xref: /dokuwiki/inc/parser/xhtml.php (revision e09875dbfe0a4db06ec7573d954b8403e916bba9)
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';
22require_once DOKU_INC . 'inc/pluginutils.php';
23
24/**
25 * The Renderer
26 */
27class Doku_Renderer_xhtml extends Doku_Renderer {
28
29    var $doc = '';
30
31    var $headers = array();
32
33    var $footnotes = array();
34
35    var $acronyms = array();
36    var $smileys = array();
37    var $badwords = array();
38    var $entities = array();
39    var $interwiki = array();
40
41    var $lastsec = 0;
42
43    var $store = '';
44
45    function document_start() {
46    }
47
48    function document_end() {
49        // add button for last section if any and more than one
50        if($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            $this->doc .= '</div>'.DOKU_LF;
58        }
59    }
60
61    //handles plugin rendering
62    function plugin($name,$data){
63        $plugin = null;
64        if(plugin_load('syntax',$name,$plugin)){
65            $plugin->render('xhtml',$this,$data);
66        }
67    }
68
69    function toc_open() {
70        global $lang;
71        $this->doc .= '<div class="toc">'.DOKU_LF;
72        $this->doc .= '<div class="tocheader">';
73        $this->doc .= $lang['toc'];
74        $this->doc .= ' <script type="text/javascript">showTocToggle("+","-")';
75        $this->doc .= '</script></div>'.DOKU_LF;
76        $this->doc .= '<div id="tocinside">'.DOKU_LF;
77    }
78
79    function tocbranch_open($level) {
80        $this->doc .= '<ul class="toc">'.DOKU_LF;
81    }
82
83    function tocitem_open($level, $empty = FALSE) {
84        if ( !$empty ) {
85            $this->doc .= '<li class="level'.$level.'">';
86        } else {
87            $this->doc .= '<li class="clear">';
88        }
89    }
90
91    function tocelement($level, $title) {
92        $this->doc .= '<span class="li"><a href="#'.$this->_headerToLink($title).'" class="toc">';
93        $this->doc .= $this->_xmlEntities($title);
94        $this->doc .= '</a></span>';
95    }
96
97    function tocitem_close($level) {
98        $this->doc .= '</li>'.DOKU_LF;
99    }
100
101    function tocbranch_close($level) {
102        $this->doc .= '</ul>'.DOKU_LF;
103    }
104
105    function toc_close() {
106        $this->doc .= '</div>'.DOKU_LF.'</div>'.DOKU_LF;
107    }
108
109    function header($text, $level, $pos) {
110        global $conf;
111        //handle section editing
112        if($level <= $conf['maxseclevel']){
113            // add button for last section if any
114            if($this->lastsec) $this->_secedit($this->lastsec,$pos-1);
115            // remember current position
116            $this->lastsec = $pos;
117        }
118
119        $this->doc .= DOKU_LF.'<a name="'.$this->_headerToLink($text).'"></a><h'.$level.'>';
120        $this->doc .= $this->_xmlEntities($text);
121        $this->doc .= "</h$level>".DOKU_LF;
122    }
123
124    function section_open($level) {
125        $this->doc .= "<div class=\"level$level\">".DOKU_LF;
126    }
127
128    function section_close() {
129        $this->doc .= DOKU_LF.'</div>'.DOKU_LF;
130    }
131
132    function cdata($text) {
133        $this->doc .= $this->_xmlEntities($text);
134    }
135
136    function p_open() {
137        $this->doc .= DOKU_LF.'<p>'.DOKU_LF;
138    }
139
140    function p_close() {
141        $this->doc .= DOKU_LF.'</p>'.DOKU_LF;
142    }
143
144    function linebreak() {
145        $this->doc .= '<br/>'.DOKU_LF;
146    }
147
148    function hr() {
149        $this->doc .= '<hr noshade="noshade" size="1" />'.DOKU_LF;
150    }
151
152    function strong_open() {
153        $this->doc .= '<strong>';
154    }
155
156    function strong_close() {
157        $this->doc .= '</strong>';
158    }
159
160    function emphasis_open() {
161        $this->doc .= '<em>';
162    }
163
164    function emphasis_close() {
165        $this->doc .= '</em>';
