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[] = $item['id']; 151 } 152 153 if ($pdfnamespace !== '') { 154 if (!in_array($pdfnamespace . ':' . $conf['start'], $list, true)) { 155 if (file_exists(wikiFN(rtrim($pdfnamespace,':')))) { 156 array_unshift($list,rtrim($pdfnamespace,':')); 157 } 158 } 159 } 160 161 } elseif(isset($_COOKIE['list-pagelist']) && !empty($_COOKIE['list-pagelist'])) { 162 //is in Bookmanager of bookcreator plugin a title given? 163 $title = $INPUT->str('pdfbook_title'); //DEPRECATED 164 $title = $INPUT->str('book_title', $title, true); 165 if(empty($title)) { 166 $this->showPageWithErrorMsg($event, 'needtitle'); 167 return false; 168 } else { 169 $list = explode("|", $_COOKIE['list-pagelist']); 170 } 171 172 } else { 173 //show empty bookcreator message 174 $this->showPageWithErrorMsg($event, 'empty'); 175 return false; 176 } 177 178 $list = array_map('cleanID', $list); 179 return array($title, $list); 180 } 181 182 /** 183 * Prepare cache 184 * 185 * @param string $title 186 * @param array $depends (reference) array with dependencies 187 * @return cache 188 */ 189 protected function prepareCache($title, &$depends) { 190 global $REV; 191 192 $cachekey = join(',', $this->list) 193 . $REV 194 . $this->getExportConfig('template') 195 . $this->getExportConfig('pagesize') 196 . $this->getExportConfig('orientation') 197 . $this->getExportConfig('doublesided') 198 . ($this->getExportConfig('hasToC') ? join('-', $this->getExportConfig('levels')) : '0') 199 . $title; 200 $cache = new cache($cachekey, '.dw2.pdf'); 201 202 $dependencies = array(); 203 foreach($this->list as $pageid) { 204 $relations = p_get_metadata($pageid, 'relation'); 205 206 if(is_array($relations)) { 207 if(array_key_exists('media', $relations) && is_array($relations['media'])) { 208 foreach($relations['media'] as $mediaid => $exists) { 209 if($exists) { 210 $dependencies[] = mediaFN($mediaid); 211 } 212 } 213 } 214 215 if(array_key_exists('haspart', $relations) && is_array($relations['haspart'])) { 216 foreach($relations['haspart'] as $part_pageid => $exists) { 217 if($exists) { 218 $dependencies[] = wikiFN($part_pageid); 219 } 220 } 221 } 222 } 223 224 $dependencies[] = metaFN($pageid, '.meta'); 225 } 226 227 $depends['files'] = array_map('wikiFN', $this->list); 228 $depends['files'][] = __FILE__; 229 $depends['files'][] = dirname(__FILE__) . '/renderer.php'; 230 $depends['files'][] = dirname(__FILE__) . '/mpdf/mpdf.php'; 231 $depends['files'] = array_merge( 232 $depends['files'], 233 $dependencies, 234 getConfigFiles('main') 235 ); 236 return $cache; 237 } 238 239 /** 240 * Set error notification and reload page again 241 * 242 * @param Doku_Event $event 243 * @param string $msglangkey key of translation key 244 */ 245 private function showPageWithErrorMsg(Doku_Event $event, $msglangkey) { 246 msg($this->getLang($msglangkey), -1); 247 248 $event->data = 'show'; 249 $_SERVER['REQUEST_METHOD'] = 'POST'; //clears url 250 } 251 252 /** 253 * Build a pdf from the html 254 * 255 * @param string $cachefile 256 * @param string $title 257 */ 258 protected function generatePDF($cachefile, $title) { 259 global $ID; 260 global $REV; 261 global $INPUT; 262 263 //some shortcuts to export settings 264 $hasToC = $this->getExportConfig('hasToC'); 265 $levels = $this->getExportConfig('levels'); 266 $isDebug = $this->getExportConfig('isDebug'); 267 268 // initialize PDF library 269 require_once(dirname(__FILE__) . "/DokuPDF.class.php"); 270 271 $mpdf = new DokuPDF($this->getExportConfig('pagesize'), $this->getExportConfig('orientation')); 272 273 // let mpdf fix local links 274 $self = parse_url(DOKU_URL); 275 $url = $self['scheme'] . '://' . $self['host']; 276 if($self['port']) { 277 $url .