1ee19bac3SLuigi Micco<?php 2ee19bac3SLuigi Micco /** 3ee19bac3SLuigi Micco * dw2Pdf Plugin: Conversion from dokuwiki content to pdf. 4ee19bac3SLuigi Micco * 5ee19bac3SLuigi Micco * @license GPL 2 (http://www.gnu.org/licenses/gpl.html) 6ee19bac3SLuigi Micco * @author Luigi Micco <l.micco@tiscali.it> 71ef68647SAndreas Gohr * @author Andreas Gohr <gohr@cosmocode.de> 8ee19bac3SLuigi Micco */ 9ee19bac3SLuigi Micco 10ee19bac3SLuigi Micco// must be run within Dokuwiki 11ee19bac3SLuigi Miccoif (!defined('DOKU_INC')) die(); 12ee19bac3SLuigi Miccoif (!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN', DOKU_INC . 'lib/plugins/'); 13ee19bac3SLuigi Micco 141ef68647SAndreas Gohrclass action_plugin_dw2pdf extends DokuWiki_Action_Plugin { 15ee19bac3SLuigi Micco 16ee19bac3SLuigi Micco /** 17ee19bac3SLuigi Micco * Register the events 18ee19bac3SLuigi Micco */ 191ef68647SAndreas Gohr function register(&$controller) { 20ee19bac3SLuigi Micco $controller->register_hook('ACTION_ACT_PREPROCESS', 'BEFORE', $this, 'convert',array()); 21ee19bac3SLuigi Micco } 22ee19bac3SLuigi Micco 231ef68647SAndreas Gohr function convert(&$event, $param) { 24ee19bac3SLuigi Micco global $ACT; 25ee19bac3SLuigi Micco global $REV; 26ee19bac3SLuigi Micco global $ID; 27ee19bac3SLuigi Micco global $conf; 28ee19bac3SLuigi Micco 291ef68647SAndreas Gohr // our event? 301ef68647SAndreas Gohr if (( $ACT != 'export_pdfbook' ) && ( $ACT != 'export_pdf' )) return false; 31ee19bac3SLuigi Micco 321ef68647SAndreas Gohr // check user's rights 331ef68647SAndreas Gohr if ( auth_quickaclcheck($ID) < AUTH_READ ) return false; 341ef68647SAndreas Gohr 351ef68647SAndreas Gohr // it's ours, no one else's 36ee19bac3SLuigi Micco $event->preventDefault(); 37ee19bac3SLuigi Micco 381ef68647SAndreas Gohr // initialize PDF library 39*cde5a1b3SAndreas Gohr require_once(dirname(__FILE__)."/DokuPDF.class.php"); 401ef68647SAndreas Gohr $mpdf = new DokuPDF(); 41ee19bac3SLuigi Micco 421ef68647SAndreas Gohr // some default settings 43ee19bac3SLuigi Micco $mpdf->mirrorMargins = 1; // Use different Odd/Even headers and footers and mirror margins 441ef68647SAndreas Gohr $mpdf->defaultheaderfontsize = 8; // in pts 451ef68647SAndreas Gohr $mpdf->defaultheaderfontstyle = ''; // blank, B, I, or BI 461ef68647SAndreas Gohr $mpdf->defaultheaderline = 1; // 1 to include line below header/above footer 471ef68647SAndreas Gohr $mpdf->defaultfooterfontsize = 8; // in pts 481ef68647SAndreas Gohr $mpdf->defaultfooterfontstyle = ''; // blank, B, I, or BI 491ef68647SAndreas Gohr $mpdf->defaultfooterline = 1; // 1 to include line below header/above footer 50ee19bac3SLuigi Micco 511ef68647SAndreas Gohr // prepare HTML header styles 52ee19bac3SLuigi Micco $html = '<html><head>'; 531ef68647SAndreas Gohr $html .= '<style>'; 541ef68647SAndreas Gohr $html .= file_get_contents(DOKU_PLUGIN.'dw2pdf/conf/style.css'); 551ef68647SAndreas Gohr $html .