xref: /dokuwiki/inc/html.php (revision db9faf025cf129d15a086a803e8056e977975d76) 
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    $ret .= '<input type="submit" value="'.hsc($label).'" class="button" ';
225    if($akey){
226        $tip .= ' ['.strtoupper($akey).']';
227        $ret .= 'accesskey="'.$akey.'" ';
228    }
229    $ret .= 'title="'.$tip.'" ';
230    $ret .= '/>';
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) $date = dformat($INFO['lastmod']);
504    else $date = dformat(@filemtime(mediaFN($id)));
505
506    if (!$media_id) print p_locale_xhtml('revisions');
507
508    $params = array('id' => 'page__revisions', 'class' => 'changes');
509    if ($media_id) $params['action'] = media_managerURL(array('image' => $media_id), '&');
510
511    $form = new Doku_Form($params);
512    $form->addElement(form_makeOpenTag('ul'));
513
514    if (!$media_id) $exists = $INFO['exists'];
515    else $exists = file_exists(mediaFN($id));
516
517    $display_name = (!$media_id && useHeading('navigation')) ? hsc(p_get_first_heading($id)) : $id;
518    if (!$display_name) $display_name = $id;
519
520    if($exists && $first==0){
521        if (!$media_id && isset($INFO['meta']) && isset($INFO['meta']['last_change']) && $INFO['meta']['last_change']['type']===DOKU_CHANGE_TYPE_MINOR_EDIT)
522            $form->addElement(form_makeOpenTag('li', array('class' => 'minor')));
523        else
524            $form->addElement(form_makeOpenTag('li'));
525        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
526        $form->addElement(form_makeTag('input', array(
527                        'type' => 'checkbox',
528                        'name' => 'rev2[]',
529                        'value' => 'current')));
530
531        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
532        $form->addElement($date);
533        $form->addElement(form_makeCloseTag('span'));
534
535        $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
536
537        if (!$media_id) $href = wl($id);
538        else $href = media_managerURL(array('image' => $id, 'tab_details' => 'view'), '&');
539        $form->addElement(form_makeOpenTag('a', array(
540                        'class' => 'wikilink1',
541                        'href'  => $href)));
542        $form->addElement($display_name);
543        $form->addElement(form_makeCloseTag('a'));
544
545        if ($media_id) $form->addElement(form_makeOpenTag('div'));
546
547        if (!$media_id) {
548            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
549            $form->addElement(' – ');
550            $form->addElement(htmlspecialchars($INFO['sum']));
551            $form->addElement(form_makeCloseTag('span'));
552        }
553
554        $changelog->setChunkSize(1024);
555
556        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
557        if($media_id) {
558            $revinfo = $changelog->getRevisionInfo(@filemtime(fullpath(mediaFN($id))));
559            if($revinfo['user']) {
560                $editor = $revinfo['user'];
561            } else {
562                $editor = $revinfo['ip'];
563            }
564        } else {
565            $editor = $INFO['editor'];
566        }
567        $form->addElement((empty($editor))?('('.$lang['external_edit'].')'):editorinfo($editor));
568        $form->addElement(form_makeCloseTag('span'));
569
570        $form->addElement('('.$lang['current'].')');
571
572        if ($media_id) $form->addElement(form_makeCloseTag('div'));
573
574        $form->addElement(form_makeCloseTag('div'));
575        $form->addElement(form_makeCloseTag('li'));
576    }
577
578    foreach($revisions as $rev){
579        $date = dformat($rev);
580        $info = $changelog->getRevisionInfo($rev);
581        if($media_id) {
582            $exists = file_exists(mediaFN($id, $rev));
583        } else {
584            $exists = page_exists($id, $rev);
585        }
586
587        if ($info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT)
588            $form->addElement(form_makeOpenTag('li', array('class' => 'minor')));
589        else
590            $form->addElement(form_makeOpenTag('li'));
591        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
592        if($exists){
593            $form->addElement(form_makeTag('input', array(
594                            'type' => 'checkbox',
595                            'name' => 'rev2[]',
596                            'value' => $rev)));
597        }else{
598            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
599        }
600
601        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
602        $form->addElement($date);
603        $form->addElement(form_makeCloseTag('span'));
604
605        if($exists){
606            if (!$media_id) $href = wl($id,"rev=$rev,do=diff", false, '&');
607            else $href = media_managerURL(array('image' => $id, 'rev' => $rev, 'mediado' => 'diff'), '&');
608            $form->addElement(form_makeOpenTag('a', array('href' => $href, 'class' => 'diff_link')));
609            $form->addElement(form_makeTag('img', array(
610                            'src'    => DOKU_BASE.'lib/images/diff.png',
611                            'width'  => 15,
612                            'height' => 11,
613                            'title'  => $lang['diff'],
614                            'alt'    => $lang['diff'])));
615            $form->addElement(form_makeCloseTag('a'));
616            if (!$media_id) $href = wl($id,"rev=$rev",false,'&');
617            else $href = media_managerURL(array('image' => $id, 'tab_details' => 'view', 'rev' => $rev), '&');
618            $form->addElement(form_makeOpenTag('a', array('href' => $href, 'class' => 'wikilink1')));
619            $form->addElement($display_name);
620            $form->addElement(form_makeCloseTag('a'));
621        }else{
622            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
623            $form->addElement($display_name);
624        }
625
626        if ($media_id) $form->addElement(form_makeOpenTag('div'));
627
628        if ($info['sum']) {
629            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
630            if (!$media_id) $form->addElement(' – ');
631            $form->addElement('<bdi>'.htmlspecialchars($info['sum']).'</bdi>');
632            $form->addElement(form_makeCloseTag('span'));
633        }
634
635        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
636        if($info['user']){
637            $form->addElement('<bdi>'.editorinfo($info['user']).'</bdi>');
638            if(auth_ismanager()){
639                $form->addElement(' <bdo dir="ltr">('.$info['ip'].')</bdo>');
640            }
641        }else{
642            $form->addElement('<bdo dir="ltr">'.$info['ip'].'</bdo>');
643        }
644        $form->addElement(form_makeCloseTag('span'));
645
646        if ($media_id) $form->addElement(form_makeCloseTag('div'));
647
648        $form->addElement(form_makeCloseTag('div'));
649        $form->addElement(form_makeCloseTag('li'));
650    }
651    $form->addElement(form_makeCloseTag('ul'));
652    if (!$media_id) {
653        $form->addElement(form_makeButton('submit', 'diff', $lang['diff2']));
654    } else {
655        $form->addHidden('mediado', 'diff');
656        $form->addElement(form_makeButton('submit', '', $lang['diff2']));
657    }
658    html_form('revisions', $form);
659
660    print '<div class="pagenav">';
661    $last = $first + $conf['recent'];
662    if ($first > 0) {
663        $first -= $conf['recent'];
664        if ($first < 0) $first = 0;
665        print '<div class="pagenav-prev">';
666        if ($media_id) {
667            print html_btn('newer',$media_id,"p",media_managerURL(array('first' => $first), '&amp;', false, true));
668        } else {
669            print html_btn('newer',$id,"p",array('do' => 'revisions', 'first' => $first));
670        }
671        print '</div>';
672    }
673    if ($hasNext) {
674        print '<div class="pagenav-next">';
675        if ($media_id) {
676            print html_btn('older',$media_id,"n",media_managerURL(array('first' => $last), '&amp;', false, true));
677        } else {
678            print html_btn('older',$id,"n",array('do' => 'revisions', 'first' => $last));
679        }
680        print '</div>';
681    }
682    print '</div>';
683
684}
685
686/**
687 * display recent changes
688 *
689 * @author Andreas Gohr <andi@splitbrain.org>
690 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
691 * @author Ben Coburn <btcoburn@silicodon.net>
692 * @author Kate Arzamastseva <pshns@ukr.net>
693 *
694 * @param int $first
695 * @param string $show_changes
696 */
697function html_recent($first=0, $show_changes='both'){
698    global $conf;
699    global $lang;
700    global $ID;
701    /* we need to get one additionally log entry to be able to
702     * decide if this is the last page or is there another one.
703     * This is the cheapest solution to get this information.
