1<?php 2/** 3 * dw2Pdf Plugin: Conversion from dokuwiki content to pdf. 4 * 5 * @license GPL 2 (http://www.gnu.org/licenses/gpl.html) 6 * @author Luigi Micco <l.micco@tiscali.it> 7 * @author Andreas Gohr <andi@splitbrain.org> 8 */ 9 10// must be run within Dokuwiki 11if(!defined('DOKU_INC')) die(); 12 13/** 14 * Class action_plugin_dw2pdf 15 * 16 * Export hmtl content to pdf, for different url parameter configurations 17 * DokuPDF which extends mPDF is used for generating the pdf from html. 18 */ 19class action_plugin_dw2pdf extends DokuWiki_Action_Plugin { 20 /** 21 * Settings for current export, collected from url param, plugin config, global config 22 * 23 * @var array 24 */ 25 protected $exportConfig = null; 26 protected $tpl; 27 protected $list = array(); 28 29 /** 30 * Constructor. Sets the correct template 31 */ 32 public function __construct() { 33 $this->tpl = $this->getExportConfig('template'); 34 } 35 36 /** 37 * Register the events 38 * 39 * @param Doku_Event_Handler $controller 40 */ 41 public function register(Doku_Event_Handler $controller) { 42 $controller->register_hook('ACTION_ACT_PREPROCESS', 'BEFORE', $this, 'convert', array()); 43 $controller->register_hook('TEMPLATE_PAGETOOLS_DISPLAY', 'BEFORE', $this, 'addbutton', array()); 44 } 45 46 /** 47 * Do the HTML to PDF conversion work 48 * 49 * @param Doku_Event $event 50 * @return bool 51 */ 52 public function convert(Doku_Event $event) { 53 global $ACT; 54 global $ID; 55 56 // our event? 57 if(($ACT != 'export_pdfbook') && ($ACT != 'export_pdf') && ($ACT != 'export_pdfns')) return false; 58 59 // check user's rights 60 if(auth_quickaclcheck($ID) < AUTH_READ) return false; 61 62 if($data = $this->collectExportPages($event)) { 63 list($title, $this->list) = $data; 64 } else { 65 return false; 66 } 67 68 // it's ours, no one else's 69 $event->preventDefault(); 70 71 // prepare cache and its dependencies 72 $depends = array(); 73 $cache = $this->prepareCache($title, $depends); 74 75 // hard work only when no cache available 76 if(!$this->getConf('usecache') || !$cache->useCache($depends)) { 77 $this->generatePDF($cache->cache, $title); 78 } 79 80 // deliver the file 81 $this->sendPDFFile($cache->cache, $title); 82 return true; 83 } 84 85 86 /** 87 * Obtain list of pages and title, based on url parameters 88 * 89 * @param Doku_Event $event 90 * @return string|bool 91 */ 92 protected function collectExportPages(Doku_Event $event) { 93 global $ACT; 94 global $ID; 95 global $INPUT; 96 global $conf; 97 98 // list of one or multiple pages 99 $list = array(); 100 101 if($ACT == 'export_pdf') { 102 $list[0] = $ID; 103 $title = $INPUT->str('pdftitle'); //DEPRECATED 104 $title = $INPUT->str('book_title', $title, true); 105 if(empty($title)) { 106 $title = p_get_first_heading($ID); 107 } 108 109 } elseif($ACT == 'export_pdfns') { 110 //check input for title and ns 111 if(!$title = $INPUT->str('book_title')) { 112 $this->showPageWithErrorMsg($event, 'needtitle'); 113 return false; 114 } 115 $pdfnamespace = cleanID($INPUT->str('book_ns')); 116 if(!