wp_check_filetype_and_ext filter-hook . WP 3.0.0

Filters the "real" file type of the given file.

Usage

add_filter( 'wp_check_filetype_and_ext', 'filter_function_name_7877', 10, 5 );
function filter_function_name_7877( $wp_check_filetype_and_ext, $file, $filename, $mimes, $real_mime ){
	// filter...

	return $wp_check_filetype_and_ext;
}

$wp_check_filetype_and_ext(array)

Values for the extension, mime type, and corrected filename.

• ext(string/false)
  File extension, or false if the file doesn't match a mime type.

• type(string/false)
  File mime type, or false if the file doesn't match a mime type.

• proper_filename(string/false)
  File name with its correct extension, or false if it cannot be determined.

$file(string)

Full path to the file.

$filename(string)

The name of the file (may differ from $file due to $file being in a tmp directory).

$mimes(string[])

Array of mime types keyed by their file extension regex.

$real_mime(string/true/false)

The actual mime type or false if the type cannot be determined.

Changelog

Where the hook is called

return apply_filters( 'wp_check_filetype_and_ext', compact( 'ext', 'type', 'proper_filename' ), $file, $filename, $mimes, $real_mime );

Where in WP core the hook is used WordPress