xref: /dokuwiki/inc/html.php (revision 0cba610bea94e5841d211c0d3f57ae96e8ad1379) 
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;
13use dokuwiki\Search\FulltextSearch;
14use dokuwiki\Search\MetadataSearch;
15
16if (!defined('SEC_EDIT_PATTERN')) {
17    define('SEC_EDIT_PATTERN', '#<!-- EDIT({.*?}) -->#');
18}
19
20
21/**
22 * Convenience function to quickly build a wikilink
23 *
24 * @author Andreas Gohr <andi@splitbrain.org>
25 * @param string  $id      id of the target page
26 * @param string  $name    the name of the link, i.e. the text that is displayed
27 * @param string|array  $search  search string(s) that shall be highlighted in the target page
28 * @return string the HTML code of the link
29 */
30function html_wikilink($id,$name=null,$search=''){
31    /** @var Doku_Renderer_xhtml $xhtml_renderer */
32    static $xhtml_renderer = null;
33    if(is_null($xhtml_renderer)){
34        $xhtml_renderer = p_get_renderer('xhtml');
35    }
36
37    return $xhtml_renderer->internallink($id,$name,$search,true,'navigation');
38}
39
40/**
41 * The loginform
42 *
43 * @author   Andreas Gohr <andi@splitbrain.org>
44 *
45 * @param bool $svg Whether to show svg icons in the register and resendpwd links or not
46 */
47function html_login($svg = false){
48    global $lang;
49    global $conf;
50    global $ID;
51    global $INPUT;
52
53    print p_locale_xhtml('login');
54    print '<div class="centeralign">'.NL;
55    $form = new Doku_Form(array('id' => 'dw__login', 'action'=>wl($ID)));
56    $form->startFieldset($lang['btn_login']);
57    $form->addHidden('id', $ID);
58    $form->addHidden('do', 'login');
59    $form->addElement(form_makeTextField(
60        'u',
61        ((!$INPUT->bool('http_credentials')) ? $INPUT->str('u') : ''),
62        $lang['user'],
63        'focus__this',
64        'block')
65    );
66    $form->addElement(form_makePasswordField('p', $lang['pass'], '', 'block'));
67    if($conf['rememberme']) {
68        $form->addElement(form_makeCheckboxField('r', '1', $lang['remember'], 'remember__me', 'simple'));
69    }
70    $form->addElement(form_makeButton('submit', '', $lang['btn_login']));
71    $form->endFieldset();
72
73    if(actionOK('register')){
74        $registerLink = (new \dokuwiki\Menu\Item\Register())->asHtmlLink('', $svg);
75        $form->addElement('<p>'.$lang['reghere'].': '. $registerLink .'</p>');
76    }
77
78    if (actionOK('resendpwd')) {
79        $resendPwLink = (new \dokuwiki\Menu\Item\Resendpwd())->asHtmlLink('', $svg);
80        $form->addElement('<p>'.$lang['pwdforget'].': '. $resendPwLink .'</p>');
81    }
82
83    html_form('login', $form);
84    print '</div>'.NL;
85}
86
87
88/**
89 * Denied page content
90 *
91 * @return string html
92 */
93function html_denied() {
94    print p_locale_xhtml('denied');
95
96    if(empty($_SERVER['REMOTE_USER']) && actionOK('login')){
97        html_login();
98    }
99}
100
101/**
102 * inserts section edit buttons if wanted or removes the markers
103 *
104 * @author Andreas Gohr <andi@splitbrain.org>
105 *
106 * @param string $text
107 * @param bool   $show show section edit buttons?
108 * @return string
109 */
110function html_secedit($text,$show=true){
111    global $INFO;
112
113    if(!$INFO['writable'] || !$show || $INFO['rev']){
114        return preg_replace(SEC_EDIT_PATTERN,'',$text);
115    }
116
117    return preg_replace_callback(SEC_EDIT_PATTERN,
118                'html_secedit_button', $text);
119}
120
121/**
122 * prepares section edit button data for event triggering
123 * used as a callback in html_secedit
124 *
125 * @author Andreas Gohr <andi@splitbrain.org>
126 *
127 * @param array $matches matches with regexp
128 * @return string
129 * @triggers HTML_SECEDIT_BUTTON
130 */
131function html_secedit_button($matches){
132    $json = htmlspecialchars_decode($matches[1], ENT_QUOTES);
133    $data = json_decode($json, true);
134    if ($data == NULL) {
135        return;
136    }
137    $data ['target'] = strtolower($data['target']);
138    $data ['hid'] = strtolower($data['hid']);
139
140    return Event::createAndTrigger('HTML_SECEDIT_BUTTON', $data,
141                         'html_secedit_get_button');
142}
143
144/**
145 * prints a section editing button
146 * used as default action form HTML_SECEDIT_BUTTON
147 *
148 * @author Adrian Lang <lang@cosmocode.de>
149 *
150 * @param array $data name, section id and target
151 * @return string html
152 */
153function html_secedit_get_button($data) {
154    global $ID;
155    global $INFO;
156
157    if (!isset($data['name']) || $data['name'] === '') return '';
158
159    $name = $data['name'];
160    unset($data['name']);
161
162    $secid = $data['secid'];
163    unset($data['secid']);
164
165    return "<div class='secedit editbutton_" . $data['target'] .
166                       " editbutton_" . $secid . "'>" .
167           html_btn('secedit', $ID, '',
168                    array_merge(array('do'  => 'edit',
169                                      'rev' => $INFO['lastmod'],
170                                      'summary' => '['.$name.'] '), $data),
171                    'post', $name) . '</div>';
172}
173
174/**
175 * Just the back to top button (in its own form)
176 *
177 * @author Andreas Gohr <andi@splitbrain.org>
178 *
179 * @return string html
180 */
181function html_topbtn(){
182    global $lang;
183
184    $ret = '<a class="nolink" href="#dokuwiki__top">' .
185        '<button class="button" onclick="window.scrollTo(0, 0)" title="' . $lang['btn_top'] . '">' .
186        $lang['btn_top'] .
187        '</button></a>';
188
189    return $ret;
190}
191
192/**
193 * Displays a button (using its own form)
194 * If tooltip exists, the access key tooltip is replaced.
195 *
196 * @author Andreas Gohr <andi@splitbrain.org>
197 *
198 * @param string         $name
199 * @param string         $id
200 * @param string         $akey   access key
201 * @param string[] $params key-value pairs added as hidden inputs
202 * @param string         $method
203 * @param string         $tooltip
204 * @param bool|string    $label  label text, false: lookup btn_$name in localization
205 * @param string         $svg (optional) svg code, inserted into the button
206 * @return string
207 */
208function html_btn($name, $id, $akey, $params, $method='get', $tooltip='', $label=false, $svg=null){
209    global $conf;
210    global $lang;
211
212    if (!$label)
213        $label = $lang['btn_'.$name];
214
215    $ret = '';
216
217    //filter id (without urlencoding)
218    $id = idfilter($id,false);
219
220    //make nice URLs even for buttons
221    if($conf['userewrite'] == 2){
222        $script = DOKU_BASE.DOKU_SCRIPT.'/'.$id;
223    }elseif($conf['userewrite']){
224        $script = DOKU_BASE.$id;
225    }else{
226        $script = DOKU_BASE.DOKU_SCRIPT;
227        $params['id'] = $id;
228    }
229
230    $ret .= '<form class="button btn_'.$name.'" method="'.$method.'" action="'.$script.'"><div class="no">';
231
232    if(is_array($params)){
233        foreach($params as $key => $val) {
234            $ret .= '<input type="hidden" name="'.$key.'" ';
235            $ret .= 'value="'.hsc($val).'" />';
236        }
237    }
238
239    if ($tooltip!='') {
240        $tip = hsc($tooltip);
241    }else{
242        $tip = hsc($label);
243    }
244
245    $ret .= '<button type="submit" ';
246    if($akey){
247        $tip .= ' ['.strtoupper($akey).']';
248        $ret .= 'accesskey="'.$akey.'" ';
249    }
250    $ret .= 'title="'.$tip.'">';
251    if ($svg) {
252        $ret .= '<span>' . hsc($label) . '</span>';
253        $ret .= inlineSVG($svg);
254    } else {
255        $ret .= hsc($label);
256    }
257    $ret .= '</button>';
258    $ret .= '</div></form>';
259
260    return $ret;
261}
262/**
263 * show a revision warning
264 *
265 * @author Szymon Olewniczak <dokuwiki@imz.re>
266 */
267function html_showrev() {
268    print p_locale_xhtml('showrev');
269}
270
271/**
272 * Show a wiki page
273 *
274 * @author Andreas Gohr <andi@splitbrain.org>
275 *
276 * @param null|string $txt wiki text or null for showing $ID
277 */
278function html_show($txt=null){
279    global $ID;
280    global $REV;
281    global $HIGH;
282    global $INFO;
283    global $DATE_AT;
284    //disable section editing for old revisions or in preview
285    if($txt || $REV){
286        $secedit = false;
287    }else{
288        $secedit = true;
289    }
290
291    if (!is_null($txt)){
292        //PreviewHeader
293        echo '<br id="scroll__here" />';
294        echo p_locale_xhtml('preview');
295        echo '<div class="preview"><div class="pad">';
296        $html = html_secedit(p_render('xhtml',p_get_instructions($txt),$info),$secedit);
297        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
298        echo $html;
299        echo '<div class="clearer"></div>';
300        echo '</div></div>';
301
302    }else{
303        if ($REV||$DATE_AT){
304            $data = array('rev' => &$REV, 'date_at' => &$DATE_AT);
305            Event::createAndTrigger('HTML_SHOWREV_OUTPUT', $data, 'html_showrev');
306        }
307        $html = p_wiki_xhtml($ID,$REV,true,$DATE_AT);
308        $html = html_secedit($html,$secedit);
309        if($INFO['prependTOC']) $html = tpl_toc(true).$html;
310        $html = html_hilight($html,$HIGH);
311        echo $html;
312    }
313}
314
315/**
316 * ask the user about how to handle an exisiting draft
317 *
318 * @author Andreas Gohr <andi@splitbrain.org>
319 */
320function html_draft(){
321    global $INFO;
322    global $ID;
323    global $lang;
324    $draft = new \dokuwiki\Draft($ID, $INFO['client']);
325    $text  = $draft->getDraftText();
326
327    print p_locale_xhtml('draft');
328    html_diff($text, false);
329    $form = new Doku_Form(array('id' => 'dw__editform'));
330    $form->addHidden('id', $ID);
331    $form->addHidden('date', $draft->getDraftDate());
332    $form->addHidden('wikitext', $text);
333    $form->addElement(form_makeOpenTag('div', array('id'=>'draft__status')));
334    $form->addElement($draft->getDraftMessage());
335    $form->addElement(form_makeCloseTag('div'));
336    $form->addElement(form_makeButton('submit', 'recover', $lang['btn_recover'], array('tabindex'=>'1')));
337    $form->addElement(form_makeButton('submit', 'draftdel', $lang['btn_draftdel'], array('tabindex'=>'2')));
338    $form->addElement(form_makeButton('submit', 'show', $lang['btn_cancel'], array('tabindex'=>'3')));
339    html_form('draft', $form);
340}
341
342/**
343 * Highlights searchqueries in HTML code
344 *
345 * @author Andreas Gohr <andi@splitbrain.org>
346 * @author Harry Fuecks <hfuecks@gmail.com>
347 *
348 * @param string $html
349 * @param array|string $phrases
350 * @return string html
351 */
352function html_hilight($html,$phrases){
353    $phrases = (array) $phrases;
354    $phrases = array_map('preg_quote_cb', $phrases);
355    $phrases = array_map(['dokuwiki\Search\FulltextSearch','snippet_re_preprocess'], $phrases);
356    $phrases = array_filter($phrases);
357    $regex = implode('|',$phrases);
358
359    if ($regex === '') return $html;
360    if (!\dokuwiki\Utf8\Clean::isUtf8($regex)) return $html;
361    $html = @preg_replace_callback("/((<[^>]*)|$regex)/ui",'html_hilight_callback',$html);
362    return $html;
363}
364
365/**
366 * Callback used by html_hilight()
367 *
368 * @author Harry Fuecks <hfuecks@gmail.com>
369 *
370 * @param array $m matches
371 * @return string html
372 */
373function html_hilight_callback($m) {
374    $hlight = unslash($m[0]);
375    if ( !isset($m[2])) {
376        $hlight = '<span class="search_hit">'.$hlight.'</span>';
377    }
