3895 líneas
151 KiB
PHP
3895 líneas
151 KiB
PHP
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<?php
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/////////////////////////////////////////////////////////////////
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/// getID3() by James Heinrich <info@getid3.org> //
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// available at https://github.com/JamesHeinrich/getID3 //
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// or https://www.getid3.org //
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// or http://getid3.sourceforge.net //
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// see readme.txt for more details //
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/////////////////////////////////////////////////////////////////
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/// //
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// module.tag.id3v2.php //
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// module for analyzing ID3v2 tags //
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// dependencies: module.tag.id3v1.php //
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// ///
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/////////////////////////////////////////////////////////////////
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if (!defined('GETID3_INCLUDEPATH')) { // prevent path-exposing attacks that access modules directly on public webservers
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exit;
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}
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getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.tag.id3v1.php', __FILE__, true);
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class getid3_id3v2 extends getid3_handler
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{
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public $StartingOffset = 0;
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/**
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* @return bool
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*/
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public function Analyze() {
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$info = &$this->getid3->info;
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// Overall tag structure:
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// +-----------------------------+
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// | Header (10 bytes) |
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// +-----------------------------+
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// | Extended Header |
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// | (variable length, OPTIONAL) |
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// +-----------------------------+
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// | Frames (variable length) |
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// +-----------------------------+
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// | Padding |
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// | (variable length, OPTIONAL) |
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// +-----------------------------+
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// | Footer (10 bytes, OPTIONAL) |
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// +-----------------------------+
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// Header
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// ID3v2/file identifier "ID3"
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// ID3v2 version $04 00
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// ID3v2 flags (%ab000000 in v2.2, %abc00000 in v2.3, %abcd0000 in v2.4.x)
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// ID3v2 size 4 * %0xxxxxxx
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// shortcuts
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$info['id3v2']['header'] = true;
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$thisfile_id3v2 = &$info['id3v2'];
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$thisfile_id3v2['flags'] = array();
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$thisfile_id3v2_flags = &$thisfile_id3v2['flags'];
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$this->fseek($this->StartingOffset);
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$header = $this->fread(10);
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if (substr($header, 0, 3) == 'ID3' && strlen($header) == 10) {
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$thisfile_id3v2['majorversion'] = ord($header[3]);
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$thisfile_id3v2['minorversion'] = ord($header[4]);
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// shortcut
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$id3v2_majorversion = &$thisfile_id3v2['majorversion'];
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} else {
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unset($info['id3v2']);
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return false;
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}
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if ($id3v2_majorversion > 4) { // this script probably won't correctly parse ID3v2.5.x and above (if it ever exists)
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$this->error('this script only parses up to ID3v2.4.x - this tag is ID3v2.'.$id3v2_majorversion.'.'.$thisfile_id3v2['minorversion']);
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return false;
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}
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$id3_flags = ord($header[5]);
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switch ($id3v2_majorversion) {
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case 2:
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// %ab000000 in v2.2
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$thisfile_id3v2_flags['unsynch'] = (bool) ($id3_flags & 0x80); // a - Unsynchronisation
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$thisfile_id3v2_flags['compression'] = (bool) ($id3_flags & 0x40); // b - Compression
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break;
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case 3:
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// %abc00000 in v2.3
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$thisfile_id3v2_flags['unsynch'] = (bool) ($id3_flags & 0x80); // a - Unsynchronisation
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$thisfile_id3v2_flags['exthead'] = (bool) ($id3_flags & 0x40); // b - Extended header
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$thisfile_id3v2_flags['experim'] = (bool) ($id3_flags & 0x20); // c - Experimental indicator
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break;
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case 4:
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// %abcd0000 in v2.4
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$thisfile_id3v2_flags['unsynch'] = (bool) ($id3_flags & 0x80); // a - Unsynchronisation
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$thisfile_id3v2_flags['exthead'] = (bool) ($id3_flags & 0x40); // b - Extended header
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$thisfile_id3v2_flags['experim'] = (bool) ($id3_flags & 0x20); // c - Experimental indicator
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$thisfile_id3v2_flags['isfooter'] = (bool) ($id3_flags & 0x10); // d - Footer present
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break;
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}
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$thisfile_id3v2['headerlength'] = getid3_lib::BigEndian2Int(substr($header, 6, 4), 1) + 10; // length of ID3v2 tag in 10-byte header doesn't include 10-byte header length
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$thisfile_id3v2['tag_offset_start'] = $this->StartingOffset;
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$thisfile_id3v2['tag_offset_end'] = $thisfile_id3v2['tag_offset_start'] + $thisfile_id3v2['headerlength'];
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// create 'encoding' key - used by getid3::HandleAllTags()
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// in ID3v2 every field can have it's own encoding type
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// so force everything to UTF-8 so it can be handled consistantly
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$thisfile_id3v2['encoding'] = 'UTF-8';
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// Frames
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// All ID3v2 frames consists of one frame header followed by one or more
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// fields containing the actual information. The header is always 10
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// bytes and laid out as follows:
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//
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// Frame ID $xx xx xx xx (four characters)
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// Size 4 * %0xxxxxxx
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// Flags $xx xx
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$sizeofframes = $thisfile_id3v2['headerlength'] - 10; // not including 10-byte initial header
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if (!empty($thisfile_id3v2['exthead']['length'])) {
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$sizeofframes -= ($thisfile_id3v2['exthead']['length'] + 4);
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}
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if (!empty($thisfile_id3v2_flags['isfooter'])) {
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$sizeofframes -= 10; // footer takes last 10 bytes of ID3v2 header, after frame data, before audio
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}
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if ($sizeofframes > 0) {
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$framedata = $this->fread($sizeofframes); // read all frames from file into $framedata variable
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// if entire frame data is unsynched, de-unsynch it now (ID3v2.3.x)
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if (!empty($thisfile_id3v2_flags['unsynch']) && ($id3v2_majorversion <= 3)) {
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$framedata = $this->DeUnsynchronise($framedata);
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}
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// [in ID3v2.4.0] Unsynchronisation [S:6.1] is done on frame level, instead
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// of on tag level, making it easier to skip frames, increasing the streamability
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// of the tag. The unsynchronisation flag in the header [S:3.1] indicates that
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// there exists an unsynchronised frame, while the new unsynchronisation flag in
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// the frame header [S:4.1.2] indicates unsynchronisation.
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//$framedataoffset = 10 + ($thisfile_id3v2['exthead']['length'] ? $thisfile_id3v2['exthead']['length'] + 4 : 0); // how many bytes into the stream - start from after the 10-byte header (and extended header length+4, if present)
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$framedataoffset = 10; // how many bytes into the stream - start from after the 10-byte header
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// Extended Header
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if (!empty($thisfile_id3v2_flags['exthead'])) {
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$extended_header_offset = 0;
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if ($id3v2_majorversion == 3) {
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// v2.3 definition:
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//Extended header size $xx xx xx xx // 32-bit integer
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//Extended Flags $xx xx
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// %x0000000 %00000000 // v2.3
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// x - CRC data present
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//Size of padding $xx xx xx xx
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$thisfile_id3v2['exthead']['length'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 4), 0);
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$extended_header_offset += 4;
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$thisfile_id3v2['exthead']['flag_bytes'] = 2;
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$thisfile_id3v2['exthead']['flag_raw'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, $thisfile_id3v2['exthead']['flag_bytes']));
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$extended_header_offset += $thisfile_id3v2['exthead']['flag_bytes'];
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$thisfile_id3v2['exthead']['flags']['crc'] = (bool) ($thisfile_id3v2['exthead']['flag_raw'] & 0x8000);
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$thisfile_id3v2['exthead']['padding_size'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 4));
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$extended_header_offset += 4;
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if ($thisfile_id3v2['exthead']['flags']['crc']) {
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$thisfile_id3v2['exthead']['flag_data']['crc'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 4));
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$extended_header_offset += 4;
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}
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$extended_header_offset += $thisfile_id3v2['exthead']['padding_size'];
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} elseif ($id3v2_majorversion == 4) {
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// v2.4 definition:
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//Extended header size 4 * %0xxxxxxx // 28-bit synchsafe integer
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//Number of flag bytes $01
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//Extended Flags $xx
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// %0bcd0000 // v2.4
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// b - Tag is an update
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// Flag data length $00
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// c - CRC data present
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// Flag data length $05
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// Total frame CRC 5 * %0xxxxxxx
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// d - Tag restrictions
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// Flag data length $01
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$thisfile_id3v2['exthead']['length'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 4), true);
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$extended_header_offset += 4;
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$thisfile_id3v2['exthead']['flag_bytes'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 1)); // should always be 1
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$extended_header_offset += 1;
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$thisfile_id3v2['exthead']['flag_raw'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, $thisfile_id3v2['exthead']['flag_bytes']));
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$extended_header_offset += $thisfile_id3v2['exthead']['flag_bytes'];
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$thisfile_id3v2['exthead']['flags']['update'] = (bool) ($thisfile_id3v2['exthead']['flag_raw'] & 0x40);
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$thisfile_id3v2['exthead']['flags']['crc'] = (bool) ($thisfile_id3v2['exthead']['flag_raw'] & 0x20);
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$thisfile_id3v2['exthead']['flags']['restrictions'] = (bool) ($thisfile_id3v2['exthead']['flag_raw'] & 0x10);
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if ($thisfile_id3v2['exthead']['flags']['update']) {
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$ext_header_chunk_length = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 1)); // should be 0
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$extended_header_offset += 1;
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}
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if ($thisfile_id3v2['exthead']['flags']['crc']) {
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$ext_header_chunk_length = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 1)); // should be 5
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$extended_header_offset += 1;
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$thisfile_id3v2['exthead']['flag_data']['crc'] = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, $ext_header_chunk_length), true, false);
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$extended_header_offset += $ext_header_chunk_length;
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}
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if ($thisfile_id3v2['exthead']['flags']['restrictions']) {
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$ext_header_chunk_length = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 1)); // should be 1
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$extended_header_offset += 1;
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// %ppqrrstt
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$restrictions_raw = getid3_lib::BigEndian2Int(substr($framedata, $extended_header_offset, 1));
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$extended_header_offset += 1;
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$thisfile_id3v2['exthead']['flags']['restrictions']['tagsize'] = ($restrictions_raw & 0xC0) >> 6; // p - Tag size restrictions
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$thisfile_id3v2['exthead']['flags']['restrictions']['textenc'] = ($restrictions_raw & 0x20) >> 5; // q - Text encoding restrictions
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$thisfile_id3v2['exthead']['flags']['restrictions']['textsize'] = ($restrictions_raw & 0x18) >> 3; // r - Text fields size restrictions
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$thisfile_id3v2['exthead']['flags']['restrictions']['imgenc'] = ($restrictions_raw & 0x04) >> 2; // s - Image encoding restrictions
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$thisfile_id3v2['exthead']['flags']['restrictions']['imgsize'] = ($restrictions_raw & 0x03) >> 0; // t - Image size restrictions
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$thisfile_id3v2['exthead']['flags']['restrictions_text']['tagsize'] = $this->LookupExtendedHeaderRestrictionsTagSizeLimits($thisfile_id3v2['exthead']['flags']['restrictions']['tagsize']);
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$thisfile_id3v2['exthead']['flags']['restrictions_text']['textenc'] = $this->LookupExtendedHeaderRestrictionsTextEncodings($thisfile_id3v2['exthead']['flags']['restrictions']['textenc']);
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$thisfile_id3v2['exthead']['flags']['restrictions_text']['textsize'] = $this->LookupExtendedHeaderRestrictionsTextFieldSize($thisfile_id3v2['exthead']['flags']['restrictions']['textsize']);
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$thisfile_id3v2['exthead']['flags']['restrictions_text']['imgenc'] = $this->LookupExtendedHeaderRestrictionsImageEncoding($thisfile_id3v2['exthead']['flags']['restrictions']['imgenc']);
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$thisfile_id3v2['exthead']['flags']['restrictions_text']['imgsize'] = $this->LookupExtendedHeaderRestrictionsImageSizeSize($thisfile_id3v2['exthead']['flags']['restrictions']['imgsize']);
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}
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if ($thisfile_id3v2['exthead']['length'] != $extended_header_offset) {
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$this->warning('ID3v2.4 extended header length mismatch (expecting '.intval($thisfile_id3v2['exthead']['length']).', found '.intval($extended_header_offset).')');
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}
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}
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$framedataoffset += $extended_header_offset;
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$framedata = substr($framedata, $extended_header_offset);
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} // end extended header
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while (isset($framedata) && (strlen($framedata) > 0)) { // cycle through until no more frame data is left to parse
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if (strlen($framedata) <= $this->ID3v2HeaderLength($id3v2_majorversion)) {
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// insufficient room left in ID3v2 header for actual data - must be padding
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$thisfile_id3v2['padding']['start'] = $framedataoffset;
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$thisfile_id3v2['padding']['length'] = strlen($framedata);
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$thisfile_id3v2['padding']['valid'] = true;
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for ($i = 0; $i < $thisfile_id3v2['padding']['length']; $i++) {
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if ($framedata[$i] != "\x00") {
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$thisfile_id3v2['padding']['valid'] = false;
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$thisfile_id3v2['padding']['errorpos'] = $thisfile_id3v2['padding']['start'] + $i;
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$this->warning('Invalid ID3v2 padding found at offset '.$thisfile_id3v2['padding']['errorpos'].' (the remaining '.($thisfile_id3v2['padding']['length'] - $i).' bytes are considered invalid)');
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break;
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}
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}
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break; // skip rest of ID3v2 header
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}
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$frame_header = null;
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$frame_name = null;
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$frame_size = null;
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$frame_flags = null;
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if ($id3v2_majorversion == 2) {
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// Frame ID $xx xx xx (three characters)
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// Size $xx xx xx (24-bit integer)
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// Flags $xx xx
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$frame_header = substr($framedata, 0, 6); // take next 6 bytes for header
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$framedata = substr($framedata, 6); // and leave the rest in $framedata
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$frame_name = substr($frame_header, 0, 3);
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$frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 3, 3), 0);
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$frame_flags = 0; // not used for anything in ID3v2.2, just set to avoid E_NOTICEs
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} elseif ($id3v2_majorversion > 2) {
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// Frame ID $xx xx xx xx (four characters)
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||
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// Size $xx xx xx xx (32-bit integer in v2.3, 28-bit synchsafe in v2.4+)
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// Flags $xx xx
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$frame_header = substr($framedata, 0, 10); // take next 10 bytes for header
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||
|
|
$framedata = substr($framedata, 10); // and leave the rest in $framedata
|
||
|
|
|
||
|
|
$frame_name = substr($frame_header, 0, 4);
|
||
|
|
if ($id3v2_majorversion == 3) {
|
||
|
|
$frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 4, 4), 0); // 32-bit integer
|
||
|
|
} else { // ID3v2.4+
|
||
|
|
$frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 4, 4), 1); // 32-bit synchsafe integer (28-bit value)
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($frame_size < (strlen($framedata) + 4)) {
|
||
|
|
$nextFrameID = substr($framedata, $frame_size, 4);
|
||
|
|
if ($this->IsValidID3v2FrameName($nextFrameID, $id3v2_majorversion)) {
|
||
|
|
// next frame is OK
|
||
|
|
} elseif (($frame_name == "\x00".'MP3') || ($frame_name == "\x00\x00".'MP') || ($frame_name == ' MP3') || ($frame_name == 'MP3e')) {
|
||
|
|
// MP3ext known broken frames - "ok" for the purposes of this test
|
||
|
|
} elseif (($id3v2_majorversion == 4) && ($this->IsValidID3v2FrameName(substr($framedata, getid3_lib::BigEndian2Int(substr($frame_header, 4, 4), 0), 4), 3))) {
|
||
|
|
$this->warning('ID3v2 tag written as ID3v2.4, but with non-synchsafe integers (ID3v2.3 style). Older versions of (Helium2; iTunes) are known culprits of this. Tag has been parsed as ID3v2.3');
|
||
|
|
$id3v2_majorversion = 3;
|
||
|
|
$frame_size = getid3_lib::BigEndian2Int(substr($frame_header, 4, 4), 0); // 32-bit integer
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
$frame_flags = getid3_lib::BigEndian2Int(substr($frame_header, 8, 2));
|
||
|
|
}
|
||
|
|
|
||
|
|
if ((($id3v2_majorversion == 2) && ($frame_name == "\x00\x00\x00")) || ($frame_name == "\x00\x00\x00\x00")) {
|
||
|
|
// padding encountered
|
||
|
|
|
||
|
|
$thisfile_id3v2['padding']['start'] = $framedataoffset;
|
||
|
|
$thisfile_id3v2['padding']['length'] = strlen($frame_header) + strlen($framedata);
|
||
|
|
$thisfile_id3v2['padding']['valid'] = true;
|
||
|
|
|
||
|
|
$len = strlen($framedata);
|
||
|
|
for ($i = 0; $i < $len; $i++) {
|
||
|
|
if ($framedata[$i] != "\x00") {
|
||
|
|
$thisfile_id3v2['padding']['valid'] = false;
|
||
|
|
$thisfile_id3v2['padding']['errorpos'] = $thisfile_id3v2['padding']['start'] + $i;
|
||
|
|
$this->warning('Invalid ID3v2 padding found at offset '.$thisfile_id3v2['padding']['errorpos'].' (the remaining '.($thisfile_id3v2['padding']['length'] - $i).' bytes are considered invalid)');
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
break; // skip rest of ID3v2 header
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($iTunesBrokenFrameNameFixed = self::ID3v22iTunesBrokenFrameName($frame_name)) {
|
||
|
|
$this->warning('error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag). (ERROR: IsValidID3v2FrameName("'.str_replace("\x00", ' ', $frame_name).'", '.$id3v2_majorversion.'))). [Note: this particular error has been known to happen with tags edited by iTunes (versions "X v2.0.3", "v3.0.1", "v7.0.0.70" are known-guilty, probably others too)]. Translated frame name from "'.str_replace("\x00", ' ', $frame_name).'" to "'.$iTunesBrokenFrameNameFixed.'" for parsing.');
|
||
|
|
$frame_name = $iTunesBrokenFrameNameFixed;
|
||
|
|
}
|
||
|
|
if (($frame_size <= strlen($framedata)) && ($this->IsValidID3v2FrameName($frame_name, $id3v2_majorversion))) {
|
||
|
|
|
||
|
|
$parsedFrame = array();
|
||
|
|
$parsedFrame['frame_name'] = $frame_name;
|
||
|
|
$parsedFrame['frame_flags_raw'] = $frame_flags;
|
||
|
|
$parsedFrame['data'] = substr($framedata, 0, $frame_size);
|
||
|
|
$parsedFrame['datalength'] = getid3_lib::CastAsInt($frame_size);
|
||
|
|
$parsedFrame['dataoffset'] = $framedataoffset;
|
||
|
|
|
||
|
|
$this->ParseID3v2Frame($parsedFrame);
|
||
|
|
$thisfile_id3v2[$frame_name][] = $parsedFrame;
|
||
|
|
|
||
|
|
$framedata = substr($framedata, $frame_size);
|
||
|
|
|
||
|
|
} else { // invalid frame length or FrameID
|
||
|
|
|
||
|
|
if ($frame_size <= strlen($framedata)) {
|
||
|
|
|
||
|
|
if ($this->IsValidID3v2FrameName(substr($framedata, $frame_size, 4), $id3v2_majorversion)) {
|
||
|
|
|
||
|
|
// next frame is valid, just skip the current frame
|
||
|
|
$framedata = substr($framedata, $frame_size);
|
||
|
|
$this->warning('Next ID3v2 frame is valid, skipping current frame.');
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
// next frame is invalid too, abort processing
|
||
|
|
//unset($framedata);
|
||
|
|
$framedata = null;
|
||
|
|
$this->error('Next ID3v2 frame is also invalid, aborting processing.');
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
} elseif ($frame_size == strlen($framedata)) {
|
||
|
|
|
||
|
|
// this is the last frame, just skip
|
||
|
|
$this->warning('This was the last ID3v2 frame.');
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
// next frame is invalid too, abort processing
|
||
|
|
//unset($framedata);
|
||
|
|
$framedata = null;
|
||
|
|
$this->warning('Invalid ID3v2 frame size, aborting.');
|
||
|
|
|
||
|
|
}
|
||
|
|
if (!$this->IsValidID3v2FrameName($frame_name, $id3v2_majorversion)) {
|
||
|
|
|
||
|
|
switch ($frame_name) {
|
||
|
|
case "\x00\x00".'MP':
|
||
|
|
case "\x00".'MP3':
|
||
|
|
case ' MP3':
|
||
|
|
case 'MP3e':
|
||
|
|
case "\x00".'MP':
|
||
|
|
case ' MP':
|
||
|
|
case 'MP3':
|
||
|
|
$this->warning('error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag). (ERROR: !IsValidID3v2FrameName("'.str_replace("\x00", ' ', $frame_name).'", '.$id3v2_majorversion.'))). [Note: this particular error has been known to happen with tags edited by "MP3ext (www.mutschler.de/mp3ext/)"]');
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
$this->warning('error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag). (ERROR: !IsValidID3v2FrameName("'.str_replace("\x00", ' ', $frame_name).'", '.$id3v2_majorversion.'))).');
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
} elseif (!isset($framedata) || ($frame_size > strlen($framedata))) {
|
||
|
|
|
||
|
|
$this->error('error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag). (ERROR: $frame_size ('.$frame_size.') > strlen($framedata) ('.(isset($framedata) ? strlen($framedata) : 'null').')).');
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
$this->error('error parsing "'.$frame_name.'" ('.$framedataoffset.' bytes into the ID3v2.'.$id3v2_majorversion.' tag).');
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
$framedataoffset += ($frame_size + $this->ID3v2HeaderLength($id3v2_majorversion));
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// Footer
|
||
|
|
|
||
|
|
// The footer is a copy of the header, but with a different identifier.