= @file_get_contents(DOKU_PLUGIN.'dw2pdf/conf/style.local.css'); 561ef68647SAndreas Gohr $html .= '</style>'; 571ef68647SAndreas Gohr $html .= '</head><body>'; 58ee19bac3SLuigi Micco 591ef68647SAndreas Gohr // set headers/footers 601ef68647SAndreas Gohr $this->prepare_headers($mpdf); 61ee19bac3SLuigi Micco 621ef68647SAndreas Gohr // one or multiple pages? 63ee19bac3SLuigi Micco $list = array(); 641ef68647SAndreas Gohr if ( $ACT == 'export_pdf' ) { 65ee19bac3SLuigi Micco $list[0] = $ID; 661ef68647SAndreas Gohr } elseif (isset($_COOKIE['list-pagelist'])) { 67ee19bac3SLuigi Micco $list = explode("|", $_COOKIE['list-pagelist']); 68ee19bac3SLuigi Micco } 69ee19bac3SLuigi Micco 701ef68647SAndreas Gohr // loop over all pages 711ef68647SAndreas Gohr $cnt = count($list); 721ef68647SAndreas Gohr for($n=0; $n<$cnt; $n++){ 73ee19bac3SLuigi Micco $page = $list[$n]; 74ee19bac3SLuigi Micco 751ef68647SAndreas Gohr $html .= p_wiki_xhtml($page,$REV,false); 761ef68647SAndreas Gohr if($this->getConf('addcitation')){ 771ef68647SAndreas Gohr $html .= $this->citation($page); 78ee19bac3SLuigi Micco } 791ef68647SAndreas Gohr if ($n < ($cnt - 1)){ 801ef68647SAndreas Gohr $html .= '<pagebreak />'; 811ef68647SAndreas Gohr } 82ee19bac3SLuigi Micco } 83ee19bac3SLuigi Micco 841ef68647SAndreas Gohr $this->arrangeHtml($html, $this->getConf("norender")); 85ee19bac3SLuigi Micco 86ee19bac3SLuigi Micco $mpdf->WriteHTML($html); 87ee19bac3SLuigi Micco 88*cde5a1b3SAndreas Gohr $title = $_GET['pdfbook_title']; 89*cde5a1b3SAndreas Gohr if(!$title) $title = noNS($ID); 90ee19bac3SLuigi Micco $output = 'I'; 91ee19bac3SLuigi Micco if($this->getConf('output') == 'file') $output = 'D'; 92*cde5a1b3SAndreas Gohr $mpdf->Output(urlencode($title).'.pdf', $output); 93ee19bac3SLuigi Micco 941ef68647SAndreas Gohr exit(); 951ef68647SAndreas Gohr } 961ef68647SAndreas Gohr 971ef68647SAndreas Gohr /** 981ef68647SAndreas Gohr * Setup the page headers and footers 991ef68647SAndreas Gohr */ 1001ef68647SAndreas Gohr protected function prepare_headers(&$mpdf){ 1011ef68647SAndreas Gohr global $ID; 1021ef68647SAndreas Gohr global $REV; 1031ef68647SAndreas Gohr global $conf; 1041ef68647SAndreas Gohr 1051ef68647SAndreas Gohr if($_GET['pdfbook_title']){ 1061ef68647SAndreas Gohr $title = $_GET['pdfbook_title']; 1071ef68647SAndreas Gohr }else{ 1081ef68647SAndreas Gohr $title = p_get_first_heading($ID); 1091ef68647SAndreas Gohr } 1101ef68647SAndreas Gohr if(!$title) $title = noNS($ID); 1111ef68647SAndreas Gohr 1121ef68647SAndreas Gohr $iddata = p_get_metadata($ID,'date'); 1131ef68647SAndreas Gohr 1141ef68647SAndreas Gohr // prepare replacements 1151ef68647SAndreas Gohr $replace = array( 1161ef68647SAndreas Gohr '@ID@' => $ID, 1171ef68647SAndreas Gohr '@PAGE@' => '{PAGENO}', 1181ef68647SAndreas Gohr '@PAGES@' => '{nb}', 1191ef68647SAndreas Gohr '@TITLE@' => $title, 1201ef68647SAndreas Gohr '@WIKI@' => $conf['title'], 1211ef68647SAndreas