1<?php 2if (!defined('DOKU_PARSER_EOL')) define('DOKU_PARSER_EOL',"\n"); // add this to make handling test cases simpler 3 4class Doku_Handler { 5 6 var $Renderer = null; 7 8 var $CallWriter = null; 9 10 var $calls = array(); 11 12 var $status = array( 13 'section' => false, 14 'doublequote' => 0, 15 ); 16 17 var $rewriteBlocks = true; 18 19 function __construct() { 20 $this->CallWriter = new Doku_Handler_CallWriter($this); 21 } 22 23 /** 24 * @param string $handler 25 * @param mixed $args 26 * @param integer|string $pos 27 */ 28 function _addCall($handler, $args, $pos) { 29 $call = array($handler,$args, $pos); 30 $this->CallWriter->writeCall($call); 31 } 32 33 function addPluginCall($plugin, $args, $state, $pos, $match) { 34 $call = array('plugin',array($plugin, $args, $state, $match), $pos); 35 $this->CallWriter->writeCall($call); 36 } 37 38 function _finalize(){ 39 40 $this->CallWriter->finalise(); 41 42 if ( $this->status['section'] ) { 43 $last_call = end($this->calls); 44 array_push($this->calls,array('section_close',array(), $last_call[2])); 45 } 46 47 if ( $this->rewriteBlocks ) { 48 $B = new Doku_Handler_Block(); 49 $this->calls = $B->process($this->calls); 50 } 51 52 trigger_event('PARSER_HANDLER_DONE',$this); 53 54 array_unshift($this->calls,array('document_start',array(),0)); 55 $last_call = end($this->calls); 56 array_push($this->calls,array('document_end',array(),$last_call[2])); 57 } 58 59 /** 60 * fetch the current call and advance the pointer to the next one 61 * 62 * @return bool|mixed 63 */ 64 function fetch() { 65 $call = current($this->calls); 66 if($call !== false) { 67 next($this->calls); //advance the pointer 68 return $call; 69 } 70 return false; 71 } 72 73 74 /** 75 * Special plugin handler 76 * 77 * This handler is called for all modes starting with 'plugin_'. 78 * An additional parameter with the plugin name is passed 79 * 80 * @author Andreas Gohr <andi@splitbrain.org> 81 * 82 * @param string|integer $match 83 * @param string|integer $state 84 * @param integer $pos 85 * @param $pluginname 86 * 87 * @return bool 88 */ 89 function plugin($match, $state, $pos, $pluginname){ 90 $data = array($match); 91 /** @var DokuWiki_Syntax_Plugin $plugin */ 92 $plugin = plugin_load('syntax',$pluginname); 93 if($plugin != null){ 94 $data = $plugin->handle($match, $state, $pos, $this); 95 } 96 if ($data !== false) { 97 $this->addPluginCall($pluginname,$data,$state,$pos,$match); 98 } 99 return true; 100 } 101 102 function base($match, $state, $pos) { 103 switch ( $state ) { 104 case DOKU_LEXER_UNMATCHED: 105 $this->_addCall('cdata',array($match), $pos); 106 return true; 107 break; 108 } 109 } 110 111 function header($match, $state, $pos) { 112 // get level and title 113 $title = trim($match); 114 $level = 7 - strspn($title,'='); 115 if($level < 1) $level = 1; 116 $title = trim($title,'='); 117 $title = trim($title); 118 119 if ($this->status['section']) $this->_addCall('section_close',array(),$pos); 120 121 $this->_addCall('header',array($title,$level,$pos), $pos); 122 123 $this->_addCall('section_open',array($level),$pos); 124 $this->status['section'] = true; 125 return true; 126 } 127 128 function notoc($match, $state, $pos) { 129 $this->_addCall('notoc',array(),$pos); 130 return true; 131 } 132 133 function nocache($match, $state, $pos) { 134 $this->_addCall('nocache',array(),$pos); 135 return true; 136 } 137 138 function linebreak($match, $state, $pos) { 139 $this->_addCall('linebreak',array(),$pos); 140 return true; 141 } 142 143 function eol($match, $state, $pos) { 144 $this->_addCall('eol',array(),$pos); 145 return true; 146 } 147 148 function hr($match, $state, $pos) { 149 $this->_addCall('hr',array(),$pos); 150 return true; 151 } 152 153 /** 154 * @param string|integer $match 155 * @param string|integer $state 156 * @param integer $pos 157 * @param string $name 158 */ 159 function _nestingTag($match, $state, $pos, $name) { 160 switch ( $state ) { 161 case DOKU_LEXER_ENTER: 162 $this->_addCall($name.'_open', array(), $pos); 163 break; 164 case DOKU_LEXER_EXIT: 165 $this->_addCall($name.'_close', array(), $pos); 166 break; 167 case DOKU_LEXER_UNMATCHED: 168 $this->_addCall('cdata',array($match), $pos); 169 break; 170 } 171 } 172 173 function strong($match, $state, $pos) { 174 $this->_nestingTag($match, $state, $pos, 'strong'); 175 return true; 176 } 177 178 function emphasis($match, $state, $pos) { 179 $this->_nestingTag($match, $state, $pos, 'emphasis'); 180 return true; 181 } 182 183 function underline($match, $state, $pos) { 184 $this->_nestingTag($match, $state, $pos, 'underline'); 185 return true; 186 } 187 188 function monospace($match, $state, $pos) { 189 $this->_nestingTag($match, $state, $pos, 'monospace'); 190 return true; 191 } 192 193 function subscript($match, $state, $pos) { 194 $this->_nestingTag($match, $state, $pos, 'subscript'); 195 return true; 196 } 197 198 function superscript($match, $state, $pos) { 199 $this->_nestingTag($match, $state, $pos, 'superscript'); 200 return true; 201 } 202 203 function deleted($match, $state, $pos) { 204 $this->_nestingTag($match, $state, $pos, 'deleted'); 205 return true; 206 } 207 208 209 function footnote($match, $state, $pos) { 210// $this->_nestingTag($match, $state, $pos, 'footnote'); 211 if (!isset($this->_footnote)) $this->_footnote = false; 212 213 switch ( $state ) { 214 case DOKU_LEXER_ENTER: 215 // footnotes can not be nested - however due to limitations in lexer it can't be prevented 216 // we will still enter a new footnote mode, we just do nothing 217 if ($this->_footnote) { 218 $this->_addCall('cdata',array($match), $pos); 219 break; 220 } 221 222 $this->_footnote = true; 223 224 $ReWriter = new Doku_Handler_Nest($this->CallWriter,'footnote_close'); 225 $this->CallWriter = & $ReWriter; 226 $this->_addCall('footnote_open', array(), $pos); 227 break; 228 case DOKU_LEXER_EXIT: 229 // check whether we have already exitted the footnote mode, can happen if the modes were nested 230 if (!