|
||
|
|
// ID3v2 identifier "3DI"
|
||
|
|
// ID3v2 version $04 00
|
||
|
|
// ID3v2 flags %abcd0000
|
||
|
|
// ID3v2 size 4 * %0xxxxxxx
|
||
|
|
|
||
|
|
if (isset($thisfile_id3v2_flags['isfooter']) && $thisfile_id3v2_flags['isfooter']) {
|
||
|
|
$footer = $this->fread(10);
|
||
|
|
if (substr($footer, 0, 3) == '3DI') {
|
||
|
|
$thisfile_id3v2['footer'] = true;
|
||
|
|
$thisfile_id3v2['majorversion_footer'] = ord($footer[3]);
|
||
|
|
$thisfile_id3v2['minorversion_footer'] = ord($footer[4]);
|
||
|
|
}
|
||
|
|
if ($thisfile_id3v2['majorversion_footer'] <= 4) {
|
||
|
|
$id3_flags = ord($footer[5]);
|
||
|
|
$thisfile_id3v2_flags['unsynch_footer'] = (bool) ($id3_flags & 0x80);
|
||
|
|
$thisfile_id3v2_flags['extfoot_footer'] = (bool) ($id3_flags & 0x40);
|
||
|
|
$thisfile_id3v2_flags['experim_footer'] = (bool) ($id3_flags & 0x20);
|
||
|
|
$thisfile_id3v2_flags['isfooter_footer'] = (bool) ($id3_flags & 0x10);
|
||
|
|
|
||
|
|
$thisfile_id3v2['footerlength'] = getid3_lib::BigEndian2Int(substr($footer, 6, 4), 1);
|
||
|
|
}
|
||
|
|
} // end footer
|
||
|
|
|
||
|
|
if (isset($thisfile_id3v2['comments']['genre'])) {
|
||
|
|
$genres = array();
|
||
|
|
foreach ($thisfile_id3v2['comments']['genre'] as $key => $value) {
|
||
|
|
foreach ($this->ParseID3v2GenreString($value) as $genre) {
|
||
|
|
$genres[] = $genre;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$thisfile_id3v2['comments']['genre'] = array_unique($genres);
|
||
|
|
unset($key, $value, $genres, $genre);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (isset($thisfile_id3v2['comments']['track_number'])) {
|
||
|
|
foreach ($thisfile_id3v2['comments']['track_number'] as $key => $value) {
|
||
|
|
if (strstr($value, '/')) {
|
||
|
|
list($thisfile_id3v2['comments']['track_number'][$key], $thisfile_id3v2['comments']['totaltracks'][$key]) = explode('/', $thisfile_id3v2['comments']['track_number'][$key]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!isset($thisfile_id3v2['comments']['year']) && !empty($thisfile_id3v2['comments']['recording_time'][0]) && preg_match('#^([0-9]{4})#', trim($thisfile_id3v2['comments']['recording_time'][0]), $matches)) {
|
||
|
|
$thisfile_id3v2['comments']['year'] = array($matches[1]);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
if (!empty($thisfile_id3v2['TXXX'])) {
|
||
|
|
// MediaMonkey does this, maybe others: write a blank RGAD frame, but put replay-gain adjustment values in TXXX frames
|
||
|
|
foreach ($thisfile_id3v2['TXXX'] as $txxx_array) {
|
||
|
|
switch ($txxx_array['description']) {
|
||
|
|
case 'replaygain_track_gain':
|
||
|
|
if (empty($info['replay_gain']['track']['adjustment']) && !empty($txxx_array['data'])) {
|
||
|
|
$info['replay_gain']['track']['adjustment'] = floatval(trim(str_replace('dB', '', $txxx_array['data'])));
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'replaygain_track_peak':
|
||
|
|
if (empty($info['replay_gain']['track']['peak']) && !empty($txxx_array['data'])) {
|
||
|
|
$info['replay_gain']['track']['peak'] = floatval($txxx_array['data']);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'replaygain_album_gain':
|
||
|
|
if (empty($info['replay_gain']['album']['adjustment']) && !empty($txxx_array['data'])) {
|
||
|
|
$info['replay_gain']['album']['adjustment'] = floatval(trim(str_replace('dB', '', $txxx_array['data'])));
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// Set avdataoffset
|
||
|
|
$info['avdataoffset'] = $thisfile_id3v2['headerlength'];
|
||
|
|
if (isset($thisfile_id3v2['footer'])) {
|
||
|
|
$info['avdataoffset'] += 10;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $genrestring
|
||
|
|
*
|
||
|
|
* @return array
|
||
|
|
*/
|
||
|
|
public function ParseID3v2GenreString($genrestring) {
|
||
|
|
// Parse genres into arrays of genreName and genreID
|
||
|
|
// ID3v2.2.x, ID3v2.3.x: '(21)' or '(4)Eurodisco' or '(51)(39)' or '(55)((I think...)'
|
||
|
|
// ID3v2.4.x: '21' $00 'Eurodisco' $00
|
||
|
|
$clean_genres = array();
|
||
|
|
|
||
|
|
// hack-fixes for some badly-written ID3v2.3 taggers, while trying not to break correctly-written tags
|
||
|
|
if (($this->getid3->info['id3v2']['majorversion'] == 3) && !preg_match('#[\x00]#', $genrestring)) {
|
||
|
|
// note: MusicBrainz Picard incorrectly stores plaintext genres separated by "/" when writing in ID3v2.3 mode, hack-fix here:
|
||
|
|
// replace / with NULL, then replace back the two ID3v1 genres that legitimately have "/" as part of the single genre name
|
||
|
|
if (strpos($genrestring, '/') !== false) {
|
||
|
|
$LegitimateSlashedGenreList = array( // https://github.com/JamesHeinrich/getID3/issues/223
|
||
|
|
'Pop/Funk', // ID3v1 genre #62 - https://en.wikipedia.org/wiki/ID3#standard
|
||
|
|
'Cut-up/DJ', // Discogs - https://www.discogs.com/style/cut-up/dj
|
||
|
|
'RnB/Swing', // Discogs - https://www.discogs.com/style/rnb/swing
|
||
|
|
'Funk / Soul', // Discogs (note spaces) - https://www.discogs.com/genre/funk+%2F+soul
|
||
|
|
);
|
||
|
|
$genrestring = str_replace('/', "\x00", $genrestring);
|
||
|
|
foreach ($LegitimateSlashedGenreList as $SlashedGenre) {
|
||
|
|
$genrestring = str_ireplace(str_replace('/', "\x00", $SlashedGenre), $SlashedGenre, $genrestring);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// some other taggers separate multiple genres with semicolon, e.g. "Heavy Metal;Thrash Metal;Metal"
|
||
|
|
if (strpos($genrestring, ';') !== false) {
|
||
|
|
$genrestring = str_replace(';', "\x00", $genrestring);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
if (strpos($genrestring, "\x00") === false) {
|
||
|
|
$genrestring = preg_replace('#\(([0-9]{1,3})\)#', '$1'."\x00", $genrestring);
|
||
|
|
}
|
||
|
|
|
||
|
|
$genre_elements = explode("\x00", $genrestring);
|
||
|
|
foreach ($genre_elements as $element) {
|
||
|
|
$element = trim($element);
|
||
|
|
if ($element) {
|
||
|
|
if (preg_match('#^[0-9]{1,3}$#', $element)) {
|
||
|
|
$clean_genres[] = getid3_id3v1::LookupGenreName($element);
|
||
|
|
} else {
|
||
|
|
$clean_genres[] = str_replace('((', '(', $element);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return $clean_genres;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param array $parsedFrame
|
||
|
|
*
|
||
|
|
* @return bool
|
||
|
|
*/
|
||
|
|
public function ParseID3v2Frame(&$parsedFrame) {
|
||
|
|
|
||
|
|
// shortcuts
|
||
|
|
$info = &$this->getid3->info;
|
||
|
|
$id3v2_majorversion = $info['id3v2']['majorversion'];
|
||
|
|
|
||
|
|
$parsedFrame['framenamelong'] = $this->FrameNameLongLookup($parsedFrame['frame_name']);
|
||
|
|
if (empty($parsedFrame['framenamelong'])) {
|
||
|
|
unset($parsedFrame['framenamelong']);
|
||
|
|
}
|
||
|
|
$parsedFrame['framenameshort'] = $this->FrameNameShortLookup($parsedFrame['frame_name']);
|
||
|
|
if (empty($parsedFrame['framenameshort'])) {
|
||
|
|
unset($parsedFrame['framenameshort']);
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($id3v2_majorversion >= 3) { // frame flags are not part of the ID3v2.2 standard
|
||
|
|
if ($id3v2_majorversion == 3) {
|
||
|
|
// Frame Header Flags
|
||
|
|
// %abc00000 %ijk00000
|
||
|
|
$parsedFrame['flags']['TagAlterPreservation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x8000); // a - Tag alter preservation
|
||
|
|
$parsedFrame['flags']['FileAlterPreservation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x4000); // b - File alter preservation
|
||
|
|
$parsedFrame['flags']['ReadOnly'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x2000); // c - Read only
|
||
|
|
$parsedFrame['flags']['compression'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0080); // i - Compression
|
||
|
|
$parsedFrame['flags']['Encryption'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0040); // j - Encryption
|
||
|
|
$parsedFrame['flags']['GroupingIdentity'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0020); // k - Grouping identity
|
||
|
|
|
||
|
|
} elseif ($id3v2_majorversion == 4) {
|
||
|
|
// Frame Header Flags
|
||
|
|
// %0abc0000 %0h00kmnp
|
||
|
|
$parsedFrame['flags']['TagAlterPreservation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x4000); // a - Tag alter preservation
|
||
|
|
$parsedFrame['flags']['FileAlterPreservation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x2000); // b - File alter preservation
|
||
|
|
$parsedFrame['flags']['ReadOnly'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x1000); // c - Read only
|
||
|
|
$parsedFrame['flags']['GroupingIdentity'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0040); // h - Grouping identity
|
||
|
|
$parsedFrame['flags']['compression'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0008); // k - Compression
|
||
|
|
$parsedFrame['flags']['Encryption'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0004); // m - Encryption
|
||
|
|
$parsedFrame['flags']['Unsynchronisation'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0002); // n - Unsynchronisation
|
||
|
|
$parsedFrame['flags']['DataLengthIndicator'] = (bool) ($parsedFrame['frame_flags_raw'] & 0x0001); // p - Data length indicator
|
||
|
|
|
||
|
|
// Frame-level de-unsynchronisation - ID3v2.4
|
||
|
|
if ($parsedFrame['flags']['Unsynchronisation']) {
|
||
|
|
$parsedFrame['data'] = $this->DeUnsynchronise($parsedFrame['data']);
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($parsedFrame['flags']['DataLengthIndicator']) {
|
||
|
|
$parsedFrame['data_length_indicator'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 0, 4), 1);
|
||
|
|
$parsedFrame['data'] = substr($parsedFrame['data'], 4);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Frame-level de-compression
|
||
|
|
if ($parsedFrame['flags']['compression']) {
|
||
|
|
$parsedFrame['decompressed_size'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 0, 4));
|
||
|
|
if (!function_exists('gzuncompress')) {
|
||
|
|
$this->warning('gzuncompress() support required to decompress ID3v2 frame "'.$parsedFrame['frame_name'].'"');
|
||
|
|
} else {
|
||
|
|
if ($decompresseddata = @gzuncompress(substr($parsedFrame['data'], 4))) {
|
||
|
|
//if ($decompresseddata = @gzuncompress($parsedFrame['data'])) {
|
||
|
|
$parsedFrame['data'] = $decompresseddata;
|
||
|
|
unset($decompresseddata);
|
||
|
|
} else {
|
||
|
|
$this->warning('gzuncompress() failed on compressed contents of ID3v2 frame "'.$parsedFrame['frame_name'].'"');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!empty($parsedFrame['flags']['DataLengthIndicator'])) {
|
||
|
|
if ($parsedFrame['data_length_indicator'] != strlen($parsedFrame['data'])) {
|
||
|
|
$this->warning('ID3v2 frame "'.$parsedFrame['frame_name'].'" should be '.$parsedFrame['data_length_indicator'].' bytes long according to DataLengthIndicator, but found '.strlen($parsedFrame['data']).' bytes of data');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (isset($parsedFrame['datalength']) && ($parsedFrame['datalength'] == 0)) {
|
||
|
|
|
||
|
|
$warning = 'Frame "'.$parsedFrame['frame_name'].'" at offset '.$parsedFrame['dataoffset'].' has no data portion';
|
||
|
|
switch ($parsedFrame['frame_name']) {
|
||
|
|
case 'WCOM':
|
||
|
|
$warning .= ' (this is known to happen with files tagged by RioPort)';
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
$this->warning($warning);
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'UFID')) || // 4.1 UFID Unique file identifier
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'UFI'))) { // 4.1 UFI Unique file identifier
|
||
|
|
// There may be more than one 'UFID' frame in a tag,
|
||
|
|
// but only one with the same 'Owner identifier'.
|
||
|
|
// <Header for 'Unique file identifier', ID: 'UFID'>
|
||
|
|
// Owner identifier <text string> $00
|
||
|
|
// Identifier <up to 64 bytes binary data>
|
||
|
|
$exploded = explode("\x00", $parsedFrame['data'], 2);
|
||
|
|
$parsedFrame['ownerid'] = (isset($exploded[0]) ? $exploded[0] : '');
|
||
|
|
$parsedFrame['data'] = (isset($exploded[1]) ? $exploded[1] : '');
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'TXXX')) || // 4.2.2 TXXX User defined text information frame
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'TXX'))) { // 4.2.2 TXX User defined text information frame
|
||
|
|
// There may be more than one 'TXXX' frame in each tag,
|
||
|
|
// but only one with the same description.
|
||
|
|
// <Header for 'User defined text information frame', ID: 'TXXX'>
|
||
|
|
// Text encoding $xx
|
||
|
|
// Description <text string according to encoding> $00 (00)
|
||
|
|
// Value <text string according to encoding>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding);
|
||
|
|
if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
|
||
|
|
$this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding');
|
||
|
|
$frame_textencoding_terminator = "\x00";
|
||
|
|
}
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset);
|
||
|
|
if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) {
|
||
|
|
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
|
||
|
|
}
|
||
|
|
$parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
$parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']);
|
||
|
|
$parsedFrame['encodingid'] = $frame_textencoding;
|
||
|
|
$parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
|
||
|
|
|
||
|
|
$parsedFrame['description'] = trim(getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['description']));
|
||
|
|
$parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator));
|
||
|
|
$parsedFrame['data'] = $this->RemoveStringTerminator($parsedFrame['data'], $frame_textencoding_terminator);
|
||
|
|
if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
|
||
|
|
$commentkey = ($parsedFrame['description'] ? $parsedFrame['description'] : (isset($info['id3v2']['comments'][$parsedFrame['framenameshort']]) ? count($info['id3v2']['comments'][$parsedFrame['framenameshort']]) : 0));
|
||
|
|
if (!isset($info['id3v2']['comments'][$parsedFrame['framenameshort']]) || !array_key_exists($commentkey, $info['id3v2']['comments'][$parsedFrame['framenameshort']])) {
|
||
|
|
$info['id3v2']['comments'][$parsedFrame['framenameshort']][$commentkey] = trim(getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data']));
|
||
|
|
} else {
|
||
|
|
$info['id3v2']['comments'][$parsedFrame['framenameshort']][] = trim(getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data']));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
//unset($parsedFrame['data']); do not unset, may be needed elsewhere, e.g. for replaygain
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ($parsedFrame['frame_name'][0] == 'T') { // 4.2. T??[?] Text information frame
|
||
|
|
// There may only be one text information frame of its kind in an tag.
|
||
|
|
// <Header for 'Text information frame', ID: 'T000' - 'TZZZ',
|
||
|
|
// excluding 'TXXX' described in 4.2.6.>
|
||
|
|
// Text encoding $xx
|
||
|
|
// Information <text string(s) according to encoding>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
|
||
|
|
$this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding');
|
||
|
|
}
|
||
|
|
|
||
|
|
$parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
|
||
|
|
$parsedFrame['data'] = $this->RemoveStringTerminator($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding));
|
||
|
|
|
||
|
|
$parsedFrame['encodingid'] = $frame_textencoding;
|
||
|
|
$parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
|
||
|
|
if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
|
||
|
|
// ID3v2.3 specs say that TPE1 (and others) can contain multiple artist values separated with /
|
||
|
|
// This of course breaks when an artist name contains slash character, e.g. "AC/DC"
|
||
|
|
// MP3tag (maybe others) implement alternative system where multiple artists are null-separated, which makes more sense
|
||
|
|
// getID3 will split null-separated artists into multiple artists and leave slash-separated ones to the user
|
||
|
|
switch ($parsedFrame['encoding']) {
|
||
|
|
case 'UTF-16':
|
||
|
|
case 'UTF-16BE':
|
||
|
|
case 'UTF-16LE':
|
||
|
|
$wordsize = 2;
|
||
|
|
break;
|
||
|
|
case 'ISO-8859-1':
|
||
|
|
case 'UTF-8':
|
||
|
|
default:
|
||
|
|
$wordsize = 1;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
$Txxx_elements = array();
|
||
|
|
$Txxx_elements_start_offset = 0;
|
||
|
|
for ($i = 0; $i < strlen($parsedFrame['data']); $i += $wordsize) {
|
||
|
|
if (substr($parsedFrame['data'], $i, $wordsize) == str_repeat("\x00", $wordsize)) {
|
||
|
|
$Txxx_elements[] = substr($parsedFrame['data'], $Txxx_elements_start_offset, $i - $Txxx_elements_start_offset);
|
||
|
|
$Txxx_elements_start_offset = $i + $wordsize;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$Txxx_elements[] = substr($parsedFrame['data'], $Txxx_elements_start_offset, $i - $Txxx_elements_start_offset);
|
||
|
|
foreach ($Txxx_elements as $Txxx_element) {
|
||
|
|
$string = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $Txxx_element);
|
||
|
|
if (!empty($string)) {
|
||
|
|
$info['id3v2']['comments'][$parsedFrame['framenameshort']][] = $string;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
unset($string, $wordsize, $i, $Txxx_elements, $Txxx_element, $Txxx_elements_start_offset);
|
||
|
|
}
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'WXXX')) || // 4.3.2 WXXX User defined URL link frame
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'WXX'))) { // 4.3.2 WXX User defined URL link frame
|
||
|
|
// There may be more than one 'WXXX' frame in each tag,
|
||
|
|
// but only one with the same description
|
||
|
|
// <Header for 'User defined URL link frame', ID: 'WXXX'>
|
||
|
|
// Text encoding $xx
|
||
|
|
// Description <text string according to encoding> $00 (00)
|
||
|
|
// URL <text string>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding);
|
||
|
|
if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
|
||
|
|
$this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding');
|
||
|
|
$frame_textencoding_terminator = "\x00";
|
||
|
|
}
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset);
|
||
|
|
if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) {
|
||
|
|
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
|
||
|
|
}
|
||
|
|
$parsedFrame['encodingid'] = $frame_textencoding;
|
||
|
|
$parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
|
||
|
|
$parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset); // according to the frame text encoding
|
||
|
|
$parsedFrame['url'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator)); // always ISO-8859-1
|
||
|
|
$parsedFrame['description'] = $this->RemoveStringTerminator($parsedFrame['description'], $frame_textencoding_terminator);
|
||
|
|
$parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']);
|
||
|
|
|
||
|
|
if (!empty($parsedFrame['framenameshort']) && $parsedFrame['url']) {
|
||
|
|
$info['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback('ISO-8859-1', $info['id3v2']['encoding'], $parsedFrame['url']);
|
||
|
|
}
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ($parsedFrame['frame_name'][0] == 'W') { // 4.3. W??? URL link frames
|
||
|
|
// There may only be one URL link frame of its kind in a tag,
|
||
|
|
// except when stated otherwise in the frame description
|
||
|
|
// <Header for 'URL link frame', ID: 'W000' - 'WZZZ', excluding 'WXXX'
|
||
|
|
// described in 4.3.2.>
|
||
|
|
// URL <text string>
|
||
|
|
|
||
|
|
$parsedFrame['url'] = trim($parsedFrame['data']); // always ISO-8859-1
|
||
|
|
if (!empty($parsedFrame['framenameshort']) && $parsedFrame['url']) {
|
||
|
|
$info['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback('ISO-8859-1', $info['id3v2']['encoding'], $parsedFrame['url']);
|
||
|
|
}
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion == 3) && ($parsedFrame['frame_name'] == 'IPLS')) || // 4.4 IPLS Involved people list (ID3v2.3 only)
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'IPL'))) { // 4.4 IPL Involved people list (ID3v2.2 only)
|
||
|
|
// http://id3.org/id3v2.3.0#sec4.4
|
||
|
|
// There may only be one 'IPL' frame in each tag
|
||
|
|
// <Header for 'User defined URL link frame', ID: 'IPL'>
|
||
|
|
// Text encoding $xx
|
||
|
|
// People list strings <textstrings>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
|
||
|
|
$this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding');
|
||
|
|
}
|
||
|
|
$parsedFrame['encodingid'] = $frame_textencoding;
|
||
|
|
$parsedFrame['encoding'] = $this->TextEncodingNameLookup($parsedFrame['encodingid']);
|
||
|
|
$parsedFrame['data_raw'] = (string) substr($parsedFrame['data'], $frame_offset);
|
||
|
|
|
||
|
|
// https://www.getid3.org/phpBB3/viewtopic.php?t=1369
|
||
|
|
// "this tag typically contains null terminated strings, which are associated in pairs"
|
||
|
|
// "there are users that use the tag incorrectly"
|
||
|
|
$IPLS_parts = array();
|
||
|
|
if (strpos($parsedFrame['data_raw'], "\x00") !== false) {
|
||
|
|
$IPLS_parts_unsorted = array();
|
||
|
|
if (((strlen($parsedFrame['data_raw']) % 2) == 0) && ((substr($parsedFrame['data_raw'], 0, 2) == "\xFF\xFE") || (substr($parsedFrame['data_raw'], 0, 2) == "\xFE\xFF"))) {
|
||
|
|
// UTF-16, be careful looking for null bytes since most 2-byte characters may contain one; you need to find twin null bytes, and on even padding
|
||
|
|
$thisILPS = '';
|
||
|
|
for ($i = 0; $i < strlen($parsedFrame['data_raw']); $i += 2) {
|
||
|
|
$twobytes = substr($parsedFrame['data_raw'], $i, 2);
|
||
|
|
if ($twobytes === "\x00\x00") {
|
||
|
|
$IPLS_parts_unsorted[] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $thisILPS);
|
||
|
|
$thisILPS = '';
|
||
|
|
} else {
|
||
|
|
$thisILPS .= $twobytes;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (strlen($thisILPS) > 2) { // 2-byte BOM
|
||
|
|
$IPLS_parts_unsorted[] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $thisILPS);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
// ISO-8859-1 or UTF-8 or other single-byte-null character set
|
||
|
|
$IPLS_parts_unsorted = explode("\x00", $parsedFrame['data_raw']);
|
||
|
|
}
|
||
|
|
if (count($IPLS_parts_unsorted) == 1) {
|
||
|
|
// just a list of names, e.g. "Dino Baptiste, Jimmy Copley, John Gordon, Bernie Marsden, Sharon Watson"
|
||
|
|
foreach ($IPLS_parts_unsorted as $key => $value) {
|
||
|
|
$IPLS_parts_sorted = preg_split('#[;,\\r\\n\\t]#', $value);
|
||
|
|
$position = '';
|
||
|
|
foreach ($IPLS_parts_sorted as $person) {
|
||
|
|
$IPLS_parts[] = array('position'=>$position, 'person'=>$person);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} elseif ((count($IPLS_parts_unsorted) % 2) == 0) {
|
||
|
|
$position = '';
|
||
|
|
$person = '';
|
||
|
|
foreach ($IPLS_parts_unsorted as $key => $value) {
|
||
|
|
if (($key % 2) == 0) {
|
||
|
|
$position = $value;
|
||
|
|
} else {
|
||
|
|
$person = $value;
|
||
|
|
$IPLS_parts[] = array('position'=>$position, 'person'=>$person);
|
||
|
|
$position = '';
|
||
|
|
$person = '';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
foreach ($IPLS_parts_unsorted as $key => $value) {
|
||
|
|
$IPLS_parts[] = array($value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
} else {
|
||
|
|
$IPLS_parts = preg_split('#[;,\\r\\n\\t]#', $parsedFrame['data_raw']);
|
||
|
|
}
|
||
|
|
$parsedFrame['data'] = $IPLS_parts;
|
||
|
|
|
||
|
|
if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
|
||
|
|
$info['id3v2']['comments'][$parsedFrame['framenameshort']][] = $parsedFrame['data'];
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'MCDI')) || // 4.4 MCDI Music CD identifier
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'MCI'))) { // 4.5 MCI Music CD identifier
|
||
|
|
// There may only be one 'MCDI' frame in each tag
|
||
|
|
// <Header for 'Music CD identifier', ID: 'MCDI'>
|
||
|
|
// CD TOC <binary data>
|
||
|
|
|
||
|
|
if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
|
||
|
|
$info['id3v2']['comments'][$parsedFrame['framenameshort']][] = $parsedFrame['data'];
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'ETCO')) || // 4.5 ETCO Event timing codes
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'ETC'))) { // 4.6 ETC Event timing codes
|
||
|
|
// There may only be one 'ETCO' frame in each tag
|
||
|
|
// <Header for 'Event timing codes', ID: 'ETCO'>
|
||
|
|
// 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.
