xref: /dokuwiki/inc/html.php (revision 564ad40a29ed6fd13280ffa4c2db9a67ff064796) 
1<?php
2/**
3 * HTML output functions
4 *
5 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
6 * @author     Andreas Gohr <andi@splitbrain.org>
7 */
8
9if(!defined('DOKU_INC')) die('meh.');
10if(!defined('NL')) define('NL',"\n");
11
12/**
13 * Convenience function to quickly build a wikilink
14 *
15 * @author Andreas Gohr <andi@splitbrain.org>
16 * @param string  $id      id of the target page
17 * @param string  $name    the name of the link, i.e. the text that is displayed
18 * @param string|array  $search  search string(s) that shall be highlighted in the target page
19 * @return string the HTML code of the link
20 */
21function html_wikilink($id,$name=null,$search=''){
22    /** @var Doku_Renderer_xhtml $xhtml_renderer */
23    static $xhtml_renderer = null;
24    if(is_null($xhtml_renderer)){
25        $xhtml_renderer = p_get_renderer('xhtml');
26    }
27
28    return $xhtml_renderer->internallink($id,$name,$search,true,'navigation');
29}
30
31/**
32 * The loginform
33 *
34 * @author   Andreas Gohr <andi@splitbrain.org>
35 */
36function html_login(){
37    global $lang;
38    global $conf;
39    global $ID;
40    global $INPUT;
41
42    print p_locale_xhtml('login');
43    print '<div class="centeralign">'.NL;
44    $form = new Doku_Form(array('id' => 'dw__login'));
45    $form->startFieldset($lang['btn_login']);
46    $form->addHidden('id', $ID);
47    $form->addHidden('do', 'login');
48    $form->addElement(form_makeTextField('u', ((!$INPUT->bool('http_credentials')) ? $INPUT->str('u') : ''), $lang['user'], 'focus__this', 'block'));
49    $form->addElement(form_makePasswordField('p', $lang['pass'], '', 'block'));
50    if($conf['rememberme']) {
51        $form->addElement(form_makeCheckboxField('r', '1', $lang['remember'], 'remember__me', 'simple'));
52    }
53    $form->addElement(form_makeButton('submit', '', $lang['btn_login']));
54    $form->endFieldset();
55
56    if(actionOK('register')){
57        $form->addElement('<p>'.$lang['reghere'].': '.tpl_actionlink('register','','','',true).'</p>');
58    }
59
60    if (actionOK('resendpwd')) {
61        $form->addElement('<p>'.$lang['pwdforget'].': '.tpl_actionlink('resendpwd','','','',true).'</p>');
62    }
63
64    html_form('login', $form);
65    print '</div>'.NL;
66}
67
68
69/**
70 * Denied page content
71 *
72 * @return string html
73 */
74function html_denied() {
75    print p_locale_xhtml('denied');
76
77    if(empty($_SERVER['REMOTE_USER'])){
78        html_login();
79    }
80}
81
82/**
83 * inserts section edit buttons if wanted or removes the markers
84 *
85 * @author Andreas Gohr <andi@splitbrain.org>
86 *
87 * @param string $text
88 * @param bool   $show show section edit buttons?
89 * @return string
90 */
91function html_secedit($text,$show=true){
92    global $INFO;
93
94    $regexp = '#<!-- EDIT(\d+) ([A-Z_]+) (?:"([^"]*)" )?\[(\d+-\d*)\] -->#';
95
96    if(!$INFO['writable'] || !$show || $INFO['rev']){
97        return preg_replace($regexp,'',$text);
98    }
99
100    return preg_replace_callback($regexp,
101                'html_secedit_button', $text);
102}
103
104/**
105 * prepares section edit button data for event triggering
106 * used as a callback in html_secedit
107 *
108 * @author Andreas Gohr <andi@splitbrain.org>
109 *
110 * @param array $matches matches with regexp
111 * @return string
112 * @triggers HTML_SECEDIT_BUTTON
113 */
114function html_secedit_button($matches){
115    $data = array('secid'  => $matches[1],
116                  'target' => strtolower($matches[2]),
117                  'range'  => $matches[count($matches) - 1]);
118    if (count($matches) === 5) {
119        $data['name'] = $matches[3];
120    }
121
122    return trigger_event('HTML_SECEDIT_BUTTON', $data,
123                         'html_secedit_get_button');
124}
125
126/**
127 * prints a section editing button
128 * used as default action form HTML_SECEDIT_BUTTON
129 *
130 * @author Adrian Lang <lang@cosmocode.de>
131 *
132 * @param array $data name, section id and target
133 * @return string html
134 */
135function html_secedit_get_button($data) {
136    global $ID;
137    global $INFO;
138
139    if (!isset($data['name']) || $data['name'] === '') return '';
140
141    $name = $data['name'];
142    unset($data['name']);
143
144    $secid = $data['secid'];
145    unset($data['secid']);
146
147    return "<div class='secedit editbutton_" . $data['target'] .
148                       " editbutton_" . $secid . "'>" .
149           html_btn('secedit', $ID, '',
150                    array_merge(array('do'  => 'edit',
151                                      'rev' => $INFO['lastmod'],
152                                      'summary' => '['.$name.'] '), $data),
153                    'post', $name) . '</div>';
154}
155
156/**
157 * Just the back to top button (in its own form)
158 *
159 * @author Andreas Gohr <andi@splitbrain.org>
160 *
161 * @return string html
162 */
163function html_topbtn(){
164    global $lang;
165
166    $ret  = '<a class="nolink" href="#dokuwiki__top"><input type="button" class="button" value="'.$lang['btn_top'].'" onclick="window.scrollTo(0, 0)" title="'.$lang['btn_top'].'" /></a>';
167
168    return $ret;
169}
170
171/**
172 * Displays a button (using its own form)
173 * If tooltip exists, the access key tooltip is replaced.
174 *
175 * @author Andreas Gohr <andi@splitbrain.org>
176 *
177 * @param string         $name
178 * @param string         $id
179 * @param string         $akey   access key
180 * @param string[] $params key-value pairs added as hidden inputs
181 * @param string         $method
182 * @param string         $tooltip
183 * @param bool|string    $label  label text, false: lookup btn_$name in localization
184 * @return string
185 */
186function html_btn($name, $id, $akey, $params, $method='get', $tooltip='', $label=false){
187    global $conf;
188    global $lang;
189
190    if (!$label)
191        $label = $lang['btn_'.$name];
192
193    $ret = '';
194
195    //filter id (without urlencoding)
196    $id = idfilter($id,false);
197
198    //make nice URLs even for buttons
199    if($conf['userewrite'] == 2){
200        $script = DOKU_BASE.DOKU_SCRIPT.'/'.$id;
201    }elseif($conf['userewrite']){
202        $script = DOKU_BASE.$id;
203    }else{
204        $script = DOKU_BASE.DOKU_SCRIPT;
205        $params['id'] = $id;
206    }
207
208    $ret .= '<form class="button btn_'.$name.'" method="'.$method.'" action="'.$script.'"><div class="no">';
209
210    if(is_array($params)){
211        foreach($params as $key => $val) {
212            $ret .= '<input type="hidden" name="'.$key.'" ';
213            $ret .= 'value="'.hsc($val).'" />';
214        }
215    }
216
217    if ($tooltip!='') {
218        $tip = hsc($tooltip);
219    }else{
220        $tip = hsc($label);
221    }
222
223    $ret .= '<button type="submit" ';
224    if($akey){
225        $tip .= ' ['.strtoupper($akey).']';
226        $ret .= 'accesskey="'.$akey.'" ';
227    }
228    $ret .= 'title="'.$tip.'">';
229    $ret .= hsc($label);
230    $ret .= '</button>';
231    $ret .= '</div></form>';
232
233    return $ret;
234}
235/**
236 * show a revision warning
237 *
238 * @author Szymon Olewniczak <dokuwiki@imz.re>
239 */
240function html_showrev() {
241    print p_locale_xhtml('showrev');
242}
243
244/**
245 * Show a wiki page
246 *
247 * @author Andreas Gohr <andi@splitbrain.org>
248 *
249 * @param null|string $txt wiki text or null for showing $ID
250 */
251function html_show($txt=null){
252    global $ID;
253    global $REV;
254    global $HIGH;
255    global $INFO;
256    global $DATE_AT;
257    //disable section editing for old revisions or in preview
258    if($txt || $REV){
259        $secedit = false;
260    }else{
261        $secedit = true;
262    }
263
264    if (!is_null($txt)){
265        //PreviewHeader
266        echo '<br id="scroll__here" />';
267        echo p_locale_xhtml('preview');
268        echo '<div class="preview"><div class="pad">';
269        $html = html_secedit(p_render('xhtml',p_get_instructions($txt),$info),$secedit);
270        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
271        echo $html;
272        echo '<div class="clearer"></div>';
273        echo '</div></div>';
274
275    }else{
276        if ($REV||$DATE_AT){
277            $data = array('rev' => &$REV, 'date_at' => &$DATE_AT);
278            trigger_event('HTML_SHOWREV_OUTPUT', $data, 'html_showrev');
279        }
280        $html = p_wiki_xhtml($ID,$REV,true,$DATE_AT);
281        $html = html_secedit($html,$secedit);
282        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
283        $html = html_hilight($html,$HIGH);
284        echo $html;
285    }
286}
287
288/**
289 * ask the user about how to handle an exisiting draft
290 *
291 * @author Andreas Gohr <andi@splitbrain.org>
292 */
293function html_draft(){
294    global $INFO;
295    global $ID;
296    global $lang;
297    $draft = unserialize(io_readFile($INFO['draft'],false));
298    $text  = cleanText(con($draft['prefix'],$draft['text'],$draft['suffix'],true));
299
300    print p_locale_xhtml('draft');
301    $form = new Doku_Form(array('id' => 'dw__editform'));
302    $form->addHidden('id', $ID);
303    $form->addHidden('date', $draft['date']);
304    $form->addElement(form_makeWikiText($text, array('readonly'=>'readonly')));
305    $form->addElement(form_makeOpenTag('div', array('id'=>'draft__status')));
306    $form->addElement($lang['draftdate'].' '. dformat(filemtime($INFO['draft'])));
307    $form->addElement(form_makeCloseTag('div'));
308    $form->addElement(form_makeButton('submit', 'recover', $lang['btn_recover'], array('tabindex'=>'1')));
309    $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_draftdel'], array('tabindex'=>'2')));
310    $form->addElement(form_makeButton('submit', 'show', $lang['btn_cancel'], array('tabindex'=>'3')));
311    html_form('draft', $form);
312}
313
314/**
315 * Highlights searchqueries in HTML code
316 *
317 * @author Andreas Gohr <andi@splitbrain.org>
318 * @author Harry Fuecks <hfuecks@gmail.com>
319 *
320 * @param string $html
321 * @param array|string $phrases
322 * @return string html
323 */
324function html_hilight($html,$phrases){
325    $phrases = (array) $phrases;
326    $phrases = array_map('preg_quote_cb', $phrases);
327    $phrases = array_map('ft_snippet_re_preprocess', $phrases);
328    $phrases = array_filter($phrases);
329    $regex = join('|',$phrases);
330
331    if ($regex === '') return $html;
332    if (!utf8_check($regex)) return $html;
333    $html = @preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback',$html);
