xref: /dokuwiki/inc/parser/handler.php (revision 26b657a1a40c6eb68443bac86ef032a3c4b05fc5) 
1<?php
2if(!defined('DOKU_INC')) define('DOKU_INC',realpath(dirname(__FILE__).'/../../').'/');
3
4class Doku_Handler {
5
6    var $Renderer = NULL;
7
8    var $CallWriter = NULL;
9
10    var $calls = array();
11
12    var $status = array(
13        'section' => false,
14        'section_edit_start' => -1,
15        'section_edit_level' => 1,
16        'section_edit_title' => ''
17    );
18
19    var $rewriteBlocks = true;
20
21    function Doku_Handler() {
22        $this->CallWriter = & new Doku_Handler_CallWriter($this);
23    }
24
25    function _addCall($handler, $args, $pos) {
26        $call = array($handler,$args, $pos);
27        $this->CallWriter->writeCall($call);
28    }
29
30    function _finalize(){
31
32        $this->CallWriter->finalise();
33
34        if ( $this->status['section'] ) {
35           $last_call = end($this->calls);
36           array_push($this->calls,array('section_close',array(), $last_call[2]));
37           if ($this->status['section_edit_start']>1) {
38               // ignore last edit section if there is only one header
39               array_push($this->calls,array('section_edit',array($this->status['section_edit_start'], 0, $this->status['section_edit_level'], $this->status['section_edit_title']), $last_call[2]));
40           }
41        }
42
43        if ( $this->rewriteBlocks ) {
44            $B = & new Doku_Handler_Block();
45            $this->calls = $B->process($this->calls);
46        }
47
48        trigger_event('PARSER_HANDLER_DONE',$this);
49
50        array_unshift($this->calls,array('document_start',array(),0));
51        $last_call = end($this->calls);
52        array_push($this->calls,array('document_end',array(),$last_call[2]));
53    }
54
55    function fetch() {
56        $call = each($this->calls);
57        if ( $call ) {
58            return $call['value'];
59        }
60        return false;
61    }
62
63
64    /**
65     * Special plugin handler
66     *
67     * This handler is called for all modes starting with 'plugin_'.
68     * An additional parameter with the plugin name is passed
69     *
70     * @author Andreas Gohr <andi@splitbrain.org>
71     */
72    function plugin($match, $state, $pos, $pluginname){
73        $data = array($match);
74        $plugin =& plugin_load('syntax',$pluginname);
75        if($plugin != null){
76            $data = $plugin->handle($match, $state, $pos, $this);
77        }
78        $this->_addCall('plugin',array($pluginname,$data,$state),$pos);
79        return true;
80    }
81
82    function base($match, $state, $pos) {
83        switch ( $state ) {
84            case DOKU_LEXER_UNMATCHED:
85                $this->_addCall('cdata',array($match), $pos);
86                return true;
87            break;
88
89        }
90    }
91
92    function header($match, $state, $pos) {
93        global $conf;
94
95        // get level and title
96        $title = trim($match);
97        $level = 7 - strspn($title,'=');
98        if($level < 1) $level = 1;
99        $title = trim($title,'=');
100        $title = trim($title);
101
102        if ($this->status['section']) $this->_addCall('section_close',array(),$pos);
103
104        if ($level<=$conf['maxseclevel']) {
105            $this->_addCall('section_edit',array($this->status['section_edit_start'], $pos-1, $this->status['section_edit_level'], $this->status['section_edit_title']), $pos);
106            $this->status['section_edit_start'] = $pos;
107            $this->status['section_edit_level'] = $level;
108            $this->status['section_edit_title'] = $title;
109        }
110
111        $this->_addCall('header',array($title,$level,$pos), $pos);
112
113        $this->_addCall('section_open',array($level),$pos);
114        $this->status['section'] = true;
115        return true;
116    }
117
118    function notoc($match, $state, $pos) {
119        $this->_addCall('notoc',array(),$pos);
120        return true;
121    }
122
123    function nocache($match, $state, $pos) {
124        $this->_addCall('nocache',array(),$pos);
125        return true;
126    }
127
128    function linebreak($match, $state, $pos) {
129        $this->_addCall('linebreak',array(),$pos);
130        return true;
131    }
132
133    function eol($match, $state, $pos) {
134        $this->_addCall('eol',array(),$pos);
135        return true;
136    }
137
138    function hr($match, $state, $pos) {
139        $this->_addCall('hr',array(),$pos);
140        return true;
141    }
142
143    function _nestingTag($match, $state, $pos, $name) {
144        switch ( $state ) {
145            case DOKU_LEXER_ENTER:
146                $this->_addCall($name.'_open', array(), $pos);
147            break;
148            case DOKU_LEXER_EXIT:
149                $this->_addCall($name.'_close', array(), $pos);
150            break;
151            case DOKU_LEXER_UNMATCHED:
152                $this->_addCall('cdata',array($match), $pos);
153            break;
154        }
155    }
156
157    function strong($match, $state, $pos) {
158        $this->_nestingTag($match, $state, $pos, 'strong');
159        return true;
160    }
161
162    function emphasis($match, $state, $pos) {
163        $this->_nestingTag($match, $state, $pos, 'emphasis');
164        return true;
165    }
166
167    function underline($match, $state, $pos) {
168        $this->_nestingTag($match, $state, $pos, 'underline');
169        return true;
170    }
171
172    function monospace($match, $state, $pos) {
173        $this->_nestingTag($match, $state, $pos, 'monospace');
174        return true;
175    }
176
177    function subscript($match, $state, $pos) {
178        $this->_nestingTag($match, $state, $pos, 'subscript');
179        return true;
180    }
181
182    function superscript($match, $state, $pos) {
183        $this->_nestingTag($match, $state, $pos, 'superscript');
184        return true;
185    }
186
187    function deleted($match, $state, $pos) {
188        $this->_nestingTag($match, $state, $pos, 'deleted');
189        return true;
190    }
191
192
193    function footnote($match, $state, $pos) {
