/**
* Write metadata
*
* @param array $data
*
* @throws \RuntimeException
*
* @return $this
*/
public function write(array $data = null)
{
$this->tagWriter->filename = $this->filename;
if (null === $data) {
if (!$this->tagWriter->DeleteTags(array($this->name))) {
GetId3::getInstance()->close();
throw new \RuntimeException(sprintf('Error while deleting metadata from "%s": %s.', $this->tagWriter->filename, implode(PHP_EOL, $this->tagWriter->errors)));
}
} else {
$this->tagWriter->tagformats = array($this->name);
$this->tagWriter->tag_data = $data;
if (!$this->tagWriter->WriteTags()) {
GetId3::getInstance()->close();
throw new \RuntimeException(sprintf('Error while writing metadata to "%s": %s.', $this->tagWriter->filename, implode(PHP_EOL, $this->tagWriter->errors)));
}
}
return $this;
}
/**
* Get ID3 V2 tag
*
* @throws \RuntimeException
*
* @return \GravityMedia\Metadata\Tag\Id3v2
*/
public function getId3v2Tag()
{
$factory = GetId3::getInstance()->open($this->file);
$properties = $factory->createId3v2TagReader()->read();
$hydrator = new ClassMethods();
$data = array();
unset($properties['comments']);
foreach ($properties as $frameName => $values) {
if (!in_array($frameName, Id3v2Tag::$FRAMENAMES)) {
continue;
}
/** @var string $name */
$name = GetId3::lookupId3v2FrameName($frameName);
switch ($name) {
case 'attached_picture':
$data['picture'] = $hydrator->hydrate($values[0], new Picture());
break;
default:
$value = iconv($values[0]['encoding'], 'UTF-8', $values[0]['data']);
// map name and/or value
switch ($name) {
case 'year':
$data['year'] = intval($value);
break;
case 'track_number':
$disc = explode('/', $value, 2);
$data['track'] = intval(array_shift($disc));
if (count($disc) > 0) {
$data['track_count'] = intval(array_shift($disc));
}
break;
case 'content_group_description':
$data['works'] = $value;
break;
case 'part_of_a_set':
$disc = explode('/', $value, 2);
$data['disc'] = intval(array_shift($disc));
if (count($disc) > 0) {
$data['disc_count'] = intval(array_shift($disc));
}
break;
default:
$data[$name] = $value;
break;
}
break;
}
}
// add audio properties
$data['audio_properties'] = $hydrator->hydrate($factory->createAudioFormatReader()->read(), new AudioProperties());
return $hydrator->hydrate($data, new Id3v2Tag($factory->createId3v2TagWriter()));
}
/**
* Read metadata
*
* @throws \RuntimeException
*
* @return array
*/
public function read()
{
$this->handler->Analyze();
if (!empty($this->info['error'])) {
GetId3::getInstance()->close();
throw new \RuntimeException(sprintf('Error while reading metadata from "%s": %s.', $this->filename, implode(PHP_EOL, $this->info['error'])));
}
if (isset($this->info[$this->name])) {
$data = $this->info[$this->name];
if (in_array($this->name, array('audio', 'video'))) {
$data['playtime'] = $this->info['playtime_seconds'];
}
return $data;
}
return array();
}
/**
* Create audio format reader
*
* @throws \RuntimeException
*
* @return \GravityMedia\Metadata\GetId3\Reader
*/
public function createAudioFormatReader()
{
// detect data offset
$offset = $this->info['avdataoffset'];
if (isset($this->info['id3v2']['tag_offset_start'])) {
$offset = max($offset, $this->info['id3v2']['tag_offset_end']);
}
// length of ID3 v2 tag in 10-byte header doesn't include 10-byte header length
if (!isset($this->info['id3v2'])) {
fseek($this->fp, 0);
$header = fread($this->fp, 10);
if ('ID3' === substr($header, 0, 3) && 10 == strlen($header)) {
$offset += GetId3Lib::BigEndian2Int(substr($header, 6, 4), 1) + 10;
}
}
// read 32 kb file data
fseek($this->fp, $offset, SEEK_SET);
$data = fread($this->fp, 32774);
// detect format
$format = GetId3::getInstance()->getGetId3()->GetFileFormat($data, $this->filename);
// unable to detect format
if (false === $format) {
GetId3::getInstance()->close();
throw new \RuntimeException(sprintf('Unable to determine file format of "%s".', $this->filename));
}
// check for illegal ID3 tags
if ((isset($this->info['tags']['id3v1']) || isset($this->info['tags']['id3v2'])) && isset($format['fail_id3']) && 'ERROR' === $format['fail_id3']) {
GetId3::getInstance()->close();
throw new \RuntimeException('ID3 tags not allowed on this file type.');
}
// check for illegal APE tags
if (isset($this->info['tags']['ape']) && isset($format['fail_ape']) && 'ERROR' === $format['fail_ape']) {
GetId3::getInstance()->close();
throw new \RuntimeException('APE tags not allowed on this file type.');
}
return $this->createReader($format['group'], $format['module'], 'audio');
}
/**
* Set genre
*
* @param string $genre
*
* @throws \BadMethodCallException
* @return $this
*/
public function setGenre($genre)
{
if (!is_array($this->availableGenres)) {
$this->availableGenres = array_values(GetId3::getId3v1Genres());
}
if (in_array($genre, $this->availableGenres)) {
$this->genre = $genre;
return $this;
}
throw new \BadMethodCallException(sprintf('The genre "%s" is not available', $genre));
}
/**
* Save tag
*
* @throws \RuntimeException
*
* @return $this
*/
public function save()
{
$hydrator = new ClassMethods();
$properties = $hydrator->extract($this);
$data = array();
unset($properties['audio_properties']);
foreach ($properties as $name => $value) {
if (null === $value) {
continue;
}
switch ($name) {
case 'track':
if (null !== $properties['track_count']) {
$value .= '/' . $properties['track_count'];
}
$data['track'] = array($value);
break;
case 'works':
$data['content_group_description'] = array($value);
break;
case 'disc':
if (null !== $properties['disc_count']) {
$value .= '/' . $properties['disc_count'];
}
$data['part_of_a_set'] = array($value);
break;
case 'picture':
/** @var \GravityMedia\Metadata\Feature\Picture $value */
$data['attached_picture'] = array(array('data' => $value->getData(), 'mime' => $value->getMime(), 'picturetypeid' => array_search($value->getPictureType(), GetId3::getId3v2PictureTypes()), 'description' => $value->getDescription()));
break;
default:
$data[$name] = array($value);
break;
}
}
return $this->writer->write($data);
}
/**
* Set picture type
*
* @param string $pictureType
*
* @throws \BadMethodCallException
*
* @return $this
*/
public function setPictureType($pictureType)
{
if (!is_array($this->availablePictureTypes)) {
$this->availablePictureTypes = array_values(GetId3::getId3v2PictureTypes());
}
if (in_array($pictureType, $this->availablePictureTypes)) {
$this->pictureType = $pictureType;
return $this;
}
throw new \BadMethodCallException(sprintf('The picture type "%s" is not available', $pictureType));
}
