xref: /dokuwiki/inc/parser/xhtml.php (revision 92b83b77a91e8d0d82845ec6783c3a181068071d) 
1<?php
2/**
3 * Renderer for XHTML output
4 *
5 * @author Harry Fuecks <hfuecks@gmail.com>
6 * @author Andreas Gohr <andi@splitbrain.org>
7 */
8
9if(!defined('DOKU_INC')) define('DOKU_INC',realpath(dirname(__FILE__).'/../../').'/');
10
11if ( !defined('DOKU_LF') ) {
12    // Some whitespace to help View > Source
13    define ('DOKU_LF',"\n");
14}
15
16if ( !defined('DOKU_TAB') ) {
17    // Some whitespace to help View > Source
18    define ('DOKU_TAB',"\t");
19}
20
21require_once DOKU_INC . 'inc/parser/renderer.php';
22
23/**
24 * The Renderer
25 */
26class Doku_Renderer_xhtml extends Doku_Renderer {
27
28    var $doc = '';
29
30    var $headers = array();
31
32    var $footnotes = array();
33
34    var $acronyms = array();
35    var $smileys = array();
36    var $badwords = array();
37    var $entities = array();
38    var $interwiki = array();
39
40    var $lastsec = 0;
41
42    var $store = '';
43
44
45    function document_start() {
46    }
47
48    function document_end() {
49        // add button for last section if any and more than one
50        if($this->lastsec > 1) $this->_secedit($this->lastsec,'');
51
52        if ( count ($this->footnotes) > 0 ) {
53            $this->doc .= '<div class="footnotes">'.DOKU_LF;
54            foreach ( $this->footnotes as $footnote ) {
55                $this->doc .= $footnote;
56            }
57            $this->doc .= '</div>'.DOKU_LF;
58        }
59    }
60
61    function toc_open() {
62        $this->doc .= '<div class="toc">'.DOKU_LF;
63        $this->doc .= '<div class="tocheader">Table of Contents <script type="text/javascript">showTocToggle("+","-")</script></div>'.DOKU_LF;
64        $this->doc .= '<div id="tocinside">'.DOKU_LF;
65    }
66
67    function tocbranch_open($level) {
68        $this->doc .= '<ul class="toc">'.DOKU_LF;
69    }
70
71    function tocitem_open($level, $empty = FALSE) {
72        if ( !$empty ) {
73            $this->doc .= '<li class="level'.$level.'">';
74        } else {
75            $this->doc .= '<li class="clear">';
76        }
77    }
78
79    function tocelement($level, $title) {
80        $this->doc .= '<span class="li"><a href="#'.$this->_headerToLink($title).'" class="toc">';
81        $this->doc .= $this->_xmlEntities($title);
82        $this->doc .= '</a></span>';
83    }
84
85    function tocitem_close($level) {
86        $this->doc .= '</li>'.DOKU_LF;
87    }
88
89    function tocbranch_close($level) {
90        $this->doc .= '</ul>'.DOKU_LF;
91    }
92
93    function toc_close() {
94        $this->doc .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
95    }
96
97    function header($text, $level, $pos) {
98        global $conf;
99        //handle section editing
100        if($level <= $conf['maxseclevel']){
101            // add button for last section if any
102            if($this->lastsec) $this->_secedit($this->lastsec,$pos-1);
103            // remember current position
104            $this->lastsec = $pos;
105        }
106
107        $this->doc .= DOKU_LF.'<a name="'.$this->_headerToLink($text).'"></a><h'.$level.'>';
108        $this->doc .= $this->_xmlEntities($text);
109        $this->doc .= "</h$level>".DOKU_LF;
110    }
111
112    function section_open($level) {
113        $this->doc .= "<div class=\"level$level\">".DOKU_LF;
114    }
115
116    function section_close() {
117        $this->doc .= DOKU_LF.'</div>'.DOKU_LF;
118    }
119
120    function cdata($text) {
121        $this->doc .= $this->_xmlEntities($text);
122    }
123
124    function p_open() {
125        $this->doc .= DOKU_LF.'<p>'.DOKU_LF;
126    }
127
128    function p_close() {
129        $this->doc .= DOKU_LF.'</p>'.DOKU_LF;
130    }
131
132    function linebreak() {
133        $this->doc .= '<br/>'.DOKU_LF;
134    }
135
136    function hr() {
137        $this->doc .= '<hr noshade="noshade" size="1" />'.DOKU_LF;
138    }
139
140    function strong_open() {
141        $this->doc .= '<strong>';
142    }
143
