xref: /dokuwiki/inc/html.php (revision 82f5f39968e846abe37003bdb0e6c7840debd41e) 
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/**
237 * Show a wiki page
238 *
239 * @author Andreas Gohr <andi@splitbrain.org>
240 *
241 * @param null|string $txt wiki text or null for showing $ID
242 */
243function html_show($txt=null){
244    global $ID;
245    global $REV;
246    global $HIGH;
247    global $INFO;
248    global $DATE_AT;
249    //disable section editing for old revisions or in preview
250    if($txt || $REV){
251        $secedit = false;
252    }else{
253        $secedit = true;
254    }
255
256    if (!is_null($txt)){
257        //PreviewHeader
258        echo '<br id="scroll__here" />';
259        echo p_locale_xhtml('preview');
260        echo '<div class="preview"><div class="pad">';
261        $html = html_secedit(p_render('xhtml',p_get_instructions($txt),$info),$secedit);
262        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
263        echo $html;
264        echo '<div class="clearer"></div>';
265        echo '</div></div>';
266
267    }else{
268        if ($REV||$DATE_AT) print p_locale_xhtml('showrev');
269        $html = p_wiki_xhtml($ID,$REV,true,$DATE_AT);
270        $html = html_secedit($html,$secedit);
271        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
272        $html = html_hilight($html,$HIGH);
273        echo $html;
274    }
275}
276
277/**
278 * ask the user about how to handle an exisiting draft
279 *
280 * @author Andreas Gohr <andi@splitbrain.org>
281 */
282function html_draft(){
283    global $INFO;
284    global $ID;
285    global $lang;
286    $draft = unserialize(io_readFile($INFO['draft'],false));
287    $text  = cleanText(con($draft['prefix'],$draft['text'],$draft['suffix'],true));
288
289    print p_locale_xhtml('draft');
290    $form = new Doku_Form(array('id' => 'dw__editform'));
291    $form->addHidden('id', $ID);
292    $form->addHidden('date', $draft['date']);
293    $form->addElement(form_makeWikiText($text, array('readonly'=>'readonly')));
294    $form->addElement(form_makeOpenTag('div', array('id'=>'draft__status')));
295    $form->addElement($lang['draftdate'].' '. dformat(filemtime($INFO['draft'])));
296    $form->addElement(form_makeCloseTag('div'));
297    $form->addElement(form_makeButton('submit', 'recover', $lang['btn_recover'], array('tabindex'=>'1')));
298    $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_draftdel'], array('tabindex'=>'2')));
299    $form->addElement(form_makeButton('submit', 'show', $lang['btn_cancel'], array('tabindex'=>'3')));
300    html_form('draft', $form);
301}
302
303/**
304 * Highlights searchqueries in HTML code
305 *
306 * @author Andreas Gohr <andi@splitbrain.org>
307 * @author Harry Fuecks <hfuecks@gmail.com>
308 *
309 * @param string $html
310 * @param array|string $phrases
311 * @return string html
312 */
313function html_hilight($html,$phrases){
314    $phrases = (array) $phrases;
315    $phrases = array_map('preg_quote_cb', $phrases);
316    $phrases = array_map('ft_snippet_re_preprocess', $phrases);
317    $phrases = array_filter($phrases);
318    $regex = join('|',$phrases);
319
320    if ($regex === '') return $html;
321    if (!utf8_check($regex)) return $html;
322    $html = @preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback',$html);
323    return $html;
324}
325
326/**
327 * Callback used by html_hilight()
328 *
329 * @author Harry Fuecks <hfuecks@gmail.com>
330 *
331 * @param array $m matches
332 * @return string html
333 */
334function html_hilight_callback($m) {
335    $hlight = unslash($m[0]);
336    if ( !isset($m[2])) {
337        $hlight = '<span class="search_hit">'.$hlight.'</span>';
338    }
339    return $hlight;
340}
341
342/**
343 * Run a search and display the result
344 *
345 * @author Andreas Gohr <andi@splitbrain.org>
346 */
347function html_search(){
348    global $QUERY, $ID;
349    global $lang;
350
351    $intro = p_locale_xhtml('searchpage');
352    // allow use of placeholder in search intro
353    $pagecreateinfo = (auth_quickaclcheck($ID) >= AUTH_CREATE) ? $lang['searchcreatepage'] : '';
354    $intro = str_replace(
355        array('@QUERY@', '@SEARCH@', '@CREATEPAGEINFO@'),
356        array(hsc(rawurlencode($QUERY)), hsc($QUERY), $pagecreateinfo),
357        $intro
358    );
359    echo $intro;
360    flush();
361
362    //show progressbar
363    print '<div id="dw__loading">'.NL;
364    print '<script type="text/javascript">/*<![CDATA[*/'.NL;
365    print 'showLoadBar();'.NL;
366    print '/*!]]>*/</script>'.NL;
367    print '</div>'.NL;
368    flush();
369
370    //do quick pagesearch
371    $data = ft_pageLookup($QUERY,true,useHeading('navigation'));
372    if(count($data)){
373        print '<div class="search_quickresult">';
374        print '<h3>'.$lang['quickhits'].':</h3>';
375        print '<ul class="search_quickhits">';
376        foreach($data as $id => $title){
377            print '<li> ';
378            if (useHeading('navigation')) {
379                $name = $title;
380            }else{
381                $ns = getNS($id);
382                if($ns){
383                    $name = shorten(noNS($id), ' ('.$ns.')',30);
384                }else{
385                    $name = $id;
386                }
387            }
388            print html_wikilink(':'.$id,$name);
389            print '</li> ';
390        }
391        print '</ul> ';
392        //clear float (see http://www.complexspiral.com/publications/containing-floats/)
393        print '<div class="clearer"></div>';
394        print '</div>';
395    }
396    flush();
397
398    //do fulltext search
399    $data = ft_pageSearch($QUERY,$regex);
400    if(count($data)){
401        print '<dl class="search_results">';
402        $num = 1;
403        foreach($data as $id => $cnt){
404            print '<dt>';
405            print html_wikilink(':'.$id,useHeading('navigation')?null:$id,$regex);
406            if($cnt !== 0){
407                print ': '.$cnt.' '.$lang['hits'].'';
408            }
409            print '</dt>';
410            if($cnt !== 0){
411                if($num < FT_SNIPPET_NUMBER){ // create snippets for the first number of matches only
412                    print '<dd>'.ft_snippet($id,$regex).'</dd>';
413                }
414                $num++;
415            }
416            flush();
417        }
418        print '</dl>';
419    }else{
420        print '<div class="nothing">'.$lang['nothingfound'].'</div>';
421    }
422
423    //hide progressbar
424    print '<script type="text/javascript">/*<![CDATA[*/'.NL;
425    print 'hideLoadBar("dw__loading");'.NL;
426    print '/*!]]>*/</script>'.NL;
427    flush();
428}
429
430/**
431 * Display error on locked pages
432 *
433 * @author Andreas Gohr <andi@splitbrain.org>
434 */
435function html_locked(){
436    global $ID;
437    global $conf;
438    global $lang;
439    global $INFO;
440
441    $locktime = filemtime(wikiLockFN($ID));
442    $expire = dformat($locktime + $conf['locktime']);
443    $min    = round(($conf['locktime'] - (time() - $locktime) )/60);
444
445    print p_locale_xhtml('locked');
446    print '<ul>';
447    print '<li><div class="li"><strong>'.$lang['lockedby'].'</strong> '.editorinfo($INFO['locked']).'</div></li>';
448    print '<li><div class="li"><strong>'.$lang['lockexpire'].'</strong> '.$expire.' ('.$min.' min)</div></li>';
449    print '</ul>';
450}
451
452/**
453 * list old revisions
454 *
455 * @author Andreas Gohr <andi@splitbrain.org>
456 * @author Ben Coburn <btcoburn@silicodon.net>
457 * @author Kate Arzamastseva <pshns@ukr.net>
458 *
459 * @param int $first skip the first n changelog lines
460 * @param bool|string $media_id id of media, or false for current page
461 */
462function html_revisions($first=0, $media_id = false){
463    global $ID;
464    global $INFO;
465    global $conf;
466    global $lang;
467    $id = $ID;
468    if ($media_id) {
469        $id = $media_id;
470        $changelog = new MediaChangeLog($id);
471    } else {
472        $changelog = new PageChangeLog($id);
473    }
474
475    /* we need to get one additional log entry to be able to
476     * decide if this is the last page or is there another one.
