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 ); 16 17 var $rewriteBlocks = true; 18 19 function Doku_Handler() { 20 $this->CallWriter = new Doku_Handler_CallWriter($this); 21 } 22 23 function _addCall($handler, $args, $pos) { 24 $call = array($handler,$args, $pos); 25 $this->CallWriter->writeCall($call); 26 } 27 28 function addPluginCall($plugin, $args, $state, $pos, $match) { 29 $call = array('plugin',array($plugin, $args, $state, $match), $pos); 30 $this->CallWriter->writeCall($call); 31 } 32 33 function _finalize(){ 34 35 $this->CallWriter->finalise(); 36 37 if ( $this->status['section'] ) { 38 $last_call = end($this->calls); 39 array_push($this->calls,array('section_close',array(), $last_call[2])); 40 } 41 42 if ( $this->rewriteBlocks ) { 43 $B = new Doku_Handler_Block(); 44 $this->calls = $B->process($this->calls); 45 } 46 47 trigger_event('PARSER_HANDLER_DONE',$this); 48 49 array_unshift($this->calls,array('document_start',array(),0)); 50 $last_call = end($this->calls); 51 array_push($this->calls,array('document_end',array(),$last_call[2])); 52 } 53 54 function fetch() { 55 $call = each($this->calls); 56 if ( $call ) { 57 return $call['value']; 58 } 59 return false; 60 } 61 62 63 /** 64 * Special plugin handler 65 * 66 * This handler is called for all modes starting with 'plugin_'. 67 * An additional parameter with the plugin name is passed 68 * 69 * @author Andreas Gohr <andi@splitbrain.org> 70 */ 71 function plugin($match, $state, $pos, $pluginname){ 72 $data = array($match); 73 $plugin =& plugin_load('syntax',$pluginname); 74 if($plugin != null){ 75 $data = $plugin->handle($match, $state, $pos, $this); 76 } 77 if ($data !== false) { 78 $this->addPluginCall($pluginname,$data,$state,$pos,$match); 79 } 80 return true; 81 } 82 83 function base($match, $state, $pos) { 84 switch ( $state ) { 85 case DOKU_LEXER_UNMATCHED: 86 $this->_addCall('cdata',array($match), $pos); 87 return true; 88 break; 89 } 90 } 91 92 function header($match, $state, $pos) { 93 // get level and title 94 $title = trim($match); 95 $level = 7 - strspn($title,'='); 96 if($level < 1) $level = 1; 97 $title = trim($title,'='); 98 $title = trim($title); 99 100 if ($this->status['section']) $this->_addCall('section_close',array(),$pos); 101 102 $this->_addCall('header',array($title,$level,$pos), $pos); 103 104 $this->_addCall('section_open',array($level),$pos); 105 $this->status['section'] = true; 106 return true; 107 } 108 109 function notoc($match, $state, $pos) { 110 $this->_addCall('notoc',array(),$pos); 111 return true; 112 } 113 114 function nocache($match, $state, $pos) { 115 $this->_addCall('nocache',array(),$pos); 116 return true; 117 } 118 119 function linebreak($match, $state, $pos) { 120 $this->_addCall('linebreak',array(),$pos); 121 return true; 122 } 123 124 function eol($match, $state, $pos) { 125 $this->_addCall('eol',array(),$pos); 126 return true; 127 } 128 129 function hr($match, $state, $pos) { 130 $this->_addCall('hr',array(),$pos); 131 return true; 132 } 133 134 function _nestingTag($match, $state, $pos, $name) { 135 switch ( $state ) { 136 case DOKU_LEXER_ENTER: 137 $this->_addCall($name.'_open', array(), $pos); 138 break; 139 case DOKU_LEXER_EXIT: 140 $this->_addCall($name.'_close', array(), $pos); 141 break; 142 case DOKU_LEXER_UNMATCHED: 143 $this->_addCall('cdata',array($match), $pos); 144 break; 145 } 146 } 147 148 function strong($match, $state, $pos) { 149 $this->_nestingTag($match, $state, $pos, 'strong'); 150 return true; 151 } 152 153 function emphasis($match, $state, $pos) { 154 $this->_nestingTag($match, $state, $pos, 'emphasis'); 155 return true; 156 } 157 158 function underline($match, $state, $pos) { 159 $this->_nestingTag($match, $state, $pos, 'underline'); 160 return true; 161 } 162 163 function monospace($match, $state, $pos) { 164 $this->_nestingTag($match, $state, $pos, 'monospace'); 165 return true; 166 } 167 168 function subscript($match, $state, $pos) { 169 $this->_nestingTag($match, $state, $pos, 'subscript'); 170 return true; 171 } 172 173 function superscript($match, $state, $pos) { 174 $this->_nestingTag($match, $state, $pos, 'superscript'); 175 return true; 176 } 177 178 function deleted($match, $state, $pos) { 179 $this->_nestingTag($match, $state, $pos, 'deleted'); 180 return true; 181 } 182 183 184 function footnote($match, $state, $pos) { 185// $this->_nestingTag($match, $state, $pos, 'footnote'); 186 if (!isset($this->_footnote)) $this->_footnote = false; 187 188 switch ( $state ) { 189 case DOKU_LEXER_ENTER: 190 // footnotes can not be nested - however due to limitations in lexer it can't be prevented 191 // we will still enter a new footnote mode, we just do nothing 192 if ($this->_footnote) { 193 $this->_addCall('cdata',array($match), $pos); 194 break; 195 } 196 197 $this->_footnote = true; 198 199 $ReWriter = new Doku_Handler_Nest($this->CallWriter,'footnote_close'); 200 $this->CallWriter = & $ReWriter; 201 $this->_addCall('footnote_open', array(), $pos); 202 break; 203 case DOKU_LEXER_EXIT: 204 // check whether we have already exitted the footnote mode, can happen if the modes were nested 205 if (!