1 files changed, 64 insertions, 0 deletions
diff --git a/widget/cocoa/nsMacUserActivityUpdater.mm b/widget/cocoa/nsMacUserActivityUpdater.mm
new file mode 100644
index 0000000000..cc80e1259b
--- /dev/null
+++ b/widget/cocoa/nsMacUserActivityUpdater.mm
@@ -0,0 +1,64 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#import <Cocoa/Cocoa.h>
+
+#include "nsMacUserActivityUpdater.h"
+
+#include "nsCocoaUtils.h"
+#include "nsIBaseWindow.h"
+#include "gfxPlatform.h"
+
+NS_IMPL_ISUPPORTS(nsMacUserActivityUpdater, nsIMacUserActivityUpdater)
+
+NS_IMETHODIMP
+nsMacUserActivityUpdater::UpdateLocation(const nsAString& aPageUrl, const nsAString& aPageTitle,
+                                         nsIBaseWindow* aWindow) {
+  NS_OBJC_BEGIN_TRY_BLOCK_RETURN;
+  if (gfxPlatform::IsHeadless()) {
+    // In headless mode, Handoff will fail since there is no Cocoa window.
+    return NS_OK;
+  }
+
+  BaseWindow* cocoaWin = nsMacUserActivityUpdater::GetCocoaWindow(aWindow);
+  if (!cocoaWin) {
+    return NS_ERROR_FAILURE;
+  }
+
+  NSURL* pageUrl = nsCocoaUtils::ToNSURL(aPageUrl);
+  if (!pageUrl ||
+      (![pageUrl.scheme isEqualToString:@"https"] && ![pageUrl.scheme isEqualToString:@"http"])) {
+    [cocoaWin.userActivity invalidate];
+    return NS_OK;
+  }
+
+  NSString* pageTitle = nsCocoaUtils::ToNSString(aPageTitle);
+  if (!pageTitle) {
+    pageTitle = pageUrl.absoluteString;
+  }
+
+  NSUserActivity* userActivity =
+      [[NSUserActivity alloc] initWithActivityType:NSUserActivityTypeBrowsingWeb];
+  userActivity.webpageURL = pageUrl;
+  userActivity.title = pageTitle;
+  cocoaWin.userActivity = userActivity;
+  [userActivity release];
+
+  return NS_OK;
+
+  NS_OBJC_END_TRY_BLOCK_RETURN(NS_ERROR_FAILURE);
+}
+
+BaseWindow* nsMacUserActivityUpdater::GetCocoaWindow(nsIBaseWindow* aWindow) {
+  nsCOMPtr<nsIWidget> widget = nullptr;
+  aWindow->GetMainWidget(getter_AddRefs(widget));
+  if (!widget) {
+    return nil;
+  }
+  BaseWindow* cocoaWin = (BaseWindow*)widget->GetNativeData(NS_NATIVE_WINDOW);
+  if (!cocoaWin) {
+    return nil;
+  }
+  return cocoaWin;
+}