194//        $this->_nestingTag($match, $state, $pos, 'footnote');
195        if (!isset($this->_footnote)) $this->_footnote = false;
196
197        switch ( $state ) {
198            case DOKU_LEXER_ENTER:
199                // footnotes can not be nested - however due to limitations in lexer it can't be prevented
200                // we will still enter a new footnote mode, we just do nothing
201                if ($this->_footnote) {
202                  $this->_addCall('cdata',array($match), $pos);
203                  break;
204                }
205
206                $this->_footnote = true;
207
208                $ReWriter = & new Doku_Handler_Nest($this->CallWriter,'footnote_close');
209                $this->CallWriter = & $ReWriter;
210                $this->_addCall('footnote_open', array(), $pos);
211            break;
212            case DOKU_LEXER_EXIT:
213                // check whether we have already exitted the footnote mode, can happen if the modes were nested
214                if (!$this->_footnote) {
215                  $this->_addCall('cdata',array($match), $pos);
216                  break;
217                }
218
219                $this->_footnote = false;
220
221                $this->_addCall('footnote_close', array(), $pos);
222                $this->CallWriter->process();
223                $ReWriter = & $this->CallWriter;
224                $this->CallWriter = & $ReWriter->CallWriter;
225            break;
226            case DOKU_LEXER_UNMATCHED:
227                $this->_addCall('cdata', array($match), $pos);
228            break;
229        }
230        return true;
231    }
232
233    function listblock($match, $state, $pos) {
234        switch ( $state ) {
235            case DOKU_LEXER_ENTER:
236                $ReWriter = & new Doku_Handler_List($this->CallWriter);
237                $this->CallWriter = & $ReWriter;
238                $this->_addCall('list_open', array($match), $pos);
239            break;
240            case DOKU_LEXER_EXIT:
241                $this->_addCall('list_close', array(), $pos);
242                $this->CallWriter->process();
243                $ReWriter = & $this->CallWriter;
244                $this->CallWriter = & $ReWriter->CallWriter;
245            break;
246            case DOKU_LEXER_MATCHED:
247                $this->_addCall('list_item', array($match), $pos);
248            break;
249            case DOKU_LEXER_UNMATCHED:
250                $this->_addCall('cdata', array($match), $pos);
251            break;
252        }
253        return true;
254    }
255
256    function unformatted($match, $state, $pos) {
257        if ( $state == DOKU_LEXER_UNMATCHED ) {
258            $this->_addCall('unformatted',array($match), $pos);
259        }
260        return true;
261    }
262
263    function php($match, $state, $pos) {
264        global $conf;
265        if ( $state == DOKU_LEXER_UNMATCHED ) {
266            if ($conf['phpok']) {
267                $this->_addCall('php',array($match), $pos);
268            } else {
269                $this->_addCall('file',array($match), $pos);
270            }
271        }
272        return true;
273    }
274
275    function html($match, $state, $pos) {
276        global $conf;
277        if ( $state == DOKU_LEXER_UNMATCHED ) {
278            if($conf['htmlok']){
279                $this->_addCall('html',array($match), $pos);
280            } else {
281                $this->_addCall('file',array($match), $pos);
282            }
283        }
284        return true;
285    }
286
287    function preformatted($match, $state, $pos) {
288        switch ( $state ) {
289            case DOKU_LEXER_ENTER:
290                $ReWriter = & new Doku_Handler_Preformatted($this->CallWriter);
291                $this->CallWriter = & $ReWriter;
292                $this->_addCall('preformatted_start',array(), $pos);
293            break;
294            case DOKU_LEXER_EXIT:
295                $this->_addCall('preformatted_end',array(), $pos);
296                $this->CallWriter->process();
297                $ReWriter = & $this->CallWriter;
298                $this->CallWriter = & $ReWriter->CallWriter;
299            break;
300            case DOKU_LEXER_MATCHED:
301                $this->_addCall('preformatted_newline',array(), $pos);
302            break;
303            case DOKU_LEXER_UNMATCHED:
304                $this->_addCall('preformatted_content',array($match), $pos);
305            break;
306        }
307
308        return true;
309    }
310
311    function file($match, $state, $pos) {
312        if ( $state == DOKU_LEXER_UNMATCHED ) {
313            $this->_addCall('file',array($match), $pos);
314        }
315        return true;
316    }
317
318    function quote($match, $state, $pos) {
319
320        switch ( $state ) {
321
322            case DOKU_LEXER_ENTER:
323                $ReWriter = & new Doku_Handler_Quote($this->CallWriter);
324                $this->CallWriter = & $ReWriter;
325                $this->_addCall('quote_start',array($match), $pos);
326            break;
327
328            case DOKU_LEXER_EXIT:
329                $this->_addCall('quote_end',array(), $pos);
330                $this->CallWriter->process();
331                $ReWriter = & $this->CallWriter;
332                $this->CallWriter = & $ReWriter->CallWriter;
333            break;
334
335            case DOKU_LEXER_MATCHED:
336                $this->_addCall('quote_newline',array($match), $pos);
337            break;
338
339            case DOKU_LEXER_UNMATCHED:
340                $this->_addCall('cdata',array($match), $pos);
341            break;
342
343        }
344
345        return true;
346    }
347
348    function code($match, $state, $pos) {
349        switch ( $state ) {
350            case DOKU_LEXER_UNMATCHED:
351                $matches = preg_split('/>/u',$match,2);
352                $matches[0] = trim($matches[0]);
353                if ( trim($matches[0]) == '' ) {
354                    $matches[0] = NULL;
355                }
356                # $matches[0] contains name of programming language
357                # if available, We shortcut html here.
