private static HttpRequestMessage BuildBearerTokenFromEnvSltRequest(DocuSignSettings dsconfig, string envSlt)
{
var request = new HttpRequestMessage(HttpMethod.Post, dsconfig.IDPServerBaseUrl + "/oauth/token");
request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
string authorizationHeaderValue = string.Format("{0}:{1}", dsconfig.ClientId
, dsconfig.ClientSecret);
string base64HeaderValue = Convert.ToBase64String(Encoding.UTF8.GetBytes(authorizationHeaderValue));
request.Headers.Authorization = new AuthenticationHeaderValue("Basic", base64HeaderValue);
var content = new FormUrlEncodedContent(new[]
{
// For eSeal should be. code from env_slt
new KeyValuePair <string, string>("grant_type", "docusign:params:oauth:grant-type:envelope-slt"),
new KeyValuePair <string, string>("env_slt", envSlt),
// The redirect_uri one is not really used in the TSP flow
new KeyValuePair <string, string>("redirect_uri", String.Format("https://{0}", "localhost:5001/api/docusigntsp/starttspflow")),
});
request.Content = content;
return(request);
}
public StartTspFlowModel(DocuSignSettings dsconfig, IHttpClientFactory clientFactory)
{
_dsConfig = dsconfig;
_httpClientFactory = clientFactory;
}
public static async Task <SignatureOAuthUserToken> GetBearerTokenFromEnvSltAsync(IHttpClientFactory httpClientFactory, DocuSignSettings dsConfig, string code)
{
HttpRequestMessage request = DocuSignService.BuildBearerTokenFromEnvSltRequest(dsConfig, code);
var client = httpClientFactory.CreateClient();
var response = await client.SendAsync(request);
var responseContent = response.Content.ReadAsStringAsync().Result;
if (response.StatusCode < HttpStatusCode.OK && response.StatusCode >= HttpStatusCode.BadRequest)
{
throw new Exception(response.Headers.ToString() + "\n" + responseContent);
}
return(JsonConvert.DeserializeObject <SignatureOAuthUserToken>(responseContent));
}
public IndexModel(IConfiguration configuration, DocuSignSettings dsconfig)
{
DocuSignIDPBaseURL = dsconfig.IDPServerBaseUrl;
}
public DocuSignTspController(DocuSignSettings dsConfig, IHttpClientFactory httpClientFactory)
{
_dsConfig = dsConfig;
_httpClientFactory = httpClientFactory;
}
