xref: /dokuwiki/inc/html.php (revision a4fb25f78eda9f7ef1442a800ed0956a9a4e4101) 
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', $form);
65    print '</div>'.NL;
66}
67
68
69/**
70 * Denied page content
71 *
72 * @return string html
73 */
74function html_denied() {
75    print p_locale_xhtml('denied');
76
77    if(!$_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($params)){
211        reset($params);
212        while (list($key, $val) = each($params)) {
213            $ret .= '<input type="hidden" name="'.$key.'" ';
214            $ret .= 'value="'.htmlspecialchars($val).'" />';
215        }
216    }
217
218    if ($tooltip!='') {
219        $tip = htmlspecialchars($tooltip);
220    }else{
221        $tip = htmlspecialchars($label);
222    }
223
224    $ret .= '<button type="submit" ';
225    if($akey){
226        $tip .= ' ['.strtoupper($akey).']';
227        $ret .= 'accesskey="'.$akey.'" ';
228    }
229    $ret .= 'title="'.$tip.'" ';
230    $ret .= '/>';
231    $ret .= hsc($label);
232    $ret .= '</button>';
233    $ret .= '</div></form>';
234
235    return $ret;
236}
237/**
238 * show a revision warning
239 *
240 * @author Szymon Olewniczak <dokuwiki@imz.re>
241 */
242function html_showrev() {
243    print p_locale_xhtml('showrev');
244}
245
246/**
247 * Show a wiki page
248 *
249 * @author Andreas Gohr <andi@splitbrain.org>
250 *
251 * @param null|string $txt wiki text or null for showing $ID
252 */
253function html_show($txt=null){
254    global $ID;
255    global $REV;
256    global $HIGH;
257    global $INFO;
258    global $DATE_AT;
259    //disable section editing for old revisions or in preview
260    if($txt || $REV){
261        $secedit = false;
262    }else{
263        $secedit = true;
264    }
265
266    if (!is_null($txt)){
267        //PreviewHeader
268        echo '<br id="scroll__here" />';
269        echo p_locale_xhtml('preview');
270        echo '<div class="preview"><div class="pad">';
271        $html = html_secedit(p_render('xhtml',p_get_instructions($txt),$info),$secedit);
272        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
273        echo $html;
274        echo '<div class="clearer"></div>';
275        echo '</div></div>';
276
277    }else{
278        if ($REV||$DATE_AT){
279            $data = array('rev' => &$REV, 'date_at' => &$DATE_AT);
280            trigger_event('HTML_SHOWREV_OUTPUT', $data, 'html_showrev');
281        }
282        $html = p_wiki_xhtml($ID,$REV,true,$DATE_AT);
283        $html = html_secedit($html,$secedit);
284        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
285        $html = html_hilight($html,$HIGH);
286        echo $html;
287    }
288}
289
290/**
291 * ask the user about how to handle an exisiting draft
292 *
293 * @author Andreas Gohr <andi@splitbrain.org>
294 */
295function html_draft(){
296    global $INFO;
297    global $ID;
298    global $lang;
299    $draft = unserialize(io_readFile($INFO['draft'],false));
300    $text  = cleanText(con($draft['prefix'],$draft['text'],$draft['suffix'],true));
301
302    print p_locale_xhtml('draft');
303    $form = new Doku_Form(array('id' => 'dw__editform'));
304    $form->addHidden('id', $ID);
305    $form->addHidden('date', $draft['date']);
306    $form->addElement(form_makeWikiText($text, array('readonly'=>'readonly')));
307    $form->addElement(form_makeOpenTag('div', array('id'=>'draft__status')));
308    $form->addElement($lang['draftdate'].' '. dformat(filemtime($INFO['draft'])));
309    $form->addElement(form_makeCloseTag('div'));
310    $form->addElement(form_makeButton('submit', 'recover', $lang['btn_recover'], array('tabindex'=>'1')));
311    $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_draftdel'], array('tabindex'=>'2')));
312    $form->addElement(form_makeButton('submit', 'show', $lang['btn_cancel'], array('tabindex'=>'3')));
313    html_form('draft', $form);
314}
315
316/**
317 * Highlights searchqueries in HTML code
318 *
319 * @author Andreas Gohr <andi@splitbrain.org>
320 * @author Harry Fuecks <hfuecks@gmail.com>
321 *
322 * @param string $html
323 * @param array|string $phrases
324 * @return string html
325 */
326function html_hilight($html,$phrases){
327    $phrases = (array) $phrases;
328    $phrases = array_map('preg_quote_cb', $phrases);
329    $phrases = array_map('ft_snippet_re_preprocess', $phrases);
330    $phrases = array_filter($phrases);
331    $regex = join('|',$phrases);
332
333    if ($regex === '') return $html;
334    if (!utf8_check($regex)) return $html;
335    $html = @preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback',$html);
336    return $html;
337}
338
339/**
340 * Callback used by html_hilight()
341 *
342 * @author Harry Fuecks <hfuecks@gmail.com>
343 *
344 * @param array $m matches
345 * @return string html
346 */
347function html_hilight_callback($m) {
348    $hlight = unslash($m[0]);
349    if ( !isset($m[2])) {
350        $hlight = '<span class="search_hit">'.$hlight.'</span>';
351    }
352    return $hlight;
353}
354
355/**
356 * Run a search and display the result
357 *
358 * @author Andreas Gohr <andi@splitbrain.org>
359 */
360function html_search(){
361    global $QUERY, $ID;
362    global $lang;
363
364    $intro = p_locale_xhtml('searchpage');
365    // allow use of placeholder in search intro
366    $pagecreateinfo = (auth_quickaclcheck($ID) >= AUTH_CREATE) ? $lang['searchcreatepage'] : '';
367    $intro = str_replace(
368        array('@QUERY@', '@SEARCH@', '@CREATEPAGEINFO@'),
369        array(hsc(rawurlencode($QUERY)), hsc($QUERY), $pagecreateinfo),
370        $intro
371    );
372    echo $intro;
373    flush();
374
375    //show progressbar
376    print '<div id="dw__loading">'.NL;
377    print '<script type="text/javascript">/*<![CDATA[*/'.NL;
378    print 'showLoadBar();'.NL;
379    print '/*!]]>*/</script>'.NL;
380    print '</div>'.NL;
381    flush();
382
383    //do quick pagesearch
384    $data = ft_pageLookup($QUERY,true,useHeading('navigation'));
385    if(count($data)){
386        print '<div class="search_quickresult">';
387        print '<h3>'.$lang['quickhits'].':</h3>';
388        print '<ul class="search_quickhits">';
389        foreach($data as $id => $title){
390            print '<li> ';
391            if (useHeading('navigation')) {
392                $name = $title;
393            }else{
394                $ns = getNS($id);
395                if($ns){
396                    $name = shorten(noNS($id), ' ('.$ns.')',30);
397                }else{
398                    $name = $id;
399                }
400            }
401            print html_wikilink(':'.$id,$name);
402            print '</li> ';
403        }
404        print '</ul> ';
405        //clear float (see http://www.complexspiral.com/publications/containing-floats/)
406        print '<div class="clearer"></div>';
407        print '</div>';
408    }
409    flush();
410
411    //do fulltext search
412    $data = ft_pageSearch($QUERY,$regex);
413    if(count($data)){
414        print '<dl class="search_results">';
415        $num = 1;
416        foreach($data as $id => $cnt){
417            print '<dt>';
418            print html_wikilink(':'.$id,useHeading('navigation')?null:$id,$regex);
419            if($cnt !== 0){
420                print ': '.$cnt.' '.$lang['hits'].'';
421            }
422            print '</dt>';
423            if($cnt !== 0){
424                if($num < FT_SNIPPET_NUMBER){ // create snippets for the first number of matches only
425                    print '<dd>'.ft_snippet($id,$regex).'</dd>';
426                }
427                $num++;
428            }
429            flush();
430        }
431        print '</dl>';
432    }else{
433        print '<div class="nothing">'.$lang['nothingfound'].'</div>';
434    }
435
436    //hide progressbar
437    print '<script type="text/javascript">/*<![CDATA[*/'.NL;
438    print 'hideLoadBar("dw__loading");'.NL;
439    print '/*!]]>*/</script>'.NL;
440    flush();
441}
442
443/**
444 * Display error on locked pages
445 *
446 * @author Andreas Gohr <andi@splitbrain.org>
447 */
448function html_locked(){
449    global $ID;
450    global $conf;
451    global $lang;
452    global $INFO;
453
454    $locktime = filemtime(wikiLockFN($ID));
455    $expire = dformat($locktime + $conf['locktime']);
456    $min    = round(($conf['locktime'] - (time() - $locktime) )/60);
457
458    print p_locale_xhtml('locked');
459    print '<ul>';
460    print '<li><div class="li"><strong>'.$lang['lockedby'].'</strong> '.editorinfo($INFO['locked']).'</div></li>';
461    print '<li><div class="li"><strong>'.$lang['lockexpire'].'</strong> '.$expire.' ('.$min.' min)</div></li>';
462    print '</ul>';
463}
464
465/**
466 * list old revisions
467 *
468 * @author Andreas Gohr <andi@splitbrain.org>
469 * @author Ben Coburn <btcoburn@silicodon.net>
470 * @author Kate Arzamastseva <pshns@ukr.net>
471 *
472 * @param int $first skip the first n changelog lines
473 * @param bool|string $media_id id of media, or false for current page
474 */
475function html_revisions($first=0, $media_id = false){
476    global $ID;
477    global $INFO;
478    global $conf;
479    global $lang;
480    $id = $ID;
481    if ($media_id) {
482        $id = $media_id;
483        $changelog = new MediaChangeLog($id);
484    } else {
485        $changelog = new PageChangeLog($id);
486    }
487
488    /* we need to get one additional log entry to be able to
489     * decide if this is the last page or is there another one.