477     * see html_recent()
478     */
479
480    $revisions = $changelog->getRevisions($first, $conf['recent']+1);
481
482    if(count($revisions)==0 && $first!=0){
483        $first=0;
484        $revisions = $changelog->getRevisions($first, $conf['recent']+1);
485    }
486    $hasNext = false;
487    if (count($revisions)>$conf['recent']) {
488        $hasNext = true;
489        array_pop($revisions); // remove extra log entry
490    }
491
492    if (!$media_id) $date = dformat($INFO['lastmod']);
493    else $date = dformat(@filemtime(mediaFN($id)));
494
495    if (!$media_id) print p_locale_xhtml('revisions');
496
497    $params = array('id' => 'page__revisions', 'class' => 'changes');
498    if ($media_id) $params['action'] = media_managerURL(array('image' => $media_id), '&');
499
500    $form = new Doku_Form($params);
501    $form->addElement(form_makeOpenTag('ul'));
502
503    if (!$media_id) $exists = $INFO['exists'];
504    else $exists = file_exists(mediaFN($id));
505
506    $display_name = (!$media_id && useHeading('navigation')) ? hsc(p_get_first_heading($id)) : $id;
507    if (!$display_name) $display_name = $id;
508
509    if($exists && $first==0){
510        if (!$media_id && isset($INFO['meta']) && isset($INFO['meta']['last_change']) && $INFO['meta']['last_change']['type']===DOKU_CHANGE_TYPE_MINOR_EDIT)
511            $form->addElement(form_makeOpenTag('li', array('class' => 'minor')));
512        else
513            $form->addElement(form_makeOpenTag('li'));
514        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
515        $form->addElement(form_makeTag('input', array(
516                        'type' => 'checkbox',
517                        'name' => 'rev2[]',
518                        'value' => 'current')));
519
520        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
521        $form->addElement($date);
522        $form->addElement(form_makeCloseTag('span'));
523
524        $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
525
526        if (!$media_id) $href = wl($id);
527        else $href = media_managerURL(array('image' => $id, 'tab_details' => 'view'), '&');
528        $form->addElement(form_makeOpenTag('a', array(
529                        'class' => 'wikilink1',
530                        'href'  => $href)));
531        $form->addElement($display_name);
532        $form->addElement(form_makeCloseTag('a'));
533
534        if ($media_id) $form->addElement(form_makeOpenTag('div'));
535
536        if (!$media_id) {
537            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
538            $form->addElement(' – ');
539            $form->addElement(htmlspecialchars($INFO['sum']));
540            $form->addElement(form_makeCloseTag('span'));
541        }
542
543        $changelog->setChunkSize(1024);
544
545        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
546        if($media_id) {
547            $revinfo = $changelog->getRevisionInfo(@filemtime(fullpath(mediaFN($id))));
548            if($revinfo['user']) {
549                $editor = $revinfo['user'];
550            } else {
551                $editor = $revinfo['ip'];
552            }
553        } else {
554            $editor = $INFO['editor'];
555        }
556        $form->addElement((empty($editor))?('('.$lang['external_edit'].')'):editorinfo($editor));
557        $form->addElement(form_makeCloseTag('span'));
558
559        $form->addElement('('.$lang['current'].')');
560
561        if ($media_id) $form->addElement(form_makeCloseTag('div'));
562
563        $form->addElement(form_makeCloseTag('div'));
564        $form->addElement(form_makeCloseTag('li'));
565    }
566
567    foreach($revisions as $rev){
568        $date = dformat($rev);
569        $info = $changelog->getRevisionInfo($rev);
570        if($media_id) {
571            $exists = file_exists(mediaFN($id, $rev));
572        } else {
573            $exists = page_exists($id, $rev);
574        }
575
576        if ($info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT)
577            $form->addElement(form_makeOpenTag('li', array('class' => 'minor')));
578        else
579            $form->addElement(form_makeOpenTag('li'));
580        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
581        if($exists){
582            $form->addElement(form_makeTag('input', array(
583                            'type' => 'checkbox',
584                            'name' => 'rev2[]',
585                            'value' => $rev)));
586        }else{
587            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
588        }
589
590        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
591        $form->addElement($date);
592        $form->addElement(form_makeCloseTag('span'));
593
594        if($exists){
595            if (!$media_id) $href = wl($id,"rev=$rev,do=diff", false, '&');
596            else $href = media_managerURL(array('image' => $id, 'rev' => $rev, 'mediado' => 'diff'), '&');
597            $form->addElement(form_makeOpenTag('a', array('href' => $href, 'class' => 'diff_link')));
598            $form->addElement(form_makeTag('img', array(
599                            'src'    => DOKU_BASE.'lib/images/diff.png',
600                            'width'  => 15,
601                            'height' => 11,
602                            'title'  => $lang['diff'],
603                            'alt'    => $lang['diff'])));
604            $form->addElement(form_makeCloseTag('a'));
605            if (!$media_id) $href = wl($id,"rev=$rev",false,'&');
606            else $href = media_managerURL(array('image' => $id, 'tab_details' => 'view', 'rev' => $rev), '&');
607            $form->addElement(form_makeOpenTag('a', array('href' => $href, 'class' => 'wikilink1')));
608            $form->addElement($display_name);
609            $form->addElement(form_makeCloseTag('a'));
610        }else{
611            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
612            $form->addElement($display_name);
613        }
614
615        if ($media_id) $form->addElement(form_makeOpenTag('div'));
616
617        if ($info['sum']) {
618            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
619            if (!$media_id) $form->addElement(' – ');
620            $form->addElement('<bdi>'.htmlspecialchars($info['sum']).'</bdi>');
621            $form->addElement(form_makeCloseTag('span'));
622        }
623
624        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
625        if($info['user']){
626            $form->addElement('<bdi>'.editorinfo($info['user']).'</bdi>');
627            if(auth_ismanager()){
628                $form->addElement(' <bdo dir="ltr">('.$info['ip'].')</bdo>');
629            }
630        }else{
631            $form->addElement('<bdo dir="ltr">'.$info['ip'].'</bdo>');
632        }
633        $form->addElement(form_makeCloseTag('span'));
634
635        if ($media_id) $form->addElement(form_makeCloseTag('div'));
636
637        $form->addElement(form_makeCloseTag('div'));
638        $form->addElement(form_makeCloseTag('li'));
639    }
640    $form->addElement(form_makeCloseTag('ul'));
641    if (!$media_id) {
642        $form->addElement(form_makeButton('submit', 'diff', $lang['diff2']));
643    } else {
644        $form->addHidden('mediado', 'diff');
645        $form->addElement(form_makeButton('submit', '', $lang['diff2']));
646    }
647    html_form('revisions', $form);
648
649    print '<div class="pagenav">';
650    $last = $first + $conf['recent'];
651    if ($first > 0) {
652        $first -= $conf['recent'];
653        if ($first < 0) $first = 0;
654        print '<div class="pagenav-prev">';
655        if ($media_id) {
656            print html_btn('newer',$media_id,"p",media_managerURL(array('first' => $first), '&amp;', false, true));
657        } else {
658            print html_btn('newer',$id,"p",array('do' => 'revisions', 'first' => $first));
659        }
660        print '</div>';
661    }
662    if ($hasNext) {
663        print '<div class="pagenav-next">';
664        if ($media_id) {
665            print html_btn('older',$media_id,"n",media_managerURL(array('first' => $last), '&amp;', false, true));
666        } else {
667            print html_btn('older',$id,"n",array('do' => 'revisions', 'first' => $last));
668        }
669        print '</div>';
670    }
671    print '</div>';
672
673}
674
675/**
676 * display recent changes
677 *
678 * @author Andreas Gohr <andi@splitbrain.org>
679 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
680 * @author Ben Coburn <btcoburn@silicodon.net>
681 * @author Kate Arzamastseva <pshns@ukr.net>
682 *
683 * @param int $first
684 * @param string $show_changes
685 */
686function html_recent($first=0, $show_changes='both'){
687    global $conf;
688    global $lang;
689    global $ID;
690    /* we need to get one additionally log entry to be able to
691     * decide if this is the last page or is there another one.
692     * This is the cheapest solution to get this information.
