xref: /dokuwiki/inc/parser/handler.php (revision 2d3d74fe83941849c0ffeeaaff3b93561fbfdc25) 
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 addPluginCall($plugin, $args, $state, $pos) {
31        $call = array('plugin',array($plugin, $args, $state), $pos);
32        $this->CallWriter->writeCall($call);
33    }
34
35    function _finalize(){
36
37        $this->CallWriter->finalise();
38
39        if ( $this->status['section'] ) {
40           $last_call = end($this->calls);
41           array_push($this->calls,array('section_close',array(), $last_call[2]));
42           if ($this->status['section_edit_start']>1) {
43               // ignore last edit section if there is only one header
44               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]));
45           }
46        }
47
48        if ( $this->rewriteBlocks ) {
49            $B = & new Doku_Handler_Block();
50            $this->calls = $B->process($this->calls);
51        }
52
53        trigger_event('PARSER_HANDLER_DONE',$this);
54
55        array_unshift($this->calls,array('document_start',array(),0));
56        $last_call = end($this->calls);
57        array_push($this->calls,array('document_end',array(),$last_call[2]));
58    }
59
60    function fetch() {
61        $call = each($this->calls);
62        if ( $call ) {
63            return $call['value'];
64        }
65        return false;
66    }
67
68
69    /**
70     * Special plugin handler
71     *
72     * This handler is called for all modes starting with 'plugin_'.
73     * An additional parameter with the plugin name is passed
74     *
75     * @author Andreas Gohr <andi@splitbrain.org>
76     */
77    function plugin($match, $state, $pos, $pluginname){
78        $data = array($match);
79        $plugin =& plugin_load('syntax',$pluginname);
80        if($plugin != null){
81            $data = $plugin->handle($match, $state, $pos, $this);
82        }
83        $this->addPluginCall($pluginname,$data,$state,$pos);
84        return true;
85    }
86
87    function base($match, $state, $pos) {
88        switch ( $state ) {
89            case DOKU_LEXER_UNMATCHED:
90                $this->_addCall('cdata',array($match), $pos);
91                return true;
92            break;
93
94        }
95    }
96
97    function header($match, $state, $pos) {
98        global $conf;
99
100        // get level and title
101        $title = trim($match);
102        $level = 7 - strspn($title,'=');
103        if($level < 1) $level = 1;
104        $title = trim($title,'=');
105        $title = trim($title);
106
107        if ($this->status['section']) $this->_addCall('section_close',array(),$pos);
108
109        if ($level<=$conf['maxseclevel']) {
110            $this->_addCall('section_edit',array($this->status['section_edit_start'], $pos-1, $this->status['section_edit_level'], $this->status['section_edit_title']), $pos);
111            $this->status['section_edit_start'] = $pos;
112            $this->status['section_edit_level'] = $level;
113            $this->status['section_edit_title'] = $title;
114        }
115
116        $this->_addCall('header',array($title,$level,$pos), $pos);
117
118        $this->_addCall('section_open',array($level),$pos);
119        $this->status['section'] = true;
120        return true;
121    }
122
123    function notoc($match, $state, $pos) {
124        $this->_addCall('notoc',array(),$pos);
125        return true;
126    }
127
128    function nocache($match, $state, $pos) {
129        $this->_addCall('nocache',array(),$pos);
130        return true;
131    }
132
133    function linebreak($match, $state, $pos) {
134        $this->_addCall('linebreak',array(),$pos);
135        return true;
136    }
137
138    function eol($match, $state, $pos) {
139        $this->_addCall('eol',array(),$pos);
140        return true;
141    }
142
143    function hr($match, $state, $pos) {
144        $this->_addCall('hr',array(),$pos);
145        return true;
146    }
147
148    function _nestingTag($match, $state, $pos, $name) {
149        switch ( $state ) {
150            case DOKU_LEXER_ENTER:
151                $this->_addCall($name.'_open', array(), $pos);
152            break;
153            case DOKU_LEXER_EXIT:
154                $this->_addCall($name.'_close', array(), $pos);
155            break;
156            case DOKU_LEXER_UNMATCHED:
157                $this->_addCall('cdata',array($match), $pos);
158            break;
159        }
160    }
161
162    function strong($match, $state, $pos) {
163        $this->_nestingTag($match, $state, $pos, 'strong');
164        return true;
165    }
166
167    function emphasis($match, $state, $pos) {
168        $this->_nestingTag($match, $state, $pos, 'emphasis');
169        return true;
170    }
171
172    function underline($match, $state, $pos) {
173        $this->_nestingTag($match, $state, $pos, 'underline');
174        return true;
175    }
176
177    function monospace($match, $state, $pos) {
178        $this->_nestingTag($match, $state, $pos, 'monospace');
179        return true;
180    }
181
182    function subscript($match, $state, $pos) {
183        $this->_nestingTag($match, $state, $pos, 'subscript');
184        return true;
185    }
186
187    function superscript($match, $state, $pos) {
188        $this->_nestingTag($match, $state, $pos, 'superscript');
189        return true;
190    }
191
192    function deleted($match, $state, $pos) {
193        $this->_nestingTag($match, $state, $pos, 'deleted');
194        return true;
195    }
196
197
198    function footnote($match, $state, $pos) {
199//        $this->_nestingTag($match, $state, $pos, 'footnote');
200        if (!isset($this->_footnote)) $this->_footnote = false;
201
202        switch ( $state ) {
203            case DOKU_LEXER_ENTER:
204                // footnotes can not be nested - however due to limitations in lexer it can't be prevented
205                // we will still enter a new footnote mode, we just do nothing
206                if ($this->_footnote) {
207                  $this->_addCall('cdata',array($match), $pos);
208                  break;
209                }
210
211                $this->_footnote = true;
212
213                $ReWriter = & new Doku_Handler_Nest($this->CallWriter,'footnote_close');
214                $this->CallWriter = & $ReWriter;
215                $this->_addCall('footnote_open', array(), $pos);
216            break;
217            case DOKU_LEXER_EXIT:
218                // check whether we have already exitted the footnote mode, can happen if the modes were nested
219                if (!$this->_footnote) {
220                  $this->_addCall('cdata',array($match), $pos);
221                  break;
222                }
223
224                $this->_footnote = false;
225
226                $this->_addCall('footnote_close', array(), $pos);
227                $this->CallWriter->process();
228                $ReWriter = & $this->CallWriter;
229                $this->CallWriter = & $ReWriter->CallWriter;
230            break;
231            case DOKU_LEXER_UNMATCHED:
232                $this->_addCall('cdata', array($match), $pos);
233            break;
234        }
235        return true;