334    return $html;
335}
336
337/**
338 * Callback used by html_hilight()
339 *
340 * @author Harry Fuecks <hfuecks@gmail.com>
341 *
342 * @param array $m matches
343 * @return string html
344 */
345function html_hilight_callback($m) {
346    $hlight = unslash($m[0]);
347    if ( !isset($m[2])) {
348        $hlight = '<span class="search_hit">'.$hlight.'</span>';
349    }
350    return $hlight;
351}
352
353/**
354 * Run a search and display the result
355 *
356 * @author Andreas Gohr <andi@splitbrain.org>
357 */
358function html_search(){
359    global $QUERY, $ID;
360    global $lang;
361
362    $intro = p_locale_xhtml('searchpage');
363    // allow use of placeholder in search intro
364    $pagecreateinfo = (auth_quickaclcheck($ID) >= AUTH_CREATE) ? $lang['searchcreatepage'] : '';
365    $intro = str_replace(
366        array('@QUERY@', '@SEARCH@', '@CREATEPAGEINFO@'),
367        array(hsc(rawurlencode($QUERY)), hsc($QUERY), $pagecreateinfo),
368        $intro
369    );
370    echo $intro;
371
372    //do quick pagesearch
373    $data = ft_pageLookup($QUERY,true,useHeading('navigation'));
374    if(count($data)){
375        print '<div class="search_quickresult">';
376        print '<h3>'.$lang['quickhits'].':</h3>';
377        print '<ul class="search_quickhits">';
378        foreach($data as $id => $title){
379            print '<li> ';
380            if (useHeading('navigation')) {
381                $name = $title;
382            }else{
383                $ns = getNS($id);
384                if($ns){
385                    $name = shorten(noNS($id), ' ('.$ns.')',30);
386                }else{
387                    $name = $id;
388                }
389            }
390            print html_wikilink(':'.$id,$name);
391            print '</li> ';
392        }
393        print '</ul> ';
394        //clear float (see http://www.complexspiral.com/publications/containing-floats/)
395        print '<div class="clearer"></div>';
396        print '</div>';
397    }
398
399    //do fulltext search
400    $regex = array();
401    $data = ft_pageSearch($QUERY,$regex);
402    if(count($data)){
403        print '<dl class="search_results">';
404        $num = 1;
405        foreach($data as $id => $cnt){
406            print '<dt>';
407            print html_wikilink(':'.$id,useHeading('navigation')?null:$id,$regex);
408            if($cnt !== 0){
409                print ': '.$cnt.' '.$lang['hits'].'';
410            }
411            print '</dt>';
412            if($cnt !== 0){
413                if($num < FT_SNIPPET_NUMBER){ // create snippets for the first number of matches only
414                    print '<dd>'.ft_snippet($id,$regex).'</dd>';
415                }
416                $num++;
417            }
418        }
419        print '</dl>';
420    }else{
421        print '<div class="nothing">'.$lang['nothingfound'].'</div>';
422    }
423}
424
425/**
426 * Display error on locked pages
427 *
428 * @author Andreas Gohr <andi@splitbrain.org>
429 */
430function html_locked(){
431    global $ID;
432    global $conf;
433    global $lang;
434    global $INFO;
435
436    $locktime = filemtime(wikiLockFN($ID));
437    $expire = dformat($locktime + $conf['locktime']);
438    $min    = round(($conf['locktime'] - (time() - $locktime) )/60);
439
440    print p_locale_xhtml('locked');
441    print '<ul>';
442    print '<li><div class="li"><strong>'.$lang['lockedby'].'</strong> '.editorinfo($INFO['locked']).'</div></li>';
443    print '<li><div class="li"><strong>'.$lang['lockexpire'].'</strong> '.$expire.' ('.$min.' min)</div></li>';
444    print '</ul>';
445}
446
447/**
448 * list old revisions
449 *
450 * @author Andreas Gohr <andi@splitbrain.org>
451 * @author Ben Coburn <btcoburn@silicodon.net>
452 * @author Kate Arzamastseva <pshns@ukr.net>
453 *
454 * @param int $first skip the first n changelog lines
455 * @param bool|string $media_id id of media, or false for current page
456 */
457function html_revisions($first=0, $media_id = false){
458    global $ID;
459    global $INFO;
460    global $conf;
461    global $lang;
462    $id = $ID;
463    if ($media_id) {
464        $id = $media_id;
465        $changelog = new MediaChangeLog($id);
466    } else {
467        $changelog = new PageChangeLog($id);
468    }
469
470    /* we need to get one additional log entry to be able to
471     * decide if this is the last page or is there another one.
472     * see html_recent()
473     */
474
475    $revisions = $changelog->getRevisions($first, $conf['recent']+1);
476
477    if(count($revisions)==0 && $first!=0){
478        $first=0;
479        $revisions = $changelog->getRevisions($first, $conf['recent']+1);
480    }
481    $hasNext = false;
482    if (count($revisions)>$conf['recent']) {
483        $hasNext = true;
484        array_pop($revisions); // remove extra log entry
485    }
486
487    if (!$media_id) print p_locale_xhtml('revisions');
488
489    $params = array('id' => 'page__revisions', 'class' => 'changes');
490    if($media_id) {
491        $params['action'] = media_managerURL(array('image' => $media_id), '&');
492    }
493
494    if(!$media_id) {
495        $exists = $INFO['exists'];
496        $display_name = useHeading('navigation') ? hsc(p_get_first_heading($id)) : $id;
497        if(!$display_name) {
498            $display_name = $id;
499        }
500    } else {
501        $exists = file_exists(mediaFN($id));
502        $display_name = $id;
503    }
504
505    $form = new Doku_Form($params);
506    $form->addElement(form_makeOpenTag('ul'));
507
508    if($exists && $first == 0) {
509        $minor = false;
510        if($media_id) {
511            $date = dformat(@filemtime(mediaFN($id)));
512            $href = media_managerURL(array('image' => $id, 'tab_details' => 'view'), '&');
513
514            $changelog->setChunkSize(1024);
515            $revinfo = $changelog->getRevisionInfo(@filemtime(fullpath(mediaFN($id))));
516
517            $summary = $revinfo['sum'];
518            if($revinfo['user']) {
519                $editor = $revinfo['user'];
520            } else {
521                $editor = $revinfo['ip'];
522            }
523            $sizechange = $revinfo['sizechange'];
524        } else {
525            $date = dformat($INFO['lastmod']);
526            if(isset($INFO['meta']) && isset($INFO['meta']['last_change'])) {
527                if($INFO['meta']['last_change']['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
528                    $minor = true;
529                }
530                if(isset($INFO['meta']['last_change']['sizechange'])) {
531                    $sizechange = $INFO['meta']['last_change']['sizechange'];
532                } else {
533                    $sizechange = null;
534                }
535            }
536            $pagelog = new PageChangeLog($ID);
537            $latestrev = $pagelog->getRevisions(-1, 1);
538            $latestrev = array_pop($latestrev);
539            $href = wl($id,"rev=$latestrev",false,'&');
540            $summary = $INFO['sum'];
541            $editor = $INFO['editor'];
542        }
543
544        $form->addElement(form_makeOpenTag('li', array('class' => ($minor ? 'minor' : ''))));
545        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
546        $form->addElement(form_makeTag('input', array(
547                        'type' => 'checkbox',
548                        'name' => 'rev2[]',
549                        'value' => 'current')));
550
551        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
552        $form->addElement($date);
553        $form->addElement(form_makeCloseTag('span'));
554
555        $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
556
557        $form->addElement(form_makeOpenTag('a', array(
558                        'class' => 'wikilink1',
559                        'href'  => $href)));
560        $form->addElement($display_name);
561        $form->addElement(form_makeCloseTag('a'));
562
563        if ($media_id) $form->addElement(form_makeOpenTag('div'));
564
565        if($summary) {
566            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
567            if(!$media_id) $form->addElement(' – ');
568            $form->addElement('<bdi>' . hsc($summary) . '</bdi>');
569            $form->addElement(form_makeCloseTag('span'));
570        }
571
572        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
573        $form->addElement((empty($editor))?('('.$lang['external_edit'].')'):'<bdi>'.editorinfo($editor).'</bdi>');
574        $form->addElement(form_makeCloseTag('span'));
575
576        html_sizechange($sizechange, $form);
577
578        $form->addElement('('.$lang['current'].')');
579
580        if ($media_id) $form->addElement(form_makeCloseTag('div'));
581
582        $form->addElement(form_makeCloseTag('div'));
583        $form->addElement(form_makeCloseTag('li'));
584    }
585
586    foreach($revisions as $rev) {
587        $date = dformat($rev);
588        $info = $changelog->getRevisionInfo($rev);
589        if($media_id) {
590            $exists = file_exists(mediaFN($id, $rev));
591        } else {
592            $exists = page_exists($id, $rev);
593        }
594
595        $class = '';
596        if($info['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
597            $class = 'minor';
598        }
599        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
600        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
601        if($exists){
602            $form->addElement(form_makeTag('input', array(
603                            'type' => 'checkbox',
604                            'name' => 'rev2[]',
605                            'value' => $rev)));
606        }else{
607            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
608        }
609
610        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
611        $form->addElement($date);
612        $form->addElement(form_makeCloseTag('span'));
613
614        if($exists){
615            if (!$media_id) {
616                $href = wl($id,"rev=$rev,do=diff", false, '&');
617            } else {
618                $href = media_managerURL(array('image' => $id, 'rev' => $rev, 'mediado' => 'diff'), '&');
619            }
620            $form->addElement(form_makeOpenTag('a', array(
621                            'class' => 'diff_link',
622                            'href' => $href)));
623            $form->addElement(form_makeTag('img', array(
624                            'src'    => DOKU_BASE.'lib/images/diff.png',
625                            'width'  => 15,
626                            'height' => 11,
627                            'title'  => $lang['diff'],
