public function read()
{
$engine = new getid3();
$engine->filename = $this->filename;
$engine->fp = fopen($this->filename, 'rb');
$engine->include_module('tag.id3v1');
$tag = new getid3_id3v1($engine);
$tag->Analyze();
if (!isset($engine->info['id3v1'])) {
return;
}
$this->title = $engine->info['id3v1']['title'];
$this->artist = $engine->info['id3v1']['artist'];
$this->album = $engine->info['id3v1']['album'];
$this->year = $engine->info['id3v1']['year'];
$this->genre_id = $engine->info['id3v1']['genre_id'];
$this->genre = $engine->info['id3v1']['genre'];
$this->comment = $engine->info['id3v1']['comment'];
$this->track = $engine->info['id3v1']['track'];
return true;
}
public function remove()
{
$engine = new getid3();
$engine->filename = $this->filename;
$engine->fp = fopen($this->filename, 'rb');
$engine->include_module('tag.apetag');
$tag = new getid3_apetag($engine);
$tag->Analyze();
if (isset($engine->info['ape']['tag_offset_start']) && isset($engine->info['ape']['tag_offset_end'])) {
if (!($fp = @fopen($this->filename, 'a+b'))) {
throw new getid3_exception('Could not open a+b: ' . $this->filename);
}
// get data after apetag
if (filesize($this->filename) > $engine->info['ape']['tag_offset_end']) {
fseek($fp, $engine->info['ape']['tag_offset_end'], SEEK_SET);
$data_after_ape = fread($fp, filesize($this->filename) - $engine->info['ape']['tag_offset_end']);
}
// truncate file before start of apetag
ftruncate($fp, $engine->info['ape']['tag_offset_start']);
// rewrite data after apetag
if (isset($data_after_ape)) {
fseek($fp, $engine->info['ape']['tag_offset_start'], SEEK_SET);
fwrite($fp, $data_after_ape, strlen($data_after_ape));
}
fclose($fp);
clearstatcache();
}
// success when removing non-existant tag
return true;
}
public function remove()
{
$engine = new getid3();
$engine->filename = $this->filename;
$engine->fp = fopen($this->filename, 'rb');
$engine->include_module('tag.id3v2');
$tag = new getid3_id3v2($engine);
$tag->Analyze();
if ((int) @$engine->info['avdataoffset']) {
if (!($fp_source = @fopen($this->filename, 'rb'))) {
throw new getid3_exception('Could not open ' . $this->filename . ' mode "rb"');
}
fseek($fp_source, $engine->info['avdataoffset'], SEEK_SET);
if (!($fp_temp = @fopen($this->filename . 'getid3tmp', 'w+b'))) {
throw new getid3_exception('Could not open ' . $this->filename . 'getid3tmp mode "w+b"');
}
while ($buffer = fread($fp_source, 16384)) {
fwrite($fp_temp, $buffer, strlen($buffer));
}
fclose($fp_temp);
fclose($fp_source);
$this->save_permissions();
unlink($this->filename);
rename($this->filename . 'getid3tmp', $this->filename);
$this->restore_permissions();
clearstatcache();
}
// success when removing non-existant tag
return true;
}
