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Fix setting/getting document title when within a crossdomain iframe #507

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Fix setting/getting document title when within a crossdomain iframe #507

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26 changes: 23 additions & 3 deletions src/view/pane/window.js
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,12 @@
*/
Candy.View.Pane = (function(self) {

// Partial implementation based on
// http://stackoverflow.com/questions/21751377/foolproof-way-to-detect-if-this-page-is-inside-a-cross-domain-iframe
function isCrossDomain() {
return window.self !== window.top;
}

/** Class: Candy.View.Pane.Window
* Window related view updates
*/
Expand All @@ -27,7 +33,7 @@ Candy.View.Pane = (function(self) {
/** PrivateVariable: _plainTitle
* Document title
*/
_plainTitle: window.top.document.title,
_plainTitle: isCrossDomain() ? document.title : window.top.document.title,
/** PrivateVariable: _unreadMessagesCount
* Unread messages count
*/
Expand All @@ -38,6 +44,20 @@ Candy.View.Pane = (function(self) {
*/
autoscroll: true,

/** Function: setDocumentTitle
* Sets the document title, if possible of the topmost window (in case it's in a frame).
*
* Parameters:
* (String) title - Set new title
*/
setDocumentTitle: function(title) {
var win = window;
if (!isCrossDomain()) {
win = window.top;
}
win.document.title = title;
},

/** Function: hasFocus
* Checks if window has focus
*
Expand Down Expand Up @@ -75,7 +95,7 @@ Candy.View.Pane = (function(self) {
*/
clearUnreadMessages: function() {
self.Window._unreadMessagesCount = 0;
window.top.document.title = self.Window._plainTitle;
self.Window.setDocumentTitle(self.Window._plainTitle);
},

/** Function: renderUnreadMessages
Expand All @@ -85,7 +105,7 @@ Candy.View.Pane = (function(self) {
* (Integer) count - Number of unread messages to show in window title
*/
renderUnreadMessages: function(count) {
window.top.document.title = Candy.View.Template.Window.unreadmessages.replace('{{count}}', count).replace('{{title}}', self.Window._plainTitle);
self.Window.setDocumentTitle(Candy.View.Template.Window.unreadmessages.replace('{{count}}', count).replace('{{title}}', self.Window._plainTitle));
},

/** Function: onFocus
Expand Down