Merge pull request #238 from humanmade/fix-id3-parsing (d3c83ee0) · Commits · singing-chimes.co.uk / S3-Uploads

lib/getid3/extension.cache.dbm.php

0 → 100755

+252 −0

Original line number	Diff line number	Diff line
		<?php

		/////////////////////////////////////////////////////////////////
		/// getID3() by James Heinrich <info@getid3.org> //
		// available at http://getid3.sourceforge.net //
		// or https://www.getid3.org //
		// also https://github.com/JamesHeinrich/getID3 //
		/////////////////////////////////////////////////////////////////
		// //
		// extension.cache.dbm.php - part of getID3() //
		// Please see readme.txt for more information //
		// ///
		/////////////////////////////////////////////////////////////////
		// //
		// This extension written by Allan Hansen <ahØartemis*dk> //
		// ///
		/////////////////////////////////////////////////////////////////


		/**
		* This is a caching extension for getID3(). It works the exact same
		* way as the getID3 class, but return cached information very fast
		*
		* Example:
		*
		* Normal getID3 usage (example):
		*
		* require_once 'getid3/getid3.php';
		* $getID3 = new getID3;
		* $getID3->encoding = 'UTF-8';
		* $info1 = $getID3->analyze('file1.flac');
		* $info2 = $getID3->analyze('file2.wv');
		*
		* getID3_cached usage:
		*
		* require_once 'getid3/getid3.php';
		* require_once 'getid3/getid3/extension.cache.dbm.php';
		* $getID3 = new getID3_cached('db3', '/tmp/getid3_cache.dbm',
		* '/tmp/getid3_cache.lock');
		* $getID3->encoding = 'UTF-8';
		* $info1 = $getID3->analyze('file1.flac');
		* $info2 = $getID3->analyze('file2.wv');
		*
		*
		* Supported Cache Types
		*
		* SQL Databases: (use extension.cache.mysql)
		*
		* cache_type cache_options
		* -------------------------------------------------------------------
		* mysql host, database, username, password
		*
		*
		* DBM-Style Databases: (this extension)
		*
		* cache_type cache_options
		* -------------------------------------------------------------------
		* gdbm dbm_filename, lock_filename
		* ndbm dbm_filename, lock_filename
		* db2 dbm_filename, lock_filename
		* db3 dbm_filename, lock_filename
		* db4 dbm_filename, lock_filename (PHP5 required)
		*
		* PHP must have write access to both dbm_filename and lock_filename.
		*
		*
		* Recommended Cache Types
		*
		* Infrequent updates, many reads any DBM
		* Frequent updates mysql
		*/


		class getID3_cached_dbm extends getID3
		{
		/**
		* @var resource
		*/
		private $dba;

		/**
		* @var resource\|bool
		*/
		private $lock;

		/**
		* @var string
		*/
		private $cache_type;

		/**
		* @var string
		*/
		private $dbm_filename;

		/**
		* constructor - see top of this file for cache type and cache_options
		*
		* @param string $cache_type
		* @param string $dbm_filename
		* @param string $lock_filename
		*
		* @throws Exception
		* @throws getid3_exception
		*/
		public function __construct($cache_type, $dbm_filename, $lock_filename) {

		// Check for dba extension
		if (!extension_loaded('dba')) {
		throw new Exception('PHP is not compiled with dba support, required to use DBM style cache.');
		}

		// Check for specific dba driver
		if (!function_exists('dba_handlers') \|\| !in_array($cache_type, dba_handlers())) {
		throw new Exception('PHP is not compiled --with '.$cache_type.' support, required to use DBM style cache.');
		}

		// Create lock file if needed
		if (!file_exists($lock_filename)) {
		if (!touch($lock_filename)) {
		throw new Exception('failed to create lock file: '.$lock_filename);
		}
		}

		// Open lock file for writing
		if (!is_writeable($lock_filename)) {
		throw new Exception('lock file: '.$lock_filename.' is not writable');
		}
		$this->lock = fopen($lock_filename, 'w');

		// Acquire exclusive write lock to lock file
		flock($this->lock, LOCK_EX);

		// Create dbm-file if needed
		if (!file_exists($dbm_filename)) {
		if (!touch($dbm_filename)) {
		throw new Exception('failed to create dbm file: '.$dbm_filename);
		}
		}

		// Try to open dbm file for writing
		$this->dba = dba_open($dbm_filename, 'w', $cache_type);
		if (!$this->dba) {