490     * see html_recent()
491     */
492
493    $revisions = $changelog->getRevisions($first, $conf['recent']+1);
494
495    if(count($revisions)==0 && $first!=0){
496        $first=0;
497        $revisions = $changelog->getRevisions($first, $conf['recent']+1);
498    }
499    $hasNext = false;
500    if (count($revisions)>$conf['recent']) {
501        $hasNext = true;
502        array_pop($revisions); // remove extra log entry
503    }
504
505    if (!$media_id) $date = dformat($INFO['lastmod']);
506    else $date = dformat(@filemtime(mediaFN($id)));
507
508    if (!$media_id) print p_locale_xhtml('revisions');
509
510    $params = array('id' => 'page__revisions', 'class' => 'changes');
511    if ($media_id) $params['action'] = media_managerURL(array('image' => $media_id), '&');
512
513    $form = new Doku_Form($params);
514    $form->addElement(form_makeOpenTag('ul'));
515
516    if (!$media_id) $exists = $INFO['exists'];
517    else $exists = file_exists(mediaFN($id));
518
519    $display_name = (!$media_id && useHeading('navigation')) ? hsc(p_get_first_heading($id)) : $id;
520    if (!$display_name) $display_name = $id;
521
522    if($exists && $first==0){
523        if (!$media_id && isset($INFO['meta']) && isset($INFO['meta']['last_change']) && $INFO['meta']['last_change']['type']===DOKU_CHANGE_TYPE_MINOR_EDIT)
524            $form->addElement(form_makeOpenTag('li', array('class' => 'minor')));
525        else
526            $form->addElement(form_makeOpenTag('li'));
527        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
528        $form->addElement(form_makeTag('input', array(
529                        'type' => 'checkbox',
530                        'name' => 'rev2[]',
531                        'value' => 'current')));
532
533        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
534        $form->addElement($date);
535        $form->addElement(form_makeCloseTag('span'));
536
537        $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
538
539        if (!$media_id) $href = wl($id);
540        else $href = media_managerURL(array('image' => $id, 'tab_details' => 'view'), '&');
541        $form->addElement(form_makeOpenTag('a', array(
542                        'class' => 'wikilink1',
543                        'href'  => $href)));
544        $form->addElement($display_name);
545        $form->addElement(form_makeCloseTag('a'));
546
547        if ($media_id) $form->addElement(form_makeOpenTag('div'));
548
549        if (!$media_id) {
550            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
551            $form->addElement(' – ');
552            $form->addElement(htmlspecialchars($INFO['sum']));
553            $form->addElement(form_makeCloseTag('span'));
554        }
555
556        $changelog->setChunkSize(1024);
557
558        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
559        if($media_id) {
560            $revinfo = $changelog->getRevisionInfo(@filemtime(fullpath(mediaFN($id))));
561            if($revinfo['user']) {
562                $editor = $revinfo['user'];
563            } else {
564                $editor = $revinfo['ip'];
565            }
566        } else {
567            $editor = $INFO['editor'];
568        }
569        $form->addElement((empty($editor))?('('.$lang['external_edit'].')'):editorinfo($editor));
570        $form->addElement(form_makeCloseTag('span'));
571
572        $form->addElement('('.$lang['current'].')');
573
574        if ($media_id) $form->addElement(form_makeCloseTag('div'));
575
576        $form->addElement(form_makeCloseTag('div'));
577        $form->addElement(form_makeCloseTag('li'));
578    }
579
580    foreach($revisions as $rev){
581        $date = dformat($rev);
582        $info = $changelog->getRevisionInfo($rev);
583        if($media_id) {
584            $exists = file_exists(mediaFN($id, $rev));
585        } else {
586            $exists = page_exists($id, $rev);
587        }
588
589        if ($info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT)
590            $form->addElement(form_makeOpenTag('li', array('class' => 'minor')));
591        else
592            $form->addElement(form_makeOpenTag('li'));
593        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
594        if($exists){
595            $form->addElement(form_makeTag('input', array(
596                            'type' => 'checkbox',
597                            'name' => 'rev2[]',
598                            'value' => $rev)));
599        }else{
600            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
601        }
602
603        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
604        $form->addElement($date);
605        $form->addElement(form_makeCloseTag('span'));
606
607        if($exists){
608            if (!$media_id) $href = wl($id,"rev=$rev,do=diff", false, '&');
609            else $href = media_managerURL(array('image' => $id, 'rev' => $rev, 'mediado' => 'diff'), '&');
610            $form->addElement(form_makeOpenTag('a', array('href' => $href, 'class' => 'diff_link')));
611            $form->addElement(form_makeTag('img', array(
612                            'src'    => DOKU_BASE.'lib/images/diff.png',
613                            'width'  => 15,
614                            'height' => 11,
615                            'title'  => $lang['diff'],
616                            'alt'    => $lang['diff'])));
617            $form->addElement(form_makeCloseTag('a'));
618            if (!$media_id) $href = wl($id,"rev=$rev",false,'&');
619            else $href = media_managerURL(array('image' => $id, 'tab_details' => 'view', 'rev' => $rev), '&');
620            $form->addElement(form_makeOpenTag('a', array('href' => $href, 'class' => 'wikilink1')));
621            $form->addElement($display_name);
622            $form->addElement(form_makeCloseTag('a'));
623        }else{
624            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
625            $form->addElement($display_name);
626        }
627
628        if ($media_id) $form->addElement(form_makeOpenTag('div'));
629
630        if ($info['sum']) {
631            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
632            if (!$media_id) $form->addElement(' – ');
633            $form->addElement('<bdi>'.htmlspecialchars($info['sum']).'</bdi>');
634            $form->addElement(form_makeCloseTag('span'));
635        }
636
637        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
638        if($info['user']){
639            $form->addElement('<bdi>'.editorinfo($info['user']).'</bdi>');
640            if(auth_ismanager()){
641                $form->addElement(' <bdo dir="ltr">('.$info['ip'].')</bdo>');
642            }
643        }else{
644            $form->addElement('<bdo dir="ltr">'.$info['ip'].'</bdo>');
645        }
646        $form->addElement(form_makeCloseTag('span'));
647
648        if ($media_id) $form->addElement(form_makeCloseTag('div'));
649
650        $form->addElement(form_makeCloseTag('div'));
651        $form->addElement(form_makeCloseTag('li'));
652    }
653    $form->addElement(form_makeCloseTag('ul'));
654    if (!$media_id) {
655        $form->addElement(form_makeButton('submit', 'diff', $lang['diff2']));
656    } else {
657        $form->addHidden('mediado', 'diff');
658        $form->addElement(form_makeButton('submit', '', $lang['diff2']));
659    }
660    html_form('revisions', $form);
661
662    print '<div class="pagenav">';
663    $last = $first + $conf['recent'];
664    if ($first > 0) {
665        $first -= $conf['recent'];
666        if ($first < 0) $first = 0;
667        print '<div class="pagenav-prev">';
668        if ($media_id) {
669            print html_btn('newer',$media_id,"p",media_managerURL(array('first' => $first), '&amp;', false, true));
670        } else {
671            print html_btn('newer',$id,"p",array('do' => 'revisions', 'first' => $first));
672        }
673        print '</div>';
674    }
675    if ($hasNext) {
676        print '<div class="pagenav-next">';
677        if ($media_id) {
678            print html_btn('older',$media_id,"n",media_managerURL(array('first' => $last), '&amp;', false, true));
679        } else {
680            print html_btn('older',$id,"n",array('do' => 'revisions', 'first' => $last));
681        }
682        print '</div>';
683    }
684    print '</div>';
685
686}
687
688/**
689 * display recent changes
690 *
691 * @author Andreas Gohr <andi@splitbrain.org>
692 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
693 * @author Ben Coburn <btcoburn@silicodon.net>
694 * @author Kate Arzamastseva <pshns@ukr.net>
695 *
696 * @param int $first
697 * @param string $show_changes
698 */
699function html_recent($first=0, $show_changes='both'){
700    global $conf;
701    global $lang;
702    global $ID;
703    /* we need to get one additionally log entry to be able to
704     * decide if this is the last page or is there another one.
705     * This is the cheapest solution to get this information.
