1<?php 2/** 3 * Search with Scopes 4 * 5 * @license GPL 2 (http://www.gnu.org/licenses/gpl.html) 6 * @author i-net software <tools@inetsoftware.de> 7 * @author Gerry Weissbach <gweissbach@inetsoftware.de> 8 */ 9 10// must be run within Dokuwiki 11if (!defined('DOKU_INC')) die(); 12if (!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN', DOKU_INC . 'lib/plugins/'); 13 14require_once(DOKU_PLUGIN . 'syntax.php'); 15 16class syntax_plugin_siteexport_toc extends DokuWiki_Syntax_Plugin { 17 18 private $insideToc = false; 19 private $savedToc = array(); 20 private $options = array(); 21 22 private $mergedPages = array(); 23 private $includedPages = array(); 24 private $merghintIds = array(); 25 26 public function getType() { return 'protected'; } 27 public function getPType() { return 'block'; } 28 public function getAllowedTypes() { return array('container'); } 29 public function getSort() { return 100; } 30 31 /** 32 * Connect pattern to lexer 33 */ 34 public function connectTo($mode) { 35 $this->Lexer->addEntryPattern('<toc>(?=.*?</toc>)', $mode, 'plugin_siteexport_toc'); 36 $this->Lexer->addEntryPattern('<toc .+?>(?=.*?</toc>)', $mode, 'plugin_siteexport_toc'); 37 $this->Lexer->addSpecialPattern("\[\[.+?\]\]", $mode, 'plugin_siteexport_toc'); 38 } 39 40 public function postConnect() { 41 $this->Lexer->addExitPattern('</toc.*?>', 'plugin_siteexport_toc'); 42 } 43 44 public function handle($match, $state, $pos, Doku_Handler $handler) { 45 global $ID, $INFO; 46 47 switch ($state) { 48 case DOKU_LEXER_ENTER: 49 50 $this->insideToc = true; 51 $this->options = explode(' ', substr($match, 5, -1)?:""); 52 return array('start' => true, 'pos' => $pos, 'options' => $this->options); 53 54 case DOKU_LEXER_SPECIAL: 55 56 if ($this->insideToc) { 57 58 $link = preg_replace(array('/^\[\[/', '/\]\]$/u'), '', $match); 59 // Split title from URL 60 $link = explode('|', $link, 2); 61 if (!isset($link[1])) { 62 $link[1] = NULL; 63 } else if (preg_match('/^\{\{[^\}]+\}\}$/', $link[1])) { 64 // If the title is an image, convert it to an array containing the image details 65 $link[1] = Doku_Handler_Parse_Media($link[1]); 66 } 67 $link[0] = trim($link[0]); 68 69 if (!(preg_match('/^[a-zA-Z0-9\.]+>{1}.*$/u', $link[0]) || 70 preg_match('/^\\\\\\\\[\w.:?\-;,]+?\\\\/u', $link[0]) || 71 preg_match('#^([a-z0-9\-\.+]+?)://#i', $link[0]) || 72 preg_match('<' . PREG_PATTERN_VALID_EMAIL . '>', $link[0]) || 73 preg_match('!^#.+!', $link[0])) 74 ) { 75 76 // Get current depth from call stack 77 $depth = 1; 78 if ($handler->CallWriter instanceof Doku_Handler_List) { 79 80 $calls = array_reverse($handler->CallWriter->calls); 81 $call = $calls[0]; 82 foreach ($calls as $item) { 83 if (in_array($item[0], array('list_item', 'list_open'))) { $call = $item; break; } 84 } 85 86 $listType = null; 87 $depth = $handler->CallWriter->interpretSyntax($call[1][0], $listType)-1; // Minus one because of plus one inside the interpret function 88 } 89 90 if (empty($link[0])) { break; } // No empty elements. This would lead to problems 91 return array($link[0], $link[1], $depth); 92 } else { 93 // use parser! - but with another p 94 $handler->internallink($match, $state, $pos); 95 } 96 } else { 97 // use parser! 