704     */
705    $flags = 0;
706    if ($show_changes == 'mediafiles' && $conf['mediarevisions']) {
707        $flags = RECENTS_MEDIA_CHANGES;
708    } elseif ($show_changes == 'pages') {
709        $flags = 0;
710    } elseif ($conf['mediarevisions']) {
711        $show_changes = 'both';
712        $flags = RECENTS_MEDIA_PAGES_MIXED;
713    }
714
715    $recents = getRecents($first,$conf['recent'] + 1,getNS($ID),$flags);
716    if(count($recents) == 0 && $first != 0){
717        $first=0;
718        $recents = getRecents($first,$conf['recent'] + 1,getNS($ID),$flags);
719    }
720    $hasNext = false;
721    if (count($recents)>$conf['recent']) {
722        $hasNext = true;
723        array_pop($recents); // remove extra log entry
724    }
725
726    print p_locale_xhtml('recent');
727
728    if (getNS($ID) != '')
729        print '<div class="level1"><p>' . sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent')) . '</p></div>';
730
731    $form = new Doku_Form(array('id' => 'dw__recent', 'method' => 'GET', 'class' => 'changes'));
732    $form->addHidden('sectok', null);
733    $form->addHidden('do', 'recent');
734    $form->addHidden('id', $ID);
735
736    if ($conf['mediarevisions']) {
737        $form->addElement('<div class="changeType">');
738        $form->addElement(form_makeListboxField(
739                    'show_changes',
740                    array(
741                        'pages'      => $lang['pages_changes'],
742                        'mediafiles' => $lang['media_changes'],
743                        'both'       => $lang['both_changes']),
744                    $show_changes,
745                    $lang['changes_type'],
746                    '','',
747                    array('class'=>'quickselect')));
748
749        $form->addElement(form_makeButton('submit', 'recent', $lang['btn_apply']));
750        $form->addElement('</div>');
751    }
752
753    $form->addElement(form_makeOpenTag('ul'));
754
755    foreach($recents as $recent){
756        $date = dformat($recent['date']);
757        if ($recent['type']===DOKU_CHANGE_TYPE_MINOR_EDIT)
758            $form->addElement(form_makeOpenTag('li', array('class' => 'minor')));
759        else
760            $form->addElement(form_makeOpenTag('li'));
761
762        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
763
764        if (!empty($recent['media'])) {
765            $form->addElement(media_printicon($recent['id']));
766        } else {
767            $icon = DOKU_BASE.'lib/images/fileicons/file.png';
768            $form->addElement('<img src="'.$icon.'" alt="'.$recent['id'].'" class="icon" />');
769        }
770
771        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
772        $form->addElement($date);
773        $form->addElement(form_makeCloseTag('span'));
774
775        $diff = false;
776        $href = '';
777
778        if (!empty($recent['media'])) {
779            $diff = (count(getRevisions($recent['id'], 0, 1, 8192, true)) && file_exists(mediaFN($recent['id'])));
780            if ($diff) {
781                $href = media_managerURL(array('tab_details' => 'history',
782                    'mediado' => 'diff', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
783            }
784        } else {
785            $href = wl($recent['id'],"do=diff", false, '&');
786        }
787
788        if (!empty($recent['media']) && !$diff) {
789            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
790        } else {
791            $form->addElement(form_makeOpenTag('a', array('class' => 'diff_link', 'href' => $href)));
792            $form->addElement(form_makeTag('img', array(
793                            'src'   => DOKU_BASE.'lib/images/diff.png',
794                            'width' => 15,
795                            'height'=> 11,
796                            'title' => $lang['diff'],
797                            'alt'   => $lang['diff']
798                            )));
799            $form->addElement(form_makeCloseTag('a'));
800        }
801
802        if (!empty($recent['media'])) {
803            $href = media_managerURL(array('tab_details' => 'history',
804                'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
805        } else {
806            $href = wl($recent['id'],"do=revisions",false,'&');
807        }
808        $form->addElement(form_makeOpenTag('a', array('class' => 'revisions_link', 'href' => $href)));
809        $form->addElement(form_makeTag('img', array(
810                        'src'   => DOKU_BASE.'lib/images/history.png',
811                        'width' => 12,
812                        'height'=> 14,
813                        'title' => $lang['btn_revs'],
814                        'alt'   => $lang['btn_revs']
815                        )));
816        $form->addElement(form_makeCloseTag('a'));
817
818        if (!empty($recent['media'])) {
819            $href = media_managerURL(array('tab_details' => 'view', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
820            $class = (file_exists(mediaFN($recent['id']))) ? 'wikilink1' : $class = 'wikilink2';
821            $form->addElement(form_makeOpenTag('a', array('class' => $class, 'href' => $href)));
822            $form->addElement($recent['id']);
823            $form->addElement(form_makeCloseTag('a'));
824        } else {
825            $form->addElement(html_wikilink(':'.$recent['id'],useHeading('navigation')?null:$recent['id']));
826        }
827        $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
828        $form->addElement(' – '.htmlspecialchars($recent['sum']));
829        $form->addElement(form_makeCloseTag('span'));
830
831        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
832        if($recent['user']){
833            $form->addElement('<bdi>'.editorinfo($recent['user']).'</bdi>');
834            if(auth_ismanager()){
835                $form->addElement(' <bdo dir="ltr">('.$recent['ip'].')</bdo>');
836            }
837        }else{
838            $form->addElement('<bdo dir="ltr">'.$recent['ip'].'</bdo>');
839        }
840        $form->addElement(form_makeCloseTag('span'));
841
842        $form->addElement(form_makeCloseTag('div'));
843        $form->addElement(form_makeCloseTag('li'));
844    }
845    $form->addElement(form_makeCloseTag('ul'));
846
847    $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav')));
848    $last = $first + $conf['recent'];
849    if ($first > 0) {
850        $first -= $conf['recent'];
851        if ($first < 0) $first = 0;
852        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-prev')));
853        $form->addElement(form_makeTag('input', array(
854                    'type'  => 'submit',
855                    'name'  => 'first['.$first.']',
856                    'value' => $lang['btn_newer'],
857                    'accesskey' => 'n',
858                    'title' => $lang['btn_newer'].' [N]',
859                    'class' => 'button show'
860                    )));
861        $form->addElement(form_makeCloseTag('div'));
862    }
863    if ($hasNext) {
864        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-next')));
865        $form->addElement(form_makeTag('input', array(
866                        'type'  => 'submit',
867                        'name'  => 'first['.$last.']',
868                        'value' => $lang['btn_older'],
869                        'accesskey' => 'p',
870                        'title' => $lang['btn_older'].' [P]',
871                        'class' => 'button show'
872                        )));
873        $form->addElement(form_makeCloseTag('div'));
874    }
875    $form->addElement(form_makeCloseTag('div'));
876    html_form('recent', $form);
877}
878
879/**
880 * Display page index
881 *
882 * @author Andreas Gohr <andi@splitbrain.org>
883 *
884 * @param string $ns
885 */
886function html_index($ns){
887    global $conf;
888    global $ID;
889    $ns  = cleanID($ns);
890    #fixme use appropriate function
891    if(empty($ns)){
892        $ns = dirname(str_replace(':','/',$ID));
893        if($ns == '.') $ns ='';
894    }
895    $ns  = utf8_encodeFN(str_replace(':','/',$ns));
896
897    echo p_locale_xhtml('index');
898    echo '<div id="index__tree">';
899
900    $data = array();
901    search($data,$conf['datadir'],'search_index',array('ns' => $ns));
902    echo html_buildlist($data,'idx','html_list_index','html_li_index');
903
904    echo '</div>';
905}
906
907/**
908 * Index item formatter
909 *
910 * User function for html_buildlist()
911 *
912 * @author Andreas Gohr <andi@splitbrain.org>
913 *
914 * @param array $item
915 * @return string
916 */
917function html_list_index($item){
918    global $ID, $conf;
919
920    // prevent searchbots needlessly following links
921    $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? ' rel="nofollow"' : '';
922
923    $ret = '';
924    $base = ':'.$item['id'];
925    $base = substr($base,strrpos($base,':')+1);
926    if($item['type']=='d'){
927        // FS#2766, no need for search bots to follow namespace links in the index
928        $ret .= '<a href="'.wl($ID,'idx='.rawurlencode($item['id'])).'" title="' . $item['id'] . '" class="idx_dir"' . $nofollow . '><strong>';
929        $ret .= $base;
930        $ret .= '</strong></a>';
931    }else{
932        // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
933        $ret .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
934    }
935    return $ret;
936}
937
938/**
939 * Index List item
940 *
941 * This user function is used in html_buildlist to build the
942 * <li> tags for namespaces when displaying the page index
943 * it gives different classes to opened or closed "folders"
944 *
945 * @author Andreas Gohr <andi@splitbrain.org>
946 *
947 * @param array $item
948 * @return string html
949 */
950function html_li_index($item){
951    global $INFO;
952
953    $class = '';
954    $id = '';
955
956    if($item['type'] == "f"){
957        // scroll to the current item
958        if($item['id'] == $INFO['id']) {
959            $id = ' id="scroll__here"';
960            $class = ' bounce';
961        }
962        return '<li class="level'.$item['level'].$class.'" '.$id.'>';
963    }elseif($item['open']){
964        return '<li class="open">';
965    }else{
966        return '<li class="closed">';
967    }
968}
969
970/**
971 * Default List item
972 *
973 * @author Andreas Gohr <andi@splitbrain.org>
974 *
975 * @param array $item
976 * @return string html
977 */
978function html_li_default($item){
979    return '<li class="level'.$item['level'].'">';
980}
981
982/**
983 * Build an unordered list
984 *
985 * Build an unordered list from the given $data array
986 * Each item in the array has to have a 'level' property
987 * the item itself gets printed by the given $func user
988 * function. The second and optional function is used to
989 * print the <li> tag. Both user function need to accept
990 * a single item.