236    }
237
238    function listblock($match, $state, $pos) {
239        switch ( $state ) {
240            case DOKU_LEXER_ENTER:
241                $ReWriter = & new Doku_Handler_List($this->CallWriter);
242                $this->CallWriter = & $ReWriter;
243                $this->_addCall('list_open', array($match), $pos);
244            break;
245            case DOKU_LEXER_EXIT:
246                $this->_addCall('list_close', array(), $pos);
247                $this->CallWriter->process();
248                $ReWriter = & $this->CallWriter;
249                $this->CallWriter = & $ReWriter->CallWriter;
250            break;
251            case DOKU_LEXER_MATCHED:
252                $this->_addCall('list_item', array($match), $pos);
253            break;
254            case DOKU_LEXER_UNMATCHED:
255                $this->_addCall('cdata', array($match), $pos);
256            break;
257        }
258        return true;
259    }
260
261    function unformatted($match, $state, $pos) {
262        if ( $state == DOKU_LEXER_UNMATCHED ) {
263            $this->_addCall('unformatted',array($match), $pos);
264        }
265        return true;
266    }
267
268    function php($match, $state, $pos) {
269        global $conf;
270        if ( $state == DOKU_LEXER_UNMATCHED ) {
271            if ($conf['phpok']) {
272                $this->_addCall('php',array($match), $pos);
273            } else {
274                $this->_addCall('file',array($match), $pos);
275            }
276        }
277        return true;
278    }
279
280    function html($match, $state, $pos) {
281        global $conf;
282        if ( $state == DOKU_LEXER_UNMATCHED ) {
283            if($conf['htmlok']){
284                $this->_addCall('html',array($match), $pos);
285            } else {
286                $this->_addCall('file',array($match), $pos);
287            }
288        }
289        return true;
290    }
291
292    function preformatted($match, $state, $pos) {
293        switch ( $state ) {
294            case DOKU_LEXER_ENTER:
295                $ReWriter = & new Doku_Handler_Preformatted($this->CallWriter);
296                $this->CallWriter = & $ReWriter;
297                $this->_addCall('preformatted_start',array(), $pos);
298            break;
299            case DOKU_LEXER_EXIT:
300                $this->_addCall('preformatted_end',array(), $pos);
301                $this->CallWriter->process();
302                $ReWriter = & $this->CallWriter;
303                $this->CallWriter = & $ReWriter->CallWriter;
304            break;
305            case DOKU_LEXER_MATCHED:
306                $this->_addCall('preformatted_newline',array(), $pos);
307            break;
308            case DOKU_LEXER_UNMATCHED:
309                $this->_addCall('preformatted_content',array($match), $pos);
310            break;
311        }
312
313        return true;
314    }
315
316    function file($match, $state, $pos) {
317        if ( $state == DOKU_LEXER_UNMATCHED ) {
318            $this->_addCall('file',array($match), $pos);
319        }
320        return true;
321    }
322
323    function quote($match, $state, $pos) {
324
325        switch ( $state ) {
326
327            case DOKU_LEXER_ENTER:
328                $ReWriter = & new Doku_Handler_Quote($this->CallWriter);
329                $this->CallWriter = & $ReWriter;
330                $this->_addCall('quote_start',array($match), $pos);
331            break;
332
333            case DOKU_LEXER_EXIT:
334                $this->_addCall('quote_end',array(), $pos);
335                $this->CallWriter->process();
336                $ReWriter = & $this->CallWriter;
337                $this->CallWriter = & $ReWriter->CallWriter;
338            break;
339
340            case DOKU_LEXER_MATCHED:
341                $this->_addCall('quote_newline',array($match), $pos);
342            break;
343
344            case DOKU_LEXER_UNMATCHED:
345                $this->_addCall('cdata',array($match), $pos);
346            break;
347
348        }
349
350        return true;
351    }
352
353    function code($match, $state, $pos) {
354        switch ( $state ) {
355            case DOKU_LEXER_UNMATCHED:
356                $matches = preg_split('/>/u',$match,2);
357                $matches[0] = trim($matches[0]);
358                if ( trim($matches[0]) == '' ) {
359                    $matches[0] = NULL;
360                }
361                # $matches[0] contains name of programming language
362                # if available, We shortcut html here.
363                if($matches[0] == 'html') $matches[0] = 'html4strict';
364                $this->_addCall(
365                        'code',
366                        array($matches[1],$matches[0]),
367                        $pos
368                    );
369            break;
370        }
371        return true;
372    }
373
374    function acronym($match, $state, $pos) {
375        $this->_addCall('acronym',array($match), $pos);
376        return true;
377    }
378
379    function smiley($match, $state, $pos) {
380        $this->_addCall('smiley',array($match), $pos);
381        return true;
382    }
383
384    function wordblock($match, $state, $pos) {
385        $this->_addCall('wordblock',array($match), $pos);
386        return true;
387    }
388
389    function entity($match, $state, $pos) {
390        $this->_addCall('entity',array($match), $pos);
391        return true;
392    }
393
394    function multiplyentity($match, $state, $pos) {
395        preg_match_all('/\d+/',$match,$matches);
396        $this->_addCall('multiplyentity',array($matches[0][0],$matches[0][1]), $pos);
397        return true;
398    }
399
400    function singlequoteopening($match, $state, $pos) {
401        $this->_addCall('singlequoteopening',array(), $pos);
402        return true;
403    }
404
405    function singlequoteclosing($match, $state, $pos) {
406        $this->_addCall('singlequoteclosing',array(), $pos);
407        return true;
408    }
409
410    function apostrophe($match, $state, $pos) {
411        $this->_addCall('apostrophe',array(), $pos);
412        return true;
413    }
414
415    function doublequoteopening($match, $state, $pos) {
416        $this->_addCall('doublequoteopening',array(), $pos);
417        return true;
418    }
419
420    function doublequoteclosing($match, $state, $pos) {
421        $this->_addCall('doublequoteclosing',array(), $pos);
422        return true;
423    }
424
425    function camelcaselink($match, $state, $pos) {
426        $this->_addCall('camelcaselink',array($match), $pos);
427        return true;
428    }
429
430    /*
431    */
432    function internallink($match, $state, $pos) {
433        // Strip the opening and closing markup
434        $link = preg_replace(array('/^\[\[/','/\]\]$/u'),'',$match);
435
436        // Split title from URL
437        $link = preg_split('/\|/u',$link,2);
438        if ( !isset($link[1]) ) {
439            $link[1] = NULL;
440        } else if ( preg_match('/^\{\{[^\}]+\}\}$/',$link[1]) ) {
441            // If the title is an image, convert it to an array containing the image details
442            $link[1] = Doku_Handler_Parse_Media($link[1]);