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$parsedFrame['timestampformat'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
|
||
|
|
while ($frame_offset < strlen($parsedFrame['data'])) {
|
||
|
|
$parsedFrame['typeid'] = substr($parsedFrame['data'], $frame_offset++, 1);
|
||
|
|
$parsedFrame['type'] = $this->ETCOEventLookup($parsedFrame['typeid']);
|
||
|
|
$parsedFrame['timestamp'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
|
||
|
|
$frame_offset += 4;
|
||
|
|
}
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'MLLT')) || // 4.6 MLLT MPEG location lookup table
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'MLL'))) { // 4.7 MLL MPEG location lookup table
|
||
|
|
// There may only be one 'MLLT' frame in each tag
|
||
|
|
// <Header for 'Location lookup table', ID: 'MLLT'>
|
||
|
|
// 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....
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$parsedFrame['framesbetweenreferences'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 0, 2));
|
||
|
|
$parsedFrame['bytesbetweenreferences'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 2, 3));
|
||
|
|
$parsedFrame['msbetweenreferences'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 5, 3));
|
||
|
|
$parsedFrame['bitsforbytesdeviation'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 8, 1));
|
||
|
|
$parsedFrame['bitsformsdeviation'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], 9, 1));
|
||
|
|
$parsedFrame['data'] = substr($parsedFrame['data'], 10);
|
||
|
|
$deviationbitstream = '';
|
||
|
|
while ($frame_offset < strlen($parsedFrame['data'])) {
|
||
|
|
$deviationbitstream .= getid3_lib::BigEndian2Bin(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
}
|
||
|
|
$reference_counter = 0;
|
||
|
|
while (strlen($deviationbitstream) > 0) {
|
||
|
|
$parsedFrame[$reference_counter]['bytedeviation'] = bindec(substr($deviationbitstream, 0, $parsedFrame['bitsforbytesdeviation']));
|
||
|
|
$parsedFrame[$reference_counter]['msdeviation'] = bindec(substr($deviationbitstream, $parsedFrame['bitsforbytesdeviation'], $parsedFrame['bitsformsdeviation']));
|
||
|
|
$deviationbitstream = substr($deviationbitstream, $parsedFrame['bitsforbytesdeviation'] + $parsedFrame['bitsformsdeviation']);
|
||
|
|
$reference_counter++;
|
||
|
|
}
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'SYTC')) || // 4.7 SYTC Synchronised tempo codes
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'STC'))) { // 4.8 STC Synchronised tempo codes
|
||
|
|
// There may only be one 'SYTC' frame in each tag
|
||
|
|
// <Header for 'Synchronised tempo codes', ID: 'SYTC'>
|
||
|
|
// 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
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$parsedFrame['timestampformat'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$timestamp_counter = 0;
|
||
|
|
while ($frame_offset < strlen($parsedFrame['data'])) {
|
||
|
|
$parsedFrame[$timestamp_counter]['tempo'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
if ($parsedFrame[$timestamp_counter]['tempo'] == 255) {
|
||
|
|
$parsedFrame[$timestamp_counter]['tempo'] += ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
}
|
||
|
|
$parsedFrame[$timestamp_counter]['timestamp'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
|
||
|
|
$frame_offset += 4;
|
||
|
|
$timestamp_counter++;
|
||
|
|
}
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'USLT')) || // 4.8 USLT Unsynchronised lyric/text transcription
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'ULT'))) { // 4.9 ULT Unsynchronised lyric/text transcription
|
||
|
|
// There may be more than one 'Unsynchronised lyrics/text transcription' frame
|
||
|
|
// in each tag, but only one with the same language and content descriptor.
|
||
|
|
// <Header for 'Unsynchronised lyrics/text transcription', ID: 'USLT'>
|
||
|
|
// Text encoding $xx
|
||
|
|
// Language $xx xx xx
|
||
|
|
// Content descriptor <text string according to encoding> $00 (00)
|
||
|
|
// Lyrics/text <full text string according to encoding>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding);
|
||
|
|
if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
|
||
|
|
$this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding');
|
||
|
|
$frame_textencoding_terminator = "\x00";
|
||
|
|
}
|
||
|
|
if (strlen($parsedFrame['data']) >= (4 + strlen($frame_textencoding_terminator))) { // shouldn't be an issue but badly-written files have been spotted in the wild with not only no contents but also missing the required language field, see https://github.com/JamesHeinrich/getID3/issues/315
|
||
|
|
$frame_language = substr($parsedFrame['data'], $frame_offset, 3);
|
||
|
|
$frame_offset += 3;
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset);
|
||
|
|
if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) {
|
||
|
|
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
|
||
|
|
}
|
||
|
|
$parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
$parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']);
|
||
|
|
$parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator));
|
||
|
|
$parsedFrame['data'] = $this->RemoveStringTerminator($parsedFrame['data'], $frame_textencoding_terminator);
|
||
|
|
|
||
|
|
$parsedFrame['encodingid'] = $frame_textencoding;
|
||
|
|
$parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
|
||
|
|
|
||
|
|
$parsedFrame['language'] = $frame_language;
|
||
|
|
$parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false);
|
||
|
|
if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
|
||
|
|
$info['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data']);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$this->warning('Invalid data in frame "'.$parsedFrame['frame_name'].'" at offset '.$parsedFrame['dataoffset']);
|
||
|
|
}
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'SYLT')) || // 4.9 SYLT Synchronised lyric/text
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'SLT'))) { // 4.10 SLT Synchronised lyric/text
|
||
|
|
// There may be more than one 'SYLT' frame in each tag,
|
||
|
|
// but only one with the same language and content descriptor.
|
||
|
|
// <Header for 'Synchronised lyrics/text', ID: 'SYLT'>
|
||
|
|
// 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 ...)
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding);
|
||
|
|
if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
|
||
|
|
$this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding');
|
||
|
|
$frame_textencoding_terminator = "\x00";
|
||
|
|
}
|
||
|
|
$frame_language = substr($parsedFrame['data'], $frame_offset, 3);
|
||
|
|
$frame_offset += 3;
|
||
|
|
$parsedFrame['timestampformat'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['contenttypeid'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['contenttype'] = $this->SYTLContentTypeLookup($parsedFrame['contenttypeid']);
|
||
|
|
$parsedFrame['encodingid'] = $frame_textencoding;
|
||
|
|
$parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
|
||
|
|
|
||
|
|
$parsedFrame['language'] = $frame_language;
|
||
|
|
$parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false);
|
||
|
|
|
||
|
|
$timestampindex = 0;
|
||
|
|
$frame_remainingdata = substr($parsedFrame['data'], $frame_offset);
|
||
|
|
while (strlen($frame_remainingdata)) {
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_terminatorpos = strpos($frame_remainingdata, $frame_textencoding_terminator);
|
||
|
|
if ($frame_terminatorpos === false) {
|
||
|
|
$frame_remainingdata = '';
|
||
|
|
} else {
|
||
|
|
if (ord(substr($frame_remainingdata, $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) {
|
||
|
|
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
|
||
|
|
}
|
||
|
|
$parsedFrame['lyrics'][$timestampindex]['data'] = substr($frame_remainingdata, $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
|
||
|
|
$frame_remainingdata = substr($frame_remainingdata, $frame_terminatorpos + strlen($frame_textencoding_terminator));
|
||
|
|
if (($timestampindex == 0) && (ord($frame_remainingdata[0]) != 0)) {
|
||
|
|
// timestamp probably omitted for first data item
|
||
|
|
} else {
|
||
|
|
$parsedFrame['lyrics'][$timestampindex]['timestamp'] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, 0, 4));
|
||
|
|
$frame_remainingdata = substr($frame_remainingdata, 4);
|
||
|
|
}
|
||
|
|
$timestampindex++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'COMM')) || // 4.10 COMM Comments
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'COM'))) { // 4.11 COM Comments
|
||
|
|
// There may be more than one comment frame in each tag,
|
||
|
|
// but only one with the same language and content descriptor.
|
||
|
|
// <Header for 'Comment', ID: 'COMM'>
|
||
|
|
// Text encoding $xx
|
||
|
|
// Language $xx xx xx
|
||
|
|
// Short content descrip. <text string according to encoding> $00 (00)
|
||
|
|
// The actual text <full text string according to encoding>
|
||
|
|
|
||
|
|
if (strlen($parsedFrame['data']) < 5) {
|
||
|
|
|
||
|
|
$this->warning('Invalid data (too short) for "'.$parsedFrame['frame_name'].'" frame at offset '.$parsedFrame['dataoffset']);
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding);
|
||
|
|
if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
|
||
|
|
$this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding');
|
||
|
|
$frame_textencoding_terminator = "\x00";
|
||
|
|
}
|
||
|
|
$frame_language = substr($parsedFrame['data'], $frame_offset, 3);
|
||
|
|
$frame_offset += 3;
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset);
|
||
|
|
if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) {
|
||
|
|
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
|
||
|
|
}
|
||
|
|
$parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
$parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']);
|
||
|
|
$frame_text = (string) substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator));
|
||
|
|
$frame_text = $this->RemoveStringTerminator($frame_text, $frame_textencoding_terminator);
|
||
|
|
|
||
|
|
$parsedFrame['encodingid'] = $frame_textencoding;
|
||
|
|
$parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
|
||
|
|
|
||
|
|
$parsedFrame['language'] = $frame_language;
|
||
|
|
$parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false);
|
||
|
|
$parsedFrame['data'] = $frame_text;
|
||
|
|
if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
|
||
|
|
$commentkey = ($parsedFrame['description'] ? $parsedFrame['description'] : (!empty($info['id3v2']['comments'][$parsedFrame['framenameshort']]) ? count($info['id3v2']['comments'][$parsedFrame['framenameshort']]) : 0));
|
||
|
|
if (!isset($info['id3v2']['comments'][$parsedFrame['framenameshort']]) || !array_key_exists($commentkey, $info['id3v2']['comments'][$parsedFrame['framenameshort']])) {
|
||
|
|
$info['id3v2']['comments'][$parsedFrame['framenameshort']][$commentkey] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data']);
|
||
|
|
} else {
|
||
|
|
$info['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data']);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'RVA2')) { // 4.11 RVA2 Relative volume adjustment (2) (ID3v2.4+ only)
|
||
|
|
// There may be more than one 'RVA2' frame in each tag,
|
||
|
|
// but only one with the same identification string
|
||
|
|
// <Header for 'Relative volume adjustment (2)', ID: 'RVA2'>
|
||
|
|
// 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 ...)
|
||
|
|
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00");
|
||
|
|
$frame_idstring = substr($parsedFrame['data'], 0, $frame_terminatorpos);
|
||
|
|
if (ord($frame_idstring) === 0) {
|
||
|
|
$frame_idstring = '';
|
||
|
|
}
|
||
|
|
$frame_remainingdata = substr($parsedFrame['data'], $frame_terminatorpos + strlen("\x00"));
|
||
|
|
$parsedFrame['description'] = $frame_idstring;
|
||
|
|
$RVA2channelcounter = 0;
|
||
|
|
while (strlen($frame_remainingdata) >= 5) {
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_channeltypeid = ord(substr($frame_remainingdata, $frame_offset++, 1));
|
||
|
|
$parsedFrame[$RVA2channelcounter]['channeltypeid'] = $frame_channeltypeid;
|
||
|
|
$parsedFrame[$RVA2channelcounter]['channeltype'] = $this->RVA2ChannelTypeLookup($frame_channeltypeid);
|
||
|
|
$parsedFrame[$RVA2channelcounter]['volumeadjust'] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, $frame_offset, 2), false, true); // 16-bit signed
|
||
|
|
$frame_offset += 2;
|
||
|
|
$parsedFrame[$RVA2channelcounter]['bitspeakvolume'] = ord(substr($frame_remainingdata, $frame_offset++, 1));
|
||
|
|
if (($parsedFrame[$RVA2channelcounter]['bitspeakvolume'] < 1) || ($parsedFrame[$RVA2channelcounter]['bitspeakvolume'] > 4)) {
|
||
|
|
$this->warning('ID3v2::RVA2 frame['.$RVA2channelcounter.'] contains invalid '.$parsedFrame[$RVA2channelcounter]['bitspeakvolume'].'-byte bits-representing-peak value');
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
$frame_bytespeakvolume = ceil($parsedFrame[$RVA2channelcounter]['bitspeakvolume'] / 8);
|
||
|
|
$parsedFrame[$RVA2channelcounter]['peakvolume'] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, $frame_offset, $frame_bytespeakvolume));
|
||
|
|
$frame_remainingdata = substr($frame_remainingdata, $frame_offset + $frame_bytespeakvolume);
|
||
|
|
$RVA2channelcounter++;
|
||
|
|
}
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion == 3) && ($parsedFrame['frame_name'] == 'RVAD')) || // 4.12 RVAD Relative volume adjustment (ID3v2.3 only)
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'RVA'))) { // 4.12 RVA Relative volume adjustment (ID3v2.2 only)
|
||
|
|
// There may only be one 'RVA' frame in each tag
|
||
|
|
// <Header for 'Relative volume adjustment', ID: 'RVA'>
|
||
|
|
// ID3v2.2 => Increment/decrement %000000ba
|
||
|
|
// ID3v2.3 => 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 ...)
|
||
|
|
// ID3v2.3 only, optional (not present in ID3v2.2):
|
||
|
|
// 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 ...)
|
||
|
|
// ID3v2.3 only, optional (not present in ID3v2.2):
|
||
|
|
// Relative volume change, center $xx xx (xx ...) // e
|
||
|
|
// Peak volume center $xx xx (xx ...)
|
||
|
|
// ID3v2.3 only, optional (not present in ID3v2.2):
|
||
|
|
// Relative volume change, bass $xx xx (xx ...) // f
|
||
|
|
// Peak volume bass $xx xx (xx ...)
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_incrdecrflags = getid3_lib::BigEndian2Bin(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['incdec']['right'] = (bool) substr($frame_incrdecrflags, 6, 1);
|
||
|
|
$parsedFrame['incdec']['left'] = (bool) substr($frame_incrdecrflags, 7, 1);
|
||
|
|
$parsedFrame['bitsvolume'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$frame_bytesvolume = ceil($parsedFrame['bitsvolume'] / 8);
|
||
|
|
$parsedFrame['volumechange']['right'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
|
||
|
|
if ($parsedFrame['incdec']['right'] === false) {
|
||
|
|
$parsedFrame['volumechange']['right'] *= -1;
|
||
|
|
}
|
||
|
|
$frame_offset += $frame_bytesvolume;
|
||
|
|
$parsedFrame['volumechange']['left'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
|
||
|
|
if ($parsedFrame['incdec']['left'] === false) {
|
||
|
|
$parsedFrame['volumechange']['left'] *= -1;
|
||
|
|
}
|
||
|
|
$frame_offset += $frame_bytesvolume;
|
||
|
|
$parsedFrame['peakvolume']['right'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
|
||
|
|
$frame_offset += $frame_bytesvolume;
|
||
|
|
$parsedFrame['peakvolume']['left'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
|
||
|
|
$frame_offset += $frame_bytesvolume;
|
||
|
|
if ($id3v2_majorversion == 3) {
|
||
|
|
$parsedFrame['data'] = substr($parsedFrame['data'], $frame_offset);
|
||
|
|
if (strlen($parsedFrame['data']) > 0) {
|
||
|
|
$parsedFrame['incdec']['rightrear'] = (bool) substr($frame_incrdecrflags, 4, 1);
|
||
|
|
$parsedFrame['incdec']['leftrear'] = (bool) substr($frame_incrdecrflags, 5, 1);
|
||
|
|
$parsedFrame['volumechange']['rightrear'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
|
||
|
|
if ($parsedFrame['incdec']['rightrear'] === false) {
|
||
|
|
$parsedFrame['volumechange']['rightrear'] *= -1;
|
||
|
|
}
|
||
|
|
$frame_offset += $frame_bytesvolume;
|
||
|
|
$parsedFrame['volumechange']['leftrear'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
|
||
|
|
if ($parsedFrame['incdec']['leftrear'] === false) {
|
||
|
|
$parsedFrame['volumechange']['leftrear'] *= -1;
|
||
|
|
}
|
||
|
|
$frame_offset += $frame_bytesvolume;
|
||
|
|
$parsedFrame['peakvolume']['rightrear'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
|
||
|
|
$frame_offset += $frame_bytesvolume;
|
||
|
|
$parsedFrame['peakvolume']['leftrear'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
|
||
|
|
$frame_offset += $frame_bytesvolume;
|
||
|
|
}
|
||
|
|
$parsedFrame['data'] = substr($parsedFrame['data'], $frame_offset);
|
||
|
|
if (strlen($parsedFrame['data']) > 0) {
|
||
|
|
$parsedFrame['incdec']['center'] = (bool) substr($frame_incrdecrflags, 3, 1);
|
||
|
|
$parsedFrame['volumechange']['center'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
|
||
|
|
if ($parsedFrame['incdec']['center'] === false) {
|
||
|
|
$parsedFrame['volumechange']['center'] *= -1;
|
||
|
|
}
|
||
|
|
$frame_offset += $frame_bytesvolume;
|
||
|
|
$parsedFrame['peakvolume']['center'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
|
||
|
|
$frame_offset += $frame_bytesvolume;
|
||
|
|
}
|
||
|
|
$parsedFrame['data'] = substr($parsedFrame['data'], $frame_offset);
|
||
|
|
if (strlen($parsedFrame['data']) > 0) {
|
||
|
|
$parsedFrame['incdec']['bass'] = (bool) substr($frame_incrdecrflags, 2, 1);
|
||
|
|
$parsedFrame['volumechange']['bass'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
|
||
|
|
if ($parsedFrame['incdec']['bass'] === false) {
|
||
|
|
$parsedFrame['volumechange']['bass'] *= -1;
|
||
|
|
}
|
||
|
|
$frame_offset += $frame_bytesvolume;
|
||
|
|
$parsedFrame['peakvolume']['bass'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesvolume));
|
||
|
|
$frame_offset += $frame_bytesvolume;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'EQU2')) { // 4.12 EQU2 Equalisation (2) (ID3v2.4+ only)
|
||
|
|
// There may be more than one 'EQU2' frame in each tag,
|
||
|
|
// but only one with the same identification string
|
||
|
|
// <Header of 'Equalisation (2)', ID: 'EQU2'>
|
||
|
|
// 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
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_interpolationmethod = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_idstring = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
if (ord($frame_idstring) === 0) {
|
||
|
|
$frame_idstring = '';
|
||
|
|
}
|
||
|
|
$parsedFrame['description'] = $frame_idstring;
|
||
|
|
$frame_remainingdata = substr($parsedFrame['data'], $frame_terminatorpos + strlen("\x00"));
|
||
|
|
while (strlen($frame_remainingdata)) {
|
||
|
|
$frame_frequency = getid3_lib::BigEndian2Int(substr($frame_remainingdata, 0, 2)) / 2;
|
||
|
|
$parsedFrame['data'][$frame_frequency] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, 2, 2), false, true);
|
||
|
|
$frame_remainingdata = substr($frame_remainingdata, 4);
|
||
|
|
}
|
||
|
|
$parsedFrame['interpolationmethod'] = $frame_interpolationmethod;
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion == 3) && ($parsedFrame['frame_name'] == 'EQUA')) || // 4.12 EQUA Equalisation (ID3v2.3 only)
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'EQU'))) { // 4.13 EQU Equalisation (ID3v2.2 only)
|
||
|
|
// There may only be one 'EQUA' frame in each tag
|
||
|
|
// <Header for 'Relative volume adjustment', ID: 'EQU'>
|
||
|
|
// 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 ...)
