From e32f9e0354f159164651d4c7fb697ebe02ad7ea9 Mon Sep 17 00:00:00 2001 From: Klaus Weidenbach Date: Mon, 20 Nov 2017 20:14:04 +0100 Subject: Add ID3Parser library. https://github.com/LukasReschke/ID3Parser.git --- .../lukasreschke/id3parser/src/getID3/getid3.php | 252 +++++++++++++++++++++ 1 file changed, 252 insertions(+) create mode 100644 vendor/lukasreschke/id3parser/src/getID3/getid3.php (limited to 'vendor/lukasreschke/id3parser/src/getID3/getid3.php') diff --git a/vendor/lukasreschke/id3parser/src/getID3/getid3.php b/vendor/lukasreschke/id3parser/src/getID3/getid3.php new file mode 100644 index 000000000..5e36f9fec --- /dev/null +++ b/vendor/lukasreschke/id3parser/src/getID3/getid3.php @@ -0,0 +1,252 @@ + // +// available at http://getid3.sourceforge.net // +// or http://www.getid3.org // +// also https://github.com/JamesHeinrich/getID3 // +///////////////////////////////////////////////////////////////// + +namespace ID3Parser\getID3; + +class getID3 { + // public: Settings + private $encoding = 'UTF-8'; // CASE SENSITIVE! - i.e. (must be supported by iconv()). Examples: ISO-8859-1 UTF-8 UTF-16 UTF-16BE + + // public: Read buffer size in bytes + private $option_fread_buffer_size = 32768; + + // Public variables + public $filename; // Filename of file being analysed. + public $fp; // Filepointer to file being analysed. + public $info; // Result array. + public $memory_limit = 0; + + // Protected variables + protected $startup_error = ''; + protected $startup_warning = ''; + + const FREAD_BUFFER_SIZE = 32768; + + // public: constructor + public function __construct() { + + // Check for PHP version + $required_php_version = '5.3.0'; + if (version_compare(PHP_VERSION, $required_php_version, '<')) { + $this->startup_error .= 'getID3() requires PHP v'.$required_php_version.' or higher - you are running v'.PHP_VERSION; + return false; + } + + // Check memory + $this->memory_limit = ini_get('memory_limit'); + if (preg_match('#([0-9]+)M#i', $this->memory_limit, $matches)) { + // could be stored as "16M" rather than 16777216 for example + $this->memory_limit = $matches[1] * 1048576; + } elseif (preg_match('#([0-9]+)G#i', $this->memory_limit, $matches)) { // The 'G' modifier is available since PHP 5.1.0 + // could be stored as "2G" rather than 2147483648 for example + $this->memory_limit = $matches[1] * 1073741824; + } + if ($this->memory_limit <= 0) { + // memory limits probably disabled + } elseif ($this->memory_limit <= 4194304) { + $this->startup_error .= 'PHP has less than 4MB available memory and will very likely run out. Increase memory_limit in php.ini'; + } elseif ($this->memory_limit <= 12582912) { + $this->startup_warning .= 'PHP has less than 12MB available memory and might run out if all modules are loaded. Increase memory_limit in php.ini'; + } + + return true; + } + + public function fread_buffer_size() { + return $this->option_fread_buffer_size; + } + + + // public: setOption + public function setOption($optArray) { + if (!is_array($optArray) || empty($optArray)) { + return false; + } + foreach ($optArray as $opt => $val) { + if (isset($this->$opt) === false) { + continue; + } + $this->$opt = $val; + } + return true; + } + + public function openfile($filename) { + try { + if (!empty($this->startup_error)) { + throw new getid3_exception($this->startup_error); + } + if (!empty($this->startup_warning)) { + $this->warning($this->startup_warning); + } + + // init result array and set parameters + $this->filename = $filename; + $this->info = array(); + + // remote files not supported + if (preg_match('/^(ht|f)tp:\/\//', $filename)) { + throw new getid3_exception('Remote files are not supported - please copy the file locally first'); + } + + $filename = str_replace('/', DIRECTORY_SEPARATOR, $filename); + $filename = preg_replace('#(.+)'.preg_quote(DIRECTORY_SEPARATOR).'{2,}#U', '\1'.DIRECTORY_SEPARATOR, $filename); + + // open local file + //if (is_readable($filename) && is_file($filename) && ($this->fp = fopen($filename, 'rb'))) { // see http://www.getid3.org/phpBB3/viewtopic.php?t=1720 + if ((is_readable($filename) || file_exists($filename)) && is_file($filename) && ($this->fp = fopen($filename, 'rb'))) { + // great + } else { + $errormessagelist = array(); + if (!is_readable($filename)) { + $errormessagelist[] = '!is_readable'; + } + if (!is_file($filename)) { + $errormessagelist[] = '!is_file'; + } + if (!file_exists($filename)) { + $errormessagelist[] = '!file_exists'; + } + if (empty($errormessagelist)) { + $errormessagelist[] = 'fopen failed'; + } + throw new getid3_exception('Could not open "'.