$this->_footnote) { 206 $this->_addCall('cdata',array($match), $pos); 207 break; 208 } 209 210 $this->_footnote = false; 211 212 $this->_addCall('footnote_close', array(), $pos); 213 $this->CallWriter->process(); 214 $ReWriter = & $this->CallWriter; 215 $this->CallWriter = & $ReWriter->CallWriter; 216 break; 217 case DOKU_LEXER_UNMATCHED: 218 $this->_addCall('cdata', array($match), $pos); 219 break; 220 } 221 return true; 222 } 223 224 function listblock($match, $state, $pos) { 225 switch ( $state ) { 226 case DOKU_LEXER_ENTER: 227 $ReWriter = new Doku_Handler_List($this->CallWriter); 228 $this->CallWriter = & $ReWriter; 229 $this->_addCall('list_open', array($match), $pos); 230 break; 231 case DOKU_LEXER_EXIT: 232 $this->_addCall('list_close', array(), $pos); 233 $this->CallWriter->process(); 234 $ReWriter = & $this->CallWriter; 235 $this->CallWriter = & $ReWriter->CallWriter; 236 break; 237 case DOKU_LEXER_MATCHED: 238 $this->_addCall('list_item', array($match), $pos); 239 break; 240 case DOKU_LEXER_UNMATCHED: 241 $this->_addCall('cdata', array($match), $pos); 242 break; 243 } 244 return true; 245 } 246 247 function unformatted($match, $state, $pos) { 248 if ( $state == DOKU_LEXER_UNMATCHED ) { 249 $this->_addCall('unformatted',array($match), $pos); 250 } 251 return true; 252 } 253 254 function php($match, $state, $pos) { 255 global $conf; 256 if ( $state == DOKU_LEXER_UNMATCHED ) { 257 $this->_addCall('php',array($match), $pos); 258 } 259 return true; 260 } 261 262 function phpblock($match, $state, $pos) { 263 global $conf; 264 if ( $state == DOKU_LEXER_UNMATCHED ) { 265 $this->_addCall('phpblock',array($match), $pos); 266 } 267 return true; 268 } 269 270 function html($match, $state, $pos) { 271 global $conf; 272 if ( $state == DOKU_LEXER_UNMATCHED ) { 273 $this->_addCall('html',array($match), $pos); 274 } 275 return true; 276 } 277 278 function htmlblock($match, $state, $pos) { 279 global $conf; 280 if ( $state == DOKU_LEXER_UNMATCHED ) { 281 $this->_addCall('htmlblock',array($match), $pos); 282 } 283 return true; 284 } 285 286 function preformatted($match, $state, $pos) { 287 switch ( $state ) { 288 case DOKU_LEXER_ENTER: 289 $ReWriter = new Doku_Handler_Preformatted($this->CallWriter); 290 $this->CallWriter = & $ReWriter; 291 $this->_addCall('preformatted_start',array(), $pos); 292 break; 293 case DOKU_LEXER_EXIT: 294 $this->_addCall('preformatted_end',array(), $pos); 295 $this->CallWriter->process(); 296 $ReWriter = & $this->CallWriter; 297 $this->CallWriter = & $ReWriter->CallWriter; 298 break; 299 case DOKU_LEXER_MATCHED: 300 $this->_addCall('preformatted_newline',array(), $pos); 301 break; 302 case DOKU_LEXER_UNMATCHED: 303 $this->_addCall('preformatted_content',array($match), $pos); 304 break; 305 } 306 307 return true; 308 } 309 310 function quote($match, $state, $pos) { 311 312 switch ( $state ) { 313 314 case DOKU_LEXER_ENTER: 315 $ReWriter = new Doku_Handler_Quote($this->CallWriter); 316 $this->CallWriter = & $ReWriter; 317 $this->_addCall('quote_start',array($match), $pos); 318 break; 319 320 case DOKU_LEXER_EXIT: 321 $this->_addCall('quote_end',array(), $pos); 322 $this->CallWriter->process(); 323 $ReWriter = & $this->CallWriter; 324 $this->CallWriter = & $ReWriter->CallWriter; 325 break; 326 327 case DOKU_LEXER_MATCHED: 328 $this->_addCall('quote_newline',array($match), $pos); 329 break; 330 331 case DOKU_LEXER_UNMATCHED: 332 $this->_addCall('cdata',array($match), $pos); 333 break; 334 335 } 336 337 return true; 338 } 339 340 function file($match, $state, $pos) { 341 return $this->code($match, $state, $pos, 'file'); 342 } 343 344 function code($match, $state, $pos, $type='code') { 345 if ( $state == DOKU_LEXER_UNMATCHED ) { 346 $matches = explode('>',$match,2); 347 348 $param = preg_split('/\s+/', $matches[0], 2, PREG_SPLIT_NO_EMPTY); 349 while(count($param) < 2) array_push($param, null); 350 351 // We shortcut html here. 352 if ($param[0] == 'html') $param[0] = 'html4strict'; 353 if ($param[0] == '-') $param[0] = null; 354 array_unshift($param, $matches[1]); 355 356 $this->_addCall($type, $param, $pos); 357 } 358 return true; 359 } 360 361 function acronym($match, $state, $pos) { 362 $this->_addCall('acronym',array($match), $pos); 363 return true; 364 } 365 366 function smiley($match, $state, $pos) { 367 $this->_addCall('smiley',array($match), $pos); 368 return true; 369 } 370 371 function wordblock($match, $state, $pos) { 372 $this->_addCall('wordblock',array($match), $pos); 373 return true; 374 } 375 376 function entity($match, $state, $pos) { 377 $this->_addCall('entity',array($match), $pos); 378 return true; 379 } 380 381 function multiplyentity($match, $state, $pos) { 382 preg_match_all('/\d+/',$match,$matches); 383 $this->_addCall('multiplyentity',array($matches[0][0],$matches[0][1]), $pos); 384 return true; 385 } 386 387 function singlequoteopening($match, $state, $pos) { 388 $this->_addCall('singlequoteopening',array(), $pos); 389 return true; 390 } 391 392 function singlequoteclosing($match, $state, $pos) { 393 $this->_addCall('singlequoteclosing',array(), $pos); 394 return true; 395 } 396 397 function apostrophe($match, $state, $pos) { 398 $this->_addCall('apostrophe',array(), $pos); 399 return true; 400 } 401 402 function doublequoteopening($match, $state, $pos) { 403 $this->_addCall('doublequoteopening',array(), $pos); 404 return true; 405 } 406 407 function doublequoteclosing($match, $state, $pos) { 408 $this->_addCall('doublequoteclosing',array(), $pos); 409 return true; 410 } 411 412 function camelcaselink($match, $state, $pos) { 413 $this->_addCall('camelcaselink',array($match), $pos); 414 return true; 415 } 416 417 /* 418 */ 419 function internallink($match, $state, $pos) { 420 // Strip the opening and closing markup 421 $link = preg_replace(array('/^\[\[/','/\]\]$/u'),'',$match); 422 423 // Split title from URL 424 $link = explode('|',$link,2); 425 if ( !isset($link[1]) ) { 426 $link[1] = NULL; 427 } else if ( preg_match('/^\{\{[^\}]+\}\}$/',$link[1]) ) { 428 // If the title is an image, convert it to an array containing the image details 429 $link[1] = Doku_Handler_Parse_Media($link[1]); 430 } 431 $link[0] = trim($link[0]); 432 433 //decide which kind of link it is 434 435 if ( preg_match('/^[a-zA-Z0-9\.]+>{1}.*$/u',$link[0]) ) { 436 // Interwiki 437 $interwiki = explode('>',$link[0],2); 438 $this->_addCall( 439 'interwikilink', 440 array($link[0],$link[1],strtolower($interwiki[0]),$interwiki[1]), 441 $pos 442 ); 443 }elseif ( preg_match('/^\\\\\\\\[^\\\\]+?\\\\/u',$link[0]) ) { 444 // Windows Share 445 $this->_addCall( 446 'windowssharelink', 447 array($link[0],$link[1]), 448 $pos 449 ); 450 }elseif ( preg_match('#^([a-z0-9\-\.