1<?php 2if(!defined('DOKU_INC')) die('meh.'); 3if (!defined('DOKU_PARSER_EOL')) define('DOKU_PARSER_EOL',"\n"); // add this to make handling test cases simpler 4 5class Doku_Handler { 6 7 var $Renderer = null; 8 9 var $CallWriter = null; 10 11 var $calls = array(); 12 13 var $status = array( 14 'section' => false, 15 'doublequote' => 0, 16 ); 17 18 var $rewriteBlocks = true; 19 20 function __construct() { 21 $this->CallWriter = new Doku_Handler_CallWriter($this); 22 } 23 24 /** 25 * @param string $handler 26 * @param mixed $args 27 * @param integer|string $pos 28 */ 29 function _addCall($handler, $args, $pos) { 30 $call = array($handler,$args, $pos); 31 $this->CallWriter->writeCall($call); 32 } 33 34 function addPluginCall($plugin, $args, $state, $pos, $match) { 35 $call = array('plugin',array($plugin, $args, $state, $match), $pos); 36 $this->CallWriter->writeCall($call); 37 } 38 39 function _finalize(){ 40 41 $this->CallWriter->finalise(); 42 43 if ( $this->status['section'] ) { 44 $last_call = end($this->calls); 45 array_push($this->calls,array('section_close',array(), $last_call[2])); 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 /** 61 * fetch the current call and advance the pointer to the next one 62 * 63 * @return bool|mixed 64 */ 65 function fetch() { 66 $call = current($this->calls); 67 if($call !== false) { 68 next($this->calls); //advance the pointer 69 return $call; 70 } 71 return false; 72 } 73 74 75 /** 76 * Special plugin handler 77 * 78 * This handler is called for all modes starting with 'plugin_'. 79 * An additional parameter with the plugin name is passed 80 * 81 * @author Andreas Gohr <andi@splitbrain.org> 82 * 83 * @param string|integer $match 84 * @param string|integer $state 85 * @param integer $pos 86 * @param $pluginname 87 * 88 * @return bool 89 */ 90 function plugin($match, $state, $pos, $pluginname){ 91 $data = array($match); 92 /** @var DokuWiki_Syntax_Plugin $plugin */ 93 $plugin = plugin_load('syntax',$pluginname); 94 if($plugin != null){ 95 $data = $plugin->handle($match, $state, $pos, $this); 96 } 97 if ($data !== false) { 98 $this->addPluginCall($pluginname,$data,$state,$pos,$match); 99 } 100 return true; 101 } 102 103 function base($match, $state, $pos) { 104 switch ( $state ) { 105 case DOKU_LEXER_UNMATCHED: 106 $this->_addCall('cdata',array($match), $pos); 107 return true; 108 break; 109 } 110 } 111 112 function header($match, $state, $pos) { 113 // get level and title 114 $title = trim($match); 115 $level = 7 - strspn($title,'='); 116 if($level < 1) $level = 1; 117 $title = trim($title,'='); 118 $title = trim($title); 119 120 if ($this->status['section']) $this->_addCall('section_close',array(),$pos); 121 122 $this->_addCall('header',array($title,$level,$pos), $pos); 123 124 $this->_addCall('section_open',array($level),$pos); 125 $this->status['section'] = true; 126 return true; 127 } 128 129 function notoc($match, $state, $pos) { 130 $this->_addCall('notoc',array(),$pos); 131 return true; 132 } 133 134 function nocache($match, $state, $pos) { 135 $this->_addCall('nocache',array(),$pos); 136 return true; 137 } 138 139 function linebreak($match, $state, $pos) { 140 $this->_addCall('linebreak',array(),$pos); 141 return true; 142 } 143 144 function eol($match, $state, $pos) { 145 $this->_addCall('eol',array(),$pos); 146 return true; 147 } 148 149 function hr($match, $state, $pos) { 150 $this->_addCall('hr',array(),$pos); 151 return true; 152 } 153 154 /** 155 * @param string|integer $match 156 * @param string|integer $state 157 * @param integer $pos 158 * @param string $name 159 */ 160 function _nestingTag($match, $state, $pos, $name) { 161 switch ( $state ) { 162 case DOKU_LEXER_ENTER: 163 $this->_addCall($name.'_open', array(), $pos); 164 break; 165 case DOKU_LEXER_EXIT: 166 $this->_addCall($name.'_close', array(), $pos); 167 break; 168 case DOKU_LEXER_UNMATCHED: 169 $this->_addCall('cdata',array($match), $pos); 170 break; 171 } 172 } 173 174 function strong($match, $state, $pos) { 175 $this->_nestingTag($match, $state, $pos, 'strong'); 176 return true; 177 } 178 179 function emphasis($match, $state, $pos) { 180 $this->_nestingTag($match, $state, $pos, 'emphasis'); 181 return true; 182 } 183 184 function underline($match, $state, $pos) { 185 $this->_nestingTag($match, $state, $pos, 'underline'); 186 return true; 187 } 188 189 function monospace($match, $state, $pos) { 190 $this->_nestingTag($match, $state, $pos, 'monospace'); 191 return true; 192 } 193 194 function subscript($match, $state, $pos) { 195 $this->_nestingTag($match, $state, $pos, 'subscript'); 196 return true; 197 } 198 199 function superscript($match, $state, $pos) { 200 $this->_nestingTag($match, $state, $pos, 'superscript'); 201 return true; 202 } 203 204 function deleted($match, $state, $pos) { 205 $this->_nestingTag($match, $state, $pos, 'deleted'); 206 return true; 207 } 208 209 210 function footnote($match, $state, $pos) { 211// $this->_nestingTag($match, $state, $pos, 'footnote'); 212 if (!isset($this->_footnote)) $this->_footnote = false; 213 214 switch ( $state ) { 215 case DOKU_LEXER_ENTER: 216 // footnotes can not be nested - however due to limitations in lexer it can't be prevented 217 // we will still enter a new footnote mode, we just do nothing 218 if ($this->_footnote) { 219 $this->_addCall('cdata',array($match), $pos); 220 break; 221 } 222 223 $this->_footnote = true; 224 225 $ReWriter = new Doku_Handler_Nest($this->CallWriter,'footnote_close'); 226 $this->CallWriter = & $ReWriter; 227 $this->_addCall('footnote_open', array(), $pos); 228 break; 229 case DOKU_LEXER_EXIT: 230 // check whether we have already exitted the footnote mode, can happen if the modes were nested 231 if (!