Filter testimonials_widget_validate_settings example

testimonials_widget_validate_settings.php

add_filter( 'testimonials_widget_validate_settings', array( &$this, 'validate_settings' ), 10, 2 );
public static function validate_settings( $input, $errors = array(), $do_errors = false ) {
	if ( ! empty( $input['clearcache'] ) ) {
		Testimonials_Widget_Premium_Cache::clear_cache_all();

		unset( $input['clearcache'] );
	}

	if ( empty( $do_errors ) ) {
		$validated = $input;
	} else {
		$validated = array(
				'input' => $input,
				'errors' => $errors,
				);
	}

	return $validated;
}