/// <summary>
/// Gets access token for current ClientId and ClientSecret
/// </summary>
/// <returns>Access token.</returns>
public static string GetAccessToken()
{
if (string.IsNullOrEmpty(SDK.ClientId) || string.IsNullOrEmpty(SDK.ClientSecret))
{
throw new MPException("\"client_id\" and \"client_secret\" can not be \"null\" when getting the \"access_token\"");
}
JObject jsonPayload = new JObject();
jsonPayload.Add("grant_type", "client_credentials");
jsonPayload.Add("client_id", SDK.ClientId);
jsonPayload.Add("client_secret", SDK.ClientSecret);
string access_token, refresh_token = null;
MPAPIResponse response = new MPRESTClient().ExecuteRequest(
HttpMethod.POST,
SDK.BaseUrl + "/oauth/token",
PayloadType.X_WWW_FORM_URLENCODED,
jsonPayload,
null,
0,
0);
JObject jsonResponse = JObject.Parse(response.StringResponse.ToString());
if (response.StatusCode == 200)
{
List <JToken> accessTokenElem = MPCoreUtils.FindTokens(jsonResponse, "access_token");
List <JToken> refreshTokenElem = MPCoreUtils.FindTokens(jsonResponse, "refresh_token");
if (accessTokenElem != null && accessTokenElem.Count == 1)
{
access_token = accessTokenElem.First().ToString();
}
else
{
throw new MPException("Can not retrieve the \"access_token\"");
}
// Making refresh token an optional param
if (refreshTokenElem != null && refreshTokenElem.Count == 1)
{
refresh_token = refreshTokenElem.First().ToString();
SDK.RefreshToken = refresh_token;
}
}
else
{
throw new MPException("Can not retrieve the \"access_token\"");
}
return(access_token);
}
/// <summary>
/// Fills all the attributes members of the Resource obj.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="resource"></param>
/// <param name="response"></param>
/// <returns></returns>
protected static MPBase FillResourceWithResponseData <T>(T resource, MPAPIResponse response) where T : MPBase
{
if (response.JsonObjectResponse != null &&
response.JsonObjectResponse is JObject)
{
JObject jsonObject = null;
jsonObject = (JObject)response.JsonObjectResponse;
T resourceObject = (T)MPCoreUtils.GetResourceFromJson <T>(resource.GetType(), jsonObject);
resource = (T)FillResource(resourceObject, resource);
resource._lastKnownJson = MPCoreUtils.GetJsonFromResource(resource);
}
return(resource);
}
/// <summary>
/// Transforms all attributes members of the instance in a JSON String. Only for POST and PUT methods.
/// POST gets the full object in a JSON object.
/// PUT gets only the differences with the last known state of the object.
/// </summary>
/// <returns>a JSON Object with the attributes members of the instance. Null for GET and DELETE methods</returns>
public static JObject GeneratePayload <T>(HttpMethod httpMethod, T resource) where T : MPBase
{
if (httpMethod.ToString() == "PUT")
{
JObject actualJSON = MPCoreUtils.GetJsonFromResource(resource);
JObject oldJSON = resource.GetLastKnownJson();
return(getDiffFromLastChange(actualJSON, oldJSON));
}
else if (httpMethod.ToString() == "POST")
{
return(MPCoreUtils.GetJsonFromResource(resource));
}
else
{
return(null);
}
}
/// <summary>
/// Refreshes access token for current refresh token
/// </summary>
/// <returns>Refreshed access token</returns>
public static string RefreshAccessToken()
{
if (string.IsNullOrEmpty(SDK.RefreshToken))
{
throw new MPException("\"RefreshToken\" can not be \"null\". Refresh access token could not be completed.");
}
JObject jsonPayload = new JObject();
jsonPayload.Add("client_secret", SDK.ClientSecret);
jsonPayload.Add("grant_type", "refresh_token");
jsonPayload.Add("refresh_token", SDK.RefreshToken);
string new_access_token = null;
MPAPIResponse response = new MPRESTClient().ExecuteRequest(
HttpMethod.POST,
SDK.BaseUrl + "/oauth/token",
PayloadType.X_WWW_FORM_URLENCODED,
jsonPayload,
null,
0,
0);