= ':' . $self['port']; 278 } 279 $mpdf->setBasePath($url); 280 281 // Set the title 282 $mpdf->SetTitle($title); 283 284 // some default document settings 285 //note: double-sided document, starts at an odd page (first page is a right-hand side page) 286 // single-side document has only odd pages 287 $mpdf->mirrorMargins = $this->getExportConfig('doublesided'); 288 $mpdf->setAutoTopMargin = 'stretch'; 289 $mpdf->setAutoBottomMargin = 'stretch'; 290// $mpdf->pagenumSuffix = '/'; //prefix for {nbpg} 291 if($hasToC) { 292 $mpdf->PageNumSubstitutions[] = array('from' => 1, 'reset' => 0, 'type' => 'i', 'suppress' => 'off'); //use italic pageno until ToC 293 $mpdf->h2toc = $levels; 294 } else { 295 $mpdf->PageNumSubstitutions[] = array('from' => 1, 'reset' => 0, 'type' => '1', 'suppress' => 'off'); 296 } 297 298 // load the template 299 $template = $this->load_template($title); 300 301 // prepare HTML header styles 302 $html = ''; 303 if($isDebug) { 304 $html .= '<html><head>'; 305 $html .= '<style type="text/css">'; 306 } 307 $styles = $this->load_css(); 308 $styles .= '@page { size:auto; ' . $template['page'] . '}'; 309 $styles .= '@page :first {' . $template['first'] . '}'; 310 311 $styles .= '@page landscape-page { size:landscape }'; 312 $styles .= 'div.dw2pdf-landscape { page:landscape-page }'; 313 $styles .= '@page portrait-page { size:portrait }'; 314 $styles .= 'div.dw2pdf-portrait { page:portrait-page }'; 315 316 $mpdf->WriteHTML($styles, 1); 317 318 if($isDebug) { 319 $html .= $styles; 320 $html .= '</style>'; 321 $html .= '</head><body>'; 322 } 323 324 $body_start = $template['html']; 325 $body_start .= '<div class="dokuwiki">'; 326 327 // insert the cover page 328 $template['cover'] = $this->page_depend_replacements($template['cover'], $ID); 329 $body_start .= $template['cover']; 330 331 $mpdf->WriteHTML($body_start, 2, true, false); //start body html 332 if($isDebug) { 333 $html .= $body_start; 334 } 335 if($hasToC) { 336 //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 337 // - first page of ToC starts always at odd page (so eventually an additional blank page is included before) 338 // - there is no page numbering at the pages of the ToC 339 $mpdf->TOCpagebreakByArray( 340 array( 341 'toc-preHTML' => '<h2>' . $this->getLang('tocheader') . '</h2>', 342 'toc-bookmarkText' => $this->getLang('tocheader'), 343 'links' => true, 344 'outdent' => '1em', 345 'resetpagenum' => true, //start pagenumbering after ToC 346 'pagenumstyle' => '1' 347 ) 348 ); 349 $html .= '<tocpagebreak>'; 350 } 351 352 // store original pageid 353 $keep = $ID; 354 355 // loop over all pages 356 $cnt = count($this->list); 357 for($n = 0; $n < $cnt; $n++) { 358 $page = $this->list[$n]; 359 360 // set global pageid to the rendered page 361 $ID = $page; 362 363 $pagehtml = p_cached_output(wikiFN($page, $REV), 'dw2pdf', $page); 364 $pagehtml .