$this->_footnote) { 231 $this->_addCall('cdata',array($match), $pos); 232 break; 233 } 234 235 $this->_footnote = false; 236 237 $this->_addCall('footnote_close', array(), $pos); 238 $this->CallWriter->process(); 239 $ReWriter = & $this->CallWriter; 240 $this->CallWriter = & $ReWriter->CallWriter; 241 break; 242 case DOKU_LEXER_UNMATCHED: 243 $this->_addCall('cdata', array($match), $pos); 244 break; 245 } 246 return true; 247 } 248 249 function listblock($match, $state, $pos) { 250 switch ( $state ) { 251 case DOKU_LEXER_ENTER: 252 $ReWriter = new Doku_Handler_List($this->CallWriter); 253 $this->CallWriter = & $ReWriter; 254 $this->_addCall('list_open', array($match), $pos); 255 break; 256 case DOKU_LEXER_EXIT: 257 $this->_addCall('list_close', array(), $pos); 258 $this->CallWriter->process(); 259 $ReWriter = & $this->CallWriter; 260 $this->CallWriter = & $ReWriter->CallWriter; 261 break; 262 case DOKU_LEXER_MATCHED: 263 $this->_addCall('list_item', array($match), $pos); 264 break; 265 case DOKU_LEXER_UNMATCHED: 266 $this->_addCall('cdata', array($match), $pos); 267 break; 268 } 269 return true; 270 } 271 272 function unformatted($match, $state, $pos) { 273 if ( $state == DOKU_LEXER_UNMATCHED ) { 274 $this->_addCall('unformatted',array($match), $pos); 275 } 276 return true; 277 } 278 279 function php($match, $state, $pos) { 280 global $conf; 281 if ( $state == DOKU_LEXER_UNMATCHED ) { 282 $this->_addCall('php',array($match), $pos); 283 } 284 return true; 285 } 286 287 function phpblock($match, $state, $pos) { 288 global $conf; 289 if ( $state == DOKU_LEXER_UNMATCHED ) { 290 $this->_addCall('phpblock',array($match), $pos); 291 } 292 return true; 293 } 294 295 function html($match, $state, $pos) { 296 global $conf; 297 if ( $state == DOKU_LEXER_UNMATCHED ) { 298 $this->_addCall('html',array($match), $pos); 299 } 300 return true; 301 } 302 303 function htmlblock($match, $state, $pos) { 304 global $conf; 305 if ( $state == DOKU_LEXER_UNMATCHED ) { 306 $this->_addCall('htmlblock',array($match), $pos); 307 } 308 return true; 309 } 310 311 function preformatted($match, $state, $pos) { 312 switch ( $state ) { 313 case DOKU_LEXER_ENTER: 314 $ReWriter = new Doku_Handler_Preformatted($this->CallWriter); 315 $this->CallWriter = $ReWriter; 316 $this->_addCall('preformatted_start',array(), $pos); 317 break; 318 case DOKU_LEXER_EXIT: 319 $this->_addCall('preformatted_end',array(), $pos); 320 $this->CallWriter->process(); 321 $ReWriter = & $this->CallWriter; 322 $this->CallWriter = & $ReWriter->CallWriter; 323 break; 324 case DOKU_LEXER_MATCHED: 325 $this->_addCall('preformatted_newline',array(), $pos); 326 break; 327 case DOKU_LEXER_UNMATCHED: 328 $this->_addCall('preformatted_content',array($match), $pos); 329 break; 330 } 331 332 return true; 333 } 334 335 function quote($match, $state, $pos) { 336 337 switch ( $state ) { 338 339 case DOKU_LEXER_ENTER: 340 $ReWriter = new Doku_Handler_Quote($this->CallWriter); 341 $this->CallWriter = & $ReWriter; 342 $this->_addCall('quote_start',array($match), $pos); 343 break; 344 345 case DOKU_LEXER_EXIT: 346 $this->_addCall('quote_end',array(), $pos); 347 $this->CallWriter->process(); 348 $ReWriter = & $this->CallWriter; 349 $this->CallWriter = & $ReWriter->CallWriter; 350 break; 351 352 case DOKU_LEXER_MATCHED: 353 $this->_addCall('quote_newline',array($match), $pos); 354 break; 355 356 case DOKU_LEXER_UNMATCHED: 357 $this->_addCall('cdata',array($match), $pos); 358 break; 359 360 } 361 362 return true; 363 } 364 365 /** 366 * Internal function for parsing highlight options. 367 * $options is parsed for key value pairs separated by commas. 368 * A value might also be missing in which case the value will simple 369 * be set to true. Commas in strings are ignored, e.g. option="4,56" 370 * will work as expected and will only create one entry. 371 * 372 * @param string $options space separated list of key-value pairs, 373 * e.g. option1=123, option2="456" 374 * @return array|null Array of key-value pairs $array['key'] = 'value'; 375 * or null if no entries found 376 */ 377 protected function parse_highlight_options ($options) { 378 $result = array(); 379 preg_match_all('/(\w+(?:="[^"]*"))|(\w+(?:=[^\s]*))|(\w+[^=\s\]])(?:\s*)/', $options, $matches, PREG_SET_ORDER); 380 foreach ($matches as $match) { 381 $equal_sign = strpos($match [0], '='); 382 if ($equal_sign === false) { 383 $key = trim($match[0]); 384 $result [$key] = 1; 385 } else { 386 $key = substr($match[0], 0, $equal_sign); 387 $value = substr($match[0], $equal_sign+1); 388 $value = trim($value, '"'); 389 if (strlen($value) > 0) { 390 $result [$key] = $value; 391 } else { 392 $result [$key] = 1; 393 } 394 } 395 } 396 397 // Check for supported options 398 $result = array_intersect_key( 399 $result, 400 array_flip(array( 401 'enable_line_numbers', 402 'start_line_numbers_at', 403 'highlight_lines_extra', 404 'enable_keyword_links') 405 ) 406 ); 407 408 // Sanitize values 409 if(isset($result['enable_line_numbers'])) { 410 if($result['enable_line_numbers'] === 'false') { 411 $result['enable_line_numbers'] = false; 412 } 413 $result['enable_line_numbers'] = (bool) $result['enable_line_numbers']; 414 } 415 if(isset($result['highlight_lines_extra'])) { 416 $result['highlight_lines_extra'] = array_map('intval', explode(',', $result['highlight_lines_extra'])); 417 $result['highlight_lines_extra'] = array_filter($result['highlight_lines_extra']); 418 $result['highlight_lines_extra'] = array_unique($result['highlight_lines_extra']); 419 } 420 if(isset($result['start_line_numbers_at'])) { 421 $result['start_line_numbers_at'] = (int) $result['start_line_numbers_at']; 422 } 423 if(isset($result['enable_keyword_links'])) { 424 if($result['enable_keyword_links'] === 'false') { 425 $result['enable_keyword_links'] = false; 426 } 427 $result['enable_keyword_links'] = (bool) $result['enable_keyword_links']; 428 } 429 if (count($result) == 0) { 430 return null; 431 } 432 433 return $result; 434 } 435 436 function file($match, $state, $pos) { 437 return $this->code($match, $state, $pos, 'file'); 438 } 439 440 function code($match, $state, $pos, $type='code') { 441 if ( $state == DOKU_LEXER_UNMATCHED ) { 442 $matches = explode('>',$match,2); 443 // Cut out variable options enclosed in [] 444 preg_match('/\[.