xref: /dokuwiki/inc/html.php (revision d1d904bbbd9ffdf3ba1b3018dcdb6f7e0b7de2b2) 
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");
11if (!defined('SEC_EDIT_PATTERN')) {
12    define('SEC_EDIT_PATTERN', '#<!-- EDIT(?<secid>\d+) (?<target>[A-Z_]+) (?:"(?<name>[^"]*)" )?(?:"(?<hid>[^"]*)" )?\[(?<range>\d+-\d*)\] -->#');
13}
14
15
16/**
17 * Convenience function to quickly build a wikilink
18 *
19 * @author Andreas Gohr <andi@splitbrain.org>
20 * @param string  $id      id of the target page
21 * @param string  $name    the name of the link, i.e. the text that is displayed
22 * @param string|array  $search  search string(s) that shall be highlighted in the target page
23 * @return string the HTML code of the link
24 */
25function html_wikilink($id,$name=null,$search=''){
26    /** @var Doku_Renderer_xhtml $xhtml_renderer */
27    static $xhtml_renderer = null;
28    if(is_null($xhtml_renderer)){
29        $xhtml_renderer = p_get_renderer('xhtml');
30    }
31
32    return $xhtml_renderer->internallink($id,$name,$search,true,'navigation');
33}
34
35/**
36 * The loginform
37 *
38 * @author   Andreas Gohr <andi@splitbrain.org>
39 *
40 * @param bool $svg Whether to show svg icons in the register and resendpwd links or not
41 */
42function html_login($svg = false){
43    global $lang;
44    global $conf;
45    global $ID;
46    global $INPUT;
47
48    print p_locale_xhtml('login');
49    print '<div class="centeralign">'.NL;
50    $form = new Doku_Form(array('id' => 'dw__login'));
51    $form->startFieldset($lang['btn_login']);
52    $form->addHidden('id', $ID);
53    $form->addHidden('do', 'login');
54    $form->addElement(form_makeTextField('u', ((!$INPUT->bool('http_credentials')) ? $INPUT->str('u') : ''), $lang['user'], 'focus__this', 'block'));
55    $form->addElement(form_makePasswordField('p', $lang['pass'], '', 'block'));
56    if($conf['rememberme']) {
57        $form->addElement(form_makeCheckboxField('r', '1', $lang['remember'], 'remember__me', 'simple'));
58    }
59    $form->addElement(form_makeButton('submit', '', $lang['btn_login']));
60    $form->endFieldset();
61
62    if(actionOK('register')){
63        $registerLink = (new \dokuwiki\Menu\Item\Register())->asHtmlLink('', $svg);
64        $form->addElement('<p>'.$lang['reghere'].': '. $registerLink .'</p>');
65    }
66
67    if (actionOK('resendpwd')) {
68        $resendPwLink = (new \dokuwiki\Menu\Item\Resendpwd())->asHtmlLink('', $svg);
69        $form->addElement('<p>'.$lang['pwdforget'].': '. $resendPwLink .'</p>');
70    }
71
72    html_form('login', $form);
73    print '</div>'.NL;
74}
75
76
77/**
78 * Denied page content
79 *
80 * @return string html
81 */
82function html_denied() {
83    print p_locale_xhtml('denied');
84
85    if(empty($_SERVER['REMOTE_USER'])){
86        html_login();
87    }
88}
89
90/**
91 * inserts section edit buttons if wanted or removes the markers
92 *
93 * @author Andreas Gohr <andi@splitbrain.org>
94 *
95 * @param string $text
96 * @param bool   $show show section edit buttons?
97 * @return string
98 */
99function html_secedit($text,$show=true){
100    global $INFO;
101
102    if(!$INFO['writable'] || !$show || $INFO['rev']){
103        return preg_replace(SEC_EDIT_PATTERN,'',$text);
104    }
105
106    return preg_replace_callback(SEC_EDIT_PATTERN,
107                'html_secedit_button', $text);
108}
109
110/**
111 * prepares section edit button data for event triggering
112 * used as a callback in html_secedit
113 *
114 * @author Andreas Gohr <andi@splitbrain.org>
115 *
116 * @param array $matches matches with regexp
117 * @return string
118 * @triggers HTML_SECEDIT_BUTTON
119 */
120function html_secedit_button($matches){
121    $data = array('secid'  => $matches['secid'],
122        'target' => strtolower($matches['target']),
123        'range'  => $matches['range']);
124
125    if (!empty($matches['hid'])) {
126        $data['hid'] = strtolower($matches['hid']);
127    }
128
129    if (!empty($matches['name'])) {
130        $data['name'] = $matches['name'];
131    }
132
133    return trigger_event('HTML_SECEDIT_BUTTON', $data,
134                         'html_secedit_get_button');
135}
136
137/**
138 * prints a section editing button
139 * used as default action form HTML_SECEDIT_BUTTON
140 *
141 * @author Adrian Lang <lang@cosmocode.de>
142 *
143 * @param array $data name, section id and target
144 * @return string html
145 */
146function html_secedit_get_button($data) {
147    global $ID;
148    global $INFO;
149
150    if (!isset($data['name']) || $data['name'] === '') return '';
151
152    $name = $data['name'];
153    unset($data['name']);
154
155    $secid = $data['secid'];
156    unset($data['secid']);
157
158    return "<div class='secedit editbutton_" . $data['target'] .
159                       " editbutton_" . $secid . "'>" .
160           html_btn('secedit', $ID, '',
161                    array_merge(array('do'  => 'edit',
162                                      'rev' => $INFO['lastmod'],
163                                      'summary' => '['.$name.'] '), $data),
164                    'post', $name) . '</div>';
165}
166
167/**
168 * Just the back to top button (in its own form)
169 *
170 * @author Andreas Gohr <andi@splitbrain.org>
171 *
172 * @return string html
173 */
174function html_topbtn(){
175    global $lang;
176
177    $ret  = '<a class="nolink" href="#dokuwiki__top"><button class="button" onclick="window.scrollTo(0, 0)" title="'.$lang['btn_top'].'">'.$lang['btn_top'].'</button></a>';
178
179    return $ret;
180}
181
182/**
183 * Displays a button (using its own form)
184 * If tooltip exists, the access key tooltip is replaced.
185 *
186 * @author Andreas Gohr <andi@splitbrain.org>
187 *
188 * @param string         $name
189 * @param string         $id
190 * @param string         $akey   access key
191 * @param string[] $params key-value pairs added as hidden inputs
192 * @param string         $method
193 * @param string         $tooltip
194 * @param bool|string    $label  label text, false: lookup btn_$name in localization
195 * @return string
196 */
197function html_btn($name, $id, $akey, $params, $method='get', $tooltip='', $label=false){
198    global $conf;
199    global $lang;
200
201    if (!$label)
202        $label = $lang['btn_'.$name];
203
204    $ret = '';
205
206    //filter id (without urlencoding)
207    $id = idfilter($id,false);
208
209    //make nice URLs even for buttons
210    if($conf['userewrite'] == 2){
211        $script = DOKU_BASE.DOKU_SCRIPT.'/'.$id;
212    }elseif($conf['userewrite']){
213        $script = DOKU_BASE.$id;
214    }else{
215        $script = DOKU_BASE.DOKU_SCRIPT;
216        $params['id'] = $id;
217    }
218
219    $ret .= '<form class="button btn_'.$name.'" method="'.$method.'" action="'.$script.'"><div class="no">';
220
221    if(is_array($params)){
222        foreach($params as $key => $val) {
223            $ret .= '<input type="hidden" name="'.$key.'" ';
224            $ret .= 'value="'.hsc($val).'" />';
225        }
226    }
227
228    if ($tooltip!='') {
229        $tip = hsc($tooltip);
230    }else{
231        $tip = hsc($label);
232    }
233
234    $ret .= '<button type="submit" ';
235    if($akey){
236        $tip .= ' ['.strtoupper($akey).']';
237        $ret .= 'accesskey="'.$akey.'" ';
238    }
239    $ret .= 'title="'.$tip.'">';
240    $ret .= hsc($label);
241    $ret .= '</button>';
242    $ret .= '</div></form>';
243
244    return $ret;
245}
246/**
247 * show a revision warning
248 *
249 * @author Szymon Olewniczak <dokuwiki@imz.re>
250 */
251function html_showrev() {
252    print p_locale_xhtml('showrev');
253}
254
255/**
256 * Show a wiki page
257 *
258 * @author Andreas Gohr <andi@splitbrain.org>
259 *
260 * @param null|string $txt wiki text or null for showing $ID
261 */
262function html_show($txt=null){
263    global $ID;
264    global $REV;
265    global $HIGH;
266    global $INFO;
267    global $DATE_AT;
268    //disable section editing for old revisions or in preview
269    if($txt || $REV){
270        $secedit = false;
271    }else{
272        $secedit = true;
273    }
274
275    if (!is_null($txt)){
276        //PreviewHeader
277        echo '<br id="scroll__here" />';
278        echo p_locale_xhtml('preview');
279        echo '<div class="preview"><div class="pad">';
280        $html = html_secedit(p_render('xhtml',p_get_instructions($txt),$info),$secedit);
281        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
282        echo $html;
283        echo '<div class="clearer"></div>';
284        echo '</div></div>';
285
286    }else{
287        if ($REV||$DATE_AT){
288            $data = array('rev' => &$REV, 'date_at' => &$DATE_AT);
289            trigger_event('HTML_SHOWREV_OUTPUT', $data, 'html_showrev');
290        }
291        $html = p_wiki_xhtml($ID,$REV,true,$DATE_AT);
292        $html = html_secedit($html,$secedit);
293        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
294        $html = html_hilight($html,$HIGH);
295        echo $html;
296    }
297}
298
299/**
300 * ask the user about how to handle an exisiting draft
301 *
302 * @author Andreas Gohr <andi@splitbrain.org>
303 */
304function html_draft(){
305    global $INFO;
306    global $ID;
307    global $lang;
308    $draft = unserialize(io_readFile($INFO['draft'],false));
309    $text  = cleanText(con($draft['prefix'],$draft['text'],$draft['suffix'],true));
310
311    print p_locale_xhtml('draft');
312    $form = new Doku_Form(array('id' => 'dw__editform'));
313    $form->addHidden('id', $ID);
314    $form->addHidden('date', $draft['date']);
315    $form->addElement(form_makeWikiText($text, array('readonly'=>'readonly')));
316    $form->addElement(form_makeOpenTag('div', array('id'=>'draft__status')));
317    $form->addElement($lang['draftdate'].' '. dformat(filemtime($INFO['draft'])));
318    $form->addElement(form_makeCloseTag('div'));
319    $form->addElement(form_makeButton('submit', 'recover', $lang['btn_recover'], array('tabindex'=>'1')));
320    $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_draftdel'], array('tabindex'=>'2')));
321    $form->addElement(form_makeButton('submit', 'show', $lang['btn_cancel'], array('tabindex'=>'3')));
322    html_form('draft', $form);
323}
324
325/**
326 * Highlights searchqueries in HTML code
327 *
328 * @author Andreas Gohr <andi@splitbrain.org>
329 * @author Harry Fuecks <hfuecks@gmail.com>
330 *
331 * @param string $html
332 * @param array|string $phrases
333 * @return string html
334 */
335function html_hilight($html,$phrases){
336    $phrases = (array) $phrases;
337    $phrases = array_map('preg_quote_cb', $phrases);
338    $phrases = array_map('ft_snippet_re_preprocess', $phrases);
339    $phrases = array_filter($phrases);
340    $regex = join('|',$phrases);
