https://www.ingolstadt.de/layout/ingolstadt/js/jquery.responsiveiframe.js?__ts=1592579784

1/*! jQuery ResponsiveIframe - v0.0.3 - 2013-09-05
2* https://github.com/npr/responsiveiframe
3* Copyright (c) 2013 Irakli Nadareishvili; Licensed MIT, GPL */
4if (typeof jQuery !== 'undefined') {
5  (function( $ ){
6    var settings = {
7      xdomain: '*',
8      ie : navigator.userAgent.toLowerCase().indexOf('msie') > -1,
9      scrollToTop: true
10    };
11
12    var methods = {
13      // initialization for the parent, the one housing this
14      init: function() {
15        return this.each(function(self){
16          var $this = $(this);
17
18          if (window.postMessage) {
19            if (window.addEventListener) {
20              window.addEventListener('message', function(e) {
21                privateMethods.messageHandler($this,e);
22              } , false);
23            } else if (window.attachEvent) {
24              window.attachEvent('onmessage', function(e) {
25                privateMethods.messageHandler($this,e);
26              }, $this);
27            }
28          } else {
29            setInterval(function () {
30              var hash = window.location.hash, matches = hash.match(/^#h(\d+)(s?)$/);
31              if (matches) {
32                privateMethods.setHeight($this, matches[1]);
33                if (settings.scrollToTop && matches[2] === 's'){
34                  scroll(0,0);
35                }
36              }
37            }, 150);
38          }
39        });
40      }
41    };
42
43    var privateMethods = {
44      messageHandler: function (elem, e) {
45        var height,
46          r,
47          matches,
48          strD;
49
50        if (settings.xdomain !== '*') {
51          var regex = new RegExp(settings.xdomain + '$');
52          if(e.origin == "null"){
53            throw new Error("messageHandler( elem, e): There is no origin.  You are viewing the page from your file system.  Please run through a web server.");
54          }
55          if(e.origin.match(regex)){
56            matches = true;
57          }else{
58            throw new Error("messageHandler( elem, e): The orgin doesn't match the responsiveiframe  xdomain.");
59          }
60        
61        }
62
63        if(settings.xdomain === '*' || matches ) {
64          strD = e.data + "";
65          r = strD.match(/^(\d+)(s?)$/);
66          if(r && r.length === 3){
67            height = parseInt(r[1], 10);
68            if (!isNaN(height)) {
69              try {
70                privateMethods.setHeight(elem, height);
71              } catch (ex) {}
72            }
73            if (settings.scrollToTop && r[2] === "s"){
74              scroll(0,0);
75            }
76          }
77        }
78      },
79
80      // Sets the height of the iframe
81      setHeight : function (elem, height) {
82        elem.css('height', height + 'px');
83      },
84      getDocHeight: function () {
85        var D = document;
86        return Math.min(
87          Math.max(D.body.scrollHeight, D.documentElement.scrollHeight),
88          Math.max(D.body.offsetHeight, D.documentElement.offsetHeight),
89          Math.max(D.body.clientHeight, D.documentElement.clientHeight)
90        );
91      }
92    };
93
94    $.fn.responsiveIframe = function( method ) {
95      if ( methods[method] ) {
96        return methods[ method ].apply( this, Array.prototype.slice.call( arguments, 1 ));
97      } else if ( typeof method === 'object' || ! method ) {
98        $.extend(settings, arguments[0]);
99        return methods.init.apply( this );
100      } else {
101        $.error( 'Method ' +  method + ' does not exist on jQuery.responsiveIframe' );
102      }
103    };
104  }( jQuery ));
105}
106
107;(function(){
108  var self,
109      module,
110      ResponsiveIframe = function () {self = this;};
111
112  ResponsiveIframe.prototype.allowResponsiveEmbedding = function() {
113    if (window.addEventListener) {
114      window.addEventListener("load", self.messageParent, false);
115      window.addEventListener("resize", self.messageParent, false);
116    } else if (window.attachEvent) {
117      window.attachEvent("onload", self.messageParent);
118      window.attachEvent("onresize", self.messageParent);
119    }
120  };
121
122  ResponsiveIframe.prototype.messageParent = function(scrollTop) {
123    var h = document.body.offsetHeight;
124    h = (scrollTop)? h+'s':h;
125    if(top.postMessage){
126      top.postMessage( h , '*');
127    } else {
128      window.location.hash = 'h'+h;
129    }
130  };
131
132  function responsiveIframe() {
133    return new ResponsiveIframe();
134  }
135
136  // expose

137  if ('undefined' === typeof exports) {
138    window.responsiveIframe = responsiveIframe;
139  } else {
140    module.exports.responsiveIframe = responsiveIframe;
141  }
142}());