Appcelerator requesting location permissions

base.js

/*
 * function to check for all location services outcomes
 */
function requestLocationPermissions(authorizationType, callback) {

	// FIXME: Always returns false on Android 6
	// https://jira.appcelerator.org/browse/TIMOB-23135
	if (OS_IOS && !Ti.Geolocation.locationServicesEnabled) {
		return callback({
			success : false,
			error : 'Location Services Disabled'
		});
	}

	// Permissions already granted
	if (Ti.Geolocation.hasLocationPermissions(authorizationType)) {
		return callback({
			success : true
		});
	}

	// On iOS we can determine why we do not have permission
	if (OS_IOS) {

		if (Ti.Geolocation.locationServicesAuthorization === Ti.Geolocation.AUTHORIZATION_RESTRICTED) {
			return callback({
				success : false,
				error : 'Your device policy does not allow Geolocation'
			});

		} else if (Ti.Geolocation.locationServicesAuthorization === Ti.Geolocation.AUTHORIZATION_DENIED) {

			dialogs.confirm({
				title : 'You denied permission before',
				message : 'Tap Yes to open the Settings app to restore permissions, then try again.',
				callback : function() {
					Ti.Platform.openURL(Ti.App.iOS.applicationOpenSettingsURL);
				}
			});

			// return success:false without an error since we've informed the user already
			return callback({
				success : false
			});
		}
	}

	// Request permission
	Ti.Geolocation.requestLocationPermissions(authorizationType, function(e) {

		if (!e.success) {
			return callback({
				success : false,
				error : e.error || 'Failed to request Location Permissions'
			});
		}

		callback({
			success : true
		});

	});
}

/*
 * add a event listener for android
 */
function mapCompletelyLoadedEvent(e) {

	// remove the event
	$.shakeMapView.removeEventListener('complete', mapCompletelyLoadedEvent);

	//Check if the user has location service enabled
	requestLocationPermissions(Ti.Geolocation.AUTHORIZATION_WHEN_IN_USE, function(e) {

		if (e.success) {

			// Set the location monitoring
			Titanium.Geolocation.getCurrentPosition(getGeoPosition);

		} else {

			var dialog = Ti.UI.createAlertDialog({
				message : 'You do not have location permissions enabled shake locate needs these to work.',
				ok : 'Got it',
				title : 'Important'
			});

			dialog.addEventListener('click', function(e) {

				if (OS_IOS) {

					Ti.Platform.openURL('app-settings:');

				}

				if (OS_ANDROID) {

					var intent = Ti.Android.createIntent({
						action : 'android.settings.APPLICATION_SETTINGS',
					});
					intent.addFlags(Ti.Android.FLAG_ACTIVITY_NEW_TASK);
					Ti.Android.currentActivity.startActivity(intent);

				}

			});

			dialog.show();

		}

	});

}

// Fire the map complete event
$.shakeMapView.addEventListener('complete', mapCompletelyLoadedEvent);