public function DeleteLyrics3()
{
// Initialize GetId3 engine
$getID3 = new GetId3Core();
$ThisFileInfo = $getID3->analyze($this->filename);
if (isset($ThisFileInfo['lyrics3']['tag_offset_start']) && isset($ThisFileInfo['lyrics3']['tag_offset_end'])) {
if (is_readable($this->filename) && is_writable($this->filename) && is_file($this->filename) && ($fp = fopen($this->filename, 'a+b'))) {
flock($fp, LOCK_EX);
$oldignoreuserabort = ignore_user_abort(true);
fseek($fp, $ThisFileInfo['lyrics3']['tag_offset_end'], SEEK_SET);
$DataAfterLyrics3 = '';
if ($ThisFileInfo['filesize'] > $ThisFileInfo['lyrics3']['tag_offset_end']) {
$DataAfterLyrics3 = fread($fp, $ThisFileInfo['filesize'] - $ThisFileInfo['lyrics3']['tag_offset_end']);
}
ftruncate($fp, $ThisFileInfo['lyrics3']['tag_offset_start']);
if (!empty($DataAfterLyrics3)) {
fseek($fp, $ThisFileInfo['lyrics3']['tag_offset_start'], SEEK_SET);
fwrite($fp, $DataAfterLyrics3, strlen($DataAfterLyrics3));
}
flock($fp, LOCK_UN);
fclose($fp);
ignore_user_abort($oldignoreuserabort);
return true;
} else {
$this->errors[] = 'Cannot fopen(' . $this->filename . ', "a+b")';
return false;
}
}
// no Lyrics3 present
return true;
}
/**
* @return bool
*/
public function setRealFileSize()
{
if (PHP_INT_MAX > 2147483647) {
$this->filesize = filesize($this->filename);
return true;
}
// 32-bit PHP will not return correct values for filesize() if file is >=2GB
// but GetId3->analyze() has workarounds to get actual filesize
$getID3 = new GetId3Core();
$getID3->option_tag_id3v1 = false;
$getID3->option_tag_id3v2 = false;
$getID3->option_tag_apetag = false;
$getID3->option_tags_html = false;
$getID3->option_extra_info = false;
$ThisFileInfo = $getID3->analyze($this->filename);
$this->filesize = $ThisFileInfo['filesize'];
return true;
}
/**
* @return bool
*/
public function DeleteAPEtag()
{
$getID3 = new GetId3Core();
$ThisFileInfo = $getID3->analyze($this->filename);
if (isset($ThisFileInfo['ape']['tag_offset_start']) && isset($ThisFileInfo['ape']['tag_offset_end'])) {
if (is_writable($this->filename) && is_file($this->filename) && ($fp = fopen($this->filename, 'a+b'))) {
flock($fp, LOCK_EX);
$oldignoreuserabort = ignore_user_abort(true);
fseek($fp, $ThisFileInfo['ape']['tag_offset_end'], SEEK_SET);
$DataAfterAPE = '';
if ($ThisFileInfo['filesize'] > $ThisFileInfo['ape']['tag_offset_end']) {
$DataAfterAPE = fread($fp, $ThisFileInfo['filesize'] - $ThisFileInfo['ape']['tag_offset_end']);
}
ftruncate($fp, $ThisFileInfo['ape']['tag_offset_start']);
fseek($fp, $ThisFileInfo['ape']['tag_offset_start'], SEEK_SET);
if (!empty($DataAfterAPE)) {
fwrite($fp, $DataAfterAPE, strlen($DataAfterAPE));
}
flock($fp, LOCK_UN);
fclose($fp);
ignore_user_abort($oldignoreuserabort);
return true;
}
return false;
}
return true;
}
/**
* @return bool
*/
public function RemoveReal()
{
// File MUST be writeable - CHMOD(646) at least
if (is_writable($this->filename) && is_file($this->filename) && ($fp_source = fopen($this->filename, 'r+b'))) {
// Initialize GetId3 engine
$getID3 = new GetId3Core();
$OldThisFileInfo = $getID3->analyze($this->filename);
if (empty($OldThisFileInfo['real']['chunks']) && !empty($OldThisFileInfo['real']['old_ra_header'])) {
$this->errors[] = 'Cannot remove Real tags from old-style file format';
fclose($fp_source);
return false;
}
if (empty($OldThisFileInfo['real']['chunks'])) {