693     */
694    $flags = 0;
695    if ($show_changes == 'mediafiles' && $conf['mediarevisions']) {
696        $flags = RECENTS_MEDIA_CHANGES;
697    } elseif ($show_changes == 'pages') {
698        $flags = 0;
699    } elseif ($conf['mediarevisions']) {
700        $show_changes = 'both';
701        $flags = RECENTS_MEDIA_PAGES_MIXED;
702    }
703
704    $recents = getRecents($first,$conf['recent'] + 1,getNS($ID),$flags);
705    if(count($recents) == 0 && $first != 0){
706        $first=0;
707        $recents = getRecents($first,$conf['recent'] + 1,getNS($ID),$flags);
708    }
709    $hasNext = false;
710    if (count($recents)>$conf['recent']) {
711        $hasNext = true;
712        array_pop($recents); // remove extra log entry
713    }
714
715    print p_locale_xhtml('recent');
716
717    if (getNS($ID) != '')
718        print '<div class="level1"><p>' . sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent')) . '</p></div>';
719
720    $form = new Doku_Form(array('id' => 'dw__recent', 'method' => 'GET', 'class' => 'changes'));
721    $form->addHidden('sectok', null);
722    $form->addHidden('do', 'recent');
723    $form->addHidden('id', $ID);
724
725    if ($conf['mediarevisions']) {
726        $form->addElement('<div class="changeType">');
727        $form->addElement(form_makeListboxField(
728                    'show_changes',
729                    array(
730                        'pages'      => $lang['pages_changes'],
731                        'mediafiles' => $lang['media_changes'],
732                        'both'       => $lang['both_changes']),
733                    $show_changes,
734                    $lang['changes_type'],
735                    '','',
736                    array('class'=>'quickselect')));
737
738        $form->addElement(form_makeButton('submit', 'recent', $lang['btn_apply']));
739        $form->addElement('</div>');
740    }
741
742    $form->addElement(form_makeOpenTag('ul'));
743
744    foreach($recents as $recent){
745        $date = dformat($recent['date']);
746        if ($recent['type']===DOKU_CHANGE_TYPE_MINOR_EDIT)
747            $form->addElement(form_makeOpenTag('li', array('class' => 'minor')));
748        else
749            $form->addElement(form_makeOpenTag('li'));
750
751        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
752
753        if (!empty($recent['media'])) {
754            $form->addElement(media_printicon($recent['id']));
755        } else {
756            $icon = DOKU_BASE.'lib/images/fileicons/file.png';
757            $form->addElement('<img src="'.$icon.'" alt="'.$recent['id'].'" class="icon" />');
758        }
759
760        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
761        $form->addElement($date);
762        $form->addElement(form_makeCloseTag('span'));
763
764        $diff = false;
765        $href = '';
766
767        if (!empty($recent['media'])) {
768            $diff = (count(getRevisions($recent['id'], 0, 1, 8192, true)) && file_exists(mediaFN($recent['id'])));
769            if ($diff) {
770                $href = media_managerURL(array('tab_details' => 'history',
771                    'mediado' => 'diff', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
772            }
773        } else {
774            $href = wl($recent['id'],"do=diff", false, '&');
775        }
776
777        if (!empty($recent['media']) && !$diff) {
778            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
779        } else {
780            $form->addElement(form_makeOpenTag('a', array('class' => 'diff_link', 'href' => $href)));
781            $form->addElement(form_makeTag('img', array(
782                            'src'   => DOKU_BASE.'lib/images/diff.png',
783                            'width' => 15,
784                            'height'=> 11,
785                            'title' => $lang['diff'],
786                            'alt'   => $lang['diff']
787                            )));
788            $form->addElement(form_makeCloseTag('a'));
789        }
790
791        if (!empty($recent['media'])) {
792            $href = media_managerURL(array('tab_details' => 'history',
793                'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
794        } else {
795            $href = wl($recent['id'],"do=revisions",false,'&');
796        }
797        $form->addElement(form_makeOpenTag('a', array('class' => 'revisions_link', 'href' => $href)));
798        $form->addElement(form_makeTag('img', array(
799                        'src'   => DOKU_BASE.'lib/images/history.png',
800                        'width' => 12,
801                        'height'=> 14,
802                        'title' => $lang['btn_revs'],
803                        'alt'   => $lang['btn_revs']
804                        )));
805        $form->addElement(form_makeCloseTag('a'));
806
807        if (!empty($recent['media'])) {
808            $href = media_managerURL(array('tab_details' => 'view', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
809            $class = (file_exists(mediaFN($recent['id']))) ? 'wikilink1' : $class = 'wikilink2';
810            $form->addElement(form_makeOpenTag('a', array('class' => $class, 'href' => $href)));
811            $form->addElement($recent['id']);
812            $form->addElement(form_makeCloseTag('a'));
813        } else {
814            $form->addElement(html_wikilink(':'.$recent['id'],useHeading('navigation')?null:$recent['id']));
815        }
816        $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
817        $form->addElement(' – '.htmlspecialchars($recent['sum']));
818        $form->addElement(form_makeCloseTag('span'));
819
820        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
821        if($recent['user']){
822            $form->addElement('<bdi>'.editorinfo($recent['user']).'</bdi>');
823            if(auth_ismanager()){
824                $form->addElement(' <bdo dir="ltr">('.$recent['ip'].')</bdo>');
825            }
826        }else{
827            $form->addElement('<bdo dir="ltr">'.$recent['ip'].'</bdo>');
828        }
829        $form->addElement(form_makeCloseTag('span'));
830
831        $form->addElement(form_makeCloseTag('div'));
832        $form->addElement(form_makeCloseTag('li'));
833    }
834    $form->addElement(form_makeCloseTag('ul'));
835
836    $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav')));
837    $last = $first + $conf['recent'];
838    if ($first > 0) {
839        $first -= $conf['recent'];
840        if ($first < 0) $first = 0;
841        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-prev')));
842        $form->addElement(form_makeTag('input', array(
843                    'type'  => 'submit',
844                    'name'  => 'first['.$first.']',
845                    'value' => $lang['btn_newer'],
846                    'accesskey' => 'n',
847                    'title' => $lang['btn_newer'].' [N]',
848                    'class' => 'button show'
849                    )));
850        $form->addElement(form_makeCloseTag('div'));
851    }
852    if ($hasNext) {
853        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-next')));
854        $form->addElement(form_makeTag('input', array(
855                        'type'  => 'submit',
856                        'name'  => 'first['.$last.']',
857                        'value' => $lang['btn_older'],
858                        'accesskey' => 'p',
859                        'title' => $lang['btn_older'].' [P]',
860                        'class' => 'button show'
861                        )));
862        $form->addElement(form_makeCloseTag('div'));
863    }
864    $form->addElement(form_makeCloseTag('div'));
865    html_form('recent', $form);
866}
867
868/**
869 * Display page index
870 *
871 * @author Andreas Gohr <andi@splitbrain.org>
872 *
873 * @param string $ns
874 */
875function html_index($ns){
876    global $conf;
877    global $ID;
878    $ns  = cleanID($ns);
879    if(empty($ns)){
880        $ns = getNS($ID);
881        if($ns == false) $ns ='';
882    }
883    $ns  = utf8_encodeFN(str_replace(':','/',$ns));
884
885    echo p_locale_xhtml('index');
886    echo '<div id="index__tree">';
887
888    $data = array();
889    search($data,$conf['datadir'],'search_index',array('ns' => $ns));
890    echo html_buildlist($data,'idx','html_list_index','html_li_index');
891
892    echo '</div>';
893}
894
895/**
896 * Index item formatter
897 *
898 * User function for html_buildlist()
899 *
900 * @author Andreas Gohr <andi@splitbrain.org>
901 *
902 * @param array $item
903 * @return string
904 */
905function html_list_index($item){
906    global $ID, $conf;
907
908    // prevent searchbots needlessly following links
909    $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? ' rel="nofollow"' : '';
910
911    $ret = '';
912    $base = ':'.$item['id'];
913    $base = substr($base,strrpos($base,':')+1);
914    if($item['type']=='d'){
915        // FS#2766, no need for search bots to follow namespace links in the index
916        $ret .= '<a href="'.wl($ID,'idx='.rawurlencode($item['id'])).'" title="' . $item['id'] . '" class="idx_dir"' . $nofollow . '><strong>';
917        $ret .= $base;
918        $ret .= '</strong></a>';
919    }else{
920        // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
921        $ret .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
922    }
923    return $ret;
924}
925
926/**
927 * Index List item
928 *
929 * This user function is used in html_buildlist to build the
930 * <li> tags for namespaces when displaying the page index
931 * it gives different classes to opened or closed "folders"
932 *
933 * @author Andreas Gohr <andi@splitbrain.org>
934 *
935 * @param array $item
936 * @return string html
937 */
938function html_li_index($item){
939    global $INFO;
940
941    $class = '';
942    $id = '';
943
944    if($item['type'] == "f"){
945        // scroll to the current item
946        if($item['id'] == $INFO['id']) {
947            $id = ' id="scroll__here"';
948            $class = ' bounce';
949        }
950        return '<li class="level'.$item['level'].$class.'" '.$id.'>';
951    }elseif($item['open']){
952        return '<li class="open">';
953    }else{
954        return '<li class="closed">';
955    }
956}
957
958/**
959 * Default List item
960 *
961 * @author Andreas Gohr <andi@splitbrain.org>
962 *
963 * @param array $item
964 * @return string html
965 */
966function html_li_default($item){
967    return '<li class="level'.$item['level'].'">';
968}
969
970/**
971 * Build an unordered list
972 *
973 * Build an unordered list from the given $data array
974 * Each item in the array has to have a 'level' property
975 * the item itself gets printed by the given $func user
976 * function. The second and optional function is used to
977 * print the <li> tag. Both user function need to accept
978 * a single item.
979 *
980 * Both user functions can be given as array to point to
981 * a member of an object.