98 $handler->internallink($match, $state, $pos); 99 } 100 101 return false; 102 case DOKU_LEXER_UNMATCHED: 103 104 $handler->_addCall('cdata', array($match), $pos); 105 106 return false; 107 case DOKU_LEXER_EXIT: 108 109 $this->insideToc = false; 110 return 'save__meta'; 111 } 112 return false; 113 } 114 115 public function render($mode, Doku_Renderer $renderer, $data) { 116 global $ID, $lang, $INFO; 117 118 list($SID, $NAME, $DEPTH) = $data; 119 120 resolve_pageid(getNS($ID), $SID, $exists = null); 121// $SID = cleanID($SID); // hier kein cleanID, da sonst moeglicherweise der anker verloren geht 122 123 // Render XHTML and ODT 124 if ($mode == 'xhtml' || $mode == 'odt') { 125 126 // TOC Title 127 if (is_array($data) && $data['start'] == true) { 128 129 if (is_Array($data['options'])) { 130 foreach ($data['options'] as $opt) { 131 switch ($opt) { 132 case 'description' : $renderer->meta['sitetoc']['showDescription'] = true; break; 133 case 'notoc' : $renderer->meta['sitetoc']['noTOC'] = true; break; 134 case 'merge' : $renderer->meta['sitetoc']['mergeDoc'] = true; break; 135 case 'nohead' : $renderer->meta['sitetoc']['noTocHeader'] = true; break; 136 case 'mergeheader' : $renderer->meta['sitetoc']['mergeHeader'] = true; break; 137 case 'pagebreak' : $renderer->meta['sitetoc']['pagebreak'] = true; break; 138 case 'mergehint' : $renderer->meta['sitetoc']['mergehint'] = true; break; 139 } 140 } 141 } 142 143 $renderer->section_open("1 sitetoc"); 144 if ($renderer->meta['sitetoc']['noTocHeader'] === false) { 145 $renderer->header($lang['toc'], 1, $data['pos']); 146 } 147 148 return true; 149 } else 150 151 // All Output has been done 152 if (!is_array($data) && $data == 'save__meta') { 153 154 // Close TOC 155 $renderer->section_close(); 156 157 if ($renderer->meta['sitetoc']['noTOC'] === true) { 158 $renderer->doc = preg_replace("/<div.*?sitetoc.*?$/si", "", $renderer->doc); 159 } 160 161 // If this is not set, we may have it as Metadata 162 if (empty($this->mergedPages) && $renderer->meta['sitetoc']['mergeDoc']) { 163 $toc = $renderer->meta['sitetoc']['siteexportTOC']; 164 165 if (is_array($toc)) { 166 foreach ($toc as $tocItem) { 167 $this->mergedPages[] = array($tocItem['id'], $tocItem['depth']); 168 } 169 } 170 171 } 172 173 // If there is some data to be merged 174 if (count($this->mergedPages) > 0) { 175 176 $renderer->doc = ''; // Start fresh! 177 178 $renderer->section_open("1 mergedsite" . ($renderer->meta['sitetoc']['mergehint'] && count($this->mergedPages) > 1 ? ' mergehint' : '')); 179 180 // Prepare lookup Array 181 foreach ($this->mergedPages as $tocItem) { 182 list($this->includedPages[]) = explode('#', $tocItem[0]); 183 } 184 185 // Load the instructions 186 $instr = array(); 187 foreach ($this->mergedPages as $tocElement) { 188 189 list($tocItem, $depth) = $tocElement; 190 $file = wikiFN($tocItem); 191 192 if (@file_exists($file)) { 193 $instructions = p_cached_instructions($file, false, $tocItem); 194 } else { 195 $instructions = p_get_instructions(io_readWikiPage($file, $tocItem)); 196 } 197 198 // Convert Link and header instructions 199 $instructions = $this->_convertInstructions($instructions, $addID = null, $renderer, $depth); 200 201 if ($renderer->meta['sitetoc']['mergeHeader'] && count($this->mergedPages) > 1) { 202 // get a hint for merged pages 203 if ($renderer->meta['sitetoc']['mergehint']) { 204 // only if the first section is already there 205 $mergeHint = p_get_metadata($tocItem, 'mergehint', METADATA_RENDER_USING_SIMPLE_CACHE); 206 if (empty($mergeHint)) { $mergeHint = p_get_metadata($tocItem, 