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$parsedFrame['adjustmentbits'] = substr($parsedFrame['data'], $frame_offset++, 1);
|
||
|
|
$frame_adjustmentbytes = ceil($parsedFrame['adjustmentbits'] / 8);
|
||
|
|
|
||
|
|
$frame_remainingdata = (string) substr($parsedFrame['data'], $frame_offset);
|
||
|
|
while (strlen($frame_remainingdata) > 0) {
|
||
|
|
$frame_frequencystr = getid3_lib::BigEndian2Bin(substr($frame_remainingdata, 0, 2));
|
||
|
|
$frame_incdec = (bool) substr($frame_frequencystr, 0, 1);
|
||
|
|
$frame_frequency = bindec(substr($frame_frequencystr, 1, 15));
|
||
|
|
$parsedFrame[$frame_frequency]['incdec'] = $frame_incdec;
|
||
|
|
$parsedFrame[$frame_frequency]['adjustment'] = getid3_lib::BigEndian2Int(substr($frame_remainingdata, 2, $frame_adjustmentbytes));
|
||
|
|
if ($parsedFrame[$frame_frequency]['incdec'] === false) {
|
||
|
|
$parsedFrame[$frame_frequency]['adjustment'] *= -1;
|
||
|
|
}
|
||
|
|
$frame_remainingdata = substr($frame_remainingdata, 2 + $frame_adjustmentbytes);
|
||
|
|
}
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'RVRB')) || // 4.13 RVRB Reverb
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'REV'))) { // 4.14 REV Reverb
|
||
|
|
// There may only be one 'RVRB' frame in each tag.
|
||
|
|
// <Header for 'Reverb', ID: 'RVRB'>
|
||
|
|
// 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
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$parsedFrame['left'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2));
|
||
|
|
$frame_offset += 2;
|
||
|
|
$parsedFrame['right'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2));
|
||
|
|
$frame_offset += 2;
|
||
|
|
$parsedFrame['bouncesL'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['bouncesR'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['feedbackLL'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['feedbackLR'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['feedbackRR'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['feedbackRL'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['premixLR'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['premixRL'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'APIC')) || // 4.14 APIC Attached picture
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'PIC'))) { // 4.15 PIC Attached picture
|
||
|
|
// There may be several pictures attached to one file,
|
||
|
|
// each in their individual 'APIC' frame, but only one
|
||
|
|
// with the same content descriptor
|
||
|
|
// <Header for 'Attached picture', ID: 'APIC'>
|
||
|
|
// Text encoding $xx
|
||
|
|
// ID3v2.3+ => MIME type <text string> $00
|
||
|
|
// ID3v2.2 => Image format $xx xx xx
|
||
|
|
// Picture type $xx
|
||
|
|
// Description <text string according to encoding> $00 (00)
|
||
|
|
// Picture data <binary data>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding);
|
||
|
|
if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
|
||
|
|
$this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding');
|
||
|
|
$frame_textencoding_terminator = "\x00";
|
||
|
|
}
|
||
|
|
|
||
|
|
$frame_imagetype = null;
|
||
|
|
$frame_mimetype = null;
|
||
|
|
if ($id3v2_majorversion == 2 && strlen($parsedFrame['data']) > $frame_offset) {
|
||
|
|
$frame_imagetype = substr($parsedFrame['data'], $frame_offset, 3);
|
||
|
|
if (strtolower($frame_imagetype) == 'ima') {
|
||
|
|
// complete hack for mp3Rage (www.chaoticsoftware.com) that puts ID3v2.3-formatted
|
||
|
|
// MIME type instead of 3-char ID3v2.2-format image type (thanks xbhoffØpacbell*net)
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_mimetype = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
if (ord($frame_mimetype) === 0) {
|
||
|
|
$frame_mimetype = '';
|
||
|
|
}
|
||
|
|
$frame_imagetype = strtoupper(str_replace('image/', '', strtolower($frame_mimetype)));
|
||
|
|
if ($frame_imagetype == 'JPEG') {
|
||
|
|
$frame_imagetype = 'JPG';
|
||
|
|
}
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
} else {
|
||
|
|
$frame_offset += 3;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if ($id3v2_majorversion > 2 && strlen($parsedFrame['data']) > $frame_offset) {
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_mimetype = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
if (ord($frame_mimetype) === 0) {
|
||
|
|
$frame_mimetype = '';
|
||
|
|
}
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
}
|
||
|
|
|
||
|
|
$frame_picturetype = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
|
||
|
|
if ($frame_offset >= $parsedFrame['datalength']) {
|
||
|
|
$this->warning('data portion of APIC frame is missing at offset '.($parsedFrame['dataoffset'] + 8 + $frame_offset));
|
||
|
|
} else {
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset);
|
||
|
|
if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) {
|
||
|
|
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
|
||
|
|
}
|
||
|
|
$parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
$parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']);
|
||
|
|
$parsedFrame['encodingid'] = $frame_textencoding;
|
||
|
|
$parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
|
||
|
|
|
||
|
|
if ($id3v2_majorversion == 2) {
|
||
|
|
$parsedFrame['imagetype'] = isset($frame_imagetype) ? $frame_imagetype : null;
|
||
|
|
} else {
|
||
|
|
$parsedFrame['mime'] = isset($frame_mimetype) ? $frame_mimetype : null;
|
||
|
|
}
|
||
|
|
$parsedFrame['picturetypeid'] = $frame_picturetype;
|
||
|
|
$parsedFrame['picturetype'] = $this->APICPictureTypeLookup($frame_picturetype);
|
||
|
|
$parsedFrame['data'] = substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator));
|
||
|
|
$parsedFrame['datalength'] = strlen($parsedFrame['data']);
|
||
|
|
|
||
|
|
$parsedFrame['image_mime'] = '';
|
||
|
|
$imageinfo = array();
|
||
|
|
if ($imagechunkcheck = getid3_lib::GetDataImageSize($parsedFrame['data'], $imageinfo)) {
|
||
|
|
if (($imagechunkcheck[2] >= 1) && ($imagechunkcheck[2] <= 3)) {
|
||
|
|
$parsedFrame['image_mime'] = image_type_to_mime_type($imagechunkcheck[2]);
|
||
|
|
if ($imagechunkcheck[0]) {
|
||
|
|
$parsedFrame['image_width'] = $imagechunkcheck[0];
|
||
|
|
}
|
||
|
|
if ($imagechunkcheck[1]) {
|
||
|
|
$parsedFrame['image_height'] = $imagechunkcheck[1];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
do {
|
||
|
|
if ($this->getid3->option_save_attachments === false) {
|
||
|
|
// skip entirely
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
$dir = '';
|
||
|
|
if ($this->getid3->option_save_attachments === true) {
|
||
|
|
// great
|
||
|
|
/*
|
||
|
|
} elseif (is_int($this->getid3->option_save_attachments)) {
|
||
|
|
if ($this->getid3->option_save_attachments < $parsedFrame['data_length']) {
|
||
|
|
// too big, skip
|
||
|
|
$this->warning('attachment at '.$frame_offset.' is too large to process inline ('.number_format($parsedFrame['data_length']).' bytes)');
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
*/
|
||
|
|
} elseif (is_string($this->getid3->option_save_attachments)) {
|
||
|
|
$dir = rtrim(str_replace(array('/', '\\'), DIRECTORY_SEPARATOR, $this->getid3->option_save_attachments), DIRECTORY_SEPARATOR);
|
||
|
|
if (!is_dir($dir) || !getID3::is_writable($dir)) {
|
||
|
|
// cannot write, skip
|
||
|
|
$this->warning('attachment at '.$frame_offset.' cannot be saved to "'.$dir.'" (not writable)');
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// if we get this far, must be OK
|
||
|
|
if (is_string($this->getid3->option_save_attachments)) {
|
||
|
|
$destination_filename = $dir.DIRECTORY_SEPARATOR.md5($info['filenamepath']).'_'.$frame_offset;
|
||
|
|
if (!file_exists($destination_filename) || getID3::is_writable($destination_filename)) {
|
||
|
|
file_put_contents($destination_filename, $parsedFrame['data']);
|
||
|
|
} else {
|
||
|
|
$this->warning('attachment at '.$frame_offset.' cannot be saved to "'.$destination_filename.'" (not writable)');
|
||
|
|
}
|
||
|
|
$parsedFrame['data_filename'] = $destination_filename;
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
} else {
|
||
|
|
if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
|
||
|
|
if (!isset($info['id3v2']['comments']['picture'])) {
|
||
|
|
$info['id3v2']['comments']['picture'] = array();
|
||
|
|
}
|
||
|
|
$comments_picture_data = array();
|
||
|
|
foreach (array('data', 'image_mime', 'image_width', 'image_height', 'imagetype', 'picturetype', 'description', 'datalength') as $picture_key) {
|
||
|
|
if (isset($parsedFrame[$picture_key])) {
|
||
|
|
$comments_picture_data[$picture_key] = $parsedFrame[$picture_key];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$info['id3v2']['comments']['picture'][] = $comments_picture_data;
|
||
|
|
unset($comments_picture_data);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} while (false); // @phpstan-ignore-line
|
||
|
|
}
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'GEOB')) || // 4.15 GEOB General encapsulated object
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'GEO'))) { // 4.16 GEO General encapsulated object
|
||
|
|
// There may be more than one 'GEOB' frame in each tag,
|
||
|
|
// but only one with the same content descriptor
|
||
|
|
// <Header for 'General encapsulated object', ID: 'GEOB'>
|
||
|
|
// 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>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding);
|
||
|
|
if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
|
||
|
|
$this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding');
|
||
|
|
$frame_textencoding_terminator = "\x00";
|
||
|
|
}
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_mimetype = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
if (ord($frame_mimetype) === 0) {
|
||
|
|
$frame_mimetype = '';
|
||
|
|
}
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset);
|
||
|
|
if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) {
|
||
|
|
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
|
||
|
|
}
|
||
|
|
$frame_filename = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
if (ord($frame_filename) === 0) {
|
||
|
|
$frame_filename = '';
|
||
|
|
}
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen($frame_textencoding_terminator);
|
||
|
|
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset);
|
||
|
|
if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) {
|
||
|
|
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
|
||
|
|
}
|
||
|
|
$parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
$parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']);
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen($frame_textencoding_terminator);
|
||
|
|
|
||
|
|
$parsedFrame['objectdata'] = (string) substr($parsedFrame['data'], $frame_offset);
|
||
|
|
$parsedFrame['encodingid'] = $frame_textencoding;
|
||
|
|
$parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
|
||
|
|
|
||
|
|
$parsedFrame['mime'] = $frame_mimetype;
|
||
|
|
$parsedFrame['filename'] = $frame_filename;
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'PCNT')) || // 4.16 PCNT Play counter
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'CNT'))) { // 4.17 CNT Play counter
|
||
|
|
// There may only be one 'PCNT' frame in each tag.
|
||
|
|
// When the counter reaches all one's, one byte is inserted in
|
||
|
|
// front of the counter thus making the counter eight bits bigger
|
||
|
|
// <Header for 'Play counter', ID: 'PCNT'>
|
||
|
|
// Counter $xx xx xx xx (xx ...)
|
||
|
|
|
||
|
|
$parsedFrame['data'] = getid3_lib::BigEndian2Int($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'POPM')) || // 4.17 POPM Popularimeter
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'POP'))) { // 4.18 POP Popularimeter
|
||
|
|
// There may be more than one 'POPM' frame in each tag,
|
||
|
|
// but only one with the same email address
|
||
|
|
// <Header for 'Popularimeter', ID: 'POPM'>
|
||
|
|
// Email to user <text string> $00
|
||
|
|
// Rating $xx
|
||
|
|
// Counter $xx xx xx xx (xx ...)
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_emailaddress = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
if (ord($frame_emailaddress) === 0) {
|
||
|
|
$frame_emailaddress = '';
|
||
|
|
}
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
$frame_rating = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['counter'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset));
|
||
|
|
$parsedFrame['email'] = $frame_emailaddress;
|
||
|
|
$parsedFrame['rating'] = $frame_rating;
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'RBUF')) || // 4.18 RBUF Recommended buffer size
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'BUF'))) { // 4.19 BUF Recommended buffer size
|
||
|
|
// There may only be one 'RBUF' frame in each tag
|
||
|
|
// <Header for 'Recommended buffer size', ID: 'RBUF'>
|
||
|
|
// Buffer size $xx xx xx
|
||
|
|
// Embedded info flag %0000000x
|
||
|
|
// Offset to next tag $xx xx xx xx
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$parsedFrame['buffersize'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 3));
|
||
|
|
$frame_offset += 3;
|
||
|
|
|
||
|
|
$frame_embeddedinfoflags = getid3_lib::BigEndian2Bin(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['flags']['embededinfo'] = (bool) substr($frame_embeddedinfoflags, 7, 1);
|
||
|
|
$parsedFrame['nexttagoffset'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'CRM')) { // 4.20 Encrypted meta frame (ID3v2.2 only)
|
||
|
|
// There may be more than one 'CRM' frame in a tag,
|
||
|
|
// but only one with the same 'owner identifier'
|
||
|
|
// <Header for 'Encrypted meta frame', ID: 'CRM'>
|
||
|
|
// Owner identifier <textstring> $00 (00)
|
||
|
|
// Content/explanation <textstring> $00 (00)
|
||
|
|
// Encrypted datablock <binary data>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
$parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']);
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
|
||
|
|
$parsedFrame['ownerid'] = $frame_ownerid;
|
||
|
|
$parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'AENC')) || // 4.19 AENC Audio encryption
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'CRA'))) { // 4.21 CRA Audio encryption
|
||
|
|
// There may be more than one 'AENC' frames in a tag,
|
||
|
|
// but only one with the same 'Owner identifier'
|
||
|
|
// <Header for 'Audio encryption', ID: 'AENC'>
|
||
|
|
// Owner identifier <text string> $00
|
||
|
|
// Preview start $xx xx
|
||
|
|
// Preview length $xx xx
|
||
|
|
// Encryption info <binary data>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
if (ord($frame_ownerid) === 0) {
|
||
|
|
$frame_ownerid = '';
|
||
|
|
}
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
$parsedFrame['ownerid'] = $frame_ownerid;
|
||
|
|
$parsedFrame['previewstart'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2));
|
||
|
|
$frame_offset += 2;
|
||
|
|
$parsedFrame['previewlength'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2));
|
||
|
|
$frame_offset += 2;
|
||
|
|
$parsedFrame['encryptioninfo'] = (string) substr($parsedFrame['data'], $frame_offset);
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif ((($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'LINK')) || // 4.20 LINK Linked information
|
||
|
|
(($id3v2_majorversion == 2) && ($parsedFrame['frame_name'] == 'LNK'))) { // 4.22 LNK Linked information
|
||
|
|
// There may be more than one 'LINK' frame in a tag,
|
||
|
|
// but only one with the same contents
|
||
|
|
// <Header for 'Linked information', ID: 'LINK'>
|
||
|
|
// ID3v2.3+ => Frame identifier $xx xx xx xx
|
||
|
|
// ID3v2.2 => Frame identifier $xx xx xx
|
||
|
|
// URL <text string> $00
|
||
|
|
// ID and additional data <text string(s)>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
if ($id3v2_majorversion == 2) {
|
||
|
|
$parsedFrame['frameid'] = substr($parsedFrame['data'], $frame_offset, 3);
|
||
|
|
$frame_offset += 3;
|
||
|
|
} else {
|
||
|
|
$parsedFrame['frameid'] = substr($parsedFrame['data'], $frame_offset, 4);
|
||
|
|
$frame_offset += 4;
|
||
|
|
}
|
||
|
|
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_url = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
if (ord($frame_url) === 0) {
|
||
|
|
$frame_url = '';
|
||
|
|
}
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
$parsedFrame['url'] = $frame_url;
|
||
|
|
|
||
|
|
$parsedFrame['additionaldata'] = (string) substr($parsedFrame['data'], $frame_offset);
|
||
|
|
if (!empty($parsedFrame['framenameshort']) && $parsedFrame['url']) {
|
||
|
|
$info['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback_iso88591_utf8($parsedFrame['url']);
|
||
|
|
}
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'POSS')) { // 4.21 POSS Position synchronisation frame (ID3v2.3+ only)
|
||
|
|
// There may only be one 'POSS' frame in each tag
|
||
|
|
// <Head for 'Position synchronisation', ID: 'POSS'>
|
||
|
|
// Time stamp format $xx
|
||
|
|
// Position $xx (xx ...)
