MT | Remove filter or action added by an anonymous object

tribe_remove_anonymous_hook.php

<?php

if ( ! function_exists( 'tribe_remove_anonymous_hook' ) ) {
	/**
	 * Removes a filter or action added by anonymous objects
	 *
	 * Use this when you can not get the instance of a class attached to a hook.
	 * If the given method is attached multiple times to the hook, only one is removed.
	 *
	 * Example: tribe_remove_anonymous_hook( 'plugins_loaded', 'Tribe__Class', 'method_name' );
	 *
	 * @param string        $tag             Name of the filter or action.
	 * @param object|string $anonymous_class Object or classname that contains the method.
	 * @param string        $method          Method name.
	 * @param int           $priority        Priority the hook was attached to.
	 */
	function tribe_remove_anonymous_hook( $tag, $anonymous_class, $method, $priority = 10 ) {
		global $wp_filter;
		if ( ! isset( $wp_filter[ $tag ] ) ) {
			return;
		}
		$wp_hook = $wp_filter[ $tag ];
		// Ensure callbacks are attached to the priority
		if ( ! isset( $wp_hook->callbacks[ $priority ] ) ) {
			return;
		}
		foreach ( $wp_hook->callbacks[ $priority ] as $callback ) {
			$function = $callback['function'];
			// Skip callbacks that aren't methods
			if ( ! is_array( $function ) ) {
				continue;
			}
			// Check the class type and method name until we find a match.
			if (
				$function[0] instanceof $anonymous_class &&
				$function[1] === $method
			) {
				remove_filter( $tag, $function, $priority );
				break;
			}
		}
	}
}