443        }
444        $link[0] = trim($link[0]);
445
446        //decide which kind of link it is
447
448        if ( preg_match('/^[a-zA-Z\.]+>{1}.*$/u',$link[0]) ) {
449        // Interwiki
450            $interwiki = preg_split('/>/u',$link[0]);
451            $this->_addCall(
452                'interwikilink',
453                array($link[0],$link[1],strtolower($interwiki[0]),$interwiki[1]),
454                $pos
455                );
456        }elseif ( preg_match('/^\\\\\\\\[\w.:?\-;,]+?\\\\/u',$link[0]) ) {
457        // Windows Share
458            $this->_addCall(
459                'windowssharelink',
460                array($link[0],$link[1]),
461                $pos
462                );
463        }elseif ( preg_match('#^([a-z0-9\-\.+]+?)://#i',$link[0]) ) {
464        // external link (accepts all protocols)
465            $this->_addCall(
466                    'externallink',
467                    array($link[0],$link[1]),
468                    $pos
469                    );
470        }elseif ( preg_match('<'.PREG_PATTERN_VALID_EMAIL.'>',$link[0]) ) {
471        // E-Mail (pattern above is defined in inc/mail.php)
472            $this->_addCall(
473                'emaillink',
474                array($link[0],$link[1]),
475                $pos
476                );
477        }elseif ( preg_match('!^#.+!',$link[0]) ){
478        // local link
479            $this->_addCall(
480                'locallink',
481                array(substr($link[0],1),$link[1]),
482                $pos
483                );
484        }else{
485        // internal link
486            $this->_addCall(
487                'internallink',
488                array($link[0],$link[1]),
489                $pos
490                );
491        }
492
493        return true;
494    }
495
496    function filelink($match, $state, $pos) {
497        $this->_addCall('filelink',array($match, NULL), $pos);
498        return true;
499    }
500
501    function windowssharelink($match, $state, $pos) {
502        $this->_addCall('windowssharelink',array($match, NULL), $pos);
503        return true;
504    }
505
506    function media($match, $state, $pos) {
507        $p = Doku_Handler_Parse_Media($match);
508
509        $this->_addCall(
510              $p['type'],
511              array($p['src'], $p['title'], $p['align'], $p['width'],
512                     $p['height'], $p['cache'], $p['linking']),
513              $pos
514             );
515        return true;
516    }
517
518    function rss($match, $state, $pos) {
519        $link = preg_replace(array('/^\{\{rss>/','/\}\}$/'),'',$match);
520
521        // get params
522        list($link,$params) = explode(' ',$link,2);
523
524        $p = array();
525        if(preg_match('/\b(\d+)\b/',$params,$match)){
526            $p['max'] = $match[1];
527        }else{
528            $p['max'] = 8;
529        }
530        $p['reverse'] = (preg_match('/rev/',$params));
531        $p['author']  = (preg_match('/\b(by|author)/',$params));
532        $p['date']    = (preg_match('/\b(date)/',$params));
533        $p['details'] = (preg_match('/\b(desc|detail)/',$params));
534
535        if (preg_match('/\b(\d+)([dhm])\b/',$params,$match)) {
536          $period = array('d' => 86400, 'h' => 3600, 'm' => 60);
537          $p['refresh'] = max(600,$match[1]*$period[$match[2]]);  // n * period in seconds, minimum 10 minutes
538        } else {
539          $p['refresh'] = 14400;   // default to 4 hours
540        }
541
542        $this->_addCall('rss',array($link,$p),$pos);
543        return true;
544    }
545
546    function externallink($match, $state, $pos) {
547        $url   = $match;
548        $title = null;
549
550        // add protocol on simple short URLs
551        if(substr($url,0,3) == 'ftp' && (substr($url,0,6) != 'ftp://')){
552            $title = $url;
553            $url   = 'ftp://'.$url;
554        }
555        if(substr($url,0,3) == 'www' && (substr($url,0,7) != 'http://')){
556            $title = $url;
557            $url = 'http://'.$url;
558        }
559
560        $this->_addCall('externallink',array($url, $title), $pos);
561        return true;
562    }
563
564    function emaillink($match, $state, $pos) {
565        $email = preg_replace(array('/^</','/>$/'),'',$match);
566        $this->_addCall('emaillink',array($email, NULL), $pos);
567        return true;
568    }
569
570    function table($match, $state, $pos) {
571        switch ( $state ) {
572
573            case DOKU_LEXER_ENTER:
574
575                $ReWriter = & new Doku_Handler_Table($this->CallWriter);
576                $this->CallWriter = & $ReWriter;
577
578                $this->_addCall('table_start', array(), $pos);
579                //$this->_addCall('table_row', array(), $pos);
580                if ( trim($match) == '^' ) {
581                    $this->_addCall('tableheader', array(), $pos);
582                } else {
583                    $this->_addCall('tablecell', array(), $pos);
584                }
585            break;
586
587            case DOKU_LEXER_EXIT:
588                $this->_addCall('table_end', array(), $pos);
589                $this->CallWriter->process();
590                $ReWriter = & $this->CallWriter;
591                $this->CallWriter = & $ReWriter->CallWriter;
592            break;
593
594            case DOKU_LEXER_UNMATCHED:
595                if ( trim($match) != '' ) {
596                    $this->_addCall('cdata',array($match), $pos);
597                }
598            break;
599
600            case DOKU_LEXER_MATCHED:
601                if ( $match == ' ' ){
602                    $this->_addCall('cdata', array($match), $pos);
603                } else if ( preg_match('/\t+/',$match) ) {
604                    $this->_addCall('table_align', array($match), $pos);
605                } else if ( preg_match('/ {2,}/',$match) ) {
606                    $this->_addCall('table_align', array($match), $pos);
607                } else if ( $match == "\n|" ) {
608                    $this->_addCall('table_row', array(), $pos);
609                    $this->_addCall('tablecell', array(), $pos);
610                } else if ( $match == "\n^" ) {
611                    $this->_addCall('table_row', array(), $pos);
612                    $this->_addCall('tableheader', array(), $pos);
613                } else if ( $match == '|' ) {
614                    $this->_addCall('tablecell', array(), $pos);
615                } else if ( $match == '^' ) {
616                    $this->_addCall('tableheader', array(), $pos);
617                }
618            break;
619        }
620        return true;
621    }
622}
623
624//------------------------------------------------------------------------
625function Doku_Handler_Parse_Media($match) {
626
627    // Strip the opening and closing markup
628    $link = preg_replace(array('/^\{\{/','/\}\}$/u'),'',$match);
629
630    // Split title from URL
631    $link = preg_split('/\|/u',$link,2);
632
633
634    // Check alignment
635    $ralign = (bool)preg_match('/^ /',$link[0]);
636    $lalign = (bool)preg_match('/ $/',$link[0]);
637
638    // Logic = what's that ;)...