358                if($matches[0] == 'html') $matches[0] = 'html4strict';
359                $this->_addCall(
360                        'code',
361                        array($matches[1],$matches[0]),
362                        $pos
363                    );
364            break;
365        }
366        return true;
367    }
368
369    function acronym($match, $state, $pos) {
370        $this->_addCall('acronym',array($match), $pos);
371        return true;
372    }
373
374    function smiley($match, $state, $pos) {
375        $this->_addCall('smiley',array($match), $pos);
376        return true;
377    }
378
379    function wordblock($match, $state, $pos) {
380        $this->_addCall('wordblock',array($match), $pos);
381        return true;
382    }
383
384    function entity($match, $state, $pos) {
385        $this->_addCall('entity',array($match), $pos);
386        return true;
387    }
388
389    function multiplyentity($match, $state, $pos) {
390        preg_match_all('/\d+/',$match,$matches);
391        $this->_addCall('multiplyentity',array($matches[0][0],$matches[0][1]), $pos);
392        return true;
393    }
394
395    function singlequoteopening($match, $state, $pos) {
396        $this->_addCall('singlequoteopening',array(), $pos);
397        return true;
398    }
399
400    function singlequoteclosing($match, $state, $pos) {
401        $this->_addCall('singlequoteclosing',array(), $pos);
402        return true;
403    }
404
405    function doublequoteopening($match, $state, $pos) {
406        $this->_addCall('doublequoteopening',array(), $pos);
407        return true;
408    }
409
410    function doublequoteclosing($match, $state, $pos) {
411        $this->_addCall('doublequoteclosing',array(), $pos);
412        return true;
413    }
414
415    function camelcaselink($match, $state, $pos) {
416        $this->_addCall('camelcaselink',array($match), $pos);
417        return true;
418    }
419
420    /*
421    */
422    function internallink($match, $state, $pos) {
423        // Strip the opening and closing markup
424        $link = preg_replace(array('/^\[\[/','/\]\]$/u'),'',$match);
425
426        // Split title from URL
427        $link = preg_split('/\|/u',$link,2);
428        if ( !isset($link[1]) ) {
429            $link[1] = NULL;
430        } else if ( preg_match('/^\{\{[^\}]+\}\}$/',$link[1]) ) {
431            // If the title is an image, convert it to an array containing the image details
432            $link[1] = Doku_Handler_Parse_Media($link[1]);
433        }
434        $link[0] = trim($link[0]);
435
436        //decide which kind of link it is
437
438        if ( preg_match('/^[a-zA-Z\.]+>{1}.*$/u',$link[0]) ) {
439        // Interwiki
440            $interwiki = preg_split('/>/u',$link[0]);
441            $this->_addCall(
442                'interwikilink',
443                array($link[0],$link[1],strtolower($interwiki[0]),$interwiki[1]),
444                $pos
445                );
446        }elseif ( preg_match('/^\\\\\\\\[\w.:?\-;,]+?\\\\/u',$link[0]) ) {
447        // Windows Share
448            $this->_addCall(
449                'windowssharelink',
450                array($link[0],$link[1]),
451                $pos
452                );
453        }elseif ( preg_match('#^([a-z0-9\-\.+]+?)://#i',$link[0]) ) {
454        // external link (accepts all protocols)
455            $this->_addCall(
456                    'externallink',
457                    array($link[0],$link[1]),
458                    $pos
459                    );
460        }elseif ( preg_match('<'.PREG_PATTERN_VALID_EMAIL.'>',$link[0]) ) {
461        // E-Mail (pattern above is defined in inc/mail.php)
462            $this->_addCall(
463                'emaillink',
464                array($link[0],$link[1]),
465                $pos
466                );
467        }elseif ( preg_match('!^#.+!',$link[0]) ){
468        // local link
469            $this->_addCall(
470                'locallink',
471                array(substr($link[0],1),$link[1]),
472                $pos
473                );
474        }else{
475        // internal link
476            $this->_addCall(
477                'internallink',
478                array($link[0],$link[1]),
479                $pos
480                );
481        }
482
483        return true;
484    }
485
486    function filelink($match, $state, $pos) {
487        $this->_addCall('filelink',array($match, NULL), $pos);
488        return true;
489    }
490
491    function windowssharelink($match, $state, $pos) {
492        $this->_addCall('windowssharelink',array($match, NULL), $pos);
493        return true;
494    }
495
496    function media($match, $state, $pos) {
497        $p = Doku_Handler_Parse_Media($match);
498
499        $this->_addCall(
500              $p['type'],
501              array($p['src'], $p['title'], $p['align'], $p['width'],
502                     $p['height'], $p['cache'], $p['linking']),
503              $pos
504             );
505        return true;
506    }
507
508    function rss($match, $state, $pos) {
509        $link = preg_replace(array('/^\{\{rss>/','/\}\}$/'),'',$match);
510
511        // get params
512        list($link,$params) = explode(' ',$link,2);
513
514        $p = array();
515        if(preg_match('/\b(\d+)\b/',$params,$match)){
516            $p['max'] = $match[1];
517        }else{
518            $p['max'] = 8;
519        }
520        $p['reverse'] = (preg_match('/rev/',$params));
521        $p['author']  = (preg_match('/\b(by|author)/',$params));
522        $p['date']    = (preg_match('/\b(date)/',$params));
523        $p['details'] = (preg_match('/\b(desc|detail)/',$params));
524
525        if (preg_match('/\b(\d+)([dhm])\b/',$params,$match)) {
526          $period = array('d' => 86400, 'h' => 3600, 'm' => 60);
527          $p['refresh'] = max(600,$match[1]*$period[$match[2]]);  // n * period in seconds, minimum 10 minutes
528        } else {
529          $p['refresh'] = 14400;   // default to 4 hours
530        }
531
532        $this->_addCall('rss',array($link,$p),$pos);
533        return true;
534    }
535
536    function externallink($match, $state, $pos) {
537        $url   = $match;
538        $title = null;
539
540        // add protocol on simple short URLs
541        if(substr($url,0,3) == 'ftp' && (substr($url,0,6) != 'ftp://')){
542            $title = $url;
543            $url   = 'ftp://'.$url;
544        }
545        if(substr($url,0,3) == 'www' && (substr($url,0,7) != 'http://')){
546            $title = $url;
547            $url = 'http://'.$url;
548        }
549
550        $this->_addCall('externallink',array($url, $title), $pos);
551        return true;
552    }
553
554    function emaillink($match, $state, $pos) {
555        $email = preg_replace(array('/^</','/>$/'),'',$match);
556        $this->_addCall('emaillink',array($email, NULL), $pos);
557        return true;
558    }
559
560    function table($match, $state, $pos) {
561        switch ( $state ) {
562
563            case DOKU_LEXER_ENTER:
564
565                $ReWriter = & new Doku_Handler_Table($this->CallWriter);
566                $this->CallWriter = & $ReWriter;
567
568                $this->_addCall('table_start', array(), $pos);
569                //$this->_addCall('table_row', array(), $pos);
570                if ( trim($match) == '^' ) {
571                    $this->_addCall('tableheader', array(), $pos);
572                } else {
573                    $this->_addCall('tablecell', array(), $pos);
574                }
575            break;
576
577            case DOKU_LEXER_EXIT:
578                $this->_addCall('table_end', array(), $pos);
579                $this->CallWriter->process();
580                $ReWriter = & $this->CallWriter;
581                $this->CallWriter = & $ReWriter->CallWriter;
582            break;
583
584            case DOKU_LEXER_UNMATCHED:
585                if ( trim($match) != '' ) {
586                    $this->_addCall('cdata',array($match), $pos);
587                }
588            break;
589
590            case DOKU_LEXER_MATCHED:
591                if ( $match == ' ' ){
592                    $this->_addCall('cdata', array($match), $pos);
593                } else if ( preg_match('/\t+/',$match) ) {
594                    $this->_addCall('table_align', array($match), $pos);
595                } else if ( preg_match('/ {2,}/',$match) ) {
596                    $this->_addCall('table_align', array($match), $pos);
597                } else if ( $match == "\n|" ) {
598                    $this->_addCall('table_row', array(), $pos);
599                    $this->_addCall('tablecell', array(), $pos);
600                } else if ( $match == "\n^" ) {
601                    $this->_addCall('table_row', array(), $pos);
602                    $this->_addCall('tableheader', array(), $pos);
603                } else if ( $match == '|' ) {
604                    $this->_addCall('tablecell', array(), $pos);
605                } else if ( $match == '^' ) {
606                    $this->_addCall('tableheader', array(), $pos);
607                }
608            break;
609        }
610        return true;
611    }
612}
613
614//------------------------------------------------------------------------
615function Doku_Handler_Parse_Media($match) {
616
617    // Strip the opening and closing markup
618    $link = preg_replace(array('/^\{\{/','/\}\}$/u'),'',$match);
619
620    // Split title from URL
621    $link = preg_split('/\|/u',$link,2);
622
623
624    // Check alignment
625    $ralign = (bool)preg_match('/^ /',$link[0]);
626    $lalign = (bool)preg_match('/ $/',$link[0]);
627
628    // Logic = what's that ;)...
