org>
1499 */
1500function html_conflict($text,$summary){
1501    global $ID;
1502    global $lang;
1503
1504    print p_locale_xhtml('conflict');
1505    $form = new Doku_Form(array('id' => 'dw__editform'));
1506    $form->addHidden('id', $ID);
1507    $form->addHidden('wikitext', $text);
1508    $form->addHidden('summary', $summary);
1509    $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('accesskey'=>'s')));
1510    $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel']));
1511    html_form('conflict', $form);
1512    print '<br /><br /><br /><br />'.NL;
1513}
1514
1515/**
1516 * Prints the global message array
1517 *
1518 * @author Andreas Gohr <andi@splitbrain.org>
1519 */
1520function html_msgarea(){
1521    global $MSG, $MSG_shown;
1522    /** @var array $MSG */
1523    // store if the global $MSG has already been shown and thus HTML output has been started
1524    $MSG_shown = true;
1525
1526    if(!isset($MSG)) return;
1527
1528    $shown = array();
1529    foreach($MSG as $msg){
1530        $hash = md5($msg['msg']);
1531        if(isset($shown[$hash])) continue; // skip double messages
1532        if(info_msg_allowed($msg)){
1533            print '<div class="'.$msg['lvl'].'">';
1534            print $msg['msg'];
1535            print '</div>';
1536        }
1537        $shown[$hash] = 1;
1538    }
1539
1540    unset($GLOBALS['MSG']);
1541}
1542
1543/**
1544 * Prints the registration form
1545 *
1546 * @author Andreas Gohr <andi@splitbrain.org>
1547 */
1548function html_register(){
1549    global $lang;
1550    global $conf;
1551    global $INPUT;
1552
1553    $base_attrs = array('size'=>50,'required'=>'required');
1554    $email_attrs = $base_attrs + array('type'=>'email','class'=>'edit');
1555
1556    print p_locale_xhtml('register');
1557    print '<div class="centeralign">'.NL;
1558    $form = new Doku_Form(array('id' => 'dw__register'));
1559    $form->startFieldset($lang['btn_register']);
1560    $form->addHidden('do', 'register');
1561    $form->addHidden('save', '1');
1562    $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block', $base_attrs));
1563    if (!$conf['autopasswd']) {
1564        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', $base_attrs));
1565        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', $base_attrs));
1566    }
1567    $form->addElement(form_makeTextField('fullname', $INPUT->post->str('fullname'), $lang['fullname'], '', 'block', $base_attrs));
1568    $form->addElement(form_makeField('email','email', $INPUT->post->str('email'), $lang['email'], '', 'block', $email_attrs));
1569    $form->addElement(form_makeButton('submit', '', $lang['btn_register']));
1570    $form->endFieldset();
1571    html_form('register', $form);
1572
1573    print '</div>'.NL;
1574}
1575
1576/**
1577 * Print the update profile form
1578 *
1579 * @author Christopher Smith <chris@jalakai.co.uk>
1580 * @author Andreas Gohr <andi@splitbrain.org>
1581 */
1582function html_updateprofile(){
1583    global $lang;
1584    global $conf;
1585    global $INPUT;
1586    global $INFO;
1587    /** @var DokuWiki_Auth_Plugin $auth */
1588    global $auth;
1589
1590    print p_locale_xhtml('updateprofile');
1591    print '<div class="centeralign">'.NL;
1592
1593    $fullname = $INPUT->post->str('fullname', $INFO['userinfo']['name'], true);
1594    $email = $INPUT->post->str('email', $INFO['userinfo']['mail'], true);
1595    $form = new Doku_Form(array('id' => 'dw__register'));
1596    $form->startFieldset($lang['profile']);
1597    $form->addHidden('do', 'profile');
1598    $form->addHidden('save', '1');
1599    $form->addElement(form_makeTextField('login', $_SERVER['REMOTE_USER'], $lang['user'], '', 'block', array('size'=>'50', 'disabled'=>'disabled')));
1600    $attr = array('size'=>'50');
1601    if (!$auth->canDo('modName')) $attr['disabled'] = 'disabled';
1602    $form->addElement(form_makeTextField('fullname', $fullname, $lang['fullname'], '', 'block', $attr));