639    if ( $lalign & $ralign ) {
640        $align = 'center';
641    } else if ( $ralign ) {
642        $align = 'right';
643    } else if ( $lalign ) {
644        $align = 'left';
645    } else {
646        $align = NULL;
647    }
648
649    // The title...
650    if ( !isset($link[1]) ) {
651        $link[1] = NULL;
652    }
653
654    //remove aligning spaces
655    $link[0] = trim($link[0]);
656
657    //split into src and parameters (using the very last questionmark)
658    $pos = strrpos($link[0], '?');
659    if($pos !== false){
660        $src   = substr($link[0],0,$pos);
661        $param = substr($link[0],$pos+1);
662    }else{
663        $src   = $link[0];
664        $param = '';
665    }
666
667    //parse width and height
668    if(preg_match('#(\d+)(x(\d+))?#i',$param,$size)){
669        ($size[1]) ? $w = $size[1] : $w = NULL;
670        ($size[3]) ? $h = $size[3] : $h = NULL;
671    } else {
672        $w = NULL;
673        $h = NULL;
674    }
675
676    //get linking command
677    if(preg_match('/nolink/i',$param)){
678        $linking = 'nolink';
679    }else if(preg_match('/direct/i',$param)){
680        $linking = 'direct';
681    }else{
682        $linking = 'details';
683    }
684
685    //get caching command
686    if (preg_match('/(nocache|recache)/i',$param,$cachemode)){
687        $cache = $cachemode[1];
688    }else{
689        $cache = 'cache';
690    }
691
692    // Check whether this is a local or remote image
693    if ( preg_match('#^(https?|ftp)#i',$src) ) {
694        $call = 'externalmedia';
695    } else {
696        $call = 'internalmedia';
697    }
698
699    $params = array(
700        'type'=>$call,
701        'src'=>$src,
702        'title'=>$link[1],
703        'align'=>$align,
704        'width'=>$w,
705        'height'=>$h,
706        'cache'=>$cache,
707        'linking'=>$linking,
708    );
709
710    return $params;
711}
712
713//------------------------------------------------------------------------
714class Doku_Handler_CallWriter {
715
716    var $Handler;
717
718    function Doku_Handler_CallWriter(& $Handler) {
719        $this->Handler = & $Handler;
720    }
721
722    function writeCall($call) {
723        $this->Handler->calls[] = $call;
724    }
725
726    function writeCalls($calls) {
727        $this->Handler->calls = array_merge($this->Handler->calls, $calls);
728    }
729
730    // function is required, but since this call writer is first/highest in
731    // the chain it is not required to do anything
732    function finalise() {
733    }
734}
735
736//------------------------------------------------------------------------
737/**
738 * Generic call writer class to handle nesting of rendering instructions
739 * within a render instruction. Also see nest() method of renderer base class
740 *
741 * @author    Chris Smith <chris@jalakai.co.uk>
742 */
743class Doku_Handler_Nest {
744
745    var $CallWriter;
746    var $calls = array();
747
748    var $closingInstruction;
749
750    /**
751     * constructor
752     *
753     * @param  object     $CallWriter     the renderers current call writer
754     * @param  string     $close          closing instruction name, this is required to properly terminate the
755     *                                    syntax mode if the document ends without a closing pattern
756     */
757    function Doku_Handler_Nest(& $CallWriter, $close="nest_close") {
758        $this->CallWriter = & $CallWriter;
759
760        $this->closingInstruction = $close;
761    }
762
763    function writeCall($call) {
764        $this->calls[] = $call;
765    }
766
767    function writeCalls($calls) {
768        $this->calls = array_merge($this->calls, $calls);
769    }
770
771    function finalise() {
772        $last_call = end($this->calls);
773        $this->writeCall(array($this->closingInstruction,array(), $last_call[2]));
774
775        $this->process();
776        $this->CallWriter->finalise();
777    }
778
779    function process() {
780        $first_call = reset($this->calls);
781        $this->CallWriter->writeCall(array("nest", array($this->calls), $first_call[2]));
782    }
783}
784
785class Doku_Handler_List {
786
787    var $CallWriter;
788
789    var $calls = array();
790    var $listCalls = array();
791    var $listStack = array();
792
793    function Doku_Handler_List(& $CallWriter) {
794        $this->CallWriter = & $CallWriter;
795    }
796
797    function writeCall($call) {
798        $this->calls[] = $call;
799    }
800
801    // Probably not needed but just in case...
802    function writeCalls($calls) {
803        $this->calls = array_merge($this->calls, $calls);
804#        $this->CallWriter->writeCalls($this->calls);
805    }
806
807    function finalise() {
808        $last_call = end($this->calls);
809        $this->writeCall(array('list_close',array(), $last_call[2]));
810
811        $this->process();
812        $this->CallWriter->finalise();
813    }
814
815    //------------------------------------------------------------------------
816    function process() {
817
818        foreach ( $this->calls as $call ) {
819            switch ($call[0]) {
820                case 'list_item':
821                    $this->listOpen($call);
822                break;
823                case 'list_open':
824                    $this->listStart($call);
825                break;
826                case 'list_close':
827                    $this->listEnd($call);
828                break;
829                default:
830                    $this->listContent($call);
831                break;
832            }
833        }
834
835        $this->CallWriter->writeCalls($this->listCalls);
836    }
837
838    //------------------------------------------------------------------------
839    function listStart($call) {
840        $depth = $this->interpretSyntax($call[1][0], $listType);
841
842        $this->initialDepth = $depth;
843        $this->listStack[] = array($listType, $depth);
844
845        $this->listCalls[] = array('list'.$listType.'_open',array(),$call[2]);
846        $this->listCalls[] = array('listitem_open',array(1),$call[2]);
847        $this->listCalls[] = array('listcontent_open',array(),$call[2]);
848    }
849
850    //------------------------------------------------------------------------
851    function listEnd($call) {
852        $closeContent = true;
853
854        while ( $list = array_pop($this->listStack) ) {
855            if ( $closeContent ) {
856                $this->listCalls[] = array('listcontent_close',array(),$call[2]);
857                $closeContent = false;
858            }
859            $this->listCalls[] = array('listitem_close',array(),$call[2]);
860            $this->listCalls[] = array('list'.$list[0].'_close', array(), $call[2]);
861        }
862    }
863
864    //------------------------------------------------------------------------
865    function listOpen($call) {
866        $depth = $this->interpretSyntax($call[1][0], $listType);
867        $end = end($this->listStack);
868
869        // Not allowed to be shallower than initialDepth
870        if ( $depth < $this->initialDepth ) {
871            $depth = $this->initialDepth;
872        }
873
874        //------------------------------------------------------------------------
875        if ( $depth == $end[1] ) {
876
877            // Just another item in the list...
