diff options
Diffstat (limited to 'includes/getid3/module.graphic.efax.php')
| -rw-r--r-- | includes/getid3/module.graphic.efax.php | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/includes/getid3/module.graphic.efax.php b/includes/getid3/module.graphic.efax.php new file mode 100644 index 0000000..82ea354 --- /dev/null +++ b/includes/getid3/module.graphic.efax.php @@ -0,0 +1,54 @@ +<?php + +///////////////////////////////////////////////////////////////// +/// getID3() by James Heinrich <info@getid3.org> // +// available at https://github.com/JamesHeinrich/getID3 // +// or https://www.getid3.org // +// or http://getid3.sourceforge.net // +// see readme.txt for more details // +///////////////////////////////////////////////////////////////// +// // +// module.archive.efax.php // +// module for analyzing eFax files // +// dependencies: NONE // +// /// +///////////////////////////////////////////////////////////////// + +if (!defined('GETID3_INCLUDEPATH')) { // prevent path-exposing attacks that access modules directly on public webservers + exit; +} + +class getid3_efax extends getid3_handler +{ + /** + * @return bool + */ + public function Analyze() { + $info = &$this->getid3->info; + + $this->fseek($info['avdataoffset']); + $efaxheader = $this->fread(1024); + + $info['efax']['header']['magic'] = substr($efaxheader, 0, 2); + if ($info['efax']['header']['magic'] != "\xDC\xFE") { + $this->error('Invalid eFax byte order identifier (expecting DC FE, found '.getid3_lib::PrintHexBytes($info['efax']['header']['magic']).') at offset '.$info['avdataoffset']); + return false; + } + $info['fileformat'] = 'efax'; + + $info['efax']['header']['filesize'] = getid3_lib::LittleEndian2Int(substr($efaxheader, 2, 4)); + if ($info['efax']['header']['filesize'] != $info['filesize']) { + $this->error('Probable '.(($info['efax']['header']['filesize'] > $info['filesize']) ? 'truncated' : 'corrupt').' file, expecting '.$info['efax']['header']['filesize'].' bytes, found '.$info['filesize'].' bytes'); + } + $info['efax']['header']['software1'] = rtrim(substr($efaxheader, 26, 32), "\x00"); + $info['efax']['header']['software2'] = rtrim(substr($efaxheader, 58, 32), "\x00"); + $info['efax']['header']['software3'] = rtrim(substr($efaxheader, 90, 32), "\x00"); + + $info['efax']['header']['pages'] = getid3_lib::LittleEndian2Int(substr($efaxheader, 198, 2)); + $info['efax']['header']['data_bytes'] = getid3_lib::LittleEndian2Int(substr($efaxheader, 202, 4)); + + $this->error('eFax parsing not enabled in this version of getID3() ['.$this->getid3->version().']'); + return false; + } + +} |