What is WordPress Hook: mce_external_languages
The mce_external_languages hook in WordPress is used to add or modify the language files for the TinyMCE editor. This hook allows developers to customize the language settings for the editor, enabling the use of different languages or custom translations.
Understanding the Hook: mce_external_languages
The mce_external_languages hook is located within the wp-includes/class-wp-editor.php file. It is specifically used to load external language files for the TinyMCE editor, providing a way to extend the language support beyond the default settings.
Hook Parameters (if applicable): mce_external_languages
The mce_external_languages hook does not accept any parameters. It is simply used to enqueue additional language files for the TinyMCE editor, allowing for custom language support without the need to modify the core files.
Hook Doesn’t Work: mce_external_languages
If the mce_external_languages hook is not working as expected, it may be due to incorrect file paths for the language files or conflicts with other plugins or themes. To troubleshoot, ensure that the language files are properly enqueued and that there are no conflicts with other language-related plugins or customizations.
Best Practices & Usage Notes (if applicable): mce_external_languages
When using the mce_external_languages hook, it is important to note that the language files should be properly formatted and compatible with the TinyMCE editor. Additionally, it is recommended to only enqueue necessary language files to avoid unnecessary bloat and potential conflicts with other language-related customizations.
Usage Example: mce_external_languages
“`php
function custom_mce_external_languages( $locales ) {
$locales[‘custom’] = ‘path/to/custom-language.js’;
return $locales;
}
add_filter( ‘mce_external_languages’, ‘custom_mce_external_languages’ );
“`
In this example, the custom_mce_external_languages function is used to add a custom language file for the TinyMCE editor, allowing for additional language support beyond the default settings.