+]+?)://#i',$link[0]) ) { 451 // external link (accepts all protocols) 452 $this->_addCall( 453 'externallink', 454 array($link[0],$link[1]), 455 $pos 456 ); 457 }elseif ( preg_match('<'.PREG_PATTERN_VALID_EMAIL.'>',$link[0]) ) { 458 // E-Mail (pattern above is defined in inc/mail.php) 459 $this->_addCall( 460 'emaillink', 461 array($link[0],$link[1]), 462 $pos 463 ); 464 }elseif ( preg_match('!^#.+!',$link[0]) ){ 465 // local link 466 $this->_addCall( 467 'locallink', 468 array(substr($link[0],1),$link[1]), 469 $pos 470 ); 471 }else{ 472 // internal link 473 $this->_addCall( 474 'internallink', 475 array($link[0],$link[1]), 476 $pos 477 ); 478 } 479 480 return true; 481 } 482 483 function filelink($match, $state, $pos) { 484 $this->_addCall('filelink',array($match, NULL), $pos); 485 return true; 486 } 487 488 function windowssharelink($match, $state, $pos) { 489 $this->_addCall('windowssharelink',array($match, NULL), $pos); 490 return true; 491 } 492 493 function media($match, $state, $pos) { 494 $p = Doku_Handler_Parse_Media($match); 495 496 $this->_addCall( 497 $p['type'], 498 array($p['src'], $p['title'], $p['align'], $p['width'], 499 $p['height'], $p['cache'], $p['linking']), 500 $pos 501 ); 502 return true; 503 } 504 505 function rss($match, $state, $pos) { 506 $link = preg_replace(array('/^\{\{rss>/','/\}\}$/'),'',$match); 507 508 // get params 509 list($link,$params) = explode(' ',$link,2); 510 511 $p = array(); 512 if(preg_match('/\b(\d+)\b/',$params,$match)){ 513 $p['max'] = $match[1]; 514 }else{ 515 $p['max'] = 8; 516 } 517 $p['reverse'] = (preg_match('/rev/',$params)); 518 $p['author'] = (preg_match('/\b(by|author)/',$params)); 519 $p['date'] = (preg_match('/\b(date)/',$params)); 520 $p['details'] = (preg_match('/\b(desc|detail)/',$params)); 521 522 if (preg_match('/\b(\d+)([dhm])\b/',$params,$match)) { 523 $period = array('d' => 86400, 'h' => 3600, 'm' => 60); 524 $p['refresh'] = max(600,$match[1]*$period[$match[2]]); // n * period in seconds, minimum 10 minutes 525 } else { 526 $p['refresh'] = 14400; // default to 4 hours 527 } 528 529 $this->_addCall('rss',array($link,$p),$pos); 530 return true; 531 } 532 533 function externallink($match, $state, $pos) { 534 $url = $match; 535 $title = null; 536 537 // add protocol on simple short URLs 538 if(substr($url,0,3) == 'ftp' && (substr($url,0,6) != 'ftp://')){ 539 $title = $url; 540 $url = 'ftp://'.$url; 541 } 542 if(substr($url,0,3) == 'www' && (substr($url,0,7) != 'http://')){ 543 $title = $url; 544 $url = 'http://'.$url; 545 } 546 547 $this->_addCall('externallink',array($url, $title), $pos); 548 return true; 549 } 550 551 function emaillink($match, $state, $pos) { 552 $email = preg_replace(array('/^</','/>$/'),'',$match); 553 $this->_addCall('emaillink',array($email, NULL), $pos); 554 return true; 555 } 556 557 function table($match, $state, $pos) { 558 switch ( $state ) { 559 560 case DOKU_LEXER_ENTER: 561 562 $ReWriter = new Doku_Handler_Table($this->CallWriter); 563 $this->CallWriter = & $ReWriter; 564 565 $this->_addCall('table_start', array($pos + 1), $pos); 566 if ( trim($match) == '^' ) { 567 $this->_addCall('tableheader', array(), $pos); 568 } else { 569 $this->_addCall('tablecell', array(), $pos); 570 } 571 break; 572 573 case DOKU_LEXER_EXIT: 574 $this->_addCall('table_end', array($pos), $pos); 575 $this->CallWriter->process(); 576 $ReWriter = & $this->CallWriter; 577 $this->CallWriter = & $ReWriter->CallWriter; 578 break; 579 580 case DOKU_LEXER_UNMATCHED: 581 if ( trim($match) != '' ) { 582 $this->_addCall('cdata',array($match), $pos); 583 } 584 break; 585 586 case DOKU_LEXER_MATCHED: 587 if ( $match == ' ' ){ 588 $this->_addCall('cdata', array($match), $pos); 589 } else if ( preg_match('/:::/',$match) ) { 590 $this->_addCall('rowspan', array($match), $pos); 591 } else if ( preg_match('/\t+/',$match) ) { 592 $this->_addCall('table_align', array($match), $pos); 593 } else if ( preg_match('/ {2,}/',$match) ) { 594 $this->_addCall('table_align', array($match), $pos); 595 } else if ( $match == "\n|" ) { 596 $this->_addCall('table_row', array(), $pos); 597 $this->_addCall('tablecell', array(), $pos); 598 } else if ( $match == "\n^" ) { 599 $this->_addCall('table_row', array(), $pos); 600 $this->_addCall('tableheader', array(), $pos); 601 } else if ( $match == '|' ) { 602 $this->_addCall('tablecell', array(), $pos); 603 } else if ( $match == '^' ) { 604 $this->_addCall('tableheader', array(), $pos); 605 } 606 break; 607 } 608 return true; 609 } 610} 611 612//------------------------------------------------------------------------ 613function Doku_Handler_Parse_Media($match) { 614 615 // Strip the opening and closing markup 616 $link = preg_replace(array('/^\{\{/','/\}\}$/u'),'',$match); 617 618 // Split title from URL 619 $link = explode('|',$link,2); 620 621 622 // Check alignment 623 $ralign = (bool)preg_match('/^ /',$link[0]); 624 $lalign = (bool)preg_match('/ $/',$link[0]); 625 626 // Logic = what's that ;)... 627 if ( $lalign & $ralign ) { 628 $align = 'center'; 629 } else if ( $ralign ) { 630 $align = 'right'; 631 } else if ( $lalign ) { 632 $align = 'left'; 633 } else { 634 $align = NULL; 635 } 636 637 // The title... 638 if ( !isset($link[1]) ) { 639 $link[1] = NULL; 640 } 641 642 //remove aligning spaces 643 $link[0] = trim($link[0]); 644 645 //split into src and parameters (using the very last questionmark) 646 $pos = strrpos($link[0], '?'); 647 if($pos !== false){ 648 $src = substr($link[0],0,$pos); 649 $param = substr($link[0],$pos+1); 650 }else{ 651 $src = $link[0]; 652 $param = ''; 653 } 654 655 //parse width and height 656 if(preg_match('#(\d+)(x(\d+))?