		// Failed - create new dbm file
		$this->dba = dba_open($dbm_filename, 'n', $cache_type);

		if (!$this->dba) {
		throw new Exception('failed to create dbm file: '.$dbm_filename);
		}

		// Insert getID3 version number
		dba_insert(getID3::VERSION, getID3::VERSION, $this->dba);
		}

		// Init misc values
		$this->cache_type = $cache_type;
		$this->dbm_filename = $dbm_filename;

		// Register destructor
		register_shutdown_function(array($this, '__destruct'));

		// Check version number and clear cache if changed
		if (dba_fetch(getID3::VERSION, $this->dba) != getID3::VERSION) {
		$this->clear_cache();
		}

		parent::__construct();
		}



		/**
		* destructor
		*/
		public function __destruct() {

		// Close dbm file
		dba_close($this->dba);

		// Release exclusive lock
		flock($this->lock, LOCK_UN);

		// Close lock file
		fclose($this->lock);
		}



		/**
		* clear cache
		*
		* @throws Exception
		*/
		public function clear_cache() {

		// Close dbm file
		dba_close($this->dba);

		// Create new dbm file
		$this->dba = dba_open($this->dbm_filename, 'n', $this->cache_type);

		if (!$this->dba) {
		throw new Exception('failed to clear cache/recreate dbm file: '.$this->dbm_filename);
		}

		// Insert getID3 version number
		dba_insert(getID3::VERSION, getID3::VERSION, $this->dba);

		// Re-register shutdown function
		register_shutdown_function(array($this, '__destruct'));
		}



		/**
		* clear cache
		*
		* @param string $filename
		* @param int $filesize
		* @param string $original_filename
		*
		* @return mixed
		*/
		public function analyze($filename, $filesize=null, $original_filename='') {

		if (file_exists($filename)) {

		// Calc key filename::mod_time::size - should be unique
		$key = $filename.'::'.filemtime($filename).'::'.filesize($filename);

		// Loopup key
		$result = dba_fetch($key, $this->dba);

		// Hit
		if ($result !== false) {
		return unserialize($result);
		}
		}

		// Miss
		$result = parent::analyze($filename);

		// Save result
		if (isset($key) && file_exists($filename)) {
		dba_insert($key, serialize($result), $this->dba);
		}

		return $result;
		}

		}

lib/getid3/extension.cache.mysql.php

0 → 100755

+227 −0

Original line number	Diff line number	Diff line
		<?php

		/////////////////////////////////////////////////////////////////
		/// getID3() by James Heinrich <info@getid3.org> //
		// available at http://getid3.sourceforge.net //
		// or https://www.getid3.org //
		// also https://github.com/JamesHeinrich/getID3 //
		/////////////////////////////////////////////////////////////////
		// //
		// extension.cache.mysql.php - part of getID3() //
		// Please see readme.txt for more information //
		// ///
		/////////////////////////////////////////////////////////////////
		// //
		// This extension written by Allan Hansen <ahØartemis*dk> //
		// Table name mod by Carlo Capocasa <calroØcarlocapocasa*com> //
		// ///
		/////////////////////////////////////////////////////////////////


		/**
		* This is a caching extension for getID3(). It works the exact same
		* way as the getID3 class, but return cached information very fast
		*
		* Example: (see also demo.cache.mysql.php in /demo/)
		*
		* Normal getID3 usage (example):
		*
		* require_once 'getid3/getid3.php';
		* $getID3 = new getID3;
		* $getID3->encoding = 'UTF-8';
		* $info1 = $getID3->analyze('file1.flac');
		* $info2 = $getID3->analyze('file2.wv');
		*
		* getID3_cached usage:
		*
		* require_once 'getid3/getid3.php';
		* require_once 'getid3/getid3/extension.cache.mysql.php';
		* // 5th parameter (tablename) is optional, default is 'getid3_cache'
		* $getID3 = new getID3_cached_mysql('localhost', 'database', 'username', 'password', 'tablename');
		* $getID3->encoding = 'UTF-8';
		* $info1 = $getID3->analyze('file1.flac');
		* $info2 = $getID3->analyze('file2.wv');
		*
		*
		* Supported Cache Types (this extension)
		*
		* SQL Databases:
		*
		* cache_type cache_options
		* -------------------------------------------------------------------
		* mysql host, database, username, password
		*
		*
		* DBM-Style Databases: (use extension.cache.dbm)
		*
		* cache_type cache_options
		* -------------------------------------------------------------------
		* gdbm dbm_filename, lock_filename
		* ndbm dbm_filename, lock_filename
		* db2 dbm_filename, lock_filename
		* db3 dbm_filename, lock_filename
		* db4 dbm_filename, lock_filename (PHP5 required)
		*
		* PHP must have write access to both dbm_filename and lock_filename.
		*
		*
		* Recommended Cache Types
		*
		* Infrequent updates, many reads any DBM
		* Frequent updates mysql
		*/


		class getID3_cached_mysql extends getID3
		{
		/**
		* @var resource
		*/
		private $cursor;