341
342    if ($regex === '') return $html;
343    if (!utf8_check($regex)) return $html;
344    $html = @preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback',$html);
345    return $html;
346}
347
348/**
349 * Callback used by html_hilight()
350 *
351 * @author Harry Fuecks <hfuecks@gmail.com>
352 *
353 * @param array $m matches
354 * @return string html
355 */
356function html_hilight_callback($m) {
357    $hlight = unslash($m[0]);
358    if ( !isset($m[2])) {
359        $hlight = '<span class="search_hit">'.$hlight.'</span>';
360    }
361    return $hlight;
362}
363
364/**
365 * Run a search and display the result
366 *
367 * @author Andreas Gohr <andi@splitbrain.org>
368 */
369function html_search(){
370    global $QUERY, $ID;
371    global $lang;
372
373    $intro = p_locale_xhtml('searchpage');
374    // allow use of placeholder in search intro
375    $pagecreateinfo = (auth_quickaclcheck($ID) >= AUTH_CREATE) ? $lang['searchcreatepage'] : '';
376    $intro = str_replace(
377        array('@QUERY@', '@SEARCH@', '@CREATEPAGEINFO@'),
378        array(hsc(rawurlencode($QUERY)), hsc($QUERY), $pagecreateinfo),
379        $intro
380    );
381    echo $intro;
382
383    //do quick pagesearch
384    $data = ft_pageLookup($QUERY,true,useHeading('navigation'));
385    if(count($data)){
386        print '<div class="search_quickresult">';
387        print '<h3>'.$lang['quickhits'].':</h3>';
388        print '<ul class="search_quickhits">';
389        foreach($data as $id => $title){
390            print '<li> ';
391            if (useHeading('navigation')) {
392                $name = $title;
393            }else{
394                $ns = getNS($id);
395                if($ns){
396                    $name = shorten(noNS($id), ' ('.$ns.')',30);
397                }else{
398                    $name = $id;
399                }
400            }
401            print html_wikilink(':'.$id,$name);
402            print '</li> ';
403        }
404        print '</ul> ';
405        //clear float (see http://www.complexspiral.com/publications/containing-floats/)
406        print '<div class="clearer"></div>';
407        print '</div>';
408    }
409
410    //do fulltext search
411    $regex = array();
412    $data = ft_pageSearch($QUERY,$regex);
413    if(count($data)){
414        print '<dl class="search_results">';
415        $num = 1;
416        foreach($data as $id => $cnt){
417            print '<dt>';
418            print html_wikilink(':'.$id,useHeading('navigation')?null:$id,$regex);
419            if($cnt !== 0){
420                print ': '.$cnt.' '.$lang['hits'].'';
421            }
422            print '</dt>';
423            if($cnt !== 0){
424                if($num < FT_SNIPPET_NUMBER){ // create snippets for the first number of matches only
425                    print '<dd>'.ft_snippet($id,$regex).'</dd>';
426                }
427                $num++;
428            }
429        }
430        print '</dl>';
431    }else{
432        print '<div class="nothing">'.$lang['nothingfound'].'</div>';
433    }
434}
435
436/**
437 * Display error on locked pages
438 *
439 * @author Andreas Gohr <andi@splitbrain.org>
440 */
441function html_locked(){
442    global $ID;
443    global $conf;
444    global $lang;
445    global $INFO;
446
447    $locktime = filemtime(wikiLockFN($ID));
448    $expire = dformat($locktime + $conf['locktime']);
449    $min    = round(($conf['locktime'] - (time() - $locktime) )/60);
450
451    print p_locale_xhtml('locked');
452    print '<ul>';
453    print '<li><div class="li"><strong>'.$lang['lockedby'].'</strong> '.editorinfo($INFO['locked']).'</div></li>';
454    print '<li><div class="li"><strong>'.$lang['lockexpire'].'</strong> '.$expire.' ('.$min.' min)</div></li>';
455    print '</ul>';
456}
457
458/**
459 * list old revisions
460 *
461 * @author Andreas Gohr <andi@splitbrain.org>
462 * @author Ben Coburn <btcoburn@silicodon.net>
463 * @author Kate Arzamastseva <pshns@ukr.net>
464 *
465 * @param int $first skip the first n changelog lines
466 * @param bool|string $media_id id of media, or false for current page
467 */
468function html_revisions($first=0, $media_id = false){
469    global $ID;
470    global $INFO;
471    global $conf;
472    global $lang;
473    $id = $ID;
474    if ($media_id) {
475        $id = $media_id;
476        $changelog = new MediaChangeLog($id);
477    } else {
478        $changelog = new PageChangeLog($id);
479    }
480
481    /* we need to get one additional log entry to be able to
482     * decide if this is the last page or is there another one.
483     * see html_recent()
484     */
485
486    $revisions = $changelog->getRevisions($first, $conf['recent']+1);
487
488    if(count($revisions)==0 && $first!=0){
489        $first=0;
490        $revisions = $changelog->getRevisions($first, $conf['recent']+1);
491    }
492    $hasNext = false;
493    if (count($revisions)>$conf['recent']) {
494        $hasNext = true;
495        array_pop($revisions); // remove extra log entry
496    }
497
498    if (!$media_id) print p_locale_xhtml('revisions');
499
500    $params = array('id' => 'page__revisions', 'class' => 'changes');
501    if($media_id) {
502        $params['action'] = media_managerURL(array('image' => $media_id), '&');
503    }
504
505    if(!$media_id) {
506        $exists = $INFO['exists'];
507        $display_name = useHeading('navigation') ? hsc(p_get_first_heading($id)) : $id;
508        if(!$display_name) {
509            $display_name = $id;
510        }
511    } else {
512        $exists = file_exists(mediaFN($id));
513        $display_name = $id;
514    }
515
516    $form = new Doku_Form($params);
517    $form->addElement(form_makeOpenTag('ul'));
518
519    if($exists && $first == 0) {
520        $minor = false;
521        if($media_id) {
522            $date = dformat(@filemtime(mediaFN($id)));
523            $href = media_managerURL(array('image' => $id, 'tab_details' => 'view'), '&');
524
525            $changelog->setChunkSize(1024);
526            $revinfo = $changelog->getRevisionInfo(@filemtime(fullpath(mediaFN($id))));
527
528            $summary = $revinfo['sum'];
529            if($revinfo['user']) {
530                $editor = $revinfo['user'];
531            } else {
532                $editor = $revinfo['ip'];
533            }
534            $sizechange = $revinfo['sizechange'];
535        } else {
536            $date = dformat($INFO['lastmod']);
537            if(isset($INFO['meta']) && isset($INFO['meta']['last_change'])) {
538                if($INFO['meta']['last_change']['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
539                    $minor = true;
540                }
541                if(isset($INFO['meta']['last_change']['sizechange'])) {
542                    $sizechange = $INFO['meta']['last_change']['sizechange'];
543                } else {
544                    $sizechange = null;
545                }
546            }
547            $pagelog = new PageChangeLog($ID);
548            $latestrev = $pagelog->getRevisions(-1, 1);
549            $latestrev = array_pop($latestrev);
550            $href = wl($id,"rev=$latestrev",false,'&');
551            $summary = $INFO['sum'];
552            $editor = $INFO['editor'];
553        }
554
555        $form->addElement(form_makeOpenTag('li', array('class' => ($minor ? 'minor' : ''))));
556        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
557        $form->addElement(form_makeTag('input', array(
558                        'type' => 'checkbox',
559                        'name' => 'rev2[]',
560                        'value' => 'current')));
561
562        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
563        $form->addElement($date);
564        $form->addElement(form_makeCloseTag('span'));
565
566        $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
567
568        $form->addElement(form_makeOpenTag('a', array(
569                        'class' => 'wikilink1',
570                        'href'  => $href)));
571        $form->addElement($display_name);
572        $form->addElement(form_makeCloseTag('a'));
573
574        if ($media_id) $form->addElement(form_makeOpenTag('div'));
575
576        if($summary) {
577            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
578            if(!$media_id) $form->addElement(' – ');
579            $form->addElement('<bdi>' . hsc($summary) . '</bdi>');
580            $form->addElement(form_makeCloseTag('span'));
581        }
582
583        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
584        $form->addElement((empty($editor))?('('.$lang['external_edit'].')'):'<bdi>'.editorinfo($editor).'</bdi>');
585        $form->addElement(form_makeCloseTag('span'));
586
587        html_sizechange($sizechange, $form);
588
589        $form->addElement('('.$lang['current'].')');
590
591        if ($media_id) $form->addElement(form_makeCloseTag('div'));
592
593        $form->addElement(form_makeCloseTag('div'));
594        $form->addElement(form_makeCloseTag('li'));
595    }
596
597    foreach($revisions as $rev) {
598        $date = dformat($rev);
599        $info = $changelog->getRevisionInfo($rev);
600        if($media_id) {
601            $exists = file_exists(mediaFN($id, $rev));
602        } else {
603            $exists = page_exists($id, $rev);
604        }
605
606        $class = '';
607        if($info['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
608            $class = 'minor';
609        }
610        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
611        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
612        if($exists){
613            $form->addElement(form_makeTag('input', array(
614                            'type' => 'checkbox',
615                            'name' => 'rev2[]',
616                            'value' => $rev)));
617        }else{
618            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
619        }
620
621        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
622        $form->addElement($date);
623        $form->addElement(form_makeCloseTag('span'));
624
625        if($exists){
626            if (!$media_id) {
627                $href = wl($id,"rev=$rev,do=diff", false, '&');
628            } else {
629                $href = media_managerURL(array('image' => $id, 'rev' => $rev, 'mediado' => 'diff'), '&');
630            }
631            $form->addElement(form_makeOpenTag('a', array(
632                            'class' => 'diff_link',
633                            'href' => $href)));
634            $form->addElement(form_makeTag('img', array(
635                            'src'    => DOKU_BASE.'lib/images/diff.png',
636                            'width'  => 15,
