Location: PHPKode > projects > Tin Can Jukebox > tincanjukebox/lib/getid3/getid3/write.lyrics3.php
<?php
/////////////////////////////////////////////////////////////////
/// getID3() by James Heinrich <hide@address.com>               //
//  available at http://getid3.sourceforge.net                 //
//            or http://www.getid3.org                         //
/////////////////////////////////////////////////////////////////
// See readme.txt for more details                             //
/////////////////////////////////////////////////////////////////
//                                                             //
// write.lyrics3.php                                           //
// module for writing Lyrics3 tags                             //
// dependencies: module.tag.lyrics3.php                        //
//                                                            ///
/////////////////////////////////////////////////////////////////


class getid3_write_lyrics3
{
	var $filename;
	var $tag_data;
	//var $lyrics3_version = 2;       // 1 or 2
	var $warnings        = array(); // any non-critical errors will be stored here
	var $errors          = array(); // any critical errors will be stored here

	function getid3_write_lyrics3() {
		return true;
	}

	function WriteLyrics3() {
		$this->errors[] = 'WriteLyrics3() not yet functional - cannot write Lyrics3';
		return false;
	}

	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 ($fp = @fopen($this->filename, 'a+b')) {

				flock($fp, LOCK_EX);
				$oldignoreuserabort = ignore_user_abort(true);

				fseek($fp, $ThisFileInfo['lyrics3']['tag_offset_end'], SEEK_SET);
				$DataAfterLyrics3 = '';
				if ($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, $ThisFileInfo['lyrics3']['tag_offset_start'], SEEK_SET);
					fwrite($fp, $DataAfterLyrics3, strlen($DataAfterLyrics3));
				}

				flock($fp, LOCK_UN);
				fclose($fp);
				ignore_user_abort($oldignoreuserabort);

				return true;

			} else {

				$this->errors[] = 'Cannot open "'.$this->filename.'" in "a+b" mode';
				return false;

			}
		}
		// no Lyrics3 present
		return true;
	}



}

?>
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