166    }
167
168    function underline_open() {
169        $this->doc .= '<u>';
170    }
171
172    function underline_close() {
173        $this->doc .= '</u>';
174    }
175
176    function monospace_open() {
177        $this->doc .= '<code>';
178    }
179
180    function monospace_close() {
181        $this->doc .= '</code>';
182    }
183
184    function subscript_open() {
185        $this->doc .= '<sub>';
186    }
187
188    function subscript_close() {
189        $this->doc .= '</sub>';
190    }
191
192    function superscript_open() {
193        $this->doc .= '<sup>';
194    }
195
196    function superscript_close() {
197        $this->doc .= '</sup>';
198    }
199
200    function deleted_open() {
201        $this->doc .= '<del>';
202    }
203
204    function deleted_close() {
205        $this->doc .= '</del>';
206    }
207
208    /**
209     * Callback for footnote start syntax
210     *
211     * All following content will go to the footnote instead of
212     * the document. To achive this the previous rendered content
213     * is moved to $store and $doc is cleared
214     *
215     * @author Andreas Gohr <andi@splitbrain.org>
216     */
217    function footnote_open() {
218        #$id = $this->_newFootnoteId();
219        $id = count($this->footnotes)+1;
220        $this->doc .= '<a href="#fn'.$id.'" name="fnt'.$id.'" class="fn_top">'.$id.')</a>';
221
222        // move current content to store and record footnote
223        $this->store = $this->doc;
224        $this->doc   = '';
225
226        $this->doc .= '<div class="fn">';
227        $this->doc .= '<a href="#fnt'.$id.'" name="fn'.$id.'" class="fn_bot">';
228        $this->doc .= $id.')</a> '.DOKU_LF;
229    }
230
231    /**
232     * Callback for footnote end syntax
233     *
234     * All rendered content is moved to the $footnotes array and the old
235     * content is restored from $store again
236     *
237     * @author Andreas Gohr
238     */
239    function footnote_close() {
240        $this->doc .= '</div>' . DOKU_LF;
241
242        // put recorded footnote into the stack and restore old content
243        $this->footnotes[count($this->footnotes)] = $this->doc;
244        $this->doc = $this->store;
245        $this->store = '';
246    }
247
248    function listu_open() {
249        $this->doc .= '<ul>'.DOKU_LF;
250    }
251
252    function listu_close() {
253        $this->doc .= '</ul>'.DOKU_LF;
254    }
255
256    function listo_open() {
257        $this->doc .= '<ol>'.DOKU_LF;
258    }
259
260    function listo_close() {
261        $this->doc .= '</ol>'.DOKU_LF;
262    }
263
264    function listitem_open($level) {
265        $this->doc .= '<li class="level'.$level.'">';
266    }
267
268    function listitem_close() {
269        $this->doc .= '</li>'.DOKU_LF;
270    }
271
272    function listcontent_open() {
273        $this->doc .= '<span class="li">';
274    }
275
276    function listcontent_close() {
277        $this->doc .= '</span>'.DOKU_LF;
278    }
279
280    function unformatted($text) {
281        $this->doc .= $this->_xmlEntities($text);
282    }
283
284    /**
285     * Execute PHP code if allowed
286     *
287     * @author Andreas Gohr <andi@splitbrain.org>
288     */
289    function php($text) {
290        global $conf;
291        if($conf['phpok']){
292            ob_start;
293            eval($text);
294            $this->doc .= ob_get_contents();
295            ob_end_clean;
296        }else{
297            $this->file($text);
298        }
299    }
300
301    /**
302     * Insert HTML if allowed
303     *
304     * @author Andreas Gohr <andi@splitbrain.org>
305     */
306    function html($text) {
307        global $conf;
308        if($conf['htmlok']){
309          $this->doc .= $text;
310        }else{
311          $this->file($text);
312        }
313    }
314
315    function preformatted($text) {
316        $this->doc .= '<pre class="code">' . $this->_xmlEntities($text) . '</pre>'. DOKU_LF;
