LocationPermissions.swift

private extension NewMessageViewController {

    func checkLocationPermisions() {
        let status = CLLocationManager.authorizationStatus()

        switch status {
        case .NotDetermined:
            dataMgr.locationManager.requestWhenInUseAuthorization()
            break
        case .AuthorizedWhenInUse:
            fallthrough
        case .AuthorizedAlways:
            dataMgr.locationManager.startUpdatingLocation()
        case .Restricted:
            fallthrough
        case .Denied:
            askForPermisions()
        }
    }

    func askForPermisions() {
        var alert = UIAlertView(title: "Important", message: "Some fields might be missing, since the app requires to access your current location in order to provide more data. Please consider allowing WYA to access your location in the settings menu", delegate: self, cancelButtonTitle: "Ok")
        alert.show()
    }
}

extension NewMessageViewController: CLLocationManagerDelegate {
    func locationManager(manager: CLLocationManager!, didChangeAuthorizationStatus status: CLAuthorizationStatus) {

        switch status {
        case .AuthorizedWhenInUse:
            fallthrough
        case .AuthorizedAlways:
            dataMgr.locationManager.startUpdatingLocation()
        case .Restricted:
            fallthrough
        case .Denied:
            askForPermisions()
        default:
            break
        }
    }

    func locationManager(manager: CLLocationManager!, didUpdateLocations locations: [AnyObject]!) {
        contentTableView.reloadData()
    }
}