982 *
983 * @author Andreas Gohr <andi@splitbrain.org>
984 *
985 * @param array    $data  array with item arrays
986 * @param string   $class class of ul wrapper
987 * @param callable $func  callback to print an list item
988 * @param callable $lifunc callback to the opening li tag
989 * @param bool     $forcewrapper Trigger building a wrapper ul if the first level is
990                                 0 (we have a root object) or 1 (just the root content)
991 * @return string html of an unordered list
992 */
993function html_buildlist($data,$class,$func,$lifunc='html_li_default',$forcewrapper=false){
994    if (count($data) === 0) {
995        return '';
996    }
997
998    $start_level = $data[0]['level'];
999    $level = $start_level;
1000    $ret   = '';
1001    $open  = 0;
1002
1003    foreach ($data as $item){
1004
1005        if( $item['level'] > $level ){
1006            //open new list
1007            for($i=0; $i<($item['level'] - $level); $i++){
1008                if ($i) $ret .= "<li class=\"clear\">";
1009                $ret .= "\n<ul class=\"$class\">\n";
1010                $open++;
1011            }
1012            $level = $item['level'];
1013
1014        }elseif( $item['level'] < $level ){
1015            //close last item
1016            $ret .= "</li>\n";
1017            while( $level > $item['level'] && $open > 0 ){
1018                //close higher lists
1019                $ret .= "</ul>\n</li>\n";
1020                $level--;
1021                $open--;
1022            }
1023        } elseif ($ret !== '') {
1024            //close previous item
1025            $ret .= "</li>\n";
1026        }
1027
1028        //print item
1029        $ret .= call_user_func($lifunc,$item);
1030        $ret .= '<div class="li">';
1031
1032        $ret .= call_user_func($func,$item);
1033        $ret .= '</div>';
1034    }
1035
1036    //close remaining items and lists
1037    $ret .= "</li>\n";
1038    while($open-- > 0) {
1039        $ret .= "</ul></li>\n";
1040    }
1041
1042    if ($forcewrapper || $start_level < 2) {
1043        // Trigger building a wrapper ul if the first level is
1044        // 0 (we have a root object) or 1 (just the root content)
1045        $ret = "\n<ul class=\"$class\">\n".$ret."</ul>\n";
1046    }
1047
1048    return $ret;
1049}
1050
1051/**
1052 * display backlinks
1053 *
1054 * @author Andreas Gohr <andi@splitbrain.org>
1055 * @author Michael Klier <chi@chimeric.de>
1056 */
1057function html_backlinks(){
1058    global $ID;
1059    global $lang;
1060
1061    print p_locale_xhtml('backlinks');
1062
1063    $data = ft_backlinks($ID);
1064
1065    if(!empty($data)) {
1066        print '<ul class="idx">';
1067        foreach($data as $blink){
1068            print '<li><div class="li">';
1069            print html_wikilink(':'.$blink,useHeading('navigation')?null:$blink);
1070            print '</div></li>';
1071        }
1072        print '</ul>';
1073    } else {
1074        print '<div class="level1"><p>' . $lang['nothingfound'] . '</p></div>';
1075    }
1076}
1077
1078/**
1079 * Get header of diff HTML
1080 *
1081 * @param string $l_rev   Left revisions
1082 * @param string $r_rev   Right revision
1083 * @param string $id      Page id, if null $ID is used
1084 * @param bool   $media   If it is for media files
1085 * @param bool   $inline  Return the header on a single line
1086 * @return string[] HTML snippets for diff header
1087 */
1088function html_diff_head($l_rev, $r_rev, $id = null, $media = false, $inline = false) {
1089    global $lang;
1090    if ($id === null) {
1091        global $ID;
1092        $id = $ID;
1093    }
1094    $head_separator = $inline ? ' ' : '<br />';
1095    $media_or_wikiFN = $media ? 'mediaFN' : 'wikiFN';
1096    $ml_or_wl = $media ? 'ml' : 'wl';
1097    $l_minor = $r_minor = '';
1098
1099    if($media) {
1100        $changelog = new MediaChangeLog($id);
1101    } else {
1102        $changelog = new PageChangeLog($id);
1103    }
1104    if(!$l_rev){
1105        $l_head = '&mdash;';
1106    }else{
1107        $l_info   = $changelog->getRevisionInfo($l_rev);
1108        if($l_info['user']){
1109            $l_user = '<bdi>'.editorinfo($l_info['user']).'</bdi>';
1110            if(auth_ismanager()) $l_user .= ' <bdo dir="ltr">('.$l_info['ip'].')</bdo>';
1111        } else {
1112            $l_user = '<bdo dir="ltr">'.$l_info['ip'].'</bdo>';
1113        }
1114        $l_user  = '<span class="user">'.$l_user.'</span>';
1115        $l_sum   = ($l_info['sum']) ? '<span class="sum"><bdi>'.hsc($l_info['sum']).'</bdi></span>' : '';
1116        if ($l_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $l_minor = 'class="minor"';
1117
1118        $l_head_title = ($media) ? dformat($l_rev) : $id.' ['.dformat($l_rev).']';
1119        $l_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$l_rev").'">'.
1120        $l_head_title.'</a></bdi>'.
1121        $head_separator.$l_user.' '.$l_sum;
1122    }
1123
1124    if($r_rev){
1125        $r_info   = $changelog->getRevisionInfo($r_rev);
1126        if($r_info['user']){
1127            $r_user = '<bdi>'.editorinfo($r_info['user']).'</bdi>';
1128            if(auth_ismanager()) $r_user .= ' <bdo dir="ltr">('.$r_info['ip'].')</bdo>';
1129        } else {
1130            $r_user = '<bdo dir="ltr">'.$r_info['ip'].'</bdo>';
1131        }
1132        $r_user = '<span class="user">'.$r_user.'</span>';
1133        $r_sum  = ($r_info['sum']) ? '<span class="sum"><bdi>'.hsc($r_info['sum']).'</bdi></span>' : '';
1134        if ($r_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1135
1136        $r_head_title = ($media) ? dformat($r_rev) : $id.' ['.dformat($r_rev).']';
1137        $r_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$r_rev").'">'.
1138        $r_head_title.'</a></bdi>'.
1139        $head_separator.$r_user.' '.$r_sum;
1140    }elseif($_rev = @filemtime($media_or_wikiFN($id))){
1141        $_info   = $changelog->getRevisionInfo($_rev);
1142        if($_info['user']){
1143            $_user = '<bdi>'.editorinfo($_info['user']).'</bdi>';
1144            if(auth_ismanager()) $_user .= ' <bdo dir="ltr">('.$_info['ip'].')</bdo>';
1145        } else {
1146            $_user = '<bdo dir="ltr">'.$_info['ip'].'</bdo>';
1147        }
1148        $_user = '<span class="user">'.$_user.'</span>';
1149        $_sum  = ($_info['sum']) ? '<span class="sum"><bdi>'.hsc($_info['sum']).'</span></bdi>' : '';
1150        if ($_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1151
1152        $r_head_title = ($media) ? dformat($_rev) : $id.' ['.dformat($_rev).']';
1153        $r_head  = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id).'">'.
1154        $r_head_title.'</a></bdi> '.
1155        '('.$lang['current'].')'.
1156        $head_separator.$_user.' '.$_sum;
1157    }else{
1158        $r_head = '&mdash; ('.$lang['current'].')';
1159    }
1160
1161    return array($l_head, $r_head, $l_minor, $r_minor);
1162}
1163
1164/**
1165 * Show diff
1166 * between current page version and provided $text
1167 * or between the revisions provided via GET or POST
1168 *
1169 * @author Andreas Gohr <andi@splitbrain.org>
1170 * @param  string $text  when non-empty: compare with this text with most current version
1171 * @param  bool   $intro display the intro text
1172 * @param  string $type  type of the diff (inline or sidebyside)
1173 */
1174function html_diff($text = '', $intro = true, $type = null) {
1175    global $ID;
1176    global $REV;
1177    global $lang;
1178    global $INPUT;
1179    global $INFO;
1180    $pagelog = new PageChangeLog($ID);
1181
1182    /*
1183     * Determine diff type
1184     */
1185    if(!$type) {
1186        $type = $INPUT->str('difftype');
1187        if(empty($type)) {
1188            $type = get_doku_pref('difftype', $type);
1189            if(empty($type) && $INFO['ismobile']) {
1190                $type = 'inline';
1191            }
1192        }
1193    }
1194    if($type != 'inline') $type = 'sidebyside';
1195
1196    /*
1197     * Determine requested revision(s)
1198     */
1199    // we're trying to be clever here, revisions to compare can be either
1200    // given as rev and rev2 parameters, with rev2 being optional. Or in an
1201    // array in rev2.
1202    $rev1 = $REV;
1203
1204    $rev2 = $INPUT->ref('rev2');
1205    if(is_array($rev2)) {
1206        $rev1 = (int) $rev2[0];
1207        $rev2 = (int) $rev2[1];
1208
1209        if(!$rev1) {
1210            $rev1 = $rev2;
1211            unset($rev2);
1212        }
1213    } else {
1214        $rev2 = $INPUT->int('rev2');
1215    }
1216
1217    /*
1218     * Determine left and right revision, its texts and the header
1219     */
1220    $r_minor = '';
1221    $l_minor = '';
1222
1223    if($text) { // compare text to the most current revision
1224        $l_rev = '';
1225        $l_text = rawWiki($ID, '');
1226        $l_head = '<a class="wikilink1" href="' . wl($ID) . '">' .
1227            $ID . ' ' . dformat((int) @filemtime(wikiFN($ID))) . '</a> ' .