$this->_footnote) { 232 $this->_addCall('cdata',array($match), $pos); 233 break; 234 } 235 236 $this->_footnote = false; 237 238 $this->_addCall('footnote_close', array(), $pos); 239 $this->CallWriter->process(); 240 $ReWriter = & $this->CallWriter; 241 $this->CallWriter = & $ReWriter->CallWriter; 242 break; 243 case DOKU_LEXER_UNMATCHED: 244 $this->_addCall('cdata', array($match), $pos); 245 break; 246 } 247 return true; 248 } 249 250 function listblock($match, $state, $pos) { 251 switch ( $state ) { 252 case DOKU_LEXER_ENTER: 253 $ReWriter = new Doku_Handler_List($this->CallWriter); 254 $this->CallWriter = & $ReWriter; 255 $this->_addCall('list_open', array($match), $pos); 256 break; 257 case DOKU_LEXER_EXIT: 258 $this->_addCall('list_close', array(), $pos); 259 $this->CallWriter->process(); 260 $ReWriter = & $this->CallWriter; 261 $this->CallWriter = & $ReWriter->CallWriter; 262 break; 263 case DOKU_LEXER_MATCHED: 264 $this->_addCall('list_item', array($match), $pos); 265 break; 266 case DOKU_LEXER_UNMATCHED: 267 $this->_addCall('cdata', array($match), $pos); 268 break; 269 } 270 return true; 271 } 272 273 function unformatted($match, $state, $pos) { 274 if ( $state == DOKU_LEXER_UNMATCHED ) { 275 $this->_addCall('unformatted',array($match), $pos); 276 } 277 return true; 278 } 279 280 function php($match, $state, $pos) { 281 global $conf; 282 if ( $state == DOKU_LEXER_UNMATCHED ) { 283 $this->_addCall('php',array($match), $pos); 284 } 285 return true; 286 } 287 288 function phpblock($match, $state, $pos) { 289 global $conf; 290 if ( $state == DOKU_LEXER_UNMATCHED ) { 291 $this->_addCall('phpblock',array($match), $pos); 292 } 293 return true; 294 } 295 296 function html($match, $state, $pos) { 297 global $conf; 298 if ( $state == DOKU_LEXER_UNMATCHED ) { 299 $this->_addCall('html',array($match), $pos); 300 } 301 return true; 302 } 303 304 function htmlblock($match, $state, $pos) { 305 global $conf; 306 if ( $state == DOKU_LEXER_UNMATCHED ) { 307 $this->_addCall('htmlblock',array($match), $pos); 308 } 309 return true; 310 } 311 312 function preformatted($match, $state, $pos) { 313 switch ( $state ) { 314 case DOKU_LEXER_ENTER: 315 $ReWriter = new Doku_Handler_Preformatted($this->CallWriter); 316 $this->CallWriter = $ReWriter; 317 $this->_addCall('preformatted_start',array(), $pos); 318 break; 319 case DOKU_LEXER_EXIT: 320 $this->_addCall('preformatted_end',array(), $pos); 321 $this->CallWriter->process(); 322 $ReWriter = & $this->CallWriter; 323 $this->CallWriter = & $ReWriter->CallWriter; 324 break; 325 case DOKU_LEXER_MATCHED: 326 $this->_addCall('preformatted_newline',array(), $pos); 327 break; 328 case DOKU_LEXER_UNMATCHED: 329 $this->_addCall('preformatted_content',array($match), $pos); 330 break; 331 } 332 333 return true; 334 } 335 336 function quote($match, $state, $pos) { 337 338 switch ( $state ) { 339 340 case DOKU_LEXER_ENTER: 341 $ReWriter = new Doku_Handler_Quote($this->CallWriter); 342 $this->CallWriter = & $ReWriter; 343 $this->_addCall('quote_start',array($match), $pos); 344 break; 345 346 case DOKU_LEXER_EXIT: 347 $this->_addCall('quote_end',array(), $pos); 348 $this->CallWriter->process(); 349 $ReWriter = & $this->CallWriter; 350 $this->CallWriter = & $ReWriter->CallWriter; 351 break; 352 353 case DOKU_LEXER_MATCHED: 354 $this->_addCall('quote_newline',array($match), $pos); 355 break; 356 357 case DOKU_LEXER_UNMATCHED: 358 $this->_addCall('cdata',array($match), $pos); 359 break; 360 361 } 362 363 return true; 364 } 365 366 /** 367 * Internal function for parsing highlight options. 368 * $options is parsed for key value pairs separated by commas. 369 * A value might also be missing in which case the value will simple 370 * be set to true. Commas in strings are ignored, e.g. option="4,56" 371 * will work as expected and will only create one entry. 372 * 373 * @param string $options Comma separated list of key-value pairs, 374 * e.g. option1=123, option2="456" 375 * @return array|null Array of key-value pairs $array['key'] = 'value'; 376 * or null if no entries found 377 */ 378 protected function parse_highlight_options ($options) { 379 $result = array(); 380 preg_match_all('/(\w+(?:="[^"]*"))|(\w+[^=,\]])(?:,*)/', $options, $matches, PREG_SET_ORDER); 381 foreach ($matches as $match) { 382 $equal_sign = strpos($match [0], '='); 383 if ($equal_sign === false) { 384 $key = trim($match[0],','); 385 $result [$key] = 1; 386 } else { 387 $key = substr($match[0], 0, $equal_sign); 388 $value = substr($match[0], $equal_sign+1); 389 $value = trim($value, '"'); 390 if (strlen($value) > 0) { 391 $result [$key] = $value; 392 } else { 393 $result [$key] = 1; 394 } 395 } 396 } 397 398 // Check for supported options 399 $result = array_intersect_key( 400 $result, 401 array_flip(array( 402 'enable_line_numbers', 403 'start_line_numbers_at', 404 'highlight_lines_extra', 405 'enable_keyword_links') 406 ) 407 ); 408 409 // Sanitize values 410 if(isset($result['enable_line_numbers'])) { 411 $result['enable_line_numbers'] = (bool) $result['enable_line_numbers']; 412 } 413 if(isset($result['highlight_lines_extra'])) { 414 $result['highlight_lines_extra'] = array_map('intval', explode(',', $result['highlight_lines_extra'])); 415 $result['highlight_lines_extra'] = array_filter($result['highlight_lines_extra']); 416 $result['highlight_lines_extra'] = array_unique($result['highlight_lines_extra']); 417 } 418 if(isset($result['start_line_numbers_at'])) { 419 $result['start_line_numbers_at'] = (int) $result['start_line_numbers_at']; 420 } 421 if(isset($result['enable_keyword_links'])) { 422 $result['enable_keyword_links'] = ($result['enable_keyword_links'] !== 'false'); 423 } 424 if (count($result) == 0) { 425 return null; 426 } 427 428 return $result; 429 } 430 431 function file($match, $state, $pos) { 432 return $this->code($match, $state, $pos, 'file'); 433 } 434 435 function code($match, $state, $pos, $type='code') { 436 if ( $state == DOKU_LEXER_UNMATCHED ) { 437 $matches = explode('>',$match,2); 438 // Cut out variable options enclosed in [] 439 preg_match('/\[.*\]/', $matches[0], $options); 440 if (!empty($options[0])) { 441 $matches[0] = str_replace($options[0], '', $matches[0]); 442 } 443 $param = preg_split('/\s+/', $matches[0], 2, PREG_SPLIT_NO_EMPTY); 444 while(count($param) < 2) array_push($param, null); 445 // We shortcut html here. 446 if ($param[0] == 'html') $param[0] = 'html4strict'; 447 if ($param[0] == '-') $param[0] = null; 448 array_unshift($param, $matches[1]); 449 if (!empty($options[0])) { 450 $param [] = $this->parse_highlight_options ($options[0]); 451 } 452 $this->_addCall($type, $param, $pos); 453 } 454 return true; 455 } 456 457 function acronym($match, $state, $pos) { 458 $this->_addCall('acronym',array($match), $pos); 459 return true; 460 } 461 462 function smiley($match, $state, $pos) { 463 $this->_addCall('smiley',array($match), $pos); 464 return true; 465 } 466 467 function wordblock($match, $state, $pos) { 468 $this->_addCall('wordblock',array($match), $pos); 469 return true; 470 } 471 472 function entity($match, $state, $pos) { 473 $this->_addCall('entity',array($match), $pos); 474 return true; 475 } 476 477 function