378    return $hlight;
379}
380
381/**
382 * Display error on locked pages
383 *
384 * @author Andreas Gohr <andi@splitbrain.org>
385 */
386function html_locked(){
387    global $ID;
388    global $conf;
389    global $lang;
390    global $INFO;
391
392    $locktime = filemtime(wikiLockFN($ID));
393    $expire = dformat($locktime + $conf['locktime']);
394    $min    = round(($conf['locktime'] - (time() - $locktime) )/60);
395
396    print p_locale_xhtml('locked');
397    print '<ul>';
398    print '<li><div class="li"><strong>'.$lang['lockedby'].'</strong> '.editorinfo($INFO['locked']).'</div></li>';
399    print '<li><div class="li"><strong>'.$lang['lockexpire'].'</strong> '.$expire.' ('.$min.' min)</div></li>';
400    print '</ul>';
401}
402
403/**
404 * list old revisions
405 *
406 * @author Andreas Gohr <andi@splitbrain.org>
407 * @author Ben Coburn <btcoburn@silicodon.net>
408 * @author Kate Arzamastseva <pshns@ukr.net>
409 *
410 * @param int $first skip the first n changelog lines
411 * @param bool|string $media_id id of media, or false for current page
412 */
413function html_revisions($first=0, $media_id = false){
414    global $ID;
415    global $INFO;
416    global $conf;
417    global $lang;
418    $id = $ID;
419    if ($media_id) {
420        $id = $media_id;
421        $changelog = new MediaChangeLog($id);
422    } else {
423        $changelog = new PageChangeLog($id);
424    }
425
426    /* we need to get one additional log entry to be able to
427     * decide if this is the last page or is there another one.
428     * see html_recent()
429     */
430
431    $revisions = $changelog->getRevisions($first, $conf['recent']+1);
432
433    if(count($revisions)==0 && $first!=0){
434        $first=0;
435        $revisions = $changelog->getRevisions($first, $conf['recent']+1);
436    }
437    $hasNext = false;
438    if (count($revisions)>$conf['recent']) {
439        $hasNext = true;
440        array_pop($revisions); // remove extra log entry
441    }
442
443    if (!$media_id) print p_locale_xhtml('revisions');
444
445    $params = array('id' => 'page__revisions', 'class' => 'changes');
446    if($media_id) {
447        $params['action'] = media_managerURL(array('image' => $media_id), '&');
448    }
449
450    if(!$media_id) {
451        $exists = $INFO['exists'];
452        $display_name = useHeading('navigation') ? hsc(p_get_first_heading($id)) : $id;
453        if(!$display_name) {
454            $display_name = $id;
455        }
456    } else {
457        $exists = file_exists(mediaFN($id));
458        $display_name = $id;
459    }
460
461    $form = new Doku_Form($params);
462    $form->addElement(form_makeOpenTag('ul'));
463
464    if($exists && $first == 0) {
465        $minor = false;
466        if($media_id) {
467            $date = dformat(@filemtime(mediaFN($id)));
468            $href = media_managerURL(array('image' => $id, 'tab_details' => 'view'), '&');
469
470            $changelog->setChunkSize(1024);
471            $revinfo = $changelog->getRevisionInfo(@filemtime(fullpath(mediaFN($id))));
472
473            $summary = $revinfo['sum'];
474            if($revinfo['user']) {
475                $editor = $revinfo['user'];
476            } else {
477                $editor = $revinfo['ip'];
478            }
479            $sizechange = $revinfo['sizechange'];
480        } else {
481            $date = dformat($INFO['lastmod']);
482            if(isset($INFO['meta']) && isset($INFO['meta']['last_change'])) {
483                if($INFO['meta']['last_change']['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
484                    $minor = true;
485                }
486                if(isset($INFO['meta']['last_change']['sizechange'])) {
487                    $sizechange = $INFO['meta']['last_change']['sizechange'];
488                } else {
489                    $sizechange = null;
490                }
491            }
492            $pagelog = new PageChangeLog($ID);
493            $latestrev = $pagelog->getRevisions(-1, 1);
494            $latestrev = array_pop($latestrev);
495            $href = wl($id,"rev=$latestrev",false,'&');
496            $summary = $INFO['sum'];
497            $editor = $INFO['editor'];
498        }
499
500        $form->addElement(form_makeOpenTag('li', array('class' => ($minor ? 'minor' : ''))));
501        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
502        $form->addElement(form_makeTag('input', array(
503                        'type' => 'checkbox',
504                        'name' => 'rev2[]',
505                        'value' => 'current')));
506
507        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
508        $form->addElement($date);
509        $form->addElement(form_makeCloseTag('span'));
510
511        $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
512
513        $form->addElement(form_makeOpenTag('a', array(
514                        'class' => 'wikilink1',
515                        'href'  => $href)));
516        $form->addElement($display_name);
517        $form->addElement(form_makeCloseTag('a'));
518
519        if ($media_id) $form->addElement(form_makeOpenTag('div'));
520
521        if($summary) {
522            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
523            if(!$media_id) $form->addElement(' – ');
524            $form->addElement('<bdi>' . hsc($summary) . '</bdi>');
525            $form->addElement(form_makeCloseTag('span'));
526        }
527
528        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
529        $form->addElement((empty($editor))?('('.$lang['external_edit'].')'):'<bdi>'.editorinfo($editor).'</bdi>');
530        $form->addElement(form_makeCloseTag('span'));
531
532        html_sizechange($sizechange, $form);
533
534        $form->addElement('('.$lang['current'].')');
535
536        if ($media_id) $form->addElement(form_makeCloseTag('div'));
537
538        $form->addElement(form_makeCloseTag('div'));
539        $form->addElement(form_makeCloseTag('li'));
540    }
541
542    foreach($revisions as $rev) {
543        $date = dformat($rev);
544        $info = $changelog->getRevisionInfo($rev);
545        if($media_id) {
546            $exists = file_exists(mediaFN($id, $rev));
547        } else {
548            $exists = page_exists($id, $rev);
549        }
550
551        $class = '';
552        if($info['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
553            $class = 'minor';
554        }
555        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
556        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
557        if($exists){
558            $form->addElement(form_makeTag('input', array(
559                            'type' => 'checkbox',
560                            'name' => 'rev2[]',
561                            'value' => $rev)));
562        }else{
563            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
564        }
565
566        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
567        $form->addElement($date);
568        $form->addElement(form_makeCloseTag('span'));
569
570        if($exists){
571            if (!$media_id) {
572                $href = wl($id,"rev=$rev,do=diff", false, '&');
573            } else {
574                $href = media_managerURL(array('image' => $id, 'rev' => $rev, 'mediado' => 'diff'), '&');
575            }
576            $form->addElement(form_makeOpenTag('a', array(
577                            'class' => 'diff_link',
578                            'href' => $href)));
579            $form->addElement(form_makeTag('img', array(
580                            'src'    => DOKU_BASE.'lib/images/diff.png',
581                            'width'  => 15,
582                            'height' => 11,
583                            'title'  => $lang['diff'],
584                            'alt'    => $lang['diff'])));
585            $form->addElement(form_makeCloseTag('a'));
586
587            if (!$media_id) {
588                $href = wl($id,"rev=$rev",false,'&');
589            } else {
590                $href = media_managerURL(array('image' => $id, 'tab_details' => 'view', 'rev' => $rev), '&');
591            }
592            $form->addElement(form_makeOpenTag('a', array(
593                            'class' => 'wikilink1',
594                            'href' => $href)));
595            $form->addElement($display_name);
596            $form->addElement(form_makeCloseTag('a'));
597        }else{
598            $form->addElement('<img src="'.DOKU_BASE.'lib/images/blank.gif" width="15" height="11" alt="" />');
599            $form->addElement($display_name);
600        }
601
602        if ($media_id) $form->addElement(form_makeOpenTag('div'));
603
604        if ($info['sum']) {
605            $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
606            if(!$media_id) $form->addElement(' – ');
607            $form->addElement('<bdi>'.hsc($info['sum']).'</bdi>');
608            $form->addElement(form_makeCloseTag('span'));
609        }
610
611        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
612        if($info['user']){
613            $form->addElement('<bdi>'.editorinfo($info['user']).'</bdi>');
614            if(auth_ismanager()){
615                $form->addElement(' <bdo dir="ltr">('.$info['ip'].')</bdo>');
616            }
617        }else{
618            $form->addElement('<bdo dir="ltr">'.$info['ip'].'</bdo>');
619        }
620        $form->addElement(form_makeCloseTag('span'));
621
622        html_sizechange($info['sizechange'], $form);
623
624        if ($media_id) $form->addElement(form_makeCloseTag('div'));
625
626        $form->addElement(form_makeCloseTag('div'));
627        $form->addElement(form_makeCloseTag('li'));
628    }
629    $form->addElement(form_makeCloseTag('ul'));
630    if (!$media_id) {
631        $form->addElement(form_makeButton('submit', 'diff', $lang['diff2']));
632    } else {
633        $form->addHidden('mediado', 'diff');
634        $form->addElement(form_makeButton('submit', '', $lang['diff2']));
635    }
636    html_form('revisions', $form);
637
638    print '<div class="pagenav">';
639    $last = $first + $conf['recent'];
640    if ($first > 0) {
641        $first -= $conf['recent'];
642        if ($first < 0) $first = 0;
643        print '<div class="pagenav-prev">';
644        if ($media_id) {
645            print html_btn('newer',$media_id,"p",media_managerURL(array('first' => $first), '&amp;', false, true));
646        } else {
647            print html_btn('newer',$id,"p",array('do' => 'revisions', 'first' => $first));
648        }
649        print '</div>';
650    }
651    if ($hasNext) {
652        print '<div class="pagenav-next">';
653        if ($media_id) {
654            print html_btn('older',$media_id,"n",media_managerURL(array('first' => $last), '&amp;', false, true));
655        } else {
656            print html_btn('older',$id,"n",array('do' => 'revisions', 'first' => $last));
657        }
658        print '</div>';
659    }
660    print '</div>';
661
662}
663
664/**
665 * display recent changes
666 *
667 * @author Andreas Gohr <andi@splitbrain.org>
668 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
669 * @author Ben Coburn <btcoburn@silicodon.net>
670 * @author Kate Arzamastseva <pshns@ukr.net>
671 *
672 * @param int $first
673 * @param string $show_changes
674 */
675function html_recent($first = 0, $show_changes = 'both') {
676    global $conf;
677    global $lang;
678    global $ID;
679    /* we need to get one additionally log entry to be able to
680     * decide if this is the last page or is there another one.