991 *
992 * Both user functions can be given as array to point to
993 * a member of an object.
994 *
995 * @author Andreas Gohr <andi@splitbrain.org>
996 *
997 * @param array    $data  array with item arrays
998 * @param string   $class class of ul wrapper
999 * @param callable $func  callback to print an list item
1000 * @param callable $lifunc callback to the opening li tag
1001 * @param bool     $forcewrapper Trigger building a wrapper ul if the first level is
1002                                 0 (we have a root object) or 1 (just the root content)
1003 * @return string html of an unordered list
1004 */
1005function html_buildlist($data,$class,$func,$lifunc='html_li_default',$forcewrapper=false){
1006    if (count($data) === 0) {
1007        return '';
1008    }
1009
1010    $start_level = $data[0]['level'];
1011    $level = $start_level;
1012    $ret   = '';
1013    $open  = 0;
1014
1015    foreach ($data as $item){
1016
1017        if( $item['level'] > $level ){
1018            //open new list
1019            for($i=0; $i<($item['level'] - $level); $i++){
1020                if ($i) $ret .= "<li class=\"clear\">";
1021                $ret .= "\n<ul class=\"$class\">\n";
1022                $open++;
1023            }
1024            $level = $item['level'];
1025
1026        }elseif( $item['level'] < $level ){
1027            //close last item
1028            $ret .= "</li>\n";
1029            while( $level > $item['level'] && $open > 0 ){
1030                //close higher lists
1031                $ret .= "</ul>\n</li>\n";
1032                $level--;
1033                $open--;
1034            }
1035        } elseif ($ret !== '') {
1036            //close previous item
1037            $ret .= "</li>\n";
1038        }
1039
1040        //print item
1041        $ret .= call_user_func($lifunc,$item);
1042        $ret .= '<div class="li">';
1043
1044        $ret .= call_user_func($func,$item);
1045        $ret .= '</div>';
1046    }
1047
1048    //close remaining items and lists
1049    $ret .= "</li>\n";
1050    while($open-- > 0) {
1051        $ret .= "</ul></li>\n";
1052    }
1053
1054    if ($forcewrapper || $start_level < 2) {
1055        // Trigger building a wrapper ul if the first level is
1056        // 0 (we have a root object) or 1 (just the root content)
1057        $ret = "\n<ul class=\"$class\">\n".$ret."</ul>\n";
1058    }
1059
1060    return $ret;
1061}
1062
1063/**
1064 * display backlinks
1065 *
1066 * @author Andreas Gohr <andi@splitbrain.org>
1067 * @author Michael Klier <chi@chimeric.de>
1068 */
1069function html_backlinks(){
1070    global $ID;
1071    global $lang;
1072
1073    print p_locale_xhtml('backlinks');
1074
1075    $data = ft_backlinks($ID);
1076
1077    if(!empty($data)) {
1078        print '<ul class="idx">';
1079        foreach($data as $blink){
1080            print '<li><div class="li">';
1081            print html_wikilink(':'.$blink,useHeading('navigation')?null:$blink);
1082            print '</div></li>';
1083        }
1084        print '</ul>';
1085    } else {
1086        print '<div class="level1"><p>' . $lang['nothingfound'] . '</p></div>';
1087    }
1088}
1089
1090/**
1091 * Get header of diff HTML
1092 *
1093 * @param string $l_rev   Left revisions
1094 * @param string $r_rev   Right revision
1095 * @param string $id      Page id, if null $ID is used
1096 * @param bool   $media   If it is for media files
1097 * @param bool   $inline  Return the header on a single line
1098 * @return string[] HTML snippets for diff header
1099 */
1100function html_diff_head($l_rev, $r_rev, $id = null, $media = false, $inline = false) {
1101    global $lang;
1102    if ($id === null) {
1103        global $ID;
1104        $id = $ID;
1105    }
1106    $head_separator = $inline ? ' ' : '<br />';
1107    $media_or_wikiFN = $media ? 'mediaFN' : 'wikiFN';
1108    $ml_or_wl = $media ? 'ml' : 'wl';
1109    $l_minor = $r_minor = '';
1110
1111    if($media) {
1112        $changelog = new MediaChangeLog($id);
1113    } else {
1114        $changelog = new PageChangeLog($id);
1115    }
1116    if(!$l_rev){
1117        $l_head = '&mdash;';
1118    }else{
1119        $l_info   = $changelog->getRevisionInfo($l_rev);
1120        if($l_info['user']){
1121            $l_user = '<bdi>'.editorinfo($l_info['user']).'</bdi>';
1122            if(auth_ismanager()) $l_user .= ' <bdo dir="ltr">('.$l_info['ip'].')</bdo>';
1123        } else {
1124            $l_user = '<bdo dir="ltr">'.$l_info['ip'].'</bdo>';
1125        }
1126        $l_user  = '<span class="user">'.$l_user.'</span>';
1127        $l_sum   = ($l_info['sum']) ? '<span class="sum"><bdi>'.hsc($l_info['sum']).'</bdi></span>' : '';
1128        if ($l_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $l_minor = 'class="minor"';
1129
1130        $l_head_title = ($media) ? dformat($l_rev) : $id.' ['.dformat($l_rev).']';
1131        $l_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$l_rev").'">'.
1132        $l_head_title.'</a></bdi>'.
1133        $head_separator.$l_user.' '.$l_sum;
1134    }
1135
1136    if($r_rev){
1137        $r_info   = $changelog->getRevisionInfo($r_rev);
1138        if($r_info['user']){
1139            $r_user = '<bdi>'.editorinfo($r_info['user']).'</bdi>';
1140            if(auth_ismanager()) $r_user .= ' <bdo dir="ltr">('.$r_info['ip'].')</bdo>';
1141        } else {
1142            $r_user = '<bdo dir="ltr">'.$r_info['ip'].'</bdo>';
1143        }
1144        $r_user = '<span class="user">'.$r_user.'</span>';
1145        $r_sum  = ($r_info['sum']) ? '<span class="sum"><bdi>'.hsc($r_info['sum']).'</bdi></span>' : '';
1146        if ($r_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1147
1148        $r_head_title = ($media) ? dformat($r_rev) : $id.' ['.dformat($r_rev).']';
1149        $r_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$r_rev").'">'.
1150        $r_head_title.'</a></bdi>'.
1151        $head_separator.$r_user.' '.$r_sum;
1152    }elseif($_rev = @filemtime($media_or_wikiFN($id))){
1153        $_info   = $changelog->getRevisionInfo($_rev);
1154        if($_info['user']){
1155            $_user = '<bdi>'.editorinfo($_info['user']).'</bdi>';
1156            if(auth_ismanager()) $_user .= ' <bdo dir="ltr">('.$_info['ip'].')</bdo>';
1157        } else {
1158            $_user = '<bdo dir="ltr">'.$_info['ip'].'</bdo>';
1159        }
1160        $_user = '<span class="user">'.$_user.'</span>';
1161        $_sum  = ($_info['sum']) ? '<span class="sum"><bdi>'.hsc($_info['sum']).'</span></bdi>' : '';
1162        if ($_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1163
1164        $r_head_title = ($media) ? dformat($_rev) : $id.' ['.dformat($_rev).']';
1165        $r_head  = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id).'">'.
1166        $r_head_title.'</a></bdi> '.
1167        '('.$lang['current'].')'.
