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<?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.id3v2.php // // module for writing ID3v2 tags // // dependencies: module.tag.id3v2.php // // /// ///////////////////////////////////////////////////////////////// getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.tag.id3v2.php', __FILE__, true); class getid3_write_id3v2 { public $filename; public $tag_data; public $fread_buffer_size = 32768; // read buffer size in bytes public $paddedlength = 4096; // minimum length of ID3v2 tag in bytes public $majorversion = 3; // ID3v2 major version (2, 3 (recommended), 4) public $minorversion = 0; // ID3v2 minor version - always 0 public $merge_existing_data = false; // if true, merge new data with existing tags; if false, delete old tag data and only write new tags public $id3v2_default_encodingid = 0; // default text encoding (ISO-8859-1) if not explicitly passed public $id3v2_use_unsynchronisation = false; // the specs say it should be TRUE, but most other ID3v2-aware programs are broken if unsynchronization is used, so by default don't use it. public $warnings = array(); // any non-critical errors will be stored here public $errors = array(); // any critical errors will be stored here public function __construct() { return true; } public function WriteID3v2() { // File MUST be writeable - CHMOD(646) at least. It's best if the // directory is also writeable, because that method is both faster and less susceptible to errors. if (!empty($this->filename) && (getID3::is_writable($this->filename) || (!file_exists($this->filename) && getID3::is_writable(dirname($this->filename))))) { // Initialize getID3 engine $getID3 = new getID3; $OldThisFileInfo = $getID3->analyze($this->filename); if (!getid3_lib::intValueSupported($OldThisFileInfo['filesize'])) { $this->errors[] = 'Unable to write ID3v2 because file is larger than '.round(PHP_INT_MAX / 1073741824).'GB'; fclose($fp_source); return false; } if ($this->merge_existing_data) { // merge with existing data if (!empty($OldThisFileInfo['id3v2'])) { $this->tag_data = $this->array_join_merge($OldThisFileInfo['id3v2'], $this->tag_data); } } $this->paddedlength = (isset($OldThisFileInfo['id3v2']['headerlength']) ? max($OldThisFileInfo['id3v2']['headerlength'], $this->paddedlength) : $this->paddedlength); if ($NewID3v2Tag = $this->GenerateID3v2Tag()) { if (file_exists($this->filename) && getID3::is_writable($this->filename) && isset($OldThisFileInfo['id3v2']['headerlength']) && ($OldThisFileInfo['id3v2']['headerlength'] == strlen($NewID3v2Tag))) { // best and fastest method - insert-overwrite existing tag (padded to length of old tag if neccesary) if (file_exists($this->filename)) { if (is_readable($this->filename) && getID3::is_writable($this->filename) && is_file($this->filename) && ($fp = fopen($this->filename, 'r+b'))) { rewind($fp); fwrite($fp, $NewID3v2Tag, strlen($NewID3v2Tag)); fclose($fp); } else { $this->errors[] = 'Could not fopen("'.$this->filename.'", "r+b")'; } } else { if (getID3::is_writable($this->filename) && is_file($this->filename) && ($fp = fopen($this->filename, 'wb'))) { rewind($fp); fwrite($fp, $NewID3v2Tag, strlen($NewID3v2Tag)); fclose($fp); } else { $this->errors[] = 'Could not fopen("'.$this->filename.'", "wb")'; } } } else { if ($tempfilename = tempnam(GETID3_TEMP_DIR, 'getID3')) { if (is_readable($this->filename) && is_file($this->filename) && ($fp_source = fopen($this->filename, 'rb'))) { if (getID3::is_writable($tempfilename) && is_file($tempfilename) && ($fp_temp = fopen($tempfilename, 'wb'))) { fwrite($fp_temp, $NewID3v2Tag, strlen($NewID3v2Tag)); rewind($fp_source); if (!empty($OldThisFileInfo['avdataoffset'])) { fseek($fp_source, $OldThisFileInfo['avdataoffset']); } while ($buffer = fread($fp_source, $this->fread_buffer_size)) { fwrite($fp_temp, $buffer, strlen($buffer)); } fclose($fp_temp); fclose($fp_source); copy($tempfilename, $this->filename); unlink($tempfilename); return true; } else { $this->errors[] = 'Could not fopen("'.$tempfilename.'", "wb")'; } fclose($fp_source); } else { $this->errors[] = 'Could not fopen("'.$this->filename.'", "rb")'; } } return false; } } else { $this->errors[] = '$this->GenerateID3v2Tag() failed'; } if (!empty($this->errors)) { return false; } return true; } else { $this->errors[] = 'WriteID3v2() failed: !is_writeable('.$this->filename.')'; } return false; } public function RemoveID3v2() { // File MUST be writeable - CHMOD(646) at least. It's best if the // directory is also writeable, because that method is both faster and less susceptible to errors. if (getID3::is_writable(dirname($this->filename))) { // preferred method - only one copying operation, minimal chance of corrupting // original file if script is interrupted, but required directory to be writeable if (is_readable($this->filename) && is_file($this->filename) && ($fp_source = fopen($this->filename, 'rb'))) { // Initialize getID3 engine $getID3 = new getID3; $OldThisFileInfo = $getID3->analyze($this->filename); if (!getid3_lib::intValueSupported($OldThisFileInfo['filesize'])) { $this->errors[] = 'Unable to remove ID3v2 because file is larger than '.round(PHP_INT_MAX / 1073741824).'GB'; fclose($fp_source); return false; } rewind($fp_source); if ($OldThisFileInfo['avdataoffset'] !== false) { fseek($fp_source, $OldThisFileInfo['avdataoffset']); } if (getID3::is_writable($this->filename) && is_file($this->filename) && ($fp_temp = fopen($this->filename.'getid3tmp', 'w+b'))) { while ($buffer = fread($fp_source, $this->fread_buffer_size)) { fwrite($fp_temp, $buffer, strlen($buffer)); } fclose($fp_temp); } else { $this->errors[] = 'Could not fopen("'.$this->filename.'getid3tmp", "w+b")'; } fclose($fp_source); } else { $this->errors[] = 'Could not fopen("'.$this->filename.'", "rb")'; } if (file_exists($this->filename)) { unlink($this->filename); } rename($this->filename.'getid3tmp', $this->filename); } elseif (getID3::is_writable($this->filename)) { // less desirable alternate method - double-copies the file, overwrites original file // and could corrupt source file if the script is interrupted or an error occurs. if (is_readable($this->filename) && is_file($this->filename) && ($fp_source = fopen($this->filename, 'rb'))) { // Initialize getID3 engine $getID3 = new getID3; $OldThisFileInfo = $getID3->analyze($this->filename); if (!getid3_lib::intValueSupported($OldThisFileInfo['filesize'])) { $this->errors[] = 'Unable to remove ID3v2 because file is larger than '.round(PHP_INT_MAX / 1073741824).'GB'; fclose($fp_source); return false; } rewind($fp_source); if ($OldThisFileInfo['avdataoffset'] !== false) { fseek($fp_source, $OldThisFileInfo['avdataoffset']); } if ($fp_temp = tmpfile()) { while ($buffer = fread($fp_source, $this->fread_buffer_size)) { fwrite($fp_temp, $buffer, strlen($buffer)); } fclose($fp_source); if (getID3::is_writable($this->filename) && is_file($this->filename) && ($fp_source = fopen($this->filename, 'wb'))) { rewind($fp_temp); while ($buffer = fread($fp_temp, $this->fread_buffer_size)) { fwrite($fp_source, $buffer, strlen($buffer)); } fseek($fp_temp, -128, SEEK_END); fclose($fp_source); } else { $this->errors[] = 'Could not fopen("'.$this->filename.'", "wb")'; } fclose($fp_temp); } else { $this->errors[] = 'Could not create tmpfile()'; } } else { $this->errors[] = 'Could not fopen("'.$this->filename.'", "rb")'; } } else { $this->errors[] = 'Directory and file both not writeable'; } if (!empty($this->errors)) { return false; } return true; } public function GenerateID3v2TagFlags($flags) { switch ($this->majorversion) { case 4: // %abcd0000 $flag = (!empty($flags['unsynchronisation']) ? '1' : '0'); // a - Unsynchronisation $flag .= (!empty($flags['extendedheader'] ) ? '1' : '0'); // b - Extended header $flag .= (!empty($flags['experimental'] ) ? '1' : '0'); // c - Experimental indicator $flag .= (!empty($flags['footer'] ) ? '1' : '0'); // d - Footer present $flag .= '0000'; break; case 3: // %abc00000 $flag = (!empty($flags['unsynchronisation']) ? '1' : '0'); // a - Unsynchronisation $flag .= (!empty($flags['extendedheader'] ) ? '1' : '0'); // b - Extended header $flag .= (!empty($flags['experimental'] ) ? '1' : '0'); // c - Experimental indicator $flag .= '00000'; break; case 2: // %ab000000 $flag = (!empty($flags['unsynchronisation']) ? '1' : '0'); // a - Unsynchronisation $flag .= (!empty($flags['compression'] ) ? '1' : '0'); // b - Compression $flag .= '000000'; break; default: return false; break; } return chr(bindec($flag)); } public function GenerateID3v2FrameFlags($TagAlter=false, $FileAlter=false, $ReadOnly=false, $Compression=false, $Encryption=false, $GroupingIdentity=false, $Unsynchronisation=false, $DataLengthIndicator=false) { switch ($this->majorversion) { case 4: // %0abc0000 %0h00kmnp $flag1 = '0'; $flag1 .= $TagAlter ? '1' : '0'; // a - Tag alter preservation (true == discard) $flag1 .= $FileAlter ? '1' : '0'; // b - File alter preservation (true == discard) $flag1 .= $ReadOnly ? '1' : '0'; // c - Read only (true == read only) $flag1 .= '0000'; $flag2 = '0'; $flag2 .= $GroupingIdentity ? '1' : '0'; // h - Grouping identity (true == contains group information) $flag2 .= '00'; $flag2 .= $Compression ? '1' : '0'; // k - Compression (true == compressed) $flag2 .= $Encryption ? '1' : '0'; // m - Encryption (true == encrypted) $flag2 .= $Unsynchronisation ? '1' : '0'; // n - Unsynchronisation (true == unsynchronised) $flag2 .= $DataLengthIndicator ? '1' : '0'; // p - Data length indicator (true == data length indicator added) break; case 3: // %abc00000 %ijk00000 $flag1 = $TagAlter ? '1' : '0'; // a - Tag alter preservation (true == discard) $flag1 .= $FileAlter ? '1' : '0'; // b - File alter preservation (true == discard) $flag1 .= $ReadOnly ? '1' : '0'; // c - Read only (true == read only) $flag1 .= '00000'; $flag2 = $Compression ? '1' : '0'; // i - Compression (true == compressed) $flag2 .= $Encryption ? '1' : '0'; // j - Encryption (true == encrypted) $flag2 .= $GroupingIdentity ? '1' : '0'; // k - Grouping identity (true == contains group information) $flag2 .= '00000'; break; default: return false; break; } return chr(bindec($flag1)).chr(bindec($flag2)); } public function GenerateID3v2FrameData($frame_name, $source_data_array) { if (!getid3_id3v2::IsValidID3v2FrameName($frame_name, $this->majorversion)) { return false; } $framedata = ''; if (($this->majorversion < 3) || ($this->majorversion > 4)) { $this->errors[] = 'Only ID3v2.3 and ID3v2.4 are supported in GenerateID3v2FrameData()'; } else { // $this->majorversion 3 or 4 switch ($frame_name) { case 'UFID': // 4.1 UFID Unique file identifier // Owner identifier <text string> $00 // Identifier <up to 64 bytes binary data> if (strlen($source_data_array['data']) > 64) { $this->errors[] = 'Identifier not allowed to be longer than 64 bytes in '.$frame_name.' (supplied data was '.strlen($source_data_array['data']).' bytes long)'; } else { $framedata .= str_replace("\x00", '', $source_data_array['ownerid'])."\x00"; $framedata .= substr($source_data_array['data'], 0, 64); // max 64 bytes - truncate anything longer } break; case 'TXXX': // 4.2.2 TXXX User defined text information frame // Text encoding $xx // Description <text string according to encoding> $00 (00) // Value <text string according to encoding> $source_data_array['encodingid'] = (isset($source_data_array['encodingid']) ? $source_data_array['encodingid'] : $this->id3v2_default_encodingid); if (!