*\]/', $matches[0], $options); 445 if (!empty($options[0])) { 446 $matches[0] = str_replace($options[0], '', $matches[0]); 447 } 448 $param = preg_split('/\s+/', $matches[0], 2, PREG_SPLIT_NO_EMPTY); 449 while(count($param) < 2) array_push($param, null); 450 // We shortcut html here. 451 if ($param[0] == 'html') $param[0] = 'html4strict'; 452 if ($param[0] == '-') $param[0] = null; 453 array_unshift($param, $matches[1]); 454 if (!empty($options[0])) { 455 $param [] = $this->parse_highlight_options ($options[0]); 456 } 457 $this->_addCall($type, $param, $pos); 458 } 459 return true; 460 } 461 462 function acronym($match, $state, $pos) { 463 $this->_addCall('acronym',array($match), $pos); 464 return true; 465 } 466 467 function smiley($match, $state, $pos) { 468 $this->_addCall('smiley',array($match), $pos); 469 return true; 470 } 471 472 function wordblock($match, $state, $pos) { 473 $this->_addCall('wordblock',array($match), $pos); 474 return true; 475 } 476 477 function entity($match, $state, $pos) { 478 $this->_addCall('entity',array($match), $pos); 479 return true; 480 } 481 482 function multiplyentity($match, $state, $pos) { 483 preg_match_all('/\d+/',$match,$matches); 484 $this->_addCall('multiplyentity',array($matches[0][0],$matches[0][1]), $pos); 485 return true; 486 } 487 488 function singlequoteopening($match, $state, $pos) { 489 $this->_addCall('singlequoteopening',array(), $pos); 490 return true; 491 } 492 493 function singlequoteclosing($match, $state, $pos) { 494 $this->_addCall('singlequoteclosing',array(), $pos); 495 return true; 496 } 497 498 function apostrophe($match, $state, $pos) { 499 $this->_addCall('apostrophe',array(), $pos); 500 return true; 501 } 502 503 function doublequoteopening($match, $state, $pos) { 504 $this->_addCall('doublequoteopening',array(), $pos); 505 $this->status['doublequote']++; 506 return true; 507 } 508 509 function doublequoteclosing($match, $state, $pos) { 510 if ($this->status['doublequote'] <= 0) { 511 $this->doublequoteopening($match, $state, $pos); 512 } else { 513 $this->_addCall('doublequoteclosing',array(), $pos); 514 $this->status['doublequote'] = max(0, --$this->status['doublequote']); 515 } 516 return true; 517 } 518 519 function camelcaselink($match, $state, $pos) { 520 $this->_addCall('camelcaselink',array($match), $pos); 521 return true; 522 } 523 524 /* 525 */ 526 function internallink($match, $state, $pos) { 527 // Strip the opening and closing markup 528 $link = preg_replace(array('/^\[\[/','/\]\]$/u'),'',$match); 529 530 // Split title from URL 531 $link = explode('|',$link,2); 532 if ( !isset($link[1]) ) { 533 $link[1] = null; 534 } else if ( preg_match('/^\{\{[^\}]+\}\}$/',$link[1]) ) { 535 // If the title is an image, convert it to an array containing the image details 536 $link[1] = Doku_Handler_Parse_Media($link[1]); 537 } 538 $link[0] = trim($link[0]); 539 540 //decide which kind of link it is 541 542 if ( link_isinterwiki($link[0]) ) { 543 // Interwiki 544 $interwiki = explode('>',$link[0],2); 545 $this->_addCall( 546 'interwikilink', 547 array($link[0],$link[1],strtolower($interwiki[0]),$interwiki[1]), 548 $pos 549 ); 550 }elseif ( preg_match('/^\\\\\\\\[^\\\\]+?\\\\/u',$link[0]) ) { 551 // Windows Share 552 $this->_addCall( 553 'windowssharelink', 554 array($link[0],$link[1]), 555 $pos 556 ); 557 }elseif ( preg_match('#^([a-z0-9\-\.+]+?)://#i',$link[0]) ) { 558 // external link (accepts all protocols) 559 $this->_addCall( 560 'externallink', 561 array($link[0],$link[1]), 562 $pos 563 ); 564 }elseif ( preg_match('<'.PREG_PATTERN_VALID_EMAIL.'>',$link[0]) ) { 565 // E-Mail (pattern above is defined in inc/mail.php) 566 $this->_addCall( 567 'emaillink', 568 array($link[0],$link[1]), 569 $pos 570 ); 571 }elseif ( preg_match('!^#.+!',$link[0]) ){ 572 // local link 573 $this->_addCall( 574 'locallink', 575 array(substr($link[0],1),$link[1]), 576 $pos 577 ); 578 }else{ 579 // internal link 580 $this->_addCall( 581 'internallink', 582 array($link[0],$link[1]), 583 $pos 584 ); 585 } 586 587 return true; 588 } 589 590 function filelink($match, $state, $pos) { 591 $this->_addCall('filelink',array($match, null), $pos); 592 return true; 593 } 594 595 function windowssharelink($match, $state, $pos) { 596 $this->_addCall('windowssharelink',array($match, null), $pos); 597 return true; 598 } 599 600 function media($match, $state, $pos) { 601 $p = Doku_Handler_Parse_Media($match); 602 603 $this->_addCall( 604 $p['type'], 605 array($p['src'], $p['title'], $p['align'], $p['width'], 606 $p['height'], $p['cache'], $p['linking']), 607 $pos 608 ); 609 return true; 610 } 611 612 function rss($match, $state, $pos) { 613 $link = preg_replace(array('/^\{\{rss>/','/\}\}$/'),'',$match); 614 615 // get params 616 list($link,$params) = explode(' ',$link,2); 617 618 $p = array(); 619 if(preg_match('/\b(\d+)\b/',$params,$match)){ 620 $p['max'] = $match[1]; 621 }else{ 622 $p['max'] = 8; 623 } 624 $p['reverse'] = (preg_match('/rev/',$params)); 625 $p['author'] = (preg_match('/\b(by|author)/',$params)); 626 $p['date'] = (preg_match('/\b(date)/',$params)); 627 $p['details'] = (preg_match('/\b(desc|detail)/',$params)); 628 $p['nosort'] = (preg_match('/\b(nosort)\b/',$params)); 629 630 if (preg_match('/\b(\d+)([dhm])\b/',$params,$match)) { 631 $period = array('d' => 86400, 'h' => 3600, 'm' => 60); 632 $p['refresh'] = max(600,$match[1]*$period[$match[2]]); // n * period in seconds, minimum 10 minutes 633 } else { 634 $p['refresh'] = 14400; // default to 4 hours 635 } 636 637 $this->_addCall('rss',array($link,$p),$pos); 638 return true; 639 } 640 641 function externallink($match, $state, $pos) { 642 $url = $match; 643 $title = null; 644 645 // add protocol on simple short URLs 646 if(substr($url,0,3) == 'ftp' && (substr($url,0,6) != 'ftp://')){ 647 $title = $url; 648 $url = 'ftp://'.$url; 649 } 650 if(substr($url,0,3) == 'www' && (substr($url,0,7) != 'http://')){ 651 $title = $url; 652 $url = 'http://'.$url; 653 } 654 655 $this->_addCall('externallink',array($url, $title), $pos); 656 return true; 657 } 658 659 function emaillink($match, $state, $pos) { 660 $email = preg_replace(array('/^</','/>$/'),'',$match); 661 $this->_addCall('emaillink',array($email, null), $pos); 662 return true; 663 } 664 665 function table($match, $state, $pos) { 666 switch ( $state ) { 667 668 case DOKU_LEXER_ENTER: 669 670 $ReWriter = new Doku_Handler_Table($this->CallWriter); 671 $this->CallWriter = & $ReWriter; 672 673 $this->_addCall('table_start', array($pos + 1), $pos); 674 if ( trim($match) == '^' ) { 675 $this->_addCall('tableheader', array(), $pos); 676 } else { 677 $this->_addCall('tablecell', array(), $pos); 678 } 679 break; 680 681 case DOKU_LEXER_EXIT: 682 $this->_addCall('table_end', array($pos), $pos); 683 $this->CallWriter->process(); 684 $ReWriter = & $this->CallWriter; 685 $this->CallWriter = & $ReWriter->CallWriter; 686 break; 687 688 case DOKU_LEXER_UNMATCHED: 689 if ( trim($match) != '' ) { 690 $this->_addCall('cdata',array($match), $pos); 691 } 692 break; 693 694 case DOKU_LEXER_MATCHED: 695 if ( $match == ' ' ){ 696 $this->_addCall('cdata', array($match), $pos); 697 } else if ( preg_match('/:::/',$match) ) { 698 $this->_addCall('rowspan', array($match), $pos); 699 } else if ( preg_match('/\t+/',$match) ) { 700 $this->_addCall('table_align', array($match), $pos); 