706     */
707    $flags = 0;
708    if ($show_changes == 'mediafiles' && $conf['mediarevisions']) {
709        $flags = RECENTS_MEDIA_CHANGES;
710    } elseif ($show_changes == 'pages') {
711        $flags = 0;
712    } elseif ($conf['mediarevisions']) {
713        $show_changes = 'both';
714        $flags = RECENTS_MEDIA_PAGES_MIXED;
715    }
716
717    $recents = getRecents($first,$conf['recent'] + 1,getNS($ID),$flags);
718    if(count($recents) == 0 && $first != 0){
719        $first=0;
720        $recents = getRecents($first,$conf['recent'] + 1,getNS($ID),$flags);
721    }
722    $hasNext = false;
723    if (count($recents)>$conf['recent']) {
724        $hasNext = true;
725        array_pop($recents); // remove extra log entry
726    }
727
728    print p_locale_xhtml('recent');
729
730    if (getNS($ID) != '')
731        print '<div class="level1"><p>' . sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent')) . '</p></div>';
732
733    $form = new Doku_Form(array('id' => 'dw__recent', 'method' => 'GET', 'class' => 'changes'));
734    $form->addHidden('sectok', null);
735    $form->addHidden('do', 'recent');
736    $form->addHidden('id', $ID);
737
738    if ($conf['mediarevisions']) {
739        $form->addElement('<div class="changeType">');
740        $form->addElement(form_makeListboxField(
741                    'show_changes',
742                    array(
743                        'pages'      => $lang['pages_changes'],
744                        'mediafiles' => $lang['media_changes'],
745                        'both'       => $lang['both_changes']),
746                    $show_changes,
747                    $lang['changes_type'],
748                    '','',
749                    array('class'=>'quickselect')));
750
751        $form->addElement(form_makeButton('submit', 'recent', $lang['btn_apply']));
752        $form->addElement('</div>');
753    }
754
755    $form->addElement(form_makeOpenTag('ul'));
756
757    foreach($recents as $recent){
758        $date = dformat($recent['date']);
759        if ($recent['type']===DOKU_CHANGE_TYPE_MINOR_EDIT)
760            $form->addElement(form_makeOpenTag('li', array('class' => 'minor')));
761        else
762            $form->addElement(form_makeOpenTag('li'));
763
764        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
765
766        if (!empty($recent['media'])) {
767            $form->addElement(media_printicon($recent['id']));
768        } else {
769            $icon = DOKU_BASE.'lib/images/fileicons/file.png';
770            $form->addElement('<img src="'.$icon.'" alt="'.$recent['id'].'" class="icon" />');
771        }
772
773        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
774        $form->addElement($date);
775        $form->addElement(form_makeCloseTag('span'));
776
777        $diff = false;
778        $href = '';
779
780        if (!empty($recent['media'])) {
781            $changelog = new MediaChangeLog($recent['id']);
782            $revs = $changelog->getRevisions(0, 1);
783            $diff = (count($revs) && file_exists(mediaFN($recent['id'])));
784            if ($diff) {
785                $href = media_managerURL(array(
786                                             'tab_details' => 'history',
787                                             'mediado' => 'diff',
788                                             'image' => $recent['id'],
789                                             'ns' => getNS($recent['id'])
790                                         ), '&');
791            }
792        } else {
793            $href = wl($recent['id'],"do=diff", false, '&');
794        }
795
796        if (!empty($recent['media']) && !$diff) {
797            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
798        } else {
799            $form->addElement(form_makeOpenTag('a', array('class' => 'diff_link', 'href' => $href)));
800            $form->addElement(form_makeTag('img', array(
801                            'src'   => DOKU_BASE.'lib/images/diff.png',
802                            'width' => 15,
803                            'height'=> 11,
804                            'title' => $lang['diff'],
805                            'alt'   => $lang['diff']
806                            )));
807            $form->addElement(form_makeCloseTag('a'));
808        }
809
810        if (!empty($recent['media'])) {
811            $href = media_managerURL(array('tab_details' => 'history',
812                'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
813        } else {
814            $href = wl($recent['id'],"do=revisions",false,'&');
815        }
816        $form->addElement(form_makeOpenTag('a', array('class' => 'revisions_link', 'href' => $href)));
817        $form->addElement(form_makeTag('img', array(
818                        'src'   => DOKU_BASE.'lib/images/history.png',
819                        'width' => 12,
820                        'height'=> 14,
821                        'title' => $lang['btn_revs'],
822                        'alt'   => $lang['btn_revs']
823                        )));
824        $form->addElement(form_makeCloseTag('a'));
825
826        if (!empty($recent['media'])) {
827            $href = media_managerURL(array('tab_details' => 'view', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
828            $class = (file_exists(mediaFN($recent['id']))) ? 'wikilink1' : $class = 'wikilink2';
829            $form->addElement(form_makeOpenTag('a', array('class' => $class, 'href' => $href)));
830            $form->addElement($recent['id']);
831            $form->addElement(form_makeCloseTag('a'));
832        } else {
833            $form->addElement(html_wikilink(':'.$recent['id'],useHeading('navigation')?null:$recent['id']));
834        }
835        $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
836        $form->addElement(' – '.htmlspecialchars($recent['sum']));
837        $form->addElement(form_makeCloseTag('span'));
838
839        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
840        if($recent['user']){
841            $form->addElement('<bdi>'.editorinfo($recent['user']).'</bdi>');
842            if(auth_ismanager()){
843                $form->addElement(' <bdo dir="ltr">('.$recent['ip'].')</bdo>');
844            }
845        }else{
846            $form->addElement('<bdo dir="ltr">'.$recent['ip'].'</bdo>');
847        }
848        $form->addElement(form_makeCloseTag('span'));
849
850        $form->addElement(form_makeCloseTag('div'));
851        $form->addElement(form_makeCloseTag('li'));
852    }
853    $form->addElement(form_makeCloseTag('ul'));
854
855    $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav')));
856    $last = $first + $conf['recent'];
857    if ($first > 0) {
858        $first -= $conf['recent'];
859        if ($first < 0) $first = 0;
860        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-prev')));
861        $form->addElement(form_makeOpenTag('button', array(
862                    'type'  => 'submit',
863                    'name'  => 'first['.$first.']',
864                    'accesskey' => 'n',
865                    'title' => $lang['btn_newer'].' [N]',
866                    'class' => 'button show'
867                    )));
868        $form->addElement($lang['btn_newer']);
869        $form->addElement(form_makeCloseTag('button'));
870        $form->addElement(form_makeCloseTag('div'));
871    }
872    if ($hasNext) {
873        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-next')));
874        $form->addElement(form_makeOpenTag('button', array(
875                        'type'  => 'submit',
876                        'name'  => 'first['.$last.']',
877                        'accesskey' => 'p',
878                        'title' => $lang['btn_older'].' [P]',
879                        'class' => 'button show'
880                        )));
881        $form->addElement($lang['btn_older']);
882        $form->addElement(form_makeCloseTag('button'));
883        $form->addElement(form_makeCloseTag('div'));
884    }
885    $form->addElement(form_makeCloseTag('div'));
886    html_form('recent', $form);
887}
888
889/**
890 * Display page index
891 *
892 * @author Andreas Gohr <andi@splitbrain.org>
893 *
894 * @param string $ns
895 */
896function html_index($ns){
897    global $conf;
898    global $ID;
899    $ns  = cleanID($ns);
900    #fixme use appropriate function
901    if(empty($ns)){
902        $ns = dirname(str_replace(':','/',$ID));
903        if($ns == '.') $ns ='';
904    }
905    $ns  = utf8_encodeFN(str_replace(':','/',$ns));
906
907    echo p_locale_xhtml('index');
908    echo '<div id="index__tree">';
909
910    $data = array();
911    search($data,$conf['datadir'],'search_index',array('ns' => $ns));
912    echo html_buildlist($data,'idx','html_list_index','html_li_index');
913
914    echo '</div>';
915}
916
917/**
918 * Index item formatter
919 *
920 * User function for html_buildlist()
921 *
922 * @author Andreas Gohr <andi@splitbrain.org>
923 *
924 * @param array $item
925 * @return string
926 */
927function html_list_index($item){
928    global $ID, $conf;
929
930    // prevent searchbots needlessly following links
931    $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? ' rel="nofollow"' : '';
932
933    $ret = '';
934    $base = ':'.$item['id'];
935    $base = substr($base,strrpos($base,':')+1);
936    if($item['type']=='d'){
937        // FS#2766, no need for search bots to follow namespace links in the index
938        $ret .= '<a href="'.wl($ID,'idx='.rawurlencode($item['id'])).'" title="' . $item['id'] . '" class="idx_dir"' . $nofollow . '><strong>';
939        $ret .= $base;
940        $ret .= '</strong></a>';
941    }else{
942        // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
943        $ret .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
944    }
945    return $ret;
946}
947
948/**
949 * Index List item
950 *
951 * This user function is used in html_buildlist to build the
952 * <li> tags for namespaces when displaying the page index
953 * it gives different classes to opened or closed "folders"
954 *
955 * @author Andreas Gohr <andi@splitbrain.org>
956 *
957 * @param array $item
958 * @return string html
959 */
960function html_li_index($item){
961    global $INFO;
962
963    $class = '';
964    $id = '';
965
966    if($item['type'] == "f"){
967        // scroll to the current item
968        if($item['id'] == $INFO['id']) {
969            $id = ' id="scroll__here"';
970            $class = ' bounce';
971        }
972        return '<li class="level'.$item['level'].$class.'" '.$id.'>';
973    }elseif($item['open']){
974        return '<li class="open">';
975    }else{
976        return '<li class="closed">';
977    }
978}
979
980/**
981 * Default List item
982 *
983 * @author Andreas Gohr <andi@splitbrain.org>
984 *
985 * @param array $item
986 * @return string html
987 */
988function html_li_default($item){
989    return '<li class="level'.$item['level'].'">';
990}
991
992/**
993 * Build an unordered list
994 *
995 * Build an unordered list from the given $data array
996 * Each item in the array has to have a 'level' property
997 * the item itself gets printed by the given $func user
998 * function. The second and optional function is used to
999 * print the <li> tag. Both user function need to accept
1000 * a single item.
1001 *
1002 * Both user functions can be given as array to point to
1003 * a member of an object.