637                            'height' => 11,
638                            'title'  => $lang['diff'],
639                            'alt'    => $lang['diff'])));
640            $form->addElement(form_makeCloseTag('a'));
641
642            if (!$media_id) {
643                $href = wl($id,"rev=$rev",false,'&');
644            } else {
645                $href = media_managerURL(array('image' => $id, 'tab_details' => 'view', 'rev' => $rev), '&');
646            }
647            $form->addElement(form_makeOpenTag('a', array(
648                            'class' => 'wikilink1',
649                            'href' => $href)));
650            $form->addElement($display_name);
651            $form->addElement(form_makeCloseTag('a'));
652        }else{
653            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
654            $form->addElement($display_name);
655        }
656
657        if ($media_id) $form->addElement(form_makeOpenTag('div'));
658
659        if ($info['sum']) {
660            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
661            if(!$media_id) $form->addElement(' – ');
662            $form->addElement('<bdi>'.hsc($info['sum']).'</bdi>');
663            $form->addElement(form_makeCloseTag('span'));
664        }
665
666        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
667        if($info['user']){
668            $form->addElement('<bdi>'.editorinfo($info['user']).'</bdi>');
669            if(auth_ismanager()){
670                $form->addElement(' <bdo dir="ltr">('.$info['ip'].')</bdo>');
671            }
672        }else{
673            $form->addElement('<bdo dir="ltr">'.$info['ip'].'</bdo>');
674        }
675        $form->addElement(form_makeCloseTag('span'));
676
677        html_sizechange($info['sizechange'], $form);
678
679        if ($media_id) $form->addElement(form_makeCloseTag('div'));
680
681        $form->addElement(form_makeCloseTag('div'));
682        $form->addElement(form_makeCloseTag('li'));
683    }
684    $form->addElement(form_makeCloseTag('ul'));
685    if (!$media_id) {
686        $form->addElement(form_makeButton('submit', 'diff', $lang['diff2']));
687    } else {
688        $form->addHidden('mediado', 'diff');
689        $form->addElement(form_makeButton('submit', '', $lang['diff2']));
690    }
691    html_form('revisions', $form);
692
693    print '<div class="pagenav">';
694    $last = $first + $conf['recent'];
695    if ($first > 0) {
696        $first -= $conf['recent'];
697        if ($first < 0) $first = 0;
698        print '<div class="pagenav-prev">';
699        if ($media_id) {
700            print html_btn('newer',$media_id,"p",media_managerURL(array('first' => $first), '&amp;', false, true));
701        } else {
702            print html_btn('newer',$id,"p",array('do' => 'revisions', 'first' => $first));
703        }
704        print '</div>';
705    }
706    if ($hasNext) {
707        print '<div class="pagenav-next">';
708        if ($media_id) {
709            print html_btn('older',$media_id,"n",media_managerURL(array('first' => $last), '&amp;', false, true));
710        } else {
711            print html_btn('older',$id,"n",array('do' => 'revisions', 'first' => $last));
712        }
713        print '</div>';
714    }
715    print '</div>';
716
717}
718
719/**
720 * display recent changes
721 *
722 * @author Andreas Gohr <andi@splitbrain.org>
723 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
724 * @author Ben Coburn <btcoburn@silicodon.net>
725 * @author Kate Arzamastseva <pshns@ukr.net>
726 *
727 * @param int $first
728 * @param string $show_changes
729 */
730function html_recent($first = 0, $show_changes = 'both') {
731    global $conf;
732    global $lang;
733    global $ID;
734    /* we need to get one additionally log entry to be able to
735     * decide if this is the last page or is there another one.
736     * This is the cheapest solution to get this information.
737     */
738    $flags = 0;
739    if($show_changes == 'mediafiles' && $conf['mediarevisions']) {
740        $flags = RECENTS_MEDIA_CHANGES;
741    } elseif($show_changes == 'pages') {
742        $flags = 0;
743    } elseif($conf['mediarevisions']) {
744        $show_changes = 'both';
745        $flags = RECENTS_MEDIA_PAGES_MIXED;
746    }
747
748    $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
749    if(count($recents) == 0 && $first != 0) {
750        $first = 0;
751        $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
752    }
753    $hasNext = false;
754    if(count($recents) > $conf['recent']) {
755        $hasNext = true;
756        array_pop($recents); // remove extra log entry
757    }
758
759    print p_locale_xhtml('recent');
760
761    if(getNS($ID) != '') {
762        print '<div class="level1"><p>' . sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent')) . '</p></div>';
763    }
764
765    $form = new Doku_Form(array('id' => 'dw__recent', 'method' => 'GET', 'class' => 'changes'));
766    $form->addHidden('sectok', null);
767    $form->addHidden('do', 'recent');
768    $form->addHidden('id', $ID);
769
770    if($conf['mediarevisions']) {
771        $form->addElement('<div class="changeType">');
772        $form->addElement(form_makeListboxField(
773                    'show_changes',
774                    array(
775                        'pages'      => $lang['pages_changes'],
776                        'mediafiles' => $lang['media_changes'],
777                        'both'       => $lang['both_changes']
778                    ),
779                    $show_changes,
780                    $lang['changes_type'],
781                    '', '',
782                    array('class' => 'quickselect')));
783
784        $form->addElement(form_makeButton('submit', 'recent', $lang['btn_apply']));
785        $form->addElement('</div>');
786    }
787
788    $form->addElement(form_makeOpenTag('ul'));
789
790    foreach($recents as $recent) {
791        $date = dformat($recent['date']);
792
793        $class = '';
794        if($recent['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
795            $class = 'minor';
796        }
797        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
798        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
799
800        if(!empty($recent['media'])) {
801            $form->addElement(media_printicon($recent['id']));
802        } else {
803            $icon = DOKU_BASE . 'lib/images/fileicons/file.png';
804            $form->addElement('<img src="' . $icon . '" alt="' . $recent['id'] . '" class="icon" />');
805        }
806
807        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
808        $form->addElement($date);
809        $form->addElement(form_makeCloseTag('span'));
810
811        $diff = false;
812        $href = '';
813
814        if(!empty($recent['media'])) {
815            $changelog = new MediaChangeLog($recent['id']);
816            $revs = $changelog->getRevisions(0, 1);
817            $diff = (count($revs) && file_exists(mediaFN($recent['id'])));
818            if($diff) {
819                $href = media_managerURL(array(
820                                            'tab_details' => 'history',
821                                            'mediado' => 'diff',
822                                            'image' => $recent['id'],
823                                            'ns' => getNS($recent['id'])
824                                        ), '&');
825            }
826        } else {
827            $href = wl($recent['id'], "do=diff", false, '&');
828        }
829
830        if(!empty($recent['media']) && !$diff) {
831            $form->addElement('<img src="' . DOKU_BASE . 'lib/images/blank.gif" width="15" height="11" alt="" />');
832        } else {
833            $form->addElement(form_makeOpenTag('a', array('class' => 'diff_link', 'href' => $href)));
834            $form->addElement(form_makeTag('img', array(
835                            'src'    => DOKU_BASE . 'lib/images/diff.png',
836                            'width'  => 15,
837                            'height' => 11,
838                            'title'  => $lang['diff'],
839                            'alt'    => $lang['diff']
840                        )));
841            $form->addElement(form_makeCloseTag('a'));
842        }
843
844        if(!empty($recent['media'])) {
845            $href = media_managerURL(array('tab_details' => 'history', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
846        } else {
847            $href = wl($recent['id'], "do=revisions", false, '&');
848        }
849        $form->addElement(form_makeOpenTag('a', array(
850                        'class' => 'revisions_link',
851                        'href'  => $href)));
852        $form->addElement(form_makeTag('img', array(
853                        'src'    => DOKU_BASE . 'lib/images/history.png',
854                        'width'  => 12,
855                        'height' => 14,
856                        'title'  => $lang['btn_revs'],
857                        'alt'    => $lang['btn_revs']
858                    )));
859        $form->addElement(form_makeCloseTag('a'));
860
861        if(!empty($recent['media'])) {
862            $href = media_managerURL(array('tab_details' => 'view', 'image' => $recent['id'], 'ns' => getNS($recent['id'])), '&');
863            $class = file_exists(mediaFN($recent['id'])) ? 'wikilink1' : 'wikilink2';
864            $form->addElement(form_makeOpenTag('a', array(
865                        'class' => $class,
866                        'href'  => $href)));
867            $form->addElement($recent['id']);
868            $form->addElement(form_makeCloseTag('a'));
869        } else {
870            $form->addElement(html_wikilink(':' . $recent['id'], useHeading('navigation') ? null : $recent['id']));
871        }
872        $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
873        $form->addElement(' – ' . hsc($recent['sum']));
874        $form->addElement(form_makeCloseTag('span'));
875
876        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
877        if($recent['user']) {
878            $form->addElement('<bdi>' . editorinfo($recent['user']) . '</bdi>');
879            if(auth_ismanager()) {
880                $form->addElement(' <bdo dir="ltr">(' . $recent['ip'] . ')</bdo>');
881            }
882        } else {
883            $form->addElement('<bdo dir="ltr">' . $recent['ip'] . '</bdo>');
884        }
885        $form->addElement(form_makeCloseTag('span'));
886
887        html_sizechange($recent['sizechange'], $form);
888
889        $form->addElement(form_makeCloseTag('div'));
890        $form->addElement(form_makeCloseTag('li'));
891    }
892    $form->addElement(form_makeCloseTag('ul'));
