xref: /dokuwiki/inc/html.php (revision 3d4e333534695cfd16101585f629d952020af0bf) 
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', $form);
65    print '</div>'.NL;
66}
67
68
69/**
70 * Denied page content
71 *
72 * @return string html
73 */
74function html_denied() {
75    print p_locale_xhtml('denied');
76
77    if(empty($_SERVER['REMOTE_USER'])){
78        html_login();
79    }
80}
81
82/**
83 * inserts section edit buttons if wanted or removes the markers
84 *
85 * @author Andreas Gohr <andi@splitbrain.org>
86 *
87 * @param string $text
88 * @param bool   $show show section edit buttons?
89 * @return string
90 */
91function html_secedit($text,$show=true){
92    global $INFO;
93
94    $regexp = '#<!-- EDIT(\d+) ([A-Z_]+) (?:"([^"]*)" )?\[(\d+-\d*)\] -->#';
95
96    if(!$INFO['writable'] || !$show || $INFO['rev']){
97        return preg_replace($regexp,'',$text);
98    }
99
100    return preg_replace_callback($regexp,
101                'html_secedit_button', $text);
102}
103
104/**
105 * prepares section edit button data for event triggering
106 * used as a callback in html_secedit
107 *
108 * @author Andreas Gohr <andi@splitbrain.org>
109 *
110 * @param array $matches matches with regexp
111 * @return string
112 * @triggers HTML_SECEDIT_BUTTON
113 */
114function html_secedit_button($matches){
115    $data = array('secid'  => $matches[1],
116                  'target' => strtolower($matches[2]),
117                  'range'  => $matches[count($matches) - 1]);
118    if (count($matches) === 5) {
119        $data['name'] = $matches[3];
120    }
121
122    return trigger_event('HTML_SECEDIT_BUTTON', $data,
123                         'html_secedit_get_button');
124}
125
126/**
127 * prints a section editing button
128 * used as default action form HTML_SECEDIT_BUTTON
129 *
130 * @author Adrian Lang <lang@cosmocode.de>
131 *
132 * @param array $data name, section id and target
133 * @return string html
134 */
135function html_secedit_get_button($data) {
136    global $ID;
137    global $INFO;
138
139    if (!isset($data['name']) || $data['name'] === '') return '';
140
141    $name = $data['name'];
142    unset($data['name']);
143
144    $secid = $data['secid'];
145    unset($data['secid']);
146
147    return "<div class='secedit editbutton_" . $data['target'] .
148                       " editbutton_" . $secid . "'>" .
149           html_btn('secedit', $ID, '',
150                    array_merge(array('do'  => 'edit',
151                                      'rev' => $INFO['lastmod'],
152                                      'summary' => '['.$name.'] '), $data),
153                    'post', $name) . '</div>';
154}
155
156/**
157 * Just the back to top button (in its own form)
158 *
159 * @author Andreas Gohr <andi@splitbrain.org>
160 *
161 * @return string html
162 */
163function html_topbtn(){
164    global $lang;
165
166    $ret  = '<a class="nolink" href="#dokuwiki__top"><input type="button" class="button" value="'.$lang['btn_top'].'" onclick="window.scrollTo(0, 0)" title="'.$lang['btn_top'].'" /></a>';
167
168    return $ret;
169}
170
171/**
172 * Displays a button (using its own form)
173 * If tooltip exists, the access key tooltip is replaced.
174 *
175 * @author Andreas Gohr <andi@splitbrain.org>
176 *
177 * @param string         $name
178 * @param string         $id
179 * @param string         $akey   access key
180 * @param string[] $params key-value pairs added as hidden inputs
181 * @param string         $method
182 * @param string         $tooltip
183 * @param bool|string    $label  label text, false: lookup btn_$name in localization
184 * @return string
185 */
186function html_btn($name, $id, $akey, $params, $method='get', $tooltip='', $label=false){
187    global $conf;
188    global $lang;
189
190    if (!$label)
191        $label = $lang['btn_'.$name];
192
193    $ret = '';
194
195    //filter id (without urlencoding)
196    $id = idfilter($id,false);
197
198    //make nice URLs even for buttons
199    if($conf['userewrite'] == 2){
200        $script = DOKU_BASE.DOKU_SCRIPT.'/'.$id;
201    }elseif($conf['userewrite']){
202        $script = DOKU_BASE.$id;
203    }else{
204        $script = DOKU_BASE.DOKU_SCRIPT;
205        $params['id'] = $id;
206    }
207
208    $ret .= '<form class="button btn_'.$name.'" method="'.$method.'" action="'.$script.'"><div class="no">';
209
210    if(is_array($params)){
211        foreach($params as $key => $val) {
212            $ret .= '<input type="hidden" name="'.$key.'" ';
213            $ret .= 'value="'.htmlspecialchars($val).'" />';
214        }
215    }
216
217    if ($tooltip!='') {
218        $tip = htmlspecialchars($tooltip);
219    }else{
220        $tip = htmlspecialchars($label);
221    }
222
223    $ret .= '<button type="submit" ';
224    if($akey){
225        $tip .= ' ['.strtoupper($akey).']';
226        $ret .= 'accesskey="'.$akey.'" ';
227    }
228    $ret .= 'title="'.$tip.'">';
229    $ret .= hsc($label);
230    $ret .= '</button>';
231    $ret .= '</div></form>';
232
233    return $ret;
234}
235/**
236 * show a revision warning
237 *
238 * @author Szymon Olewniczak <dokuwiki@imz.re>
239 */
240function html_showrev() {
241    print p_locale_xhtml('showrev');
242}
243
244/**
245 * Show a wiki page
246 *
247 * @author Andreas Gohr <andi@splitbrain.org>
248 *
249 * @param null|string $txt wiki text or null for showing $ID
250 */
251function html_show($txt=null){
252    global $ID;
253    global $REV;
254    global $HIGH;
255    global $INFO;
256    global $DATE_AT;
257    //disable section editing for old revisions or in preview
258    if($txt || $REV){
259        $secedit = false;
260    }else{
261        $secedit = true;
262    }
263
264    if (!is_null($txt)){
265        //PreviewHeader
266        echo '<br id="scroll__here" />';
267        echo p_locale_xhtml('preview');
268        echo '<div class="preview"><div class="pad">';
269        $html = html_secedit(p_render('xhtml',p_get_instructions($txt),$info),$secedit);
270        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
271        echo $html;
272        echo '<div class="clearer"></div>';
273        echo '</div></div>';
274
275    }else{
276        if ($REV||$DATE_AT){
277            $data = array('rev' => &$REV, 'date_at' => &$DATE_AT);
278            trigger_event('HTML_SHOWREV_OUTPUT', $data, 'html_showrev');
279        }
280        $html = p_wiki_xhtml($ID,$REV,true,$DATE_AT);
281        $html = html_secedit($html,$secedit);
282        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
283        $html = html_hilight($html,$HIGH);
284        echo $html;
285    }
286}
287
288/**
289 * ask the user about how to handle an exisiting draft
290 *
291 * @author Andreas Gohr <andi@splitbrain.org>
292 */
293function html_draft(){
294    global $INFO;
295    global $ID;
296    global $lang;
297    $draft = unserialize(io_readFile($INFO['draft'],false));
298    $text  = cleanText(con($draft['prefix'],$draft['text'],$draft['suffix'],true));
299
300    print p_locale_xhtml('draft');
301    $form = new Doku_Form(array('id' => 'dw__editform'));
302    $form->addHidden('id', $ID);
303    $form->addHidden('date', $draft['date']);
304    $form->addElement(form_makeWikiText($text, array('readonly'=>'readonly')));
305    $form->addElement(form_makeOpenTag('div', array('id'=>'draft__status')));
306    $form->addElement($lang['draftdate'].' '. dformat(filemtime($INFO['draft'])));
307    $form->addElement(form_makeCloseTag('div'));
308    $form->addElement(form_makeButton('submit', 'recover', $lang['btn_recover'], array('tabindex'=>'1')));
309    $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_draftdel'], array('tabindex'=>'2')));
310    $form->addElement(form_makeButton('submit', 'show', $lang['btn_cancel'], array('tabindex'=>'3')));
311    html_form('draft', $form);
312}
313
314/**
315 * Highlights searchqueries in HTML code
316 *
317 * @author Andreas Gohr <andi@splitbrain.org>
318 * @author Harry Fuecks <hfuecks@gmail.com>
319 *
320 * @param string $html
321 * @param array|string $phrases
322 * @return string html
323 */
324function html_hilight($html,$phrases){
325    $phrases = (array) $phrases;
326    $phrases = array_map('preg_quote_cb', $phrases);
327    $phrases = array_map('ft_snippet_re_preprocess', $phrases);
328    $phrases = array_filter($phrases);
329    $regex = join('|',$phrases);
330
331    if ($regex === '') return $html;
332    if (!utf8_check($regex)) return $html;
333    $html = @preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback',$html);
334    return $html;
335}
336
337/**
338 * Callback used by html_hilight()
339 *
340 * @author Harry Fuecks <hfuecks@gmail.com>
341 *
342 * @param array $m matches
343 * @return string html
344 */
345function html_hilight_callback($m) {
346    $hlight = unslash($m[0]);
347    if ( !isset($m[2])) {
348        $hlight = '<span class="search_hit">'.$hlight.'</span>';
349    }
350    return $hlight;
351}
352
353/**
354 * Run a search and display the result
355 *
356 * @author Andreas Gohr <andi@splitbrain.org>
357 */
358function html_search(){
359    global $QUERY, $ID;
360    global $lang;
361
362    $intro = p_locale_xhtml('searchpage');
363    // allow use of placeholder in search intro
364    $pagecreateinfo = (auth_quickaclcheck($ID) >= AUTH_CREATE) ? $lang['searchcreatepage'] : '';
365    $intro = str_replace(
366        array('@QUERY@', '@SEARCH@', '@CREATEPAGEINFO@'),
367        array(hsc(rawurlencode($QUERY)), hsc($QUERY), $pagecreateinfo),
368        $intro
369    );
370    echo $intro;
371    flush();
372
373    //show progressbar
374    print '<div id="dw__loading">'.NL;
375    print '<script type="text/javascript">/*<![CDATA[*/'.NL;
376    print 'showLoadBar();'.NL;
377    print '/*!]]>*/</script>'.NL;
378    print '</div>'.NL;
379    flush();
380
381    //do quick pagesearch
382    $data = ft_pageLookup($QUERY,true,useHeading('navigation'));
383    if(count($data)){
384        print '<div class="search_quickresult">';
385        print '<h3>'.$lang['quickhits'].':</h3>';
386        print '<ul class="search_quickhits">';
387        foreach($data as $id => $title){
388            print '<li> ';
389            if (useHeading('navigation')) {
390                $name = $title;
391            }else{
392                $ns = getNS($id);
393                if($ns){
394                    $name = shorten(noNS($id), ' ('.$ns.')',30);
395                }else{
396                    $name = $id;
397                }
398            }
399            print html_wikilink(':'.$id,$name);
400            print '</li> ';
401        }
402        print '</ul> ';
403        //clear float (see http://www.complexspiral.com/publications/containing-floats/)
404        print '<div class="clearer"></div>';
405        print '</div>';
406    }
407    flush();
408
409    //do fulltext search
410    $data = ft_pageSearch($QUERY,$regex);
411    if(count($data)){
412        print '<dl class="search_results">';
413        $num = 1;
414        foreach($data as $id => $cnt){
415            print '<dt>';
416            print html_wikilink(':'.$id,useHeading('navigation')?null:$id,$regex);
417            if($cnt !== 0){
418                print ': '.$cnt.' '.$lang['hits'].'';
419            }
420            print '</dt>';
421            if($cnt !== 0){
422                if($num < FT_SNIPPET_NUMBER){ // create snippets for the first number of matches only
423                    print '<dd>'.ft_snippet($id,$regex).'</dd>';
424                }
425                $num++;
426            }
427            flush();
428        }
429        print '</dl>';
430    }else{
431        print '<div class="nothing">'.$lang['nothingfound'].'</div>';
432    }
433
434    //hide progressbar
