xref: /dokuwiki/inc/parser/handler.php (revision d613051ae9b5db0528293dbe6d918df6dbd7dc4e) 
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(), $pos);
407        return true;
408    }
409
410    function doublequoteopening($match, $state, $pos) {
411        $this->_addCall('doublequoteopening',array(), $pos);
412        return true;
413    }
414
415    function doublequoteclosing($match, $state, $pos) {
416        $this->_addCall('doublequoteclosing',array(), $pos);
417        return true;
418    }
419
420    function camelcaselink($match, $state, $pos) {
421        $this->_addCall('camelcaselink',array($match), $pos);
422        return true;
423    }
424
425    /*
426    */
427    function internallink($match, $state, $pos) {
428        // Strip the opening and closing markup
429        $link = preg_replace(array('/^\[\[/','/\]\]$/u'),'',$match);
430
431        // Split title from URL
432        $link = preg_split('/\|/u',$link,2);
433        if ( !isset($link[1]) ) {
434            $link[1] = NULL;
435        } else if ( preg_match('/^\{\{[^\}]+\}\}$/',$link[1]) ) {
436            // If the title is an image, convert it to an array containing the image details
437            $link[1] = Doku_Handler_Parse_Media($link[1]);
438        }
439        $link[0] = trim($link[0]);
440
441        //decide which kind of link it is
442
443        if ( preg_match('/^[a-zA-Z\.]+>{1}.*$/u',$link[0]) ) {
444        // Interwiki
445            $interwiki = preg_split('/>/u',$link[0]);
446            $this->_addCall(
447                'interwikilink',
448                array($link[0],$link[1],strtolower($interwiki[0]),$interwiki[1]),
449                $pos
450                );
451        }elseif ( preg_match('/^\\\\\\\\[\w.:?\-;,]+?\\\\/u',$link[0]) ) {
452        // Windows Share
453            $this->_addCall(
454                'windowssharelink',
455                array($link[0],$link[1]),
456                $pos
457                );
458        }elseif ( preg_match('#^([a-z0-9\-\.+]+?)://#i',$link[0]) ) {
459        // external link (accepts all protocols)
460            $this->_addCall(
461                    'externallink',
462                    array($link[0],$link[1]),
463                    $pos
464                    );
465        }elseif ( preg_match('<'.PREG_PATTERN_VALID_EMAIL.'>',$link[0]) ) {
466        // E-Mail (pattern above is defined in inc/mail.php)
467            $this->_addCall(
468                'emaillink',
469                array($link[0],$link[1]),
470                $pos
471                );
472        }elseif ( preg_match('!^#.+!',$link[0]) ){
473        // local link
474            $this->_addCall(
475                'locallink',
476                array(substr($link[0],1),$link[1]),
477                $pos
478                );
479        }else{
480        // internal link
481            $this->_addCall(
482                'internallink',
483                array($link[0],$link[1]),
484                $pos
485                );
486        }
487
488        return true;
489    }
490
491    function filelink($match, $state, $pos) {
492        $this->_addCall('filelink',array($match, NULL), $pos);
493        return true;
494    }
495
496    function windowssharelink($match, $state, $pos) {
497        $this->_addCall('windowssharelink',array($match, NULL), $pos);
498        return true;
499    }
500
501    function media($match, $state, $pos) {
502        $p = Doku_Handler_Parse_Media($match);
503
504        $this->_addCall(
505              $p['type'],
506              array($p['src'], $p['title'], $p['align'], $p['width'],
507                     $p['height'], $p['cache'], $p['linking']),
508              $pos
509             );
510        return true;
511    }
512
513    function rss($match, $state, $pos) {
514        $link = preg_replace(array('/^\{\{rss>/','/\}\}$/'),'',$match);
515
516        // get params
517        list($link,$params) = explode(' ',$link,2);
518
519        $p = array();
520        if(preg_match('/\b(\d+)\b/',$params,$match)){
521            $p['max'] = $match[1];
522        }else{
523            $p['max'] = 8;
524        }
525        $p['reverse'] = (preg_match('/rev/',$params));
526        $p['author']  = (preg_match('/\b(by|author)/',$params));
527        $p['date']    = (preg_match('/\b(date)/',$params));
528        $p['details'] = (preg_match('/\b(desc|detail)/',$params));
529
530        if (preg_match('/\b(\d+)([dhm])\b/',$params,$match)) {
531          $period = array('d' => 86400, 'h' => 3600, 'm' => 60);
532          $p['refresh'] = max(600,$match[1]*$period[$match[2]]);  // n * period in seconds, minimum 10 minutes
533        } else {
534          $p['refresh'] = 14400;   // default to 4 hours
535        }
536
537        $this->_addCall('rss',array($link,$p),$pos);
538        return true;
539    }
540
541    function externallink($match, $state, $pos) {
542        $url   = $match;
543        $title = null;
544
545        // add protocol on simple short URLs
546        if(substr($url,0,3) == 'ftp' && (substr($url,0,6) != 'ftp://')){
547            $title = $url;
548            $url   = 'ftp://'.$url;
549        }
550        if(substr($url,0,3) == 'www' && (substr($url,0,7) != 'http://')){
551            $title = $url;
552            $url = 'http://'.$url;
553        }
554
555        $this->_addCall('externallink',array($url, $title), $pos);
556        return true;
557    }
558
559    function emaillink($match, $state, $pos) {
560        $email = preg_replace(array('/^</','/>$/'),'',$match);
561        $this->_addCall('emaillink',array($email, NULL), $pos);
562        return true;
563    }
564