1004 *
1005 * @author Andreas Gohr <andi@splitbrain.org>
1006 *
1007 * @param array    $data  array with item arrays
1008 * @param string   $class class of ul wrapper
1009 * @param callable $func  callback to print an list item
1010 * @param callable $lifunc callback to the opening li tag
1011 * @param bool     $forcewrapper Trigger building a wrapper ul if the first level is
1012 *                               0 (we have a root object) or 1 (just the root content)
1013 * @return string html of an unordered list
1014 */
1015function html_buildlist($data,$class,$func,$lifunc='html_li_default',$forcewrapper=false){
1016    if (count($data) === 0) {
1017        return '';
1018    }
1019
1020    $start_level = $data[0]['level'];
1021    $level = $start_level;
1022    $ret   = '';
1023    $open  = 0;
1024
1025    foreach ($data as $item){
1026
1027        if( $item['level'] > $level ){
1028            //open new list
1029            for($i=0; $i<($item['level'] - $level); $i++){
1030                if ($i) $ret .= "<li class=\"clear\">";
1031                $ret .= "\n<ul class=\"$class\">\n";
1032                $open++;
1033            }
1034            $level = $item['level'];
1035
1036        }elseif( $item['level'] < $level ){
1037            //close last item
1038            $ret .= "</li>\n";
1039            while( $level > $item['level'] && $open > 0 ){
1040                //close higher lists
1041                $ret .= "</ul>\n</li>\n";
1042                $level--;
1043                $open--;
1044            }
1045        } elseif ($ret !== '') {
1046            //close previous item
1047            $ret .= "</li>\n";
1048        }
1049
1050        //print item
1051        $ret .= call_user_func($lifunc,$item);
1052        $ret .= '<div class="li">';
1053
1054        $ret .= call_user_func($func,$item);
1055        $ret .= '</div>';
1056    }
1057
1058    //close remaining items and lists
1059    $ret .= "</li>\n";
1060    while($open-- > 0) {
1061        $ret .= "</ul></li>\n";
1062    }
1063
1064    if ($forcewrapper || $start_level < 2) {
1065        // Trigger building a wrapper ul if the first level is
1066        // 0 (we have a root object) or 1 (just the root content)
1067        $ret = "\n<ul class=\"$class\">\n".$ret."</ul>\n";
1068    }
1069
1070    return $ret;
1071}
1072
1073/**
1074 * display backlinks
1075 *
1076 * @author Andreas Gohr <andi@splitbrain.org>
1077 * @author Michael Klier <chi@chimeric.de>
1078 */
1079function html_backlinks(){
1080    global $ID;
1081    global $lang;
1082
1083    print p_locale_xhtml('backlinks');
1084
1085    $data = ft_backlinks($ID);
1086
1087    if(!empty($data)) {
1088        print '<ul class="idx">';
1089        foreach($data as $blink){
1090            print '<li><div class="li">';
1091            print html_wikilink(':'.$blink,useHeading('navigation')?null:$blink);
1092            print '</div></li>';
1093        }
1094        print '</ul>';
1095    } else {
1096        print '<div class="level1"><p>' . $lang['nothingfound'] . '</p></div>';
1097    }
1098}
1099
1100/**
1101 * Get header of diff HTML
1102 *
1103 * @param string $l_rev   Left revisions
1104 * @param string $r_rev   Right revision
1105 * @param string $id      Page id, if null $ID is used
1106 * @param bool   $media   If it is for media files
1107 * @param bool   $inline  Return the header on a single line
1108 * @return string[] HTML snippets for diff header
1109 */
1110function html_diff_head($l_rev, $r_rev, $id = null, $media = false, $inline = false) {
1111    global $lang;
1112    if ($id === null) {
1113        global $ID;
1114        $id = $ID;
1115    }
1116    $head_separator = $inline ? ' ' : '<br />';
1117    $media_or_wikiFN = $media ? 'mediaFN' : 'wikiFN';
1118    $ml_or_wl = $media ? 'ml' : 'wl';
1119    $l_minor = $r_minor = '';
1120
1121    if($media) {
1122        $changelog = new MediaChangeLog($id);
1123    } else {
1124        $changelog = new PageChangeLog($id);
1125    }
1126    if(!$l_rev){
1127        $l_head = '&mdash;';
1128    }else{
1129        $l_info   = $changelog->getRevisionInfo($l_rev);
1130        if($l_info['user']){
1131            $l_user = '<bdi>'.editorinfo($l_info['user']).'</bdi>';
1132            if(auth_ismanager()) $l_user .= ' <bdo dir="ltr">('.$l_info['ip'].')</bdo>';
1133        } else {
1134            $l_user = '<bdo dir="ltr">'.$l_info['ip'].'</bdo>';
1135        }
1136        $l_user  = '<span class="user">'.$l_user.'</span>';
1137        $l_sum   = ($l_info['sum']) ? '<span class="sum"><bdi>'.hsc($l_info['sum']).'</bdi></span>' : '';
1138        if ($l_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $l_minor = 'class="minor"';
1139
1140        $l_head_title = ($media) ? dformat($l_rev) : $id.' ['.dformat($l_rev).']';
1141        $l_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$l_rev").'">'.
1142        $l_head_title.'</a></bdi>'.
1143        $head_separator.$l_user.' '.$l_sum;
1144    }
1145
1146    if($r_rev){
1147        $r_info   = $changelog->getRevisionInfo($r_rev);
1148        if($r_info['user']){
1149            $r_user = '<bdi>'.editorinfo($r_info['user']).'</bdi>';
1150            if(auth_ismanager()) $r_user .= ' <bdo dir="ltr">('.$r_info['ip'].')</bdo>';
1151        } else {
1152            $r_user = '<bdo dir="ltr">'.$r_info['ip'].'</bdo>';
1153        }
1154        $r_user = '<span class="user">'.$r_user.'</span>';
1155        $r_sum  = ($r_info['sum']) ? '<span class="sum"><bdi>'.hsc($r_info['sum']).'</bdi></span>' : '';
1156        if ($r_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1157
1158        $r_head_title = ($media) ? dformat($r_rev) : $id.' ['.dformat($r_rev).']';
1159        $r_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$r_rev").'">'.
1160        $r_head_title.'</a></bdi>'.
1161        $head_separator.$r_user.' '.$r_sum;
1162    }elseif($_rev = @filemtime($media_or_wikiFN($id))){
1163        $_info   = $changelog->getRevisionInfo($_rev);
1164        if($_info['user']){
1165            $_user = '<bdi>'.editorinfo($_info['user']).'</bdi>';
1166            if(auth_ismanager()) $_user .= ' <bdo dir="ltr">('.$_info['ip'].')</bdo>';
1167        } else {
1168            $_user = '<bdo dir="ltr">'.$_info['ip'].'</bdo>';
1169        }
1170        $_user = '<span class="user">'.$_user.'</span>';
1171        $_sum  = ($_info['sum']) ? '<span class="sum"><bdi>'.hsc($_info['sum']).'</span></bdi>' : '';
1172        if ($_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1173
1174        $r_head_title = ($media) ? dformat($_rev) : $id.' ['.dformat($_rev).']';
1175        $r_head  = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id).'">'.
1176        $r_head_title.'</a></bdi> '.
1177        '('.$lang['current'].')'.
1178        $head_separator.$_user.' '.$_sum;
1179    }else{
1180        $r_head = '&mdash; ('.$lang['current'].')';
1181    }
1182
1183    return array($l_head, $r_head, $l_minor, $r_minor);
1184}
1185
1186/**
1187 * Show diff
1188 * between current page version and provided $text
1189 * or between the revisions provided via GET or POST
1190 *
1191 * @author Andreas Gohr <andi@splitbrain.org>
1192 * @param  string $text  when non-empty: compare with this text with most current version
1193 * @param  bool   $intro display the intro text
1194 * @param  string $type  type of the diff (inline or sidebyside)
1195 */
1196function html_diff($text = '', $intro = true, $type = null) {
1197    global $ID;
1198    global $REV;
1199    global $lang;
1200    global $INPUT;
1201    global $INFO;
1202    $pagelog = new PageChangeLog($ID);
1203
1204    /*
1205     * Determine diff type
1206     */
1207    if(!$type) {
1208        $type = $INPUT->str('difftype');
1209        if(empty($type)) {
1210            $type = get_doku_pref('difftype', $type);
1211            if(empty($type) && $INFO['ismobile']) {
1212                $type = 'inline';
1213            }
1214        }
1215    }
1216    if($type != 'inline') $type = 'sidebyside';
1217
1218    /*
1219     * Determine requested revision(s)
1220     */
1221    // we're trying to be clever here, revisions to compare can be either
1222    // given as rev and rev2 parameters, with rev2 being optional. Or in an
1223    // array in rev2.
1224    $rev1 = $REV;
1225
1226    $rev2 = $INPUT->ref('rev2');
1227    if(is_array($rev2)) {
1228        $rev1 = (int) $rev2[0];
1229        $rev2 = (int) $rev2[1];
1230
1231        if(!$rev1) {
1232            $rev1 = $rev2;
1233            unset($rev2);
1234        }
1235    } else {
1236        $rev2 = $INPUT->int('rev2');
1237    }
1238
1239    /*
1240     * Determine left and right revision, its texts and the header
1241     */
1242    $r_minor = '';
1243    $l_minor = '';
1244
1245    if($text) { // compare text to the most current revision
1246        $l_rev = '';
1247        $l_text = rawWiki($ID, '');
1248        $l_head = '<a class="wikilink1" href="' . wl($ID) . '">' .
1249            $ID . ' ' . dformat((int) @filemtime(wikiFN($ID))) . '</a> ' .