435    print '<script type="text/javascript">/*<![CDATA[*/'.NL;
436    print 'hideLoadBar("dw__loading");'.NL;
437    print '/*!]]>*/</script>'.NL;
438    flush();
439}
440
441/**
442 * Display error on locked pages
443 *
444 * @author Andreas Gohr <andi@splitbrain.org>
445 */
446function html_locked(){
447    global $ID;
448    global $conf;
449    global $lang;
450    global $INFO;
451
452    $locktime = filemtime(wikiLockFN($ID));
453    $expire = dformat($locktime + $conf['locktime']);
454    $min    = round(($conf['locktime'] - (time() - $locktime) )/60);
455
456    print p_locale_xhtml('locked');
457    print '<ul>';
458    print '<li><div class="li"><strong>'.$lang['lockedby'].'</strong> '.editorinfo($INFO['locked']).'</div></li>';
459    print '<li><div class="li"><strong>'.$lang['lockexpire'].'</strong> '.$expire.' ('.$min.' min)</div></li>';
460    print '</ul>';
461}
462
463/**
464 * list old revisions
465 *
466 * @author Andreas Gohr <andi@splitbrain.org>
467 * @author Ben Coburn <btcoburn@silicodon.net>
468 * @author Kate Arzamastseva <pshns@ukr.net>
469 *
470 * @param int $first skip the first n changelog lines
471 * @param bool|string $media_id id of media, or false for current page
472 */
473function html_revisions($first=0, $media_id = false){
474    global $ID;
475    global $INFO;
476    global $conf;
477    global $lang;
478    $id = $ID;
479    if ($media_id) {
480        $id = $media_id;
481        $changelog = new MediaChangeLog($id);
482    } else {
483        $changelog = new PageChangeLog($id);
484    }
485
486    /* we need to get one additional log entry to be able to
487     * decide if this is the last page or is there another one.
488     * see html_recent()
489     */
490
491    $revisions = $changelog->getRevisions($first, $conf['recent']+1);
492
493    if(count($revisions)==0 && $first!=0){
494        $first=0;
495        $revisions = $changelog->getRevisions($first, $conf['recent']+1);
496    }
497    $hasNext = false;
498    if (count($revisions)>$conf['recent']) {
499        $hasNext = true;
500        array_pop($revisions); // remove extra log entry
501    }
502
503    if (!$media_id) print p_locale_xhtml('revisions');
504
505    $params = array('id' => 'page__revisions', 'class' => 'changes');
506    if($media_id) {
507        $params['action'] = media_managerURL(array('image' => $media_id), '&');
508    }
509
510    if(!$media_id) {
511        $exists = $INFO['exists'];
512        $display_name = useHeading('navigation') ? hsc(p_get_first_heading($id)) : $id;
513        if(!$display_name) {
514            $display_name = $id;
515        }
516    } else {
517        $exists = file_exists(mediaFN($id));
518        $display_name = $id;
519    }
520
521    $form = new Doku_Form($params);
522    $form->addElement(form_makeOpenTag('ul'));
523
524    if($exists && $first == 0) {
525        $minor = false;
526        if($media_id) {
527            $date = dformat(@filemtime(mediaFN($id)));
528            $href = media_managerURL(array('image' => $id, 'tab_details' => 'view'), '&');
529
530            $changelog->setChunkSize(1024);
531            $revinfo = $changelog->getRevisionInfo(@filemtime(fullpath(mediaFN($id))));
532
533            $summary = $revinfo['sum'];
534            if($revinfo['user']) {
535                $editor = $revinfo['user'];
536            } else {
537                $editor = $revinfo['ip'];
538            }
539            $sizechange = $revinfo['sizechange'];
540        } else {
541            $date = dformat($INFO['lastmod']);
542            if(isset($INFO['meta']) && isset($INFO['meta']['last_change'])) {
543                if($INFO['meta']['last_change']['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
544                    $minor = true;
545                }
546                if(isset($INFO['meta']['last_change']['sizechange'])) {
547                    $sizechange = $INFO['meta']['last_change']['sizechange'];
548                } else {
549                    $sizechange = null;
550                }
551            }
552            $pagelog = new PageChangeLog($ID);
553            $latestrev = $pagelog->getRevisions(-1, 1);
554            $latestrev = array_pop($latestrev);
555            $href = wl($id,"rev=$latestrev",false,'&');
556            $summary = $INFO['sum'];
557            $editor = $INFO['editor'];
558        }
559
560        $form->addElement(form_makeOpenTag('li', array('class' => ($minor ? 'minor' : ''))));
561        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
562        $form->addElement(form_makeTag('input', array(
563                        'type' => 'checkbox',
564                        'name' => 'rev2[]',
565                        'value' => 'current')));
566
567        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
568        $form->addElement($date);
569        $form->addElement(form_makeCloseTag('span'));
570
571        $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
572
573        $form->addElement(form_makeOpenTag('a', array(
574                        'class' => 'wikilink1',
575                        'href'  => $href)));
576        $form->addElement($display_name);
577        $form->addElement(form_makeCloseTag('a'));
578
579        if ($media_id) $form->addElement(form_makeOpenTag('div'));
580
581        if($summary) {
582            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
583            if(!$media_id) $form->addElement(' – ');
584            $form->addElement('<bdi>' . htmlspecialchars($summary) . '</bdi>');
585            $form->addElement(form_makeCloseTag('span'));
586        }
587
588        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
589        $form->addElement((empty($editor))?('('.$lang['external_edit'].')'):'<bdi>'.editorinfo($editor).'</bdi>');
590        $form->addElement(form_makeCloseTag('span'));
591
592        html_sizechange($sizechange, $form);
593
594        $form->addElement('('.$lang['current'].')');
595
596        if ($media_id) $form->addElement(form_makeCloseTag('div'));
597
598        $form->addElement(form_makeCloseTag('div'));
599        $form->addElement(form_makeCloseTag('li'));
600    }
601
602    foreach($revisions as $rev) {
603        $date = dformat($rev);
604        $info = $changelog->getRevisionInfo($rev);
605        if($media_id) {
606            $exists = file_exists(mediaFN($id, $rev));
607        } else {
608            $exists = page_exists($id, $rev);
609        }
610
611        $class = '';
612        if($info['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
613            $class = 'minor';
614        }
615        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
616        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
617        if($exists){
618            $form->addElement(form_makeTag('input', array(
619                            'type' => 'checkbox',
620                            'name' => 'rev2[]',
621                            'value' => $rev)));
622        }else{
623            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
624        }
625
626        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
627        $form->addElement($date);
628        $form->addElement(form_makeCloseTag('span'));
629
630        if($exists){
631            if (!$media_id) {
632                $href = wl($id,"rev=$rev,do=diff", false, '&');
633            } else {
634                $href = media_managerURL(array('image' => $id, 'rev' => $rev, 'mediado' => 'diff'), '&');
635            }
636            $form->addElement(form_makeOpenTag('a', array(
637                            'class' => 'diff_link',
638                            'href' => $href)));
639            $form->addElement(form_makeTag('img', array(
640                            'src'    => DOKU_BASE.'lib/images/diff.png',
641                            'width'  => 15,
642                            'height' => 11,
643                            'title'  => $lang['diff'],
644                            'alt'    => $lang['diff'])));
645            $form->addElement(form_makeCloseTag('a'));
646
647            if (!$media_id) {
648                $href = wl($id,"rev=$rev",false,'&');
649            } else {
650                $href = media_managerURL(array('image' => $id, 'tab_details' => 'view', 'rev' => $rev), '&');
651            }
652            $form->addElement(form_makeOpenTag('a', array(
653                            'class' => 'wikilink1',
654                            'href' => $href)));
655            $form->addElement($display_name);
656            $form->addElement(form_makeCloseTag('a'));
657        }else{
658            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
659            $form->addElement($display_name);
660        }
661
662        if ($media_id) $form->addElement(form_makeOpenTag('div'));
663
664        if ($info['sum']) {
665            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
666            if(!$media_id) $form->addElement(' – ');
667            $form->addElement('<bdi>'.htmlspecialchars($info['sum']).'</bdi>');
668            $form->addElement(form_makeCloseTag('span'));
669        }
670
671        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
672        if($info['user']){
673            $form->addElement('<bdi>'.editorinfo($info['user']).'</bdi>');
674            if(auth_ismanager()){
675                $form->addElement(' <bdo dir="ltr">('.$info['ip'].')</bdo>');
676            }
677        }else{
678            $form->addElement('<bdo dir="ltr">'.$info['ip'].'</bdo>');
679        }
680        $form->addElement(form_makeCloseTag('span'));
681
682        html_sizechange($info['sizechange'], $form);
683
684        if ($media_id) $form->addElement(form_makeCloseTag('div'));
685
686        $form->addElement(form_makeCloseTag('div'));
687        $form->addElement(form_makeCloseTag('li'));
688    }
689    $form->addElement(form_makeCloseTag('ul'));
690    if (!$media_id) {
691        $form->addElement(form_makeButton('submit', 'diff', $lang['diff2']));
692    } else {
693        $form->addHidden('mediado', 'diff');
694        $form->addElement(form_makeButton('submit', '', $lang['diff2']));
695    }
696    html_form('revisions', $form);
697
698    print '<div class="pagenav">';
699    $last = $first + $conf['recent'];
700    if ($first > 0) {
701        $first -= $conf['recent'];
702        if ($first < 0) $first = 0;
703        print '<div class="pagenav-prev">';
704        if ($media_id) {
705            print html_btn('newer',$media_id,"p",media_managerURL(array('first' => $first), '&amp;', false, true));
706        } else {
707            print html_btn('newer',$id,"p",array('do' => 'revisions', 'first' => $first));
708        }
709        print '</div>';
710    }
711    if ($hasNext) {
712        print '<div class="pagenav-next">';
713        if ($media_id) {
714            print html_btn('older',$media_id,"n",media_managerURL(array('first' => $last), '&amp;', false, true));
715        } else {
716            print html_btn('older',$id,"n",array('do' => 'revisions', 'first' => $last));
717        }
718        print '</div>';
719    }
720    print '</div>';
721
722}
723
724/**
725 * display recent changes
726 *
727 * @author Andreas Gohr <andi@splitbrain.org>
728 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
729 * @author Ben Coburn <btcoburn@silicodon.net>
730 * @author Kate Arzamastseva <pshns@ukr.net>
731 *
732 * @param int $first
733 * @param string $show_changes
734 */
735function html_recent($first = 0, $show_changes = 'both') {
736    global $conf;
737    global $lang;
738    global $ID;
739    /* we need to get one additionally log entry to be able to
740     * decide if this is the last page or is there another one.
