function getMime($file, $custom_type, $ext)
{
zmgimport('org.zoomfactory.lib.mime.zmgMime');
return zmgMime::autoDetect($file, $custom_type, $ext);
}
/**
* Autodetect a file's MIME-type
*
* This function may be called staticly.
*
* @param string $file Path to the file to get the type of
* @param string $custom_mime An optional custom 'default' value, mostly used for the filetype sent by the users' browser
* @param bool $params Append MIME parameters if true
* @return string $file's MIME-type on success, false boolean otherwise
* @since 1.0.0beta1
* @static
*/
function autoDetect($file, $custom_mime = null, $custom_ext = null, $params = false)
{
zmgimport('org.zoomfactory.lib.mime.zmgMimeHelper');
$type = false;
if (function_exists('finfo_open')) {
// We have fileinfo
$finfo = finfo_open(FILEINFO_MIME);
$type = finfo_file($finfo, $file);
finfo_close($finfo);
} elseif (function_exists('mime_content_type')) {
$type = mime_content_type($file);
if (empty($type) && !empty($custom_ext)) {
$type = zmgMimeHelper::convertExtensionToMime($custom_ext);
}
} elseif (!empty($custom_mime)) {
$type = $custom_mime;
} else {
$type = zmgMime::_fileAutoDetect($file);
}
// _fileAutoDetect() may have returned an error.
if ($type === false) {
return $type;
}
if ($type == "application/octet-stream" || $type == "application/unknown") {
if (!empty($custom_mime)) {
$type = $custom_mime;
} elseif (!empty($custom_ext)) {
$type = zmgMimeHelper::convertExtensionToMime($custom_ext);
}
}
if (!zmgMimeHelper::convertMimeToExtension($type)) {
$type = zmgMimeHelper::convertExtensionToMime($custom_mime);
}
// flv (Flash Video format) files need exceptional handling (for now I'll provide a fictional mimetype)
if ($custom_ext == "flv") {
$type = "video/x-flv";
}
// Don't return an empty string
if (!$type || !strlen($type)) {
return zmgError::throwError("Sorry, couldn't determine file type.");
}
// Strip parameters if present & requested
if (zmgMime::hasParameters($type) && !$params) {
$type = zmgMime::stripParameters($type);
}
return $type;
}