893
894    $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav')));
895    $last = $first + $conf['recent'];
896    if($first > 0) {
897        $first -= $conf['recent'];
898        if($first < 0) $first = 0;
899        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-prev')));
900        $form->addElement(form_makeOpenTag('button', array(
901                        'type'      => 'submit',
902                        'name'      => 'first[' . $first . ']',
903                        'accesskey' => 'n',
904                        'title'     => $lang['btn_newer'] . ' [N]',
905                        'class'     => 'button show'
906                    )));
907        $form->addElement($lang['btn_newer']);
908        $form->addElement(form_makeCloseTag('button'));
909        $form->addElement(form_makeCloseTag('div'));
910    }
911    if($hasNext) {
912        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-next')));
913        $form->addElement(form_makeOpenTag('button', array(
914                        'type'      => 'submit',
915                        'name'      => 'first[' . $last . ']',
916                        'accesskey' => 'p',
917                        'title'     => $lang['btn_older'] . ' [P]',
918                        'class'     => 'button show'
919                    )));
920        $form->addElement($lang['btn_older']);
921        $form->addElement(form_makeCloseTag('button'));
922        $form->addElement(form_makeCloseTag('div'));
923    }
924    $form->addElement(form_makeCloseTag('div'));
925    html_form('recent', $form);
926}
927
928/**
929 * Display page index
930 *
931 * @author Andreas Gohr <andi@splitbrain.org>
932 *
933 * @param string $ns
934 */
935function html_index($ns){
936    global $conf;
937    global $ID;
938    $ns  = cleanID($ns);
939    if(empty($ns)){
940        $ns = getNS($ID);
941        if($ns === false) $ns ='';
942    }
943    $ns  = utf8_encodeFN(str_replace(':','/',$ns));
944
945    echo p_locale_xhtml('index');
946    echo '<div id="index__tree" class="index__tree">';
947
948    $data = array();
949    search($data,$conf['datadir'],'search_index',array('ns' => $ns));
950    echo html_buildlist($data,'idx','html_list_index','html_li_index');
951
952    echo '</div>';
953}
954
955/**
956 * Index item formatter
957 *
958 * User function for html_buildlist()
959 *
960 * @author Andreas Gohr <andi@splitbrain.org>
961 *
962 * @param array $item
963 * @return string
964 */
965function html_list_index($item){
966    global $ID, $conf;
967
968    // prevent searchbots needlessly following links
969    $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? ' rel="nofollow"' : '';
970
971    $ret = '';
972    $base = ':'.$item['id'];
973    $base = substr($base,strrpos($base,':')+1);
974    if($item['type']=='d'){
975        // FS#2766, no need for search bots to follow namespace links in the index
976        $ret .= '<a href="'.wl($ID,'idx='.rawurlencode($item['id'])).'" title="' . $item['id'] . '" class="idx_dir"' . $nofollow . '><strong>';
977        $ret .= $base;
978        $ret .= '</strong></a>';
979    }else{
980        // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
981        $ret .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
982    }
983    return $ret;
984}
985
986/**
987 * Index List item
988 *
989 * This user function is used in html_buildlist to build the
990 * <li> tags for namespaces when displaying the page index
991 * it gives different classes to opened or closed "folders"
992 *
993 * @author Andreas Gohr <andi@splitbrain.org>
994 *
995 * @param array $item
996 * @return string html
997 */
998function html_li_index($item){
999    global $INFO;
1000    global $ACT;
1001
1002    $class = '';
1003    $id = '';
1004
1005    if($item['type'] == "f"){
1006        // scroll to the current item
1007        if($item['id'] == $INFO['id'] && $ACT == 'index') {
1008            $id = ' id="scroll__here"';
1009            $class = ' bounce';
1010        }
1011        return '<li class="level'.$item['level'].$class.'" '.$id.'>';
1012    }elseif($item['open']){
1013        return '<li class="open">';
1014    }else{
1015        return '<li class="closed">';
1016    }
1017}
1018
1019/**
1020 * Default List item
1021 *
1022 * @author Andreas Gohr <andi@splitbrain.org>
1023 *
1024 * @param array $item
1025 * @return string html
1026 */
1027function html_li_default($item){
1028    return '<li class="level'.$item['level'].'">';
1029}
1030
1031/**
1032 * Build an unordered list
1033 *
1034 * Build an unordered list from the given $data array
1035 * Each item in the array has to have a 'level' property
1036 * the item itself gets printed by the given $func user
1037 * function. The second and optional function is used to
1038 * print the <li> tag. Both user function need to accept
1039 * a single item.
1040 *
1041 * Both user functions can be given as array to point to
1042 * a member of an object.
1043 *
1044 * @author Andreas Gohr <andi@splitbrain.org>
1045 *
1046 * @param array    $data  array with item arrays
1047 * @param string   $class class of ul wrapper
1048 * @param callable $func  callback to print an list item
1049 * @param callable $lifunc callback to the opening li tag
1050 * @param bool     $forcewrapper Trigger building a wrapper ul if the first level is
1051 *                               0 (we have a root object) or 1 (just the root content)
1052 * @return string html of an unordered list
1053 */
1054function html_buildlist($data,$class,$func,$lifunc='html_li_default',$forcewrapper=false){
1055    if (count($data) === 0) {
1056        return '';
1057    }
1058
1059    $firstElement = reset($data);
1060    $start_level = $firstElement['level'];
1061    $level = $start_level;
1062    $ret   = '';
1063    $open  = 0;
1064
1065    foreach ($data as $item){
1066
1067        if( $item['level'] > $level ){
1068            //open new list
1069            for($i=0; $i<($item['level'] - $level); $i++){
1070                if ($i) $ret .= "<li class=\"clear\">";
1071                $ret .= "\n<ul class=\"$class\">\n";
1072                $open++;
1073            }
1074            $level = $item['level'];
1075
1076        }elseif( $item['level'] < $level ){
1077            //close last item
1078            $ret .= "</li>\n";
1079            while( $level > $item['level'] && $open > 0 ){
1080                //close higher lists
1081                $ret .= "</ul>\n</li>\n";
1082                $level--;
1083                $open--;
1084            }
1085        } elseif ($ret !== '') {
1086            //close previous item
1087            $ret .= "</li>\n";
1088        }
1089
1090        //print item
1091        $ret .= call_user_func($lifunc,$item);
1092        $ret .= '<div class="li">';
1093
1094        $ret .= call_user_func($func,$item);
1095        $ret .= '</div>';
1096    }
1097
1098    //close remaining items and lists
1099    $ret .= "</li>\n";
1100    while($open-- > 0) {
1101        $ret .= "</ul></li>\n";
1102    }
1103
1104    if ($forcewrapper || $start_level < 2) {
1105        // Trigger building a wrapper ul if the first level is
1106        // 0 (we have a root object) or 1 (just the root content)
1107        $ret = "\n<ul class=\"$class\">\n".$ret."</ul>\n";
1108    }
1109
1110    return $ret;
1111}
1112
1113/**
1114 * display backlinks
1115 *
1116 * @author Andreas Gohr <andi@splitbrain.org>
1117 * @author Michael Klier <chi@chimeric.de>
1118 */
1119function html_backlinks(){
1120    global $ID;
1121    global $lang;
1122
1123    print p_locale_xhtml('backlinks');
1124
1125    $data = ft_backlinks($ID);
1126
1127    if(!empty($data)) {
1128        print '<ul class="idx">';
1129        foreach($data as $blink){
1130            print '<li><div class="li">';
1131            print html_wikilink(':'.$blink,useHeading('navigation')?null:$blink);
1132            print '</div></li>';
1133        }
1134        print '</ul>';
1135    } else {
1136        print '<div class="level1"><p>' . $lang['nothingfound'] . '</p></div>';
1137    }
1138}
1139
1140/**
1141 * Get header of diff HTML
1142 *
1143 * @param string $l_rev   Left revisions
1144 * @param string $r_rev   Right revision
1145 * @param string $id      Page id, if null $ID is used
1146 * @param bool   $media   If it is for media files
1147 * @param bool   $inline  Return the header on a single line
1148 * @return string[] HTML snippets for diff header
1149 */
1150function html_diff_head($l_rev, $r_rev, $id = null, $media = false, $inline = false) {
1151    global $lang;
1152    if ($id === null) {
1153        global $ID;
1154        $id = $ID;
1155    }
1156    $head_separator = $inline ? ' ' : '<br />';
1157    $media_or_wikiFN = $media ? 'mediaFN' : 'wikiFN';
1158    $ml_or_wl = $media ? 'ml' : 'wl';
1159    $l_minor = $r_minor = '';
1160
1161    if($media) {
1162        $changelog = new MediaChangeLog($id);
1163    } else {
1164        $changelog = new PageChangeLog($id);
1165    }
1166    if(!$l_rev){
1167        $l_head = '&mdash;';
1168    }else{
1169        $l_info   = $changelog->getRevisionInfo($l_rev);
1170        if($l_info['user']){
1171            $l_user = '<bdi>'.editorinfo($l_info['user']).'</bdi>';
1172            if(auth_ismanager()) $l_user .= ' <bdo dir="ltr">('.$l_info['ip'].')</bdo>';
1173        } else {
1174            $l_user = '<bdo dir="ltr">'.$l_info['ip'].'</bdo>';
1175        }
1176        $l_user  = '<span class="user">'.$l_user.'</span>';
1177        $l_sum   = ($l_info['sum']) ? '<span class="sum"><bdi>'.hsc($l_info['sum']).'</bdi></span>' : '';
1178        if ($l_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $l_minor = 'class="minor"';
1179
1180        $l_head_title = ($media) ? dformat($l_rev) : $id.' ['.dformat($l_rev).']';
1181        $l_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$l_rev").'">'.
1182        $l_head_title.'</a></bdi>'.
1183        $head_separator.$l_user.' '.$l_sum;
1184    }
1185
1186    if($r_rev){
1187        $r_info   = $changelog->getRevisionInfo($r_rev);
1188        if($r_info['user']){
1189            $r_user = '<bdi>'.editorinfo($r_info['user']).'</bdi>';
1190            if(auth_ismanager()) $r_user .= ' <bdo dir="ltr">('.$r_info['ip'].')</bdo>';
1191        } else {
1192            $r_user = '<bdo dir="ltr">'.$r_info['ip'].'</bdo>';
1193        }
1194        $r_user = '<span class="user">'.$r_user.'</span>';
1195        $r_sum  = ($r_info['sum']) ? '<span class="sum"><bdi>'.hsc($r_info['sum']).'</bdi></span>' : '';
1196        if ($r_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1197
1198        $r_head_title = ($media) ? dformat($r_rev) : $id.' ['.dformat($r_rev).']';
1199        $r_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$r_rev").'">'.