701 } else if ( preg_match('/ {2,}/',$match) ) { 702 $this->_addCall('table_align', array($match), $pos); 703 } else if ( $match == "\n|" ) { 704 $this->_addCall('table_row', array(), $pos); 705 $this->_addCall('tablecell', array(), $pos); 706 } else if ( $match == "\n^" ) { 707 $this->_addCall('table_row', array(), $pos); 708 $this->_addCall('tableheader', array(), $pos); 709 } else if ( $match == '|' ) { 710 $this->_addCall('tablecell', array(), $pos); 711 } else if ( $match == '^' ) { 712 $this->_addCall('tableheader', array(), $pos); 713 } 714 break; 715 } 716 return true; 717 } 718} 719 720//------------------------------------------------------------------------ 721function Doku_Handler_Parse_Media($match) { 722 723 // Strip the opening and closing markup 724 $link = preg_replace(array('/^\{\{/','/\}\}$/u'),'',$match); 725 726 // Split title from URL 727 $link = explode('|',$link,2); 728 729 // Check alignment 730 $ralign = (bool)preg_match('/^ /',$link[0]); 731 $lalign = (bool)preg_match('/ $/',$link[0]); 732 733 // Logic = what's that ;)... 734 if ( $lalign & $ralign ) { 735 $align = 'center'; 736 } else if ( $ralign ) { 737 $align = 'right'; 738 } else if ( $lalign ) { 739 $align = 'left'; 740 } else { 741 $align = null; 742 } 743 744 // The title... 745 if ( !isset($link[1]) ) { 746 $link[1] = null; 747 } 748 749 //remove aligning spaces 750 $link[0] = trim($link[0]); 751 752 //split into src and parameters (using the very last questionmark) 753 $pos = strrpos($link[0], '?'); 754 if($pos !== false){ 755 $src = substr($link[0],0,$pos); 756 $param = substr($link[0],$pos+1); 757 }else{ 758 $src = $link[0]; 759 $param = ''; 760 } 761 762 //parse width and height 763 if(preg_match('#(\d+)(x(\d+))?#i',$param,$size)){ 764 !empty($size[1]) ? $w = $size[1] : $w = null; 765 !empty($size[3]) ? $h = $size[3] : $h = null; 766 } else { 767 $w = null; 768 $h = null; 769 } 770 771 //get linking command 772 if(preg_match('/nolink/i',$param)){ 773 $linking = 'nolink'; 774 }else if(preg_match('/direct/i',$param)){ 775 $linking = 'direct'; 776 }else if(preg_match('/linkonly/i',$param)){ 777 $linking = 'linkonly'; 778 }else{ 779 $linking = 'details'; 780 } 781 782 //get caching command 783 if (preg_match('/(nocache|recache)/i',$param,$cachemode)){ 784 $cache = $cachemode[1]; 785 }else{ 786 $cache = 'cache'; 787 } 788 789 // Check whether this is a local or remote image or interwiki 790 if (media_isexternal($src) || link_isinterwiki($src)){ 791 $call = 'externalmedia'; 792 } else { 793 $call = 'internalmedia'; 794 } 795 796 $params = array( 797 'type'=>$call, 798 'src'=>$src, 799 'title'=>$link[1], 800 'align'=>$align, 801 'width'=>$w, 802 'height'=>$h, 803 'cache'=>$cache, 804 'linking'=>$linking, 805 ); 806 807 return $params; 808} 809 810//------------------------------------------------------------------------ 811interface Doku_Handler_CallWriter_Interface { 812 public function writeCall($call); 813 public function writeCalls($calls); 814 public function finalise(); 815} 816 817class Doku_Handler_CallWriter implements Doku_Handler_CallWriter_Interface { 818 819 var $Handler; 820 821 /** 822 * @param Doku_Handler $Handler 823 */ 824 function __construct(Doku_Handler $Handler) { 825 $this->Handler = $Handler; 826 } 827 828 function writeCall($call) { 829 $this->Handler->calls[] = $call; 830 } 831 832 function writeCalls($calls) { 833 $this->Handler->calls = array_merge($this->Handler->calls, $calls); 834 } 835 836 // function is required, but since this call writer is first/highest in 837 // the chain it is not required to do anything 838 function finalise() { 839 unset($this->Handler); 840 } 841} 842 843//------------------------------------------------------------------------ 844/** 845 * Generic call writer class to handle nesting of rendering instructions 846 * within a render instruction. Also see nest() method of renderer base class 847 * 848 * @author Chris Smith <chris@jalakai.co.uk> 849 */ 850class Doku_Handler_Nest implements Doku_Handler_CallWriter_Interface { 851 852 var $CallWriter; 853 var $calls = array(); 854 855 var $closingInstruction; 856 857 /** 858 * constructor 859 * 860 * @param Doku_Handler_CallWriter $CallWriter the renderers current call writer 861 * @param string $close closing instruction name, this is required to properly terminate the 862 * syntax mode if the document ends without a closing pattern 863 */ 864 function __construct(Doku_Handler_CallWriter_Interface $CallWriter, $close="nest_close") { 865 $this->CallWriter = $CallWriter; 866 867 $this->closingInstruction = $close; 868 } 869 870 function writeCall($call) { 871 $this->calls[] = $call; 872 } 873 874 function writeCalls($calls) { 875 $this->calls = array_merge($this->calls, $calls); 876 } 877 878 function finalise() { 879 $last_call = end($this->calls); 880 $this->writeCall(array($this->closingInstruction,array(), $last_call[2])); 881 882 $this->process(); 883 $this->CallWriter->finalise(); 884 unset($this->CallWriter); 885 } 886 887 function process() { 888 // merge consecutive cdata 889 $unmerged_calls = $this->calls; 890 $this->calls = array(); 891 892 foreach ($unmerged_calls as $call) $this->addCall($call); 893 894 $first_call = reset($this->calls); 895 $this->CallWriter->writeCall(array("nest", array($this->calls), $first_call[2])); 896 } 897 898 function addCall($call) { 899 $key = count($this->calls); 900 if ($key and ($call[0] == 'cdata') and ($this->calls[$key-1][0] == 'cdata')) { 901 $this->calls[$key-1][1][0] .= $call[1][0]; 902 } else if ($call[0] == 'eol') { 903 // do nothing (eol shouldn't be allowed, to counter preformatted fix in #1652 & #1699) 904 } else { 905 $this->calls[] = $call; 906 } 907 } 908} 909 910class Doku_Handler_List implements Doku_Handler_CallWriter_Interface { 911 912 var $CallWriter; 913 914 var $calls = array(); 915 var $listCalls = array(); 916 var $listStack = array(); 917 918 const NODE = 1; 919 920 function __construct(Doku_Handler_CallWriter_Interface $CallWriter) { 921 $this->CallWriter = $CallWriter; 922 } 923 924 function writeCall($call) { 925 $this->calls[] = $call; 926 } 927 928 // Probably not needed but just in case... 929 function writeCalls($calls) { 930 $this->calls = array_merge($this->calls, $calls); 931# $this->CallWriter->writeCalls($this->calls); 932 } 933 934 function finalise() { 935 $last_call = end($this->calls); 936 $this->writeCall(array('list_close',array(), $last_call[2])); 937 938 $this->process(); 939 $this->CallWriter->finalise(); 940 unset($this->CallWriter); 941 } 942 943 //------------------------------------------------------------------------ 944 function process() { 945 946 foreach ( $this->calls as $call ) { 947 switch ($call[0]) { 948 case 'list_item': 949 $this->listOpen($call); 950 break; 951 case 'list_open': 952 $this->listStart($call); 953 break; 954 case 'list_close': 955 $this->listEnd($call); 956 break; 957 default: 958 $this->listContent($call); 959 break; 960 } 961 } 962 963 $this->CallWriter->writeCalls($this->listCalls); 964 } 965 966 //------------------------------------------------------------------------ 967 function listStart($call) { 968 $depth = $this->interpretSyntax($call[1][0], $listType); 969 970 $this->initialDepth = $depth; 971 // array(list type, current depth, index of current listitem_open) 972 $this->listStack[] = array($listType, $depth, 1); 973 974 $this->listCalls[] = array('list'.