eventespresso / event-espresso-core

		// add class prefix

		$widget_class = 'EEW_' . $widget;

		// does the widget exist ?

		if ( ! is_readable( $widget_path . DS . $widget_class . $widget_ext ) ) {

			$msg = sprintf(

				__(

					'The requested %s widget file could not be found or is not readable due to file permissions. Please ensure the following path is correct: %s',

					'event_espresso'

				),

				$widget_class,

				$widget_path . DS . $widget_class . $widget_ext

			);

			EE_Error::add_error( $msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__ );

			return;

		}

		// add class prefix

		$shortcode_class = 'EES_' . $shortcode;

		// does the shortcode exist ?

		if ( ! is_readable( $shortcode_path . DS . $shortcode_class . $shortcode_ext ) ) {

			$msg = sprintf(

				__(

					'The requested %s shortcode file could not be found or is not readable due to file permissions. It should be in %s',

					'event_espresso'

				),

				$shortcode_class,

				$shortcode_path . DS . $shortcode_class . $shortcode_ext

			);

			EE_Error::add_error( $msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__ );

			return false;

		}