1250            $lang['current'];
1251
1252        $r_rev = '';
1253        $r_text = cleanText($text);
1254        $r_head = $lang['yours'];
1255    } else {
1256        if($rev1 && isset($rev2) && $rev2) { // two specific revisions wanted
1257            // make sure order is correct (older on the left)
1258            if($rev1 < $rev2) {
1259                $l_rev = $rev1;
1260                $r_rev = $rev2;
1261            } else {
1262                $l_rev = $rev2;
1263                $r_rev = $rev1;
1264            }
1265        } elseif($rev1) { // single revision given, compare to current
1266            $r_rev = '';
1267            $l_rev = $rev1;
1268        } else { // no revision was given, compare previous to current
1269            $r_rev = '';
1270            $revs = $pagelog->getRevisions(0, 1);
1271            $l_rev = $revs[0];
1272            $REV = $l_rev; // store revision back in $REV
1273        }
1274
1275        // when both revisions are empty then the page was created just now
1276        if(!$l_rev && !$r_rev) {
1277            $l_text = '';
1278        } else {
1279            $l_text = rawWiki($ID, $l_rev);
1280        }
1281        $r_text = rawWiki($ID, $r_rev);
1282
1283        list($l_head, $r_head, $l_minor, $r_minor) = html_diff_head($l_rev, $r_rev, null, false, $type == 'inline');
1284    }
1285
1286    /*
1287     * Build navigation
1288     */
1289    $l_nav = '';
1290    $r_nav = '';
1291    if(!$text) {
1292        list($l_nav, $r_nav) = html_diff_navigation($pagelog, $type, $l_rev, $r_rev);
1293    }
1294    /*
1295     * Create diff object and the formatter
1296     */
1297    $diff = new Diff(explode("\n", $l_text), explode("\n", $r_text));
1298
1299    if($type == 'inline') {
1300        $diffformatter = new InlineDiffFormatter();
1301    } else {
1302        $diffformatter = new TableDiffFormatter();
1303    }
1304    /*
1305     * Display intro
1306     */
1307    if($intro) print p_locale_xhtml('diff');
1308
1309    /*
1310     * Display type and exact reference
1311     */
1312    if(!$text) {
1313        ptln('<div class="diffoptions group">');
1314
1315
1316        $form = new Doku_Form(array('action' => wl()));
1317        $form->addHidden('id', $ID);
1318        $form->addHidden('rev2[0]', $l_rev);
1319        $form->addHidden('rev2[1]', $r_rev);
1320        $form->addHidden('do', 'diff');
1321        $form->addElement(
1322             form_makeListboxField(
1323                 'difftype',
1324                 array(
1325                     'sidebyside' => $lang['diff_side'],
1326                     'inline' => $lang['diff_inline']
1327                 ),
1328                 $type,
1329                 $lang['diff_type'],
1330                 '', '',
1331                 array('class' => 'quickselect')
1332             )
1333        );
1334        $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1335        $form->printForm();
1336
1337        ptln('<p>');
1338        // link to exactly this view FS#2835
1339        echo html_diff_navigationlink($type, 'difflink', $l_rev, $r_rev ? $r_rev : $INFO['currentrev']);
1340        ptln('</p>');
1341
1342        ptln('</div>'); // .diffoptions
1343    }
1344
1345    /*
1346     * Display diff view table
1347     */
1348    ?>
1349    <div class="table">
1350    <table class="diff diff_<?php echo $type ?>">
1351
1352        <?php
1353        //navigation and header
1354        if($type == 'inline') {
1355            if(!$text) { ?>
1356                <tr>
1357                    <td class="diff-lineheader">-</td>
1358                    <td class="diffnav"><?php echo $l_nav ?></td>
1359                </tr>
1360                <tr>
1361                    <th class="diff-lineheader">-</th>
1362                    <th <?php echo $l_minor ?>>
1363                        <?php echo $l_head ?>
1364                    </th>
1365                </tr>
1366            <?php } ?>
1367            <tr>
1368                <td class="diff-lineheader">+</td>
1369                <td class="diffnav"><?php echo $r_nav ?></td>
1370            </tr>
1371            <tr>
1372                <th class="diff-lineheader">+</th>
1373                <th <?php echo $r_minor ?>>
1374                    <?php echo $r_head ?>
1375                </th>
1376            </tr>
1377        <?php } else {
1378            if(!$text) { ?>
1379                <tr>
1380                    <td colspan="2" class="diffnav"><?php echo $l_nav ?></td>
1381                    <td colspan="2" class="diffnav"><?php echo $r_nav ?></td>
1382                </tr>
1383            <?php } ?>
1384            <tr>
1385                <th colspan="2" <?php echo $l_minor ?>>
1386                    <?php echo $l_head ?>
1387                </th>
1388                <th colspan="2" <?php echo $r_minor ?>>
1389                    <?php echo $r_head ?>
1390                </th>
1391            </tr>
1392        <?php }
1393
1394        //diff view
1395        echo html_insert_softbreaks($diffformatter->format($diff)); ?>
1396
1397    </table>
1398    </div>
1399<?php
1400}
1401
1402/**
1403 * Create html for revision navigation
1404 *
1405 * @param PageChangeLog $pagelog changelog object of current page
1406 * @param string        $type    inline vs sidebyside
1407 * @param int           $l_rev   left revision timestamp
1408 * @param int           $r_rev   right revision timestamp
1409 * @return string[] html of left and right navigation elements
1410 */
1411function html_diff_navigation($pagelog, $type, $l_rev, $r_rev) {
1412    global $INFO, $ID;
1413
1414    // last timestamp is not in changelog, retrieve timestamp from metadata
1415    // note: when page is removed, the metadata timestamp is zero
1416    if(!$r_rev) {
1417        if(isset($INFO['meta']['last_change']['date'])) {
1418            $r_rev = $INFO['meta']['last_change']['date'];
1419        } else {
1420            $r_rev = 0;
1421        }
1422    }
1423
1424    //retrieve revisions with additional info
1425    list($l_revs, $r_revs) = $pagelog->getRevisionsAround($l_rev, $r_rev);
1426    $l_revisions = array();
1427    if(!$l_rev) {
1428        $l_revisions[0] = array(0, "", false); //no left revision given, add dummy
1429    }
1430    foreach($l_revs as $rev) {
1431        $info = $pagelog->getRevisionInfo($rev);
1432        $l_revisions[$rev] = array(
1433            $rev,
1434            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1435            $r_rev ? $rev >= $r_rev : false //disable?
1436        );
1437    }
1438    $r_revisions = array();
1439    if(!$r_rev) {
1440        $r_revisions[0] = array(0, "", false); //no right revision given, add dummy
1441    }
1442    foreach($r_revs as $rev) {
1443        $info = $pagelog->getRevisionInfo($rev);
1444        $r_revisions[$rev] = array(
1445            $rev,
1446            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1447            $rev <= $l_rev //disable?
1448        );
1449    }
1450
1451    //determine previous/next revisions
1452    $l_index = array_search($l_rev, $l_revs);
1453    $l_prev = $l_revs[$l_index + 1];
1454    $l_next = $l_revs[$l_index - 1];
1455    if($r_rev) {
1456        $r_index = array_search($r_rev, $r_revs);
1457        $r_prev = $r_revs[$r_index + 1];
1458        $r_next = $r_revs[$r_index - 1];
1459    } else {
1460        //removed page
1461        if($l_next) {
1462            $r_prev = $r_revs[0];
1463        } else {
1464            $r_prev = null;
1465        }
1466        $r_next = null;
1467    }
1468
1469    /*
1470     * Left side:
1471     */
1472    $l_nav = '';
1473    //move back
1474    if($l_prev) {
1475        $l_nav .= html_diff_navigationlink($type, 'diffbothprevrev', $l_prev, $r_prev);
1476        $l_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_prev, $r_rev);
1477    }
1478    //dropdown
1479    $form = new Doku_Form(array('action' => wl()));
1480    $form->addHidden('id', $ID);
1481    $form->addHidden('difftype', $type);
1482    $form->addHidden('rev2[1]', $r_rev);
1483    $form->addHidden('do', 'diff');
1484    $form->addElement(
1485         form_makeListboxField(
1486             'rev2[0]',
1487             $l_revisions,
1488             $l_rev,
1489             '', '', '',
1490             array('class' => 'quickselect')
1491         )
1492    );
1493    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1494    $l_nav .= $form->getForm();
1495    //move forward
1496    if($l_next && ($l_next < $r_rev || !$r_rev)) {
1497        $l_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_next, $r_rev);
1498    }
1499
1500    /*
1501     * Right side:
1502     */
1503    $r_nav = '';
1504    //move back
1505    if($l_rev < $r_prev) {
1506        $r_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_rev, $r_prev);
1507    }
1508    //dropdown
1509    $form = new Doku_Form(array('action' => wl()));
1510    $form->addHidden('id', $ID);
1511    $form->addHidden('rev2[0]', $l_rev);
1512    $form->addHidden('difftype', $type);
1513    $form->addHidden('do', 'diff');
1514    $form->addElement(
1515         form_makeListboxField(
1516             'rev2[1]',
1517             $r_revisions,
1518             $r_rev,
1519             '', '', '',
1520             array('class' => 'quickselect')
1521         )
1522    );
1523    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1524    $r_nav .= $form->getForm();
1525    //move forward
1526    if($r_next) {
1527        if($pagelog->isCurrentRevision($r_next)) {
1528            $r_nav .= html_diff_navigationlink($type, 'difflastrev', $l_rev); //last revision is diff with current page
1529        } else {
1530            $r_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_rev, $r_next);
1531        }
1532        $r_nav .= html_diff_navigationlink($type, 'diffbothnextrev', $l_next, $r_next);
1533    }
1534    return array($l_nav, $r_nav);
1535}
1536
1537/**
1538 * Create html link to a diff defined by two revisions
1539 *
1540 * @param string $difftype display type
1541 * @param string $linktype
1542 * @param int $lrev oldest revision
1543 * @param int $rrev newest revision or null for diff with current revision
1544 * @return string html of link to a diff
1545 */
1546function html_diff_navigationlink($difftype, $linktype, $lrev, $rrev = null) {
1547    global $ID, $lang;
1548    if(!$rrev) {
1549        $urlparam = array(
1550            'do' => 'diff',
1551            'rev' => $lrev,
1552            'difftype' => $difftype,
1553        );
1554    } else {
1555        $urlparam = array(
1556            'do' => 'diff',
1557            'rev2[0]' => $lrev,
1558            'rev2[1]' => $rrev,
1559            'difftype' => $difftype,
1560        );
1561    }
1562    return  '<a class="' . $linktype . '" href="' . wl($ID, $urlparam) . '" title="' . $lang[$linktype] . '">' .
1563                '<span>' . $lang[$linktype] . '</span>' .
1564            '</a>' . "\n";
1565}
1566
1567/**
1568 * Insert soft breaks in diff html
1569 *
1570 * @param string $diffhtml
1571 * @return string
1572 */
1573function html_insert_softbreaks($diffhtml) {
1574    // search the diff html string for both:
1575    // - html tags, so these can be ignored
1576    // - long strings of characters without breaking characters
1577    return preg_replace_callback('/<[^>]*>|[^<> ]{12,}/','html_softbreak_callback',$diffhtml);
1578}
1579
1580/**
1581 * callback which adds softbreaks
1582 *
1583 * @param array $match array with first the complete match
1584 * @return string the replacement
1585 */
1586function html_softbreak_callback($match){
1587    // if match is an html tag, return it intact
1588    if ($match[0]{0} == '<') return $match[0];
1589
1590    // its a long string without a breaking character,
1591    // make certain characters into breaking characters by inserting a
1592    // breaking character (zero length space, U+200B / #8203) in front them.