741     * This is the cheapest solution to get this information.
742     */
743    $flags = 0;
744    if($show_changes == 'mediafiles' && $conf['mediarevisions']) {
745        $flags = RECENTS_MEDIA_CHANGES;
746    } elseif($show_changes == 'pages') {
747        $flags = 0;
748    } elseif($conf['mediarevisions']) {
749        $show_changes = 'both';
750        $flags = RECENTS_MEDIA_PAGES_MIXED;
751    }
752
753    $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
754    if(count($recents) == 0 && $first != 0) {
755        $first = 0;
756        $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
757    }
758    $hasNext = false;
759    if(count($recents) > $conf['recent']) {
760        $hasNext = true;
761        array_pop($recents); // remove extra log entry
762    }
763
764    print p_locale_xhtml('recent');
765
766    if(getNS($ID) != '') {
767        print '<div class="level1"><p>' . sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent')) . '</p></div>';
768    }
769
770    $form = new Doku_Form(array('id' => 'dw__recent', 'method' => 'GET', 'class' => 'changes'));
771    $form->addHidden('sectok', null);
772    $form->addHidden('do', 'recent');
773    $form->addHidden('id', $ID);
774
775    if($conf['mediarevisions']) {
776        $form->addElement('<div class="changeType">');
777        $form->addElement(form_makeListboxField(
778                    'show_changes',
779                    array(
780                        'pages'      => $lang['pages_changes'],
781                        'mediafiles' => $lang['media_changes'],
782                        'both'       => $lang['both_changes']
783                    ),
784                    $show_changes,
785                    $lang['changes_type'],
786                    '', '',
787                    array('class' => 'quickselect')));
788
789        $form->addElement(form_makeButton('submit', 'recent', $lang['btn_apply']));
790        $form->addElement('</div>');
791    }
792
793    $form->addElement(form_makeOpenTag('ul'));
794
795    foreach($recents as $recent) {
796        $date = dformat($recent['date']);
797
798        $class = '';
799        if($recent['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
800            $class = 'minor';
801        }
802        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
803        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
804
805        if(!empty($recent['media'])) {
806            $form->addElement(media_printicon($recent['id']));
807        } else {
808            $icon = DOKU_BASE . 'lib/images/fileicons/file.png';
809            $form->addElement('<img src="' . $icon . '" alt="' . $recent['id'] . '" class="icon" />');
810        }
811
812        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
813        $form->addElement($date);
814        $form->addElement(form_makeCloseTag('span'));
815
816        $diff = false;
817        $href = '';
818
819        if(!empty($recent['media'])) {
820            $changelog = new MediaChangeLog($recent['id']);
821            $revs = $changelog->getRevisions(0, 1);
822            $diff = (count($revs) && file_exists(mediaFN($recent['id'])));
823            if($diff) {
824                $href = media_managerURL(array(
825                                            'tab_details' => 'history',
826                                            'mediado' => 'diff',
827                                            'image' => $recent['id'],
828                                            'ns' => getNS($recent['id'])
829                                        ), '&');
830            }
831        } else {
832            $href = wl($recent['id'], "do=diff", false, '&');
833        }
834
835        if(!empty($recent['media']) && !$diff) {
836            $form->addElement('<img src="' . DOKU_BASE . 'lib/images/blank.gif" width="15" height="11" alt="" />');
837        } else {
838            $form->addElement(form_makeOpenTag('a', array('class' => 'diff_link', 'href' => $href)));
839            $form->addElement(form_makeTag('img', array(
840                            'src'    => DOKU_BASE . 'lib/images/diff.png',
841                            'width'  => 15,
842                            'height' => 11,
843                            'title'  => $lang['diff'],
844                            'alt'    => $lang['diff']
845                        )));
846            $form->addElement(form_makeCloseTag('a'));
847        }
848
849        if(!empty($recent['media'])) {
850            $href = media_managerURL(array('tab_details' => 'history', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
851        } else {
852            $href = wl($recent['id'], "do=revisions", false, '&');
853        }
854        $form->addElement(form_makeOpenTag('a', array(
855                        'class' => 'revisions_link',
856                        'href'  => $href)));
857        $form->addElement(form_makeTag('img', array(
858                        'src'    => DOKU_BASE . 'lib/images/history.png',
859                        'width'  => 12,
860                        'height' => 14,
861                        'title'  => $lang['btn_revs'],
862                        'alt'    => $lang['btn_revs']
863                    )));
864        $form->addElement(form_makeCloseTag('a'));
865
866        if(!empty($recent['media'])) {
867            $href = media_managerURL(array('tab_details' => 'view', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
868            $class = file_exists(mediaFN($recent['id'])) ? 'wikilink1' : 'wikilink2';
869            $form->addElement(form_makeOpenTag('a', array(
870                        'class' => $class,
871                        'href'  => $href)));
872            $form->addElement($recent['id']);
873            $form->addElement(form_makeCloseTag('a'));
874        } else {
875            $form->addElement(html_wikilink(':' . $recent['id'], useHeading('navigation') ? null : $recent['id']));
876        }
877        $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
878        $form->addElement(' – ' . htmlspecialchars($recent['sum']));
879        $form->addElement(form_makeCloseTag('span'));
880
881        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
882        if($recent['user']) {
883            $form->addElement('<bdi>' . editorinfo($recent['user']) . '</bdi>');
884            if(auth_ismanager()) {
885                $form->addElement(' <bdo dir="ltr">(' . $recent['ip'] . ')</bdo>');
886            }
887        } else {
888            $form->addElement('<bdo dir="ltr">' . $recent['ip'] . '</bdo>');
889        }
890        $form->addElement(form_makeCloseTag('span'));
891
892        html_sizechange($recent['sizechange'], $form);
893
894        $form->addElement(form_makeCloseTag('div'));
895        $form->addElement(form_makeCloseTag('li'));
896    }
897    $form->addElement(form_makeCloseTag('ul'));
898
899    $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav')));
900    $last = $first + $conf['recent'];
901    if($first > 0) {
902        $first -= $conf['recent'];
903        if($first < 0) $first = 0;
904        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-prev')));
905        $form->addElement(form_makeOpenTag('button', array(
906                        'type'      => 'submit',
907                        'name'      => 'first[' . $first . ']',
908                        'accesskey' => 'n',
909                        'title'     => $lang['btn_newer'] . ' [N]',
910                        'class'     => 'button show'
911                    )));
912        $form->addElement($lang['btn_newer']);
913        $form->addElement(form_makeCloseTag('button'));
914        $form->addElement(form_makeCloseTag('div'));
915    }
916    if($hasNext) {
917        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-next')));
918        $form->addElement(form_makeOpenTag('button', array(
919                        'type'      => 'submit',
920                        'name'      => 'first[' . $last . ']',
921                        'accesskey' => 'p',
922                        'title'     => $lang['btn_older'] . ' [P]',
923                        'class'     => 'button show'
924                    )));
925        $form->addElement($lang['btn_older']);
926        $form->addElement(form_makeCloseTag('button'));
927        $form->addElement(form_makeCloseTag('div'));
928    }
929    $form->addElement(form_makeCloseTag('div'));
930    html_form('recent', $form);
931}
932
933/**
934 * Display page index
935 *
936 * @author Andreas Gohr <andi@splitbrain.org>
937 *
938 * @param string $ns
939 */
940function html_index($ns){
941    global $conf;
942    global $ID;
943    $ns  = cleanID($ns);
944    if(empty($ns)){
945        $ns = getNS($ID);
946        if($ns === false) $ns ='';
947    }
948    $ns  = utf8_encodeFN(str_replace(':','/',$ns));
949
950    echo p_locale_xhtml('index');
951    echo '<div id="index__tree">';
952
953    $data = array();
954    search($data,$conf['datadir'],'search_index',array('ns' => $ns));
955    echo html_buildlist($data,'idx','html_list_index','html_li_index');
956
957    echo '</div>';
958}
959
960/**
961 * Index item formatter
962 *
963 * User function for html_buildlist()
964 *
965 * @author Andreas Gohr <andi@splitbrain.org>
966 *
967 * @param array $item
968 * @return string
969 */
970function html_list_index($item){
971    global $ID, $conf;
972
973    // prevent searchbots needlessly following links
974    $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? ' rel="nofollow"' : '';
975
976    $ret = '';
977    $base = ':'.$item['id'];
978    $base = substr($base,strrpos($base,':')+1);
979    if($item['type']=='d'){
980        // FS#2766, no need for search bots to follow namespace links in the index
981        $ret .= '<a href="'.wl($ID,'idx='.rawurlencode($item['id'])).'" title="' . $item['id'] . '" class="idx_dir"' . $nofollow . '><strong>';
982        $ret .= $base;
983        $ret .= '</strong></a>';
984    }else{
985        // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
986        $ret .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
987    }
988    return $ret;
989}
990
991/**
992 * Index List item
993 *
994 * This user function is used in html_buildlist to build the
995 * <li> tags for namespaces when displaying the page index
996 * it gives different classes to opened or closed "folders"
997 *
998 * @author Andreas Gohr <andi@splitbrain.org>
999 *
1000 * @param array $item
1001 * @return string html
1002 */
1003function html_li_index($item){
1004    global $INFO;
1005    global $ACT;
1006
1007    $class = '';
1008    $id = '';
1009
1010    if($item['type'] == "f"){
1011        // scroll to the current item
1012        if($item['id'] == $INFO['id'] && $ACT == 'index') {
1013            $id = ' id="scroll__here"';
1014            $class = ' bounce';
1015        }
1016        return '<li class="level'.$item['level'].$class.'" '.$id.'>';
1017    }elseif($item['open']){
1018        return '<li class="open">';
1019    }else{
1020        return '<li class="closed">';
1021    }
1022}
1023
1024/**
1025 * Default List item
1026 *
1027 * @author Andreas Gohr <andi@splitbrain.org>
1028 *
1029 * @param array $item
1030 * @return string html
1031 */
1032function html_li_default($item){
1033    return '<li class="level'.$item['level'].'">';
1034}
1035
1036/**
1037 * Build an unordered list
1038 *
1039 * Build an unordered list from the given $data array
1040 * Each item in the array has to have a 'level' property
1041 * the item itself gets printed by the given $func user
1042 * function. The second and optional function is used to
1043 * print the <li> tag. Both user function need to accept
1044 * a single item.