1168        $head_separator.$_user.' '.$_sum;
1169    }else{
1170        $r_head = '&mdash; ('.$lang['current'].')';
1171    }
1172
1173    return array($l_head, $r_head, $l_minor, $r_minor);
1174}
1175
1176/**
1177 * Show diff
1178 * between current page version and provided $text
1179 * or between the revisions provided via GET or POST
1180 *
1181 * @author Andreas Gohr <andi@splitbrain.org>
1182 * @param  string $text  when non-empty: compare with this text with most current version
1183 * @param  bool   $intro display the intro text
1184 * @param  string $type  type of the diff (inline or sidebyside)
1185 */
1186function html_diff($text = '', $intro = true, $type = null) {
1187    global $ID;
1188    global $REV;
1189    global $lang;
1190    global $INPUT;
1191    global $INFO;
1192    $pagelog = new PageChangeLog($ID);
1193
1194    /*
1195     * Determine diff type
1196     */
1197    if(!$type) {
1198        $type = $INPUT->str('difftype');
1199        if(empty($type)) {
1200            $type = get_doku_pref('difftype', $type);
1201            if(empty($type) && $INFO['ismobile']) {
1202                $type = 'inline';
1203            }
1204        }
1205    }
1206    if($type != 'inline') $type = 'sidebyside';
1207
1208    /*
1209     * Determine requested revision(s)
1210     */
1211    // we're trying to be clever here, revisions to compare can be either
1212    // given as rev and rev2 parameters, with rev2 being optional. Or in an
1213    // array in rev2.
1214    $rev1 = $REV;
1215
1216    $rev2 = $INPUT->ref('rev2');
1217    if(is_array($rev2)) {
1218        $rev1 = (int) $rev2[0];
1219        $rev2 = (int) $rev2[1];
1220
1221        if(!$rev1) {
1222            $rev1 = $rev2;
1223            unset($rev2);
1224        }
1225    } else {
1226        $rev2 = $INPUT->int('rev2');
1227    }
1228
1229    /*
1230     * Determine left and right revision, its texts and the header
1231     */
1232    $r_minor = '';
1233    $l_minor = '';
1234
1235    if($text) { // compare text to the most current revision
1236        $l_rev = '';
1237        $l_text = rawWiki($ID, '');
1238        $l_head = '<a class="wikilink1" href="' . wl($ID) . '">' .
1239            $ID . ' ' . dformat((int) @filemtime(wikiFN($ID))) . '</a> ' .
1240            $lang['current'];
1241
1242        $r_rev = '';
1243        $r_text = cleanText($text);
1244        $r_head = $lang['yours'];
1245    } else {
1246        if($rev1 && isset($rev2) && $rev2) { // two specific revisions wanted
1247            // make sure order is correct (older on the left)
1248            if($rev1 < $rev2) {
1249                $l_rev = $rev1;
1250                $r_rev = $rev2;
1251            } else {
1252                $l_rev = $rev2;
1253                $r_rev = $rev1;
1254            }
1255        } elseif($rev1) { // single revision given, compare to current
1256            $r_rev = '';
1257            $l_rev = $rev1;
1258        } else { // no revision was given, compare previous to current
1259            $r_rev = '';
1260            $revs = $pagelog->getRevisions(0, 1);
1261            $l_rev = $revs[0];
1262            $REV = $l_rev; // store revision back in $REV
1263        }
1264
1265        // when both revisions are empty then the page was created just now
1266        if(!$l_rev && !$r_rev) {
1267            $l_text = '';
1268        } else {
1269            $l_text = rawWiki($ID, $l_rev);
1270        }
1271        $r_text = rawWiki($ID, $r_rev);
1272
1273        list($l_head, $r_head, $l_minor, $r_minor) = html_diff_head($l_rev, $r_rev, null, false, $type == 'inline');
1274    }
1275
1276    /*
1277     * Build navigation
1278     */
1279    $l_nav = '';
1280    $r_nav = '';
1281    if(!$text) {
1282        list($l_nav, $r_nav) = html_diff_navigation($pagelog, $type, $l_rev, $r_rev);
1283    }
1284    /*
1285     * Create diff object and the formatter
1286     */
1287    $diff = new Diff(explode("\n", $l_text), explode("\n", $r_text));
1288
1289    if($type == 'inline') {
1290        $diffformatter = new InlineDiffFormatter();
1291    } else {
1292        $diffformatter = new TableDiffFormatter();
1293    }
1294    /*
1295     * Display intro
1296     */
1297    if($intro) print p_locale_xhtml('diff');
1298
1299    /*
1300     * Display type and exact reference
1301     */
1302    if(!$text) {
1303        ptln('<div class="diffoptions group">');
1304
1305
1306        $form = new Doku_Form(array('action' => wl()));
1307        $form->addHidden('id', $ID);
1308        $form->addHidden('rev2[0]', $l_rev);
1309        $form->addHidden('rev2[1]', $r_rev);
1310        $form->addHidden('do', 'diff');
1311        $form->addElement(
1312             form_makeListboxField(
1313                 'difftype',
1314                 array(
1315                     'sidebyside' => $lang['diff_side'],
1316                     'inline' => $lang['diff_inline']
1317                 ),
1318                 $type,
1319                 $lang['diff_type'],
1320                 '', '',
1321                 array('class' => 'quickselect')
1322             )
1323        );
1324        $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1325        $form->printForm();
1326
1327        ptln('<p>');
1328        // link to exactly this view FS#2835
1329        echo html_diff_navigationlink($type, 'difflink', $l_rev, $r_rev ? $r_rev : $INFO['currentrev']);
1330        ptln('</p>');
1331
1332        ptln('</div>'); // .diffoptions
1333    }
1334
1335    /*
1336     * Display diff view table
1337     */
1338    ?>
1339    <div class="table">
1340    <table class="diff diff_<?php echo $type ?>">
1341
1342        <?php
1343        //navigation and header
1344        if($type == 'inline') {
1345            if(!$text) { ?>
1346                <tr>
1347                    <td class="diff-lineheader">-</td>
1348                    <td class="diffnav"><?php echo $l_nav ?></td>
1349                </tr>
1350                <tr>
1351                    <th class="diff-lineheader">-</th>
1352                    <th <?php echo $l_minor ?>>
1353                        <?php echo $l_head ?>
1354                    </th>
1355                </tr>
1356            <?php } ?>
1357            <tr>
1358                <td class="diff-lineheader">+</td>
1359                <td class="diffnav"><?php echo $r_nav ?></td>
1360            </tr>
1361            <tr>
1362                <th class="diff-lineheader">+</th>
1363                <th <?php echo $r_minor ?>>
1364                    <?php echo $r_head ?>
1365                </th>
1366            </tr>
1367        <?php } else {
1368            if(!$text) { ?>
1369                <tr>
1370                    <td colspan="2" class="diffnav"><?php echo $l_nav ?></td>
1371                    <td colspan="2" class="diffnav"><?php echo $r_nav ?></td>
1372                </tr>
1373            <?php } ?>
1374            <tr>
1375                <th colspan="2" <?php echo $l_minor ?>>
1376                    <?php echo $l_head ?>
1377                </th>
1378                <th colspan="2" <?php echo $r_minor ?>>
1379                    <?php echo $r_head ?>
1380                </th>
1381            </tr>
1382        <?php }
1383
1384        //diff view
1385        echo html_insert_softbreaks($diffformatter->format($diff)); ?>
1386
1387    </table>
1388    </div>
1389<?php
1390}
1391
1392/**
1393 * Create html for revision navigation
1394 *
1395 * @param PageChangeLog $pagelog changelog object of current page
1396 * @param string        $type    inline vs sidebyside
1397 * @param int           $l_rev   left revision timestamp
1398 * @param int           $r_rev   right revision timestamp
1399 * @return string[] html of left and right navigation elements
1400 */
1401function html_diff_navigation($pagelog, $type, $l_rev, $r_rev) {
1402    global $INFO, $ID;
1403
1404    // last timestamp is not in changelog, retrieve timestamp from metadata
1405    // note: when page is removed, the metadata timestamp is zero
1406    $r_rev = $r_rev ? $r_rev : $INFO['meta']['last_change']['date'];
1407
1408    //retrieve revisions with additional info
1409    list($l_revs, $r_revs) = $pagelog->getRevisionsAround($l_rev, $r_rev);
1410    $l_revisions = array();
1411    if(!$l_rev) {
1412        $l_revisions[0] = array(0, "", false); //no left revision given, add dummy
1413    }
1414    foreach($l_revs as $rev) {
1415        $info = $pagelog->getRevisionInfo($rev);
1416        $l_revisions[$rev] = array(
1417            $rev,
1418            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1419            $r_rev ? $rev >= $r_rev : false //disable?
1420        );
1421    }
1422    $r_revisions = array();
1423    if(!$r_rev) {
1424        $r_revisions[0] = array(0, "", false); //no right revision given, add dummy
1425    }
1426    foreach($r_revs as $rev) {
1427        $info = $pagelog->getRevisionInfo($rev);
1428        $r_revisions[$rev] = array(
1429            $rev,
1430            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1431            $rev <= $l_rev //disable?