		/**
		* @var resource
		*/
		private $connection;

		/**
		* @var string
		*/
		private $table;


		/**
		* constructor - see top of this file for cache type and cache_options
		*
		* @param string $host
		* @param string $database
		* @param string $username
		* @param string $password
		* @param string $table
		*
		* @throws Exception
		* @throws getid3_exception
		*/
		public function __construct($host, $database, $username, $password, $table='getid3_cache') {

		// Check for mysql support
		if (!function_exists('mysql_pconnect')) {
		throw new Exception('PHP not compiled with mysql support.');
		}

		// Connect to database
		$this->connection = mysql_pconnect($host, $username, $password);
		if (!$this->connection) {
		throw new Exception('mysql_pconnect() failed - check permissions and spelling.');
		}

		// Select database
		if (!mysql_select_db($database, $this->connection)) {
		throw new Exception('Cannot use database '.$database);
		}

		// Set table
		$this->table = $table;

		// Create cache table if not exists
		$this->create_table();

		// Check version number and clear cache if changed
		$version = '';
		$SQLquery = 'SELECT `value`';
		$SQLquery .= ' FROM `'.mysql_real_escape_string($this->table).'`';
		$SQLquery .= ' WHERE (`filename` = \''.mysql_real_escape_string(getID3::VERSION).'\')';
		$SQLquery .= ' AND (`filesize` = -1)';
		$SQLquery .= ' AND (`filetime` = -1)';
		$SQLquery .= ' AND (`analyzetime` = -1)';
		if ($this->cursor = mysql_query($SQLquery, $this->connection)) {
		list($version) = mysql_fetch_array($this->cursor);
		}
		if ($version != getID3::VERSION) {
		$this->clear_cache();
		}

		parent::__construct();
		}



		/**
		* clear cache
		*/
		public function clear_cache() {

		$this->cursor = mysql_query('DELETE FROM `'.mysql_real_escape_string($this->table).'`', $this->connection);
		$this->cursor = mysql_query('INSERT INTO `'.mysql_real_escape_string($this->table).'` VALUES (\''.getID3::VERSION.'\', -1, -1, -1, \''.getID3::VERSION.'\')', $this->connection);
		}



		/**
		* analyze file
		*
		* @param string $filename
		* @param int $filesize
		* @param string $original_filename
		*
		* @return mixed
		*/
		public function analyze($filename, $filesize=null, $original_filename='') {

		$filetime = 0;
		if (file_exists($filename)) {

		// Short-hands
		$filetime = filemtime($filename);
		$filesize = filesize($filename);

		// Lookup file
		$SQLquery = 'SELECT `value`';
		$SQLquery .= ' FROM `'.mysql_real_escape_string($this->table).'`';
		$SQLquery .= ' WHERE (`filename` = \''.mysql_real_escape_string($filename).'\')';
		$SQLquery .= ' AND (`filesize` = \''.mysql_real_escape_string($filesize).'\')';
		$SQLquery .= ' AND (`filetime` = \''.mysql_real_escape_string($filetime).'\')';
		$this->cursor = mysql_query($SQLquery, $this->connection);
		if (mysql_num_rows($this->cursor) > 0) {
		// Hit
		list($result) = mysql_fetch_array($this->cursor);
		return unserialize(base64_decode($result));
		}
		}

		// Miss
		$analysis = parent::analyze($filename, $filesize, $original_filename);

		// Save result
		if (file_exists($filename)) {
		$SQLquery = 'INSERT INTO `'.mysql_real_escape_string($this->table).'` (`filename`, `filesize`, `filetime`, `analyzetime`, `value`) VALUES (';
		$SQLquery .= '\''.mysql_real_escape_string($filename).'\'';
		$SQLquery .= ', \''.mysql_real_escape_string($filesize).'\'';
		$SQLquery .= ', \''.mysql_real_escape_string($filetime).'\'';
		$SQLquery .= ', \''.mysql_real_escape_string(time() ).'\'';
		$SQLquery .= ', \''.mysql_real_escape_string(base64_encode(serialize($analysis))).'\')';
		$this->cursor = mysql_query($SQLquery, $this->connection);
		}
		return $analysis;
		}