Gohr '@WIKIURL@' => DOKU_URL, 1221ef68647SAndreas Gohr '@UPDATE@' => dformat($iddata['modified']), 1231ef68647SAndreas Gohr '@PAGEURL@' => wl($ID,array('rev'=>$REV), true, "&"), 1241ef68647SAndreas Gohr '@DATE@' => dformat(time()), 1251ef68647SAndreas Gohr ); 1261ef68647SAndreas Gohr 1271ef68647SAndreas Gohr // do the replacements 1281ef68647SAndreas Gohr $fo = str_replace(array_keys($replace), array_values($replace), $this->getConf("footer_odd")); 1291ef68647SAndreas Gohr $fe = str_replace(array_keys($replace), array_values($replace), $this->getConf("footer_even")); 1301ef68647SAndreas Gohr $ho = str_replace(array_keys($replace), array_values($replace), $this->getConf("header_odd")); 1311ef68647SAndreas Gohr $he = str_replace(array_keys($replace), array_values($replace), $this->getConf("header_even")); 1321ef68647SAndreas Gohr 1331ef68647SAndreas Gohr // set the headers/footers 1341ef68647SAndreas Gohr $mpdf->SetHeader($ho); 1351ef68647SAndreas Gohr $mpdf->SetHeader($he, 'E'); 1361ef68647SAndreas Gohr $mpdf->SetFooter($fo); 1371ef68647SAndreas Gohr $mpdf->SetFooter($fe, 'E'); 1381ef68647SAndreas Gohr 1391ef68647SAndreas Gohr // title 1401ef68647SAndreas Gohr $mpdf->SetTitle($title); 1411ef68647SAndreas Gohr } 1421ef68647SAndreas Gohr 1431ef68647SAndreas Gohr /** 1441ef68647SAndreas Gohr * Fix up the HTML a bit 1451ef68647SAndreas Gohr * 1461ef68647SAndreas Gohr * FIXME This is far from perfect and will modify things within code and 1471ef68647SAndreas Gohr * nowiki blocks. It would probably be a good idea to use a real HTML 1481ef68647SAndreas Gohr * parser or our own renderer instead of modifying the HTML at all. 1491ef68647SAndreas Gohr */ 1501ef68647SAndreas Gohr protected function arrangeHtml(&$html, $norendertags = '' ) { 1511ef68647SAndreas Gohr // add bookmark links 1521ef68647SAndreas Gohr $bmlevel = $this->getConf('maxbookmarks'); 1531ef68647SAndreas Gohr if($bmlevel > 0) { 1541ef68647SAndreas Gohr $html = preg_replace("/\<a name=(.+?)\>(.+?)\<\/a\>/s",'$2',$html); 1551ef68647SAndreas Gohr for ($j = 1; $j<=$bmlevel; $j++) { 1561ef68647SAndreas Gohr $html = preg_replace("/\<h".$j."\>(.+?)\<\/h".$j."\>/s",'<h'.$j.'>$1<bookmark content="$1" level="'.($j-1).'"/></h'.$j.'>',$html); 157ee19bac3SLuigi Micco } 158ee19bac3SLuigi Micco } 159ee19bac3SLuigi Micco 1601ef68647SAndreas Gohr // insert a pagebreak for support of WRAP and PAGEBREAK plugins 1611ef68647SAndreas Gohr $html = str_replace('<br style="page-break-after:always;">','<pagebreak />',$html); 1621ef68647SAndreas Gohr $html = str_replace('<div class="wrap_pagebreak"></div>','<pagebreak />',$html); 1631ef68647SAndreas Gohr $html = str_replace('<span class="wrap_pagebreak"></span>','<pagebreak />',$html); 1641ef68647SAndreas Gohr 1651ef68647SAndreas Gohr // Customized to strip all span tags so that the wiki <code> SQL would display properly 1661ef68647SAndreas Gohr $norender = explode(',',$this->getConf('norender')); 1671ef68647SAndreas Gohr $this->strip_only($html, $norender); 168*cde5a1b3SAndreas Gohr $this->strip_htmlencodedchars($html); 1691ef68647SAndreas Gohr 1701ef68647SAndreas Gohr $html = str_replace('href="/','href="http://'.