public RESTAPIClient(string consumerKey, string consumerSecret, string userName, string password, string token,
string baselineURL, string authEndpoint, string customURL)
{
_consumerKey = consumerKey;
_consumerSecret = consumerSecret;
_userName = userName;
_password = password;
_token = token;
_baselineURL = baselineURL;
_authEndpoint = authEndpoint;
_customURL = customURL;
_authResponse = new APIResponse_Auth();
_isAuthen = false;
}
private async Task Authenticate()
{
try
{
using (var client = new HttpClient())
{
System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls11;
// TODO - Send HTTP requests
// set the base URI for HTTP requests...
client.BaseAddress = new Uri(_authEndpoint);
// set the Accept header to "application/json", which tells the server to send data in JSON format...
client.DefaultRequestHeaders.Accept.Clear();
client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
// HTTP POST
#region "Bug Example"
//var authen = new Authen() { grant_type = "password", client_id = AppSettings.salesforce_consumerKey,
// client_secret = AppSettings.salesforce_consumerSecret,
// user_name = AppSettings.salesforce_userName, password = AppSettings.salesforce_password + AppSettings.salesforce_token };
//HttpResponseMessage response = await client.PostAsJsonAsync("", authen);
// NOTE: the call to HttpClient.PostAsJsonAsync gave this error:
// {"error":"unsupported_grant_type","error_description":"grant type not supported"}
// This API expects form-urlencoded, not JSON on the request body.
// This also donesn't work.
//client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/x-www-form-urlencoded"));
//client.DefaultRequestHeaders.Add("Content-Type", "application/x-www-form-urlencoded");
#endregion
// build content with "application/x-www-form-urlencoded" content type...
Dictionary <string, string> dictForm = new Dictionary <string, string>();
dictForm.Add("grant_type", "password");
dictForm.Add("client_id", _consumerKey);
dictForm.Add("client_secret", _consumerSecret);
dictForm.Add("username", _userName);
dictForm.Add("password", _password + _token);
var content = new FormUrlEncodedContent(dictForm);
//var content = dictForm;
// send POST method...
HttpResponseMessage response = await client.PostAsync(_authEndpoint, content).ConfigureAwait(false);
_authResponse.HTTPStatusCode = Convert.ToString(response.StatusCode);
if (response.IsSuccessStatusCode)
{
_authResponse = await response.Content.ReadAsAsync <APIResponse_Auth>();
if (_authResponse == null)
{
//throw new Exception("_authenResult is null...");
}
_isAuthen = true;
}
else
{
// get response content, which contains potential error messages...
_isAuthen = false;
_authResponse.Content = await response.Content.ReadAsStringAsync();
}
} // end using...
}
catch (Exception ex)
{
throw ex;
}
}