1200        $r_head_title.'</a></bdi>'.
1201        $head_separator.$r_user.' '.$r_sum;
1202    }elseif($_rev = @filemtime($media_or_wikiFN($id))){
1203        $_info   = $changelog->getRevisionInfo($_rev);
1204        if($_info['user']){
1205            $_user = '<bdi>'.editorinfo($_info['user']).'</bdi>';
1206            if(auth_ismanager()) $_user .= ' <bdo dir="ltr">('.$_info['ip'].')</bdo>';
1207        } else {
1208            $_user = '<bdo dir="ltr">'.$_info['ip'].'</bdo>';
1209        }
1210        $_user = '<span class="user">'.$_user.'</span>';
1211        $_sum  = ($_info['sum']) ? '<span class="sum"><bdi>'.hsc($_info['sum']).'</span></bdi>' : '';
1212        if ($_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1213
1214        $r_head_title = ($media) ? dformat($_rev) : $id.' ['.dformat($_rev).']';
1215        $r_head  = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id).'">'.
1216        $r_head_title.'</a></bdi> '.
1217        '('.$lang['current'].')'.
1218        $head_separator.$_user.' '.$_sum;
1219    }else{
1220        $r_head = '&mdash; ('.$lang['current'].')';
1221    }
1222
1223    return array($l_head, $r_head, $l_minor, $r_minor);
1224}
1225
1226/**
1227 * Show diff
1228 * between current page version and provided $text
1229 * or between the revisions provided via GET or POST
1230 *
1231 * @author Andreas Gohr <andi@splitbrain.org>
1232 * @param  string $text  when non-empty: compare with this text with most current version
1233 * @param  bool   $intro display the intro text
1234 * @param  string $type  type of the diff (inline or sidebyside)
1235 */
1236function html_diff($text = '', $intro = true, $type = null) {
1237    global $ID;
1238    global $REV;
1239    global $lang;
1240    global $INPUT;
1241    global $INFO;
1242    $pagelog = new PageChangeLog($ID);
1243
1244    /*
1245     * Determine diff type
1246     */
1247    if(!$type) {
1248        $type = $INPUT->str('difftype');
1249        if(empty($type)) {
1250            $type = get_doku_pref('difftype', $type);
1251            if(empty($type) && $INFO['ismobile']) {
1252                $type = 'inline';
1253            }
1254        }
1255    }
1256    if($type != 'inline') $type = 'sidebyside';
1257
1258    /*
1259     * Determine requested revision(s)
1260     */
1261    // we're trying to be clever here, revisions to compare can be either
1262    // given as rev and rev2 parameters, with rev2 being optional. Or in an
1263    // array in rev2.
1264    $rev1 = $REV;
1265
1266    $rev2 = $INPUT->ref('rev2');
1267    if(is_array($rev2)) {
1268        $rev1 = (int) $rev2[0];
1269        $rev2 = (int) $rev2[1];
1270
1271        if(!$rev1) {
1272            $rev1 = $rev2;
1273            unset($rev2);
1274        }
1275    } else {
1276        $rev2 = $INPUT->int('rev2');
1277    }
1278
1279    /*
1280     * Determine left and right revision, its texts and the header
1281     */
1282    $r_minor = '';
1283    $l_minor = '';
1284
1285    if($text) { // compare text to the most current revision
1286        $l_rev = '';
1287        $l_text = rawWiki($ID, '');
1288        $l_head = '<a class="wikilink1" href="' . wl($ID) . '">' .
1289            $ID . ' ' . dformat((int) @filemtime(wikiFN($ID))) . '</a> ' .
1290            $lang['current'];
1291
1292        $r_rev = '';
1293        $r_text = cleanText($text);
1294        $r_head = $lang['yours'];
1295    } else {
1296        if($rev1 && isset($rev2) && $rev2) { // two specific revisions wanted
1297            // make sure order is correct (older on the left)
1298            if($rev1 < $rev2) {
1299                $l_rev = $rev1;
1300                $r_rev = $rev2;
1301            } else {
1302                $l_rev = $rev2;
1303                $r_rev = $rev1;
1304            }
1305        } elseif($rev1) { // single revision given, compare to current
1306            $r_rev = '';
1307            $l_rev = $rev1;
1308        } else { // no revision was given, compare previous to current
1309            $r_rev = '';
1310            $revs = $pagelog->getRevisions(0, 1);
1311            $l_rev = $revs[0];
1312            $REV = $l_rev; // store revision back in $REV
1313        }
1314
1315        // when both revisions are empty then the page was created just now
1316        if(!$l_rev && !$r_rev) {
1317            $l_text = '';
1318        } else {
1319            $l_text = rawWiki($ID, $l_rev);
1320        }
1321        $r_text = rawWiki($ID, $r_rev);
1322
1323        list($l_head, $r_head, $l_minor, $r_minor) = html_diff_head($l_rev, $r_rev, null, false, $type == 'inline');
1324    }
1325
1326    /*
1327     * Build navigation
1328     */
1329    $l_nav = '';
1330    $r_nav = '';
1331    if(!$text) {
1332        list($l_nav, $r_nav) = html_diff_navigation($pagelog, $type, $l_rev, $r_rev);
1333    }
1334    /*
1335     * Create diff object and the formatter
1336     */
1337    $diff = new Diff(explode("\n", $l_text), explode("\n", $r_text));
1338
1339    if($type == 'inline') {
1340        $diffformatter = new InlineDiffFormatter();
1341    } else {
1342        $diffformatter = new TableDiffFormatter();
1343    }
1344    /*
1345     * Display intro
1346     */
1347    if($intro) print p_locale_xhtml('diff');
1348
1349    /*
1350     * Display type and exact reference
1351     */
1352    if(!$text) {
1353        ptln('<div class="diffoptions group">');
1354
1355
1356        $form = new Doku_Form(array('action' => wl()));
1357        $form->addHidden('id', $ID);
1358        $form->addHidden('rev2[0]', $l_rev);
1359        $form->addHidden('rev2[1]', $r_rev);
1360        $form->addHidden('do', 'diff');
1361        $form->addElement(
1362             form_makeListboxField(
1363                 'difftype',
1364                 array(
1365                     'sidebyside' => $lang['diff_side'],
1366                     'inline' => $lang['diff_inline']
1367                 ),
1368                 $type,
1369                 $lang['diff_type'],
1370                 '', '',
1371                 array('class' => 'quickselect')
1372             )
1373        );
1374        $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1375        $form->printForm();
1376
1377        ptln('<p>');
1378        // link to exactly this view FS#2835
1379        echo html_diff_navigationlink($type, 'difflink', $l_rev, $r_rev ? $r_rev : $INFO['currentrev']);
1380        ptln('</p>');
1381
1382        ptln('</div>'); // .diffoptions
1383    }
1384
1385    /*
1386     * Display diff view table
1387     */
1388    ?>
1389    <div class="table">
1390    <table class="diff diff_<?php echo $type ?>">
1391
1392        <?php
1393        //navigation and header
1394        if($type == 'inline') {
1395            if(!$text) { ?>
1396                <tr>
1397                    <td class="diff-lineheader">-</td>
1398                    <td class="diffnav"><?php echo $l_nav ?></td>
1399                </tr>
1400                <tr>
1401                    <th class="diff-lineheader">-</th>
1402                    <th <?php echo $l_minor ?>>
1403                        <?php echo $l_head ?>
1404                    </th>
1405                </tr>
1406            <?php } ?>
1407            <tr>
1408                <td class="diff-lineheader">+</td>
1409                <td class="diffnav"><?php echo $r_nav ?></td>
1410            </tr>
1411            <tr>
1412                <th class="diff-lineheader">+</th>
1413                <th <?php echo $r_minor ?>>
1414                    <?php echo $r_head ?>
1415                </th>
1416            </tr>
1417        <?php } else {
1418            if(!$text) { ?>
1419                <tr>
1420                    <td colspan="2" class="diffnav"><?php echo $l_nav ?></td>
1421                    <td colspan="2" class="diffnav"><?php echo $r_nav ?></td>
1422                </tr>
1423            <?php } ?>
1424            <tr>
1425                <th colspan="2" <?php echo $l_minor ?>>
1426                    <?php echo $l_head ?>
1427                </th>
1428                <th colspan="2" <?php echo $r_minor ?>>
1429                    <?php echo $r_head ?>
1430                </th>
1431            </tr>
1432        <?php }
1433
1434        //diff view
1435        echo html_insert_softbreaks($diffformatter->format($diff)); ?>
1436
1437    </table>
1438    </div>
1439<?php
1440}
1441
1442/**
1443 * Create html for revision navigation
1444 *
1445 * @param PageChangeLog $pagelog changelog object of current page
1446 * @param string        $type    inline vs sidebyside
1447 * @param int           $l_rev   left revision timestamp
1448 * @param int           $r_rev   right revision timestamp
1449 * @return string[] html of left and right navigation elements
1450 */
1451function html_diff_navigation($pagelog, $type, $l_rev, $r_rev) {
1452    global $INFO, $ID;
1453
1454    // last timestamp is not in changelog, retrieve timestamp from metadata
1455    // note: when page is removed, the metadata timestamp is zero
1456    if(!$r_rev) {
1457        if(isset($INFO['meta']['last_change']['date'])) {
1458            $r_rev = $INFO['meta']['last_change']['date'];
1459        } else {
1460            $r_rev = 0;
1461        }
1462    }
1463
1464    //retrieve revisions with additional info
1465    list($l_revs, $r_revs) = $pagelog->getRevisionsAround($l_rev, $r_rev);
1466    $l_revisions = array();
1467    if(!$l_rev) {
1468        $l_revisions[0] = array(0, "", false); //no left revision given, add dummy
1469    }
1470    foreach($l_revs as $rev) {
1471        $info = $pagelog->getRevisionInfo($rev);
1472        $l_revisions[$rev] = array(
1473            $rev,
1474            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1475            $r_rev ? $rev >= $r_rev : false //disable?
1476        );
1477    }
1478    $r_revisions = array();
1479    if(!$r_rev) {
1480        $r_revisions[0] = array(0, "", false); //no right revision given, add dummy
1481    }
1482    foreach($r_revs as $rev) {
1483        $info = $pagelog->getRevisionInfo($rev);
1484        $r_revisions[$rev] = array(
1485            $rev,
1486            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1487            $rev <= $l_rev //disable?
