xref: /dokuwiki/inc/html.php (revision c29600d0904c807516924fcc91be645b0af2079a) 
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
9use dokuwiki\ChangeLog\MediaChangeLog;
10use dokuwiki\ChangeLog\PageChangeLog;
11use dokuwiki\Extension\AuthPlugin;
12use dokuwiki\Extension\Event;
13
14if (!defined('SEC_EDIT_PATTERN')) {
15    define('SEC_EDIT_PATTERN', '#<!-- EDIT({.*?}) -->#');
16}
17
18
19/**
20 * Convenience function to quickly build a wikilink
21 *
22 * @author Andreas Gohr <andi@splitbrain.org>
23 * @param string  $id      id of the target page
24 * @param string  $name    the name of the link, i.e. the text that is displayed
25 * @param string|array  $search  search string(s) that shall be highlighted in the target page
26 * @return string the HTML code of the link
27 */
28function html_wikilink($id,$name=null,$search=''){
29    /** @var Doku_Renderer_xhtml $xhtml_renderer */
30    static $xhtml_renderer = null;
31    if(is_null($xhtml_renderer)){
32        $xhtml_renderer = p_get_renderer('xhtml');
33    }
34
35    return $xhtml_renderer->internallink($id,$name,$search,true,'navigation');
36}
37
38/**
39 * The loginform
40 *
41 * @author   Andreas Gohr <andi@splitbrain.org>
42 *
43 * @param bool $svg Whether to show svg icons in the register and resendpwd links or not
44 */
45function html_login($svg = false){
46    global $lang;
47    global $conf;
48    global $ID;
49    global $INPUT;
50
51    print p_locale_xhtml('login');
52    print '<div class="centeralign">'.NL;
53    $form = new Doku_Form(array('id' => 'dw__login', 'action'=>wl($ID)));
54    $form->startFieldset($lang['btn_login']);
55    $form->addHidden('id', $ID);
56    $form->addHidden('do', 'login');
57    $form->addElement(form_makeTextField(
58        'u',
59        ((!$INPUT->bool('http_credentials')) ? $INPUT->str('u') : ''),
60        $lang['user'],
61        'focus__this',
62        'block')
63    );
64    $form->addElement(form_makePasswordField('p', $lang['pass'], '', 'block'));
65    if($conf['rememberme']) {
66        $form->addElement(form_makeCheckboxField('r', '1', $lang['remember'], 'remember__me', 'simple'));
67    }
68    $form->addElement(form_makeButton('submit', '', $lang['btn_login']));
69    $form->endFieldset();
70
71    if(actionOK('register')){
72        $registerLink = (new \dokuwiki\Menu\Item\Register())->asHtmlLink('', $svg);
73        $form->addElement('<p>'.$lang['reghere'].': '. $registerLink .'</p>');
74    }
75
76    if (actionOK('resendpwd')) {
77        $resendPwLink = (new \dokuwiki\Menu\Item\Resendpwd())->asHtmlLink('', $svg);
78        $form->addElement('<p>'.$lang['pwdforget'].': '. $resendPwLink .'</p>');
79    }
80
81    html_form('login', $form);
82    print '</div>'.NL;
83}
84
85
86/**
87 * Denied page content
88 *
89 * @return string html
90 */
91function html_denied() {
92    print p_locale_xhtml('denied');
93
94    if(empty($_SERVER['REMOTE_USER']) && actionOK('login')){
95        html_login();
96    }
97}
98
99/**
100 * inserts section edit buttons if wanted or removes the markers
101 *
102 * @author Andreas Gohr <andi@splitbrain.org>
103 *
104 * @param string $text
105 * @param bool   $show show section edit buttons?
106 * @return string
107 */
108function html_secedit($text,$show=true){
109    global $INFO;
110
111    if((isset($INFO) && !$INFO['writable']) || !$show || (isset($INFO) && $INFO['rev'])){
112        return preg_replace(SEC_EDIT_PATTERN,'',$text);
113    }
114
115    return preg_replace_callback(SEC_EDIT_PATTERN,
116                'html_secedit_button', $text);
117}
118
119/**
120 * prepares section edit button data for event triggering
121 * used as a callback in html_secedit
122 *
123 * @author Andreas Gohr <andi@splitbrain.org>
124 *
125 * @param array $matches matches with regexp
126 * @return string
127 * @triggers HTML_SECEDIT_BUTTON
128 */
129function html_secedit_button($matches){
130    $json = htmlspecialchars_decode($matches[1], ENT_QUOTES);
131    $data = json_decode($json, true);
132    if ($data == NULL) {
133        return;
134    }
135    $data ['target'] = strtolower($data['target']);
136    $data ['hid'] = strtolower($data['hid']);
137
138    return Event::createAndTrigger('HTML_SECEDIT_BUTTON', $data,
139                         'html_secedit_get_button');
140}
141
142/**
143 * prints a section editing button
144 * used as default action form HTML_SECEDIT_BUTTON
145 *
146 * @author Adrian Lang <lang@cosmocode.de>
147 *
148 * @param array $data name, section id and target
149 * @return string html
150 */
151function html_secedit_get_button($data) {
152    global $ID;
153    global $INFO;
154
155    if (!isset($data['name']) || $data['name'] === '') return '';
156
157    $name = $data['name'];
158    unset($data['name']);
159
160    $secid = $data['secid'];
161    unset($data['secid']);
162
163    return "<div class='secedit editbutton_" . $data['target'] .
164                       " editbutton_" . $secid . "'>" .
165           html_btn('secedit', $ID, '',
166                    array_merge(array('do'  => 'edit',
167                                      'rev' => $INFO['lastmod'],
168                                      'summary' => '['.$name.'] '), $data),
169                    'post', $name) . '</div>';
170}
171
172/**
173 * Just the back to top button (in its own form)
174 *
175 * @author Andreas Gohr <andi@splitbrain.org>
176 *
177 * @return string html
178 */
179function html_topbtn(){
180    global $lang;
181
182    $ret = '<a class="nolink" href="#dokuwiki__top">' .
183        '<button class="button" onclick="window.scrollTo(0, 0)" title="' . $lang['btn_top'] . '">' .
184        $lang['btn_top'] .
185        '</button></a>';
186
187    return $ret;
188}
189
190/**
191 * Displays a button (using its own form)
192 * If tooltip exists, the access key tooltip is replaced.
193 *
194 * @author Andreas Gohr <andi@splitbrain.org>
195 *
196 * @param string         $name
197 * @param string         $id
198 * @param string         $akey   access key
199 * @param string[] $params key-value pairs added as hidden inputs
200 * @param string         $method
201 * @param string         $tooltip
202 * @param bool|string    $label  label text, false: lookup btn_$name in localization
203 * @param string         $svg (optional) svg code, inserted into the button
204 * @return string
205 */
206function html_btn($name, $id, $akey, $params, $method='get', $tooltip='', $label=false, $svg=null){
207    global $conf;
208    global $lang;
209
210    if (!$label)
211        $label = $lang['btn_'.$name];
212
213    $ret = '';
214
215    //filter id (without urlencoding)
216    $id = idfilter($id,false);
217
218    //make nice URLs even for buttons
219    if($conf['userewrite'] == 2){
220        $script = DOKU_BASE.DOKU_SCRIPT.'/'.$id;
221    }elseif($conf['userewrite']){
222        $script = DOKU_BASE.$id;
223    }else{
224        $script = DOKU_BASE.DOKU_SCRIPT;
225        $params['id'] = $id;
226    }
227
228    $ret .= '<form class="button btn_'.$name.'" method="'.$method.'" action="'.$script.'"><div class="no">';
229
230    if(is_array($params)){
231        foreach($params as $key => $val) {
232            $ret .= '<input type="hidden" name="'.$key.'" ';
233            $ret .= 'value="'.hsc($val).'" />';
234        }
235    }
236
237    if ($tooltip!='') {
238        $tip = hsc($tooltip);
239    }else{
240        $tip = hsc($label);
241    }
242
243    $ret .= '<button type="submit" ';
244    if($akey){
245        $tip .= ' ['.strtoupper($akey).']';
246        $ret .= 'accesskey="'.$akey.'" ';
247    }
248    $ret .= 'title="'.$tip.'">';
249    if ($svg) {
250        $ret .= '<span>' . hsc($label) . '</span>';
251        $ret .= inlineSVG($svg);
252    } else {
253        $ret .= hsc($label);
254    }
255    $ret .= '</button>';
256    $ret .= '</div></form>';
257
258    return $ret;
259}
260/**
261 * show a revision warning
262 *
263 * @author Szymon Olewniczak <dokuwiki@imz.re>
264 */
265function html_showrev() {
266    print p_locale_xhtml('showrev');
267}
268
269/**
270 * Show a wiki page
271 *
272 * @author Andreas Gohr <andi@splitbrain.org>
273 *
274 * @param null|string $txt wiki text or null for showing $ID
275 */
276function html_show($txt=null){
277    global $ID;
278    global $REV;
279    global $HIGH;
280    global $INFO;
281    global $DATE_AT;
282    //disable section editing for old revisions or in preview
283    if($txt || $REV){
284        $secedit = false;
285    }else{
286        $secedit = true;
287    }
288
289    if (!is_null($txt)){
290        //PreviewHeader
291        echo '<br id="scroll__here" />';
292        echo p_locale_xhtml('preview');
293        echo '<div class="preview"><div class="pad">';
294        $html = html_secedit(p_render('xhtml',p_get_instructions($txt),$info),$secedit);
295        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
296        echo $html;
297        echo '<div class="clearer"></div>';
298        echo '</div></div>';
299
300    }else{
301        if ($REV||$DATE_AT){
302            $data = array('rev' => &$REV, 'date_at' => &$DATE_AT);
303            Event::createAndTrigger('HTML_SHOWREV_OUTPUT', $data, 'html_showrev');
304        }
305        $html = p_wiki_xhtml($ID,$REV,true,$DATE_AT);
306        $html = html_secedit($html,$secedit);
307        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
308        $html = html_hilight($html,$HIGH);
309        echo $html;
310    }
311}
312
313/**
314 * ask the user about how to handle an exisiting draft
315 *
316 * @author Andreas Gohr <andi@splitbrain.org>
317 */
318function html_draft(){
319    global $INFO;
320    global $ID;
321    global $lang;
322    $draft = new \dokuwiki\Draft($ID, $INFO['client']);
323    $text  = $draft->getDraftText();
324
325    print p_locale_xhtml('draft');
326    html_diff($text, false);
327    $form = new Doku_Form(array('id' => 'dw__editform'));
328    $form->addHidden('id', $ID);
329    $form->addHidden('date', $draft->getDraftDate());
330    $form->addHidden('wikitext', $text);
331    $form->addElement(form_makeOpenTag('div', array('id'=>'draft__status')));
332    $form->addElement($draft->getDraftMessage());
333    $form->addElement(form_makeCloseTag('div'));
334    $form->addElement(form_makeButton('submit', 'recover', $lang['btn_recover'], array('tabindex'=>'1')));
335    $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_draftdel'], array('tabindex'=>'2')));
336    $form->addElement(form_makeButton('submit', 'show', $lang['btn_cancel'], array('tabindex'=>'3')));
337    html_form('draft', $form);
338}
339
340/**
341 * Highlights searchqueries in HTML code
342 *
343 * @author Andreas Gohr <andi@splitbrain.org>
344 * @author Harry Fuecks <hfuecks@gmail.com>
345 *
346 * @param string $html
347 * @param array|string $phrases
348 * @return string html
349 */
350function html_hilight($html,$phrases){
351    $phrases = (array) $phrases;
352    $phrases = array_map('preg_quote_cb', $phrases);
353    $phrases = array_map('ft_snippet_re_preprocess', $phrases);
354    $phrases = array_filter($phrases);
355    $regex = join('|',$phrases);
356
357    if ($regex === '') return $html;
358    if (!\dokuwiki\Utf8\Clean::isUtf8($regex)) return $html;
359    $html = @preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback',$html);
360    return $html;
361}
362
363/**
364 * Callback used by html_hilight()
365 *
366 * @author Harry Fuecks <hfuecks@gmail.com>
367 *
368 * @param array $m matches
369 * @return string html
370 */
371function html_hilight_callback($m) {
372    $hlight = unslash($m[0]);
373    if ( !isset($m[2])) {
374        $hlight = '<span class="search_hit">'.$hlight.'</span>';