317    }
318
319    function file($text) {
320        $this->doc .= '<pre class="file">' . $this->_xmlEntities($text). '</pre>'. DOKU_LF;
321    }
322
323    function quote_open() {
324        $this->doc .= '<blockquote>'.DOKU_LF;
325    }
326
327    function quote_close() {
328        $this->doc .= '</blockquote>'.DOKU_LF;
329    }
330
331    /**
332     * Callback for code text
333     *
334     * Uses GeSHi to highlight language syntax
335     *
336     * @author Andreas Gohr <andi@splitbrain.org>
337     */
338    function code($text, $language = NULL) {
339        global $conf;
340
341        if ( is_null($language) ) {
342            $this->preformatted($text);
343        } else {
344            //strip leading blank line
345            $text = preg_replace('/^\s*?\n/','',$text);
346            // Handle with Geshi here
347            require_once(DOKU_INC . 'inc/geshi.php');
348            $geshi = new GeSHi($text, strtolower($language), DOKU_INC . 'inc/geshi');
349            $geshi->set_encoding('utf-8');
350            $geshi->enable_classes();
351            $geshi->set_header_type(GESHI_HEADER_PRE);
352            $geshi->set_overall_class('code');
353            $geshi->set_link_target($conf['target']['extern']);
354
355            $text = $geshi->parse_code();
356            $this->doc .= $text;
357        }
358    }
359
360    function acronym($acronym) {
361
362        if ( array_key_exists($acronym, $this->acronyms) ) {
363
364            $title = $this->_xmlEntities($this->acronyms[$acronym]);
365
366            $this->doc .= '<acronym title="'.$title
367                .'">'.$this->_xmlEntities($acronym).'</acronym>';
368
369        } else {
370            $this->doc .= $this->_xmlEntities($acronym);
371        }
372    }
373
374    /**
375    */
376    function smiley($smiley) {
377        if ( array_key_exists($smiley, $this->smileys) ) {
378            $title = $this->_xmlEntities($this->smileys[$smiley]);
379            $this->doc .= '<img src="'.DOKU_BASE.'smileys/'.$this->smileys[$smiley].
380                '" align="middle" alt="'.
381                    $this->_xmlEntities($smiley).'" />';
382        } else {
383            $this->doc .= $this->_xmlEntities($smiley);
384        }
385    }
386
387    /**
388    * not used
389    function wordblock($word) {
390        if ( array_key_exists($word, $this->badwords) ) {
391            $this->doc .= '** BLEEP **';
392        } else {
393            $this->doc .= $this->_xmlEntities($word);
394        }
395    }
396    */
397
398    function entity($entity) {
399        if ( array_key_exists($entity, $this->entities) ) {
400            $this->doc .= $this->entities[$entity];
401        } else {
402            $this->doc .= $this->_xmlEntities($entity);
403        }
404    }
405
406    function multiplyentity($x, $y) {
407        $this->doc .= "$x&times;$y";
408    }
409
410    function singlequoteopening() {
411        $this->doc .= "&lsquo;";
412    }
413
414    function singlequoteclosing() {
415        $this->doc .= "&rsquo;";
416    }
417
418    function doublequoteopening() {
419        $this->doc .= "&ldquo;";
420    }
421
422    function doublequoteclosing() {
423        $this->doc .= "&rdquo;";
424    }
425
426    /**
427    */
428    function camelcaselink($link) {
429      $this->internallink($link,$link);
430    }
431
432
433    function locallink($hash, $name = NULL){
434        global $ID;
435        $name  = $this->_getLinkTitle($name, $hash, $isImage);
436        $hash  = $this->_headerToLink($hash);
437        $title = $ID.' &crarr;';
438        $this->doc .= '<a href="#'.$hash.'" title="'.$title.'" class="wikilink1">';
439        $this->doc .= $name;
440        $this->doc .= '</a>';
441    }
442
443    /**
444     * Render an internal Wiki Link
445     *
446     * $search and $returnonly are not for the renderer but are used