$this->errors[] = 'Cannot remove Real tags because cannot find DATA chunk in file';
fclose($fp_source);
return false;
}
foreach ($OldThisFileInfo['real']['chunks'] as $chunknumber => $chunkarray) {
$oldChunkInfo[$chunkarray['name']] = $chunkarray;
}
if (empty($oldChunkInfo['CONT'])) {
// no existing CONT chunk
fclose($fp_source);
return true;
}
$BeforeOffset = $oldChunkInfo['CONT']['offset'];
$AfterOffset = $oldChunkInfo['CONT']['offset'] + $oldChunkInfo['CONT']['length'];
if ($tempfilename = tempnam(GetId3Core::getTempDir(), 'getID3')) {
if (is_writable($tempfilename) && is_file($tempfilename) && ($fp_temp = fopen($tempfilename, 'wb'))) {
rewind($fp_source);
fwrite($fp_temp, fread($fp_source, $BeforeOffset));
fseek($fp_source, $AfterOffset, SEEK_SET);
while ($buffer = fread($fp_source, $this->fread_buffer_size)) {
fwrite($fp_temp, $buffer, strlen($buffer));
}
fclose($fp_temp);
if (copy($tempfilename, $this->filename)) {
unlink($tempfilename);
fclose($fp_source);
return true;
}
unlink($tempfilename);
$this->errors[] = 'FAILED: copy(' . $tempfilename . ', ' . $this->filename . ')';
} else {
$this->errors[] = 'Could not fopen("' . $tempfilename . '", "wb")';
}
}
fclose($fp_source);
return false;
}
$this->errors[] = 'Could not fopen("' . $this->filename . '", "r+b")';
return false;
}
/**
* @return bool
*/
public function WriteTags()
{
if (empty($this->filename)) {
$this->errors[] = 'filename is undefined in GetId3_writetags';
return false;
} elseif (!file_exists($this->filename)) {
$this->errors[] = 'filename set to non-existant file "' . $this->filename . '" in GetId3_writetags';
return false;
}
if (!is_array($this->tagformats)) {
$this->errors[] = 'tagformats must be an array in GetId3_writetags';
return false;
}
$TagFormatsToRemove = array();
if (filesize($this->filename) == 0) {
// empty file special case - allow any tag format, don't check existing format
// could be useful if you want to generate tag data for a non-existant file
$this->ThisFileInfo = array('fileformat' => '');
$AllowedTagFormats = array('id3v1', 'id3v2.2', 'id3v2.3', 'id3v2.4', 'ape', 'lyrics3');
} else {
$getID3 = new GetId3Core();
$getID3->setEncoding($this->tag_encoding);
$this->ThisFileInfo = $getID3->analyze($this->filename);
// check for what file types are allowed on this fileformat
switch (isset($this->ThisFileInfo['fileformat']) ? $this->ThisFileInfo['fileformat'] : '') {
case 'mp3':
case 'mp2':
case 'mp1':
case 'riff':
// maybe not officially, but people do it anyway
$AllowedTagFormats = array('id3v1', 'id3v2.2', 'id3v2.3', 'id3v2.4', 'ape', 'lyrics3');
break;
case 'mpc':
$AllowedTagFormats = array('ape');
break;
case 'flac':
$AllowedTagFormats = array('metaflac');
break;
case 'real':
$AllowedTagFormats = array('real');
break;
case 'ogg':
switch (isset($this->ThisFileInfo['audio']['dataformat']) ? $this->ThisFileInfo['audio']['dataformat'] : '') {
case 'flac':
//$AllowedTagFormats = array('metaflac');
$this->errors[] = 'metaflac is not (yet) compatible with OggFLAC files';
return false;
break;
case 'vorbis':
$AllowedTagFormats = array('vorbiscomment');
break;
default:
$this->errors[] = 'metaflac is not (yet) compatible with Ogg files other than OggVorbis';
return false;
break;
}
break;
default:
$AllowedTagFormats = array();
break;
}
foreach ($this->tagformats as $requested_tag_format) {