565    function table($match, $state, $pos) {
566        switch ( $state ) {
567
568            case DOKU_LEXER_ENTER:
569
570                $ReWriter = & new Doku_Handler_Table($this->CallWriter);
571                $this->CallWriter = & $ReWriter;
572
573                $this->_addCall('table_start', array(), $pos);
574                //$this->_addCall('table_row', array(), $pos);
575                if ( trim($match) == '^' ) {
576                    $this->_addCall('tableheader', array(), $pos);
577                } else {
578                    $this->_addCall('tablecell', array(), $pos);
579                }
580            break;
581
582            case DOKU_LEXER_EXIT:
583                $this->_addCall('table_end', array(), $pos);
584                $this->CallWriter->process();
585                $ReWriter = & $this->CallWriter;
586                $this->CallWriter = & $ReWriter->CallWriter;
587            break;
588
589            case DOKU_LEXER_UNMATCHED:
590                if ( trim($match) != '' ) {
591                    $this->_addCall('cdata',array($match), $pos);
592                }
593            break;
594
595            case DOKU_LEXER_MATCHED:
596                if ( $match == ' ' ){
597                    $this->_addCall('cdata', array($match), $pos);
598                } else if ( preg_match('/\t+/',$match) ) {
599                    $this->_addCall('table_align', array($match), $pos);
600                } else if ( preg_match('/ {2,}/',$match) ) {
601                    $this->_addCall('table_align', array($match), $pos);
602                } else if ( $match == "\n|" ) {
603                    $this->_addCall('table_row', array(), $pos);
604                    $this->_addCall('tablecell', array(), $pos);
605                } else if ( $match == "\n^" ) {
606                    $this->_addCall('table_row', array(), $pos);
607                    $this->_addCall('tableheader', array(), $pos);
608                } else if ( $match == '|' ) {
609                    $this->_addCall('tablecell', array(), $pos);
610                } else if ( $match == '^' ) {
611                    $this->_addCall('tableheader', array(), $pos);
612                }
613            break;
614        }
615        return true;
616    }
617}
618
619//------------------------------------------------------------------------
620function Doku_Handler_Parse_Media($match) {
621
622    // Strip the opening and closing markup
623    $link = preg_replace(array('/^\{\{/','/\}\}$/u'),'',$match);
624
625    // Split title from URL
626    $link = preg_split('/\|/u',$link,2);
627
628
629    // Check alignment
630    $ralign = (bool)preg_match('/^ /',$link[0]);
631    $lalign = (bool)preg_match('/ $/',$link[0]);
632
633    // Logic = what's that ;)...
634    if ( $lalign & $ralign ) {
635        $align = 'center';
636    } else if ( $ralign ) {
637        $align = 'right';
638    } else if ( $lalign ) {
639        $align = 'left';
640    } else {
641        $align = NULL;
642    }
643
644    // The title...
645    if ( !isset($link[1]) ) {
646        $link[1] = NULL;
647    }
648
649    //remove aligning spaces
650    $link[0] = trim($link[0]);
651
652    //split into src and parameters (using the very last questionmark)
653    $pos = strrpos($link[0], '?');
654    if($pos !== false){
655        $src   = substr($link[0],0,$pos);
656        $param = substr($link[0],$pos+1);
657    }else{
658        $src   = $link[0];
659        $param = '';
660    }
661
662    //parse width and height
663    if(preg_match('#(\d+)(x(\d+))?#i',$param,$size)){
664        ($size[1]) ? $w = $size[1] : $w = NULL;
665        ($size[3]) ? $h = $size[3] : $h = NULL;
666    } else {
667        $w = NULL;
668        $h = NULL;
669    }
670
671    //get linking command
672    if(preg_match('/nolink/i',$param)){
673        $linking = 'nolink';
674    }else if(preg_match('/direct/i',$param)){
675        $linking = 'direct';
676    }else{
677        $linking = 'details';
678    }
679
680    //get caching command
681    if (preg_match('/(nocache|recache)/i',$param,$cachemode)){
682        $cache = $cachemode[1];
683    }else{
684        $cache = 'cache';
685    }
686
687    // Check whether this is a local or remote image
688    if ( preg_match('#^(https?|ftp)#i',$src) ) {
689        $call = 'externalmedia';
690    } else {
691        $call = 'internalmedia';
692    }
693
694    $params = array(
695        'type'=>$call,
696        'src'=>$src,
697        'title'=>$link[1],
698        'align'=>$align,
699        'width'=>$w,
700        'height'=>$h,
701        'cache'=>$cache,
702        'linking'=>$linking,
703    );
704
705    return $params;
706}
707
708//------------------------------------------------------------------------
709class Doku_Handler_CallWriter {
710
711    var $Handler;
712
713    function Doku_Handler_CallWriter(& $Handler) {
714        $this->Handler = & $Handler;
715    }
716
717    function writeCall($call) {
718        $this->Handler->calls[] = $call;
719    }
720
721    function writeCalls($calls) {
722        $this->Handler->calls = array_merge($this->Handler->calls, $calls);
723    }
724
725    // function is required, but since this call writer is first/highest in
726    // the chain it is not required to do anything
727    function finalise() {
728    }
729}
730
731//------------------------------------------------------------------------
732/**
733 * Generic call writer class to handle nesting of rendering instructions
734 * within a render instruction. Also see nest() method of renderer base class
735 *
736 * @author    Chris Smith <chris@jalakai.co.uk>
737 */
738class Doku_Handler_Nest {
739
740    var $CallWriter;