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$parsedFrame['timestampformat'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['position'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset));
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'USER')) { // 4.22 USER Terms of use (ID3v2.3+ only)
|
||
|
|
// There may be more than one 'Terms of use' frame in a tag,
|
||
|
|
// but only one with the same 'Language'
|
||
|
|
// <Header for 'Terms of use frame', ID: 'USER'>
|
||
|
|
// Text encoding $xx
|
||
|
|
// Language $xx xx xx
|
||
|
|
// The actual text <text string according to encoding>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
|
||
|
|
$this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding');
|
||
|
|
}
|
||
|
|
$frame_language = substr($parsedFrame['data'], $frame_offset, 3);
|
||
|
|
$frame_offset += 3;
|
||
|
|
$parsedFrame['language'] = $frame_language;
|
||
|
|
$parsedFrame['languagename'] = $this->LanguageLookup($frame_language, false);
|
||
|
|
$parsedFrame['encodingid'] = $frame_textencoding;
|
||
|
|
$parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
|
||
|
|
|
||
|
|
$parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
|
||
|
|
$parsedFrame['data'] = $this->RemoveStringTerminator($parsedFrame['data'], $this->TextEncodingTerminatorLookup($frame_textencoding));
|
||
|
|
if (!empty($parsedFrame['framenameshort']) && !empty($parsedFrame['data'])) {
|
||
|
|
$info['id3v2']['comments'][$parsedFrame['framenameshort']][] = getid3_lib::iconv_fallback($parsedFrame['encoding'], $info['id3v2']['encoding'], $parsedFrame['data']);
|
||
|
|
}
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'OWNE')) { // 4.23 OWNE Ownership frame (ID3v2.3+ only)
|
||
|
|
// There may only be one 'OWNE' frame in a tag
|
||
|
|
// <Header for 'Ownership frame', ID: 'OWNE'>
|
||
|
|
// Text encoding $xx
|
||
|
|
// Price paid <text string> $00
|
||
|
|
// Date of purch. <text string>
|
||
|
|
// Seller <text string according to encoding>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
|
||
|
|
$this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding');
|
||
|
|
}
|
||
|
|
$parsedFrame['encodingid'] = $frame_textencoding;
|
||
|
|
$parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
|
||
|
|
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_pricepaid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
|
||
|
|
$parsedFrame['pricepaid']['currencyid'] = substr($frame_pricepaid, 0, 3);
|
||
|
|
$parsedFrame['pricepaid']['currency'] = $this->LookupCurrencyUnits($parsedFrame['pricepaid']['currencyid']);
|
||
|
|
$parsedFrame['pricepaid']['value'] = substr($frame_pricepaid, 3);
|
||
|
|
|
||
|
|
$parsedFrame['purchasedate'] = substr($parsedFrame['data'], $frame_offset, 8);
|
||
|
|
if ($this->IsValidDateStampString($parsedFrame['purchasedate'])) {
|
||
|
|
$parsedFrame['purchasedateunix'] = mktime (0, 0, 0, substr($parsedFrame['purchasedate'], 4, 2), substr($parsedFrame['purchasedate'], 6, 2), substr($parsedFrame['purchasedate'], 0, 4));
|
||
|
|
}
|
||
|
|
$frame_offset += 8;
|
||
|
|
|
||
|
|
$parsedFrame['seller'] = (string) substr($parsedFrame['data'], $frame_offset);
|
||
|
|
$parsedFrame['seller'] = $this->RemoveStringTerminator($parsedFrame['seller'], $this->TextEncodingTerminatorLookup($frame_textencoding));
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'COMR')) { // 4.24 COMR Commercial frame (ID3v2.3+ only)
|
||
|
|
// There may be more than one 'commercial frame' in a tag,
|
||
|
|
// but no two may be identical
|
||
|
|
// <Header for 'Commercial frame', ID: 'COMR'>
|
||
|
|
// 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>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_textencoding = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$frame_textencoding_terminator = $this->TextEncodingTerminatorLookup($frame_textencoding);
|
||
|
|
if ((($id3v2_majorversion <= 3) && ($frame_textencoding > 1)) || (($id3v2_majorversion == 4) && ($frame_textencoding > 3))) {
|
||
|
|
$this->warning('Invalid text encoding byte ('.$frame_textencoding.') in frame "'.$parsedFrame['frame_name'].'" - defaulting to ISO-8859-1 encoding');
|
||
|
|
$frame_textencoding_terminator = "\x00";
|
||
|
|
}
|
||
|
|
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_pricestring = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
$frame_rawpricearray = explode('/', $frame_pricestring);
|
||
|
|
foreach ($frame_rawpricearray as $key => $val) {
|
||
|
|
$frame_currencyid = substr($val, 0, 3);
|
||
|
|
$parsedFrame['price'][$frame_currencyid]['currency'] = $this->LookupCurrencyUnits($frame_currencyid);
|
||
|
|
$parsedFrame['price'][$frame_currencyid]['value'] = substr($val, 3);
|
||
|
|
}
|
||
|
|
|
||
|
|
$frame_datestring = substr($parsedFrame['data'], $frame_offset, 8);
|
||
|
|
$frame_offset += 8;
|
||
|
|
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_contacturl = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
|
||
|
|
$frame_receivedasid = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset);
|
||
|
|
if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) {
|
||
|
|
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
|
||
|
|
}
|
||
|
|
$frame_sellername = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
if (ord($frame_sellername) === 0) {
|
||
|
|
$frame_sellername = '';
|
||
|
|
}
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen($frame_textencoding_terminator);
|
||
|
|
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], $frame_textencoding_terminator, $frame_offset);
|
||
|
|
if (ord(substr($parsedFrame['data'], $frame_terminatorpos + strlen($frame_textencoding_terminator), 1)) === 0) {
|
||
|
|
$frame_terminatorpos++; // strpos() fooled because 2nd byte of Unicode chars are often 0x00
|
||
|
|
}
|
||
|
|
$parsedFrame['description'] = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
$parsedFrame['description'] = $this->MakeUTF16emptyStringEmpty($parsedFrame['description']);
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen($frame_textencoding_terminator);
|
||
|
|
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_mimetype = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
|
||
|
|
$frame_sellerlogo = substr($parsedFrame['data'], $frame_offset);
|
||
|
|
|
||
|
|
$parsedFrame['encodingid'] = $frame_textencoding;
|
||
|
|
$parsedFrame['encoding'] = $this->TextEncodingNameLookup($frame_textencoding);
|
||
|
|
|
||
|
|
$parsedFrame['pricevaliduntil'] = $frame_datestring;
|
||
|
|
$parsedFrame['contacturl'] = $frame_contacturl;
|
||
|
|
$parsedFrame['receivedasid'] = $frame_receivedasid;
|
||
|
|
$parsedFrame['receivedas'] = $this->COMRReceivedAsLookup($frame_receivedasid);
|
||
|
|
$parsedFrame['sellername'] = $frame_sellername;
|
||
|
|
$parsedFrame['mime'] = $frame_mimetype;
|
||
|
|
$parsedFrame['logo'] = $frame_sellerlogo;
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'ENCR')) { // 4.25 ENCR Encryption method registration (ID3v2.3+ only)
|
||
|
|
// There may be several 'ENCR' frames in a tag,
|
||
|
|
// but only one containing the same symbol
|
||
|
|
// and only one containing the same owner identifier
|
||
|
|
// <Header for 'Encryption method registration', ID: 'ENCR'>
|
||
|
|
// Owner identifier <text string> $00
|
||
|
|
// Method symbol $xx
|
||
|
|
// Encryption data <binary data>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
if (ord($frame_ownerid) === 0) {
|
||
|
|
$frame_ownerid = '';
|
||
|
|
}
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
|
||
|
|
$parsedFrame['ownerid'] = $frame_ownerid;
|
||
|
|
$parsedFrame['methodsymbol'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'GRID')) { // 4.26 GRID Group identification registration (ID3v2.3+ only)
|
||
|
|
|
||
|
|
// There may be several 'GRID' frames in a tag,
|
||
|
|
// but only one containing the same symbol
|
||
|
|
// and only one containing the same owner identifier
|
||
|
|
// <Header for 'Group ID registration', ID: 'GRID'>
|
||
|
|
// Owner identifier <text string> $00
|
||
|
|
// Group symbol $xx
|
||
|
|
// Group dependent data <binary data>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
if (ord($frame_ownerid) === 0) {
|
||
|
|
$frame_ownerid = '';
|
||
|
|
}
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
|
||
|
|
$parsedFrame['ownerid'] = $frame_ownerid;
|
||
|
|
$parsedFrame['groupsymbol'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'PRIV')) { // 4.27 PRIV Private frame (ID3v2.3+ only)
|
||
|
|
// The tag may contain more than one 'PRIV' frame
|
||
|
|
// but only with different contents
|
||
|
|
// <Header for 'Private frame', ID: 'PRIV'>
|
||
|
|
// Owner identifier <text string> $00
|
||
|
|
// The private data <binary data>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$frame_terminatorpos = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$frame_ownerid = substr($parsedFrame['data'], $frame_offset, $frame_terminatorpos - $frame_offset);
|
||
|
|
if (ord($frame_ownerid) === 0) {
|
||
|
|
$frame_ownerid = '';
|
||
|
|
}
|
||
|
|
$frame_offset = $frame_terminatorpos + strlen("\x00");
|
||
|
|
|
||
|
|
$parsedFrame['ownerid'] = $frame_ownerid;
|
||
|
|
$parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'SIGN')) { // 4.28 SIGN Signature frame (ID3v2.4+ only)
|
||
|
|
// There may be more than one 'signature frame' in a tag,
|
||
|
|
// but no two may be identical
|
||
|
|
// <Header for 'Signature frame', ID: 'SIGN'>
|
||
|
|
// Group symbol $xx
|
||
|
|
// Signature <binary data>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$parsedFrame['groupsymbol'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$parsedFrame['data'] = (string) substr($parsedFrame['data'], $frame_offset);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'SEEK')) { // 4.29 SEEK Seek frame (ID3v2.4+ only)
|
||
|
|
// There may only be one 'seek frame' in a tag
|
||
|
|
// <Header for 'Seek frame', ID: 'SEEK'>
|
||
|
|
// Minimum offset to next tag $xx xx xx xx
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$parsedFrame['data'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
|
||
|
|
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 4) && ($parsedFrame['frame_name'] == 'ASPI')) { // 4.30 ASPI Audio seek point index (ID3v2.4+ only)
|
||
|
|
// There may only be one 'audio seek point index' frame in a tag
|
||
|
|
// <Header for 'Seek Point Index', ID: 'ASPI'>
|
||
|
|
// 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)
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$parsedFrame['datastart'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
|
||
|
|
$frame_offset += 4;
|
||
|
|
$parsedFrame['indexeddatalength'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
|
||
|
|
$frame_offset += 4;
|
||
|
|
$parsedFrame['indexpoints'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2));
|
||
|
|
$frame_offset += 2;
|
||
|
|
$parsedFrame['bitsperpoint'] = ord(substr($parsedFrame['data'], $frame_offset++, 1));
|
||
|
|
$frame_bytesperpoint = ceil($parsedFrame['bitsperpoint'] / 8);
|
||
|
|
for ($i = 0; $i < $parsedFrame['indexpoints']; $i++) {
|
||
|
|
$parsedFrame['indexes'][$i] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, $frame_bytesperpoint));
|
||
|
|
$frame_offset += $frame_bytesperpoint;
|
||
|
|
}
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'RGAD')) { // Replay Gain Adjustment
|
||
|
|
// http://privatewww.essex.ac.uk/~djmrob/replaygain/file_format_id3v2.html
|
||
|
|
// There may only be one 'RGAD' frame in a tag
|
||
|
|
// <Header for 'Replay Gain Adjustment', ID: 'RGAD'>
|
||
|
|
// 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
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
$parsedFrame['peakamplitude'] = getid3_lib::BigEndian2Float(substr($parsedFrame['data'], $frame_offset, 4));
|
||
|
|
$frame_offset += 4;
|
||
|
|
foreach (array('track','album') as $rgad_entry_type) {
|
||
|
|
$rg_adjustment_word = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2));
|
||
|
|
$frame_offset += 2;
|
||
|
|
$parsedFrame['raw'][$rgad_entry_type]['name'] = ($rg_adjustment_word & 0xE000) >> 13;
|
||
|
|
$parsedFrame['raw'][$rgad_entry_type]['originator'] = ($rg_adjustment_word & 0x1C00) >> 10;
|
||
|
|
$parsedFrame['raw'][$rgad_entry_type]['signbit'] = ($rg_adjustment_word & 0x0200) >> 9;
|
||
|
|
$parsedFrame['raw'][$rgad_entry_type]['adjustment'] = ($rg_adjustment_word & 0x0100);
|
||
|
|
}
|
||
|
|
$parsedFrame['track']['name'] = getid3_lib::RGADnameLookup($parsedFrame['raw']['track']['name']);
|
||
|
|
$parsedFrame['track']['originator'] = getid3_lib::RGADoriginatorLookup($parsedFrame['raw']['track']['originator']);
|
||
|
|
$parsedFrame['track']['adjustment'] = getid3_lib::RGADadjustmentLookup($parsedFrame['raw']['track']['adjustment'], $parsedFrame['raw']['track']['signbit']);
|
||
|
|
$parsedFrame['album']['name'] = getid3_lib::RGADnameLookup($parsedFrame['raw']['album']['name']);
|
||
|
|
$parsedFrame['album']['originator'] = getid3_lib::RGADoriginatorLookup($parsedFrame['raw']['album']['originator']);
|
||
|
|
$parsedFrame['album']['adjustment'] = getid3_lib::RGADadjustmentLookup($parsedFrame['raw']['album']['adjustment'], $parsedFrame['raw']['album']['signbit']);
|
||
|
|
|
||
|
|
$info['replay_gain']['track']['peak'] = $parsedFrame['peakamplitude'];
|
||
|
|
$info['replay_gain']['track']['originator'] = $parsedFrame['track']['originator'];
|
||
|
|
$info['replay_gain']['track']['adjustment'] = $parsedFrame['track']['adjustment'];
|
||
|
|
$info['replay_gain']['album']['originator'] = $parsedFrame['album']['originator'];
|
||
|
|
$info['replay_gain']['album']['adjustment'] = $parsedFrame['album']['adjustment'];
|
||
|
|
|
||
|
|
unset($parsedFrame['data']);
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'CHAP')) { // CHAP Chapters frame (ID3v2.3+ only)
|
||
|
|
// http://id3.org/id3v2-chapters-1.0
|
||
|
|
// <ID3v2.3 or ID3v2.4 frame header, ID: "CHAP"> (10 bytes)
|
||
|
|
// Element ID <text string> $00
|
||
|
|
// Start time $xx xx xx xx
|
||
|
|
// End time $xx xx xx xx
|
||
|
|
// Start offset $xx xx xx xx
|
||
|
|
// End offset $xx xx xx xx
|
||
|
|
// <Optional embedded sub-frames>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
@list($parsedFrame['element_id']) = explode("\x00", $parsedFrame['data'], 2);
|
||
|
|
$frame_offset += strlen($parsedFrame['element_id']."\x00");
|
||
|
|
$parsedFrame['time_begin'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
|
||
|
|
$frame_offset += 4;
|
||
|
|
$parsedFrame['time_end'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
|
||
|
|
$frame_offset += 4;
|
||
|
|
if (substr($parsedFrame['data'], $frame_offset, 4) != "\xFF\xFF\xFF\xFF") {
|
||
|
|
// "If these bytes are all set to 0xFF then the value should be ignored and the start time value should be utilized."
|
||
|
|
$parsedFrame['offset_begin'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
|
||
|
|
}
|
||
|
|
$frame_offset += 4;
|
||
|
|
if (substr($parsedFrame['data'], $frame_offset, 4) != "\xFF\xFF\xFF\xFF") {
|
||
|
|
// "If these bytes are all set to 0xFF then the value should be ignored and the start time value should be utilized."
|
||
|
|
$parsedFrame['offset_end'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
|
||
|
|
}
|
||
|
|
$frame_offset += 4;
|
||
|
|
|
||
|
|
if ($frame_offset < strlen($parsedFrame['data'])) {
|
||
|
|
$parsedFrame['subframes'] = array();
|
||
|
|
while ($frame_offset < strlen($parsedFrame['data'])) {
|
||
|
|
// <Optional embedded sub-frames>
|
||
|
|
$subframe = array();
|
||
|
|
$subframe['name'] = substr($parsedFrame['data'], $frame_offset, 4);
|
||
|
|
$frame_offset += 4;
|
||
|
|
$subframe['size'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
|
||
|
|
$frame_offset += 4;
|
||
|
|
$subframe['flags_raw'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2));
|
||
|
|
$frame_offset += 2;
|
||
|
|
if ($subframe['size'] > (strlen($parsedFrame['data']) - $frame_offset)) {
|
||
|
|
$this->warning('CHAP subframe "'.$subframe['name'].'" at frame offset '.$frame_offset.' claims to be "'.$subframe['size'].'" bytes, which is more than the available data ('.(strlen($parsedFrame['data']) - $frame_offset).' bytes)');
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
$subframe_rawdata = substr($parsedFrame['data'], $frame_offset, $subframe['size']);
|
||
|
|
$frame_offset += $subframe['size'];
|
||
|
|
|
||
|
|
$subframe['encodingid'] = ord(substr($subframe_rawdata, 0, 1));
|
||
|
|
$subframe['text'] = substr($subframe_rawdata, 1);
|
||
|
|
$subframe['encoding'] = $this->TextEncodingNameLookup($subframe['encodingid']);
|
||
|
|
$encoding_converted_text = trim(getid3_lib::iconv_fallback($subframe['encoding'], $info['encoding'], $subframe['text']));
|
||
|
|
switch (substr($encoding_converted_text, 0, 2)) {
|
||
|
|
case "\xFF\xFE":
|
||
|
|
case "\xFE\xFF":
|
||
|
|
switch (strtoupper($info['id3v2']['encoding'])) {
|
||
|
|
case 'ISO-8859-1':
|
||
|
|
case 'UTF-8':
|
||
|
|
$encoding_converted_text = substr($encoding_converted_text, 2);
|
||
|
|
// remove unwanted byte-order-marks
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
// ignore
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
// do not remove BOM
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
switch ($subframe['name']) {
|
||
|
|
case 'TIT2':
|
||
|
|
$parsedFrame['chapter_name'] = $encoding_converted_text;
|
||
|
|
$parsedFrame['subframes'][] = $subframe;
|
||
|
|
break;
|
||
|
|
case 'TIT3':
|
||
|
|
$parsedFrame['chapter_description'] = $encoding_converted_text;
|
||
|
|
$parsedFrame['subframes'][] = $subframe;
|
||
|
|
break;
|
||
|
|
case 'WXXX':
|
||
|
|
@list($subframe['chapter_url_description'], $subframe['chapter_url']) = explode("\x00", $encoding_converted_text, 2);
|
||
|
|
$parsedFrame['chapter_url'][$subframe['chapter_url_description']] = $subframe['chapter_url'];
|
||
|
|
$parsedFrame['subframes'][] = $subframe;
|
||
|
|
break;
|
||
|
|
case 'APIC':
|
||
|
|
if (preg_match('#^([^\\x00]+)*\\x00(.)([^\\x00]+)*\\x00(.+)$#s', $subframe['text'], $matches)) {
|
||
|
|
list($dummy, $subframe_apic_mime, $subframe_apic_picturetype, $subframe_apic_description, $subframe_apic_picturedata) = $matches;
|
||
|
|
$subframe['image_mime'] = trim(getid3_lib::iconv_fallback($subframe['encoding'], $info['encoding'], $subframe_apic_mime));
|
||
|
|
$subframe['picture_type'] = $this->APICPictureTypeLookup($subframe_apic_picturetype);
|
||
|
|
$subframe['description'] = trim(getid3_lib::iconv_fallback($subframe['encoding'], $info['encoding'], $subframe_apic_description));
|
||
|
|
if (strlen($this->TextEncodingTerminatorLookup($subframe['encoding'])) == 2) {
|
||
|
|
// the null terminator between "description" and "picture data" could be either 1 byte (ISO-8859-1, UTF-8) or two bytes (UTF-16)
|
||
|
|
// the above regex assumes one byte, if it's actually two then strip the second one here
|
||
|
|
$subframe_apic_picturedata = substr($subframe_apic_picturedata, 1);
|
||
|
|
}
|
||
|
|
$subframe['data'] = $subframe_apic_picturedata;
|
||
|
|
unset($dummy, $subframe_apic_mime, $subframe_apic_picturetype, $subframe_apic_description, $subframe_apic_picturedata);
|
||
|
|
unset($subframe['text'], $parsedFrame['text']);
|
||
|
|
$parsedFrame['subframes'][] = $subframe;
|
||
|
|
$parsedFrame['picture_present'] = true;
|
||
|
|
} else {
|
||
|
|
$this->warning('ID3v2.CHAP subframe #'.(count($parsedFrame['subframes']) + 1).' "'.$subframe['name'].'" not in expected format');
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
$this->warning('ID3v2.CHAP subframe "'.$subframe['name'].'" not handled (supported: TIT2, TIT3, WXXX, APIC)');
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
unset($subframe_rawdata, $subframe, $encoding_converted_text);
|
||
|
|
unset($parsedFrame['data']); // debatable whether this this be here, without it the returned structure may contain a large amount of duplicate data if chapters contain APIC
|
||
|
|
}
|
||
|
|
|
||
|
|
$id3v2_chapter_entry = array();
|
||
|
|
foreach (array('id', 'time_begin', 'time_end', 'offset_begin', 'offset_end', 'chapter_name', 'chapter_description', 'chapter_url', 'picture_present') as $id3v2_chapter_key) {
|
||
|
|
if (isset($parsedFrame[$id3v2_chapter_key])) {
|
||
|
|
$id3v2_chapter_entry[$id3v2_chapter_key] = $parsedFrame[$id3v2_chapter_key];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!isset($info['id3v2']['chapters'])) {
|
||
|
|
$info['id3v2']['chapters'] = array();
|
||
|
|
}
|
||
|
|
$info['id3v2']['chapters'][] = $id3v2_chapter_entry;
|
||
|
|
unset($id3v2_chapter_entry, $id3v2_chapter_key);
|
||
|
|
|
||
|
|
|
||
|
|
} elseif (($id3v2_majorversion >= 3) && ($parsedFrame['frame_name'] == 'CTOC')) { // CTOC Chapters Table Of Contents frame (ID3v2.3+ only)
|
||
|
|
// http://id3.org/id3v2-chapters-1.0
|
||
|
|
// <ID3v2.3 or ID3v2.4 frame header, ID: "CTOC"> (10 bytes)
|
||
|
|
// Element ID <text string> $00
|
||
|
|
// CTOC flags %xx
|
||
|
|
// Entry count $xx
|
||
|
|
// Child Element ID <string>$00 /* zero or more child CHAP or CTOC entries */
|
||
|
|
// <Optional embedded sub-frames>
|
||
|
|
|
||
|
|
$frame_offset = 0;
|
||
|
|
@list($parsedFrame['element_id']) = explode("\x00", $parsedFrame['data'], 2);
|
||
|
|
$frame_offset += strlen($parsedFrame['element_id']."\x00");
|
||
|
|
$ctoc_flags_raw = ord(substr($parsedFrame['data'], $frame_offset, 1));
|
||
|
|
$frame_offset += 1;
|
||
|
|
$parsedFrame['entry_count'] = ord(substr($parsedFrame['data'], $frame_offset, 1));
|
||
|
|
$frame_offset += 1;
|
||
|
|
|
||
|
|
$terminator_position = null;
|
||
|
|
for ($i = 0; $i < $parsedFrame['entry_count']; $i++) {
|
||
|
|
$terminator_position = strpos($parsedFrame['data'], "\x00", $frame_offset);
|
||
|
|
$parsedFrame['child_element_ids'][$i] = substr($parsedFrame['data'], $frame_offset, $terminator_position - $frame_offset);
|
||
|
|
$frame_offset = $terminator_position + 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
$parsedFrame['ctoc_flags']['ordered'] = (bool) ($ctoc_flags_raw & 0x01);
|
||
|
|
$parsedFrame['ctoc_flags']['top_level'] = (bool) ($ctoc_flags_raw & 0x03);
|
||
|
|
|
||
|
|
unset($ctoc_flags_raw, $terminator_position);
|
||
|
|
|
||
|
|
if ($frame_offset < strlen($parsedFrame['data'])) {
|
||
|
|
$parsedFrame['subframes'] = array();
|
||
|
|
while ($frame_offset < strlen($parsedFrame['data'])) {
|
||
|
|
// <Optional embedded sub-frames>
|
||
|
|
$subframe = array();
|
||
|
|
$subframe['name'] = substr($parsedFrame['data'], $frame_offset, 4);
|
||
|
|
$frame_offset += 4;
|
||
|
|
$subframe['size'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 4));
|
||
|
|
$frame_offset += 4;
|
||
|
|
$subframe['flags_raw'] = getid3_lib::BigEndian2Int(substr($parsedFrame['data'], $frame_offset, 2));
|
||
|
|
$frame_offset += 2;
|
||
|
|
if ($subframe['size'] > (strlen($parsedFrame['data']) - $frame_offset)) {
|
||
|
|
$this->warning('CTOS subframe "'.$subframe['name'].'" at frame offset '.$frame_offset.' claims to be "'.$subframe['size'].'" bytes, which is more than the available data ('.(strlen($parsedFrame['data']) - $frame_offset).' bytes)');
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
$subframe_rawdata = substr($parsedFrame['data'], $frame_offset, $subframe['size']);
|
||
|
|
$frame_offset += $subframe['size'];
|
||
|
|
|
||
|
|
$subframe['encodingid'] = ord(substr($subframe_rawdata, 0, 1));
|
||
|
|
$subframe['text'] = substr($subframe_rawdata, 1);
|
||
|
|
$subframe['encoding'] = $this->TextEncodingNameLookup($subframe['encodingid']);
|
||
|
|
$encoding_converted_text = trim(getid3_lib::iconv_fallback($subframe['encoding'], $info['encoding'], $subframe['text']));;
|
||
|
|
switch (substr($encoding_converted_text, 0, 2)) {
|
||
|
|
case "\xFF\xFE":
|
||
|
|
case "\xFE\xFF":
|
||
|
|
switch (strtoupper($info['id3v2']['encoding'])) {
|
||
|
|
case 'ISO-8859-1':
|
||
|
|
case 'UTF-8':
|
||
|
|
$encoding_converted_text = substr($encoding_converted_text, 2);
|
||
|
|
// remove unwanted byte-order-marks
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
// ignore
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
// do not remove BOM
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (($subframe['name'] == 'TIT2') || ($subframe['name'] == 'TIT3')) {
|
||
|
|
if ($subframe['name'] == 'TIT2') {
|
||
|
|
$parsedFrame['toc_name'] = $encoding_converted_text;
|
||
|
|
} elseif ($subframe['name'] == 'TIT3') {
|
||
|
|
$parsedFrame['toc_description'] = $encoding_converted_text;
|
||
|
|
}
|
||
|
|
$parsedFrame['subframes'][] = $subframe;
|
||
|
|
} else {
|
||
|
|
$this->warning('ID3v2.CTOC subframe "'.$subframe['name'].'" not handled (only TIT2 and TIT3)');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
unset($subframe_rawdata, $subframe, $encoding_converted_text);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $data
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public function DeUnsynchronise($data) {
|
||
|
|
return str_replace("\xFF\x00", "\xFF", $data);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param int $index
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public function LookupExtendedHeaderRestrictionsTagSizeLimits($index) {
|
||
|
|
static $LookupExtendedHeaderRestrictionsTagSizeLimits = array(
|
||
|
|
0x00 => 'No more than 128 frames and 1 MB total tag size',
|
||
|
|
0x01 => 'No more than 64 frames and 128 KB total tag size',
|
||
|
|
0x02 => 'No more than 32 frames and 40 KB total tag size',
|
||
|
|
0x03 => 'No more than 32 frames and 4 KB total tag size',
|
||
|
|
);
|
||
|
|
return (isset($LookupExtendedHeaderRestrictionsTagSizeLimits[$index]) ? $LookupExtendedHeaderRestrictionsTagSizeLimits[$index] : '');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param int $index
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public function LookupExtendedHeaderRestrictionsTextEncodings($index) {
|
||
|
|
static $LookupExtendedHeaderRestrictionsTextEncodings = array(
|
||
|
|
0x00 => 'No restrictions',
|
||
|
|
0x01 => 'Strings are only encoded with ISO-8859-1 or UTF-8',
|
||
|
|
);
|
||
|
|
return (isset($LookupExtendedHeaderRestrictionsTextEncodings[$index]) ? $LookupExtendedHeaderRestrictionsTextEncodings[$index] : '');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param int $index
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public function LookupExtendedHeaderRestrictionsTextFieldSize($index) {
|
||
|
|
static $LookupExtendedHeaderRestrictionsTextFieldSize = array(
|
||
|
|
0x00 => 'No restrictions',
|
||
|
|
0x01 => 'No string is longer than 1024 characters',
|
||
|
|
0x02 => 'No string is longer than 128 characters',
|
||
|
|
0x03 => 'No string is longer than 30 characters',
|
||
|
|
);
|
||
|
|
return (isset($LookupExtendedHeaderRestrictionsTextFieldSize[$index]) ? $LookupExtendedHeaderRestrictionsTextFieldSize[$index] : '');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param int $index
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public function LookupExtendedHeaderRestrictionsImageEncoding($index) {
|
||
|
|
static $LookupExtendedHeaderRestrictionsImageEncoding = array(
|
||
|
|
0x00 => 'No restrictions',
|
||
|
|
0x01 => 'Images are encoded only with PNG or JPEG',
|
||
|
|
);
|
||
|
|
return (isset($LookupExtendedHeaderRestrictionsImageEncoding[$index]) ? $LookupExtendedHeaderRestrictionsImageEncoding[$index] : '');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param int $index
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public function LookupExtendedHeaderRestrictionsImageSizeSize($index) {
|
||
|
|
static $LookupExtendedHeaderRestrictionsImageSizeSize = array(
|
||
|
|
0x00 => 'No restrictions',
|
||
|
|
0x01 => 'All images are 256x256 pixels or smaller',
|
||
|
|
0x02 => 'All images are 64x64 pixels or smaller',
|
||
|
|
0x03 => 'All images are exactly 64x64 pixels, unless required otherwise',
|
||
|
|
);
|
||
|
|
return (isset($LookupExtendedHeaderRestrictionsImageSizeSize[$index]) ? $LookupExtendedHeaderRestrictionsImageSizeSize[$index] : '');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $currencyid
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public function LookupCurrencyUnits($currencyid) {
|
||
|
|
|
||
|
|
$begin = __LINE__;
|
||
|
|
|
||
|
|
/** This is not a comment!
