11ef68647SAndreas Gohr<?php 2*5db42babSAndreas Gohr/** 3*5db42babSAndreas Gohr * Wrapper around the mpdf library class 4*5db42babSAndreas Gohr * 5*5db42babSAndreas Gohr * This class overrides some functions to make mpdf make use of DokuWiki' 6*5db42babSAndreas Gohr * standard tools instead of its own. 7*5db42babSAndreas Gohr * 8*5db42babSAndreas Gohr * @author Andreas Gohr <andi@splitbrain.org> 9*5db42babSAndreas Gohr */ 101ef68647SAndreas Gohr 11b2853a2aSAndreas Gohrif(!defined('_MPDF_TEMP_PATH')) define('_MPDF_TEMP_PATH', $conf['tmpdir']); 12b2853a2aSAndreas Gohrif(!defined('_MPDF_TTFONTDATAPATH')) define('_MPDF_TTFONTDATAPATH',$conf['cachedir'].'/mpdf_ttf/'); 131ef68647SAndreas Gohrrequire_once(dirname(__FILE__)."/mpdf/mpdf.php"); 141ef68647SAndreas Gohr 151ef68647SAndreas Gohrclass DokuPDF extends mpdf { 161ef68647SAndreas Gohr 171ef68647SAndreas Gohr function __construct(){ 18b2853a2aSAndreas Gohr io_mkdir_p(_MPDF_TTFONTDATAPATH); 191ef68647SAndreas Gohr 201ef68647SAndreas Gohr // we're always UTF-8 211ef68647SAndreas Gohr parent::__construct('UTF-8-s'); 221ef68647SAndreas Gohr $this->SetAutoFont(AUTOFONT_ALL); 231ef68647SAndreas Gohr $this->ignore_invalid_utf8 = true; 241ef68647SAndreas Gohr 251ef68647SAndreas Gohr // allimage sources are local (see _getImage) 2608b99b84SAndreas Gohr $this->basepathIsLocal = 1; 271ef68647SAndreas Gohr } 281ef68647SAndreas Gohr 291ef68647SAndreas Gohr 301ef68647SAndreas Gohr /** 311ef68647SAndreas Gohr * Override the mpdf _getImage function 321ef68647SAndreas Gohr * 331ef68647SAndreas Gohr * This function takes care of gathering the image data from HTTP or 341ef68647SAndreas Gohr * local files before passing the data back to mpdf's original function 351ef68647SAndreas Gohr * making sure that only cached file paths are passed to mpdf. It also 361ef68647SAndreas Gohr * takes care of checking image ACls. 371ef68647SAndreas Gohr */ 381ef68647SAndreas Gohr function _getImage(&$file, $firsttime=true, $allowvector=true, $orig_srcpath=false){ 391ef68647SAndreas Gohr list($ext,$mime) = mimetype($file); 401ef68647SAndreas Gohr if(substr($mime,0,6) == 'image/'){ 411ef68647SAndreas Gohr // build regex to parse URL back to media info 421ef68647SAndreas Gohr $re = preg_quote(ml('xxx123yyy'),'/'); 4308b99b84SAndreas Gohr $re = str_replace('xxx123yyy','([^&\?]*)',$re); 441ef68647SAndreas Gohr 4508b99b84SAndreas Gohr 4608b99b84SAndreas Gohr if(preg_match("/$re/",$file,$m) || 4708b99b84SAndreas Gohr preg_match('/[&\?]media=([^&\?]*)/',$file,$m)){ 481ef68647SAndreas Gohr $media = rawurldecode($m[1]); 491ef68647SAndreas Gohr 5008b99b84SAndreas Gohr if(preg_match('/[\?&]w=(\d+)/',$file, $m)) $w = $m[1]; 5108b99b84SAndreas Gohr if(preg_match('/[\?&]h=(\d+)/',$file, $m)) $h = $m[1]; 5208b99b84SAndreas Gohr 5308b99b84SAndreas Gohr if(preg_match('/^https?:\/\//',$media)){ 5408b99b84SAndreas Gohr $local = media_get_from_URL($media,$ext,-1); 5508b99b84SAndreas Gohr if(!$local) $local = $media; // let mpdf try again 561ef68647SAndreas Gohr }else{ 571ef68647SAndreas Gohr $media = cleanID($media); 581ef68647SAndreas Gohr //check permissions (namespace only) 591ef68647SAndreas Gohr if(auth_quickaclcheck(getNS($media).':X') < AUTH_READ){ 601ef68647SAndreas Gohr $file = ''; 611ef68647SAndreas Gohr } 621ef68647SAndreas Gohr $local = mediaFN($media); 631ef68647SAndreas Gohr } 641ef68647SAndreas Gohr 651ef68647SAndreas Gohr //handle image resizing/cropping 661ef68647SAndreas Gohr if($w){ 6708b99b84SAndreas Gohr if($h){ 681ef68647SAndreas Gohr $local = media_crop_image($local,$ext,$w,$h); 691ef68647SAndreas Gohr }else{ 701ef68647SAndreas Gohr $local = media_resize_image($local,$ext,$w,$h); 711ef68647SAndreas Gohr } 721ef68647SAndreas Gohr } 7308b99b84SAndreas Gohr }elseif(preg_match('/^https?:\/\//',$file)){ // fixed external URLs 7408b99b84SAndreas Gohr $local = media_get_from_URL($file,$ext,$conf['cachetime']); 751ef68647SAndreas Gohr } 761ef68647SAndreas Gohr 771ef68647SAndreas Gohr if($local){ 781ef68647SAndreas Gohr $orig_srcpath = $local; 791ef68647SAndreas Gohr } 801ef68647SAndreas Gohr } 811ef68647SAndreas Gohr 821ef68647SAndreas Gohr return parent::_getImage($file, $firsttime, $allowvector, $orig_srcpath); 831ef68647SAndreas Gohr } 841ef68647SAndreas Gohr 851ef68647SAndreas Gohr} 86