@is_dir(dirname(wikiFN($pdfnamespace . ':dummy')))) { 117 $this->showPageWithErrorMsg($event, 'needns'); 118 return false; 119 } 120 121 //sort order 122 $order = $INPUT->str('book_order', 'natural', true); 123 $sortoptions = array('pagename', 'date', 'natural'); 124 if(!in_array($order, $sortoptions)) { 125 $order = 'natural'; 126 } 127 128 //search depth 129 $depth = $INPUT->int('book_nsdepth', 0); 130 if($depth < 0) { 131 $depth = 0; 132 } 133 134 //page search 135 $result = array(); 136 $opts = array('depth' => $depth); //recursive all levels 137 $dir = utf8_encodeFN(str_replace(':', '/', $pdfnamespace)); 138 search($result, $conf['datadir'], 'search_allpages', $opts, $dir); 139 140 //sorting 141 if(count($result) > 0) { 142 if($order == 'date') { 143 usort($result, array($this, '_datesort')); 144 } elseif($order == 'pagename') { 145 usort($result, array($this, '_pagenamesort')); 146 } 147 } 148 149 foreach($result as $item) { 150 $list[] = $item['id']; 151 } 152 153 } elseif(isset($_COOKIE['list-pagelist']) && !empty($_COOKIE['list-pagelist'])) { 154 //is in Bookmanager of bookcreator plugin a title given? 155 $title = $INPUT->str('pdfbook_title'); //DEPRECATED 156 $title = $INPUT->str('book_title', $title, true); 157 if(empty($title)) { 158 $this->showPageWithErrorMsg($event, 'needtitle'); 159 return false; 160 } else { 161 $list = explode("|", $_COOKIE['list-pagelist']); 162 } 163 164 } else { 165 //show empty bookcreator message 166 $this->showPageWithErrorMsg($event, 'empty'); 167 return false; 168 } 169 170 $list = array_map('cleanID', $list); 171 return array($title, $list); 172 } 173 174 /** 175 * Prepare cache 176 * 177 * @param string $title 178 * @param array $depends (reference) array with dependencies 179 * @return cache 180 */ 181 protected function prepareCache($title, &$depends) { 182 global $REV; 183 184 $cachekey = join(',', $this->list) 185 . $REV 186 . $this->getExportConfig('template') 187 . $this->getExportConfig('pagesize') 188 . $this->getExportConfig('orientation') 189 . $this->getExportConfig('doublesided') 190 . ($this->getExportConfig('hasToC') ? join('-', $this->getExportConfig('levels')) : '0') 191 . $title; 192 $cache = new cache($cachekey, '.dw2.pdf'); 193 194 $dependencies = array(); 195 foreach($this->list as $pageid) { 196 $relations = p_get_metadata($pageid, 'relation'); 197 198 if(is_array($relations)) { 199 if(array_key_exists('media', $relations) && is_array($relations['media'])) { 200 foreach($relations['media'] as $mediaid => $exists) { 201 if($exists) { 202 $dependencies[] = mediaFN($mediaid); 203 } 204 } 205 } 206 207 if(array_key_exists('haspart', $relations) && is_array($relations['haspart'])) { 208 foreach($relations['haspart'] as $part_pageid => $exists) { 209 if($exists) { 210 $dependencies[] = wikiFN($part_pageid); 211 } 212 } 213 } 214 } 215 216 $dependencies[] = metaFN($pageid, '.meta'); 217 } 218 219 $depends['files'] = array_map('wikiFN', $this->list); 220 $depends['files'][] = __FILE__; 221 $depends['files'][] = dirname(__FILE__) . '/renderer.php'; 222 $depends['files'][] = dirname(__FILE__) . '/mpdf/mpdf.php'; 223 $depends['files'] = array_merge( 224 $depends['files'], 225 $dependencies, 226 getConfigFiles('main') 227 ); 228 return $cache; 229 } 230 231 /** 232 * Set error notification and reload page again 233 * 234 * @param Doku_Event $event 235 * @param string $msglangkey key of translation key 236 */ 237 private function showPageWithErrorMsg(Doku_Event $event, $msglangkey) { 238 msg($this->getLang($msglangkey), -1); 239 240 $event->data = 'show'; 241 $_SERVER['REQUEST_METHOD'] = 'POST'; //clears url 242 } 243 244 /** 245 * Build a pdf from the html 246 * 247 * @param string $cachefile 248 * @param string $title 249 */ 250 protected function generatePDF($cachefile, $title) { 251 global $ID; 252 global $REV; 253 global $INPUT; 254 255 //some shortcuts to export settings 256 $hasToC = $this->getExportConfig('hasToC'); 257 $levels = $this->getExportConfig('levels'); 258 $isDebug = $this->getExportConfig('isDebug'); 259 260 // initialize PDF library 261 require_once(dirname(__FILE__) . "/DokuPDF.class.php"); 262 263 $mpdf = new DokuPDF($this->getExportConfig('pagesize'), $this->getExportConfig('orientation')); 264 265 // let mpdf fix local links 266 $self = parse_url(DOKU_URL); 267 $url = $self['scheme'] . '://' . $self['host']; 268 if($self['port']) { 269 $url .= ':' . $self['port']; 270 } 271 $mpdf->setBasePath($url); 272 273 // Set the title 274 $mpdf->SetTitle($title); 275 276 // some default document settings 277 //note: double-sided document, starts at an odd page (first page is a right-hand side page) 278 // single-side document has only odd pages 279 $mpdf->mirrorMargins = $this->getExportConfig('doublesided'); 280 $mpdf->useOddEven = $this->getExportConfig('doublesided'); //duplicate of mirrorMargins 281 $mpdf->setAutoTopMargin = 'stretch'; 282 $mpdf->setAutoBottomMargin = 'stretch'; 283// $mpdf->pagenumSuffix = '/'; //prefix for {nbpg} 284 if($hasToC) { 285 $mpdf->PageNumSubstitutions[] = array('from' => 1, 'reset' => 0, 'type' => 'i', 'suppress' => 'off'); //use italic pageno until ToC 286 $mpdf->h2toc = $levels; 287 } else { 288 $mpdf->PageNumSubstitutions[] = array('from' => 1, 'reset' => 0, 'type' => '1', 'suppress' => 'off'); 289 } 290 291 // load the template 292 $template = $this->load_template($title); 293 294 // prepare HTML header styles 295 $html = ''; 296 if($isDebug) { 297 $html .= '<html><head>'; 298 $html .= '<style type="text/css">'; 299 } 300 $styles = $this->load_css(); 301 $styles .= '@page { size:auto; ' . $template['page'] . '}'; 302 $styles .= '@page :first {' . $template['first'] . '}'; 303 304 $styles .= '@page landscape-page { size:landscape }'; 305 $styles .= 'div.dw2pdf-landscape { page:landscape-page }'; 306 $styles .= '@page portrait-page { size:portrait }'; 307 $styles .= 'div.dw2pdf-portrait { page:portrait-page }'; 308 309 $mpdf->WriteHTML($styles, 1); 310 311 if($isDebug) { 312 $html .= $styles; 313 $html .= '</style>'; 314 $html .= '</head><body>'; 315 } 316 317 $body_start = $template['html']; 318 $body_start .= '<div class="dokuwiki">'; 319 320 // insert the cover page 321 $body_start .= $template['cover']; 322 323 $mpdf->WriteHTML($body_start, 2, true, false); //start body html 324 if($isDebug) { 325 $html .= $body_start; 326 } 327 if($hasToC) { 328 //Note: - for double-sided document the ToC is always on an even number of pages, so that the following content is on a correct odd/even page 329 // - first page of ToC starts always at odd page (so eventually an additional blank page is included before) 330 // - there is no page numbering at the pages of the ToC 331 $mpdf->TOCpagebreakByArray( 332 array( 333 'toc-preHTML' => '<h2>' . $this->getLang('tocheader') . '</h2>', 334 'toc-bookmarkText' => $this->getLang('tocheader'), 335 'links' => true, 336 'outdent' => '1em', 337 'resetpagenum' => true, //start pagenumbering after ToC 338 'pagenumstyle' => '1' 339 ) 340 ); 341 $html .