getid3_lyrics3::getLyrics3Data( int $endoffset, int $version, int $length ): bool

143	public function getLyrics3Data($endoffset, $version, $length) {144		// http://www.volweb.cz/str/tags.htm145 146		$info = &$this->getid3->info;147 148		if (!getid3_lib::intValueSupported($endoffset)) {149			$this->warning('Unable to check for Lyrics3 because file is larger than '.round(PHP_INT_MAX / 1073741824).'GB');150			return false;151		}152 153		$this->fseek($endoffset);154		if ($length <= 0) {155			return false;156		}157		$rawdata = $this->fread($length);158 159		$ParsedLyrics3 = array();160 161		$ParsedLyrics3['raw']['lyrics3version'] = $version;162		$ParsedLyrics3['raw']['lyrics3tagsize'] = $length;163		$ParsedLyrics3['tag_offset_start']      = $endoffset;164		$ParsedLyrics3['tag_offset_end']        = $endoffset + $length - 1;165 166		if (substr($rawdata, 0, 11) != 'LYRICSBEGIN') {167			if (strpos($rawdata, 'LYRICSBEGIN') !== false) {168 169				$this->warning('"LYRICSBEGIN" expected at '.$endoffset.' but actually found at '.($endoffset + strpos($rawdata, 'LYRICSBEGIN')).' - this is invalid for Lyrics3 v'.$version);170				$info['avdataend'] = $endoffset + strpos($rawdata, 'LYRICSBEGIN');171				$rawdata = substr($rawdata, strpos($rawdata, 'LYRICSBEGIN'));172				$length = strlen($rawdata);173				$ParsedLyrics3['tag_offset_start'] = $info['avdataend'];174				$ParsedLyrics3['raw']['lyrics3tagsize'] = $length;175 176			} else {177 178				$this->error('"LYRICSBEGIN" expected at '.$endoffset.' but found "'.substr($rawdata, 0, 11).'" instead');179				return false;180 181			}182 183		}184 185		switch ($version) {186 187			case 1:188				if (substr($rawdata, strlen($rawdata) - 9, 9) == 'LYRICSEND') {189					$ParsedLyrics3['raw']['LYR'] = trim(substr($rawdata, 11, strlen($rawdata) - 11 - 9));190					$this->Lyrics3LyricsTimestampParse($ParsedLyrics3);191				} else {192					$this->error('"LYRICSEND" expected at '.($this->ftell() - 11 + $length - 9).' but found "'.substr($rawdata, strlen($rawdata) - 9, 9).'" instead');193					return false;194				}195				break;196 197			case 2:198				if (substr($rawdata, strlen($rawdata) - 9, 9) == 'LYRICS200') {199					$ParsedLyrics3['raw']['unparsed'] = substr($rawdata, 11, strlen($rawdata) - 11 - 9 - 6); // LYRICSBEGIN + LYRICS200 + LSZ200					$rawdata = $ParsedLyrics3['raw']['unparsed'];201					while (strlen($rawdata) > 0) {202						$fieldname = substr($rawdata, 0, 3);203						$fieldsize = (int) substr($rawdata, 3, 5);204						$ParsedLyrics3['raw'][$fieldname] = substr($rawdata, 8, $fieldsize);205						$rawdata = substr($rawdata, 3 + 5 + $fieldsize);206					}207 208					if (isset($ParsedLyrics3['raw']['IND'])) {209						$i = 0;210						$flagnames = array('lyrics', 'timestamps', 'inhibitrandom');211						foreach ($flagnames as $flagname) {212							if (strlen($ParsedLyrics3['raw']['IND']) > $i++) {213								$ParsedLyrics3['flags'][$flagname] = $this->IntString2Bool(substr($ParsedLyrics3['raw']['IND'], $i, 1 - 1));214							}215						}216					}217 218					$fieldnametranslation = array('ETT'=>'title', 'EAR'=>'artist', 'EAL'=>'album', 'INF'=>'comment', 'AUT'=>'author');219					foreach ($fieldnametranslation as $key => $value) {220						if (isset($ParsedLyrics3['raw'][$key])) {221							$ParsedLyrics3['comments'][$value][] = trim($ParsedLyrics3['raw'][$key]);222						}