(function($) {
	$.fn.wpShowerResponsiveVideos = function() {
		if (this.length == 0) return this;

		if (this.length > 1) {
			this.each(function() {
				$(this).wpShowerResponsiveVideos();
			});
			return this;
		}

		var plugin = {
			el: this
		};

		function getRatio(video) {
			var width = video.attr('width');
			var height = video.attr('height');
			if (typeof width !== 'undefined' && width !== false && typeof height !== 'undefined' && height !== false) {
				var ratio = parseInt(height) / parseInt(width) * 100;
				return ratio.toFixed(2);
			}
			return 0;
		}

		var videos = ['iframe', 'object', 'embed', '.responsive-video'];
		var items = [];
		var item = false;
		var ratio = 0;
		for (var i = 0; i < videos.length; i++) {
			items = plugin.el.find(videos[i]);
			if (items.length !== 0) {
				items.each(function() {
					item = $(this);
					ratio = getRatio(item);
					if (ratio !== 0) {
						item.parent().css({
							'position': 'relative',
							'overflow': 'hidden',
							'padding-bottom': ratio + '%',
							'height': 0
						});
						item.css({
							'position': 'absolute',
							'top': 0,
							'left': 0,
							'width': '100%',
							'height': '100%'
						});
					}
				});
			}
		}

		return this;
	};
})(jQuery);