= $this->page_depend_replacements($template['cite'], $page); 365 if($n < ($cnt - 1)) { 366 $pagehtml .= '<pagebreak />'; 367 } 368 369 $mpdf->WriteHTML($pagehtml, 2, false, false); //intermediate body html 370 if($isDebug) { 371 $html .= $pagehtml; 372 } 373 } 374 //restore ID 375 $ID = $keep; 376 377 // insert the back page 378 $body_end = $template['back']; 379 380 $body_end .= '</div>'; 381 382 $mpdf->WriteHTML($body_end, 2, false, true); // finish body html 383 if($isDebug) { 384 $html .= $body_end; 385 $html .= '</body>'; 386 $html .= '</html>'; 387 } 388 389 //Return html for debugging 390 if($isDebug) { 391 if($INPUT->str('debughtml', 'text', true) == 'html') { 392 echo $html; 393 } else { 394 header('Content-Type: text/plain; charset=utf-8'); 395 echo $html; 396 } 397 exit(); 398 }; 399 400 // write to cache file 401 $mpdf->Output($cachefile, 'F'); 402 } 403 404 /** 405 * @param string $cachefile 406 * @param string $title 407 */ 408 protected function sendPDFFile($cachefile, $title) { 409 header('Content-Type: application/pdf'); 410 header('Cache-Control: must-revalidate, no-transform, post-check=0, pre-check=0'); 411 header('Pragma: public'); 412 http_conditionalRequest(filemtime($cachefile)); 413 414 $filename = rawurlencode(cleanID(strtr($title, ':/;"', ' '))); 415 if($this->getConf('output') == 'file') { 416 header('Content-Disposition: attachment; filename="' . $filename . '.pdf";'); 417 } else { 418 header('Content-Disposition: inline; filename="' . $filename . '.pdf";'); 419 } 420 421 //try to send file, and exit if done 422 http_sendfile($cachefile); 423 424 $fp = @fopen($cachefile, "rb"); 425 if($fp) { 426 http_rangeRequest($fp, filesize($cachefile), 'application/pdf'); 427 } else { 428 header("HTTP/1.0 500 Internal Server Error"); 429 print "Could not read file - bad permissions?"; 430 } 431 exit(); 432 } 433 434 /** 435 * Load the various template files and prepare the HTML/CSS for insertion 436 * 437 * @param string $title 438 * @return array 439 */ 440 protected function load_template($title) { 441 global $ID; 442 global $conf; 443 444 // this is what we'll return 445 $output = array( 446 'cover' => '', 447 'html' => '', 448 'page' => '', 449 'first' => '', 450 'cite' => '', 451 ); 452 453 // prepare header/footer elements 454 $html = ''; 455 foreach(array('header', 'footer') as $section) { 456 foreach(array('', '_odd', '_even', '_first') as $order) { 457 $file = DOKU_PLUGIN . 'dw2pdf/tpl/' . $this->tpl . '/' . $section . $order . '.html'; 458 if(file_exists($file)) { 459 $html .= '<htmlpage' . $section . ' name="' . $section . $order . '">' . DOKU_LF; 460 $html .= file_get_contents($file) . DOKU_LF; 461 $html .= '</htmlpage' . $section . '>' . DOKU_LF; 462 463 // register the needed pseudo CSS 464 if($order == '_first') { 465 $output['first'] .= $section . ': html_' . $section . $order . ';' . DOKU_LF; 466 } elseif($order == '_even') { 467 $output['page'] .= 'even-' . $section . '-name: html_' . $section . $order . ';' . DOKU_LF; 468 } elseif($order == '_odd') { 469 $output['page'] .= 'odd-' . $section . '-name: html_' . $section . $order . ';' . DOKU_LF; 470 } else { 471 $output['page'] .