1603    $attr = array('size'=>'50', 'class'=>'edit');
1604    if (!$auth->canDo('modMail')) $attr['disabled'] = 'disabled';
1605    $form->addElement(form_makeField('email','email', $email, $lang['email'], '', 'block', $attr));
1606    $form->addElement(form_makeTag('br'));
1607    if ($auth->canDo('modPass')) {
1608        $form->addElement(form_makePasswordField('newpass', $lang['newpass'], '', 'block', array('size'=>'50')));
1609        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
1610    }
1611    if ($conf['profileconfirm']) {
1612        $form->addElement(form_makeTag('br'));
1613        $form->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1614    }
1615    $form->addElement(form_makeButton('submit', '', $lang['btn_save']));
1616    $form->addElement(form_makeButton('reset', '', $lang['btn_reset']));
1617
1618    $form->endFieldset();
1619    html_form('updateprofile', $form);
1620
1621    if ($auth->canDo('delUser') && actionOK('profile_delete')) {
1622        $form_profiledelete = new Doku_Form(array('id' => 'dw__profiledelete'));
1623        $form_profiledelete->startFieldset($lang['profdeleteuser']);
1624        $form_profiledelete->addHidden('do', 'profile_delete');
1625        $form_profiledelete->addHidden('delete', '1');
1626        $form_profiledelete->addElement(form_makeCheckboxField('confirm_delete', '1', $lang['profconfdelete'],'dw__confirmdelete','', array('required' => 'required')));
1627        if ($conf['profileconfirm']) {
1628            $form_profiledelete->addElement(form_makeTag('br'));
1629            $form_profiledelete->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1630        }
1631        $form_profiledelete->addElement(form_makeButton('submit', '', $lang['btn_deleteuser']));
1632        $form_profiledelete->endFieldset();
1633
1634        html_form('profiledelete', $form_profiledelete);
1635    }
1636
1637    print '</div>'.NL;
1638}
1639
1640/**
1641 * Preprocess edit form data
1642 *
1643 * @author   Andreas Gohr <andi@splitbrain.org>
1644 *
1645 * @triggers HTML_EDITFORM_OUTPUT
1646 */
1647function html_edit(){
1648    global $INPUT;
1649    global $ID;
1650    global $REV;
1651    global $DATE;
1652    global $PRE;
1653    global $SUF;
1654    global $INFO;
1655    global $SUM;
1656    global $lang;
1657    global $conf;
1658    global $TEXT;
1659    global $RANGE;
1660
1661    if ($INPUT->has('changecheck')) {
1662        $check = $INPUT->str('changecheck');
1663    } elseif(!$INFO['exists']){
1664        // $TEXT has been loaded from page template
1665        $check = md5('');
1666    } else {
1667        $check = md5($TEXT);
1668    }
1669    $mod = md5($TEXT) !== $check;
1670
1671    $wr = $INFO['writable'] && !$INFO['locked'];
1672    $include = 'edit';
1673    if($wr){
1674        if ($REV) $include = 'editrev';
1675    }else{
1676        // check pseudo action 'source'
1677        if(!actionOK('source')){
1678            msg('Command disabled: source',-1);
1679            return;
1680        }
1681        $include = 'read';
1682    }
1683
1684    global $license;
1685
1686    $form = new Doku_Form(array('id' => 'dw__editform'));
1687    $form->addHidden('id', $ID);
1688    $form->addHidden('rev', $REV);
1689    $form->addHidden('date', $DATE);
1690    $form->addHidden('prefix', $PRE . '.');
1691    $form->addHidden('suffix', $SUF);
1692    $form->addHidden('changecheck', $check);
1693
1694    $data = array('form' => $form,
1695                  'wr'   => $wr,
1696                  'media_manager' => true,
1697                  'target' => ($INPUT->has('target') && $wr) ? $INPUT->str('target') : 'section',
1698                  'intro_locale' => $include);
1699
1700    if ($data['target'] !== 'section') {
1701        // Only emit event if page is writable, section edit data is valid and
1702        // edit target is not section.