741    var $calls = array();
742
743    var $closingInstruction;
744
745    /**
746     * constructor
747     *
748     * @param  object     $CallWriter     the renderers current call writer
749     * @param  string     $close          closing instruction name, this is required to properly terminate the
750     *                                    syntax mode if the document ends without a closing pattern
751     */
752    function Doku_Handler_Nest(& $CallWriter, $close="nest_close") {
753        $this->CallWriter = & $CallWriter;
754
755        $this->closingInstruction = $close;
756    }
757
758    function writeCall($call) {
759        $this->calls[] = $call;
760    }
761
762    function writeCalls($calls) {
763        $this->calls = array_merge($this->calls, $calls);
764    }
765
766    function finalise() {
767        $last_call = end($this->calls);
768        $this->writeCall(array($this->closingInstruction,array(), $last_call[2]));
769
770        $this->process();
771        $this->CallWriter->finalise();
772    }
773
774    function process() {
775        $first_call = reset($this->calls);
776        $this->CallWriter->writeCall(array("nest", array($this->calls), $first_call[2]));
777    }
778}
779
780class Doku_Handler_List {
781
782    var $CallWriter;
783
784    var $calls = array();
785    var $listCalls = array();
786    var $listStack = array();
787
788    function Doku_Handler_List(& $CallWriter) {
789        $this->CallWriter = & $CallWriter;
790    }
791
792    function writeCall($call) {
793        $this->calls[] = $call;
794    }
795
796    // Probably not needed but just in case...
797    function writeCalls($calls) {
798        $this->calls = array_merge($this->calls, $calls);
799#        $this->CallWriter->writeCalls($this->calls);
800    }
801
802    function finalise() {
803        $last_call = end($this->calls);
804        $this->writeCall(array('list_close',array(), $last_call[2]));
805
806        $this->process();
807        $this->CallWriter->finalise();
808    }
809
810    //------------------------------------------------------------------------
811    function process() {
812
813        foreach ( $this->calls as $call ) {
814            switch ($call[0]) {
815                case 'list_item':
816                    $this->listOpen($call);
817                break;
818                case 'list_open':
819                    $this->listStart($call);
820                break;
821                case 'list_close':
822                    $this->listEnd($call);
823                break;
824                default:
825                    $this->listContent($call);
826                break;
827            }
828        }
829
830        $this->CallWriter->writeCalls($this->listCalls);
831    }
832
833    //------------------------------------------------------------------------
834    function listStart($call) {
835        $depth = $this->interpretSyntax($call[1][0], $listType);
836
837        $this->initialDepth = $depth;
838        $this->listStack[] = array($listType, $depth);
839
840        $this->listCalls[] = array('list'.$listType.'_open',array(),$call[2]);
841        $this->listCalls[] = array('listitem_open',array(1),$call[2]);
842        $this->listCalls[] = array('listcontent_open',array(),$call[2]);
843    }
844
845    //------------------------------------------------------------------------
846    function listEnd($call) {
847        $closeContent = true;
848
849        while ( $list = array_pop($this->listStack) ) {
850            if ( $closeContent ) {
851                $this->listCalls[] = array('listcontent_close',array(),$call[2]);
852                $closeContent = false;
853            }
854            $this->listCalls[] = array('listitem_close',array(),$call[2]);
855            $this->listCalls[] = array('list'.$list[0].'_close', array(), $call[2]);
856        }
857    }
858
859    //------------------------------------------------------------------------
860    function listOpen($call) {
861        $depth = $this->interpretSyntax($call[1][0], $listType);
862        $end = end($this->listStack);
863
864        // Not allowed to be shallower than initialDepth
865        if ( $depth < $this->initialDepth ) {
866            $depth = $this->initialDepth;
867        }
868
869        //------------------------------------------------------------------------
870        if ( $depth == $end[1] ) {
871
872            // Just another item in the list...
873            if ( $listType == $end[0] ) {
874                $this->listCalls[] = array('listcontent_close',array(),$call[2]);
875                $this->listCalls[] = array('listitem_close',array(),$call[2]);
876                $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]);
877                $this->listCalls[] = array('listcontent_open',array(),$call[2]);
878
879            // Switched list type...
880            } else {
881
882                $this->listCalls[] = array('listcontent_close',array(),$call[2]);
883                $this->listCalls[] = array('listitem_close',array(),$call[2]);
884                $this->listCalls[] = array('list'.$end[0].'_close', array(), $call[2]);
885                $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]);
886                $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]);
887                $this->listCalls[] = array('listcontent_open',array(),$call[2]);
888
889                array_pop($this->listStack);
890                $this->listStack[] = array($listType, $depth);
891            }
892
893        //------------------------------------------------------------------------
894        // Getting deeper...