1432        );
1433    }
1434
1435    //determine previous/next revisions
1436    $l_index = array_search($l_rev, $l_revs);
1437    $l_prev = $l_revs[$l_index + 1];
1438    $l_next = $l_revs[$l_index - 1];
1439    if($r_rev) {
1440        $r_index = array_search($r_rev, $r_revs);
1441        $r_prev = $r_revs[$r_index + 1];
1442        $r_next = $r_revs[$r_index - 1];
1443    } else {
1444        //removed page
1445        if($l_next) {
1446            $r_prev = $r_revs[0];
1447        } else {
1448            $r_prev = null;
1449        }
1450        $r_next = null;
1451    }
1452
1453    /*
1454     * Left side:
1455     */
1456    $l_nav = '';
1457    //move back
1458    if($l_prev) {
1459        $l_nav .= html_diff_navigationlink($type, 'diffbothprevrev', $l_prev, $r_prev);
1460        $l_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_prev, $r_rev);
1461    }
1462    //dropdown
1463    $form = new Doku_Form(array('action' => wl()));
1464    $form->addHidden('id', $ID);
1465    $form->addHidden('difftype', $type);
1466    $form->addHidden('rev2[1]', $r_rev);
1467    $form->addHidden('do', 'diff');
1468    $form->addElement(
1469         form_makeListboxField(
1470             'rev2[0]',
1471             $l_revisions,
1472             $l_rev,
1473             '', '', '',
1474             array('class' => 'quickselect')
1475         )
1476    );
1477    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1478    $l_nav .= $form->getForm();
1479    //move forward
1480    if($l_next && ($l_next < $r_rev || !$r_rev)) {
1481        $l_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_next, $r_rev);
1482    }
1483
1484    /*
1485     * Right side:
1486     */
1487    $r_nav = '';
1488    //move back
1489    if($l_rev < $r_prev) {
1490        $r_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_rev, $r_prev);
1491    }
1492    //dropdown
1493    $form = new Doku_Form(array('action' => wl()));
1494    $form->addHidden('id', $ID);
1495    $form->addHidden('rev2[0]', $l_rev);
1496    $form->addHidden('difftype', $type);
1497    $form->addHidden('do', 'diff');
1498    $form->addElement(
1499         form_makeListboxField(
1500             'rev2[1]',
1501             $r_revisions,
1502             $r_rev,
1503             '', '', '',
1504             array('class' => 'quickselect')
1505         )
1506    );
1507    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1508    $r_nav .= $form->getForm();
1509    //move forward
1510    if($r_next) {
1511        if($pagelog->isCurrentRevision($r_next)) {
1512            $r_nav .= html_diff_navigationlink($type, 'difflastrev', $l_rev); //last revision is diff with current page
1513        } else {
1514            $r_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_rev, $r_next);
1515        }
1516        $r_nav .= html_diff_navigationlink($type, 'diffbothnextrev', $l_next, $r_next);
1517    }
1518    return array($l_nav, $r_nav);
1519}
1520
1521/**
1522 * Create html link to a diff defined by two revisions
1523 *
1524 * @param string $difftype display type
1525 * @param string $linktype
1526 * @param int $lrev oldest revision
1527 * @param int $rrev newest revision or null for diff with current revision
1528 * @return string html of link to a diff
1529 */
1530function html_diff_navigationlink($difftype, $linktype, $lrev, $rrev = null) {
1531    global $ID, $lang;
1532    if(!$rrev) {
1533        $urlparam = array(
1534            'do' => 'diff',
1535            'rev' => $lrev,
1536            'difftype' => $difftype,
1537        );
1538    } else {
1539        $urlparam = array(
1540            'do' => 'diff',
1541            'rev2[0]' => $lrev,
1542            'rev2[1]' => $rrev,
1543            'difftype' => $difftype,
1544        );
1545    }
1546    return  '<a class="' . $linktype . '" href="' . wl($ID, $urlparam) . '" title="' . $lang[$linktype] . '">' .
1547                '<span>' . $lang[$linktype] . '</span>' .
1548            '</a>' . "\n";
1549}
1550
1551/**
1552 * Insert soft breaks in diff html
1553 *
1554 * @param string $diffhtml
1555 * @return string
1556 */
1557function html_insert_softbreaks($diffhtml) {
1558    // search the diff html string for both:
1559    // - html tags, so these can be ignored
1560    // - long strings of characters without breaking characters
1561    return preg_replace_callback('/<[^>]*>|[^<> ]{12,}/','html_softbreak_callback',$diffhtml);
1562}
1563
1564/**
1565 * callback which adds softbreaks
1566 *
1567 * @param array $match array with first the complete match
1568 * @return string the replacement
1569 */
1570function html_softbreak_callback($match){
1571    // if match is an html tag, return it intact
1572    if ($match[0]{0} == '<') return $match[0];
1573
1574    // its a long string without a breaking character,
1575    // make certain characters into breaking characters by inserting a
1576    // breaking character (zero length space, U+200B / #8203) in front them.
1577    $regex = <<< REGEX
1578(?(?=                                 # start a conditional expression with a positive look ahead ...
1579&\#?\\w{1,6};)                        # ... for html entities - we don't want to split them (ok to catch some invalid combinations)
1580&\#?\\w{1,6};                         # yes pattern - a quicker match for the html entity, since we know we have one
1581|
1582[?/,&\#;:]                            # no pattern - any other group of 'special' characters to insert a breaking character after
1583)+                                    # end conditional expression
1584REGEX;
1585
1586    return preg_replace('<'.$regex.'>xu','\0&#8203;',$match[0]);
1587}
1588
1589/**
1590 * show warning on conflict detection
1591 *
1592 * @author Andreas Gohr <andi@splitbrain.org>
1593 *
1594 * @param string $text
1595 * @param string $summary
1596 */
1597function html_conflict($text,$summary){
1598    global $ID;
1599    global $lang;
1600
1601    print p_locale_xhtml('conflict');
1602    $form = new Doku_Form(array('id' => 'dw__editform'));
1603    $form->addHidden('id', $ID);
1604    $form->addHidden('wikitext', $text);
1605    $form->addHidden('summary', $summary);
1606    $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('accesskey'=>'s')));
1607    $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel']));
1608    html_form('conflict', $form);
1609    print '<br /><br /><br /><br />'.NL;
1610}
1611
1612/**
1613 * Prints the global message array
1614 *
1615 * @author Andreas Gohr <andi@splitbrain.org>
1616 */
1617function html_msgarea(){
1618    global $MSG, $MSG_shown;
1619    /** @var array $MSG */
1620    // store if the global $MSG has already been shown and thus HTML output has been started
1621    $MSG_shown = true;
1622
1623    if(!isset($MSG)) return;
1624
1625    $shown = array();
1626    foreach($MSG as $msg){
1627        $hash = md5($msg['msg']);
1628        if(isset($shown[$hash])) continue; // skip double messages
1629        if(info_msg_allowed($msg)){
1630            print '<div class="'.$msg['lvl'].'">';
1631            print $msg['msg'];
1632            print '</div>';
1633        }
1634        $shown[$hash] = 1;
1635    }
1636
1637    unset($GLOBALS['MSG']);
1638}
1639
1640/**
1641 * Prints the registration form
1642 *
1643 * @author Andreas Gohr <andi@splitbrain.org>
1644 */
1645function html_register(){
1646    global $lang;
1647    global $conf;
1648    global $INPUT;
1649
1650    $base_attrs = array('size'=>50,'required'=>'required');
1651    $email_attrs = $base_attrs + array('type'=>'email','class'=>'edit');
1652
1653    print p_locale_xhtml('register');
1654    print '<div class="centeralign">'.NL;
1655    $form = new Doku_Form(array('id' => 'dw__register'));
1656    $form->startFieldset($lang['btn_register']);
1657    $form->addHidden('do', 'register');
1658    $form->addHidden('save', '1');
1659    $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block', $base_attrs));
1660    if (!$conf['autopasswd']) {
1661        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', $base_attrs));
1662        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', $base_attrs));
1663    }
1664    $form->addElement(form_makeTextField('fullname', $INPUT->post->str('fullname'), $lang['fullname'], '', 'block', $base_attrs));