'thema', METADATA_RENDER_USING_SIMPLE_CACHE); } 207 if (empty($mergeHint)) { $mergeHint = tpl_pagetitle($tocItem, true); } 208 $instructions = $this->_mergeWithHeaders($this->_initialHeaderStructure($instructions), $instructions, 1, $mergeHint); 209 } 210 // Merge 211 $instr = $this->_mergeWithHeaders($instr, $instructions, 1); 212 213 } else 214 if ($renderer->meta['sitetoc']['pagebreak']) { 215 $sitepagebreak = array(array( 216 'plugin', 217 array( 218 'siteexport_toctools', 219 array( 220 'pagebreak', 221 null, 222 null 223 ) 224 ) 225 )); 226 $instr = array_merge($instr, $instructions, $sitepagebreak); 227 } else { 228 // Concat 229 $instr = array_merge($instr, $instructions); 230 } 231 } 232 233 if (!empty($instr)) { 234 if ( $this->_cleanAllInstructions($instr, true) ) { 235 // There are no toc elements, remove the mergesite mergehint 236 $renderer->doc = preg_replace( '/(class=".*?\s)mergedsite/', '\1', $renderer->doc ); 237 $renderer->doc = preg_replace( '/(class=".*?\s)mergehint/', '\1', $renderer->doc ); 238 } 239 240 // print "<pre>"; print_r($instr); print "</pre>"; 241 $this->_render_output($renderer, $mode, $instr); 242 } 243 244 $renderer->section_close(); 245 } 246 return true; 247 } 248 249 // Save the current ID 250 $LNID = $SID; 251 252 // Add ID to flags['mergeDoc'] 253 if ($renderer->meta['sitetoc']['mergeDoc'] === true) { // || (count($renderer->meta['sitetoc']['siteexportTOC']) > 0 && $renderer->meta['sitetoc']['siteexportMergeDoc'] === true) ) { 254 $this->mergedPages[] = array($SID, $DEPTH); 255 resolve_pageid(getNS($ID), $SID, $exists); 256 } else { 257 // // print normal internal link (XHTML odt) 258 $renderer->internallink($LNID, $NAME, null); 259 260 // Display Description underneath 261 if ($renderer->meta['sitetoc']['showDescription'] === true) { 262 $renderer->cdata(p_get_metadata($SID, 'description abstract', true)); 263 } 264 } 265 266 // Render Metadata 267 } else if ($mode == 'metadata') { 268 if (!is_array($data) && $data == 'save__meta') { 269 $renderer->meta['sitetoc']['siteexportTOC'] = $this->savedToc; 270 271 foreach ($this->savedToc as $page) { 272 $renderer->meta['relation']['references'][$page['id']] = $page['exists']; 273 } 274 275 $this->savedToc = array(); 276 } else if (!isset($data['start']) && !isset($data['pos'])) { 277 $this->savedToc[] = $this->__addTocItem($SID, $NAME, $DEPTH, $renderer); 278 } 279 } else { 280 return false; 281 } 282 283 return true; 284 } 285 286 /* 287 * pull apart the ID and create an Entry for the TOC 288 */ 289 private function __addTocItem($id, $name, $depth, $renderer) { 290 global $conf; 291 global $ID; 292 293 // Render Title 294 $default = $renderer->_simpleTitle($id); 295 $exists = false; $isImage = false; $linktype = null; 296 resolve_pageid(getNS($ID), $id, $exists); 297 $name = $renderer->_getLinkTitle($name, $default, $isImage, $id, $linktype); 298 299 //keep hash anchor 300 list($id, $hash) = explode('#', $id, 2); 301 if (!empty($hash)) $hash = $renderer->_headerToLink($hash); 302 303 // Build Sitetoc Item 304 $item = array(); 305 $item['id'] = $id; 306 $item['name'] = $name; 307 $item['anchor'] = $hash; 308 $item['depth'] = $depth; 309 $item['exists'] = $exists; 310 if (!