895        } else if ( $depth > $end[1] ) {
896
897            $this->listCalls[] = array('listcontent_close',array(),$call[2]);
898            $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]);
899            $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]);
900            $this->listCalls[] = array('listcontent_open',array(),$call[2]);
901
902            $this->listStack[] = array($listType, $depth);
903
904        //------------------------------------------------------------------------
905        // Getting shallower ( $depth < $end[1] )
906        } else {
907            $this->listCalls[] = array('listcontent_close',array(),$call[2]);
908            $this->listCalls[] = array('listitem_close',array(),$call[2]);
909            $this->listCalls[] = array('list'.$end[0].'_close',array(),$call[2]);
910
911            // Throw away the end - done
912            array_pop($this->listStack);
913
914            while (1) {
915                $end = end($this->listStack);
916
917                if ( $end[1] <= $depth ) {
918
919                    // Normalize depths
920                    $depth = $end[1];
921
922                    $this->listCalls[] = array('listitem_close',array(),$call[2]);
923
924                    if ( $end[0] == $listType ) {
925                        $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]);
926                        $this->listCalls[] = array('listcontent_open',array(),$call[2]);
927
928                    } else {
929                        // Switching list type...
930                        $this->listCalls[] = array('list'.$end[0].'_close', array(), $call[2]);
931                        $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]);
932                        $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]);
933                        $this->listCalls[] = array('listcontent_open',array(),$call[2]);
934
935                        array_pop($this->listStack);
936                        $this->listStack[] = array($listType, $depth);
937                    }
938
939                    break;
940
941                // Haven't dropped down far enough yet.... ( $end[1] > $depth )
942                } else {
943
944                    $this->listCalls[] = array('listitem_close',array(),$call[2]);
945                    $this->listCalls[] = array('list'.$end[0].'_close',array(),$call[2]);
946
947                    array_pop($this->listStack);
948
949                }
950
951            }
952
953        }
954    }
955
956    //------------------------------------------------------------------------
957    function listContent($call) {
958        $this->listCalls[] = $call;
959    }
960
961    //------------------------------------------------------------------------
962    function interpretSyntax($match, & $type) {
963        if ( substr($match,-1) == '*' ) {
964            $type = 'u';
965        } else {
966            $type = 'o';
967        }
968        return count(explode('  ',str_replace("\t",'  ',$match)));
969    }
970}
971
972//------------------------------------------------------------------------
973class Doku_Handler_Preformatted {
974
975    var $CallWriter;
976
977    var $calls = array();
978    var $pos;
979    var $text ='';
980
981
982
983    function Doku_Handler_Preformatted(& $CallWriter) {
984        $this->CallWriter = & $CallWriter;
985    }
986
987    function writeCall($call) {
988        $this->calls[] = $call;
989    }
990
991    // Probably not needed but just in case...
992    function writeCalls($calls) {
993        $this->calls = array_merge($this->calls, $calls);
994#        $this->CallWriter->writeCalls($this->calls);
995    }
996
997    function finalise() {
998        $last_call = end($this->calls);
999        $this->writeCall(array('preformatted_end',array(), $last_call[2]));
1000
1001        $this->process();
1002        $this->CallWriter->finalise();
1003    }
1004
1005    function process() {
1006        foreach ( $this->calls as $call ) {
1007            switch ($call[0]) {
1008                case 'preformatted_start':
1009                    $this->pos = $call[2];
1010                break;
1011                case 'preformatted_newline':
1012                    $this->text .= "\n";
1013                break;
1014                case 'preformatted_content':
1015                    $this->text .= $call[1][0];
1016                break;
1017                case 'preformatted_end':
1018                    $this->CallWriter->writeCall(array('preformatted',array($this->text),$this->pos));
1019                break;
1020            }
1021        }
1022    }
1023
1024}
1025
1026//------------------------------------------------------------------------
1027class Doku_Handler_Quote {
1028
1029    var $CallWriter;
1030
1031    var $calls = array();
1032
1033    var $quoteCalls = array();
1034
1035    function Doku_Handler_Quote(& $CallWriter) {
1036        $this->CallWriter = & $CallWriter;
1037    }
1038
1039    function writeCall($call) {
1040        $this->calls[] = $call;
1041    }
1042
1043    // Probably not needed but just in case...