1045 *
1046 * Both user functions can be given as array to point to
1047 * a member of an object.
1048 *
1049 * @author Andreas Gohr <andi@splitbrain.org>
1050 *
1051 * @param array    $data  array with item arrays
1052 * @param string   $class class of ul wrapper
1053 * @param callable $func  callback to print an list item
1054 * @param callable $lifunc callback to the opening li tag
1055 * @param bool     $forcewrapper Trigger building a wrapper ul if the first level is
1056 *                               0 (we have a root object) or 1 (just the root content)
1057 * @return string html of an unordered list
1058 */
1059function html_buildlist($data,$class,$func,$lifunc='html_li_default',$forcewrapper=false){
1060    if (count($data) === 0) {
1061        return '';
1062    }
1063
1064    $start_level = $data[0]['level'];
1065    $level = $start_level;
1066    $ret   = '';
1067    $open  = 0;
1068
1069    foreach ($data as $item){
1070
1071        if( $item['level'] > $level ){
1072            //open new list
1073            for($i=0; $i<($item['level'] - $level); $i++){
1074                if ($i) $ret .= "<li class=\"clear\">";
1075                $ret .= "\n<ul class=\"$class\">\n";
1076                $open++;
1077            }
1078            $level = $item['level'];
1079
1080        }elseif( $item['level'] < $level ){
1081            //close last item
1082            $ret .= "</li>\n";
1083            while( $level > $item['level'] && $open > 0 ){
1084                //close higher lists
1085                $ret .= "</ul>\n</li>\n";
1086                $level--;
1087                $open--;
1088            }
1089        } elseif ($ret !== '') {
1090            //close previous item
1091            $ret .= "</li>\n";
1092        }
1093
1094        //print item
1095        $ret .= call_user_func($lifunc,$item);
1096        $ret .= '<div class="li">';
1097
1098        $ret .= call_user_func($func,$item);
1099        $ret .= '</div>';
1100    }
1101
1102    //close remaining items and lists
1103    $ret .= "</li>\n";
1104    while($open-- > 0) {
1105        $ret .= "</ul></li>\n";
1106    }
1107
1108    if ($forcewrapper || $start_level < 2) {
1109        // Trigger building a wrapper ul if the first level is
1110        // 0 (we have a root object) or 1 (just the root content)
1111        $ret = "\n<ul class=\"$class\">\n".$ret."</ul>\n";
1112    }
1113
1114    return $ret;
1115}
1116
1117/**
1118 * display backlinks
1119 *
1120 * @author Andreas Gohr <andi@splitbrain.org>
1121 * @author Michael Klier <chi@chimeric.de>
1122 */
1123function html_backlinks(){
1124    global $ID;
1125    global $lang;
1126
1127    print p_locale_xhtml('backlinks');
1128
1129    $data = ft_backlinks($ID);
1130
1131    if(!empty($data)) {
1132        print '<ul class="idx">';
1133        foreach($data as $blink){
1134            print '<li><div class="li">';
1135            print html_wikilink(':'.$blink,useHeading('navigation')?null:$blink);
1136            print '</div></li>';
1137        }
1138        print '</ul>';
1139    } else {
1140        print '<div class="level1"><p>' . $lang['nothingfound'] . '</p></div>';
1141    }
1142}
1143
1144/**
1145 * Get header of diff HTML
1146 *
1147 * @param string $l_rev   Left revisions
1148 * @param string $r_rev   Right revision
1149 * @param string $id      Page id, if null $ID is used
1150 * @param bool   $media   If it is for media files
1151 * @param bool   $inline  Return the header on a single line
1152 * @return string[] HTML snippets for diff header
1153 */
1154function html_diff_head($l_rev, $r_rev, $id = null, $media = false, $inline = false) {
1155    global $lang;
1156    if ($id === null) {
1157        global $ID;
1158        $id = $ID;
1159    }
1160    $head_separator = $inline ? ' ' : '<br />';
1161    $media_or_wikiFN = $media ? 'mediaFN' : 'wikiFN';
1162    $ml_or_wl = $media ? 'ml' : 'wl';
1163    $l_minor = $r_minor = '';
1164
1165    if($media) {
1166        $changelog = new MediaChangeLog($id);
1167    } else {
1168        $changelog = new PageChangeLog($id);
1169    }
1170    if(!$l_rev){
1171        $l_head = '&mdash;';
1172    }else{
1173        $l_info   = $changelog->getRevisionInfo($l_rev);
1174        if($l_info['user']){
1175            $l_user = '<bdi>'.editorinfo($l_info['user']).'</bdi>';
1176            if(auth_ismanager()) $l_user .= ' <bdo dir="ltr">('.$l_info['ip'].')</bdo>';
1177        } else {
1178            $l_user = '<bdo dir="ltr">'.$l_info['ip'].'</bdo>';
1179        }
1180        $l_user  = '<span class="user">'.$l_user.'</span>';
1181        $l_sum   = ($l_info['sum']) ? '<span class="sum"><bdi>'.hsc($l_info['sum']).'</bdi></span>' : '';
1182        if ($l_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $l_minor = 'class="minor"';
1183
1184        $l_head_title = ($media) ? dformat($l_rev) : $id.' ['.dformat($l_rev).']';
1185        $l_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$l_rev").'">'.
1186        $l_head_title.'</a></bdi>'.
1187        $head_separator.$l_user.' '.$l_sum;
1188    }
1189
1190    if($r_rev){
1191        $r_info   = $changelog->getRevisionInfo($r_rev);
1192        if($r_info['user']){
1193            $r_user = '<bdi>'.editorinfo($r_info['user']).'</bdi>';
1194            if(auth_ismanager()) $r_user .= ' <bdo dir="ltr">('.$r_info['ip'].')</bdo>';
1195        } else {
1196            $r_user = '<bdo dir="ltr">'.$r_info['ip'].'</bdo>';
1197        }
1198        $r_user = '<span class="user">'.$r_user.'</span>';
1199        $r_sum  = ($r_info['sum']) ? '<span class="sum"><bdi>'.hsc($r_info['sum']).'</bdi></span>' : '';
1200        if ($r_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1201
1202        $r_head_title = ($media) ? dformat($r_rev) : $id.' ['.dformat($r_rev).']';
1203        $r_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$r_rev").'">'.
1204        $r_head_title.'</a></bdi>'.
1205        $head_separator.$r_user.' '.$r_sum;
1206    }elseif($_rev = @filemtime($media_or_wikiFN($id))){
1207        $_info   = $changelog->getRevisionInfo($_rev);
1208        if($_info['user']){
1209            $_user = '<bdi>'.editorinfo($_info['user']).'</bdi>';
1210            if(auth_ismanager()) $_user .= ' <bdo dir="ltr">('.$_info['ip'].')</bdo>';
1211        } else {
1212            $_user = '<bdo dir="ltr">'.$_info['ip'].'</bdo>';
1213        }
1214        $_user = '<span class="user">'.$_user.'</span>';
1215        $_sum  = ($_info['sum']) ? '<span class="sum"><bdi>'.hsc($_info['sum']).'</span></bdi>' : '';
1216        if ($_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1217
1218        $r_head_title = ($media) ? dformat($_rev) : $id.' ['.dformat($_rev).']';
1219        $r_head  = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id).'">'.