681     * This is the cheapest solution to get this information.
682     */
683    $flags = 0;
684    if($show_changes == 'mediafiles' && $conf['mediarevisions']) {
685        $flags = RECENTS_MEDIA_CHANGES;
686    } elseif($show_changes == 'pages') {
687        $flags = 0;
688    } elseif($conf['mediarevisions']) {
689        $show_changes = 'both';
690        $flags = RECENTS_MEDIA_PAGES_MIXED;
691    }
692
693    $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
694    if(count($recents) == 0 && $first != 0) {
695        $first = 0;
696        $recents = getRecents($first, $conf['recent'] + 1, getNS($ID), $flags);
697    }
698    $hasNext = false;
699    if(count($recents) > $conf['recent']) {
700        $hasNext = true;
701        array_pop($recents); // remove extra log entry
702    }
703
704    print p_locale_xhtml('recent');
705
706    if(getNS($ID) != '') {
707        print '<div class="level1"><p>' .
708            sprintf($lang['recent_global'], getNS($ID), wl('', 'do=recent')) .
709            '</p></div>';
710    }
711
712    $form = new Doku_Form(array('id' => 'dw__recent', 'method' => 'GET', 'class' => 'changes', 'action'=>wl($ID)));
713    $form->addHidden('sectok', null);
714    $form->addHidden('do', 'recent');
715    $form->addHidden('id', $ID);
716
717    if($conf['mediarevisions']) {
718        $form->addElement('<div class="changeType">');
719        $form->addElement(form_makeListboxField(
720                    'show_changes',
721                    array(
722                        'pages'      => $lang['pages_changes'],
723                        'mediafiles' => $lang['media_changes'],
724                        'both'       => $lang['both_changes']
725                    ),
726                    $show_changes,
727                    $lang['changes_type'],
728                    '', '',
729                    array('class' => 'quickselect')));
730
731        $form->addElement(form_makeButton('submit', 'recent', $lang['btn_apply']));
732        $form->addElement('</div>');
733    }
734
735    $form->addElement(form_makeOpenTag('ul'));
736
737    foreach($recents as $recent) {
738        $date = dformat($recent['date']);
739
740        $class = '';
741        if($recent['type'] === DOKU_CHANGE_TYPE_MINOR_EDIT) {
742            $class = 'minor';
743        }
744        $form->addElement(form_makeOpenTag('li', array('class' => $class)));
745        $form->addElement(form_makeOpenTag('div', array('class' => 'li')));
746
747        if(!empty($recent['media'])) {
748            $form->addElement(media_printicon($recent['id']));
749        } else {
750            $icon = DOKU_BASE . 'lib/images/fileicons/file.png';
751            $form->addElement('<img src="' . $icon . '" alt="' . $recent['id'] . '" class="icon" />');
752        }
753
754        $form->addElement(form_makeOpenTag('span', array('class' => 'date')));
755        $form->addElement($date);
756        $form->addElement(form_makeCloseTag('span'));
757
758        $diff = false;
759        $href = '';
760
761        if(!empty($recent['media'])) {
762            $changelog = new MediaChangeLog($recent['id']);
763            $revs = $changelog->getRevisions(0, 1);
764            $diff = (count($revs) && file_exists(mediaFN($recent['id'])));
765            if($diff) {
766                $href = media_managerURL(array(
767                                            'tab_details' => 'history',
768                                            'mediado' => 'diff',
769                                            'image' => $recent['id'],
770                                            'ns' => getNS($recent['id'])
771                                        ), '&');
772            }
773        } else {
774            $href = wl($recent['id'], "do=diff", false, '&');
775        }
776
777        if(!empty($recent['media']) && !$diff) {
778            $form->addElement('<img src="' . DOKU_BASE . 'lib/images/blank.gif" width="15" height="11" alt="" />');
779        } else {
780            $form->addElement(form_makeOpenTag('a', array('class' => 'diff_link', 'href' => $href)));
781            $form->addElement(form_makeTag('img', array(
782                            'src'    => DOKU_BASE . 'lib/images/diff.png',
783                            'width'  => 15,
784                            'height' => 11,
785                            'title'  => $lang['diff'],
786                            'alt'    => $lang['diff']
787                        )));
788            $form->addElement(form_makeCloseTag('a'));
789        }
790
791        if(!empty($recent['media'])) {
792            $href = media_managerURL(
793                array(
794                    'tab_details' => 'history',
795                    'image' => $recent['id'],
796                    'ns' => getNS($recent['id'])
797                ),
798                '&'
799            );
800        } else {
801            $href = wl($recent['id'], "do=revisions", false, '&');
802        }
803        $form->addElement(form_makeOpenTag('a', array(
804                        'class' => 'revisions_link',
805                        'href'  => $href)));
806        $form->addElement(form_makeTag('img', array(
807                        'src'    => DOKU_BASE . 'lib/images/history.png',
808                        'width'  => 12,
809                        'height' => 14,
810                        'title'  => $lang['btn_revs'],
811                        'alt'    => $lang['btn_revs']
812                    )));
813        $form->addElement(form_makeCloseTag('a'));
814
815        if(!empty($recent['media'])) {
816            $href = media_managerURL(
817                array(
818                    'tab_details' => 'view',
819                    'image' => $recent['id'],
820                    'ns' => getNS($recent['id'])
821                ),
822                '&'
823            );
824            $class = file_exists(mediaFN($recent['id'])) ? 'wikilink1' : 'wikilink2';
825            $form->addElement(form_makeOpenTag('a', array(
826                        'class' => $class,
827                        'href'  => $href)));
828            $form->addElement($recent['id']);
829            $form->addElement(form_makeCloseTag('a'));
830        } else {
831            $form->addElement(html_wikilink(':' . $recent['id'], useHeading('navigation') ? null : $recent['id']));
832        }
833        $form->addElement(form_makeOpenTag('span', array('class' => 'sum')));
834        $form->addElement(' – ' . hsc($recent['sum']));
835        $form->addElement(form_makeCloseTag('span'));
836
837        $form->addElement(form_makeOpenTag('span', array('class' => 'user')));
838        if($recent['user']) {
839            $form->addElement('<bdi>' . editorinfo($recent['user']) . '</bdi>');
840            if(auth_ismanager()) {
841                $form->addElement(' <bdo dir="ltr">(' . $recent['ip'] . ')</bdo>');
842            }
843        } else {
844            $form->addElement('<bdo dir="ltr">' . $recent['ip'] . '</bdo>');
845        }
846        $form->addElement(form_makeCloseTag('span'));
847
848        html_sizechange($recent['sizechange'], $form);
849
850        $form->addElement(form_makeCloseTag('div'));
851        $form->addElement(form_makeCloseTag('li'));
852    }
853    $form->addElement(form_makeCloseTag('ul'));
854
855    $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav')));
856    $last = $first + $conf['recent'];
857    if($first > 0) {
858        $first -= $conf['recent'];
859        if($first < 0) $first = 0;
860        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-prev')));
861        $form->addElement(form_makeOpenTag('button', array(
862                        'type'      => 'submit',
863                        'name'      => 'first[' . $first . ']',
864                        'accesskey' => 'n',
865                        'title'     => $lang['btn_newer'] . ' [N]',
866                        'class'     => 'button show'
867                    )));
868        $form->addElement($lang['btn_newer']);
869        $form->addElement(form_makeCloseTag('button'));
870        $form->addElement(form_makeCloseTag('div'));
871    }
872    if($hasNext) {
873        $form->addElement(form_makeOpenTag('div', array('class' => 'pagenav-next')));
874        $form->addElement(form_makeOpenTag('button', array(
875                        'type'      => 'submit',
876                        'name'      => 'first[' . $last . ']',
877                        'accesskey' => 'p',
878                        'title'     => $lang['btn_older'] . ' [P]',
879                        'class'     => 'button show'
880                    )));
881        $form->addElement($lang['btn_older']);
882        $form->addElement(form_makeCloseTag('button'));
883        $form->addElement(form_makeCloseTag('div'));
884    }
885    $form->addElement(form_makeCloseTag('div'));
886    html_form('recent', $form);
887}
888
889/**
890 * Display page index
891 *
892 * @author Andreas Gohr <andi@splitbrain.org>
893 *
894 * @param string $ns
895 */
896function html_index($ns){
897    global $conf;
898    global $ID;
899    $ns  = cleanID($ns);
900    if(empty($ns)){
901        $ns = getNS($ID);
902        if($ns === false) $ns ='';
903    }
904    $ns  = utf8_encodeFN(str_replace(':','/',$ns));
905
906    echo p_locale_xhtml('index');
907    echo '<div id="index__tree" class="index__tree">';
908
909    $data = array();
910    search($data,$conf['datadir'],'search_index',array('ns' => $ns));
911    echo html_buildlist($data,'idx','html_list_index','html_li_index');
912
913    echo '</div>';
914}
915
916/**
917 * Index item formatter
918 *
919 * User function for html_buildlist()
920 *
921 * @author Andreas Gohr <andi@splitbrain.org>
922 *
923 * @param array $item
924 * @return string
925 */
926function html_list_index($item){
927    global $ID, $conf;
928
929    // prevent searchbots needlessly following links
930    $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? 'rel="nofollow"' : '';
931
932    $ret = '';
933    $base = ':'.$item['id'];
934    $base = substr($base,strrpos($base,':')+1);
935    if($item['type']=='d'){
936        // FS#2766, no need for search bots to follow namespace links in the index
937        $link = wl($ID, 'idx=' . rawurlencode($item['id']));
938        $ret .= '<a href="' . $link . '" title="' . $item['id'] . '" class="idx_dir" ' . $nofollow . '><strong>';
939        $ret .= $base;
940        $ret .= '</strong></a>';
941    }else{
942        // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
943        $ret .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
944    }
945    return $ret;
946}
947
948/**
949 * Index List item
950 *
951 * This user function is used in html_buildlist to build the
952 * <li> tags for namespaces when displaying the page index
953 * it gives different classes to opened or closed "folders"
954 *
955 * @author Andreas Gohr <andi@splitbrain.org>
956 *
957 * @param array $item
958 * @return string html
959 */
960function html_li_index($item){
961    global $INFO;
962    global $ACT;
963
964    $class = '';
965    $id = '';
966
967    if($item['type'] == "f"){
968        // scroll to the current item
969        if($item['id'] == $INFO['id'] && $ACT == 'index') {
970            $id = ' id="scroll__here"';
971            $class = ' bounce';
972        }
973        return '<li class="level'.$item['level'].$class.'" '.$id.'>';
974    }elseif($item['open']){
975        return '<li class="open">';
976    }else{
977        return '<li class="closed">';
978    }
979}
980
981/**
982 * Default List item
983 *
984 * @author Andreas Gohr <andi@splitbrain.org>
985 *
986 * @param array $item
987 * @return string html
988 */
989function html_li_default($item){
990    return '<li class="level'.$item['level'].'">';
991}
992
993/**
994 * Build an unordered list
995 *
996 * Build an unordered list from the given $data array
997 * Each item in the array has to have a 'level' property
998 * the item itself gets printed by the given $func user
999 * function. The second and optional function is used to
1000 * print the <li> tag. Both user function need to accept
1001 * a single item.