1044    function writeCalls($calls) {
1045        $this->calls = array_merge($this->calls, $calls);
1046#        $this->CallWriter->writeCalls($this->calls);
1047    }
1048
1049    function finalise() {
1050        $last_call = end($this->calls);
1051        $this->writeCall(array('quote_end',array(), $last_call[2]));
1052
1053        $this->process();
1054        $this->CallWriter->finalise();
1055    }
1056
1057    function process() {
1058
1059        $quoteDepth = 1;
1060
1061        foreach ( $this->calls as $call ) {
1062            switch ($call[0]) {
1063
1064                case 'quote_start':
1065
1066                    $this->quoteCalls[] = array('quote_open',array(),$call[2]);
1067
1068                case 'quote_newline':
1069
1070                    $quoteLength = $this->getDepth($call[1][0]);
1071
1072                    if ( $quoteLength > $quoteDepth ) {
1073                        $quoteDiff = $quoteLength - $quoteDepth;
1074                        for ( $i = 1; $i <= $quoteDiff; $i++ ) {
1075                            $this->quoteCalls[] = array('quote_open',array(),$call[2]);
1076                        }
1077                    } else if ( $quoteLength < $quoteDepth ) {
1078                        $quoteDiff = $quoteDepth - $quoteLength;
1079                        for ( $i = 1; $i <= $quoteDiff; $i++ ) {
1080                            $this->quoteCalls[] = array('quote_close',array(),$call[2]);
1081                        }
1082                    } else {
1083                        if ($call[0] != 'quote_start') $this->quoteCalls[] = array('linebreak',array(),$call[2]);
1084                    }
1085
1086                    $quoteDepth = $quoteLength;
1087
1088                break;
1089
1090                case 'quote_end':
1091
1092                    if ( $quoteDepth > 1 ) {
1093                        $quoteDiff = $quoteDepth - 1;
1094                        for ( $i = 1; $i <= $quoteDiff; $i++ ) {
1095                            $this->quoteCalls[] = array('quote_close',array(),$call[2]);
1096                        }
1097                    }
1098
1099                    $this->quoteCalls[] = array('quote_close',array(),$call[2]);
1100
1101                    $this->CallWriter->writeCalls($this->quoteCalls);
1102                break;
1103
1104                default:
1105                    $this->quoteCalls[] = $call;
1106                break;
1107            }
1108        }
1109    }
1110
1111    function getDepth($marker) {
1112        preg_match('/>{1,}/', $marker, $matches);
1113        $quoteLength = strlen($matches[0]);
1114        return $quoteLength;
1115    }
1116}
1117
1118//------------------------------------------------------------------------
1119class Doku_Handler_Table {
1120
1121    var $CallWriter;
1122
1123    var $calls = array();
1124    var $tableCalls = array();
1125    var $maxCols = 0;
1126    var $maxRows = 1;
1127    var $currentCols = 0;
1128    var $firstCell = false;
1129    var $lastCellType = 'tablecell';
1130
1131    function Doku_Handler_Table(& $CallWriter) {
1132        $this->CallWriter = & $CallWriter;
1133    }
1134
1135    function writeCall($call) {
1136        $this->calls[] = $call;
1137    }
1138
1139    // Probably not needed but just in case...
1140    function writeCalls($calls) {
1141        $this->calls = array_merge($this->calls, $calls);
1142#        $this->CallWriter->writeCalls($this->calls);
1143    }
1144
1145    function finalise() {
1146        $last_call = end($this->calls);
1147        $this->writeCall(array('table_end',array(), $last_call[2]));
1148
1149        $this->process();
1150        $this->CallWriter->finalise();
1151    }
1152
1153    //------------------------------------------------------------------------
1154    function process() {
1155        foreach ( $this->calls as $call ) {
1156            switch ( $call[0] ) {
1157                case 'table_start':
1158                    $this->tableStart($call);
1159                break;
1160                case 'table_row':
1161                    $this->tableRowClose(array('tablerow_close',$call[1],$call[2]));
1162                    $this->tableRowOpen(array('tablerow_open',$call[1],$call[2]));
1163                break;
1164                case 'tableheader':
1165                case 'tablecell':
1166                    $this->tableCell($call);
1167                break;
1168                case 'table_end':
1169                    $this->tableRowClose(array('tablerow_close',$call[1],$call[2]));
1170                    $this->tableEnd($call);
1171                break;
1172                default:
1173                    $this->tableDefault($call);
1174                break;
1175            }
1176        }
1177        $this->CallWriter->writeCalls($this->tableCalls);
1178    }
1179
1180    function tableStart($call) {
1181        $this->tableCalls[] = array('table_open',array(),$call[2]);
1182        $this->tableCalls[] = array('tablerow_open',array(),$call[2]);
1183        $this->firstCell = true;
1184    }
1185
1186    function tableEnd($call) {
1187        $this->tableCalls[] = array('table_close',array(),$call[2]);
1188        $this->finalizeTable();
1189    }
1190
1191    function tableRowOpen($call) {
1192        $this->tableCalls[] = $call;
1193        $this->currentCols = 0;
1194        $this->firstCell = true;
1195        $this->lastCellType = 'tablecell';
1196        $this->maxRows++;
1197    }
1198
1199    function tableRowClose($call) {
1200        // Strip off final cell opening and anything after it
1201        while ( $discard = array_pop($this->tableCalls ) ) {
1202
1203            if ( $discard[0] == 'tablecell_open' || $discard[0] == 'tableheader_open') {
1204
1205                // Its a spanning element - put it back and close it
1206                if ( $discard[1][0] > 1 ) {
1207
1208                    $this->tableCalls[] = $discard;
1209                    if ( strstr($discard[0],'cell') ) {