144    function strong_close() {
145        $this->doc .= '</strong>';
146    }
147
148    function emphasis_open() {
149        $this->doc .= '<em>';
150    }
151
152    function emphasis_close() {
153        $this->doc .= '</em>';
154    }
155
156    function underline_open() {
157        $this->doc .= '<u>';
158    }
159
160    function underline_close() {
161        $this->doc .= '</u>';
162    }
163
164    function monospace_open() {
165        $this->doc .= '<code>';
166    }
167
168    function monospace_close() {
169        $this->doc .= '</code>';
170    }
171
172    function subscript_open() {
173        $this->doc .= '<sub>';
174    }
175
176    function subscript_close() {
177        $this->doc .= '</sub>';
178    }
179
180    function superscript_open() {
181        $this->doc .= '<sup>';
182    }
183
184    function superscript_close() {
185        $this->doc .= '</sup>';
186    }
187
188    function deleted_open() {
189        $this->doc .= '<del>';
190    }
191
192    function deleted_close() {
193        $this->doc .= '</del>';
194    }
195
196    function footnote_open() {
197        $id = $this->_newFootnoteId();
198        $this->doc .= '<a href="#fn'.$id.'" name="fnt'.$id.'" class="fn_top">'.$id.')</a>';
199
200        // move current content to store and record footnote
201        $this->store = $this->doc;
202        $this->doc   = '';
203
204        $this->doc .= '<div class="fn">';
205        $this->doc .= '<a href="#fnt'.$id.'" name="fn'.$id.'" class="fn_bot">';
206        $this->doc .= $id.')</a> '.DOKU_LF;
207    }
208
209    function footnote_close() {
210       # $contents = ob_get_contents();
211       # ob_end_clean();
212       # $id = array_pop($this->footnoteIdStack);
213
214       # $contents = '<div class="fn"><a href="#fnt'.
215       #     $id.'" name="fn'.$id.'" class="fn_bot">'.
216       #         $id.')</a> ' .DOKU_LF .$contents. "\n" . '</div>' . DOKU_LF;
217       # $this->footnotes[$id] = $contents;
218
219
220        $this->doc .= '</div>' . DOKU_LF;
221
222        // put recorded footnote into the stack and restore old content
223        $this->footnotes[count($this->footnotes)] = $this->doc;
224        $this->doc = $this->store;
225        $this->store = '';
226    }
227
228    function listu_open() {
229        $this->doc .= '<ul>'.DOKU_LF;
230    }
231
232    function listu_close() {
233        $this->doc .= '</ul>'.DOKU_LF;
234    }
235
236    function listo_open() {
237        $this->doc .= '<ol>'.DOKU_LF;
238    }
239
240    function listo_close() {
241        $this->doc .= '</ol>'.DOKU_LF;
242    }
243
244    function listitem_open($level) {
245        $this->doc .= '<li class="level'.$level.'">';
246    }
247
248    function listitem_close() {
249        $this->doc .= '</li>'.DOKU_LF;
250    }
251
252    function listcontent_open() {
253        $this->doc .= '<span class="li">';
254    }
255
256    function listcontent_close() {
257        $this->doc .= '</span>'.DOKU_LF;
258    }
259
260    function unformatted($text) {
261        $this->doc .= $this->_xmlEntities($text);
262    }
263
264    /**
265    */
266    function php($text) {
267        global $conf;
268        if($conf['phpok']){
269            eval($text);
270        }else{
271            $this->file($text);
272        }
273    }
274
275    /**
276    */
277    function html($text) {
278        global $conf;
279        if($conf['htmlok']){
280          $this->doc .= $text;
281        }else{
282          $this->file($text);
283        }
284    }
285
286    function preformatted($text) {
287        $this->doc .= '<pre class="code">' . $this->_xmlEntities($text) . '</pre>'. DOKU_LF;
288    }
289
290    function file($text) {
291        $this->doc .= '<pre class="file">' . $this->_xmlEntities($text). '</pre>'. DOKU_LF;
292    }
293
294    /**
295    * @TODO Shouldn't this output <blockquote??
296    */
297    function quote_open() {
298        $this->doc .= '<div class="quote">'.DOKU_LF;
299    }
300
301    /**
302    * @TODO Shouldn't this output </blockquote>?