1703        trigger_event('HTML_EDIT_FORMSELECTION', $data, 'html_edit_form', true);
1704    } else {
1705        html_edit_form($data);
1706    }
1707    if (isset($data['intro_locale'])) {
1708        echo p_locale_xhtml($data['intro_locale']);
1709    }
1710
1711    $form->addHidden('target', $data['target']);
1712    $form->addElement(form_makeOpenTag('div', array('id'=>'wiki__editbar', 'class'=>'editBar')));
1713    $form->addElement(form_makeOpenTag('div', array('id'=>'size__ctl')));
1714    $form->addElement(form_makeCloseTag('div'));
1715    if ($wr) {
1716        $form->addElement(form_makeOpenTag('div', array('class'=>'editButtons')));
1717        $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('id'=>'edbtn__save', 'accesskey'=>'s', 'tabindex'=>'4')));
1718        $form->addElement(form_makeButton('submit', 'preview', $lang['btn_preview'], array('id'=>'edbtn__preview', 'accesskey'=>'p', 'tabindex'=>'5')));
1719        $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_cancel'], array('tabindex'=>'6')));
1720        $form->addElement(form_makeCloseTag('div'));
1721        $form->addElement(form_makeOpenTag('div', array('class'=>'summary')));
1722        $form->addElement(form_makeTextField('summary', $SUM, $lang['summary'], 'edit__summary', 'nowrap', array('size'=>'50', 'tabindex'=>'2')));
1723        $elem = html_minoredit();
1724        if ($elem) $form->addElement($elem);
1725        $form->addElement(form_makeCloseTag('div'));
1726    }
1727    $form->addElement(form_makeCloseTag('div'));
1728    if($wr && $conf['license']){
1729        $form->addElement(form_makeOpenTag('div', array('class'=>'license')));
1730        $out  = $lang['licenseok'];
1731        $out .= ' <a href="'.$license[$conf['license']]['url'].'" rel="license" class="urlextern"';
1732        if($conf['target']['extern']) $out .= ' target="'.$conf['target']['extern'].'"';
1733        $out .= '>'.$license[$conf['license']]['name'].'</a>';
1734        $form->addElement($out);
1735        $form->addElement(form_makeCloseTag('div'));
1736    }
1737
1738    if ($wr) {
1739        // sets changed to true when previewed
1740        echo '<script type="text/javascript">/*<![CDATA[*/'. NL;
1741        echo 'textChanged = ' . ($mod ? 'true' : 'false');
1742        echo '/*!]]>*/</script>' . NL;
1743    } ?>
1744    <div class="editBox" role="application">
1745
1746    <div class="toolbar group">
1747        <div id="draft__status"><?php if(!empty($INFO['draft'])) echo $lang['draftdate'].' '.dformat();?></div>
1748        <div id="tool__bar"><?php if ($wr && $data['media_manager']){?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
1749            target="_blank"><?php echo $lang['mediaselect'] ?></a><?php }?></div>
1750    </div>
1751    <?php
1752
1753    html_form('edit', $form);
1754    print '</div>'.NL;
1755}
1756
1757/**
1758 * Display the default edit form
1759 *
1760 * Is the default action for HTML_EDIT_FORMSELECTION.