447     * elsewhere - no need to implement them in other renderers
448     *
449     * @author Andreas Gohr <andi@splitbrain.org>
450     */
451    function internallink($id, $name = NULL, $search=NULL,$returnonly=false) {
452        global $conf;
453        global $ID;
454        // default name is based on $id as given
455        $default = $this->_simpleTitle($id);
456        // now first resolve and clean up the $id
457        resolve_pageid(getNS($ID),$id,$exists);
458        $name = $this->_getLinkTitle($name, $default, $isImage, $id);
459        if ( !$isImage ) {
460            if ( $exists ) {
461                $class='wikilink1';
462            } else {
463                $class='wikilink2';
464            }
465        } else {
466            $class='media';
467        }
468
469        //keep hash anchor
470        list($id,$hash) = split('#',$id,2);
471
472        //prepare for formating
473        $link['target'] = $conf['target']['wiki'];
474        $link['style']  = '';
475        $link['pre']    = '';
476        $link['suf']    = '';
477        // highlight link to current page
478        if ($id == $ID) {
479            $link['pre']    = '<span class="curid">';
480            $link['suf']    = '</span>';
481        }
482        $link['more']   = 'onclick="return svchk()" onkeypress="return svchk()"';
483        $link['class']  = $class;
484        $link['url']    = wl($id);
485        $link['name']   = $name;
486        $link['title']  = $id;
487        //add search string
488        if($search){
489            ($conf['userewrite']) ? $link['url'].='?s=' : $link['url'].='&amp;s=';
490            $link['url'] .= urlencode($search);
491        }
492
493        //keep hash
494        if($hash) $link['url'].='#'.$hash;
495
496        //output formatted
497        if($returnonly){
498            return $this->_formatLink($link);
499        }else{
500            $this->doc .= $this->_formatLink($link);
501        }
502    }
503
504    function externallink($url, $name = NULL) {
505        global $conf;
506
507        $name = $this->_getLinkTitle($name, $url, $isImage);
508
509        // add protocol on simple short URLs
510        if(substr($url,0,3) == 'ftp' && (substr($url,0,6) != 'ftp://')) $url = 'ftp://'.$url;
511        if(substr($url,0,3) == 'www') $url = 'http://'.$url;
512
513        if ( !$isImage ) {
514            $class='urlextern';
515        } else {
516            $class='media';
517        }
518
519        //prepare for formating
520        $link['target'] = $conf['target']['extern'];
521        $link['style']  = '';
522        $link['pre']    = '';
523        $link['suf']    = '';
524        $link['more']   = 'onclick="return svchk()" onkeypress="return svchk()"';
525        $link['class']  = $class;
526        $link['url']    = $url;
527        $link['name']   = $name;
528        $link['title']  = $this->_xmlEntities($url);
529        if($conf['relnofollow']) $link['more'] .= ' rel="nofollow"';
530
531        //output formatted
532        $this->doc .= $this->_formatLink($link);
533    }
534
535    /**
536    */
537    function interwikilink($match, $name = NULL, $wikiName, $wikiUri) {
538        global $conf;
539
540        $link = array();
541        $link['target'] = $conf['target']['interwiki'];
542        $link['pre']    = '';
543        $link['suf']    = '';
544        $link['more']   = 'onclick="return svchk()" onkeypress="return svchk()"';
545        $link['name']   = $this->_getLinkTitle($name, $wikiUri, $isImage);
546
547        if ( !$isImage ) {
548            $link['class'] = 'interwiki';
549        } else {
550            $link['class'] = 'media';
551        }
552
553        //get interwiki URL
554        if ( isset($this->interwiki[$wikiName]) ) {
555            $url = $this->interwiki[$wikiName];
556        } else {
557            // Default to Google I'm feeling lucky
558            $url = 'http://www.google.com/search?q={URL}&amp;btnI=lucky';