878            if ( $listType == $end[0] ) {
879                $this->listCalls[] = array('listcontent_close',array(),$call[2]);
880                $this->listCalls[] = array('listitem_close',array(),$call[2]);
881                $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]);
882                $this->listCalls[] = array('listcontent_open',array(),$call[2]);
883
884            // Switched list type...
885            } else {
886
887                $this->listCalls[] = array('listcontent_close',array(),$call[2]);
888                $this->listCalls[] = array('listitem_close',array(),$call[2]);
889                $this->listCalls[] = array('list'.$end[0].'_close', array(), $call[2]);
890                $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]);
891                $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]);
892                $this->listCalls[] = array('listcontent_open',array(),$call[2]);
893
894                array_pop($this->listStack);
895                $this->listStack[] = array($listType, $depth);
896            }
897
898        //------------------------------------------------------------------------
899        // Getting deeper...
900        } else if ( $depth > $end[1] ) {
901
902            $this->listCalls[] = array('listcontent_close',array(),$call[2]);
903            $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]);
904            $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]);
905            $this->listCalls[] = array('listcontent_open',array(),$call[2]);
906
907            $this->listStack[] = array($listType, $depth);
908
909        //------------------------------------------------------------------------
910        // Getting shallower ( $depth < $end[1] )
911        } else {
912            $this->listCalls[] = array('listcontent_close',array(),$call[2]);
913            $this->listCalls[] = array('listitem_close',array(),$call[2]);
914            $this->listCalls[] = array('list'.$end[0].'_close',array(),$call[2]);
915
916            // Throw away the end - done
917            array_pop($this->listStack);
918
919            while (1) {
920                $end = end($this->listStack);
921
922                if ( $end[1] <= $depth ) {
923
924                    // Normalize depths
925                    $depth = $end[1];
926
927                    $this->listCalls[] = array('listitem_close',array(),$call[2]);
928
929                    if ( $end[0] == $listType ) {
930                        $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]);
931                        $this->listCalls[] = array('listcontent_open',array(),$call[2]);
932
933                    } else {
934                        // Switching list type...
935                        $this->listCalls[] = array('list'.$end[0].'_close', array(), $call[2]);
936                        $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]);
937                        $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]);
938                        $this->listCalls[] = array('listcontent_open',array(),$call[2]);
939
940                        array_pop($this->listStack);
941                        $this->listStack[] = array($listType, $depth);
942                    }
943
944                    break;
945
946                // Haven't dropped down far enough yet.... ( $end[1] > $depth )
947                } else {
948
949                    $this->listCalls[] = array('listitem_close',array(),$call[2]);
950                    $this->listCalls[] = array('list'.$end[0].'_close',array(),$call[2]);
951
952                    array_pop($this->listStack);
953
954                }
955
956            }
957
958        }
959    }
960
961    //------------------------------------------------------------------------
962    function listContent($call) {
963        $this->listCalls[] = $call;
964    }
965
966    //------------------------------------------------------------------------
967    function interpretSyntax($match, & $type) {
968        if ( substr($match,-1) == '*' ) {
969            $type = 'u';
970        } else {
971            $type = 'o';
972        }
973        return count(explode('  ',str_replace("\t",'  ',$match)));
974    }
975}
976
977//------------------------------------------------------------------------
978class Doku_Handler_Preformatted {
979
980    var $CallWriter;
981
982    var $calls = array();
983    var $pos;
984    var $text ='';
985
986
987
988    function Doku_Handler_Preformatted(& $CallWriter) {
989        $this->CallWriter = & $CallWriter;
990    }
991
992    function writeCall($call) {
993        $this->calls[] = $call;
994    }
995
996    // Probably not needed but just in case...
997    function writeCalls($calls) {
998        $this->calls = array_merge($this->calls, $calls);
999#        $this->CallWriter->writeCalls($this->calls);
1000    }
1001
1002    function finalise() {
1003        $last_call = end($this->calls);
1004        $this->writeCall(array('preformatted_end',array(), $last_call[2]));
1005
1006        $this->process();
1007        $this->CallWriter->finalise();
1008    }
1009
1010    function process() {
1011        foreach ( $this->calls as $call ) {
1012            switch ($call[0]) {
1013                case 'preformatted_start':
1014                    $this->pos = $call[2];
1015                break;
1016                case 'preformatted_newline':
1017                    $this->text .= "\n";
1018                break;
1019                case 'preformatted_content':
1020                    $this->text .= $call[1][0];
1021                break;
1022                case 'preformatted_end':
1023                    $this->CallWriter->writeCall(array('preformatted',array($this->text),$this->pos));
1024                break;
1025            }
1026        }
1027    }
1028
1029}
1030
1031//------------------------------------------------------------------------
1032class Doku_Handler_Quote {
1033
1034    var $CallWriter;
1035
1036    var $calls = array();
1037
1038    var $quoteCalls = array();
1039
1040    function Doku_Handler_Quote(& $CallWriter) {
1041        $this->CallWriter = & $CallWriter;
1042    }
1043
1044    function writeCall($call) {
1045        $this->calls[] = $call;
1046    }
1047
1048    // Probably not needed but just in case...