303    */
304    function quote_close() {
305        $this->doc .= '</div>'.DOKU_LF;
306    }
307
308    /**
309    */
310    function code($text, $language = NULL) {
311        global $conf;
312
313        if ( is_null($language) ) {
314            $this->preformatted($text);
315        } else {
316            //strip leading blank line
317            $text = preg_replace('/^\s*?\n/','',$text);
318            // Handle with Geshi here
319            require_once(DOKU_INC . 'inc/geshi.php');
320            $geshi = new GeSHi($text, strtolower($language), DOKU_INC . 'inc/geshi');
321            $geshi->set_encoding('utf-8');
322            $geshi->enable_classes();
323            $geshi->set_header_type(GESHI_HEADER_PRE);
324            $geshi->set_overall_class('code');
325            $geshi->set_link_target($conf['target']['extern']);
326
327            $text = $geshi->parse_code();
328            $this->doc .= $text;
329        }
330    }
331
332    function acronym($acronym) {
333
334        if ( array_key_exists($acronym, $this->acronyms) ) {
335
336            $title = $this->_xmlEntities($this->acronyms[$acronym]);
337
338            $this->doc .= '<acronym title="'.$title
339                .'">'.$this->_xmlEntities($acronym).'</acronym>';
340
341        } else {
342            $this->doc .= $this->_xmlEntities($acronym);
343        }
344    }
345
346    /**
347    */
348    function smiley($smiley) {
349        if ( array_key_exists($smiley, $this->smileys) ) {
350            $title = $this->_xmlEntities($this->smileys[$smiley]);
351            $this->doc .= '<img src="'.DOKU_BASE.'smileys/'.$this->smileys[$smiley].
352                '" align="middle" alt="'.
353                    $this->_xmlEntities($smiley).'" />';
354        } else {
355            $this->doc .= $this->_xmlEntities($smiley);
356        }
357    }
358
359    /**
360    * not used
361    function wordblock($word) {
362        if ( array_key_exists($word, $this->badwords) ) {
363            $this->doc .= '** BLEEP **';
364        } else {
365            $this->doc .= $this->_xmlEntities($word);
366        }
367    }
368    */
369
370    function entity($entity) {
371        if ( array_key_exists($entity, $this->entities) ) {
372            $this->doc .= $this->entities[$entity];
373        } else {
374            $this->doc .= $this->_xmlEntities($entity);
375        }
376    }
377
378    function multiplyentity($x, $y) {
379        $this->doc .= "$x&times;$y";
380    }
381
382    function singlequoteopening() {
383        $this->doc .= "&lsquo;";
384    }
385
386    function singlequoteclosing() {
387        $this->doc .= "&rsquo;";
388    }
389
390    function doublequoteopening() {
391        $this->doc .= "&ldquo;";
392    }
393
394    function doublequoteclosing() {
395        $this->doc .= "&rdquo;";
396    }
397
398    /**
399    */
400    function camelcaselink($link) {
401      $this->internallink($link,$link);
402    }
403
404    /**
405     * $search and $returnonly are not for the renderer but are used
406     * elsewhere - no need to implement them in other renderers
407     */
408    function internallink($id, $name = NULL, $search=NULL,$returnonly=false) {
409        global $conf;
410        global $ID;
411
412        $name = $this->_getLinkTitle($name, $this->_simpleTitle($id), $isImage, $id);
413        resolve_pageid(getNS($ID),$id,$exists);
414
415        if ( !$isImage ) {
416            if ( $exists ) {
417                $class='wikilink1';
418            } else {
419                $class='wikilink2';
420            }
421        } else {
422            $class='media';
423        }
424
425        //prepare for formating
426        $link['target'] = $conf['target']['wiki'];
427        $link['style']  = '';
428        $link['pre']    = '';
429        $link['suf']    = '';
430        // highlight link to current page
431        if ($id == $ID) {
432            $link['pre']    = '<span class="curid">';
433            $link['suf']    = '</span>';
434        }
435        $link['more']   = 'onclick="return svchk()" onkeypress="return svchk()"';
436        $link['class']  = $class;
437        $link['url']    = wl($id);
438        $link['name']   = $name;