629    if ( $lalign & $ralign ) {
630        $align = 'center';
631    } else if ( $ralign ) {
632        $align = 'right';
633    } else if ( $lalign ) {
634        $align = 'left';
635    } else {
636        $align = NULL;
637    }
638
639    // The title...
640    if ( !isset($link[1]) ) {
641        $link[1] = NULL;
642    }
643
644    //remove aligning spaces
645    $link[0] = trim($link[0]);
646
647    //split into src and parameters (using the very last questionmark)
648    $pos = strrpos($link[0], '?');
649    if($pos !== false){
650        $src   = substr($link[0],0,$pos);
651        $param = substr($link[0],$pos+1);
652    }else{
653        $src   = $link[0];
654        $param = '';
655    }
656
657    //parse width and height
658    if(preg_match('#(\d+)(x(\d+))?#i',$param,$size)){
659        ($size[1]) ? $w = $size[1] : $w = NULL;
660        ($size[3]) ? $h = $size[3] : $h = NULL;
661    } else {
662        $w = NULL;
663        $h = NULL;
664    }
665
666    //get linking command
667    if(preg_match('/nolink/i',$param)){
668        $linking = 'nolink';
669    }else if(preg_match('/direct/i',$param)){
670        $linking = 'direct';
671    }else{
672        $linking = 'details';
673    }
674
675    //get caching command
676    if (preg_match('/(nocache|recache)/i',$param,$cachemode)){
677        $cache = $cachemode[1];
678    }else{
679        $cache = 'cache';
680    }
681
682    // Check whether this is a local or remote image
683    if ( preg_match('#^(https?|ftp)#i',$src) ) {
684        $call = 'externalmedia';
685    } else {
686        $call = 'internalmedia';
687    }
688
689    $params = array(
690        'type'=>$call,
691        'src'=>$src,
692        'title'=>$link[1],
693        'align'=>$align,
694        'width'=>$w,
695        'height'=>$h,
696        'cache'=>$cache,
697        'linking'=>$linking,
698    );
699
700    return $params;
701}
702
703//------------------------------------------------------------------------
704class Doku_Handler_CallWriter {
705
706    var $Handler;
707
708    function Doku_Handler_CallWriter(& $Handler) {
709        $this->Handler = & $Handler;
710    }
711
712    function writeCall($call) {
713        $this->Handler->calls[] = $call;
714    }
715
716    function writeCalls($calls) {
717        $this->Handler->calls = array_merge($this->Handler->calls, $calls);
718    }
719
720    // function is required, but since this call writer is first/highest in
721    // the chain it is not required to do anything
722    function finalise() {
723    }
724}
725
726//------------------------------------------------------------------------
727/**
728 * Generic call writer class to handle nesting of rendering instructions
729 * within a render instruction. Also see nest() method of renderer base class
730 *
731 * @author    Chris Smith <chris@jalakai.co.uk>
732 */
733class Doku_Handler_Nest {
734
735    var $CallWriter;
736    var $calls = array();
737
738    var $closingInstruction;
739
740    /**
741     * constructor
742     *
743     * @param  object     $CallWriter     the renderers current call writer
744     * @param  string     $close          closing instruction name, this is required to properly terminate the
745     *                                    syntax mode if the document ends without a closing pattern
746     */
747    function Doku_Handler_Nest(& $CallWriter, $close="nest_close") {
748        $this->CallWriter = & $CallWriter;
749
750        $this->closingInstruction = $close;
751    }
752
753    function writeCall($call) {
754        $this->calls[] = $call;
755    }
756
757    function writeCalls($calls) {
758        $this->calls = array_merge($this->calls, $calls);
759    }
760
761    function finalise() {
762        $last_call = end($this->calls);
763        $this->writeCall(array($this->closingInstruction,array(), $last_call[2]));
764
765        $this->process();
766        $this->CallWriter->finalise();
767    }
768
769    function process() {
770        $first_call = reset($this->calls);
771        $this->CallWriter->writeCall(array("nest", array($this->calls), $first_call[2]));
772    }
773}
774
775class Doku_Handler_List {
776
777    var $CallWriter;
778
779    var $calls = array();
780    var $listCalls = array();
781    var $listStack = array();
782
783    function Doku_Handler_List(& $CallWriter) {
784        $this->CallWriter = & $CallWriter;
785    }
786
787    function writeCall($call) {
788        $this->calls[] = $call;
789    }
790
791    // Probably not needed but just in case...
792    function writeCalls($calls) {
793        $this->calls = array_merge($this->calls, $calls);
794#        $this->CallWriter->writeCalls($this->calls);
795    }
796
797    function finalise() {
798        $last_call = end($this->calls);
799        $this->writeCall(array('list_close',array(), $last_call[2]));
800
801        $this->process();
802        $this->CallWriter->finalise();
803    }
804
805    //------------------------------------------------------------------------
806    function process() {
807
808        foreach ( $this->calls as $call ) {
809            switch ($call[0]) {
810                case 'list_item':
811                    $this->listOpen($call);
812                break;
813                case 'list_open':
814                    $this->listStart($call);
815                break;
816                case 'list_close':
817                    $this->listEnd($call);
818                break;
819                default:
820                    $this->listContent($call);
821                break;
822            }
823        }
824
825        $this->CallWriter->writeCalls($this->listCalls);
826    }
827
828    //------------------------------------------------------------------------
829    function listStart($call) {
830        $depth = $this->interpretSyntax($call[1][0], $listType);
831
832        $this->initialDepth = $depth;
833        $this->listStack[] = array($listType, $depth);
834
835        $this->listCalls[] = array('list'.$listType.'_open',array(),$call[2]);
836        $this->listCalls[] = array('listitem_open',array(1),$call[2]);
837        $this->listCalls[] = array('listcontent_open',array(),$call[2]);
838    }
839
840    //------------------------------------------------------------------------
841    function listEnd($call) {
842        $closeContent = true;
843
844        while ( $list = array_pop($this->listStack) ) {
845            if ( $closeContent ) {
846                $this->listCalls[] = array('listcontent_close',array(),$call[2]);
847                $closeContent = false;
848            }
849            $this->listCalls[] = array('listitem_close',array(),$call[2]);
850            $this->listCalls[] = array('list'.$list[0].'_close', array(), $call[2]);
851        }
852    }
853
854    //------------------------------------------------------------------------
855    function listOpen($call) {
856        $depth = $this->interpretSyntax($call[1][0], $listType);
857        $end = end($this->listStack);
858
859        // Not allowed to be shallower than initialDepth
860        if ( $depth < $this->initialDepth ) {
861            $depth = $this->initialDepth;
862        }
863
864        //------------------------------------------------------------------------
865        if ( $depth == $end[1] ) {
866
867            // Just another item in the list...