|
||
|
|
|
||
|
|
|
||
|
|
AED Dirhams
|
||
|
|
AFA Afghanis
|
||
|
|
ALL Leke
|
||
|
|
AMD Drams
|
||
|
|
ANG Guilders
|
||
|
|
AOA Kwanza
|
||
|
|
ARS Pesos
|
||
|
|
ATS Schillings
|
||
|
|
AUD Dollars
|
||
|
|
AWG Guilders
|
||
|
|
AZM Manats
|
||
|
|
BAM Convertible Marka
|
||
|
|
BBD Dollars
|
||
|
|
BDT Taka
|
||
|
|
BEF Francs
|
||
|
|
BGL Leva
|
||
|
|
BHD Dinars
|
||
|
|
BIF Francs
|
||
|
|
BMD Dollars
|
||
|
|
BND Dollars
|
||
|
|
BOB Bolivianos
|
||
|
|
BRL Brazil Real
|
||
|
|
BSD Dollars
|
||
|
|
BTN Ngultrum
|
||
|
|
BWP Pulas
|
||
|
|
BYR Rubles
|
||
|
|
BZD Dollars
|
||
|
|
CAD Dollars
|
||
|
|
CDF Congolese Francs
|
||
|
|
CHF Francs
|
||
|
|
CLP Pesos
|
||
|
|
CNY Yuan Renminbi
|
||
|
|
COP Pesos
|
||
|
|
CRC Colones
|
||
|
|
CUP Pesos
|
||
|
|
CVE Escudos
|
||
|
|
CYP Pounds
|
||
|
|
CZK Koruny
|
||
|
|
DEM Deutsche Marks
|
||
|
|
DJF Francs
|
||
|
|
DKK Kroner
|
||
|
|
DOP Pesos
|
||
|
|
DZD Algeria Dinars
|
||
|
|
EEK Krooni
|
||
|
|
EGP Pounds
|
||
|
|
ERN Nakfa
|
||
|
|
ESP Pesetas
|
||
|
|
ETB Birr
|
||
|
|
EUR Euro
|
||
|
|
FIM Markkaa
|
||
|
|
FJD Dollars
|
||
|
|
FKP Pounds
|
||
|
|
FRF Francs
|
||
|
|
GBP Pounds
|
||
|
|
GEL Lari
|
||
|
|
GGP Pounds
|
||
|
|
GHC Cedis
|
||
|
|
GIP Pounds
|
||
|
|
GMD Dalasi
|
||
|
|
GNF Francs
|
||
|
|
GRD Drachmae
|
||
|
|
GTQ Quetzales
|
||
|
|
GYD Dollars
|
||
|
|
HKD Dollars
|
||
|
|
HNL Lempiras
|
||
|
|
HRK Kuna
|
||
|
|
HTG Gourdes
|
||
|
|
HUF Forints
|
||
|
|
IDR Rupiahs
|
||
|
|
IEP Pounds
|
||
|
|
ILS New Shekels
|
||
|
|
IMP Pounds
|
||
|
|
INR Rupees
|
||
|
|
IQD Dinars
|
||
|
|
IRR Rials
|
||
|
|
ISK Kronur
|
||
|
|
ITL Lire
|
||
|
|
JEP Pounds
|
||
|
|
JMD Dollars
|
||
|
|
JOD Dinars
|
||
|
|
JPY Yen
|
||
|
|
KES Shillings
|
||
|
|
KGS Soms
|
||
|
|
KHR Riels
|
||
|
|
KMF Francs
|
||
|
|
KPW Won
|
||
|
|
KWD Dinars
|
||
|
|
KYD Dollars
|
||
|
|
KZT Tenge
|
||
|
|
LAK Kips
|
||
|
|
LBP Pounds
|
||
|
|
LKR Rupees
|
||
|
|
LRD Dollars
|
||
|
|
LSL Maloti
|
||
|
|
LTL Litai
|
||
|
|
LUF Francs
|
||
|
|
LVL Lati
|
||
|
|
LYD Dinars
|
||
|
|
MAD Dirhams
|
||
|
|
MDL Lei
|
||
|
|
MGF Malagasy Francs
|
||
|
|
MKD Denars
|
||
|
|
MMK Kyats
|
||
|
|
MNT Tugriks
|
||
|
|
MOP Patacas
|
||
|
|
MRO Ouguiyas
|
||
|
|
MTL Liri
|
||
|
|
MUR Rupees
|
||
|
|
MVR Rufiyaa
|
||
|
|
MWK Kwachas
|
||
|
|
MXN Pesos
|
||
|
|
MYR Ringgits
|
||
|
|
MZM Meticais
|
||
|
|
NAD Dollars
|
||
|
|
NGN Nairas
|
||
|
|
NIO Gold Cordobas
|
||
|
|
NLG Guilders
|
||
|
|
NOK Krone
|
||
|
|
NPR Nepal Rupees
|
||
|
|
NZD Dollars
|
||
|
|
OMR Rials
|
||
|
|
PAB Balboa
|
||
|
|
PEN Nuevos Soles
|
||
|
|
PGK Kina
|
||
|
|
PHP Pesos
|
||
|
|
PKR Rupees
|
||
|
|
PLN Zlotych
|
||
|
|
PTE Escudos
|
||
|
|
PYG Guarani
|
||
|
|
QAR Rials
|
||
|
|
ROL Lei
|
||
|
|
RUR Rubles
|
||
|
|
RWF Rwanda Francs
|
||
|
|
SAR Riyals
|
||
|
|
SBD Dollars
|
||
|
|
SCR Rupees
|
||
|
|
SDD Dinars
|
||
|
|
SEK Kronor
|
||
|
|
SGD Dollars
|
||
|
|
SHP Pounds
|
||
|
|
SIT Tolars
|
||
|
|
SKK Koruny
|
||
|
|
SLL Leones
|
||
|
|
SOS Shillings
|
||
|
|
SPL Luigini
|
||
|
|
SRG Guilders
|
||
|
|
STD Dobras
|
||
|
|
SVC Colones
|
||
|
|
SYP Pounds
|
||
|
|
SZL Emalangeni
|
||
|
|
THB Baht
|
||
|
|
TJR Rubles
|
||
|
|
TMM Manats
|
||
|
|
TND Dinars
|
||
|
|
TOP Pa'anga
|
||
|
|
TRL Liras (old)
|
||
|
|
TRY Liras
|
||
|
|
TTD Dollars
|
||
|
|
TVD Tuvalu Dollars
|
||
|
|
TWD New Dollars
|
||
|
|
TZS Shillings
|
||
|
|
UAH Hryvnia
|
||
|
|
UGX Shillings
|
||
|
|
USD Dollars
|
||
|
|
UYU Pesos
|
||
|
|
UZS Sums
|
||
|
|
VAL Lire
|
||
|
|
VEB Bolivares
|
||
|
|
VND Dong
|
||
|
|
VUV Vatu
|
||
|
|
WST Tala
|
||
|
|
XAF Francs
|
||
|
|
XAG Ounces
|
||
|
|
XAU Ounces
|
||
|
|
XCD Dollars
|
||
|
|
XDR Special Drawing Rights
|
||
|
|
XPD Ounces
|
||
|
|
XPF Francs
|
||
|
|
XPT Ounces
|
||
|
|
YER Rials
|
||
|
|
YUM New Dinars
|
||
|
|
ZAR Rand
|
||
|
|
ZMK Kwacha
|
||
|
|
ZWD Zimbabwe Dollars
|
||
|
|
|
||
|
|
*/
|
||
|
|
|
||
|
|
return getid3_lib::EmbeddedLookup($currencyid, $begin, __LINE__, __FILE__, 'id3v2-currency-units');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $currencyid
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public function LookupCurrencyCountry($currencyid) {
|
||
|
|
|
||
|
|
$begin = __LINE__;
|
||
|
|
|
||
|
|
/** This is not a comment!
|
||
|
|
|
||
|
|
AED United Arab Emirates
|
||
|
|
AFA Afghanistan
|
||
|
|
ALL Albania
|
||
|
|
AMD Armenia
|
||
|
|
ANG Netherlands Antilles
|
||
|
|
AOA Angola
|
||
|
|
ARS Argentina
|
||
|
|
ATS Austria
|
||
|
|
AUD Australia
|
||
|
|
AWG Aruba
|
||
|
|
AZM Azerbaijan
|
||
|
|
BAM Bosnia and Herzegovina
|
||
|
|
BBD Barbados
|
||
|
|
BDT Bangladesh
|
||
|
|
BEF Belgium
|
||
|
|
BGL Bulgaria
|
||
|
|
BHD Bahrain
|
||
|
|
BIF Burundi
|
||
|
|
BMD Bermuda
|
||
|
|
BND Brunei Darussalam
|
||
|
|
BOB Bolivia
|
||
|
|
BRL Brazil
|
||
|
|
BSD Bahamas
|
||
|
|
BTN Bhutan
|
||
|
|
BWP Botswana
|
||
|
|
BYR Belarus
|
||
|
|
BZD Belize
|
||
|
|
CAD Canada
|
||
|
|
CDF Congo/Kinshasa
|
||
|
|
CHF Switzerland
|
||
|
|
CLP Chile
|
||
|
|
CNY China
|
||
|
|
COP Colombia
|
||
|
|
CRC Costa Rica
|
||
|
|
CUP Cuba
|
||
|
|
CVE Cape Verde
|
||
|
|
CYP Cyprus
|
||
|
|
CZK Czech Republic
|
||
|
|
DEM Germany
|
||
|
|
DJF Djibouti
|
||
|
|
DKK Denmark
|
||
|
|
DOP Dominican Republic
|
||
|
|
DZD Algeria
|
||
|
|
EEK Estonia
|
||
|
|
EGP Egypt
|
||
|
|
ERN Eritrea
|
||
|
|
ESP Spain
|
||
|
|
ETB Ethiopia
|
||
|
|
EUR Euro Member Countries
|
||
|
|
FIM Finland
|
||
|
|
FJD Fiji
|
||
|
|
FKP Falkland Islands (Malvinas)
|
||
|
|
FRF France
|
||
|
|
GBP United Kingdom
|
||
|
|
GEL Georgia
|
||
|
|
GGP Guernsey
|
||
|
|
GHC Ghana
|
||
|
|
GIP Gibraltar
|
||
|
|
GMD Gambia
|
||
|
|
GNF Guinea
|
||
|
|
GRD Greece
|
||
|
|
GTQ Guatemala
|
||
|
|
GYD Guyana
|
||
|
|
HKD Hong Kong
|
||
|
|
HNL Honduras
|
||
|
|
HRK Croatia
|
||
|
|
HTG Haiti
|
||
|
|
HUF Hungary
|
||
|
|
IDR Indonesia
|
||
|
|
IEP Ireland (Eire)
|
||
|
|
ILS Israel
|
||
|
|
IMP Isle of Man
|
||
|
|
INR India
|
||
|
|
IQD Iraq
|
||
|
|
IRR Iran
|
||
|
|
ISK Iceland
|
||
|
|
ITL Italy
|
||
|
|
JEP Jersey
|
||
|
|
JMD Jamaica
|
||
|
|
JOD Jordan
|
||
|
|
JPY Japan
|
||
|
|
KES Kenya
|
||
|
|
KGS Kyrgyzstan
|
||
|
|
KHR Cambodia
|
||
|
|
KMF Comoros
|
||
|
|
KPW Korea
|
||
|
|
KWD Kuwait
|
||
|
|
KYD Cayman Islands
|
||
|
|
KZT Kazakstan
|
||
|
|
LAK Laos
|
||
|
|
LBP Lebanon
|
||
|
|
LKR Sri Lanka
|
||
|
|
LRD Liberia
|
||
|
|
LSL Lesotho
|
||
|
|
LTL Lithuania
|
||
|
|
LUF Luxembourg
|
||
|
|
LVL Latvia
|
||
|
|
LYD Libya
|
||
|
|
MAD Morocco
|
||
|
|
MDL Moldova
|
||
|
|
MGF Madagascar
|
||
|
|
MKD Macedonia
|
||
|
|
MMK Myanmar (Burma)
|
||
|
|
MNT Mongolia
|
||
|
|
MOP Macau
|
||
|
|
MRO Mauritania
|
||
|
|
MTL Malta
|
||
|
|
MUR Mauritius
|
||
|
|
MVR Maldives (Maldive Islands)
|
||
|
|
MWK Malawi
|
||
|
|
MXN Mexico
|
||
|
|
MYR Malaysia
|
||
|
|
MZM Mozambique
|
||
|
|
NAD Namibia
|
||
|
|
NGN Nigeria
|
||
|
|
NIO Nicaragua
|
||
|
|
NLG Netherlands (Holland)
|
||
|
|
NOK Norway
|
||
|
|
NPR Nepal
|
||
|
|
NZD New Zealand
|
||
|
|
OMR Oman
|
||
|
|
PAB Panama
|
||
|
|
PEN Peru
|
||
|
|
PGK Papua New Guinea
|
||
|
|
PHP Philippines
|
||
|
|
PKR Pakistan
|
||
|
|
PLN Poland
|
||
|
|
PTE Portugal
|
||
|
|
PYG Paraguay
|
||
|
|
QAR Qatar
|
||
|
|
ROL Romania
|
||
|
|
RUR Russia
|
||
|
|
RWF Rwanda
|
||
|
|
SAR Saudi Arabia
|
||
|
|
SBD Solomon Islands
|
||
|
|
SCR Seychelles
|
||
|
|
SDD Sudan
|
||
|
|
SEK Sweden
|
||
|
|
SGD Singapore
|
||
|
|
SHP Saint Helena
|
||
|
|
SIT Slovenia
|
||
|
|
SKK Slovakia
|
||
|
|
SLL Sierra Leone
|
||
|
|
SOS Somalia
|
||
|
|
SPL Seborga
|
||
|
|
SRG Suriname
|
||
|
|
STD São Tome and Principe
|
||
|
|
SVC El Salvador
|
||
|
|
SYP Syria
|
||
|
|
SZL Swaziland
|
||
|
|
THB Thailand
|
||
|
|
TJR Tajikistan
|
||
|
|
TMM Turkmenistan
|
||
|
|
TND Tunisia
|
||
|
|
TOP Tonga
|
||
|
|
TRL Turkey
|
||
|
|
TRY Turkey
|
||
|
|
TTD Trinidad and Tobago
|
||
|
|
TVD Tuvalu
|
||
|
|
TWD Taiwan
|
||
|
|
TZS Tanzania
|
||
|
|
UAH Ukraine
|
||
|
|
UGX Uganda
|
||
|
|
USD United States of America
|
||
|
|
UYU Uruguay
|
||
|
|
UZS Uzbekistan
|
||
|
|
VAL Vatican City
|
||
|
|
VEB Venezuela
|
||
|
|
VND Viet Nam
|
||
|
|
VUV Vanuatu
|
||
|
|
WST Samoa
|
||
|
|
XAF Communauté Financière Africaine
|
||
|
|
XAG Silver
|
||
|
|
XAU Gold
|
||
|
|
XCD East Caribbean
|
||
|
|
XDR International Monetary Fund
|
||
|
|
XPD Palladium
|
||
|
|
XPF Comptoirs Français du Pacifique
|
||
|
|
XPT Platinum
|
||
|
|
YER Yemen
|
||
|
|
YUM Yugoslavia
|
||
|
|
ZAR South Africa
|
||
|
|
ZMK Zambia
|
||
|
|
ZWD Zimbabwe
|
||
|
|
|
||
|
|
*/
|
||
|
|
|
||
|
|
return getid3_lib::EmbeddedLookup($currencyid, $begin, __LINE__, __FILE__, 'id3v2-currency-country');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $languagecode
|
||
|
|
* @param bool $casesensitive
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public static function LanguageLookup($languagecode, $casesensitive=false) {
|
||
|
|
|
||
|
|
if (!$casesensitive) {
|
||
|
|
$languagecode = strtolower($languagecode);
|
||
|
|
}
|
||
|
|
|
||
|
|
// http://www.id3.org/id3v2.4.0-structure.txt
|
||
|
|
// [4. ID3v2 frame overview]
|
||
|
|
// The three byte language field, present in several frames, is used to
|
||
|
|
// describe the language of the frame's content, according to ISO-639-2
|
||
|
|
// [ISO-639-2]. The language should be represented in lower case. If the
|
||
|
|
// language is not known the string "XXX" should be used.
|
||
|
|
|
||
|
|
|
||
|
|
// ISO 639-2 - http://www.id3.org/iso639-2.html
|
||
|
|
|
||
|
|
$begin = __LINE__;
|
||
|
|
|
||
|
|
/** This is not a comment!