439        $link['title']  = $id;
440
441        //add search string
442        if($search){
443            ($conf['userewrite']) ? $link['url'].='?s=' : $link['url'].='&amp;s=';
444            $link['url'] .= urlencode($search);
445        }
446
447        //output formatted
448        if($returnonly){
449            return $this->_formatLink($link);
450        }else{
451            $this->doc .= $this->_formatLink($link);
452        }
453    }
454
455    function externallink($url, $name = NULL) {
456        global $conf;
457
458        $name = $this->_getLinkTitle($name, $url, $isImage);
459
460        // add protocol on simple short URLs
461        if(substr($url,0,3) == 'ftp') $url = 'ftp://'.$url;
462        if(substr($url,0,3) == 'www') $url = 'http://'.$url;
463
464        if ( !$isImage ) {
465            $class='urlextern';
466        } else {
467            $class='media';
468        }
469
470        //prepare for formating
471        $link['target'] = $conf['target']['extern'];
472        $link['style']  = '';
473        $link['pre']    = '';
474        $link['suf']    = '';
475        $link['more']   = 'onclick="return svchk()" onkeypress="return svchk()"';
476        $link['class']  = $class;
477        $link['url']    = $url;
478        $link['name']   = $name;
479        $link['title']  = $this->_xmlEntities($url);
480        if($conf['relnofollow']) $link['more'] .= ' rel="nofollow"';
481
482        //output formatted
483        $this->doc .= $this->_formatLink($link);
484    }
485
486    /**
487    */
488    function interwikilink($match, $name = NULL, $wikiName, $wikiUri) {
489        global $conf;
490
491        $link = array();
492        $link['target'] = $conf['target']['interwiki'];
493        $link['pre']    = '';
494        $link['suf']    = '';
495        $link['more']   = 'onclick="return svchk()" onkeypress="return svchk()"';
496        $link['name']   = $this->_getLinkTitle($name, $wikiUri, $isImage);
497
498        if ( !$isImage ) {
499            $link['class'] = 'interwiki';
500        } else {
501            $link['class'] = 'media';
502        }
503
504        //get interwiki URL
505        if ( isset($this->interwiki[$wikiName]) ) {
506            $url = $this->interwiki[$wikiName];
507        } else {
508            // Default to Google I'm feeling lucky
509            $url = 'http://www.google.com/search?q={URL}&amp;btnI=lucky';
510            $wikiName = 'go';
511        }
512
513        if(!$isImage){
514            //if ico exists set additional style
515            if(@file_exists(DOKU_INC.'interwiki/'.$wikiName.'.png')){
516                $link['style']='background: transparent url('.DOKU_BASE.'interwiki/'.$wikiName.'.png) 0px 1px no-repeat;';
517            }elseif(@file_exists(DOKU_INC.'interwiki/'.$wikiName.'.gif')){
518                $link['style']='background: transparent url('.DOKU_BASE.'interwiki/'.$wikiName.'.gif) 0px 1px no-repeat;';
519            }
520        }
521
522        //do we stay at the same server? Use local target
523        if( strpos($url,DOKU_URL) === 0 ){
524            $link['target'] = $conf['target']['wiki'];
525        }
526
527        //replace placeholder
528        if(preg_match('#\{(URL|NAME|SCHEME|HOST|PORT|PATH|QUERY)\}#',$url)){
529            //use placeholders
530            $url = str_replace('{URL}',urlencode($wikiUri),$url);
531            $url = str_replace('{NAME}',$wikiUri,$url);
532            $parsed = parse_url($wikiUri);
533            if(!$parsed['port']) $parsed['port'] = 80;
534            $url = str_replace('{SCHEME}',$parsed['scheme'],$url);
535            $url = str_replace('{HOST}',$parsed['host'],$url);
536            $url = str_replace('{PORT}',$parsed['port'],$url);
537            $url = str_replace('{PATH}',$parsed['path'],$url);
538            $url = str_replace('{QUERY}',$parsed['query'],$url);
539            $link['url'] = $url;
540        }else{
541            //default
542            $link['url'] = $url.urlencode($wikiUri);
543        }
544
545        $link['title'] = htmlspecialchars($link['url']);
546
547        //output formatted
548        $this->doc .= $this->_formatLink($link);
549    }
550
551    /*
552     * @deprecated not used!!!