1228            $lang['current'];
1229
1230        $r_rev = '';
1231        $r_text = cleanText($text);
1232        $r_head = $lang['yours'];
1233    } else {
1234        if($rev1 && isset($rev2) && $rev2) { // two specific revisions wanted
1235            // make sure order is correct (older on the left)
1236            if($rev1 < $rev2) {
1237                $l_rev = $rev1;
1238                $r_rev = $rev2;
1239            } else {
1240                $l_rev = $rev2;
1241                $r_rev = $rev1;
1242            }
1243        } elseif($rev1) { // single revision given, compare to current
1244            $r_rev = '';
1245            $l_rev = $rev1;
1246        } else { // no revision was given, compare previous to current
1247            $r_rev = '';
1248            $revs = $pagelog->getRevisions(0, 1);
1249            $l_rev = $revs[0];
1250            $REV = $l_rev; // store revision back in $REV
1251        }
1252
1253        // when both revisions are empty then the page was created just now
1254        if(!$l_rev && !$r_rev) {
1255            $l_text = '';
1256        } else {
1257            $l_text = rawWiki($ID, $l_rev);
1258        }
1259        $r_text = rawWiki($ID, $r_rev);
1260
1261        list($l_head, $r_head, $l_minor, $r_minor) = html_diff_head($l_rev, $r_rev, null, false, $type == 'inline');
1262    }
1263
1264    /*
1265     * Build navigation
1266     */
1267    $l_nav = '';
1268    $r_nav = '';
1269    if(!$text) {
1270        list($l_nav, $r_nav) = html_diff_navigation($pagelog, $type, $l_rev, $r_rev);
1271    }
1272    /*
1273     * Create diff object and the formatter
1274     */
1275    $diff = new Diff(explode("\n", $l_text), explode("\n", $r_text));
1276
1277    if($type == 'inline') {
1278        $diffformatter = new InlineDiffFormatter();
1279    } else {
1280        $diffformatter = new TableDiffFormatter();
1281    }
1282    /*
1283     * Display intro
1284     */
1285    if($intro) print p_locale_xhtml('diff');
1286
1287    /*
1288     * Display type and exact reference
1289     */
1290    if(!$text) {
1291        ptln('<div class="diffoptions group">');
1292
1293
1294        $form = new Doku_Form(array('action' => wl()));
1295        $form->addHidden('id', $ID);
1296        $form->addHidden('rev2[0]', $l_rev);
1297        $form->addHidden('rev2[1]', $r_rev);
1298        $form->addHidden('do', 'diff');
1299        $form->addElement(
1300             form_makeListboxField(
1301                 'difftype',
1302                 array(
1303                     'sidebyside' => $lang['diff_side'],
1304                     'inline' => $lang['diff_inline']
1305                 ),
1306                 $type,
1307                 $lang['diff_type'],
1308                 '', '',
1309                 array('class' => 'quickselect')
1310             )
1311        );
1312        $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1313        $form->printForm();
1314
1315        ptln('<p>');
1316        // link to exactly this view FS#2835
1317        echo html_diff_navigationlink($type, 'difflink', $l_rev, $r_rev ? $r_rev : $INFO['currentrev']);
1318        ptln('</p>');
1319
1320        ptln('</div>'); // .diffoptions
1321    }
1322
1323    /*
1324     * Display diff view table
1325     */
1326    ?>
1327    <div class="table">
1328    <table class="diff diff_<?php echo $type ?>">
1329
1330        <?php
1331        //navigation and header
1332        if($type == 'inline') {
1333            if(!$text) { ?>
1334                <tr>
1335                    <td class="diff-lineheader">-</td>
1336                    <td class="diffnav"><?php echo $l_nav ?></td>
1337                </tr>
1338                <tr>
1339                    <th class="diff-lineheader">-</th>
1340                    <th <?php echo $l_minor ?>>
1341                        <?php echo $l_head ?>
1342                    </th>
1343                </tr>
1344            <?php } ?>
1345            <tr>
1346                <td class="diff-lineheader">+</td>
1347                <td class="diffnav"><?php echo $r_nav ?></td>
1348            </tr>
1349            <tr>
1350                <th class="diff-lineheader">+</th>
1351                <th <?php echo $r_minor ?>>
1352                    <?php echo $r_head ?>
1353                </th>
1354            </tr>
1355        <?php } else {
1356            if(!$text) { ?>
1357                <tr>
1358                    <td colspan="2" class="diffnav"><?php echo $l_nav ?></td>
1359                    <td colspan="2" class="diffnav"><?php echo $r_nav ?></td>
1360                </tr>
1361            <?php } ?>
1362            <tr>
1363                <th colspan="2" <?php echo $l_minor ?>>
1364                    <?php echo $l_head ?>
1365                </th>
1366                <th colspan="2" <?php echo $r_minor ?>>
1367                    <?php echo $r_head ?>
1368                </th>
1369            </tr>
1370        <?php }
1371
1372        //diff view
1373        echo html_insert_softbreaks($diffformatter->format($diff)); ?>
1374
1375    </table>
1376    </div>
1377<?php
1378}
1379
1380/**
1381 * Create html for revision navigation
1382 *
1383 * @param PageChangeLog $pagelog changelog object of current page
1384 * @param string        $type    inline vs sidebyside
1385 * @param int           $l_rev   left revision timestamp
1386 * @param int           $r_rev   right revision timestamp
1387 * @return string[] html of left and right navigation elements
1388 */
1389function html_diff_navigation($pagelog, $type, $l_rev, $r_rev) {
1390    global $INFO, $ID;
1391
1392    // last timestamp is not in changelog, retrieve timestamp from metadata
1393    // note: when page is removed, the metadata timestamp is zero
1394    $r_rev = $r_rev ? $r_rev : $INFO['meta']['last_change']['date'];
1395
1396    //retrieve revisions with additional info
1397    list($l_revs, $r_revs) = $pagelog->getRevisionsAround($l_rev, $r_rev);
1398    $l_revisions = array();
1399    if(!$l_rev) {
1400        $l_revisions[0] = array(0, "", false); //no left revision given, add dummy
1401    }
1402    foreach($l_revs as $rev) {
1403        $info = $pagelog->getRevisionInfo($rev);
1404        $l_revisions[$rev] = array(
1405            $rev,
1406            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1407            $r_rev ? $rev >= $r_rev : false //disable?
1408        );
1409    }
1410    $r_revisions = array();
1411    if(!$r_rev) {
1412        $r_revisions[0] = array(0, "", false); //no right revision given, add dummy
1413    }
1414    foreach($r_revs as $rev) {
1415        $info = $pagelog->getRevisionInfo($rev);
1416        $r_revisions[$rev] = array(
1417            $rev,
1418            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1419            $rev <= $l_rev //disable?
1420        );
1421    }
1422
1423    //determine previous/next revisions
1424    $l_index = array_search($l_rev, $l_revs);
1425    $l_prev = $l_revs[$l_index + 1];
1426    $l_next = $l_revs[$l_index - 1];
1427    if($r_rev) {
1428        $r_index = array_search($r_rev, $r_revs);
1429        $r_prev = $r_revs[$r_index + 1];
1430        $r_next = $r_revs[$r_index - 1];
1431    } else {
1432        //removed page
1433        if($l_next) {
1434            $r_prev = $r_revs[0];
1435        } else {
1436            $r_prev = null;
1437        }
1438        $r_next = null;
1439    }
1440
1441    /*
1442     * Left side:
1443     */
1444    $l_nav = '';
1445    //move back
1446    if($l_prev) {
1447        $l_nav .= html_diff_navigationlink($type, 'diffbothprevrev', $l_prev, $r_prev);
1448        $l_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_prev, $r_rev);
1449    }
1450    //dropdown
1451    $form = new Doku_Form(array('action' => wl()));
1452    $form->addHidden('id', $ID);
1453    $form->addHidden('difftype', $type);
1454    $form->addHidden('rev2[1]', $r_rev);
1455    $form->addHidden('do', 'diff');
1456    $form->addElement(
1457         form_makeListboxField(
1458             'rev2[0]',
1459             $l_revisions,
1460             $l_rev,
1461             '', '', '',
1462             array('class' => 'quickselect')
1463         )
1464    );
1465    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1466    $l_nav .= $form->getForm();
1467    //move forward
1468    if($l_next && ($l_next < $r_rev || !$r_rev)) {
1469        $l_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_next, $r_rev);
1470    }
1471
1472    /*
1473     * Right side:
1474     */
1475    $r_nav = '';
1476    //move back
1477    if($l_rev < $r_prev) {
1478        $r_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_rev, $r_prev);
1479    }
1480    //dropdown
1481    $form = new Doku_Form(array('action' => wl()));
1482    $form->addHidden('id', $ID);
1483    $form->addHidden('rev2[0]', $l_rev);
1484    $form->addHidden('difftype', $type);
1485    $form->addHidden('do', 'diff');
1486    $form->addElement(
1487         form_makeListboxField(
1488             'rev2[1]',
1489             $r_revisions,
1490             $r_rev,
1491             '', '', '',
1492             array('class' => 'quickselect')
1493         )
1494    );
1495    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1496    $r_nav .= $form->getForm();
1497    //move forward
1498    if($r_next) {
1499        if($pagelog->isCurrentRevision($r_next)) {
1500            $r_nav .= html_diff_navigationlink($type, 'difflastrev', $l_rev); //last revision is diff with current page
1501        } else {
1502            $r_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_rev, $r_next);
1503        }
1504        $r_nav .= html_diff_navigationlink($type, 'diffbothnextrev', $l_next, $r_next);
1505    }
1506    return array($l_nav, $r_nav);
1507}
1508
1509/**
1510 * Create html link to a diff defined by two revisions
1511 *
1512 * @param string $difftype display type
1513 * @param string $linktype
1514 * @param int $lrev oldest revision
1515 * @param int $rrev newest revision or null for diff with current revision
1516 * @return string html of link to a diff
1517 */
1518function html_diff_navigationlink($difftype, $linktype, $lrev, $rrev = null) {
1519    global $ID, $lang;
1520    if(!$rrev) {
1521        $urlparam = array(
1522            'do' => 'diff',
1523            'rev' => $lrev,
1524            'difftype' => $difftype,
1525        );
1526    } else {
1527        $urlparam = array(
1528            'do' => 'diff',
1529            'rev2[0]' => $lrev,
1530            'rev2[1]' => $rrev,
1531            'difftype' => $difftype,
1532        );
1533    }
1534    return  '<a class="' . $linktype . '" href="' . wl($ID, $urlparam) . '" title="' . $lang[$linktype] . '">' .
1535                '<span>' . $lang[$linktype] . '</span>' .
1536            '</a>' . "\n";
1537}
1538
1539/**
1540 * Insert soft breaks in diff html
1541 *
1542 * @param string $diffhtml
1543 * @return string
1544 */
1545function html_insert_softbreaks($diffhtml) {
1546    // search the diff html string for both:
1547    // - html tags, so these can be ignored
1548    // - long strings of characters without breaking characters
1549    return preg_replace_callback('/<[^>]*>|[^<> ]{12,}/','html_softbreak_callback',$diffhtml);
1550}
1551
1552/**
1553 * callback which adds softbreaks
1554 *
1555 * @param array $match array with first the complete match
1556 * @return string the replacement
1557 */
1558function html_softbreak_callback($match){
1559    // if match is an html tag, return it intact
1560    if ($match[0]{0} == '<') return $match[0];
1561
1562    // its a long string without a breaking character,
1563    // make certain characters into breaking characters by inserting a
1564    // breaking character (zero length space, U+200B / #8203) in front them.
1565    $regex = <<< REGEX
1566(?(?=                                 # start a conditional expression with a positive look ahead ...