1002 *
1003 * Both user functions can be given as array to point to
1004 * a member of an object.
1005 *
1006 * @author Andreas Gohr <andi@splitbrain.org>
1007 *
1008 * @param array    $data  array with item arrays
1009 * @param string   $class class of ul wrapper
1010 * @param callable $func  callback to print an list item
1011 * @param callable $lifunc callback to the opening li tag
1012 * @param bool     $forcewrapper Trigger building a wrapper ul if the first level is
1013 *                               0 (we have a root object) or 1 (just the root content)
1014 * @return string html of an unordered list
1015 */
1016function html_buildlist($data,$class,$func,$lifunc='html_li_default',$forcewrapper=false){
1017    if (count($data) === 0) {
1018        return '';
1019    }
1020
1021    $firstElement = reset($data);
1022    $start_level = $firstElement['level'];
1023    $level = $start_level;
1024    $ret   = '';
1025    $open  = 0;
1026
1027    foreach ($data as $item){
1028
1029        if( $item['level'] > $level ){
1030            //open new list
1031            for($i=0; $i<($item['level'] - $level); $i++){
1032                if ($i) $ret .= "<li class=\"clear\">";
1033                $ret .= "\n<ul class=\"$class\">\n";
1034                $open++;
1035            }
1036            $level = $item['level'];
1037
1038        }elseif( $item['level'] < $level ){
1039            //close last item
1040            $ret .= "</li>\n";
1041            while( $level > $item['level'] && $open > 0 ){
1042                //close higher lists
1043                $ret .= "</ul>\n</li>\n";
1044                $level--;
1045                $open--;
1046            }
1047        } elseif ($ret !== '') {
1048            //close previous item
1049            $ret .= "</li>\n";
1050        }
1051
1052        //print item
1053        $ret .= call_user_func($lifunc,$item);
1054        $ret .= '<div class="li">';
1055
1056        $ret .= call_user_func($func,$item);
1057        $ret .= '</div>';
1058    }
1059
1060    //close remaining items and lists
1061    $ret .= "</li>\n";
1062    while($open-- > 0) {
1063        $ret .= "</ul></li>\n";
1064    }
1065
1066    if ($forcewrapper || $start_level < 2) {
1067        // Trigger building a wrapper ul if the first level is
1068        // 0 (we have a root object) or 1 (just the root content)
1069        $ret = "\n<ul class=\"$class\">\n".$ret."</ul>\n";
1070    }
1071
1072    return $ret;
1073}
1074
1075/**
1076 * display backlinks
1077 *
1078 * @author Andreas Gohr <andi@splitbrain.org>
1079 * @author Michael Klier <chi@chimeric.de>
1080 */
1081function html_backlinks(){
1082    global $ID;
1083    global $lang;
1084
1085    print p_locale_xhtml('backlinks');
1086
1087    $data = MetadataSearch::backlinks($ID);
1088
1089    if(!empty($data)) {
1090        print '<ul class="idx">';
1091        foreach($data as $blink){
1092            print '<li><div class="li">';
1093            print html_wikilink(':'.$blink,useHeading('navigation')?null:$blink);
1094            print '</div></li>';
1095        }
1096        print '</ul>';
1097    } else {
1098        print '<div class="level1"><p>' . $lang['nothingfound'] . '</p></div>';
1099    }
1100}
1101
1102/**
1103 * Get header of diff HTML
1104 *
1105 * @param string $l_rev   Left revisions
1106 * @param string $r_rev   Right revision
1107 * @param string $id      Page id, if null $ID is used
1108 * @param bool   $media   If it is for media files
1109 * @param bool   $inline  Return the header on a single line
1110 * @return string[] HTML snippets for diff header
1111 */
1112function html_diff_head($l_rev, $r_rev, $id = null, $media = false, $inline = false) {
1113    global $lang;
1114    if ($id === null) {
1115        global $ID;
1116        $id = $ID;
1117    }
1118    $head_separator = $inline ? ' ' : '<br />';
1119    $media_or_wikiFN = $media ? 'mediaFN' : 'wikiFN';
1120    $ml_or_wl = $media ? 'ml' : 'wl';
1121    $l_minor = $r_minor = '';
1122
1123    if($media) {
1124        $changelog = new MediaChangeLog($id);
1125    } else {
1126        $changelog = new PageChangeLog($id);
1127    }
1128    if(!$l_rev){
1129        $l_head = '&mdash;';
1130    }else{
1131        $l_info   = $changelog->getRevisionInfo($l_rev);
1132        if($l_info['user']){
1133            $l_user = '<bdi>'.editorinfo($l_info['user']).'</bdi>';
1134            if(auth_ismanager()) $l_user .= ' <bdo dir="ltr">('.$l_info['ip'].')</bdo>';
1135        } else {
1136            $l_user = '<bdo dir="ltr">'.$l_info['ip'].'</bdo>';
1137        }
1138        $l_user  = '<span class="user">'.$l_user.'</span>';
1139        $l_sum   = ($l_info['sum']) ? '<span class="sum"><bdi>'.hsc($l_info['sum']).'</bdi></span>' : '';
1140        if ($l_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $l_minor = 'class="minor"';
1141
1142        $l_head_title = ($media) ? dformat($l_rev) : $id.' ['.dformat($l_rev).']';
1143        $l_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$l_rev").'">'.
1144        $l_head_title.'</a></bdi>'.
1145        $head_separator.$l_user.' '.$l_sum;
1146    }
1147
1148    if($r_rev){
1149        $r_info   = $changelog->getRevisionInfo($r_rev);
1150        if($r_info['user']){
1151            $r_user = '<bdi>'.editorinfo($r_info['user']).'</bdi>';
1152            if(auth_ismanager()) $r_user .= ' <bdo dir="ltr">('.$r_info['ip'].')</bdo>';
1153        } else {
1154            $r_user = '<bdo dir="ltr">'.$r_info['ip'].'</bdo>';
1155        }
1156        $r_user = '<span class="user">'.$r_user.'</span>';
1157        $r_sum  = ($r_info['sum']) ? '<span class="sum"><bdi>'.hsc($r_info['sum']).'</bdi></span>' : '';
1158        if ($r_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1159
1160        $r_head_title = ($media) ? dformat($r_rev) : $id.' ['.dformat($r_rev).']';
1161        $r_head = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id,"rev=$r_rev").'">'.
1162        $r_head_title.'</a></bdi>'.
1163        $head_separator.$r_user.' '.$r_sum;
1164    }elseif($_rev = @filemtime($media_or_wikiFN($id))){
1165        $_info   = $changelog->getRevisionInfo($_rev);
1166        if($_info['user']){
1167            $_user = '<bdi>'.editorinfo($_info['user']).'</bdi>';
1168            if(auth_ismanager()) $_user .= ' <bdo dir="ltr">('.$_info['ip'].')</bdo>';
1169        } else {
1170            $_user = '<bdo dir="ltr">'.$_info['ip'].'</bdo>';
1171        }
1172        $_user = '<span class="user">'.$_user.'</span>';
1173        $_sum  = ($_info['sum']) ? '<span class="sum"><bdi>'.hsc($_info['sum']).'</span></bdi>' : '';
1174        if ($_info['type']===DOKU_CHANGE_TYPE_MINOR_EDIT) $r_minor = 'class="minor"';
1175
1176        $r_head_title = ($media) ? dformat($_rev) : $id.' ['.dformat($_rev).']';
1177        $r_head  = '<bdi><a class="wikilink1" href="'.$ml_or_wl($id).'">'.
1178        $r_head_title.'</a></bdi> '.
1179        '('.$lang['current'].')'.