1761 * @param mixed[] $param
1762 */
1763function html_edit_form($param) {
1764    global $TEXT;
1765
1766    if ($param['target'] !== 'section') {
1767        msg('No editor for edit target ' . hsc($param['target']) . ' found.', -1);
1768    }
1769
1770    $attr = array('tabindex'=>'1');
1771    if (!$param['wr']) $attr['readonly'] = 'readonly';
1772
1773    $param['form']->addElement(form_makeWikiText($TEXT, $attr));
1774}
1775
1776/**
1777 * Adds a checkbox for minor edits for logged in users
1778 *
1779 * @author Andreas Gohr <andi@splitbrain.org>
1780 */
1781function html_minoredit(){
1782    global $conf;
1783    global $lang;
1784    global $INPUT;
1785    // minor edits are for logged in users only
1786    if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
1787        return false;
1788    }
1789
1790    $p = array();
1791    $p['tabindex'] = 3;
1792    if($INPUT->bool('minor')) $p['checked']='checked';
1793    return form_makeCheckboxField('minor', '1', $lang['minoredit'], 'minoredit', 'nowrap', $p);
1794}
1795
1796/**
1797 * prints some debug info
1798 *
1799 * @author Andreas Gohr <andi@splitbrain.org>
1800 */
1801function html_debug(){
1802    global $conf;
1803    global $lang;
1804    /** @var DokuWiki_Auth_Plugin $auth */
1805    global $auth;
1806    global $INFO;
1807
1808    //remove sensitive data
1809    $cnf = $conf;
1810    debug_guard($cnf);
1811    $nfo = $INFO;
1812    debug_guard($nfo);
1813    $ses = $_SESSION;
1814    debug_guard($ses);
1815
1816    print '<html><body>';
1817
1818    print '<p>When reporting bugs please send all the following ';
1819    print 'output as a mail to andi@splitbrain.org ';
1820    print 'The best way to do this is to save this page in your browser</p>';
1821
1822    print '<b>$INFO:</b><pre>';
1823    print_r($nfo);
1824    print '</pre>';
1825
1826    print '<b>$_SERVER:</b><pre>';
1827    print_r($_SERVER);
1828    print '</pre>';
1829
1830    print '<b>$conf:</b><pre>';
1831    print_r($cnf);
1832    print '</pre>';
1833
1834    print '<b>DOKU_BASE:</b><pre>';
1835    print DOKU_BASE;
1836    print '</pre>';
1837
1838    print '<b>abs DOKU_BASE:</b><pre>';
1839    print DOKU_URL;
1840    print '</pre>';
1841
1842    print '<b>rel DOKU_BASE:</b><pre>';
1843    print dirname($_SERVER['PHP_SELF']).'/';
1844    print '</pre>';
1845
1846    print '<b>PHP Version:</b><pre>';
1847    print phpversion();
1848    print '</pre>';
1849
1850    print '<b>locale:</b><pre>';
1851    print setlocale(LC_ALL,0);
1852    print '</pre>';
1853
1854    print '<b>encoding:</b><pre>';
1855    print $lang['encoding'];
1856    print '</pre>';
1857
1858    if($auth){
1859        print '<b>Auth backend capabilities:</b><pre>';
1860        foreach ($auth->getCapabilities() as $cando){
1861            print '   '.str_pad($cando,16) . ' => ' . (int)$auth->canDo($cando) . NL;
1862        }
1863        print '</pre>';
1864    }
1865
1866    print '<b>$_SESSION:</b><pre>';
1867    print_r($ses);
1868    print '</pre>';
1869
1870    print '<b>Environment:</b><pre>';
1871    print_r($_ENV);
1872    print '</pre>';
1873
1874    print '<b>PHP settings:</b><pre>';
1875    $inis = ini_get_all();
1876    print_r($inis);
1877    print '</pre>';
1878
1879    if (function_exists('apache_get_version')) {
1880        $apache['version'] = apache_get_version();
1881
1882        if (function_exists('apache_get_modules')) {
1883            $apache['modules'] = apache_get_modules();
1884        }
1885        print '<b>Apache</b><pre>';
1886        print_r($apache);
1887        print '</pre>';
1888    }
1889
1890    print '</body></html>';
1891}
1892
1893/**
1894 * List available Administration Tasks
1895 *
1896 * @author Andreas Gohr <andi@splitbrain.org>
1897 * @author Håkan Sandell <hakan.sandell@home.se>
1898 */
1899function html_admin(){
1900    global $ID;
1901    global $INFO;
1902    global $conf;
1903    /** @var DokuWiki_Auth_Plugin $auth */
1904    global $auth;
1905
1906    // build menu of admin functions from the plugins that handle them
1907    $pluginlist = plugin_list('admin');
1908    $menu = array();
1909    foreach ($pluginlist as $p) {
1910        /** @var DokuWiki_Admin_Plugin $obj */
1911        if(($obj = plugin_load('admin',$p)) === null) continue;
1912
1913        // check permissions
1914        if($obj->forAdminOnly() && !$INFO['isadmin']) continue;
1915
1916        $menu[$p] = array('plugin' => $p,
1917                'prompt' => $obj->getMenuText($conf['lang']),
1918                'sort' => $obj->getMenuSort()
1919                );
1920    }
1921
1922    // data security check
1923    // simple check if the 'savedir' is relative and accessible when appended to DOKU_URL
1924    // it verifies either:
1925    //   'savedir' has been moved elsewhere, or
1926    //   has protection to prevent the webserver serving files from it
1927    if (substr($conf['savedir'],0,2) == './'){
1928        echo '<a style="border:none; float:right;"
1929                href="http://www.dokuwiki.org/security#web_access_security">
1930                <img src="'.DOKU_URL.$conf['savedir'].'/security.png" alt="Your data directory seems to be protected properly."