1567&\#?\\w{1,6};)                        # ... for html entities - we don't want to split them (ok to catch some invalid combinations)
1568&\#?\\w{1,6};                         # yes pattern - a quicker match for the html entity, since we know we have one
1569|
1570[?/,&\#;:]                            # no pattern - any other group of 'special' characters to insert a breaking character after
1571)+                                    # end conditional expression
1572REGEX;
1573
1574    return preg_replace('<'.$regex.'>xu','\0&#8203;',$match[0]);
1575}
1576
1577/**
1578 * show warning on conflict detection
1579 *
1580 * @author Andreas Gohr <andi@splitbrain.org>
1581 *
1582 * @param string $text
1583 * @param string $summary
1584 */
1585function html_conflict($text,$summary){
1586    global $ID;
1587    global $lang;
1588
1589    print p_locale_xhtml('conflict');
1590    $form = new Doku_Form(array('id' => 'dw__editform'));
1591    $form->addHidden('id', $ID);
1592    $form->addHidden('wikitext', $text);
1593    $form->addHidden('summary', $summary);
1594    $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('accesskey'=>'s')));
1595    $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel']));
1596    html_form('conflict', $form);
1597    print '<br /><br /><br /><br />'.NL;
1598}
1599
1600/**
1601 * Prints the global message array
1602 *
1603 * @author Andreas Gohr <andi@splitbrain.org>
1604 */
1605function html_msgarea(){
1606    global $MSG, $MSG_shown;
1607    /** @var array $MSG */
1608    // store if the global $MSG has already been shown and thus HTML output has been started
1609    $MSG_shown = true;
1610
1611    if(!isset($MSG)) return;
1612
1613    $shown = array();
1614    foreach($MSG as $msg){
1615        $hash = md5($msg['msg']);
1616        if(isset($shown[$hash])) continue; // skip double messages
1617        if(info_msg_allowed($msg)){
1618            print '<div class="'.$msg['lvl'].'">';
1619            print $msg['msg'];
1620            print '</div>';
1621        }
1622        $shown[$hash] = 1;
1623    }
1624
1625    unset($GLOBALS['MSG']);
1626}
1627
1628/**
1629 * Prints the registration form
1630 *
1631 * @author Andreas Gohr <andi@splitbrain.org>
1632 */
1633function html_register(){
1634    global $lang;
1635    global $conf;
1636    global $INPUT;
1637
1638    $base_attrs = array('size'=>50,'required'=>'required');
1639    $email_attrs = $base_attrs + array('type'=>'email','class'=>'edit');
1640
1641    print p_locale_xhtml('register');
1642    print '<div class="centeralign">'.NL;
1643    $form = new Doku_Form(array('id' => 'dw__register'));
1644    $form->startFieldset($lang['btn_register']);
1645    $form->addHidden('do', 'register');
1646    $form->addHidden('save', '1');
1647    $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block', $base_attrs));
1648    if (!$conf['autopasswd']) {
1649        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', $base_attrs));
1650        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', $base_attrs));
1651    }
1652    $form->addElement(form_makeTextField('fullname', $INPUT->post->str('fullname'), $lang['fullname'], '', 'block', $base_attrs));
1653    $form->addElement(form_makeField('email','email', $INPUT->post->str('email'), $lang['email'], '', 'block', $email_attrs));
1654    $form->addElement(form_makeButton('submit', '', $lang['btn_register']));
1655    $form->endFieldset();
1656    html_form('register', $form);
1657
1658    print '</div>'.NL;
1659}
1660
1661/**
1662 * Print the update profile form
1663 *
1664 * @author Christopher Smith <chris@jalakai.co.uk>
1665 * @author Andreas Gohr <andi@splitbrain.org>
1666 */
1667function html_updateprofile(){
1668    global $lang;
1669    global $conf;
1670    global $INPUT;
1671    global $INFO;
1672    /** @var DokuWiki_Auth_Plugin $auth */
1673    global $auth;
1674
1675    print p_locale_xhtml('updateprofile');
1676    print '<div class="centeralign">'.NL;
1677
1678    $fullname = $INPUT->post->str('fullname', $INFO['userinfo']['name'], true);
1679    $email = $INPUT->post->str('email', $INFO['userinfo']['mail'], true);
1680    $form = new Doku_Form(array('id' => 'dw__register'));
1681    $form->startFieldset($lang['profile']);
1682    $form->addHidden('do', 'profile');
1683    $form->addHidden('save', '1');
1684    $form->addElement(form_makeTextField('login', $_SERVER['REMOTE_USER'], $lang['user'], '', 'block', array('size'=>'50', 'disabled'=>'disabled')));
1685    $attr = array('size'=>'50');
1686    if (!$auth->canDo('modName')) $attr['disabled'] = 'disabled';
1687    $form->addElement(form_makeTextField('fullname', $fullname, $lang['fullname'], '', 'block', $attr));
1688    $attr = array('size'=>'50', 'class'=>'edit');
1689    if (!$auth->canDo('modMail')) $attr['disabled'] = 'disabled';
1690    $form->addElement(form_makeField('email','email', $email, $lang['email'], '', 'block', $attr));
1691    $form->addElement(form_makeTag('br'));
1692    if ($auth->canDo('modPass')) {
1693        $form->addElement(form_makePasswordField('newpass', $lang['newpass'], '', 'block', array('size'=>'50')));
1694        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
1695    }
1696    if ($conf['profileconfirm']) {
1697        $form->addElement(form_makeTag('br'));
1698        $form->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1699    }
1700    $form->addElement(form_makeButton('submit', '', $lang['btn_save']));
1701    $form->addElement(form_makeButton('reset', '', $lang['btn_reset']));
1702
1703    $form->endFieldset();
1704    html_form('updateprofile', $form);
1705
1706    if ($auth->canDo('delUser') && actionOK('profile_delete')) {
1707        $form_profiledelete = new Doku_Form(array('id' => 'dw__profiledelete'));
1708        $form_profiledelete->startFieldset($lang['profdeleteuser']);
1709        $form_profiledelete->addHidden('do', 'profile_delete');
1710        $form_profiledelete->addHidden('delete', '1');
1711        $form_profiledelete->addElement(form_makeCheckboxField('confirm_delete', '1', $lang['profconfdelete'],'dw__confirmdelete','', array('required' => 'required')));
1712        if ($conf['profileconfirm']) {
1713            $form_profiledelete->addElement(form_makeTag('br'));
1714            $form_profiledelete->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1715        }
1716        $form_profiledelete->addElement(form_makeButton('submit', '', $lang['btn_deleteuser']));
1717        $form_profiledelete->endFieldset();
1718
1719        html_form('profiledelete', $form_profiledelete);
1720    }
1721
1722    print '</div>'.NL;
1723}
1724
1725/**
1726 * Preprocess edit form data
1727 *
1728 * @author   Andreas Gohr <andi@splitbrain.org>
1729 *
1730 * @triggers HTML_EDITFORM_OUTPUT
1731 */
1732function html_edit(){
1733    global $INPUT;
1734    global $ID;
1735    global $REV;
1736    global $DATE;
1737    global $PRE;
1738    global $SUF;
1739    global $INFO;
1740    global $SUM;
1741    global $lang;
1742    global $conf;
1743    global $TEXT;
1744
1745    if ($INPUT->has('changecheck')) {
1746        $check = $INPUT->str('changecheck');
1747    } elseif(!$INFO['exists']){
1748        // $TEXT has been loaded from page template
1749        $check = md5('');
1750    } else {
1751        $check = md5($TEXT);
1752    }
1753    $mod = md5($TEXT) !== $check;
1754
1755    $wr = $INFO['writable'] && !$INFO['locked'];
1756    $include = 'edit';
1757    if($wr){
1758        if ($REV) $include = 'editrev';
1759    }else{
1760        // check pseudo action 'source'
1761        if(!actionOK('source')){
1762            msg('Command disabled: source',-1);
1763            return;
1764        }
1765        $include = 'read';
1766    }
1767
1768    global $license;
1769
1770    $form = new Doku_Form(array('id' => 'dw__editform'));
1771    $form->addHidden('id', $ID);
1772    $form->addHidden('rev', $REV);
1773    $form->addHidden('date', $DATE);
1774    $form->addHidden('prefix', $PRE . '.');
1775    $form->addHidden('suffix', $SUF);
1776    $form->addHidden('changecheck', $check);
1777
1778    $data = array('form' => $form,
1779                  'wr'   => $wr,
1780                  'media_manager' => true,
1781                  'target' => ($INPUT->has('target') && $wr) ? $INPUT->str('target') : 'section',
1782                  'intro_locale' => $include);
1783
1784    if ($data['target'] !== 'section') {
1785        // Only emit event if page is writable, section edit data is valid and
1786        // edit target is not section.
