public OAuthParameters BuildProtectedResourceSignature(string method, WebPairCollection parameters, string url)
{
ValidateProtectedResourceState();
var allParameters = new WebPairCollection();
allParameters.AddRange(parameters);
// Include url parameters in query pool
var uri = new Uri(url);
var urlParameters = HttpUtility.ParseQueryString(uri.Query);
allParameters.AddRange(urlParameters.AllKeys.Select(x => new WebPair(x !, urlParameters[x] !)));
var timestamp = OAuthTools.GetTimestamp();
var nonce = OAuthTools.GetNonce();
var authParameters = GenerateAuthParameters(timestamp, nonce);
allParameters.AddRange(authParameters);
var signatureBase = OAuthTools.ConcatenateRequestElements(method, url, allParameters);
return(new OAuthParameters {
Signature = OAuthTools.GetSignature(SignatureMethod, SignatureTreatment, signatureBase, ConsumerSecret, TokenSecret),
Parameters = authParameters
});
}
private void getCar2GoAccounts(string token, string token_secret, DownloadStringCompletedEventHandler requestCallback)
{
var car2GoRequestEndpoint = "https://www.car2go.com/api/v2.1/accounts";
var parameters = new WebParameterCollection();
parameters.Add("oauth_callback", "oob");
parameters.Add("oauth_signature_method", "HMAC-SHA1");
parameters.Add("oauth_token", token);
parameters.Add("oauth_version", "1.0");
parameters.Add("oauth_consumer_key", FreeCarsCredentials.Car2Go.ConsumerKey);
parameters.Add("oauth_timestamp", OAuthTools.GetTimestamp());
parameters.Add("oauth_nonce", OAuthTools.GetNonce());
parameters.Add("format", "json");
parameters.Add("loc", Car2Go.City);
//parameters.Add("test", "1");
var signatureBase = OAuthTools.ConcatenateRequestElements("GET", car2GoRequestEndpoint, parameters);
var signature = OAuthTools.GetSignature(OAuthSignatureMethod.HmacSha1, OAuthSignatureTreatment.Escaped, signatureBase, FreeCarsCredentials.Car2Go.SharedSecred, token_secret);
var requestParameters = OAuthTools.NormalizeRequestParameters(parameters);
var requestUrl = new Uri(car2GoRequestEndpoint + "?" + requestParameters + "&oauth_signature=" + signature, UriKind.Absolute);
var webClient = new WebClient();
webClient.DownloadStringCompleted += requestCallback;
webClient.DownloadStringAsync(requestUrl);
}
/// <summary>
/// Generates an OAuth signature to pass to an
/// <see cref="IAuthenticator" /> for the purpose of requesting an
/// unauthorized request token.
/// </summary>
/// <param name="method">The HTTP method for the intended request</param>
/// <param name="parameters">Any existing, non-OAuth query parameters desired in the request</param>
/// <returns></returns>
public OAuthParameters BuildRequestTokenInfo(string method, WebPairCollection parameters)
{
ValidateTokenRequestState();
var allParameters = new WebPairCollection();
allParameters.AddRange(parameters);
var timestamp = OAuthTools.GetTimestamp();
var nonce = OAuthTools.GetNonce();
var authParameters = GenerateAuthParameters(timestamp, nonce);
allParameters.AddRange(authParameters);
var signatureBase = OAuthTools.ConcatenateRequestElements(method, Ensure.NotNull(RequestTokenUrl, nameof(RequestTokenUrl)), allParameters);
return(new OAuthParameters {
Signature = OAuthTools.GetSignature(SignatureMethod, SignatureTreatment, signatureBase, ConsumerSecret),
Parameters = authParameters
});
}
/// <summary>
/// Generates an OAuth signature to pass to an
/// <see cref="IAuthenticator" /> for the purpose of exchanging user credentials
/// for an access token authorized by the user at the Service Provider site.
