/// <summary>
/// Executes the request without any parsing.
/// </summary>
/// <returns>The unparsed.</returns>
public HttpResponseMessage ExecuteUnparsed()
{
var client = InitializeRestClient();
var request = BuildRestRequest();
RequestAuth.Authenticate(request);
Logger.Log(request);
var req = client.SendAsync(request);
var response = req.Result;
Logger.Log(response);
var contentType = response.Headers
.Where(x => x.Key.ToLower().Equals("content-type"))
.Select(x => x.Value)
.SingleOrDefault();
if (contentType != null && contentType.Any() && !contentType.First().Contains("application/json"))
{
var kinveyException = new KinveyException(
EnumErrorCategory.ERROR_REQUIREMENT,
EnumErrorCode.ERROR_REQUIREMENT_CONTENT_TYPE_HEADER,
contentType.FirstOrDefault()
)
{
RequestID = HelperMethods.getRequestID(response)
};
throw kinveyException;
}
lastResponseCode = response.StatusCode;
lastResponseMessage = response.StatusCode.ToString();
lastResponseHeaders = new List <KeyValuePair <string, IEnumerable <string> > >();
foreach (var header in response.Headers)
{
lastResponseHeaders.Add(header);
}
try
{
response.EnsureSuccessStatusCode();
}
catch (Exception ex)
{
throw new KinveyException(
EnumErrorCategory.ERROR_BACKEND,
EnumErrorCode.ERROR_JSON_RESPONSE,
ex.Message,
ex
);
}
return(response);
}
/// <summary>
/// Executes this request synchronously.
/// </summary>
/// <returns> The type of response. </returns>
public virtual T Execute()
{
var response = ExecuteUnparsed();
// TODO this method must be deleted once everything is async
// if (OverrideRedirect){
// var locList = response.Headers.FirstOrDefault(HeaderToCheck => HeaderToCheck.Name.Equals("Location")).Value;
// return onRedirect((locList as List<string>)[0]);
// }
// special case to handle void or empty responses
if (response.Content == null)
{
return(default(T));
}
string json = null;
try
{
var task = response.Content.ReadAsStringAsync();
task.Wait();
json = task.Result;
return(JsonConvert.DeserializeObject <T>(json));
}
catch (JsonException ex)
{
throw new KinveyException(EnumErrorCategory.ERROR_DATASTORE_NETWORK, EnumErrorCode.ERROR_JSON_PARSE,
HelperMethods.GetCustomParsingJsonErrorMessage(json, response.RequestMessage.RequestUri.ToString(), typeof(T).FullName),
null,
ex)
{
RequestID = HelperMethods.getRequestID(response)
};
}
catch (ArgumentException ex)
{
Logger.Log(ex.Message);
return(default(T));
}
catch (NullReferenceException ex)
{
Logger.Log(ex.Message);
return(default(T));
}
}
/// <summary>
/// Executes this request async and parses the result.
/// </summary>
/// <returns>The async request.</returns>
public async Task <KinveyAuthResponse> ExecuteAsync()
{
string json = null;
HttpResponseMessage response = null;
try
{
response = await ExecuteUnparsedAsync().ConfigureAwait(false);
json = await response.Content.ReadAsStringAsync().ConfigureAwait(false);
return(JsonConvert.DeserializeObject <KinveyAuthResponse>(json));
}
catch (JsonException ex)
{
KinveyException kinveyException = new KinveyException(
EnumErrorCategory.ERROR_DATASTORE_NETWORK,
EnumErrorCode.ERROR_JSON_PARSE,
HelperMethods.GetCustomParsingJsonErrorMessage(json, response?.RequestMessage.RequestUri.ToString(), typeof(KinveyAuthResponse).FullName),
null,
ex
)
{
RequestID = HelperMethods.getRequestID(response)
};
throw kinveyException;
}
catch (KinveyException)
{
throw;
}
catch (Exception ex)
{
throw new KinveyException(
EnumErrorCategory.ERROR_USER,
EnumErrorCode.ERROR_USER_LOGIN_ATTEMPT,
"Error deserializing response content.",
ex
);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="KinveyException"/> class.