559            $wikiName = 'go';
560        }
561
562        if(!$isImage){
563            //if ico exists set additional style
564            if(@file_exists(DOKU_INC.'interwiki/'.$wikiName.'.png')){
565                $link['style']='background-image: url('.DOKU_BASE.'interwiki/'.$wikiName.'.png)';
566            }elseif(@file_exists(DOKU_INC.'interwiki/'.$wikiName.'.gif')){
567                $link['style']='background-image: url('.DOKU_BASE.'interwiki/'.$wikiName.'.gif)';
568            }
569        }
570
571        //do we stay at the same server? Use local target
572        if( strpos($url,DOKU_URL) === 0 ){
573            $link['target'] = $conf['target']['wiki'];
574        }
575
576        //replace placeholder
577        if(preg_match('#\{(URL|NAME|SCHEME|HOST|PORT|PATH|QUERY)\}#',$url)){
578            //use placeholders
579            $url = str_replace('{URL}',urlencode($wikiUri),$url);
580            $url = str_replace('{NAME}',$wikiUri,$url);
581            $parsed = parse_url($wikiUri);
582            if(!$parsed['port']) $parsed['port'] = 80;
583            $url = str_replace('{SCHEME}',$parsed['scheme'],$url);
584            $url = str_replace('{HOST}',$parsed['host'],$url);
585            $url = str_replace('{PORT}',$parsed['port'],$url);
586            $url = str_replace('{PATH}',$parsed['path'],$url);
587            $url = str_replace('{QUERY}',$parsed['query'],$url);
588            $link['url'] = $url;
589        }else{
590            //default
591            $link['url'] = $url.urlencode($wikiUri);
592        }
593
594        $link['title'] = htmlspecialchars($link['url']);
595
596        //output formatted
597        $this->doc .= $this->_formatLink($link);
598    }
599
600    /**
601     */
602    function windowssharelink($url, $name = NULL) {
603        global $conf;
604        global $lang;
605        //simple setup
606        $link['target'] = $conf['target']['windows'];
607        $link['pre']    = '';
608        $link['suf']   = '';
609        $link['style']  = '';
610        //Display error on browsers other than IE
611        $link['more'] = 'onclick="if(document.all == null){alert(\''.
612                        $this->_xmlEntities($lang['nosmblinks'],ENT_QUOTES).
613                        '\');}" onkeypress="if(document.all == null){alert(\''.
614                        $this->_xmlEntities($lang['nosmblinks'],ENT_QUOTES).'\');}"';
615
616        $link['name'] = $this->_getLinkTitle($name, $url, $isImage);
617        if ( !$isImage ) {
618            $link['class'] = 'windows';
619        } else {
620            $link['class'] = 'media';
621        }
622
623
624        $link['title'] = $this->_xmlEntities($url);
625        $url = str_replace('\\','/',$url);
626        $url = 'file:///'.$url;
627        $link['url'] = $url;
628
629        //output formatted
630        $this->doc .= $this->_formatLink($link);
631    }
632
633    function emaillink($address, $name = NULL) {
634        global $conf;
635        //simple setup
636        $link = array();
637        $link['target'] = '';
638        $link['pre']    = '';
639        $link['suf']   = '';
640        $link['style']  = '';
641        $link['more']   = '';
642
643        //we just test for image here - we need to encode the title our self
644        $this->_getLinkTitle($name, $address, $isImage);
645        if ( !$isImage ) {
646            $link['class']='mail';
647        } else {
648            $link['class']='media';
649        }
650
651        //shields up
652        if($conf['mailguard']=='visible'){
653            //the mail name gets some visible encoding
654            $address = str_replace('@',' [at] ',$address);
655            $address = str_replace('.',' [dot] ',$address);
656            $address = str_replace('-',' [dash] ',$address);
657
658            $title   = $this->_xmlEntities($address);
659            if(empty($name)){
660                $name = $this->_xmlEntities($address);