1180        $head_separator.$_user.' '.$_sum;
1181    }else{
1182        $r_head = '&mdash; ('.$lang['current'].')';
1183    }
1184
1185    return array($l_head, $r_head, $l_minor, $r_minor);
1186}
1187
1188/**
1189 * Show diff
1190 * between current page version and provided $text
1191 * or between the revisions provided via GET or POST
1192 *
1193 * @author Andreas Gohr <andi@splitbrain.org>
1194 * @param  string $text  when non-empty: compare with this text with most current version
1195 * @param  bool   $intro display the intro text
1196 * @param  string $type  type of the diff (inline or sidebyside)
1197 */
1198function html_diff($text = '', $intro = true, $type = null) {
1199    global $ID;
1200    global $REV;
1201    global $lang;
1202    global $INPUT;
1203    global $INFO;
1204    $pagelog = new PageChangeLog($ID);
1205
1206    /*
1207     * Determine diff type
1208     */
1209    if(!$type) {
1210        $type = $INPUT->str('difftype');
1211        if(empty($type)) {
1212            $type = get_doku_pref('difftype', $type);
1213            if(empty($type) && $INFO['ismobile']) {
1214                $type = 'inline';
1215            }
1216        }
1217    }
1218    if($type != 'inline') $type = 'sidebyside';
1219
1220    /*
1221     * Determine requested revision(s)
1222     */
1223    // we're trying to be clever here, revisions to compare can be either
1224    // given as rev and rev2 parameters, with rev2 being optional. Or in an
1225    // array in rev2.
1226    $rev1 = $REV;
1227
1228    $rev2 = $INPUT->ref('rev2');
1229    if(is_array($rev2)) {
1230        $rev1 = (int) $rev2[0];
1231        $rev2 = (int) $rev2[1];
1232
1233        if(!$rev1) {
1234            $rev1 = $rev2;
1235            unset($rev2);
1236        }
1237    } else {
1238        $rev2 = $INPUT->int('rev2');
1239    }
1240
1241    /*
1242     * Determine left and right revision, its texts and the header
1243     */
1244    $r_minor = '';
1245    $l_minor = '';
1246
1247    if($text) { // compare text to the most current revision
1248        $l_rev = '';
1249        $l_text = rawWiki($ID, '');
1250        $l_head = '<a class="wikilink1" href="' . wl($ID) . '">' .
1251            $ID . ' ' . dformat((int) @filemtime(wikiFN($ID))) . '</a> ' .
1252            $lang['current'];
1253
1254        $r_rev = '';
1255        $r_text = cleanText($text);
1256        $r_head = $lang['yours'];
1257    } else {
1258        if($rev1 && isset($rev2) && $rev2) { // two specific revisions wanted
1259            // make sure order is correct (older on the left)
1260            if($rev1 < $rev2) {
1261                $l_rev = $rev1;
1262                $r_rev = $rev2;
1263            } else {
1264                $l_rev = $rev2;
1265                $r_rev = $rev1;
1266            }
1267        } elseif($rev1) { // single revision given, compare to current
1268            $r_rev = '';
1269            $l_rev = $rev1;
1270        } else { // no revision was given, compare previous to current
1271            $r_rev = '';
1272            $revs = $pagelog->getRevisions(0, 1);
1273            $l_rev = $revs[0];
1274            $REV = $l_rev; // store revision back in $REV
1275        }
1276
1277        // when both revisions are empty then the page was created just now
1278        if(!$l_rev && !$r_rev) {
1279            $l_text = '';
1280        } else {
1281            $l_text = rawWiki($ID, $l_rev);
1282        }
1283        $r_text = rawWiki($ID, $r_rev);
1284
1285        list($l_head, $r_head, $l_minor, $r_minor) = html_diff_head($l_rev, $r_rev, null, false, $type == 'inline');
1286    }
1287
1288    /*
1289     * Build navigation
1290     */
1291    $l_nav = '';
1292    $r_nav = '';
1293    if(!$text) {
1294        list($l_nav, $r_nav) = html_diff_navigation($pagelog, $type, $l_rev, $r_rev);
1295    }
1296    /*
1297     * Create diff object and the formatter
1298     */
1299    $diff = new Diff(explode("\n", $l_text), explode("\n", $r_text));
1300
1301    if($type == 'inline') {
1302        $diffformatter = new InlineDiffFormatter();
1303    } else {
1304        $diffformatter = new TableDiffFormatter();
1305    }
1306    /*
1307     * Display intro
1308     */
1309    if($intro) print p_locale_xhtml('diff');
1310
1311    /*
1312     * Display type and exact reference
1313     */
1314    if(!$text) {
1315        ptln('<div class="diffoptions group">');
1316
1317
1318        $form = new Doku_Form(array('action' => wl()));
1319        $form->addHidden('id', $ID);
1320        $form->addHidden('rev2[0]', $l_rev);
1321        $form->addHidden('rev2[1]', $r_rev);
1322        $form->addHidden('do', 'diff');
1323        $form->addElement(
1324             form_makeListboxField(
1325                 'difftype',
1326                 array(
1327                     'sidebyside' => $lang['diff_side'],
1328                     'inline' => $lang['diff_inline']
1329                 ),
1330                 $type,
1331                 $lang['diff_type'],
1332                 '', '',
1333                 array('class' => 'quickselect')
1334             )
1335        );
1336        $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1337        $form->printForm();
1338
1339        ptln('<p>');
1340        // link to exactly this view FS#2835
1341        echo html_diff_navigationlink($type, 'difflink', $l_rev, $r_rev ? $r_rev : $INFO['currentrev']);
1342        ptln('</p>');
1343
1344        ptln('</div>'); // .diffoptions
1345    }
1346
1347    /*
1348     * Display diff view table
1349     */
1350    ?>
1351    <div class="table">
1352    <table class="diff diff_<?php echo $type ?>">
1353
1354        <?php
1355        //navigation and header
1356        if($type == 'inline') {
1357            if(!$text) { ?>
1358                <tr>
1359                    <td class="diff-lineheader">-</td>
1360                    <td class="diffnav"><?php echo $l_nav ?></td>
1361                </tr>
1362                <tr>
1363                    <th class="diff-lineheader">-</th>
1364                    <th <?php echo $l_minor ?>>
1365                        <?php echo $l_head ?>
1366                    </th>
1367                </tr>
1368            <?php } ?>
1369            <tr>
1370                <td class="diff-lineheader">+</td>
1371                <td class="diffnav"><?php echo $r_nav ?></td>
1372            </tr>
1373            <tr>
1374                <th class="diff-lineheader">+</th>
1375                <th <?php echo $r_minor ?>>
1376                    <?php echo $r_head ?>
1377                </th>
1378            </tr>
1379        <?php } else {
1380            if(!$text) { ?>
1381                <tr>
1382                    <td colspan="2" class="diffnav"><?php echo $l_nav ?></td>
1383                    <td colspan="2" class="diffnav"><?php echo $r_nav ?></td>
1384                </tr>
1385            <?php } ?>
1386            <tr>
1387                <th colspan="2" <?php echo $l_minor ?>>
1388                    <?php echo $l_head ?>
1389                </th>
1390                <th colspan="2" <?php echo $r_minor ?>>
1391                    <?php echo $r_head ?>
1392                </th>
1393            </tr>
1394        <?php }
1395
1396        //diff view
1397        echo html_insert_softbreaks($diffformatter->format($diff)); ?>
1398
1399    </table>
1400    </div>
1401<?php
1402}
1403
1404/**
1405 * Create html for revision navigation
1406 *
1407 * @param PageChangeLog $pagelog changelog object of current page
1408 * @param string        $type    inline vs sidebyside
1409 * @param int           $l_rev   left revision timestamp
1410 * @param int           $r_rev   right revision timestamp
1411 * @return string[] html of left and right navigation elements
1412 */
1413function html_diff_navigation($pagelog, $type, $l_rev, $r_rev) {
1414    global $INFO, $ID;
1415
1416    // last timestamp is not in changelog, retrieve timestamp from metadata
1417    // note: when page is removed, the metadata timestamp is zero
1418    if(!$r_rev) {
1419        if(isset($INFO['meta']['last_change']['date'])) {
1420            $r_rev = $INFO['meta']['last_change']['date'];
1421        } else {
1422            $r_rev = 0;
1423        }
1424    }
1425
1426    //retrieve revisions with additional info
1427    list($l_revs, $r_revs) = $pagelog->getRevisionsAround($l_rev, $r_rev);
1428    $l_revisions = array();
1429    if(!$l_rev) {
1430        $l_revisions[0] = array(0, "", false); //no left revision given, add dummy
1431    }
1432    foreach($l_revs as $rev) {
1433        $info = $pagelog->getRevisionInfo($rev);
1434        $l_revisions[$rev] = array(
1435            $rev,
1436            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1437            $r_rev ? $rev >= $r_rev : false //disable?
1438        );
1439    }
1440    $r_revisions = array();
1441    if(!$r_rev) {
1442        $r_revisions[0] = array(0, "", false); //no right revision given, add dummy
1443    }
1444    foreach($r_revs as $rev) {
1445        $info = $pagelog->getRevisionInfo($rev);
1446        $r_revisions[$rev] = array(
1447            $rev,
1448            dformat($info['date']) . ' ' . editorinfo($info['user'], true) . ' ' . $info['sum'],
1449            $rev <= $l_rev //disable?
