Invalidate the cache for .mo files.

Description

This function deletes the cache entries related to .mo files when triggered by specific actions, such as the completion of an upgrade process.

Parameters

$upgraderWP_Upgraderrequired

Unused. WP_Upgrader instance. In other contexts this might be a Theme_Upgrader, Plugin_Upgrader, Core_Upgrade, or Language_Pack_Upgrader instance.

$hook_extraarrayrequired

Array of bulk item update data.

• action string
  Type of action. Default 'update'.
• type string
  Type of update process. Accepts 'plugin', 'theme', 'translation', or 'core'.
• bulk bool
  Whether the update process is a bulk update. Default true.
• plugins array
  Array of the basename paths of the plugins’ main files.
• themes array
  The theme slugs.
• translations array
  Array of translations update data.

  • language string
    The locale the translation is for.
  • type string
    Type of translation. Accepts 'plugin', 'theme', or 'core'.
  • slug string
    Text domain the translation is for. The slug of a theme/plugin or 'default' for core translations.
  • version string
    The version of a theme, plugin, or core.
    

  Source

  public function invalidate_mo_files_cache( $upgrader, $hook_extra ) {
  	if (
  		! isset( $hook_extra['type'] ) ||
  		'translation' !== $hook_extra['type'] ||
  		array() === $hook_extra['translations']
  	) {
  		return;
  	}
  
  	$translation_types = array_unique( wp_list_pluck( $hook_extra['translations'], 'type' ) );
  
  	foreach ( $translation_types as $type ) {
  		switch ( $type ) {
  			case 'plugin':
  				wp_cache_delete( md5( WP_LANG_DIR . '/plugins/' ), 'translation_files' );
  				break;
  			case 'theme':
  				wp_cache_delete( md5( WP_LANG_DIR . '/themes/' ), 'translation_files' );
  				break;
  			default:
  				wp_cache_delete( md5( WP_LANG_DIR . '/' ), 'translation_files' );
  				break;
  		}
  	}
  }
  

  View all references View on Trac View on GitHub

  Changelog

  Version	Description
  6.5.0	Introduced.

User Contributed Notes

You must log in before being able to contribute a note or feedback.