1931                onerror="this.parentNode.style.display=\'none\'" /></a>';
1932    }
1933
1934    print p_locale_xhtml('admin');
1935
1936    // Admin Tasks
1937    if($INFO['isadmin']){
1938        ptln('<ul class="admin_tasks">');
1939
1940        if($menu['usermanager'] && $auth && $auth->canDo('getUsers')){
1941            ptln('  <li class="admin_usermanager"><div class="li">'.
1942                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'usermanager')).'">'.
1943                    $menu['usermanager']['prompt'].'</a></div></li>');
1944        }
1945        unset($menu['usermanager']);
1946
1947        if($menu['acl']){
1948            ptln('  <li class="admin_acl"><div class="li">'.
1949                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'acl')).'">'.
1950                    $menu['acl']['prompt'].'</a></div></li>');
1951        }
1952        unset($menu['acl']);
1953
1954        if($menu['extension']){
1955            ptln('  <li class="admin_plugin"><div class="li">'.
1956                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'extension')).'">'.
1957                    $menu['extension']['prompt'].'</a></div></li>');
1958        }
1959        unset($menu['extension']);
1960
1961        if($menu['config']){
1962            ptln('  <li class="admin_config"><div class="li">'.
1963                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'config')).'">'.
1964                    $menu['config']['prompt'].'</a></div></li>');
1965        }
1966        unset($menu['config']);
1967    }
1968    ptln('</ul>');
1969
1970    // Manager Tasks
1971    ptln('<ul class="admin_tasks">');
1972
1973    if($menu['revert']){
1974        ptln('  <li class="admin_revert"><div class="li">'.
1975                '<a href="'.wl($ID, array('do' => 'admin','page' => 'revert')).'">'.
1976                $menu['revert']['prompt'].'</a></div></li>');
1977    }
1978    unset($menu['revert']);
1979
1980    if($menu['popularity']){
1981        ptln('  <li class="admin_popularity"><div class="li">'.
1982                '<a href="'.wl($ID, array('do' => 'admin','page' => 'popularity')).'">'.
1983                $menu['popularity']['prompt'].'</a></div></li>');
1984    }
1985    unset($menu['popularity']);
1986
1987    // print DokuWiki version:
1988    ptln('</ul>');
1989    echo '<div id="admin__version">';
1990    echo getVersion();
1991    echo '</div>';
1992
1993    // print the rest as sorted list
1994    if(count($menu)){
1995        usort($menu, 'p_sort_modes');
1996        // output the menu
1997        ptln('<div class="clearer"></div>');
1998        print p_locale_xhtml('adminplugins');
1999        ptln('<ul>');
2000        foreach ($menu as $item) {
2001            if (!$item['prompt']) continue;
2002            ptln('  <li><div class="li"><a href="'.wl($ID, 'do=admin&amp;page='.$item['plugin']).'">'.$item['prompt'].'</a></div></li>');
2003        }
2004        ptln('</ul>');
2005    }
2006}
2007
2008/**
2009 * Form to request a new password for an existing account
2010 *
2011 * @author Benoit Chesneau <benoit@bchesneau.info>
2012 * @author Andreas Gohr <gohr@cosmocode.de>
2013 */
2014function html_resendpwd() {
2015    global $lang;
2016    global $conf;
2017    global $INPUT;
2018
2019    $token = preg_replace('/[^a-f0-9]+/','',$INPUT->str('pwauth'));
2020
2021    if(!$conf['autopasswd'] && $token){
2022        print p_locale_xhtml('resetpwd');
2023        print '<div class="centeralign">'.NL;
2024        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2025        $form->startFieldset($lang['btn_resendpwd']);
2026        $form->addHidden('token', $token);
2027        $form->addHidden('do', 'resendpwd');