1450        );
1451    }
1452
1453    //determine previous/next revisions
1454    $l_index = array_search($l_rev, $l_revs);
1455    $l_prev = $l_revs[$l_index + 1];
1456    $l_next = $l_revs[$l_index - 1];
1457    if($r_rev) {
1458        $r_index = array_search($r_rev, $r_revs);
1459        $r_prev = $r_revs[$r_index + 1];
1460        $r_next = $r_revs[$r_index - 1];
1461    } else {
1462        //removed page
1463        if($l_next) {
1464            $r_prev = $r_revs[0];
1465        } else {
1466            $r_prev = null;
1467        }
1468        $r_next = null;
1469    }
1470
1471    /*
1472     * Left side:
1473     */
1474    $l_nav = '';
1475    //move back
1476    if($l_prev) {
1477        $l_nav .= html_diff_navigationlink($type, 'diffbothprevrev', $l_prev, $r_prev);
1478        $l_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_prev, $r_rev);
1479    }
1480    //dropdown
1481    $form = new Doku_Form(array('action' => wl()));
1482    $form->addHidden('id', $ID);
1483    $form->addHidden('difftype', $type);
1484    $form->addHidden('rev2[1]', $r_rev);
1485    $form->addHidden('do', 'diff');
1486    $form->addElement(
1487         form_makeListboxField(
1488             'rev2[0]',
1489             $l_revisions,
1490             $l_rev,
1491             '', '', '',
1492             array('class' => 'quickselect')
1493         )
1494    );
1495    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1496    $l_nav .= $form->getForm();
1497    //move forward
1498    if($l_next && ($l_next < $r_rev || !$r_rev)) {
1499        $l_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_next, $r_rev);
1500    }
1501
1502    /*
1503     * Right side:
1504     */
1505    $r_nav = '';
1506    //move back
1507    if($l_rev < $r_prev) {
1508        $r_nav .= html_diff_navigationlink($type, 'diffprevrev', $l_rev, $r_prev);
1509    }
1510    //dropdown
1511    $form = new Doku_Form(array('action' => wl()));
1512    $form->addHidden('id', $ID);
1513    $form->addHidden('rev2[0]', $l_rev);
1514    $form->addHidden('difftype', $type);
1515    $form->addHidden('do', 'diff');
1516    $form->addElement(
1517         form_makeListboxField(
1518             'rev2[1]',
1519             $r_revisions,
1520             $r_rev,
1521             '', '', '',
1522             array('class' => 'quickselect')
1523         )
1524    );
1525    $form->addElement(form_makeButton('submit', 'diff', 'Go'));
1526    $r_nav .= $form->getForm();
1527    //move forward
1528    if($r_next) {
1529        if($pagelog->isCurrentRevision($r_next)) {
1530            $r_nav .= html_diff_navigationlink($type, 'difflastrev', $l_rev); //last revision is diff with current page
1531        } else {
1532            $r_nav .= html_diff_navigationlink($type, 'diffnextrev', $l_rev, $r_next);
1533        }
1534        $r_nav .= html_diff_navigationlink($type, 'diffbothnextrev', $l_next, $r_next);
1535    }
1536    return array($l_nav, $r_nav);
1537}
1538
1539/**
1540 * Create html link to a diff defined by two revisions
1541 *
1542 * @param string $difftype display type
1543 * @param string $linktype
1544 * @param int $lrev oldest revision
1545 * @param int $rrev newest revision or null for diff with current revision
1546 * @return string html of link to a diff
1547 */
1548function html_diff_navigationlink($difftype, $linktype, $lrev, $rrev = null) {
1549    global $ID, $lang;
1550    if(!$rrev) {
1551        $urlparam = array(
1552            'do' => 'diff',
1553            'rev' => $lrev,
1554            'difftype' => $difftype,
1555        );
1556    } else {
1557        $urlparam = array(
1558            'do' => 'diff',
1559            'rev2[0]' => $lrev,
1560            'rev2[1]' => $rrev,
1561            'difftype' => $difftype,
1562        );
1563    }
1564    return  '<a class="' . $linktype . '" href="' . wl($ID, $urlparam) . '" title="' . $lang[$linktype] . '">' .
1565                '<span>' . $lang[$linktype] . '</span>' .
1566            '</a>' . "\n";
1567}
1568
1569/**
1570 * Insert soft breaks in diff html
1571 *
1572 * @param string $diffhtml
1573 * @return string
1574 */
1575function html_insert_softbreaks($diffhtml) {
1576    // search the diff html string for both:
1577    // - html tags, so these can be ignored
1578    // - long strings of characters without breaking characters
1579    return preg_replace_callback('/<[^>]*>|[^<> ]{12,}/','html_softbreak_callback',$diffhtml);
1580}
1581
1582/**
1583 * callback which adds softbreaks
1584 *
1585 * @param array $match array with first the complete match
1586 * @return string the replacement
1587 */
1588function html_softbreak_callback($match){
1589    // if match is an html tag, return it intact
1590    if ($match[0][0] == '<') return $match[0];
1591
1592    // its a long string without a breaking character,
1593    // make certain characters into breaking characters by inserting a
1594    // word break opportunity (<wbr> tag) in front of them.
1595    $regex = <<< REGEX
1596(?(?=              # start a conditional expression with a positive look ahead ...
1597&\#?\\w{1,6};)     # ... for html entities - we don't want to split them (ok to catch some invalid combinations)
1598&\#?\\w{1,6};      # yes pattern - a quicker match for the html entity, since we know we have one
1599|
1600[?/,&\#;:]         # no pattern - any other group of 'special' characters to insert a breaking character after
1601)+                 # end conditional expression
1602REGEX;
1603
1604    return preg_replace('<'.$regex.'>xu','\0<wbr>',$match[0]);
1605}
1606
1607/**
1608 * show warning on conflict detection
1609 *
1610 * @author Andreas Gohr <andi@splitbrain.org>
1611 *
1612 * @param string $text
1613 * @param string $summary
1614 */
1615function html_conflict($text,$summary){
1616    global $ID;
1617    global $lang;
1618
1619    print p_locale_xhtml('conflict');
1620    $form = new Doku_Form(array('id' => 'dw__editform'));
1621    $form->addHidden('id', $ID);
1622    $form->addHidden('wikitext', $text);
1623    $form->addHidden('summary', $summary);
1624    $form->addElement(form_makeButton('submit', 'save', $lang['btn_save'], array('accesskey'=>'s')));
1625    $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel']));
1626    html_form('conflict', $form);
1627    print '<br /><br /><br /><br />'.NL;
1628}
1629
1630/**
1631 * Prints the global message array
1632 *
1633 * @author Andreas Gohr <andi@splitbrain.org>
1634 */
1635function html_msgarea(){
1636    global $MSG, $MSG_shown;
1637    /** @var array $MSG */
1638    // store if the global $MSG has already been shown and thus HTML output has been started
1639    $MSG_shown = true;
1640
1641    if(!isset($MSG)) return;
1642
1643    $shown = array();
1644    foreach($MSG as $msg){
1645        $hash = md5($msg['msg']);
1646        if(isset($shown[$hash])) continue; // skip double messages
1647        if(info_msg_allowed($msg)){
1648            print '<div class="'.$msg['lvl'].'">';
1649            print $msg['msg'];
1650            print '</div>';
1651        }
1652        $shown[$hash] = 1;
1653    }
1654
1655    unset($GLOBALS['MSG']);
1656}
1657
1658/**
1659 * Prints the registration form
1660 *
1661 * @author Andreas Gohr <andi@splitbrain.org>
1662 */
1663function html_register(){
1664    global $lang;
1665    global $conf;
1666    global $INPUT;
1667
1668    $base_attrs = array('size'=>50,'required'=>'required');
1669    $email_attrs = $base_attrs + array('type'=>'email','class'=>'edit');
1670
1671    print p_locale_xhtml('register');
1672    print '<div class="centeralign">'.NL;
1673    $form = new Doku_Form(array('id' => 'dw__register'));
1674    $form->startFieldset($lang['btn_register']);
1675    $form->addHidden('do', 'register');
1676    $form->addHidden('save', '1');
1677    $form->addElement(
1678        form_makeTextField(
1679            'login',
1680            $INPUT->post->str('login'),
1681            $lang['user'],
1682            '',
1683            'block',
1684            $base_attrs
1685        )
1686    );
1687    if (!$conf['autopasswd']) {
1688        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', $base_attrs));
1689        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', $base_attrs));
1690    }
1691    $form->addElement(
1692        form_makeTextField(
1693            'fullname',
1694            $INPUT->post->str('fullname'),
1695            $lang['fullname'],
1696            '',
1697            'block',
1698            $base_attrs
1699        )
1700    );
1701    $form->addElement(
1702        form_makeField(
1703            'email',
1704            'email',
1705            $INPUT->post->str('email'),
1706            $lang['email'],
1707            '',
1708            'block',
1709            $email_attrs
1710        )
1711    );
1712    $form->addElement(form_makeButton('submit', '', $lang['btn_register']));
1713    $form->endFieldset();
1714    html_form('register', $form);
1715
1716    print '</div>'.NL;
1717}
1718
1719/**
1720 * Print the update profile form
1721 *
1722 * @author Christopher Smith <chris@jalakai.co.uk>
1723 * @author Andreas Gohr <andi@splitbrain.org>
1724 */
1725function html_updateprofile(){
1726    global $lang;
1727    global $conf;
1728    global $INPUT;
1729    global $INFO;
1730    /** @var AuthPlugin $auth */
1731    global $auth;
1732
1733    print p_locale_xhtml('updateprofile');
1734    print '<div class="centeralign">'.NL;
1735
1736    $fullname = $INPUT->post->str('fullname', $INFO['userinfo']['name'], true);
1737    $email = $INPUT->post->str('email', $INFO['userinfo']['mail'], true);
1738    $form = new Doku_Form(array('id' => 'dw__register'));
1739    $form->startFieldset($lang['profile']);
1740    $form->addHidden('do', 'profile');
1741    $form->addHidden('save', '1');
1742    $form->addElement(
1743        form_makeTextField(
1744            'login',
1745            $_SERVER['REMOTE_USER'],
1746            $lang['user'],
1747            '',
1748            'block',
1749            array('size' => '50', 'disabled' => 'disabled')
1750        )
1751    );
1752    $attr = array('size'=>'50');
1753    if (!$auth->canDo('modName')) $attr['disabled'] = 'disabled';
1754    $form->addElement(form_makeTextField('fullname', $fullname, $lang['fullname'], '', 'block', $attr));
1755    $attr = array('size'=>'50', 'class'=>'edit');
1756    if (!$auth->canDo('modMail')) $attr['disabled'] = 'disabled';
1757    $form->addElement(form_makeField('email','email', $email, $lang['email'], '', 'block', $attr));
1758    $form->addElement(form_makeTag('br'));
1759    if ($auth->canDo('modPass')) {
1760        $form->addElement(form_makePasswordField('newpass', $lang['newpass'], '', 'block', array('size'=>'50')));
1761        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
1762    }
1763    if ($conf['profileconfirm']) {
1764        $form->addElement(form_makeTag('br'));
1765        $form->addElement(
1766            form_makePasswordField(
1767                'oldpass',
1768                $lang['oldpass'],
1769                '',
1770                'block',
1771                array('size' => '50', 'required' => 'required')
1772            )
1773        );
1774    }
1775    $form->addElement(form_makeButton('submit', '', $lang['btn_save']));
1776    $form->addElement(form_makeButton('reset', '', $lang['btn_reset']));
1777
1778    $form->endFieldset();
1779    html_form('updateprofile', $form);
1780
1781    if ($auth->canDo('delUser') && actionOK('profile_delete')) {
1782        $form_profiledelete = new Doku_Form(array('id' => 'dw__profiledelete'));
1783        $form_profiledelete->startFieldset($lang['profdeleteuser']);
1784        $form_profiledelete->addHidden('do', 'profile_delete');
1785        $form_profiledelete->addHidden('delete', '1');
1786        $form_profiledelete->addElement(
1787            form_makeCheckboxField(
1788                'confirm_delete',
1789                '1',
1790                $lang['profconfdelete'],
1791                'dw__confirmdelete',
1792                '',
1793                array('required' => 'required')
1794            )
1795        );
1796        if ($conf['profileconfirm']) {
1797            $form_profiledelete->addElement(form_makeTag('br'));
1798            $form_profiledelete->addElement(
1799                form_makePasswordField(
1800                    'oldpass',
1801                    $lang['oldpass'],
1802                    '',
1803                    'block',
1804                    array('size' => '50', 'required' => 'required')
1805                )
1806            );
1807        }
1808        $form_profiledelete->addElement(form_makeButton('submit', '', $lang['btn_deleteuser']));
1809        $form_profiledelete->endFieldset();
1810
1811        html_form('profiledelete', $form_profiledelete);
1812    }
1813
1814    print '</div>'.NL;
1815}
1816
1817/**
1818 * Preprocess edit form data
1819 *
1820 * @author   Andreas Gohr <andi@splitbrain.org>
1821 *
1822 * @triggers HTML_EDITFORM_OUTPUT
1823 */
1824function html_edit(){
1825    global $INPUT;
1826    global $ID;
1827    global $REV;
1828    global $DATE;
1829    global $PRE;
1830    global $SUF;
1831    global $INFO;
1832    global $SUM;
1833    global $lang;
1834    global $conf;
1835    global $TEXT;
1836
1837    if ($INPUT->has('changecheck')) {
1838        $check = $INPUT->str('changecheck');
1839    } elseif(!$INFO['exists']){
1840        // $TEXT has been loaded from page template
1841        $check = md5('');
1842    } else {
1843        $check = md5($TEXT);
1844    }
1845    $mod = md5($TEXT) !== $check;
1846
1847    $wr = $INFO['writable'] && !$INFO['locked'];
1848    $include = 'edit';
1849    if($wr){
1850        if ($REV) $include = 'editrev';
1851    }else{
1852        // check pseudo action 'source'
1853        if(!actionOK('source')){
1854            msg('Command disabled: source',-1);
1855            return;
1856        }
1857        $include = 'read';
1858    }
1859
1860    global $license;
1861
1862    $form = new Doku_Form(array('id' => 'dw__editform'));
1863    $form->addHidden('id', $ID);
1864    $form->addHidden('rev', $REV);
1865    $form->addHidden('date', $DATE);
1866    $form->addHidden('prefix', $PRE . '.');
1867    $form->addHidden('suffix', $SUF);
1868    $form->addHidden('changecheck', $check);
1869
1870    $data = array('form' => $form,
1871                  'wr'   => $wr,
1872                  'media_manager' => true,
1873                  'target' => ($INPUT->has('target') && $wr) ? $INPUT->str('target') : 'section',
1874                  'intro_locale' => $include);
1875
1876    if ($data['target'] !== 'section') {
1877        // Only emit event if page is writable, section edit data is valid and
1878        // edit target is not section.
