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- <?php
- class getid3_mod
- {
-
- function getid3_mod(&$fd, &$ThisFileInfo, $option) {
- if ($option === 'mod') {
- $this->getMODheaderFilepointer($fd, $ThisFileInfo);
- }
- elseif ($option === 'xm') {
- $this->getXMheaderFilepointer($fd, $ThisFileInfo);
- }
- elseif ($option === 'it') {
- $this->getITheaderFilepointer($fd, $ThisFileInfo);
- }
- elseif ($option === 's3m') {
- $this->getS3MheaderFilepointer($fd, $ThisFileInfo);
- }
- }
- function getMODheaderFilepointer(&$fd, &$ThisFileInfo) {
- fseek($fd, $ThisFileInfo['avdataoffset'] + 1080);
- $FormatID = fread($fd, 4);
- if (!ereg('^(M.K.|[5-9]CHN|[1-3][0-9]CH)$', $FormatID)) {
- $ThisFileInfo['error'][] = 'This is not a known type of MOD file';
- return false;
- }
- $ThisFileInfo['fileformat'] = 'mod';
- $ThisFileInfo['error'][] = 'MOD parsing not enabled in this version of getID3()';
- return false;
- }
- function getXMheaderFilepointer(&$fd, &$ThisFileInfo) {
- fseek($fd, $ThisFileInfo['avdataoffset']);
- $FormatID = fread($fd, 15);
- if (!ereg('^Extended Module$', $FormatID)) {
- $ThisFileInfo['error'][] = 'This is not a known type of XM-MOD file';
- return false;
- }
- $ThisFileInfo['fileformat'] = 'xm';
- $ThisFileInfo['error'][] = 'XM-MOD parsing not enabled in this version of getID3()';
- return false;
- }
- function getS3MheaderFilepointer(&$fd, &$ThisFileInfo) {
- fseek($fd, $ThisFileInfo['avdataoffset'] + 44);
- $FormatID = fread($fd, 4);
- if (!ereg('^SCRM$', $FormatID)) {
- $ThisFileInfo['error'][] = 'This is not a ScreamTracker MOD file';
- return false;
- }
- $ThisFileInfo['fileformat'] = 's3m';
- $ThisFileInfo['error'][] = 'ScreamTracker parsing not enabled in this version of getID3()';
- return false;
- }
- function getITheaderFilepointer(&$fd, &$ThisFileInfo) {
- fseek($fd, $ThisFileInfo['avdataoffset']);
- $FormatID = fread($fd, 4);
- if (!ereg('^IMPM$', $FormatID)) {
- $ThisFileInfo['error'][] = 'This is not an ImpulseTracker MOD file';
- return false;
- }
- $ThisFileInfo['fileformat'] = 'it';
- $ThisFileInfo['error'][] = 'ImpulseTracker parsing not enabled in this version of getID3()';
- return false;
- }
- }
- ?>
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