multiplyentity($match, $state, $pos) { 478 preg_match_all('/\d+/',$match,$matches); 479 $this->_addCall('multiplyentity',array($matches[0][0],$matches[0][1]), $pos); 480 return true; 481 } 482 483 function singlequoteopening($match, $state, $pos) { 484 $this->_addCall('singlequoteopening',array(), $pos); 485 return true; 486 } 487 488 function singlequoteclosing($match, $state, $pos) { 489 $this->_addCall('singlequoteclosing',array(), $pos); 490 return true; 491 } 492 493 function apostrophe($match, $state, $pos) { 494 $this->_addCall('apostrophe',array(), $pos); 495 return true; 496 } 497 498 function doublequoteopening($match, $state, $pos) { 499 $this->_addCall('doublequoteopening',array(), $pos); 500 $this->status['doublequote']++; 501 return true; 502 } 503 504 function doublequoteclosing($match, $state, $pos) { 505 if ($this->status['doublequote'] <= 0) { 506 $this->doublequoteopening($match, $state, $pos); 507 } else { 508 $this->_addCall('doublequoteclosing',array(), $pos); 509 $this->status['doublequote'] = max(0, --$this->status['doublequote']); 510 } 511 return true; 512 } 513 514 function camelcaselink($match, $state, $pos) { 515 $this->_addCall('camelcaselink',array($match), $pos); 516 return true; 517 } 518 519 /* 520 */ 521 function internallink($match, $state, $pos) { 522 // Strip the opening and closing markup 523 $link = preg_replace(array('/^\[\[/','/\]\]$/u'),'',$match); 524 525 // Split title from URL 526 $link = explode('|',$link,2); 527 if ( !isset($link[1]) ) { 528 $link[1] = null; 529 } else if ( preg_match('/^\{\{[^\}]+\}\}$/',$link[1]) ) { 530 // If the title is an image, convert it to an array containing the image details 531 $link[1] = Doku_Handler_Parse_Media($link[1]); 532 } 533 $link[0] = trim($link[0]); 534 535 //decide which kind of link it is 536 537 if ( link_isinterwiki($link[0]) ) { 538 // Interwiki 539 $interwiki = explode('>',$link[0],2); 540 $this->_addCall( 541 'interwikilink', 542 array($link[0],$link[1],strtolower($interwiki[0]),$interwiki[1]), 543 $pos 544 ); 545 }elseif ( preg_match('/^\\\\\\\\[^\\\\]+?\\\\/u',$link[0]) ) { 546 // Windows Share 547 $this->_addCall( 548 'windowssharelink', 549 array($link[0],$link[1]), 550 $pos 551 ); 552 }elseif ( preg_match('#^([a-z0-9\-\.+]+?)://#i',$link[0]) ) { 553 // external link (accepts all protocols) 554 $this->_addCall( 555 'externallink', 556 array($link[0],$link[1]), 557 $pos 558 ); 559 }elseif ( preg_match('<'.PREG_PATTERN_VALID_EMAIL.'>',$link[0]) ) { 560 // E-Mail (pattern above is defined in inc/mail.php) 561 $this->_addCall( 562 'emaillink', 563 array($link[0],$link[1]), 564 $pos 565 ); 566 }elseif ( preg_match('!^#.+!',$link[0]) ){ 567 // local link 568 $this->_addCall( 569 'locallink', 570 array(substr($link[0],1),$link[1]), 571 $pos 572 ); 573 }else{ 574 // internal link 575 $this->_addCall( 576 'internallink', 577 array($link[0],$link[1]), 578 $pos 579 ); 580 } 581 582 return true; 583 } 584 585 function filelink($match, $state, $pos) { 586 $this->_addCall('filelink',array($match, null), $pos); 587 return true; 588 } 589 590 function windowssharelink($match, $state, $pos) { 591 $this->_addCall('windowssharelink',array($match, null), $pos); 592 return true; 593 } 594 595 function media($match, $state, $pos) { 596 $p = Doku_Handler_Parse_Media($match); 597 598 $this->_addCall( 599 $p['type'], 600 array($p['src'], $p['title'], $p['align'], $p['width'], 601 $p['height'], $p['cache'], $p['linking']), 602 $pos 603 ); 604 return true; 605 } 606 607 function rss($match, $state, $pos) { 608 $link = preg_replace(array('/^\{\{rss>/','/\}\}$/'),'',$match); 609 610 // get params 611 list($link,$params) = explode(' ',$link,2); 612 613 $p = array(); 614 if(preg_match('/\b(\d+)\b/',$params,$match)){ 615 $p['max'] = $match[1]; 616 }else{ 617 $p['max'] = 8; 618 } 619 $p['reverse'] = (preg_match('/rev/',$params)); 620 $p['author'] = (preg_match('/\b(by|author)/',$params)); 621 $p['date'] = (preg_match('/\b(date)/',$params)); 622 $p['details'] = (preg_match('/\b(desc|detail)/',$params)); 623 $p['nosort'] = (preg_match('/\b(nosort)\b/',$params)); 624 625 if (preg_match('/\b(\d+)([dhm])\b/',$params,$match)) { 626 $period = array('d' => 86400, 'h' => 3600, 'm' => 60); 627 $p['refresh'] = max(600,$match[1]*$period[$match[2]]); // n * period in seconds, minimum 10 minutes 628 } else { 629 $p['refresh'] = 14400; // default to 4 hours 630 } 631 632 $this->_addCall('rss',array($link,$p),$pos); 633 return true; 634 } 635 636 function externallink($match, $state, $pos) { 637 $url = $match; 638 $title = null; 639 640 // add protocol on simple short URLs 641 if(substr($url,0,3) == 'ftp' && (substr($url,0,6) != 'ftp://')){ 642 $title = $url; 643 $url = 'ftp://'.$url; 644 } 645 if(substr($url,0,3) == 'www' && (substr($url,0,7) != 'http://')){ 646 $title = $url; 647 $url = 'http://'.$url; 648 } 649 650 $this->_addCall('externallink',array($url, $title), $pos); 651 return true; 652 } 653 654 function emaillink($match, $state, $pos) { 655 $email = preg_replace(array('/^</','/>$/'),'',$match); 656 $this->_addCall('emaillink',array($email, null), $pos); 657 return true; 658 } 659 660 function table($match, $state, $pos) { 661 switch ( $state ) { 662 663 case DOKU_LEXER_ENTER: 664 665 $ReWriter = new Doku_Handler_Table($this->CallWriter); 666 $this->CallWriter = & $ReWriter; 667 668 $this->_addCall('table_start', array($pos + 1), $pos); 669 if ( trim($match) == '^' ) { 670 $this->_addCall('tableheader', array(), $pos); 671 } else { 672 $this->_addCall('tablecell', array(), $pos); 673 } 674 break; 675 676 case DOKU_LEXER_EXIT: 677 $this->_addCall('table_end', array($pos), $pos); 678 $this->CallWriter->process(); 679 $ReWriter = & $this->CallWriter; 680 $this->CallWriter = & $ReWriter->CallWriter; 681 break; 682 683 case DOKU_LEXER_UNMATCHED: 684 if ( trim($match) != '' ) { 685 $this->_addCall('cdata',array($match), $pos); 686 } 687 break; 688 689 case DOKU_LEXER_MATCHED: 690 if ( $match == ' ' ){ 691 $this->_addCall('cdata', array($match), $pos); 692 } else if ( preg_match('/:::/',$match) ) { 693 $this->_addCall('rowspan', array($match), $pos); 694 } else if ( preg_match('/\t+/',$match) ) { 695 $this->_addCall('table_align', array($match), $pos); 696 } else if ( preg_match('/ {2,}/',$match) ) { 697 $this->_addCall('table_align', array($match), $pos); 698 } else if ( $match == "\n|" ) { 699 $this->_addCall('table_row', array(), $pos); 700 $this->_addCall('tablecell', array(), $pos); 701 } else if ( $match == "\n^" ) { 702 $this->_addCall('table_row', array(), $pos); 703 $this->_addCall('tableheader', array(), $pos); 704 } else if ( $match == '|' ) { 705 $this->_addCall('tablecell', array(), $pos); 706 } else if ( $match == '^' ) { 707 $this->_addCall('tableheader', array(), $pos); 708 } 709 break; 710 } 711 return true; 712 } 713} 714 715//------------------------------------------------------------------------ 716function Doku_Handler_Parse_Media($match) { 717 718 // Strip the opening and closing markup 719 $link = preg_replace(array('/^\{\{/','/\}\}$/u'),'',$match); 720 721 // Split title from URL 722 $link = explode('|',$link,2); 723 724 // Check alignment 725 $ralign = (bool)preg_match('/^ /',$link[0]); 726 $lalign = (bool)preg_match('/ $/',$link[0]); 727 728 // Logic = what's that ;)... 