553     * @TODO Correct the CSS class for files? (not windows)
554     * @TODO Remove hard coded URL to splitbrain.org
555    function filelink($link, $title = NULL) {
556        $this->doc .= '<a';
557
558        $title = $this->_getLinkTitle($title, $link, $isImage);
559
560        if ( !$isImage ) {
561            $this->doc .= ' class="windows"';
562        } else {
563            $this->doc .= ' class="media"';
564        }
565
566        $this->doc .= ' href="'.$this->_xmlEntities($link).'"';
567
568        $this->doc .= ' style="background: transparent url(http://wiki.splitbrain.org/images/windows.gif) 0px 1px no-repeat;"';
569
570        $this->doc .= ' onclick="return svchk()" onkeypress="return svchk()">';
571
572        $this->doc .= $title;
573
574        $this->doc .= '</a>';
575    }
576    */
577
578    /**
579    */
580    function windowssharelink($url, $name = NULL) {
581        global $conf;
582        global $lang;
583        //simple setup
584        $link['target'] = $conf['target']['windows'];
585        $link['pre']    = '';
586        $link['suf']   = '';
587        $link['style']  = '';
588        //Display error on browsers other than IE
589        $link['more'] = 'onclick="if(document.all == null){alert(\''.
590                        $this->_xmlEntities($lang['nosmblinks'],ENT_QUOTES).
591                        '\');}" onkeypress="if(document.all == null){alert(\''.
592                        $this->_xmlEntities($lang['nosmblinks'],ENT_QUOTES).'\');}"';
593
594        $link['name'] = $this->_getLinkTitle($name, $url, $isImage);
595        if ( !$isImage ) {
596            $link['class'] = 'windows';
597        } else {
598            $link['class'] = 'media';
599        }
600
601
602        $link['title'] = $this->_xmlEntities($url);
603        $url = str_replace('\\','/',$url);
604        $url = 'file:///'.$url;
605        $link['url'] = $url;
606
607        //output formatted
608        $this->doc .= $this->_formatLink($link);
609    }
610
611    function emaillink($address, $name = NULL) {
612        global $conf;
613        //simple setup
614        $link = array();
615        $link['target'] = '';
616        $link['pre']    = '';
617        $link['suf']   = '';
618        $link['style']  = '';
619        $link['more']   = '';
620
621        //we just test for image here - we need to encode the title our self
622        $this->_getLinkTitle($name, $address, $isImage);
623        if ( !$isImage ) {
624            $link['class']='mail';
625        } else {
626            $link['class']='media';
627        }
628
629        //shields up
630        if($conf['mailguard']=='visible'){
631            //the mail name gets some visible encoding
632            $address = str_replace('@',' [at] ',$address);
633            $address = str_replace('.',' [dot] ',$address);
634            $address = str_replace('-',' [dash] ',$address);
635
636            $title   = $this->_xmlEntities($address);
637            if(empty($name)){
638                $name = $this->_xmlEntities($address);
639            }else{
640                $name = $this->_xmlEntities($name);
641            }
642        }elseif($conf['mailguard']=='hex'){
643            //encode every char to a hex entity
644            for ($x=0; $x < strlen($address); $x++) {
645                $encode .= '&#x' . bin2hex($address[$x]).';';
646            }
647            $address = $encode;
648            $title   = $encode;
649            if(empty($name)){
650                $name = $encode;
651            }else{
652                $name = $this->_xmlEntities($name);
653            }
654        }else{
655            //keep address as is
656            $title   = $this->_xmlEntities($address);
657            if(empty($name)){
658                $name = $this->_xmlEntities($address);
659            }else{
660                $name = $this->_xmlEntities($name);
661            }
662        }
663
664        $link['url']   = 'mailto:'.$address;
665        $link['name']  = $name;
666        $link['title'] = $title;
667
668        //output formatted
669        $this->doc .= $this->_formatLink($link);
670    }
671
672    /**
673     * @todo don't add link for flash
674     */
675    function internalmedia ($src, $title=NULL, $align=NULL, $width=NULL,
676                            $height=NULL, $cache=NULL) {
677        global $conf;
678        global $ID;
679        resolve_mediaid(getNS($ID),$src, $exists);
680
681        $link = array();
682        $link['class']  = 'media';
683        $link['style']  = '';
684        $link['pre']    = '';