1220        $r_head_title.'</a></bdi> '.
1221        '('.$lang['current'].')'.
1222        $head_separator.$_user.' '.$_sum;
1223    }else{
1224        $r_head = '&mdash; ('.$lang['current'].')';
1225    }
1226
1227    return array($l_head, $r_head, $l_minor, $r_minor);
1228}
1229
1230/**
1231 * Show diff
1232 * between current page version and provided $text
1233 * or between the revisions provided via GET or POST
1234 *
1235 * @author Andreas Gohr <andi@splitbrain.org>
1236 * @param  string $text  when non-empty: compare with this text with most current version
1237 * @param  bool   $intro display the intro text
1238 * @param  string $type  type of the diff (inline or sidebyside)
1239 */
1240function html_diff($text = '', $intro = true, $type = null) {
1241    global $ID;
1242    global $REV;
1243    global $lang;
1244    global $INPUT;
1245    global $INFO;
1246    $pagelog = new PageChangeLog($ID);
1247
1248    /*
1249     * Determine diff type
1250     */
1251    if(!$type) {
1252        $type = $INPUT->str('difftype');
1253        if(empty($type)) {
1254            $type = get_doku_pref('difftype', $type);
1255            if(empty($type) && $INFO['ismobile']) {
1256                $type = 'inline';
1257            }
1258        }
1259    }
1260    if($type != 'inline') $type = 'sidebyside';
1261
1262    /*
1263     * Determine requested revision(s)
1264     */
1265    // we're trying to be clever here, revisions to compare can be either
1266    // given as rev and rev2 parameters, with rev2 being optional. Or in an
1267    // array in rev2.
1268    $rev1 = $REV;
1269
1270    $rev2 = $INPUT->ref('rev2');
1271    if(is_array($rev2)) {
1272        $rev1 = (int) $rev2[0];
1273        $rev2 = (int) $rev2[1];
1274
1275        if(!$rev1) {
1276            $rev1 = $rev2;
1277            unset($rev2);
1278        }
1279    } else {
1280        $rev2 = $INPUT->int('rev2');
1281    }
1282
1283    /*
1284     * Determine left and right revision, its texts and the header
1285     */
1286    $r_minor = '';
1287    $l_minor = '';
1288
1289    if($text) { // compare text to the most current revision
1290        $l_rev = '';
1291        $l_text = rawWiki($ID, '');
1292        $l_head = '<a class="wikilink1" href="' . wl($ID) . '">' .
1293            $ID . ' ' . dformat((int) @filemtime(wikiFN($ID))) . '</a> ' .
1294            $lang['current'];
1295
1296        $r_rev = '';
1297        $r_text = cleanText($text);
1298        $r_head = $lang['yours'];
1299    } else {
1300        if($rev1 && isset($rev2) && $rev2) { // two specific revisions wanted
1301            // make sure order is correct (older on the left)
1302            if($rev1 < $rev2) {
1303                $l_rev = $rev1;
1304                $r_rev = $rev2;
1305            } else {
1306                $l_rev = $rev2;
1307                $r_rev = $rev1;
1308            }
1309        } elseif($rev1) { // single revision given, compare to current
1310            $r_rev = '';
1311            $l_rev = $rev1;
1312        } else { // no revision was given, compare previous to current
1313            $r_rev = '';
1314            $revs = $pagelog->getRevisions(0, 1);
1315            $l_rev = $revs[0];
1316            $REV = $l_rev; // store revision back in $REV
1317        }
1318
1319        // when both revisions are empty then the page was created just now
1320        if(!$l_rev && !$r_rev) {
1321            $l_text = '';
1322        } else {
1323            $l_text = rawWiki($ID, $l_rev);
1324        }
1325        $r_text = rawWiki($ID, $r_rev);
1326
1327        list($l_head, $r_head, $l_minor, $r_minor) = html_diff_head($l_rev, $r_rev, null, false, $type == 'inline');
1328    }
1329
1330    /*
1331     * Build navigation
1332     */
1333    $l_nav = '';
1334    $r_nav = '';
1335    if(!$text) {
1336        list($l_nav, $r_nav) = html_diff_navigation($pagelog, $type, $l_rev, $r_rev);
1337    }
1338    /*
1339     * Create diff object and the formatter
1340     */
1341    $diff = new Diff(explode("\n", $l_text), explode("\n", $r_text));
1342
1343    if($type == 'inline') {
1344        $diffformatter = new InlineDiffFormatter();
1345    } else {
1346        $diffformatter = new TableDiffFormatter();
1347    }
1348    /*
1349     * Display intro
1350     */
1351    if($intro) print p_locale_xhtml('diff');
1352
1353    /*
1354     * Display type and exact reference
1355     */
1356    if(!$text) {
1357        ptln('<div class="diffoptions group">');
1358
1359
1360        $form = new Doku_Form(array('action' => wl()));
1361        $form->addHidden('id', $ID);
1362        $form->addHidden('rev2[0]', $l_rev);
1363        $form->addHidden('rev2[1]', $r_rev);
1364        $form->addHidden('do', 'diff');
1365        $form->addElement(
1366             form_makeListboxField(
1367                 'difftype',
1368                 array(
1369                     'sidebyside' => $lang['diff_side'],
1370                     'inline' => $lang['diff_inline']
1371                 ),
1372                 $type,
1373                 $lang['diff_type'],
1374                 '', '',
1375                 array('class' => 'quickselect')
1376             )
1377        );
1378        $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1379        $form->printForm();
1380
1381        ptln('<p>');
1382        // link to exactly this view FS#2835
1383        echo html_diff_navigationlink($type, 'difflink', $l_rev, $r_rev ? $r_rev : $INFO['currentrev']);
1384        ptln('</p>');
1385
1386        ptln('</div>'); // .diffoptions
1387    }
1388
1389    /*
1390     * Display diff view table
1391     */
1392    ?>
1393    <div class="table">
1394    <table class="diff diff_<?php echo $type ?>">
1395
1396        <?php
1397        //navigation and header
1398        if($type == 'inline') {
1399            if(!$text) { ?>
1400                <tr>
1401                    <td class="diff-lineheader">-</td>
1402                    <td class="diffnav"><?php echo $l_nav ?></td>
1403                </tr>
1404                <tr>
1405                    <th class="diff-lineheader">-</th>
1406                    <th <?php echo $l_minor ?>>
1407                        <?php echo $l_head ?>
1408                    </th>
1409                </tr>
1410            <?php } ?>
1411            <tr>
1412                <td class="diff-lineheader">+</td>
1413                <td class="diffnav"><?php echo $r_nav ?></td>
1414            </tr>
1415            <tr>
1416                <th class="diff-lineheader">+</th>
1417                <th <?php echo $r_minor ?>>
1418                    <?php echo $r_head ?>
1419                </th>
1420            </tr>
1421        <?php } else {
1422            if(!$text) { ?>
1423                <tr>
1424                    <td colspan="2" class="diffnav"><?php echo $l_nav ?></td>
1425                    <td colspan="2" class="diffnav"><?php echo $r_nav ?></td>
1426                </tr>
1427            <?php } ?>
1428            <tr>
1429                <th colspan="2" <?php echo $l_minor ?>>
1430                    <?php echo $l_head ?>
1431                </th>
1432                <th colspan="2" <?php echo $r_minor ?>>
1433                    <?php echo $r_head ?>
1434                </th>
1435            </tr>
1436        <?php }
1437
1438        //diff view
1439        echo html_insert_softbreaks($diffformatter->format($diff)); ?>
1440
1441    </table>
1442    </div>
1443<?php
1444}
1445
1446/**
1447 * Create html for revision navigation
1448 *
1449 * @param PageChangeLog $pagelog changelog object of current page
1450 * @param string        $type    inline vs sidebyside
1451 * @param int           $l_rev   left revision timestamp
1452 * @param int           $r_rev   right revision timestamp
1453 * @return string[] html of left and right navigation elements
1454 */
1455function html_diff_navigation($pagelog, $type, $l_rev, $r_rev) {
1456    global $INFO, $ID;
1457
1458    // last timestamp is not in changelog, retrieve timestamp from metadata
1459    // note: when page is removed, the metadata timestamp is zero
1460    if(!$r_rev) {
1461        if(isset($INFO['meta']['last_change']['date'])) {
1462            $r_rev = $INFO['meta']['last_change']['date'];
1463        } else {
1464            $r_rev = 0;
1465        }
1466    }
1467
1468    //retrieve revisions with additional info
1469    list($l_revs, $r_revs) = $pagelog->getRevisionsAround($l_rev, $r_rev);
1470    $l_revisions = array();
1471    if(!$l_rev) {
1472        $l_revisions[0] = array(0, "", false); //no left revision given, add dummy
1473    }
1474    foreach($l_revs as $rev) {
1475        $info = $pagelog->getRevisionInfo($rev);
1476        $l_revisions[$rev] = array(
1477            $rev,
1478            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1479            $r_rev ? $rev >= $r_rev : false //disable?
1480        );
1481    }
1482    $r_revisions = array();
1483    if(!$r_rev) {
1484        $r_revisions[0] = array(0, "", false); //no right revision given, add dummy
1485    }
1486    foreach($r_revs as $rev) {
1487        $info = $pagelog->getRevisionInfo($rev);
1488        $r_revisions[$rev] = array(
1489            $rev,
1490            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1491            $rev <= $l_rev //disable?