2028
2029        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', array('size'=>'50')));
2030        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
2031
2032        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2033        $form->endFieldset();
2034        html_form('resendpwd', $form);
2035        print '</div>'.NL;
2036    }else{
2037        print p_locale_xhtml('resendpwd');
2038        print '<div class="centeralign">'.NL;
2039        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2040        $form->startFieldset($lang['resendpwd']);
2041        $form->addHidden('do', 'resendpwd');
2042        $form->addHidden('save', '1');
2043        $form->addElement(form_makeTag('br'));
2044        $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block'));
2045        $form->addElement(form_makeTag('br'));
2046        $form->addElement(form_makeTag('br'));
2047        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2048        $form->endFieldset();
2049        html_form('resendpwd', $form);
2050        print '</div>'.NL;
2051    }
2052}
2053
2054/**
2055 * Return the TOC rendered to XHTML
2056 *
2057 * @author Andreas Gohr <andi@splitbrain.org>
2058 */
2059function html_TOC($toc){
2060    if(!count($toc)) return '';
2061    global $lang;
2062    $out  = '<!-- TOC START -->'.DOKU_LF;
2063    $out .= '<div id="dw__toc">'.DOKU_LF;
2064    $out .= '<h3 class="toggle">';
2065    $out .= $lang['toc'];
2066    $out .= '</h3>'.DOKU_LF;
2067    $out .= '<div>'.DOKU_LF;
2068    $out .= html_buildlist($toc,'toc','html_list_toc','html_li_default',true);
2069    $out .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
2070    $out .= '<!-- TOC END -->'.DOKU_LF;
2071    return $out;
2072}
2073
2074/**
2075 * Callback for html_buildlist
2076 */
2077function html_list_toc($item){
2078    if(isset($item['hid'])){
2079        $link = '#'.$item['hid'];
2080    }else{
2081        $link = $item['link'];
2082    }
2083
2084    return '<a href="'.$link.'">'.hsc($item['title']).'</a>';
2085}
2086
2087/**
2088 * Helper function to build TOC items
2089 *
2090 * Returns an array ready to be added to a TOC array
2091 *
2092 * @param string $link  - where to link (if $hash set to '#' it's a local anchor)
2093 * @param string $text  - what to display in the TOC
2094 * @param int    $level - nesting level
2095 * @param string $hash  - is prepended to the given $link, set blank if you want full links
2096 * @return array the toc item
2097 */
2098function html_mktocitem($link, $text, $level, $hash='#'){
2099    return  array( 'link'  => $hash.$link,
2100            'title' => $text,
2101            'type'  => 'ul',
2102            'level' => $level);
2103}
2104
2105/**
2106 * Output a Doku_Form object.
2107 * Triggers an event with the form name: HTML_{$name}FORM_OUTPUT
2108 *
2109 * @author Tom N Harris <tnharris@whoopdedo.org>
2110 * @param string     $name The name of the form
2111 * @param Doku_Form  $form The form
2112 */
2113function html_form($name, &$form) {
2114    // Safety check in case the caller forgets.
2115    $form->endFieldset();
2116    trigger_event('HTML_'.strtoupper($name).'FORM_OUTPUT', $form, 'html_form_output', false);
2117}
2118
2119/**
2120 * Form print function.
2121 * Just calls printForm() on the data object.
2122 * @param Doku_Form $data The form
2123 */
2124function html_form_output($data) {
2125    $data->printForm();
2126}
2127
2128/**
2129 * Embed a flash object in HTML
2130 *
2131 * This will create the needed HTML to embed a flash movie in a cross browser
2132 * compatble way using valid XHTML
2133 *
2134 * The parameters $params, $flashvars and $atts need to be associative arrays.