685        $link['suf']    = '';
686        $link['more']   = 'onclick="return svchk()" onkeypress="return svchk()"';
687        $link['target'] = $conf['target']['media'];
688
689        $link['title']  = $this->_xmlEntities($src);
690        $link['url']    = DOKU_BASE.'fetch.php?cache='.$cache.'&amp;media='.urlencode($src);
691        $link['name']   = $this->_media ($src, $title, $align, $width, $height, $cache);
692
693
694        //output formatted
695        $this->doc .= $this->_formatLink($link);
696    }
697
698    /**
699     * @todo don't add link for flash
700     */
701    function externalmedia ($src, $title=NULL, $align=NULL, $width=NULL,
702                            $height=NULL, $cache=NULL) {
703        global $conf;
704
705        $link = array();
706        $link['class']  = 'media';
707        $link['style']  = '';
708        $link['pre']    = '';
709        $link['suf']    = '';
710        $link['more']   = 'onclick="return svchk()" onkeypress="return svchk()"';
711        $link['target'] = $conf['target']['media'];
712
713        $link['title']  = $this->_xmlEntities($src);
714        $link['url']    = DOKU_BASE.'fetch.php?cache='.$cache.'&amp;media='.urlencode($src);
715        $link['name']   = $this->_media ($src, $title, $align, $width, $height, $cache);
716
717
718        //output formatted
719        $this->doc .= $this->_formatLink($link);
720    }
721
722    /**
723     * Renders an RSS feed using magpie
724     *
725     * @author Andreas Gohr <andi@splitbrain.org>
726     */
727    function rss ($url){
728        global $lang;
729        define('MAGPIE_CACHE_ON', false); //we do our own caching
730        define('MAGPIE_DIR', DOKU_INC.'inc/magpie/');
731        define('MAGPIE_OUTPUT_ENCODING','UTF-8'); //return all feeds as UTF-8
732        require_once(MAGPIE_DIR.'/rss_fetch.inc');
733
734        //disable warning while fetching
735        $elvl = error_reporting(E_ERROR);
736        $rss  = fetch_rss($url);
737        error_reporting($elvl);
738
739        $this->doc .= '<ul class="rss">';
740        if($rss){
741            foreach ($rss->items as $item ) {
742                $this->doc .= '<li>';
743                $this->externallink($item['link'],$item['title']);
744                $this->doc .= '</li>';
745            }
746        }else{
747            $this->doc .= '<li>';
748            $this->doc .= '<em>'.$lang['rssfailed'].'</em>';
749            $this->externallink($url);
750            $this->doc .= '</li>';
751        }
752        $this->doc .= '</ul>';
753    }
754
755    /**
756     * Renders internal and external media
757     *
758     * @author Andreas Gohr <andi@splitbrain.org>
759     * @todo   handle center align
760     * @todo   move to bottom
761     */
762    function _media ($src, $title=NULL, $align=NULL, $width=NULL,
763                      $height=NULL, $cache=NULL) {
764
765        $ret = '';
766
767        list($ext,$mime) = mimetype($src);
768        if(substr($mime,0,5) == 'image'){
769            //add image tag
770            $ret .= '<img src="'.DOKU_BASE.'fetch.php?w='.$width.'&amp;h='.$height.
771                    '&amp;cache='.$cache.'&amp;media='.urlencode($src).'"';
772
773            $ret .= ' class="media'.$align.'"';
774
775            if (!is_null($title)) {
776                $ret .= ' title="'.$this->_xmlEntities($title).'"';
777                $ret .= ' alt="'.$this->_xmlEntities($title).'"';
778            }else{
779                $ret .= ' alt=""';
780            }
781
782            if ( !is_null($width) )
783                $ret .= ' width="'.$this->_xmlEntities($width).'"';
784
785            if ( !is_null($height) )
786                $ret .= ' height="'.$this->_xmlEntities($height).'"';
787
788            $ret .= ' />';
789
790        }elseif($mime == 'application/x-shockwave-flash'){
791            //FIXME default to a higher flash version?
792
793            $ret .= '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"'.
794                    ' codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=5,0,0,0"';
795            if ( !is_null($width) ) $ret .= ' width="'.$this->_xmlEntities($width).'"';
796            if ( !is_null($height) ) $ret .= ' height="'.$this->_xmlEntities($height).'"';
797            $ret .= '>'.DOKU_LF;
798            $ret .= '<param name="movie" value="'.DOKU_BASE.'fetch.php?media='.urlencode($src).'" />'.DOKU_LF;
799            $ret .= '<param name="quality" value="high" />'.DOKU_LF;
800            $ret .= '<embed src="'.DOKU_BASE.'fetch.php?media='.urlencode($src).'"'.