1049    function writeCalls($calls) {
1050        $this->calls = array_merge($this->calls, $calls);
1051#        $this->CallWriter->writeCalls($this->calls);
1052    }
1053
1054    function finalise() {
1055        $last_call = end($this->calls);
1056        $this->writeCall(array('quote_end',array(), $last_call[2]));
1057
1058        $this->process();
1059        $this->CallWriter->finalise();
1060    }
1061
1062    function process() {
1063
1064        $quoteDepth = 1;
1065
1066        foreach ( $this->calls as $call ) {
1067            switch ($call[0]) {
1068
1069                case 'quote_start':
1070
1071                    $this->quoteCalls[] = array('quote_open',array(),$call[2]);
1072
1073                case 'quote_newline':
1074
1075                    $quoteLength = $this->getDepth($call[1][0]);
1076
1077                    if ( $quoteLength > $quoteDepth ) {
1078                        $quoteDiff = $quoteLength - $quoteDepth;
1079                        for ( $i = 1; $i <= $quoteDiff; $i++ ) {
1080                            $this->quoteCalls[] = array('quote_open',array(),$call[2]);
1081                        }
1082                    } else if ( $quoteLength < $quoteDepth ) {
1083                        $quoteDiff = $quoteDepth - $quoteLength;
1084                        for ( $i = 1; $i <= $quoteDiff; $i++ ) {
1085                            $this->quoteCalls[] = array('quote_close',array(),$call[2]);
1086                        }
1087                    } else {
1088                        if ($call[0] != 'quote_start') $this->quoteCalls[] = array('linebreak',array(),$call[2]);
1089                    }
1090
1091                    $quoteDepth = $quoteLength;
1092
1093                break;
1094
1095                case 'quote_end':
1096
1097                    if ( $quoteDepth > 1 ) {
1098                        $quoteDiff = $quoteDepth - 1;
1099                        for ( $i = 1; $i <= $quoteDiff; $i++ ) {
1100                            $this->quoteCalls[] = array('quote_close',array(),$call[2]);
1101                        }
1102                    }
1103
1104                    $this->quoteCalls[] = array('quote_close',array(),$call[2]);
1105
1106                    $this->CallWriter->writeCalls($this->quoteCalls);
1107                break;
1108
1109                default:
1110                    $this->quoteCalls[] = $call;
1111                break;
1112            }
1113        }
1114    }
1115
1116    function getDepth($marker) {
1117        preg_match('/>{1,}/', $marker, $matches);
1118        $quoteLength = strlen($matches[0]);
1119        return $quoteLength;
1120    }
1121}
1122
1123//------------------------------------------------------------------------
1124class Doku_Handler_Table {
1125
1126    var $CallWriter;
1127
1128    var $calls = array();
1129    var $tableCalls = array();
1130    var $maxCols = 0;
1131    var $maxRows = 1;
1132    var $currentCols = 0;
1133    var $firstCell = false;
1134    var $lastCellType = 'tablecell';
1135
1136    function Doku_Handler_Table(& $CallWriter) {
1137        $this->CallWriter = & $CallWriter;
1138    }
1139
1140    function writeCall($call) {
1141        $this->calls[] = $call;
1142    }
1143
1144    // Probably not needed but just in case...
1145    function writeCalls($calls) {
1146        $this->calls = array_merge($this->calls, $calls);
1147#        $this->CallWriter->writeCalls($this->calls);
1148    }
1149
1150    function finalise() {
1151        $last_call = end($this->calls);
1152        $this->writeCall(array('table_end',array(), $last_call[2]));
1153
1154        $this->process();
1155        $this->CallWriter->finalise();
1156    }
1157
1158    //------------------------------------------------------------------------
1159    function process() {
1160        foreach ( $this->calls as $call ) {
1161            switch ( $call[0] ) {
1162                case 'table_start':
1163                    $this->tableStart($call);
1164                break;
1165                case 'table_row':
1166                    $this->tableRowClose(array('tablerow_close',$call[1],$call[2]));
1167                    $this->tableRowOpen(array('tablerow_open',$call[1],$call[2]));
1168                break;
1169                case 'tableheader':
1170                case 'tablecell':
1171                    $this->tableCell($call);
1172                break;
1173                case 'table_end':
1174                    $this->tableRowClose(array('tablerow_close',$call[1],$call[2]));
1175                    $this->tableEnd($call);
1176                break;
1177                default:
1178                    $this->tableDefault($call);
1179                break;
1180            }
1181        }
1182        $this->CallWriter->writeCalls($this->tableCalls);
1183    }
1184
1185    function tableStart($call) {
1186        $this->tableCalls[] = array('table_open',array(),$call[2]);
1187        $this->tableCalls[] = array('tablerow_open',array(),$call[2]);
1188        $this->firstCell = true;
1189    }
1190
1191    function tableEnd($call) {
1192        $this->tableCalls[] = array('table_close',array(),$call[2]);
1193        $this->finalizeTable();
1194    }
1195
1196    function tableRowOpen($call) {
1197        $this->tableCalls[] = $call;
1198        $this->currentCols = 0;
1199        $this->firstCell = true;
1200        $this->lastCellType = 'tablecell';
1201        $this->maxRows++;
1202    }
1203
1204    function tableRowClose($call) {
1205        // Strip off final cell opening and anything after it
1206        while ( $discard = array_pop($this->tableCalls ) ) {
1207
1208            if ( $discard[0] == 'tablecell_open' || $discard[0] == 'tableheader_open') {
1209
1210                // Its a spanning element - put it back and close it
1211                if ( $discard[1][0] > 1 ) {
1212
1213                    $this->tableCalls[] = $discard;
1214                    if ( strstr($discard[0],'cell') ) {
1215                        $name = 'tablecell';
1216                    } else {
1217                        $name = 'tableheader';
1218                    }
1219                    $this->tableCalls[] = array($name.'_close',array(),$call[2]);
1220                }
1221
1222                break;
1223            }
1224        }
1225        $this->tableCalls[] = $call;
1226
1227        if ( $this->currentCols > $this->maxCols ) {
1228            $this->maxCols = $this->currentCols;
1229        }
1230    }
1231
1232    function tableCell($call) {
1233        if ( !$this->firstCell ) {
1234
1235            // Increase the span
1236            $lastCall = end($this->tableCalls);
1237
1238            // A cell call which follows an open cell means an empty cell so span
1239            if ( $lastCall[0] == 'tablecell_open' || $lastCall[0] == 'tableheader_open' ) {
1240                 $this->tableCalls[] = array('colspan',array(),$call[2]);
1241
1242            }
1243
1244            $this->tableCalls[] = array($this->lastCellType.'_close',array(),$call[2]);
1245            $this->tableCalls[] = array($call[0].'_open',array(1,NULL),$call[2]);
1246            $this->lastCellType = $call[0];
1247
1248        } else {
1249
1250            $this->tableCalls[] = array($call[0].'_open',array(1,NULL),$call[2]);
1251            $this->lastCellType = $call[0];
1252            $this->firstCell = false;
1253
1254        }
1255
1256        $this->currentCols++;
1257    }
1258
1259    function tableDefault($call) {
1260        $this->tableCalls[] = $call;
1261    }
1262
1263    function finalizeTable() {
1264
1265        // Add the max cols and rows to the table opening
1266        if ( $this->tableCalls[0][0] == 'table_open' ) {
