2 /* Copyright (C) 2002 Geoffrey T. Dairiki <dairiki@dairiki.org>
3 * Copyright (C) 2004,2005 Reini Urban
4 * Copyright (C) 2008 Marc-Etienne Vargenau, Alcatel-Lucent
6 * This file is part of PhpWiki.
8 * PhpWiki is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * PhpWiki is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with PhpWiki; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 require_once('lib/HtmlElement.php');
23 require_once('lib/CachedMarkup.php');
24 require_once('lib/InlineParser.php');
27 * Deal with paragraphs and proper, recursive block indents
28 * for the new style markup (version 2)
30 * Everything which goes over more than line:
31 * automatic lists, UL, OL, DL, table, blockquote, verbatim,
37 * FIXME: unify this with the RegexpSet in InlineParser.
39 * FIXME: This is very php5 sensitive: It was fixed for 1.3.9,
40 * but is again broken with the 1.3.11
41 * allow_call_time_pass_reference clean fixes
44 * @author: Geoffrey T. Dairiki
48 * Return type from RegexpSet::match and RegexpSet::nextMatch.
52 class AnchoredRegexpSet_match {
59 * The text following the matched text.
64 * Index of the regular expression which matched.
70 * A set of regular expressions.
72 * This class is probably only useful for InlineTransformer.
74 class AnchoredRegexpSet
78 * @param $regexps array A list of regular expressions. The
79 * regular expressions should not include any sub-pattern groups
80 * "(...)". (Anonymous groups, like "(?:...)", as well as
81 * look-ahead and look-behind assertions are fine.)
83 function AnchoredRegexpSet ($regexps) {
84 $this->_regexps = $regexps;
85 $this->_re = "/((" . join(")|(", $regexps) . "))/Ax";
89 * Search text for the next matching regexp from the Regexp Set.
91 * @param $text string The text to search.
93 * @return object A RegexpSet_match object, or false if no match.
95 function match ($text) {
96 if (!is_string($text)) return false;
97 if (! preg_match($this->_re, $text, $m)) {
101 $match = new AnchoredRegexpSet_match;
102 $match->postmatch = substr($text, strlen($m[0]));
103 $match->match = $m[1];
104 $match->regexp_ind = count($m) - 3;
109 * Search for next matching regexp.
111 * Here, 'next' has two meanings:
113 * Match the next regexp(s) in the set, at the same position as the last match.
115 * If that fails, match the whole RegexpSet, starting after the position of the
118 * @param $text string Text to search.
120 * @param $prevMatch A RegexpSet_match object
122 * $prevMatch should be a match object obtained by a previous
123 * match upon the same value of $text.
125 * @return object A RegexpSet_match object, or false if no match.
127 function nextMatch ($text, $prevMatch) {
128 // Try to find match at same position.
129 $regexps = array_slice($this->_regexps, $prevMatch->regexp_ind + 1);
134 $pat= "/ ( (" . join(')|(', $regexps) . ") ) /Axs";
136 if (! preg_match($pat, $text, $m)) {
140 $match = new AnchoredRegexpSet_match;
141 $match->postmatch = substr($text, strlen($m[0]));
142 $match->match = $m[1];
143 $match->regexp_ind = count($m) - 3 + $prevMatch->regexp_ind + 1;;
150 class BlockParser_Input {
152 function BlockParser_Input ($text) {
154 // Expand leading tabs.
155 // FIXME: do this better.
157 // We want to ensure the only characters matching \s are ' ' and "\n".
159 $text = preg_replace('/(?![ \n])\s/', ' ', $text);
160 assert(!preg_match('/(?![ \n])\s/', $text));
162 $this->_lines = preg_split('/[^\S\n]*\n/', $text);
165 // Strip leading blank lines.
