JAVASCRIPT   53

fitvids.js

Guest on 12th August 2021 06:53:43 PM

  1. /*jshint browser:true */
  2. /*!
  3. * FitVids 1.1
  4. *
  5. * Copyright  Chris Coyier - http://css-tricks.com + Dave Rupert - http://daverupert.com
  6. * Credit to Thierry Koblentz - http://www.alistapart.com/articles/creating-intrinsic-ratios-for-video/
  7. * Released under the WTFPL license - http://sam.zoy.org/wtfpl/
  8. *
  9. */
  10.  
  11. ;(function( $ ){
  12.  
  13.   'use strict';
  14.  
  15.   $.fn.fitVids = function( options ) {
  16.     var settings = {
  17.       customSelector: null,
  18.       ignore: null
  19.     };
  20.  
  21.     if(!document.getElementById('fit-vids-style')) {
  22.       // appendStyles: https://github.com/toddmotto/fluidvids/blob/master/dist/fluidvids.js
  23.       var head = document.head || document.getElementsByTagName('head')[0];
  24.       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%;}';
  25.       var div = document.createElement("div");
  26.       div.innerHTML = '<p>x</p><style id="fit-vids-style">' + css + '</style>';
  27.       head.appendChild(div.childNodes[1]);
  28.     }
  29.  
  30.     if ( options ) {
  31.       $.extend( settings, options );
  32.     }
  33.  
  34.     return this.each(function(){
  35.       var selectors = [
  36.         'iframe[src*="player.vimeo.com"]',
  37.         'iframe[src*="youtube.com"]',
  38.         'iframe[src*="youtube-nocookie.com"]',
  39.         'iframe[src*="kickstarter.com"][src*="video.html"]',
  40.         'object',
  41.         'embed'
  42.       ];
  43.  
  44.       if (settings.customSelector) {
  45.         selectors.push(settings.customSelector);
  46.       }
  47.  
  48.       var ignoreList = '.fitvidsignore';
  49.  
  50.       if(settings.ignore) {
  51.         ignoreList = ignoreList + ', ' + settings.ignore;
  52.       }
  53.  
  54.       var $allVideos = $(this).find(selectors.join(','));
  55.       $allVideos = $allVideos.not('object object'); // SwfObj conflict patch
  56.       $allVideos = $allVideos.not(ignoreList); // Disable FitVids on this video.
  57.  
  58.       $allVideos.each(function(){
  59.         var $this = $(this);
  60.         if($this.parents(ignoreList).length > 0) {
  61.           return; // Disable FitVids on this video.
  62.         }
  63.         if (this.tagName.toLowerCase() === 'embed' && $this.parent('object').length || $this.parent('.fluid-width-video-wrapper').length) { return; }
  64.         if ((!$this.css('height') && !$this.css('width')) && (isNaN($this.attr('height')) || isNaN($this.attr('width'))))
  65.         {
  66.           $this.attr('height', 9);
  67.           $this.attr('width', 16);
  68.         }
  69.         var height = ( this.tagName.toLowerCase() === 'object' || ($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('name')){
  73.           var videoName = 'fitvid' + $.fn.fitVids._count;
  74.           $this.attr('name', videoName);
  75.           $.fn.fitVids._count++;
  76.         }
  77.         $this.wrap('<div class="fluid-width-video-wrapper"></div>').parent('.fluid-width-video-wrapper').css('padding-top', (aspectRatio * 100)+'%');
  78.         $this.removeAttr('height').removeAttr('width');
  79.       });
  80.     });
  81.   };
  82.  
  83.   // Internal counter for unique video names.
  84.   $.fn.fitVids._count = 0;
  85.  
  86. // Works with either jQuery or Zepto
  87. })( window.jQuery || window.Zepto );

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