$_SERVER['HTTP_HOST'].'/',$html); 1711ef68647SAndreas Gohr 1721ef68647SAndreas Gohr } 1731ef68647SAndreas Gohr 1741ef68647SAndreas Gohr /** 1751ef68647SAndreas Gohr * Create the citation box 1761ef68647SAndreas Gohr * 1771ef68647SAndreas Gohr * @todo can we drop the inline style here? 1781ef68647SAndreas Gohr */ 1791ef68647SAndreas Gohr protected function citation($page) { 1801ef68647SAndreas Gohr global $conf; 1811ef68647SAndreas Gohr 1821ef68647SAndreas Gohr $date = filemtime(wikiFN($page)); 1831ef68647SAndreas Gohr $html = ''; 1841ef68647SAndreas Gohr $html .= "<br><br><div style='font-size: 80%; border: solid 0.5mm #DDDDDD;background-color: #EEEEEE; padding: 2mm; border-radius: 2mm 2mm; width: 100%;'>"; 1851ef68647SAndreas Gohr $html .= "From:<br>"; 1861ef68647SAndreas Gohr $html .= "<a href='".DOKU_URL."'>".DOKU_URL."</a> - "."<b>".$conf['title']."</b>"; 1871ef68647SAndreas Gohr $html .= "<br><br>Permanent link:<br>"; 1881ef68647SAndreas Gohr $html .= "<b><a href='".wl($page, false, true, "&")."'>".wl($page, false, true, "&")."</a></b>"; 1891ef68647SAndreas Gohr $html .= "<br><br>Last update: <b>".dformat($date)."</b><br>"; 1901ef68647SAndreas Gohr $html .= "</div>"; 1911ef68647SAndreas Gohr return $html; 1921ef68647SAndreas Gohr } 1931ef68647SAndreas Gohr 1941ef68647SAndreas Gohr /** 1951ef68647SAndreas Gohr * Strip unwanted tags 1961ef68647SAndreas Gohr * 1971ef68647SAndreas Gohr * @fixme could this be done by strip_tags? 1981ef68647SAndreas Gohr * @author Jared Ong 1991ef68647SAndreas Gohr */ 2001ef68647SAndreas Gohr protected function strip_only(&$str, $tags) { 201ee19bac3SLuigi Micco if(!is_array($tags)) { 202ee19bac3SLuigi Micco $tags = (strpos($str, '>') !== false ? explode('>', str_replace('<', '', $tags)) : array($tags)); 203ee19bac3SLuigi Micco if(end($tags) == '') array_pop($tags); 204ee19bac3SLuigi Micco } 205ee19bac3SLuigi Micco foreach($tags as $tag) $str = preg_replace('#</?'.$tag.'[^>]*>#is', '', $str); 206ee19bac3SLuigi Micco } 207ee19bac3SLuigi Micco 2081ef68647SAndreas Gohr /** 2091ef68647SAndreas Gohr * Replace ' " > < & 2101ef68647SAndreas Gohr * 2111ef68647SAndreas Gohr * @fixme do we really need this? wouldn't this break things? 2121ef68647SAndreas Gohr */ 2131ef68647SAndreas Gohr protected function strip_htmlencodedchars(&$str) { 214ee19bac3SLuigi Micco $str = str_replace(''', '\'', $str); 215ee19bac3SLuigi Micco $str = str_replace('"', '"', $str); 216ee19bac3SLuigi Micco $str = str_replace('>', '>', $str); 217ee19bac3SLuigi Micco $str = str_replace('<', '<', $str); 218ee19bac3SLuigi Micco $str = str_replace('&', '&', $str); 219ee19bac3SLuigi Micco } 220ee19bac3SLuigi Micco} 221