166 while ($this->_lines and ! $this->_lines[0])
167 array_shift($this->_lines);
168 $this->_atSpace = false;
171 function skipSpace () {
172 $nlines = count($this->_lines);
174 if ($this->_pos >= $nlines) {
175 $this->_atSpace = false;
178 if ($this->_lines[$this->_pos] != '')
181 $this->_atSpace = true;
183 return $this->_atSpace;
186 function currentLine () {
187 if ($this->_pos >= count($this->_lines)) {
190 return $this->_lines[$this->_pos];
193 function nextLine () {
194 $this->_atSpace = $this->_lines[$this->_pos++] === '';
195 if ($this->_pos >= count($this->_lines)) {
198 return $this->_lines[$this->_pos];
201 function advance () {
202 $this->_atSpace = ($this->_lines[$this->_pos] === '');
207 return array($this->_pos, $this->_atSpace);
210 function setPos ($pos) {
211 list($this->_pos, $this->_atSpace) = $pos;
214 function getPrefix () {
218 function getDepth () {
223 if ($this->_pos < count($this->_lines))
224 return $this->_lines[$this->_pos];
229 function _debug ($tab, $msg) {
231 $where = $this->where();
232 $tab = str_repeat('____', $this->getDepth() ) . $tab;
233 printXML(HTML::div("$tab $msg: at: '",
240 class BlockParser_InputSubBlock extends BlockParser_Input
242 function BlockParser_InputSubBlock (&$input, $prefix_re, $initial_prefix = false) {
243 $this->_input = &$input;
244 $this->_prefix_pat = "/$prefix_re|\\s*\$/Ax";
245 $this->_atSpace = false;
247 if (($line = $input->currentLine()) === false)
248 $this->_line = false;
249 elseif ($initial_prefix) {
250 assert(substr($line, 0, strlen($initial_prefix)) == $initial_prefix);
251 $this->_line = (string) substr($line, strlen($initial_prefix));
252 $this->_atBlank = ! ltrim($line);
254 elseif (preg_match($this->_prefix_pat, $line, $m)) {
255 $this->_line = (string) substr($line, strlen($m[0]));
256 $this->_atBlank = ! ltrim($line);
259 $this->_line = false;
262 function skipSpace () {
263 // In contrast to the case for top-level blocks,
264 // for sub-blocks, there never appears to be any trailing space.
265 // (The last block in the sub-block should always be of class tight-bottom.)
266 while ($this->_line === '')
269 if ($this->_line === false)
270 return $this->_atSpace == 'strong_space';
272 return $this->_atSpace;
275 function currentLine () {
279 function nextLine () {
280 if ($this->_line === '')
281 $this->_atSpace = $this->_atBlank ? 'weak_space' : 'strong_space';
283 $this->_atSpace = false;
285 $line = $this->_input->nextLine();
286 if ($line !== false && preg_match($this->_prefix_pat, $line, $m)) {
287 $this->_line = (string) substr($line, strlen($m[0]));
288 $this->_atBlank = ! ltrim($line);
291 $this->_line = false;
296 function advance () {
301 return array($this->_line, $this->_atSpace, $this->_input->getPos());
304 function setPos ($pos) {
305 $this->_line = $pos[0];
306 $this->_atSpace = $pos[1];
307 $this->_input->setPos($pos[2]);
310 function getPrefix () {
311 assert ($this->_line !== false);
312 $line = $this->_input->currentLine();
313 assert ($line !== false && strlen($line) >= strlen($this->_line));
314 return substr($line, 0, strlen($line) - strlen($this->_line));
317 function getDepth () {
318 return $this->_input->getDepth() + 1;
322 return $this->_input->where();
327 class Block_HtmlElement extends HtmlElement
329 function Block_HtmlElement($tag /*, ... */) {
330 $this->_init(func_get_args());
334 class ParsedBlock extends Block_HtmlElement {
336 function ParsedBlock (&$input, $tag = 'div', $attr = false) {
337 $this->Block_HtmlElement($tag, $attr);
338 $this->_initBlockTypes();
339 $this->_parse($input);
342 function _parse (&$input) {
343 // php5 failed to advance the block. php5 copies objects by ref.
344 // nextBlock == block, both are the same objects. So we have to clone it.
345 for ($block = $this->_getBlock($input);
347 $block = (is_object($nextBlock) ? clone($nextBlock) : $nextBlock))
349 while ($nextBlock = $this->_getBlock($input)) {
350 // Attempt to merge current with following block.
351 if (! ($merged = $block->merge($nextBlock)) ) {
352 break; // can't merge
356 $this->pushContent($block->finish());
360 // FIXME: hackish. This should only be called once.
361 function _initBlockTypes () {
362 // better static or global?
363 static $_regexpset, $_block_types;
365 if (!is_object($_regexpset)) {
367 ('oldlists', 'list', 'dl', 'table_dl',
368 'blockquote', 'heading', 'heading_wikicreole', 'hr', 'pre', 'email_blockquote',
369 'plugin', 'plugin_wikicreole', 'p');
370 // insert it before p!