if (!in_array($requested_tag_format, $AllowedTagFormats)) {
$errormessage = 'Tag format "' . $requested_tag_format . '" is not allowed on "' . (isset($this->ThisFileInfo['fileformat']) ? $this->ThisFileInfo['fileformat'] : '');
$errormessage .= isset($this->ThisFileInfo['audio']['dataformat']) ? '.' . $this->ThisFileInfo['audio']['dataformat'] : '';
$errormessage .= '" files';
$this->errors[] = $errormessage;
return false;
}
}
// List of other tag formats, removed if requested
if ($this->remove_other_tags) {
foreach ($AllowedTagFormats as $AllowedTagFormat) {
switch ($AllowedTagFormat) {
case 'id3v2.2':
case 'id3v2.3':
case 'id3v2.4':
if (!in_array('id3v2', $TagFormatsToRemove) && !in_array('id3v2.2', $this->tagformats) && !in_array('id3v2.3', $this->tagformats) && !in_array('id3v2.4', $this->tagformats)) {
$TagFormatsToRemove[] = 'id3v2';
}
break;
default:
if (!in_array($AllowedTagFormat, $this->tagformats)) {
$TagFormatsToRemove[] = $AllowedTagFormat;
}
break;
}
}
}
}
$WritingFilesToInclude = array_merge($this->tagformats, $TagFormatsToRemove);
// Check for required include files and include them
foreach ($WritingFilesToInclude as $tagformat) {
switch ($tagformat) {
case 'ape':
$GETID3_ERRORARRAY =& $this->errors;
if (!class_exists('Helpers\\GetId3\\Write\\Apetag')) {
return false;
}
break;
case 'id3v1':
case 'lyrics3':
case 'vorbiscomment':
case 'metaflac':
case 'real':
$GETID3_ERRORARRAY =& $this->errors;
if (!class_exists('Helpers\\GetId3\\Write\\' . ucfirst($tagformat))) {
return false;
}
break;
case 'id3v2.2':
case 'id3v2.3':
case 'id3v2.4':
case 'id3v2':
$GETID3_ERRORARRAY =& $this->errors;
if (!class_exists('Helpers\\GetId3\\Write\\Id3v2')) {
return false;
}
break;
default:
$this->errors[] = 'unknown tag format "' . $tagformat . '" in $tagformats in WriteTags()';
return false;
break;
}
}
// Validation of supplied data
if (!is_array($this->tag_data)) {
$this->errors[] = '$this->tag_data is not an array in WriteTags()';
return false;
}
// convert supplied data array keys to upper case, if they're not already
foreach ($this->tag_data as $tag_key => $tag_array) {
if (strtoupper($tag_key) !== $tag_key) {
$this->tag_data[strtoupper($tag_key)] = $this->tag_data[$tag_key];
unset($this->tag_data[$tag_key]);
}
}
// convert source data array keys to upper case, if they're not already
if (!empty($this->ThisFileInfo['tags'])) {
foreach ($this->ThisFileInfo['tags'] as $tag_format => $tag_data_array) {
foreach ($tag_data_array as $tag_key => $tag_array) {
if (strtoupper($tag_key) !== $tag_key) {
$this->ThisFileInfo['tags'][$tag_format][strtoupper($tag_key)] = $this->ThisFileInfo['tags'][$tag_format][$tag_key];
unset($this->ThisFileInfo['tags'][$tag_format][$tag_key]);
}
}
}
}
// Convert "TRACK" to "TRACKNUMBER" (if needed) for compatability with all formats
if (isset($this->tag_data['TRACK']) && !isset($this->tag_data['TRACKNUMBER'])) {
$this->tag_data['TRACKNUMBER'] = $this->tag_data['TRACK'];
unset($this->tag_data['TRACK']);
}
// Remove all other tag formats, if requested
if ($this->remove_other_tags) {
$this->DeleteTags($TagFormatsToRemove);
}
// Write data for each tag format
foreach ($this->tagformats as $tagformat) {
$success = false;
// overridden if tag writing is successful
switch ($tagformat) {
case 'ape':
$ape_writer = new Apetag();
if (($ape_writer->tag_data = $this->FormatDataForAPE()) !== false) {