729 if ( $lalign & $ralign ) { 730 $align = 'center'; 731 } else if ( $ralign ) { 732 $align = 'right'; 733 } else if ( $lalign ) { 734 $align = 'left'; 735 } else { 736 $align = null; 737 } 738 739 // The title... 740 if ( !isset($link[1]) ) { 741 $link[1] = null; 742 } 743 744 //remove aligning spaces 745 $link[0] = trim($link[0]); 746 747 //split into src and parameters (using the very last questionmark) 748 $pos = strrpos($link[0], '?'); 749 if($pos !== false){ 750 $src = substr($link[0],0,$pos); 751 $param = substr($link[0],$pos+1); 752 }else{ 753 $src = $link[0]; 754 $param = ''; 755 } 756 757 //parse width and height 758 if(preg_match('#(\d+)(x(\d+))?#i',$param,$size)){ 759 !empty($size[1]) ? $w = $size[1] : $w = null; 760 !empty($size[3]) ? $h = $size[3] : $h = null; 761 } else { 762 $w = null; 763 $h = null; 764 } 765 766 //get linking command 767 if(preg_match('/nolink/i',$param)){ 768 $linking = 'nolink'; 769 }else if(preg_match('/direct/i',$param)){ 770 $linking = 'direct'; 771 }else if(preg_match('/linkonly/i',$param)){ 772 $linking = 'linkonly'; 773 }else{ 774 $linking = 'details'; 775 } 776 777 //get caching command 778 if (preg_match('/(nocache|recache)/i',$param,$cachemode)){ 779 $cache = $cachemode[1]; 780 }else{ 781 $cache = 'cache'; 782 } 783 784 // Check whether this is a local or remote image or interwiki 785 if (media_isexternal($src) || link_isinterwiki($src)){ 786 $call = 'externalmedia'; 787 } else { 788 $call = 'internalmedia'; 789 } 790 791 $params = array( 792 'type'=>$call, 793 'src'=>$src, 794 'title'=>$link[1], 795 'align'=>$align, 796 'width'=>$w, 797 'height'=>$h, 798 'cache'=>$cache, 799 'linking'=>$linking, 800 ); 801 802 return $params; 803} 804 805//------------------------------------------------------------------------ 806interface Doku_Handler_CallWriter_Interface { 807 public function writeCall($call); 808 public function writeCalls($calls); 809 public function finalise(); 810} 811 812class Doku_Handler_CallWriter implements Doku_Handler_CallWriter_Interface { 813 814 var $Handler; 815 816 /** 817 * @param Doku_Handler $Handler 818 */ 819 function __construct(Doku_Handler $Handler) { 820 $this->Handler = $Handler; 821 } 822 823 function writeCall($call) { 824 $this->Handler->calls[] = $call; 825 } 826 827 function writeCalls($calls) { 828 $this->Handler->calls = array_merge($this->Handler->calls, $calls); 829 } 830 831 // function is required, but since this call writer is first/highest in 832 // the chain it is not required to do anything 833 function finalise() { 834 unset($this->Handler); 835 } 836} 837 838//------------------------------------------------------------------------ 839/** 840 * Generic call writer class to handle nesting of rendering instructions 841 * within a render instruction. Also see nest() method of renderer base class 842 * 843 * @author Chris Smith <chris@jalakai.co.uk> 844 */ 845class Doku_Handler_Nest implements Doku_Handler_CallWriter_Interface { 846 847 var $CallWriter; 848 var $calls = array(); 849 850 var $closingInstruction; 851 852 /** 853 * constructor 854 * 855 * @param Doku_Handler_CallWriter $CallWriter the renderers current call writer 856 * @param string $close closing instruction name, this is required to properly terminate the 857 * syntax mode if the document ends without a closing pattern 858 */ 859 function __construct(Doku_Handler_CallWriter_Interface $CallWriter, $close="nest_close") { 860 $this->CallWriter = $CallWriter; 861 862 $this->closingInstruction = $close; 863 } 864 865 function writeCall($call) { 866 $this->calls[] = $call; 867 } 868 869 function writeCalls($calls) { 870 $this->calls = array_merge($this->calls, $calls); 871 } 872 873 function finalise() { 874 $last_call = end($this->calls); 875 $this->writeCall(array($this->closingInstruction,array(), $last_call[2])); 876 877 $this->process(); 878 $this->CallWriter->finalise(); 879 unset($this->CallWriter); 880 } 881 882 function process() { 883 // merge consecutive cdata 884 $unmerged_calls = $this->calls; 885 $this->calls = array(); 886 887 foreach ($unmerged_calls as $call) $this->addCall($call); 888 889 $first_call = reset($this->calls); 890 $this->CallWriter->writeCall(array("nest", array($this->calls), $first_call[2])); 891 } 892 893 function addCall($call) { 894 $key = count($this->calls); 895 if ($key and ($call[0] == 'cdata') and ($this->calls[$key-1][0] == 'cdata')) { 896 $this->calls[$key-1][1][0] .= $call[1][0]; 897 } else if ($call[0] == 'eol') { 898 // do nothing (eol shouldn't be allowed, to counter preformatted fix in #1652 & #1699) 899 } else { 900 $this->calls[] = $call; 901 } 902 } 903} 904 905class Doku_Handler_List implements Doku_Handler_CallWriter_Interface { 906 907 var $CallWriter; 908 909 var $calls = array(); 910 var $listCalls = array(); 911 var $listStack = array(); 912 913 const NODE = 1; 914 915 function __construct(Doku_Handler_CallWriter_Interface $CallWriter) { 916 $this->CallWriter = $CallWriter; 917 } 918 919 function writeCall($call) { 920 $this->calls[] = $call; 921 } 922 923 // Probably not needed but just in case... 924 function writeCalls($calls) { 925 $this->calls = array_merge($this->calls, $calls); 926# $this->CallWriter->writeCalls($this->calls); 927 } 928 929 function finalise() { 930 $last_call = end($this->calls); 931 $this->writeCall(array('list_close',array(), $last_call[2])); 932 933 $this->process(); 934 $this->CallWriter->finalise(); 935 unset($this->CallWriter); 936 } 937 938 //------------------------------------------------------------------------ 939 function process() { 940 941 foreach ( $this->calls as $call ) { 942 switch ($call[0]) { 943 case 'list_item': 944 $this->listOpen($call); 945 break; 946 case 'list_open': 947 $this->listStart($call); 948 break; 949 case 'list_close': 950 $this->listEnd($call); 951 break; 952 default: 953 $this->listContent($call); 954 break; 955 } 956 } 957 958 $this->CallWriter->writeCalls($this->listCalls); 959 } 960 961 //------------------------------------------------------------------------ 962 function listStart($call) { 963 $depth = $this->interpretSyntax($call[1][0], $listType); 964 965 $this->initialDepth = $depth; 966 // array(list type, current depth, index of current listitem_open) 967 $this->listStack[] = array($listType, $depth, 1); 968 969 $this->listCalls[] = array('list'.