/**
* Returns the MIME type for a file based on its extension.
*
* @param string Filename.
* @return string MIME type, or 'application/octet-stream' if not found.
*/
public static function fileMimeType($filename)
{
$extension = FileUtility::getFileExtension($filename);
foreach (file('lib/mime.types') as $line) {
$line = str_replace(' ', "\t", $line);
if (strpos($line, "\t" . $extension) !== false) {
$array = explode("\t", $line);
return $array[0];
}
}
return 'application/octet-stream';
}