1210                        $name = 'tablecell';
1211                    } else {
1212                        $name = 'tableheader';
1213                    }
1214                    $this->tableCalls[] = array($name.'_close',array(),$call[2]);
1215                }
1216
1217                break;
1218            }
1219        }
1220        $this->tableCalls[] = $call;
1221
1222        if ( $this->currentCols > $this->maxCols ) {
1223            $this->maxCols = $this->currentCols;
1224        }
1225    }
1226
1227    function tableCell($call) {
1228        if ( !$this->firstCell ) {
1229
1230            // Increase the span
1231            $lastCall = end($this->tableCalls);
1232
1233            // A cell call which follows an open cell means an empty cell so span
1234            if ( $lastCall[0] == 'tablecell_open' || $lastCall[0] == 'tableheader_open' ) {
1235                 $this->tableCalls[] = array('colspan',array(),$call[2]);
1236
1237            }
1238
1239            $this->tableCalls[] = array($this->lastCellType.'_close',array(),$call[2]);
1240            $this->tableCalls[] = array($call[0].'_open',array(1,NULL),$call[2]);
1241            $this->lastCellType = $call[0];
1242
1243        } else {
1244
1245            $this->tableCalls[] = array($call[0].'_open',array(1,NULL),$call[2]);
1246            $this->lastCellType = $call[0];
1247            $this->firstCell = false;
1248
1249        }
1250
1251        $this->currentCols++;
1252    }
1253
1254    function tableDefault($call) {
1255        $this->tableCalls[] = $call;
1256    }
1257
1258    function finalizeTable() {
1259
1260        // Add the max cols and rows to the table opening
1261        if ( $this->tableCalls[0][0] == 'table_open' ) {
1262            // Adjust to num cols not num col delimeters
1263            $this->tableCalls[0][1][] = $this->maxCols - 1;
1264            $this->tableCalls[0][1][] = $this->maxRows;
1265        } else {
1266            trigger_error('First element in table call list is not table_open');
1267        }
1268
1269        $lastRow = 0;
1270        $lastCell = 0;
1271        $toDelete = array();
1272
1273        // Look for the colspan elements and increment the colspan on the
1274        // previous non-empty opening cell. Once done, delete all the cells
1275        // that contain colspans
1276        foreach ( $this->tableCalls as $key => $call ) {
1277
1278            if ( $call[0] == 'tablerow_open' ) {
1279
1280                $lastRow = $key;
1281
1282            } else if ( $call[0] == 'tablecell_open' || $call[0] == 'tableheader_open' ) {
1283
1284                $lastCell = $key;
1285
1286            } else if ( $call[0] == 'table_align' ) {
1287
1288                // If the previous element was a cell open, align right
1289                if ( $this->tableCalls[$key-1][0] == 'tablecell_open' || $this->tableCalls[$key-1][0] == 'tableheader_open' ) {
1290                    $this->tableCalls[$key-1][1][1] = 'right';
1291
1292                // If the next element if the close of an element, align either center or left
1293                } else if ( $this->tableCalls[$key+1][0] == 'tablecell_close' || $this->tableCalls[$key+1][0] == 'tableheader_close' ) {
1294                    if ( $this->tableCalls[$lastCell][1][1] == 'right' ) {
1295                        $this->tableCalls[$lastCell][1][1] = 'center';
1296                    } else {
1297                        $this->tableCalls[$lastCell][1][1] = 'left';
1298                    }
1299
1300                }
1301
1302                // Now convert the whitespace back to cdata
1303                $this->tableCalls[$key][0] = 'cdata';
1304
1305            } else if ( $call[0] == 'colspan' ) {
1306
1307                $this->tableCalls[$key-1][1][0] = false;
1308
1309                for($i = $key-2; $i > $lastRow; $i--) {
1310
1311                    if ( $this->tableCalls[$i][0] == 'tablecell_open' || $this->tableCalls[$i][0] == 'tableheader_open' ) {
1312
1313                        if ( false !== $this->tableCalls[$i][1][0] ) {
1314                            $this->tableCalls[$i][1][0]++;
1315                            break;
1316                        }
1317
1318
1319                    }
1320                }
1321
1322                $toDelete[] = $key-1;
1323                $toDelete[] = $key;
1324                $toDelete[] = $key+1;
1325            }
1326        }
1327
1328
1329        // condense cdata
1330        $cnt = count($this->tableCalls);
1331        for( $key = 0; $key < $cnt; $key++){
1332            if($this->tableCalls[$key][0] == 'cdata'){
1333                $ckey = $key;
1334                $key++;
1335                while($this->tableCalls[$key][0] == 'cdata'){
1336                    $this->tableCalls[$ckey][1][0] .= $this->tableCalls[$key][1][0];
1337                    $toDelete[] = $key;
1338                    $key++;
1339                }
1340                continue;
1341            }
1342        }
1343
1344        foreach ( $toDelete as $delete ) {
1345            unset($this->tableCalls[$delete]);
1346        }
1347        $this->tableCalls = array_values($this->tableCalls);
1348    }
1349}
1350
1351//------------------------------------------------------------------------
1352class Doku_Handler_Section {
1353
1354    function process($calls) {
1355
1356        $sectionCalls = array();
1357        $inSection = false;
1358
1359        foreach ( $calls as $call ) {
1360
1361            if ( $call[0] == 'header' ) {
1362
1363                if ( $inSection ) {
1364                    $sectionCalls[] = array('section_close',array(), $call[2]);
1365                }
1366
1367                $sectionCalls[] = $call;
1368                $sectionCalls[] = array('section_open',array($call[1][1]), $call[2]);
1369                $inSection = true;
1370
1371            } else {
1372
1373                if ($call[0] == 'section_open' )  {