1488        );
1489    }
1490
1491    //determine previous/next revisions
1492    $l_index = array_search($l_rev, $l_revs);
1493    $l_prev = $l_revs[$l_index + 1];
1494    $l_next = $l_revs[$l_index - 1];
1495    if($r_rev) {
1496        $r_index = array_search($r_rev, $r_revs);
1497        $r_prev = $r_revs[$r_index + 1];
1498        $r_next = $r_revs[$r_index - 1];
1499    } else {
1500        //removed page
1501        if($l_next) {
1502            $r_prev = $r_revs[0];
1503        } else {
1504            $r_prev = null;
1505        }
1506        $r_next = null;
1507    }
1508
1509    /*
1510     * Left side:
1511     */
1512    $l_nav = '';
1513    //move back
1514    if($l_prev) {
1515        $l_nav .= html_diff_navigationlink($type, 'diffbothprevrev', $l_prev, $r_prev);
1516        $l_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_prev, $r_rev);
1517    }
1518    //dropdown
1519    $form = new Doku_Form(array('action' => wl()));
1520    $form->addHidden('id', $ID);
1521    $form->addHidden('difftype', $type);
1522    $form->addHidden('rev2[1]', $r_rev);
1523    $form->addHidden('do', 'diff');
1524    $form->addElement(
1525         form_makeListboxField(
1526             'rev2[0]',
1527             $l_revisions,
1528             $l_rev,
1529             '', '', '',
1530             array('class' => 'quickselect')
1531         )
1532    );
1533    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1534    $l_nav .= $form->getForm();
1535    //move forward
1536    if($l_next && ($l_next < $r_rev || !$r_rev)) {
1537        $l_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_next, $r_rev);
1538    }
1539
1540    /*
1541     * Right side:
1542     */
1543    $r_nav = '';
1544    //move back
1545    if($l_rev < $r_prev) {
1546        $r_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_rev, $r_prev);
1547    }
1548    //dropdown
1549    $form = new Doku_Form(array('action' => wl()));
1550    $form->addHidden('id', $ID);
1551    $form->addHidden('rev2[0]', $l_rev);
1552    $form->addHidden('difftype', $type);
1553    $form->addHidden('do', 'diff');
1554    $form->addElement(
1555         form_makeListboxField(
1556             'rev2[1]',
1557             $r_revisions,
1558             $r_rev,
1559             '', '', '',
1560             array('class' => 'quickselect')
1561         )
1562    );
1563    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1564    $r_nav .= $form->getForm();
1565    //move forward
1566    if($r_next) {
1567        if($pagelog->isCurrentRevision($r_next)) {
1568            $r_nav .= html_diff_navigationlink($type, 'difflastrev', $l_rev); //last revision is diff with current page
1569        } else {
1570            $r_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_rev, $r_next);
1571        }
1572        $r_nav .= html_diff_navigationlink($type, 'diffbothnextrev', $l_next, $r_next);
1573    }
1574    return array($l_nav, $r_nav);
1575}
1576
1577/**
1578 * Create html link to a diff defined by two revisions
1579 *
1580 * @param string $difftype display type
1581 * @param string $linktype
1582 * @param int $lrev oldest revision
1583 * @param int $rrev newest revision or null for diff with current revision
1584 * @return string html of link to a diff
1585 */
1586function html_diff_navigationlink($difftype, $linktype, $lrev, $rrev = null) {
1587    global $ID, $lang;
1588    if(!$rrev) {
1589        $urlparam = array(
1590            'do' => 'diff',
1591            'rev' => $lrev,
1592            'difftype' => $difftype,
1593        );
1594    } else {
1595        $urlparam = array(
1596            'do' => 'diff',
1597            'rev2[0]' => $lrev,
1598            'rev2[1]' => $rrev,
1599            'difftype' => $difftype,
1600        );
1601    }
1602    return  '<a class="' . $linktype . '" href="' . wl($ID, $urlparam) . '" title="' . $lang[$linktype] . '">' .
1603                '<span>' . $lang[$linktype] . '</span>' .
1604            '</a>' . "\n";
1605}
1606
1607/**
1608 * Insert soft breaks in diff html
1609 *
1610 * @param string $diffhtml
1611 * @return string
1612 */
1613function html_insert_softbreaks($diffhtml) {
1614    // search the diff html string for both:
1615    // - html tags, so these can be ignored
1616    // - long strings of characters without breaking characters
1617    return preg_replace_callback('/<[^>]*>|[^<> ]{12,}/','html_softbreak_callback',$diffhtml);
1618}
1619
1620/**
1621 * callback which adds softbreaks
1622 *
1623 * @param array $match array with first the complete match
1624 * @return string the replacement
1625 */
1626function html_softbreak_callback($match){
1627    // if match is an html tag, return it intact
1628    if ($match[0]{0} == '<') return $match[0];
1629
1630    // its a long string without a breaking character,
1631    // make certain characters into breaking characters by inserting a
1632    // breaking character (zero length space, U+200B / #8203) in front them.
1633    $regex = <<< REGEX
1634(?(?=                                 # start a conditional expression with a positive look ahead ...
1635&\#?\\w{1,6};)                        # ... for html entities - we don't want to split them (ok to catch some invalid combinations)
1636&\#?\\w{1,6};                         # yes pattern - a quicker match for the html entity, since we know we have one
1637|
1638[?/,&\#;:]                            # no pattern - any other group of 'special' characters to insert a breaking character after
1639)+                                    # end conditional expression
1640REGEX;
1641
1642    return preg_replace('<'.$regex.'>xu','\0&#8203;',$match[0]);
1643}
1644
1645/**
1646 * show warning on conflict detection
1647 *
1648 * @author Andreas Gohr <andi@splitbrain.org>
1649 *
1650 * @param string $text
1651 * @param string $summary
1652 */
1653function html_conflict($text,$summary){
1654    global $ID;
1655    global $lang;
1656
1657    print p_locale_xhtml('conflict');
1658    $form = new Doku_Form(array('id' => 'dw__editform'));
1659    $form->addHidden('id', $ID);
1660    $form->addHidden('wikitext', $text);
1661    $form->addHidden('summary', $summary);
1662    $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('accesskey'=>'s')));
1663    $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel']));
1664    html_form('conflict', $form);
1665    print '<br /><br /><br /><br />'.NL;
1666}
1667
1668/**
1669 * Prints the global message array
1670 *
1671 * @author Andreas Gohr <andi@splitbrain.org>
1672 */
1673function html_msgarea(){
1674    global $MSG, $MSG_shown;
1675    /** @var array $MSG */
1676    // store if the global $MSG has already been shown and thus HTML output has been started
1677    $MSG_shown = true;
1678
1679    if(!isset($MSG)) return;
1680
1681    $shown = array();
1682    foreach($MSG as $msg){
1683        $hash = md5($msg['msg']);
1684        if(isset($shown[$hash])) continue; // skip double messages
1685        if(info_msg_allowed($msg)){
1686            print '<div class="'.$msg['lvl'].'">';
1687            print $msg['msg'];
1688            print '</div>';
1689        }
1690        $shown[$hash] = 1;
1691    }
1692
1693    unset($GLOBALS['MSG']);
1694}
1695
1696/**
1697 * Prints the registration form
1698 *
1699 * @author Andreas Gohr <andi@splitbrain.org>
1700 */
1701function html_register(){
1702    global $lang;
1703    global $conf;
1704    global $INPUT;
1705
1706    $base_attrs = array('size'=>50,'required'=>'required');
1707    $email_attrs = $base_attrs + array('type'=>'email','class'=>'edit');
1708
1709    print p_locale_xhtml('register');
1710    print '<div class="centeralign">'.NL;
1711    $form = new Doku_Form(array('id' => 'dw__register'));
1712    $form->startFieldset($lang['btn_register']);
1713    $form->addHidden('do', 'register');
1714    $form->addHidden('save', '1');
1715    $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block', $base_attrs));
1716    if (!$conf['autopasswd']) {
1717        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', $base_attrs));
1718        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', $base_attrs));
1719    }
1720    $form->addElement(form_makeTextField('fullname', $INPUT->post->str('fullname'), $lang['fullname'], '', 'block', $base_attrs));
1721    $form->addElement(form_makeField('email','email', $INPUT->post->str('email'), $lang['email'], '', 'block', $email_attrs));
1722    $form->addElement(form_makeButton('submit', '', $lang['btn_register']));
1723    $form->endFieldset();
1724    html_form('register', $form);
1725
1726    print '</div>'.NL;
1727}
1728
1729/**
1730 * Print the update profile form
1731 *
1732 * @author Christopher Smith <chris@jalakai.co.uk>
1733 * @author Andreas Gohr <andi@splitbrain.org>
1734 */
1735function html_updateprofile(){
1736    global $lang;
1737    global $conf;
1738    global $INPUT;
1739    global $INFO;
1740    /** @var DokuWiki_Auth_Plugin $auth */
1741    global $auth;
1742
1743    print p_locale_xhtml('updateprofile');
1744    print '<div class="centeralign">'.NL;
1745
1746    $fullname = $INPUT->post->str('fullname', $INFO['userinfo']['name'], true);
1747    $email = $INPUT->post->str('email', $INFO['userinfo']['mail'], true);
1748    $form = new Doku_Form(array('id' => 'dw__register'));
1749    $form->startFieldset($lang['profile']);
1750    $form->addHidden('do', 'profile');
1751    $form->addHidden('save', '1');
1752    $form->addElement(form_makeTextField('login', $_SERVER['REMOTE_USER'], $lang['user'], '', 'block', array('size'=>'50', 'disabled'=>'disabled')));
1753    $attr = array('size'=>'50');
1754    if (!$auth->canDo('modName')) $attr['disabled'] = 'disabled';
1755    $form->addElement(form_makeTextField('fullname', $fullname, $lang['fullname'], '', 'block', $attr));
1756    $attr = array('size'=>'50', 'class'=>'edit');
1757    if (!$auth->canDo('modMail')) $attr['disabled'] = 'disabled';