		/**
		* (re)create sql table
		*
		* @param bool $drop
		*/
		private function create_table($drop=false) {

		$SQLquery = 'CREATE TABLE IF NOT EXISTS `'.mysql_real_escape_string($this->table).'` (';
		$SQLquery .= '`filename` VARCHAR(990) NOT NULL DEFAULT \'\'';
		$SQLquery .= ', `filesize` INT(11) NOT NULL DEFAULT \'0\'';
		$SQLquery .= ', `filetime` INT(11) NOT NULL DEFAULT \'0\'';
		$SQLquery .= ', `analyzetime` INT(11) NOT NULL DEFAULT \'0\'';
		$SQLquery .= ', `value` LONGTEXT NOT NULL';
		$SQLquery .= ', PRIMARY KEY (`filename`, `filesize`, `filetime`))';
		$this->cursor = mysql_query($SQLquery, $this->connection);
		echo mysql_error($this->connection);
		}
		}

lib/getid3/extension.cache.mysqli.php

0 → 100755

+221 −0

Original line number	Diff line number	Diff line
		<?php

		/////////////////////////////////////////////////////////////////
		/// getID3() by James Heinrich <info@getid3.org> //
		// available at http://getid3.sourceforge.net //
		// or https://www.getid3.org //
		// also https://github.com/JamesHeinrich/getID3 //
		/////////////////////////////////////////////////////////////////
		// //
		// extension.cache.mysqli.php - part of getID3() //
		// Please see readme.txt for more information //
		// ///
		/////////////////////////////////////////////////////////////////
		// //
		// This extension written by Allan Hansen <ahØartemis*dk> //
		// Table name mod by Carlo Capocasa <calroØcarlocapocasa*com> //
		// ///
		/////////////////////////////////////////////////////////////////


		/**
		* This is a caching extension for getID3(). It works the exact same
		* way as the getID3 class, but return cached information very fast
		*
		* Example: (see also demo.cache.mysql.php in /demo/)
		*
		* Normal getID3 usage (example):
		*
		* require_once 'getid3/getid3.php';
		* $getID3 = new getID3;
		* $getID3->encoding = 'UTF-8';
		* $info1 = $getID3->analyze('file1.flac');
		* $info2 = $getID3->analyze('file2.wv');
		*
		* getID3_cached usage:
		*
		* require_once 'getid3/getid3.php';
		* require_once 'getid3/getid3/extension.cache.mysqli.php';
		* // 5th parameter (tablename) is optional, default is 'getid3_cache'
		* $getID3 = new getID3_cached_mysqli('localhost', 'database', 'username', 'password', 'tablename');
		* $getID3->encoding = 'UTF-8';
		* $info1 = $getID3->analyze('file1.flac');
		* $info2 = $getID3->analyze('file2.wv');
		*
		*
		* Supported Cache Types (this extension)
		*
		* SQL Databases:
		*
		* cache_type cache_options
		* -------------------------------------------------------------------
		* mysqli host, database, username, password
		*
		*
		* DBM-Style Databases: (use extension.cache.dbm)
		*
		* cache_type cache_options
		* -------------------------------------------------------------------
		* gdbm dbm_filename, lock_filename
		* ndbm dbm_filename, lock_filename
		* db2 dbm_filename, lock_filename
		* db3 dbm_filename, lock_filename
		* db4 dbm_filename, lock_filename (PHP5 required)
		*
		* PHP must have write access to both dbm_filename and lock_filename.
		*
		*
		* Recommended Cache Types
		*
		* Infrequent updates, many reads any DBM
		* Frequent updates mysqli
		*/

		class getID3_cached_mysqli extends getID3
		{
		/**
		* @var mysqli
		*/
		private $mysqli;

		/**
		* @var mysqli_result
		*/
		private $cursor;

		/**
		* @var string
		*/
		private $table;


		/**
		* constructor - see top of this file for cache type and cache_options
		*
		* @param string $host
		* @param string $database
		* @param string $username
		* @param string $password
		* @param string $table
		*
		* @throws Exception
		* @throws getid3_exception
		*/
		public function __construct($host, $database, $username, $password, $table='getid3_cache') {

		// Check for mysqli support
		if (!function_exists('mysqli_connect')) {
		throw new Exception('PHP not compiled with mysqli support.');
		}

		// Connect to database
		$this->mysqli = new mysqli($host, $username, $password);
		if (!$this->mysqli) {
		throw new Exception('mysqli_connect() failed - check permissions and spelling.');
		}