1374                    $inSection = true;
1375                } else if ($call[0] == 'section_open' ) {
1376                    $inSection = false;
1377                }
1378                $sectionCalls[] = $call;
1379            }
1380        }
1381
1382        if ( $inSection ) {
1383            $sectionCalls[] = array('section_close',array(), $call[2]);
1384        }
1385
1386        return $sectionCalls;
1387    }
1388
1389}
1390
1391/**
1392 * Handler for paragraphs
1393 *
1394 * @author Harry Fuecks <hfuecks@gmail.com>
1395 */
1396class Doku_Handler_Block {
1397
1398    var $calls = array();
1399
1400    var $blockStack = array();
1401
1402    var $inParagraph = false;
1403    var $atStart = true;
1404    var $skipEolKey = -1;
1405
1406    // Blocks these should not be inside paragraphs
1407    var $blockOpen = array(
1408            'header',
1409            'listu_open','listo_open','listitem_open','listcontent_open',
1410            'table_open','tablerow_open','tablecell_open','tableheader_open',
1411            'quote_open',
1412            'section_open', // Needed to prevent p_open between header and section_open
1413            'code','file','hr','preformatted','rss',
1414        );
1415
1416    var $blockClose = array(
1417            'header',
1418            'listu_close','listo_close','listitem_close','listcontent_close',
1419            'table_close','tablerow_close','tablecell_close','tableheader_close',
1420            'quote_close',
1421            'section_close', // Needed to prevent p_close after section_close
1422            'code','file','hr','preformatted','rss',
1423        );
1424
1425    // Stacks can contain paragraphs
1426    var $stackOpen = array(
1427        'footnote_open','section_open',
1428        );
1429
1430    var $stackClose = array(
1431        'footnote_close','section_close',
1432        );
1433
1434
1435    /**
1436     * Constructor. Adds loaded syntax plugins to the block and stack
1437     * arrays
1438     *
1439     * @author Andreas Gohr <andi@splitbrain.org>
1440     */
1441    function Doku_Handler_Block(){
1442        global $DOKU_PLUGINS;
1443        //check if syntax plugins were loaded
1444        if(empty($DOKU_PLUGINS['syntax'])) return;
1445        foreach($DOKU_PLUGINS['syntax'] as $n => $p){
1446            $ptype = $p->getPType();
1447            if($ptype == 'block'){
1448                $this->blockOpen[]  = 'plugin_'.$n;
1449                $this->blockClose[] = 'plugin_'.$n;
1450            }elseif($ptype == 'stack'){
1451                $this->stackOpen[]  = 'plugin_'.$n;
1452                $this->stackClose[] = 'plugin_'.$n;
1453            }
1454        }
1455    }
1456
1457    /**
1458     * Close a paragraph if needed
1459     *
1460     * This function makes sure there are no empty paragraphs on the stack
1461     *
1462     * @author Andreas Gohr <andi@splitbrain.org>
1463     */
1464    function closeParagraph($pos){
1465        // look back if there was any content - we don't want empty paragraphs
1466        $content = '';
1467        for($i=count($this->calls)-1; $i>=0; $i--){
1468            if($this->calls[$i][0] == 'p_open'){
1469                break;
1470            }elseif($this->calls[$i][0] == 'cdata'){
1471                $content .= $this->calls[$i][1][0];
1472            }else{
1473                $content = 'found markup';
1474                break;
1475            }
1476        }
1477
1478        if(trim($content)==''){
1479            //remove the whole paragraph
1480            array_splice($this->calls,$i);
1481        }else{
1482            if ($this->calls[count($this->calls)-1][0] == 'section_edit') {
1483                $tmp = array_pop($this->calls);
1484                $this->calls[] = array('p_close',array(), $pos);
1485                $this->calls[] = $tmp;
1486            } else {
1487                $this->calls[] = array('p_close',array(), $pos);
1488            }
1489        }
1490
1491        $this->inParagraph = false;
1492    }
1493
1494    /**
1495     * Processes the whole instruction stack to open and close paragraphs
1496     *
1497     * @author Harry Fuecks <hfuecks@gmail.com>
1498     * @author Andreas Gohr <andi@splitbrain.org>
1499     * @todo   This thing is really messy and should be rewritten
1500     */
1501    function process($calls) {
1502        foreach ( $calls as $key => $call ) {
1503            $cname = $call[0];
1504            if($cname == 'plugin') {
1505                $cname='plugin_'.$call[1][0];
1506
1507                $plugin = true;
1508                $plugin_open = (($call[1][2] == DOKU_LEXER_ENTER) || ($call[1][2] == DOKU_LEXER_SPECIAL));
1509                $plugin_close = (($call[1][2] == DOKU_LEXER_EXIT) || ($call[1][2] == DOKU_LEXER_SPECIAL));
1510            } else {
1511                $plugin = false;
1512            }
1513
1514            // Process blocks which are stack like... (contain linefeeds)
1515            if ( in_array($cname,$this->stackOpen ) && (!$plugin || $plugin_open) ) {
1516
1517                $this->calls[] = $call;
1518
1519                // Hack - footnotes shouldn't immediately contain a p_open
1520                if ( $cname != 'footnote_open' ) {
1521                    $this->addToStack();
1522                } else {
1523                    $this->addToStack(false);
1524                }
1525                continue;
1526            }
1527
1528            if ( in_array($cname,$this->stackClose ) && (!$plugin || $plugin_close)) {
1529
1530                if ( $this->inParagraph ) {
1531                    $this->closeParagraph($call[2]);
1532                }
1533                $this->calls[] = $call;
1534                $this->removeFromStack();
1535                continue;
1536            }
1537
1538            if ( !$this->atStart ) {
1539
1540                if ( $cname == 'eol' ) {
1541
1542                    // Check this isn't an eol instruction to skip...