$listType.'_open',array(),$call[2]); 970 $this->listCalls[] = array('listitem_open',array(1),$call[2]); 971 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 972 } 973 974 //------------------------------------------------------------------------ 975 function listEnd($call) { 976 $closeContent = true; 977 978 while ( $list = array_pop($this->listStack) ) { 979 if ( $closeContent ) { 980 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 981 $closeContent = false; 982 } 983 $this->listCalls[] = array('listitem_close',array(),$call[2]); 984 $this->listCalls[] = array('list'.$list[0].'_close', array(), $call[2]); 985 } 986 } 987 988 //------------------------------------------------------------------------ 989 function listOpen($call) { 990 $depth = $this->interpretSyntax($call[1][0], $listType); 991 $end = end($this->listStack); 992 $key = key($this->listStack); 993 994 // Not allowed to be shallower than initialDepth 995 if ( $depth < $this->initialDepth ) { 996 $depth = $this->initialDepth; 997 } 998 999 //------------------------------------------------------------------------ 1000 if ( $depth == $end[1] ) { 1001 1002 // Just another item in the list... 1003 if ( $listType == $end[0] ) { 1004 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 1005 $this->listCalls[] = array('listitem_close',array(),$call[2]); 1006 $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]); 1007 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 1008 1009 // new list item, update list stack's index into current listitem_open 1010 $this->listStack[$key][2] = count($this->listCalls) - 2; 1011 1012 // Switched list type... 1013 } else { 1014 1015 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 1016 $this->listCalls[] = array('listitem_close',array(),$call[2]); 1017 $this->listCalls[] = array('list'.$end[0].'_close', array(), $call[2]); 1018 $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]); 1019 $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]); 1020 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 1021 1022 array_pop($this->listStack); 1023 $this->listStack[] = array($listType, $depth, count($this->listCalls) - 2); 1024 } 1025 1026 //------------------------------------------------------------------------ 1027 // Getting deeper... 1028 } else if ( $depth > $end[1] ) { 1029 1030 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 1031 $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]); 1032 $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]); 1033 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 1034 1035 // set the node/leaf state of this item's parent listitem_open to NODE 1036 $this->listCalls[$this->listStack[$key][2]][1][1] = self::NODE; 1037 1038 $this->listStack[] = array($listType, $depth, count($this->listCalls) - 2); 1039 1040 //------------------------------------------------------------------------ 1041 // Getting shallower ( $depth < $end[1] ) 1042 } else { 1043 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 1044 $this->listCalls[] = array('listitem_close',array(),$call[2]); 1045 $this->listCalls[] = array('list'.$end[0].'_close',array(),$call[2]); 1046 1047 // Throw away the end - done 1048 array_pop($this->listStack); 1049 1050 while (1) { 1051 $end = end($this->listStack); 1052 $key = key($this->listStack); 1053 1054 if ( $end[1] <= $depth ) { 1055 1056 // Normalize depths 1057 $depth = $end[1]; 1058 1059 $this->listCalls[] = array('listitem_close',array(),$call[2]); 1060 1061 if ( $end[0] == $listType ) { 1062 $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]); 1063 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 1064 1065 // new list item, update list stack's index into current listitem_open 1066 $this->listStack[$key][2] = count($this->listCalls) - 2; 1067 1068 } else { 1069 // Switching list type... 1070 $this->listCalls[] = array('list'.$end[0].'_close', array(), $call[2]); 1071 $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]); 1072 $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]); 1073 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 1074 1075 array_pop($this->listStack); 1076 $this->listStack[] = array($listType, $depth, count($this->listCalls) - 2); 1077 } 1078 1079 break; 1080 1081 // Haven't dropped down far enough yet.... ( $end[1] > $depth ) 1082 } else { 1083 1084 $this->listCalls[] = array('listitem_close',array(),$call[2]); 1085 $this->listCalls[] = array('list'.$end[0].'_close',array(),$call[2]); 1086 1087 array_pop($this->listStack); 1088 1089 } 1090 1091 } 1092 1093 } 1094 } 1095 1096 //------------------------------------------------------------------------ 1097 function listContent($call) { 1098 $this->listCalls[] = $call; 1099 } 1100 1101 //------------------------------------------------------------------------ 1102 function interpretSyntax($match, & $type) { 1103 if ( substr($match,-1) == '*' ) { 1104 $type = 'u'; 1105 } else { 1106 $type = 'o'; 1107 } 1108 // Is the +1 needed? It used to be count(explode(...)) 1109 // but I don't think the number is seen outside this handler 1110 return substr_count(str_replace("\t",' ',$match), ' ') + 1; 1111 } 1112} 1113 1114//------------------------------------------------------------------------ 1115class Doku_Handler_Preformatted implements Doku_Handler_CallWriter_Interface { 1116 1117 var $CallWriter; 1118 1119 var $calls = array(); 1120 var $pos; 1121 var $text =''; 1122 1123 1124 1125 function __construct(Doku_Handler_CallWriter_Interface $CallWriter) { 1126 $this->CallWriter = $CallWriter; 1127 } 1128 1129 function writeCall($call) { 1130 $this->calls[] = $call; 1131 } 1132 1133 // Probably not needed but just in case... 1134 function writeCalls($calls) { 1135 $this->calls = array_merge($this->calls, $calls); 1136# $this->CallWriter->writeCalls($this->calls); 1137 } 1138 1139 function finalise() { 1140 $last_call = end($this->calls); 1141 $this->writeCall(array('preformatted_end',array(), $last_call[2])); 1142 1143 $this->process(); 1144 $this->CallWriter->finalise(); 1145 unset($this->CallWriter); 1146 } 1147 1148 function process() { 1149 foreach ( $this->calls as $call ) { 1150 switch ($call[0]) { 1151 case 'preformatted_start': 1152 $this->pos = $call[2]; 1153 break; 1154 case 'preformatted_newline': 1155 $this->text .