$ape_writer->filename = $this->filename;
if (($success = $ape_writer->WriteAPEtag()) === false) {
$this->errors[] = 'WriteAPEtag() failed with message(s):<pre><ul><li>' . str_replace("\n", '</li><li>', htmlentities(trim(implode("\n", $ape_writer->errors)))) . '</li></ul></pre>';
}
} else {
$this->errors[] = 'FormatDataForAPE() failed';
}
break;
case 'id3v1':
$id3v1_writer = new Id3v1();
if (($id3v1_writer->tag_data = $this->FormatDataForID3v1()) !== false) {
$id3v1_writer->filename = $this->filename;
if (($success = $id3v1_writer->WriteID3v1()) === false) {
$this->errors[] = 'WriteID3v1() failed with message(s):<pre><ul><li>' . str_replace("\n", '</li><li>', htmlentities(trim(implode("\n", $id3v1_writer->errors)))) . '</li></ul></pre>';
}
} else {
$this->errors[] = 'FormatDataForID3v1() failed';
}
break;
case 'id3v2.2':
case 'id3v2.3':
case 'id3v2.4':
$id3v2_writer = new Id3v2();
$id3v2_writer->majorversion = intval(substr($tagformat, -1));
$id3v2_writer->paddedlength = $this->id3v2_paddedlength;
if (($id3v2_writer->tag_data = $this->FormatDataForID3v2($id3v2_writer->majorversion)) !== false) {
$id3v2_writer->filename = $this->filename;
if (($success = $id3v2_writer->WriteID3v2()) === false) {
$this->errors[] = 'WriteID3v2() failed with message(s):<pre><ul><li>' . str_replace("\n", '</li><li>', htmlentities(trim(implode("\n", $id3v2_writer->errors)))) . '</li></ul></pre>';
}
} else {
$this->errors[] = 'FormatDataForID3v2() failed';
}
break;
case 'vorbiscomment':
$vorbiscomment_writer = new Vorbiscomment();
if (($vorbiscomment_writer->tag_data = $this->FormatDataForVorbisComment()) !== false) {
$vorbiscomment_writer->filename = $this->filename;
if (($success = $vorbiscomment_writer->WriteVorbisComment()) === false) {
$this->errors[] = 'WriteVorbisComment() failed with message(s):<pre><ul><li>' . str_replace("\n", '</li><li>', htmlentities(trim(implode("\n", $vorbiscomment_writer->errors)))) . '</li></ul></pre>';
}
} else {
$this->errors[] = 'FormatDataForVorbisComment() failed';
}
break;
case 'metaflac':
$metaflac_writer = new Metaflac();
if (($metaflac_writer->tag_data = $this->FormatDataForMetaFLAC()) !== false) {
$metaflac_writer->filename = $this->filename;
if (($success = $metaflac_writer->WriteMetaFLAC()) === false) {
$this->errors[] = 'WriteMetaFLAC() failed with message(s):<pre><ul><li>' . str_replace("\n", '</li><li>', htmlentities(trim(implode("\n", $metaflac_writer->errors)))) . '</li></ul></pre>';
}
} else {
$this->errors[] = 'FormatDataForMetaFLAC() failed';
}
break;
case 'real':
$real_writer = new Real();
if (($real_writer->tag_data = $this->FormatDataForReal()) !== false) {
$real_writer->filename = $this->filename;
if (($success = $real_writer->WriteReal()) === false) {
$this->errors[] = 'WriteReal() failed with message(s):<pre><ul><li>' . str_replace("\n", '</li><li>', htmlentities(trim(implode("\n", $real_writer->errors)))) . '</li></ul></pre>';
}
} else {
$this->errors[] = 'FormatDataForReal() failed';
}
break;
default:
$this->errors[] = 'Invalid tag format to write: "' . $tagformat . '"';
return false;
break;
}
if (!$success) {
return false;
}
}
return true;
}
public function RemoveID3v2()
{
// File MUST be writeable - CHMOD(646) at least. It's best if the
// directory is also writeable, because that method is both faster and less susceptible to errors.