628                            'alt'    => $lang['diff'])));
629            $form->addElement(form_makeCloseTag('a'));
630
631            if (!$media_id) {
632                $href = wl($id,"rev=$rev",false,'&');
633            } else {
634                $href = media_managerURL(array('image' => $id, 'tab_details' => 'view', 'rev' => $rev), '&');
635            }
636            $form->addElement(form_makeOpenTag('a', array(
637                            'class' => 'wikilink1',
638                            'href' => $href)));
639            $form->addElement($display_name);
640            $form->addElement(form_makeCloseTag('a'));
641        }else{
642            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
643            $form->addElement($display_name);
644        }
645
646        if ($media_id) $form->addElement(form_makeOpenTag('div'));
647
648        if ($info['sum']) {
649            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
650            if(!$media_id) $form->addElement(' – ');
651            $form->addElement('<bdi>'.hsc($info['sum']).'</bdi>');
652            $form->addElement(form_makeCloseTag('span'));
653        }
654
655        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
656        if($info['user']){
657            $form->addElement('<bdi>'.editorinfo($info['user']).'</bdi>');
658            if(auth_ismanager()){
659                $form->addElement(' <bdo dir="ltr">('.$info['ip'].')</bdo>');
660            }
661        }else{
662            $form->addElement('<bdo dir="ltr">'.$info['ip'].'</bdo>');
663        }
664        $form->addElement(form_makeCloseTag('span'));
665
666        html_sizechange($info['sizechange'], $form);
667
668        if ($media_id) $form->addElement(form_makeCloseTag('div'));
669
670        $form->addElement(form_makeCloseTag('div'));
671        $form->addElement(form_makeCloseTag('li'));
672    }
673    $form->addElement(form_makeCloseTag('ul'));
674    if (!$media_id) {
675        $form->addElement(form_makeButton('submit', 'diff', $lang['diff2']));
676    } else {
677        $form->addHidden('mediado', 'diff');
678        $form->addElement(form_makeButton('submit', '', $lang['diff2']));
679    }
680    html_form('revisions', $form);
681
682    print '<div class="pagenav">';
683    $last = $first + $conf['recent'];
684    if ($first > 0) {
685        $first -= $conf['recent'];
686        if ($first < 0) $first = 0;
687        print '<div class="pagenav-prev">';
688        if ($media_id) {
689            print html_btn('newer',$media_id,"p",media_managerURL(array('first' => $first), '&amp;', false, true));
690        } else {
691            print html_btn('newer',$id,"p",array('do' => 'revisions', 'first' => $first));
692        }
693        print '</div>';
694    }
695    if ($hasNext) {
696        print '<div class="pagenav-next">';
697        if ($media_id) {
698            print html_btn('older',$media_id,"n",media_managerURL(array('first' => $last), '&amp;', false, true));
699        } else {
700            print html_btn('older',$id,"n",array('do' => 'revisions', 'first' => $last));
701        }
702        print '</div>';
703    }
704    print '</div>';
705
706}
707
708/**
709 * display recent changes
710 *
711 * @author Andreas Gohr <andi@splitbrain.org>
712 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
713 * @author Ben Coburn <btcoburn@silicodon.net>
714 * @author Kate Arzamastseva <pshns@ukr.net>
715 *
716 * @param int $first
717 * @param string $show_changes
718 */
719function html_recent($first = 0, $show_changes = 'both') {
720    global $conf;
721    global $lang;
722    global $ID;
723    /* we need to get one additionally log entry to be able to
724     * decide if this is the last page or is there another one.
725     * This is the cheapest solution to get this information.
726     */
727    $flags = 0;
728    if($show_changes == 'mediafiles' && $conf['mediarevisions']) {
729        $flags = RECENTS_MEDIA_CHANGES;
730    } elseif($show_changes == 'pages') {
731        $flags = 0;
732    } elseif($conf['mediarevisions']) {
733        $show_changes = 'both';
734        $flags = RECENTS_MEDIA_PAGES_MIXED;
735    }
736
737    $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
738    if(count($recents) == 0 && $first != 0) {
739        $first = 0;
740        $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
741    }
742    $hasNext = false;
743    if(count($recents) > $conf['recent']) {
744        $hasNext = true;
745        array_pop($recents); // remove extra log entry
746    }
747
748    print p_locale_xhtml('recent');
749
750    if(getNS($ID) != '') {
751        print '<div class="level1"><p>' . sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent')) . '</p></div>';
752    }
753
754    $form = new Doku_Form(array('id' => 'dw__recent', 'method' => 'GET', 'class' => 'changes'));
755    $form->addHidden('sectok', null);
756    $form->addHidden('do', 'recent');
757    $form->addHidden('id', $ID);
758
759    if($conf['mediarevisions']) {
760        $form->addElement('<div class="changeType">');
761        $form->addElement(form_makeListboxField(
762                    'show_changes',
763                    array(
764                        'pages'      => $lang['pages_changes'],
765                        'mediafiles' => $lang['media_changes'],
766                        'both'       => $lang['both_changes']
767                    ),
768                    $show_changes,
769                    $lang['changes_type'],
770                    '', '',
771                    array('class' => 'quickselect')));
772
773        $form->addElement(form_makeButton('submit', 'recent', $lang['btn_apply']));
774        $form->addElement('</div>');
775    }
776
777    $form->addElement(form_makeOpenTag('ul'));
778
779    foreach($recents as $recent) {
780        $date = dformat($recent['date']);
781
782        $class = '';
783        if($recent['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
784            $class = 'minor';
785        }
786        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
787        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
788
789        if(!empty($recent['media'])) {
790            $form->addElement(media_printicon($recent['id']));
791        } else {
792            $icon = DOKU_BASE . 'lib/images/fileicons/file.png';
793            $form->addElement('<img src="' . $icon . '" alt="' . $recent['id'] . '" class="icon" />');
794        }
795
796        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
797        $form->addElement($date);
798        $form->addElement(form_makeCloseTag('span'));
799
800        $diff = false;
801        $href = '';
802
803        if(!empty($recent['media'])) {
804            $changelog = new MediaChangeLog($recent['id']);
805            $revs = $changelog->getRevisions(0, 1);
806            $diff = (count($revs) && file_exists(mediaFN($recent['id'])));
807            if($diff) {
808                $href = media_managerURL(array(
809                                            'tab_details' => 'history',
810                                            'mediado' => 'diff',
811                                            'image' => $recent['id'],
812                                            'ns' => getNS($recent['id'])
813                                        ), '&');
814            }
815        } else {
816            $href = wl($recent['id'], "do=diff", false, '&');
817        }
818
819        if(!empty($recent['media']) && !$diff) {
820            $form->addElement('<img src="' . DOKU_BASE . 'lib/images/blank.gif" width="15" height="11" alt="" />');
821        } else {
822            $form->addElement(form_makeOpenTag('a', array('class' => 'diff_link', 'href' => $href)));
823            $form->addElement(form_makeTag('img', array(
824                            'src'    => DOKU_BASE . 'lib/images/diff.png',
825                            'width'  => 15,
826                            'height' => 11,
827                            'title'  => $lang['diff'],
828                            'alt'    => $lang['diff']
829                        )));
830            $form->addElement(form_makeCloseTag('a'));
831        }
832
833        if(!empty($recent['media'])) {
834            $href = media_managerURL(array('tab_details' => 'history', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
835        } else {
836            $href = wl($recent['id'], "do=revisions", false, '&');
837        }
838        $form->addElement(form_makeOpenTag('a', array(
839                        'class' => 'revisions_link',
840                        'href'  => $href)));
841        $form->addElement(form_makeTag('img', array(
842                        'src'    => DOKU_BASE . 'lib/images/history.png',
843                        'width'  => 12,
844                        'height' => 14,
845                        'title'  => $lang['btn_revs'],
846                        'alt'    => $lang['btn_revs']
847                    )));
848        $form->addElement(form_makeCloseTag('a'));
849
850        if(!empty($recent['media'])) {
851            $href = media_managerURL(array('tab_details' => 'view', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
852            $class = file_exists(mediaFN($recent['id'])) ? 'wikilink1' : 'wikilink2';
853            $form->addElement(form_makeOpenTag('a', array(
854                        'class' => $class,
855                        'href'  => $href)));
856            $form->addElement($recent['id']);
857            $form->addElement(form_makeCloseTag('a'));
858        } else {
859            $form->addElement(html_wikilink(':' . $recent['id'], useHeading('navigation') ? null : $recent['id']));
860        }
861        $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
862        $form->addElement(' – ' . hsc($recent['sum']));
863        $form->addElement(form_makeCloseTag('span'));
864
865        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
866        if($recent['user']) {
867            $form->addElement('<bdi>' . editorinfo($recent['user']) . '</bdi>');
868            if(auth_ismanager()) {
869                $form->addElement(' <bdo dir="ltr">(' . $recent['ip'] . ')</bdo>');
870            }
871        } else {
872            $form->addElement('<bdo dir="ltr">' . $recent['ip'] . '</bdo>');
873        }
874        $form->addElement(form_makeCloseTag('span'));
875
876        html_sizechange($recent['sizechange'], $form);
877
878        $form->addElement(form_makeCloseTag('div'));
879        $form->addElement(form_makeCloseTag('li'));
880    }
881    $form->addElement(form_makeCloseTag('ul'));
882