= "\n"; 1156 break; 1157 case 'preformatted_content': 1158 $this->text .= $call[1][0]; 1159 break; 1160 case 'preformatted_end': 1161 if (trim($this->text)) { 1162 $this->CallWriter->writeCall(array('preformatted',array($this->text),$this->pos)); 1163 } 1164 // see FS#1699 & FS#1652, add 'eol' instructions to ensure proper triggering of following p_open 1165 $this->CallWriter->writeCall(array('eol',array(),$this->pos)); 1166 $this->CallWriter->writeCall(array('eol',array(),$this->pos)); 1167 break; 1168 } 1169 } 1170 } 1171 1172} 1173 1174//------------------------------------------------------------------------ 1175class Doku_Handler_Quote implements Doku_Handler_CallWriter_Interface { 1176 1177 var $CallWriter; 1178 1179 var $calls = array(); 1180 1181 var $quoteCalls = array(); 1182 1183 function __construct(Doku_Handler_CallWriter_Interface $CallWriter) { 1184 $this->CallWriter = $CallWriter; 1185 } 1186 1187 function writeCall($call) { 1188 $this->calls[] = $call; 1189 } 1190 1191 // Probably not needed but just in case... 1192 function writeCalls($calls) { 1193 $this->calls = array_merge($this->calls, $calls); 1194 } 1195 1196 function finalise() { 1197 $last_call = end($this->calls); 1198 $this->writeCall(array('quote_end',array(), $last_call[2])); 1199 1200 $this->process(); 1201 $this->CallWriter->finalise(); 1202 unset($this->CallWriter); 1203 } 1204 1205 function process() { 1206 1207 $quoteDepth = 1; 1208 1209 foreach ( $this->calls as $call ) { 1210 switch ($call[0]) { 1211 1212 case 'quote_start': 1213 1214 $this->quoteCalls[] = array('quote_open',array(),$call[2]); 1215 1216 case 'quote_newline': 1217 1218 $quoteLength = $this->getDepth($call[1][0]); 1219 1220 if ( $quoteLength > $quoteDepth ) { 1221 $quoteDiff = $quoteLength - $quoteDepth; 1222 for ( $i = 1; $i <= $quoteDiff; $i++ ) { 1223 $this->quoteCalls[] = array('quote_open',array(),$call[2]); 1224 } 1225 } else if ( $quoteLength < $quoteDepth ) { 1226 $quoteDiff = $quoteDepth - $quoteLength; 1227 for ( $i = 1; $i <= $quoteDiff; $i++ ) { 1228 $this->quoteCalls[] = array('quote_close',array(),$call[2]); 1229 } 1230 } else { 1231 if ($call[0] != 'quote_start') $this->quoteCalls[] = array('linebreak',array(),$call[2]); 1232 } 1233 1234 $quoteDepth = $quoteLength; 1235 1236 break; 1237 1238 case 'quote_end': 1239 1240 if ( $quoteDepth > 1 ) { 1241 $quoteDiff = $quoteDepth - 1; 1242 for ( $i = 1; $i <= $quoteDiff; $i++ ) { 1243 $this->quoteCalls[] = array('quote_close',array(),$call[2]); 1244 } 1245 } 1246 1247 $this->quoteCalls[] = array('quote_close',array(),$call[2]); 1248 1249 $this->CallWriter->writeCalls($this->quoteCalls); 1250 break; 1251 1252 default: 1253 $this->quoteCalls[] = $call; 1254 break; 1255 } 1256 } 1257 } 1258 1259 function getDepth($marker) { 1260 preg_match('/>{1,}/', $marker, $matches); 1261 $quoteLength = strlen($matches[0]); 1262 return $quoteLength; 1263 } 1264} 1265 1266//------------------------------------------------------------------------ 1267class Doku_Handler_Table implements Doku_Handler_CallWriter_Interface { 1268 1269 var $CallWriter; 1270 1271 var $calls = array(); 1272 var $tableCalls = array(); 1273 var $maxCols = 0; 1274 var $maxRows = 1; 1275 var $currentCols = 0; 1276 var $firstCell = false; 1277 var $lastCellType = 'tablecell'; 1278 var $inTableHead = true; 1279 var $currentRow = array('tableheader' => 0, 'tablecell' => 0); 1280 var $countTableHeadRows = 0; 1281 1282 function __construct(Doku_Handler_CallWriter_Interface $CallWriter) { 1283 $this->CallWriter = $CallWriter; 1284 } 1285 1286 function writeCall($call) { 1287 $this->calls[] = $call; 1288 } 1289 1290 // Probably not needed but just in case... 1291 function writeCalls($calls) { 1292 $this->calls = array_merge($this->calls, $calls); 1293 } 1294 1295 function finalise() { 1296 $last_call = end($this->calls); 1297 $this->writeCall(array('table_end',array(), $last_call[2])); 1298 1299 $this->process(); 1300 $this->CallWriter->finalise(); 1301 unset($this->CallWriter); 1302 } 1303 1304 //------------------------------------------------------------------------ 1305 function process() { 1306 foreach ( $this->calls as $call ) { 1307 switch ( $call[0] ) { 1308 case 'table_start': 1309 $this->tableStart($call); 1310 break; 1311 case 'table_row': 1312 $this->tableRowClose($call); 1313 $this->tableRowOpen(array('tablerow_open',$call[1],$call[2])); 1314 break; 1315 case 'tableheader': 1316 case 'tablecell': 1317 $this->tableCell($call); 1318 break; 1319 case 'table_end': 1320 $this->tableRowClose($call); 1321 $this->tableEnd($call); 1322 break; 1323 default: 1324 $this->tableDefault($call); 1325 break; 1326 } 1327 } 1328 $this->CallWriter->writeCalls($this->tableCalls); 1329 } 1330 1331 function tableStart($call) { 1332 $this->tableCalls[] = array('table_open',$call[1],$call[2]); 1333 $this->tableCalls[] = array('tablerow_open',array(),$call[2]); 1334 $this->firstCell = true; 1335 } 1336 1337 function tableEnd($call) { 1338 $this->tableCalls[] = array('table_close',$call[1],$call[2]); 1339 $this->finalizeTable(); 1340 } 1341 1342 function tableRowOpen($call) { 1343 $this->tableCalls[] = $call; 1344 $this->currentCols = 0; 1345 $this->firstCell = true; 1346 $this->lastCellType = 'tablecell'; 1347 $this->maxRows++; 1348 if ($this->inTableHead) { 1349 $this->currentRow = array('tablecell' => 0, 'tableheader' => 0); 1350 } 1351 } 1352 1353 function tableRowClose($call) { 1354 if ($this->inTableHead && ($this->inTableHead = $this->isTableHeadRow())) { 1355 $this->countTableHeadRows++; 1356 } 1357 // Strip off final cell opening and anything after it 1358 while ( $discard = array_pop($this->tableCalls ) ) { 1359 1360 if ( $discard[0] == 'tablecell_open' || $discard[0] == 'tableheader_open') { 1361 break; 1362 } 1363 if (!empty($this->currentRow[$discard[0]])) { 1364 $this->currentRow[$discard[0]]--; 1365 } 1366 } 1367 $this->tableCalls[] = array('tablerow_close', array(), $call[2]); 1368 1369 if ( $this->currentCols > $this->maxCols ) { 1370 $this->maxCols = $this->currentCols; 1371 } 1372 } 1373 1374 function isTableHeadRow() { 1375 $td = $this->currentRow['tablecell']; 1376 $th = $this->currentRow['tableheader']; 1377 1378 if (!