1 system.api.php | hook_file_mimetype_mapping_alter(&$mapping) |
Alter MIME type mappings used to determine MIME type from a file extension.
This hook is run when file_mimetype_mapping() is called. It is used to allow modules to add to or modify the default mapping from file_default_mimetype_mapping().
Parameters
$mapping: An array of mimetypes correlated to the extensions that relate to them. The array has 'mimetypes' and 'extensions' elements, each of which is an array.
See also
file_default_mimetype_mapping()
Related topics
File
- core/
modules/ system/ system.api.php, line 3500 - Hooks provided by Backdrop core and the System module.
Code
function hook_file_mimetype_mapping_alter(&$mapping) {
// Add new MIME type 'backdrop/info'.
$mapping['mimetypes']['example_info'] = 'backdrop/info';
// Add new extension '.info' and map it to the 'backdrop/info' MIME type.
$mapping['extensions']['info'] = 'example_info';
// Override existing extension mapping for '.ogg' files.
$mapping['extensions']['ogg'] = 189;
}