#i',$param,$size)){ 657 ($size[1]) ? $w = $size[1] : $w = NULL; 658 ($size[3]) ? $h = $size[3] : $h = NULL; 659 } else { 660 $w = NULL; 661 $h = NULL; 662 } 663 664 //get linking command 665 if(preg_match('/nolink/i',$param)){ 666 $linking = 'nolink'; 667 }else if(preg_match('/direct/i',$param)){ 668 $linking = 'direct'; 669 }else if(preg_match('/linkonly/i',$param)){ 670 $linking = 'linkonly'; 671 }else{ 672 $linking = 'details'; 673 } 674 675 //get caching command 676 if (preg_match('/(nocache|recache)/i',$param,$cachemode)){ 677 $cache = $cachemode[1]; 678 }else{ 679 $cache = 'cache'; 680 } 681 682 // Check whether this is a local or remote image 683 if ( preg_match('#^(https?|ftp)#i',$src) ) { 684 $call = 'externalmedia'; 685 } else { 686 $call = 'internalmedia'; 687 } 688 689 $params = array( 690 'type'=>$call, 691 'src'=>$src, 692 'title'=>$link[1], 693 'align'=>$align, 694 'width'=>$w, 695 'height'=>$h, 696 'cache'=>$cache, 697 'linking'=>$linking, 698 ); 699 700 return $params; 701} 702 703//------------------------------------------------------------------------ 704class Doku_Handler_CallWriter { 705 706 var $Handler; 707 708 function Doku_Handler_CallWriter(& $Handler) { 709 $this->Handler = & $Handler; 710 } 711 712 function writeCall($call) { 713 $this->Handler->calls[] = $call; 714 } 715 716 function writeCalls($calls) { 717 $this->Handler->calls = array_merge($this->Handler->calls, $calls); 718 } 719 720 // function is required, but since this call writer is first/highest in 721 // the chain it is not required to do anything 722 function finalise() { 723 unset($this->Handler); 724 } 725} 726 727//------------------------------------------------------------------------ 728/** 729 * Generic call writer class to handle nesting of rendering instructions 730 * within a render instruction. Also see nest() method of renderer base class 731 * 732 * @author Chris Smith <chris@jalakai.co.uk> 733 */ 734class Doku_Handler_Nest { 735 736 var $CallWriter; 737 var $calls = array(); 738 739 var $closingInstruction; 740 741 /** 742 * constructor 743 * 744 * @param object $CallWriter the renderers current call writer 745 * @param string $close closing instruction name, this is required to properly terminate the 746 * syntax mode if the document ends without a closing pattern 747 */ 748 function Doku_Handler_Nest(& $CallWriter, $close="nest_close") { 749 $this->CallWriter = & $CallWriter; 750 751 $this->closingInstruction = $close; 752 } 753 754 function writeCall($call) { 755 $this->calls[] = $call; 756 } 757 758 function writeCalls($calls) { 759 $this->calls = array_merge($this->calls, $calls); 760 } 761 762 function finalise() { 763 $last_call = end($this->calls); 764 $this->writeCall(array($this->closingInstruction,array(), $last_call[2])); 765 766 $this->process(); 767 $this->CallWriter->finalise(); 768 unset($this->CallWriter); 769 } 770 771 function process() { 772 // merge consecutive cdata 773 $unmerged_calls = $this->calls; 774 $this->calls = array(); 775 776 foreach ($unmerged_calls as $call) $this->addCall($call); 777 778 $first_call = reset($this->calls); 779 $this->CallWriter->writeCall(array("nest", array($this->calls), $first_call[2])); 780 } 781 782 function addCall($call) { 783 $key = count($this->calls); 784 if ($key and ($call[0] == 'cdata') and ($this->calls[$key-1][0] == 'cdata')) { 785 $this->calls[$key-1][1][0] .= $call[1][0]; 786 } else if ($call[0] == 'eol') { 787 // do nothing (eol shouldn't be allowed, to counter preformatted fix in #1652 & #1699) 788 } else { 789 $this->calls[] = $call; 790 } 791 } 792} 793 794class Doku_Handler_List { 795 796 var $CallWriter; 797 798 var $calls = array(); 799 var $listCalls = array(); 800 var $listStack = array(); 801 802 function Doku_Handler_List(& $CallWriter) { 803 $this->CallWriter = & $CallWriter; 804 } 805 806 function writeCall($call) { 807 $this->calls[] = $call; 808 } 809 810 // Probably not needed but just in case... 811 function writeCalls($calls) { 812 $this->calls = array_merge($this->calls, $calls); 813# $this->CallWriter->writeCalls($this->calls); 814 } 815 816 function finalise() { 817 $last_call = end($this->calls); 818 $this->writeCall(array('list_close',array(), $last_call[2])); 819 820 $this->process(); 821 $this->CallWriter->finalise(); 822 unset($this->CallWriter); 823 } 824 825 //------------------------------------------------------------------------ 826 function process() { 827 828 foreach ( $this->calls as $call ) { 829 switch ($call[0]) { 830 case 'list_item': 831 $this->listOpen($call); 832 break; 833 case 'list_open': 834 $this->listStart($call); 835 break; 836 case 'list_close': 837 $this->listEnd($call); 838 break; 839 default: 840 $this->listContent($call); 841 break; 842 } 843 } 844 845 $this->CallWriter->writeCalls($this->listCalls); 846 } 847 848 //------------------------------------------------------------------------ 849 function listStart($call) { 850 $depth = $this->interpretSyntax($call[1][0], $listType); 851 852 $this->initialDepth = $depth; 853 $this->listStack[] = array($listType, $depth); 854 855 $this->listCalls[] = array('list'.$listType.'_open',array(),$call[2]); 856 $this->listCalls[] = array('listitem_open',array(1),$call[2]); 857 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 858 } 859 860 //------------------------------------------------------------------------ 861 function listEnd($call) { 862 $closeContent = true; 863 864 while ( $list = array_pop($this->listStack) ) { 865 if ( $closeContent ) { 866 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 867 $closeContent = false; 868 } 869 $this->listCalls[] = array('listitem_close',array(),$call[2]); 870 $this->listCalls[] = array('list'.$list[0].'