375    }
376    return $hlight;
377}
378
379/**
380 * Display error on locked pages
381 *
382 * @author Andreas Gohr <andi@splitbrain.org>
383 */
384function html_locked(){
385    global $ID;
386    global $conf;
387    global $lang;
388    global $INFO;
389
390    $locktime = filemtime(wikiLockFN($ID));
391    $expire = dformat($locktime + $conf['locktime']);
392    $min    = round(($conf['locktime'] - (time() - $locktime) )/60);
393
394    print p_locale_xhtml('locked');
395    print '<ul>';
396    print '<li><div class="li"><strong>'.$lang['lockedby'].'</strong> '.editorinfo($INFO['locked']).'</div></li>';
397    print '<li><div class="li"><strong>'.$lang['lockexpire'].'</strong> '.$expire.' ('.$min.' min)</div></li>';
398    print '</ul>';
399}
400
401/**
402 * list old revisions
403 *
404 * @author Andreas Gohr <andi@splitbrain.org>
405 * @author Ben Coburn <btcoburn@silicodon.net>
406 * @author Kate Arzamastseva <pshns@ukr.net>
407 *
408 * @param int $first skip the first n changelog lines
409 * @param bool|string $media_id id of media, or false for current page
410 */
411function html_revisions($first=0, $media_id = false){
412    global $ID;
413    global $INFO;
414    global $conf;
415    global $lang;
416    $id = $ID;
417    if ($media_id) {
418        $id = $media_id;
419        $changelog = new MediaChangeLog($id);
420    } else {
421        $changelog = new PageChangeLog($id);
422    }
423
424    /* we need to get one additional log entry to be able to
425     * decide if this is the last page or is there another one.
426     * see html_recent()
427     */
428
429    $revisions = $changelog->getRevisions($first, $conf['recent']+1);
430
431    if(count($revisions)==0 && $first!=0){
432        $first=0;
433        $revisions = $changelog->getRevisions($first, $conf['recent']+1);
434    }
435    $hasNext = false;
436    if (count($revisions)>$conf['recent']) {
437        $hasNext = true;
438        array_pop($revisions); // remove extra log entry
439    }
440
441    if (!$media_id) print p_locale_xhtml('revisions');
442
443    $params = array('id' => 'page__revisions', 'class' => 'changes');
444    if($media_id) {
445        $params['action'] = media_managerURL(array('image' => $media_id), '&');
446    }
447
448    if(!$media_id) {
449        $exists = $INFO['exists'];
450        $display_name = useHeading('navigation') ? hsc(p_get_first_heading($id)) : $id;
451        if(!$display_name) {
452            $display_name = $id;
453        }
454    } else {
455        $exists = file_exists(mediaFN($id));
456        $display_name = $id;
457    }
458
459    $form = new Doku_Form($params);
460    $form->addElement(form_makeOpenTag('ul'));
461
462    if($exists && $first == 0) {
463        $minor = false;
464        if($media_id) {
465            $date = dformat(@filemtime(mediaFN($id)));
466            $href = media_managerURL(array('image' => $id, 'tab_details' => 'view'), '&');
467
468            $changelog->setChunkSize(1024);
469            $revinfo = $changelog->getRevisionInfo(@filemtime(fullpath(mediaFN($id))));
470
471            $summary = $revinfo['sum'];
472            if($revinfo['user']) {
473                $editor = $revinfo['user'];
474            } else {
475                $editor = $revinfo['ip'];
476            }
477            $sizechange = $revinfo['sizechange'];
478        } else {
479            $date = dformat($INFO['lastmod']);
480            if(isset($INFO['meta']) && isset($INFO['meta']['last_change'])) {
481                if($INFO['meta']['last_change']['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
482                    $minor = true;
483                }
484                if(isset($INFO['meta']['last_change']['sizechange'])) {
485                    $sizechange = $INFO['meta']['last_change']['sizechange'];
486                } else {
487                    $sizechange = null;
488                }
489            }
490            $pagelog = new PageChangeLog($ID);
491            $latestrev = $pagelog->getRevisions(-1, 1);
492            $latestrev = array_pop($latestrev);
493            $href = wl($id,"rev=$latestrev",false,'&');
494            $summary = $INFO['sum'];
495            $editor = $INFO['editor'];
496        }
497
498        $form->addElement(form_makeOpenTag('li', array('class' => ($minor ? 'minor' : ''))));
499        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
500        $form->addElement(form_makeTag('input', array(
501                        'type' => 'checkbox',
502                        'name' => 'rev2[]',
503                        'value' => 'current')));
504
505        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
506        $form->addElement($date);
507        $form->addElement(form_makeCloseTag('span'));
508
509        $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
510
511        $form->addElement(form_makeOpenTag('a', array(
512                        'class' => 'wikilink1',
513                        'href'  => $href)));
514        $form->addElement($display_name);
515        $form->addElement(form_makeCloseTag('a'));
516
517        if ($media_id) $form->addElement(form_makeOpenTag('div'));
518
519        if($summary) {
520            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
521            if(!$media_id) $form->addElement(' – ');
522            $form->addElement('<bdi>' . hsc($summary) . '</bdi>');
523            $form->addElement(form_makeCloseTag('span'));
524        }
525
526        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
527        $form->addElement((empty($editor))?('('.$lang['external_edit'].')'):'<bdi>'.editorinfo($editor).'</bdi>');
528        $form->addElement(form_makeCloseTag('span'));
529
530        html_sizechange($sizechange, $form);
531
532        $form->addElement('('.$lang['current'].')');
533
534        if ($media_id) $form->addElement(form_makeCloseTag('div'));
535
536        $form->addElement(form_makeCloseTag('div'));
537        $form->addElement(form_makeCloseTag('li'));
538    }
539
540    foreach($revisions as $rev) {
541        $date = dformat($rev);
542        $info = $changelog->getRevisionInfo($rev);
543        if($media_id) {
544            $exists = file_exists(mediaFN($id, $rev));
545        } else {
546            $exists = page_exists($id, $rev);
547        }
548
549        $class = '';
550        if($info['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
551            $class = 'minor';
552        }
553        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
554        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
555        if($exists){
556            $form->addElement(form_makeTag('input', array(
557                            'type' => 'checkbox',
558                            'name' => 'rev2[]',
559                            'value' => $rev)));
560        }else{
561            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
562        }
563
564        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
565        $form->addElement($date);
566        $form->addElement(form_makeCloseTag('span'));
567
568        if($exists){
569            if (!$media_id) {
570                $href = wl($id,"rev=$rev,do=diff", false, '&');
571            } else {
572                $href = media_managerURL(array('image' => $id, 'rev' => $rev, 'mediado' => 'diff'), '&');
573            }
574            $form->addElement(form_makeOpenTag('a', array(
575                            'class' => 'diff_link',
576                            'href' => $href)));
577            $form->addElement(form_makeTag('img', array(
578                            'src'    => DOKU_BASE.'lib/images/diff.png',
579                            'width'  => 15,
580                            'height' => 11,
581                            'title'  => $lang['diff'],
582                            'alt'    => $lang['diff'])));
583            $form->addElement(form_makeCloseTag('a'));
584
585            if (!$media_id) {
586                $href = wl($id,"rev=$rev",false,'&');
587            } else {
588                $href = media_managerURL(array('image' => $id, 'tab_details' => 'view', 'rev' => $rev), '&');
589            }
590            $form->addElement(form_makeOpenTag('a', array(
591                            'class' => 'wikilink1',
592                            'href' => $href)));
593            $form->addElement($display_name);
594            $form->addElement(form_makeCloseTag('a'));
595        }else{
596            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
597            $form->addElement($display_name);
598        }
599
600        if ($media_id) $form->addElement(form_makeOpenTag('div'));
601
602        if ($info['sum']) {
603            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
604            if(!$media_id) $form->addElement(' – ');
605            $form->addElement('<bdi>'.hsc($info['sum']).'</bdi>');
606            $form->addElement(form_makeCloseTag('span'));
607        }
608
609        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
610        if($info['user']){
611            $form->addElement('<bdi>'.editorinfo($info['user']).'</bdi>');
612            if(auth_ismanager()){
613                $form->addElement(' <bdo dir="ltr">('.$info['ip'].')</bdo>');
614            }
615        }else{
616            $form->addElement('<bdo dir="ltr">'.$info['ip'].'</bdo>');
617        }
618        $form->addElement(form_makeCloseTag('span'));
619
620        html_sizechange($info['sizechange'], $form);
621
622        if ($media_id) $form->addElement(form_makeCloseTag('div'));
623
624        $form->addElement(form_makeCloseTag('div'));
625        $form->addElement(form_makeCloseTag('li'));
626    }
627    $form->addElement(form_makeCloseTag('ul'));
628    if (!$media_id) {
629        $form->addElement(form_makeButton('submit', 'diff', $lang['diff2']));
630    } else {
631        $form->addHidden('mediado', 'diff');
632        $form->addElement(form_makeButton('submit', '', $lang['diff2']));
633    }
634    html_form('revisions', $form);
635
636    print '<div class="pagenav">';
637    $last = $first + $conf['recent'];
638    if ($first > 0) {
639        $first -= $conf['recent'];
640        if ($first < 0) $first = 0;
641        print '<div class="pagenav-prev">';
642        if ($media_id) {
643            print html_btn('newer',$media_id,"p",media_managerURL(array('first' => $first), '&amp;', false, true));
644        } else {
645            print html_btn('newer',$id,"p",array('do' => 'revisions', 'first' => $first));
646        }
647        print '</div>';
648    }
649    if ($hasNext) {
650        print '<div class="pagenav-next">';
651        if ($media_id) {
652            print html_btn('older',$media_id,"n",media_managerURL(array('first' => $last), '&amp;', false, true));
653        } else {
654            print html_btn('older',$id,"n",array('do' => 'revisions', 'first' => $last));
655        }
656        print '</div>';
657    }
658    print '</div>';
659
660}
661
662/**
663 * display recent changes
664 *
665 * @author Andreas Gohr <andi@splitbrain.org>
666 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
667 * @author Ben Coburn <btcoburn@silicodon.net>
668 * @author Kate Arzamastseva <pshns@ukr.net>
669 *
670 * @param int $first
671 * @param string $show_changes
672 */
673function html_recent($first = 0, $show_changes = 'both') {
674    global $conf;
675    global $lang;
676    global $ID;
677    /* we need to get one additionally log entry to be able to
678     * decide if this is the last page or is there another one.