1758    $form->addElement(form_makeField('email','email', $email, $lang['email'], '', 'block', $attr));
1759    $form->addElement(form_makeTag('br'));
1760    if ($auth->canDo('modPass')) {
1761        $form->addElement(form_makePasswordField('newpass', $lang['newpass'], '', 'block', array('size'=>'50')));
1762        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
1763    }
1764    if ($conf['profileconfirm']) {
1765        $form->addElement(form_makeTag('br'));
1766        $form->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1767    }
1768    $form->addElement(form_makeButton('submit', '', $lang['btn_save']));
1769    $form->addElement(form_makeButton('reset', '', $lang['btn_reset']));
1770
1771    $form->endFieldset();
1772    html_form('updateprofile', $form);
1773
1774    if ($auth->canDo('delUser') && actionOK('profile_delete')) {
1775        $form_profiledelete = new Doku_Form(array('id' => 'dw__profiledelete'));
1776        $form_profiledelete->startFieldset($lang['profdeleteuser']);
1777        $form_profiledelete->addHidden('do', 'profile_delete');
1778        $form_profiledelete->addHidden('delete', '1');
1779        $form_profiledelete->addElement(form_makeCheckboxField('confirm_delete', '1', $lang['profconfdelete'],'dw__confirmdelete','', array('required' => 'required')));
1780        if ($conf['profileconfirm']) {
1781            $form_profiledelete->addElement(form_makeTag('br'));
1782            $form_profiledelete->addElement(form_makePasswordField('oldpass', $lang['oldpass'], '', 'block', array('size'=>'50', 'required' => 'required')));
1783        }
1784        $form_profiledelete->addElement(form_makeButton('submit', '', $lang['btn_deleteuser']));
1785        $form_profiledelete->endFieldset();
1786
1787        html_form('profiledelete', $form_profiledelete);
1788    }
1789
1790    print '</div>'.NL;
1791}
1792
1793/**
1794 * Preprocess edit form data
1795 *
1796 * @author   Andreas Gohr <andi@splitbrain.org>
1797 *
1798 * @triggers HTML_EDITFORM_OUTPUT
1799 */
1800function html_edit(){
1801    global $INPUT;
1802    global $ID;
1803    global $REV;
1804    global $DATE;
1805    global $PRE;
1806    global $SUF;
1807    global $INFO;
1808    global $SUM;
1809    global $lang;
1810    global $conf;
1811    global $TEXT;
1812
1813    if ($INPUT->has('changecheck')) {
1814        $check = $INPUT->str('changecheck');
1815    } elseif(!$INFO['exists']){
1816        // $TEXT has been loaded from page template
1817        $check = md5('');
1818    } else {
1819        $check = md5($TEXT);
1820    }
1821    $mod = md5($TEXT) !== $check;
1822
1823    $wr = $INFO['writable'] && !$INFO['locked'];
1824    $include = 'edit';
1825    if($wr){
1826        if ($REV) $include = 'editrev';
1827    }else{
1828        // check pseudo action 'source'
1829        if(!actionOK('source')){
1830            msg('Command disabled: source',-1);
1831            return;
1832        }
1833        $include = 'read';
1834    }
1835
1836    global $license;
1837
1838    $form = new Doku_Form(array('id' => 'dw__editform'));
1839    $form->addHidden('id', $ID);
1840    $form->addHidden('rev', $REV);
1841    $form->addHidden('date', $DATE);
1842    $form->addHidden('prefix', $PRE . '.');
1843    $form->addHidden('suffix', $SUF);
1844    $form->addHidden('changecheck', $check);
1845
1846    $data = array('form' => $form,
1847                  'wr'   => $wr,
1848                  'media_manager' => true,
1849                  'target' => ($INPUT->has('target') && $wr) ? $INPUT->str('target') : 'section',
1850                  'intro_locale' => $include);
1851
1852    if ($data['target'] !== 'section') {
1853        // Only emit event if page is writable, section edit data is valid and
1854        // edit target is not section.
1855        trigger_event('HTML_EDIT_FORMSELECTION', $data, 'html_edit_form', true);
1856    } else {
1857        html_edit_form($data);
1858    }
1859    if (isset($data['intro_locale'])) {
1860        echo p_locale_xhtml($data['intro_locale']);
1861    }
1862
1863    $form->addHidden('target', $data['target']);
1864    if ($INPUT->has('hid')) {
1865        $form->addHidden('hid', $INPUT->str('hid'));
1866    }
1867    $form->addElement(form_makeOpenTag('div', array('id'=>'wiki__editbar', 'class'=>'editBar')));
1868    $form->addElement(form_makeOpenTag('div', array('id'=>'size__ctl')));
1869    $form->addElement(form_makeCloseTag('div'));
1870    if ($wr) {
1871        $form->addElement(form_makeOpenTag('div', array('class'=>'editButtons')));
1872        $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('id'=>'edbtn__save', 'accesskey'=>'s', 'tabindex'=>'4')));
1873        $form->addElement(form_makeButton('submit', 'preview', $lang['btn_preview'], array('id'=>'edbtn__preview', 'accesskey'=>'p', 'tabindex'=>'5')));
1874        $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_cancel'], array('tabindex'=>'6')));
1875        $form->addElement(form_makeCloseTag('div'));
1876        $form->addElement(form_makeOpenTag('div', array('class'=>'summary')));
1877        $form->addElement(form_makeTextField('summary', $SUM, $lang['summary'], 'edit__summary', 'nowrap', array('size'=>'50', 'tabindex'=>'2')));
1878        $elem = html_minoredit();
1879        if ($elem) $form->addElement($elem);
1880        $form->addElement(form_makeCloseTag('div'));
1881    }
1882    $form->addElement(form_makeCloseTag('div'));
1883    if($wr && $conf['license']){
1884        $form->addElement(form_makeOpenTag('div', array('class'=>'license')));
1885        $out  = $lang['licenseok'];
1886        $out .= ' <a href="'.$license[$conf['license']]['url'].'" rel="license" class="urlextern"';
1887        if($conf['target']['extern']) $out .= ' target="'.$conf['target']['extern'].'"';
1888        $out .= '>'.$license[$conf['license']]['name'].'</a>';
1889        $form->addElement($out);
1890        $form->addElement(form_makeCloseTag('div'));
1891    }
1892
1893    if ($wr) {
1894        // sets changed to true when previewed
1895        echo '<script type="text/javascript">/*<![CDATA[*/'. NL;
1896        echo 'textChanged = ' . ($mod ? 'true' : 'false');
1897        echo '/*!]]>*/</script>' . NL;
1898    } ?>
1899    <div class="editBox" role="application">
1900
1901    <div class="toolbar group">
1902        <div id="draft__status" class="draft__status"><?php if(!empty($INFO['draft'])) echo $lang['draftdate'].' '.dformat();?></div>
1903        <div id="tool__bar" class="tool__bar"><?php if ($wr && $data['media_manager']){?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
1904            target="_blank"><?php echo $lang['mediaselect'] ?></a><?php }?></div>
1905    </div>
1906    <?php
1907
1908    html_form('edit', $form);
1909    print '</div>'.NL;
1910}
1911
1912/**
1913 * Display the default edit form
1914 *
1915 * Is the default action for HTML_EDIT_FORMSELECTION.
1916 *
1917 * @param mixed[] $param
1918 */
1919function html_edit_form($param) {
1920    global $TEXT;
1921
1922    if ($param['target'] !== 'section') {
1923        msg('No editor for edit target ' . hsc($param['target']) . ' found.', -1);
1924    }
1925
1926    $attr = array('tabindex'=>'1');
1927    if (!$param['wr']) $attr['readonly'] = 'readonly';
1928
1929    $param['form']->addElement(form_makeWikiText($TEXT, $attr));
1930}
1931
1932/**
1933 * Adds a checkbox for minor edits for logged in users
1934 *
1935 * @author Andreas Gohr <andi@splitbrain.org>
1936 *
1937 * @return array|bool
1938 */
1939function html_minoredit(){
1940    global $conf;
1941    global $lang;
1942    global $INPUT;
1943    // minor edits are for logged in users only
1944    if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
1945        return false;
1946    }
1947
1948    $p = array();
1949    $p['tabindex'] = 3;
1950    if($INPUT->bool('minor')) $p['checked']='checked';
1951    return form_makeCheckboxField('minor', '1', $lang['minoredit'], 'minoredit', 'nowrap', $p);
1952}
1953
1954/**
1955 * prints some debug info
1956 *
1957 * @author Andreas Gohr <andi@splitbrain.org>
1958 */
1959function html_debug(){
1960    global $conf;
1961    global $lang;
1962    /** @var DokuWiki_Auth_Plugin $auth */
1963    global $auth;
1964    global $INFO;
1965
1966    //remove sensitive data
1967    $cnf = $conf;
1968    debug_guard($cnf);
1969    $nfo = $INFO;
1970    debug_guard($nfo);
1971    $ses = $_SESSION;
1972    debug_guard($ses);
1973
1974    print '<html><body>';
1975
1976    print '<p>When reporting bugs please send all the following ';
1977    print 'output as a mail to andi@splitbrain.org ';
1978    print 'The best way to do this is to save this page in your browser</p>';
1979
1980    print '<b>$INFO:</b><pre>';
1981    print_r($nfo);
1982    print '</pre>';
1983
1984    print '<b>$_SERVER:</b><pre>';
1985    print_r($_SERVER);
1986    print '</pre>';
1987
1988    print '<b>$conf:</b><pre>';
1989    print_r($cnf);
1990    print '</pre>';
1991
1992    print '<b>DOKU_BASE:</b><pre>';
1993    print DOKU_BASE;
1994    print '</pre>';
1995
1996    print '<b>abs DOKU_BASE:</b><pre>';
1997    print DOKU_URL;
1998    print '</pre>';
1999
2000    print '<b>rel DOKU_BASE:</b><pre>';
2001    print dirname($_SERVER['PHP_SELF']).'/';
2002    print '</pre>';
2003
2004    print '<b>PHP Version:</b><pre>';
2005    print phpversion();
2006    print '</pre>';
2007
2008    print '<b>locale:</b><pre>';
2009    print setlocale(LC_ALL,0);
2010    print '</pre>';
2011
2012    print '<b>encoding:</b><pre>';
2013    print $lang['encoding'];
2014    print '</pre>';
2015
2016    if($auth){
2017        print '<b>Auth backend capabilities:</b><pre>';
2018        foreach ($auth->getCapabilities() as $cando){
2019            print '   '.str_pad($cando,16) . ' => ' . (int)$auth->canDo($cando) . NL;
2020        }
2021        print '</pre>';
2022    }
2023