/// </summary>
/// <param name="errorCategory">The <see cref="EnumErrorCategory"/> of the exception.</param>
/// <param name="errorCode">The <see cref="EnumErrorCode"/> of the exception.</param>
/// <param name="response">Http response.</param>
/// <param name="innerException">Inner exception thrown, if available.</param>
public KinveyException(EnumErrorCategory errorCategory, EnumErrorCode errorCode, HttpResponseMessage response, Exception innerException)
: base(innerException.Message, innerException)
{
this.errorCategory = errorCategory;
this.errorCode = errorCode;
Tuple <string, string, string> errorInfo = InfoFromErrorCode(errorCategory, errorCode);
StatusCode = (int)response.StatusCode;
try
{
KinveyJsonError errorJSON = KinveyJsonError.parse(response);
this.error = errorJSON.Error ?? errorInfo.Item1;
this.debug = errorJSON.Debug ?? errorInfo.Item2;
this.description = errorJSON.Description ?? errorInfo.Item3;
this.requestID = HelperMethods.getRequestID(response);
}
catch (Exception) {
//Catch any exceptions thrown while parsing an unknown responseJSON
}
}
public virtual async Task <T> ExecuteAsync()
{
var response = await ExecuteUnparsedAsync();
if (OverrideRedirect)
{
string newLoc = string.Empty;
foreach (var header in response.Headers)
{
if (header.Key.ToLower().Equals("location"))
{
newLoc = header.Value.FirstOrDefault();
break;
}
}
//string newlocation = response.Headers.FirstOrDefault(stringToCheck => stringToCheck.ToString().Equals("Location")).ToString();
return(await onRedirectAsync(newLoc));
}
// special case to handle void or empty responses
if (response.Content == null)
{
return(default(T));
}
string path = response.RequestMessage.RequestUri.AbsolutePath;
if (path != null &&
path.Contains(Constants.STR_PATH_CUSTOM_ENDPOINT) &&
(((int)response.StatusCode) < 200 || ((int)response.StatusCode) > 302))
{
// Seems like only Custom Endpoint/BL would result in having a successful response
// without having a successful status code. The BL executed successfully, but did
// produce a successsful outcome.
try
{
response.EnsureSuccessStatusCode();
}
catch (Exception ex)
{
var ke = new KinveyException(
EnumErrorCategory.ERROR_CUSTOM_ENDPOINT,
EnumErrorCode.ERROR_CUSTOM_ENDPOINT_ERROR,
response,
ex
);
throw ke;
}
}
if (path != null &&
path.Contains(Constants.STR_PATH_REALTIME_STREAM) &&
(((int)response.StatusCode) < 200 || ((int)response.StatusCode) > 302))
{
// Appears as though there is a stream error. A stream error could result in having a successful response
// without having a successful status code, such as a 401. The request was successful, but the response
// indicates that there is an issue with what was being requested
try
{
response.EnsureSuccessStatusCode();
}
catch (Exception ex)
{
var ke = new KinveyException(
EnumErrorCategory.ERROR_REALTIME,
EnumErrorCode.ERROR_REALTIME_ERROR,
response,
ex
);
throw ke;
}
}
if (((int)response.StatusCode) < 200 || ((int)response.StatusCode) > 302)
{
try
{
response.EnsureSuccessStatusCode();
}
catch (Exception ex)
{
var kinveyException = new KinveyException(
EnumErrorCategory.ERROR_BACKEND,
EnumErrorCode.ERROR_JSON_RESPONSE,
response,
ex
)
{
RequestID = HelperMethods.getRequestID(response)
};
throw kinveyException;
}
}
try
{
var json = await response.Content.ReadAsStringAsync();
var result = JsonConvert.DeserializeObject <T>(json);
RequestStartTime = HelperMethods.GetRequestStartTime(response);
return(result);
}
catch (JsonException ex)
{
KinveyException kinveyException = new KinveyException(
EnumErrorCategory.ERROR_DATASTORE_NETWORK,
EnumErrorCode.ERROR_JSON_PARSE,
ex.Message,
ex
)
{
RequestID = HelperMethods.getRequestID(response)
};
throw kinveyException;
}
catch (ArgumentException ex)
{
Logger.Log(ex.Message);
return(default(T));
}
catch (NullReferenceException ex)
{
Logger.Log(ex.Message);
return(default(T));
}
}
public async Task <HttpResponseMessage> ExecuteUnparsedAsync()
{
var httClient = InitializeRestClient();
var request = BuildRestRequest();
RequestAuth.Authenticate(request);
Logger.Log(request);
var response = await httClient.SendAsync(request);
Logger.Log(response);
var contentType = response.Headers
.Where(x => x.Key.ToLower().Equals("content-type"))
.Select(x => x.Value)
.FirstOrDefault()?