883    $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav')));
884    $last = $first + $conf['recent'];
885    if($first > 0) {
886        $first -= $conf['recent'];
887        if($first < 0) $first = 0;
888        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-prev')));
889        $form->addElement(form_makeOpenTag('button', array(
890                        'type'      => 'submit',
891                        'name'      => 'first[' . $first . ']',
892                        'accesskey' => 'n',
893                        'title'     => $lang['btn_newer'] . ' [N]',
894                        'class'     => 'button show'
895                    )));
896        $form->addElement($lang['btn_newer']);
897        $form->addElement(form_makeCloseTag('button'));
898        $form->addElement(form_makeCloseTag('div'));
899    }
900    if($hasNext) {
901        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-next')));
902        $form->addElement(form_makeOpenTag('button', array(
903                        'type'      => 'submit',
904                        'name'      => 'first[' . $last . ']',
905                        'accesskey' => 'p',
906                        'title'     => $lang['btn_older'] . ' [P]',
907                        'class'     => 'button show'
908                    )));
909        $form->addElement($lang['btn_older']);
910        $form->addElement(form_makeCloseTag('button'));
911        $form->addElement(form_makeCloseTag('div'));
912    }
913    $form->addElement(form_makeCloseTag('div'));
914    html_form('recent', $form);
915}
916
917/**
918 * Display page index
919 *
920 * @author Andreas Gohr <andi@splitbrain.org>
921 *
922 * @param string $ns
923 */
924function html_index($ns){
925    global $conf;
926    global $ID;
927    $ns  = cleanID($ns);
928    if(empty($ns)){
929        $ns = getNS($ID);
930        if($ns === false) $ns ='';
931    }
932    $ns  = utf8_encodeFN(str_replace(':','/',$ns));
933
934    echo p_locale_xhtml('index');
935    echo '<div id="index__tree">';
936
937    $data = array();
938    search($data,$conf['datadir'],'search_index',array('ns' => $ns));
939    echo html_buildlist($data,'idx','html_list_index','html_li_index');
940
941    echo '</div>';
942}
943
944/**
945 * Index item formatter
946 *
947 * User function for html_buildlist()
948 *
949 * @author Andreas Gohr <andi@splitbrain.org>
950 *
951 * @param array $item
952 * @return string
953 */
954function html_list_index($item){
955    global $ID, $conf;
956
957    // prevent searchbots needlessly following links
958    $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? ' rel="nofollow"' : '';
959
960    $ret = '';
961    $base = ':'.$item['id'];
962    $base = substr($base,strrpos($base,':')+1);
963    if($item['type']=='d'){
964        // FS#2766, no need for search bots to follow namespace links in the index
965        $ret .= '<a href="'.wl($ID,'idx='.rawurlencode($item['id'])).'" title="' . $item['id'] . '" class="idx_dir"' . $nofollow . '><strong>';
966        $ret .= $base;
967        $ret .= '</strong></a>';
968    }else{
969        // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
970        $ret .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
971    }
972    return $ret;
973}
974
975/**
976 * Index List item
977 *
978 * This user function is used in html_buildlist to build the
979 * <li> tags for namespaces when displaying the page index
980 * it gives different classes to opened or closed "folders"
981 *
982 * @author Andreas Gohr <andi@splitbrain.org>
983 *
984 * @param array $item
985 * @return string html
986 */
987function html_li_index($item){
988    global $INFO;
989    global $ACT;
990
991    $class = '';
992    $id = '';
993
994    if($item['type'] == "f"){
995        // scroll to the current item
996        if($item['id'] == $INFO['id'] && $ACT == 'index') {
997            $id = ' id="scroll__here"';
998            $class = ' bounce';
999        }
1000        return '<li class="level'.$item['level'].$class.'" '.$id.'>';
1001    }elseif($item['open']){
1002        return '<li class="open">';
1003    }else{
1004        return '<li class="closed">';
1005    }
1006}
1007
1008/**
1009 * Default List item
1010 *
1011 * @author Andreas Gohr <andi@splitbrain.org>
1012 *
1013 * @param array $item
1014 * @return string html
1015 */
1016function html_li_default($item){
1017    return '<li class="level'.$item['level'].'">';
1018}
1019
1020/**
1021 * Build an unordered list
1022 *
1023 * Build an unordered list from the given $data array
1024 * Each item in the array has to have a 'level' property
1025 * the item itself gets printed by the given $func user
1026 * function. The second and optional function is used to
1027 * print the <li> tag. Both user function need to accept
1028 * a single item.
1029 *
1030 * Both user functions can be given as array to point to
1031 * a member of an object.
1032 *
1033 * @author Andreas Gohr <andi@splitbrain.org>
1034 *
1035 * @param array    $data  array with item arrays
1036 * @param string   $class class of ul wrapper
1037 * @param callable $func  callback to print an list item
1038 * @param callable $lifunc callback to the opening li tag
1039 * @param bool     $forcewrapper Trigger building a wrapper ul if the first level is
1040 *                               0 (we have a root object) or 1 (just the root content)
1041 * @return string html of an unordered list
1042 */
1043function html_buildlist($data,$class,$func,$lifunc='html_li_default',$forcewrapper=false){
1044    if (count($data) === 0) {
1045        return '';
1046    }
1047
1048    $start_level = $data[0]['level'];
1049    $level = $start_level;
1050    $ret   = '';
1051    $open  = 0;
1052
1053    foreach ($data as $item){
1054
1055        if( $item['level'] > $level ){
1056            //open new list
1057            for($i=0; $i<($item['level'] - $level); $i++){
1058                if ($i) $ret .= "<li class=\"clear\">";
1059                $ret .= "\n<ul class=\"$class\">\n";
1060                $open++;
1061            }
1062            $level = $item['level'];
1063
1064        }elseif( $item['level'] < $level ){
1065            //close last item
1066            $ret .= "</li>\n";
1067            while( $level > $item['level'] && $open > 0 ){
1068                //close higher lists
1069                $ret .= "</ul>\n</li>\n";
1070                $level--;
1071                $open--;
1072            }
1073        } elseif ($ret !== '') {
1074            //close previous item
1075            $ret .= "</li>\n";
1076        }
1077
1078        //print item
1079        $ret .= call_user_func($lifunc,$item);
1080        $ret .= '<div class="li">';
1081
1082        $ret .= call_user_func($func,$item);
1083        $ret .= '</div>';
1084    }
1085
1086    //close remaining items and lists
1087    $ret .= "</li>\n";
1088    while($open-- > 0) {
1089        $ret .= "</ul></li>\n";
1090    }
1091
1092    if ($forcewrapper || $start_level < 2) {
1093        // Trigger building a wrapper ul if the first level is
1094        // 0 (we have a root object) or 1 (just the root content)
1095        $ret = "\n<ul class=\"$class\">\n".$ret."</ul>\n";
1096    }
1097
1098    return $ret;
1099}
1100
1101/**
1102 * display backlinks
1103 *
1104 * @author Andreas Gohr <andi@splitbrain.org>
1105 * @author Michael Klier <chi@chimeric.de>
1106 */
1107function html_backlinks(){
1108    global $ID;
1109    global $lang;
1110
1111    print p_locale_xhtml('backlinks');
1112
1113    $data = ft_backlinks($ID);
1114
1115    if(!empty($data)) {
1116        print '<ul class="idx">';
1117        foreach($data as $blink){
1118            print '<li><div class="li">';
1119            print html_wikilink(':'.$blink,useHeading('navigation')?null:$blink);
1120            print '</div></li>';
1121        }
1122        print '</ul>';
1123    } else {
1124        print '<div class="level1"><p>' . $lang['nothingfound'] . '</p></div>';
1125    }
1126}
1127
1128/**
1129 * Get header of diff HTML
1130 *
1131 * @param string $l_rev   Left revisions
1132 * @param string $r_rev   Right revision
1133 * @param string $id      Page id, if null $ID is used
1134 * @param bool   $media   If it is for media files
1135 * @param bool   $inline  Return the header on a single line
1136 * @return string[] HTML snippets for diff header
1137 */
1138function html_diff_head($l_rev, $r_rev, $id = null, $media = false, $inline = false) {
1139    global $lang;
1140    if ($id === null) {
1141        global $ID;
1142        $id = $ID;
1143    }
1144    $head_separator = $inline ? ' ' : '<br />';
1145    $media_or_wikiFN = $media ? 'mediaFN' : 'wikiFN';
1146    $ml_or_wl = $media ? 'ml' : 'wl';
1147    $l_minor = $r_minor = '';
1148
1149    if($media) {
1150        $changelog = new MediaChangeLog($id);
1151    } else {
1152        $changelog = new PageChangeLog($id);
1153    }
1154    if(!$l_rev){
1155        $l_head = '&mdash;';
1156    }else{
1157        $l_info   = $changelog->getRevisionInfo($l_rev);
1158        if($l_info['user']){
1159            $l_user = '<bdi>'.editorinfo($l_info['user']).'</bdi>';
1160            if(auth_ismanager()) $l_user .= ' <bdo dir="ltr">('.$l_info['ip'].')</bdo>';
1161        } else {
1162            $l_user = '<bdo dir="ltr">'.$l_info['ip'].'</bdo>';
1163        }
1164        $l_user  = '<span class="user">'.$l_user.'</span>';
1165        $l_sum   = ($l_info['sum']) ? '<span class="sum"><bdi>'.hsc($l_info['sum']).'</bdi></span>' : '';
1166        if ($l_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $l_minor = 'class="minor"';
1167
1168        $l_head_title = ($media) ? dformat($l_rev) : $id.' ['.dformat($l_rev).']';
1169        $l_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$l_rev").'">'.
1170        $l_head_title.'</a></bdi>'.
1171        $head_separator.$l_user.' '.$l_sum;
1172    }
1173
1174    if($r_rev){
1175        $r_info   = $changelog->getRevisionInfo($r_rev);
1176        if($r_info['user']){
1177            $r_user = '<bdi>'.editorinfo($r_info['user']).'</bdi>';
1178            if(auth_ismanager()) $r_user .= ' <bdo dir="ltr">('.$r_info['ip'].')</bdo>';
1179        } else {
1180            $r_user = '<bdo dir="ltr">'.$r_info['ip'].'</bdo>';
1181        }
1182        $r_user = '<span class="user">'.$r_user.'</span>';
1183        $r_sum  = ($r_info['sum']) ? '<span class="sum"><bdi>'.hsc($r_info['sum']).'</bdi></span>' : '';
1184        if ($r_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1185
1186        $r_head_title = ($media) ? dformat($r_rev) : $id.' ['.dformat($r_rev).']';
1187        $r_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$r_rev").'">'.