1543                    if ( $this->skipEolKey != $key ) {
1544                        // Look to see if the next instruction is an EOL
1545                        if ( isset($calls[$key+1]) && $calls[$key+1][0] == 'eol' ) {
1546
1547                            if ( $this->inParagraph ) {
1548                                //$this->calls[] = array('p_close',array(), $call[2]);
1549                                $this->closeParagraph($call[2]);
1550                            }
1551
1552                            $this->calls[] = array('p_open',array(), $call[2]);
1553                            $this->inParagraph = true;
1554
1555
1556                            // Mark the next instruction for skipping
1557                            $this->skipEolKey = $key+1;
1558
1559                        }else{
1560                            //if this is just a single eol make a space from it
1561                            $this->calls[] = array('cdata',array(" "), $call[2]);
1562                        }
1563                    }
1564
1565
1566                } else {
1567
1568                    $storeCall = true;
1569                    if ( $this->inParagraph && (in_array($cname, $this->blockOpen) && (!$plugin || $plugin_open))) {
1570                        $this->closeParagraph($call[2]);
1571                        $this->calls[] = $call;
1572                        $storeCall = false;
1573                    }
1574
1575                    if ( in_array($cname, $this->blockClose) && (!$plugin || $plugin_close)) {
1576                        if ( $this->inParagraph ) {
1577                            $this->closeParagraph($call[2]);
1578                        }
1579                        if ( $storeCall ) {
1580                            $this->calls[] = $call;
1581                            $storeCall = false;
1582                        }
1583
1584                        // This really sucks and suggests this whole class sucks but...
1585                        if ( isset($calls[$key+1])) {
1586                            $cname_plusone = $calls[$key+1][0];
1587                            if ($cname_plusone == 'plugin') {
1588                                $cname_plusone = 'plugin'.$calls[$key+1][1][0];
1589
1590                                // plugin test, true if plugin has a state which precludes it requiring blockOpen or blockClose
1591                                $plugin_plusone = true;
1592                                $plugin_test = ($call[$key+1][1][2] == DOKU_LEXER_MATCHED) || ($call[$key+1][1][2] == DOKU_LEXER_MATCHED);
1593                            } else {
1594                                $plugin_plusone = false;
1595                            }
1596                            if ((!in_array($cname_plusone, $this->blockOpen) && !in_array($cname_plusone, $this->blockClose)) ||
1597                                ($plugin_plusone && $plugin_test)
1598                                ) {
1599
1600                                $this->calls[] = array('p_open',array(), $call[2]);
1601                                $this->inParagraph = true;
1602                            }
1603                        }
1604                    }
1605
1606                    if ( $storeCall ) {
1607                        $this->calls[] = $call;
1608                    }
1609
1610                }
1611
1612
1613            } else {
1614
1615                // Unless there's already a block at the start, start a paragraph
1616                if ( !in_array($cname,$this->blockOpen) ) {
1617                    $this->calls[] = array('p_open',array(), $call[2]);
1618                    if ( $call[0] != 'eol' ) {
1619                        $this->calls[] = $call;
1620                    }
1621                    $this->atStart = false;
1622                    $this->inParagraph = true;
1623                } else {
1624                    $this->calls[] = $call;
1625                    $this->atStart = false;
1626                }
1627
1628            }
1629
1630        }
1631
1632        if ( $this->inParagraph ) {
1633            if ( $cname == 'p_open' ) {
1634                // Ditch the last call
1635                array_pop($this->calls);
1636            } else if ( !in_array($cname, $this->blockClose) ) {
1637                //$this->calls[] = array('p_close',array(), $call[2]);
1638                $this->closeParagraph($call[2]);
1639            } else {
1640                $last_call = array_pop($this->calls);
1641                //$this->calls[] = array('p_close',array(), $call[2]);
1642                $this->closeParagraph($call[2]);
1643                $this->calls[] = $last_call;
1644            }
1645        }
1646
1647        return $this->calls;
1648    }
1649
1650    function addToStack($newStart = true) {
1651        $this->blockStack[] = array($this->atStart, $this->inParagraph);
1652        $this->atStart = $newStart;
1653        $this->inParagraph = false;
1654    }
1655
1656    function removeFromStack() {
1657        $state = array_pop($this->blockStack);
1658        $this->atStart = $state[0];
1659        $this->inParagraph = $state[1];
1660    }
1661}
1662
1663//Setup VIM: ex: et ts=4 enc=utf-8 :
1664