| func migrateUserDefaultsToAppGroups() { | |
| // User Defaults - Old | |
| let userDefaults = NSUserDefaults.standardUserDefaults() | |
| // App Groups Default - New | |
| let groupDefaults = NSUserDefaults(suiteName: "group.myGroup") | |
| // Key to track if we migrated | |
| let didMigrateToAppGroups = "DidMigrateToAppGroups" | |
| if let groupDefaults = groupDefaults { | |
| if !groupDefaults.boolForKey(didMigrateToAppGroups) { | |
| for key in userDefaults.dictionaryRepresentation().keys { | |
| groupDefaults.setObject(userDefaults.dictionaryRepresentation()[key], forKey: key) | |
| } | |
| groupDefaults.setBool(true, forKey: didMigrateToAppGroups) | |
| groupDefaults.synchronize() | |
| print("Successfully migrated defaults") | |
| } else { | |
| print("No need to migrate defaults") | |
| } | |
| } else { | |
| print("Unable to create NSUserDefaults with given app group") | |
| } | |
| } |
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