getid3_handler

2114abstract class getid3_handler2115{2116 2117	/**2118	* @var getID32119	*/2120	protected $getid3;                       // pointer2121 2122	/**2123	 * Analyzing filepointer or string.2124	 *2125	 * @var bool2126	 */2127	protected $data_string_flag     = false;2128 2129	/**2130	 * String to analyze.2131	 *2132	 * @var string2133	 */2134	protected $data_string          = '';2135 2136	/**2137	 * Seek position in string.2138	 *2139	 * @var int2140	 */2141	protected $data_string_position = 0;2142 2143	/**2144	 * String length.2145	 *2146	 * @var int2147	 */2148	protected $data_string_length   = 0;2149 2150	/**2151	 * @var string2152	 */2153	private $dependency_to;2154 2155	/**2156	 * getid3_handler constructor.2157	 *2158	 * @param getID3 $getid32159	 * @param string $call_module2160	 */2161	public function __construct(getID3 $getid3, $call_module=null) {2162		$this->getid3 = $getid3;2163 2164		if ($call_module) {2165			$this->dependency_to = str_replace('getid3_', '', $call_module);2166		}2167	}2168 2169	/**2170	 * Analyze from file pointer.2171	 *2172	 * @return bool2173	 */2174	abstract public function Analyze();2175 2176	/**2177	 * Analyze from string instead.2178	 *2179	 * @param string $string2180	 */2181	public function AnalyzeString($string) {2182		// Enter string mode2183		$this->setStringMode($string);2184 2185		// Save info2186		$saved_avdataoffset = $this->getid3->info['avdataoffset'];2187		$saved_avdataend    = $this->getid3->info['avdataend'];2188		$saved_filesize     = (isset($this->getid3->info['filesize']) ? $this->getid3->info['filesize'] : null); // may be not set if called as dependency without openfile() call2189 2190		// Reset some info2191		$this->getid3->info['avdataoffset'] = 0;2192		$this->getid3->info['avdataend']    = $this->getid3->info['filesize'] = $this->data_string_length;2193