/*jshint browser:true */

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/*!

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* FitVids 1.1

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*

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* Copyright 2013, Chris Coyier - http://css-tricks.com + Dave Rupert - http://daverupert.com

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* Credit to Thierry Koblentz - http://www.alistapart.com/articles/creating-intrinsic-ratios-for-video/

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* Released under the WTFPL license - http://sam.zoy.org/wtfpl/

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*

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*/

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;(function( $ ){

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'use strict';

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$.fn.fitVids = function( options ) {

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var settings = {

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customSelector: null,

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ignore: null

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};

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if(!document.getElementById('fit-vids-style')) {

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// appendStyles: https://github.com/toddmotto/fluidvids/blob/master/dist/fluidvids.js

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var head = document.head || document.getElementsByTagName('head')[0];

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var css = '.fluid-width-video-wrapper{width:100%;position:relative;padding:0;}.fluid-width-video-wrapper iframe,.fluid-width-video-wrapper object,.fluid-width-video-wrapper embed {position:absolute;top:0;left:0;width:100%;height:100%;}';

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var div = document.createElement("div");

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div.innerHTML = '<p>x</p><style id="fit-vids-style">' + css + '</style>';

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head.appendChild(div.childNodes[1]);

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}

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if ( options ) {

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$.extend( settings, options );

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}

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return this.each(function(){

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var selectors = [

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'iframe[src*="player.vimeo.com"]',

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'iframe[src*="youtube.com"]',

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'iframe[src*="youtube-nocookie.com"]',

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'iframe[src*="kickstarter.com"][src*="video.html"]',

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'object',

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'embed'

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];

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if (settings.customSelector) {

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selectors.push(settings.customSelector);

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}

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var ignoreList = '.fitvidsignore';

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if(settings.ignore) {

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ignoreList = ignoreList + ', ' + settings.ignore;

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}

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var $allVideos = $(this).find(selectors.join(','));

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$allVideos = $allVideos.not('object object'); // SwfObj conflict patch

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$allVideos = $allVideos.not(ignoreList); // Disable FitVids on this video.

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$allVideos.each(function(){

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var $this = $(this);

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if($this.parents(ignoreList).length > 0) {

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return; // Disable FitVids on this video.

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}

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if (this.tagName.toLowerCase() === 'embed' && $this.parent('object').length || $this.parent('.fluid-width-video-wrapper').length) { return; }

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if ((!$this.css('height') && !$this.css('width')) && (isNaN($this.attr('height')) || isNaN($this.attr('width'))))

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{

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$this.attr('height', 9);

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$this.attr('width', 16);

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}

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var height = ( this.tagName.toLowerCase() === 'object' || ($this.attr('height') && !isNaN(parseInt($this.attr('height'), 10))) ) ? parseInt($this.attr('height'), 10) : $this.height(),

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width = !isNaN(parseInt($this.attr('width'), 10)) ? parseInt($this.attr('width'), 10) : $this.width(),

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aspectRatio = height / width;

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if(!$this.attr('name')){

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var videoName = 'fitvid' + $.fn.fitVids._count;

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$this.attr('name', videoName);

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$.fn.fitVids._count++;

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}

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$this.wrap('<div class="fluid-width-video-wrapper"></div>').parent('.fluid-width-video-wrapper').css('padding-top', (aspectRatio * 100)+'%');

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$this.removeAttr('height').removeAttr('width');

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});

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});

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};

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// Internal counter for unique video names.

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$.fn.fitVids._count = 0;

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// Works with either jQuery or Zepto

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})( window.jQuery || window.Zepto );

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