$this->ID3v2IsValidTextEncoding($source_data_array['encodingid'], $this->majorversion)) { $this->errors[] = 'Invalid Text Encoding in '.$frame_name.' ('.$source_data_array['encodingid'].') for ID3v2.'.$this->majorversion; } else { $framedata .= chr($source_data_array['encodingid']); $framedata .= $source_data_array['description'].getid3_id3v2::TextEncodingTerminatorLookup($source_data_array['encodingid']); $framedata .= $source_data_array['data']; } break; case 'WXXX': // 4.3.2 WXXX User defined URL link frame // Text encoding $xx // Description <text string according to encoding> $00 (00) // URL <text string> $source_data_array['encodingid'] = (isset($source_data_array['encodingid']) ? $source_data_array['encodingid'] : $this->id3v2_default_encodingid); if (!$this->ID3v2IsValidTextEncoding($source_data_array['encodingid'], $this->majorversion)) { $this->errors[] = 'Invalid Text Encoding in '.$frame_name.' ('.$source_data_array['encodingid'].') for ID3v2.'.$this->majorversion; } elseif (!isset($source_data_array['data']) || !$this->IsValidURL($source_data_array['data'], false, false)) { //$this->errors[] = 'Invalid URL in '.$frame_name.' ('.$source_data_array['data'].')'; // probably should be an error, need to rewrite IsValidURL() to handle other encodings $this->warnings[] = 'Invalid URL in '.$frame_name.' ('.$source_data_array['data'].')'; } else { $framedata .= chr($source_data_array['encodingid']); $framedata .= $source_data_array['description'].getid3_id3v2::TextEncodingTerminatorLookup($source_data_array['encodingid']); $framedata .= $source_data_array['data']; } break; case 'IPLS': // 4.4 IPLS Involved people list (ID3v2.3 only) // Text encoding $xx // People list strings <textstrings> $source_data_array['encodingid'] = (isset($source_data_array['encodingid']) ? $source_data_array['encodingid'] : $this->id3v2_default_encodingid); if (!$this->ID3v2IsValidTextEncoding($source_data_array['encodingid'], $this->majorversion)) { $this->errors[] = 'Invalid Text Encoding in '.$frame_name.' ('.$source_data_array['encodingid'].') for ID3v2.'.$this->majorversion; } else { $framedata .= chr($source_data_array['encodingid']); $framedata .= $source_data_array['data']; } break; case 'MCDI': // 4.4 MCDI Music CD identifier // CD TOC <binary data> $framedata .= $source_data_array['data']; break; case 'ETCO': // 4.5 ETCO Event timing codes // Time stamp format $xx // Where time stamp format is: // $01 (32-bit value) MPEG frames from beginning of file // $02 (32-bit value) milliseconds from beginning of file // Followed by a list of key events in the following format: // Type of event $xx // Time stamp $xx (xx ...) // The 'Time stamp' is set to zero if directly at the beginning of the sound // or after the previous event. All events MUST be sorted in chronological order. if (($source_data_array['timestampformat'] > 2) || ($source_data_array['timestampformat'] < 1)) { $this->errors[] = 'Invalid Time Stamp Format byte in '.$frame_name.' ('.$source_data_array['timestampformat'].')'; } else { $framedata .= chr($source_data_array['timestampformat']); foreach ($source_data_array as $key => $val) { if (!$this->ID3v2IsValidETCOevent($val['typeid'])) { $this->errors[] = 'Invalid Event Type byte in '.$frame_name.' ('.$val['typeid'].')'; } elseif (($key != 'timestampformat') && ($key != 'flags')) { if (($val['timestamp'] > 0) && ($previousETCOtimestamp >= $val['timestamp'])) { // The 'Time stamp' is set to zero if directly at the beginning of the sound // or after the previous event. All events MUST be sorted in chronological order. $this->errors[] = 'Out-of-order timestamp in '.$frame_name.' ('.$val['timestamp'].') for Event Type ('.$val['typeid'].')'; } else { $framedata .= chr($val['typeid']); $framedata .= getid3_lib::BigEndian2String($val['timestamp'], 4, false); } } } } break; case 'MLLT': // 4.6 MLLT MPEG location lookup table // MPEG frames between reference $xx xx // Bytes between reference $xx xx xx // Milliseconds between reference $xx xx xx // Bits for bytes deviation $xx // Bits for milliseconds dev. $xx // Then for every reference the following data is included; // Deviation in bytes %xxx.... // Deviation in milliseconds %xxx.... if (($source_data_array['framesbetweenreferences'] > 0) && ($source_data_array['framesbetweenreferences'] <= 65535)) { $framedata .= getid3_lib::BigEndian2String($source_data_array['framesbetweenreferences'], 2, false); } else { $this->errors[] = 'Invalid MPEG Frames Between References in '.$frame_name.' ('.$source_data_array['framesbetweenreferences'].')'; } if (($source_data_array['bytesbetweenreferences'] > 0) && ($source_data_array['bytesbetweenreferences'] <= 16777215)) { $framedata .= getid3_lib::BigEndian2String($source_data_array['bytesbetweenreferences'], 3, false); } else { $this->errors[] = 'Invalid bytes Between References in '.$frame_name.' ('.$source_data_array['bytesbetweenreferences'].')'; } if (($source_data_array['msbetweenreferences'] > 0) && ($source_data_array['msbetweenreferences'] <= 16777215)) { $framedata .= getid3_lib::BigEndian2String($source_data_array['msbetweenreferences'], 3, false); } else { $this->errors[] = 'Invalid Milliseconds Between References in '.$frame_name.' ('.$source_data_array['msbetweenreferences'].')'; } if (!$this->IsWithinBitRange($source_data_array['bitsforbytesdeviation'], 8, false)) { if (($source_data_array['bitsforbytesdeviation'] % 4) == 0) { $framedata .= chr($source_data_array['bitsforbytesdeviation']); } else { $this->errors[] = 'Bits For Bytes Deviation in '.$frame_name.' ('.$source_data_array['bitsforbytesdeviation'].') must be a multiple of 4.'; } } else { $this->errors[] = 'Invalid Bits For Bytes Deviation in '.$frame_name.' ('.$source_data_array['bitsforbytesdeviation'].')'; } if (!$this->IsWithinBitRange($source_data_array['bitsformsdeviation'], 8, false)) { if (($source_data_array['bitsformsdeviation'] % 4) == 0) { $framedata .= chr($source_data_array['bitsformsdeviation']); } else { $this->errors[] = 'Bits For Milliseconds Deviation in '.$frame_name.' ('.$source_data_array['bitsforbytesdeviation'].') must be a multiple of 4.'; } } else { $this->errors[] = 'Invalid Bits For Milliseconds Deviation in '.$frame_name.' ('.$source_data_array['bitsformsdeviation'].')'; } foreach ($source_data_array as $key => $val) { if (($key != 'framesbetweenreferences') && ($key != 'bytesbetweenreferences') && ($key != 'msbetweenreferences') && ($key != 'bitsforbytesdeviation') && ($key != 'bitsformsdeviation') && ($key != 'flags')) { $unwrittenbitstream .= str_pad(getid3_lib::Dec2Bin($val['bytedeviation']), $source_data_array['bitsforbytesdeviation'], '0', STR_PAD_LEFT); $unwrittenbitstream .= str_pad(getid3_lib::Dec2Bin($val['msdeviation']), $source_data_array['bitsformsdeviation'], '0', STR_PAD_LEFT); } } for ($i = 0; $i < strlen($unwrittenbitstream); $i += 8) { $highnibble = bindec(substr($unwrittenbitstream, $i, 4)) << 4; $lownibble = bindec(substr($unwrittenbitstream, $i + 4, 4)); $framedata .= chr($highnibble & $lownibble); } break; case 'SYTC': // 4.7 SYTC Synchronised tempo codes // Time stamp format $xx // Tempo data <binary data> // Where time stamp format is: // $01 (32-bit value) MPEG frames from beginning of file // $02 (32-bit value) milliseconds from beginning of file if (($source_data_array['timestampformat'] > 2) || ($source_data_array['timestampformat'] < 1)) { $this->errors[] = 'Invalid Time Stamp Format byte in '.$frame_name.' ('.$source_data_array['timestampformat'].')'; } else { $framedata .= chr($source_data_array['timestampformat']); foreach ($source_data_array as $key => $val) { if (!$this->ID3v2IsValidETCOevent($val['typeid'])) { $this->errors[] = 'Invalid Event Type byte in '.$frame_name.' ('.$val['typeid'].')'; } elseif (($key != 'timestampformat') && ($key != 'flags')) { if (($val['tempo'] < 0) || ($val['tempo'] > 510)) { $this->errors[] = 'Invalid Tempo (max = 510) in '.$frame_name.' ('.$val['tempo'].') at timestamp ('.$val['timestamp'].')'; } else { if ($val['tempo'] > 255) { $framedata .= chr(255); $val['tempo'] -= 255; } $framedata .= chr($val['tempo']); $framedata .= getid3_lib::BigEndian2String($val['timestamp'], 4, false); } } } } break; case 'USLT': // 4.8 USLT Unsynchronised lyric/text transcription // Text encoding $xx // Language $xx xx xx // Content descriptor <text string according to encoding> $00 (00) // Lyrics/text <full text string according to encoding> $source_data_array['encodingid'] = (isset($source_data_array['encodingid']) ? $source_data_array['encodingid'] : $this->id3v2_default_encodingid); if (!$this->ID3v2IsValidTextEncoding($source_data_array['encodingid'])) { $this->errors[] = 'Invalid Text Encoding in '.$frame_name.' ('.$source_data_array['encodingid'].') for ID3v2.'.$this->majorversion; } elseif (getid3_id3v2::LanguageLookup($source_data_array['language'], true) == '') { $this->errors[] = 'Invalid Language in '.$frame_name.' ('.$source_data_array['language'].')'; } else { $framedata .= chr($source_data_array['encodingid']); $framedata .= strtolower($source_data_array['language']); $framedata .= $source_data_array['description'].getid3_id3v2::TextEncodingTerminatorLookup($source_data_array['encodingid']); $framedata .= $source_data_array['data']; } break; case 'SYLT': // 4.9 SYLT Synchronised lyric/text // Text encoding $xx // Language $xx xx xx // Time stamp format $xx // $01 (32-bit value) MPEG frames from beginning of file // $02 (32-bit value) milliseconds from beginning of file // Content type $xx // Content descriptor <text string according to encoding> $00 (00) // Terminated text to be synced (typically a syllable) // Sync identifier (terminator to above string) $00 (00) // Time stamp $xx (xx ...) $source_data_array['encodingid'] = (isset($source_data_array['encodingid']) ? $source_data_array['encodingid'] : $this->id3v2_default_encodingid); if (!$this->ID3v2IsValidTextEncoding($source_data_array['encodingid'])) { $this->errors[] = 'Invalid Text Encoding in '.$frame_name.' ('.$source_data_array['encodingid'].') for ID3v2.'.$this->majorversion; } elseif (getid3_id3v2::LanguageLookup($source_data_array['language'], true) == '') { $this->errors[] = 'Invalid Language in '.$frame_name.' ('.$source_data_array['language'].')'; } elseif (($source_data_array['timestampformat'] > 2) || ($source_data_array['timestampformat'] < 1)) { $this->errors[] = 'Invalid Time Stamp Format byte in '.$frame_name.' ('.$source_data_array['timestampformat'].')'; } elseif (!$this->ID3v2IsValidSYLTtype($source_data_array['contenttypeid'])) { $this->errors[] = 'Invalid Content Type byte in '.$frame_name.' ('.$source_data_array['contenttypeid'].')'; } elseif (!is_array($source_data_array['data'])) { $this->errors[] = 'Invalid Lyric/Timestamp data in '.$frame_name.' (must be an array)'; } else { $framedata .= chr($source_data_array['encodingid']); $framedata .= strtolower($source_data_array['language']); $framedata .= chr($source_data_array['timestampformat']); $framedata .= chr($source_data_array['contenttypeid']); $framedata .