$listType.'_open',array(),$call[2]); 975 $this->listCalls[] = array('listitem_open',array(1),$call[2]); 976 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 977 } 978 979 //------------------------------------------------------------------------ 980 function listEnd($call) { 981 $closeContent = true; 982 983 while ( $list = array_pop($this->listStack) ) { 984 if ( $closeContent ) { 985 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 986 $closeContent = false; 987 } 988 $this->listCalls[] = array('listitem_close',array(),$call[2]); 989 $this->listCalls[] = array('list'.$list[0].'_close', array(), $call[2]); 990 } 991 } 992 993 //------------------------------------------------------------------------ 994 function listOpen($call) { 995 $depth = $this->interpretSyntax($call[1][0], $listType); 996 $end = end($this->listStack); 997 $key = key($this->listStack); 998 999 // Not allowed to be shallower than initialDepth 1000 if ( $depth < $this->initialDepth ) { 1001 $depth = $this->initialDepth; 1002 } 1003 1004 //------------------------------------------------------------------------ 1005 if ( $depth == $end[1] ) { 1006 1007 // Just another item in the list... 1008 if ( $listType == $end[0] ) { 1009 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 1010 $this->listCalls[] = array('listitem_close',array(),$call[2]); 1011 $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]); 1012 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 1013 1014 // new list item, update list stack's index into current listitem_open 1015 $this->listStack[$key][2] = count($this->listCalls) - 2; 1016 1017 // Switched list type... 1018 } else { 1019 1020 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 1021 $this->listCalls[] = array('listitem_close',array(),$call[2]); 1022 $this->listCalls[] = array('list'.$end[0].'_close', array(), $call[2]); 1023 $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]); 1024 $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]); 1025 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 1026 1027 array_pop($this->listStack); 1028 $this->listStack[] = array($listType, $depth, count($this->listCalls) - 2); 1029 } 1030 1031 //------------------------------------------------------------------------ 1032 // Getting deeper... 1033 } else if ( $depth > $end[1] ) { 1034 1035 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 1036 $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]); 1037 $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]); 1038 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 1039 1040 // set the node/leaf state of this item's parent listitem_open to NODE 1041 $this->listCalls[$this->listStack[$key][2]][1][1] = self::NODE; 1042 1043 $this->listStack[] = array($listType, $depth, count($this->listCalls) - 2); 1044 1045 //------------------------------------------------------------------------ 1046 // Getting shallower ( $depth < $end[1] ) 1047 } else { 1048 $this->listCalls[] = array('listcontent_close',array(),$call[2]); 1049 $this->listCalls[] = array('listitem_close',array(),$call[2]); 1050 $this->listCalls[] = array('list'.$end[0].'_close',array(),$call[2]); 1051 1052 // Throw away the end - done 1053 array_pop($this->listStack); 1054 1055 while (1) { 1056 $end = end($this->listStack); 1057 $key = key($this->listStack); 1058 1059 if ( $end[1] <= $depth ) { 1060 1061 // Normalize depths 1062 $depth = $end[1]; 1063 1064 $this->listCalls[] = array('listitem_close',array(),$call[2]); 1065 1066 if ( $end[0] == $listType ) { 1067 $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]); 1068 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 1069 1070 // new list item, update list stack's index into current listitem_open 1071 $this->listStack[$key][2] = count($this->listCalls) - 2; 1072 1073 } else { 1074 // Switching list type... 1075 $this->listCalls[] = array('list'.$end[0].'_close', array(), $call[2]); 1076 $this->listCalls[] = array('list'.$listType.'_open', array(), $call[2]); 1077 $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]); 1078 $this->listCalls[] = array('listcontent_open',array(),$call[2]); 1079 1080 array_pop($this->listStack); 1081 $this->listStack[] = array($listType, $depth, count($this->listCalls) - 2); 1082 } 1083 1084 break; 1085 1086 // Haven't dropped down far enough yet.... ( $end[1] > $depth ) 1087 } else { 1088 1089 $this->listCalls[] = array('listitem_close',array(),$call[2]); 1090 $this->listCalls[] = array('list'.$end[0].'_close',array(),$call[2]); 1091 1092 array_pop($this->listStack); 1093 1094 } 1095 1096 } 1097 1098 } 1099 } 1100 1101 //------------------------------------------------------------------------ 1102 function listContent($call) { 1103 $this->listCalls[] = $call; 1104 } 1105 1106 //------------------------------------------------------------------------ 1107 function interpretSyntax($match, & $type) { 1108 if ( substr($match,-1) == '*' ) { 1109 $type = 'u'; 1110 } else { 1111 $type = 'o'; 1112 } 1113 // Is the +1 needed? It used to be count(explode(...)) 