getid3_handler::fgets(): string|false

2326	protected function fgets() {2327		// must be able to handle CR/LF/CRLF but not read more than one lineend2328		$buffer   = ''; // final string we will return2329		$prevchar = ''; // save previously-read character for end-of-line checking2330		if ($this->data_string_flag) {2331			while (true) {2332				$thischar = substr($this->data_string, $this->data_string_position++, 1);2333				if (($prevchar == "\r") && ($thischar != "\n")) {2334					// read one byte too many, back up2335					$this->data_string_position--;2336					break;2337				}2338				$buffer .= $thischar;2339				if ($thischar == "\n") {2340					break;2341				}2342				if ($this->data_string_position >= $this->data_string_length) {2343					// EOF2344					break;2345				}2346				$prevchar = $thischar;2347			}2348 2349		} else {2350 2351			// Ideally we would just use PHP's fgets() function, however...2352			// it does not behave consistently with regards to mixed line endings, may be system-dependent2353			// and breaks entirely when given a file with mixed \r vs \n vs \r\n line endings (e.g. some PDFs)2354			//return fgets($this->getid3->fp);2355			while (true) {2356				$thischar = fgetc($this->getid3->fp);2357				if (($prevchar == "\r") && ($thischar != "\n")) {2358					// read one byte too many, back up2359					fseek($this->getid3->fp, -1, SEEK_CUR);2360					break;2361				}2362				$buffer .= $thischar;2363				if ($thischar == "\n") {2364					break;2365				}2366				if (feof($this->getid3->fp)) {2367					break;2368				}2369				$prevchar = $thischar;2370			}2371 2372		}2373		return $buffer;2374	}