679     * This is the cheapest solution to get this information.
680     */
681    $flags = 0;
682    if($show_changes == 'mediafiles' && $conf['mediarevisions']) {
683        $flags = RECENTS_MEDIA_CHANGES;
684    } elseif($show_changes == 'pages') {
685        $flags = 0;
686    } elseif($conf['mediarevisions']) {
687        $show_changes = 'both';
688        $flags = RECENTS_MEDIA_PAGES_MIXED;
689    }
690
691    $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
692    if(count($recents) == 0 && $first != 0) {
693        $first = 0;
694        $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
695    }
696    $hasNext = false;
697    if(count($recents) > $conf['recent']) {
698        $hasNext = true;
699        array_pop($recents); // remove extra log entry
700    }
701
702    print p_locale_xhtml('recent');
703
704    if(getNS($ID) != '') {
705        print '<div class="level1"><p>' .
706            sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent')) .
707            '</p></div>';
708    }
709
710    $form = new Doku_Form(array('id' => 'dw__recent', 'method' => 'GET', 'class' => 'changes', 'action'=>wl($ID)));
711    $form->addHidden('sectok', null);
712    $form->addHidden('do', 'recent');
713    $form->addHidden('id', $ID);
714
715    if($conf['mediarevisions']) {
716        $form->addElement('<div class="changeType">');
717        $form->addElement(form_makeListboxField(
718                    'show_changes',
719                    array(
720                        'pages'      => $lang['pages_changes'],
721                        'mediafiles' => $lang['media_changes'],
722                        'both'       => $lang['both_changes']
723                    ),
724                    $show_changes,
725                    $lang['changes_type'],
726                    '', '',
727                    array('class' => 'quickselect')));
728
729        $form->addElement(form_makeButton('submit', 'recent', $lang['btn_apply']));
730        $form->addElement('</div>');
731    }
732
733    $form->addElement(form_makeOpenTag('ul'));
734
735    foreach($recents as $recent) {
736        $date = dformat($recent['date']);
737
738        $class = '';
739        if($recent['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
740            $class = 'minor';
741        }
742        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
743        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
744
745        if(!empty($recent['media'])) {
746            $form->addElement(media_printicon($recent['id']));
747        } else {
748            $icon = DOKU_BASE . 'lib/images/fileicons/file.png';
749            $form->addElement('<img src="' . $icon . '" alt="' . $recent['id'] . '" class="icon" />');
750        }
751
752        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
753        $form->addElement($date);
754        $form->addElement(form_makeCloseTag('span'));
755
756        $diff = false;
757        $href = '';
758
759        if(!empty($recent['media'])) {
760            $changelog = new MediaChangeLog($recent['id']);
761            $revs = $changelog->getRevisions(0, 1);
762            $diff = (count($revs) && file_exists(mediaFN($recent['id'])));
763            if($diff) {
764                $href = media_managerURL(array(
765                                            'tab_details' => 'history',
766                                            'mediado' => 'diff',
767                                            'image' => $recent['id'],
768                                            'ns' => getNS($recent['id'])
769                                        ), '&');
770            }
771        } else {
772            $href = wl($recent['id'], "do=diff", false, '&');
773        }
774
775        if(!empty($recent['media']) && !$diff) {
776            $form->addElement('<img src="' . DOKU_BASE . 'lib/images/blank.gif" width="15" height="11" alt="" />');
777        } else {
778            $form->addElement(form_makeOpenTag('a', array('class' => 'diff_link', 'href' => $href)));
779            $form->addElement(form_makeTag('img', array(
780                            'src'    => DOKU_BASE . 'lib/images/diff.png',
781                            'width'  => 15,
782                            'height' => 11,
783                            'title'  => $lang['diff'],
784                            'alt'    => $lang['diff']
785                        )));
786            $form->addElement(form_makeCloseTag('a'));
787        }
788
789        if(!empty($recent['media'])) {
790            $href = media_managerURL(
791                array(
792                    'tab_details' => 'history',
793                    'image' => $recent['id'],
794                    'ns' => getNS($recent['id'])
795                ),
796                '&'
797            );
798        } else {
799            $href = wl($recent['id'], "do=revisions", false, '&');
800        }
801        $form->addElement(form_makeOpenTag('a', array(
802                        'class' => 'revisions_link',
803                        'href'  => $href)));
804        $form->addElement(form_makeTag('img', array(
805                        'src'    => DOKU_BASE . 'lib/images/history.png',
806                        'width'  => 12,
807                        'height' => 14,
808                        'title'  => $lang['btn_revs'],
809                        'alt'    => $lang['btn_revs']
810                    )));
811        $form->addElement(form_makeCloseTag('a'));
812
813        if(!empty($recent['media'])) {
814            $href = media_managerURL(
815                array(
816                    'tab_details' => 'view',
817                    'image' => $recent['id'],
818                    'ns' => getNS($recent['id'])
819                ),
820                '&'
821            );
822            $class = file_exists(mediaFN($recent['id'])) ? 'wikilink1' : 'wikilink2';
823            $form->addElement(form_makeOpenTag('a', array(
824                        'class' => $class,
825                        'href'  => $href)));
826            $form->addElement($recent['id']);
827            $form->addElement(form_makeCloseTag('a'));
828        } else {
829            $form->addElement(html_wikilink(':' . $recent['id'], useHeading('navigation') ? null : $recent['id']));
830        }
831        $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
832        $form->addElement(' – ' . hsc($recent['sum']));
833        $form->addElement(form_makeCloseTag('span'));
834
835        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
836        if($recent['user']) {
837            $form->addElement('<bdi>' . editorinfo($recent['user']) . '</bdi>');
838            if(auth_ismanager()) {
839                $form->addElement(' <bdo dir="ltr">(' . $recent['ip'] . ')</bdo>');
840            }
841        } else {
842            $form->addElement('<bdo dir="ltr">' . $recent['ip'] . '</bdo>');
843        }
844        $form->addElement(form_makeCloseTag('span'));
845
846        html_sizechange($recent['sizechange'], $form);
847
848        $form->addElement(form_makeCloseTag('div'));
849        $form->addElement(form_makeCloseTag('li'));
850    }
851    $form->addElement(form_makeCloseTag('ul'));
852
853    $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav')));
854    $last = $first + $conf['recent'];
855    if($first > 0) {
856        $first -= $conf['recent'];
857        if($first < 0) $first = 0;
858        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-prev')));
859        $form->addElement(form_makeOpenTag('button', array(
860                        'type'      => 'submit',
861                        'name'      => 'first[' . $first . ']',
862                        'accesskey' => 'n',
863                        'title'     => $lang['btn_newer'] . ' [N]',
864                        'class'     => 'button show'
865                    )));
866        $form->addElement($lang['btn_newer']);
867        $form->addElement(form_makeCloseTag('button'));
868        $form->addElement(form_makeCloseTag('div'));
869    }
870    if($hasNext) {
871        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-next')));
872        $form->addElement(form_makeOpenTag('button', array(
873                        'type'      => 'submit',
874                        'name'      => 'first[' . $last . ']',
875                        'accesskey' => 'p',
876                        'title'     => $lang['btn_older'] . ' [P]',
877                        'class'     => 'button show'
878                    )));
879        $form->addElement($lang['btn_older']);
880        $form->addElement(form_makeCloseTag('button'));
881        $form->addElement(form_makeCloseTag('div'));
882    }
883    $form->addElement(form_makeCloseTag('div'));
884    html_form('recent', $form);
885}
886
887/**
888 * Display page index
889 *
890 * @author Andreas Gohr <andi@splitbrain.org>
891 *
892 * @param string $ns
893 */
894function html_index($ns){
895    global $conf;
896    global $ID;
897    $ns  = cleanID($ns);
898    if(empty($ns)){
899        $ns = getNS($ID);
900        if($ns === false) $ns ='';
901    }
902    $ns  = utf8_encodeFN(str_replace(':','/',$ns));
903
904    echo p_locale_xhtml('index');
905    echo '<div id="index__tree" class="index__tree">';
906
907    $data = array();
908    search($data,$conf['datadir'],'search_index',array('ns' => $ns));
909    echo html_buildlist($data,'idx','html_list_index','html_li_index');
910
911    echo '</div>';
912}
913
914/**
915 * Index item formatter
916 *
917 * User function for html_buildlist()
918 *
919 * @author Andreas Gohr <andi@splitbrain.org>
920 *
921 * @param array $item
922 * @return string
923 */
924function html_list_index($item){
925    global $ID, $conf;
926
927    // prevent searchbots needlessly following links
928    $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? 'rel="nofollow"' : '';
929
930    $ret = '';
931    $base = ':'.$item['id'];
932    $base = substr($base,strrpos($base,':')+1);
933    if($item['type']=='d'){
934        // FS#2766, no need for search bots to follow namespace links in the index
935        $link = wl($ID, 'idx=' . rawurlencode($item['id']));
936        $ret .= '<a href="' . $link . '" title="' . $item['id'] . '" class="idx_dir" ' . $nofollow . '><strong>';
937        $ret .= $base;
938        $ret .= '</strong></a>';
939    }else{
940        // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
941        $ret .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
942    }
943    return $ret;
944}
945
946/**
947 * Index List item
948 *
949 * This user function is used in html_buildlist to build the
950 * <li> tags for namespaces when displaying the page index
951 * it gives different classes to opened or closed "folders"
952 *
953 * @author Andreas Gohr <andi@splitbrain.org>
954 *
955 * @param array $item
956 * @return string html
957 */
958function html_li_index($item){
959    global $INFO;
960    global $ACT;
961
962    $class = '';
963    $id = '';
964
965    if($item['type'] == "f"){
966        // scroll to the current item
967        if(isset($INFO) && $item['id'] == $INFO['id'] && $ACT == 'index') {
968            $id = ' id="scroll__here"';
969            $class = ' bounce';
970        }
971        return '<li class="level'.$item['level'].$class.'" '.$id.'>';
972    }elseif($item['open']){
973        return '<li class="open">';
974    }else{
975        return '<li class="closed">';
976    }
977}
978
979/**
980 * Default List item
981 *
982 * @author Andreas Gohr <andi@splitbrain.org>
983 *
984 * @param array $item
985 * @return string html
986 */
987function html_li_default($item){
988    return '<li class="level'.$item['level'].'">';
989}
990
991/**
992 * Build an unordered list
993 *
994 * Build an unordered list from the given $data array
995 * Each item in the array has to have a 'level' property
996 * the item itself gets printed by the given $func user
997 * function. The second and optional function is used to
998 * print the <li> tag. Both user function need to accept
999 * a single item.
