function DeleteTags($TagFormatsToDelete)
{
foreach ($TagFormatsToDelete as $DeleteTagFormat) {
$success = false;
// overridden if tag deletion is successful
switch ($DeleteTagFormat) {
case 'id3v1':
$id3v1_writer = new getid3_write_id3v1();
$id3v1_writer->filename = $this->filename;
if (($success = $id3v1_writer->RemoveID3v1()) === false) {
$this->errors[] = 'RemoveID3v1() failed with message(s):<PRE><UL><LI>' . trim(implode('</LI><LI>', $id3v1_writer->errors)) . '</LI></UL></PRE>';
}
break;
case 'id3v2':
$id3v2_writer = new getid3_write_id3v2();
$id3v2_writer->filename = $this->filename;
if (($success = $id3v2_writer->RemoveID3v2()) === false) {
$this->errors[] = 'RemoveID3v2() failed with message(s):<PRE><UL><LI>' . trim(implode('</LI><LI>', $id3v2_writer->errors)) . '</LI></UL></PRE>';
}
break;
case 'ape':
$ape_writer = new getid3_write_apetag();
$ape_writer->filename = $this->filename;
if (($success = $ape_writer->DeleteAPEtag()) === false) {
$this->errors[] = 'DeleteAPEtag() failed with message(s):<PRE><UL><LI>' . trim(implode('</LI><LI>', $ape_writer->errors)) . '</LI></UL></PRE>';
}
break;
case 'vorbiscomment':
$vorbiscomment_writer = new getid3_write_vorbiscomment();
$vorbiscomment_writer->filename = $this->filename;
if (($success = $vorbiscomment_writer->DeleteVorbisComment()) === false) {
$this->errors[] = 'DeleteVorbisComment() failed with message(s):<PRE><UL><LI>' . trim(implode('</LI><LI>', $vorbiscomment_writer->errors)) . '</LI></UL></PRE>';
}
break;
case 'metaflac':
$metaflac_writer = new getid3_write_metaflac();
$metaflac_writer->filename = $this->filename;
if (($success = $metaflac_writer->DeleteMetaFLAC()) === false) {
$this->errors[] = 'DeleteMetaFLAC() failed with message(s):<PRE><UL><LI>' . trim(implode('</LI><LI>', $metaflac_writer->errors)) . '</LI></UL></PRE>';
}
break;
case 'lyrics3':
$lyrics3_writer = new getid3_write_lyrics3();
$lyrics3_writer->filename = $this->filename;
if (($success = $lyrics3_writer->DeleteLyrics3()) === false) {
$this->errors[] = 'DeleteLyrics3() failed with message(s):<PRE><UL><LI>' . trim(implode('</LI><LI>', $lyrics3_writer->errors)) . '</LI></UL></PRE>';
}
break;
case 'real':
$real_writer = new getid3_write_real();
$real_writer->filename = $this->filename;
if (($success = $real_writer->RemoveReal()) === false) {
$this->errors[] = 'RemoveReal() failed with message(s):<PRE><UL><LI>' . trim(implode('</LI><LI>', $real_writer->errors)) . '</LI></UL></PRE>';
}
break;
default:
$this->errors[] = 'Invalid tag format to delete: "' . $tagformat . '"';
return false;
break;
}
if (!$success) {
return false;
}
}
return true;
}
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)) {
$this->errors[] = 'tagformats must be an array in getid3_writetags';
return false;
}
if (filesize($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 getID3();
$getID3->encoding = $this->tag_encoding;
$this->ThisFileInfo = $getID3->analyze($this->filename);
// check for what file types are allowed on this fileformat
switch (@$this->ThisFileInfo['fileformat']) {
case 'mp3':
case 'mp2':
case 'mp1':
$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':
$AllowedTagFormats = array('real');
break;
case 'ogg':
switch (@$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 "' . $requested_tag_format . '" is not allowed on "' . @$this->ThisFileInfo['fileformat'];
if (@$this->ThisFileInfo['fileformat'] != @$this->ThisFileInfo['audio']['dataformat']) {
$errormessage .= '.' . @$this->ThisFileInfo['audio']['dataformat'];
}
$errormessage .= '" files';
$this->errors[] = $errormessage;
return false;
}
}
// List of other tag formats, removed if requested
$TagFormatsToRemove = array();
if ($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 (!getid3_lib::IncludeDependency(GETID3_INCLUDEPATH . 'write.apetag.php', __FILE__, false)) {
return false;
}
break;
case 'id3v1':
case 'lyrics3':
case 'vorbiscomment':
case 'metaflac':
case 'real':
$GETID3_ERRORARRAY =& $this->errors;
if (!getid3_lib::IncludeDependency(GETID3_INCLUDEPATH . 'write.' . $tagformat . '.php', __FILE__, false)) {
return false;
}
break;
case 'id3v2.2':
case 'id3v2.3':
case 'id3v2.4':
case 'id3v2':
$GETID3_ERRORARRAY =& $this->errors;
if (!getid3_lib::IncludeDependency(GETID3_INCLUDEPATH . 'write.id3v2.php', __FILE__, false)) {
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)) {
$this->errors[] = '$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':
$ape_writer = new getid3_write_apetag();
if (($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>' . trim(implode('</LI><LI>', $ape_writer->errors)) . '</LI></UL></PRE>';
}
} else {
$this->errors[] = 'FormatDataForAPE() failed';
}
break;
case 'id3v1':
$id3v1_writer = new getid3_write_id3v1();
if (($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>' . trim(implode('</LI><LI>', $id3v1_writer->errors)) . '</LI></UL></PRE>';
}
} else {
$this->errors[] = 'FormatDataForID3v1() failed';
}
break;
case 'id3v2.2':
case 'id3v2.3':
case 'id3v2.4':
$id3v2_writer = new getid3_write_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>' . trim(implode('</LI><LI>', $id3v2_writer->errors)) . '</LI></UL></PRE>';
}
} else {
$this->errors[] = 'FormatDataForID3v2() failed';
}
break;
case 'vorbiscomment':
$vorbiscomment_writer = new getid3_write_vorbiscomment();
if (($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>' . trim(implode('</LI><LI>', $vorbiscomment_writer->errors)) . '</LI></UL></PRE>';
}
} else {
$this->errors[] = 'WriteVorbisComment() failed';
}
break;
case 'metaflac':
$metaflac_writer = new getid3_write_metaflac();
if (($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>' . trim(implode('</LI><LI>', $metaflac_writer->errors)) . '</LI></UL></PRE>';
}
} else {
$this->errors[] = 'FormatDataForMetaFLAC() failed';
}
break;
case 'real':
$real_writer = new getid3_write_real();
if (($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>' . trim(implode('</LI><LI>', $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;
}