| | |
| | | |
| | | // try fileinfo extension if available |
| | | if (!$mime_type && function_exists('finfo_open')) { |
| | | if ($finfo = finfo_open(FILEINFO_MIME, $mime_magic)) { |
| | | // null as a 2nd argument should be the same as no argument |
| | | // this however is not true on all systems/versions |
| | | if ($mime_magic) { |
| | | $finfo = finfo_open(FILEINFO_MIME, $mime_magic); |
| | | } |
| | | else { |
| | | $finfo = finfo_open(FILEINFO_MIME); |
| | | } |
| | | |
| | | if ($finfo) { |
| | | if ($is_stream) |
| | | $mime_type = finfo_buffer($finfo, $path); |
| | | else |
| | |
| | | |
| | | // fallback to some well-known types most important for daily emails |
| | | if (empty($mime_types)) { |
| | | $mime_extensions = @include(RCUBE_CONFIG_DIR . '/mimetypes.php'); |
| | | $mime_extensions += array('gif' => 'image/gif', 'png' => 'image/png', 'jpg' => 'image/jpeg', 'jpeg' => 'image/jpeg', 'tif' => 'image/tiff'); |
| | | $mime_extensions = (array) @include(RCUBE_CONFIG_DIR . '/mimetypes.php'); |
| | | |
| | | foreach ($mime_extensions as $ext => $mime) |
| | | foreach ($mime_extensions as $ext => $mime) { |
| | | $mime_types[$mime][] = $ext; |
| | | } |
| | | } |
| | | |
| | | // Add some known aliases that aren't included by some mime.types (#1488891) |
| | | // the order is important here so standard extensions have higher prio |
| | | $aliases = array( |
| | | 'image/gif' => array('gif'), |
| | | 'image/png' => array('png'), |
| | | 'image/x-png' => array('png'), |
| | | 'image/jpeg' => array('jpg', 'jpeg', 'jpe'), |
| | | 'image/jpg' => array('jpg', 'jpeg', 'jpe'), |
| | | 'image/pjpeg' => array('jpg', 'jpeg', 'jpe'), |
| | | 'image/tiff' => array('tif'), |
| | | 'message/rfc822' => array('eml'), |
| | | 'text/x-mail' => array('eml'), |
| | | ); |
| | | |
| | | foreach ($aliases as $mime => $exts) { |
| | | $mime_types[$mime] = array_unique(array_merge((array) $mime_types[$mime], $exts)); |
| | | |
| | | foreach ($exts as $ext) { |
| | | if (!isset($mime_extensions[$ext])) { |
| | | $mime_extensions[$ext] = $mime; |
| | | } |
| | | } |
| | | } |
| | | |
| | | return $mimetype ? $mime_types[$mimetype] : $mime_extensions; |