= $source_data_array['description'].getid3_id3v2::TextEncodingTerminatorLookup($source_data_array['encodingid']); ksort($source_data_array['data']); foreach ($source_data_array['data'] as $key => $val) { $framedata .= $val['data'].getid3_id3v2::TextEncodingTerminatorLookup($source_data_array['encodingid']); $framedata .= getid3_lib::BigEndian2String($val['timestamp'], 4, false); } } break; case 'COMM': // 4.10 COMM Comments // Text encoding $xx // Language $xx xx xx // Short content descrip. <text string according to encoding> $00 (00) // The actual text <full text string according to encoding> $source_data_array['encodingid'] = (isset($source_data_array['encodingid']) ? $source_data_array['encodingid'] : $this->id3v2_default_encodingid); if (!$this->ID3v2IsValidTextEncoding($source_data_array['encodingid'])) { $this->errors[] = 'Invalid Text Encoding in '.$frame_name.' ('.$source_data_array['encodingid'].') for ID3v2.'.$this->majorversion; } elseif (getid3_id3v2::LanguageLookup($source_data_array['language'], true) == '') { $this->errors[] = 'Invalid Language in '.$frame_name.' ('.$source_data_array['language'].')'; } else { $framedata .= chr($source_data_array['encodingid']); $framedata .= strtolower($source_data_array['language']); $framedata .= $source_data_array['description'].getid3_id3v2::TextEncodingTerminatorLookup($source_data_array['encodingid']); $framedata .= $source_data_array['data']; } break; case 'RVA2': // 4.11 RVA2 Relative volume adjustment (2) (ID3v2.4+ only) // Identification <text string> $00 // The 'identification' string is used to identify the situation and/or // device where this adjustment should apply. The following is then // repeated for every channel: // Type of channel $xx // Volume adjustment $xx xx // Bits representing peak $xx // Peak volume $xx (xx ...) $framedata .= str_replace("\x00", '', $source_data_array['description'])."\x00"; foreach ($source_data_array as $key => $val) { if ($key != 'description') { $framedata .= chr($val['channeltypeid']); $framedata .= getid3_lib::BigEndian2String($val['volumeadjust'], 2, false, true); // signed 16-bit if (!$this->IsWithinBitRange($source_data_array['bitspeakvolume'], 8, false)) { $framedata .= chr($val['bitspeakvolume']); if ($val['bitspeakvolume'] > 0) { $framedata .= getid3_lib::BigEndian2String($val['peakvolume'], ceil($val['bitspeakvolume'] / 8), false, false); } } else { $this->errors[] = 'Invalid Bits Representing Peak Volume in '.$frame_name.' ('.$val['bitspeakvolume'].') (range = 0 to 255)'; } } } break; case 'RVAD': // 4.12 RVAD Relative volume adjustment (ID3v2.3 only) // Increment/decrement %00fedcba // Bits used for volume descr. $xx // Relative volume change, right $xx xx (xx ...) // a // Relative volume change, left $xx xx (xx ...) // b // Peak volume right $xx xx (xx ...) // Peak volume left $xx xx (xx ...) // Relative volume change, right back $xx xx (xx ...) // c // Relative volume change, left back $xx xx (xx ...) // d // Peak volume right back $xx xx (xx ...) // Peak volume left back $xx xx (xx ...) // Relative volume change, center $xx xx (xx ...) // e // Peak volume center $xx xx (xx ...) // Relative volume change, bass $xx xx (xx ...) // f // Peak volume bass $xx xx (xx ...) if (!$this->IsWithinBitRange($source_data_array['bitsvolume'], 8, false)) { $this->errors[] = 'Invalid Bits For Volume Description byte in '.$frame_name.' ('.$source_data_array['bitsvolume'].') (range = 1 to 255)'; } else { $incdecflag .= '00'; $incdecflag .= $source_data_array['incdec']['right'] ? '1' : '0'; // a - Relative volume change, right $incdecflag .= $source_data_array['incdec']['left'] ? '1' : '0'; // b - Relative volume change, left $incdecflag .= $source_data_array['incdec']['rightrear'] ? '1' : '0'; // c - Relative volume change, right back $incdecflag .= $source_data_array['incdec']['leftrear'] ? '1' : '0'; // d - Relative volume change, left back $incdecflag .= $source_data_array['incdec']['center'] ? '1' : '0'; // e - Relative volume change, center $incdecflag .= $source_data_array['incdec']['bass'] ? '1' : '0'; // f - Relative volume change, bass $framedata .= chr(bindec($incdecflag)); $framedata .= chr($source_data_array['bitsvolume']); $framedata .= getid3_lib::BigEndian2String($source_data_array['volumechange']['right'], ceil($source_data_array['bitsvolume'] / 8), false); $framedata .= getid3_lib::BigEndian2String($source_data_array['volumechange']['left'], ceil($source_data_array['bitsvolume'] / 8), false); $framedata .= getid3_lib::BigEndian2String($source_data_array['peakvolume']['right'], ceil($source_data_array['bitsvolume'] / 8), false); $framedata .= getid3_lib::BigEndian2String($source_data_array['peakvolume']['left'], ceil($source_data_array['bitsvolume'] / 8), false); if ($source_data_array['volumechange']['rightrear'] || $source_data_array['volumechange']['leftrear'] || $source_data_array['peakvolume']['rightrear'] || $source_data_array['peakvolume']['leftrear'] || $source_data_array['volumechange']['center'] || $source_data_array['peakvolume']['center'] || $source_data_array['volumechange']['bass'] || $source_data_array['peakvolume']['bass']) { $framedata .= getid3_lib::BigEndian2String($source_data_array['volumechange']['rightrear'], ceil($source_data_array['bitsvolume']/8), false); $framedata .= getid3_lib::BigEndian2String($source_data_array['volumechange']['leftrear'], ceil($source_data_array['bitsvolume']/8), false); $framedata .= getid3_lib::BigEndian2String($source_data_array['peakvolume']['rightrear'], ceil($source_data_array['bitsvolume']/8), false); $framedata .= getid3_lib::BigEndian2String($source_data_array['peakvolume']['leftrear'], ceil($source_data_array['bitsvolume']/8), false); } if ($source_data_array['volumechange']['center'] || $source_data_array['peakvolume']['center'] || $source_data_array['volumechange']['bass'] || $source_data_array['peakvolume']['bass']) { $framedata .= getid3_lib::BigEndian2String($source_data_array['volumechange']['center'], ceil($source_data_array['bitsvolume']/8), false); $framedata .= getid3_lib::BigEndian2String($source_data_array['peakvolume']['center'], ceil($source_data_array['bitsvolume']/8), false); } if ($source_data_array['volumechange']['bass'] || $source_data_array['peakvolume']['bass']) { $framedata .= getid3_lib::BigEndian2String($source_data_array['volumechange']['bass'], ceil($source_data_array['bitsvolume']/8), false); $framedata .= getid3_lib::BigEndian2String($source_data_array['peakvolume']['bass'], ceil($source_data_array['bitsvolume']/8), false); } } break; case 'EQU2': // 4.12 EQU2 Equalisation (2) (ID3v2.4+ only) // Interpolation method $xx // $00 Band // $01 Linear // Identification <text string> $00 // The following is then repeated for every adjustment point // Frequency $xx xx // Volume adjustment $xx xx if (($source_data_array['interpolationmethod'] < 0) || ($source_data_array['interpolationmethod'] > 1)) { $this->errors[] = 'Invalid Interpolation Method byte in '.$frame_name.' ('.$source_data_array['interpolationmethod'].') (valid = 0 or 1)'; } else { $framedata .= chr($source_data_array['interpolationmethod']); $framedata .= str_replace("\x00", '', $source_data_array['description'])."\x00"; foreach ($source_data_array['data'] as $key => $val) { $framedata .= getid3_lib::BigEndian2String(intval(round($key * 2)), 2, false); $framedata .= getid3_lib::BigEndian2String($val, 2, false, true); // signed 16-bit } } break; case 'EQUA': // 4.12 EQUA Equalisation (ID3v2.3 only) // Adjustment bits $xx // This is followed by 2 bytes + ('adjustment bits' rounded up to the // nearest byte) for every equalisation band in the following format, // giving a frequency range of 0 - 32767Hz: // Increment/decrement %x (MSB of the Frequency) // Frequency (lower 15 bits) // Adjustment $xx (xx ...) if (!$this->IsWithinBitRange($source_data_array['bitsvolume'], 8, false)) { $this->errors[] = 'Invalid Adjustment Bits byte in '.$frame_name.' ('.$source_data_array['bitsvolume'].') (range = 1 to 255)'; } else { $framedata .= chr($source_data_array['adjustmentbits']); foreach ($source_data_array as $key => $val) { if ($key != 'bitsvolume') { if (($key > 32767) || ($key < 0)) { $this->errors[] = 'Invalid Frequency in '.$frame_name.' ('.$key.') (range = 0 to 32767)'; } else { if ($val >= 0) { // put MSB of frequency to 1 if increment, 0 if decrement $key |= 0x8000; } $framedata .= getid3_lib::BigEndian2String($key, 2, false); $framedata .= getid3_lib::BigEndian2String($val, ceil($source_data_array['adjustmentbits'] / 8), false); } } } } break; case 'RVRB': // 4.13 RVRB Reverb // Reverb left (ms) $xx xx // Reverb right (ms) $xx xx // Reverb bounces, left $xx // Reverb bounces, right $xx // Reverb feedback, left to left $xx // Reverb feedback, left to right $xx // Reverb feedback, right to right $xx // Reverb feedback, right to left $xx // Premix left to right $xx // Premix right to left $xx if (!$this->IsWithinBitRange($source_data_array['left'], 16, false)) { $this->errors[] = 'Invalid Reverb Left in '.$frame_name.' ('.$source_data_array['left'].') (range = 0 to 65535)'; } elseif (!$this->IsWithinBitRange($source_data_array['right'], 16, false)) { $this->errors[] = 'Invalid Reverb Left in '.$frame_name.' ('.$source_data_array['right'].') (range = 0 to 65535)'; } elseif (!$this->IsWithinBitRange($source_data_array['bouncesL'], 8, false)) { $this->errors[] = 'Invalid Reverb Bounces, Left in '.$frame_name.' ('.$source_data_array['bouncesL'].') (range = 0 to 255)'; } elseif (!$this->IsWithinBitRange($source_data_array['bouncesR'], 8, false)) { $this->errors[] = 'Invalid Reverb Bounces, Right in '.$frame_name.' ('.$source_data_array['bouncesR'].') (range = 0 to 255)'; } elseif (!$this->IsWithinBitRange($source_data_array['feedbackLL'], 8, false)) { $this->errors[] = 'Invalid Reverb Feedback, Left-To-Left in '.$frame_name.' ('.$source_data_array['feedbackLL'].') (range = 0 to 255)'; } elseif (!$this->IsWithinBitRange($source_data_array['feedbackLR'], 8, false)) { $this->errors[] = 'Invalid Reverb Feedback, Left-To-Right in '.$frame_name.' ('.$source_data_array['feedbackLR'].') (range = 0 to 255)'; } elseif (!$this->IsWithinBitRange($source_data_array['feedbackRR'], 8, false)) { $this->errors[] = 'Invalid Reverb Feedback, Right-To-Right in '.$frame_name.' ('.$source_data_array['feedbackRR'].') (range = 0 to 255)'; } elseif (!$this->IsWithinBitRange($source_data_array['feedbackRL'], 8, false)) { $this->errors[] = 'Invalid Reverb Feedback, Right-To-Left in '.$frame_name.' ('.$source_data_array['feedbackRL'].') (range = 0 to 255)'; } elseif (!$this->IsWithinBitRange($source_data_array['premixLR'], 8, false)) { $this->errors[] = 'Invalid Premix, Left-To-Right in '.$frame_name.' ('.$source_data_array['premixLR'].') (range = 0 to 255)'; } elseif (!$this->IsWithinBitRange($source_data_array['premixRL'], 8, false)) { $this->errors[] = 'Invalid Premix, Right-To-Left in '.$frame_name.' ('.$source_data_array['premixRL'].') (range = 0 to 255)'; } else { $framedata .= getid3_lib::BigEndian2String($source_data_array['left'], 2, false); $framedata .= getid3_lib::BigEndian2String($source_data_array['right'], 2, false); $framedata .= chr($source_data_array['bouncesL']); $framedata .= chr($source_data_array['bouncesR']); $framedata .= chr($source_data_array['feedbackLL']); $framedata .