Merge branch 'walles/translocation'

osx/bubblemon/main.swift

@@ -129,7 +129,40 @@ private func launchActivityMonitor() {
   }
 }
 
+func isTranslocated() -> Bool {
+  let appPath = URL(string: Bundle.main.bundlePath)!.resolvingSymlinksInPath().path
+
+  // Example translocated path:
+  // /private/var/folders/04/34ltylqn5yd9scvlrwjgmy580000gn/T/AppTranslocation/6E0A03F4-21EC-4559-87DF-77CB0DD7DB20/d/Bubblemon.app
+
+  // Does our path say "AppTranslocation"?
+  return appPath.range(of:"AppTranslocation") != nil
+}
+
+func showTranslocationWarning() {
+  let alert = NSAlert()
+  alert.messageText = "Move to Applications before running"
+  alert.informativeText =
+    "Please move Bubblemon into your Applications folder before running.\n\n" +
+    "" +
+    "Otherwise, because of App Translocation / Gatekeeper Path Randomization, " +
+    "Bubblemon will run in a random path every time, and after your computer " +
+    "reboots the Dock won't be able to find it any more."
+  alert.alertStyle = NSAlertStyle.warning
+  alert.addButton(withTitle: "OK")
+
+  alert.runModal()
+}
+
 func main() -> Int32 {
+  if (isTranslocated()) {
+    // See: http://lapcatsoftware.com/articles/app-translocation.html
+    // Or search the Internet for "Gatekeeper Path Randomization"
+    showTranslocationWarning()
+
+    return EXIT_FAILURE
+  }
+
   let appPath = URL(string: Bundle.main.bundlePath)!.resolvingSymlinksInPath().path
   let defaults = UserDefaults.standard