generate url with ports

app/assets/javascripts/landing.js

@@ -19,6 +19,7 @@
     $('.center-panel-wrapper').on ('click', '.meeting-join', function (event) {
       var name = $('.meeting-user-name').val();
       Meeting.getInstance().setName(name);
+      Meeting.getInstance().setURL(Meeting.buildMeetingURL());
       var jqxhr = Meeting.getInstance().getJoinMeetingResponse();
 
       jqxhr.done(function(data) {
@@ -136,21 +137,11 @@
       e.preventDefault();
       var newId = Math.trunc(Math.random() * 1000000000);
       $(".page-wrapper.meetings").data('id', newId);
-      var link = window.location.protocol +
-        '//' +
-        window.location.hostname +
-        '/meetings/' +
-        newId;
-      $('.meeting-url').val(link);
+      $('.meeting-url').val(Meeting.buildMeetingURL());
     });
 
     if (meetingId = $(".page-wrapper.meetings").data('id')) {
-      var link = window.location.protocol +
-        '//' +
-        window.location.hostname +
-        '/meetings/' +
-        meetingId;
-      $('.meeting-url').val(link)
+      $('.meeting-url').val(Meeting.getInstance().getURL());
     } else {
       $('.generate-link').click();
     }

app/assets/javascripts/meeting.coffee

@@ -10,7 +10,7 @@ class @Meeting
     if _meetingInstance
       return _meetingInstance
     id = $(".page-wrapper").data('id')
-    url = @buildURL(id)
+    url = @buildMeetingURL()
     name = $('.meeting-user-name').val()
     _meetingInstance = new Meeting(id, url, name)
     return _meetingInstance
@@ -18,16 +18,17 @@ class @Meeting
   @clear: ->
     _meetingInstance = null
 
-  @buildURL: (id) ->
+  @buildMeetingURL: (id) ->
     if (resource = location.pathname.split('/')[1]) != 'rooms'
       resource = 'meetings'
-    return location.protocol +
-      '//' +
-      location.hostname +
-      '/' +
-      resource +
-      '/' +
-      id;
+    id ||= $(".page-wrapper").data('id')
+    return @buildFullDomainURL() + '/' + resource + '/' + id
+
+  @buildFullDomainURL: ->
+    url = location.protocol + '//' + location.hostname
+    if location.port
+      url.concat ':' + location.port
+    return url
 
   # Sends the end meeting request
   # Returns a response object