= '<tocpagebreak>'; 342 } 343 344 // store original pageid 345 $keep = $ID; 346 347 // loop over all pages 348 $cnt = count($this->list); 349 for($n = 0; $n < $cnt; $n++) { 350 $page = $this->list[$n]; 351 352 // set global pageid to the rendered page 353 $ID = $page; 354 355 $pagehtml = p_cached_output(wikiFN($page, $REV), 'dw2pdf', $page); 356 $pagehtml .= $this->page_depend_replacements($template['cite'], $page); 357 if($n < ($cnt - 1)) { 358 $pagehtml .= '<pagebreak />'; 359 } 360 361 $mpdf->WriteHTML($pagehtml, 2, false, false); //intermediate body html 362 if($isDebug) { 363 $html .= $pagehtml; 364 } 365 } 366 //restore ID 367 $ID = $keep; 368 369 // insert the back page 370 $body_end = $template['back']; 371 372 $body_end .= '</div>'; 373 374 $mpdf->WriteHTML($body_end, 2, false, true); // finish body html 375 if($isDebug) { 376 $html .= $body_end; 377 $html .= '</body>'; 378 $html .= '</html>'; 379 } 380 381 //Return html for debugging 382 if($isDebug) { 383 if($INPUT->str('debughtml', 'text', true) == 'html') { 384 echo $html; 385 } else { 386 header('Content-Type: text/plain; charset=utf-8'); 387 echo $html; 388 } 389 exit(); 390 }; 391 392 // write to cache file 393 $mpdf->Output($cachefile, 'F'); 394 } 395 396 /** 397 * @param string $cachefile 398 * @param string $title 399 */ 400 protected function sendPDFFile($cachefile, $title) { 401 header('Content-Type: application/pdf'); 402 header('Cache-Control: must-revalidate, no-transform, post-check=0, pre-check=0'); 403 header('Pragma: public'); 404 http_conditionalRequest(filemtime($cachefile)); 405 406 $filename = rawurlencode(cleanID(strtr($title, ':/;"', ' '))); 407 if($this->getConf('output') == 'file') { 408 header('Content-Disposition: attachment; filename="' . $filename . '.pdf";'); 409 } else { 410 header('Content-Disposition: inline; filename="' . $filename . '.pdf";'); 411 } 412 413 //try to send file, and exit if done 414 http_sendfile($cachefile); 415 416 $fp = @fopen($cachefile, "rb"); 417 if($fp) { 418 http_rangeRequest($fp, filesize($cachefile), 'application/pdf'); 419 } else { 420 header("HTTP/1.0 500 Internal Server Error"); 421 print "Could not read file - bad permissions?"; 422 } 423 exit(); 424 } 425 426 /** 427 * Load the various template files and prepare the HTML/CSS for insertion 428 * 429 * @param string $title 430 * @return array 431 */ 432 protected function load_template($title) { 433 global $ID; 434 global $conf; 435 436 // this is what we'll return 437 $output = array( 438 'cover' => '', 439 'html' => '', 440 'page' => '', 441 'first' => '', 442 'cite' => '', 443 ); 444 445 // prepare header/footer elements 446 $html = ''; 447 foreach(array('header', 'footer') as $section) { 448 foreach(array('', '_odd', '_even', '_first') as $order) { 449 $file = DOKU_PLUGIN . 'dw2pdf/tpl/' . $this->tpl . '/' . $section . $order . '.html'; 450 if(file_exists($file)) { 451 $html .= '<htmlpage' . $section . ' name="' . $section . $order . '">' . DOKU_LF; 452 $html .= file_get_contents($file) . DOKU_LF; 453 $html .= '</htmlpage' . $section . '>' . DOKU_LF; 454 455 // register the needed pseudo CSS 456 if($order == '_first') { 457 $output['first'] .= $section . ': html_' . $section . $order . ';' . DOKU_LF; 458 } elseif($order == '_even') { 459 $output['page'] .