1000 *
1001 * Both user functions can be given as array to point to
1002 * a member of an object.
1003 *
1004 * @author Andreas Gohr <andi@splitbrain.org>
1005 *
1006 * @param array    $data  array with item arrays
1007 * @param string   $class class of ul wrapper
1008 * @param callable $func  callback to print an list item
1009 * @param callable $lifunc callback to the opening li tag
1010 * @param bool     $forcewrapper Trigger building a wrapper ul if the first level is
1011 *                               0 (we have a root object) or 1 (just the root content)
1012 * @return string html of an unordered list
1013 */
1014function html_buildlist($data,$class,$func,$lifunc='html_li_default',$forcewrapper=false){
1015    if (count($data) === 0) {
1016        return '';
1017    }
1018
1019    $firstElement = reset($data);
1020    $start_level = $firstElement['level'];
1021    $level = $start_level;
1022    $ret   = '';
1023    $open  = 0;
1024
1025    foreach ($data as $item){
1026
1027        if( $item['level'] > $level ){
1028            //open new list
1029            for($i=0; $i<($item['level'] - $level); $i++){
1030                if ($i) $ret .= "<li class=\"clear\">";
1031                $ret .= "\n<ul class=\"$class\">\n";
1032                $open++;
1033            }
1034            $level = $item['level'];
1035
1036        }elseif( $item['level'] < $level ){
1037            //close last item
1038            $ret .= "</li>\n";
1039            while( $level > $item['level'] && $open > 0 ){
1040                //close higher lists
1041                $ret .= "</ul>\n</li>\n";
1042                $level--;
1043                $open--;
1044            }
1045        } elseif ($ret !== '') {
1046            //close previous item
1047            $ret .= "</li>\n";
1048        }
1049
1050        //print item
1051        $ret .= call_user_func($lifunc,$item);
1052        $ret .= '<div class="li">';
1053
1054        $ret .= call_user_func($func,$item);
1055        $ret .= '</div>';
1056    }
1057
1058    //close remaining items and lists
1059    $ret .= "</li>\n";
1060    while($open-- > 0) {
1061        $ret .= "</ul></li>\n";
1062    }
1063
1064    if ($forcewrapper || $start_level < 2) {
1065        // Trigger building a wrapper ul if the first level is
1066        // 0 (we have a root object) or 1 (just the root content)
1067        $ret = "\n<ul class=\"$class\">\n".$ret."</ul>\n";
1068    }
1069
1070    return $ret;
1071}
1072
1073/**
1074 * display backlinks
1075 *
1076 * @author Andreas Gohr <andi@splitbrain.org>
1077 * @author Michael Klier <chi@chimeric.de>
1078 */
1079function html_backlinks(){
1080    global $ID;
1081    global $lang;
1082
1083    print p_locale_xhtml('backlinks');
1084
1085    $data = ft_backlinks($ID);
1086
1087    if(!empty($data)) {
1088        print '<ul class="idx">';
1089        foreach($data as $blink){
1090            print '<li><div class="li">';
1091            print html_wikilink(':'.$blink,useHeading('navigation')?null:$blink);
1092            print '</div></li>';
1093        }
1094        print '</ul>';
1095    } else {
1096        print '<div class="level1"><p>' . $lang['nothingfound'] . '</p></div>';
1097    }
1098}
1099
1100/**
1101 * Get header of diff HTML
1102 *
1103 * @param string $l_rev   Left revisions
1104 * @param string $r_rev   Right revision
1105 * @param string $id      Page id, if null $ID is used
1106 * @param bool   $media   If it is for media files
1107 * @param bool   $inline  Return the header on a single line
1108 * @return string[] HTML snippets for diff header
1109 */
1110function html_diff_head($l_rev, $r_rev, $id = null, $media = false, $inline = false) {
1111    global $lang;
1112    if ($id === null) {
1113        global $ID;
1114        $id = $ID;
1115    }
1116    $head_separator = $inline ? ' ' : '<br />';
1117    $media_or_wikiFN = $media ? 'mediaFN' : 'wikiFN';
1118    $ml_or_wl = $media ? 'ml' : 'wl';
1119    $l_minor = $r_minor = '';
1120
1121    if($media) {
1122        $changelog = new MediaChangeLog($id);
1123    } else {
1124        $changelog = new PageChangeLog($id);
1125    }
1126    if(!$l_rev){
1127        $l_head = '&mdash;';
1128    }else{
1129        $l_info   = $changelog->getRevisionInfo($l_rev);
1130        if($l_info['user']){
1131            $l_user = '<bdi>'.editorinfo($l_info['user']).'</bdi>';
1132            if(auth_ismanager()) $l_user .= ' <bdo dir="ltr">('.$l_info['ip'].')</bdo>';
1133        } else {
1134            $l_user = '<bdo dir="ltr">'.$l_info['ip'].'</bdo>';
1135        }
1136        $l_user  = '<span class="user">'.$l_user.'</span>';
1137        $l_sum   = ($l_info['sum']) ? '<span class="sum"><bdi>'.hsc($l_info['sum']).'</bdi></span>' : '';
1138        if ($l_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $l_minor = 'class="minor"';
1139
1140        $l_head_title = ($media) ? dformat($l_rev) : $id.' ['.dformat($l_rev).']';
1141        $l_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$l_rev").'">'.
1142        $l_head_title.'</a></bdi>'.
1143        $head_separator.$l_user.' '.$l_sum;
1144    }
1145
1146    if($r_rev){
1147        $r_info   = $changelog->getRevisionInfo($r_rev);
1148        if($r_info['user']){
1149            $r_user = '<bdi>'.editorinfo($r_info['user']).'</bdi>';
1150            if(auth_ismanager()) $r_user .= ' <bdo dir="ltr">('.$r_info['ip'].')</bdo>';
1151        } else {
1152            $r_user = '<bdo dir="ltr">'.$r_info['ip'].'</bdo>';
1153        }
1154        $r_user = '<span class="user">'.$r_user.'</span>';
1155        $r_sum  = ($r_info['sum']) ? '<span class="sum"><bdi>'.hsc($r_info['sum']).'</bdi></span>' : '';
1156        if ($r_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1157
1158        $r_head_title = ($media) ? dformat($r_rev) : $id.' ['.dformat($r_rev).']';
1159        $r_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$r_rev").'">'.
1160        $r_head_title.'</a></bdi>'.
1161        $head_separator.$r_user.' '.$r_sum;
1162    }elseif($_rev = @filemtime($media_or_wikiFN($id))){
1163        $_info   = $changelog->getRevisionInfo($_rev);
1164        if($_info['user']){
1165            $_user = '<bdi>'.editorinfo($_info['user']).'</bdi>';
1166            if(auth_ismanager()) $_user .= ' <bdo dir="ltr">('.$_info['ip'].')</bdo>';
1167        } else {
1168            $_user = '<bdo dir="ltr">'.$_info['ip'].'</bdo>';
1169        }
1170        $_user = '<span class="user">'.$_user.'</span>';
1171        $_sum  = ($_info['sum']) ? '<span class="sum"><bdi>'.hsc($_info['sum']).'</span></bdi>' : '';
1172        if ($_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1173
1174        $r_head_title = ($media) ? dformat($_rev) : $id.' ['.dformat($_rev).']';
1175        $r_head  = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id).'">'.
1176        $r_head_title.'</a></bdi> '.
1177        '('.$lang['current'].')'.