1114 // but I don't think the number is seen outside this handler 1115 return substr_count(str_replace("\t",' ',$match), ' ') + 1; 1116 } 1117} 1118 1119//------------------------------------------------------------------------ 1120class Doku_Handler_Preformatted implements Doku_Handler_CallWriter_Interface { 1121 1122 var $CallWriter; 1123 1124 var $calls = array(); 1125 var $pos; 1126 var $text =''; 1127 1128 1129 1130 function __construct(Doku_Handler_CallWriter_Interface $CallWriter) { 1131 $this->CallWriter = $CallWriter; 1132 } 1133 1134 function writeCall($call) { 1135 $this->calls[] = $call; 1136 } 1137 1138 // Probably not needed but just in case... 1139 function writeCalls($calls) { 1140 $this->calls = array_merge($this->calls, $calls); 1141# $this->CallWriter->writeCalls($this->calls); 1142 } 1143 1144 function finalise() { 1145 $last_call = end($this->calls); 1146 $this->writeCall(array('preformatted_end',array(), $last_call[2])); 1147 1148 $this->process(); 1149 $this->CallWriter->finalise(); 1150 unset($this->CallWriter); 1151 } 1152 1153 function process() { 1154 foreach ( $this->calls as $call ) { 1155 switch ($call[0]) { 1156 case 'preformatted_start': 1157 $this->pos = $call[2]; 1158 break; 1159 case 'preformatted_newline': 1160 $this->text .= "\n"; 1161 break; 1162 case 'preformatted_content': 1163 $this->text .= $call[1][0]; 1164 break; 1165 case 'preformatted_end': 1166 if (trim($this->text)) { 1167 $this->CallWriter->writeCall(array('preformatted',array($this->text),$this->pos)); 1168 } 1169 // see FS#1699 & FS#1652, add 'eol' instructions to ensure proper triggering of following p_open 1170 $this->CallWriter->writeCall(array('eol',array(),$this->pos)); 1171 $this->CallWriter->writeCall(array('eol',array(),$this->pos)); 1172 break; 1173 } 1174 } 1175 } 1176 1177} 1178 1179//------------------------------------------------------------------------ 1180class Doku_Handler_Quote implements Doku_Handler_CallWriter_Interface { 1181 1182 var $CallWriter; 1183 1184 var $calls = array(); 1185 1186 var $quoteCalls = array(); 1187 1188 function __construct(Doku_Handler_CallWriter_Interface $CallWriter) { 1189 $this->CallWriter = $CallWriter; 1190 } 1191 1192 function writeCall($call) { 1193 $this->calls[] = $call; 1194 } 1195 1196 // Probably not needed but just in case... 1197 function writeCalls($calls) { 1198 $this->calls = array_merge($this->calls, $calls); 1199 } 1200 1201 function finalise() { 1202 $last_call = end($this->calls); 1203 $this->writeCall(array('quote_end',array(), $last_call[2])); 1204 1205 $this->process(); 1206 $this->CallWriter->finalise(); 1207 unset($this->CallWriter); 1208 } 1209 1210 function process() { 1211 1212 $quoteDepth = 1; 1213 1214 foreach ( $this->calls as $call ) { 1215 switch ($call[0]) { 1216 1217 case 'quote_start': 1218 1219 $this->quoteCalls[] = array('quote_open',array(),$call[2]); 1220 1221 case 'quote_newline': 1222 1223 $quoteLength = $this->getDepth($call[1][0]); 1224 1225 if ( $quoteLength > $quoteDepth ) { 1226 $quoteDiff = $quoteLength - $quoteDepth; 1227 for ( $i = 1; $i <= $quoteDiff; $i++ ) { 1228 $this->quoteCalls[] = array('quote_open',array(),$call[2]); 1229 } 1230 } else if ( $quoteLength < $quoteDepth ) { 1231 $quoteDiff = $quoteDepth - $quoteLength; 1232 for ( $i = 1; $i <= $quoteDiff; $i++ ) { 1233 $this->quoteCalls[] = array('quote_close',array(),$call[2]); 1234 } 1235 } else { 1236 if ($call[0] != 'quote_start') $this->quoteCalls[] = array('linebreak',array(),$call[2]); 1237 } 1238 1239 $quoteDepth = $quoteLength; 1240 1241 break; 1242 1243 case 'quote_end': 1244 1245 if ( $quoteDepth > 1 ) { 1246 $quoteDiff = $quoteDepth - 1; 1247 for ( $i = 1; $i <= $quoteDiff; $i++ ) { 1248 $this->quoteCalls[] = array('quote_close',array(),$call[2]); 1249 } 1250 } 1251 1252 $this->quoteCalls[] = array('quote_close',array(),$call[2]); 1253 1254 $this->CallWriter->writeCalls($this->quoteCalls); 1255 break; 1256 1257 default: 1258 $this->quoteCalls[] = $call; 1259 break; 1260 } 1261 } 1262 } 1263 1264 function getDepth($marker) { 1265 preg_match('/>{1,}/', $marker, $matches); 1266 $quoteLength = strlen($matches[0]); 1267 return $quoteLength; 1268 } 1269} 1270 1271//------------------------------------------------------------------------ 1272class Doku_Handler_Table implements Doku_Handler_CallWriter_Interface { 1273 1274 var $CallWriter; 1275 1276 var $calls = array(); 1277 var $tableCalls = array(); 1278 var $maxCols = 0; 1279 var $maxRows = 1; 1280 var $currentCols = 0; 1281 var $firstCell = false; 1282 var $lastCellType = 'tablecell'; 1283 var $inTableHead = true; 1284 var $currentRow = array('tableheader' => 0, 'tablecell' => 0); 1285 var $countTableHeadRows = 0; 1286 1287 function __construct(Doku_Handler_CallWriter_Interface $CallWriter) { 1288 $this->CallWriter = $CallWriter; 1289 } 1290 1291 function writeCall($call) { 1292 $this->calls[] = $call; 1293 } 1294 1295 // Probably not needed but just in case... 1296 function writeCalls($calls) { 1297 $this->calls = array_merge($this->calls, $calls); 1298 } 1299 1300 function finalise() { 1301 $last_call = end($this->calls); 1302 $this->writeCall(array('table_end',array(), $last_call[2])); 1303 1304 $this->process(); 1305 $this->CallWriter->finalise(); 1306 unset($this->CallWriter); 1307 } 1308 1309 //------------------------------------------------------------------------ 1310 function process() { 1311 foreach ( $this->calls as $call ) { 1312 switch ( $call[0] ) { 1313 case 'table_start': 1314 $this->tableStart($call); 1315 break; 1316 case 'table_row': 1317 $this->tableRowClose($call); 1318 $this->tableRowOpen(array('tablerow_open',$call[1],$call[2])); 1319 break; 1320 case 'tableheader': 1321 case 'tablecell': 1322 $this->tableCell($call); 1323 break; 1324 case 'table_end': 1325 $this->tableRowClose($call); 1326 $this->tableEnd($call); 1327 break; 1328 default: 1329 $this->tableDefault($call); 1330 break; 1331 } 1332 } 1333 $this->CallWriter->writeCalls($this->tableCalls); 1334 } 1335 1336 function tableStart($call) { 1337 $this->tableCalls[] = array('table_open',$call[1],$call[2]); 1338 $this->tableCalls[] = array('tablerow_open',array(),$call[2]); 1339 $this->firstCell = true; 1340 } 1341 1342 function tableEnd($call) { 1343 $this->tableCalls[] = array('table_close',$call[1],$call[2]); 1344 $this->finalizeTable(); 1345 } 1346 1347 function tableRowOpen($call) { 1348 $this->tableCalls[] = $call; 1349 $this->currentCols = 0; 1350 $this->firstCell = true; 1351 $this->lastCellType = 'tablecell'; 1352 $this->maxRows++; 1353 if ($this->inTableHead) { 1354 $this->currentRow = array('tablecell' => 0, 'tableheader' => 0); 1355 } 1356 } 1357 1358 function tableRowClose($call) { 1359 if ($this->inTableHead && ($this->inTableHead = $this->isTableHeadRow())) { 1360 $this->countTableHeadRows++; 1361 } 1362 // Strip off final cell opening and anything after it 1363 while ( $discard = array_pop($this->tableCalls ) ) { 1364 1365 if ( $discard[0] == 'tablecell_open' || $discard[0] == 'tableheader_open') { 1366 break; 1367 } 1368 if (!empty($this->currentRow[$discard[0]])) { 1369 $this->currentRow[$discard[0]]--; 1370 } 1371 } 1372 $this->tableCalls[] = array('tablerow_close', array(), $call[2]); 1373 1374 if ( $this->currentCols > $this->maxCols ) { 1375 $this->maxCols = $this->currentCols; 1376 } 1377 } 1378 1379 function isTableHeadRow() { 1380 $td = $this->currentRow['tablecell']; 1381 $th = $this->currentRow['tableheader']; 1382 1383 if (!