if (is_writable(dirname($this->filename))) {
// preferred method - only one copying operation, minimal chance of corrupting
// original file if script is interrupted, but required directory to be writeable
if (is_readable($this->filename) && is_file($this->filename) && ($fp_source = fopen($this->filename, 'rb'))) {
// Initialize GetId3 engine
$getID3 = new GetId3Core();
$OldThisFileInfo = $getID3->analyze($this->filename);
if (!Helper::intValueSupported($OldThisFileInfo['filesize'])) {
$this->errors[] = 'Unable to remove ID3v2 because file is larger than ' . round(PHP_INT_MAX / 1073741824) . 'GB';
fclose($fp_source);
return false;
}
rewind($fp_source);
if ($OldThisFileInfo['avdataoffset'] !== false) {
fseek($fp_source, $OldThisFileInfo['avdataoffset'], SEEK_SET);
}
if (is_writable($this->filename) && is_file($this->filename) && ($fp_temp = fopen($this->filename . 'getid3tmp', 'w+b'))) {
while ($buffer = fread($fp_source, $this->fread_buffer_size)) {
fwrite($fp_temp, $buffer, strlen($buffer));
}
fclose($fp_temp);
} else {
$this->errors[] = 'Could not fopen("' . $this->filename . 'getid3tmp", "w+b")';
}
fclose($fp_source);
} else {
$this->errors[] = 'Could not fopen("' . $this->filename . '", "rb")';
}
if (file_exists($this->filename)) {
unlink($this->filename);
}
rename($this->filename . 'getid3tmp', $this->filename);
} elseif (is_writable($this->filename)) {
// less desirable alternate method - double-copies the file, overwrites original file
// and could corrupt source file if the script is interrupted or an error occurs.
if (is_readable($this->filename) && is_file($this->filename) && ($fp_source = fopen($this->filename, 'rb'))) {
// Initialize GetId3 engine
$getID3 = new GetId3Core();
$OldThisFileInfo = $getID3->analyze($this->filename);
if (!Helper::intValueSupported($OldThisFileInfo['filesize'])) {
$this->errors[] = 'Unable to remove ID3v2 because file is larger than ' . round(PHP_INT_MAX / 1073741824) . 'GB';
fclose($fp_source);
return false;
}
rewind($fp_source);
if ($OldThisFileInfo['avdataoffset'] !== false) {
fseek($fp_source, $OldThisFileInfo['avdataoffset'], SEEK_SET);
}
if ($fp_temp = tmpfile()) {
while ($buffer = fread($fp_source, $this->fread_buffer_size)) {
fwrite($fp_temp, $buffer, strlen($buffer));
}
fclose($fp_source);
if (is_writable($this->filename) && is_file($this->filename) && ($fp_source = fopen($this->filename, 'wb'))) {
rewind($fp_temp);
while ($buffer = fread($fp_temp, $this->fread_buffer_size)) {
fwrite($fp_source, $buffer, strlen($buffer));
}
fseek($fp_temp, -128, SEEK_END);
fclose($fp_source);
} else {
$this->errors[] = 'Could not fopen("' . $this->filename . '", "wb")';
}
fclose($fp_temp);
} else {
$this->errors[] = 'Could not create tmpfile()';
}
} else {
$this->errors[] = 'Could not fopen("' . $this->filename . '", "rb")';
}
} else {
$this->errors[] = 'Directory and file both not writeable';
}
if (!empty($this->errors)) {
return false;
}
return true;
}
