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