= chr($source_data_array['feedbackLR']); $framedata .= chr($source_data_array['feedbackRR']); $framedata .= chr($source_data_array['feedbackRL']); $framedata .= chr($source_data_array['premixLR']); $framedata .= chr($source_data_array['premixRL']); } break; case 'APIC': // 4.14 APIC Attached picture // Text encoding $xx // MIME type <text string> $00 // Picture type $xx // Description <text string according to encoding> $00 (00) // Picture data <binary data> $source_data_array['encodingid'] = (isset($source_data_array['encodingid']) ? $source_data_array['encodingid'] : $this->id3v2_default_encodingid); if (!$this->ID3v2IsValidTextEncoding($source_data_array['encodingid'])) { $this->errors[] = 'Invalid Text Encoding in '.$frame_name.' ('.$source_data_array['encodingid'].') for ID3v2.'.$this->majorversion; } elseif (!$this->ID3v2IsValidAPICpicturetype($source_data_array['picturetypeid'])) { $this->errors[] = 'Invalid Picture Type byte in '.$frame_name.' ('.$source_data_array['picturetypeid'].') for ID3v2.'.$this->majorversion; } elseif (($this->majorversion >= 3) && (!$this->ID3v2IsValidAPICimageformat($source_data_array['mime']))) { $this->errors[] = 'Invalid MIME Type in '.$frame_name.' ('.$source_data_array['mime'].') for ID3v2.'.$this->majorversion; } elseif (($source_data_array['mime'] == '-->') && (!$this->IsValidURL($source_data_array['data'], false, false))) { //$this->errors[] = 'Invalid URL in '.$frame_name.' ('.$source_data_array['data'].')'; // probably should be an error, need to rewrite IsValidURL() to handle other encodings $this->warnings[] = 'Invalid URL in '.$frame_name.' ('.$source_data_array['data'].')'; } else { $framedata .= chr($source_data_array['encodingid']); $framedata .= str_replace("\x00", '', $source_data_array['mime'])."\x00"; $framedata .= chr($source_data_array['picturetypeid']); $framedata .= (!empty($source_data_array['description']) ? $source_data_array['description'] : '').getid3_id3v2::TextEncodingTerminatorLookup($source_data_array['encodingid']); $framedata .= $source_data_array['data']; } break; case 'GEOB': // 4.15 GEOB General encapsulated object // Text encoding $xx // MIME type <text string> $00 // Filename <text string according to encoding> $00 (00) // Content description <text string according to encoding> $00 (00) // Encapsulated object <binary data> $source_data_array['encodingid'] = (isset($source_data_array['encodingid']) ? $source_data_array['encodingid'] : $this->id3v2_default_encodingid); if (!$this->ID3v2IsValidTextEncoding($source_data_array['encodingid'])) { $this->errors[] = 'Invalid Text Encoding in '.$frame_name.' ('.$source_data_array['encodingid'].') for ID3v2.'.$this->majorversion; } elseif (!$this->IsValidMIMEstring($source_data_array['mime'])) { $this->errors[] = 'Invalid MIME Type in '.$frame_name.' ('.$source_data_array['mime'].')'; } elseif (!$source_data_array['description']) { $this->errors[] = 'Missing Description in '.$frame_name; } else { $framedata .= chr($source_data_array['encodingid']); $framedata .= str_replace("\x00", '', $source_data_array['mime'])."\x00"; $framedata .= $source_data_array['filename'].getid3_id3v2::TextEncodingTerminatorLookup($source_data_array['encodingid']); $framedata .= $source_data_array['description'].getid3_id3v2::TextEncodingTerminatorLookup($source_data_array['encodingid']); $framedata .= $source_data_array['data']; } break; case 'PCNT': // 4.16 PCNT Play counter // When the counter reaches all one's, one byte is inserted in // front of the counter thus making the counter eight bits bigger // Counter $xx xx xx xx (xx ...) $framedata .= getid3_lib::BigEndian2String($source_data_array['data'], 4, false); break; case 'POPM': // 4.17 POPM Popularimeter // When the counter reaches all one's, one byte is inserted in // front of the counter thus making the counter eight bits bigger // Email to user <text string> $00 // Rating $xx // Counter $xx xx xx xx (xx ...) if (!$this->IsWithinBitRange($source_data_array['rating'], 8, false)) { $this->errors[] = 'Invalid Rating byte in '.$frame_name.' ('.$source_data_array['rating'].') (range = 0 to 255)'; } elseif (!$this->IsValidEmail($source_data_array['email'])) { $this->errors[] = 'Invalid Email in '.$frame_name.' ('.$source_data_array['email'].')'; } else { $framedata .= str_replace("\x00", '', $source_data_array['email'])."\x00"; $framedata .= chr($source_data_array['rating']); $framedata .= getid3_lib::BigEndian2String($source_data_array['data'], 4, false); } break; case 'RBUF': // 4.18 RBUF Recommended buffer size // Buffer size $xx xx xx // Embedded info flag %0000000x // Offset to next tag $xx xx xx xx if (!$this->IsWithinBitRange($source_data_array['buffersize'], 24, false)) { $this->errors[] = 'Invalid Buffer Size in '.$frame_name; } elseif (!$this->IsWithinBitRange($source_data_array['nexttagoffset'], 32, false)) { $this->errors[] = 'Invalid Offset To Next Tag in '.$frame_name; } else { $framedata .= getid3_lib::BigEndian2String($source_data_array['buffersize'], 3, false); $flag .= '0000000'; $flag .= $source_data_array['flags']['embededinfo'] ? '1' : '0'; $framedata .= chr(bindec($flag)); $framedata .= getid3_lib::BigEndian2String($source_data_array['nexttagoffset'], 4, false); } break; case 'AENC': // 4.19 AENC Audio encryption // Owner identifier <text string> $00 // Preview start $xx xx // Preview length $xx xx // Encryption info <binary data> if (!$this->IsWithinBitRange($source_data_array['previewstart'], 16, false)) { $this->errors[] = 'Invalid Preview Start in '.$frame_name.' ('.$source_data_array['previewstart'].')'; } elseif (!$this->IsWithinBitRange($source_data_array['previewlength'], 16, false)) { $this->errors[] = 'Invalid Preview Length in '.$frame_name.' ('.$source_data_array['previewlength'].')'; } else { $framedata .= str_replace("\x00", '', $source_data_array['ownerid'])."\x00"; $framedata .= getid3_lib::BigEndian2String($source_data_array['previewstart'], 2, false); $framedata .= getid3_lib::BigEndian2String($source_data_array['previewlength'], 2, false); $framedata .= $source_data_array['encryptioninfo']; } break; case 'LINK': // 4.20 LINK Linked information // Frame identifier $xx xx xx xx // URL <text string> $00 // ID and additional data <text string(s)> if (!getid3_id3v2::IsValidID3v2FrameName($source_data_array['frameid'], $this->majorversion)) { $this->errors[] = 'Invalid Frame Identifier in '.$frame_name.' ('.$source_data_array['frameid'].')'; } elseif (!$this->IsValidURL($source_data_array['data'], true, false)) { //$this->errors[] = 'Invalid URL in '.$frame_name.' ('.$source_data_array['data'].')'; // probably should be an error, need to rewrite IsValidURL() to handle other encodings $this->warnings[] = 'Invalid URL in '.$frame_name.' ('.$source_data_array['data'].')'; } elseif ((($source_data_array['frameid'] == 'AENC') || ($source_data_array['frameid'] == 'APIC') || ($source_data_array['frameid'] == 'GEOB') || ($source_data_array['frameid'] == 'TXXX')) && ($source_data_array['additionaldata'] == '')) { $this->errors[] = 'Content Descriptor must be specified as additional data for Frame Identifier of '.$source_data_array['frameid'].' in '.$frame_name; } elseif (($source_data_array['frameid'] == 'USER') && (getid3_id3v2::LanguageLookup($source_data_array['additionaldata'], true) == '')) { $this->errors[] = 'Language must be specified as additional data for Frame Identifier of '.$source_data_array['frameid'].' in '.$frame_name; } elseif (($source_data_array['frameid'] == 'PRIV') && ($source_data_array['additionaldata'] == '')) { $this->errors[] = 'Owner Identifier must be specified as additional data for Frame Identifier of '.$source_data_array['frameid'].' in '.$frame_name; } elseif ((($source_data_array['frameid'] == 'COMM') || ($source_data_array['frameid'] == 'SYLT') || ($source_data_array['frameid'] == 'USLT')) && ((getid3_id3v2::LanguageLookup(substr($source_data_array['additionaldata'], 0, 3), true) == '') || (substr($source_data_array['additionaldata'], 3) == ''))) { $this->errors[] = 'Language followed by Content Descriptor must be specified as additional data for Frame Identifier of '.$source_data_array['frameid'].' in '.$frame_name; } else { $framedata .= $source_data_array['frameid']; $framedata .= str_replace("\x00", '', $source_data_array['data'])."\x00"; switch ($source_data_array['frameid']) { case 'COMM': case 'SYLT': case 'USLT': case 'PRIV': case 'USER': case 'AENC': case 'APIC': case 'GEOB': case 'TXXX': $framedata .= $source_data_array['additionaldata']; break; case 'ASPI': case 'ETCO': case 'EQU2': case 'MCID': case 'MLLT': case 'OWNE': case 'RVA2': case 'RVRB': case 'SYTC': case 'IPLS': case 'RVAD': case 'EQUA': // no additional data required break; case 'RBUF': if ($this->majorversion == 3) { // no additional data required } else { $this->errors[] = $source_data_array['frameid'].' is not a valid Frame Identifier in '.$frame_name.' (in ID3v2.'.$this->majorversion.')'; } default: if ((substr($source_data_array['frameid'], 0, 1) == 'T') || (substr($source_data_array['frameid'], 0, 1) == 'W')) { // no additional data required } else { $this->errors[] = $source_data_array['frameid'].' is not a valid Frame Identifier in '.$frame_name.' (in ID3v2.'.$this->majorversion.')'; } break; } } break; case 'POSS': // 4.21 POSS Position synchronisation frame (ID3v2.3+ only) // Time stamp format $xx // Position $xx (xx ...) if (($source_data_array['timestampformat'] < 1) || ($source_data_array['timestampformat'] > 2)) { $this->errors[] = 'Invalid Time Stamp Format in '.$frame_name.' ('.$source_data_array['timestampformat'].') (valid = 1 or 2)'; } elseif (!$this->IsWithinBitRange($source_data_array['position'], 32, false)) { $this->errors[] = 'Invalid Position in '.$frame_name.' ('.$source_data_array['position'].') (range = 0 to 4294967295)'; } else { $framedata .= chr($source_data_array['timestampformat']); $framedata .= getid3_lib::BigEndian2String($source_data_array['position'], 4, false); } break; case 'USER': // 4.22 USER Terms of use (ID3v2.3+ only) // Text encoding $xx // Language $xx xx xx // The actual text <text string according to encoding> $source_data_array['encodingid'] = (isset($source_data_array['encodingid']) ? $source_data_array['encodingid'] : $this->id3v2_default_encodingid); if (!$this->ID3v2IsValidTextEncoding($source_data_array['encodingid'])) { $this->errors[] = 'Invalid Text Encoding in '.$frame_name.' ('.$source_data_array['encodingid'].')'; } elseif (getid3_id3v2::LanguageLookup($source_data_array['language'], true) == '') { $this->errors[] = 'Invalid Language in '.$frame_name.' ('.$source_data_array['language'].')'; } else { $framedata .= chr($source_data_array['encodingid']); $framedata .= strtolower($source_data_array['language']); $framedata .= $source_data_array['data']; } break; case 'OWNE': // 4.23 OWNE Ownership frame (ID3v2.3+ only) // Text encoding $xx // Price paid <text string> $00 // Date of purch. <text string> // Seller <text string according to encoding> $source_data_array['encodingid'] = (isset($source_data_array['encodingid']) ? $source_data_array['encodingid'] : $this->id3v2_default_encodingid); if (!$this->ID3v2IsValidTextEncoding($source_data_array['encodingid'])) { $this->errors[] = 'Invalid Text Encoding in '.