1787        trigger_event('HTML_EDIT_FORMSELECTION', $data, 'html_edit_form', true);
1788    } else {
1789        html_edit_form($data);
1790    }
1791    if (isset($data['intro_locale'])) {
1792        echo p_locale_xhtml($data['intro_locale']);
1793    }
1794
1795    $form->addHidden('target', $data['target']);
1796    $form->addElement(form_makeOpenTag('div', array('id'=>'wiki__editbar', 'class'=>'editBar')));
1797    $form->addElement(form_makeOpenTag('div', array('id'=>'size__ctl')));
1798    $form->addElement(form_makeCloseTag('div'));
1799    if ($wr) {
1800        $form->addElement(form_makeOpenTag('div', array('class'=>'editButtons')));
1801        $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('id'=>'edbtn__save', 'accesskey'=>'s', 'tabindex'=>'4')));
1802        $form->addElement(form_makeButton('submit', 'preview', $lang['btn_preview'], array('id'=>'edbtn__preview', 'accesskey'=>'p', 'tabindex'=>'5')));
1803        $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_cancel'], array('tabindex'=>'6')));
1804        $form->addElement(form_makeCloseTag('div'));
1805        $form->addElement(form_makeOpenTag('div', array('class'=>'summary')));
1806        $form->addElement(form_makeTextField('summary', $SUM, $lang['summary'], 'edit__summary', 'nowrap', array('size'=>'50', 'tabindex'=>'2')));
1807        $elem = html_minoredit();
1808        if ($elem) $form->addElement($elem);
1809        $form->addElement(form_makeCloseTag('div'));
1810    }
1811    $form->addElement(form_makeCloseTag('div'));
1812    if($wr && $conf['license']){
1813        $form->addElement(form_makeOpenTag('div', array('class'=>'license')));
1814        $out  = $lang['licenseok'];
1815        $out .= ' <a href="'.$license[$conf['license']]['url'].'" rel="license" class="urlextern"';
1816        if($conf['target']['extern']) $out .= ' target="'.$conf['target']['extern'].'"';
1817        $out .= '>'.$license[$conf['license']]['name'].'</a>';
1818        $form->addElement($out);
1819        $form->addElement(form_makeCloseTag('div'));
1820    }
1821
1822    if ($wr) {
1823        // sets changed to true when previewed
1824        echo '<script type="text/javascript">/*<![CDATA[*/'. NL;
1825        echo 'textChanged = ' . ($mod ? 'true' : 'false');
1826        echo '/*!]]>*/</script>' . NL;
1827    } ?>
1828    <div class="editBox" role="application">
1829
1830    <div class="toolbar group">
1831        <div id="draft__status"><?php if(!empty($INFO['draft'])) echo $lang['draftdate'].' '.dformat();?></div>
1832        <div id="tool__bar"><?php if ($wr && $data['media_manager']){?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
1833            target="_blank"><?php echo $lang['mediaselect'] ?></a><?php }?></div>
1834    </div>
1835    <?php
1836
1837    html_form('edit', $form);
1838    print '</div>'.NL;
1839}
1840
1841/**
1842 * Display the default edit form
1843 *
1844 * Is the default action for HTML_EDIT_FORMSELECTION.
1845 *
1846 * @param mixed[] $param
1847 */
1848function html_edit_form($param) {
1849    global $TEXT;
1850
1851    if ($param['target'] !== 'section') {
1852        msg('No editor for edit target ' . hsc($param['target']) . ' found.', -1);
1853    }
1854
1855    $attr = array('tabindex'=>'1');
1856    if (!$param['wr']) $attr['readonly'] = 'readonly';
1857
1858    $param['form']->addElement(form_makeWikiText($TEXT, $attr));
1859}
1860
1861/**
1862 * Adds a checkbox for minor edits for logged in users
1863 *
1864 * @author Andreas Gohr <andi@splitbrain.org>
1865 *
1866 * @return array|bool
1867 */
1868function html_minoredit(){
1869    global $conf;
1870    global $lang;
1871    global $INPUT;
1872    // minor edits are for logged in users only
1873    if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
1874        return false;
1875    }
1876
1877    $p = array();
1878    $p['tabindex'] = 3;
1879    if($INPUT->bool('minor')) $p['checked']='checked';
1880    return form_makeCheckboxField('minor', '1', $lang['minoredit'], 'minoredit', 'nowrap', $p);
1881}
1882
1883/**
1884 * prints some debug info
1885 *
1886 * @author Andreas Gohr <andi@splitbrain.org>
1887 */
1888function html_debug(){
1889    global $conf;
1890    global $lang;
1891    /** @var DokuWiki_Auth_Plugin $auth */
1892    global $auth;
1893    global $INFO;
1894
1895    //remove sensitive data
1896    $cnf = $conf;
1897    debug_guard($cnf);
1898    $nfo = $INFO;
1899    debug_guard($nfo);
1900    $ses = $_SESSION;
1901    debug_guard($ses);
1902
1903    print '<html><body>';
1904
1905    print '<p>When reporting bugs please send all the following ';
1906    print 'output as a mail to andi@splitbrain.org ';
1907    print 'The best way to do this is to save this page in your browser</p>';
1908
1909    print '<b>$INFO:</b><pre>';
1910    print_r($nfo);
1911    print '</pre>';
1912
1913    print '<b>$_SERVER:</b><pre>';
1914    print_r($_SERVER);
1915    print '</pre>';
1916
1917    print '<b>$conf:</b><pre>';
1918    print_r($cnf);
1919    print '</pre>';
1920
1921    print '<b>DOKU_BASE:</b><pre>';
1922    print DOKU_BASE;
1923    print '</pre>';
1924
1925    print '<b>abs DOKU_BASE:</b><pre>';
1926    print DOKU_URL;
1927    print '</pre>';
1928
1929    print '<b>rel DOKU_BASE:</b><pre>';
1930    print dirname($_SERVER['PHP_SELF']).'/';
1931    print '</pre>';
1932
1933    print '<b>PHP Version:</b><pre>';
1934    print phpversion();
1935    print '</pre>';
1936
1937    print '<b>locale:</b><pre>';
1938    print setlocale(LC_ALL,0);
1939    print '</pre>';
1940
1941    print '<b>encoding:</b><pre>';
1942    print $lang['encoding'];
1943    print '</pre>';
1944
1945    if($auth){
1946        print '<b>Auth backend capabilities:</b><pre>';
1947        foreach ($auth->getCapabilities() as $cando){
1948            print '   '.str_pad($cando,16) . ' => ' . (int)$auth->canDo($cando) . NL;
1949        }
1950        print '</pre>';
1951    }
1952
1953    print '<b>$_SESSION:</b><pre>';
1954    print_r($ses);
1955    print '</pre>';
1956
1957    print '<b>Environment:</b><pre>';
1958    print_r($_ENV);
1959    print '</pre>';
1960
1961    print '<b>PHP settings:</b><pre>';
1962    $inis = ini_get_all();
1963    print_r($inis);
1964    print '</pre>';
1965
1966    if (function_exists('apache_get_version')) {
1967        $apache = array();
1968        $apache['version'] = apache_get_version();
1969
1970        if (function_exists('apache_get_modules')) {
1971            $apache['modules'] = apache_get_modules();
1972        }
1973        print '<b>Apache</b><pre>';
1974        print_r($apache);
1975        print '</pre>';
1976    }
1977
1978    print '</body></html>';
1979}
1980
1981/**
1982 * List available Administration Tasks
1983 *
1984 * @author Andreas Gohr <andi@splitbrain.org>
1985 * @author Håkan Sandell <hakan.sandell@home.se>
1986 */
1987function html_admin(){
1988    global $ID;
1989    global $INFO;
1990    global $conf;
1991    /** @var DokuWiki_Auth_Plugin $auth */
1992    global $auth;
1993
1994    // build menu of admin functions from the plugins that handle them
1995    $pluginlist = plugin_list('admin');
1996    $menu = array();
1997    foreach ($pluginlist as $p) {
1998        /** @var DokuWiki_Admin_Plugin $obj */
1999        if(($obj = plugin_load('admin',$p)) === null) continue;
2000
2001        // check permissions
2002        if($obj->forAdminOnly() && !$INFO['isadmin']) continue;
2003
2004        $menu[$p] = array('plugin' => $p,
2005                'prompt' => $obj->getMenuText($conf['lang']),
2006                'sort' => $obj->getMenuSort()
2007                );
2008    }
2009
2010    // data security check
2011    // simple check if the 'savedir' is relative and accessible when appended to DOKU_URL
2012    // it verifies either:
2013    //   'savedir' has been moved elsewhere, or
2014    //   has protection to prevent the webserver serving files from it
2015    if (substr($conf['savedir'],0,2) == './'){
2016        echo '<a style="border:none; float:right;"
2017                href="http://www.dokuwiki.org/security#web_access_security">
2018                <img src="'.DOKU_URL.$conf['savedir'].'/security.png" alt="Your data directory seems to be protected properly."
2019                onerror="this.parentNode.style.display=\'none\'" /></a>';
2020    }
2021
2022    print p_locale_xhtml('admin');
2023
2024    // Admin Tasks
2025    if($INFO['isadmin']){
2026        ptln('<ul class="admin_tasks">');
2027
2028        if($menu['usermanager'] && $auth && $auth->canDo('getUsers')){
2029            ptln('  <li class="admin_usermanager"><div class="li">'.
2030                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'usermanager')).'">'.
2031                    $menu['usermanager']['prompt'].'</a></div></li>');
2032        }
2033        unset($menu['usermanager']);
2034
2035        if($menu['acl']){
2036            ptln('  <li class="admin_acl"><div class="li">'.
2037                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'acl')).'">'.
2038                    $menu['acl']['prompt'].'</a></div></li>');
2039        }
2040        unset($menu['acl']);
2041
2042        if($menu['extension']){
2043            ptln('  <li class="admin_plugin"><div class="li">'.
2044                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'extension')).'">'.
2045                    $menu['extension']['prompt'].'</a></div></li>');
2046        }
2047        unset($menu['extension']);
2048
2049        if($menu['config']){
2050            ptln('  <li class="admin_config"><div class="li">'.
2051                    '<a href="'.wl($ID, array('do' => 'admin','page' => 'config')).'">'.
2052                    $menu['config']['prompt'].'</a></div></li>');
2053        }
2054        unset($menu['config']);
2055    }
2056    ptln('</ul>');
2057
2058    // Manager Tasks
2059    ptln('<ul class="admin_tasks">');
2060
2061    if($menu['revert']){
2062        ptln('  <li class="admin_revert"><div class="li">'.
2063                '<a href="'.wl($ID, array('do' => 'admin','page' => 'revert')).'">'.
2064                $menu['revert']['prompt'].'</a></div></li>');
2065    }
2066    unset($menu['revert']);
2067
2068    if($menu['popularity']){
2069        ptln('  <li class="admin_popularity"><div class="li">'.