_close', array(), $call[2]); 871 } 872 } 873 874 //------------------------------------------------------------------------ 875 function listOpen($call) { 876 $depth = $this->interpretSyntax($call[1][0], $listType); 877 $end = end($this->listStack); 878 879 // Not allowed to be shallower than initialDepth 880 if ( $depth < $this->initialDepth ) { 881 $depth = $this->initialDepth; 882 } 883 884 //------------------------------------------------------------------------ 885 if ( $depth == $end[1] ) { 886 887 // Just another item in the list... 888 if ( $listType == $end[0] ) { 889 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 890 $this->listCalls[] = array('listitem_close',array(),$call[2]); 891 $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]); 892 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 893 894 // Switched list type... 895 } else { 896 897 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 898 $this->listCalls[] = array('listitem_close',array(),$call[2]); 899 $this->listCalls[] = array('list'.$end[0].'_close', array(), $call[2]); 900 $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]); 901 $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]); 902 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 903 904 array_pop($this->listStack); 905 $this->listStack[] = array($listType, $depth); 906 } 907 908 //------------------------------------------------------------------------ 909 // Getting deeper... 910 } else if ( $depth > $end[1] ) { 911 912 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 913 $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]); 914 $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]); 915 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 916 917 $this->listStack[] = array($listType, $depth); 918 919 //------------------------------------------------------------------------ 920 // Getting shallower ( $depth < $end[1] ) 921 } else { 922 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 923 $this->listCalls[] = array('listitem_close',array(),$call[2]); 924 $this->listCalls[] = array('list'.$end[0].'_close',array(),$call[2]); 925 926 // Throw away the end - done 927 array_pop($this->listStack); 928 929 while (1) { 930 $end = end($this->listStack); 931 932 if ( $end[1] <= $depth ) { 933 934 // Normalize depths 935 $depth = $end[1]; 936 937 $this->listCalls[] = array('listitem_close',array(),$call[2]); 938 939 if ( $end[0] == $listType ) { 940 $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]); 941 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 942 943 } else { 944 // Switching list type... 945 $this->listCalls[] = array('list'.$end[0].'_close', array(), $call[2]); 946 $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]); 947 $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]); 948 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 949 950 array_pop($this->listStack); 951 $this->listStack[] = array($listType, $depth); 952 } 953 954 break; 955 956 // Haven't dropped down far enough yet.... ( $end[1] > $depth ) 957 } else { 958 959 $this->listCalls[] = array('listitem_close',array(),$call[2]); 960 $this->listCalls[] = array('list'.$end[0].'_close',array(),$call[2]); 961 962 array_pop($this->listStack); 963 964 } 965 966 } 967 968 } 969 } 970 971 //------------------------------------------------------------------------ 972 function listContent($call) { 973 $this->listCalls[] = $call; 974 } 975 976 //------------------------------------------------------------------------ 977 function interpretSyntax($match, & $type) { 978 if ( substr($match,-1) == '*' ) { 979 $type = 'u'; 980 } else { 981 $type = 'o'; 982 } 983 // Is the +1 needed? It used to be count(explode(...)) 984 // but I don't think the number is seen outside this handler 985 return substr_count(str_replace("\t",' ',$match), ' ') + 1; 986 } 987} 988 989//------------------------------------------------------------------------ 990class Doku_Handler_Preformatted { 991 992 var $CallWriter; 993 994 var $calls = array(); 995 var $pos; 996 var $text =''; 997 998 999 1000 function Doku_Handler_Preformatted(& $CallWriter) { 1001 $this->CallWriter = & $CallWriter; 1002 } 1003 1004 function writeCall($call) { 1005 $this->calls[] = $call; 1006 } 1007 1008 // Probably not needed but just in case... 1009 function writeCalls($calls) { 1010 $this->calls = array_merge($this->calls, $calls); 1011# $this->CallWriter->writeCalls($this->calls); 1012 } 1013 1014 function finalise() { 1015 $last_call = end($this->calls); 1016 $this->writeCall(array('preformatted_end',array(), $last_call[2])); 1017 1018 $this->process(); 1019 $this->CallWriter->finalise(); 1020 unset($this->CallWriter); 1021 } 1022 1023 function process() { 1024 foreach ( $this->calls as $call ) { 1025 switch ($call[0]) { 1026 case 'preformatted_start': 1027 $this->pos = $call[2]; 1028 break; 1029 case 'preformatted_newline': 1030 $this->text .= "\n"; 1031 break; 1032 case 'preformatted_content': 1033 $this->text .= $call[1][0]; 1034 break; 1035 case 'preformatted_end': 1036 if (trim($this->text)) { 1037 $this->CallWriter->writeCall(array('preformatted',array($this->text),$this->pos)); 1038 } 1039 // see FS#1699 & FS#1652, add 'eol' instructions to ensure proper triggering of following p_open 1040 $this->CallWriter->writeCall(array('eol',array(),$this->pos)); 1041 $this->CallWriter->writeCall(array('eol',array(),$this->pos)); 1042 break; 1043 } 1044 } 1045 } 1046 1047} 1048 1049//------------------------------------------------------------------------ 1050class Doku_Handler_Quote { 1051 1052 var $CallWriter; 1053 1054 var $calls = array(); 1055 1056 var $quoteCalls = array(); 1057 1058 function Doku_Handler_Quote(& $CallWriter) { 1059 $this->CallWriter = & $CallWriter; 1060 } 1061 1062 function writeCall($call) { 1063 $this->calls[] = $call; 1064 } 1065 1066 // Probably not needed but just in case... 1067 function writeCalls($calls) { 1068 $this->calls = array_merge($this->calls, $calls); 1069 } 1070 1071 function finalise() { 1072 $last_call = end($this->calls); 1073 $this->writeCall(array('quote_end',array(), $last_call[2])); 1074 1075 $this->process(); 1076 $this->CallWriter->finalise(); 1077 unset($this->CallWriter); 1078 } 1079 1080 function process() { 