$frame_name.' ('.$source_data_array['encodingid'].')'; } elseif (!$this->IsANumber($source_data_array['pricepaid']['value'], false)) { $this->errors[] = 'Invalid Price Paid in '.$frame_name.' ('.$source_data_array['pricepaid']['value'].')'; } elseif (!$this->IsValidDateStampString($source_data_array['purchasedate'])) { $this->errors[] = 'Invalid Date Of Purchase in '.$frame_name.' ('.$source_data_array['purchasedate'].') (format = YYYYMMDD)'; } else { $framedata .= chr($source_data_array['encodingid']); $framedata .= str_replace("\x00", '', $source_data_array['pricepaid']['value'])."\x00"; $framedata .= $source_data_array['purchasedate']; $framedata .= $source_data_array['seller']; } break; case 'COMR': // 4.24 COMR Commercial frame (ID3v2.3+ only) // Text encoding $xx // Price string <text string> $00 // Valid until <text string> // Contact URL <text string> $00 // Received as $xx // Name of seller <text string according to encoding> $00 (00) // Description <text string according to encoding> $00 (00) // Picture MIME type <string> $00 // Seller logo <binary data> $source_data_array['encodingid'] = (isset($source_data_array['encodingid']) ? $source_data_array['encodingid'] : $this->id3v2_default_encodingid); if (!$this->ID3v2IsValidTextEncoding($source_data_array['encodingid'])) { $this->errors[] = 'Invalid Text Encoding in '.$frame_name.' ('.$source_data_array['encodingid'].')'; } elseif (!$this->IsValidDateStampString($source_data_array['pricevaliduntil'])) { $this->errors[] = 'Invalid Valid Until date in '.$frame_name.' ('.$source_data_array['pricevaliduntil'].') (format = YYYYMMDD)'; } elseif (!$this->IsValidURL($source_data_array['contacturl'], false, true)) { $this->errors[] = 'Invalid Contact URL in '.$frame_name.' ('.$source_data_array['contacturl'].') (allowed schemes: http, https, ftp, mailto)'; } elseif (!$this->ID3v2IsValidCOMRreceivedAs($source_data_array['receivedasid'])) { $this->errors[] = 'Invalid Received As byte in '.$frame_name.' ('.$source_data_array['contacturl'].') (range = 0 to 8)'; } elseif (!$this->IsValidMIMEstring($source_data_array['mime'])) { $this->errors[] = 'Invalid MIME Type in '.$frame_name.' ('.$source_data_array['mime'].')'; } else { $framedata .= chr($source_data_array['encodingid']); unset($pricestring); foreach ($source_data_array['price'] as $key => $val) { if ($this->ID3v2IsValidPriceString($key.$val['value'])) { $pricestrings[] = $key.$val['value']; } else { $this->errors[] = 'Invalid Price String in '.$frame_name.' ('.$key.$val['value'].')'; } } $framedata .= implode('/', $pricestrings); $framedata .= $source_data_array['pricevaliduntil']; $framedata .= str_replace("\x00", '', $source_data_array['contacturl'])."\x00"; $framedata .= chr($source_data_array['receivedasid']); $framedata .= $source_data_array['sellername'].getid3_id3v2::TextEncodingTerminatorLookup($source_data_array['encodingid']); $framedata .= $source_data_array['description'].getid3_id3v2::TextEncodingTerminatorLookup($source_data_array['encodingid']); $framedata .= $source_data_array['mime']."\x00"; $framedata .= $source_data_array['logo']; } break; case 'ENCR': // 4.25 ENCR Encryption method registration (ID3v2.3+ only) // Owner identifier <text string> $00 // Method symbol $xx // Encryption data <binary data> if (!$this->IsWithinBitRange($source_data_array['methodsymbol'], 8, false)) { $this->errors[] = 'Invalid Group Symbol in '.$frame_name.' ('.$source_data_array['methodsymbol'].') (range = 0 to 255)'; } else { $framedata .= str_replace("\x00", '', $source_data_array['ownerid'])."\x00"; $framedata .= ord($source_data_array['methodsymbol']); $framedata .= $source_data_array['data']; } break; case 'GRID': // 4.26 GRID Group identification registration (ID3v2.3+ only) // Owner identifier <text string> $00 // Group symbol $xx // Group dependent data <binary data> if (!$this->IsWithinBitRange($source_data_array['groupsymbol'], 8, false)) { $this->errors[] = 'Invalid Group Symbol in '.$frame_name.' ('.$source_data_array['groupsymbol'].') (range = 0 to 255)'; } else { $framedata .= str_replace("\x00", '', $source_data_array['ownerid'])."\x00"; $framedata .= ord($source_data_array['groupsymbol']); $framedata .= $source_data_array['data']; } break; case 'PRIV': // 4.27 PRIV Private frame (ID3v2.3+ only) // Owner identifier <text string> $00 // The private data <binary data> $framedata .= str_replace("\x00", '', $source_data_array['ownerid'])."\x00"; $framedata .= $source_data_array['data']; break; case 'SIGN': // 4.28 SIGN Signature frame (ID3v2.4+ only) // Group symbol $xx // Signature <binary data> if (!$this->IsWithinBitRange($source_data_array['groupsymbol'], 8, false)) { $this->errors[] = 'Invalid Group Symbol in '.$frame_name.' ('.$source_data_array['groupsymbol'].') (range = 0 to 255)'; } else { $framedata .= ord($source_data_array['groupsymbol']); $framedata .= $source_data_array['data']; } break; case 'SEEK': // 4.29 SEEK Seek frame (ID3v2.4+ only) // Minimum offset to next tag $xx xx xx xx if (!$this->IsWithinBitRange($source_data_array['data'], 32, false)) { $this->errors[] = 'Invalid Minimum Offset in '.$frame_name.' ('.$source_data_array['data'].') (range = 0 to 4294967295)'; } else { $framedata .= getid3_lib::BigEndian2String($source_data_array['data'], 4, false); } break; case 'ASPI': // 4.30 ASPI Audio seek point index (ID3v2.4+ only) // Indexed data start (S) $xx xx xx xx // Indexed data length (L) $xx xx xx xx // Number of index points (N) $xx xx // Bits per index point (b) $xx // Then for every index point the following data is included: // Fraction at index (Fi) $xx (xx) if (!$this->IsWithinBitRange($source_data_array['datastart'], 32, false)) { $this->errors[] = 'Invalid Indexed Data Start in '.$frame_name.' ('.$source_data_array['datastart'].') (range = 0 to 4294967295)'; } elseif (!$this->IsWithinBitRange($source_data_array['datalength'], 32, false)) { $this->errors[] = 'Invalid Indexed Data Length in '.$frame_name.' ('.$source_data_array['datalength'].') (range = 0 to 4294967295)'; } elseif (!$this->IsWithinBitRange($source_data_array['indexpoints'], 16, false)) { $this->errors[] = 'Invalid Number Of Index Points in '.$frame_name.' ('.$source_data_array['indexpoints'].') (range = 0 to 65535)'; } elseif (!$this->IsWithinBitRange($source_data_array['bitsperpoint'], 8, false)) { $this->errors[] = 'Invalid Bits Per Index Point in '.$frame_name.' ('.$source_data_array['bitsperpoint'].') (range = 0 to 255)'; } elseif ($source_data_array['indexpoints'] != count($source_data_array['indexes'])) { $this->errors[] = 'Number Of Index Points does not match actual supplied data in '.$frame_name; } else { $framedata .= getid3_lib::BigEndian2String($source_data_array['datastart'], 4, false); $framedata .= getid3_lib::BigEndian2String($source_data_array['datalength'], 4, false); $framedata .= getid3_lib::BigEndian2String($source_data_array['indexpoints'], 2, false); $framedata .= getid3_lib::BigEndian2String($source_data_array['bitsperpoint'], 1, false); foreach ($source_data_array['indexes'] as $key => $val) { $framedata .= getid3_lib::BigEndian2String($val, ceil($source_data_array['bitsperpoint'] / 8), false); } } break; case 'RGAD': // RGAD Replay Gain Adjustment // http://privatewww.essex.ac.uk/~djmrob/replaygain/ // Peak Amplitude $xx $xx $xx $xx // Radio Replay Gain Adjustment %aaabbbcd %dddddddd // Audiophile Replay Gain Adjustment %aaabbbcd %dddddddd // a - name code // b - originator code // c - sign bit // d - replay gain adjustment if (($source_data_array['track_adjustment'] > 51) || ($source_data_array['track_adjustment'] < -51)) { $this->errors[] = 'Invalid Track Adjustment in '.$frame_name.' ('.$source_data_array['track_adjustment'].') (range = -51.0 to +51.0)'; } elseif (($source_data_array['album_adjustment'] > 51) || ($source_data_array['album_adjustment'] < -51)) { $this->errors[] = 'Invalid Album Adjustment in '.$frame_name.' ('.$source_data_array['album_adjustment'].') (range = -51.0 to +51.0)'; } elseif (!$this->ID3v2IsValidRGADname($source_data_array['raw']['track_name'])) { $this->errors[] = 'Invalid Track Name Code in '.$frame_name.' ('.$source_data_array['raw']['track_name'].') (range = 0 to 2)'; } elseif (!$this->ID3v2IsValidRGADname($source_data_array['raw']['album_name'])) { $this->errors[] = 'Invalid Album Name Code in '.$frame_name.' ('.$source_data_array['raw']['album_name'].') (range = 0 to 2)'; } elseif (!$this->ID3v2IsValidRGADoriginator($source_data_array['raw']['track_originator'])) { $this->errors[] = 'Invalid Track Originator Code in '.$frame_name.' ('.$source_data_array['raw']['track_originator'].') (range = 0 to 3)'; } elseif (!$this->ID3v2IsValidRGADoriginator($source_data_array['raw']['album_originator'])) { $this->errors[] = 'Invalid Album Originator Code in '.$frame_name.' ('.$source_data_array['raw']['album_originator'].') (range = 0 to 3)'; } else { $framedata .= getid3_lib::Float2String($source_data_array['peakamplitude'], 32); $framedata .= getid3_lib::RGADgainString($source_data_array['raw']['track_name'], $source_data_array['raw']['track_originator'], $source_data_array['track_adjustment']); $framedata .= getid3_lib::RGADgainString($source_data_array['raw']['album_name'], $source_data_array['raw']['album_originator'], $source_data_array['album_adjustment']); } break; default: if ((($this->majorversion == 2) && (strlen($frame_name) != 3)) || (($this->majorversion > 2) && (strlen($frame_name) != 4))) { $this->errors[] = 'Invalid frame name "'.$frame_name.'" for ID3v2.'.$this->majorversion; } elseif ($frame_name{0} == 'T') { // 4.2. T??? Text information frames // Text encoding $xx // Information <text string(s) according to encoding> $source_data_array['encodingid'] = (isset($source_data_array['encodingid']) ? $source_data_array['encodingid'] : $this->id3v2_default_encodingid); if (!$this->ID3v2IsValidTextEncoding($source_data_array['encodingid'])) { $this->errors[] = 'Invalid Text Encoding in '.$frame_name.' ('.$source_data_array['encodingid'].') for ID3v2.'.$this->majorversion; } else { $framedata .= chr($source_data_array['encodingid']); $framedata .= $source_data_array['data']; } } elseif ($frame_name{0} == 'W') { // 4.3. W??? URL link frames // URL <text string> if (!$this->IsValidURL($source_data_array['data'], false, false)) { //$this->errors[] = 'Invalid URL in '.$frame_name.' ('.$source_data_array['data'].')'; // probably should be an error, need to rewrite IsValidURL() to handle other encodings $this->warnings[] = 'Invalid URL in '.$frame_name.' ('.$source_data_array['data'].')'; } else { $framedata .= $source_data_array['data']; } } else { $this->errors[] = $frame_name.' not yet supported in $this->GenerateID3v2FrameData()'; } break; } } if (!empty($this->errors)) { return false; } return $framedata; } public function ID3v2FrameIsAllowed($frame_name, $source_data_array) { static $PreviousFrames = array(); if ($frame_name === null) { // if the writing functions are called multiple times, the static array needs to be // cleared - this can be done by calling $this->ID3v2FrameIsAllowed(null, '') $PreviousFrames = array(); return true; } if ($this->majorversion == 4) { switch ($frame_name) { case 'UFID': case 'AENC': case 'ENCR': case 'GRID': if (!isset($source_data_array['ownerid'])) { $this->errors[] = '[ownerid] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['ownerid'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same OwnerID ('.