$conf['skipacl'] && auth_quickaclcheck($item['id']) < AUTH_READ) { 311 return false; 312 } 313 314 return $item; 315 } 316 317 /* 318 * Render the output of one page 319 */ 320 private function _render_output($renderer, $mode, $instr) { 321 global $ID; 322 323 // Section IDs 324 // $addID = sectionID($addID, $check); //not possible to use a:b:c for id 325 326 if ($mode == 'xhtml') { 327 328 //--------RENDER 329 //renderer information(TOC build / Cache used) 330 $info = array(); 331 $content = p_render($mode, $instr, $info); 332 333 //Remove TOC`s, section edit buttons and tags 334 $content = $this->_cleanXHTML($content); 335 336 // embed the included page 337 // $renderer->doc .= '<div class="include">'; 338 //add an anchor to find start of a inserted page 339 // $renderer->doc .= "<a name='$addID' id='$addID'>"; 340 $renderer->doc .= $content; 341 // $renderer->doc .= '</div>'; 342 } else if ($mode == 'odt') { 343 344 // Loop through the instructions 345 foreach ($instr as $instruction) { 346 // Execute the callback against the Renderer 347 call_user_func_array(array($renderer, $instruction[0]), $instruction[1]); 348 } 349 } 350 } 351 352 /* 353 * Corrects relative internal links and media and 354 * converts headers of included pages to subheaders of the current page 355 */ 356 private function _convertInstructions($instr, $id, &$renderer, $depth = 1) { 357 global $ID; 358 global $conf; 359 360 $n = count($instr); 361 362 for ($i = 0; $i < $n; $i++) { 363 //internal links(links inside this wiki) an relative links 364 if ((substr($instr[$i][0], 0, 12) == 'internallink')) { 365 $this->_convert_link($renderer, $instr[$i], $id); 366 } 367 else if ((substr($instr[$i][0], 0, 13) == 'internalmedia')) { 368 $this->_convert_media($renderer, $instr[$i], $id); 369 } 370 else if ((substr($instr[$i][0], 0, 6) == 'header')) { 371 $this->_convert_header($renderer, $instr[$i], $depth-1); // -1 because the depth starts at 1 372 } 373 else if ((substr($instr[$i][0], 0, 12) == 'section_open')) { 374 $this->_convert_section($renderer, $instr[$i], $depth-1); // -1 because the depth starts at 1 375 } 376 } 377 378 //if its the document start, cut off the first element(document information) 379 if ($instr[0][0] == 'document_start') 380 return array_slice($instr, 1, -1); 381 else 382 return $instr; 383 } 384 385 /* 386 * Convert link of given instruction 387 */ 388 private function _convert_link(&$renderer, &$instr, $id) { 389 global $ID; 390 391 $exists = false; 392 393 resolve_pageid(getNS($id), $instr[1][0], $exists); 394 list($pageID, $pageReference) = explode("#", $instr[1][0], 2); 395 396 if (in_array($pageID, $this->includedPages)) { 397 // Crate new internal Links 398 $check = null; 399 400 // Either get existing reference or create from first heading. If still not there take the alternate ID 401 $pageNameLink = empty($pageReference) ? sectionID($pageID, $check) : $pageReference; 402 403 $instr[1][0] = $ID . "#" . $pageNameLink; 404 405 } else { 406 // Convert external Links to plain Text 407 408 $instr = array( 409 "cdata", 410 array($instr[1][1]), 411 $instr[2] 412 ); 413 } 414 } 415 416 /* 417 * Convert internalmedia of given instruction 418 */ 419 private function _convert_media(&$renderer, &$instr, $id) { 420 global $ID; 421 422 // Resolvemedia returns the absolute path to media by reference 423 $exists = false; 424 resolve_mediaid(getNS($id), $instr[1][0], $exists); 425 } 426 427 /** 428 * @param integer $depth 429 */ 430 private function _convert_header(&$renderer, &$instr, $depth) { 431 // More Depth! 