2070                '<a href="'.wl($ID, array('do' => 'admin','page' => 'popularity')).'">'.
2071                $menu['popularity']['prompt'].'</a></div></li>');
2072    }
2073    unset($menu['popularity']);
2074
2075    // print DokuWiki version:
2076    ptln('</ul>');
2077    echo '<div id="admin__version">';
2078    echo getVersion();
2079    echo '</div>';
2080
2081    // print the rest as sorted list
2082    if(count($menu)){
2083        usort($menu, 'p_sort_modes');
2084        // output the menu
2085        ptln('<div class="clearer"></div>');
2086        print p_locale_xhtml('adminplugins');
2087        ptln('<ul>');
2088        foreach ($menu as $item) {
2089            if (!$item['prompt']) continue;
2090            ptln('  <li><div class="li"><a href="'.wl($ID, 'do=admin&amp;page='.$item['plugin']).'">'.$item['prompt'].'</a></div></li>');
2091        }
2092        ptln('</ul>');
2093    }
2094}
2095
2096/**
2097 * Form to request a new password for an existing account
2098 *
2099 * @author Benoit Chesneau <benoit@bchesneau.info>
2100 * @author Andreas Gohr <gohr@cosmocode.de>
2101 */
2102function html_resendpwd() {
2103    global $lang;
2104    global $conf;
2105    global $INPUT;
2106
2107    $token = preg_replace('/[^a-f0-9]+/','',$INPUT->str('pwauth'));
2108
2109    if(!$conf['autopasswd'] && $token){
2110        print p_locale_xhtml('resetpwd');
2111        print '<div class="centeralign">'.NL;
2112        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2113        $form->startFieldset($lang['btn_resendpwd']);
2114        $form->addHidden('token', $token);
2115        $form->addHidden('do', 'resendpwd');
2116
2117        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', array('size'=>'50')));
2118        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
2119
2120        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2121        $form->endFieldset();
2122        html_form('resendpwd', $form);
2123        print '</div>'.NL;
2124    }else{
2125        print p_locale_xhtml('resendpwd');
2126        print '<div class="centeralign">'.NL;
2127        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2128        $form->startFieldset($lang['resendpwd']);
2129        $form->addHidden('do', 'resendpwd');
2130        $form->addHidden('save', '1');
2131        $form->addElement(form_makeTag('br'));
2132        $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block'));
2133        $form->addElement(form_makeTag('br'));
2134        $form->addElement(form_makeTag('br'));
2135        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2136        $form->endFieldset();
2137        html_form('resendpwd', $form);
2138        print '</div>'.NL;
2139    }
2140}
2141
2142/**
2143 * Return the TOC rendered to XHTML
2144 *
2145 * @author Andreas Gohr <andi@splitbrain.org>
2146 *
2147 * @param array $toc
2148 * @return string html
2149 */
2150function html_TOC($toc){
2151    if(!count($toc)) return '';
2152    global $lang;
2153    $out  = '<!-- TOC START -->'.DOKU_LF;
2154    $out .= '<div id="dw__toc">'.DOKU_LF;
2155    $out .= '<h3 class="toggle">';
2156    $out .= $lang['toc'];
2157    $out .= '</h3>'.DOKU_LF;
2158    $out .= '<div>'.DOKU_LF;
2159    $out .= html_buildlist($toc,'toc','html_list_toc','html_li_default',true);
2160    $out .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
2161    $out .= '<!-- TOC END -->'.DOKU_LF;
2162    return $out;
2163}
2164
2165/**
2166 * Callback for html_buildlist
2167 *
2168 * @param array $item
2169 * @return string html
2170 */
2171function html_list_toc($item){
2172    if(isset($item['hid'])){
2173        $link = '#'.$item['hid'];
2174    }else{
2175        $link = $item['link'];
2176    }
2177
2178    return '<a href="'.$link.'">'.hsc($item['title']).'</a>';
2179}
2180
2181/**
2182 * Helper function to build TOC items
2183 *
2184 * Returns an array ready to be added to a TOC array
2185 *
2186 * @param string $link  - where to link (if $hash set to '#' it's a local anchor)
2187 * @param string $text  - what to display in the TOC
2188 * @param int    $level - nesting level
2189 * @param string $hash  - is prepended to the given $link, set blank if you want full links
2190 * @return array the toc item
2191 */
2192function html_mktocitem($link, $text, $level, $hash='#'){
2193    return  array( 'link'  => $hash.$link,
2194            'title' => $text,
2195            'type'  => 'ul',
2196            'level' => $level);
2197}
2198
2199/**
2200 * Output a Doku_Form object.
2201 * Triggers an event with the form name: HTML_{$name}FORM_OUTPUT
2202 *
2203 * @author Tom N Harris <tnharris@whoopdedo.org>
2204 *
2205 * @param string     $name The name of the form
2206 * @param Doku_Form  $form The form
2207 */
2208function html_form($name, &$form) {
2209    // Safety check in case the caller forgets.
2210    $form->endFieldset();
2211    trigger_event('HTML_'.strtoupper($name).'FORM_OUTPUT', $form, 'html_form_output', false);
2212}
2213
2214/**
2215 * Form print function.
2216 * Just calls printForm() on the data object.
2217 *
2218 * @param Doku_Form $data The form
2219 */
2220function html_form_output($data) {
2221    $data->printForm();
2222}
2223
2224/**
2225 * Embed a flash object in HTML
2226 *
2227 * This will create the needed HTML to embed a flash movie in a cross browser
2228 * compatble way using valid XHTML
2229 *
2230 * The parameters $params, $flashvars and $atts need to be associative arrays.
2231 * No escaping needs to be done for them. The alternative content *has* to be
2232 * escaped because it is used as is. If no alternative content is given
2233 * $lang['noflash'] is used.
2234 *
2235 * @author Andreas Gohr <andi@splitbrain.org>
2236 * @link   http://latrine.dgx.cz/how-to-correctly-insert-a-flash-into-xhtml
2237 *
2238 * @param string $swf      - the SWF movie to embed
2239 * @param int $width       - width of the flash movie in pixels
2240 * @param int $height      - height of the flash movie in pixels
2241 * @param array $params    - additional parameters (<param>)
2242 * @param array $flashvars - parameters to be passed in the flashvar parameter
2243 * @param array $atts      - additional attributes for the <object> tag
2244 * @param string $alt      - alternative content (is NOT automatically escaped!)
2245 * @return string         - the XHTML markup
2246 */
2247function html_flashobject($swf,$width,$height,$params=null,$flashvars=null,$atts=null,$alt=''){
2248    global $lang;
2249
2250    $out = '';
2251
2252    // prepare the object attributes
2253    if(is_null($atts)) $atts = array();
2254    $atts['width']  = (int) $width;
2255    $atts['height'] = (int) $height;
2256    if(!$atts['width'])  $atts['width']  = 425;
2257    if(!$atts['height']) $atts['height'] = 350;
2258
2259    // add object attributes for standard compliant browsers
2260    $std = $atts;
2261    $std['type'] = 'application/x-shockwave-flash';
2262    $std['data'] = $swf;
2263
2264    // add object attributes for IE
2265    $ie  = $atts;
2266    $ie['classid'] = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
2267
2268    // open object (with conditional comments)
2269    $out .= '<!--[if !IE]> -->'.NL;
2270    $out .= '<object '.buildAttributes($std).'>'.NL;
2271    $out .= '<!-- <![endif]-->'.NL;
2272    $out .= '<!--[if IE]>'.NL;
2273    $out .= '<object '.buildAttributes($ie).'>'.NL;
2274    $out .= '    <param name="movie" value="'.hsc($swf).'" />'.NL;
2275    $out .= '<!--><!-- -->'.NL;
2276
2277    // print params
2278    if(is_array($params)) foreach($params as $key => $val){
2279        $out .= '  <param name="'.hsc($key).'" value="'.hsc($val).'" />'.NL;
2280    }
2281
2282    // add flashvars
2283    if(is_array($flashvars)){
2284        $out .= '  <param name="FlashVars" value="'.buildURLparams($flashvars).'" />'.NL;
2285    }
2286
2287    // alternative content
2288    if($alt){
2289        $out .= $alt.NL;
2290    }else{
2291        $out .= $lang['noflash'].NL;
2292    }
2293
2294    // finish
2295    $out .= '</object>'.NL;
2296    $out .= '<!-- <![endif]-->'.NL;
2297
2298    return $out;
2299}
2300
2301/**
2302 * Prints HTML code for the given tab structure
2303 *
2304 * @param array  $tabs        tab structure
2305 * @param string $current_tab the current tab id
2306 */
2307function html_tabs($tabs, $current_tab = null) {
2308    echo '<ul class="tabs">'.NL;
2309
2310    foreach($tabs as $id => $tab) {
2311        html_tab($tab['href'], $tab['caption'], $id === $current_tab);
2312    }
2313
2314    echo '</ul>'.NL;
2315}
2316/**
2317 * Prints a single tab
2318 *
2319 * @author Kate Arzamastseva <pshns@ukr.net>
2320 * @author Adrian Lang <mail@adrianlang.de>
2321 *
2322 * @param string $href - tab href
2323 * @param string $caption - tab caption
2324 * @param boolean $selected - is tab selected
2325 */
2326
2327function html_tab($href, $caption, $selected=false) {
2328    $tab = '<li>';
2329    if ($selected) {
2330        $tab .= '<strong>';
2331    } else {
2332        $tab .= '<a href="' . hsc($href) . '">';
2333    }
2334    $tab .= hsc($caption)
2335         .  '</' . ($selected ? 'strong' : 'a') . '>'
2336         .  '</li>'.NL;
2337    echo $tab;
2338}
2339
2340