371 if (ENABLE_MARKUP_DIVSPAN) {
372 array_pop($Block_types);
373 $Block_types[] = 'divspan';
374 $Block_types[] = 'p';
376 foreach ($Block_types as $type) {
377 $class = "Block_$type";
379 $this->_block_types[] = $proto;
380 $this->_regexps[] = $proto->_re;
382 $this->_regexpset = new AnchoredRegexpSet($this->_regexps);
383 $_regexpset = $this->_regexpset;
384 $_block_types = $this->_block_types;
387 $this->_regexpset = $_regexpset;
388 $this->_block_types = $_block_types;
392 function _getBlock (&$input) {
393 $this->_atSpace = $input->skipSpace();
395 $line = $input->currentLine();
396 if ($line === false or $line === '') { // allow $line === '0'
399 $re_set = &$this->_regexpset;
400 //FIXME: php5 fails to advance here!
401 for ($m = $re_set->match($line); $m; $m = $re_set->nextMatch($line, $m)) {
402 $block = clone($this->_block_types[$m->regexp_ind]);
403 if (DEBUG & _DEBUG_PARSER)
404 $input->_debug('>', get_class($block));
406 if ($block->_match($input, $m)) {
407 //$block->_text = $line;
408 if (DEBUG & _DEBUG_PARSER)
409 $input->_debug('<', get_class($block));
412 if (DEBUG & _DEBUG_PARSER)
413 $input->_debug('[', "_match failed");
415 if ($line === false or $line === '') // allow $line === '0'
418 trigger_error("Couldn't match block: '$line'", E_USER_NOTICE);
423 class WikiText extends ParsedBlock {
424 function WikiText ($text) {
425 $input = new BlockParser_Input($text);
426 $this->ParsedBlock($input);
430 class SubBlock extends ParsedBlock {
431 function SubBlock (&$input, $indent_re, $initial_indent = false,
432 $tag = 'div', $attr = false) {
433 $subinput = new BlockParser_InputSubBlock($input, $indent_re, $initial_indent);
434 $this->ParsedBlock($subinput, $tag, $attr);
439 * TightSubBlock is for use in parsing lists item bodies.
441 * If the sub-block consists of a single paragraph, it omits
442 * the paragraph element.
444 * We go to this trouble so that "tight" lists look somewhat reasonable
445 * in older (non-CSS) browsers. (If you don't do this, then, without
446 * CSS, you only get "loose" lists.
448 class TightSubBlock extends SubBlock {
449 function TightSubBlock (&$input, $indent_re, $initial_indent = false,
450 $tag = 'div', $attr = false) {
451 $this->SubBlock($input, $indent_re, $initial_indent, $tag, $attr);
453 // If content is a single paragraph, eliminate the paragraph...
454 if (count($this->_content) == 1) {
455 $elem = $this->_content[0];
456 if (isa($elem, 'XmlElement') and $elem->getTag() == 'p') {
457 $this->setContent($elem->getContent());
466 function _match (&$input, $match) {
467 trigger_error('pure virtual', E_USER_ERROR);
470 function merge ($followingBlock) {
475 return $this->_element;
479 class Block_blockquote extends BlockMarkup
482 var $_re = '\ +(?=\S)';
484 function _match (&$input, $m) {
485 $this->_depth = strlen($m->match);
486 $indent = sprintf("\\ {%d}", $this->_depth);
487 $this->_element = new SubBlock($input, $indent, $m->match,
492 function merge ($nextBlock) {
493 if (get_class($nextBlock) == get_class($this)) {
494 assert ($nextBlock->_depth < $this->_depth);
495 $nextBlock->_element->unshiftContent($this->_element);
496 if (!empty($this->_tight_top))
497 $nextBlock->_tight_top = $this->_tight_top;
504 class Block_list extends BlockMarkup
506 //var $_tag = 'ol' or 'ul';
512 | [*] (?!(?=\S)[^*]*(?<=\S)[*](?:\\s|[-)}>"\'\\/:.,;!?_*=]) )
514 var $_content = array();
516 function _match (&$input, $m) {
517 // A list as the first content in a list is not allowed.
520 // Should markup as <ul><li>* Item</li></ul>,
521 // not <ul><li><ul><li>Item</li></ul>/li></ul>.