1267            // Adjust to num cols not num col delimeters
1268            $this->tableCalls[0][1][] = $this->maxCols - 1;
1269            $this->tableCalls[0][1][] = $this->maxRows;
1270        } else {
1271            trigger_error('First element in table call list is not table_open');
1272        }
1273
1274        $lastRow = 0;
1275        $lastCell = 0;
1276        $toDelete = array();
1277
1278        // Look for the colspan elements and increment the colspan on the
1279        // previous non-empty opening cell. Once done, delete all the cells
1280        // that contain colspans
1281        foreach ( $this->tableCalls as $key => $call ) {
1282
1283            if ( $call[0] == 'tablerow_open' ) {
1284
1285                $lastRow = $key;
1286
1287            } else if ( $call[0] == 'tablecell_open' || $call[0] == 'tableheader_open' ) {
1288
1289                $lastCell = $key;
1290
1291            } else if ( $call[0] == 'table_align' ) {
1292
1293                // If the previous element was a cell open, align right
1294                if ( $this->tableCalls[$key-1][0] == 'tablecell_open' || $this->tableCalls[$key-1][0] == 'tableheader_open' ) {
1295                    $this->tableCalls[$key-1][1][1] = 'right';
1296
1297                // If the next element if the close of an element, align either center or left
1298                } else if ( $this->tableCalls[$key+1][0] == 'tablecell_close' || $this->tableCalls[$key+1][0] == 'tableheader_close' ) {
1299                    if ( $this->tableCalls[$lastCell][1][1] == 'right' ) {
1300                        $this->tableCalls[$lastCell][1][1] = 'center';
1301                    } else {
1302                        $this->tableCalls[$lastCell][1][1] = 'left';
1303                    }
1304
1305                }
1306
1307                // Now convert the whitespace back to cdata
1308                $this->tableCalls[$key][0] = 'cdata';
1309
1310            } else if ( $call[0] == 'colspan' ) {
1311
1312                $this->tableCalls[$key-1][1][0] = false;
1313
1314                for($i = $key-2; $i > $lastRow; $i--) {
1315
1316                    if ( $this->tableCalls[$i][0] == 'tablecell_open' || $this->tableCalls[$i][0] == 'tableheader_open' ) {
1317
1318                        if ( false !== $this->tableCalls[$i][1][0] ) {
1319                            $this->tableCalls[$i][1][0]++;
1320                            break;
1321                        }
1322
1323
1324                    }
1325                }
1326
1327                $toDelete[] = $key-1;
1328                $toDelete[] = $key;
1329                $toDelete[] = $key+1;
1330            }
1331        }
1332
1333
1334        // condense cdata
1335        $cnt = count($this->tableCalls);
1336        for( $key = 0; $key < $cnt; $key++){
1337            if($this->tableCalls[$key][0] == 'cdata'){
1338                $ckey = $key;
1339                $key++;
1340                while($this->tableCalls[$key][0] == 'cdata'){
1341                    $this->tableCalls[$ckey][1][0] .= $this->tableCalls[$key][1][0];
1342                    $toDelete[] = $key;
1343                    $key++;
1344                }
1345                continue;
1346            }
1347        }
1348
1349        foreach ( $toDelete as $delete ) {
1350            unset($this->tableCalls[$delete]);
1351        }
1352        $this->tableCalls = array_values($this->tableCalls);
1353    }
1354}
1355
1356//------------------------------------------------------------------------
1357class Doku_Handler_Section {
1358
1359    function process($calls) {
1360
1361        $sectionCalls = array();
1362        $inSection = false;
1363
1364        foreach ( $calls as $call ) {
1365
1366            if ( $call[0] == 'header' ) {
1367
1368                if ( $inSection ) {
1369                    $sectionCalls[] = array('section_close',array(), $call[2]);
1370                }
1371
1372                $sectionCalls[] = $call;
1373                $sectionCalls[] = array('section_open',array($call[1][1]), $call[2]);
1374                $inSection = true;
1375
1376            } else {
1377
1378                if ($call[0] == 'section_open' )  {
1379                    $inSection = true;
1380                } else if ($call[0] == 'section_open' ) {
1381                    $inSection = false;
1382                }
1383                $sectionCalls[] = $call;
1384            }
1385        }
1386
1387        if ( $inSection ) {
1388            $sectionCalls[] = array('section_close',array(), $call[2]);
1389        }
1390
1391        return $sectionCalls;
1392    }
1393
1394}
1395
1396/**
1397 * Handler for paragraphs
1398 *
1399 * @author Harry Fuecks <hfuecks@gmail.com>
1400 */
1401class Doku_Handler_Block {
1402
1403    var $calls = array();
1404
1405    var $blockStack = array();
1406
1407    var $inParagraph = false;
1408    var $atStart = true;
1409    var $skipEolKey = -1;
1410
1411    // Blocks these should not be inside paragraphs
1412    var $blockOpen = array(
1413            'header',
1414            'listu_open','listo_open','listitem_open','listcontent_open',
1415            'table_open','tablerow_open','tablecell_open','tableheader_open',
1416            'quote_open',
1417            'section_open', // Needed to prevent p_open between header and section_open
1418            'code','file','hr','preformatted','rss',
1419        );
1420
1421    var $blockClose = array(
1422            'header',
1423            'listu_close','listo_close','listitem_close','listcontent_close',
1424            'table_close','tablerow_close','tablecell_close','tableheader_close',
1425            'quote_close',
1426            'section_close', // Needed to prevent p_close after section_close
1427            'code','file','hr','preformatted','rss',
1428        );
1429
1430    // Stacks can contain paragraphs
1431    var $stackOpen = array(
1432        'footnote_open','section_open',
1433        );
1434
1435    var $stackClose = array(
1436        'footnote_close','section_close',
1437        );
1438
1439
1440    /**
1441     * Constructor. Adds loaded syntax plugins to the block and stack
1442     * arrays
1443     *
1444     * @author Andreas Gohr <andi@splitbrain.org>
1445     */
1446    function Doku_Handler_Block(){
1447        global $DOKU_PLUGINS;
1448        //check if syntax plugins were loaded
1449        if(empty($DOKU_PLUGINS['syntax'])) return;
1450        foreach($DOKU_PLUGINS['syntax'] as $n => $p){
1451            $ptype = $p->getPType();
1452            if($ptype == 'block'){
1453                $this->blockOpen[]  = 'plugin_'.$n;
1454                $this->blockClose[] = 'plugin_'.$n;
1455            }elseif($ptype == 'stack'){
1456                $this->stackOpen[]  = 'plugin_'.$n;
1457                $this->stackClose[] = 'plugin_'.$n;
1458            }
1459        }
1460    }
1461
1462    /**
1463     * Close a paragraph if needed
1464     *
1465     * This function makes sure there are no empty paragraphs on the stack
1466     *
1467     * @author Andreas Gohr <andi@splitbrain.org>
1468     */
1469    function closeParagraph($pos){
1470        // look back if there was any content - we don't want empty paragraphs
1471        $content = '';
1472        for($i=count($this->calls)-1; $i>=0; $i--){
1473            if($this->calls[$i][0] == 'p_open'){
1474                break;
1475            }elseif($this->calls[$i][0] == 'cdata'){
1476                $content .= $this->calls[$i][1][0];
1477            }else{
1478                $content = 'found markup';
1479                break;
1480            }
1481        }
1482
1483        if(trim($content)==''){