1879        Event::createAndTrigger('HTML_EDIT_FORMSELECTION', $data, 'html_edit_form', true);
1880    } else {
1881        html_edit_form($data);
1882    }
1883    if (isset($data['intro_locale'])) {
1884        echo p_locale_xhtml($data['intro_locale']);
1885    }
1886
1887    $form->addHidden('target', $data['target']);
1888    if ($INPUT->has('hid')) {
1889        $form->addHidden('hid', $INPUT->str('hid'));
1890    }
1891    if ($INPUT->has('codeblockOffset')) {
1892        $form->addHidden('codeblockOffset', $INPUT->str('codeblockOffset'));
1893    }
1894    $form->addElement(form_makeOpenTag('div', array('id'=>'wiki__editbar', 'class'=>'editBar')));
1895    $form->addElement(form_makeOpenTag('div', array('id'=>'size__ctl')));
1896    $form->addElement(form_makeCloseTag('div'));
1897    if ($wr) {
1898        $form->addElement(form_makeOpenTag('div', array('class'=>'editButtons')));
1899        $form->addElement(
1900            form_makeButton(
1901                'submit',
1902                'save',
1903                $lang['btn_save'],
1904                array('id' => 'edbtn__save', 'accesskey' => 's', 'tabindex' => '4')
1905            )
1906        );
1907        $form->addElement(
1908            form_makeButton(
1909                'submit',
1910                'preview',
1911                $lang['btn_preview'],
1912                array('id' => 'edbtn__preview', 'accesskey' => 'p', 'tabindex' => '5')
1913            )
1914        );
1915        $form->addElement(form_makeButton('submit', 'cancel', $lang['btn_cancel'], array('tabindex'=>'6')));
1916        $form->addElement(form_makeCloseTag('div'));
1917        $form->addElement(form_makeOpenTag('div', array('class'=>'summary')));
1918        $form->addElement(
1919            form_makeTextField(
1920                'summary',
1921                $SUM,
1922                $lang['summary'],
1923                'edit__summary',
1924                'nowrap',
1925                array('size' => '50', 'tabindex' => '2')
1926            )
1927        );
1928        $elem = html_minoredit();
1929        if ($elem) $form->addElement($elem);
1930        $form->addElement(form_makeCloseTag('div'));
1931    }
1932    $form->addElement(form_makeCloseTag('div'));
1933    if($wr && $conf['license']){
1934        $form->addElement(form_makeOpenTag('div', array('class'=>'license')));
1935        $out  = $lang['licenseok'];
1936        $out .= ' <a href="'.$license[$conf['license']]['url'].'" rel="license" class="urlextern"';
1937        if($conf['target']['extern']) $out .= ' target="'.$conf['target']['extern'].'"';
1938        $out .= '>'.$license[$conf['license']]['name'].'</a>';
1939        $form->addElement($out);
1940        $form->addElement(form_makeCloseTag('div'));
1941    }
1942
1943    if ($wr) {
1944        // sets changed to true when previewed
1945        echo '<script type="text/javascript">/*<![CDATA[*/'. NL;
1946        echo 'textChanged = ' . ($mod ? 'true' : 'false');
1947        echo '/*!]]>*/</script>' . NL;
1948    } ?>
1949    <div class="editBox" role="application">
1950
1951    <div class="toolbar group">
1952        <div id="tool__bar" class="tool__bar"><?php
1953            if ($wr && $data['media_manager']){
1954                ?><a href="<?php echo DOKU_BASE?>lib/exe/mediamanager.php?ns=<?php echo $INFO['namespace']?>"
1955                target="_blank"><?php echo $lang['mediaselect'] ?></a><?php
1956            }?>
1957        </div>
1958    </div>
1959    <div id="draft__status" class="draft__status">
1960        <?php
1961        $draft = new \dokuwiki\Draft($ID, $INFO['client']);
1962        if ($draft->isDraftAvailable()) {
1963            echo $draft->getDraftMessage();
1964        }
1965        ?>
1966    </div>
1967    <?php
1968
1969    html_form('edit', $form);
1970    print '</div>'.NL;
1971}
1972
1973/**
1974 * Display the default edit form
1975 *
1976 * Is the default action for HTML_EDIT_FORMSELECTION.
1977 *
1978 * @param mixed[] $param
1979 */
1980function html_edit_form($param) {
1981    global $TEXT;
1982
1983    if ($param['target'] !== 'section') {
1984        msg('No editor for edit target ' . hsc($param['target']) . ' found.', -1);
1985    }
1986
1987    $attr = array('tabindex'=>'1');
1988    if (!$param['wr']) $attr['readonly'] = 'readonly';
1989
1990    $param['form']->addElement(form_makeWikiText($TEXT, $attr));
1991}
1992
1993/**
1994 * Adds a checkbox for minor edits for logged in users
1995 *
1996 * @author Andreas Gohr <andi@splitbrain.org>
1997 *
1998 * @return array|bool
1999 */
2000function html_minoredit(){
2001    global $conf;
2002    global $lang;
2003    global $INPUT;
2004    // minor edits are for logged in users only
2005    if(!$conf['useacl'] || !$_SERVER['REMOTE_USER']){
2006        return false;
2007    }
2008
2009    $p = array();
2010    $p['tabindex'] = 3;
2011    if($INPUT->bool('minor')) $p['checked']='checked';
2012    return form_makeCheckboxField('minor', '1', $lang['minoredit'], 'minoredit', 'nowrap', $p);
2013}
2014
2015/**
2016 * prints some debug info
2017 *
2018 * @author Andreas Gohr <andi@splitbrain.org>
2019 */
2020function html_debug(){
2021    global $conf;
2022    global $lang;
2023    /** @var AuthPlugin $auth */
2024    global $auth;
2025    global $INFO;
2026
2027    //remove sensitive data
2028    $cnf = $conf;
2029    debug_guard($cnf);
2030    $nfo = $INFO;
2031    debug_guard($nfo);
2032    $ses = $_SESSION;
2033    debug_guard($ses);
2034
2035    print '<html><body>';
2036
2037    print '<p>When reporting bugs please send all the following ';
2038    print 'output as a mail to andi@splitbrain.org ';
2039    print 'The best way to do this is to save this page in your browser</p>';
2040
2041    print '<b>$INFO:</b><pre>';
2042    print_r($nfo);
2043    print '</pre>';
2044
2045    print '<b>$_SERVER:</b><pre>';
2046    print_r($_SERVER);
2047    print '</pre>';
2048
2049    print '<b>$conf:</b><pre>';
2050    print_r($cnf);
2051    print '</pre>';
2052
2053    print '<b>DOKU_BASE:</b><pre>';
2054    print DOKU_BASE;
2055    print '</pre>';
2056
2057    print '<b>abs DOKU_BASE:</b><pre>';
2058    print DOKU_URL;
2059    print '</pre>';
2060
2061    print '<b>rel DOKU_BASE:</b><pre>';
2062    print dirname($_SERVER['PHP_SELF']).'/';
2063    print '</pre>';
2064
2065    print '<b>PHP Version:</b><pre>';
2066    print phpversion();
2067    print '</pre>';
2068
2069    print '<b>locale:</b><pre>';
2070    print setlocale(LC_ALL,0);
2071    print '</pre>';
2072
2073    print '<b>encoding:</b><pre>';
2074    print $lang['encoding'];
2075    print '</pre>';
2076
2077    if($auth){
2078        print '<b>Auth backend capabilities:</b><pre>';
2079        foreach ($auth->getCapabilities() as $cando){
2080            print '   '.str_pad($cando,16) . ' => ' . (int)$auth->canDo($cando) . NL;
2081        }
2082        print '</pre>';
2083    }
2084
2085    print '<b>$_SESSION:</b><pre>';
2086    print_r($ses);
2087    print '</pre>';
2088
2089    print '<b>Environment:</b><pre>';
2090    print_r($_ENV);
2091    print '</pre>';
2092
2093    print '<b>PHP settings:</b><pre>';
2094    $inis = ini_get_all();
2095    print_r($inis);
2096    print '</pre>';
2097
2098    if (function_exists('apache_get_version')) {
2099        $apache = array();
2100        $apache['version'] = apache_get_version();
2101
2102        if (function_exists('apache_get_modules')) {
2103            $apache['modules'] = apache_get_modules();
2104        }
2105        print '<b>Apache</b><pre>';
2106        print_r($apache);
2107        print '</pre>';
2108    }
2109
2110    print '</body></html>';
2111}
2112
2113/**
2114 * Form to request a new password for an existing account
2115 *
2116 * @author Benoit Chesneau <benoit@bchesneau.info>
2117 * @author Andreas Gohr <gohr@cosmocode.de>
2118 */
2119function html_resendpwd() {
2120    global $lang;
2121    global $conf;
2122    global $INPUT;
2123
2124    $token = preg_replace('/[^a-f0-9]+/','',$INPUT->str('pwauth'));
2125
2126    if(!$conf['autopasswd'] && $token){
2127        print p_locale_xhtml('resetpwd');
2128        print '<div class="centeralign">'.NL;
2129        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2130        $form->startFieldset($lang['btn_resendpwd']);
2131        $form->addHidden('token', $token);
2132        $form->addHidden('do', 'resendpwd');
2133
2134        $form->addElement(form_makePasswordField('pass', $lang['pass'], '', 'block', array('size'=>'50')));