1188        $r_head_title.'</a></bdi>'.
1189        $head_separator.$r_user.' '.$r_sum;
1190    }elseif($_rev = @filemtime($media_or_wikiFN($id))){
1191        $_info   = $changelog->getRevisionInfo($_rev);
1192        if($_info['user']){
1193            $_user = '<bdi>'.editorinfo($_info['user']).'</bdi>';
1194            if(auth_ismanager()) $_user .= ' <bdo dir="ltr">('.$_info['ip'].')</bdo>';
1195        } else {
1196            $_user = '<bdo dir="ltr">'.$_info['ip'].'</bdo>';
1197        }
1198        $_user = '<span class="user">'.$_user.'</span>';
1199        $_sum  = ($_info['sum']) ? '<span class="sum"><bdi>'.hsc($_info['sum']).'</span></bdi>' : '';
1200        if ($_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1201
1202        $r_head_title = ($media) ? dformat($_rev) : $id.' ['.dformat($_rev).']';
1203        $r_head  = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id).'">'.
1204        $r_head_title.'</a></bdi> '.
1205        '('.$lang['current'].')'.
1206        $head_separator.$_user.' '.$_sum;
1207    }else{
1208        $r_head = '&mdash; ('.$lang['current'].')';
1209    }
1210
1211    return array($l_head, $r_head, $l_minor, $r_minor);
1212}
1213
1214/**
1215 * Show diff
1216 * between current page version and provided $text
1217 * or between the revisions provided via GET or POST
1218 *
1219 * @author Andreas Gohr <andi@splitbrain.org>
1220 * @param  string $text  when non-empty: compare with this text with most current version
1221 * @param  bool   $intro display the intro text
1222 * @param  string $type  type of the diff (inline or sidebyside)
1223 */
1224function html_diff($text = '', $intro = true, $type = null) {
1225    global $ID;
1226    global $REV;
1227    global $lang;
1228    global $INPUT;
1229    global $INFO;
1230    $pagelog = new PageChangeLog($ID);
1231
1232    /*
1233     * Determine diff type
1234     */
1235    if(!$type) {
1236        $type = $INPUT->str('difftype');
1237        if(empty($type)) {
1238            $type = get_doku_pref('difftype', $type);
1239            if(empty($type) && $INFO['ismobile']) {
1240                $type = 'inline';
1241            }
1242        }
1243    }
1244    if($type != 'inline') $type = 'sidebyside';
1245
1246    /*
1247     * Determine requested revision(s)
1248     */
1249    // we're trying to be clever here, revisions to compare can be either
1250    // given as rev and rev2 parameters, with rev2 being optional. Or in an
1251    // array in rev2.
1252    $rev1 = $REV;
1253
1254    $rev2 = $INPUT->ref('rev2');
1255    if(is_array($rev2)) {
1256        $rev1 = (int) $rev2[0];
1257        $rev2 = (int) $rev2[1];
1258
1259        if(!$rev1) {
1260            $rev1 = $rev2;
1261            unset($rev2);
1262        }
1263    } else {
1264        $rev2 = $INPUT->int('rev2');
1265    }
1266
1267    /*
1268     * Determine left and right revision, its texts and the header
1269     */
1270    $r_minor = '';
1271    $l_minor = '';
1272
1273    if($text) { // compare text to the most current revision
1274        $l_rev = '';
1275        $l_text = rawWiki($ID, '');
1276        $l_head = '<a class="wikilink1" href="' . wl($ID) . '">' .
1277            $ID . ' ' . dformat((int) @filemtime(wikiFN($ID))) . '</a> ' .
1278            $lang['current'];
1279
1280        $r_rev = '';
1281        $r_text = cleanText($text);
1282        $r_head = $lang['yours'];
1283    } else {
1284        if($rev1 && isset($rev2) && $rev2) { // two specific revisions wanted
1285            // make sure order is correct (older on the left)
1286            if($rev1 < $rev2) {
1287                $l_rev = $rev1;
1288                $r_rev = $rev2;
1289            } else {
1290                $l_rev = $rev2;
1291                $r_rev = $rev1;
1292            }
1293        } elseif($rev1) { // single revision given, compare to current
1294            $r_rev = '';
1295            $l_rev = $rev1;
1296        } else { // no revision was given, compare previous to current
1297            $r_rev = '';
1298            $revs = $pagelog->getRevisions(0, 1);
1299            $l_rev = $revs[0];
1300            $REV = $l_rev; // store revision back in $REV
1301        }
1302
1303        // when both revisions are empty then the page was created just now
1304        if(!$l_rev && !$r_rev) {
1305            $l_text = '';
1306        } else {
1307            $l_text = rawWiki($ID, $l_rev);
1308        }
1309        $r_text = rawWiki($ID, $r_rev);
1310
1311        list($l_head, $r_head, $l_minor, $r_minor) = html_diff_head($l_rev, $r_rev, null, false, $type == 'inline');
1312    }
1313
1314    /*
1315     * Build navigation
1316     */
1317    $l_nav = '';
1318    $r_nav = '';
1319    if(!$text) {
1320        list($l_nav, $r_nav) = html_diff_navigation($pagelog, $type, $l_rev, $r_rev);
1321    }
1322    /*
1323     * Create diff object and the formatter
1324     */
1325    $diff = new Diff(explode("\n", $l_text), explode("\n", $r_text));
1326
1327    if($type == 'inline') {
1328        $diffformatter = new InlineDiffFormatter();
1329    } else {
1330        $diffformatter = new TableDiffFormatter();
1331    }
1332    /*
1333     * Display intro
1334     */
1335    if($intro) print p_locale_xhtml('diff');
1336
1337    /*
1338     * Display type and exact reference
1339     */
1340    if(!$text) {
1341        ptln('<div class="diffoptions group">');
1342
1343
1344        $form = new Doku_Form(array('action' => wl()));
1345        $form->addHidden('id', $ID);
1346        $form->addHidden('rev2[0]', $l_rev);
1347        $form->addHidden('rev2[1]', $r_rev);
1348        $form->addHidden('do', 'diff');
1349        $form->addElement(
1350             form_makeListboxField(
1351                 'difftype',
1352                 array(
1353                     'sidebyside' => $lang['diff_side'],
1354                     'inline' => $lang['diff_inline']
1355                 ),
1356                 $type,
1357                 $lang['diff_type'],
1358                 '', '',
1359                 array('class' => 'quickselect')
1360             )
1361        );
1362        $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1363        $form->printForm();
1364
1365        ptln('<p>');
1366        // link to exactly this view FS#2835
1367        echo html_diff_navigationlink($type, 'difflink', $l_rev, $r_rev ? $r_rev : $INFO['currentrev']);
1368        ptln('</p>');
1369
1370        ptln('</div>'); // .diffoptions
1371    }
1372
1373    /*
1374     * Display diff view table
1375     */
1376    ?>
1377    <div class="table">
1378    <table class="diff diff_<?php echo $type ?>">
1379
1380        <?php
1381        //navigation and header
1382        if($type == 'inline') {
1383            if(!$text) { ?>
1384                <tr>
1385                    <td class="diff-lineheader">-</td>
1386                    <td class="diffnav"><?php echo $l_nav ?></td>
1387                </tr>
1388                <tr>
1389                    <th class="diff-lineheader">-</th>
1390                    <th <?php echo $l_minor ?>>
1391                        <?php echo $l_head ?>
1392                    </th>
1393                </tr>
1394            <?php } ?>
1395            <tr>
1396                <td class="diff-lineheader">+</td>
1397                <td class="diffnav"><?php echo $r_nav ?></td>
1398            </tr>
1399            <tr>
1400                <th class="diff-lineheader">+</th>
1401                <th <?php echo $r_minor ?>>
1402                    <?php echo $r_head ?>
1403                </th>
1404            </tr>
1405        <?php } else {
1406            if(!$text) { ?>
1407                <tr>
1408                    <td colspan="2" class="diffnav"><?php echo $l_nav ?></td>
1409                    <td colspan="2" class="diffnav"><?php echo $r_nav ?></td>
1410                </tr>
1411            <?php } ?>
1412            <tr>
1413                <th colspan="2" <?php echo $l_minor ?>>
1414                    <?php echo $l_head ?>
1415                </th>
1416                <th colspan="2" <?php echo $r_minor ?>>
1417                    <?php echo $r_head ?>
1418                </th>
1419            </tr>
1420        <?php }
1421
1422        //diff view
1423        echo html_insert_softbreaks($diffformatter->format($diff)); ?>
1424
1425    </table>
1426    </div>
1427<?php
1428}
1429
1430/**
1431 * Create html for revision navigation
1432 *
1433 * @param PageChangeLog $pagelog changelog object of current page
1434 * @param string        $type    inline vs sidebyside
1435 * @param int           $l_rev   left revision timestamp
1436 * @param int           $r_rev   right revision timestamp
1437 * @return string[] html of left and right navigation elements
1438 */
1439function html_diff_navigation($pagelog, $type, $l_rev, $r_rev) {
1440    global $INFO, $ID;
1441
1442    // last timestamp is not in changelog, retrieve timestamp from metadata
1443    // note: when page is removed, the metadata timestamp is zero
1444    if(!$r_rev) {
1445        if(isset($INFO['meta']['last_change']['date'])) {
1446            $r_rev = $INFO['meta']['last_change']['date'];
1447        } else {
1448            $r_rev = 0;
1449        }
1450    }
1451
1452    //retrieve revisions with additional info
1453    list($l_revs, $r_revs) = $pagelog->getRevisionsAround($l_rev, $r_rev);
1454    $l_revisions = array();
1455    if(!$l_rev) {
1456        $l_revisions[0] = array(0, "", false); //no left revision given, add dummy
1457    }
1458    foreach($l_revs as $rev) {
1459        $info = $pagelog->getRevisionInfo($rev);
1460        $l_revisions[$rev] = array(
1461            $rev,
1462            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1463            $r_rev ? $rev >= $r_rev : false //disable?
1464        );
1465    }
1466    $r_revisions = array();
1467    if(!$r_rev) {
1468        $r_revisions[0] = array(0, "", false); //no right revision given, add dummy
1469    }
1470    foreach($r_revs as $rev) {
1471        $info = $pagelog->getRevisionInfo($rev);
1472        $r_revisions[$rev] = array(
1473            $rev,
1474            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1475            $rev <= $l_rev //disable?