1665    $form->addElement(form_makeField('email','email', $INPUT->post->str('email'), $lang['email'], '', 'block', $email_attrs));
1666    $form->addElement(form_makeButton('submit', '', $lang['btn_register']));
1667    $form->endFieldset();
1668    html_form('register', $form);
1669
1670    print '</div>'.NL;
1671}
1672
1673/**
1674 * Print the update profile form
1675 *
1676 * @author Christopher Smith <chris@jalakai.co.uk>
1677 * @author Andreas Gohr <andi@splitbrain.org>
1678 */
1679function html_updateprofile(){
1680    global $lang;
1681    global $conf;
1682    global $INPUT;
1683    global $INFO;
1684    /** @var DokuWiki_Auth_Plugin $auth */
1685    global $auth;
1686
1687    print p_locale_xhtml('updateprofile');
1688    print '<div class="centeralign">'.NL;
1689
1690    $fullname = $INPUT->post->str('fullname', $INFO['userinfo']['name'], true);
1691    $email = $INPUT->post->str('email', $INFO['userinfo']['mail'], true);
1692    $form = new Doku_Form(array('id' => 'dw__register'));
1693    $form->startFieldset($lang['profile']);
1694    $form->addHidden('do', 'profile');
1695    $form->addHidden('save', '1');
1696    $form->addElement(form_makeTextField('login', $_SERVER['REMOTE_USER'], $lang['user'], '', 'block', array('size'=>'50', 'disabled'=>'disabled')));
1697    $attr = array('size'=>'50');
1698    if (!$auth->canDo('modName')) $attr['disabled'] = 'disabled';
1699    $form->addElement(form_makeTextField('fullname', $fullname, $lang['fullname'], '', 'block', $attr));
1700    $attr = array('size'=>'50', 'class'=>'edit');
1701    if (!$auth->canDo('modMail')) $attr['disabled'] = 'disabled';
1702    $form->addElement(form_makeField('email','email', $email, $lang['email'], '', 'block', $attr));
1703    $form->addElement(form_makeTag('br'));
1704    if ($auth->canDo('modPass')) {
1705        $form->addElement(form_makePasswordField('newpass', $lang['newpass'], '', 'block', array('size'=>'50')));
1706        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
1707    }
1708    if ($conf['profileconfirm']) {
1709        $form->addElement(form_makeTag('br'));
1710        $form->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1711    }
1712    $form->addElement(form_makeButton('submit', '', $lang['btn_save']));
1713    $form->addElement(form_makeButton('reset', '', $lang['btn_reset']));
1714
1715    $form->endFieldset();
1716    html_form('updateprofile', $form);
1717
1718    if ($auth->canDo('delUser') && actionOK('profile_delete')) {
1719        $form_profiledelete = new Doku_Form(array('id' => 'dw__profiledelete'));
1720        $form_profiledelete->startFieldset($lang['profdeleteuser']);
1721        $form_profiledelete->addHidden('do', 'profile_delete');
1722        $form_profiledelete->addHidden('delete', '1');
1723        $form_profiledelete->addElement(form_makeCheckboxField('confirm_delete', '1', $lang['profconfdelete'],'dw__confirmdelete','', array('required' => 'required')));
1724        if ($conf['profileconfirm']) {
1725            $form_profiledelete->addElement(form_makeTag('br'));
1726            $form_profiledelete->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1727        }
1728        $form_profiledelete->addElement(form_makeButton('submit', '', $lang['btn_deleteuser']));
1729        $form_profiledelete->endFieldset();
1730
1731        html_form('profiledelete', $form_profiledelete);
1732    }
1733
1734    print '</div>'.NL;
1735}
1736
1737/**
1738 * Preprocess edit form data
1739 *
1740 * @author   Andreas Gohr <andi@splitbrain.org>
1741 *
1742 * @triggers HTML_EDITFORM_OUTPUT
1743 */
1744function html_edit(){
1745    global $INPUT;
1746    global $ID;
1747    global $REV;
1748    global $DATE;
1749    global $PRE;
1750    global $SUF;
1751    global $INFO;
1752    global $SUM;
1753    global $lang;
1754    global $conf;
1755    global $TEXT;
1756
1757    if ($INPUT->has('changecheck')) {
1758        $check = $INPUT->str('changecheck');
1759    } elseif(!$INFO['exists']){
1760        // $TEXT has been loaded from page template
1761        $check = md5('');
1762    } else {
1763        $check = md5($TEXT);
1764    }
1765    $mod = md5($TEXT) !== $check;
1766
1767    $wr = $INFO['writable'] && !$INFO['locked'];
1768    $include = 'edit';
1769    if($wr){
1770        if ($REV) $include = 'editrev';
1771    }else{
1772        // check pseudo action 'source'
1773        if(!actionOK('source')){
1774            msg('Command disabled: source',-1);
1775            return;
1776        }
1777        $include = 'read';
1778    }
1779
1780    global $license;
1781
1782    $form = new Doku_Form(array('id' => 'dw__editform'));
1783    $form->addHidden('id', $ID);
1784    $form->addHidden('rev', $REV);
1785    $form->addHidden('date', $DATE);
1786    $form->addHidden('prefix', $PRE . '.');
1787    $form->addHidden('suffix', $SUF);
1788    $form->addHidden('changecheck', $check);
1789
1790    $data = array('form' => $form,
1791                  'wr'   => $wr,
1792                  'media_manager' => true,
1793                  'target' => ($INPUT->has('target') && $wr) ? $INPUT->str('target') : 'section',
1794                  'intro_locale' => $include);
1795
1796    if ($data['target'] !== 'section') {
1797        // Only emit event if page is writable, section edit data is valid and
1798        // edit target is not section.
1799        trigger_event('HTML_EDIT_FORMSELECTION', $data, 'html_edit_form', true);
1800    } else {
1801        html_edit_form($data);
1802    }
1803    if (isset($data['intro_locale'])) {
1804        echo p_locale_xhtml($data['intro_locale']);
1805    }
1806
1807    $form->addHidden('target', $data['target']);
1808    $form->addElement(form_makeOpenTag('div', array('id'=>'wiki__editbar', 'class'=>'editBar')));
1809    $form->addElement(form_makeOpenTag('div', array('id'=>'size__ctl')));
1810    $form->addElement(form_makeCloseTag('div'));
1811    if ($wr) {
1812        $form->addElement(form_makeOpenTag('div', array('class'=>'editButtons')));
1813        $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('id'=>'edbtn__save', 'accesskey'=>'s', 'tabindex'=>'4')));
1814        $form->addElement(form_makeButton('submit', 'preview', $lang['btn_preview'], array('id'=>'edbtn__preview', 'accesskey'=>'p', 'tabindex'=>'5')));
1815        $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_cancel'], array('tabindex'=>'6')));
1816        $form->addElement(form_makeCloseTag('div'));
1817        $form->addElement(form_makeOpenTag('div', array('class'=>'summary')));
1818        $form->addElement(form_makeTextField('summary', $SUM, $lang['summary'], 'edit__summary', 'nowrap', array('size'=>'50', 'tabindex'=>'2')));
1819        $elem = html_minoredit();
1820        if ($elem) $form->addElement($elem);
1821        $form->addElement(form_makeCloseTag('div'));
1822    }
1823    $form->addElement(form_makeCloseTag('div'));
1824    if($wr && $conf['license']){
1825        $form->addElement(form_makeOpenTag('div', array('class'=>'license')));
1826        $out  = $lang['licenseok'];
1827        $out .= ' <a href="'.$license[$conf['license']]['url'].'" rel="license" class="urlextern"';
1828        if($conf['target']['extern']) $out .= ' target="'.$conf['target']['extern'].'"';
1829        $out .= '>'.$license[$conf['license']]['name'].'</a>';
1830        $form->addElement($out);
1831        $form->addElement(form_makeCloseTag('div'));
1832    }
1833
1834    if ($wr) {
1835        // sets changed to true when previewed
1836        echo '<script type="text/javascript">/*<![CDATA[*/'. NL;
1837        echo 'textChanged = ' . ($mod ? 'true' : 'false');
1838        echo '/*!]]>*/</script>' . NL;
1839    } ?>
1840    <div class="editBox" role="application">
1841
1842    <div class="toolbar group">
1843        <div id="draft__status"><?php if(!empty($INFO['draft'])) echo $lang['draftdate'].' '.dformat();?></div>
1844        <div id="tool__bar"><?php if ($wr && $data['media_manager']){?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
1845            target="_blank"><?php echo $lang['mediaselect'] ?></a><?php }?></div>
1846    </div>
1847    <?php
1848
1849    html_form('edit', $form);
1850    print '</div>'.NL;
1851}
1852
1853/**
1854 * Display the default edit form
1855 *
1856 * Is the default action for HTML_EDIT_FORMSELECTION.