= 'even-' . $section . '-name: html_' . $section . $order . ';' . DOKU_LF; 460 } elseif($order == '_odd') { 461 $output['page'] .= 'odd-' . $section . '-name: html_' . $section . $order . ';' . DOKU_LF; 462 } else { 463 $output['page'] .= $section . ': html_' . $section . $order . ';' . DOKU_LF; 464 } 465 } 466 } 467 } 468 469 // prepare replacements 470 $replace = array( 471 '@PAGE@' => '{PAGENO}', 472 '@PAGES@' => '{nbpg}', //see also $mpdf->pagenumSuffix = ' / ' 473 '@TITLE@' => hsc($title), 474 '@WIKI@' => $conf['title'], 475 '@WIKIURL@' => DOKU_URL, 476 '@DATE@' => dformat(time()), 477 '@BASE@' => DOKU_BASE, 478 '@TPLBASE@' => DOKU_BASE . 'lib/plugins/dw2pdf/tpl/' . $this->tpl . '/' 479 ); 480 481 // set HTML element 482 $html = str_replace(array_keys($replace), array_values($replace), $html); 483 //TODO For bookcreator $ID (= bookmanager page) makes no sense 484 $output['html'] = $this->page_depend_replacements($html, $ID); 485 486 // cover page 487 $coverfile = DOKU_PLUGIN . 'dw2pdf/tpl/' . $this->tpl . '/cover.html'; 488 if(file_exists($coverfile)) { 489 $output['cover'] = file_get_contents($coverfile); 490 $output['cover'] = str_replace(array_keys($replace), array_values($replace), $output['cover']); 491 $output['cover'] .= '<pagebreak />'; 492 } 493 494 // cover page 495 $backfile = DOKU_PLUGIN . 'dw2pdf/tpl/' . $this->tpl . '/back.html'; 496 if(file_exists($backfile)) { 497 $output['back'] = '<pagebreak />'; 498 $output['back'] .= file_get_contents($backfile); 499 $output['back'] = str_replace(array_keys($replace), array_values($replace), $output['back']); 500 } 501 502 // citation box 503 $citationfile = DOKU_PLUGIN . 'dw2pdf/tpl/' . $this->tpl . '/citation.html'; 504 if(file_exists($citationfile)) { 505 $output['cite'] = file_get_contents($citationfile); 506 $output['cite'] = str_replace(array_keys($replace), array_values($replace), $output['cite']); 507 } 508 509 return $output; 510 } 511 512 /** 513 * @param string $raw code with placeholders 514 * @param string $id pageid 515 * @return string 516 */ 517 protected function page_depend_replacements($raw, $id) { 518 global $REV; 519 520 // generate qr code for this page using google infographics api 521 $qr_code = ''; 522 if($this->getConf('qrcodesize')) { 523 $url = urlencode(wl($id, '', '&', true)); 524 $qr_code = '<img src="https://chart.googleapis.com/chart?chs=' . 525 $this->getConf('qrcodesize') . '&cht=qr&chl=' . $url . '" />'; 526 } 527 // prepare replacements 528 $replace['@ID@'] = $id; 529 $replace['@UPDATE@'] = dformat(filemtime(wikiFN($id, $REV))); 530 $replace['@PAGEURL@'] = wl($id, ($REV) ? array('rev' => $REV) : false, true, "&"); 531 $replace['@QRCODE@'] = $qr_code; 532 533 $content = str_replace(array_keys($replace), array_values($replace), $raw); 534 535 // @DATE(<date>[, <format>])@ 536 $content = preg_replace_callback( 537 '/@DATE\((.*?)(?:,\s*(.*?))?\)@/', 538 array($this, 'replacedate'), 539 $content 540 ); 541 542 return $content; 543 } 544 545 546 /** 547 * (callback) Replace date by request datestring 548 * e.g. '%m(30-11-1975)' is replaced by '11' 549 * 550 * @param array $match with [0]=>whole match, [1]=> first subpattern, [2] => second subpattern 551 * @return string 552 */ 553 function replacedate($match) { 554 global $conf; 555 //no 2nd argument for default date format 556 if($match[2] == null) { 557 $match[2] = $conf['dformat']; 558 } 559 return strftime($match[2], strtotime($match[1])); 560 } 561 562 563 /** 564 * Load all the style sheets and apply the needed replacements 565 */ 566 protected function load_css() { 567 global $conf; 568 //reusue the CSS dispatcher functions without triggering the main function 569 define('SIMPLE_TEST', 1); 570 require_once(DOKU_INC . 