801                    ' quality="high" bgcolor="#000000"';
802            if ( !is_null($width) ) $ret .= ' width="'.$this->_xmlEntities($width).'"';
803            if ( !is_null($height) ) $ret .= ' height="'.$this->_xmlEntities($height).'"';
804            $ret .= ' type="application/x-shockwave-flash"'.
805                    ' pluginspage="http://www.macromedia.com/shockwave/download/index.cgi'.
806                    '?P1_Prod_Version=ShockwaveFlash"></embed>'.DOKU_LF;
807            $ret .= '</object>'.DOKU_LF;
808
809        }elseif(!is_null($title)){
810            // well at least we have a title to display
811            $ret .= $this->_xmlEntities($title);
812        }else{
813            // just show the source
814            $ret .= $this->_xmlEntities($src);
815        }
816
817        return $ret;
818    }
819
820    // $numrows not yet implemented
821    function table_open($maxcols = NULL, $numrows = NULL){
822        $this->doc .= '<table class="inline">'.DOKU_LF;
823    }
824
825    function table_close(){
826        $this->doc .= '</table>'.DOKU_LF.'<br />'.DOKU_LF;
827    }
828
829    function tablerow_open(){
830        $this->doc .= DOKU_TAB . '<tr>' . DOKU_LF . DOKU_TAB . DOKU_TAB;
831    }
832
833    function tablerow_close(){
834        $this->doc .= DOKU_LF . DOKU_TAB . '</tr>' . DOKU_LF;
835    }
836
837    function tableheader_open($colspan = 1, $align = NULL){
838        $this->doc .= '<th';
839        if ( !is_null($align) ) {
840            $this->doc .= ' class="'.$align.'align"';
841        }
842        if ( $colspan > 1 ) {
843            $this->doc .= ' colspan="'.$colspan.'"';
844        }
845        $this->doc .= '>';
846    }
847
848    function tableheader_close(){
849        $this->doc .= '</th>';
850    }
851
852    function tablecell_open($colspan = 1, $align = NULL){
853        $this->doc .= '<td';
854        if ( !is_null($align) ) {
855            $this->doc .= ' class="'.$align.'align"';
856        }
857        if ( $colspan > 1 ) {
858            $this->doc .= ' colspan="'.$colspan.'"';
859        }
860        $this->doc .= '>';
861    }
862
863    function tablecell_close(){
864        $this->doc .= '</td>';
865    }
866
867    //----------------------------------------------------------
868    // Utils
869
870    /**
871     * Assembles all parts defined by the link formater below
872     * Returns HTML for the link
873     *
874     * @author Andreas Gohr <andi@splitbrain.org>
875     */
876    function _formatLink($link){
877        //make sure the url is XHTML compliant (skip mailto)
878        if(substr($link['url'],0,7) != 'mailto:'){
879            $link['url'] = str_replace('&','&amp;',$link['url']);
880            $link['url'] = str_replace('&amp;amp;','&amp;',$link['url']);
881        }
882        //remove double encodings in titles
883        $link['title'] = str_replace('&amp;amp;','&amp;',$link['title']);
884
885        $ret  = '';
886        $ret .= $link['pre'];
887        $ret .= '<a href="'.$link['url'].'"';
888        if($link['class'])  $ret .= ' class="'.$link['class'].'"';
889        if($link['target']) $ret .= ' target="'.$link['target'].'"';
890        if($link['title'])  $ret .= ' title="'.$link['title'].'"';
891        if($link['style'])  $ret .= ' style="'.$link['style'].'"';
892        if($link['more'])   $ret .= ' '.$link['more'];
893        $ret .= '>';
894        $ret .= $link['name'];
895        $ret .= '</a>';
896        $ret .= $link['suf'];
897        return $ret;
898    }
899
900    /**
901     * Removes any Namespace from the given name but keeps
902     * casing and special chars
903     *
904     * @author Andreas Gohr <andi@splitbrain.org>
905     */
906    function _simpleTitle($name){
907        global $conf;
908        if($conf['useslash']){
909            $nssep = '[:;/]';
910        }else{
911            $nssep = '[:;]';
912        }
913        return preg_replace('!.*'.$nssep.'!','',$name);
914    }
915
916
917    function _newFootnoteId() {
918        static $id = 1;
919        return $id++;
920    }
921
922    function _xmlEntities($string) {