868            if ( $listType == $end[0] ) {
869                $this->listCalls[] = array('listcontent_close',array(),$call[2]);
870                $this->listCalls[] = array('listitem_close',array(),$call[2]);
871                $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]);
872                $this->listCalls[] = array('listcontent_open',array(),$call[2]);
873
874            // Switched list type...
875            } else {
876
877                $this->listCalls[] = array('listcontent_close',array(),$call[2]);
878                $this->listCalls[] = array('listitem_close',array(),$call[2]);
879                $this->listCalls[] = array('list'.$end[0].'_close', array(), $call[2]);
880                $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]);
881                $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]);
882                $this->listCalls[] = array('listcontent_open',array(),$call[2]);
883
884                array_pop($this->listStack);
885                $this->listStack[] = array($listType, $depth);
886            }
887
888        //------------------------------------------------------------------------
889        // Getting deeper...
890        } else if ( $depth > $end[1] ) {
891
892            $this->listCalls[] = array('listcontent_close',array(),$call[2]);
893            $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]);
894            $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]);
895            $this->listCalls[] = array('listcontent_open',array(),$call[2]);
896
897            $this->listStack[] = array($listType, $depth);
898
899        //------------------------------------------------------------------------
900        // Getting shallower ( $depth < $end[1] )
901        } else {
902            $this->listCalls[] = array('listcontent_close',array(),$call[2]);
903            $this->listCalls[] = array('listitem_close',array(),$call[2]);
904            $this->listCalls[] = array('list'.$end[0].'_close',array(),$call[2]);
905
906            // Throw away the end - done
907            array_pop($this->listStack);
908
909            while (1) {
910                $end = end($this->listStack);
911
912                if ( $end[1] <= $depth ) {
913
914                    // Normalize depths
915                    $depth = $end[1];
916
917                    $this->listCalls[] = array('listitem_close',array(),$call[2]);
918
919                    if ( $end[0] == $listType ) {
920                        $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]);
921                        $this->listCalls[] = array('listcontent_open',array(),$call[2]);
922
923                    } else {
924                        // Switching list type...
925                        $this->listCalls[] = array('list'.$end[0].'_close', array(), $call[2]);
926                        $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]);
927                        $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]);
928                        $this->listCalls[] = array('listcontent_open',array(),$call[2]);
929
930                        array_pop($this->listStack);
931                        $this->listStack[] = array($listType, $depth);
932                    }
933
934                    break;
935
936                // Haven't dropped down far enough yet.... ( $end[1] > $depth )
937                } else {
938
939                    $this->listCalls[] = array('listitem_close',array(),$call[2]);
940                    $this->listCalls[] = array('list'.$end[0].'_close',array(),$call[2]);
941
942                    array_pop($this->listStack);
943
944                }
945
946            }
947
948        }
949    }
950
951    //------------------------------------------------------------------------
952    function listContent($call) {
953        $this->listCalls[] = $call;
954    }
955
956    //------------------------------------------------------------------------
957    function interpretSyntax($match, & $type) {
958        if ( substr($match,-1) == '*' ) {
959            $type = 'u';
960        } else {
961            $type = 'o';
962        }
963        return count(explode('  ',str_replace("\t",'  ',$match)));
964    }
965}
966
967//------------------------------------------------------------------------
968class Doku_Handler_Preformatted {
969
970    var $CallWriter;
971
972    var $calls = array();
973    var $pos;
974    var $text ='';
975
976
977
978    function Doku_Handler_Preformatted(& $CallWriter) {
979        $this->CallWriter = & $CallWriter;
980    }
981
982    function writeCall($call) {
983        $this->calls[] = $call;
984    }
985
986    // Probably not needed but just in case...
987    function writeCalls($calls) {
988        $this->calls = array_merge($this->calls, $calls);
989#        $this->CallWriter->writeCalls($this->calls);
990    }
991
992    function finalise() {
993        $last_call = end($this->calls);
994        $this->writeCall(array('preformatted_end',array(), $last_call[2]));
995
996        $this->process();
997        $this->CallWriter->finalise();
998    }
999
1000    function process() {
1001        foreach ( $this->calls as $call ) {
1002            switch ($call[0]) {
1003                case 'preformatted_start':
1004                    $this->pos = $call[2];
1005                break;
1006                case 'preformatted_newline':
1007                    $this->text .= "\n";
1008                break;
1009                case 'preformatted_content':
1010                    $this->text .= $call[1][0];
1011                break;
1012                case 'preformatted_end':
1013                    $this->CallWriter->writeCall(array('preformatted',array($this->text),$this->pos));
1014                break;
1015            }
1016        }
1017    }
1018
1019}
1020
1021//------------------------------------------------------------------------
1022class Doku_Handler_Quote {
1023
1024    var $CallWriter;
1025
1026    var $calls = array();
1027
1028    var $quoteCalls = array();
1029
1030    function Doku_Handler_Quote(& $CallWriter) {
1031        $this->CallWriter = & $CallWriter;
1032    }
1033
1034    function writeCall($call) {
1035        $this->calls[] = $call;
1036    }
1037
1038    // Probably not needed but just in case...