1081 1082 $quoteDepth = 1; 1083 1084 foreach ( $this->calls as $call ) { 1085 switch ($call[0]) { 1086 1087 case 'quote_start': 1088 1089 $this->quoteCalls[] = array('quote_open',array(),$call[2]); 1090 1091 case 'quote_newline': 1092 1093 $quoteLength = $this->getDepth($call[1][0]); 1094 1095 if ( $quoteLength > $quoteDepth ) { 1096 $quoteDiff = $quoteLength - $quoteDepth; 1097 for ( $i = 1; $i <= $quoteDiff; $i++ ) { 1098 $this->quoteCalls[] = array('quote_open',array(),$call[2]); 1099 } 1100 } else if ( $quoteLength < $quoteDepth ) { 1101 $quoteDiff = $quoteDepth - $quoteLength; 1102 for ( $i = 1; $i <= $quoteDiff; $i++ ) { 1103 $this->quoteCalls[] = array('quote_close',array(),$call[2]); 1104 } 1105 } else { 1106 if ($call[0] != 'quote_start') $this->quoteCalls[] = array('linebreak',array(),$call[2]); 1107 } 1108 1109 $quoteDepth = $quoteLength; 1110 1111 break; 1112 1113 case 'quote_end': 1114 1115 if ( $quoteDepth > 1 ) { 1116 $quoteDiff = $quoteDepth - 1; 1117 for ( $i = 1; $i <= $quoteDiff; $i++ ) { 1118 $this->quoteCalls[] = array('quote_close',array(),$call[2]); 1119 } 1120 } 1121 1122 $this->quoteCalls[] = array('quote_close',array(),$call[2]); 1123 1124 $this->CallWriter->writeCalls($this->quoteCalls); 1125 break; 1126 1127 default: 1128 $this->quoteCalls[] = $call; 1129 break; 1130 } 1131 } 1132 } 1133 1134 function getDepth($marker) { 1135 preg_match('/>{1,}/', $marker, $matches); 1136 $quoteLength = strlen($matches[0]); 1137 return $quoteLength; 1138 } 1139} 1140 1141//------------------------------------------------------------------------ 1142class Doku_Handler_Table { 1143 1144 var $CallWriter; 1145 1146 var $calls = array(); 1147 var $tableCalls = array(); 1148 var $maxCols = 0; 1149 var $maxRows = 1; 1150 var $currentCols = 0; 1151 var $firstCell = false; 1152 var $lastCellType = 'tablecell'; 1153 1154 function Doku_Handler_Table(& $CallWriter) { 1155 $this->CallWriter = & $CallWriter; 1156 } 1157 1158 function writeCall($call) { 1159 $this->calls[] = $call; 1160 } 1161 1162 // Probably not needed but just in case... 1163 function writeCalls($calls) { 1164 $this->calls = array_merge($this->calls, $calls); 1165 } 1166 1167 function finalise() { 1168 $last_call = end($this->calls); 1169 $this->writeCall(array('table_end',array(), $last_call[2])); 1170 1171 $this->process(); 1172 $this->CallWriter->finalise(); 1173 unset($this->CallWriter); 1174 } 1175 1176 //------------------------------------------------------------------------ 1177 function process() { 1178 foreach ( $this->calls as $call ) { 1179 switch ( $call[0] ) { 1180 case 'table_start': 1181 $this->tableStart($call); 1182 break; 1183 case 'table_row': 1184 $this->tableRowClose($call); 1185 $this->tableRowOpen(array('tablerow_open',$call[1],$call[2])); 1186 break; 1187 case 'tableheader': 1188 case 'tablecell': 1189 $this->tableCell($call); 1190 break; 1191 case 'table_end': 1192 $this->tableRowClose($call); 1193 $this->tableEnd($call); 1194 break; 1195 default: 1196 $this->tableDefault($call); 1197 break; 1198 } 1199 } 1200 $this->CallWriter->writeCalls($this->tableCalls); 1201 } 1202 1203 function tableStart($call) { 1204 $this->tableCalls[] = array('table_open',$call[1],$call[2]); 1205 $this->tableCalls[] = array('tablerow_open',array(),$call[2]); 1206 $this->firstCell = true; 1207 } 1208 1209 function tableEnd($call) { 1210 $this->tableCalls[] = array('table_close',$call[1],$call[2]); 1211 $this->finalizeTable(); 1212 } 1213 1214 function tableRowOpen($call) { 1215 $this->tableCalls[] = $call; 1216 $this->currentCols = 0; 1217 $this->firstCell = true; 1218 $this->lastCellType = 'tablecell'; 1219 $this->maxRows++; 1220 } 1221 1222 function tableRowClose($call) { 1223 // Strip off final cell opening and anything after it 1224 while ( $discard = array_pop($this->tableCalls ) ) { 1225 1226 if ( $discard[0] == 'tablecell_open' || $discard[0] == 'tableheader_open') { 1227 break; 1228 } 1229 } 1230 $this->tableCalls[] = array('tablerow_close', array(), $call[2]); 1231 1232 if ( $this->currentCols > $this->maxCols ) { 1233 $this->maxCols = $this->currentCols; 1234 } 1235 } 1236 1237 function tableCell($call) { 1238 if ( !$this->firstCell ) { 1239 1240 // Increase the span 1241 $lastCall = end($this->tableCalls); 1242 1243 // A cell call which follows an open cell means an empty cell so span 1244 if ( $lastCall[0] == 'tablecell_open' || $lastCall[0] == 'tableheader_open' ) { 1245 $this->tableCalls[] = array('colspan',array(),$call[2]); 1246 1247 } 1248 1249 $this->tableCalls[] = array($this->lastCellType.'_close',array(),$call[2]); 1250 $this->tableCalls[] = array($call[0].'_open',array(1,NULL,1),$call[2]); 1251 $this->lastCellType = $call[0]; 1252 1253 } else { 1254 1255 $this->tableCalls[] = array($call[0].'_open',array(1,NULL,1),$call[2]); 1256 $this->lastCellType = $call[0]; 1257 $this->firstCell = false; 1258 1259 } 1260 1261 $this->currentCols++; 1262 } 1263 1264 function tableDefault($call) { 1265 $this->tableCalls[] = $call; 1266 } 1267 1268 function finalizeTable() { 1269 1270 // Add the max cols and rows to the table opening 1271 if ( $this->tableCalls[0][0] == 'table_open' ) { 1272 // Adjust to num cols not num col delimeters 1273 $this->tableCalls[0][1][] = $this->maxCols - 1; 1274 $this->tableCalls[0][1][] = $this->maxRows; 1275 $this->tableCalls[0][1][] = array_shift($this->tableCalls[0][1]); 1276 } else { 1277 trigger_error('First element in table call list is not table_open'); 1278 } 1279 1280 $lastRow = 0; 1281 $lastCell = 0; 1282 $cellKey = array(); 1283 $toDelete = array(); 1284 1285 // Look for the colspan elements and increment the colspan on the 1286 // previous non-empty opening cell. Once done, delete all the cells 1287 // that contain colspans 1288 for ($key = 0 ; $key < count($this->tableCalls) ; ++$key) { 1289 $call = $this->tableCalls[$key]; 1290 1291 switch ($call[0]) { 1292 case 