1857 *
1858 * @param mixed[] $param
1859 */
1860function html_edit_form($param) {
1861    global $TEXT;
1862
1863    if ($param['target'] !== 'section') {
1864        msg('No editor for edit target ' . hsc($param['target']) . ' found.', -1);
1865    }
1866
1867    $attr = array('tabindex'=>'1');
1868    if (!$param['wr']) $attr['readonly'] = 'readonly';
1869
1870    $param['form']->addElement(form_makeWikiText($TEXT, $attr));
1871}
1872
1873/**
1874 * Adds a checkbox for minor edits for logged in users
1875 *
1876 * @author Andreas Gohr <andi@splitbrain.org>
1877 *
1878 * @return array|bool
1879 */
1880function html_minoredit(){
1881    global $conf;
1882    global $lang;
1883    global $INPUT;
1884    // minor edits are for logged in users only
1885    if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
1886        return false;
1887    }
1888
1889    $p = array();
1890    $p['tabindex'] = 3;
1891    if($INPUT->bool('minor')) $p['checked']='checked';
1892    return form_makeCheckboxField('minor', '1', $lang['minoredit'], 'minoredit', 'nowrap', $p);
1893}
1894
1895/**
1896 * prints some debug info
1897 *
1898 * @author Andreas Gohr <andi@splitbrain.org>
1899 */
1900function html_debug(){
1901    global $conf;
1902    global $lang;
1903    /** @var DokuWiki_Auth_Plugin $auth */
1904    global $auth;
1905    global $INFO;
1906
1907    //remove sensitive data
1908    $cnf = $conf;
1909    debug_guard($cnf);
1910    $nfo = $INFO;
1911    debug_guard($nfo);
1912    $ses = $_SESSION;
1913    debug_guard($ses);
1914
1915    print '<html><body>';
1916
1917    print '<p>When reporting bugs please send all the following ';
1918    print 'output as a mail to andi@splitbrain.org ';
1919    print 'The best way to do this is to save this page in your browser</p>';
1920
1921    print '<b>$INFO:</b><pre>';
1922    print_r($nfo);
1923    print '</pre>';
1924
1925    print '<b>$_SERVER:</b><pre>';
1926    print_r($_SERVER);
1927    print '</pre>';
1928
1929    print '<b>$conf:</b><pre>';
1930    print_r($cnf);
1931    print '</pre>';
1932
1933    print '<b>DOKU_BASE:</b><pre>';
1934    print DOKU_BASE;
1935    print '</pre>';
1936
1937    print '<b>abs DOKU_BASE:</b><pre>';
1938    print DOKU_URL;
1939    print '</pre>';
1940
1941    print '<b>rel DOKU_BASE:</b><pre>';
1942    print dirname($_SERVER['PHP_SELF']).'/';
1943    print '</pre>';
1944
1945    print '<b>PHP Version:</b><pre>';
1946    print phpversion();
1947    print '</pre>';
1948
1949    print '<b>locale:</b><pre>';
1950    print setlocale(LC_ALL,0);
1951    print '</pre>';
1952
1953    print '<b>encoding:</b><pre>';
1954    print $lang['encoding'];
1955    print '</pre>';
1956
1957    if($auth){
1958        print '<b>Auth backend capabilities:</b><pre>';
1959        foreach ($auth->getCapabilities() as $cando){
1960            print '   '.str_pad($cando,16) . ' => ' . (int)$auth->canDo($cando) . NL;
1961        }
1962        print '</pre>';
1963    }
1964
1965    print '<b>$_SESSION:</b><pre>';
1966    print_r($ses);
1967    print '</pre>';
1968
1969    print '<b>Environment:</b><pre>';
1970    print_r($_ENV);
1971    print '</pre>';
1972
1973    print '<b>PHP settings:</b><pre>';
1974    $inis = ini_get_all();
1975    print_r($inis);
1976    print '</pre>';
1977
1978    if (function_exists('apache_get_version')) {
1979        $apache = array();
1980        $apache['version'] = apache_get_version();
1981
1982        if (function_exists('apache_get_modules')) {
1983            $apache['modules'] = apache_get_modules();
1984        }
1985        print '<b>Apache</b><pre>';
1986        print_r($apache);
1987        print '</pre>';
1988    }
1989
1990    print '</body></html>';
1991}
1992
1993/**
1994 * List available Administration Tasks
1995 *
1996 * @author Andreas Gohr <andi@splitbrain.org>
1997 * @author Håkan Sandell <hakan.sandell@home.se>
1998 */
1999function html_admin(){
2000    global $ID;
2001    global $INFO;
2002    global $conf;
2003    /** @var DokuWiki_Auth_Plugin $auth */
2004    global $auth;
2005
2006    // build menu of admin functions from the plugins that handle them
2007    $pluginlist = plugin_list('admin');
2008    $menu = array();
2009    foreach ($pluginlist as $p) {
2010        /** @var DokuWiki_Admin_Plugin $obj */
2011        if(($obj = plugin_load('admin',$p)) === null) continue;
2012
2013        // check permissions
2014        if($obj->forAdminOnly() && !$INFO['isadmin']) continue;
2015
2016        $menu[$p] = array('plugin' => $p,
2017                'prompt' => $obj->getMenuText($conf['lang']),
2018                'sort' => $obj->getMenuSort()
2019                );
2020    }
2021
2022    // data security check
2023    // simple check if the 'savedir' is relative and accessible when appended to DOKU_URL
2024    // it verifies either:
2025    //   'savedir' has been moved elsewhere, or
2026    //   has protection to prevent the webserver serving files from it
2027    if (substr($conf['savedir'],0,2) == './'){
2028        echo '<a style="border:none; float:right;"
2029                href="http://www.dokuwiki.org/security#web_access_security">
2030                <img src="'.DOKU_URL.$conf['savedir'].'/security.png" alt="Your data directory seems to be protected properly."
2031                onerror="this.parentNode.style.display=\'none\'" /></a>';
2032    }
2033
2034    print p_locale_xhtml('admin');
2035
2036    // Admin Tasks
2037    if($INFO['isadmin']){
2038        ptln('<ul class="admin_tasks">');
2039
2040        if($menu['usermanager'] && $auth && $auth->canDo('getUsers')){
2041            ptln('  <li class="admin_usermanager"><div class="li">'.
2042                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'usermanager')).'">'.
2043                    $menu['usermanager']['prompt'].'</a></div></li>');
2044        }
2045        unset($menu['usermanager']);
2046
2047        if($menu['acl']){
2048            ptln('  <li class="admin_acl"><div class="li">'.
2049                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'acl')).'">'.
2050                    $menu['acl']['prompt'].'</a></div></li>');
2051        }
2052        unset($menu['acl']);
2053
2054        if($menu['extension']){
2055            ptln('  <li class="admin_plugin"><div class="li">'.
2056                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'extension')).'">'.
2057                    $menu['extension']['prompt'].'</a></div></li>');
2058        }
2059        unset($menu['extension']);
2060
2061        if($menu['config']){
2062            ptln('  <li class="admin_config"><div class="li">'.
2063                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'config')).'">'.
2064                    $menu['config']['prompt'].'</a></div></li>');
2065        }
2066        unset($menu['config']);
2067    }
2068    ptln('</ul>');
2069
2070    // Manager Tasks
2071    ptln('<ul class="admin_tasks">');
2072
2073    if($menu['revert']){
2074        ptln('  <li class="admin_revert"><div class="li">'.
2075                '<a href="'.wl($ID, array('do' => 'admin','page' => 'revert')).'">'.
2076                $menu['revert']['prompt'].'</a></div></li>');
2077    }
2078    unset($menu['revert']);
2079
2080    if($menu['popularity']){
2081        ptln('  <li class="admin_popularity"><div class="li">'.
2082                '<a href="'.wl($ID, array('do' => 'admin','page' => 'popularity')).'">'.