523 if (preg_match('/[*#+-o]/', $input->getPrefix())) {
528 $indent = sprintf("\\ {%d}", strlen($prefix));
530 $bullet = trim($m->match);
531 $this->_tag = $bullet == '#' ? 'ol' : 'ul';
532 $this->_content[] = new TightSubBlock($input, $indent, $m->match, 'li');
536 function merge ($nextBlock) {
537 if (isa($nextBlock, 'Block_list') and $this->_tag == $nextBlock->_tag) {
538 if ($nextBlock->_content === $this->_content) {
539 trigger_error("Internal Error: no block advance", E_USER_NOTICE);
542 array_splice($this->_content, count($this->_content), 0,
543 $nextBlock->_content);
550 return new Block_HtmlElement($this->_tag, false, $this->_content);
554 class Block_dl extends Block_list
558 function Block_dl () {
559 $this->_re = '\ {0,4}\S.*(?<!'.ESCAPE_CHAR.'):\s*$';
562 function _match (&$input, $m) {
563 if (!($p = $this->_do_match($input, $m)))
565 list ($term, $defn, $loose) = $p;
567 $this->_content[] = new Block_HtmlElement('dt', false, $term);
568 $this->_content[] = $defn;
569 $this->_tight_defn = !$loose;
573 function _do_match (&$input, $m) {
574 $pos = $input->getPos();
576 $firstIndent = strspn($m->match, ' ');
577 $pat = sprintf('/\ {%d,%d}(?=\s*\S)/A', $firstIndent + 1, $firstIndent + 5);
580 $loose = $input->skipSpace();
581 $line = $input->currentLine();
583 if (!$line || !preg_match($pat, $line, $mm)) {
584 $input->setPos($pos);
585 return false; // No body found.
588 $indent = strlen($mm[0]);
589 $term = TransformInline(rtrim(substr(trim($m->match),0,-1)));
590 $defn = new TightSubBlock($input, sprintf("\\ {%d}", $indent), false, 'dd');
591 return array($term, $defn, $loose);
597 class Block_table_dl_defn extends XmlContent
602 function Block_table_dl_defn ($term, $defn) {
604 if (!is_array($defn))
605 $defn = $defn->getContent();
607 $this->_next_tight_top = false; // value irrelevant - gets fixed later
608 $this->_ncols = $this->_ComputeNcols($defn);
611 foreach ($defn as $item) {
612 if ($this->_IsASubtable($item))
613 $this->_addSubtable($item);
615 $this->_addToRow($item);
619 $th = HTML::th($term);
620 if ($this->_nrows > 1)
621 $th->setAttr('rowspan', $this->_nrows);
622 $this->_setTerm($th);
625 function _addToRow ($item) {
626 if (empty($this->_accum)) {
627 $this->_accum = HTML::td();
628 if ($this->_ncols > 2)
629 $this->_accum->setAttr('colspan', $this->_ncols - 1);
631 $this->_accum->pushContent($item);
634 function _flushRow ($tight_bottom=false) {
635 if (!empty($this->_accum)) {
636 $row = new Block_HtmlElement('tr', false, $this->_accum);
638 $this->_next_tight_top = $tight_bottom;
640 $this->pushContent($row);
641 $this->_accum = false;
646 function _addSubtable ($table) {
647 if (!($table_rows = $table->getContent()))
650 $this->_flushRow($table_rows[0]->_tight_top);
652 foreach ($table_rows as $subdef) {
653 $this->pushContent($subdef);
654 $this->_nrows += $subdef->nrows();
655 $this->_next_tight_top = $subdef->_tight_bot;
659 function _setTerm ($th) {
660 $first_row = &$this->_content[0];
661 if (isa($first_row, 'Block_table_dl_defn'))
662 $first_row->_setTerm($th);
664 $first_row->unshiftContent($th);
667 function _ComputeNcols ($defn) {
669 foreach ($defn as $item) {
670 if ($this->_IsASubtable($item)) {
671 $row = $this->_FirstDefn($item);
672 $ncols = max($ncols, $row->ncols() + 1);
678 function _IsASubtable ($item) {
679 return isa($item, 'HtmlElement')
680 && $item->getTag() == 'table'
681 && $item->getAttr('class') == 'wiki-dl-table';
684 function _FirstDefn ($subtable) {
685 $defs = $subtable->getContent();
690 return $this->_ncols;
694 return $this->_nrows;
697 function & firstTR() {
698 $first = &$this->_content[0];
699 if (isa($first, 'Block_table_dl_defn'))
700 return $first->firstTR();
704 function & lastTR() {
705 $last = &$this->_content[$this->_nrows - 1];
706 if (isa($last, 'Block_table_dl_defn'))
707 return $last->lastTR();
711 function setWidth ($ncols) {
712 assert($ncols >= $this->_ncols);
713 if ($ncols <= $this->_ncols)
715 $rows = &$this->_content;
716 for ($i = 0; $i < count($rows); $i++) {
718 if (isa($row, 'Block_table_dl_defn'))
719 $row->setWidth($ncols - 1);
721 $n = count($row->_content);
722 $lastcol = &$row->_content[$n - 1];
723 if (!empty($lastcol))
724 $lastcol->setAttr('colspan', $ncols - 1);
730 class Block_table_dl extends Block_dl
732 var $_tag = 'dl-table'; // phony.