$th || $td > 2) return false; 1379 if (2*$td > $th) return false; 1380 1381 return true; 1382 } 1383 1384 function tableCell($call) { 1385 if ($this->inTableHead) { 1386 $this->currentRow[$call[0]]++; 1387 } 1388 if ( !$this->firstCell ) { 1389 1390 // Increase the span 1391 $lastCall = end($this->tableCalls); 1392 1393 // A cell call which follows an open cell means an empty cell so span 1394 if ( $lastCall[0] == 'tablecell_open' || $lastCall[0] == 'tableheader_open' ) { 1395 $this->tableCalls[] = array('colspan',array(),$call[2]); 1396 1397 } 1398 1399 $this->tableCalls[] = array($this->lastCellType.'_close',array(),$call[2]); 1400 $this->tableCalls[] = array($call[0].'_open',array(1,null,1),$call[2]); 1401 $this->lastCellType = $call[0]; 1402 1403 } else { 1404 1405 $this->tableCalls[] = array($call[0].'_open',array(1,null,1),$call[2]); 1406 $this->lastCellType = $call[0]; 1407 $this->firstCell = false; 1408 1409 } 1410 1411 $this->currentCols++; 1412 } 1413 1414 function tableDefault($call) { 1415 $this->tableCalls[] = $call; 1416 } 1417 1418 function finalizeTable() { 1419 1420 // Add the max cols and rows to the table opening 1421 if ( $this->tableCalls[0][0] == 'table_open' ) { 1422 // Adjust to num cols not num col delimeters 1423 $this->tableCalls[0][1][] = $this->maxCols - 1; 1424 $this->tableCalls[0][1][] = $this->maxRows; 1425 $this->tableCalls[0][1][] = array_shift($this->tableCalls[0][1]); 1426 } else { 1427 trigger_error('First element in table call list is not table_open'); 1428 } 1429 1430 $lastRow = 0; 1431 $lastCell = 0; 1432 $cellKey = array(); 1433 $toDelete = array(); 1434 1435 // if still in tableheader, then there can be no table header 1436 // as all rows can't be within <THEAD> 1437 if ($this->inTableHead) { 1438 $this->inTableHead = false; 1439 $this->countTableHeadRows = 0; 1440 } 1441 1442 // Look for the colspan elements and increment the colspan on the 1443 // previous non-empty opening cell. Once done, delete all the cells 1444 // that contain colspans 1445 for ($key = 0 ; $key < count($this->tableCalls) ; ++$key) { 1446 $call = $this->tableCalls[$key]; 1447 1448 switch ($call[0]) { 1449 case 'table_open' : 1450 if($this->countTableHeadRows) { 1451 array_splice($this->tableCalls, $key+1, 0, array( 1452 array('tablethead_open', array(), $call[2])) 1453 ); 1454 } 1455 break; 1456 1457 case 'tablerow_open': 1458 1459 $lastRow++; 1460 $lastCell = 0; 1461 break; 1462 1463 case 'tablecell_open': 1464 case 'tableheader_open': 1465 1466 $lastCell++; 1467 $cellKey[$lastRow][$lastCell] = $key; 1468 break; 1469 1470 case 'table_align': 1471 1472 $prev = in_array($this->tableCalls[$key-1][0], array('tablecell_open', 'tableheader_open')); 1473 $next = in_array($this->tableCalls[$key+1][0], array('tablecell_close', 'tableheader_close')); 1474 // If the cell is empty, align left 1475 if ($prev && $next) { 1476 $this->tableCalls[$key-1][1][1] = 'left'; 1477 1478 // If the previous element was a cell open, align right 1479 } elseif ($prev) { 1480 $this->tableCalls[$key-1][1][1] = 'right'; 1481 1482 // If the next element is the close of an element, align either center or left 1483 } elseif ( $next) { 1484 if ( $this->tableCalls[$cellKey[$lastRow][$lastCell]][1][1] == 'right' ) { 1485 $this->tableCalls[$cellKey[$lastRow][$lastCell]][1][1] = 'center'; 1486 } else { 1487 $this->tableCalls[$cellKey[$lastRow][$lastCell]][1][1] = 'left'; 1488 } 1489 1490 } 1491 1492 // Now convert the whitespace back to cdata 1493 $this->tableCalls[$key][0] = 'cdata'; 1494 break; 1495 1496 case 'colspan': 1497 1498 $this->tableCalls[$key-1][1][0] = false; 1499 1500 for($i = $key-2; $i >= $cellKey[$lastRow][1]; $i--) { 1501 1502 if ( $this->tableCalls[$i][0] == 'tablecell_open' || $this->tableCalls[$i][0] == 'tableheader_open' ) { 1503 1504 if ( false !== $this->tableCalls[$i][1][0] ) { 1505 $this->tableCalls[$i][1][0]++; 1506 break; 1507 } 1508 1509 } 1510 } 1511 1512 $toDelete[] = $key-1; 1513 $toDelete[] = $key; 1514 $toDelete[] = $key+1; 1515 break; 1516 1517 case 'rowspan': 1518 1519 if ( $this->tableCalls[$key-1][0] == 'cdata' ) { 1520 // ignore rowspan if previous call was cdata (text mixed with :::) we don't have to check next call as that wont match regex 1521 $this->tableCalls[$key][0] = 'cdata'; 1522 1523 } else { 1524 1525 $spanning_cell = null; 1526 1527 // can't cross thead/tbody boundary 1528 if (!$this->countTableHeadRows || ($lastRow-1 != $this->countTableHeadRows)) { 1529 for($i = $lastRow-1; $i > 0; $i--) { 1530 1531 if ( $this->tableCalls[$cellKey[$i][$lastCell]][0] == 'tablecell_open' || $this->tableCalls[$cellKey[$i][$lastCell]][0] == 'tableheader_open' ) { 1532 1533 if ($this->tableCalls[$cellKey[$i][$lastCell]][1][2] >= $lastRow - $i) { 1534 $spanning_cell = $i; 1535 break; 1536 } 1537 1538 } 1539 } 1540 } 1541 if (is_null($spanning_cell)) { 1542 // No spanning cell found, so convert this cell to 1543 // an empty one to avoid broken tables 1544 $this->tableCalls[$key][0] = 'cdata'; 1545 $this->tableCalls[$key][1][0] = ''; 1546 continue; 1547 } 1548 $this->tableCalls[$cellKey[$spanning_cell][$lastCell]][1][2]++; 1549 1550 $this->tableCalls[$key-1][1][2] = false; 1551 1552 $toDelete[] = $key-1; 1553 $toDelete[] = $key; 1554 $toDelete[] = $key+1; 1555 } 1556 break; 1557 1558 case 'tablerow_close': 1559 1560 // Fix broken tables by adding missing cells 1561 $moreCalls = array(); 1562 while (++$lastCell < $this->maxCols) { 1563 $moreCalls[] = array('tablecell_open', array(1, null, 1), $call[2]); 1564 $moreCalls[] = array('cdata', array(''), $call[2]); 1565 $moreCalls[] = array('tablecell_close', array(), $call[2]); 1566 } 1567 $moreCallsLength = count($moreCalls); 1568 if($moreCallsLength) { 1569 array_splice($this->tableCalls, $key, 0, $moreCalls); 1570 $key += $moreCallsLength; 1571 } 1572 1573 if($this->countTableHeadRows == $lastRow) { 1574 array_splice($this->tableCalls, $key+1, 0, array( 1575 array('tablethead_close', array(), $call[2]))); 1576 } 1577 break; 1578 1579 } 1580 } 1581 1582 // condense cdata 1583 $cnt = count($this->tableCalls); 1584 for( $key = 0; $key < $cnt; $key++){ 1585 if($this->tableCalls[$key][0] == 'cdata'){ 1586 $ckey = $key; 1587 $key++; 1588 while($this->tableCalls[$key][0] == 'cdata'){ 1589 $this->tableCalls[$ckey][1][0] .