1039    function writeCalls($calls) {
1040        $this->calls = array_merge($this->calls, $calls);
1041#        $this->CallWriter->writeCalls($this->calls);
1042    }
1043
1044    function finalise() {
1045        $last_call = end($this->calls);
1046        $this->writeCall(array('quote_end',array(), $last_call[2]));
1047
1048        $this->process();
1049        $this->CallWriter->finalise();
1050    }
1051
1052    function process() {
1053
1054        $quoteDepth = 1;
1055
1056        foreach ( $this->calls as $call ) {
1057            switch ($call[0]) {
1058
1059                case 'quote_start':
1060
1061                    $this->quoteCalls[] = array('quote_open',array(),$call[2]);
1062
1063                case 'quote_newline':
1064
1065                    $quoteLength = $this->getDepth($call[1][0]);
1066
1067                    if ( $quoteLength > $quoteDepth ) {
1068                        $quoteDiff = $quoteLength - $quoteDepth;
1069                        for ( $i = 1; $i <= $quoteDiff; $i++ ) {
1070                            $this->quoteCalls[] = array('quote_open',array(),$call[2]);
1071                        }
1072                    } else if ( $quoteLength < $quoteDepth ) {
1073                        $quoteDiff = $quoteDepth - $quoteLength;
1074                        for ( $i = 1; $i <= $quoteDiff; $i++ ) {
1075                            $this->quoteCalls[] = array('quote_close',array(),$call[2]);
1076                        }
1077                    } else {
1078                        if ($call[0] != 'quote_start') $this->quoteCalls[] = array('linebreak',array(),$call[2]);
1079                    }
1080
1081                    $quoteDepth = $quoteLength;
1082
1083                break;
1084
1085                case 'quote_end':
1086
1087                    if ( $quoteDepth > 1 ) {
1088                        $quoteDiff = $quoteDepth - 1;
1089                        for ( $i = 1; $i <= $quoteDiff; $i++ ) {
1090                            $this->quoteCalls[] = array('quote_close',array(),$call[2]);
1091                        }
1092                    }
1093
1094                    $this->quoteCalls[] = array('quote_close',array(),$call[2]);
1095
1096                    $this->CallWriter->writeCalls($this->quoteCalls);
1097                break;
1098
1099                default:
1100                    $this->quoteCalls[] = $call;
1101                break;
1102            }
1103        }
1104    }
1105
1106    function getDepth($marker) {
1107        preg_match('/>{1,}/', $marker, $matches);
1108        $quoteLength = strlen($matches[0]);
1109        return $quoteLength;
1110    }
1111}
1112
1113//------------------------------------------------------------------------
1114class Doku_Handler_Table {
1115
1116    var $CallWriter;
1117
1118    var $calls = array();
1119    var $tableCalls = array();
1120    var $maxCols = 0;
1121    var $maxRows = 1;
1122    var $currentCols = 0;
1123    var $firstCell = false;
1124    var $lastCellType = 'tablecell';
1125
1126    function Doku_Handler_Table(& $CallWriter) {
1127        $this->CallWriter = & $CallWriter;
1128    }
1129
1130    function writeCall($call) {
1131        $this->calls[] = $call;
1132    }
1133
1134    // Probably not needed but just in case...
1135    function writeCalls($calls) {
1136        $this->calls = array_merge($this->calls, $calls);
1137#        $this->CallWriter->writeCalls($this->calls);
1138    }
1139
1140    function finalise() {
1141        $last_call = end($this->calls);
1142        $this->writeCall(array('table_end',array(), $last_call[2]));
1143
1144        $this->process();
1145        $this->CallWriter->finalise();
1146    }
1147
1148    //------------------------------------------------------------------------
1149    function process() {
1150        foreach ( $this->calls as $call ) {
1151            switch ( $call[0] ) {
1152                case 'table_start':
1153                    $this->tableStart($call);
1154                break;
1155                case 'table_row':
1156                    $this->tableRowClose(array('tablerow_close',$call[1],$call[2]));
1157                    $this->tableRowOpen(array('tablerow_open',$call[1],$call[2]));
1158                break;
1159                case 'tableheader':
1160                case 'tablecell':
1161                    $this->tableCell($call);
1162                break;
1163                case 'table_end':
1164                    $this->tableRowClose(array('tablerow_close',$call[1],$call[2]));
1165                    $this->tableEnd($call);
1166                break;
1167                default:
1168                    $this->tableDefault($call);
1169                break;
1170            }
1171        }
1172        $this->CallWriter->writeCalls($this->tableCalls);
1173    }
1174
1175    function tableStart($call) {
1176        $this->tableCalls[] = array('table_open',array(),$call[2]);
1177        $this->tableCalls[] = array('tablerow_open',array(),$call[2]);
1178        $this->firstCell = true;
1179    }
1180
1181    function tableEnd($call) {
1182        $this->tableCalls[] = array('table_close',array(),$call[2]);
1183        $this->finalizeTable();
1184    }
1185
1186    function tableRowOpen($call) {
1187        $this->tableCalls[] = $call;
1188        $this->currentCols = 0;
1189        $this->firstCell = true;
1190        $this->lastCellType = 'tablecell';
1191        $this->maxRows++;
1192    }
1193
1194    function tableRowClose($call) {
1195        // Strip off final cell opening and anything after it
1196        while ( $discard = array_pop($this->tableCalls ) ) {
1197
1198            if ( $discard[0] == 'tablecell_open' || $discard[0] == 'tableheader_open') {
1199
1200                // Its a spanning element - put it back and close it
1201                if ( $discard[1][0] > 1 ) {
1202
1203                    $this->tableCalls[] = $discard;
1204                    if ( strstr($discard[0],'cell') ) {
1205                        $name = 'tablecell';
1206                    } else {
1207                        $name = 'tableheader';
1208                    }
1209                    $this->tableCalls[] = array($name.'_close',array(),$call[2]);
1210                }
1211
1212                break;
1213            }
1214        }
1215        $this->tableCalls[] = $call;
1216
1217        if ( $this->currentCols > $this->maxCols ) {
1218            $this->maxCols = $this->currentCols;
1219        }
1220    }
1221
1222    function tableCell($call) {
1223        if ( !$this->firstCell ) {
1224
1225            // Increase the span
1226            $lastCall = end($this->tableCalls);
1227
1228            // A cell call which follows an open cell means an empty cell so span
1229            if ( $lastCall[0] == 'tablecell_open' || $lastCall[0] == 'tableheader_open' ) {
1230                 $this->tableCalls[] = array('colspan',array(),$call[2]);
1231
1232            }
1233
1234            $this->tableCalls[] = array($this->lastCellType.'_close',array(),$call[2]);
1235            $this->tableCalls[] = array($call[0].'_open',array(1,NULL),$call[2]);
1236            $this->lastCellType = $call[0];
1237
1238        } else {
1239
1240            $this->tableCalls[] = array($call[0].'_open',array(1,NULL),$call[2]);
1241            $this->lastCellType = $call[0];
1242            $this->firstCell = false;
1243
1244        }
1245
1246        $this->currentCols++;
1247    }
1248
1249    function tableDefault($call) {
1250        $this->tableCalls[] = $call;
1251    }
1252
1253    function finalizeTable() {
1254
1255        // Add the max cols and rows to the table opening
1256        if ( $this->tableCalls[0][0] == 'table_open' ) {