2024    print '<b>$_SESSION:</b><pre>';
2025    print_r($ses);
2026    print '</pre>';
2027
2028    print '<b>Environment:</b><pre>';
2029    print_r($_ENV);
2030    print '</pre>';
2031
2032    print '<b>PHP settings:</b><pre>';
2033    $inis = ini_get_all();
2034    print_r($inis);
2035    print '</pre>';
2036
2037    if (function_exists('apache_get_version')) {
2038        $apache = array();
2039        $apache['version'] = apache_get_version();
2040
2041        if (function_exists('apache_get_modules')) {
2042            $apache['modules'] = apache_get_modules();
2043        }
2044        print '<b>Apache</b><pre>';
2045        print_r($apache);
2046        print '</pre>';
2047    }
2048
2049    print '</body></html>';
2050}
2051
2052/**
2053 * Form to request a new password for an existing account
2054 *
2055 * @author Benoit Chesneau <benoit@bchesneau.info>
2056 * @author Andreas Gohr <gohr@cosmocode.de>
2057 */
2058function html_resendpwd() {
2059    global $lang;
2060    global $conf;
2061    global $INPUT;
2062
2063    $token = preg_replace('/[^a-f0-9]+/','',$INPUT->str('pwauth'));
2064
2065    if(!$conf['autopasswd'] && $token){
2066        print p_locale_xhtml('resetpwd');
2067        print '<div class="centeralign">'.NL;
2068        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2069        $form->startFieldset($lang['btn_resendpwd']);
2070        $form->addHidden('token', $token);
2071        $form->addHidden('do', 'resendpwd');
2072
2073        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', array('size'=>'50')));
2074        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
2075
2076        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2077        $form->endFieldset();
2078        html_form('resendpwd', $form);
2079        print '</div>'.NL;
2080    }else{
2081        print p_locale_xhtml('resendpwd');
2082        print '<div class="centeralign">'.NL;
2083        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2084        $form->startFieldset($lang['resendpwd']);
2085        $form->addHidden('do', 'resendpwd');
2086        $form->addHidden('save', '1');
2087        $form->addElement(form_makeTag('br'));
2088        $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block'));
2089        $form->addElement(form_makeTag('br'));
2090        $form->addElement(form_makeTag('br'));
2091        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2092        $form->endFieldset();
2093        html_form('resendpwd', $form);
2094        print '</div>'.NL;
2095    }
2096}
2097
2098/**
2099 * Return the TOC rendered to XHTML
2100 *
2101 * @author Andreas Gohr <andi@splitbrain.org>
2102 *
2103 * @param array $toc
2104 * @return string html
2105 */
2106function html_TOC($toc){
2107    if(!count($toc)) return '';
2108    global $lang;
2109    $out  = '<!-- TOC START -->'.DOKU_LF;
2110    $out .= '<div id="dw__toc" class="dw__toc">'.DOKU_LF;
2111    $out .= '<h3 class="toggle">';
2112    $out .= $lang['toc'];
2113    $out .= '</h3>'.DOKU_LF;
2114    $out .= '<div>'.DOKU_LF;
2115    $out .= html_buildlist($toc,'toc','html_list_toc','html_li_default',true);
2116    $out .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
2117    $out .= '<!-- TOC END -->'.DOKU_LF;
2118    return $out;
2119}
2120
2121/**
2122 * Callback for html_buildlist
2123 *
2124 * @param array $item
2125 * @return string html
2126 */
2127function html_list_toc($item){
2128    if(isset($item['hid'])){
2129        $link = '#'.$item['hid'];
2130    }else{
2131        $link = $item['link'];
2132    }
2133
2134    return '<a href="'.$link.'">'.hsc($item['title']).'</a>';
2135}
2136
2137/**
2138 * Helper function to build TOC items
2139 *
2140 * Returns an array ready to be added to a TOC array
2141 *
2142 * @param string $link  - where to link (if $hash set to '#' it's a local anchor)
2143 * @param string $text  - what to display in the TOC
2144 * @param int    $level - nesting level
2145 * @param string $hash  - is prepended to the given $link, set blank if you want full links
2146 * @return array the toc item
2147 */
2148function html_mktocitem($link, $text, $level, $hash='#'){
2149    return  array( 'link'  => $hash.$link,
2150            'title' => $text,
2151            'type'  => 'ul',
2152            'level' => $level);
2153}
2154
2155/**
2156 * Output a Doku_Form object.
2157 * Triggers an event with the form name: HTML_{$name}FORM_OUTPUT
2158 *
2159 * @author Tom N Harris <tnharris@whoopdedo.org>
2160 *
2161 * @param string     $name The name of the form
2162 * @param Doku_Form  $form The form
2163 */
2164function html_form($name, &$form) {
2165    // Safety check in case the caller forgets.
2166    $form->endFieldset();
2167    trigger_event('HTML_'.strtoupper($name).'FORM_OUTPUT', $form, 'html_form_output', false);
2168}
2169
2170/**
2171 * Form print function.
2172 * Just calls printForm() on the data object.
2173 *
2174 * @param Doku_Form $data The form
2175 */
2176function html_form_output($data) {
2177    $data->printForm();
2178}
2179
2180/**
2181 * Embed a flash object in HTML
2182 *
2183 * This will create the needed HTML to embed a flash movie in a cross browser
2184 * compatble way using valid XHTML
2185 *
2186 * The parameters $params, $flashvars and $atts need to be associative arrays.
2187 * No escaping needs to be done for them. The alternative content *has* to be
2188 * escaped because it is used as is. If no alternative content is given
2189 * $lang['noflash'] is used.
2190 *
2191 * @author Andreas Gohr <andi@splitbrain.org>
2192 * @link   http://latrine.dgx.cz/how-to-correctly-insert-a-flash-into-xhtml
2193 *
2194 * @param string $swf      - the SWF movie to embed
2195 * @param int $width       - width of the flash movie in pixels
2196 * @param int $height      - height of the flash movie in pixels
2197 * @param array $params    - additional parameters (<param>)
2198 * @param array $flashvars - parameters to be passed in the flashvar parameter
2199 * @param array $atts      - additional attributes for the <object> tag
2200 * @param string $alt      - alternative content (is NOT automatically escaped!)
2201 * @return string         - the XHTML markup
2202 */
2203function html_flashobject($swf,$width,$height,$params=null,$flashvars=null,$atts=null,$alt=''){
2204    global $lang;
2205
2206    $out = '';
2207
2208    // prepare the object attributes
2209    if(is_null($atts)) $atts = array();
2210    $atts['width']  = (int) $width;
2211    $atts['height'] = (int) $height;
2212    if(!$atts['width'])  $atts['width']  = 425;
2213    if(!$atts['height']) $atts['height'] = 350;
2214
2215    // add object attributes for standard compliant browsers
2216    $std = $atts;
2217    $std['type'] = 'application/x-shockwave-flash';
2218    $std['data'] = $swf;
2219
2220    // add object attributes for IE
2221    $ie  = $atts;
2222    $ie['classid'] = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
2223
2224    // open object (with conditional comments)
2225    $out .= '<!--[if !IE]> -->'.NL;
2226    $out .= '<object '.buildAttributes($std).'>'.NL;
2227    $out .= '<!-- <![endif]-->'.NL;
2228    $out .= '<!--[if IE]>'.NL;
2229    $out .= '<object '.buildAttributes($ie).'>'.NL;
2230    $out .= '    <param name="movie" value="'.hsc($swf).'" />'.NL;
2231    $out .= '<!--><!-- -->'.NL;
2232
2233    // print params
2234    if(is_array($params)) foreach($params as $key => $val){
2235        $out .= '  <param name="'.hsc($key).'" value="'.hsc($val).'" />'.NL;
2236    }
2237
2238    // add flashvars
2239    if(is_array($flashvars)){
2240        $out .= '  <param name="FlashVars" value="'.buildURLparams($flashvars).'" />'.NL;
2241    }
2242
2243    // alternative content
2244    if($alt){
2245        $out .= $alt.NL;
2246    }else{
2247        $out .= $lang['noflash'].NL;
2248    }
2249
2250    // finish
2251    $out .= '</object>'.NL;
2252    $out .= '<!-- <![endif]-->'.NL;
2253
2254    return $out;
2255}
2256
2257/**
2258 * Prints HTML code for the given tab structure
2259 *
2260 * @param array  $tabs        tab structure
2261 * @param string $current_tab the current tab id
2262 */
2263function html_tabs($tabs, $current_tab = null) {
2264    echo '<ul class="tabs">'.NL;
2265
2266    foreach($tabs as $id => $tab) {
2267        html_tab($tab['href'], $tab['caption'], $id === $current_tab);
2268    }
2269
2270    echo '</ul>'.NL;
2271}
2272
2273/**
2274 * Prints a single tab
2275 *
2276 * @author Kate Arzamastseva <pshns@ukr.net>
2277 * @author Adrian Lang <mail@adrianlang.de>
2278 *
2279 * @param string $href - tab href
2280 * @param string $caption - tab caption
2281 * @param boolean $selected - is tab selected
2282 */
2283
2284function html_tab($href, $caption, $selected=false) {
2285    $tab = '<li>';
2286    if ($selected) {
2287        $tab .= '<strong>';
2288    } else {
2289        $tab .= '<a href="' . hsc($href) . '">';
2290    }
2291    $tab .= hsc($caption)
2292         .  '</' . ($selected ? 'strong' : 'a') . '>'
2293         .  '</li>'.NL;
2294    echo $tab;
2295}
2296
2297/**
2298 * Display size change
2299 *
2300 * @param int $sizechange - size of change in Bytes
2301 * @param Doku_Form $form - form to add elements to
2302 */
2303
2304function html_sizechange($sizechange, Doku_Form $form) {
2305    if(isset($sizechange)) {
2306        $class = 'sizechange';
2307        $value = filesize_h(abs($sizechange));
2308        if($sizechange > 0) {
2309            $class .= ' positive';
2310            $value = '+' . $value;
2311        } elseif($sizechange < 0) {
2312            $class .= ' negative';
2313            $value = '-' . $value;
2314        } else {
2315            $value = '±' . $value;
2316        }
2317        $form->addElement(form_makeOpenTag('span', array('class' => $class)));
2318        $form->addElement($value);
2319        $form->addElement(form_makeCloseTag('span'));
2320    }
2321}