= $this->tableCalls[$key][1][0]; 1590 $toDelete[] = $key; 1591 $key++; 1592 } 1593 continue; 1594 } 1595 } 1596 1597 foreach ( $toDelete as $delete ) { 1598 unset($this->tableCalls[$delete]); 1599 } 1600 $this->tableCalls = array_values($this->tableCalls); 1601 } 1602} 1603 1604 1605/** 1606 * Handler for paragraphs 1607 * 1608 * @author Harry Fuecks <hfuecks@gmail.com> 1609 */ 1610class Doku_Handler_Block { 1611 var $calls = array(); 1612 var $skipEol = false; 1613 var $inParagraph = false; 1614 1615 // Blocks these should not be inside paragraphs 1616 var $blockOpen = array( 1617 'header', 1618 'listu_open','listo_open','listitem_open','listcontent_open', 1619 'table_open','tablerow_open','tablecell_open','tableheader_open','tablethead_open', 1620 'quote_open', 1621 'code','file','hr','preformatted','rss', 1622 'htmlblock','phpblock', 1623 'footnote_open', 1624 ); 1625 1626 var $blockClose = array( 1627 'header', 1628 'listu_close','listo_close','listitem_close','listcontent_close', 1629 'table_close','tablerow_close','tablecell_close','tableheader_close','tablethead_close', 1630 'quote_close', 1631 'code','file','hr','preformatted','rss', 1632 'htmlblock','phpblock', 1633 'footnote_close', 1634 ); 1635 1636 // Stacks can contain paragraphs 1637 var $stackOpen = array( 1638 'section_open', 1639 ); 1640 1641 var $stackClose = array( 1642 'section_close', 1643 ); 1644 1645 1646 /** 1647 * Constructor. Adds loaded syntax plugins to the block and stack 1648 * arrays 1649 * 1650 * @author Andreas Gohr <andi@splitbrain.org> 1651 */ 1652 function __construct(){ 1653 global $DOKU_PLUGINS; 1654 //check if syntax plugins were loaded 1655 if(empty($DOKU_PLUGINS['syntax'])) return; 1656 foreach($DOKU_PLUGINS['syntax'] as $n => $p){ 1657 $ptype = $p->getPType(); 1658 if($ptype == 'block'){ 1659 $this->blockOpen[] = 'plugin_'.$n; 1660 $this->blockClose[] = 'plugin_'.$n; 1661 }elseif($ptype == 'stack'){ 1662 $this->stackOpen[] = 'plugin_'.$n; 1663 $this->stackClose[] = 'plugin_'.$n; 1664 } 1665 } 1666 } 1667 1668 function openParagraph($pos){ 1669 if ($this->inParagraph) return; 1670 $this->calls[] = array('p_open',array(), $pos); 1671 $this->inParagraph = true; 1672 $this->skipEol = true; 1673 } 1674 1675 /** 1676 * Close a paragraph if needed 1677 * 1678 * This function makes sure there are no empty paragraphs on the stack 1679 * 1680 * @author Andreas Gohr <andi@splitbrain.org> 1681 * 1682 * @param string|integer $pos 1683 */ 1684 function closeParagraph($pos){ 1685 if (!$this->inParagraph) return; 1686 // look back if there was any content - we don't want empty paragraphs 1687 $content = ''; 1688 $ccount = count($this->calls); 1689 for($i=$ccount-1; $i>=0; $i--){ 1690 if($this->calls[$i][0] == 'p_open'){ 1691 break; 1692 }elseif($this->calls[$i][0] == 'cdata'){ 1693 $content .= $this->calls[$i][1][0]; 1694 }else{ 1695 $content = 'found markup'; 1696 break; 1697 } 1698 } 1699 1700 if(trim($content)==''){ 1701 //remove the whole paragraph 1702 //array_splice($this->calls,$i); // <- this is much slower than the loop below 1703 for($x=$ccount; $x>$i; $x--) array_pop($this->calls); 1704 }else{ 1705 // remove ending linebreaks in the paragraph 1706 $i=count($this->calls)-1; 1707 if ($this->calls[$i][0] == 'cdata') $this->calls[$i][1][0] = rtrim($this->calls[$i][1][0],DOKU_PARSER_EOL); 1708 $this->calls[] = array('p_close',array(), $pos); 1709 } 1710 1711 $this->inParagraph = false; 1712 $this->skipEol = true; 1713 } 1714 1715 function addCall($call) { 1716 $key = count($this->calls); 1717 if ($key and ($call[0] == 'cdata') and ($this->calls[$key-1][0] == 'cdata')) { 1718 $this->calls[$key-1][1][0] .= $call[1][0]; 1719 } else { 1720 $this->calls[] = $call; 1721 } 1722 } 1723 1724 // simple version of addCall, without checking cdata 1725 function storeCall($call) { 1726 $this->calls[] = $call; 1727 } 1728 1729 /** 1730 * Processes the whole instruction stack to open and close paragraphs 1731 * 1732 * @author Harry Fuecks <hfuecks@gmail.com> 1733 * @author Andreas Gohr <andi@splitbrain.org> 1734 * 1735 * @param array $calls 1736 * 1737 * @return array 1738 */ 1739 function process($calls) { 1740 // open first paragraph 1741 $this->openParagraph(0); 1742 foreach ( $calls as $key => $call ) { 1743 $cname = $call[0]; 1744 if ($cname == 'plugin') { 1745 $cname='plugin_'.$call[1][0]; 1746 $plugin = true; 1747 $plugin_open = (($call[1][2] == DOKU_LEXER_ENTER) || ($call[1][2] == DOKU_LEXER_SPECIAL)); 1748 $plugin_close = (($call[1][2] == DOKU_LEXER_EXIT) || ($call[1][2] == DOKU_LEXER_SPECIAL)); 1749 } else { 1750 $plugin = false; 1751 } 1752 /* stack */ 1753 if ( in_array($cname,$this->stackClose ) && (!$plugin || $plugin_close)) { 1754 $this->closeParagraph($call[2]); 1755 $this->storeCall($call); 1756 $this->openParagraph($call[2]); 1757 continue; 1758 } 1759 if ( in_array($cname,$this->stackOpen ) && (!$plugin || $plugin_open) ) { 1760 $this->closeParagraph($call[2]); 1761 $this->storeCall($call); 1762 $this->openParagraph($call[2]); 1763 continue; 1764 } 1765 /* block */ 1766 // If it's a substition it opens and closes at the same call. 1767 // To make sure next paragraph is correctly started, let close go first. 1768 if ( in_array($cname, $this->blockClose) && (!$plugin || $plugin_close)) { 1769 $this->closeParagraph($call[2]); 1770 $this->storeCall($call); 1771 $this->openParagraph($call[2]); 1772 continue; 1773 } 1774 if ( in_array($cname, $this->blockOpen) && (!$plugin || $plugin_open)) { 1775 $this->closeParagraph($call[2]); 1776 $this->storeCall($call); 1777 continue; 1778 } 1779 /* eol */ 1780 if ( $cname == 'eol' ) { 1781 // Check this isn't an eol instruction to skip... 1782 if ( !$this->skipEol ) { 1783 // Next is EOL => double eol => mark as paragraph 1784 if ( isset($calls[$key+1]) && $calls[$key+1][0] == 'eol' ) { 1785 $this->closeParagraph($call[2]); 1786 $this->openParagraph($call[2]); 1787 } else { 1788 //if this is just a single eol make a space from it 1789 $this->addCall(array('cdata',array(DOKU_PARSER_EOL), $call[2])); 1790 } 1791 } 1792 continue; 1793 } 1794 /* normal */ 1795 $this->addCall($call); 1796 $this->skipEol = false; 1797 } 1798 // close last paragraph 1799 $call = end($this->calls); 1800 $this->closeParagraph($call[2]); 1801 return $this->calls; 1802 } 1803} 1804 1805//Setup VIM: ex: et ts=4 : 1806