1492        );
1493    }
1494
1495    //determine previous/next revisions
1496    $l_index = array_search($l_rev, $l_revs);
1497    $l_prev = $l_revs[$l_index + 1];
1498    $l_next = $l_revs[$l_index - 1];
1499    if($r_rev) {
1500        $r_index = array_search($r_rev, $r_revs);
1501        $r_prev = $r_revs[$r_index + 1];
1502        $r_next = $r_revs[$r_index - 1];
1503    } else {
1504        //removed page
1505        if($l_next) {
1506            $r_prev = $r_revs[0];
1507        } else {
1508            $r_prev = null;
1509        }
1510        $r_next = null;
1511    }
1512
1513    /*
1514     * Left side:
1515     */
1516    $l_nav = '';
1517    //move back
1518    if($l_prev) {
1519        $l_nav .= html_diff_navigationlink($type, 'diffbothprevrev', $l_prev, $r_prev);
1520        $l_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_prev, $r_rev);
1521    }
1522    //dropdown
1523    $form = new Doku_Form(array('action' => wl()));
1524    $form->addHidden('id', $ID);
1525    $form->addHidden('difftype', $type);
1526    $form->addHidden('rev2[1]', $r_rev);
1527    $form->addHidden('do', 'diff');
1528    $form->addElement(
1529         form_makeListboxField(
1530             'rev2[0]',
1531             $l_revisions,
1532             $l_rev,
1533             '', '', '',
1534             array('class' => 'quickselect')
1535         )
1536    );
1537    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1538    $l_nav .= $form->getForm();
1539    //move forward
1540    if($l_next && ($l_next < $r_rev || !$r_rev)) {
1541        $l_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_next, $r_rev);
1542    }
1543
1544    /*
1545     * Right side:
1546     */
1547    $r_nav = '';
1548    //move back
1549    if($l_rev < $r_prev) {
1550        $r_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_rev, $r_prev);
1551    }
1552    //dropdown
1553    $form = new Doku_Form(array('action' => wl()));
1554    $form->addHidden('id', $ID);
1555    $form->addHidden('rev2[0]', $l_rev);
1556    $form->addHidden('difftype', $type);
1557    $form->addHidden('do', 'diff');
1558    $form->addElement(
1559         form_makeListboxField(
1560             'rev2[1]',
1561             $r_revisions,
1562             $r_rev,
1563             '', '', '',
1564             array('class' => 'quickselect')
1565         )
1566    );
1567    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1568    $r_nav .= $form->getForm();
1569    //move forward
1570    if($r_next) {
1571        if($pagelog->isCurrentRevision($r_next)) {
1572            $r_nav .= html_diff_navigationlink($type, 'difflastrev', $l_rev); //last revision is diff with current page
1573        } else {
1574            $r_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_rev, $r_next);
1575        }
1576        $r_nav .= html_diff_navigationlink($type, 'diffbothnextrev', $l_next, $r_next);
1577    }
1578    return array($l_nav, $r_nav);
1579}
1580
1581/**
1582 * Create html link to a diff defined by two revisions
1583 *
1584 * @param string $difftype display type
1585 * @param string $linktype
1586 * @param int $lrev oldest revision
1587 * @param int $rrev newest revision or null for diff with current revision
1588 * @return string html of link to a diff
1589 */
1590function html_diff_navigationlink($difftype, $linktype, $lrev, $rrev = null) {
1591    global $ID, $lang;
1592    if(!$rrev) {
1593        $urlparam = array(
1594            'do' => 'diff',
1595            'rev' => $lrev,
1596            'difftype' => $difftype,
1597        );
1598    } else {
1599        $urlparam = array(
1600            'do' => 'diff',
1601            'rev2[0]' => $lrev,
1602            'rev2[1]' => $rrev,
1603            'difftype' => $difftype,
1604        );
1605    }
1606    return  '<a class="' . $linktype . '" href="' . wl($ID, $urlparam) . '" title="' . $lang[$linktype] . '">' .
1607                '<span>' . $lang[$linktype] . '</span>' .
1608            '</a>' . "\n";
1609}
1610
1611/**
1612 * Insert soft breaks in diff html
1613 *
1614 * @param string $diffhtml
1615 * @return string
1616 */
1617function html_insert_softbreaks($diffhtml) {
1618    // search the diff html string for both:
1619    // - html tags, so these can be ignored
1620    // - long strings of characters without breaking characters
1621    return preg_replace_callback('/<[^>]*>|[^<> ]{12,}/','html_softbreak_callback',$diffhtml);
1622}
1623
1624/**
1625 * callback which adds softbreaks
1626 *
1627 * @param array $match array with first the complete match
1628 * @return string the replacement
1629 */
1630function html_softbreak_callback($match){
1631    // if match is an html tag, return it intact
1632    if ($match[0]{0} == '<') return $match[0];
1633
1634    // its a long string without a breaking character,
1635    // make certain characters into breaking characters by inserting a
1636    // breaking character (zero length space, U+200B / #8203) in front them.
1637    $regex = <<< REGEX
1638(?(?=                                 # start a conditional expression with a positive look ahead ...
1639&\#?\\w{1,6};)                        # ... for html entities - we don't want to split them (ok to catch some invalid combinations)
1640&\#?\\w{1,6};                         # yes pattern - a quicker match for the html entity, since we know we have one
1641|
1642[?/,&\#;:]                            # no pattern - any other group of 'special' characters to insert a breaking character after
1643)+                                    # end conditional expression
1644REGEX;
1645
1646    return preg_replace('<'.$regex.'>xu','\0&#8203;',$match[0]);
1647}
1648
1649/**
1650 * show warning on conflict detection
1651 *
1652 * @author Andreas Gohr <andi@splitbrain.org>
1653 *
1654 * @param string $text
1655 * @param string $summary
1656 */
1657function html_conflict($text,$summary){
1658    global $ID;
1659    global $lang;
1660
1661    print p_locale_xhtml('conflict');
1662    $form = new Doku_Form(array('id' => 'dw__editform'));
1663    $form->addHidden('id', $ID);
1664    $form->addHidden('wikitext', $text);
1665    $form->addHidden('summary', $summary);
1666    $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('accesskey'=>'s')));
1667    $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel']));
1668    html_form('conflict', $form);
1669    print '<br /><br /><br /><br />'.NL;
1670}
1671
1672/**
1673 * Prints the global message array
1674 *
1675 * @author Andreas Gohr <andi@splitbrain.org>
1676 */
1677function html_msgarea(){
1678    global $MSG, $MSG_shown;
1679    /** @var array $MSG */
1680    // store if the global $MSG has already been shown and thus HTML output has been started
1681    $MSG_shown = true;
1682
1683    if(!isset($MSG)) return;
1684
1685    $shown = array();
1686    foreach($MSG as $msg){
1687        $hash = md5($msg['msg']);
1688        if(isset($shown[$hash])) continue; // skip double messages
1689        if(info_msg_allowed($msg)){
1690            print '<div class="'.$msg['lvl'].'">';
1691            print $msg['msg'];
1692            print '</div>';
1693        }
1694        $shown[$hash] = 1;
1695    }
1696
1697    unset($GLOBALS['MSG']);
1698}
1699
1700/**
1701 * Prints the registration form
1702 *
1703 * @author Andreas Gohr <andi@splitbrain.org>
1704 */
1705function html_register(){
1706    global $lang;
1707    global $conf;
1708    global $INPUT;
1709
1710    $base_attrs = array('size'=>50,'required'=>'required');
1711    $email_attrs = $base_attrs + array('type'=>'email','class'=>'edit');
1712
1713    print p_locale_xhtml('register');
1714    print '<div class="centeralign">'.NL;
1715    $form = new Doku_Form(array('id' => 'dw__register'));
1716    $form->startFieldset($lang['btn_register']);
1717    $form->addHidden('do', 'register');
1718    $form->addHidden('save', '1');
1719    $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block', $base_attrs));
1720    if (!$conf['autopasswd']) {
1721        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', $base_attrs));
1722        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', $base_attrs));
1723    }
1724    $form->addElement(form_makeTextField('fullname', $INPUT->post->str('fullname'), $lang['fullname'], '', 'block', $base_attrs));
1725    $form->addElement(form_makeField('email','email', $INPUT->post->str('email'), $lang['email'], '', 'block', $email_attrs));
1726    $form->addElement(form_makeButton('submit', '', $lang['btn_register']));
1727    $form->endFieldset();
1728    html_form('register', $form);
1729
1730    print '</div>'.NL;
1731}
1732
1733/**
1734 * Print the update profile form
1735 *
1736 * @author Christopher Smith <chris@jalakai.co.uk>
1737 * @author Andreas Gohr <andi@splitbrain.org>
1738 */
1739function html_updateprofile(){
1740    global $lang;
1741    global $conf;
1742    global $INPUT;
1743    global $INFO;
1744    /** @var DokuWiki_Auth_Plugin $auth */
1745    global $auth;
1746
1747    print p_locale_xhtml('updateprofile');
1748    print '<div class="centeralign">'.NL;
1749
1750    $fullname = $INPUT->post->str('fullname', $INFO['userinfo']['name'], true);
1751    $email = $INPUT->post->str('email', $INFO['userinfo']['mail'], true);
1752    $form = new Doku_Form(array('id' => 'dw__register'));
1753    $form->startFieldset($lang['profile']);
1754    $form->addHidden('do', 'profile');
1755    $form->addHidden('save', '1');
1756    $form->addElement(form_makeTextField('login', $_SERVER['REMOTE_USER'], $lang['user'], '', 'block', array('size'=>'50', 'disabled'=>'disabled')));
1757    $attr = array('size'=>'50');
1758    if (!$auth->canDo('modName')) $attr['disabled'] = 'disabled';
1759    $form->addElement(form_makeTextField('fullname', $fullname, $lang['fullname'], '', 'block', $attr));