661            }else{
662                $name = $this->_xmlEntities($name);
663            }
664        }elseif($conf['mailguard']=='hex'){
665            //encode every char to a hex entity
666            for ($x=0; $x < strlen($address); $x++) {
667                $encode .= '&#x' . bin2hex($address[$x]).';';
668            }
669            $address = $encode;
670            $title   = $encode;
671            if(empty($name)){
672                $name = $encode;
673            }else{
674                $name = $this->_xmlEntities($name);
675            }
676        }else{
677            //keep address as is
678            $title   = $this->_xmlEntities($address);
679            if(empty($name)){
680                $name = $this->_xmlEntities($address);
681            }else{
682                $name = $this->_xmlEntities($name);
683            }
684        }
685
686        $link['url']   = 'mailto:'.$address;
687        $link['name']  = $name;
688        $link['title'] = $title;
689
690        //output formatted
691        $this->doc .= $this->_formatLink($link);
692    }
693
694    /**
695     * @todo don't add link for flash
696     */
697    function internalmedia ($src, $title=NULL, $align=NULL, $width=NULL,
698                            $height=NULL, $cache=NULL) {
699        global $conf;
700        global $ID;
701        resolve_mediaid(getNS($ID),$src, $exists);
702
703        $link = array();
704        $link['class']  = 'media';
705        $link['style']  = '';
706        $link['pre']    = '';
707        $link['suf']    = '';
708        $link['more']   = 'onclick="return svchk()" onkeypress="return svchk()"';
709        $link['target'] = $conf['target']['media'];
710
711        $link['title']  = $this->_xmlEntities($src);
712        $link['url']    = DOKU_BASE.'fetch.php?cache='.$cache.'&amp;media='.urlencode($src);
713        $link['name']   = $this->_media ($src, $title, $align, $width, $height, $cache);
714
715
716        //output formatted
717        $this->doc .= $this->_formatLink($link);
718    }
719
720    /**
721     * @todo don't add link for flash
722     */
723    function externalmedia ($src, $title=NULL, $align=NULL, $width=NULL,
724                            $height=NULL, $cache=NULL) {
725        global $conf;
726
727        $link = array();
728        $link['class']  = 'media';
729        $link['style']  = '';
730        $link['pre']    = '';
731        $link['suf']    = '';
732        $link['more']   = 'onclick="return svchk()" onkeypress="return svchk()"';
733        $link['target'] = $conf['target']['media'];
734
735        $link['title']  = $this->_xmlEntities($src);
736        $link['url']    = DOKU_BASE.'fetch.php?cache='.$cache.'&amp;media='.urlencode($src);
737        $link['name']   = $this->_media ($src, $title, $align, $width, $height, $cache);
738
739
740        //output formatted
741        $this->doc .= $this->_formatLink($link);
742    }
743
744    /**
745     * Renders an RSS feed using Magpie
746     *
747     * @author Andreas Gohr <andi@splitbrain.org>
748     */
749    function rss ($url){
750        global $lang;
751        define('MAGPIE_CACHE_ON', false); //we do our own caching
752        define('MAGPIE_DIR', DOKU_INC.'inc/magpie/');
753        define('MAGPIE_OUTPUT_ENCODING','UTF-8'); //return all feeds as UTF-8
754        require_once(MAGPIE_DIR.'/rss_fetch.inc');
755
756        //disable warning while fetching
757        $elvl = error_reporting(E_ERROR);
758        $rss  = fetch_rss($url);
759        error_reporting($elvl);
760
761        $this->doc .= '<ul class="rss">';
762        if($rss){
763            foreach ($rss->items as $item ) {
764                $this->doc .= '<li>';
765                $this->externallink($item['link'],$item['title']);
766                $this->doc .= '</li>';
767            }
768        }else{
769            $this->doc .= '<li>';
770            $this->doc .= '<em>'.$lang['rssfailed'].'</em>';