$filename.'" ('.implode('; ', $errormessagelist).')'); + } + + $this->info['filesize'] = filesize($filename); + // set redundant parameters - might be needed in some include file + // filenames / filepaths in getID3 are always expressed with forward slashes (unix-style) for both Windows and other to try and minimize confusion + $filename = str_replace('\\', '/', $filename); + $this->info['filepath'] = str_replace('\\', '/', realpath(dirname($filename))); + $this->info['filename'] = getid3_lib::mb_basename($filename); + $this->info['filenamepath'] = $this->info['filepath'].'/'.$this->info['filename']; + + // set more parameters + $this->info['avdataoffset'] = 0; + $this->info['avdataend'] = $this->info['filesize']; + $this->info['fileformat'] = ''; // filled in later + $this->info['audio']['dataformat'] = ''; // filled in later, unset if not used + $this->info['video']['dataformat'] = ''; // filled in later, unset if not used + $this->info['tags'] = array(); // filled in later, unset if not used + $this->info['error'] = array(); // filled in later, unset if not used + $this->info['warning'] = array(); // filled in later, unset if not used + $this->info['comments'] = array(); // filled in later, unset if not used + $this->info['encoding'] = $this->encoding; // required by id3v2 and iso modules - can be unset at the end if desired + + return true; + + } catch (\Exception $e) { + $this->error($e->getMessage()); + } + return false; + } + + // public: analyze file + public function analyze($filename) { + try { + if (!$this->openfile($filename)) { + return $this->info; + } + + // Handle tags + foreach (array('id3v2'=>'id3v2', 'id3v1'=>'id3v1') as $tag_name => $tag_key) { + $option_tag = 'option_tag_'.$tag_name; + if ($option_tag) { + try { + $tag_class = '\ID3Parser\getID3\Tags\getid3_'.$tag_name; + /** @var Tags\getid3_id3v2|Tags\getid3_id3v2 $tag */ + $tag = new $tag_class($this); + $tag->Analyze(); + } + catch (getid3_exception $e) { + throw $e; + } + } + } + if (isset($this->info['id3v2']['tag_offset_start'])) { + $this->info['avdataoffset'] = max($this->info['avdataoffset'], $this->info['id3v2']['tag_offset_end']); + } + foreach (array('id3v1'=>'id3v1', 'apetag'=>'ape', 'lyrics3'=>'lyrics3') as $tag_name => $tag_key) { + if (isset($this->info[$tag_key]['tag_offset_start'])) { + $this->info['avdataend'] = min($this->info['avdataend'], $this->info[$tag_key]['tag_offset_start']); + } + } + } catch (\Exception $e) { + $this->error('Caught exception: '.$e->getMessage()); + } + + // return info array + return $this->info; + } + + + // private: error handling + public function error($message) { + $this->CleanUp(); + if (!isset($this->info['error'])) { + $this->info['error'] = array(); + } + $this->info['error'][] = $message; + return $this->info; + } + + + // private: warning handling + public function warning($message) { + $this->info['warning'][] = $message; + return true; + } + + + // private: CleanUp + private function CleanUp() { + + // remove possible empty keys + $AVpossibleEmptyKeys = array('dataformat', 'bits_per_sample', 'encoder_options', 'streams', 'bitrate'); + foreach ($AVpossibleEmptyKeys as $dummy => $key) { + if (empty($this->info['audio'][$key]) && isset($this->info['audio'][$key])) { + unset($this->info['audio'][$key]); + } + if (empty($this->info['video'][$key]) && isset($this->info['video'][$key])) { + unset($this->info['video'][$key]); + } + } + + // remove empty root keys + if (!empty($this->info)) { + foreach ($this->info as $key => $value) { + if (empty($this->info[$key]) && ($this->info[$key] !== 0) && ($this->info[$key] !== '0')) { + unset($this->info[$key]); + } + } + } + + // remove meaningless entries from unknown-format files + if (empty($this->info['fileformat'])) { + if (isset($this->info['avdataoffset'])) { + unset($this->info['avdataoffset']); + } + if (isset($this->info['avdataend'])) { + unset($this->info['avdataend']); + } + } + + // remove possible duplicated identical entries + if (!empty($this->info['error'])) { + $this->info['error'] = array_values(array_unique($this->info['error'])); + } + if (!empty($this->info['warning'])) { + $this->info['warning'] = array_values(array_unique($this->info['warning'])); + } + + // remove "global variable" type keys + unset($this->info['php_memory_limit']); + + return true; + } +} -- cgit v1.2.3