432 $instr[1][1] += $depth; 433 } 434 435 /** 436 * @param integer $depth 437 */ 438 private function _convert_section(&$renderer, &$instr, $depth) { 439 // More Depth! 440 $instr[1][0] += $depth; 441 } 442 443 private function _mergeWithHeaders($existing, $newInstructions, $level = 1, $mergeHint = array()) { 444 445 $returnInstructions = array(); 446 $preparedInstructions = array(); 447 $existingStart = $existingEnd = 0; 448 $firstRun = true; 449 450 while ($this->_findNextHeaderSection($existing, $level, $existingStart, $existingEnd)) { 451 452 if ($firstRun) { 453 $returnInstructions = array_merge($returnInstructions, array_slice($existing, 0, $existingStart)); 454 $firstRun = false; 455 } 456 457 $currentSlice = array_slice($existing, $existingStart, $existingEnd-$existingStart); 458 459 // Find matching part with headername 460 $newStart = $newEnd = 0; 461 if ($this->_findNextHeaderSection($newInstructions, $level, $newStart, $newEnd, $currentSlice[0][1][0])) { 462 463 $newSlice = array_slice($newInstructions, $newStart, $newEnd-$newStart); 464 if ($newSlice[0][0] == 'header') 465 array_shift($newSlice); // Remove Heading 466 467 // merge found parts on next level. 468 $returnedInstructions = $this->_mergeWithHeaders($currentSlice, $newSlice, $level+1, $mergeHint); 469 470 // Put them at the end! 471 $preparedInstructions = array_merge($preparedInstructions, $returnedInstructions); 472 473 // Remove from input 474 array_splice($newInstructions, $newStart, $newEnd-$newStart); 475 } else { 476 // Nothing else found 477 $preparedInstructions = array_merge($preparedInstructions, $currentSlice); 478 } 479 480 $existingStart = $existingEnd; 481 } 482 483 // Append the rest 484 $returnInstructions = array_merge($returnInstructions, array_slice($existing, $existingStart)); 485 486 // Check for section close inconsistencies and put one at the very end ... 487 $section_postpend = array(); 488 if ( 489 ( 490 ($tmp1 = array_slice($newInstructions, -1)) 491 && ($tmp1[0][0] == 'section_close') 492 ) 493 && 494 ( 495 ($tmp2 = array_slice($newInstructions, -2)) 496 && ($tmp2[0][0] == 'section_close') 497 ) 498 ) { 499 $section_postpend = array_splice($newInstructions, -1); 500 } 501 if ( 502 ( 503 ($tmp3 = array_slice($returnInstructions, -1)) 504 && ($tmp3[0][0] == 'section_close') 505 ) 506 && 507 ( 508 ($tmp4 = array_slice($returnInstructions, -2)) 509 && ($tmp4[0][0] == 'section_close') 510 ) 511 ) { 512 $section_postpend = array_merge($section_postpend, array_splice($returnInstructions, -1)); 513 } 514 515 // What if there are headings left inside the $newInstructions????? 516 // Find matching part with headername 517 $newStart = $newEnd = 0; 518 $section_prepend = array(); 519 if ($this->_findNextHeaderSection($newInstructions, $level, $newStart, $newEnd)) { 520 // If there are header in here, build a prepend and have the rest at the end 521 $section_prepend = array_splice($newInstructions, 0, $newStart); 522 } else { 523 // If not, prepend all of it. 524 $section_prepend = $newInstructions; 525 $newInstructions = array(); 526 } 527 528 $this->_insertMergeHint($section_prepend, $mergeHint); 529 530 $returnInstructions = array_merge($returnInstructions, $section_prepend, $preparedInstructions, $newInstructions, $section_postpend); 531 532 return $returnInstructions; 533 } 534 535 /** 536 * @param integer $level 537 */ 538 private function _findNextHeaderSection($section, $level, &$start, &$end, $headerName = null) { 539 540 $inCount = count($section); 541 $currentSlice = -1; 542 543 // Find Level 1 Header that matches. 