923        return htmlspecialchars($string);
924    }
925
926    function _headerToLink($title) {
927        return str_replace(':','',cleanID($title));
928    }
929
930    /**
931     * Adds code for section editing button
932     */
933    function _secedit($f, $t){
934        $this->doc .= '<!-- SECTION ['.$f.'-'.$t.'] -->';
935    }
936
937    function _getLinkTitle($title, $default, & $isImage, $id=NULL) {
938        global $conf;
939
940        $isImage = FALSE;
941
942        if ( is_null($title) ) {
943            if ($conf['useheading'] && $id) {
944                $heading = p_get_first_heading($id);
945                if ($heading) {
946                    return $this->_xmlEntities($heading);
947                }
948            }
949            return $this->_xmlEntities($default);
950
951        } else if ( is_string($title) ) {
952
953            return $this->_xmlEntities($title);
954
955        } else if ( is_array($title) ) {
956
957            $isImage = TRUE;
958            return $this->_imageTitle($title);
959
960        }
961    }
962
963    /**
964     * @TODO Resolve namespace on internal images
965     */
966    function _imageTitle($img) {
967
968        //FIXME resolve internal links
969
970        return $this->_media($img['src'],
971                              $img['title'],
972                              $img['align'],
973                              $img['width'],
974                              $img['height'],
975                              $img['cache']);
976
977/*
978        if ( $img['type'] == 'internalmedia' ) {
979
980            // Resolve here...
981            if ( strpos($img['src'],':') ) {
982                $src = explode(':',$img['src']);
983                $src = $src[1];
984            } else {
985                $src = $img['src'];
986            }
987
988            $imgStr = '<img class="media" src="http://wiki.splitbrain.org/media/wiki/'.$this->_xmlEntities($src).'"';
989
990        } else {
991
992            $imgStr = '<img class="media" src="'.$this->_xmlEntities($img['src']).'"';
993
994        }
995
996        if ( !is_null($img['title']) ) {
997            $imgStr .= ' alt="'.$this->_xmlEntities($img['title']).'"';
998        } else {
999            $imgStr .= ' alt=""';
1000        }
1001
1002        if ( !is_null($img['align']) ) {
1003            $imgStr .= ' align="'.$img['align'].'"';
1004        }
1005
1006        if ( !is_null($img['width']) ) {
1007            $imgStr .= ' width="'.$this->_xmlEntities($img['width']).'"';
1008        }
1009
1010        if ( !is_null($img['height']) ) {
1011            $imgStr .= ' height="'.$this->_xmlEntities($img['height']).'"';
1012        }
1013
1014        $imgStr .= '/>';
1015
1016        return $imgStr;
1017*/
1018    }
1019}
1020
1021/**
1022* Test whether there's an image to display with this interwiki link
1023*/
1024function interwikiImgExists($name) {
1025
1026    static $exists = array();
1027
1028    if ( array_key_exists($name,$exists) ) {
1029        return $exists[$name];
1030    }
1031
1032    if( @file_exists( DOKU. 'interwiki/'.$name.'.png') ) {
1033        $exists[$name] = 'png';
1034    } else if ( @file_exists( DOKU . 'interwiki/'.$name.'.gif') ) {
1035        $exists[$name] = 'gif';
1036    } else {
1037        $exists[$name] = FALSE;
1038    }
1039
1040    return $exists[$name];
1041}
1042
1043/**
1044 * For determining whether to use CSS class "wikilink1" or "wikilink2"
1045 * @todo use configinstead of DOKU_DATA
1046 * @deprecated -> resolve_pagename should be used
1047 */
1048function wikiPageExists($name) {
1049msg("deprecated wikiPageExists called",-1);
1050    static $pages = array();
1051
1052    if ( array_key_exists($name,$pages) ) {
1053        return $pages[$name];
1054    }
1055
1056    $file = str_replace(':','/',$name).'.txt';
1057
1058    if ( @file_exists( DOKU_DATA . $file ) ) {
1059        $pages[$name] = TRUE;
1060    } else {
1061        $pages[$name] = FALSE;
1062    }
1063
1064    return $pages[$name];
1065}
1066
1067
1068//Setup VIM: ex: et ts=4 enc=utf-8 :
1069