$th || $td > 2) return false; 1384 if (2*$td > $th) return false; 1385 1386 return true; 1387 } 1388 1389 function tableCell($call) { 1390 if ($this->inTableHead) { 1391 $this->currentRow[$call[0]]++; 1392 } 1393 if ( !$this->firstCell ) { 1394 1395 // Increase the span 1396 $lastCall = end($this->tableCalls); 1397 1398 // A cell call which follows an open cell means an empty cell so span 1399 if ( $lastCall[0] == 'tablecell_open' || $lastCall[0] == 'tableheader_open' ) { 1400 $this->tableCalls[] = array('colspan',array(),$call[2]); 1401 1402 } 1403 1404 $this->tableCalls[] = array($this->lastCellType.'_close',array(),$call[2]); 1405 $this->tableCalls[] = array($call[0].'_open',array(1,null,1),$call[2]); 1406 $this->lastCellType = $call[0]; 1407 1408 } else { 1409 1410 $this->tableCalls[] = array($call[0].'_open',array(1,null,1),$call[2]); 1411 $this->lastCellType = $call[0]; 1412 $this->firstCell = false; 1413 1414 } 1415 1416 $this->currentCols++; 1417 } 1418 1419 function tableDefault($call) { 1420 $this->tableCalls[] = $call; 1421 } 1422 1423 function finalizeTable() { 1424 1425 // Add the max cols and rows to the table opening 1426 if ( $this->tableCalls[0][0] == 'table_open' ) { 1427 // Adjust to num cols not num col delimeters 1428 $this->tableCalls[0][1][] = $this->maxCols - 1; 1429 $this->tableCalls[0][1][] = $this->maxRows; 1430 $this->tableCalls[0][1][] = array_shift($this->tableCalls[0][1]); 1431 } else { 1432 trigger_error('First element in table call list is not table_open'); 1433 } 1434 1435 $lastRow = 0; 1436 $lastCell = 0; 1437 $cellKey = array(); 1438 $toDelete = array(); 1439 1440 // if still in tableheader, then there can be no table header 1441 // as all rows can't be within <THEAD> 1442 if ($this->inTableHead) { 1443 $this->inTableHead = false; 1444 $this->countTableHeadRows = 0; 1445 } 1446 1447 // Look for the colspan elements and increment the colspan on the 1448 // previous non-empty opening cell. Once done, delete all the cells 1449 // that contain colspans 1450 for ($key = 0 ; $key < count($this->tableCalls) ; ++$key) { 1451 $call = $this->tableCalls[$key]; 1452 1453 switch ($call[0]) { 1454 case 'table_open' : 1455 if($this->countTableHeadRows) { 1456 array_splice($this->tableCalls, $key+1, 0, array( 1457 array('tablethead_open', array(), $call[2])) 1458 ); 1459 } 1460 break; 1461 1462 case 'tablerow_open': 1463 1464 $lastRow++; 1465 $lastCell = 0; 1466 break; 1467 1468 case 'tablecell_open': 1469 case 'tableheader_open': 1470 1471 $lastCell++; 1472 $cellKey[$lastRow][$lastCell] = $key; 1473 break; 1474 1475 case 'table_align': 1476 1477 $prev = in_array($this->tableCalls[$key-1][0], array('tablecell_open', 'tableheader_open')); 1478 $next = in_array($this->tableCalls[$key+1][0], array('tablecell_close', 'tableheader_close')); 1479 // If the cell is empty, align left 1480 if ($prev && $next) { 1481 $this->tableCalls[$key-1][1][1] = 'left'; 1482 1483 // If the previous element was a cell open, align right 1484 } elseif ($prev) { 1485 $this->tableCalls[$key-1][1][1] = 'right'; 1486 1487 // If the next element is the close of an element, align either center or left 1488 } elseif ( $next) { 1489 if ( $this->tableCalls[$cellKey[$lastRow][$lastCell]][1][1] == 'right' ) { 1490 $this->tableCalls[$cellKey[$lastRow][$lastCell]][1][1] = 'center'; 1491 } else { 1492 $this->tableCalls[$cellKey[$lastRow][$lastCell]][1][1] = 'left'; 1493 } 1494 1495 } 1496 1497 // Now convert the whitespace back to cdata 1498 $this->tableCalls[$key][0] = 'cdata'; 1499 break; 1500 1501 case 'colspan': 1502 1503 $this->tableCalls[$key-1][1][0] = false; 1504 1505 for($i = $key-2; $i >= $cellKey[$lastRow][1]; $i--) { 1506 1507 if ( 1508 $this->tableCalls[$i][0] == 'tablecell_open' || 1509 $this->tableCalls[$i][0] == 'tableheader_open' 1510 ) { 1511 1512 if ( false !== $this->tableCalls[$i][1][0] ) { 1513 $this->tableCalls[$i][1][0]++; 1514 break; 1515 } 1516 1517 } 1518 } 1519 1520 $toDelete[] = $key-1; 1521 $toDelete[] = $key; 1522 $toDelete[] = $key+1; 1523 break; 1524 1525 case 'rowspan': 1526 1527 if ( $this->tableCalls[$key-1][0] == 'cdata' ) { 1528 // ignore rowspan if previous call was cdata (text mixed with :::) 1529 // we don't have to check next call as that wont match regex 1530 $this->tableCalls[$key][0] = 'cdata'; 1531 1532 } else { 1533 1534 $spanning_cell = null; 1535 1536 // can't cross thead/tbody boundary 1537 if (!$this->countTableHeadRows || ($lastRow-1 != $this->countTableHeadRows)) { 1538 for($i = $lastRow-1; $i > 0; $i--) { 1539 1540 if ( 1541 $this->tableCalls[$cellKey[$i][$lastCell]][0] == 'tablecell_open' || 1542 $this->tableCalls[$cellKey[$i][$lastCell]][0] == 'tableheader_open' 1543 ) { 1544 1545 if ($this->tableCalls[$cellKey[$i][$lastCell]][1][2] >= $lastRow - $i) { 1546 $spanning_cell = $i; 1547 break; 1548 } 1549 1550 } 1551 } 1552 } 1553 if (is_null($spanning_cell)) { 1554 // No spanning cell found, so convert this cell to 1555 // an empty one to avoid broken tables 1556 $this->tableCalls[$key][0] = 'cdata'; 1557 $this->tableCalls[$key][1][0] = ''; 1558 continue; 1559 } 1560 $this->tableCalls[$cellKey[$spanning_cell][$lastCell]][1][2]++; 1561 1562 $this->tableCalls[$key-1][1][2] = false; 1563 1564 $toDelete[] = $key-1; 1565 $toDelete[] = $key; 1566 $toDelete[] = $key+1; 1567 } 1568 break; 1569 1570 case 'tablerow_close': 1571 1572 // Fix broken tables by adding missing cells 1573 $moreCalls = array(); 1574 while (++$lastCell < $this->maxCols) { 1575 $moreCalls[] = array('tablecell_open', array(1, null, 1), $call[2]); 1576 $moreCalls[] = array('cdata', array(''), $call[2]); 1577 $moreCalls[] = array('tablecell_close', array(), $call[2]); 1578 } 1579 $moreCallsLength = count($moreCalls); 1580 if($moreCallsLength) { 1581 array_splice($this->tableCalls, $key, 0, $moreCalls); 1582 $key += $moreCallsLength; 1583 } 1584 1585 if($this->countTableHeadRows == $lastRow) { 1586 array_splice($this->tableCalls, $key+1, 0, array( 1587 array('tablethead_close', array(), $call[2]))); 1588 } 1589 break; 1590 1591 } 1592 } 1593 1594 // condense cdata 1595 $cnt = count($this->tableCalls); 1596 for( $key = 0; $key < $cnt; $key++){ 1597 if($this->tableCalls[$key][0] == 'cdata'){ 1598 $ckey = $key; 1599 $key++; 1600 while($this->tableCalls[$key][0] == 'cdata'){ 1601 $this->tableCalls[$ckey][1][0] .