		// Select database
		if (!$this->mysqli->select_db($database)) {
		throw new Exception('Cannot use database '.$database);
		}

		// Set table
		$this->table = $table;

		// Create cache table if not exists
		$this->create_table();

		// Check version number and clear cache if changed
		$version = '';
		$SQLquery = 'SELECT `value`';
		$SQLquery .= ' FROM `'.$this->mysqli->real_escape_string($this->table).'`';
		$SQLquery .= ' WHERE (`filename` = \''.$this->mysqli->real_escape_string(getID3::VERSION).'\')';
		$SQLquery .= ' AND (`filesize` = -1)';
		$SQLquery .= ' AND (`filetime` = -1)';
		$SQLquery .= ' AND (`analyzetime` = -1)';
		if ($this->cursor = $this->mysqli->query($SQLquery)) {
		list($version) = $this->cursor->fetch_array();
		}
		if ($version != getID3::VERSION) {
		$this->clear_cache();
		}

		parent::__construct();
		}


		/**
		* clear cache
		*/
		public function clear_cache() {
		$this->mysqli->query('DELETE FROM `'.$this->mysqli->real_escape_string($this->table).'`');
		$this->mysqli->query('INSERT INTO `'.$this->mysqli->real_escape_string($this->table).'` (`filename`, `filesize`, `filetime`, `analyzetime`, `value`) VALUES (\''.getID3::VERSION.'\', -1, -1, -1, \''.getID3::VERSION.'\')');
		}


		/**
		* analyze file
		*
		* @param string $filename
		* @param int $filesize
		* @param string $original_filename
		*
		* @return mixed
		*/
		public function analyze($filename, $filesize=null, $original_filename='') {

		$filetime = 0;
		if (file_exists($filename)) {

		// Short-hands
		$filetime = filemtime($filename);
		$filesize = filesize($filename);

		// Lookup file
		$SQLquery = 'SELECT `value`';
		$SQLquery .= ' FROM `'.$this->mysqli->real_escape_string($this->table).'`';
		$SQLquery .= ' WHERE (`filename` = \''.$this->mysqli->real_escape_string($filename).'\')';
		$SQLquery .= ' AND (`filesize` = \''.$this->mysqli->real_escape_string($filesize).'\')';
		$SQLquery .= ' AND (`filetime` = \''.$this->mysqli->real_escape_string($filetime).'\')';
		$this->cursor = $this->mysqli->query($SQLquery);
		if ($this->cursor->num_rows > 0) {
		// Hit
		list($result) = $this->cursor->fetch_array();
		return unserialize(base64_decode($result));
		}
		}

		// Miss
		$analysis = parent::analyze($filename, $filesize, $original_filename);

		// Save result
		if (file_exists($filename)) {
		$SQLquery = 'INSERT INTO `'.$this->mysqli->real_escape_string($this->table).'` (`filename`, `filesize`, `filetime`, `analyzetime`, `value`) VALUES (';
		$SQLquery .= '\''.$this->mysqli->real_escape_string($filename).'\'';
		$SQLquery .= ', \''.$this->mysqli->real_escape_string($filesize).'\'';
		$SQLquery .= ', \''.$this->mysqli->real_escape_string($filetime).'\'';
		$SQLquery .= ', \''.$this->mysqli->real_escape_string(time() ).'\'';
		$SQLquery .= ', \''.$this->mysqli->real_escape_string(base64_encode(serialize($analysis))).'\')';
		$this->cursor = $this->mysqli->query($SQLquery);
		}
		return $analysis;
		}


		/**
		* (re)create mysqli table
		*
		* @param bool $drop
		*/
		private function create_table($drop=false) {
		$SQLquery = 'CREATE TABLE IF NOT EXISTS `'.$this->mysqli->real_escape_string($this->table).'` (';
		$SQLquery .= '`filename` VARCHAR(990) NOT NULL DEFAULT \'\'';
		$SQLquery .= ', `filesize` INT(11) NOT NULL DEFAULT \'0\'';
		$SQLquery .= ', `filetime` INT(11) NOT NULL DEFAULT \'0\'';
		$SQLquery .= ', `analyzetime` INT(11) NOT NULL DEFAULT \'0\'';
		$SQLquery .= ', `value` LONGTEXT NOT NULL';
		$SQLquery .= ', PRIMARY KEY (`filename`, `filesize`, `filetime`))';
		$this->cursor = $this->mysqli->query($SQLquery);
		echo $this->mysqli->error;
		}
		}

lib/getid3/extension.cache.sqlite3.php

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lib/getid3/getid3.lib.php

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