= $section . ': html_' . $section . $order . ';' . DOKU_LF; 472 } 473 } 474 } 475 } 476 477 // prepare replacements 478 $replace = array( 479 '@PAGE@' => '{PAGENO}', 480 '@PAGES@' => '{nbpg}', //see also $mpdf->pagenumSuffix = ' / ' 481 '@TITLE@' => hsc($title), 482 '@WIKI@' => $conf['title'], 483 '@WIKIURL@' => DOKU_URL, 484 '@DATE@' => dformat(time()), 485 '@BASE@' => DOKU_BASE, 486 '@TPLBASE@' => DOKU_BASE . 'lib/plugins/dw2pdf/tpl/' . $this->tpl . '/' 487 ); 488 489 // set HTML element 490 $html = str_replace(array_keys($replace), array_values($replace), $html); 491 //TODO For bookcreator $ID (= bookmanager page) makes no sense 492 $output['html'] = $this->page_depend_replacements($html, $ID); 493 494 // cover page 495 $coverfile = DOKU_PLUGIN . 'dw2pdf/tpl/' . $this->tpl . '/cover.html'; 496 if(file_exists($coverfile)) { 497 $output['cover'] = file_get_contents($coverfile); 498 $output['cover'] = str_replace(array_keys($replace), array_values($replace), $output['cover']); 499 $output['cover'] .= '<pagebreak />'; 500 } 501 502 // cover page 503 $backfile = DOKU_PLUGIN . 'dw2pdf/tpl/' . $this->tpl . '/back.html'; 504 if(file_exists($backfile)) { 505 $output['back'] = '<pagebreak />'; 506 $output['back'] .= file_get_contents($backfile); 507 $output['back'] = str_replace(array_keys($replace), array_values($replace), $output['back']); 508 } 509 510 // citation box 511 $citationfile = DOKU_PLUGIN . 'dw2pdf/tpl/' . $this->tpl . '/citation.html'; 512 if(file_exists($citationfile)) { 513 $output['cite'] = file_get_contents($citationfile); 514 $output['cite'] = str_replace(array_keys($replace), array_values($replace), $output['cite']); 515 } 516 517 return $output; 518 } 519 520 /** 521 * @param string $raw code with placeholders 522 * @param string $id pageid 523 * @return string 524 */ 525 protected function page_depend_replacements($raw, $id) { 526 global $REV; 527 528 // generate qr code for this page using google infographics api 529 $qr_code = ''; 530 if($this->getConf('qrcodesize')) { 531 $url = urlencode(wl($id, '', '&', true)); 532 $qr_code = '<img src="https://chart.googleapis.com/chart?chs=' . 533 $this->getConf('qrcodesize') . '&cht=qr&chl=' . $url . '" />'; 534 } 535 // prepare replacements 536 $replace['@ID@'] = $id; 537 $replace['@UPDATE@'] = dformat(filemtime(wikiFN($id, $REV))); 538 $replace['@PAGEURL@'] = wl($id, ($REV) ? array('rev' => $REV) : false, true, "&"); 539 $replace['@QRCODE@'] = $qr_code; 540 541 $content = str_replace(array_keys($replace), array_values($replace), $raw); 542 543 // @DATE(<date>[, <format>])@ 544 $content = preg_replace_callback( 545 '/@DATE\((.*?)(?:,\s*(.*?))?\)@/', 546 array($this, 'replacedate'), 547 $content 548 ); 549 550 return $content; 551 } 552 553 554 /** 555 * (callback) Replace date by request datestring 556 * e.g. '%m(30-11-1975)' is replaced by '11' 557 * 558 * @param array $match with [0]=>whole match, [1]=> first subpattern, [2] => second subpattern 559 * @return string 560 */ 561 function replacedate($match) { 562 global $conf; 563 //no 2nd argument for default date format 564 if($match[2] == null) { 565 $match[2] = $conf['dformat']; 566 } 567 return strftime($match[2], strtotime($match[1])); 568 } 569 570 571 /** 572 * Load all the style sheets and apply the needed replacements 573 */ 574 protected function load_css() { 575 global $conf; 576 //reusue the CSS dispatcher functions without triggering the main function 577 define('SIMPLE_TEST', 1); 578 require_once(DOKU_INC . 