$source_data_array['ownerid'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['ownerid']; } break; case 'TXXX': case 'WXXX': case 'RVA2': case 'EQU2': case 'APIC': case 'GEOB': if (!isset($source_data_array['description'])) { $this->errors[] = '[description] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['description'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same Description ('.$source_data_array['description'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['description']; } break; case 'USER': if (!isset($source_data_array['language'])) { $this->errors[] = '[language] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['language'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same Language ('.$source_data_array['language'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['language']; } break; case 'USLT': case 'SYLT': case 'COMM': if (!isset($source_data_array['language'])) { $this->errors[] = '[language] not specified for '.$frame_name; } elseif (!isset($source_data_array['description'])) { $this->errors[] = '[description] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['language'].$source_data_array['description'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same Language + Description ('.$source_data_array['language'].' + '.$source_data_array['description'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['language'].$source_data_array['description']; } break; case 'POPM': if (!isset($source_data_array['email'])) { $this->errors[] = '[email] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['email'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same Email ('.$source_data_array['email'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['email']; } break; case 'IPLS': case 'MCDI': case 'ETCO': case 'MLLT': case 'SYTC': case 'RVRB': case 'PCNT': case 'RBUF': case 'POSS': case 'OWNE': case 'SEEK': case 'ASPI': case 'RGAD': if (in_array($frame_name, $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed'; } else { $PreviousFrames[] = $frame_name; } break; case 'LINK': // this isn't implemented quite right (yet) - it should check the target frame data for compliance // but right now it just allows one linked frame of each type, to be safe. if (!isset($source_data_array['frameid'])) { $this->errors[] = '[frameid] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['frameid'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same FrameID ('.$source_data_array['frameid'].')'; } elseif (in_array($source_data_array['frameid'], $PreviousFrames)) { // no links to singleton tags $this->errors[] = 'Cannot specify a '.$frame_name.' tag to a singleton tag that already exists ('.$source_data_array['frameid'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['frameid']; // only one linked tag of this type $PreviousFrames[] = $source_data_array['frameid']; // no non-linked singleton tags of this type } break; case 'COMR': // There may be more than one 'commercial frame' in a tag, but no two may be identical // Checking isn't implemented at all (yet) - just assumes that it's OK. break; case 'PRIV': case 'SIGN': if (!isset($source_data_array['ownerid'])) { $this->errors[] = '[ownerid] not specified for '.$frame_name; } elseif (!isset($source_data_array['data'])) { $this->errors[] = '[data] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['ownerid'].$source_data_array['data'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same OwnerID + Data ('.$source_data_array['ownerid'].' + '.$source_data_array['data'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['ownerid'].$source_data_array['data']; } break; default: if (($frame_name{0} != 'T') && ($frame_name{0} != 'W')) { $this->errors[] = 'Frame not allowed in ID3v2.'.$this->majorversion.': '.$frame_name; } break; } } elseif ($this->majorversion == 3) { switch ($frame_name) { case 'UFID': case 'AENC': case 'ENCR': case 'GRID': if (!isset($source_data_array['ownerid'])) { $this->errors[] = '[ownerid] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['ownerid'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same OwnerID ('.$source_data_array['ownerid'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['ownerid']; } break; case 'TXXX': case 'WXXX': case 'APIC': case 'GEOB': if (!isset($source_data_array['description'])) { $this->errors[] = '[description] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['description'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same Description ('.$source_data_array['description'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['description']; } break; case 'USER': if (!isset($source_data_array['language'])) { $this->errors[] = '[language] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['language'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same Language ('.$source_data_array['language'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['language']; } break; case 'USLT': case 'SYLT': case 'COMM': if (!isset($source_data_array['language'])) { $this->errors[] = '[language] not specified for '.$frame_name; } elseif (!isset($source_data_array['description'])) { $this->errors[] = '[description] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['language'].$source_data_array['description'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same Language + Description ('.$source_data_array['language'].' + '.$source_data_array['description'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['language'].$source_data_array['description']; } break; case 'POPM': if (!isset($source_data_array['email'])) { $this->errors[] = '[email] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['email'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same Email ('.$source_data_array['email'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['email']; } break; case 'IPLS': case 'MCDI': case 'ETCO': case 'MLLT': case 'SYTC': case 'RVAD': case 'EQUA': case 'RVRB': case 'PCNT': case 'RBUF': case 'POSS': case 'OWNE': case 'RGAD': if (in_array($frame_name, $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed'; } else { $PreviousFrames[] = $frame_name; } break; case 'LINK': // this isn't implemented quite right (yet) - it should check the target frame data for compliance // but right now it just allows one linked frame of each type, to be safe. if (!isset($source_data_array['frameid'])) { $this->errors[] = '[frameid] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['frameid'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same FrameID ('.$source_data_array['frameid'].')'; } elseif (in_array($source_data_array['frameid'], $PreviousFrames)) { // no links to singleton tags $this->errors[] = 'Cannot specify a '.$frame_name.' tag to a singleton tag that already exists ('.$source_data_array['frameid'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['frameid']; // only one linked tag of this type $PreviousFrames[] = $source_data_array['frameid']; // no non-linked singleton tags of this type } break; case 'COMR': // There may be more than one 'commercial frame' in a tag, but no two may be identical // Checking isn't implemented at all (yet) - just assumes that it's OK. break; case 'PRIV': if (!isset($source_data_array['ownerid'])) { $this->errors[] = '[ownerid] not specified for '.$frame_name; } elseif (!isset($source_data_array['data'])) { $this->errors[] = '[data] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['ownerid'].$source_data_array['data'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same OwnerID + Data ('.$source_data_array['ownerid'].' + '.$source_data_array['data'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['ownerid'].$source_data_array['data']; } break; default: if (($frame_name{0} != 'T') && ($frame_name{0} != 'W')) { $this->errors[] = 'Frame not allowed in ID3v2.'.$this->majorversion.': '.$frame_name; } break; } } elseif ($this->majorversion == 2) { switch ($frame_name) { case 'UFI': case 'CRM': case 'CRA': if (!isset($source_data_array['ownerid'])) { $this->errors[] = '[ownerid] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['ownerid'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same OwnerID ('.$source_data_array['ownerid'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['ownerid']; } break; case 'TXX': case 'WXX': case 'PIC': case 'GEO': if (!isset($source_data_array['description'])) { $this->errors[] = '[description] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['description'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same Description ('.$source_data_array['description'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['description']; } break; case 'ULT': case 'SLT': case 'COM': if (!isset($source_data_array['language'])) { $this->errors[] = '[language] not specified for '.$frame_name; } elseif (!isset($source_data_array['description'])) { $this->errors[] = '[description] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['language'].$source_data_array['description'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same Language + Description ('.$source_data_array['language'].' + '.$source_data_array['description'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['language'].$source_data_array['description']; } break; case 'POP': if (!isset($source_data_array['email'])) { $this->errors[] = '[email] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['email'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same Email ('.$source_data_array['email'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['email']; } break; case 'IPL': case 'MCI': case 'ETC': case 'MLL': case 'STC': case 'RVA': case 'EQU': case 'REV': case 'CNT': case 'BUF': if (in_array($frame_name, $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed'; } else { $PreviousFrames[] = $frame_name; } break; case 'LNK': // this isn't implemented quite right (yet) - it should check the target frame data for compliance // but right now it just allows one linked frame of each type, to be safe. if (!isset($source_data_array['frameid'])) { $this->errors[] = '[frameid] not specified for '.$frame_name; } elseif (in_array($frame_name.$source_data_array['frameid'], $PreviousFrames)) { $this->errors[] = 'Only one '.$frame_name.' tag allowed with the same FrameID ('.$source_data_array['frameid'].')'; } elseif (in_array($source_data_array['frameid'], $PreviousFrames)) { // no links to singleton tags $this->errors[] = 'Cannot specify a '.$frame_name.' tag to a singleton tag that already exists ('.$source_data_array['frameid'].')'; } else { $PreviousFrames[] = $frame_name.$source_data_array['frameid']; // only one linked tag of this type $PreviousFrames[] = $source_data_array['frameid']; // no non-linked singleton tags of this type } break; default: if (($frame_name{0} != 'T') && ($frame_name{0} != 'W')) { $this->errors[] = 'Frame not allowed in ID3v2.'.$this->majorversion.': '.