544 for ($i = $start; $i < $inCount; $i++) { 545 546 $instruction = $section[$i]; 547 $end = $i; // Or it will be lost and a section close will be missing. 548 549 // First Level Header 550 if ($instruction[0] == 'header' && $instruction[1][1] == $level) { 551 552 if ($currentSlice > 0) { 553 return true; 554 } 555 556 if ($headerName == null || ($headerName == $instruction[1][0])) { 557 // Begin of new slice ... 558 $start = $currentSlice = $i; 559 } 560 } 561 } 562 563 // Nothing found 564 $end = $i; // Or it will be lost and a section close will be missing. 565 return $currentSlice > 0; 566 } 567 568 private function _cleanAllInstructions(&$instr, $advanced=false) { 569 $this->_cleanInstructions($instr, '/p_(close|open)/'); 570 $this->_cleanInstructions($instr, '/section_(close|open)/'); 571 $this->_cleanInstructions($instr, '/listu_(close|open)/'); 572 $this->_cleanInstructions($instr, '/listo_(close|open)/'); 573 574 if ( !$advanced ) { 575 return false; 576 } 577 578 $currentMergeHint = null; 579 $listOfMergeHintNames= []; 580 for( $i=0; $i<count($instr); $i++ ) { 581 582 $hasMoreEntries = count($instr)-1 > $i; 583 584 if ( $instr[$i][0] == 'header' ) { 585 // reset after header 586 $currentMergeHint = null; 587 } 588 589 if ( $instr[$i][1][0] == 'siteexport_toctools' && $instr[$i][1][0][0] != 'pagebreak' ) { 590 if ( $currentMergeHint != null && $instr[$i][1][1][2] == $currentMergeHint[1][1][2] ) { 591 // print "<p>Removing Mergehint in between </p>"; 592 array_splice($instr, $i--, 1); 593 } else { 594 // print "<p>Resetting Mergehint '" . $instr[$i][1][1][2] . "' == '" . $currentMergeHint[1][1][2] . "'</p>"; 595 $currentMergeHint = $instr[$i]; 596 $listOfMergeHintNames[] = $instr[$i][1][1][2]; 597 } 598 } 599 } 600 601 // There is only ONE distinct mergehint -> remove all 602 $listOfMergeHintNames = array_unique($listOfMergeHintNames); 603 if ( count($listOfMergeHintNames) == 1 ) { 604 for( $i=0; $i<count($instr); $i++ ) { 605 if ( $instr[$i][1][0] == 'siteexport_toctools' && $instr[$i][1][0][0] != 'pagebreak' ) { 606 array_splice($instr, $i--, 1); 607 } 608 } 609 } 610 611 return count($listOfMergeHintNames) == 1; 612 } 613 614 /** 615 * @param string $tag 616 */ 617 private function _cleanInstructions(&$instructions, $tag) { 618 619 620/* 621 print "<pre>"; 622 print "$tag ->\n"; 623 print_r($instructions); 624 print "</pre>"; 625//*/ 626 $inCount = count($instructions); 627 for ($i = 0; $i < $inCount; $i++) { 628 629 // Last instruction 630 if ($i == $inCount-1) { 631 break; 632 } 633 634 if (preg_match($tag, $instructions[$i][0]) && preg_match($tag, $instructions[$i+1][0]) && $instructions[$i][0] != $instructions[$i+1][0]) { 635/* 636 print "<pre>"; 637 print "Removed ->\n"; 638 print_r($instructions[$i-1]); 639 print "---\n"; 640 print_r($instructions[$i]); 641 print_r($instructions[$i+1]); 642 print "---\n"; 643 print_r($instructions[$i+2]); 644 print "</pre>"; 645//*/ 646 647 // found different tags, but both match the expression and follow each other - so they can be elliminated 648 array_splice($instructions, $i, 2); 649 $inCount -= 2; 650 $i--; 651 } 652 } 653/* 654 print "<pre>"; 655 print "$tag ->\n"; 656 print_r($instructions); 657 print "</pre>"; 658//*/ 659 } 660 661 /** 662 * Strip everything except for the headers 663 */ 664 private function _initialHeaderStructure($instructions) { 665 $inCount = count($instructions); 666 for ($i = 0; $i < $inCount; $i++) { 667 668 // Last instruction 669 if ($i == $inCount-1) { 670 break; 671 } 672 673 if (!in_array($instructions[$i][0], array('header', 'section_open', 'section_close', 'p_open', 'p_close'))) { 674 // found non-matching 675 array_splice($instructions, $i, 1); 676 $inCount--; 677 $i--; 678 } 679 } 680 return $instructions; 681 } 682 683 private function _insertMergeHint(&$instructions, $mergeHint) { 684 685 // Surround new slice with a mergehint 686 if (empty($mergeHint)) { return; } 687 688 // No emtpy insruction sets. 689 $this->_cleanAllInstructions($instructions); 690 691 if (empty($instructions)) { return; } 692 693 $mergeHintPrepend = $this->_toctoolPrepends( $instructions ); 694 695 // only section content should be surrounded. 696 if ($instructions[0][0] != 'section_open') { return; } 697 698 // save for later use 699 $mergeHints = array(); 700 $mergeHintId = sectionid($mergeHint, $mergeHints); 701 $this->merghintIds[$mergeHintId] = $mergeHint; 702 703 // Insert section information 704 array_push( $mergeHintPrepend, array( 705 'plugin', 706 array( 707 'siteexport_toctools', 708 array( 709 'mergehint', 710 'start', 711 $mergeHint, 712 $mergeHintId 713 ) 714 ) 715 ) ); 716 717 $mergeHintPostpend = array(array( 718 'plugin', 719 array( 720 'siteexport_toctools', 721 array( 722 'mergehint', 723 'end', 724 $mergeHint 725 ) 726 ) 727 )); 728 729/* 730 print "<pre>"; print_r($instructions); print "</pre>"; 731//*/ 732 $instructions = array_merge($mergeHintPrepend, $instructions, $mergeHintPostpend); 733 } 734 735 private function _toctoolPrepends( &$instructions ) { 736 737 $mergeHintPrependPrepend = array(); 738 739 // 2021-01-14 This did no good - if a merged page had two mergehints, the first was stripped. 740/* 741 if ( $instructions[0][0] == 'plugin' && $instructions[0][1][0] == 'siteexport_toctools' && $instructions[0][1][1][1] == 'start' ) { 742 743 // This is already section merge hint ... but it will have a section at its end ... hopefully 744 do { 745 $_instructions = array_shift( $instructions ); 746 array_push( $mergeHintPrependPrepend, $_instructions); 747 } while( !($_instructions[0] == 'plugin' && $_instructions[1][0] == 'siteexport_toctools' && $_instructions[1][1][1] == 'end' ) ) ; 748 array_splice($mergeHintPrepend, 0, 0, $mergeHintPrependPrepend); 749 } 750//*/ 751/* 752 print "<pre>"; print_r($instructions); print "</pre>"; 753//*/ 754 return $mergeHintPrependPrepend; 755 } 756 757 /** 758 * Remove TOC, section edit buttons and tags 759 */ 760 private function _cleanXHTML($xhtml) { 761 $replace = array( 762 '!<div class="toc">.*?(</div>\n</div>)!s' => '', // remove TOCs 763 '#<!-- SECTION \[(\d*-\d*)\] -->#s' => '', // remove section edit buttons 764 '!<div id="tags">.*?(</div>)!s' => '' // remove category tags 765 ); 766 $xhtml = preg_replace(array_keys($replace), array_values($replace), $xhtml); 767 return $xhtml; 768 } 769 770 /** 771 * Allow the plugin to prevent DokuWiki creating a second instance of itself 772 * 773 * @return bool true if the plugin can not be instantiated more than once 774 */ 775 public function isSingleton() { 776 return true; 777 } 778} 779// vim:ts=4:sw=4:et:enc=utf-8: 780