771            $this->externallink($url);
772            $this->doc .= '</li>';
773        }
774        $this->doc .= '</ul>';
775    }
776
777    // $numrows not yet implemented
778    function table_open($maxcols = NULL, $numrows = NULL){
779        $this->doc .= '<table class="inline">'.DOKU_LF;
780    }
781
782    function table_close(){
783        $this->doc .= '</table>'.DOKU_LF.'<br />'.DOKU_LF;
784    }
785
786    function tablerow_open(){
787        $this->doc .= DOKU_TAB . '<tr>' . DOKU_LF . DOKU_TAB . DOKU_TAB;
788    }
789
790    function tablerow_close(){
791        $this->doc .= DOKU_LF . DOKU_TAB . '</tr>' . DOKU_LF;
792    }
793
794    function tableheader_open($colspan = 1, $align = NULL){
795        $this->doc .= '<th';
796        if ( !is_null($align) ) {
797            $this->doc .= ' class="'.$align.'align"';
798        }
799        if ( $colspan > 1 ) {
800            $this->doc .= ' colspan="'.$colspan.'"';
801        }
802        $this->doc .= '>';
803    }
804
805    function tableheader_close(){
806        $this->doc .= '</th>';
807    }
808
809    function tablecell_open($colspan = 1, $align = NULL){
810        $this->doc .= '<td';
811        if ( !is_null($align) ) {
812            $this->doc .= ' class="'.$align.'align"';
813        }
814        if ( $colspan > 1 ) {
815            $this->doc .= ' colspan="'.$colspan.'"';
816        }
817        $this->doc .= '>';
818    }
819
820    function tablecell_close(){
821        $this->doc .= '</td>';
822    }
823
824    //----------------------------------------------------------
825    // Utils
826
827    /**
828     * Build a link
829     *
830     * Assembles all parts defined in $link returns HTML for the link
831     *
832     * @author Andreas Gohr <andi@splitbrain.org>
833     */
834    function _formatLink($link){
835        //make sure the url is XHTML compliant (skip mailto)
836        if(substr($link['url'],0,7) != 'mailto:'){
837            $link['url'] = str_replace('&','&amp;',$link['url']);
838            $link['url'] = str_replace('&amp;amp;','&amp;',$link['url']);
839        }
840        //remove double encodings in titles
841        $link['title'] = str_replace('&amp;amp;','&amp;',$link['title']);
842
843        $ret  = '';
844        $ret .= $link['pre'];
845        $ret .= '<a href="'.$link['url'].'"';
846        if($link['class'])  $ret .= ' class="'.$link['class'].'"';
847        if($link['target']) $ret .= ' target="'.$link['target'].'"';
848        if($link['title'])  $ret .= ' title="'.$link['title'].'"';
849        if($link['style'])  $ret .= ' style="'.$link['style'].'"';
850        if($link['more'])   $ret .= ' '.$link['more'];
851        $ret .= '>';
852        $ret .= $link['name'];
853        $ret .= '</a>';
854        $ret .= $link['suf'];
855        return $ret;
856    }
857
858    /**
859     * Removes any Namespace from the given name but keeps
860     * casing and special chars
861     *
862     * @author Andreas Gohr <andi@splitbrain.org>
863     */
864    function _simpleTitle($name){
865        global $conf;
866
867        if($conf['useslash']){
868            $nssep = '[:;/]';
869        }else{
870            $nssep = '[:;]';
871        }
872        $name = preg_replace('!.*'.$nssep.'!','',$name);
873        //if there is a hash we use the ancor name only
874        $name = preg_replace('!.*#!','',$name);
875        return $name;
876    }
877
878    /**
879     * Renders internal and external media
880     *
881     * @author Andreas Gohr <andi@splitbrain.org>
882     */
883    function _media ($src, $title=NULL, $align=NULL, $width=NULL,
884                      $height=NULL, $cache=NULL) {
885
886        $ret = '';
887
888        list($ext,$mime) = mimetype($src);
889        if(substr($mime,0,5) == 'image'){
890            //add image tag
891            $ret .= '<img src="'.DOKU_BASE.'fetch.php?w='.$width.'&amp;h='.$height.