'lib/exe/css.php'); 579 580 // prepare CSS files 581 $files = array_merge( 582 array( 583 DOKU_INC . 'lib/styles/screen.css' 584 => DOKU_BASE . 'lib/styles/', 585 DOKU_INC . 'lib/styles/print.css' 586 => DOKU_BASE . 'lib/styles/', 587 ), 588 css_pluginstyles('all'), 589 $this->css_pluginPDFstyles(), 590 array( 591 DOKU_PLUGIN . 'dw2pdf/conf/style.css' 592 => DOKU_BASE . 'lib/plugins/dw2pdf/conf/', 593 DOKU_PLUGIN . 'dw2pdf/tpl/' . $this->tpl . '/style.css' 594 => DOKU_BASE . 'lib/plugins/dw2pdf/tpl/' . $this->tpl . '/', 595 DOKU_PLUGIN . 'dw2pdf/conf/style.local.css' 596 => DOKU_BASE . 'lib/plugins/dw2pdf/conf/', 597 ) 598 ); 599 $css = ''; 600 foreach($files as $file => $location) { 601 $display = str_replace(fullpath(DOKU_INC), '', fullpath($file)); 602 $css .= "\n/* XXXXXXXXX $display XXXXXXXXX */\n"; 603 $css .= css_loadfile($file, $location); 604 } 605 606 if(function_exists('css_parseless')) { 607 // apply pattern replacements 608 $styleini = css_styleini($conf['template']); 609 $css = css_applystyle($css, $styleini['replacements']); 610 611 // parse less 612 $css = css_parseless($css); 613 } else { 614 // @deprecated 2013-12-19: fix backward compatibility 615 $css = css_applystyle($css, DOKU_INC . 'lib/tpl/' . $conf['template'] . '/'); 616 } 617 618 return $css; 619 } 620 621 /** 622 * Returns a list of possible Plugin PDF Styles 623 * 624 * Checks for a pdf.css, falls back to print.css 625 * 626 * @author Andreas Gohr <andi@splitbrain.org> 627 */ 628 protected function css_pluginPDFstyles() { 629 $list = array(); 630 $plugins = plugin_list(); 631 632 $usestyle = explode(',', $this->getConf('usestyles')); 633 foreach($plugins as $p) { 634 if(in_array($p, $usestyle)) { 635 $list[DOKU_PLUGIN . "$p/screen.css"] = DOKU_BASE . "lib/plugins/$p/"; 636 $list[DOKU_PLUGIN . "$p/style.css"] = DOKU_BASE . "lib/plugins/$p/"; 637 } 638 639 if(file_exists(DOKU_PLUGIN . "$p/pdf.css")) { 640 $list[DOKU_PLUGIN . "$p/pdf.css"] = DOKU_BASE . "lib/plugins/$p/"; 641 } else { 642 $list[DOKU_PLUGIN . "$p/print.css"] = DOKU_BASE . "lib/plugins/$p/"; 643 } 644 } 645 return $list; 646 } 647 648 /** 649 * Returns array of pages which will be included in the exported pdf 650 * 651 * @return array 652 */ 653 public function getExportedPages() { 654 return $this->list; 655 } 656 657 /** 658 * usort callback to sort by file lastmodified time 659 * 660 * @param array $a 661 * @param array $b 662 * @return int 663 */ 664 public function _datesort($a, $b) { 665 if($b['rev'] < $a['rev']) return -1; 666 if($b['rev'] > $a['rev']) return 1; 667 return strcmp($b['id'], $a['id']); 668 } 669 670 /** 671 * usort callback to sort by page id 672 * @param array $a 673 * @param array $b 674 * @return int 675 */ 676 public function _pagenamesort($a, $b) { 677 if($a['id'] <= $b['id']) return -1; 678 if($a['id'] > $b['id']) return 1; 679 return 0; 680 } 681 682 /** 683 * Return settings read from: 684 * 1. url parameters 685 * 2. plugin config 686 * 3. global config 687 * 688 * @return array 689 */ 690 protected function loadExportConfig() { 691 global $INPUT; 692 global $conf; 693 694 $this->exportConfig = array(); 695 696 // decide on the paper setup from param or config 697 $this->exportConfig['pagesize'] = $INPUT->str('pagesize', $this->getConf('pagesize'), true); 698 $this->exportConfig['orientation'] = $INPUT->str('orientation', $this->getConf('orientation'), true); 699 700 $doublesided = $INPUT->bool('doublesided', (bool) $this->getConf('doublesided')); 701 $this->exportConfig['doublesided'] = $doublesided ? '1' : '0'; 702 703 $hasToC = $INPUT->bool('toc', (bool) $this->getConf('toc')); 704 $levels = array(); 705 if($hasToC) { 706 $toclevels = $INPUT->str('toclevels', $this->getConf('toclevels'), true); 707 list($top_input, $max_input) = explode('-', $toclevels, 2); 708 list($top_conf, $max_conf) = explode('-', $this->getConf('toclevels'), 2); 709 $bounds_input = array( 710 'top' => array( 711 (int) $top_input, 712 (int) $top_conf 713 ), 714 'max' => array( 715 (int) $max_input, 716 (int) $max_conf 717 ) 718 ); 719 $bounds = array( 720 'top' => $conf['toptoclevel'], 721 'max' => $conf['maxtoclevel'] 722 723 ); 724 foreach($bounds_input as $bound => $values) { 725 foreach($values as $value) { 726 if($value > 0 && $value <= 5) { 727 //stop at valid value and store 728 $bounds[$bound] = $value; 729 break; 730 } 731 } 732 } 733 734 if($bounds['max'] < $bounds['top']) { 735 $bounds['max'] = $bounds['top']; 736 } 737 738 for($level = $bounds['top']; $level <= $bounds['max']; $level++) { 739 $levels["H$level"] = $level - 1; 740 } 741 } 742 $this->exportConfig['hasToC'] = $hasToC; 743 $this->exportConfig['levels'] = $levels; 744 745 $this->exportConfig['maxbookmarks'] = $INPUT->int('maxbookmarks', $this->getConf('maxbookmarks'), true); 746 747 $tplconf = $this->getConf('template'); 748 $tpl = $INPUT->str('tpl', $tplconf, true); 749 if(!is_dir(DOKU_PLUGIN . 'dw2pdf/tpl/' . $tpl)) { 750 $tpl = $tplconf; 751 } 752 if(!$tpl){ 753 $tpl = 'default'; 754 } 755 $this->exportConfig['template'] = $tpl; 756 757 $this->exportConfig['isDebug'] = $conf['allowdebug'] && $INPUT->has('debughtml'); 758 } 759 760 /** 761 * Returns requested config 762 * 763 * @param string $name 764 * @param mixed $notset 765 * @return mixed|bool 766 */ 767 public function getExportConfig($name, $notset = false) { 768 if ($this->exportConfig === null){ 769 $this->loadExportConfig(); 770 } 771 772 if(isset($this->exportConfig[$name])){ 773 return $this->exportConfig[$name]; 774 }else{ 775 return $notset; 776 } 777 } 778 779 /** 780 * Add 'export pdf'-button to pagetools 781 * 782 * @param Doku_Event $event 783 */ 784 public function addbutton(Doku_Event $event) { 785 global $ID, $REV; 786 787 if($this->getConf('showexportbutton') && $event->data['view'] == 'main') { 788 $params = array('do' => 'export_pdf'); 789 if($REV) { 790 $params['rev'] = $REV; 791 } 792 793 // insert button at position before last (up to top) 794 $event->data['items'] = array_slice($event->data['items'], 0, -1, true) + 795 array('export_pdf' => 796 '<li>' 797 . '<a href="' . wl($ID, $params) . '" class="action export_pdf" rel="nofollow" title="' . $this->getLang('export_pdf_button') . '">' 798 . '<span>' . $this->getLang('export_pdf_button') . '</span>' 799 . '</a>' 800 . '</li>' 801 ) + 802 array_slice($event->data['items'], -1, 1, true); 803 } 804 } 805} 806