Normalize IE9 URL parsing. Fix for #1764

src/js/lib.js

@@ -692,6 +692,15 @@ vjs.parseUrl = function(url) {
     details[props[i]] = a[props[i]];
   }
 
+  // IE9 adds the port to the host property unlike everyone else. If
+  // a port identifier is added for standard ports, strip it.
+  if (details.protocol === 'http:') {
+    details.host = details.host.replace(/:80$/, '');
+  }
+  if (details.protocol === 'https:') {
+    details.host = details.host.replace(/:443$/, '');
+  }
+
   if (addToBody) {
     document.body.removeChild(div);
   }

test/unit/lib.js

@@ -1,4 +1,13 @@
-module('Lib');
+var createElement;
+
+module('Lib', {
+  'setup': function() {
+    createElement = document.createElement;
+  },
+  'teardown': function() {
+    document.createElement = createElement;
+  }
+});
 
 test('should create an element', function(){
   var div = vjs.createEl();
@@ -282,6 +291,27 @@ test('should parse the details of a url correctly', function(){
   equal(vjs.parseUrl('http://example.com:1234').port, '1234', 'parsed example url port');
 });
 
+test('should strip port from hosts using http or https', function() {
+  var url;
+
+  // attempts to create elements will return an anchor tag that
+  // misbehaves like IE9
+  document.createElement = function() {
+    return {
+      hostname: 'example.com',
+      host: 'example.com:80',
+      protocol: 'http:',
+      port: '80',
+      pathname: '/domain/relative/url',
+      hash: ''
+    };
+  };
+
+  url = videojs.parseUrl('/domain/relative/url');
+  ok(!(/.*:80$/).test(url.host), ':80 is not appended to the host');
+});
+
+
 test('vjs.findPosition should find top and left position', function() {
   var d = document.createElement('div'),
     position = vjs.findPosition(d);