$frame_name; } break; } } if (!empty($this->errors)) { return false; } return true; } public function GenerateID3v2Tag($noerrorsonly=true) { $this->ID3v2FrameIsAllowed(null, ''); // clear static array in case this isn't the first call to $this->GenerateID3v2Tag() $tagstring = ''; if (is_array($this->tag_data)) { foreach ($this->tag_data as $frame_name => $frame_rawinputdata) { foreach ($frame_rawinputdata as $irrelevantindex => $source_data_array) { if (getid3_id3v2::IsValidID3v2FrameName($frame_name, $this->majorversion)) { unset($frame_length); unset($frame_flags); $frame_data = false; if ($this->ID3v2FrameIsAllowed($frame_name, $source_data_array)) { if(array_key_exists('description', $source_data_array) && array_key_exists('encodingid', $source_data_array) && array_key_exists('encoding', $this->tag_data)) { $source_data_array['description'] = getid3_lib::iconv_fallback($this->tag_data['encoding'], $source_data_array['encoding'], $source_data_array['description']); } if ($frame_data = $this->GenerateID3v2FrameData($frame_name, $source_data_array)) { $FrameUnsynchronisation = false; if ($this->majorversion >= 4) { // frame-level unsynchronisation $unsynchdata = $frame_data; if ($this->id3v2_use_unsynchronisation) { $unsynchdata = $this->Unsynchronise($frame_data); } if (strlen($unsynchdata) != strlen($frame_data)) { // unsynchronisation needed $FrameUnsynchronisation = true; $frame_data = $unsynchdata; if (isset($TagUnsynchronisation) && $TagUnsynchronisation === false) { // only set to true if ALL frames are unsynchronised } else { $TagUnsynchronisation = true; } } else { if (isset($TagUnsynchronisation)) { $TagUnsynchronisation = false; } } unset($unsynchdata); $frame_length = getid3_lib::BigEndian2String(strlen($frame_data), 4, true); } else { $frame_length = getid3_lib::BigEndian2String(strlen($frame_data), 4, false); } $frame_flags = $this->GenerateID3v2FrameFlags($this->ID3v2FrameFlagsLookupTagAlter($frame_name), $this->ID3v2FrameFlagsLookupFileAlter($frame_name), false, false, false, false, $FrameUnsynchronisation, false); } } else { $this->errors[] = 'Frame "'.$frame_name.'" is NOT allowed'; } if ($frame_data === false) { $this->errors[] = '$this->GenerateID3v2FrameData() failed for "'.$frame_name.'"'; if ($noerrorsonly) { return false; } else { unset($frame_name); } } } else { // ignore any invalid frame names, including 'title', 'header', etc $this->warnings[] = 'Ignoring invalid ID3v2 frame type: "'.$frame_name.'"'; unset($frame_name); unset($frame_length); unset($frame_flags); unset($frame_data); } if (isset($frame_name) && isset($frame_length) && isset($frame_flags) && isset($frame_data)) { $tagstring .= $frame_name.$frame_length.$frame_flags.$frame_data; } } } if (!isset($TagUnsynchronisation)) { $TagUnsynchronisation = false; } if (($this->majorversion <= 3) && $this->id3v2_use_unsynchronisation) { // tag-level unsynchronisation $unsynchdata = $this->Unsynchronise($tagstring); if (strlen($unsynchdata) != strlen($tagstring)) { // unsynchronisation needed $TagUnsynchronisation = true; $tagstring = $unsynchdata; } } while ($this->paddedlength < (strlen($tagstring) + getid3_id3v2::ID3v2HeaderLength($this->majorversion))) { $this->paddedlength += 1024; } $footer = false; // ID3v2 footers not yet supported in getID3() if (!$footer && ($this->paddedlength > (strlen($tagstring) + getid3_id3v2::ID3v2HeaderLength($this->majorversion)))) { // pad up to $paddedlength bytes if unpadded tag is shorter than $paddedlength // "Furthermore it MUST NOT have any padding when a tag footer is added to the tag." if (($this->paddedlength - strlen($tagstring) - getid3_id3v2::ID3v2HeaderLength($this->majorversion)) > 0) { $tagstring .= str_repeat("\x00", $this->paddedlength - strlen($tagstring) - getid3_id3v2::ID3v2HeaderLength($this->majorversion)); } } if ($this->id3v2_use_unsynchronisation && (substr($tagstring, strlen($tagstring) - 1, 1) == "\xFF")) { // special unsynchronisation case: // if last byte == $FF then appended a $00 $TagUnsynchronisation = true; $tagstring .= "\x00"; } $tagheader = 'ID3'; $tagheader .= chr($this->majorversion); $tagheader .= chr($this->minorversion); $tagheader .= $this->GenerateID3v2TagFlags(array('unsynchronisation'=>$TagUnsynchronisation)); $tagheader .= getid3_lib::BigEndian2String(strlen($tagstring), 4, true); return $tagheader.$tagstring; } $this->errors[] = 'tag_data is not an array in GenerateID3v2Tag()'; return false; } public function ID3v2IsValidPriceString($pricestring) { if (getid3_id3v2::LanguageLookup(substr($pricestring, 0, 3), true) == '') { return false; } elseif (!$this->IsANumber(substr($pricestring, 3), true)) { return false; } return true; } public function ID3v2FrameFlagsLookupTagAlter($framename) { // unfinished switch ($framename) { case 'RGAD': $allow = true; default: $allow = false; break; } return $allow; } public function ID3v2FrameFlagsLookupFileAlter($framename) { // unfinished switch ($framename) { case 'RGAD': return false; break; default: return false; break; } } public function ID3v2IsValidETCOevent($eventid) { if (($eventid < 0) || ($eventid > 0xFF)) { // outside range of 1 byte return false; } elseif (($eventid >= 0xF0) && ($eventid <= 0xFC)) { // reserved for future use return false; } elseif (($eventid >= 0x17) && ($eventid <= 0xDF)) { // reserved for future use return false; } elseif (($eventid >= 0x0E) && ($eventid <= 0x16) && ($this->majorversion == 2)) { // not defined in ID3v2.2 return false; } elseif (($eventid >= 0x15) && ($eventid <= 0x16) && ($this->majorversion == 3)) { // not defined in ID3v2.3 return false; } return true; } public function ID3v2IsValidSYLTtype($contenttype) { if (($contenttype >= 0) && ($contenttype <= 8) && ($this->majorversion == 4)) { return true; } elseif (($contenttype >= 0) && ($contenttype <= 6) && ($this->majorversion == 3)) { return true; } return false; } public function ID3v2IsValidRVA2channeltype($channeltype) { if (($channeltype >= 0) && ($channeltype <= 8) && ($this->majorversion == 4)) { return true; } return false; } public function ID3v2IsValidAPICpicturetype($picturetype) { if (($picturetype >= 0) && ($picturetype <= 0x14) && ($this->majorversion >= 2) && ($this->majorversion <= 4)) { return true; } return false; } public function ID3v2IsValidAPICimageformat($imageformat) { if ($imageformat == '-->') { return true; } elseif ($this->majorversion == 2) { if ((strlen($imageformat) == 3) && ($imageformat == strtoupper($imageformat))) { return true; } } elseif (($this->majorversion == 3) || ($this->majorversion == 4)) { if ($this->IsValidMIMEstring($imageformat)) { return true; } } return false; } public function ID3v2IsValidCOMRreceivedAs($receivedas) { if (($this->majorversion >= 3) && ($receivedas >= 0) && ($receivedas <= 8)) { return true; } return false; } public static function ID3v2IsValidRGADname($RGADname) { if (($RGADname >= 0) && ($RGADname <= 2)) { return true; } return false; } public static function ID3v2IsValidRGADoriginator($RGADoriginator) { if (($RGADoriginator >= 0) && ($RGADoriginator <= 3)) { return true; } return false; } public function ID3v2IsValidTextEncoding($textencodingbyte) { // 0 = ISO-8859-1 // 1 = UTF-16 with BOM // 2 = UTF-16BE without BOM // 3 = UTF-8 static $ID3v2IsValidTextEncoding_cache = array( 2 => array(true, true), // ID3v2.2 - allow 0=ISO-8859-1, 1=UTF-16 3 => array(true, true), // ID3v2.3 - allow 0=ISO-8859-1, 1=UTF-16 4 => array(true, true, true, true), // ID3v2.4 - allow 0=ISO-8859-1, 1=UTF-16, 2=UTF-16BE, 3=UTF-8 ); return isset($ID3v2IsValidTextEncoding_cache[$this->majorversion][$textencodingbyte]); } public static function Unsynchronise($data) { // Whenever a false synchronisation is found within the tag, one zeroed // byte is inserted after the first false synchronisation byte. The // format of a correct sync that should be altered by ID3 encoders is as // follows: // %11111111 111xxxxx // And should be replaced with: // %11111111 00000000 111xxxxx // This has the side effect that all $FF 00 combinations have to be // altered, so they won't be affected by the decoding process. Therefore // all the $FF 00 combinations have to be replaced with the $FF 00 00 // combination during the unsynchronisation. $data = str_replace("\xFF\x00", "\xFF\x00\x00", $data); $unsyncheddata = ''; $datalength = strlen($data); for ($i = 0; $i < $datalength; $i++) { $thischar = $data{$i}; $unsyncheddata .= $thischar; if ($thischar == "\xFF") { $nextchar = ord($data{$i + 1}); if (($nextchar & 0xE0) == 0xE0) { // previous byte = 11111111, this byte = 111????? $unsyncheddata .= "\x00"; } } } return $unsyncheddata; } public function is_hash($var) { // written by dev-nullØchristophe*vg // taken from http://www.php.net/manual/en/function.array-merge-recursive.php if (is_array($var)) { $keys = array_keys($var); $all_num = true; for ($i = 0; $i < count($keys); $i++) { if (is_string($keys[$i])) { return true; } } } return false; } public function array_join_merge($arr1, $arr2) { // written by dev-nullØchristophe*vg // taken from http://www.php.net/manual/en/function.array-merge-recursive.php if (is_array($arr1) && is_array($arr2)) { // the same -> merge $new_array = array(); if ($this->is_hash($arr1) && $this->is_hash($arr2)) { // hashes -> merge based on keys $keys = array_merge(array_keys($arr1), array_keys($arr2)); foreach ($keys as $key) { $new_array[$key] = $this->array_join_merge((isset($arr1[$key]) ? $arr1[$key] : ''), (isset($arr2[$key]) ? $arr2[$key] : '')); } } else { // two real arrays -> merge $new_array = array_reverse(array_unique(array_reverse(array_merge($arr1, $arr2)))); } return $new_array; } else { // not the same ... take new one if defined, else the old one stays return $arr2 ? $arr2 : $arr1; } } public static function IsValidMIMEstring($mimestring) { return preg_match('#^.+/.+$#', $mimestring); } public static function IsWithinBitRange($number, $maxbits, $signed=false) { if ($signed) { if (($number > (0 - pow(2, $maxbits - 1))) && ($number <= pow(2, $maxbits - 1))) { return true; } } else { if (($number >= 0) && ($number <= pow(2, $maxbits))) { return true; } } return false; } public static function IsValidEmail($email) { if (function_exists('filter_var')) { return filter_var($email, FILTER_VALIDATE_EMAIL); } // VERY crude email validation return preg_match('#^[^ ]+@[a-z\\-\\.]+\\.[a-z]{2,}$#', $email); } public static function IsValidURL($url, $allowUserPass=false) { if ($url == '') { return false; } if ($allowUserPass !== true) { if (strstr($url, '@')) { // in the format http://user:pass@example.com or http://user@example.com // but could easily be somebody incorrectly entering an email address in place of a URL return false; } } // 2016-06-08: relax URL checking to avoid falsely rejecting valid URLs, leave URL validation to the user // http://www.getid3.org/phpBB3/viewtopic.php?t=1926 return true; /* if ($parts = $this->safe_parse_url($url)) { if (($parts['scheme'] != 'http') && ($parts['scheme'] != 'https') && ($parts['scheme'] != 'ftp') && ($parts['scheme'] != 'gopher')) { return false; } elseif (!preg_match('#^[[:alnum:]]([-.]?[0-9a-z])*\\.[a-z]{2,3}$#i', $parts['host'], $regs) && !preg_match('#^[0-9]{1,3}(\\.[0-9]{1,3}){3}$#', $parts['host'])) { return false; } elseif (!preg_match('#^([[:alnum:]-]|[\\_])*$#i', $parts['user'], $regs)) { return false; } elseif (!preg_match('#^([[:alnum:]-]|[\\_])*$#i', $parts['pass'], $regs)) { return false; } elseif (!preg_match('#^[[:alnum:]/_\\.@~-]*$#i', $parts['path'], $regs)) { return false; } elseif (!empty($parts['query']) && !preg_match('#^[[:alnum:]?