734 function Block_table_dl() {
735 $this->_re = '\ {0,4} (?:\S.*)? (?<!'.ESCAPE_CHAR.') \| \s* $';
738 function _match (&$input, $m) {
739 if (!($p = $this->_do_match($input, $m)))
741 list ($term, $defn, $loose) = $p;
743 $this->_content[] = new Block_table_dl_defn($term, $defn);
749 $defs = &$this->_content;
752 foreach ($defs as $defn)
753 $ncols = max($ncols, $defn->ncols());
755 foreach ($defs as $key => $defn)
756 $defs[$key]->setWidth($ncols);
758 return HTML::table(array('class' => 'wiki-dl-table',
766 class Block_oldlists extends Block_list
768 //var $_tag = 'ol', 'ul', or 'dl';
769 var $_re = '(?: [*] (?!(?=\S)[^*]*(?<=\S)[*](?:\\s|[-)}>"\'\\/:.,;!?_*=]))
770 | [#] (?! \[ .*? \] )
774 function _match (&$input, $m) {
776 if (!preg_match('/[*#;]*$/A', $input->getPrefix())) {
782 $oldindent = '[*#;](?=[#*]|;.*:.*\S)';
783 $newindent = sprintf('\\ {%d}', strlen($prefix));
784 $indent = "(?:$oldindent|$newindent)";
786 $bullet = $prefix[0];
787 if ($bullet == '*') {
791 elseif ($bullet == '#') {
797 list ($term,) = explode(':', substr($prefix, 1), 2);
800 $this->_content[] = new Block_HtmlElement('dt', false,
801 TransformInline($term));
805 $this->_content[] = new TightSubBlock($input, $indent, $m->match, $itemtag);
810 class Block_pre extends BlockMarkup
812 var $_re = '<(?:pre|verbatim|nowiki|noinclude)>';
814 function _match (&$input, $m) {
815 $endtag = '</' . substr($m->match, 1);
817 $pos = $input->getPos();
819 $line = $m->postmatch;
820 while (ltrim($line) != $endtag) {
822 if (($line = $input->nextLine()) === false) {
823 $input->setPos($pos);
829 if ($m->match == '<nowiki>')
830 $text = join("<br>\n", $text);
832 $text = join("\n", $text);
834 // FIXME: no <img>, <big>, <small>, <sup>, or <sub>'s allowed
836 if ($m->match == '<pre>') {
837 $text = TransformInline($text);
839 if ($m->match == '<noinclude>') {
840 $text = TransformText($text);
841 $this->_element = new Block_HtmlElement('div', false, $text);
842 } else if ($m->match == '<nowiki>') {
843 $text = TransformInlineNowiki($text);
844 $this->_element = new Block_HtmlElement('p', false, $text);
846 $this->_element = new Block_HtmlElement('pre', false, $text);
852 class Block_plugin extends Block_pre
854 var $_re = '<\?plugin(?:-form)?(?!\S)';
857 /* <?plugin Backlinks
859 /* <?plugin ListPages pages=<!plugin-list Backlinks!>
860 * exclude=<!plugin-list TitleSearch s=T*!> ?>
864 function _match (&$input, $m) {
865 $pos = $input->getPos();
866 $pi = $m->match . $m->postmatch;
867 while (!preg_match('/(?<!'.ESCAPE_CHAR.')\?>\s*$/', $pi)) {
868 if (($line = $input->nextLine()) === false) {
869 $input->setPos($pos);
876 $this->_element = new Cached_PluginInvocation($pi);
881 class Block_plugin_wikicreole extends Block_pre
883 // var $_re = '<<(?!\S)';
886 function _match (&$input, $m) {
887 $pos = $input->getPos();
888 $pi = "<?plugin " . $m->postmatch;
889 while (!preg_match('/(?<!'.ESCAPE_CHAR.')>>\s*$/', $pi)) {
890 if (($line = $input->nextLine()) === false) {
891 $input->setPos($pos);
898 $pi = str_replace(">>", "?>", $pi);
900 $this->_element = new Cached_PluginInvocation($pi);
905 class Block_email_blockquote extends BlockMarkup
907 var $_attr = array('class' => 'mail-style-quote');
910 function _match (&$input, $m) {
911 //$indent = str_replace(' ', '\\ ', $m->match) . '|>$';
912 $indent = $this->_re;
913 $this->_element = new SubBlock($input, $indent, $m->match,
914 'blockquote', $this->_attr);
919 class Block_hr extends BlockMarkup