1476        );
1477    }
1478
1479    //determine previous/next revisions
1480    $l_index = array_search($l_rev, $l_revs);
1481    $l_prev = $l_revs[$l_index + 1];
1482    $l_next = $l_revs[$l_index - 1];
1483    if($r_rev) {
1484        $r_index = array_search($r_rev, $r_revs);
1485        $r_prev = $r_revs[$r_index + 1];
1486        $r_next = $r_revs[$r_index - 1];
1487    } else {
1488        //removed page
1489        if($l_next) {
1490            $r_prev = $r_revs[0];
1491        } else {
1492            $r_prev = null;
1493        }
1494        $r_next = null;
1495    }
1496
1497    /*
1498     * Left side:
1499     */
1500    $l_nav = '';
1501    //move back
1502    if($l_prev) {
1503        $l_nav .= html_diff_navigationlink($type, 'diffbothprevrev', $l_prev, $r_prev);
1504        $l_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_prev, $r_rev);
1505    }
1506    //dropdown
1507    $form = new Doku_Form(array('action' => wl()));
1508    $form->addHidden('id', $ID);
1509    $form->addHidden('difftype', $type);
1510    $form->addHidden('rev2[1]', $r_rev);
1511    $form->addHidden('do', 'diff');
1512    $form->addElement(
1513         form_makeListboxField(
1514             'rev2[0]',
1515             $l_revisions,
1516             $l_rev,
1517             '', '', '',
1518             array('class' => 'quickselect')
1519         )
1520    );
1521    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1522    $l_nav .= $form->getForm();
1523    //move forward
1524    if($l_next && ($l_next < $r_rev || !$r_rev)) {
1525        $l_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_next, $r_rev);
1526    }
1527
1528    /*
1529     * Right side:
1530     */
1531    $r_nav = '';
1532    //move back
1533    if($l_rev < $r_prev) {
1534        $r_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_rev, $r_prev);
1535    }
1536    //dropdown
1537    $form = new Doku_Form(array('action' => wl()));
1538    $form->addHidden('id', $ID);
1539    $form->addHidden('rev2[0]', $l_rev);
1540    $form->addHidden('difftype', $type);
1541    $form->addHidden('do', 'diff');
1542    $form->addElement(
1543         form_makeListboxField(
1544             'rev2[1]',
1545             $r_revisions,
1546             $r_rev,
1547             '', '', '',
1548             array('class' => 'quickselect')
1549         )
1550    );
1551    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1552    $r_nav .= $form->getForm();
1553    //move forward
1554    if($r_next) {
1555        if($pagelog->isCurrentRevision($r_next)) {
1556            $r_nav .= html_diff_navigationlink($type, 'difflastrev', $l_rev); //last revision is diff with current page
1557        } else {
1558            $r_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_rev, $r_next);
1559        }
1560        $r_nav .= html_diff_navigationlink($type, 'diffbothnextrev', $l_next, $r_next);
1561    }
1562    return array($l_nav, $r_nav);
1563}
1564
1565/**
1566 * Create html link to a diff defined by two revisions
1567 *
1568 * @param string $difftype display type
1569 * @param string $linktype
1570 * @param int $lrev oldest revision
1571 * @param int $rrev newest revision or null for diff with current revision
1572 * @return string html of link to a diff
1573 */
1574function html_diff_navigationlink($difftype, $linktype, $lrev, $rrev = null) {
1575    global $ID, $lang;
1576    if(!$rrev) {
1577        $urlparam = array(
1578            'do' => 'diff',
1579            'rev' => $lrev,
1580            'difftype' => $difftype,
1581        );
1582    } else {
1583        $urlparam = array(
1584            'do' => 'diff',
1585            'rev2[0]' => $lrev,
1586            'rev2[1]' => $rrev,
1587            'difftype' => $difftype,
1588        );
1589    }
1590    return  '<a class="' . $linktype . '" href="' . wl($ID, $urlparam) . '" title="' . $lang[$linktype] . '">' .
1591                '<span>' . $lang[$linktype] . '</span>' .
1592            '</a>' . "\n";
1593}
1594
1595/**
1596 * Insert soft breaks in diff html
1597 *
1598 * @param string $diffhtml
1599 * @return string
1600 */
1601function html_insert_softbreaks($diffhtml) {
1602    // search the diff html string for both:
1603    // - html tags, so these can be ignored
1604    // - long strings of characters without breaking characters
1605    return preg_replace_callback('/<[^>]*>|[^<> ]{12,}/','html_softbreak_callback',$diffhtml);
1606}
1607
1608/**
1609 * callback which adds softbreaks
1610 *
1611 * @param array $match array with first the complete match
1612 * @return string the replacement
1613 */
1614function html_softbreak_callback($match){
1615    // if match is an html tag, return it intact
1616    if ($match[0]{0} == '<') return $match[0];
1617
1618    // its a long string without a breaking character,
1619    // make certain characters into breaking characters by inserting a
1620    // breaking character (zero length space, U+200B / #8203) in front them.
1621    $regex = <<< REGEX
1622(?(?=                                 # start a conditional expression with a positive look ahead ...
1623&\#?\\w{1,6};)                        # ... for html entities - we don't want to split them (ok to catch some invalid combinations)
1624&\#?\\w{1,6};                         # yes pattern - a quicker match for the html entity, since we know we have one
1625|
1626[?/,&\#;:]                            # no pattern - any other group of 'special' characters to insert a breaking character after
1627)+                                    # end conditional expression
1628REGEX;
1629
1630    return preg_replace('<'.$regex.'>xu','\0&#8203;',$match[0]);
1631}
1632
1633/**
1634 * show warning on conflict detection
1635 *
1636 * @author Andreas Gohr <andi@splitbrain.org>
1637 *
1638 * @param string $text
1639 * @param string $summary
1640 */
1641function html_conflict($text,$summary){
1642    global $ID;
1643    global $lang;
1644
1645    print p_locale_xhtml('conflict');
1646    $form = new Doku_Form(array('id' => 'dw__editform'));
1647    $form->addHidden('id', $ID);
1648    $form->addHidden('wikitext', $text);
1649    $form->addHidden('summary', $summary);
1650    $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('accesskey'=>'s')));
1651    $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel']));
1652    html_form('conflict', $form);
1653    print '<br /><br /><br /><br />'.NL;
1654}
1655
1656/**
1657 * Prints the global message array
1658 *
1659 * @author Andreas Gohr <andi@splitbrain.org>
1660 */
1661function html_msgarea(){
1662    global $MSG, $MSG_shown;
1663    /** @var array $MSG */
1664    // store if the global $MSG has already been shown and thus HTML output has been started
1665    $MSG_shown = true;
1666
1667    if(!isset($MSG)) return;
1668
1669    $shown = array();
1670    foreach($MSG as $msg){
1671        $hash = md5($msg['msg']);
1672        if(isset($shown[$hash])) continue; // skip double messages
1673        if(info_msg_allowed($msg)){
1674            print '<div class="'.$msg['lvl'].'">';
1675            print $msg['msg'];
1676            print '</div>';
1677        }
1678        $shown[$hash] = 1;
1679    }
1680
1681    unset($GLOBALS['MSG']);
1682}
1683
1684/**
1685 * Prints the registration form
1686 *
1687 * @author Andreas Gohr <andi@splitbrain.org>
1688 */
1689function html_register(){
1690    global $lang;
1691    global $conf;
1692    global $INPUT;
1693
1694    $base_attrs = array('size'=>50,'required'=>'required');
1695    $email_attrs = $base_attrs + array('type'=>'email','class'=>'edit');
1696
1697    print p_locale_xhtml('register');
1698    print '<div class="centeralign">'.NL;
1699    $form = new Doku_Form(array('id' => 'dw__register'));
1700    $form->startFieldset($lang['btn_register']);
1701    $form->addHidden('do', 'register');
1702    $form->addHidden('save', '1');
1703    $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block', $base_attrs));
1704    if (!$conf['autopasswd']) {
1705        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', $base_attrs));
1706        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', $base_attrs));
1707    }
1708    $form->addElement(form_makeTextField('fullname', $INPUT->post->str('fullname'), $lang['fullname'], '', 'block', $base_attrs));
1709    $form->addElement(form_makeField('email','email', $INPUT->post->str('email'), $lang['email'], '', 'block', $email_attrs));
1710    $form->addElement(form_makeButton('submit', '', $lang['btn_register']));
1711    $form->endFieldset();
1712    html_form('register', $form);
1713
1714    print '</div>'.NL;
1715}
1716
1717/**
1718 * Print the update profile form
1719 *
1720 * @author Christopher Smith <chris@jalakai.co.uk>
1721 * @author Andreas Gohr <andi@splitbrain.org>
1722 */
1723function html_updateprofile(){
1724    global $lang;
1725    global $conf;
1726    global $INPUT;
1727    global $INFO;
1728    /** @var DokuWiki_Auth_Plugin $auth */
1729    global $auth;
1730
1731    print p_locale_xhtml('updateprofile');
1732    print '<div class="centeralign">'.NL;
1733
1734    $fullname = $INPUT->post->str('fullname', $INFO['userinfo']['name'], true);
1735    $email = $INPUT->post->str('email', $INFO['userinfo']['mail'], true);
1736    $form = new Doku_Form(array('id' => 'dw__register'));
1737    $form->startFieldset($lang['profile']);
1738    $form->addHidden('do', 'profile');
1739    $form->addHidden('save', '1');
1740    $form->addElement(form_makeTextField('login', $_SERVER['REMOTE_USER'], $lang['user'], '', 'block', array('size'=>'50', 'disabled'=>'disabled')));
1741    $attr = array('size'=>'50');
1742    if (!$auth->canDo('modName')) $attr['disabled'] = 'disabled';
1743    $form->addElement(form_makeTextField('fullname', $fullname, $lang['fullname'], '', 'block', $attr));