2083                $menu['popularity']['prompt'].'</a></div></li>');
2084    }
2085    unset($menu['popularity']);
2086
2087    // print DokuWiki version:
2088    ptln('</ul>');
2089    echo '<div id="admin__version">';
2090    echo getVersion();
2091    echo '</div>';
2092
2093    // print the rest as sorted list
2094    if(count($menu)){
2095        usort($menu, 'p_sort_modes');
2096        // output the menu
2097        ptln('<div class="clearer"></div>');
2098        print p_locale_xhtml('adminplugins');
2099        ptln('<ul>');
2100        foreach ($menu as $item) {
2101            if (!$item['prompt']) continue;
2102            ptln('  <li><div class="li"><a href="'.wl($ID, 'do=admin&amp;page='.$item['plugin']).'">'.$item['prompt'].'</a></div></li>');
2103        }
2104        ptln('</ul>');
2105    }
2106}
2107
2108/**
2109 * Form to request a new password for an existing account
2110 *
2111 * @author Benoit Chesneau <benoit@bchesneau.info>
2112 * @author Andreas Gohr <gohr@cosmocode.de>
2113 */
2114function html_resendpwd() {
2115    global $lang;
2116    global $conf;
2117    global $INPUT;
2118
2119    $token = preg_replace('/[^a-f0-9]+/','',$INPUT->str('pwauth'));
2120
2121    if(!$conf['autopasswd'] && $token){
2122        print p_locale_xhtml('resetpwd');
2123        print '<div class="centeralign">'.NL;
2124        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2125        $form->startFieldset($lang['btn_resendpwd']);
2126        $form->addHidden('token', $token);
2127        $form->addHidden('do', 'resendpwd');
2128
2129        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', array('size'=>'50')));
2130        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
2131
2132        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2133        $form->endFieldset();
2134        html_form('resendpwd', $form);
2135        print '</div>'.NL;
2136    }else{
2137        print p_locale_xhtml('resendpwd');
2138        print '<div class="centeralign">'.NL;
2139        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2140        $form->startFieldset($lang['resendpwd']);
2141        $form->addHidden('do', 'resendpwd');
2142        $form->addHidden('save', '1');
2143        $form->addElement(form_makeTag('br'));
2144        $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block'));
2145        $form->addElement(form_makeTag('br'));
2146        $form->addElement(form_makeTag('br'));
2147        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2148        $form->endFieldset();
2149        html_form('resendpwd', $form);
2150        print '</div>'.NL;
2151    }
2152}
2153
2154/**
2155 * Return the TOC rendered to XHTML
2156 *
2157 * @author Andreas Gohr <andi@splitbrain.org>
2158 *
2159 * @param array $toc
2160 * @return string html
2161 */
2162function html_TOC($toc){
2163    if(!count($toc)) return '';
2164    global $lang;
2165    $out  = '<!-- TOC START -->'.DOKU_LF;
2166    $out .= '<div id="dw__toc">'.DOKU_LF;
2167    $out .= '<h3 class="toggle">';
2168    $out .= $lang['toc'];
2169    $out .= '</h3>'.DOKU_LF;
2170    $out .= '<div>'.DOKU_LF;
2171    $out .= html_buildlist($toc,'toc','html_list_toc','html_li_default',true);
2172    $out .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
2173    $out .= '<!-- TOC END -->'.DOKU_LF;
2174    return $out;
2175}
2176
2177/**
2178 * Callback for html_buildlist
2179 *
2180 * @param array $item
2181 * @return string html
2182 */
2183function html_list_toc($item){
2184    if(isset($item['hid'])){
2185        $link = '#'.$item['hid'];
2186    }else{
2187        $link = $item['link'];
2188    }
2189
2190    return '<a href="'.$link.'">'.hsc($item['title']).'</a>';
2191}
2192
2193/**
2194 * Helper function to build TOC items
2195 *
2196 * Returns an array ready to be added to a TOC array
2197 *
2198 * @param string $link  - where to link (if $hash set to '#' it's a local anchor)
2199 * @param string $text  - what to display in the TOC
2200 * @param int    $level - nesting level
2201 * @param string $hash  - is prepended to the given $link, set blank if you want full links
2202 * @return array the toc item
2203 */
2204function html_mktocitem($link, $text, $level, $hash='#'){
2205    return  array( 'link'  => $hash.$link,
2206            'title' => $text,
2207            'type'  => 'ul',
2208            'level' => $level);
2209}
2210
2211/**
2212 * Output a Doku_Form object.
2213 * Triggers an event with the form name: HTML_{$name}FORM_OUTPUT
2214 *
2215 * @author Tom N Harris <tnharris@whoopdedo.org>
2216 *
2217 * @param string     $name The name of the form
2218 * @param Doku_Form  $form The form
2219 */
2220function html_form($name, &$form) {
2221    // Safety check in case the caller forgets.
2222    $form->endFieldset();
2223    trigger_event('HTML_'.strtoupper($name).'FORM_OUTPUT', $form, 'html_form_output', false);
2224}
2225
2226/**
2227 * Form print function.
2228 * Just calls printForm() on the data object.
2229 *
2230 * @param Doku_Form $data The form
2231 */
2232function html_form_output($data) {
2233    $data->printForm();
2234}
2235
2236/**
2237 * Embed a flash object in HTML
2238 *
2239 * This will create the needed HTML to embed a flash movie in a cross browser
2240 * compatble way using valid XHTML
2241 *
2242 * The parameters $params, $flashvars and $atts need to be associative arrays.
2243 * No escaping needs to be done for them. The alternative content *has* to be
2244 * escaped because it is used as is. If no alternative content is given
2245 * $lang['noflash'] is used.
2246 *
2247 * @author Andreas Gohr <andi@splitbrain.org>
2248 * @link   http://latrine.dgx.cz/how-to-correctly-insert-a-flash-into-xhtml
2249 *
2250 * @param string $swf      - the SWF movie to embed
2251 * @param int $width       - width of the flash movie in pixels
2252 * @param int $height      - height of the flash movie in pixels
2253 * @param array $params    - additional parameters (<param>)
2254 * @param array $flashvars - parameters to be passed in the flashvar parameter
2255 * @param array $atts      - additional attributes for the <object> tag
2256 * @param string $alt      - alternative content (is NOT automatically escaped!)
2257 * @return string         - the XHTML markup
2258 */
2259function html_flashobject($swf,$width,$height,$params=null,$flashvars=null,$atts=null,$alt=''){
2260    global $lang;
2261
2262    $out = '';
2263
2264    // prepare the object attributes
2265    if(is_null($atts)) $atts = array();
2266    $atts['width']  = (int) $width;
2267    $atts['height'] = (int) $height;
2268    if(!$atts['width'])  $atts['width']  = 425;
2269    if(!$atts['height']) $atts['height'] = 350;
2270
2271    // add object attributes for standard compliant browsers
2272    $std = $atts;
2273    $std['type'] = 'application/x-shockwave-flash';
2274    $std['data'] = $swf;
2275
2276    // add object attributes for IE
2277    $ie  = $atts;
2278    $ie['classid'] = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
2279
2280    // open object (with conditional comments)
2281    $out .= '<!--[if !IE]> -->'.NL;
2282    $out .= '<object '.buildAttributes($std).'>'.NL;
2283    $out .= '<!-- <![endif]-->'.NL;
2284    $out .= '<!--[if IE]>'.NL;
2285    $out .= '<object '.buildAttributes($ie).'>'.NL;
2286    $out .= '    <param name="movie" value="'.hsc($swf).'" />'.NL;
2287    $out .= '<!--><!-- -->'.NL;
2288
2289    // print params
2290    if(is_array($params)) foreach($params as $key => $val){
2291        $out .= '  <param name="'.hsc($key).'" value="'.hsc($val).'" />'.NL;
2292    }
2293
2294    // add flashvars
2295    if(is_array($flashvars)){
2296        $out .= '  <param name="FlashVars" value="'.buildURLparams($flashvars).'" />'.NL;
2297    }
2298
2299    // alternative content
2300    if($alt){
2301        $out .= $alt.NL;
2302    }else{
2303        $out .= $lang['noflash'].NL;
2304    }
2305
2306    // finish
2307    $out .= '</object>'.NL;
2308    $out .= '<!-- <![endif]-->'.NL;
2309
2310    return $out;
2311}
2312
2313/**
2314 * Prints HTML code for the given tab structure
2315 *
2316 * @param array  $tabs        tab structure
2317 * @param string $current_tab the current tab id
2318 */
2319function html_tabs($tabs, $current_tab = null) {
2320    echo '<ul class="tabs">'.NL;
2321
2322    foreach($tabs as $id => $tab) {
2323        html_tab($tab['href'], $tab['caption'], $id === $current_tab);
2324    }
2325
2326    echo '</ul>'.NL;
2327}
2328/**
2329 * Prints a single tab
2330 *
2331 * @author Kate Arzamastseva <pshns@ukr.net>
2332 * @author Adrian Lang <mail@adrianlang.de>
2333 *
2334 * @param string $href - tab href
2335 * @param string $caption - tab caption
2336 * @param boolean $selected - is tab selected
2337 */
2338
2339function html_tab($href, $caption, $selected=false) {
2340    $tab = '<li>';
2341    if ($selected) {
2342        $tab .= '<strong>';
2343    } else {
2344        $tab .= '<a href="' . hsc($href) . '">';
2345    }
2346    $tab .= hsc($caption)
2347         .  '</' . ($selected ? 'strong' : 'a') . '>'
2348         .  '</li>'.NL;
2349    echo $tab;
2350}
2351
2352