1178        $head_separator.$_user.' '.$_sum;
1179    }else{
1180        $r_head = '&mdash; ('.$lang['current'].')';
1181    }
1182
1183    return array($l_head, $r_head, $l_minor, $r_minor);
1184}
1185
1186/**
1187 * Show diff
1188 * between current page version and provided $text
1189 * or between the revisions provided via GET or POST
1190 *
1191 * @author Andreas Gohr <andi@splitbrain.org>
1192 * @param  string $text  when non-empty: compare with this text with most current version
1193 * @param  bool   $intro display the intro text
1194 * @param  string $type  type of the diff (inline or sidebyside)
1195 */
1196function html_diff($text = '', $intro = true, $type = null) {
1197    global $ID;
1198    global $REV;
1199    global $lang;
1200    global $INPUT;
1201    global $INFO;
1202    $pagelog = new PageChangeLog($ID);
1203
1204    /*
1205     * Determine diff type
1206     */
1207    if (!$type) {
1208        $type = $INPUT->str('difftype');
1209        if (empty($type)) {
1210            $type = get_doku_pref('difftype', $type);
1211            if (empty($type) && $INFO['ismobile']) {
1212                $type = 'inline';
1213            }
1214        }
1215    }
1216    if ($type != 'inline') $type = 'sidebyside';
1217
1218    /*
1219     * Determine requested revision(s)
1220     */
1221    // we're trying to be clever here, revisions to compare can be either
1222    // given as rev and rev2 parameters, with rev2 being optional. Or in an
1223    // array in rev2.
1224    $rev1 = $REV;
1225
1226    $rev2 = $INPUT->ref('rev2');
1227    if (is_array($rev2)) {
1228        $rev1 = (int) $rev2[0];
1229        $rev2 = (int) $rev2[1];
1230
1231        if (!$rev1) {
1232            $rev1 = $rev2;
1233            unset($rev2);
1234        }
1235    } else {
1236        $rev2 = $INPUT->int('rev2');
1237    }
1238
1239    /*
1240     * Determine left and right revision, its texts and the header
1241     */
1242    $r_minor = '';
1243    $l_minor = '';
1244
1245    if ($text) { // compare text to the most current revision
1246        $l_rev = '';
1247        $l_text = rawWiki($ID, '');
1248        $l_head = '<a class="wikilink1" href="'. wl($ID) .'">'
1249            . $ID .' '. dformat((int) @filemtime(wikiFN($ID))) .'</a> '
1250            . $lang['current'];
1251
1252        $r_rev = '';
1253        $r_text = cleanText($text);
1254        $r_head = $lang['yours'];
1255    } else {
1256        if ($rev1 && isset($rev2) && $rev2) { // two specific revisions wanted
1257            // make sure order is correct (older on the left)
1258            if ($rev1 < $rev2) {
1259                $l_rev = $rev1;
1260                $r_rev = $rev2;
1261            } else {
1262                $l_rev = $rev2;
1263                $r_rev = $rev1;
1264            }
1265        } elseif ($rev1) { // single revision given, compare to current
1266            $r_rev = '';
1267            $l_rev = $rev1;
1268        } else { // no revision was given, compare previous to current
1269            $r_rev = '';
1270            $revs = $pagelog->getRevisions(0, 1);
1271            $l_rev = $revs[0];
1272            $REV = $l_rev; // store revision back in $REV
1273        }
1274
1275        // when both revisions are empty then the page was created just now
1276        if (!$l_rev && !$r_rev) {
1277            $l_text = '';
1278        } else {
1279            $l_text = rawWiki($ID, $l_rev);
1280        }
1281        $r_text = rawWiki($ID, $r_rev);
1282
1283        list($l_head, $r_head, $l_minor, $r_minor) = html_diff_head($l_rev, $r_rev, null, false, $type == 'inline');
1284    }
1285
1286    /*
1287     * Build navigation
1288     */
1289    $l_nav = '';
1290    $r_nav = '';
1291    if (!$text) {
1292        list($l_nav, $r_nav) = html_diff_navigation($pagelog, $type, $l_rev, $r_rev);
1293    }
1294    /*
1295     * Create diff object and the formatter
1296     */
1297    $diff = new Diff(explode("\n", $l_text), explode("\n", $r_text));
1298
1299    if ($type == 'inline') {
1300        $diffformatter = new InlineDiffFormatter();
1301    } else {
1302        $diffformatter = new TableDiffFormatter();
1303    }
1304    /*
1305     * Display intro
1306     */
1307    if ($intro) print p_locale_xhtml('diff');
1308
1309    /*
1310     * Display type and exact reference
1311     */
1312    if (!$text) {
1313        print '<div class="diffoptions group">';
1314
1315
1316        $form = new Doku_Form(array('action' => wl()));
1317        $form->addHidden('id', $ID);
1318        $form->addHidden('rev2[0]', $l_rev);
1319        $form->addHidden('rev2[1]', $r_rev);
1320        $form->addHidden('do', 'diff');
1321        $form->addElement(
1322             form_makeListboxField(
1323                 'difftype',
1324                 array(
1325                     'sidebyside' => $lang['diff_side'],
1326                     'inline' => $lang['diff_inline']
1327                 ),
1328                 $type,
1329                 $lang['diff_type'],
1330                 '', '',
1331                 array('class' => 'quickselect')
1332             )
1333        );
1334        $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1335        $form->printForm();
1336
1337        print '<p>';
1338        // link to exactly this view FS#2835
1339        print html_diff_navigationlink($type, 'difflink', $l_rev, $r_rev ? $r_rev : $INFO['currentrev']);
1340        print '</p>';
1341
1342        print '</div>'; // .diffoptions
1343    }
1344
1345    /*
1346     * Display diff view table
1347     */
1348    print '<div class="table">';
1349    print '<table class="diff diff_'. $type .'">';
1350
1351    //navigation and header
1352    if ($type == 'inline') {
1353        if (!$text) {
1354            print '<tr>'
1355                . '<td class="diff-lineheader">-</td>'
1356                . '<td class="diffnav">'. $l_nav .'</td>'
1357                . '</tr>';
1358            print '<tr>'
1359                . '<th class="diff-lineheader">-</th>'
1360                . '<th '. $l_minor .'>'. $l_head .'</th>'
1361                .'</tr>';
1362        }
1363        print '<tr>'
1364            . '<td class="diff-lineheader">+</td>'
1365            . '<td class="diffnav">'. $r_nav .'</td>'
1366            .'</tr>';
1367        print '<tr>'
1368            . '<th class="diff-lineheader">+</th>'
1369            . '<th '. $r_minor .'>'. $r_head .'</th>'
1370            . '</tr>';
1371    } else {
1372        if (!$text) {
1373            print '<tr>'
1374                . '<td colspan="2" class="diffnav">'. $l_nav .'</td>'
1375                . '<td colspan="2" class="diffnav">'. $r_nav .'</td>'
1376                . '</tr>';
1377        }
1378        print '<tr>'
1379            . '<th colspan="2" '. $l_minor .'>'. $l_head .'</th>'
1380            . '<th colspan="2" '. $r_minor .'>'. $r_head .'</th>'
1381            . '</tr>';
1382    }
1383
1384    //diff view
1385    print html_insert_softbreaks($diffformatter->format($diff));
1386
1387    print '</table>';
1388    print '</div>'. DOKU_LF;
1389}
1390
1391/**
1392 * Create html for revision navigation
1393 *
1394 * @param PageChangeLog $pagelog changelog object of current page
1395 * @param string        $type    inline vs sidebyside
1396 * @param int           $l_rev   left revision timestamp
1397 * @param int           $r_rev   right revision timestamp
1398 * @return string[] html of left and right navigation elements
1399 */
1400function html_diff_navigation($pagelog, $type, $l_rev, $r_rev) {
1401    global $INFO, $ID;
1402
1403    // last timestamp is not in changelog, retrieve timestamp from metadata
1404    // note: when page is removed, the metadata timestamp is zero
1405    if (!$r_rev) {
1406        if (isset($INFO['meta']['last_change']['date'])) {
1407            $r_rev = $INFO['meta']['last_change']['date'];
1408        } else {
1409            $r_rev = 0;
1410        }
1411    }
1412
1413    //retrieve revisions with additional info
1414    list($l_revs, $r_revs) = $pagelog->getRevisionsAround($l_rev, $r_rev);
1415    $l_revisions = array();
1416    if (!$l_rev) {
1417        $l_revisions[0] = array(0, "", false); //no left revision given, add dummy
1418    }
1419    foreach ($l_revs as $rev) {
1420        $info = $pagelog->getRevisionInfo($rev);
1421        $l_revisions[$rev] = array(
1422            $rev,
1423            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1424            $r_rev ? $rev >= $r_rev : false //disable?
1425        );
1426    }
1427    $r_revisions = array();
1428    if (!$r_rev) {
1429        $r_revisions[0] = array(0, "", false); //no right revision given, add dummy
1430    }
1431    foreach ($r_revs as $rev) {
1432        $info = $pagelog->getRevisionInfo($rev);
1433        $r_revisions[$rev] = array(
1434            $rev,
1435            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1436            $rev <= $l_rev //disable?