921 var $_re = '-{4,}\s*$';
923 function _match (&$input, $m) {
925 $this->_element = new Block_HtmlElement('hr');
930 class Block_heading extends BlockMarkup
934 function _match (&$input, $m) {
935 $tag = "h" . (5 - strlen($m->match));
936 $text = TransformInline(trim($m->postmatch));
939 $this->_element = new Block_HtmlElement($tag, false, $text);
945 class Block_heading_wikicreole extends BlockMarkup
949 function _match (&$input, $m) {
950 $tag = "h" . strlen($m->match);
952 $header = trim($m->postmatch);
953 // Remove '='s at the end so that Mediawiki syntax is recognized
954 $header = trim($header, "=");
955 $text = TransformInline(trim($header));
958 $this->_element = new Block_HtmlElement($tag, false, $text);
964 class Block_p extends BlockMarkup
970 function _match (&$input, $m) {
971 $this->_text = $m->match;
976 function merge ($nextBlock) {
977 $class = get_class($nextBlock);
978 if (strtolower($class) == 'block_p' and $this->_tight_bot) {
979 $this->_text .= "\n" . $nextBlock->_text;
980 $this->_tight_bot = $nextBlock->_tight_bot;
987 $content = TransformInline(trim($this->_text));
988 $p = new Block_HtmlElement('p', false, $content);
993 class Block_divspan extends BlockMarkup
995 var $_re = '<(?im)(?: div|span)(?:[^>]*)?>';
997 function _match (&$input, $m) {
998 if (substr($m->match,1,4) == 'span') {
1004 $argstr = substr(trim(substr($m->match,strlen($tag)+1)),0,-1);
1005 $pos = $input->getPos();
1006 $pi = $content = $m->postmatch;
1007 while (!preg_match('/^(.*)\<\/'.$tag.'\>(.*)$/i', $pi, $me)) {
1008 if ($pi != $content)
1009 $content .= "\n$pi";
1010 if (($pi = $input->nextLine()) === false) {
1011 $input->setPos($pos);
1015 if ($pi != $content)
1016 $content .= $me[1]; // prematch
1020 if (strstr($content, "\n"))
1021 $content = TransformText($content);
1023 $content = TransformInline($content);
1028 while (preg_match("/(\w+)=(.+)/", $argstr, $m)) {
1029 $k = $m[1]; $v = $m[2];
1030 if (preg_match("/^\"(.+?)\"(.*)$/", $v, $m)) {
1034 preg_match("/^(\s+)(.*)$/", $v, $m);
1038 if (trim($k) and trim($v)) $args[$k] = $v;
1041 $this->_element = new Block_HtmlElement($tag, $args, $content);
1046 ////////////////////////////////////////////////////////////////
1050 * Transform the text of a page, and return a parse tree.
1052 function TransformTextPre ($text, $markup = 2.0, $basepage=false) {
1053 if (isa($text, 'WikiDB_PageRevision')) {
1055 $text = $rev->getPackedContent();
1056 $markup = $rev->get('markup');
1058 // NEW: default markup is new, to increase stability
1059 if (!empty($markup) && $markup < 2.0) {
1060 $text = ConvertOldMarkup($text);
1063 /*if (!empty($markup) && $markup == 3) {
1064 $text = ConvertFromCreole($text);
1066 // Expand leading tabs.
1067 $text = expand_tabs($text);
1068 //set_time_limit(3);
1069 $output = new WikiText($text);
1075 * Transform the text of a page, and return an XmlContent,
1076 * suitable for printXml()-ing.
1078 function TransformText ($text, $markup = 2.0, $basepage = false) {
1079 $output = TransformTextPre($text, $markup, $basepage);
1081 // This is for immediate consumption.
1082 // We must bind the contents to a base pagename so that
1083 // relative page links can be properly linkified...
1084 return new CacheableMarkup($output->getContent(), $basepage);
1086 return new XmlContent($output->getContent());
1089 // (c-file-style: "gnu")
1093 // c-basic-offset: 4
1094 // c-hanging-comment-ender-p: nil
1095 // indent-tabs-mode: nil