1<?php 2 3if(!defined('_MPDF_TEMP_PATH')) define('_MPDF_TEMP_PATH', $conf['tmpdir']); 4if(!defined('_MPDF_TTFONTDATAPATH')) define('_MPDF_TTFONTDATAPATH',$conf['cachedir'].'/mpdf_ttf/'); 5require_once(dirname(__FILE__)."/mpdf/mpdf.php"); 6 7class DokuPDF extends mpdf { 8 9 function __construct(){ 10 io_mkdir_p(_MPDF_TTFONTDATAPATH); 11 12 // we're always UTF-8 13 parent::__construct('UTF-8-s'); 14 $this->SetAutoFont(AUTOFONT_ALL); 15 $this->ignore_invalid_utf8 = true; 16 17 // allimage sources are local (see _getImage) 18 $this->basepathIsLocal = 1; 19 } 20 21 22 /** 23 * Override the mpdf _getImage function 24 * 25 * This function takes care of gathering the image data from HTTP or 26 * local files before passing the data back to mpdf's original function 27 * making sure that only cached file paths are passed to mpdf. It also 28 * takes care of checking image ACls. 29 */ 30 function _getImage(&$file, $firsttime=true, $allowvector=true, $orig_srcpath=false){ 31 list($ext,$mime) = mimetype($file); 32 if(substr($mime,0,6) == 'image/'){ 33 // build regex to parse URL back to media info 34 $re = preg_quote(ml('xxx123yyy'),'/'); 35 $re = str_replace('xxx123yyy','([^&\?]*)',$re); 36 37 38 if(preg_match("/$re/",$file,$m) || 39 preg_match('/[&\?]media=([^&\?]*)/',$file,$m)){ 40 $media = rawurldecode($m[1]); 41 42 if(preg_match('/[\?&]w=(\d+)/',$file, $m)) $w = $m[1]; 43 if(preg_match('/[\?&]h=(\d+)/',$file, $m)) $h = $m[1]; 44 45 if(preg_match('/^https?:\/\//',$media)){ 46 $local = media_get_from_URL($media,$ext,-1); 47 if(!$local) $local = $media; // let mpdf try again 48 }else{ 49 $media = cleanID($media); 50 //check permissions (namespace only) 51 if(auth_quickaclcheck(getNS($media).':X') < AUTH_READ){ 52 $file = ''; 53 } 54 $local = mediaFN($media); 55 } 56 57 //handle image resizing/cropping 58 if($w){ 59 if($h){ 60 $local = media_crop_image($local,$ext,$w,$h); 61 }else{ 62 $local = media_resize_image($local,$ext,$w,$h); 63 } 64 } 65 }elseif(preg_match('/^https?:\/\//',$file)){ // fixed external URLs 66 $local = media_get_from_URL($file,$ext,$conf['cachetime']); 67 } 68 69 if($local){ 70 $orig_srcpath = $local; 71 } 72 } 73 74 return parent::_getImage($file, $firsttime, $allowvector, $orig_srcpath); 75 } 76 77} 78