/// </summary>
/// <param name="method">The HTTP method for the intended request</param>
/// <param name="parameters">Any existing, non-OAuth query parameters desired in the request</param>
public OAuthParameters BuildClientAuthAccessTokenSignature(string method, WebPairCollection parameters)
{
ValidateClientAuthAccessRequestState();
var allParameters = new WebPairCollection();
allParameters.AddRange(parameters);
var uri = new Uri(Ensure.NotNull(AccessTokenUrl, nameof(AccessTokenUrl)));
var timestamp = OAuthTools.GetTimestamp();
var nonce = OAuthTools.GetNonce();
var authParameters = GenerateXAuthParameters(timestamp, nonce);
allParameters.AddRange(authParameters);
var signatureBase = OAuthTools.ConcatenateRequestElements(method, uri.ToString(), allParameters);
return(new OAuthParameters {
Signature = OAuthTools.GetSignature(SignatureMethod, SignatureTreatment, signatureBase, ConsumerSecret),
Parameters = authParameters
});
}
private void LoadBookedCars()
{
HasBooking = false;
try {
var token = (string)App.GetAppSetting("car2go.oauth_token");
var tokenSecret = (string)App.GetAppSetting("car2go.oauth_token_secret");
if (null == token || null == tokenSecret)
{
return;
}
const string car2GoRequestEndpoint = "https://www.car2go.com/api/v2.1/booking";
var parameters = new WebParameterCollection {
{ "oauth_callback", "oob" },
{ "oauth_signature_method", "HMAC-SHA1" },
{ "oauth_token", token },
{ "oauth_version", "1.0" },
{ "oauth_consumer_key", consumerkey },
{ "oauth_timestamp", OAuthTools.GetTimestamp() },
{ "oauth_nonce", OAuthTools.GetNonce() },
{ "format", "json" },
{ "loc", City },
};
//parameters.Add("test", "1");
var signatureBase = OAuthTools.ConcatenateRequestElements("GET", car2GoRequestEndpoint, parameters);
var signature = OAuthTools.GetSignature(OAuthSignatureMethod.HmacSha1, OAuthSignatureTreatment.Escaped, signatureBase, FreeCarsCredentials.Car2Go.SharedSecred, tokenSecret);
var requestParameters = OAuthTools.NormalizeRequestParameters(parameters);
var requestUrl = new Uri(car2GoRequestEndpoint + "?" + requestParameters + "&oauth_signature=" + signature, UriKind.Absolute);
var webClient = new WebClient();
webClient.OpenReadCompleted += (sender, args) => {
try {
if (0 == args.Result.Length)
{
return;
}
try {
var serializer = new DataContractJsonSerializer(typeof(Car2GoBookingResult));
var bookingResult = (Car2GoBookingResult)serializer.ReadObject(args.Result);
var car2GoCars = new List <Car2GoMarker>();
if (0 == bookingResult.ReturnValue.Code)
{
if (bookingResult.Booking.Length > 0)
{
lastBookedCarsUpdate = DateTime.Now;
}
foreach (var booking in bookingResult.Booking)
{
var car = booking.Vehicle;
GeoCoordinate carPosition = null;
try {
carPosition = new GeoCoordinate(car.Position.Latitude, car.Position.Longitude);
} catch {}
var carInfo = new Car2GoMarker {
model = ("CE" == car.EngineType) ? "C-Smart" : "Smart ElectricDrive",
fuelState = car.Fuel,
position = carPosition,
licensePlate = car.NumberPlate,
ID = car.VIN,
exterior = car.Exterior,
interior = car.Interior,
isBooked = true,
BookingId = bookingResult.Booking[0].BookingId,
};
HasBooking = true;
car2GoCars.Add(carInfo);
}
Markers = car2GoCars;
if (null != Updated)
{
Updated(this, null);
}
}
} catch (NullReferenceException) { }
} catch (WebException) { }
};
webClient.OpenReadAsync(requestUrl);
} catch (Exception e) {
Console.WriteLine(e);
}
}
private void CreateCar2GoBooking(DownloadStringCompletedEventHandler requestCallback)
{
var item = (Car2GoMarker)Item;
var car2GoRequestEndpoint = "https://www.car2go.com/api/v2.1/bookings";
var oauth_timestamp = (DateTime?)App.GetAppSetting("car2go.oauth_token_timestamp");
if (null == oauth_timestamp) {
App.ClearAppSetting("car2go.oauth_token");
App.ClearAppSetting("car2go.oauth_token_secret");
} else if (((DateTime)oauth_timestamp).AddDays(90.0).CompareTo(DateTime.UtcNow) <= 0) {
App.ClearAppSetting("car2go.oauth_token");
App.ClearAppSetting("car2go.oauth_token_secret");
}
var oauthToken = (string)App.GetAppSetting("car2go.oauth_token");
var oauthTokenSecret = (string)App.GetAppSetting("car2go.oauth_token_secret");
if (null == oauthToken || null == oauthTokenSecret) {
HandleNotConnectedToCar2Go(null == oauth_timestamp ? "" : Strings.SettingsPageCar2GoAuthExpired);
}
var accountId = "";
try {
accountId = ((int)App.GetAppSetting("car2go.oauth_account_id")).ToString();