1744    $attr = array('size'=>'50', 'class'=>'edit');
1745    if (!$auth->canDo('modMail')) $attr['disabled'] = 'disabled';
1746    $form->addElement(form_makeField('email','email', $email, $lang['email'], '', 'block', $attr));
1747    $form->addElement(form_makeTag('br'));
1748    if ($auth->canDo('modPass')) {
1749        $form->addElement(form_makePasswordField('newpass', $lang['newpass'], '', 'block', array('size'=>'50')));
1750        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
1751    }
1752    if ($conf['profileconfirm']) {
1753        $form->addElement(form_makeTag('br'));
1754        $form->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1755    }
1756    $form->addElement(form_makeButton('submit', '', $lang['btn_save']));
1757    $form->addElement(form_makeButton('reset', '', $lang['btn_reset']));
1758
1759    $form->endFieldset();
1760    html_form('updateprofile', $form);
1761
1762    if ($auth->canDo('delUser') && actionOK('profile_delete')) {
1763        $form_profiledelete = new Doku_Form(array('id' => 'dw__profiledelete'));
1764        $form_profiledelete->startFieldset($lang['profdeleteuser']);
1765        $form_profiledelete->addHidden('do', 'profile_delete');
1766        $form_profiledelete->addHidden('delete', '1');
1767        $form_profiledelete->addElement(form_makeCheckboxField('confirm_delete', '1', $lang['profconfdelete'],'dw__confirmdelete','', array('required' => 'required')));
1768        if ($conf['profileconfirm']) {
1769            $form_profiledelete->addElement(form_makeTag('br'));
1770            $form_profiledelete->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1771        }
1772        $form_profiledelete->addElement(form_makeButton('submit', '', $lang['btn_deleteuser']));
1773        $form_profiledelete->endFieldset();
1774
1775        html_form('profiledelete', $form_profiledelete);
1776    }
1777
1778    print '</div>'.NL;
1779}
1780
1781/**
1782 * Preprocess edit form data
1783 *
1784 * @author   Andreas Gohr <andi@splitbrain.org>
1785 *
1786 * @triggers HTML_EDITFORM_OUTPUT
1787 */
1788function html_edit(){
1789    global $INPUT;
1790    global $ID;
1791    global $REV;
1792    global $DATE;
1793    global $PRE;
1794    global $SUF;
1795    global $INFO;
1796    global $SUM;
1797    global $lang;
1798    global $conf;
1799    global $TEXT;
1800
1801    if ($INPUT->has('changecheck')) {
1802        $check = $INPUT->str('changecheck');
1803    } elseif(!$INFO['exists']){
1804        // $TEXT has been loaded from page template
1805        $check = md5('');
1806    } else {
1807        $check = md5($TEXT);
1808    }
1809    $mod = md5($TEXT) !== $check;
1810
1811    $wr = $INFO['writable'] && !$INFO['locked'];
1812    $include = 'edit';
1813    if($wr){
1814        if ($REV) $include = 'editrev';
1815    }else{
1816        // check pseudo action 'source'
1817        if(!actionOK('source')){
1818            msg('Command disabled: source',-1);
1819            return;
1820        }
1821        $include = 'read';
1822    }
1823
1824    global $license;
1825
1826    $form = new Doku_Form(array('id' => 'dw__editform'));
1827    $form->addHidden('id', $ID);
1828    $form->addHidden('rev', $REV);
1829    $form->addHidden('date', $DATE);
1830    $form->addHidden('prefix', $PRE . '.');
1831    $form->addHidden('suffix', $SUF);
1832    $form->addHidden('changecheck', $check);
1833
1834    $data = array('form' => $form,
1835                  'wr'   => $wr,
1836                  'media_manager' => true,
1837                  'target' => ($INPUT->has('target') && $wr) ? $INPUT->str('target') : 'section',
1838                  'intro_locale' => $include);
1839
1840    if ($data['target'] !== 'section') {
1841        // Only emit event if page is writable, section edit data is valid and
1842        // edit target is not section.
1843        trigger_event('HTML_EDIT_FORMSELECTION', $data, 'html_edit_form', true);
1844    } else {
1845        html_edit_form($data);
1846    }
1847    if (isset($data['intro_locale'])) {
1848        echo p_locale_xhtml($data['intro_locale']);
1849    }
1850
1851    $form->addHidden('target', $data['target']);
1852    $form->addElement(form_makeOpenTag('div', array('id'=>'wiki__editbar', 'class'=>'editBar')));
1853    $form->addElement(form_makeOpenTag('div', array('id'=>'size__ctl')));
1854    $form->addElement(form_makeCloseTag('div'));
1855    if ($wr) {
1856        $form->addElement(form_makeOpenTag('div', array('class'=>'editButtons')));
1857        $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('id'=>'edbtn__save', 'accesskey'=>'s', 'tabindex'=>'4')));
1858        $form->addElement(form_makeButton('submit', 'preview', $lang['btn_preview'], array('id'=>'edbtn__preview', 'accesskey'=>'p', 'tabindex'=>'5')));
1859        $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_cancel'], array('tabindex'=>'6')));
1860        $form->addElement(form_makeCloseTag('div'));
1861        $form->addElement(form_makeOpenTag('div', array('class'=>'summary')));
1862        $form->addElement(form_makeTextField('summary', $SUM, $lang['summary'], 'edit__summary', 'nowrap', array('size'=>'50', 'tabindex'=>'2')));
1863        $elem = html_minoredit();
1864        if ($elem) $form->addElement($elem);
1865        $form->addElement(form_makeCloseTag('div'));
1866    }
1867    $form->addElement(form_makeCloseTag('div'));
1868    if($wr && $conf['license']){
1869        $form->addElement(form_makeOpenTag('div', array('class'=>'license')));
1870        $out  = $lang['licenseok'];
1871        $out .= ' <a href="'.$license[$conf['license']]['url'].'" rel="license" class="urlextern"';
1872        if($conf['target']['extern']) $out .= ' target="'.$conf['target']['extern'].'"';
1873        $out .= '>'.$license[$conf['license']]['name'].'</a>';
1874        $form->addElement($out);
1875        $form->addElement(form_makeCloseTag('div'));
1876    }
1877
1878    if ($wr) {
1879        // sets changed to true when previewed
1880        echo '<script type="text/javascript">/*<![CDATA[*/'. NL;
1881        echo 'textChanged = ' . ($mod ? 'true' : 'false');
1882        echo '/*!]]>*/</script>' . NL;
1883    } ?>
1884    <div class="editBox" role="application">
1885
1886    <div class="toolbar group">
1887        <div id="draft__status"><?php if(!empty($INFO['draft'])) echo $lang['draftdate'].' '.dformat();?></div>
1888        <div id="tool__bar"><?php if ($wr && $data['media_manager']){?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
1889            target="_blank"><?php echo $lang['mediaselect'] ?></a><?php }?></div>
1890    </div>
1891    <?php
1892
1893    html_form('edit', $form);
1894    print '</div>'.NL;
1895}
1896
1897/**
1898 * Display the default edit form
1899 *
1900 * Is the default action for HTML_EDIT_FORMSELECTION.
1901 *
1902 * @param mixed[] $param
1903 */
1904function html_edit_form($param) {
1905    global $TEXT;
1906
1907    if ($param['target'] !== 'section') {
1908        msg('No editor for edit target ' . hsc($param['target']) . ' found.', -1);
1909    }
1910
1911    $attr = array('tabindex'=>'1');
1912    if (!$param['wr']) $attr['readonly'] = 'readonly';
1913
1914    $param['form']->addElement(form_makeWikiText($TEXT, $attr));
1915}
1916
1917/**
1918 * Adds a checkbox for minor edits for logged in users
1919 *
1920 * @author Andreas Gohr <andi@splitbrain.org>
1921 *
1922 * @return array|bool
1923 */
1924function html_minoredit(){
1925    global $conf;
1926    global $lang;
1927    global $INPUT;
1928    // minor edits are for logged in users only
1929    if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
1930        return false;
1931    }
1932
1933    $p = array();
1934    $p['tabindex'] = 3;
1935    if($INPUT->bool('minor')) $p['checked']='checked';
1936    return form_makeCheckboxField('minor', '1', $lang['minoredit'], 'minoredit', 'nowrap', $p);
1937}
1938
1939/**
1940 * prints some debug info
1941 *
1942 * @author Andreas Gohr <andi@splitbrain.org>
1943 */
1944function html_debug(){
1945    global $conf;
1946    global $lang;
1947    /** @var DokuWiki_Auth_Plugin $auth */
1948    global $auth;
1949    global $INFO;
1950
1951    //remove sensitive data
1952    $cnf = $conf;
1953    debug_guard($cnf);
1954    $nfo = $INFO;
1955    debug_guard($nfo);
1956    $ses = $_SESSION;
1957    debug_guard($ses);
1958
1959    print '<html><body>';
1960
1961    print '<p>When reporting bugs please send all the following ';
1962    print 'output as a mail to andi@splitbrain.org ';
1963    print 'The best way to do this is to save this page in your browser</p>';
1964
1965    print '<b>$INFO:</b><pre>';
1966    print_r($nfo);
1967    print '</pre>';
1968
1969    print '<b>$_SERVER:</b><pre>';
1970    print_r($_SERVER);
1971    print '</pre>';
1972
1973    print '<b>$conf:</b><pre>';
1974    print_r($cnf);
1975    print '</pre>';
1976
1977    print '<b>DOKU_BASE:</b><pre>';
1978    print DOKU_BASE;
1979    print '</pre>';
1980
1981    print '<b>abs DOKU_BASE:</b><pre>';
1982    print DOKU_URL;
1983    print '</pre>';
1984
1985    print '<b>rel DOKU_BASE:</b><pre>';
1986    print dirname($_SERVER['PHP_SELF']).'/';
1987    print '</pre>';
1988
1989    print '<b>PHP Version:</b><pre>';
1990    print phpversion();
1991    print '</pre>';
1992
1993    print '<b>locale:</b><pre>';
1994    print setlocale(LC_ALL,0);
1995    print '</pre>';
1996
1997    print '<b>encoding:</b><pre>';
1998    print $lang['encoding'];
1999    print '</pre>';
2000
2001    if($auth){
2002        print '<b>Auth backend capabilities:</b><pre>';
2003        foreach ($auth->getCapabilities() as $cando){
2004            print '   '.str_pad($cando,16) . ' => ' . (int)$auth->canDo($cando) . NL;
2005        }
2006        print '</pre>';
2007    }
2008
2009    print '<b>$_SESSION:</b><pre>';
2010    print_r($ses);