= $this->tableCalls[$key][1][0]; 1602 $toDelete[] = $key; 1603 $key++; 1604 } 1605 continue; 1606 } 1607 } 1608 1609 foreach ( $toDelete as $delete ) { 1610 unset($this->tableCalls[$delete]); 1611 } 1612 $this->tableCalls = array_values($this->tableCalls); 1613 } 1614} 1615 1616 1617/** 1618 * Handler for paragraphs 1619 * 1620 * @author Harry Fuecks <hfuecks@gmail.com> 1621 */ 1622class Doku_Handler_Block { 1623 var $calls = array(); 1624 var $skipEol = false; 1625 var $inParagraph = false; 1626 1627 // Blocks these should not be inside paragraphs 1628 var $blockOpen = array( 1629 'header', 1630 'listu_open','listo_open','listitem_open','listcontent_open', 1631 'table_open','tablerow_open','tablecell_open','tableheader_open','tablethead_open', 1632 'quote_open', 1633 'code','file','hr','preformatted','rss', 1634 'htmlblock','phpblock', 1635 'footnote_open', 1636 ); 1637 1638 var $blockClose = array( 1639 'header', 1640 'listu_close','listo_close','listitem_close','listcontent_close', 1641 'table_close','tablerow_close','tablecell_close','tableheader_close','tablethead_close', 1642 'quote_close', 1643 'code','file','hr','preformatted','rss', 1644 'htmlblock','phpblock', 1645 'footnote_close', 1646 ); 1647 1648 // Stacks can contain paragraphs 1649 var $stackOpen = array( 1650 'section_open', 1651 ); 1652 1653 var $stackClose = array( 1654 'section_close', 1655 ); 1656 1657 1658 /** 1659 * Constructor. Adds loaded syntax plugins to the block and stack 1660 * arrays 1661 * 1662 * @author Andreas Gohr <andi@splitbrain.org> 1663 */ 1664 function __construct(){ 1665 global $DOKU_PLUGINS; 1666 //check if syntax plugins were loaded 1667 if(empty($DOKU_PLUGINS['syntax'])) return; 1668 foreach($DOKU_PLUGINS['syntax'] as $n => $p){ 1669 $ptype = $p->getPType(); 1670 if($ptype == 'block'){ 1671 $this->blockOpen[] = 'plugin_'.$n; 1672 $this->blockClose[] = 'plugin_'.$n; 1673 }elseif($ptype == 'stack'){ 1674 $this->stackOpen[] = 'plugin_'.$n; 1675 $this->stackClose[] = 'plugin_'.$n; 1676 } 1677 } 1678 } 1679 1680 function openParagraph($pos){ 1681 if ($this->inParagraph) return; 1682 $this->calls[] = array('p_open',array(), $pos); 1683 $this->inParagraph = true; 1684 $this->skipEol = true; 1685 } 1686 1687 /** 1688 * Close a paragraph if needed 1689 * 1690 * This function makes sure there are no empty paragraphs on the stack 1691 * 1692 * @author Andreas Gohr <andi@splitbrain.org> 1693 * 1694 * @param string|integer $pos 1695 */ 1696 function closeParagraph($pos){ 1697 if (!$this->inParagraph) return; 1698 // look back if there was any content - we don't want empty paragraphs 1699 $content = ''; 1700 $ccount = count($this->calls); 1701 for($i=$ccount-1; $i>=0; $i--){ 1702 if($this->calls[$i][0] == 'p_open'){ 1703 break; 1704 }elseif($this->calls[$i][0] == 'cdata'){ 1705 $content .= $this->calls[$i][1][0]; 1706 }else{ 1707 $content = 'found markup'; 1708 break; 1709 } 1710 } 1711 1712 if(trim($content)==''){ 1713 //remove the whole paragraph 1714 //array_splice($this->calls,$i); // <- this is much slower than the loop below 1715 for($x=$ccount; $x>$i; $x--) array_pop($this->calls); 1716 }else{ 1717 // remove ending linebreaks in the paragraph 1718 $i=count($this->calls)-1; 1719 if ($this->calls[$i][0] == 'cdata') $this->calls[$i][1][0] = rtrim($this->calls[$i][1][0],DOKU_PARSER_EOL); 1720 $this->calls[] = array('p_close',array(), $pos); 1721 } 1722 1723 $this->inParagraph = false; 1724 $this->skipEol = true; 1725 } 1726 1727 function addCall($call) { 1728 $key = count($this->calls); 1729 if ($key and ($call[0] == 'cdata') and ($this->calls[$key-1][0] == 'cdata')) { 1730 $this->calls[$key-1][1][0] .= $call[1][0]; 1731 } else { 1732 $this->calls[] = $call; 1733 } 1734 } 1735 1736 // simple version of addCall, without checking cdata 1737 function storeCall($call) { 1738 $this->calls[] = $call; 1739 } 1740 1741 /** 1742 * Processes the whole instruction stack to open and close paragraphs 1743 * 1744 * @author Harry Fuecks <hfuecks@gmail.com> 1745 * @author Andreas Gohr <andi@splitbrain.org> 1746 * 1747 * @param array $calls 1748 * 1749 * @return array 1750 */ 1751 function process($calls) { 1752 // open first paragraph 1753 $this->openParagraph(0); 1754 foreach ( $calls as $key => $call ) { 1755 $cname = $call[0]; 1756 if ($cname == 'plugin') { 1757 $cname='plugin_'.$call[1][0]; 1758 $plugin = true; 1759 $plugin_open = (($call[1][2] == DOKU_LEXER_ENTER) || ($call[1][2] == DOKU_LEXER_SPECIAL)); 1760 $plugin_close = (($call[1][2] == DOKU_LEXER_EXIT) || ($call[1][2] == DOKU_LEXER_SPECIAL)); 1761 } else { 1762 $plugin = false; 1763 } 1764 /* stack */ 1765 if ( in_array($cname,$this->stackClose ) && (!$plugin || $plugin_close)) { 1766 $this->closeParagraph($call[2]); 1767 $this->storeCall($call); 1768 $this->openParagraph($call[2]); 1769 continue; 1770 } 1771 if ( in_array($cname,$this->stackOpen ) && (!$plugin || $plugin_open) ) { 1772 $this->closeParagraph($call[2]); 1773 $this->storeCall($call); 1774 $this->openParagraph($call[2]); 1775 continue; 1776 } 1777 /* block */ 1778 // If it's a substition it opens and closes at the same call. 1779 // To make sure next paragraph is correctly started, let close go first. 1780 if ( in_array($cname, $this->blockClose) && (!$plugin || $plugin_close)) { 1781 $this->closeParagraph($call[2]); 1782 $this->storeCall($call); 1783 $this->openParagraph($call[2]); 1784 continue; 1785 } 1786 if ( in_array($cname, $this->blockOpen) && (!$plugin || $plugin_open)) { 1787 $this->closeParagraph($call[2]); 1788 $this->storeCall($call); 1789 continue; 1790 } 1791 /* eol */ 1792 if ( $cname == 'eol' ) { 1793 // Check this isn't an eol instruction to skip... 1794 if ( !$this->skipEol ) { 1795 // Next is EOL => double eol => mark as paragraph 1796 if ( isset($calls[$key+1]) && $calls[$key+1][0] == 'eol' ) { 1797 $this->closeParagraph($call[2]); 1798 $this->openParagraph($call[2]); 1799 } else { 1800 //if this is just a single eol make a space from it 1801 $this->addCall(array('cdata',array(DOKU_PARSER_EOL), $call[2])); 1802 } 1803 } 1804 continue; 1805 } 1806 /* normal */ 1807 $this->addCall($call); 1808 $this->skipEol = false; 1809 } 1810 // close last paragraph 1811 $call = end($this->calls); 1812 $this->closeParagraph($call[2]); 1813 return $this->calls; 1814 } 1815} 1816 1817//Setup VIM: ex: et ts=4 : 1818