1484            //remove the whole paragraph
1485            array_splice($this->calls,$i);
1486        }else{
1487            if ($this->calls[count($this->calls)-1][0] == 'section_edit') {
1488                $tmp = array_pop($this->calls);
1489                $this->calls[] = array('p_close',array(), $pos);
1490                $this->calls[] = $tmp;
1491            } else {
1492                $this->calls[] = array('p_close',array(), $pos);
1493            }
1494        }
1495
1496        $this->inParagraph = false;
1497    }
1498
1499    /**
1500     * Processes the whole instruction stack to open and close paragraphs
1501     *
1502     * @author Harry Fuecks <hfuecks@gmail.com>
1503     * @author Andreas Gohr <andi@splitbrain.org>
1504     * @todo   This thing is really messy and should be rewritten
1505     */
1506    function process($calls) {
1507        foreach ( $calls as $key => $call ) {
1508            $cname = $call[0];
1509            if($cname == 'plugin') {
1510                $cname='plugin_'.$call[1][0];
1511
1512                $plugin = true;
1513                $plugin_open = (($call[1][2] == DOKU_LEXER_ENTER) || ($call[1][2] == DOKU_LEXER_SPECIAL));
1514                $plugin_close = (($call[1][2] == DOKU_LEXER_EXIT) || ($call[1][2] == DOKU_LEXER_SPECIAL));
1515            } else {
1516                $plugin = false;
1517            }
1518
1519            // Process blocks which are stack like... (contain linefeeds)
1520            if ( in_array($cname,$this->stackOpen ) && (!$plugin || $plugin_open) ) {
1521
1522                $this->calls[] = $call;
1523
1524                // Hack - footnotes shouldn't immediately contain a p_open
1525                if ( $cname != 'footnote_open' ) {
1526                    $this->addToStack();
1527                } else {
1528                    $this->addToStack(false);
1529                }
1530                continue;
1531            }
1532
1533            if ( in_array($cname,$this->stackClose ) && (!$plugin || $plugin_close)) {
1534
1535                if ( $this->inParagraph ) {
1536                    $this->closeParagraph($call[2]);
1537                }
1538                $this->calls[] = $call;
1539                $this->removeFromStack();
1540                continue;
1541            }
1542
1543            if ( !$this->atStart ) {
1544
1545                if ( $cname == 'eol' ) {
1546
1547                    // Check this isn't an eol instruction to skip...
1548                    if ( $this->skipEolKey != $key ) {
1549                        // Look to see if the next instruction is an EOL
1550                        if ( isset($calls[$key+1]) && $calls[$key+1][0] == 'eol' ) {
1551
1552                            if ( $this->inParagraph ) {
1553                                //$this->calls[] = array('p_close',array(), $call[2]);
1554                                $this->closeParagraph($call[2]);
1555                            }
1556
1557                            $this->calls[] = array('p_open',array(), $call[2]);
1558                            $this->inParagraph = true;
1559
1560
1561                            // Mark the next instruction for skipping
1562                            $this->skipEolKey = $key+1;
1563
1564                        }else{
1565                            //if this is just a single eol make a space from it
1566                            $this->calls[] = array('cdata',array(" "), $call[2]);
1567                        }
1568                    }
1569
1570
1571                } else {
1572
1573                    $storeCall = true;
1574                    if ( $this->inParagraph && (in_array($cname, $this->blockOpen) && (!$plugin || $plugin_open))) {
1575                        $this->closeParagraph($call[2]);
1576                        $this->calls[] = $call;
1577                        $storeCall = false;
1578                    }
1579
1580                    if ( in_array($cname, $this->blockClose) && (!$plugin || $plugin_close)) {
1581                        if ( $this->inParagraph ) {
1582                            $this->closeParagraph($call[2]);
1583                        }
1584                        if ( $storeCall ) {
1585                            $this->calls[] = $call;
1586                            $storeCall = false;
1587                        }
1588
1589                        // This really sucks and suggests this whole class sucks but...
1590                        if ( isset($calls[$key+1])) {
1591                            $cname_plusone = $calls[$key+1][0];
1592                            if ($cname_plusone == 'plugin') {
1593                                $cname_plusone = 'plugin'.$calls[$key+1][1][0];
1594
1595                                // plugin test, true if plugin has a state which precludes it requiring blockOpen or blockClose
1596                                $plugin_plusone = true;
1597                                $plugin_test = ($call[$key+1][1][2] == DOKU_LEXER_MATCHED) || ($call[$key+1][1][2] == DOKU_LEXER_MATCHED);
1598                            } else {
1599                                $plugin_plusone = false;
1600                            }
1601                            if ((!in_array($cname_plusone, $this->blockOpen) && !in_array($cname_plusone, $this->blockClose)) ||
1602                                ($plugin_plusone && $plugin_test)
1603                                ) {
1604
1605                                $this->calls[] = array('p_open',array(), $call[2]);
1606                                $this->inParagraph = true;
1607                            }
1608                        }
1609                    }
1610
1611                    if ( $storeCall ) {
1612                        $this->calls[] = $call;
1613                    }
1614
1615                }
1616
1617
1618            } else {
1619
1620                // Unless there's already a block at the start, start a paragraph
1621                if ( !in_array($cname,$this->blockOpen) ) {
1622                    $this->calls[] = array('p_open',array(), $call[2]);
1623                    if ( $call[0] != 'eol' ) {
1624                        $this->calls[] = $call;
1625                    }
1626                    $this->atStart = false;
1627                    $this->inParagraph = true;
1628                } else {
1629                    $this->calls[] = $call;
1630                    $this->atStart = false;
1631                }
1632
1633            }
1634
1635        }
1636
1637        if ( $this->inParagraph ) {
1638            if ( $cname == 'p_open' ) {
1639                // Ditch the last call
1640                array_pop($this->calls);
1641            } else if ( !in_array($cname, $this->blockClose) ) {
1642                //$this->calls[] = array('p_close',array(), $call[2]);
1643                $this->closeParagraph($call[2]);
1644            } else {
1645                $last_call = array_pop($this->calls);
1646                //$this->calls[] = array('p_close',array(), $call[2]);
1647                $this->closeParagraph($call[2]);
1648                $this->calls[] = $last_call;
1649            }
1650        }
1651
1652        return $this->calls;
1653    }
1654
1655    function addToStack($newStart = true) {
1656        $this->blockStack[] = array($this->atStart, $this->inParagraph);
1657        $this->atStart = $newStart;
1658        $this->inParagraph = false;
1659    }
1660
1661    function removeFromStack() {
1662        $state = array_pop($this->blockStack);
1663        $this->atStart = $state[0];
1664        $this->inParagraph = $state[1];
1665    }
1666}
1667
1668//Setup VIM: ex: et ts=4 enc=utf-8 :
1669