2011    print '</pre>';
2012
2013    print '<b>Environment:</b><pre>';
2014    print_r($_ENV);
2015    print '</pre>';
2016
2017    print '<b>PHP settings:</b><pre>';
2018    $inis = ini_get_all();
2019    print_r($inis);
2020    print '</pre>';
2021
2022    if (function_exists('apache_get_version')) {
2023        $apache = array();
2024        $apache['version'] = apache_get_version();
2025
2026        if (function_exists('apache_get_modules')) {
2027            $apache['modules'] = apache_get_modules();
2028        }
2029        print '<b>Apache</b><pre>';
2030        print_r($apache);
2031        print '</pre>';
2032    }
2033
2034    print '</body></html>';
2035}
2036
2037/**
2038 * Form to request a new password for an existing account
2039 *
2040 * @author Benoit Chesneau <benoit@bchesneau.info>
2041 * @author Andreas Gohr <gohr@cosmocode.de>
2042 */
2043function html_resendpwd() {
2044    global $lang;
2045    global $conf;
2046    global $INPUT;
2047
2048    $token = preg_replace('/[^a-f0-9]+/','',$INPUT->str('pwauth'));
2049
2050    if(!$conf['autopasswd'] && $token){
2051        print p_locale_xhtml('resetpwd');
2052        print '<div class="centeralign">'.NL;
2053        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2054        $form->startFieldset($lang['btn_resendpwd']);
2055        $form->addHidden('token', $token);
2056        $form->addHidden('do', 'resendpwd');
2057
2058        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', array('size'=>'50')));
2059        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
2060
2061        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2062        $form->endFieldset();
2063        html_form('resendpwd', $form);
2064        print '</div>'.NL;
2065    }else{
2066        print p_locale_xhtml('resendpwd');
2067        print '<div class="centeralign">'.NL;
2068        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2069        $form->startFieldset($lang['resendpwd']);
2070        $form->addHidden('do', 'resendpwd');
2071        $form->addHidden('save', '1');
2072        $form->addElement(form_makeTag('br'));
2073        $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block'));
2074        $form->addElement(form_makeTag('br'));
2075        $form->addElement(form_makeTag('br'));
2076        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2077        $form->endFieldset();
2078        html_form('resendpwd', $form);
2079        print '</div>'.NL;
2080    }
2081}
2082
2083/**
2084 * Return the TOC rendered to XHTML
2085 *
2086 * @author Andreas Gohr <andi@splitbrain.org>
2087 *
2088 * @param array $toc
2089 * @return string html
2090 */
2091function html_TOC($toc){
2092    if(!count($toc)) return '';
2093    global $lang;
2094    $out  = '<!-- TOC START -->'.DOKU_LF;
2095    $out .= '<div id="dw__toc">'.DOKU_LF;
2096    $out .= '<h3 class="toggle">';
2097    $out .= $lang['toc'];
2098    $out .= '</h3>'.DOKU_LF;
2099    $out .= '<div>'.DOKU_LF;
2100    $out .= html_buildlist($toc,'toc','html_list_toc','html_li_default',true);
2101    $out .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
2102    $out .= '<!-- TOC END -->'.DOKU_LF;
2103    return $out;
2104}
2105
2106/**
2107 * Callback for html_buildlist
2108 *
2109 * @param array $item
2110 * @return string html
2111 */
2112function html_list_toc($item){
2113    if(isset($item['hid'])){
2114        $link = '#'.$item['hid'];
2115    }else{
2116        $link = $item['link'];
2117    }
2118
2119    return '<a href="'.$link.'">'.hsc($item['title']).'</a>';
2120}
2121
2122/**
2123 * Helper function to build TOC items
2124 *
2125 * Returns an array ready to be added to a TOC array
2126 *
2127 * @param string $link  - where to link (if $hash set to '#' it's a local anchor)
2128 * @param string $text  - what to display in the TOC
2129 * @param int    $level - nesting level
2130 * @param string $hash  - is prepended to the given $link, set blank if you want full links
2131 * @return array the toc item
2132 */
2133function html_mktocitem($link, $text, $level, $hash='#'){
2134    return  array( 'link'  => $hash.$link,
2135            'title' => $text,
2136            'type'  => 'ul',
2137            'level' => $level);
2138}
2139
2140/**
2141 * Output a Doku_Form object.
2142 * Triggers an event with the form name: HTML_{$name}FORM_OUTPUT
2143 *
2144 * @author Tom N Harris <tnharris@whoopdedo.org>
2145 *
2146 * @param string     $name The name of the form
2147 * @param Doku_Form  $form The form
2148 */
2149function html_form($name, &$form) {
2150    // Safety check in case the caller forgets.
2151    $form->endFieldset();
2152    trigger_event('HTML_'.strtoupper($name).'FORM_OUTPUT', $form, 'html_form_output', false);
2153}
2154
2155/**
2156 * Form print function.
2157 * Just calls printForm() on the data object.
2158 *
2159 * @param Doku_Form $data The form
2160 */
2161function html_form_output($data) {
2162    $data->printForm();
2163}
2164
2165/**
2166 * Embed a flash object in HTML
2167 *
2168 * This will create the needed HTML to embed a flash movie in a cross browser
2169 * compatble way using valid XHTML
2170 *
2171 * The parameters $params, $flashvars and $atts need to be associative arrays.
2172 * No escaping needs to be done for them. The alternative content *has* to be
2173 * escaped because it is used as is. If no alternative content is given
2174 * $lang['noflash'] is used.
2175 *
2176 * @author Andreas Gohr <andi@splitbrain.org>
2177 * @link   http://latrine.dgx.cz/how-to-correctly-insert-a-flash-into-xhtml
2178 *
2179 * @param string $swf      - the SWF movie to embed
2180 * @param int $width       - width of the flash movie in pixels
2181 * @param int $height      - height of the flash movie in pixels
2182 * @param array $params    - additional parameters (<param>)
2183 * @param array $flashvars - parameters to be passed in the flashvar parameter
2184 * @param array $atts      - additional attributes for the <object> tag
2185 * @param string $alt      - alternative content (is NOT automatically escaped!)
2186 * @return string         - the XHTML markup
2187 */
2188function html_flashobject($swf,$width,$height,$params=null,$flashvars=null,$atts=null,$alt=''){
2189    global $lang;
2190
2191    $out = '';
2192
2193    // prepare the object attributes
2194    if(is_null($atts)) $atts = array();
2195    $atts['width']  = (int) $width;
2196    $atts['height'] = (int) $height;
2197    if(!$atts['width'])  $atts['width']  = 425;
2198    if(!$atts['height']) $atts['height'] = 350;
2199
2200    // add object attributes for standard compliant browsers
2201    $std = $atts;
2202    $std['type'] = 'application/x-shockwave-flash';
2203    $std['data'] = $swf;
2204
2205    // add object attributes for IE
2206    $ie  = $atts;
2207    $ie['classid'] = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
2208
2209    // open object (with conditional comments)
2210    $out .= '<!--[if !IE]> -->'.NL;
2211    $out .= '<object '.buildAttributes($std).'>'.NL;
2212    $out .= '<!-- <![endif]-->'.NL;
2213    $out .= '<!--[if IE]>'.NL;
2214    $out .= '<object '.buildAttributes($ie).'>'.NL;
2215    $out .= '    <param name="movie" value="'.hsc($swf).'" />'.NL;
2216    $out .= '<!--><!-- -->'.NL;
2217
2218    // print params
2219    if(is_array($params)) foreach($params as $key => $val){
2220        $out .= '  <param name="'.hsc($key).'" value="'.hsc($val).'" />'.NL;
2221    }
2222
2223    // add flashvars
2224    if(is_array($flashvars)){
2225        $out .= '  <param name="FlashVars" value="'.buildURLparams($flashvars).'" />'.NL;
2226    }
2227
2228    // alternative content
2229    if($alt){
2230        $out .= $alt.NL;
2231    }else{
2232        $out .= $lang['noflash'].NL;
2233    }
2234
2235    // finish
2236    $out .= '</object>'.NL;
2237    $out .= '<!-- <![endif]-->'.NL;
2238
2239    return $out;
2240}
2241
2242/**
2243 * Prints HTML code for the given tab structure
2244 *
2245 * @param array  $tabs        tab structure
2246 * @param string $current_tab the current tab id
2247 */
2248function html_tabs($tabs, $current_tab = null) {
2249    echo '<ul class="tabs">'.NL;
2250
2251    foreach($tabs as $id => $tab) {
2252        html_tab($tab['href'], $tab['caption'], $id === $current_tab);
2253    }
2254
2255    echo '</ul>'.NL;
2256}
2257
2258/**
2259 * Prints a single tab
2260 *
2261 * @author Kate Arzamastseva <pshns@ukr.net>
2262 * @author Adrian Lang <mail@adrianlang.de>
2263 *
2264 * @param string $href - tab href
2265 * @param string $caption - tab caption
2266 * @param boolean $selected - is tab selected
2267 */
2268
2269function html_tab($href, $caption, $selected=false) {
2270    $tab = '<li>';
2271    if ($selected) {
2272        $tab .= '<strong>';
2273    } else {
2274        $tab .= '<a href="' . hsc($href) . '">';
2275    }
2276    $tab .= hsc($caption)
2277         .  '</' . ($selected ? 'strong' : 'a') . '>'
2278         .  '</li>'.NL;
2279    echo $tab;
2280}
2281
2282/**
2283 * Display size change
2284 *
2285 * @param int $sizechange - size of change in Bytes
2286 * @param Doku_Form $form - form to add elements to
2287 */
2288
2289function html_sizechange($sizechange, Doku_Form $form) {
2290    if(isset($sizechange)) {
2291        $class = 'sizechange';
2292        $value = filesize_h(abs($sizechange));
2293        if($sizechange > 0) {
2294            $class .= ' positive';
2295            $value = '+' . $value;
2296        } elseif($sizechange < 0) {
2297            $class .= ' negative';
2298            $value = '-' . $value;
2299        } else {
2300            $value = '±' . $value;
2301        }
2302        $form->addElement(form_makeOpenTag('span', array('class' => $class)));
2303        $form->addElement($value);
2304        $form->addElement(form_makeCloseTag('span'));
2305    }
2306}
2307