|
||
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XXX unknown
|
||
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xxx unknown
|
||
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aar Afar
|
||
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abk Abkhazian
|
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ace Achinese
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ach Acoli
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||
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ada Adangme
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||
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afa Afro-Asiatic (Other)
|
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afh Afrihili
|
||
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|
afr Afrikaans
|
||
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aka Akan
|
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akk Akkadian
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alb Albanian
|
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ale Aleut
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alg Algonquian Languages
|
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amh Amharic
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ang English, Old (ca. 450-1100)
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apa Apache Languages
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ara Arabic
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arc Aramaic
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arm Armenian
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arn Araucanian
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arp Arapaho
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art Artificial (Other)
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arw Arawak
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asm Assamese
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ath Athapascan Languages
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ava Avaric
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ave Avestan
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awa Awadhi
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aym Aymara
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aze Azerbaijani
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bad Banda
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bai Bamileke Languages
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bak Bashkir
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bal Baluchi
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bam Bambara
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ban Balinese
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baq Basque
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bas Basa
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bat Baltic (Other)
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bej Beja
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bel Byelorussian
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bem Bemba
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ben Bengali
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ber Berber (Other)
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bho Bhojpuri
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bih Bihari
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bik Bikol
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bin Bini
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bis Bislama
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bla Siksika
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bnt Bantu (Other)
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bod Tibetan
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bra Braj
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bre Breton
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bua Buriat
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bug Buginese
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bul Bulgarian
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bur Burmese
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cad Caddo
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cai Central American Indian (Other)
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car Carib
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cat Catalan
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cau Caucasian (Other)
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ceb Cebuano
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cel Celtic (Other)
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ces Czech
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cha Chamorro
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chb Chibcha
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che Chechen
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chg Chagatai
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chi Chinese
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chm Mari
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chn Chinook jargon
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cho Choctaw
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chr Cherokee
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chu Church Slavic
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chv Chuvash
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chy Cheyenne
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cop Coptic
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cor Cornish
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cos Corsican
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cpe Creoles and Pidgins, English-based (Other)
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cpf Creoles and Pidgins, French-based (Other)
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cpp Creoles and Pidgins, Portuguese-based (Other)
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cre Cree
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crp Creoles and Pidgins (Other)
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cus Cushitic (Other)
|
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cym Welsh
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cze Czech
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dak Dakota
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dan Danish
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del Delaware
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deu German
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din Dinka
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div Divehi
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doi Dogri
|
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dra Dravidian (Other)
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dua Duala
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dum Dutch, Middle (ca. 1050-1350)
|
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dut Dutch
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dyu Dyula
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dzo Dzongkha
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efi Efik
|
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egy Egyptian (Ancient)
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eka Ekajuk
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ell Greek, Modern (1453-)
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elx Elamite
|
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eng English
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enm English, Middle (ca. 1100-1500)
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epo Esperanto
|
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esk Eskimo (Other)
|
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esl Spanish
|
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est Estonian
|
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eus Basque
|
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ewe Ewe
|
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ewo Ewondo
|
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fan Fang
|
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fao Faroese
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fas Persian
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fat Fanti
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fij Fijian
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fin Finnish
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fiu Finno-Ugrian (Other)
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fon Fon
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fra French
|
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fre French
|
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frm French, Middle (ca. 1400-1600)
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fro French, Old (842- ca. 1400)
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fry Frisian
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ful Fulah
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gaa Ga
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gae Gaelic (Scots)
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gai Irish
|
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gay Gayo
|
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gdh Gaelic (Scots)
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gem Germanic (Other)
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geo Georgian
|
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ger German
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gez Geez
|
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gil Gilbertese
|
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glg Gallegan
|
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gmh German, Middle High (ca. 1050-1500)
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goh German, Old High (ca. 750-1050)
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gon Gondi
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got Gothic
|
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grb Grebo
|
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grc Greek, Ancient (to 1453)
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gre Greek, Modern (1453-)
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grn Guarani
|
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guj Gujarati
|
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hai Haida
|
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hau Hausa
|
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haw Hawaiian
|
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heb Hebrew
|
||
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her Herero
|
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hil Hiligaynon
|
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him Himachali
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hin Hindi
|
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hmo Hiri Motu
|
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hun Hungarian
|
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hup Hupa
|
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hye Armenian
|
||
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iba Iban
|
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ibo Igbo
|
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ice Icelandic
|
||
|
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ijo Ijo
|
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|
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iku Inuktitut
|
||
|
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ilo Iloko
|
||
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|
ina Interlingua (International Auxiliary language Association)
|
||
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inc Indic (Other)
|
||
|
|
ind Indonesian
|
||
|
|
ine Indo-European (Other)
|
||
|
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ine Interlingue
|
||
|
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ipk Inupiak
|
||
|
|
ira Iranian (Other)
|
||
|
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iri Irish
|
||
|
|
iro Iroquoian uages
|
||
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isl Icelandic
|
||
|
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ita Italian
|
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jav Javanese
|
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jaw Javanese
|
||
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jpn Japanese
|
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jpr Judeo-Persian
|
||
|
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jrb Judeo-Arabic
|
||
|
|
kaa Kara-Kalpak
|
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|
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kab Kabyle
|
||
|
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kac Kachin
|
||
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kal Greenlandic
|
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kam Kamba
|
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kan Kannada
|
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kar Karen
|
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kas Kashmiri
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kat Georgian
|
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kau Kanuri
|
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|
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kaw Kawi
|
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kaz Kazakh
|
||
|
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kha Khasi
|
||
|
|
khi Khoisan (Other)
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||
|
|
khm Khmer
|
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|
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kho Khotanese
|
||
|
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kik Kikuyu
|
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kin Kinyarwanda
|
||
|
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kir Kirghiz
|
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kok Konkani
|
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kom Komi
|
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kon Kongo
|
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kor Korean
|
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kpe Kpelle
|
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kro Kru
|
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kru Kurukh
|
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|
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kua Kuanyama
|
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|
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kum Kumyk
|
||
|
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kur Kurdish
|
||
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kus Kusaie
|
||
|
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kut Kutenai
|
||
|
|
lad Ladino
|
||
|
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lah Lahnda
|
||
|
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lam Lamba
|
||
|
|
lao Lao
|
||
|
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lat Latin
|
||
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lav Latvian
|
||
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lez Lezghian
|
||
|
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lin Lingala
|
||
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lit Lithuanian
|
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lol Mongo
|
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|
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loz Lozi
|
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ltz Letzeburgesch
|
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|
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lub Luba-Katanga
|
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lug Ganda
|
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|
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lui Luiseno
|
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|
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lun Lunda
|
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|
|
luo Luo (Kenya and Tanzania)
|
||
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mac Macedonian
|
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mad Madurese
|
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mag Magahi
|
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mah Marshall
|
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mai Maithili
|
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mak Macedonian
|
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mak Makasar
|
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mal Malayalam
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man Mandingo
|
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mao Maori
|
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map Austronesian (Other)
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||
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mar Marathi
|
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mas Masai
|
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|
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max Manx
|
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may Malay
|
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men Mende
|
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mga Irish, Middle (900 - 1200)
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mic Micmac
|
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min Minangkabau
|
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|
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mis Miscellaneous (Other)
|
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mkh Mon-Kmer (Other)
|
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|
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mlg Malagasy
|
||
|
|
mlt Maltese
|
||
|
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mni Manipuri
|
||
|
|
mno Manobo Languages
|
||
|
|
moh Mohawk
|
||
|
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mol Moldavian
|
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mon Mongolian
|
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|
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mos Mossi
|
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|
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mri Maori
|
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|
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msa Malay
|
||
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mul Multiple Languages
|
||
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mun Munda Languages
|
||
|
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mus Creek
|
||
|
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mwr Marwari
|
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|
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mya Burmese
|
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|
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myn Mayan Languages
|
||
|
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nah Aztec
|
||
|
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nai North American Indian (Other)
|
||
|
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nau Nauru
|
||
|
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nav Navajo
|
||
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nbl Ndebele, South
|
||
|
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nde Ndebele, North
|
||
|
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ndo Ndongo
|
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|
|
nep Nepali
|
||
|
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new Newari
|
||
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nic Niger-Kordofanian (Other)
|
||
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niu Niuean
|
||
|
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nla Dutch
|
||
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nno Norwegian (Nynorsk)
|
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non Norse, Old
|
||
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nor Norwegian
|
||
|
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nso Sotho, Northern
|
||
|
|
nub Nubian Languages
|
||
|
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nya Nyanja
|
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nym Nyamwezi
|
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|
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nyn Nyankole
|
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|
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nyo Nyoro
|
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|
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nzi Nzima
|
||
|
|
oci Langue d'Oc (post 1500)
|
||
|
|
oji Ojibwa
|
||
|
|
ori Oriya
|
||
|
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orm Oromo
|
||
|
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osa Osage
|
||
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oss Ossetic
|
||
|
|
ota Turkish, Ottoman (1500 - 1928)
|
||
|
|
oto Otomian Languages
|
||
|
|
paa Papuan-Australian (Other)
|
||
|
|
pag Pangasinan
|
||
|
|
pal Pahlavi
|
||
|
|
pam Pampanga
|
||
|
|
pan Panjabi
|
||
|
|
pap Papiamento
|
||
|
|
pau Palauan
|
||
|
|
peo Persian, Old (ca 600 - 400 B.C.)
|
||
|
|
per Persian
|
||
|
|
phn Phoenician
|
||
|
|
pli Pali
|
||
|
|
pol Polish
|
||
|
|
pon Ponape
|
||
|
|
por Portuguese
|
||
|
|
pra Prakrit uages
|
||
|
|
pro Provencal, Old (to 1500)
|
||
|
|
pus Pushto
|
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|
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que Quechua
|
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|
|
raj Rajasthani
|
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|
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rar Rarotongan
|
||
|
|
roa Romance (Other)
|
||
|
|
roh Rhaeto-Romance
|
||
|
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rom Romany
|
||
|
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ron Romanian
|
||
|
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rum Romanian
|
||
|
|
run Rundi
|
||
|
|
rus Russian
|
||
|
|
sad Sandawe
|
||
|
|
sag Sango
|
||
|
|
sah Yakut
|
||
|
|
sai South American Indian (Other)
|
||
|
|
sal Salishan Languages
|
||
|
|
sam Samaritan Aramaic
|
||
|
|
san Sanskrit
|
||
|
|
sco Scots
|
||
|
|
scr Serbo-Croatian
|
||
|
|
sel Selkup
|
||
|
|
sem Semitic (Other)
|
||
|
|
sga Irish, Old (to 900)
|
||
|
|
shn Shan
|
||
|
|
sid Sidamo
|
||
|
|
sin Singhalese
|
||
|
|
sio Siouan Languages
|
||
|
|
sit Sino-Tibetan (Other)
|
||
|
|
sla Slavic (Other)
|
||
|
|
slk Slovak
|
||
|
|
slo Slovak
|
||
|
|
slv Slovenian
|
||
|
|
smi Sami Languages
|
||
|
|
smo Samoan
|
||
|
|
sna Shona
|
||
|
|
snd Sindhi
|
||
|
|
sog Sogdian
|
||
|
|
som Somali
|
||
|
|
son Songhai
|
||
|
|
sot Sotho, Southern
|
||
|
|
spa Spanish
|
||
|
|
sqi Albanian
|
||
|
|
srd Sardinian
|
||
|
|
srr Serer
|
||
|
|
ssa Nilo-Saharan (Other)
|
||
|
|
ssw Siswant
|
||
|
|
ssw Swazi
|
||
|
|
suk Sukuma
|
||
|
|
sun Sudanese
|
||
|
|
sus Susu
|
||
|
|
sux Sumerian
|
||
|
|
sve Swedish
|
||
|
|
swa Swahili
|
||
|
|
swe Swedish
|
||
|
|
syr Syriac
|
||
|
|
tah Tahitian
|
||
|
|
tam Tamil
|
||
|
|
tat Tatar
|
||
|
|
tel Telugu
|
||
|
|
tem Timne
|
||
|
|
ter Tereno
|
||
|
|
tgk Tajik
|
||
|
|
tgl Tagalog
|
||
|
|
tha Thai
|
||
|
|
tib Tibetan
|
||
|
|
tig Tigre
|
||
|
|
tir Tigrinya
|
||
|
|
tiv Tivi
|
||
|
|
tli Tlingit
|
||
|
|
tmh Tamashek
|
||
|
|
tog Tonga (Nyasa)
|
||
|
|
ton Tonga (Tonga Islands)
|
||
|
|
tru Truk
|
||
|
|
tsi Tsimshian
|
||
|
|
tsn Tswana
|
||
|
|
tso Tsonga
|
||
|
|
tuk Turkmen
|
||
|
|
tum Tumbuka
|
||
|
|
tur Turkish
|
||
|
|
tut Altaic (Other)
|
||
|
|
twi Twi
|
||
|
|
tyv Tuvinian
|
||
|
|
uga Ugaritic
|
||
|
|
uig Uighur
|
||
|
|
ukr Ukrainian
|
||
|
|
umb Umbundu
|
||
|
|
und Undetermined
|
||
|
|
urd Urdu
|
||
|
|
uzb Uzbek
|
||
|
|
vai Vai
|
||
|
|
ven Venda
|
||
|
|
vie Vietnamese
|
||
|
|
vol Volapük
|
||
|
|
vot Votic
|
||
|
|
wak Wakashan Languages
|
||
|
|
wal Walamo
|
||
|
|
war Waray
|
||
|
|
was Washo
|
||
|
|
wel Welsh
|
||
|
|
wen Sorbian Languages
|
||
|
|
wol Wolof
|
||
|
|
xho Xhosa
|
||
|
|
yao Yao
|
||
|
|
yap Yap
|
||
|
|
yid Yiddish
|
||
|
|
yor Yoruba
|
||
|
|
zap Zapotec
|
||
|
|
zen Zenaga
|
||
|
|
zha Zhuang
|
||
|
|
zho Chinese
|
||
|
|
zul Zulu
|
||
|
|
zun Zuni
|
||
|
|
|
||
|
|
*/
|
||
|
|
|
||
|
|
return getid3_lib::EmbeddedLookup($languagecode, $begin, __LINE__, __FILE__, 'id3v2-languagecode');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param int $index
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public static function ETCOEventLookup($index) {
|
||
|
|
if (($index >= 0x17) && ($index <= 0xDF)) {
|
||
|
|
return 'reserved for future use';
|
||
|
|
}
|
||
|
|
if (($index >= 0xE0) && ($index <= 0xEF)) {
|
||
|
|
return 'not predefined synch 0-F';
|
||
|
|
}
|
||
|
|
if (($index >= 0xF0) && ($index <= 0xFC)) {
|
||
|
|
return 'reserved for future use';
|
||
|
|
}
|
||
|
|
|
||
|
|
static $EventLookup = array(
|
||
|
|
0x00 => 'padding (has no meaning)',
|
||
|
|
0x01 => 'end of initial silence',
|
||
|
|
0x02 => 'intro start',
|
||
|
|
0x03 => 'main part start',
|
||
|
|
0x04 => 'outro start',
|
||
|
|
0x05 => 'outro end',
|
||
|
|
0x06 => 'verse start',
|
||
|
|
0x07 => 'refrain start',
|
||
|
|
0x08 => 'interlude start',
|
||
|
|
0x09 => 'theme start',
|
||
|
|
0x0A => 'variation start',
|
||
|
|
0x0B => 'key change',
|
||
|
|
0x0C => 'time change',
|
||
|
|
0x0D => 'momentary unwanted noise (Snap, Crackle & Pop)',
|
||
|
|
0x0E => 'sustained noise',
|
||
|
|
0x0F => 'sustained noise end',
|
||
|
|
0x10 => 'intro end',
|
||
|
|
0x11 => 'main part end',
|
||
|
|
0x12 => 'verse end',
|
||
|
|
0x13 => 'refrain end',
|
||
|
|
0x14 => 'theme end',
|
||
|
|
0x15 => 'profanity',
|
||
|
|
0x16 => 'profanity end',
|
||
|
|
0xFD => 'audio end (start of silence)',
|
||
|
|
0xFE => 'audio file ends',
|
||
|
|
0xFF => 'one more byte of events follows'
|
||
|
|
);
|
||
|
|
|
||
|
|
return (isset($EventLookup[$index]) ? $EventLookup[$index] : '');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param int $index
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public static function SYTLContentTypeLookup($index) {
|
||
|
|
static $SYTLContentTypeLookup = array(
|
||
|
|
0x00 => 'other',
|
||
|
|
0x01 => 'lyrics',
|
||
|
|
0x02 => 'text transcription',
|
||
|
|
0x03 => 'movement/part name', // (e.g. 'Adagio')
|
||
|
|
0x04 => 'events', // (e.g. 'Don Quijote enters the stage')
|
||
|
|
0x05 => 'chord', // (e.g. 'Bb F Fsus')
|
||
|
|
0x06 => 'trivia/\'pop up\' information',
|
||
|
|
0x07 => 'URLs to webpages',
|
||
|
|
0x08 => 'URLs to images'
|
||
|
|
);
|
||
|
|
|
||
|
|
return (isset($SYTLContentTypeLookup[$index]) ? $SYTLContentTypeLookup[$index] : '');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param int $index
|
||
|
|
* @param bool $returnarray
|
||
|
|
*
|
||
|
|
* @return array|string
|
||
|
|
*/
|
||
|
|
public static function APICPictureTypeLookup($index, $returnarray=false) {
|
||
|
|
static $APICPictureTypeLookup = array(
|
||
|
|
0x00 => 'Other',
|
||
|
|
0x01 => '32x32 pixels \'file icon\' (PNG only)',
|
||
|
|
0x02 => 'Other file icon',
|
||
|
|
0x03 => 'Cover (front)',
|
||
|
|
0x04 => 'Cover (back)',
|
||
|
|
0x05 => 'Leaflet page',
|
||
|
|
0x06 => 'Media (e.g. label side of CD)',
|
||
|
|
0x07 => 'Lead artist/lead performer/soloist',
|
||
|
|
0x08 => 'Artist/performer',
|
||
|
|
0x09 => 'Conductor',
|
||
|
|
0x0A => 'Band/Orchestra',
|
||
|
|
0x0B => 'Composer',
|
||
|
|
0x0C => 'Lyricist/text writer',
|
||
|
|
0x0D => 'Recording Location',
|
||
|
|
0x0E => 'During recording',
|
||
|
|
0x0F => 'During performance',
|
||
|
|
0x10 => 'Movie/video screen capture',
|
||
|
|
0x11 => 'A bright coloured fish',
|
||
|
|
0x12 => 'Illustration',
|
||
|
|
0x13 => 'Band/artist logotype',
|
||
|
|
0x14 => 'Publisher/Studio logotype'
|
||
|
|
);
|
||
|
|
if ($returnarray) {
|
||
|
|
return $APICPictureTypeLookup;
|
||
|
|
}
|
||
|
|
return (isset($APICPictureTypeLookup[$index]) ? $APICPictureTypeLookup[$index] : '');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param int $index
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public static function COMRReceivedAsLookup($index) {
|
||
|
|
static $COMRReceivedAsLookup = array(
|
||
|
|
0x00 => 'Other',
|
||
|
|
0x01 => 'Standard CD album with other songs',
|
||
|
|
0x02 => 'Compressed audio on CD',
|
||
|
|
0x03 => 'File over the Internet',
|
||
|
|
0x04 => 'Stream over the Internet',
|
||
|
|
0x05 => 'As note sheets',
|
||
|
|
0x06 => 'As note sheets in a book with other sheets',
|
||
|
|
0x07 => 'Music on other media',
|
||
|
|
0x08 => 'Non-musical merchandise'
|
||
|
|
);
|
||
|
|
|
||
|
|
return (isset($COMRReceivedAsLookup[$index]) ? $COMRReceivedAsLookup[$index] : '');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param int $index
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public static function RVA2ChannelTypeLookup($index) {
|
||
|
|
static $RVA2ChannelTypeLookup = array(
|
||
|
|
0x00 => 'Other',
|
||
|
|
0x01 => 'Master volume',
|
||
|
|
0x02 => 'Front right',
|
||
|
|
0x03 => 'Front left',
|
||
|
|
0x04 => 'Back right',
|
||
|
|
0x05 => 'Back left',
|
||
|
|
0x06 => 'Front centre',
|
||
|
|
0x07 => 'Back centre',
|
||
|
|
0x08 => 'Subwoofer'
|
||
|
|
);
|
||
|
|
|
||
|
|
return (isset($RVA2ChannelTypeLookup[$index]) ? $RVA2ChannelTypeLookup[$index] : '');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $framename
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public static function FrameNameLongLookup($framename) {
|
||
|
|
|
||
|
|
$begin = __LINE__;
|
||
|
|
|
||
|
|
/** This is not a comment!
|
||
|
|
|
||
|
|
AENC Audio encryption
|
||
|
|
APIC Attached picture
|
||
|
|
ASPI Audio seek point index
|
||
|
|
BUF Recommended buffer size
|
||
|
|
CNT Play counter
|
||
|
|
COM Comments
|
||
|
|
COMM Comments
|
||
|
|
COMR Commercial frame
|
||
|
|
CRA Audio encryption
|
||
|
|
CRM Encrypted meta frame
|
||
|
|
ENCR Encryption method registration
|
||
|
|
EQU Equalisation
|
||
|
|
EQU2 Equalisation (2)
|
||
|
|
EQUA Equalisation
|
||
|
|
ETC Event timing codes
|
||
|
|
ETCO Event timing codes
|
||
|
|
GEO General encapsulated object
|
||
|
|
GEOB General encapsulated object
|
||
|
|
GRID Group identification registration
|
||
|
|
IPL Involved people list
|
||
|
|
IPLS Involved people list
|
||
|
|
LINK Linked information
|
||
|
|
LNK Linked information
|
||
|
|
MCDI Music CD identifier
|
||
|
|
MCI Music CD Identifier
|
||
|
|
MLL MPEG location lookup table
|
||
|
|
MLLT MPEG location lookup table
|
||
|
|
OWNE Ownership frame
|
||
|
|
PCNT Play counter
|
||
|
|
PIC Attached picture
|
||
|
|
POP Popularimeter
|
||
|
|
POPM Popularimeter
|
||
|
|
POSS Position synchronisation frame
|
||
|
|
PRIV Private frame
|
||
|
|
RBUF Recommended buffer size
|
||
|
|
REV Reverb
|
||
|
|
RVA Relative volume adjustment
|
||
|
|
RVA2 Relative volume adjustment (2)
|
||
|
|
RVAD Relative volume adjustment
|
||
|
|
RVRB Reverb
|
||
|
|
SEEK Seek frame
|
||
|
|
SIGN Signature frame
|
||
|
|
SLT Synchronised lyric/text
|
||
|
|
STC Synced tempo codes
|
||
|
|
SYLT Synchronised lyric/text
|
||
|
|
SYTC Synchronised tempo codes
|
||
|
|
TAL Album/Movie/Show title
|
||
|
|
TALB Album/Movie/Show title
|
||
|
|
TBP BPM (Beats Per Minute)
|
||
|
|
TBPM BPM (beats per minute)
|
||
|
|
TCM Composer
|
||
|
|
TCMP Part of a compilation
|
||
|
|
TCO Content type
|
||
|
|
TCOM Composer
|
||
|
|
TCON Content type
|
||
|
|
TCOP Copyright message
|
||
|
|
TCP Part of a compilation
|
||
|
|
TCR Copyright message
|
||
|
|
TDA Date
|
||
|
|
TDAT Date
|
||
|
|
TDEN Encoding time
|
||
|
|
TDLY Playlist delay
|
||
|
|
TDOR Original release time
|
||
|
|
TDRC Recording time
|
||
|
|
TDRL Release time
|
||
|
|
TDTG Tagging time
|
||
|
|
TDY Playlist delay
|
||
|
|
TEN Encoded by
|
||
|
|
TENC Encoded by
|
||
|
|
TEXT Lyricist/Text writer
|
||
|
|
TFLT File type
|
||
|
|
TFT File type
|
||
|
|
TIM Time
|
||
|
|
TIME Time
|
||
|
|
TIPL Involved people list
|
||
|
|
TIT1 Content group description
|
||
|
|
TIT2 Title/songname/content description
|
||
|
|
TIT3 Subtitle/Description refinement
|
||
|
|
TKE Initial key
|
||
|
|
TKEY Initial key
|
||
|
|
TLA Language(s)
|
||
|
|
TLAN Language(s)
|
||
|
|
TLE Length
|
||
|
|
TLEN Length
|
||
|
|
TMCL Musician credits list
|
||
|
|
TMED Media type
|
||
|
|
TMOO Mood
|
||
|
|
TMT Media type
|
||
|
|
TOA Original artist(s)/performer(s)
|
||
|
|
TOAL Original album/movie/show title
|
||
|
|
TOF Original filename
|
||
|
|
TOFN Original filename
|
||
|
|
TOL Original Lyricist(s)/text writer(s)
|
||
|
|
TOLY Original lyricist(s)/text writer(s)
|
||
|
|
TOPE Original artist(s)/performer(s)
|
||
|
|
TOR Original release year
|
||
|
|
TORY Original release year
|
||
|
|
TOT Original album/Movie/Show title
|
||
|
|
TOWN File owner/licensee
|
||
|
|
TP1 Lead artist(s)/Lead performer(s)/Soloist(s)/Performing group
|
||
|
|
TP2 Band/Orchestra/Accompaniment
|
||
|
|
TP3 Conductor/Performer refinement
|
||
|
|
TP4 Interpreted, remixed, or otherwise modified by
|
||
|
|
TPA Part of a set
|
||
|
|
TPB Publisher
|
||
|
|
TPE1 Lead performer(s)/Soloist(s)
|
||
|
|
TPE2 Band/orchestra/accompaniment
|
||
|
|
TPE3 Conductor/performer refinement
|
||
|
|
TPE4 Interpreted, remixed, or otherwise modified by
|
||
|
|
TPOS Part of a set
|
||
|
|
TPRO Produced notice
|
||
|
|
TPUB Publisher
|
||
|
|
TRC ISRC (International Standard Recording Code)
|
||
|
|
TRCK Track number/Position in set
|
||
|
|
TRD Recording dates
|
||
|
|
TRDA Recording dates
|
||
|
|
TRK Track number/Position in set
|
||
|
|
TRSN Internet radio station name
|
||
|
|
TRSO Internet radio station owner
|
||
|
|
TS2 Album-Artist sort order
|
||
|
|
TSA Album sort order
|
||
|
|
TSC Composer sort order
|
||
|
|
TSI Size
|
||
|
|
TSIZ Size
|
||
|
|
TSO2 Album-Artist sort order
|
||
|
|
TSOA Album sort order
|
||
|
|
TSOC Composer sort order
|
||
|
|
TSOP Performer sort order
|
||
|
|
TSOT Title sort order
|
||
|
|
TSP Performer sort order
|
||
|
|
TSRC ISRC (international standard recording code)
|
||
|
|
TSS Software/hardware and settings used for encoding
|
||
|
|
TSSE Software/Hardware and settings used for encoding
|
||
|
|
TSST Set subtitle
|
||
|
|
TST Title sort order
|
||
|
|
TT1 Content group description
|
||
|
|
TT2 Title/Songname/Content description
|
||
|
|
TT3 Subtitle/Description refinement
|
||
|
|
TXT Lyricist/text writer
|
||
|
|
TXX User defined text information frame
|
||
|
|
TXXX User defined text information frame
|
||
|
|
TYE Year
|
||
|
|
TYER Year
|
||
|
|
UFI Unique file identifier
|
||
|
|
UFID Unique file identifier
|
||
|
|
ULT Unsynchronised lyric/text transcription
|
||
|
|
USER Terms of use
|
||
|
|
USLT Unsynchronised lyric/text transcription
|
||
|
|
WAF Official audio file webpage
|
||
|
|
WAR Official artist/performer webpage
|
||
|
|
WAS Official audio source webpage
|
||
|
|
WCM Commercial information
|
||
|
|
WCOM Commercial information
|
||
|
|
WCOP Copyright/Legal information
|
||
|
|
WCP Copyright/Legal information
|
||
|
|
WOAF Official audio file webpage
|
||
|
|
WOAR Official artist/performer webpage
|
||
|
|
WOAS Official audio source webpage
|
||
|
|
WORS Official Internet radio station homepage
|
||
|
|
WPAY Payment
|
||
|
|
WPB Publishers official webpage
|
||
|
|
WPUB Publishers official webpage
|
||
|
|
WXX User defined URL link frame
|
||
|
|
WXXX User defined URL link frame
|
||
|
|
TFEA Featured Artist
|
||
|
|
TSTU Recording Studio
|
||
|
|
rgad Replay Gain Adjustment
|
||
|
|
|
||
|
|
*/
|
||
|
|
|
||
|
|
return getid3_lib::EmbeddedLookup($framename, $begin, __LINE__, __FILE__, 'id3v2-framename_long');
|
||
|
|
|
||
|
|
// Last three:
|
||
|
|
// from Helium2 [www.helium2.com]
|
||
|
|
// from http://privatewww.essex.ac.uk/~djmrob/replaygain/file_format_id3v2.html
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $framename
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public static function FrameNameShortLookup($framename) {
|
||
|
|
|
||
|
|
$begin = __LINE__;
|
||
|
|
|
||
|
|
/** This is not a comment!