'lib/exe/css.php'); 571 572 // prepare CSS files 573 $files = array_merge( 574 array( 575 DOKU_INC . 'lib/styles/screen.css' 576 => DOKU_BASE . 'lib/styles/', 577 DOKU_INC . 'lib/styles/print.css' 578 => DOKU_BASE . 'lib/styles/', 579 ), 580 css_pluginstyles('all'), 581 $this->css_pluginPDFstyles(), 582 array( 583 DOKU_PLUGIN . 'dw2pdf/conf/style.css' 584 => DOKU_BASE . 'lib/plugins/dw2pdf/conf/', 585 DOKU_PLUGIN . 'dw2pdf/tpl/' . $this->tpl . '/style.css' 586 => DOKU_BASE . 'lib/plugins/dw2pdf/tpl/' . $this->tpl . '/', 587 DOKU_PLUGIN . 'dw2pdf/conf/style.local.css' 588 => DOKU_BASE . 'lib/plugins/dw2pdf/conf/', 589 ) 590 ); 591 $css = ''; 592 foreach($files as $file => $location) { 593 $display = str_replace(fullpath(DOKU_INC), '', fullpath($file)); 594 $css .= "\n/* XXXXXXXXX $display XXXXXXXXX */\n"; 595 $css .= css_loadfile($file, $location); 596 } 597 598 if(function_exists('css_parseless')) { 599 // apply pattern replacements 600 $styleini = css_styleini($conf['template']); 601 $css = css_applystyle($css, $styleini['replacements']); 602 603 // parse less 604 $css = css_parseless($css); 605 } else { 606 // @deprecated 2013-12-19: fix backward compatibility 607 $css = css_applystyle($css, DOKU_INC . 'lib/tpl/' . $conf['template'] . '/'); 608 } 609 610 return $css; 611 } 612 613 /** 614 * Returns a list of possible Plugin PDF Styles 615 * 616 * Checks for a pdf.css, falls back to print.css 617 * 618 * @author Andreas Gohr <andi@splitbrain.org> 619 */ 620 protected function css_pluginPDFstyles() { 621 $list = array(); 622 $plugins = plugin_list(); 623 624 $usestyle = explode(',', $this->getConf('usestyles')); 625 foreach($plugins as $p) { 626 if(in_array($p, $usestyle)) { 627 $list[DOKU_PLUGIN . "$p/screen.css"] = DOKU_BASE . "lib/plugins/$p/"; 628 $list[DOKU_PLUGIN . "$p/style.css"] = DOKU_BASE . "lib/plugins/$p/"; 629 } 630 631 if(file_exists(DOKU_PLUGIN . "$p/pdf.css")) { 632 $list[DOKU_PLUGIN . "$p/pdf.css"] = DOKU_BASE . "lib/plugins/$p/"; 633 } else { 634 $list[DOKU_PLUGIN . "$p/print.css"] = DOKU_BASE . "lib/plugins/$p/"; 635 } 636 } 637 return $list; 638 } 639 640 /** 641 * Returns array of pages which will be included in the exported pdf 642 * 643 * @return array 644 */ 645 public function getExportedPages() { 646 return $this->list; 647 } 648 649 /** 650 * usort callback to sort by file lastmodified time 651 * 652 * @param array $a 653 * @param array $b 654 * @return int 655 */ 656 public function _datesort($a, $b) { 657 if($b['rev'] < $a['rev']) return -1; 658 if($b['rev'] > $a['rev']) return 1; 659 return strcmp($b['id'], $a['id']); 660 } 661 662 /** 663 * usort callback to sort by page id 664 * @param array $a 665 * @param array $b 666 * @return int 667 */ 668 public function _pagenamesort($a, $b) { 669 if($a['id'] <= $b['id']) return -1; 670 if($a['id'] > $b['id']) return 1; 671 return 0; 672 } 673 674 /** 675 * Return settings read from: 676 * 1. url parameters 677 * 2. plugin config 678 * 3. global config 679 * 680 * @return array 681 */ 682 protected