1257            // Adjust to num cols not num col delimeters
1258            $this->tableCalls[0][1][] = $this->maxCols - 1;
1259            $this->tableCalls[0][1][] = $this->maxRows;
1260        } else {
1261            trigger_error('First element in table call list is not table_open');
1262        }
1263
1264        $lastRow = 0;
1265        $lastCell = 0;
1266        $toDelete = array();
1267
1268        // Look for the colspan elements and increment the colspan on the
1269        // previous non-empty opening cell. Once done, delete all the cells
1270        // that contain colspans
1271        foreach ( $this->tableCalls as $key => $call ) {
1272
1273            if ( $call[0] == 'tablerow_open' ) {
1274
1275                $lastRow = $key;
1276
1277            } else if ( $call[0] == 'tablecell_open' || $call[0] == 'tableheader_open' ) {
1278
1279                $lastCell = $key;
1280
1281            } else if ( $call[0] == 'table_align' ) {
1282
1283                // If the previous element was a cell open, align right
1284                if ( $this->tableCalls[$key-1][0] == 'tablecell_open' || $this->tableCalls[$key-1][0] == 'tableheader_open' ) {
1285                    $this->tableCalls[$key-1][1][1] = 'right';
1286
1287                // If the next element if the close of an element, align either center or left
1288                } else if ( $this->tableCalls[$key+1][0] == 'tablecell_close' || $this->tableCalls[$key+1][0] == 'tableheader_close' ) {
1289                    if ( $this->tableCalls[$lastCell][1][1] == 'right' ) {
1290                        $this->tableCalls[$lastCell][1][1] = 'center';
1291                    } else {
1292                        $this->tableCalls[$lastCell][1][1] = 'left';
1293                    }
1294
1295                }
1296
1297                // Now convert the whitespace back to cdata
1298                $this->tableCalls[$key][0] = 'cdata';
1299
1300            } else if ( $call[0] == 'colspan' ) {
1301
1302                $this->tableCalls[$key-1][1][0] = false;
1303
1304                for($i = $key-2; $i > $lastRow; $i--) {
1305
1306                    if ( $this->tableCalls[$i][0] == 'tablecell_open' || $this->tableCalls[$i][0] == 'tableheader_open' ) {
1307
1308                        if ( false !== $this->tableCalls[$i][1][0] ) {
1309                            $this->tableCalls[$i][1][0]++;
1310                            break;
1311                        }
1312
1313
1314                    }
1315                }
1316
1317                $toDelete[] = $key-1;
1318                $toDelete[] = $key;
1319                $toDelete[] = $key+1;
1320            }
1321        }
1322
1323
1324        // condense cdata
1325        $cnt = count($this->tableCalls);
1326        for( $key = 0; $key < $cnt; $key++){
1327            if($this->tableCalls[$key][0] == 'cdata'){
1328                $ckey = $key;
1329                $key++;
1330                while($this->tableCalls[$key][0] == 'cdata'){
1331                    $this->tableCalls[$ckey][1][0] .= $this->tableCalls[$key][1][0];
1332                    $toDelete[] = $key;
1333                    $key++;
1334                }
1335                continue;
1336            }
1337        }
1338
1339        foreach ( $toDelete as $delete ) {
1340            unset($this->tableCalls[$delete]);
1341        }
1342        $this->tableCalls = array_values($this->tableCalls);
1343    }
1344}
1345
1346//------------------------------------------------------------------------
1347class Doku_Handler_Section {
1348
1349    function process($calls) {
1350
1351        $sectionCalls = array();
1352        $inSection = false;
1353
1354        foreach ( $calls as $call ) {
1355
1356            if ( $call[0] == 'header' ) {
1357
1358                if ( $inSection ) {
1359                    $sectionCalls[] = array('section_close',array(), $call[2]);
1360                }
1361
1362                $sectionCalls[] = $call;
1363                $sectionCalls[] = array('section_open',array($call[1][1]), $call[2]);
1364                $inSection = true;
1365
1366            } else {
1367
1368                if ($call[0] == 'section_open' )  {
1369                    $inSection = true;
1370                } else if ($call[0] == 'section_open' ) {
1371                    $inSection = false;
1372                }
1373                $sectionCalls[] = $call;
1374            }
1375        }
1376
1377        if ( $inSection ) {
1378            $sectionCalls[] = array('section_close',array(), $call[2]);
1379        }
1380
1381        return $sectionCalls;
1382    }
1383
1384}
1385
1386/**
1387 * Handler for paragraphs
1388 *
1389 * @author Harry Fuecks <hfuecks@gmail.com>
1390 */
1391class Doku_Handler_Block {
1392
1393    var $calls = array();
1394
1395    var $blockStack = array();
1396
1397    var $inParagraph = false;
1398    var $atStart = true;
1399    var $skipEolKey = -1;
1400
1401    // Blocks these should not be inside paragraphs
1402    var $blockOpen = array(
1403            'header',
1404            'listu_open','listo_open','listitem_open','listcontent_open',
1405            'table_open','tablerow_open','tablecell_open','tableheader_open',
1406            'quote_open',
1407            'section_open', // Needed to prevent p_open between header and section_open
1408            'code','file','hr','preformatted','rss',
1409        );
1410
1411    var $blockClose = array(
1412            'header',
1413            'listu_close','listo_close','listitem_close','listcontent_close',
1414            'table_close','tablerow_close','tablecell_close','tableheader_close',
1415            'quote_close',
1416            'section_close', // Needed to prevent p_close after section_close
1417            'code','file','hr','preformatted','rss',
1418        );
1419
1420    // Stacks can contain paragraphs
1421    var $stackOpen = array(
1422        'footnote_open','section_open',
1423        );
1424
1425    var $stackClose = array(
1426        'footnote_close','section_close',
1427        );
1428
1429
1430    /**
1431     * Constructor. Adds loaded syntax plugins to the block and stack
1432     * arrays
1433     *
1434     * @author Andreas Gohr <andi@splitbrain.org>
1435     */
1436    function Doku_Handler_Block(){
1437        global $DOKU_PLUGINS;
1438        //check if syntax plugins were loaded
1439        if(empty($DOKU_PLUGINS['syntax'])) return;
1440        foreach($DOKU_PLUGINS['syntax'] as $n => $p){
1441            $ptype = $p->getPType();
1442            if($ptype == 'block'){
1443                $this->blockOpen[]  = 'plugin_'.$n;
1444                $this->blockClose[] = 'plugin_'.$n;
1445            }elseif($ptype == 'stack'){
1446                $this->stackOpen[]  = 'plugin_'.$n;
1447                $this->stackClose[] = 'plugin_'.$n;
1448            }
1449        }
1450    }
1451
1452    /**
1453     * Close a paragraph if needed
1454     *
1455     * This function makes sure there are no empty paragraphs on the stack
1456     *
1457     * @author Andreas Gohr <andi@splitbrain.org>
1458     */
1459    function closeParagraph($pos){
1460        // look back if there was any content - we don't want empty paragraphs
1461        $content = '';
1462        for($i=count($this->calls)-1; $i>=0; $i--){
1463            if($this->calls[$i][0] == 'p_open'){
1464                break;
1465            }elseif($this->calls[$i][0] == 'cdata'){
1466                $content .= $this->calls[$i][1][0];
1467            }else{
1468                $content = 'found markup';
1469                break;
1470            }
1471        }
1472
1473        if(trim($content)==''){
