Merge pull request #232 from Julien-prrs/master

Add hook to fire purge_all for any caching type

Author: chandrapatel

admin/class-nginx-helper-admin.php

@@ -717,6 +717,17 @@ public function purge_all() {
 				break;
 		}
 
+		if ( 'purge' === $action ) {
+	
+		    /**
+		     * Fire an action after the entire cache has been purged whatever caching type is used.
+		     * 
+		     * @since 2.2.2
+		     */
+		    do_action( 'rt_nginx_helper_after_purge_all' );
+
+		}
+
 		wp_redirect( esc_url_raw( $redirect_url ) );
 		exit();