2135        $form->addElement(form_makePasswordField('passchk', $lang['passchk'], '', 'block', array('size'=>'50')));
2136
2137        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2138        $form->endFieldset();
2139        html_form('resendpwd', $form);
2140        print '</div>'.NL;
2141    }else{
2142        print p_locale_xhtml('resendpwd');
2143        print '<div class="centeralign">'.NL;
2144        $form = new Doku_Form(array('id' => 'dw__resendpwd'));
2145        $form->startFieldset($lang['resendpwd']);
2146        $form->addHidden('do', 'resendpwd');
2147        $form->addHidden('save', '1');
2148        $form->addElement(form_makeTag('br'));
2149        $form->addElement(form_makeTextField('login', $INPUT->post->str('login'), $lang['user'], '', 'block'));
2150        $form->addElement(form_makeTag('br'));
2151        $form->addElement(form_makeTag('br'));
2152        $form->addElement(form_makeButton('submit', '', $lang['btn_resendpwd']));
2153        $form->endFieldset();
2154        html_form('resendpwd', $form);
2155        print '</div>'.NL;
2156    }
2157}
2158
2159/**
2160 * Return the TOC rendered to XHTML
2161 *
2162 * @author Andreas Gohr <andi@splitbrain.org>
2163 *
2164 * @param array $toc
2165 * @return string html
2166 */
2167function html_TOC($toc){
2168    if(!count($toc)) return '';
2169    global $lang;
2170    $out  = '<!-- TOC START -->'.DOKU_LF;
2171    $out .= '<div id="dw__toc" class="dw__toc">'.DOKU_LF;
2172    $out .= '<h3 class="toggle">';
2173    $out .= $lang['toc'];
2174    $out .= '</h3>'.DOKU_LF;
2175    $out .= '<div>'.DOKU_LF;
2176    $out .= html_buildlist($toc,'toc','html_list_toc','html_li_default',true);
2177    $out .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
2178    $out .= '<!-- TOC END -->'.DOKU_LF;
2179    return $out;
2180}
2181
2182/**
2183 * Callback for html_buildlist
2184 *
2185 * @param array $item
2186 * @return string html
2187 */
2188function html_list_toc($item){
2189    if(isset($item['hid'])){
2190        $link = '#'.$item['hid'];
2191    }else{
2192        $link = $item['link'];
2193    }
2194
2195    return '<a href="'.$link.'">'.hsc($item['title']).'</a>';
2196}
2197
2198/**
2199 * Helper function to build TOC items
2200 *
2201 * Returns an array ready to be added to a TOC array
2202 *
2203 * @param string $link  - where to link (if $hash set to '#' it's a local anchor)
2204 * @param string $text  - what to display in the TOC
2205 * @param int    $level - nesting level
2206 * @param string $hash  - is prepended to the given $link, set blank if you want full links
2207 * @return array the toc item
2208 */
2209function html_mktocitem($link, $text, $level, $hash='#'){
2210    return  array( 'link'  => $hash.$link,
2211            'title' => $text,
2212            'type'  => 'ul',
2213            'level' => $level);
2214}
2215
2216/**
2217 * Output a Doku_Form object.
2218 * Triggers an event with the form name: HTML_{$name}FORM_OUTPUT
2219 *
2220 * @author Tom N Harris <tnharris@whoopdedo.org>
2221 *
2222 * @param string     $name The name of the form
2223 * @param Doku_Form  $form The form
2224 */
2225function html_form($name, &$form) {
2226    // Safety check in case the caller forgets.
2227    $form->endFieldset();
2228    Event::createAndTrigger('HTML_'.strtoupper($name).'FORM_OUTPUT', $form, 'html_form_output', false);
2229}
2230
2231/**
2232 * Form print function.
2233 * Just calls printForm() on the data object.
2234 *
2235 * @param Doku_Form $data The form
2236 */
2237function html_form_output($data) {
2238    $data->printForm();
2239}
2240
2241/**
2242 * Embed a flash object in HTML
2243 *
2244 * This will create the needed HTML to embed a flash movie in a cross browser
2245 * compatble way using valid XHTML
2246 *
2247 * The parameters $params, $flashvars and $atts need to be associative arrays.
2248 * No escaping needs to be done for them. The alternative content *has* to be
2249 * escaped because it is used as is. If no alternative content is given
2250 * $lang['noflash'] is used.
2251 *
2252 * @author Andreas Gohr <andi@splitbrain.org>
2253 * @link   http://latrine.dgx.cz/how-to-correctly-insert-a-flash-into-xhtml
2254 *
2255 * @param string $swf      - the SWF movie to embed
2256 * @param int $width       - width of the flash movie in pixels
2257 * @param int $height      - height of the flash movie in pixels
2258 * @param array $params    - additional parameters (<param>)
2259 * @param array $flashvars - parameters to be passed in the flashvar parameter
2260 * @param array $atts      - additional attributes for the <object> tag
2261 * @param string $alt      - alternative content (is NOT automatically escaped!)
2262 * @return string         - the XHTML markup
2263 */
2264function html_flashobject($swf,$width,$height,$params=null,$flashvars=null,$atts=null,$alt=''){
2265    global $lang;
2266
2267    $out = '';
2268
2269    // prepare the object attributes
2270    if(is_null($atts)) $atts = array();
2271    $atts['width']  = (int) $width;
2272    $atts['height'] = (int) $height;
2273    if(!$atts['width'])  $atts['width']  = 425;
2274    if(!$atts['height']) $atts['height'] = 350;
2275
2276    // add object attributes for standard compliant browsers
2277    $std = $atts;
2278    $std['type'] = 'application/x-shockwave-flash';
2279    $std['data'] = $swf;
2280
2281    // add object attributes for IE
2282    $ie  = $atts;
2283    $ie['classid'] = 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000';
2284
2285    // open object (with conditional comments)
2286    $out .= '<!--[if !IE]> -->'.NL;
2287    $out .= '<object '.buildAttributes($std).'>'.NL;
2288    $out .= '<!-- <![endif]-->'.NL;
2289    $out .= '<!--[if IE]>'.NL;
2290    $out .= '<object '.buildAttributes($ie).'>'.NL;
2291    $out .= '    <param name="movie" value="'.hsc($swf).'" />'.NL;
2292    $out .= '<!--><!-- -->'.NL;
2293
2294    // print params
2295    if(is_array($params)) foreach($params as $key => $val){
2296        $out .= '  <param name="'.hsc($key).'" value="'.hsc($val).'" />'.NL;
2297    }
2298
2299    // add flashvars
2300    if(is_array($flashvars)){
2301        $out .= '  <param name="FlashVars" value="'.buildURLparams($flashvars).'" />'.NL;
2302    }
2303
2304    // alternative content
2305    if($alt){
2306        $out .= $alt.NL;
2307    }else{
2308        $out .= $lang['noflash'].NL;
2309    }
2310
2311    // finish
2312    $out .= '</object>'.NL;
2313    $out .= '<!-- <![endif]-->'.NL;
2314
2315    return $out;
2316}
2317
2318/**
2319 * Prints HTML code for the given tab structure
2320 *
2321 * @param array  $tabs        tab structure
2322 * @param string $current_tab the current tab id
2323 */
2324function html_tabs($tabs, $current_tab = null) {
2325    echo '<ul class="tabs">'.NL;
2326
2327    foreach($tabs as $id => $tab) {
2328        html_tab($tab['href'], $tab['caption'], $id === $current_tab);
2329    }
2330
2331    echo '</ul>'.NL;
2332}
2333
2334/**
2335 * Prints a single tab
2336 *
2337 * @author Kate Arzamastseva <pshns@ukr.net>
2338 * @author Adrian Lang <mail@adrianlang.de>
2339 *
2340 * @param string $href - tab href
2341 * @param string $caption - tab caption
2342 * @param boolean $selected - is tab selected
2343 */
2344
2345function html_tab($href, $caption, $selected=false) {
2346    $tab = '<li>';
2347    if ($selected) {
2348        $tab .= '<strong>';
2349    } else {
2350        $tab .= '<a href="' . hsc($href) . '">';
2351    }
2352    $tab .= hsc($caption)
2353         .  '</' . ($selected ? 'strong' : 'a') . '>'
2354         .  '</li>'.NL;
2355    echo $tab;
2356}
2357
2358/**
2359 * Display size change
2360 *
2361 * @param int $sizechange - size of change in Bytes
2362 * @param Doku_Form $form - form to add elements to
2363 */
2364
2365function html_sizechange($sizechange, Doku_Form $form) {
2366    if(isset($sizechange)) {
2367        $class = 'sizechange';
2368        $value = filesize_h(abs($sizechange));
2369        if($sizechange > 0) {
2370            $class .= ' positive';
2371            $value = '+' . $value;
2372        } elseif($sizechange < 0) {
2373            $class .= ' negative';
2374            $value = '-' . $value;
2375        } else {
2376            $value = '±' . $value;
2377        }
2378        $form->addElement(form_makeOpenTag('span', array('class' => $class)));
2379        $form->addElement($value);
2380        $form->addElement(form_makeCloseTag('span'));
2381    }
2382}
2383