function loadExportConfig() { 683 global $INPUT; 684 global $conf; 685 686 $this->exportConfig = array(); 687 688 // decide on the paper setup from param or config 689 $this->exportConfig['pagesize'] = $INPUT->str('pagesize', $this->getConf('pagesize'), true); 690 $this->exportConfig['orientation'] = $INPUT->str('orientation', $this->getConf('orientation'), true); 691 692 $doublesided = $INPUT->bool('doublesided', (bool) $this->getConf('doublesided')); 693 $this->exportConfig['doublesided'] = $doublesided ? '1' : '0'; 694 695 $hasToC = $INPUT->bool('toc', (bool) $this->getConf('toc')); 696 $levels = array(); 697 if($hasToC) { 698 $toclevels = $INPUT->str('toclevels', $this->getConf('toclevels'), true); 699 list($top_input, $max_input) = explode('-', $toclevels, 2); 700 list($top_conf, $max_conf) = explode('-', $this->getConf('toclevels'), 2); 701 $bounds_input = array( 702 'top' => array( 703 (int) $top_input, 704 (int) $top_conf 705 ), 706 'max' => array( 707 (int) $max_input, 708 (int) $max_conf 709 ) 710 ); 711 $bounds = array( 712 'top' => $conf['toptoclevel'], 713 'max' => $conf['maxtoclevel'] 714 715 ); 716 foreach($bounds_input as $bound => $values) { 717 foreach($values as $value) { 718 if($value > 0 && $value <= 5) { 719 //stop at valid value and store 720 $bounds[$bound] = $value; 721 break; 722 } 723 } 724 } 725 726 if($bounds['max'] < $bounds['top']) { 727 $bounds['max'] = $bounds['top']; 728 } 729 730 for($level = $bounds['top']; $level <= $bounds['max']; $level++) { 731 $levels["H$level"] = $level - 1; 732 } 733 } 734 $this->exportConfig['hasToC'] = $hasToC; 735 $this->exportConfig['levels'] = $levels; 736 737 $this->exportConfig['maxbookmarks'] = $INPUT->int('maxbookmarks', $this->getConf('maxbookmarks'), true); 738 739 $tplconf = $this->getConf('template'); 740 $tpl = $INPUT->str('tpl', $tplconf, true); 741 if(!is_dir(DOKU_PLUGIN . 'dw2pdf/tpl/' . $tpl)) { 742 $tpl = $tplconf; 743 } 744 if(!$tpl){ 745 $tpl = 'default'; 746 } 747 $this->exportConfig['template'] = $tpl; 748 749 $this->exportConfig['isDebug'] = $conf['allowdebug'] && $INPUT->has('debughtml'); 750 } 751 752 /** 753 * Returns requested config 754 * 755 * @param string $name 756 * @param mixed $notset 757 * @return mixed|bool 758 */ 759 public function getExportConfig($name, $notset = false) { 760 if ($this->exportConfig === null){ 761 $this->loadExportConfig(); 762 } 763 764 if(isset($this->exportConfig[$name])){ 765 return $this->exportConfig[$name]; 766 }else{ 767 return $notset; 768 } 769 } 770 771 /** 772 * Add 'export pdf'-button to pagetools 773 * 774 * @param Doku_Event $event 775 */ 776 public function addbutton(Doku_Event $event) { 777 global $ID, $REV; 778 779 if($this->getConf('showexportbutton') && $event->data['view'] == 'main') { 780 $params = array('do' => 'export_pdf'); 781 if($REV) { 782 $params['rev'] = $REV; 783 } 784 785 // insert button at position before last (up to top) 786 $event->data['items'] = array_slice($event->data['items'], 0, -1, true) + 787 array('export_pdf' => 788 '<li>' 789 . '<a href="' . wl($ID, $params) . '" class="action export_pdf" rel="nofollow" title="' . $this->getLang('export_pdf_button') . '">' 790 . '<span>' . $this->getLang('export_pdf_button') . '</span>' 791 . '</a>' 792 . '</li>' 793 ) + 794 array_slice($event->data['items'], -1, 1, true); 795 } 796 } 797} 798