https://ressources.culturevelo.com/plugins/cyclelab_site/javascript/jquery.fitvids.js

1/*global jQuery */
2/*jshint browser:true */
3/*!
4* FitVids 1.1
5*
6* Copyright 2013, 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*/
11
12;(function( $ ){
13
14  'use strict';
15
16  $.fn.fitVids = function( options ) {
17    var settings = {
18      customSelector: null,
19      ignore: null
20    };
21
22    if(!document.getElementById('fit-vids-style')) {
23      // appendStyles: https://github.com/toddmotto/fluidvids/blob/master/dist/fluidvids.js
24      var head = document.head || document.getElementsByTagName('head')[0];
25      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%;}';
26      var div = document.createElement("div");
27      div.innerHTML = '<p>x</p><style id="fit-vids-style">' + css + '</style>';
28      head.appendChild(div.childNodes[1]);
29    }
30
31    if ( options ) {
32      $.extend( settings, options );
33    }
34
35    return this.each(function(){
36      var selectors = [
37        'iframe[src*="player.vimeo.com"]',
38        'iframe[src*="youtube.com"]',
39        'iframe[src*="youtube-nocookie.com"]',
40        'iframe[src*="kickstarter.com"][src*="video.html"]',
41        'object',
42        'embed'
43      ];
44
45      if (settings.customSelector) {
46        selectors.push(settings.customSelector);
47      }
48
49      var ignoreList = '.fitvidsignore';
50
51      if(settings.ignore) {
52        ignoreList = ignoreList + ', ' + settings.ignore;
53      }
54
55      var $allVideos = $(this).find(selectors.join(','));
56      $allVideos = $allVideos.not('object object'); // SwfObj conflict patch
57      $allVideos = $allVideos.not(ignoreList); // Disable FitVids on this video.
58
59      $allVideos.each(function(){
60        var $this = $(this);
61        if($this.parents(ignoreList).length > 0) {
62          return; // Disable FitVids on this video.
63        }
64        if (this.tagName.toLowerCase() === 'embed' && $this.parent('object').length || $this.parent('.fluid-width-video-wrapper').length) { return; }
65        if ((!$this.css('height') && !$this.css('width')) && (isNaN($this.attr('height')) || isNaN($this.attr('width'))))
66        {
67          $this.attr('height', 9);
68          $this.attr('width', 16);
69        }
70        var height = ( this.tagName.toLowerCase() === 'object' || ($this.attr('height') && !isNaN(parseInt($this.attr('height'), 10))) ) ? parseInt($this.attr('height'), 10) : $this.height(),
71            width = !isNaN(parseInt($this.attr('width'), 10)) ? parseInt($this.attr('width'), 10) : $this.width(),
72            aspectRatio = height / width;
73        if(!$this.attr('id')){
74          var videoID = 'fitvid' + Math.floor(Math.random()*999999);
75          $this.attr('id', videoID);
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// Works with either jQuery or Zepto
83})( window.jQuery || window.Zepto );