} catch (NullReferenceException) {
return;
}
var parameters = new WebParameterCollection();
parameters.Add("oauth_callback", "oob");
parameters.Add("oauth_signature_method", "HMAC-SHA1");
parameters.Add("oauth_token", oauthToken);
parameters.Add("oauth_version", "1.0");
parameters.Add("oauth_consumer_key", FreeCarsCredentials.Car2Go.ConsumerKey);
parameters.Add("oauth_timestamp", OAuthTools.GetTimestamp());
parameters.Add("oauth_nonce", OAuthTools.GetNonce());
parameters.Add("format", "json");
parameters.Add("loc", Car2Go.City);
parameters.Add("vin", item.ID);
parameters.Add("account", accountId);
var signatureBase = OAuthTools.ConcatenateRequestElements("POST", car2GoRequestEndpoint, parameters);
var signature = OAuthTools.GetSignature(
OAuthSignatureMethod.HmacSha1,
OAuthSignatureTreatment.Escaped,
signatureBase,
FreeCarsCredentials.Car2Go.SharedSecred,
oauthTokenSecret);
var requestParameters = OAuthTools.NormalizeRequestParameters(parameters);
var para = requestParameters + "&oauth_signature=" + signature;
Helpers.Post(car2GoRequestEndpoint, para, delegate(Stream response) {
if (null == response) return;
var serializer = new DataContractJsonSerializer(typeof(Car2GoBookingResult));
var resultAccounts = (Car2GoBookingResult)serializer.ReadObject(response);
Dispatcher.BeginInvoke(() => {
var mbResult = MessageBoxResult.None;
try {
mbResult = 0 == resultAccounts.ReturnValue.Code
? MessageBox.Show(resultAccounts.Booking[0].Vehicle.Position.Address, resultAccounts.ReturnValue.Description, MessageBoxButton.OK)
: MessageBox.Show(resultAccounts.ReturnValue.Description);
} catch (Exception) {
Deactivate();
}
if (mbResult == MessageBoxResult.OK) {
InvokeActionCompleted();
FlurryWP7SDK.Api.LogEvent("Car2GoBookingSucessfull");
}
});
});
FlurryWP7SDK.Api.LogEvent("Car2GoookingStarted");
}
private void CancelCar2GoBooking()
{
var item = (Car2GoMarker)Item;
var car2GoRequestEndpoint = "https://www.car2go.com/api/v2.1/booking/" + item.BookingId;
var oauthToken = (string)App.GetAppSetting("car2go.oauth_token");
var oauthTokenSecret = (string)App.GetAppSetting("car2go.oauth_token_secret");
if (null == oauthToken || null == oauthTokenSecret) {
HandleNotConnectedToCar2Go();
}
var accountId = "";
try {
accountId = ((int)App.GetAppSetting("car2go.oauth_account_id")).ToString();
} catch (NullReferenceException) {
return;
}
var parameters = new WebParameterCollection();
parameters.Add("oauth_callback", "oob");
parameters.Add("oauth_signature_method", "HMAC-SHA1");
parameters.Add("oauth_token", oauthToken);
parameters.Add("oauth_version", "1.0");
parameters.Add("oauth_consumer_key", FreeCarsCredentials.Car2Go.ConsumerKey);
parameters.Add("oauth_timestamp", OAuthTools.GetTimestamp());
parameters.Add("oauth_nonce", OAuthTools.GetNonce());
parameters.Add("format", "json");
parameters.Add("account", accountId);
var signatureBase = OAuthTools.ConcatenateRequestElements("DELETE", car2GoRequestEndpoint, parameters);
var signature = OAuthTools.GetSignature(
OAuthSignatureMethod.HmacSha1,
OAuthSignatureTreatment.Escaped,
signatureBase,
FreeCarsCredentials.Car2Go.SharedSecred,
oauthTokenSecret);
var requestParameters = OAuthTools.NormalizeRequestParameters(parameters);
var para = requestParameters + "&oauth_signature=" + signature;
Helpers.Delete(car2GoRequestEndpoint, para, delegate(Stream args) {
if (null == args) return;
try {
var serializer = new DataContractJsonSerializer(typeof(Car2GoCancelBookingResult));
var resultAccount = (Car2GoCancelBookingResult)serializer.ReadObject(args);
Dispatcher.BeginInvoke(() => {
var mbResult = MessageBoxResult.None;
try {
if (0 == resultAccount.ReturnValue.Code) {
var message = (resultAccount.CancelBooking[0].cancelFeeExists)
? String.Format(
Strings.BookingPageC2GCancelationSuccessful,
resultAccount.CancelBooking[0].cancelFee,
resultAccount.CancelBooking[0].cancelFeeCurrency)
: String.Format(
Strings.BookingPageC2GCancelationSuccessful,
0, "");
mbResult = MessageBox.Show(
message,
resultAccount.ReturnValue.Description, MessageBoxButton.OK);
} else {
mbResult = MessageBox.Show(resultAccount.ReturnValue.Description);
}
} catch (Exception) {
Deactivate();
}
if (mbResult != MessageBoxResult.OK) {
return;
}
InvokeActionCompleted();
});
} catch (SerializationException) {
InvokeActionCompleted();
}
});
}
