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Fitvids

By: a guest on Dec 19th, 2012  |  syntax: JavaScript  |  size: 2.93 KB  |  views: 29  |  expires: Never
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  1. /*global jQuery */
  2. /*jshint multistr:true browser:true */
  3. /*!
  4. * FitVids 1.0
  5. *
  6. * Copyright 2011, Chris Coyier - http://css-tricks.com + Dave Rupert - http://daverupert.com
  7. * Credit to Thierry Koblentz - http://www.alistapart.com/articles/creating-intrinsic-ratios-for-video/
  8. * Released under the WTFPL license - http://sam.zoy.org/wtfpl/
  9. *
  10. * Date: Thu Sept 01 18:00:00 2011 -0500
  11. */
  12.  
  13. (function( $ ){
  14.  
  15.   "use strict";
  16.  
  17.   $.fn.fitVids = function( options ) {
  18.     var settings = {
  19.       customSelector: null
  20.     };
  21.  
  22.     var div = document.createElement('div'),
  23.         ref = document.getElementsByTagName('base')[0] || document.getElementsByTagName('script')[0];
  24.  
  25.     div.className = 'fit-vids-style';
  26.     div.innerHTML = '&shy;<style>         \
  27.      .fluid-width-video-wrapper {        \
  28.         width: 100%;                     \
  29.         position: relative;              \
  30.         padding: 0;                      \
  31.      }                                   \
  32.                                          \
  33.      .fluid-width-video-wrapper iframe,  \
  34.      .fluid-width-video-wrapper object,  \
  35.      .fluid-width-video-wrapper embed {  \
  36.         position: absolute;              \
  37.         top: 0;                          \
  38.         left: 0;                         \
  39.         width: 100%;                     \
  40.         height: 100%;                    \
  41.      }                                   \
  42.    </style>';
  43.  
  44.     ref.parentNode.insertBefore(div,ref);
  45.  
  46.     if ( options ) {
  47.       $.extend( settings, options );
  48.     }
  49.  
  50.     return this.each(function(){
  51.       var selectors = [
  52.         "iframe[src*='player.vimeo.com']",
  53.         "iframe[src*='www.youtube.com']",
  54.         "iframe[src*='www.youtube-nocookie.com']",
  55.         "iframe[src*='www.kickstarter.com']",
  56.         "object",
  57.         "embed"
  58.       ];
  59.  
  60.       if (settings.customSelector) {
  61.         selectors.push(settings.customSelector);
  62.       }
  63.  
  64.       var $allVideos = $(this).find(selectors.join(','));
  65.  
  66.       $allVideos.each(function(){
  67.         var $this = $(this);
  68.         if (this.tagName.toLowerCase() === 'embed' && $this.parent('object').length || $this.parent('.fluid-width-video-wrapper').length) { return; }
  69.         var height = ( this.tagName.toLowerCase() === 'object' || ($this.attr('height') && !isNaN(parseInt($this.attr('height'), 10))) ) ? parseInt($this.attr('height'), 10) : $this.height(),
  70.             width = !isNaN(parseInt($this.attr('width'), 10)) ? parseInt($this.attr('width'), 10) : $this.width(),
  71.             aspectRatio = height / width;
  72.         if(!$this.attr('id')){
  73.           var videoID = 'fitvid' + Math.floor(Math.random()*999999);
  74.           $this.attr('id', videoID);
  75.         }
  76.         $this.wrap('<div class="fluid-width-video-wrapper"></div>').parent('.fluid-width-video-wrapper').css('padding-top', (aspectRatio * 100)+"%");
  77.         $this.removeAttr('height').removeAttr('width');
  78.       });
  79.     });
  80.   };
  81. })( jQuery );
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