|
||
|
|
|
||
|
|
AENC audio_encryption
|
||
|
|
APIC attached_picture
|
||
|
|
ASPI audio_seek_point_index
|
||
|
|
BUF recommended_buffer_size
|
||
|
|
CNT play_counter
|
||
|
|
COM comment
|
||
|
|
COMM comment
|
||
|
|
COMR commercial_frame
|
||
|
|
CRA audio_encryption
|
||
|
|
CRM encrypted_meta_frame
|
||
|
|
ENCR encryption_method_registration
|
||
|
|
EQU equalisation
|
||
|
|
EQU2 equalisation
|
||
|
|
EQUA equalisation
|
||
|
|
ETC event_timing_codes
|
||
|
|
ETCO event_timing_codes
|
||
|
|
GEO general_encapsulated_object
|
||
|
|
GEOB general_encapsulated_object
|
||
|
|
GRID group_identification_registration
|
||
|
|
IPL involved_people_list
|
||
|
|
IPLS involved_people_list
|
||
|
|
LINK linked_information
|
||
|
|
LNK linked_information
|
||
|
|
MCDI music_cd_identifier
|
||
|
|
MCI music_cd_identifier
|
||
|
|
MLL mpeg_location_lookup_table
|
||
|
|
MLLT mpeg_location_lookup_table
|
||
|
|
OWNE ownership_frame
|
||
|
|
PCNT play_counter
|
||
|
|
PIC attached_picture
|
||
|
|
POP popularimeter
|
||
|
|
POPM popularimeter
|
||
|
|
POSS position_synchronisation_frame
|
||
|
|
PRIV private_frame
|
||
|
|
RBUF recommended_buffer_size
|
||
|
|
REV reverb
|
||
|
|
RVA relative_volume_adjustment
|
||
|
|
RVA2 relative_volume_adjustment
|
||
|
|
RVAD relative_volume_adjustment
|
||
|
|
RVRB reverb
|
||
|
|
SEEK seek_frame
|
||
|
|
SIGN signature_frame
|
||
|
|
SLT synchronised_lyric
|
||
|
|
STC synced_tempo_codes
|
||
|
|
SYLT synchronised_lyric
|
||
|
|
SYTC synchronised_tempo_codes
|
||
|
|
TAL album
|
||
|
|
TALB album
|
||
|
|
TBP bpm
|
||
|
|
TBPM bpm
|
||
|
|
TCM composer
|
||
|
|
TCMP part_of_a_compilation
|
||
|
|
TCO genre
|
||
|
|
TCOM composer
|
||
|
|
TCON genre
|
||
|
|
TCOP copyright_message
|
||
|
|
TCP part_of_a_compilation
|
||
|
|
TCR copyright_message
|
||
|
|
TDA date
|
||
|
|
TDAT date
|
||
|
|
TDEN encoding_time
|
||
|
|
TDLY playlist_delay
|
||
|
|
TDOR original_release_time
|
||
|
|
TDRC recording_time
|
||
|
|
TDRL release_time
|
||
|
|
TDTG tagging_time
|
||
|
|
TDY playlist_delay
|
||
|
|
TEN encoded_by
|
||
|
|
TENC encoded_by
|
||
|
|
TEXT lyricist
|
||
|
|
TFLT file_type
|
||
|
|
TFT file_type
|
||
|
|
TIM time
|
||
|
|
TIME time
|
||
|
|
TIPL involved_people_list
|
||
|
|
TIT1 content_group_description
|
||
|
|
TIT2 title
|
||
|
|
TIT3 subtitle
|
||
|
|
TKE initial_key
|
||
|
|
TKEY initial_key
|
||
|
|
TLA language
|
||
|
|
TLAN language
|
||
|
|
TLE length
|
||
|
|
TLEN length
|
||
|
|
TMCL musician_credits_list
|
||
|
|
TMED media_type
|
||
|
|
TMOO mood
|
||
|
|
TMT media_type
|
||
|
|
TOA original_artist
|
||
|
|
TOAL original_album
|
||
|
|
TOF original_filename
|
||
|
|
TOFN original_filename
|
||
|
|
TOL original_lyricist
|
||
|
|
TOLY original_lyricist
|
||
|
|
TOPE original_artist
|
||
|
|
TOR original_year
|
||
|
|
TORY original_year
|
||
|
|
TOT original_album
|
||
|
|
TOWN file_owner
|
||
|
|
TP1 artist
|
||
|
|
TP2 band
|
||
|
|
TP3 conductor
|
||
|
|
TP4 remixer
|
||
|
|
TPA part_of_a_set
|
||
|
|
TPB publisher
|
||
|
|
TPE1 artist
|
||
|
|
TPE2 band
|
||
|
|
TPE3 conductor
|
||
|
|
TPE4 remixer
|
||
|
|
TPOS part_of_a_set
|
||
|
|
TPRO produced_notice
|
||
|
|
TPUB publisher
|
||
|
|
TRC isrc
|
||
|
|
TRCK track_number
|
||
|
|
TRD recording_dates
|
||
|
|
TRDA recording_dates
|
||
|
|
TRK track_number
|
||
|
|
TRSN internet_radio_station_name
|
||
|
|
TRSO internet_radio_station_owner
|
||
|
|
TS2 album_artist_sort_order
|
||
|
|
TSA album_sort_order
|
||
|
|
TSC composer_sort_order
|
||
|
|
TSI size
|
||
|
|
TSIZ size
|
||
|
|
TSO2 album_artist_sort_order
|
||
|
|
TSOA album_sort_order
|
||
|
|
TSOC composer_sort_order
|
||
|
|
TSOP performer_sort_order
|
||
|
|
TSOT title_sort_order
|
||
|
|
TSP performer_sort_order
|
||
|
|
TSRC isrc
|
||
|
|
TSS encoder_settings
|
||
|
|
TSSE encoder_settings
|
||
|
|
TSST set_subtitle
|
||
|
|
TST title_sort_order
|
||
|
|
TT1 content_group_description
|
||
|
|
TT2 title
|
||
|
|
TT3 subtitle
|
||
|
|
TXT lyricist
|
||
|
|
TXX text
|
||
|
|
TXXX text
|
||
|
|
TYE year
|
||
|
|
TYER year
|
||
|
|
UFI unique_file_identifier
|
||
|
|
UFID unique_file_identifier
|
||
|
|
ULT unsynchronised_lyric
|
||
|
|
USER terms_of_use
|
||
|
|
USLT unsynchronised_lyric
|
||
|
|
WAF url_file
|
||
|
|
WAR url_artist
|
||
|
|
WAS url_source
|
||
|
|
WCM commercial_information
|
||
|
|
WCOM commercial_information
|
||
|
|
WCOP copyright
|
||
|
|
WCP copyright
|
||
|
|
WOAF url_file
|
||
|
|
WOAR url_artist
|
||
|
|
WOAS url_source
|
||
|
|
WORS url_station
|
||
|
|
WPAY url_payment
|
||
|
|
WPB url_publisher
|
||
|
|
WPUB url_publisher
|
||
|
|
WXX url_user
|
||
|
|
WXXX url_user
|
||
|
|
TFEA featured_artist
|
||
|
|
TSTU recording_studio
|
||
|
|
rgad replay_gain_adjustment
|
||
|
|
|
||
|
|
*/
|
||
|
|
|
||
|
|
return getid3_lib::EmbeddedLookup($framename, $begin, __LINE__, __FILE__, 'id3v2-framename_short');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $encoding
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public static function TextEncodingTerminatorLookup($encoding) {
|
||
|
|
// http://www.id3.org/id3v2.4.0-structure.txt
|
||
|
|
// Frames that allow different types of text encoding contains a text encoding description byte. Possible encodings:
|
||
|
|
static $TextEncodingTerminatorLookup = array(
|
||
|
|
0 => "\x00", // $00 ISO-8859-1. Terminated with $00.
|
||
|
|
1 => "\x00\x00", // $01 UTF-16 encoded Unicode with BOM. All strings in the same frame SHALL have the same byteorder. Terminated with $00 00.
|
||
|
|
2 => "\x00\x00", // $02 UTF-16BE encoded Unicode without BOM. Terminated with $00 00.
|
||
|
|
3 => "\x00", // $03 UTF-8 encoded Unicode. Terminated with $00.
|
||
|
|
255 => "\x00\x00"
|
||
|
|
);
|
||
|
|
return (isset($TextEncodingTerminatorLookup[$encoding]) ? $TextEncodingTerminatorLookup[$encoding] : "\x00");
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param int $encoding
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public static function TextEncodingNameLookup($encoding) {
|
||
|
|
// http://www.id3.org/id3v2.4.0-structure.txt
|
||
|
|
// Frames that allow different types of text encoding contains a text encoding description byte. Possible encodings:
|
||
|
|
static $TextEncodingNameLookup = array(
|
||
|
|
0 => 'ISO-8859-1', // $00 ISO-8859-1. Terminated with $00.
|
||
|
|
1 => 'UTF-16', // $01 UTF-16 encoded Unicode with BOM. All strings in the same frame SHALL have the same byteorder. Terminated with $00 00.
|
||
|
|
2 => 'UTF-16BE', // $02 UTF-16BE encoded Unicode without BOM. Terminated with $00 00.
|
||
|
|
3 => 'UTF-8', // $03 UTF-8 encoded Unicode. Terminated with $00.
|
||
|
|
255 => 'UTF-16BE'
|
||
|
|
);
|
||
|
|
return (isset($TextEncodingNameLookup[$encoding]) ? $TextEncodingNameLookup[$encoding] : 'ISO-8859-1');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $string
|
||
|
|
* @param string $terminator
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public static function RemoveStringTerminator($string, $terminator) {
|
||
|
|
// Null terminator at end of comment string is somewhat ambiguous in the specification, may or may not be implemented by various taggers. Remove terminator only if present.
|
||
|
|
// https://github.com/JamesHeinrich/getID3/issues/121
|
||
|
|
// https://community.mp3tag.de/t/x-trailing-nulls-in-id3v2-comments/19227
|
||
|
|
if (substr($string, -strlen($terminator), strlen($terminator)) === $terminator) {
|
||
|
|
$string = substr($string, 0, -strlen($terminator));
|
||
|
|
}
|
||
|
|
return $string;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $string
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public static function MakeUTF16emptyStringEmpty($string) {
|
||
|
|
if (in_array($string, array("\x00", "\x00\x00", "\xFF\xFE", "\xFE\xFF"))) {
|
||
|
|
// if string only contains a BOM or terminator then make it actually an empty string
|
||
|
|
$string = '';
|
||
|
|
}
|
||
|
|
return $string;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $framename
|
||
|
|
* @param int $id3v2majorversion
|
||
|
|
*
|
||
|
|
* @return bool|int
|
||
|
|
*/
|
||
|
|
public static function IsValidID3v2FrameName($framename, $id3v2majorversion) {
|
||
|
|
switch ($id3v2majorversion) {
|
||
|
|
case 2:
|
||
|
|
return preg_match('#[A-Z][A-Z0-9]{2}#', $framename);
|
||
|
|
|
||
|
|
case 3:
|
||
|
|
case 4:
|
||
|
|
return preg_match('#[A-Z][A-Z0-9]{3}#', $framename);
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $numberstring
|
||
|
|
* @param bool $allowdecimal
|
||
|
|
* @param bool $allownegative
|
||
|
|
*
|
||
|
|
* @return bool
|
||
|
|
*/
|
||
|
|
public static function IsANumber($numberstring, $allowdecimal=false, $allownegative=false) {
|
||
|
|
$pattern = '#^';
|
||
|
|
$pattern .= ($allownegative ? '\\-?' : '');
|
||
|
|
$pattern .= '[0-9]+';
|
||
|
|
$pattern .= ($allowdecimal ? '(\\.[0-9]+)?' : '');
|
||
|
|
$pattern .= '$#';
|
||
|
|
return preg_match($pattern, $numberstring);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $datestamp
|
||
|
|
*
|
||
|
|
* @return bool
|
||
|
|
*/
|
||
|
|
public static function IsValidDateStampString($datestamp) {
|
||
|
|
if (!preg_match('#^[12][0-9]{3}[01][0-9][0123][0-9]$#', $datestamp)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
$year = substr($datestamp, 0, 4);
|
||
|
|
$month = substr($datestamp, 4, 2);
|
||
|
|
$day = substr($datestamp, 6, 2);
|
||
|
|
if (($year == 0) || ($month == 0) || ($day == 0)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if ($month > 12) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if ($day > 31) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if (($day > 30) && (($month == 4) || ($month == 6) || ($month == 9) || ($month == 11))) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if (($day > 29) && ($month == 2)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param int $majorversion
|
||
|
|
*
|
||
|
|
* @return int
|
||
|
|
*/
|
||
|
|
public static function ID3v2HeaderLength($majorversion) {
|
||
|
|
return (($majorversion == 2) ? 6 : 10);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $frame_name
|
||
|
|
*
|
||
|
|
* @return string|false
|
||
|
|
*/
|
||
|
|
public static function ID3v22iTunesBrokenFrameName($frame_name) {
|
||
|
|
// iTunes (multiple versions) has been known to write ID3v2.3 style frames
|
||
|
|
// but use ID3v2.2 frame names, right-padded using either [space] or [null]
|
||
|
|
// to make them fit in the 4-byte frame name space of the ID3v2.3 frame.
|
||
|
|
// This function will detect and translate the corrupt frame name into ID3v2.3 standard.
|
||
|
|
static $ID3v22_iTunes_BrokenFrames = array(
|
||
|
|
'BUF' => 'RBUF', // Recommended buffer size
|
||
|
|
'CNT' => 'PCNT', // Play counter
|
||
|
|
'COM' => 'COMM', // Comments
|
||
|
|
'CRA' => 'AENC', // Audio encryption
|
||
|
|
'EQU' => 'EQUA', // Equalisation
|
||
|
|
'ETC' => 'ETCO', // Event timing codes
|
||
|
|
'GEO' => 'GEOB', // General encapsulated object
|
||
|
|
'IPL' => 'IPLS', // Involved people list
|
||
|
|
'LNK' => 'LINK', // Linked information
|
||
|
|
'MCI' => 'MCDI', // Music CD identifier
|
||
|
|
'MLL' => 'MLLT', // MPEG location lookup table
|
||
|
|
'PIC' => 'APIC', // Attached picture
|
||
|
|
'POP' => 'POPM', // Popularimeter
|
||
|
|
'REV' => 'RVRB', // Reverb
|
||
|
|
'RVA' => 'RVAD', // Relative volume adjustment
|
||
|
|
'SLT' => 'SYLT', // Synchronised lyric/text
|
||
|
|
'STC' => 'SYTC', // Synchronised tempo codes
|
||
|
|
'TAL' => 'TALB', // Album/Movie/Show title
|
||
|
|
'TBP' => 'TBPM', // BPM (beats per minute)
|
||
|
|
'TCM' => 'TCOM', // Composer
|
||
|
|
'TCO' => 'TCON', // Content type
|
||
|
|
'TCP' => 'TCMP', // Part of a compilation
|
||
|
|
'TCR' => 'TCOP', // Copyright message
|
||
|
|
'TDA' => 'TDAT', // Date
|
||
|
|
'TDY' => 'TDLY', // Playlist delay
|
||
|
|
'TEN' => 'TENC', // Encoded by
|
||
|
|
'TFT' => 'TFLT', // File type
|
||
|
|
'TIM' => 'TIME', // Time
|
||
|
|
'TKE' => 'TKEY', // Initial key
|
||
|
|
'TLA' => 'TLAN', // Language(s)
|
||
|
|
'TLE' => 'TLEN', // Length
|
||
|
|
'TMT' => 'TMED', // Media type
|
||
|
|
'TOA' => 'TOPE', // Original artist(s)/performer(s)
|
||
|
|
'TOF' => 'TOFN', // Original filename
|
||
|
|
'TOL' => 'TOLY', // Original lyricist(s)/text writer(s)
|
||
|
|
'TOR' => 'TORY', // Original release year
|
||
|
|
'TOT' => 'TOAL', // Original album/movie/show title
|
||
|
|
'TP1' => 'TPE1', // Lead performer(s)/Soloist(s)
|
||
|
|
'TP2' => 'TPE2', // Band/orchestra/accompaniment
|
||
|
|
'TP3' => 'TPE3', // Conductor/performer refinement
|
||
|
|
'TP4' => 'TPE4', // Interpreted, remixed, or otherwise modified by
|
||
|
|
'TPA' => 'TPOS', // Part of a set
|
||
|
|
'TPB' => 'TPUB', // Publisher
|
||
|
|
'TRC' => 'TSRC', // ISRC (international standard recording code)
|
||
|
|
'TRD' => 'TRDA', // Recording dates
|
||
|
|
'TRK' => 'TRCK', // Track number/Position in set
|
||
|
|
'TS2' => 'TSO2', // Album-Artist sort order
|
||
|
|
'TSA' => 'TSOA', // Album sort order
|
||
|
|
'TSC' => 'TSOC', // Composer sort order
|
||
|
|
'TSI' => 'TSIZ', // Size
|
||
|
|
'TSP' => 'TSOP', // Performer sort order
|
||
|
|
'TSS' => 'TSSE', // Software/Hardware and settings used for encoding
|
||
|
|
'TST' => 'TSOT', // Title sort order
|
||
|
|
'TT1' => 'TIT1', // Content group description
|
||
|
|
'TT2' => 'TIT2', // Title/songname/content description
|
||
|
|
'TT3' => 'TIT3', // Subtitle/Description refinement
|
||
|
|
'TXT' => 'TEXT', // Lyricist/Text writer
|
||
|
|
'TXX' => 'TXXX', // User defined text information frame
|
||
|
|
'TYE' => 'TYER', // Year
|
||
|
|
'UFI' => 'UFID', // Unique file identifier
|
||
|
|
'ULT' => 'USLT', // Unsynchronised lyric/text transcription
|
||
|
|
'WAF' => 'WOAF', // Official audio file webpage
|
||
|
|
'WAR' => 'WOAR', // Official artist/performer webpage
|
||
|
|
'WAS' => 'WOAS', // Official audio source webpage
|
||
|
|
'WCM' => 'WCOM', // Commercial information
|
||
|
|
'WCP' => 'WCOP', // Copyright/Legal information
|
||
|
|
'WPB' => 'WPUB', // Publishers official webpage
|
||
|
|
'WXX' => 'WXXX', // User defined URL link frame
|
||
|
|
);
|
||
|
|
if (strlen($frame_name) == 4) {
|
||
|
|
if ((substr($frame_name, 3, 1) == ' ') || (substr($frame_name, 3, 1) == "\x00")) {
|
||
|
|
if (isset($ID3v22_iTunes_BrokenFrames[substr($frame_name, 0, 3)])) {
|
||
|
|
return $ID3v22_iTunes_BrokenFrames[substr($frame_name, 0, 3)];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|