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