1437        );
1438    }
1439
1440    //determine previous/next revisions
1441    $l_index = array_search($l_rev, $l_revs);
1442    $l_prev = $l_revs[$l_index + 1];
1443    $l_next = $l_revs[$l_index - 1];
1444    if ($r_rev) {
1445        $r_index = array_search($r_rev, $r_revs);
1446        $r_prev = $r_revs[$r_index + 1];
1447        $r_next = $r_revs[$r_index - 1];
1448    } else {
1449        //removed page
1450        if ($l_next) {
1451            $r_prev = $r_revs[0];
1452        } else {
1453            $r_prev = null;
1454        }
1455        $r_next = null;
1456    }
1457
1458    /*
1459     * Left side:
1460     */
1461    $l_nav = '';
1462    //move back
1463    if ($l_prev) {
1464        $l_nav .= html_diff_navigationlink($type, 'diffbothprevrev', $l_prev, $r_prev);
1465        $l_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_prev, $r_rev);
1466    }
1467    //dropdown
1468    $form = new Doku_Form(array('action' => wl()));
1469    $form->addHidden('id', $ID);
1470    $form->addHidden('difftype', $type);
1471    $form->addHidden('rev2[1]', $r_rev);
1472    $form->addHidden('do', 'diff');
1473    $form->addElement(
1474         form_makeListboxField(
1475             'rev2[0]',
1476             $l_revisions,
1477             $l_rev,
1478             '', '', '',
1479             array('class' => 'quickselect')
1480         )
1481    );
1482    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1483    $l_nav .= $form->getForm();
1484    //move forward
1485    if ($l_next && ($l_next < $r_rev || !$r_rev)) {
1486        $l_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_next, $r_rev);
1487    }
1488
1489    /*
1490     * Right side:
1491     */
1492    $r_nav = '';
1493    //move back
1494    if ($l_rev < $r_prev) {
1495        $r_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_rev, $r_prev);
1496    }
1497    //dropdown
1498    $form = new Doku_Form(array('action' => wl()));
1499    $form->addHidden('id', $ID);
1500    $form->addHidden('rev2[0]', $l_rev);
1501    $form->addHidden('difftype', $type);
1502    $form->addHidden('do', 'diff');
1503    $form->addElement(
1504         form_makeListboxField(
1505             'rev2[1]',
1506             $r_revisions,
1507             $r_rev,
1508             '', '', '',
1509             array('class' => 'quickselect')
1510         )
1511    );
1512    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1513    $r_nav .= $form->getForm();
1514    //move forward
1515    if ($r_next) {
1516        if ($pagelog->isCurrentRevision($r_next)) {
1517            $r_nav .= html_diff_navigationlink($type, 'difflastrev', $l_rev); //last revision is diff with current page
1518        } else {
1519            $r_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_rev, $r_next);
1520        }
1521        $r_nav .= html_diff_navigationlink($type, 'diffbothnextrev', $l_next, $r_next);
1522    }
1523    return array($l_nav, $r_nav);
1524}
1525
1526/**
1527 * Create html link to a diff defined by two revisions
1528 *
1529 * @param string $difftype display type
1530 * @param string $linktype
1531 * @param int $lrev oldest revision
1532 * @param int $rrev newest revision or null for diff with current revision
1533 * @return string html of link to a diff
1534 */
1535function html_diff_navigationlink($difftype, $linktype, $lrev, $rrev = null) {
1536    global $ID, $lang;
1537    if (!$rrev) {
1538        $urlparam = array(
1539            'do' => 'diff',
1540            'rev' => $lrev,
1541            'difftype' => $difftype,
1542        );
1543    } else {
1544        $urlparam = array(
1545            'do' => 'diff',
1546            'rev2[0]' => $lrev,
1547            'rev2[1]' => $rrev,
1548            'difftype' => $difftype,
1549        );
1550    }
1551    return  '<a class="'. $linktype .'" href="'. wl($ID, $urlparam) .'" title="'. $lang[$linktype] .'">'
1552          . '<span>'. $lang[$linktype] .'</span>'
1553          . '</a>'. DOKU_LF;
1554}
1555
1556/**
1557 * Insert soft breaks in diff html
1558 *
1559 * @param string $diffhtml
1560 * @return string
1561 */
1562function html_insert_softbreaks($diffhtml) {
1563    // search the diff html string for both:
1564    // - html tags, so these can be ignored
1565    // - long strings of characters without breaking characters
1566    return preg_replace_callback('/<[^>]*>|[^<> ]{12,}/','html_softbreak_callback',$diffhtml);
1567}
1568
1569/**
1570 * callback which adds softbreaks
1571 *
1572 * @param array $match array with first the complete match
1573 * @return string the replacement
1574 */
1575function html_softbreak_callback($match){
1576    // if match is an html tag, return it intact
1577    if ($match[0][0] == '<') return $match[0];
1578
1579    // its a long string without a breaking character,
1580    // make certain characters into breaking characters by inserting a
1581    // word break opportunity (<wbr> tag) in front of them.
1582    $regex = <<< REGEX
1583(?(?=              # start a conditional expression with a positive look ahead ...
1584&\#?\\w{1,6};)     # ... for html entities - we don't want to split them (ok to catch some invalid combinations)
1585&\#?\\w{1,6};      # yes pattern - a quicker match for the html entity, since we know we have one
1586|
1587[?/,&\#;:]         # no pattern - any other group of 'special' characters to insert a breaking character after
1588)+                 # end conditional expression
1589REGEX;
1590
1591    return preg_replace('<'.$regex.'>xu','\0<wbr>',$match[0]);
1592}
1593
1594/**
1595 * show warning on conflict detection
1596 *
1597 * @author Andreas Gohr <andi@splitbrain.org>
1598 *
1599 * @param string $text
1600 * @param string $summary
1601 */
1602function html_conflict($text,$summary){
1603    global $ID;
1604    global $lang;
1605
1606    print p_locale_xhtml('conflict');
1607    $form = new Doku_Form(array('id' => 'dw__editform'));
1608    $form->addHidden('id', $ID);
1609    $form->addHidden('wikitext', $text);
1610    $form->addHidden('summary', $summary);
1611    $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('accesskey'=>'s')));
1612    $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel']));
1613    html_form('conflict', $form);
1614    print '<br /><br /><br /><br />'.NL;
1615}
1616
1617/**
1618 * Prints the global message array
1619 *
1620 * @author Andreas Gohr <andi@splitbrain.org>
1621 */
1622function html_msgarea(){
1623    global $MSG, $MSG_shown;
1624    /** @var array $MSG */
1625    // store if the global $MSG has already been shown and thus HTML output has been started
1626    $MSG_shown = true;
1627
1628    if(!isset($MSG)) return;
1629
1630    $shown = array();
1631    foreach($MSG as $msg){
1632        $hash = md5($msg['msg']);
1633        if(isset($shown[$hash])) continue; // skip double messages
1634        if(info_msg_allowed($msg)){
1635            print '<div class="'.$msg['lvl'].'">';
1636            print $msg['msg'];
1637            print '</div>';
1638        }
1639        $shown[$hash] = 1;
1640    }
1641
1642    unset($GLOBALS['MSG']);
1643}
1644
1645/**
1646 * Prints the registration form
1647 *
1648 * @author Andreas Gohr <andi@splitbrain.org>
1649 */
1650function html_register(){
1651    global $lang;
1652    global $conf;
1653    global $INPUT;
1654
1655    $base_attrs = array('size'=>50,'required'=>'required');
1656    $email_attrs = $base_attrs + array('type'=>'email','class'=>'edit');
1657
1658    print p_locale_xhtml('register');
1659    print '<div class="centeralign">'.NL;
1660    $form = new Doku_Form(array('id' => 'dw__register'));
1661    $form->startFieldset($lang['btn_register']);
1662    $form->addHidden('do', 'register');
1663    $form->addHidden('save', '1');
1664    $form->addElement(
1665        form_makeTextField(
1666            'login',
1667            $INPUT->post->str('login'),
1668            $lang['user'],
1669            '',
1670            'block',
1671            $base_attrs
1672        )
1673    );
1674    if (!$conf['autopasswd']) {
1675        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', $base_attrs));
1676        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', $base_attrs));
1677    }
1678    $form->addElement(
1679        form_makeTextField(
1680            'fullname',
1681            $INPUT->post->str('fullname'),
1682            $lang['fullname'],
1683            '',
1684            'block',
1685            $base_attrs
1686        )
1687    );
1688    $form->addElement(
1689        form_makeField(
1690            'email',
1691            'email',
1692            $INPUT->post->str('email'),
1693            $lang['email'],
1694            '',
1695            'block',
1696            $email_attrs
1697        )
1698    );
1699    $form->addElement(form_makeButton('submit', '', $lang['btn_register']));
1700    $form->endFieldset();
1701    html_form('register', $form);
1702
1703    print '</div>'.NL;
1704}
1705
1706/**
1707 * Print the update profile form
1708 *
1709 * @author Christopher Smith <chris@jalakai.co.uk>
1710 * @author Andreas Gohr <andi@splitbrain.org>
1711 */
1712function html_updateprofile(){
1713    global $lang;
1714    global $conf;
1715    global $INPUT;
1716    global $INFO;
1717    /** @var AuthPlugin $auth */
1718    global $auth;
1719
1720    print p_locale_xhtml('updateprofile');
1721    print '<div class="centeralign">'.NL;
1722
1723    $fullname = $INPUT->post->str('fullname', $INFO['userinfo']['name'], true);
1724    $email = $INPUT->post->str('email', $INFO['userinfo']['mail'], true);
1725    $form = new Doku_Form(array('id' => 'dw__register'));
1726    $form->startFieldset($lang['profile']);
1727    $form->addHidden('do', 'profile');
1728    $form->addHidden('save', '1');
1729    $form->addElement(
1730        form_makeTextField(
1731            'login',
1732            $_SERVER['REMOTE_USER'],
1733            $lang['user'],
1734            '',
1735            'block',
1736            array('size' => '50', 'disabled' => 'disabled')
1737        )
1738    );
1739    $attr = array('size'=>'50');
1740    if (!$auth->canDo('modName')) $attr['disabled'] = 'disabled';
1741    $form->addElement(form_makeTextField('fullname', $fullname, $lang['fullname'], '', 'block', $attr));
1742    $attr = array('size'=>'50', 'class'=>'edit');
1743    if (!$auth->canDo('modMail')) $attr['disabled'] = 'disabled';
1744    $form->addElement(form_makeField('email','email', $email, $lang['email'], '', 'block', $attr));
1745    $form->addElement(form_makeTag('br'));
1746    if ($auth->canDo('modPass')) {
1747        $form->addElement(form_makePasswordField('newpass', $lang['newpass'], '', 'block', array('size'=>'50')));
1748        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
1749    }
1750    if ($conf['profileconfirm']) {
1751        $form->addElement(form_makeTag('br'));
1752        $form->addElement(
1753            form_makePasswordField(
1754                'oldpass',
1755                $lang['oldpass'],
1756                '',
1757                'block',
1758                array('size' => '50', 'required' => 'required')
1759            )
1760        );
1761    }
1762    $form->addElement(form_makeButton('submit', '', $lang['btn_save']));
1763    $form->addElement(form_makeButton('reset', '', $lang['btn_reset']));
1764
1765    $form->endFieldset();
1766    html_form('updateprofile', $form);
1767
1768    if ($auth->canDo('delUser') && actionOK('profile_delete')) {
1769        $form_profiledelete = new Doku_Form(array('id' => 'dw__profiledelete'));
1770        $form_profiledelete->startFieldset($lang['profdeleteuser']);
1771        $form_profiledelete->addHidden('do', 'profile_delete');
1772        $form_profiledelete->addHidden('delete', '1');
1773        $form_profiledelete->addElement(
1774            form_makeCheckboxField(
1775                'confirm_delete',
1776                '1',
1777                $lang['profconfdelete'],
1778                'dw__confirmdelete',
1779                '',
1780                array('required' => 'required')
1781            )
1782        );
1783        if ($conf['profileconfirm']) {
1784            $form_profiledelete->addElement(form_makeTag('br'));
1785            $form_profiledelete->addElement(
1786                form_makePasswordField(
1787                    'oldpass',
1788                    $lang['oldpass'],
1789                    '',
1790                    'block',
1791                    array('size' => '50', 'required' => 'required')
1792                )
1793            );
1794        }
1795        $form_profiledelete->addElement(form_makeButton('submit', '', $lang['btn_deleteuser']));
1796        $form_profiledelete->endFieldset();
1797
1798        html_form('profiledelete', $form_profiledelete);
1799    }
1800
1801    print '</div>'.NL;
1802}
1803
1804/**
1805 * Preprocess edit form data
1806 *
1807 * @author   Andreas Gohr <andi@splitbrain.org>
1808 *
1809 * @triggers HTML_EDITFORM_OUTPUT
1810 */
1811function html_edit(){
1812    global $INPUT;
1813    global $ID;
1814    global $REV;
1815    global $DATE;
1816    global $PRE;
1817    global $SUF;
1818    global $INFO;
1819    global $SUM;
1820    global $lang;
1821    global $conf;
1822    global $TEXT;
1823
1824    if ($INPUT->has('changecheck')) {
1825        $check = $INPUT->str('changecheck');
1826    } elseif(!$INFO['exists']){
1827        // $TEXT has been loaded from page template
1828        $check = md5('');
1829    } else {
1830        $check = md5($TEXT);
1831    }
1832    $mod = md5($TEXT) !== $check;
1833
1834    $wr = $INFO['writable'] && !$INFO['locked'];
1835    $include = 'edit';
1836    if($wr){
1837        if ($REV) $include = 'editrev';
1838    }else{
1839        // check pseudo action 'source'
1840        if(!actionOK('source')){
1841            msg('Command disabled: source',-1);
1842            return;
1843        }
1844        $include = 'read';
1845    }
1846
1847    global $license;
1848
1849    $form = new Doku_Form(array('id' => 'dw__editform'));
1850    $form->addHidden('id', $ID);
1851    $form->addHidden('rev', $REV);
1852    $form->addHidden('date', $DATE);
1853    $form->addHidden('prefix', $PRE . '.');
1854    $form->addHidden('suffix', $SUF);
1855    $form->addHidden('changecheck', $check);
1856
1857    $data = array('form' => $form,
1858                  'wr'   => $wr,
1859                  'media_manager' => true,
1860                  'target' => ($INPUT->has('target') && $wr) ? $INPUT->str('target') : 'section',
1861                  'intro_locale' => $include);
1862
1863    if ($data['target'] !== 'section') {
1864        // Only emit event if page is writable, section edit data is valid and
1865        // edit target is not section.