&=+:;_()%\\#/,\\.-]*$#i', $parts['query'], $regs)) { return false; } else { return true; } } return false; */ } public static function safe_parse_url($url) { $parts = @parse_url($url); $parts['scheme'] = (isset($parts['scheme']) ? $parts['scheme'] : ''); $parts['host'] = (isset($parts['host']) ? $parts['host'] : ''); $parts['user'] = (isset($parts['user']) ? $parts['user'] : ''); $parts['pass'] = (isset($parts['pass']) ? $parts['pass'] : ''); $parts['path'] = (isset($parts['path']) ? $parts['path'] : ''); $parts['query'] = (isset($parts['query']) ? $parts['query'] : ''); return $parts; } public static function ID3v2ShortFrameNameLookup($majorversion, $long_description) { $long_description = str_replace(' ', '_', strtolower(trim($long_description))); static $ID3v2ShortFrameNameLookup = array(); if (empty($ID3v2ShortFrameNameLookup)) { // The following are unique to ID3v2.2 $ID3v2ShortFrameNameLookup[2]['recommended_buffer_size'] = 'BUF'; $ID3v2ShortFrameNameLookup[2]['comment'] = 'COM'; $ID3v2ShortFrameNameLookup[2]['audio_encryption'] = 'CRA'; $ID3v2ShortFrameNameLookup[2]['encrypted_meta_frame'] = 'CRM'; $ID3v2ShortFrameNameLookup[2]['equalisation'] = 'EQU'; $ID3v2ShortFrameNameLookup[2]['event_timing_codes'] = 'ETC'; $ID3v2ShortFrameNameLookup[2]['general_encapsulated_object'] = 'GEO'; $ID3v2ShortFrameNameLookup[2]['involved_people_list'] = 'IPL'; $ID3v2ShortFrameNameLookup[2]['linked_information'] = 'LNK'; $ID3v2ShortFrameNameLookup[2]['music_cd_identifier'] = 'MCI'; $ID3v2ShortFrameNameLookup[2]['mpeg_location_lookup_table'] = 'MLL'; $ID3v2ShortFrameNameLookup[2]['attached_picture'] = 'PIC'; $ID3v2ShortFrameNameLookup[2]['popularimeter'] = 'POP'; $ID3v2ShortFrameNameLookup[2]['reverb'] = 'REV'; $ID3v2ShortFrameNameLookup[2]['relative_volume_adjustment'] = 'RVA'; $ID3v2ShortFrameNameLookup[2]['synchronised_lyric'] = 'SLT'; $ID3v2ShortFrameNameLookup[2]['synchronised_tempo_codes'] = 'STC'; $ID3v2ShortFrameNameLookup[2]['album'] = 'TAL'; $ID3v2ShortFrameNameLookup[2]['beats_per_minute'] = 'TBP'; $ID3v2ShortFrameNameLookup[2]['bpm'] = 'TBP'; $ID3v2ShortFrameNameLookup[2]['composer'] = 'TCM'; $ID3v2ShortFrameNameLookup[2]['genre'] = 'TCO'; $ID3v2ShortFrameNameLookup[2]['part_of_a_compilation'] = 'TCP'; $ID3v2ShortFrameNameLookup[2]['copyright_message'] = 'TCR'; $ID3v2ShortFrameNameLookup[2]['date'] = 'TDA'; $ID3v2ShortFrameNameLookup[2]['playlist_delay'] = 'TDY'; $ID3v2ShortFrameNameLookup[2]['encoded_by'] = 'TEN'; $ID3v2ShortFrameNameLookup[2]['file_type'] = 'TFT'; $ID3v2ShortFrameNameLookup[2]['time'] = 'TIM'; $ID3v2ShortFrameNameLookup[2]['initial_key'] = 'TKE'; $ID3v2ShortFrameNameLookup[2]['language'] = 'TLA'; $ID3v2ShortFrameNameLookup[2]['length'] = 'TLE'; $ID3v2ShortFrameNameLookup[2]['media_type'] = 'TMT'; $ID3v2ShortFrameNameLookup[2]['original_artist'] = 'TOA'; $ID3v2ShortFrameNameLookup[2]['original_filename'] = 'TOF'; $ID3v2ShortFrameNameLookup[2]['original_lyricist'] = 'TOL'; $ID3v2ShortFrameNameLookup[2]['original_year'] = 'TOR'; $ID3v2ShortFrameNameLookup[2]['original_album'] = 'TOT'; $ID3v2ShortFrameNameLookup[2]['artist'] = 'TP1'; $ID3v2ShortFrameNameLookup[2]['band'] = 'TP2'; $ID3v2ShortFrameNameLookup[2]['conductor'] = 'TP3'; $ID3v2ShortFrameNameLookup[2]['remixer'] = 'TP4'; $ID3v2ShortFrameNameLookup[2]['part_of_a_set'] = 'TPA'; $ID3v2ShortFrameNameLookup[2]['publisher'] = 'TPB'; $ID3v2ShortFrameNameLookup[2]['isrc'] = 'TRC'; $ID3v2ShortFrameNameLookup[2]['recording_dates'] = 'TRD'; $ID3v2ShortFrameNameLookup[2]['tracknumber'] = 'TRK'; $ID3v2ShortFrameNameLookup[2]['track_number'] = 'TRK'; $ID3v2ShortFrameNameLookup[2]['album_artist_sort_order'] = 'TS2'; $ID3v2ShortFrameNameLookup[2]['album_sort_order'] = 'TSA'; $ID3v2ShortFrameNameLookup[2]['composer_sort_order'] = 'TSC'; $ID3v2ShortFrameNameLookup[2]['size'] = 'TSI'; $ID3v2ShortFrameNameLookup[2]['performer_sort_order'] = 'TSP'; $ID3v2ShortFrameNameLookup[2]['encoder_settings'] = 'TSS'; $ID3v2ShortFrameNameLookup[2]['title_sort_order'] = 'TST'; $ID3v2ShortFrameNameLookup[2]['content_group_description'] = 'TT1'; $ID3v2ShortFrameNameLookup[2]['title'] = 'TT2'; $ID3v2ShortFrameNameLookup[2]['subtitle'] = 'TT3'; $ID3v2ShortFrameNameLookup[2]['lyricist'] = 'TXT'; $ID3v2ShortFrameNameLookup[2]['text'] = 'TXX'; $ID3v2ShortFrameNameLookup[2]['year'] = 'TYE'; $ID3v2ShortFrameNameLookup[2]['unique_file_identifier'] = 'UFI'; $ID3v2ShortFrameNameLookup[2]['unsychronised_lyric'] = 'ULT'; $ID3v2ShortFrameNameLookup[2]['url_file'] = 'WAF'; $ID3v2ShortFrameNameLookup[2]['url_artist'] = 'WAR'; $ID3v2ShortFrameNameLookup[2]['url_source'] = 'WAS'; $ID3v2ShortFrameNameLookup[2]['commercial_information'] = 'WCM'; $ID3v2ShortFrameNameLookup[2]['copyright'] = 'WCP'; $ID3v2ShortFrameNameLookup[2]['url_publisher'] = 'WPB'; $ID3v2ShortFrameNameLookup[2]['url_user'] = 'WXX'; // The following are common to ID3v2.3 and ID3v2.4 $ID3v2ShortFrameNameLookup[3]['audio_encryption'] = 'AENC'; $ID3v2ShortFrameNameLookup[3]['attached_picture'] = 'APIC'; $ID3v2ShortFrameNameLookup[3]['picture'] = 'APIC'; $ID3v2ShortFrameNameLookup[3]['comment'] = 'COMM'; $ID3v2ShortFrameNameLookup[3]['commercial_frame'] = 'COMR'; $ID3v2ShortFrameNameLookup[3]['encryption_method_registration'] = 'ENCR'; $ID3v2ShortFrameNameLookup[3]['event_timing_codes'] = 'ETCO'; $ID3v2ShortFrameNameLookup[3]['general_encapsulated_object'] = 'GEOB'; $ID3v2ShortFrameNameLookup[3]['group_identification_registration'] = 'GRID'; $ID3v2ShortFrameNameLookup[3]['linked_information'] = 'LINK'; $ID3v2ShortFrameNameLookup[3]['music_cd_identifier'] = 'MCDI'; $ID3v2ShortFrameNameLookup[3]['mpeg_location_lookup_table'] = 'MLLT'; $ID3v2ShortFrameNameLookup[3]['ownership_frame'] = 'OWNE'; $ID3v2ShortFrameNameLookup[3]['play_counter'] = 'PCNT'; $ID3v2ShortFrameNameLookup[3]['popularimeter'] = 'POPM'; $ID3v2ShortFrameNameLookup[3]['position_synchronisation_frame'] = 'POSS'; $ID3v2ShortFrameNameLookup[3]['private_frame'] = 'PRIV'; $ID3v2ShortFrameNameLookup[3]['recommended_buffer_size'] = 'RBUF'; $ID3v2ShortFrameNameLookup[3]['replay_gain_adjustment'] = 'RGAD'; $ID3v2ShortFrameNameLookup[3]['reverb'] = 'RVRB'; $ID3v2ShortFrameNameLookup[3]['synchronised_lyric'] = 'SYLT'; $ID3v2ShortFrameNameLookup[3]['synchronised_tempo_codes'] = 'SYTC'; $ID3v2ShortFrameNameLookup[3]['album'] = 'TALB'; $ID3v2ShortFrameNameLookup[3]['beats_per_minute'] = 'TBPM'; $ID3v2ShortFrameNameLookup[3]['bpm'] = 'TBPM'; $ID3v2ShortFrameNameLookup[3]['part_of_a_compilation'] = 'TCMP'; $ID3v2ShortFrameNameLookup[3]['composer'] = 'TCOM'; $ID3v2ShortFrameNameLookup[3]['genre'] = 'TCON'; $ID3v2ShortFrameNameLookup[3]['copyright_message'] = 'TCOP'; $ID3v2ShortFrameNameLookup[3]['playlist_delay'] = 'TDLY'; $ID3v2ShortFrameNameLookup[3]['encoded_by'] = 'TENC'; $ID3v2ShortFrameNameLookup[3]['lyricist'] = 'TEXT'; $ID3v2ShortFrameNameLookup[3]['file_type'] = 'TFLT'; $ID3v2ShortFrameNameLookup[3]['content_group_description'] = 'TIT1'; $ID3v2ShortFrameNameLookup[3]['title'] = 'TIT2'; $ID3v2ShortFrameNameLookup[3]['subtitle'] = 'TIT3'; $ID3v2ShortFrameNameLookup[3]['initial_key'] = 'TKEY'; $ID3v2ShortFrameNameLookup[3]['language'] = 'TLAN'; $ID3v2ShortFrameNameLookup[3]['length'] = 'TLEN'; $ID3v2ShortFrameNameLookup[3]['media_type'] = 'TMED'; $ID3v2ShortFrameNameLookup[3]['original_album'] = 'TOAL'; $ID3v2ShortFrameNameLookup[3]['original_filename'] = 'TOFN'; $ID3v2ShortFrameNameLookup[3]['original_lyricist'] = 'TOLY'; $ID3v2ShortFrameNameLookup[3]['original_artist'] = 'TOPE'; $ID3v2ShortFrameNameLookup[3]['file_owner'] = 'TOWN'; $ID3v2ShortFrameNameLookup[3]['artist'] = 'TPE1'; $ID3v2ShortFrameNameLookup[3]['band'] = 'TPE2'; $ID3v2ShortFrameNameLookup[3]['conductor'] = 'TPE3'; $ID3v2ShortFrameNameLookup[3]['remixer'] = 'TPE4'; $ID3v2ShortFrameNameLookup[3]['part_of_a_set'] = 'TPOS'; $ID3v2ShortFrameNameLookup[3]['publisher'] = 'TPUB'; $ID3v2ShortFrameNameLookup[3]['tracknumber'] = 'TRCK'; $ID3v2ShortFrameNameLookup[3]['track_number'] = 'TRCK'; $ID3v2ShortFrameNameLookup[3]['internet_radio_station_name'] = 'TRSN'; $ID3v2ShortFrameNameLookup[3]['internet_radio_station_owner'] = 'TRSO'; $ID3v2ShortFrameNameLookup[3]['album_artist_sort_order'] = 'TSO2'; $ID3v2ShortFrameNameLookup[3]['album_sort_order'] = 'TSOA'; $ID3v2ShortFrameNameLookup[3]['composer_sort_order'] = 'TSOC'; $ID3v2ShortFrameNameLookup[3]['performer_sort_order'] = 'TSOP'; $ID3v2ShortFrameNameLookup[3]['title_sort_order'] = 'TSOT'; $ID3v2ShortFrameNameLookup[3]['isrc'] = 'TSRC'; $ID3v2ShortFrameNameLookup[3]['encoder_settings'] = 'TSSE'; $ID3v2ShortFrameNameLookup[3]['text'] = 'TXXX'; $ID3v2ShortFrameNameLookup[3]['unique_file_identifier'] = 'UFID'; $ID3v2ShortFrameNameLookup[3]['terms_of_use'] = 'USER'; $ID3v2ShortFrameNameLookup[3]['unsychronised_lyric'] = 'USLT'; $ID3v2ShortFrameNameLookup[3]['commercial_information'] = 'WCOM'; $ID3v2ShortFrameNameLookup[3]['copyright'] = 'WCOP'; $ID3v2ShortFrameNameLookup[3]['url_file'] = 'WOAF'; $ID3v2ShortFrameNameLookup[3]['url_artist'] = 'WOAR'; $ID3v2ShortFrameNameLookup[3]['url_source'] = 'WOAS'; $ID3v2ShortFrameNameLookup[3]['url_station'] = 'WORS'; $ID3v2ShortFrameNameLookup[3]['url_payment'] = 'WPAY'; $ID3v2ShortFrameNameLookup[3]['url_publisher'] = 'WPUB'; $ID3v2ShortFrameNameLookup[3]['url_user'] = 'WXXX'; // The above are common to ID3v2.3 and ID3v2.4 // so copy them to ID3v2.4 before adding specifics for 2.3 and 2.4 $ID3v2ShortFrameNameLookup[4] = $ID3v2ShortFrameNameLookup[3]; // The following are unique to ID3v2.3 $ID3v2ShortFrameNameLookup[3]['equalisation'] = 'EQUA'; $ID3v2ShortFrameNameLookup[3]['involved_people_list'] = 'IPLS'; $ID3v2ShortFrameNameLookup[3]['relative_volume_adjustment'] = 'RVAD'; $ID3v2ShortFrameNameLookup[3]['date'] = 'TDAT'; $ID3v2ShortFrameNameLookup[3]['time'] = 'TIME'; $ID3v2ShortFrameNameLookup[3]['original_year'] = 'TORY'; $ID3v2ShortFrameNameLookup[3]['recording_dates'] = 'TRDA'; $ID3v2ShortFrameNameLookup[3]['size'] = 'TSIZ'; $ID3v2ShortFrameNameLookup[3]['year'] = 'TYER'; // The following are unique to ID3v2.4 $ID3v2ShortFrameNameLookup[4]['audio_seek_point_index'] = 'ASPI'; $ID3v2ShortFrameNameLookup[4]['equalisation'] = 'EQU2'; $ID3v2ShortFrameNameLookup[4]['relative_volume_adjustment'] = 'RVA2'; $ID3v2ShortFrameNameLookup[4]['seek_frame'] = 'SEEK'; $ID3v2ShortFrameNameLookup[4]['signature_frame'] = 'SIGN'; $ID3v2ShortFrameNameLookup[4]['encoding_time'] = 'TDEN'; $ID3v2ShortFrameNameLookup[4]['original_release_time'] = 'TDOR'; $ID3v2ShortFrameNameLookup[4]['recording_time'] = 'TDRC'; $ID3v2ShortFrameNameLookup[4]['release_time'] = 'TDRL'; $ID3v2ShortFrameNameLookup[4]['tagging_time'] = 'TDTG'; $ID3v2ShortFrameNameLookup[4]['involved_people_list'] = 'TIPL'; $ID3v2ShortFrameNameLookup[4]['musician_credits_list'] = 'TMCL'; $ID3v2ShortFrameNameLookup[4]['mood'] = 'TMOO'; $ID3v2ShortFrameNameLookup[4]['produced_notice'] = 'TPRO'; $ID3v2ShortFrameNameLookup[4]['album_sort_order'] = 'TSOA'; $ID3v2ShortFrameNameLookup[4]['performer_sort_order'] = 'TSOP'; $ID3v2ShortFrameNameLookup[4]['title_sort_order'] = 'TSOT'; $ID3v2ShortFrameNameLookup[4]['set_subtitle'] = 'TSST'; } return (isset($ID3v2ShortFrameNameLookup[$majorversion][strtolower($long_description)]) ? $ID3v2ShortFrameNameLookup[$majorversion][strtolower($long_description)] : ''); } }