/// <summary>
/// Requests a protecte reource, based on the path provided, from the Visma eAccounting API.
/// </summary>
/// <returns>
/// A protected resource from Visma eAccounting. In this app that means a list of customers or invoices.
/// </returns>
/// <param name="client">WebServerClient used to ask for access token and resources.</param>
/// <param name="state">AuthorizationState containing the access token.</param>
/// <param name="path">A path that determines what API endpoint resources are requested from.</param>
public static T GetProtectedResource <T>(WebServerClient client, IAuthorizationState state, string path)
{
// Sets the uri to the api server host provided by Visma gotten from the web.config file
var apiServerHost = WebConfigurationManager.AppSettings["ApiServerHost"];
// Creates an api request and and sets method and content type
var request = (HttpWebRequest)WebRequest.Create(new Uri(String.Format("{0}{1}", apiServerHost, path)));
request.Method = "GET";
request.ContentType = "application/json";
// Sends the actual request with the authorization state which contains the tokens
client.AuthorizeRequest(request, state);
// Gets the request and stores it in webResponse variable
var webResponse = request.GetResponse();
// The response is is read into a string and deserialized
var response = new StreamReader(webResponse.GetResponseStream()).ReadToEnd();
var jss = new JavaScriptSerializer();
var result = jss.Deserialize <T>(response);
return(result);
}
static void Main(string[] args)
{
// Remove this for production it just eats tee Https invalid certificate error
ServicePointManager.ServerCertificateValidationCallback = (sender, certificate, chain, errors) => true;
// usung DotNetOpenAuth lib here but any Auth2 lib should work
var authServer = new AuthorizationServerDescription
{
TokenEndpoint = new Uri(APIURL + "/oauth/token"),
ProtocolVersion = ProtocolVersion.V20
};
// get our token
var client = new WebServerClient(authServer, APIURL + "/oauth/token");
var auth = client.ExchangeUserCredentialForToken("demo123", "demo123");
Console.WriteLine(String.Format("Access Token Set to: {0} ", auth.AccessToken));
// create credit keysale object and transform to json
var keySale = new { amount = 19.95, credit_card = new { number = "4111111111111111", expiration_month = 12, expiration_year = 20 } };
var json = JsonConvert.SerializeObject(keySale);
Console.WriteLine(Environment.NewLine + string.Format("Json Card String: {0}", json));
byte[] buf = Encoding.UTF8.GetBytes(json);
// build request
var request = (HttpWebRequest)WebRequest.Create(APIURL + "/v1/transactions/sale/keyed");
request.ContentType = @"application/json";
request.Method = "POST";
request.ContentLength = buf.Length;
// add our auth token
client.AuthorizeRequest(request, auth);
// buffer the body
request.GetRequestStream().Write(buf, 0, buf.Length);
try
{
Console.WriteLine(Environment.NewLine);
Console.WriteLine(Environment.NewLine);
Console.WriteLine("Response: ");
Console.WriteLine(Environment.NewLine);
var response = (HttpWebResponse)request.GetResponse();
using (var reader = new System.IO.StreamReader(response.GetResponseStream()))
{
Console.WriteLine(reader.ReadToEnd());
Console.WriteLine(Environment.NewLine);
}
}
catch (WebException e)
{
Console.WriteLine(string.Format("Error: {0}", e.Message));
Console.WriteLine(Environment.NewLine);
}
finally
{
Console.WriteLine(Environment.NewLine + "Hit any key to quit: ");
Console.Read();
}
}