1593    $regex = <<< REGEX
1594(?(?=                                 # start a conditional expression with a positive look ahead ...
1595&\#?\\w{1,6};)                        # ... for html entities - we don't want to split them (ok to catch some invalid combinations)
1596&\#?\\w{1,6};                         # yes pattern - a quicker match for the html entity, since we know we have one
1597|
1598[?/,&\#;:]                            # no pattern - any other group of 'special' characters to insert a breaking character after
1599)+                                    # end conditional expression
1600REGEX;
1601
1602    return preg_replace('<'.$regex.'>xu','\0&#8203;',$match[0]);
1603}
1604
1605/**
1606 * show warning on conflict detection
1607 *
1608 * @author Andreas Gohr <andi@splitbrain.org>
1609 *
1610 * @param string $text
1611 * @param string $summary
1612 */
1613function html_conflict($text,$summary){
1614    global $ID;
1615    global $lang;
1616
1617    print p_locale_xhtml('conflict');
1618    $form = new Doku_Form(array('id' => 'dw__editform'));
1619    $form->addHidden('id', $ID);
1620    $form->addHidden('wikitext', $text);
1621    $form->addHidden('summary', $summary);
1622    $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('accesskey'=>'s')));
1623    $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel']));
1624    html_form('conflict', $form);
1625    print '<br /><br /><br /><br />'.NL;
1626}
1627
1628/**
1629 * Prints the global message array
1630 *
1631 * @author Andreas Gohr <andi@splitbrain.org>
1632 */
1633function html_msgarea(){
1634    global $MSG, $MSG_shown;
1635    /** @var array $MSG */
1636    // store if the global $MSG has already been shown and thus HTML output has been started
1637    $MSG_shown = true;
1638
1639    if(!isset($MSG)) return;
1640
1641    $shown = array();
1642    foreach($MSG as $msg){
1643        $hash = md5($msg['msg']);
1644        if(isset($shown[$hash])) continue; // skip double messages
1645        if(info_msg_allowed($msg)){
1646            print '<div class="'.$msg['lvl'].'">';
1647            print $msg['msg'];
1648            print '</div>';
1649        }
1650        $shown[$hash] = 1;
1651    }
1652
1653    unset($GLOBALS['MSG']);
1654}
1655
1656/**
1657 * Prints the registration form
1658 *
1659 * @author Andreas Gohr <andi@splitbrain.org>
1660 */
1661function html_register(){
1662    global $lang;
1663    global $conf;
1664    global $INPUT;
1665
1666    $base_attrs = array('size'=>50,'required'=>'required');
1667    $email_attrs = $base_attrs + array('type'=>'email','class'=>'edit');
1668
1669    print p_locale_xhtml('register');
1670    print '<div class="centeralign">'.NL;
1671    $form = new Doku_Form(array('id' => 'dw__register'));
1672    $form->startFieldset($lang['btn_register']);
1673    $form->addHidden('do', 'register');
1674    $form->addHidden('save', '1');
1675    $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block', $base_attrs));
1676    if (!$conf['autopasswd']) {
1677        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', $base_attrs));
1678        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', $base_attrs));
1679    }
1680    $form->addElement(form_makeTextField('fullname', $INPUT->post->str('fullname'), $lang['fullname'], '', 'block', $base_attrs));
1681    $form->addElement(form_makeField('email','email', $INPUT->post->str('email'), $lang['email'], '', 'block', $email_attrs));
1682    $form->addElement(form_makeButton('submit', '', $lang['btn_register']));
1683    $form->endFieldset();
1684    html_form('register', $form);
1685
1686    print '</div>'.NL;
1687}
1688
1689/**
1690 * Print the update profile form
1691 *
1692 * @author Christopher Smith <chris@jalakai.co.uk>
1693 * @author Andreas Gohr <andi@splitbrain.org>
1694 */
1695function html_updateprofile(){
1696    global $lang;
1697    global $conf;
1698    global $INPUT;
1699    global $INFO;
1700    /** @var DokuWiki_Auth_Plugin $auth */
1701    global $auth;
1702
1703    print p_locale_xhtml('updateprofile');
1704    print '<div class="centeralign">'.NL;
1705
1706    $fullname = $INPUT->post->str('fullname', $INFO['userinfo']['name'], true);
1707    $email = $INPUT->post->str('email', $INFO['userinfo']['mail'], true);
1708    $form = new Doku_Form(array('id' => 'dw__register'));
1709    $form->startFieldset($lang['profile']);
1710    $form->addHidden('do', 'profile');
1711    $form->addHidden('save', '1');
1712    $form->addElement(form_makeTextField('login', $_SERVER['REMOTE_USER'], $lang['user'], '', 'block', array('size'=>'50', 'disabled'=>'disabled')));
1713    $attr = array('size'=>'50');
1714    if (!$auth->canDo('modName')) $attr['disabled'] = 'disabled';
1715    $form->addElement(form_makeTextField('fullname', $fullname, $lang['fullname'], '', 'block', $attr));
1716    $attr = array('size'=>'50', 'class'=>'edit');
1717    if (!$auth->canDo('modMail')) $attr['disabled'] = 'disabled';
1718    $form->addElement(form_makeField('email','email', $email, $lang['email'], '', 'block', $attr));
1719    $form->addElement(form_makeTag('br'));
1720    if ($auth->canDo('modPass')) {
1721        $form->addElement(form_makePasswordField('newpass', $lang['newpass'], '', 'block', array('size'=>'50')));
1722        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
1723    }
1724    if ($conf['profileconfirm']) {
1725        $form->addElement(form_makeTag('br'));
1726        $form->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1727    }
1728    $form->addElement(form_makeButton('submit', '', $lang['btn_save']));
1729    $form->addElement(form_makeButton('reset', '', $lang['btn_reset']));
1730
1731    $form->endFieldset();
1732    html_form('updateprofile', $form);
1733
1734    if ($auth->canDo('delUser') && actionOK('profile_delete')) {
1735        $form_profiledelete = new Doku_Form(array('id' => 'dw__profiledelete'));
1736        $form_profiledelete->startFieldset($lang['profdeleteuser']);
1737        $form_profiledelete->addHidden('do', 'profile_delete');
1738        $form_profiledelete->addHidden('delete', '1');
1739        $form_profiledelete->addElement(form_makeCheckboxField('confirm_delete', '1', $lang['profconfdelete'],'dw__confirmdelete','', array('required' => 'required')));
1740        if ($conf['profileconfirm']) {
1741            $form_profiledelete->addElement(form_makeTag('br'));
1742            $form_profiledelete->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1743        }
1744        $form_profiledelete->addElement(form_makeButton('submit', '', $lang['btn_deleteuser']));
1745        $form_profiledelete->endFieldset();
1746
1747        html_form('profiledelete', $form_profiledelete);
1748    }
1749
1750    print '</div>'.NL;
1751}
1752
1753/**
1754 * Preprocess edit form data
1755 *
1756 * @author   Andreas Gohr <andi@splitbrain.org>
1757 *
1758 * @triggers HTML_EDITFORM_OUTPUT
1759 */
1760function html_edit(){
1761    global $INPUT;
1762    global $ID;
1763    global $REV;
1764    global $DATE;
1765    global $PRE;
1766    global $SUF;
1767    global $INFO;
1768    global $SUM;
1769    global $lang;
1770    global $conf;
1771    global $TEXT;
1772
1773    if ($INPUT->has('changecheck')) {
1774        $check = $INPUT->str('changecheck');
1775    } elseif(!$INFO['exists']){
1776        // $TEXT has been loaded from page template
1777        $check = md5('');
1778    } else {
1779        $check = md5($TEXT);
1780    }
1781    $mod = md5($TEXT) !== $check;
1782
1783    $wr = $INFO['writable'] && !$INFO['locked'];
1784    $include = 'edit';
1785    if($wr){
1786        if ($REV) $include = 'editrev';
1787    }else{
1788        // check pseudo action 'source'
1789        if(!actionOK('source')){
1790            msg('Command disabled: source',-1);
1791            return;
1792        }
1793        $include = 'read';
1794    }
1795
1796    global $license;
1797
1798    $form = new Doku_Form(array('id' => 'dw__editform'));
1799    $form->addHidden('id', $ID);
1800    $form->addHidden('rev', $REV);
1801    $form->addHidden('date', $DATE);
1802    $form->addHidden('prefix', $PRE . '.');
1803    $form->addHidden('suffix', $SUF);
1804    $form->addHidden('changecheck', $check);
1805
1806    $data = array('form' => $form,
1807                  'wr'   => $wr,
1808                  'media_manager' => true,
1809                  'target' => ($INPUT->has('target') && $wr) ? $INPUT->str('target') : 'section',
1810                  'intro_locale' => $include);
1811
1812    if ($data['target'] !== 'section') {
1813        // Only emit event if page is writable, section edit data is valid and
1814        // edit target is not section.