2135 * No escaping needs to be done for them. The alternative content *has* to be
2136 * escaped because it is used as is. If no alternative content is given
2137 * $lang['noflash'] is used.
2138 *
2139 * @author Andreas Gohr <andi@splitbrain.org>
2140 * @link   http://latrine.dgx.cz/how-to-correctly-insert-a-flash-into-xhtml
2141 *
2142 * @param string $swf      - the SWF movie to embed
2143 * @param int $width       - width of the flash movie in pixels
2144 * @param int $height      - height of the flash movie in pixels
2145 * @param array $params    - additional parameters (<param>)
2146 * @param array $flashvars - parameters to be passed in the flashvar parameter
2147 * @param array $atts      - additional attributes for the <object> tag
2148 * @param string $alt      - alternative content (is NOT automatically escaped!)
2149 * @return string         - the XHTML markup
2150 */
2151function html_flashobject($swf,$width,$height,$params=null,$flashvars=null,$atts=null,$alt=''){
2152    global $lang;
2153
2154    $out = '';
2155
2156    // prepare the object attributes
2157    if(is_null($atts)) $atts = array();
2158    $atts['width']  = (int) $width;
2159    $atts['height'] = (int) $height;
2160    if(!$atts['width'])  $atts['width']  = 425;
2161    if(!$atts['height']) $atts['height'] = 350;
2162
2163    // add object attributes for standard compliant browsers
2164    $std = $atts;
2165    $std['type'] = 'application/x-shockwave-flash';
2166    $std['data'] = $swf;
2167
2168    // add object attributes for IE
2169    $ie  = $atts;
2170    $ie['classid'] = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
2171
2172    // open object (with conditional comments)
2173    $out .= '<!--[if !IE]> -->'.NL;
2174    $out .= '<object '.buildAttributes($std).'>'.NL;
2175    $out .= '<!-- <![endif]-->'.NL;
2176    $out .= '<!--[if IE]>'.NL;
2177    $out .= '<object '.buildAttributes($ie).'>'.NL;
2178    $out .= '    <param name="movie" value="'.hsc($swf).'" />'.NL;
2179    $out .= '<!--><!-- -->'.NL;
2180
2181    // print params
2182    if(is_array($params)) foreach($params as $key => $val){
2183        $out .= '  <param name="'.hsc($key).'" value="'.hsc($val).'" />'.NL;
2184    }
2185
2186    // add flashvars
2187    if(is_array($flashvars)){
2188        $out .= '  <param name="FlashVars" value="'.buildURLparams($flashvars).'" />'.NL;
2189    }
2190
2191    // alternative content
2192    if($alt){
2193        $out .= $alt.NL;
2194    }else{
2195        $out .= $lang['noflash'].NL;
2196    }
2197
2198    // finish
2199    $out .= '</object>'.NL;
2200    $out .= '<!-- <![endif]-->'.NL;
2201
2202    return $out;
2203}
2204
2205/**
2206 * Prints HTML code for the given tab structure
2207 *
2208 * @param array  $tabs        tab structure
2209 * @param string $current_tab the current tab id
2210 */
2211function html_tabs($tabs, $current_tab = null) {
2212    echo '<ul class="tabs">'.NL;
2213
2214    foreach($tabs as $id => $tab) {
2215        html_tab($tab['href'], $tab['caption'], $id === $current_tab);
2216    }
2217
2218    echo '</ul>'.NL;
2219}
2220/**
2221 * Prints a single tab
2222 *
2223 * @author Kate Arzamastseva <pshns@ukr.net>
2224 * @author Adrian Lang <mail@adrianlang.de>
2225 *
2226 * @param string $href - tab href
2227 * @param string $caption - tab caption
2228 * @param boolean $selected - is tab selected
2229 */
2230
2231function html_tab($href, $caption, $selected=false) {
2232    $tab = '<li>';
2233    if ($selected) {
2234        $tab .= '<strong>';
2235    } else {
2236        $tab .= '<a href="' . hsc($href) . '">';
2237    }
2238    $tab .= hsc($caption)
2239         .  '</' . ($selected ? 'strong' : 'a') . '>'
2240         .  '</li>'.NL;
2241    echo $tab;
2242}
2243
2244