.FirstOrDefault();
if (contentType != null && !contentType.Contains("application/json"))
{
var kinveyException = new KinveyException(
EnumErrorCategory.ERROR_REQUIREMENT,
EnumErrorCode.ERROR_REQUIREMENT_CONTENT_TYPE_HEADER,
contentType
)
{
RequestID = HelperMethods.getRequestID(response)
};
throw kinveyException;
}
lastResponseCode = response.StatusCode;
lastResponseMessage = response.StatusCode.ToString();
lastResponseHeaders = new List <KeyValuePair <string, IEnumerable <string> > >();
foreach (var header in response.Headers)
{
lastResponseHeaders.Add(header);
}
if ((int)response.StatusCode == 401)
{
ServerError error = null;
try
{
var json = await response.Content.ReadAsStringAsync();
error = JsonConvert.DeserializeObject <ServerError>(json);
}
catch (Exception)
{
}
if (error != null && !error.Error.Equals(Constants.STR_ERROR_BACKEND_INSUFFICIENT_CREDENTIALS))
{
// Attempt to get the refresh token
Credential cred = Client.Store.Load(Client.ActiveUser.Id, Client.SSOGroupKey);
string refreshToken = null;
string redirectUri = null;
string micClientId = null;
if (cred != null)
{
refreshToken = cred.RefreshToken;
redirectUri = cred.RedirectUri;
micClientId = cred.MICClientID;
if (!string.IsNullOrEmpty(refreshToken) && !refreshToken.ToLower().Equals("null"))
{
if (!hasRetried)
{
// Attempting retry - set flag to prevent additional attempts
hasRetried = true;
//use the refresh token for a new access token
JObject result = await Client.ActiveUser.UseRefreshToken(refreshToken, redirectUri, micClientId).ExecuteAsync();
// log out the current user without removing the user record from the credential store
Client.ActiveUser.LogoutSoft();
//login with the access token
Provider provider = new Provider();
provider.kinveyAuth = new MICCredential(result["access_token"].ToString());
User u = await User.LoginAsync(new ThirdPartyIdentity(provider), Client);
//store the new refresh token
Credential currentCred = Client.Store.Load(Client.ActiveUser.Id, Client.SSOGroupKey);
currentCred.AccessToken = result["access_token"].ToString();
currentCred.RefreshToken = result.GetValidValue("refresh_token");
currentCred.RedirectUri = redirectUri;
Client.Store.Store(Client.ActiveUser.Id, Client.SSOGroupKey, currentCred);
// Retry the original request
RequestAuth = new KinveyAuthenticator(currentCred.AuthToken);
var retryResponse = await ExecuteUnparsedAsync();
return(retryResponse);
}
else
{
Client.ActiveUser.Logout();
}
}
else
{
//logout the current user
Client.ActiveUser.Logout();
}
}
else
{
Client.ActiveUser.Logout();
}
}
}
try
{
response.EnsureSuccessStatusCode();
}
catch (Exception ex)
{
throw new KinveyException(
EnumErrorCategory.ERROR_BACKEND,
EnumErrorCode.ERROR_JSON_RESPONSE,
response,
ex
);
}
return(response);
}
