Pony.fm/app/Library/getid3-new/getid3/write.lyrics3.php

72 lines
2.6 KiB
PHP
Executable file

<?php
/////////////////////////////////////////////////////////////////
/// getID3() by James Heinrich <info@getid3.org> //
// available at http://getid3.sourceforge.net //
// or http://www.getid3.org //
// also https://github.com/JamesHeinrich/getID3 //
/////////////////////////////////////////////////////////////////
// See readme.txt for more details //
/////////////////////////////////////////////////////////////////
// //
// write.lyrics3.php //
// module for writing Lyrics3 tags //
// dependencies: module.tag.lyrics3.php //
// ///
/////////////////////////////////////////////////////////////////
class getid3_write_lyrics3
{
public $filename;
public $tag_data;
//public $lyrics3_version = 2; // 1 or 2
public $warnings = array(); // any non-critical errors will be stored here
public $errors = array(); // any critical errors will be stored here
public function getid3_write_lyrics3() {
return true;
}
public function WriteLyrics3() {
$this->errors[] = 'WriteLyrics3() not yet functional - cannot write Lyrics3';
return false;
}
public function DeleteLyrics3() {
// Initialize getID3 engine
$getID3 = new getID3;
$ThisFileInfo = $getID3->analyze($this->filename);
if (isset($ThisFileInfo['lyrics3']['tag_offset_start']) && isset($ThisFileInfo['lyrics3']['tag_offset_end'])) {
if (is_readable($this->filename) && is_writable($this->filename) && is_file($this->filename) && ($fp = fopen($this->filename, 'a+b'))) {
flock($fp, LOCK_EX);
$oldignoreuserabort = ignore_user_abort(true);
fseek($fp, $ThisFileInfo['lyrics3']['tag_offset_end']);
$DataAfterLyrics3 = '';
if ($ThisFileInfo['filesize'] > $ThisFileInfo['lyrics3']['tag_offset_end']) {
$DataAfterLyrics3 = fread($fp, $ThisFileInfo['filesize'] - $ThisFileInfo['lyrics3']['tag_offset_end']);
}
ftruncate($fp, $ThisFileInfo['lyrics3']['tag_offset_start']);
if (!empty($DataAfterLyrics3)) {
fseek($fp, $ThisFileInfo['lyrics3']['tag_offset_start']);
fwrite($fp, $DataAfterLyrics3, strlen($DataAfterLyrics3));
}
flock($fp, LOCK_UN);
fclose($fp);
ignore_user_abort($oldignoreuserabort);
return true;
} else {
$this->errors[] = 'Cannot fopen('.$this->filename.', "a+b")';
return false;
}
}
// no Lyrics3 present
return true;
}
}