1866        Event::createAndTrigger('HTML_EDIT_FORMSELECTION', $data, 'html_edit_form', true);
1867    } else {
1868        html_edit_form($data);
1869    }
1870    if (isset($data['intro_locale'])) {
1871        echo p_locale_xhtml($data['intro_locale']);
1872    }
1873
1874    $form->addHidden('target', $data['target']);
1875    if ($INPUT->has('hid')) {
1876        $form->addHidden('hid', $INPUT->str('hid'));
1877    }
1878    if ($INPUT->has('codeblockOffset')) {
1879        $form->addHidden('codeblockOffset', $INPUT->str('codeblockOffset'));
1880    }
1881    $form->addElement(form_makeOpenTag('div', array('id'=>'wiki__editbar', 'class'=>'editBar')));
1882    $form->addElement(form_makeOpenTag('div', array('id'=>'size__ctl')));
1883    $form->addElement(form_makeCloseTag('div'));
1884    if ($wr) {
1885        $form->addElement(form_makeOpenTag('div', array('class'=>'editButtons')));
1886        $form->addElement(
1887            form_makeButton(
1888                'submit',
1889                'save',
1890                $lang['btn_save'],
1891                array('id' => 'edbtn__save', 'accesskey' => 's', 'tabindex' => '4')
1892            )
1893        );
1894        $form->addElement(
1895            form_makeButton(
1896                'submit',
1897                'preview',
1898                $lang['btn_preview'],
1899                array('id' => 'edbtn__preview', 'accesskey' => 'p', 'tabindex' => '5')
1900            )
1901        );
1902        $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel'], array('tabindex'=>'6')));
1903        $form->addElement(form_makeCloseTag('div'));
1904        $form->addElement(form_makeOpenTag('div', array('class'=>'summary')));
1905        $form->addElement(
1906            form_makeTextField(
1907                'summary',
1908                $SUM,
1909                $lang['summary'],
1910                'edit__summary',
1911                'nowrap',
1912                array('size' => '50', 'tabindex' => '2')
1913            )
1914        );
1915        $elem = html_minoredit();
1916        if ($elem) $form->addElement($elem);
1917        $form->addElement(form_makeCloseTag('div'));
1918    }
1919    $form->addElement(form_makeCloseTag('div'));
1920    if($wr && $conf['license']){
1921        $form->addElement(form_makeOpenTag('div', array('class'=>'license')));
1922        $out  = $lang['licenseok'];
1923        $out .= ' <a href="'.$license[$conf['license']]['url'].'" rel="license" class="urlextern"';
1924        if($conf['target']['extern']) $out .= ' target="'.$conf['target']['extern'].'"';
1925        $out .= '>'.$license[$conf['license']]['name'].'</a>';
1926        $form->addElement($out);
1927        $form->addElement(form_makeCloseTag('div'));
1928    }
1929
1930    if ($wr) {
1931        // sets changed to true when previewed
1932        echo '<script>/*<![CDATA[*/'. NL;
1933        echo 'textChanged = ' . ($mod ? 'true' : 'false');
1934        echo '/*!]]>*/</script>' . NL;
1935    } ?>
1936    <div class="editBox" role="application">
1937
1938    <div class="toolbar group">
1939        <div id="tool__bar" class="tool__bar"><?php
1940            if ($wr && $data['media_manager']){
1941                ?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
1942                target="_blank"><?php echo $lang['mediaselect'] ?></a><?php
1943            }?>
1944        </div>
1945    </div>
1946    <div id="draft__status" class="draft__status">
1947        <?php
1948        $draft = new \dokuwiki\Draft($ID, $INFO['client']);
1949        if ($draft->isDraftAvailable()) {
1950            echo $draft->getDraftMessage();
1951        }
1952        ?>
1953    </div>
1954    <?php
1955
1956    html_form('edit', $form);
1957    print '</div>'.NL;
1958}
1959
1960/**
1961 * Display the default edit form
1962 *
1963 * Is the default action for HTML_EDIT_FORMSELECTION.
1964 *
1965 * @param mixed[] $param
1966 */
1967function html_edit_form($param) {
1968    global $TEXT;
1969
1970    if ($param['target'] !== 'section') {
1971        msg('No editor for edit target ' . hsc($param['target']) . ' found.', -1);
1972    }
1973
1974    $attr = array('tabindex'=>'1');
1975    if (!$param['wr']) $attr['readonly'] = 'readonly';
1976
1977    $param['form']->addElement(form_makeWikiText($TEXT, $attr));
1978}
1979
1980/**
1981 * Adds a checkbox for minor edits for logged in users
1982 *
1983 * @author Andreas Gohr <andi@splitbrain.org>
1984 *
1985 * @return array|bool
1986 */
1987function html_minoredit(){
1988    global $conf;
1989    global $lang;
1990    global $INPUT;
1991    // minor edits are for logged in users only
1992    if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
1993        return false;
1994    }
1995
1996    $p = array();
1997    $p['tabindex'] = 3;
1998    if($INPUT->bool('minor')) $p['checked']='checked';
1999    return form_makeCheckboxField('minor', '1', $lang['minoredit'], 'minoredit', 'nowrap', $p);
2000}
2001
2002/**
2003 * prints some debug info
2004 *
2005 * @author Andreas Gohr <andi@splitbrain.org>
2006 */
2007function html_debug(){
2008    global $conf;
2009    global $lang;
2010    /** @var AuthPlugin $auth */
2011    global $auth;
2012    global $INFO;
2013
2014    //remove sensitive data
2015    $cnf = $conf;
2016    debug_guard($cnf);
2017    $nfo = $INFO;
2018    debug_guard($nfo);
2019    $ses = $_SESSION;
2020    debug_guard($ses);
2021
2022    print '<html><body>';
2023
2024    print '<p>When reporting bugs please send all the following ';
2025    print 'output as a mail to andi@splitbrain.org ';
2026    print 'The best way to do this is to save this page in your browser</p>';
2027
2028    print '<b>$INFO:</b><pre>';
2029    print_r($nfo);
2030    print '</pre>';
2031
2032    print '<b>$_SERVER:</b><pre>';
2033    print_r($_SERVER);
2034    print '</pre>';
2035
2036    print '<b>$conf:</b><pre>';
2037    print_r($cnf);
2038    print '</pre>';
2039
2040    print '<b>DOKU_BASE:</b><pre>';
2041    print DOKU_BASE;
2042    print '</pre>';
2043
2044    print '<b>abs DOKU_BASE:</b><pre>';
2045    print DOKU_URL;
2046    print '</pre>';
2047
2048    print '<b>rel DOKU_BASE:</b><pre>';
2049    print dirname($_SERVER['PHP_SELF']).'/';
2050    print '</pre>';
2051
2052    print '<b>PHP Version:</b><pre>';
2053    print phpversion();
2054    print '</pre>';
2055
2056    print '<b>locale:</b><pre>';
2057    print setlocale(LC_ALL,0);
2058    print '</pre>';
2059
2060    print '<b>encoding:</b><pre>';
2061    print $lang['encoding'];
2062    print '</pre>';
2063
2064    if($auth){
2065        print '<b>Auth backend capabilities:</b><pre>';
2066        foreach ($auth->getCapabilities() as $cando){
2067            print '   '.str_pad($cando,16) . ' => ' . (int)$auth->canDo($cando) . NL;
2068        }
2069        print '</pre>';
2070    }
2071
2072    print '<b>$_SESSION:</b><pre>';
2073    print_r($ses);
2074    print '</pre>';
2075
2076    print '<b>Environment:</b><pre>';
2077    print_r($_ENV);
2078    print '</pre>';
2079
2080    print '<b>PHP settings:</b><pre>';
2081    $inis = ini_get_all();
2082    print_r($inis);
2083    print '</pre>';
2084
2085    if (function_exists('apache_get_version')) {
2086        $apache = array();
2087        $apache['version'] = apache_get_version();
2088
2089        if (function_exists('apache_get_modules')) {
2090            $apache['modules'] = apache_get_modules();
2091        }
2092        print '<b>Apache</b><pre>';
2093        print_r($apache);
2094        print '</pre>';
2095    }
2096
2097    print '</body></html>';
2098}
2099
2100/**
2101 * Form to request a new password for an existing account
2102 *
2103 * @author Benoit Chesneau <benoit@bchesneau.info>
2104 * @author Andreas Gohr <gohr@cosmocode.de>
2105 */
2106function html_resendpwd() {
2107    global $lang;
2108    global $conf;
2109    global $INPUT;
2110
2111    $token = preg_replace('/[^a-f0-9]+/','',$INPUT->str('pwauth'));
2112
2113    if(!$conf['autopasswd'] && $token){
2114        print p_locale_xhtml('resetpwd');
2115        print '<div class="centeralign">'.NL;
2116        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2117        $form->startFieldset($lang['btn_resendpwd']);
2118        $form->addHidden('token', $token);
2119        $form->addHidden('do', 'resendpwd');
2120
2121        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', array('size'=>'50')));
2122        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
2123