JObject jsonResponse = JObject.Parse(response.StringResponse.ToString());
if (response.StatusCode == 200)
{
List <JToken> accessTokenElem = MPCoreUtils.FindTokens(jsonResponse, "access_token");
if (accessTokenElem != null && accessTokenElem.Count == 1)
{
new_access_token = accessTokenElem.First().ToString();
}
else
{
throw new MPException("Can not retrieve the new \"access_token\"");
}
}
else
{
throw new MPException("Can not retrieve the new \"access_token\"");
}
return(new_access_token);
}
protected static List <T> FillArrayWithResponseData <T>(Type clazz, MPAPIResponse response) where T : MPBase
{
List <T> resourceArray = new List <T>();
if (response.JsonObjectResponse != null)
{
JArray jsonArray = MPCoreUtils.GetArrayFromJsonElement <T>(response.JsonObjectResponse);
if (jsonArray != null)
{
for (int i = 0; i < jsonArray.Count(); i++)
{
T resource = (T)MPCoreUtils.GetResourceFromJson <T>(clazz, (JObject)jsonArray[i]);
resource.DumpLog();
resource._lastKnownJson = MPCoreUtils.GetJsonFromResource(resource);
resourceArray.Add(resource);
}
}
}
else
{
JArray jsonArray = MPCoreUtils.GetJArrayFromStringResponse <T>(response.StringResponse);
if (jsonArray != null)
{
for (int i = 0; i < jsonArray.Count(); i++)
{
T resource = (T)MPCoreUtils.GetResourceFromJson <T>(clazz, (JObject)jsonArray[i]);
resource._lastKnownJson = MPCoreUtils.GetJsonFromResource(resource);
resourceArray.Add(resource);
}
}
}
return(resourceArray);
}
/// <summary>
/// Core implementation of processMethod. Retrieves a generic type.
/// </summary>
/// <typeparam name="T">Generic type that will return.</typeparam>
/// <param name="clazz">Type of Class we are using.</param>
/// <param name="resource">Resource we will use and return in the implementation.</param>
/// <param name="methodName">The name of the method we are trying to call.</param>
/// <param name="parameters">Parameters to use in the process.</param>
/// <param name="useCache">Cache configuration.</param>
/// <param name="requestOptions">Object containing the request options.</param>
/// <returns>Generic type object, containing information about retrieval process.</returns>
protected static T ProcessMethod <T>(Type clazz, T resource, string methodName, Dictionary <string, string> parameters, bool useCache, MPRequestOptions requestOptions) where T : MPBase
{
if (resource == null)
{
try
{
resource = (T)Activator.CreateInstance(clazz);
}
catch (Exception ex)
{
throw new MPException(ex.Message);
}
}
var clazzMethod = GetAnnotatedMethod(clazz, methodName);
var restData = GetRestInformation(clazzMethod);
HttpMethod httpMethod = (HttpMethod)restData["method"];
PayloadType payloadType = (PayloadType)restData["payloadType"];
JObject payload = GeneratePayload(httpMethod, resource);
if (requestOptions == null)
{
int requestTimeout = (int)restData["requestTimeout"];
int retries = (int)restData["retries"];
requestOptions = new MPRequestOptions
{
Retries = retries,
Timeout = requestTimeout
};
}
string path = ParsePath(restData["path"].ToString(), parameters, resource, requestOptions);
MPAPIResponse response = CallAPI(httpMethod, path, payloadType, payload, useCache, requestOptions);
if (response.StatusCode >= 200 && response.StatusCode < 300)
{
if (httpMethod != HttpMethod.DELETE)
{
resource = (T)FillResourceWithResponseData(resource, response);
resource._lastApiResponse = response;
}
else
{
resource = null;
}
}
else if (response.StatusCode >= 400 && response.StatusCode < 500)
{
BadParamsError badParamsError = MPCoreUtils.GetBadParamsError(response.StringResponse);
resource.Errors = badParamsError;
}
else
{
MPException webserverError = new MPException()
{
StatusCode = response.StatusCode,
ErrorMessage = response.StringResponse
};
webserverError.Cause.Add(response.JsonObjectResponse.ToString());
throw webserverError;
}
return(resource);
}