'tablerow_open': 1293 1294 $lastRow++; 1295 $lastCell = 0; 1296 break; 1297 1298 case 'tablecell_open': 1299 case 'tableheader_open': 1300 1301 $lastCell++; 1302 $cellKey[$lastRow][$lastCell] = $key; 1303 break; 1304 1305 case 'table_align': 1306 1307 $prev = in_array($this->tableCalls[$key-1][0], array('tablecell_open', 'tableheader_open')); 1308 $next = in_array($this->tableCalls[$key+1][0], array('tablecell_close', 'tableheader_close')); 1309 // If the cell is empty, align left 1310 if ($prev && $next) { 1311 $this->tableCalls[$key-1][1][1] = 'left'; 1312 1313 // If the previous element was a cell open, align right 1314 } elseif ($prev) { 1315 $this->tableCalls[$key-1][1][1] = 'right'; 1316 1317 // If the next element is the close of an element, align either center or left 1318 } elseif ( $next) { 1319 if ( $this->tableCalls[$cellKey[$lastRow][$lastCell]][1][1] == 'right' ) { 1320 $this->tableCalls[$cellKey[$lastRow][$lastCell]][1][1] = 'center'; 1321 } else { 1322 $this->tableCalls[$cellKey[$lastRow][$lastCell]][1][1] = 'left'; 1323 } 1324 1325 } 1326 1327 // Now convert the whitespace back to cdata 1328 $this->tableCalls[$key][0] = 'cdata'; 1329 break; 1330 1331 case 'colspan': 1332 1333 $this->tableCalls[$key-1][1][0] = false; 1334 1335 for($i = $key-2; $i >= $cellKey[$lastRow][1]; $i--) { 1336 1337 if ( $this->tableCalls[$i][0] == 'tablecell_open' || $this->tableCalls[$i][0] == 'tableheader_open' ) { 1338 1339 if ( false !== $this->tableCalls[$i][1][0] ) { 1340 $this->tableCalls[$i][1][0]++; 1341 break; 1342 } 1343 1344 1345 } 1346 } 1347 1348 $toDelete[] = $key-1; 1349 $toDelete[] = $key; 1350 $toDelete[] = $key+1; 1351 break; 1352 1353 case 'rowspan': 1354 1355 if ( $this->tableCalls[$key-1][0] == 'cdata' ) { 1356 // ignore rowspan if previous call was cdata (text mixed with :::) we don't have to check next call as that wont match regex 1357 $this->tableCalls[$key][0] = 'cdata'; 1358 1359 } else { 1360 1361 $spanning_cell = null; 1362 for($i = $lastRow-1; $i > 0; $i--) { 1363 1364 if ( $this->tableCalls[$cellKey[$i][$lastCell]][0] == 'tablecell_open' || $this->tableCalls[$cellKey[$i][$lastCell]][0] == 'tableheader_open' ) { 1365 1366 if ($this->tableCalls[$cellKey[$i][$lastCell]][1][2] >= $lastRow - $i) { 1367 $spanning_cell = $i; 1368 break; 1369 } 1370 1371 1372 } 1373 } 1374 if (is_null($spanning_cell)) { 1375 // No spanning cell found, so convert this cell to 1376 // an empty one to avoid broken tables 1377 $this->tableCells[$key][1][1] = ''; 1378 continue; 1379 } 1380 $this->tableCalls[$cellKey[$spanning_cell][$lastCell]][1][2]++; 1381 1382 $this->tableCalls[$key-1][1][2] = false; 1383 1384 $toDelete[] = $key-1; 1385 $toDelete[] = $key; 1386 $toDelete[] = $key+1; 1387 } 1388 break; 1389 1390 case 'tablerow_close': 1391 1392 // Fix broken tables by adding missing cells 1393 while (++$lastCell < $this->maxCols) { 1394 array_splice($this->tableCalls, $key, 0, array( 1395 array('tablecell_open', array(1, null, 1), $call[2]), 1396 array('cdata', array(''), $call[2]), 1397 array('tablecell_close', array(), $call[2]))); 1398 $key += 3; 1399 } 1400 1401 break; 1402 1403 } 1404 } 1405 1406 1407 // condense cdata 1408 $cnt = count($this->tableCalls); 1409 for( $key = 0; $key < $cnt; $key++){ 1410 if($this->tableCalls[$key][0] == 'cdata'){ 1411 $ckey = $key; 1412 $key++; 1413 while($this->tableCalls[$key][0] == 'cdata'){ 1414 $this->tableCalls[$ckey][1][0] .= $this->tableCalls[$key][1][0]; 1415 $toDelete[] = $key; 1416 $key++; 1417 } 1418 continue; 1419 } 1420 } 1421 1422 foreach ( $toDelete as $delete ) { 1423 unset($this->tableCalls[$delete]); 1424 } 1425 $this->tableCalls = array_values($this->tableCalls); 1426 } 1427} 1428 1429 1430/** 1431 * Handler for paragraphs 1432 * 1433 * @author Harry Fuecks <hfuecks@gmail.com> 1434 */ 1435class Doku_Handler_Block { 1436 1437 var $calls = array(); 1438 1439 var $blockStack = array(); 1440 1441 var $inParagraph = false; 1442 var $atStart = true; 1443 var $skipEolKey = -1; 1444 1445 // Blocks these should not be inside paragraphs 1446 var $blockOpen = array( 1447 'header', 1448 'listu_open','listo_open','listitem_open','listcontent_open', 1449 'table_open','tablerow_open','tablecell_open','tableheader_open', 1450 'quote_open', 1451 'section_open', // Needed to prevent p_open between header and section_open 1452 'code','file','hr','preformatted','rss', 1453 'htmlblock','phpblock', 1454 ); 1455 1456 var $blockClose = array( 1457 'header', 1458 'listu_close','listo_close','listitem_close','listcontent_close', 1459 'table_close','tablerow_close','tablecell_close','tableheader_close', 1460 'quote_close', 1461 'section_close', // Needed to prevent p_close after section_close 1462 'code','file','hr','preformatted','rss', 1463 'htmlblock','phpblock', 1464 ); 1465 1466 // Stacks can contain paragraphs 1467 var $stackOpen = array( 1468 'footnote_open','section_open', 1469 ); 1470 1471 var $stackClose = array( 1472 'footnote_close','section_close', 1473 ); 1474 1475 1476 /** 1477 * Constructor. Adds loaded syntax plugins to the block and stack 1478 * arrays 1479 * 1480 * @author Andreas Gohr <andi@splitbrain.org> 1481 */ 1482 function Doku_Handler_Block(){ 1483 global $DOKU_PLUGINS; 1484 //check if syntax plugins were loaded 1485 if(empty($DOKU_PLUGINS['syntax'])) return; 1486 foreach($DOKU_PLUGINS['syntax'] as $n => $p){ 1487 $ptype = $p->getPType(); 1488 if($ptype == 'block'){ 1489 $this->blockOpen[] = 'plugin_'.$n; 1490 $this->blockClose[] = 'plugin_'.$n; 1491 }elseif($ptype == 'stack'){ 1492 $this->stackOpen[] = 'plugin_'.$n; 1493 $this->stackClose[] = 'plugin_'.$n; 1494 } 1495 } 1496 } 1497 1498 /** 1499 * Close a paragraph if needed 1500 * 1501 * This function makes sure there are no empty paragraphs on the stack 1502 * 1503 * @author Andreas Gohr <andi@splitbrain.org> 1504 */ 1505 function closeParagraph($pos){ 1506 // look back if there was any content - we don't want empty paragraphs 1507 $content = ''; 1508 for($i=count($this->calls)-1; $i>=0; $i--){ 1509 if($this->calls[$i][0] == 'p_open'){ 1510 break; 1511 }elseif($this->calls[$i][0] == 'cdata'){ 1512 $content .