2124        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2125        $form->endFieldset();
2126        html_form('resendpwd', $form);
2127        print '</div>'.NL;
2128    }else{
2129        print p_locale_xhtml('resendpwd');
2130        print '<div class="centeralign">'.NL;
2131        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2132        $form->startFieldset($lang['resendpwd']);
2133        $form->addHidden('do', 'resendpwd');
2134        $form->addHidden('save', '1');
2135        $form->addElement(form_makeTag('br'));
2136        $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block'));
2137        $form->addElement(form_makeTag('br'));
2138        $form->addElement(form_makeTag('br'));
2139        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2140        $form->endFieldset();
2141        html_form('resendpwd', $form);
2142        print '</div>'.NL;
2143    }
2144}
2145
2146/**
2147 * Return the TOC rendered to XHTML
2148 *
2149 * @author Andreas Gohr <andi@splitbrain.org>
2150 *
2151 * @param array $toc
2152 * @return string html
2153 */
2154function html_TOC($toc){
2155    if(!count($toc)) return '';
2156    global $lang;
2157    $out  = '<!-- TOC START -->'.DOKU_LF;
2158    $out .= '<div id="dw__toc" class="dw__toc">'.DOKU_LF;
2159    $out .= '<h3 class="toggle">';
2160    $out .= $lang['toc'];
2161    $out .= '</h3>'.DOKU_LF;
2162    $out .= '<div>'.DOKU_LF;
2163    $out .= html_buildlist($toc,'toc','html_list_toc','html_li_default',true);
2164    $out .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
2165    $out .= '<!-- TOC END -->'.DOKU_LF;
2166    return $out;
2167}
2168
2169/**
2170 * Callback for html_buildlist
2171 *
2172 * @param array $item
2173 * @return string html
2174 */
2175function html_list_toc($item){
2176    if(isset($item['hid'])){
2177        $link = '#'.$item['hid'];
2178    }else{
2179        $link = $item['link'];
2180    }
2181
2182    return '<a href="'.$link.'">'.hsc($item['title']).'</a>';
2183}
2184
2185/**
2186 * Helper function to build TOC items
2187 *
2188 * Returns an array ready to be added to a TOC array
2189 *
2190 * @param string $link  - where to link (if $hash set to '#' it's a local anchor)
2191 * @param string $text  - what to display in the TOC
2192 * @param int    $level - nesting level
2193 * @param string $hash  - is prepended to the given $link, set blank if you want full links
2194 * @return array the toc item
2195 */
2196function html_mktocitem($link, $text, $level, $hash='#'){
2197    return  array( 'link'  => $hash.$link,
2198            'title' => $text,
2199            'type'  => 'ul',
2200            'level' => $level);
2201}
2202
2203/**
2204 * Output a Doku_Form object.
2205 * Triggers an event with the form name: HTML_{$name}FORM_OUTPUT
2206 *
2207 * @author Tom N Harris <tnharris@whoopdedo.org>
2208 *
2209 * @param string     $name The name of the form
2210 * @param Doku_Form  $form The form
2211 */
2212function html_form($name, $form) {
2213    // Safety check in case the caller forgets.
2214    $form->endFieldset();
2215    Event::createAndTrigger('HTML_'.strtoupper($name).'FORM_OUTPUT', $form, 'html_form_output', false);
2216}
2217
2218/**
2219 * Form print function.
2220 * Just calls printForm() on the form object.
2221 *
2222 * @param Doku_Form $form The form
2223 */
2224function html_form_output($form) {
2225    $form->printForm();
2226}
2227
2228/**
2229 * Embed a flash object in HTML
2230 *
2231 * This will create the needed HTML to embed a flash movie in a cross browser
2232 * compatble way using valid XHTML
2233 *
2234 * The parameters $params, $flashvars and $atts need to be associative arrays.
2235 * No escaping needs to be done for them. The alternative content *has* to be
2236 * escaped because it is used as is. If no alternative content is given
2237 * $lang['noflash'] is used.
2238 *
2239 * @author Andreas Gohr <andi@splitbrain.org>
2240 * @link   http://latrine.dgx.cz/how-to-correctly-insert-a-flash-into-xhtml
2241 *
2242 * @param string $swf      - the SWF movie to embed
2243 * @param int $width       - width of the flash movie in pixels
2244 * @param int $height      - height of the flash movie in pixels
2245 * @param array $params    - additional parameters (<param>)
2246 * @param array $flashvars - parameters to be passed in the flashvar parameter
2247 * @param array $atts      - additional attributes for the <object> tag
2248 * @param string $alt      - alternative content (is NOT automatically escaped!)
2249 * @return string         - the XHTML markup
2250 */
2251function html_flashobject($swf,$width,$height,$params=null,$flashvars=null,$atts=null,$alt=''){
2252    global $lang;
2253
2254    $out = '';
2255
2256    // prepare the object attributes
2257    if(is_null($atts)) $atts = array();
2258    $atts['width']  = (int) $width;
2259    $atts['height'] = (int) $height;
2260    if(!$atts['width'])  $atts['width']  = 425;
2261    if(!$atts['height']) $atts['height'] = 350;
2262
2263    // add object attributes for standard compliant browsers
2264    $std = $atts;
2265    $std['type'] = 'application/x-shockwave-flash';
2266    $std['data'] = $swf;
2267
2268    // add object attributes for IE
2269    $ie  = $atts;
2270    $ie['classid'] = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
2271
2272    // open object (with conditional comments)
2273    $out .= '<!--[if !IE]> -->'.NL;
2274    $out .= '<object '.buildAttributes($std).'>'.NL;
2275    $out .= '<!-- <![endif]-->'.NL;
2276    $out .= '<!--[if IE]>'.NL;
2277    $out .= '<object '.buildAttributes($ie).'>'.NL;
2278    $out .= '    <param name="movie" value="'.hsc($swf).'" />'.NL;
2279    $out .= '<!--><!-- -->'.NL;
2280
2281    // print params
2282    if(is_array($params)) foreach($params as $key => $val){
2283        $out .= '  <param name="'.hsc($key).'" value="'.hsc($val).'" />'.NL;
2284    }
2285
2286    // add flashvars
2287    if(is_array($flashvars)){
2288        $out .= '  <param name="FlashVars" value="'.buildURLparams($flashvars).'" />'.NL;
2289    }
2290
2291    // alternative content
2292    if($alt){
2293        $out .= $alt.NL;
2294    }else{
2295        $out .= $lang['noflash'].NL;
2296    }
2297
2298    // finish
2299    $out .= '</object>'.NL;
2300    $out .= '<!-- <![endif]-->'.NL;
2301
2302    return $out;
2303}
2304
2305/**
2306 * Prints HTML code for the given tab structure
2307 *
2308 * @param array  $tabs        tab structure
2309 * @param string $current_tab the current tab id
2310 */
2311function html_tabs($tabs, $current_tab = null) {
2312    echo '<ul class="tabs">'.NL;
2313
2314    foreach($tabs as $id => $tab) {
2315        html_tab($tab['href'], $tab['caption'], $id === $current_tab);
2316    }
2317
2318    echo '</ul>'.NL;
2319}
2320
2321/**
2322 * Prints a single tab
2323 *
2324 * @author Kate Arzamastseva <pshns@ukr.net>
2325 * @author Adrian Lang <mail@adrianlang.de>
2326 *
2327 * @param string $href - tab href
2328 * @param string $caption - tab caption
2329 * @param boolean $selected - is tab selected
2330 */
2331
2332function html_tab($href, $caption, $selected=false) {
2333    $tab = '<li>';
2334    if ($selected) {
2335        $tab .= '<strong>';
2336    } else {
2337        $tab .= '<a href="' . hsc($href) . '">';
2338    }
2339    $tab .= hsc($caption)
2340         .  '</' . ($selected ? 'strong' : 'a') . '>'
2341         .  '</li>'.NL;
2342    echo $tab;
2343}
2344
2345/**
2346 * Display size change
2347 *
2348 * @param int $sizechange - size of change in Bytes
2349 * @param Form|Doku_Form $form - form to add elements to
2350 */
2351
2352function html_sizechange($sizechange, $form) {
2353    if(isset($sizechange)) {
2354        $class = 'sizechange';
2355        $value = filesize_h(abs($sizechange));
2356        if ($sizechange > 0) {
2357            $class .= ' positive';
2358            $value = '+' . $value;
2359        } elseif ($sizechange < 0) {
2360            $class .= ' negative';
2361            $value = '-' . $value;
2362        } else {
2363            $value = '±' . $value;
2364        }
2365        if ($form instanceof dokuwiki\Form\Form) {
2366            $form->addTagOpen('span')->addClass($class);
2367            $form->addHTML($value);
2368            $form->addTagClose('span');
2369        } else { // Doku_Form
2370            $form->addElement(form_makeOpenTag('span', array('class' => $class)));
2371            $form->addElement($value);
2372            $form->addElement(form_makeCloseTag('span'));
2373        }
2374    }
2375}
2376