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Edit File: jquery.fitvids.js

/*jshint browser:true */
/*!
 * FitVids 1.1
 *
 * Copyright 2013, Chris Coyier - http://css-tricks.com + Dave Rupert - http://daverupert.com
 * Credit to Thierry Koblentz - http://www.alistapart.com/articles/creating-intrinsic-ratios-for-video/
 * Released under the WTFPL license - http://sam.zoy.org/wtfpl/
 *
 */

;(function( $ ){

'use strict';

$.fn.fitVids = function( options ) {
        var settings = {
            customSelector: null,
            ignore: null
        };

if(!document.getElementById('fit-vids-style')) {
            // appendStyles: https://github.com/toddmotto/fluidvids/blob/master/dist/fluidvids.js
            var head = document.head || document.getElementsByTagName('head')[0];
            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%;}';
            var div = document.createElement("div");
            div.innerHTML = '<p>x</p><style id="fit-vids-style">' + css + '</style>';
            head.appendChild(div.childNodes[1]);
        }

if ( options ) {
            $.extend( settings, options );
        }

return this.each(function(){
            var selectors = [
                'iframe[src*="player.vimeo.com"]',
                'iframe[src*="youtube.com"]',
                'iframe[src*="youtube-nocookie.com"]',
                'iframe[src*="kickstarter.com"][src*="video.html"]',
                'object',
                'embed'
            ];

if (settings.customSelector) {
                selectors.push(settings.customSelector);
            }

var ignoreList = '.fitvidsignore';

if(settings.ignore) {
                ignoreList = ignoreList + ', ' + settings.ignore;
            }

var $allVideos = $(this).find(selectors.join(','));
            $allVideos = $allVideos.not('object object'); // SwfObj conflict patch
            $allVideos = $allVideos.not(ignoreList); // Disable FitVids on this video.

$allVideos.each(function(){
                var $this = $(this);
                if($this.parents(ignoreList).length > 0) {
                    return; // Disable FitVids on this video.
                }
                if (this.tagName.toLowerCase() === 'embed' && $this.parent('object').length || $this.parent('.fluid-width-video-wrapper').length) { return; }
                if ((!$this.css('height') && !$this.css('width')) && (isNaN($this.attr('height')) || isNaN($this.attr('width'))))
                {
                    $this.attr('height', 9);
                    $this.attr('width', 16);
                }
                var height = ( this.tagName.toLowerCase() === 'object' || ($this.attr('height') && !isNaN(parseInt($this.attr('height'), 10))) ) ? parseInt($this.attr('height'), 10) : $this.height(),
                    width = !isNaN(parseInt($this.attr('width'), 10)) ? parseInt($this.attr('width'), 10) : $this.width(),
                    aspectRatio = height / width;
                if(!$this.attr('name')){
                    var videoName = 'fitvid' + $.fn.fitVids._count;
                    $this.attr('name', videoName);
                    $.fn.fitVids._count++;
                }
                $this.wrap('<div class="fluid-width-video-wrapper"></div>').parent('.fluid-width-video-wrapper').css('padding-top', (aspectRatio * 100)+'%');
                $this.removeAttr('height').removeAttr('width');
            });
        });
    };

// Internal counter for unique video names.
    $.fn.fitVids._count = 0;

// Works with either jQuery or Zepto
})( window.jQuery || window.Zepto );