1815        trigger_event('HTML_EDIT_FORMSELECTION', $data, 'html_edit_form', true);
1816    } else {
1817        html_edit_form($data);
1818    }
1819    if (isset($data['intro_locale'])) {
1820        echo p_locale_xhtml($data['intro_locale']);
1821    }
1822
1823    $form->addHidden('target', $data['target']);
1824    $form->addElement(form_makeOpenTag('div', array('id'=>'wiki__editbar', 'class'=>'editBar')));
1825    $form->addElement(form_makeOpenTag('div', array('id'=>'size__ctl')));
1826    $form->addElement(form_makeCloseTag('div'));
1827    if ($wr) {
1828        $form->addElement(form_makeOpenTag('div', array('class'=>'editButtons')));
1829        $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('id'=>'edbtn__save', 'accesskey'=>'s', 'tabindex'=>'4')));
1830        $form->addElement(form_makeButton('submit', 'preview', $lang['btn_preview'], array('id'=>'edbtn__preview', 'accesskey'=>'p', 'tabindex'=>'5')));
1831        $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_cancel'], array('tabindex'=>'6')));
1832        $form->addElement(form_makeCloseTag('div'));
1833        $form->addElement(form_makeOpenTag('div', array('class'=>'summary')));
1834        $form->addElement(form_makeTextField('summary', $SUM, $lang['summary'], 'edit__summary', 'nowrap', array('size'=>'50', 'tabindex'=>'2')));
1835        $elem = html_minoredit();
1836        if ($elem) $form->addElement($elem);
1837        $form->addElement(form_makeCloseTag('div'));
1838    }
1839    $form->addElement(form_makeCloseTag('div'));
1840    if($wr && $conf['license']){
1841        $form->addElement(form_makeOpenTag('div', array('class'=>'license')));
1842        $out  = $lang['licenseok'];
1843        $out .= ' <a href="'.$license[$conf['license']]['url'].'" rel="license" class="urlextern"';
1844        if($conf['target']['extern']) $out .= ' target="'.$conf['target']['extern'].'"';
1845        $out .= '>'.$license[$conf['license']]['name'].'</a>';
1846        $form->addElement($out);
1847        $form->addElement(form_makeCloseTag('div'));
1848    }
1849
1850    if ($wr) {
1851        // sets changed to true when previewed
1852        echo '<script type="text/javascript">/*<![CDATA[*/'. NL;
1853        echo 'textChanged = ' . ($mod ? 'true' : 'false');
1854        echo '/*!]]>*/</script>' . NL;
1855    } ?>
1856    <div class="editBox" role="application">
1857
1858    <div class="toolbar group">
1859        <div id="draft__status"><?php if(!empty($INFO['draft'])) echo $lang['draftdate'].' '.dformat();?></div>
1860        <div id="tool__bar"><?php if ($wr && $data['media_manager']){?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
1861            target="_blank"><?php echo $lang['mediaselect'] ?></a><?php }?></div>
1862    </div>
1863    <?php
1864
1865    html_form('edit', $form);
1866    print '</div>'.NL;
1867}
1868
1869/**
1870 * Display the default edit form
1871 *
1872 * Is the default action for HTML_EDIT_FORMSELECTION.
1873 *
1874 * @param mixed[] $param
1875 */
1876function html_edit_form($param) {
1877    global $TEXT;
1878
1879    if ($param['target'] !== 'section') {
1880        msg('No editor for edit target ' . hsc($param['target']) . ' found.', -1);
1881    }
1882
1883    $attr = array('tabindex'=>'1');
1884    if (!$param['wr']) $attr['readonly'] = 'readonly';
1885
1886    $param['form']->addElement(form_makeWikiText($TEXT, $attr));
1887}
1888
1889/**
1890 * Adds a checkbox for minor edits for logged in users
1891 *
1892 * @author Andreas Gohr <andi@splitbrain.org>
1893 *
1894 * @return array|bool
1895 */
1896function html_minoredit(){
1897    global $conf;
1898    global $lang;
1899    global $INPUT;
1900    // minor edits are for logged in users only
1901    if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
1902        return false;
1903    }
1904
1905    $p = array();
1906    $p['tabindex'] = 3;
1907    if($INPUT->bool('minor')) $p['checked']='checked';
1908    return form_makeCheckboxField('minor', '1', $lang['minoredit'], 'minoredit', 'nowrap', $p);
1909}
1910
1911/**
1912 * prints some debug info
1913 *
1914 * @author Andreas Gohr <andi@splitbrain.org>
1915 */
1916function html_debug(){
1917    global $conf;
1918    global $lang;
1919    /** @var DokuWiki_Auth_Plugin $auth */
1920    global $auth;
1921    global $INFO;
1922
1923    //remove sensitive data
1924    $cnf = $conf;
1925    debug_guard($cnf);
1926    $nfo = $INFO;
1927    debug_guard($nfo);
1928    $ses = $_SESSION;
1929    debug_guard($ses);
1930
1931    print '<html><body>';
1932
1933    print '<p>When reporting bugs please send all the following ';
1934    print 'output as a mail to andi@splitbrain.org ';
1935    print 'The best way to do this is to save this page in your browser</p>';
1936
1937    print '<b>$INFO:</b><pre>';
1938    print_r($nfo);
1939    print '</pre>';
1940
1941    print '<b>$_SERVER:</b><pre>';
1942    print_r($_SERVER);
1943    print '</pre>';
1944
1945    print '<b>$conf:</b><pre>';
1946    print_r($cnf);
1947    print '</pre>';
1948
1949    print '<b>DOKU_BASE:</b><pre>';
1950    print DOKU_BASE;
1951    print '</pre>';
1952
1953    print '<b>abs DOKU_BASE:</b><pre>';
1954    print DOKU_URL;
1955    print '</pre>';
1956
1957    print '<b>rel DOKU_BASE:</b><pre>';
1958    print dirname($_SERVER['PHP_SELF']).'/';
1959    print '</pre>';
1960
1961    print '<b>PHP Version:</b><pre>';
1962    print phpversion();
1963    print '</pre>';
1964
1965    print '<b>locale:</b><pre>';
1966    print setlocale(LC_ALL,0);
1967    print '</pre>';
1968
1969    print '<b>encoding:</b><pre>';
1970    print $lang['encoding'];
1971    print '</pre>';
1972
1973    if($auth){
1974        print '<b>Auth backend capabilities:</b><pre>';
1975        foreach ($auth->getCapabilities() as $cando){
1976            print '   '.str_pad($cando,16) . ' => ' . (int)$auth->canDo($cando) . NL;
1977        }
1978        print '</pre>';
1979    }
1980
1981    print '<b>$_SESSION:</b><pre>';
1982    print_r($ses);
1983    print '</pre>';
1984
1985    print '<b>Environment:</b><pre>';
1986    print_r($_ENV);
1987    print '</pre>';
1988
1989    print '<b>PHP settings:</b><pre>';
1990    $inis = ini_get_all();
1991    print_r($inis);
1992    print '</pre>';
1993
1994    if (function_exists('apache_get_version')) {
1995        $apache = array();
1996        $apache['version'] = apache_get_version();
1997
1998        if (function_exists('apache_get_modules')) {
1999            $apache['modules'] = apache_get_modules();
2000        }
2001        print '<b>Apache</b><pre>';
2002        print_r($apache);
2003        print '</pre>';
2004    }
2005
2006    print '</body></html>';
2007}
2008
2009/**
2010 * List available Administration Tasks
2011 *
2012 * @author Andreas Gohr <andi@splitbrain.org>
2013 * @author Håkan Sandell <hakan.sandell@home.se>
2014 */
2015function html_admin(){
2016    global $ID;
2017    global $INFO;
2018    global $conf;
2019    /** @var DokuWiki_Auth_Plugin $auth */
2020    global $auth;
2021
2022    // build menu of admin functions from the plugins that handle them
2023    $pluginlist = plugin_list('admin');
2024    $menu = array();
2025    foreach ($pluginlist as $p) {
2026        /** @var DokuWiki_Admin_Plugin $obj */
2027        if(($obj = plugin_load('admin',$p)) === null) continue;
2028
2029        // check permissions
2030        if($obj->forAdminOnly() && !$INFO['isadmin']) continue;
2031
2032        $menu[$p] = array('plugin' => $p,
2033                'prompt' => $obj->getMenuText($conf['lang']),
2034                'sort' => $obj->getMenuSort()
2035                );
2036    }
2037
2038    // data security check
2039    // simple check if the 'savedir' is relative and accessible when appended to DOKU_URL
2040    // it verifies either:
2041    //   'savedir' has been moved elsewhere, or
2042    //   has protection to prevent the webserver serving files from it
2043    if (substr($conf['savedir'],0,2) == './'){
2044        echo '<a style="border:none; float:right;"
2045                href="http://www.dokuwiki.org/security#web_access_security">
2046                <img src="'.DOKU_URL.$conf['savedir'].'/security.png" alt="Your data directory seems to be protected properly."
2047                onerror="this.parentNode.style.display=\'none\'" /></a>';
2048    }
2049
2050    print p_locale_xhtml('admin');
2051
2052    // Admin Tasks
2053    if($INFO['isadmin']){
2054        ptln('<ul class="admin_tasks">');
2055
2056        if($menu['usermanager'] && $auth && $auth->canDo('getUsers')){
2057            ptln('  <li class="admin_usermanager"><div class="li">'.
2058                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'usermanager')).'">'.
2059                    $menu['usermanager']['prompt'].'</a></div></li>');
2060        }
2061        unset($menu['usermanager']);
2062
2063        if($menu['acl']){
2064            ptln('  <li class="admin_acl"><div class="li">'.
2065                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'acl')).'">'.
2066                    $menu['acl']['prompt'].'</a></div></li>');
2067        }
2068        unset($menu['acl']);
2069
2070        if($menu['extension']){
2071            ptln('  <li class="admin_plugin"><div class="li">'.
2072                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'extension')).'">'.
2073                    $menu['extension']['prompt'].'</a></div></li>');
2074        }
2075        unset($menu['extension']);
2076
2077        if($menu['config']){
2078            ptln('  <li class="admin_config"><div class="li">'.
2079                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'config')).'">'.
2080                    $menu['config']['prompt'].'</a></div></li>');
2081        }
2082        unset($menu['config']);
2083
2084        if($menu['styling']){
2085            ptln('  <li class="admin_styling"><div class="li">'.
2086                '<a href="'.wl($ID, array('do' => 'admin','page' => 'styling')).'">'.
2087                $menu['styling']['prompt'].'</a></div></li>');
2088        }
2089        unset($menu['styling']);
2090    }
2091    ptln('</ul>');
2092
2093    // Manager Tasks
2094    ptln('<ul class="admin_tasks">');
2095
2096    if($menu['revert']){
2097        ptln('  <li class="admin_revert"><div class="li">'.
2098                '<a href="'.wl($ID, array('do' => 'admin','page' => 'revert')).'">'.