1474            //remove the whole paragraph
1475            array_splice($this->calls,$i);
1476        }else{
1477            if ($this->calls[count($this->calls)-1][0] == 'section_edit') {
1478                $tmp = array_pop($this->calls);
1479                $this->calls[] = array('p_close',array(), $pos);
1480                $this->calls[] = $tmp;
1481            } else {
1482                $this->calls[] = array('p_close',array(), $pos);
1483            }
1484        }
1485
1486        $this->inParagraph = false;
1487    }
1488
1489    /**
1490     * Processes the whole instruction stack to open and close paragraphs
1491     *
1492     * @author Harry Fuecks <hfuecks@gmail.com>
1493     * @author Andreas Gohr <andi@splitbrain.org>
1494     * @todo   This thing is really messy and should be rewritten
1495     */
1496    function process($calls) {
1497        foreach ( $calls as $key => $call ) {
1498            $cname = $call[0];
1499            if($cname == 'plugin') {
1500                $cname='plugin_'.$call[1][0];
1501
1502                $plugin = true;
1503                $plugin_open = (($call[1][2] == DOKU_LEXER_ENTER) || ($call[1][2] == DOKU_LEXER_SPECIAL));
1504                $plugin_close = (($call[1][2] == DOKU_LEXER_EXIT) || ($call[1][2] == DOKU_LEXER_SPECIAL));
1505            } else {
1506                $plugin = false;
1507            }
1508
1509            // Process blocks which are stack like... (contain linefeeds)
1510            if ( in_array($cname,$this->stackOpen ) && (!$plugin || $plugin_open) ) {
1511
1512                $this->calls[] = $call;
1513
1514                // Hack - footnotes shouldn't immediately contain a p_open
1515                if ( $cname != 'footnote_open' ) {
1516                    $this->addToStack();
1517                } else {
1518                    $this->addToStack(false);
1519                }
1520                continue;
1521            }
1522
1523            if ( in_array($cname,$this->stackClose ) && (!$plugin || $plugin_close)) {
1524
1525                if ( $this->inParagraph ) {
1526                    $this->closeParagraph($call[2]);
1527                }
1528                $this->calls[] = $call;
1529                $this->removeFromStack();
1530                continue;
1531            }
1532
1533            if ( !$this->atStart ) {
1534
1535                if ( $cname == 'eol' ) {
1536
1537                    // Check this isn't an eol instruction to skip...
1538                    if ( $this->skipEolKey != $key ) {
1539                        // Look to see if the next instruction is an EOL
1540                        if ( isset($calls[$key+1]) && $calls[$key+1][0] == 'eol' ) {
1541
1542                            if ( $this->inParagraph ) {
1543                                //$this->calls[] = array('p_close',array(), $call[2]);
1544                                $this->closeParagraph($call[2]);
1545                            }
1546
1547                            $this->calls[] = array('p_open',array(), $call[2]);
1548                            $this->inParagraph = true;
1549
1550
1551                            // Mark the next instruction for skipping
1552                            $this->skipEolKey = $key+1;
1553
1554                        }else{
1555                            //if this is just a single eol make a space from it
1556                            $this->calls[] = array('cdata',array(" "), $call[2]);
1557                        }
1558                    }
1559
1560
1561                } else {
1562
1563                    $storeCall = true;
1564                    if ( $this->inParagraph && (in_array($cname, $this->blockOpen) && (!$plugin || $plugin_open))) {
1565                        $this->closeParagraph($call[2]);
1566                        $this->calls[] = $call;
1567                        $storeCall = false;
1568                    }
1569
1570                    if ( in_array($cname, $this->blockClose) && (!$plugin || $plugin_close)) {
1571                        if ( $this->inParagraph ) {
1572                            $this->closeParagraph($call[2]);
1573                        }
1574                        if ( $storeCall ) {
1575                            $this->calls[] = $call;
1576                            $storeCall = false;
1577                        }
1578
1579                        // This really sucks and suggests this whole class sucks but...
1580                        if ( isset($calls[$key+1])) {
1581                            $cname_plusone = $calls[$key+1][0];
1582                            if ($cname_plusone == 'plugin') {
1583                                $cname_plusone = 'plugin'.$calls[$key+1][1][0];
1584
1585                                // plugin test, true if plugin has a state which precludes it requiring blockOpen or blockClose
1586                                $plugin_plusone = true;
1587                                $plugin_test = ($call[$key+1][1][2] == DOKU_LEXER_MATCHED) || ($call[$key+1][1][2] == DOKU_LEXER_MATCHED);
1588                            } else {
1589                                $plugin_plusone = false;
1590                            }
1591                            if ((!in_array($cname_plusone, $this->blockOpen) && !in_array($cname_plusone, $this->blockClose)) ||
1592                                ($plugin_plusone && $plugin_test)
1593                                ) {
1594
1595                                $this->calls[] = array('p_open',array(), $call[2]);
1596                                $this->inParagraph = true;
1597                            }
1598                        }
1599                    }
1600
1601                    if ( $storeCall ) {
1602                        $this->calls[] = $call;
1603                    }
1604
1605                }
1606
1607
1608            } else {
1609
1610                // Unless there's already a block at the start, start a paragraph
1611                if ( !in_array($cname,$this->blockOpen) ) {
1612                    $this->calls[] = array('p_open',array(), $call[2]);
1613                    if ( $call[0] != 'eol' ) {
1614                        $this->calls[] = $call;
1615                    }
1616                    $this->atStart = false;
1617                    $this->inParagraph = true;
1618                } else {
1619                    $this->calls[] = $call;
1620                    $this->atStart = false;
1621                }
1622
1623            }
1624
1625        }
1626
1627        if ( $this->inParagraph ) {
1628            if ( $cname == 'p_open' ) {
1629                // Ditch the last call
1630                array_pop($this->calls);
1631            } else if ( !in_array($cname, $this->blockClose) ) {
1632                //$this->calls[] = array('p_close',array(), $call[2]);
1633                $this->closeParagraph($call[2]);
1634            } else {
1635                $last_call = array_pop($this->calls);
1636                //$this->calls[] = array('p_close',array(), $call[2]);
1637                $this->closeParagraph($call[2]);
1638                $this->calls[] = $last_call;
1639            }
1640        }
1641
1642        return $this->calls;
1643    }
1644
1645    function addToStack($newStart = true) {
1646        $this->blockStack[] = array($this->atStart, $this->inParagraph);
1647        $this->atStart = $newStart;
1648        $this->inParagraph = false;
1649    }
1650
1651    function removeFromStack() {
1652        $state = array_pop($this->blockStack);
1653        $this->atStart = $state[0];
1654        $this->inParagraph = $state[1];
1655    }
1656}
1657
1658//Setup VIM: ex: et ts=4 enc=utf-8 :
1659