1760    $attr = array('size'=>'50', 'class'=>'edit');
1761    if (!$auth->canDo('modMail')) $attr['disabled'] = 'disabled';
1762    $form->addElement(form_makeField('email','email', $email, $lang['email'], '', 'block', $attr));
1763    $form->addElement(form_makeTag('br'));
1764    if ($auth->canDo('modPass')) {
1765        $form->addElement(form_makePasswordField('newpass', $lang['newpass'], '', 'block', array('size'=>'50')));
1766        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
1767    }
1768    if ($conf['profileconfirm']) {
1769        $form->addElement(form_makeTag('br'));
1770        $form->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1771    }
1772    $form->addElement(form_makeButton('submit', '', $lang['btn_save']));
1773    $form->addElement(form_makeButton('reset', '', $lang['btn_reset']));
1774
1775    $form->endFieldset();
1776    html_form('updateprofile', $form);
1777
1778    if ($auth->canDo('delUser') && actionOK('profile_delete')) {
1779        $form_profiledelete = new Doku_Form(array('id' => 'dw__profiledelete'));
1780        $form_profiledelete->startFieldset($lang['profdeleteuser']);
1781        $form_profiledelete->addHidden('do', 'profile_delete');
1782        $form_profiledelete->addHidden('delete', '1');
1783        $form_profiledelete->addElement(form_makeCheckboxField('confirm_delete', '1', $lang['profconfdelete'],'dw__confirmdelete','', array('required' => 'required')));
1784        if ($conf['profileconfirm']) {
1785            $form_profiledelete->addElement(form_makeTag('br'));
1786            $form_profiledelete->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1787        }
1788        $form_profiledelete->addElement(form_makeButton('submit', '', $lang['btn_deleteuser']));
1789        $form_profiledelete->endFieldset();
1790
1791        html_form('profiledelete', $form_profiledelete);
1792    }
1793
1794    print '</div>'.NL;
1795}
1796
1797/**
1798 * Preprocess edit form data
1799 *
1800 * @author   Andreas Gohr <andi@splitbrain.org>
1801 *
1802 * @triggers HTML_EDITFORM_OUTPUT
1803 */
1804function html_edit(){
1805    global $INPUT;
1806    global $ID;
1807    global $REV;
1808    global $DATE;
1809    global $PRE;
1810    global $SUF;
1811    global $INFO;
1812    global $SUM;
1813    global $lang;
1814    global $conf;
1815    global $TEXT;
1816
1817    if ($INPUT->has('changecheck')) {
1818        $check = $INPUT->str('changecheck');
1819    } elseif(!$INFO['exists']){
1820        // $TEXT has been loaded from page template
1821        $check = md5('');
1822    } else {
1823        $check = md5($TEXT);
1824    }
1825    $mod = md5($TEXT) !== $check;
1826
1827    $wr = $INFO['writable'] && !$INFO['locked'];
1828    $include = 'edit';
1829    if($wr){
1830        if ($REV) $include = 'editrev';
1831    }else{
1832        // check pseudo action 'source'
1833        if(!actionOK('source')){
1834            msg('Command disabled: source',-1);
1835            return;
1836        }
1837        $include = 'read';
1838    }
1839
1840    global $license;
1841
1842    $form = new Doku_Form(array('id' => 'dw__editform'));
1843    $form->addHidden('id', $ID);
1844    $form->addHidden('rev', $REV);
1845    $form->addHidden('date', $DATE);
1846    $form->addHidden('prefix', $PRE . '.');
1847    $form->addHidden('suffix', $SUF);
1848    $form->addHidden('changecheck', $check);
1849
1850    $data = array('form' => $form,
1851                  'wr'   => $wr,
1852                  'media_manager' => true,
1853                  'target' => ($INPUT->has('target') && $wr) ? $INPUT->str('target') : 'section',
1854                  'intro_locale' => $include);
1855
1856    if ($data['target'] !== 'section') {
1857        // Only emit event if page is writable, section edit data is valid and
1858        // edit target is not section.
1859        trigger_event('HTML_EDIT_FORMSELECTION', $data, 'html_edit_form', true);
1860    } else {
1861        html_edit_form($data);
1862    }
1863    if (isset($data['intro_locale'])) {
1864        echo p_locale_xhtml($data['intro_locale']);
1865    }
1866
1867    $form->addHidden('target', $data['target']);
1868    $form->addElement(form_makeOpenTag('div', array('id'=>'wiki__editbar', 'class'=>'editBar')));
1869    $form->addElement(form_makeOpenTag('div', array('id'=>'size__ctl')));
1870    $form->addElement(form_makeCloseTag('div'));
1871    if ($wr) {
1872        $form->addElement(form_makeOpenTag('div', array('class'=>'editButtons')));
1873        $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('id'=>'edbtn__save', 'accesskey'=>'s', 'tabindex'=>'4')));
1874        $form->addElement(form_makeButton('submit', 'preview', $lang['btn_preview'], array('id'=>'edbtn__preview', 'accesskey'=>'p', 'tabindex'=>'5')));
1875        $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_cancel'], array('tabindex'=>'6')));
1876        $form->addElement(form_makeCloseTag('div'));
1877        $form->addElement(form_makeOpenTag('div', array('class'=>'summary')));
1878        $form->addElement(form_makeTextField('summary', $SUM, $lang['summary'], 'edit__summary', 'nowrap', array('size'=>'50', 'tabindex'=>'2')));
1879        $elem = html_minoredit();
1880        if ($elem) $form->addElement($elem);
1881        $form->addElement(form_makeCloseTag('div'));
1882    }
1883    $form->addElement(form_makeCloseTag('div'));
1884    if($wr && $conf['license']){
1885        $form->addElement(form_makeOpenTag('div', array('class'=>'license')));
1886        $out  = $lang['licenseok'];
1887        $out .= ' <a href="'.$license[$conf['license']]['url'].'" rel="license" class="urlextern"';
1888        if($conf['target']['extern']) $out .= ' target="'.$conf['target']['extern'].'"';
1889        $out .= '>'.$license[$conf['license']]['name'].'</a>';
1890        $form->addElement($out);
1891        $form->addElement(form_makeCloseTag('div'));
1892    }
1893
1894    if ($wr) {
1895        // sets changed to true when previewed
1896        echo '<script type="text/javascript">/*<![CDATA[*/'. NL;
1897        echo 'textChanged = ' . ($mod ? 'true' : 'false');
1898        echo '/*!]]>*/</script>' . NL;
1899    } ?>
1900    <div class="editBox" role="application">
1901
1902    <div class="toolbar group">
1903        <div id="draft__status"><?php if(!empty($INFO['draft'])) echo $lang['draftdate'].' '.dformat();?></div>
1904        <div id="tool__bar"><?php if ($wr && $data['media_manager']){?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
1905            target="_blank"><?php echo $lang['mediaselect'] ?></a><?php }?></div>
1906    </div>
1907    <?php
1908
1909    html_form('edit', $form);
1910    print '</div>'.NL;
1911}
1912
1913/**
1914 * Display the default edit form
1915 *
1916 * Is the default action for HTML_EDIT_FORMSELECTION.
1917 *
1918 * @param mixed[] $param
1919 */
1920function html_edit_form($param) {
1921    global $TEXT;
1922
1923    if ($param['target'] !== 'section') {
1924        msg('No editor for edit target ' . hsc($param['target']) . ' found.', -1);
1925    }
1926
1927    $attr = array('tabindex'=>'1');
1928    if (!$param['wr']) $attr['readonly'] = 'readonly';
1929
1930    $param['form']->addElement(form_makeWikiText($TEXT, $attr));
1931}
1932
1933/**
1934 * Adds a checkbox for minor edits for logged in users
1935 *
1936 * @author Andreas Gohr <andi@splitbrain.org>
1937 *
1938 * @return array|bool
1939 */
1940function html_minoredit(){
1941    global $conf;
1942    global $lang;
1943    global $INPUT;
1944    // minor edits are for logged in users only
1945    if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
1946        return false;
1947    }
1948
1949    $p = array();
1950    $p['tabindex'] = 3;
1951    if($INPUT->bool('minor')) $p['checked']='checked';
1952    return form_makeCheckboxField('minor', '1', $lang['minoredit'], 'minoredit', 'nowrap', $p);
1953}
1954
1955/**
1956 * prints some debug info
1957 *
1958 * @author Andreas Gohr <andi@splitbrain.org>
1959 */
1960function html_debug(){
1961    global $conf;
1962    global $lang;
1963    /** @var DokuWiki_Auth_Plugin $auth */
1964    global $auth;
1965    global $INFO;
1966
1967    //remove sensitive data
1968    $cnf = $conf;
1969    debug_guard($cnf);
1970    $nfo = $INFO;
1971    debug_guard($nfo);
1972    $ses = $_SESSION;
1973    debug_guard($ses);
1974
1975    print '<html><body>';
1976
1977    print '<p>When reporting bugs please send all the following ';
1978    print 'output as a mail to andi@splitbrain.org ';
1979    print 'The best way to do this is to save this page in your browser</p>';
1980
1981    print '<b>$INFO:</b><pre>';
1982    print_r($nfo);
1983    print '</pre>';
1984
1985    print '<b>$_SERVER:</b><pre>';
1986    print_r($_SERVER);
1987    print '</pre>';
1988
1989    print '<b>$conf:</b><pre>';
1990    print_r($cnf);
1991    print '</pre>';
1992
1993    print '<b>DOKU_BASE:</b><pre>';
1994    print DOKU_BASE;
1995    print '</pre>';
1996
1997    print '<b>abs DOKU_BASE:</b><pre>';
1998    print DOKU_URL;
1999    print '</pre>';
2000
2001    print '<b>rel DOKU_BASE:</b><pre>';
2002    print dirname($_SERVER['PHP_SELF']).'/';
2003    print '</pre>';
2004
2005    print '<b>PHP Version:</b><pre>';
2006    print phpversion();
2007    print '</pre>';
2008
2009    print '<b>locale:</b><pre>';
2010    print setlocale(LC_ALL,0);
2011    print '</pre>';
2012
2013    print '<b>encoding:</b><pre>';
2014    print $lang['encoding'];
2015    print '</pre>';
2016
2017    if($auth){
2018        print '<b>Auth backend capabilities:</b><pre>';
2019        foreach ($auth->getCapabilities() as $cando){
2020            print '   '.str_pad($cando,16) . ' => ' . (int)$auth->canDo($cando) . NL;
2021        }
2022        print '</pre>';
2023    }
2024
2025    print '<b>$_SESSION:</b><pre>';
2026    print_r($ses);