2099                $menu['revert']['prompt'].'</a></div></li>');
2100    }
2101    unset($menu['revert']);
2102
2103    if($menu['popularity']){
2104        ptln('  <li class="admin_popularity"><div class="li">'.
2105                '<a href="'.wl($ID, array('do' => 'admin','page' => 'popularity')).'">'.
2106                $menu['popularity']['prompt'].'</a></div></li>');
2107    }
2108    unset($menu['popularity']);
2109
2110    // print DokuWiki version:
2111    ptln('</ul>');
2112    echo '<div id="admin__version">';
2113    echo getVersion();
2114    echo '</div>';
2115
2116    // print the rest as sorted list
2117    if(count($menu)){
2118        usort($menu, 'p_sort_modes');
2119        // output the menu
2120        ptln('<div class="clearer"></div>');
2121        print p_locale_xhtml('adminplugins');
2122        ptln('<ul>');
2123        foreach ($menu as $item) {
2124            if (!$item['prompt']) continue;
2125            ptln('  <li><div class="li"><a href="'.wl($ID, 'do=admin&amp;page='.$item['plugin']).'">'.$item['prompt'].'</a></div></li>');
2126        }
2127        ptln('</ul>');
2128    }
2129}
2130
2131/**
2132 * Form to request a new password for an existing account
2133 *
2134 * @author Benoit Chesneau <benoit@bchesneau.info>
2135 * @author Andreas Gohr <gohr@cosmocode.de>
2136 */
2137function html_resendpwd() {
2138    global $lang;
2139    global $conf;
2140    global $INPUT;
2141
2142    $token = preg_replace('/[^a-f0-9]+/','',$INPUT->str('pwauth'));
2143
2144    if(!$conf['autopasswd'] && $token){
2145        print p_locale_xhtml('resetpwd');
2146        print '<div class="centeralign">'.NL;
2147        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2148        $form->startFieldset($lang['btn_resendpwd']);
2149        $form->addHidden('token', $token);
2150        $form->addHidden('do', 'resendpwd');
2151
2152        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', array('size'=>'50')));
2153        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
2154
2155        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2156        $form->endFieldset();
2157        html_form('resendpwd', $form);
2158        print '</div>'.NL;
2159    }else{
2160        print p_locale_xhtml('resendpwd');
2161        print '<div class="centeralign">'.NL;
2162        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2163        $form->startFieldset($lang['resendpwd']);
2164        $form->addHidden('do', 'resendpwd');
2165        $form->addHidden('save', '1');
2166        $form->addElement(form_makeTag('br'));
2167        $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block'));
2168        $form->addElement(form_makeTag('br'));
2169        $form->addElement(form_makeTag('br'));
2170        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2171        $form->endFieldset();
2172        html_form('resendpwd', $form);
2173        print '</div>'.NL;
2174    }
2175}
2176
2177/**
2178 * Return the TOC rendered to XHTML
2179 *
2180 * @author Andreas Gohr <andi@splitbrain.org>
2181 *
2182 * @param array $toc
2183 * @return string html
2184 */
2185function html_TOC($toc){
2186    if(!count($toc)) return '';
2187    global $lang;
2188    $out  = '<!-- TOC START -->'.DOKU_LF;
2189    $out .= '<div id="dw__toc">'.DOKU_LF;
2190    $out .= '<h3 class="toggle">';
2191    $out .= $lang['toc'];
2192    $out .= '</h3>'.DOKU_LF;
2193    $out .= '<div>'.DOKU_LF;
2194    $out .= html_buildlist($toc,'toc','html_list_toc','html_li_default',true);
2195    $out .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
2196    $out .= '<!-- TOC END -->'.DOKU_LF;
2197    return $out;
2198}
2199
2200/**
2201 * Callback for html_buildlist
2202 *
2203 * @param array $item
2204 * @return string html
2205 */
2206function html_list_toc($item){
2207    if(isset($item['hid'])){
2208        $link = '#'.$item['hid'];
2209    }else{
2210        $link = $item['link'];
2211    }
2212
2213    return '<a href="'.$link.'">'.hsc($item['title']).'</a>';
2214}
2215
2216/**
2217 * Helper function to build TOC items
2218 *
2219 * Returns an array ready to be added to a TOC array
2220 *
2221 * @param string $link  - where to link (if $hash set to '#' it's a local anchor)
2222 * @param string $text  - what to display in the TOC
2223 * @param int    $level - nesting level
2224 * @param string $hash  - is prepended to the given $link, set blank if you want full links
2225 * @return array the toc item
2226 */
2227function html_mktocitem($link, $text, $level, $hash='#'){
2228    return  array( 'link'  => $hash.$link,
2229            'title' => $text,
2230            'type'  => 'ul',
2231            'level' => $level);
2232}
2233
2234/**
2235 * Output a Doku_Form object.
2236 * Triggers an event with the form name: HTML_{$name}FORM_OUTPUT
2237 *
2238 * @author Tom N Harris <tnharris@whoopdedo.org>
2239 *
2240 * @param string     $name The name of the form
2241 * @param Doku_Form  $form The form
2242 */
2243function html_form($name, &$form) {
2244    // Safety check in case the caller forgets.
2245    $form->endFieldset();
2246    trigger_event('HTML_'.strtoupper($name).'FORM_OUTPUT', $form, 'html_form_output', false);
2247}
2248
2249/**
2250 * Form print function.
2251 * Just calls printForm() on the data object.
2252 *
2253 * @param Doku_Form $data The form
2254 */
2255function html_form_output($data) {
2256    $data->printForm();
2257}
2258
2259/**
2260 * Embed a flash object in HTML
2261 *
2262 * This will create the needed HTML to embed a flash movie in a cross browser
2263 * compatble way using valid XHTML
2264 *
2265 * The parameters $params, $flashvars and $atts need to be associative arrays.
2266 * No escaping needs to be done for them. The alternative content *has* to be
2267 * escaped because it is used as is. If no alternative content is given
2268 * $lang['noflash'] is used.
2269 *
2270 * @author Andreas Gohr <andi@splitbrain.org>
2271 * @link   http://latrine.dgx.cz/how-to-correctly-insert-a-flash-into-xhtml
2272 *
2273 * @param string $swf      - the SWF movie to embed
2274 * @param int $width       - width of the flash movie in pixels
2275 * @param int $height      - height of the flash movie in pixels
2276 * @param array $params    - additional parameters (<param>)
2277 * @param array $flashvars - parameters to be passed in the flashvar parameter
2278 * @param array $atts      - additional attributes for the <object> tag
2279 * @param string $alt      - alternative content (is NOT automatically escaped!)
2280 * @return string         - the XHTML markup
2281 */
2282function html_flashobject($swf,$width,$height,$params=null,$flashvars=null,$atts=null,$alt=''){
2283    global $lang;
2284
2285    $out = '';
2286
2287    // prepare the object attributes
2288    if(is_null($atts)) $atts = array();
2289    $atts['width']  = (int) $width;
2290    $atts['height'] = (int) $height;
2291    if(!$atts['width'])  $atts['width']  = 425;
2292    if(!$atts['height']) $atts['height'] = 350;
2293
2294    // add object attributes for standard compliant browsers
2295    $std = $atts;
2296    $std['type'] = 'application/x-shockwave-flash';
2297    $std['data'] = $swf;
2298
2299    // add object attributes for IE
2300    $ie  = $atts;
2301    $ie['classid'] = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
2302
2303    // open object (with conditional comments)
2304    $out .= '<!--[if !IE]> -->'.NL;
2305    $out .= '<object '.buildAttributes($std).'>'.NL;
2306    $out .= '<!-- <![endif]-->'.NL;
2307    $out .= '<!--[if IE]>'.NL;
2308    $out .= '<object '.buildAttributes($ie).'>'.NL;
2309    $out .= '    <param name="movie" value="'.hsc($swf).'" />'.NL;
2310    $out .= '<!--><!-- -->'.NL;
2311
2312    // print params
2313    if(is_array($params)) foreach($params as $key => $val){
2314        $out .= '  <param name="'.hsc($key).'" value="'.hsc($val).'" />'.NL;
2315    }
2316
2317    // add flashvars
2318    if(is_array($flashvars)){
2319        $out .= '  <param name="FlashVars" value="'.buildURLparams($flashvars).'" />'.NL;
2320    }
2321
2322    // alternative content
2323    if($alt){
2324        $out .= $alt.NL;
2325    }else{
2326        $out .= $lang['noflash'].NL;
2327    }
2328
2329    // finish
2330    $out .= '</object>'.NL;
2331    $out .= '<!-- <![endif]-->'.NL;
2332
2333    return $out;
2334}
2335
2336/**
2337 * Prints HTML code for the given tab structure
2338 *
2339 * @param array  $tabs        tab structure
2340 * @param string $current_tab the current tab id
2341 */
2342function html_tabs($tabs, $current_tab = null) {
2343    echo '<ul class="tabs">'.NL;
2344
2345    foreach($tabs as $id => $tab) {
2346        html_tab($tab['href'], $tab['caption'], $id === $current_tab);
2347    }
2348
2349    echo '</ul>'.NL;
2350}
2351/**
2352 * Prints a single tab
2353 *
2354 * @author Kate Arzamastseva <pshns@ukr.net>
2355 * @author Adrian Lang <mail@adrianlang.de>
2356 *
2357 * @param string $href - tab href
2358 * @param string $caption - tab caption
2359 * @param boolean $selected - is tab selected
2360 */
2361
2362function html_tab($href, $caption, $selected=false) {
2363    $tab = '<li>';
2364    if ($selected) {
2365        $tab .= '<strong>';
2366    } else {
2367        $tab .= '<a href="' . hsc($href) . '">';
2368    }
2369    $tab .= hsc($caption)
2370         .  '</' . ($selected ? 'strong' : 'a') . '>'
2371         .  '</li>'.NL;
2372    echo $tab;
2373}
2374
2375