= $this->calls[$i][1][0]; 1513 }else{ 1514 $content = 'found markup'; 1515 break; 1516 } 1517 } 1518 1519 if(trim($content)==''){ 1520 //remove the whole paragraph 1521 array_splice($this->calls,$i); 1522 }else{ 1523 $this->calls[] = array('p_close',array(), $pos); 1524 } 1525 1526 $this->inParagraph = false; 1527 } 1528 1529 /** 1530 * Processes the whole instruction stack to open and close paragraphs 1531 * 1532 * @author Harry Fuecks <hfuecks@gmail.com> 1533 * @author Andreas Gohr <andi@splitbrain.org> 1534 * @todo This thing is really messy and should be rewritten 1535 */ 1536 function process($calls) { 1537 foreach ( $calls as $key => $call ) { 1538 $cname = $call[0]; 1539 if($cname == 'plugin') { 1540 $cname='plugin_'.$call[1][0]; 1541 1542 $plugin = true; 1543 $plugin_open = (($call[1][2] == DOKU_LEXER_ENTER) || ($call[1][2] == DOKU_LEXER_SPECIAL)); 1544 $plugin_close = (($call[1][2] == DOKU_LEXER_EXIT) || ($call[1][2] == DOKU_LEXER_SPECIAL)); 1545 } else { 1546 $plugin = false; 1547 } 1548 1549 // Process blocks which are stack like... (contain linefeeds) 1550 if ( in_array($cname,$this->stackOpen ) && (!$plugin || $plugin_open) ) { 1551 1552 // Hack - footnotes shouldn't immediately contain a p_open 1553 if ($this->addToStack($cname != 'footnote_open')) { 1554 $this->closeParagraph($call[2]); 1555 } 1556 $this->calls[] = $call; 1557 1558 continue; 1559 } 1560 1561 if ( in_array($cname,$this->stackClose ) && (!$plugin || $plugin_close)) { 1562 1563 if ( $this->inParagraph ) { 1564 $this->closeParagraph($call[2]); 1565 } 1566 $this->calls[] = $call; 1567 if ($this->removeFromStack()) { 1568 $this->calls[] = array('p_open',array(), $call[2]); 1569 } 1570 continue; 1571 } 1572 1573 if ( !$this->atStart ) { 1574 1575 if ( $cname == 'eol' ) { 1576 1577 // Check this isn't an eol instruction to skip... 1578 if ( $this->skipEolKey != $key ) { 1579 // Look to see if the next instruction is an EOL 1580 if ( isset($calls[$key+1]) && $calls[$key+1][0] == 'eol' ) { 1581 1582 if ( $this->inParagraph ) { 1583 //$this->calls[] = array('p_close',array(), $call[2]); 1584 $this->closeParagraph($call[2]); 1585 } 1586 1587 $this->calls[] = array('p_open',array(), $call[2]); 1588 $this->inParagraph = true; 1589 1590 1591 // Mark the next instruction for skipping 1592 $this->skipEolKey = $key+1; 1593 1594 }else{ 1595 //if this is just a single eol make a space from it 1596 $this->addCall(array('cdata',array(DOKU_PARSER_EOL), $call[2])); 1597 } 1598 } 1599 1600 1601 } else { 1602 1603 $storeCall = true; 1604 if ( $this->inParagraph && (in_array($cname, $this->blockOpen) && (!$plugin || $plugin_open))) { 1605 $this->closeParagraph($call[2]); 1606 $this->calls[] = $call; 1607 $storeCall = false; 1608 } 1609 1610 if ( in_array($cname, $this->blockClose) && (!$plugin || $plugin_close)) { 1611 if ( $this->inParagraph ) { 1612 $this->closeParagraph($call[2]); 1613 } 1614 if ( $storeCall ) { 1615 $this->calls[] = $call; 1616 $storeCall = false; 1617 } 1618 1619 // This really sucks and suggests this whole class sucks but... 1620 if ( isset($calls[$key+1])) { 1621 $cname_plusone = $calls[$key+1][0]; 1622 if ($cname_plusone == 'plugin') { 1623 $cname_plusone = 'plugin'.$calls[$key+1][1][0]; 1624 1625 // plugin test, true if plugin has a state which precludes it requiring blockOpen or blockClose 1626 $plugin_plusone = true; 1627 $plugin_test = ($call[$key+1][1][2] == DOKU_LEXER_MATCHED) || ($call[$key+1][1][2] == DOKU_LEXER_MATCHED); 1628 } else { 1629 $plugin_plusone = false; 1630 } 1631 if ((!in_array($cname_plusone, $this->blockOpen) && !in_array($cname_plusone, $this->blockClose)) || 1632 ($plugin_plusone && $plugin_test) 1633 ) { 1634 1635 $this->calls[] = array('p_open',array(), $call[2]); 1636 $this->inParagraph = true; 1637 } 1638 } 1639 } 1640 1641 if ( $storeCall ) { 1642 $this->addCall($call); 1643 } 1644 1645 } 1646 1647 1648 } else { 1649 1650 // Unless there's already a block at the start, start a paragraph 1651 if ( !in_array($cname,$this->blockOpen) ) { 1652 $this->calls[] = array('p_open',array(), $call[2]); 1653 if ( $call[0] != 'eol' ) { 1654 $this->calls[] = $call; 1655 } 1656 $this->atStart = false; 1657 $this->inParagraph = true; 1658 } else { 1659 $this->addCall($call); 1660 $this->atStart = false; 1661 } 1662 1663 } 1664 1665 } 1666 1667 if ( $this->inParagraph ) { 1668 if ( $cname == 'p_open' ) { 1669 // Ditch the last call 1670 array_pop($this->calls); 1671 } else if ( !in_array($cname, $this->blockClose) ) { 1672 //$this->calls[] = array('p_close',array(), $call[2]); 1673 $this->closeParagraph($call[2]); 1674 } else { 1675 $last_call = array_pop($this->calls); 1676 //$this->calls[] = array('p_close',array(), $call[2]); 1677 $this->closeParagraph($call[2]); 1678 $this->calls[] = $last_call; 1679 } 1680 } 1681 1682 return $this->calls; 1683 } 1684 1685 /** 1686 * 1687 * @return bool true when a p_close() is required 1688 */ 1689 function addToStack($newStart = true) { 1690 $ret = $this->inParagraph; 1691 $this->blockStack[] = array($this->atStart, $this->inParagraph); 1692 $this->atStart = $newStart; 1693 $this->inParagraph = false; 1694 1695 return $ret; 1696 } 1697 1698 function removeFromStack() { 1699 $state = array_pop($this->blockStack); 1700 $this->atStart = $state[0]; 1701 $this->inParagraph = $state[1]; 1702 1703 return $this->inParagraph; 1704 } 1705 1706 function addCall($call) { 1707 $key = count($this->calls); 1708 if ($key and ($call[0] == 'cdata') and ($this->calls[$key-1][0] == 'cdata')) { 1709 $this->calls[$key-1][1][0] .= $call[1][0]; 1710 } else { 1711 $this->calls[] = $call; 1712 } 1713 } 1714} 1715 1716//Setup VIM: ex: et ts=4 : 1717