892                    '&amp;cache='.$cache.'&amp;media='.urlencode($src).'"';
893
894            $ret .= ' class="media'.$align.'"';
895
896            if (!is_null($title)) {
897                $ret .= ' title="'.$this->_xmlEntities($title).'"';
898                $ret .= ' alt="'.$this->_xmlEntities($title).'"';
899            }else{
900                $ret .= ' alt=""';
901            }
902
903            if ( !is_null($width) )
904                $ret .= ' width="'.$this->_xmlEntities($width).'"';
905
906            if ( !is_null($height) )
907                $ret .= ' height="'.$this->_xmlEntities($height).'"';
908
909            $ret .= ' />';
910
911        }elseif($mime == 'application/x-shockwave-flash'){
912            $ret .= '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"'.
913                    ' codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"';
914            if ( !is_null($width) ) $ret .= ' width="'.$this->_xmlEntities($width).'"';
915            if ( !is_null($height) ) $ret .= ' height="'.$this->_xmlEntities($height).'"';
916            $ret .= '>'.DOKU_LF;
917            $ret .= '<param name="movie" value="'.DOKU_BASE.'fetch.php?media='.urlencode($src).'" />'.DOKU_LF;
918            $ret .= '<param name="quality" value="high" />'.DOKU_LF;
919            $ret .= '<embed src="'.DOKU_BASE.'fetch.php?media='.urlencode($src).'"'.
920                    ' quality="high"';
921            if ( !is_null($width) ) $ret .= ' width="'.$this->_xmlEntities($width).'"';
922            if ( !is_null($height) ) $ret .= ' height="'.$this->_xmlEntities($height).'"';
923            $ret .= ' type="application/x-shockwave-flash"'.
924                    ' pluginspage="http://www.macromedia.com/go/getflashplayer"></embed>'.DOKU_LF;
925            $ret .= '</object>'.DOKU_LF;
926
927        }elseif(!is_null($title)){
928            // well at least we have a title to display
929            $ret .= $this->_xmlEntities($title);
930        }else{
931            // just show the source
932            $ret .= $this->_xmlEntities($src);
933        }
934
935        return $ret;
936    }
937
938    function _xmlEntities($string) {
939        return htmlspecialchars($string);
940    }
941
942    function _headerToLink($title) {
943        return str_replace(':','',cleanID($title));
944    }
945
946    /**
947     * Adds code for section editing button
948     *
949     * This is just aplaceholder and gets replace by the button if
950     * section editing is allowed
951     *
952     * @author Andreas Gohr <andi@splitbrain.org>
953     */
954    function _secedit($f, $t){
955        $this->doc .= '<!-- SECTION ['.$f.'-'.$t.'] -->';
956    }
957
958    /**
959     * Construct a title and handle images in titles
960     *
961     * @author Harry Fuecks <hfuecks@gmail.com>
962     */
963    function _getLinkTitle($title, $default, & $isImage, $id=NULL) {
964        global $conf;
965
966        $isImage = FALSE;
967        if ( is_null($title) ) {
968            if ($conf['useheading'] && $id) {
969                $heading = p_get_first_heading($id);
970                if ($heading) {
971                    return $this->_xmlEntities($heading);
972                }
973            }
974            return $this->_xmlEntities($default);
975        } else if ( is_string($title) ) {
976            return $this->_xmlEntities($title);
977        } else if ( is_array($title) ) {
978            $isImage = TRUE;
979            return $this->_imageTitle($title);
980        }
981    }
982
983    /**
984     * Returns an HTML code for images used in link titles
985     *
986     * @todo Resolve namespace on internal images
987     * @author Andreas Gohr <andi@splitbrain.org>
988     */
989    function _imageTitle($img) {
990        return $this->_media($img['src'],
991                              $img['title'],
992                              $img['align'],
993                              $img['width'],
994                              $img['height'],
995                              $img['cache']);
996    }
997}
998
999//Setup VIM: ex: et ts=4 enc=utf-8 :
1000