2027    print '</pre>';
2028
2029    print '<b>Environment:</b><pre>';
2030    print_r($_ENV);
2031    print '</pre>';
2032
2033    print '<b>PHP settings:</b><pre>';
2034    $inis = ini_get_all();
2035    print_r($inis);
2036    print '</pre>';
2037
2038    if (function_exists('apache_get_version')) {
2039        $apache = array();
2040        $apache['version'] = apache_get_version();
2041
2042        if (function_exists('apache_get_modules')) {
2043            $apache['modules'] = apache_get_modules();
2044        }
2045        print '<b>Apache</b><pre>';
2046        print_r($apache);
2047        print '</pre>';
2048    }
2049
2050    print '</body></html>';
2051}
2052
2053/**
2054 * Form to request a new password for an existing account
2055 *
2056 * @author Benoit Chesneau <benoit@bchesneau.info>
2057 * @author Andreas Gohr <gohr@cosmocode.de>
2058 */
2059function html_resendpwd() {
2060    global $lang;
2061    global $conf;
2062    global $INPUT;
2063
2064    $token = preg_replace('/[^a-f0-9]+/','',$INPUT->str('pwauth'));
2065
2066    if(!$conf['autopasswd'] && $token){
2067        print p_locale_xhtml('resetpwd');
2068        print '<div class="centeralign">'.NL;
2069        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2070        $form->startFieldset($lang['btn_resendpwd']);
2071        $form->addHidden('token', $token);
2072        $form->addHidden('do', 'resendpwd');
2073
2074        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', array('size'=>'50')));
2075        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
2076
2077        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2078        $form->endFieldset();
2079        html_form('resendpwd', $form);
2080        print '</div>'.NL;
2081    }else{
2082        print p_locale_xhtml('resendpwd');
2083        print '<div class="centeralign">'.NL;
2084        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2085        $form->startFieldset($lang['resendpwd']);
2086        $form->addHidden('do', 'resendpwd');
2087        $form->addHidden('save', '1');
2088        $form->addElement(form_makeTag('br'));
2089        $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block'));
2090        $form->addElement(form_makeTag('br'));
2091        $form->addElement(form_makeTag('br'));
2092        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2093        $form->endFieldset();
2094        html_form('resendpwd', $form);
2095        print '</div>'.NL;
2096    }
2097}
2098
2099/**
2100 * Return the TOC rendered to XHTML
2101 *
2102 * @author Andreas Gohr <andi@splitbrain.org>
2103 *
2104 * @param array $toc
2105 * @return string html
2106 */
2107function html_TOC($toc){
2108    if(!count($toc)) return '';
2109    global $lang;
2110    $out  = '<!-- TOC START -->'.DOKU_LF;
2111    $out .= '<div id="dw__toc">'.DOKU_LF;
2112    $out .= '<h3 class="toggle">';
2113    $out .= $lang['toc'];
2114    $out .= '</h3>'.DOKU_LF;
2115    $out .= '<div>'.DOKU_LF;
2116    $out .= html_buildlist($toc,'toc','html_list_toc','html_li_default',true);
2117    $out .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
2118    $out .= '<!-- TOC END -->'.DOKU_LF;
2119    return $out;
2120}
2121
2122/**
2123 * Callback for html_buildlist
2124 *
2125 * @param array $item
2126 * @return string html
2127 */
2128function html_list_toc($item){
2129    if(isset($item['hid'])){
2130        $link = '#'.$item['hid'];
2131    }else{
2132        $link = $item['link'];
2133    }
2134
2135    return '<a href="'.$link.'">'.hsc($item['title']).'</a>';
2136}
2137
2138/**
2139 * Helper function to build TOC items
2140 *
2141 * Returns an array ready to be added to a TOC array
2142 *
2143 * @param string $link  - where to link (if $hash set to '#' it's a local anchor)
2144 * @param string $text  - what to display in the TOC
2145 * @param int    $level - nesting level
2146 * @param string $hash  - is prepended to the given $link, set blank if you want full links
2147 * @return array the toc item
2148 */
2149function html_mktocitem($link, $text, $level, $hash='#'){
2150    return  array( 'link'  => $hash.$link,
2151            'title' => $text,
2152            'type'  => 'ul',
2153            'level' => $level);
2154}
2155
2156/**
2157 * Output a Doku_Form object.
2158 * Triggers an event with the form name: HTML_{$name}FORM_OUTPUT
2159 *
2160 * @author Tom N Harris <tnharris@whoopdedo.org>
2161 *
2162 * @param string     $name The name of the form
2163 * @param Doku_Form  $form The form
2164 */
2165function html_form($name, &$form) {
2166    // Safety check in case the caller forgets.
2167    $form->endFieldset();
2168    trigger_event('HTML_'.strtoupper($name).'FORM_OUTPUT', $form, 'html_form_output', false);
2169}
2170
2171/**
2172 * Form print function.
2173 * Just calls printForm() on the data object.
2174 *
2175 * @param Doku_Form $data The form
2176 */
2177function html_form_output($data) {
2178    $data->printForm();
2179}
2180
2181/**
2182 * Embed a flash object in HTML
2183 *
2184 * This will create the needed HTML to embed a flash movie in a cross browser
2185 * compatble way using valid XHTML
2186 *
2187 * The parameters $params, $flashvars and $atts need to be associative arrays.
2188 * No escaping needs to be done for them. The alternative content *has* to be
2189 * escaped because it is used as is. If no alternative content is given
2190 * $lang['noflash'] is used.
2191 *
2192 * @author Andreas Gohr <andi@splitbrain.org>
2193 * @link   http://latrine.dgx.cz/how-to-correctly-insert-a-flash-into-xhtml
2194 *
2195 * @param string $swf      - the SWF movie to embed
2196 * @param int $width       - width of the flash movie in pixels
2197 * @param int $height      - height of the flash movie in pixels
2198 * @param array $params    - additional parameters (<param>)
2199 * @param array $flashvars - parameters to be passed in the flashvar parameter
2200 * @param array $atts      - additional attributes for the <object> tag
2201 * @param string $alt      - alternative content (is NOT automatically escaped!)
2202 * @return string         - the XHTML markup
2203 */
2204function html_flashobject($swf,$width,$height,$params=null,$flashvars=null,$atts=null,$alt=''){
2205    global $lang;
2206
2207    $out = '';
2208
2209    // prepare the object attributes
2210    if(is_null($atts)) $atts = array();
2211    $atts['width']  = (int) $width;
2212    $atts['height'] = (int) $height;
2213    if(!$atts['width'])  $atts['width']  = 425;
2214    if(!$atts['height']) $atts['height'] = 350;
2215
2216    // add object attributes for standard compliant browsers
2217    $std = $atts;
2218    $std['type'] = 'application/x-shockwave-flash';
2219    $std['data'] = $swf;
2220
2221    // add object attributes for IE
2222    $ie  = $atts;
2223    $ie['classid'] = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
2224
2225    // open object (with conditional comments)
2226    $out .= '<!--[if !IE]> -->'.NL;
2227    $out .= '<object '.buildAttributes($std).'>'.NL;
2228    $out .= '<!-- <![endif]-->'.NL;
2229    $out .= '<!--[if IE]>'.NL;
2230    $out .= '<object '.buildAttributes($ie).'>'.NL;
2231    $out .= '    <param name="movie" value="'.hsc($swf).'" />'.NL;
2232    $out .= '<!--><!-- -->'.NL;
2233
2234    // print params
2235    if(is_array($params)) foreach($params as $key => $val){
2236        $out .= '  <param name="'.hsc($key).'" value="'.hsc($val).'" />'.NL;
2237    }
2238
2239    // add flashvars
2240    if(is_array($flashvars)){
2241        $out .= '  <param name="FlashVars" value="'.buildURLparams($flashvars).'" />'.NL;
2242    }
2243
2244    // alternative content
2245    if($alt){
2246        $out .= $alt.NL;
2247    }else{
2248        $out .= $lang['noflash'].NL;
2249    }
2250
2251    // finish
2252    $out .= '</object>'.NL;
2253    $out .= '<!-- <![endif]-->'.NL;
2254
2255    return $out;
2256}
2257
2258/**
2259 * Prints HTML code for the given tab structure
2260 *
2261 * @param array  $tabs        tab structure
2262 * @param string $current_tab the current tab id
2263 */
2264function html_tabs($tabs, $current_tab = null) {
2265    echo '<ul class="tabs">'.NL;
2266
2267    foreach($tabs as $id => $tab) {
2268        html_tab($tab['href'], $tab['caption'], $id === $current_tab);
2269    }
2270
2271    echo '</ul>'.NL;
2272}
2273
2274/**
2275 * Prints a single tab
2276 *
2277 * @author Kate Arzamastseva <pshns@ukr.net>
2278 * @author Adrian Lang <mail@adrianlang.de>
2279 *
2280 * @param string $href - tab href
2281 * @param string $caption - tab caption
2282 * @param boolean $selected - is tab selected
2283 */
2284
2285function html_tab($href, $caption, $selected=false) {
2286    $tab = '<li>';
2287    if ($selected) {
2288        $tab .= '<strong>';
2289    } else {
2290        $tab .= '<a href="' . hsc($href) . '">';
2291    }
2292    $tab .= hsc($caption)
2293         .  '</' . ($selected ? 'strong' : 'a') . '>'
2294         .  '</li>'.NL;
2295    echo $tab;
2296}
2297
2298/**
2299 * Display size change
2300 *
2301 * @param int $sizechange - size of change in Bytes
2302 * @param Doku_Form $form - form to add elements to
2303 */
2304
2305function html_sizechange($sizechange, Doku_Form $form) {
2306    if(isset($sizechange)) {
2307        $class = 'sizechange';
2308        $value = filesize_h(abs($sizechange));
2309        if($sizechange > 0) {
2310            $class .= ' positive';
2311            $value = '+' . $value;
2312        } elseif($sizechange < 0) {
2313            $class .= ' negative';
2314            $value = '-' . $value;
2315        } else {
2316            $value = '±' . $value;
2317        }
2318        $form->addElement(form_makeOpenTag('span', array('class' => $class)));
2319        $form->addElement($value);
2320        $form->addElement(form_makeCloseTag('span'));
2321    }
2322}
2323