/// <summary>
/// Invoked whenever Shopify shop successfully authenticates a user.
/// </summary>
/// <param name="context">Contains information about the login session as well as the shop <see cref="System.Security.Claims.ClaimsIdentity"/>.</param>
/// <returns>A <see cref="Task"/> representing the completed operation.</returns>
public virtual Task Authenticated(ShopifyAuthenticatedContext context)
{
return(OnAuthenticated(context));
}
/// <summary>
/// Invoked whenever Shopify shop successfully authenticates a user.
/// </summary>
/// <param name="context">Contains information about the login session as well as the shop <see cref="System.Security.Claims.ClaimsIdentity"/>.</param>
/// <returns>A <see cref="Task"/> representing the completed operation.</returns>
public virtual Task Authenticated(ShopifyAuthenticatedContext context)
{
return OnAuthenticated(context);
}
protected override async Task <AuthenticationTicket> AuthenticateCoreAsync()
{
AuthenticationProperties properties = null;
try
{
string code = null;
string state = null;
var query = Request.Query;
var values = query.GetValues("code");
if (null != values && 1 == values.Count)
{
code = values[0];
}
values = query.GetValues("state");
if (null != values && 1 == values.Count)
{
state = values[0];
}
properties = Options.StateDataFormat.Unprotect(state);
if (null == properties)
{
return(null);
}
//// OAuth2 10.12 CSRF
if (!ValidateCorrelationId(properties, logger))
{
return(new AuthenticationTicket(null, properties));
}
var currentShopifyShopName = properties.Dictionary["ShopName"];
if (string.IsNullOrWhiteSpace(currentShopifyShopName))
{
return(null);
}
var requestPrefix = Request.Scheme + "://" + Request.Host;
var redirectUri = requestPrefix + Request.PathBase + Options.CallbackPath;
//// Build up the body for the token request
var body = new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>("code", code),
new KeyValuePair <string, string>("redirect_uri", redirectUri),
new KeyValuePair <string, string>("client_id", Options.ApiKey),
new KeyValuePair <string, string>("client_secret", Options.ApiSecret)
};
//// Request the token
var requestMessage = new HttpRequestMessage(HttpMethod.Post, string.Format(CultureInfo.CurrentCulture, Options.Endpoints.TokenEndpoint, currentShopifyShopName));
requestMessage.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
requestMessage.Content = new FormUrlEncodedContent(body);
var tokenResponse = await httpClient.SendAsync(requestMessage);
tokenResponse.EnsureSuccessStatusCode();
var text = await tokenResponse.Content.ReadAsStringAsync();
//// Deserializes the token response
dynamic response = JsonConvert.DeserializeObject <dynamic>(text);
var accessToken = (string)response.access_token;
//// Get the Shopify shop information
var shopRequest = new HttpRequestMessage(HttpMethod.Get, string.Format(CultureInfo.CurrentCulture, Options.Endpoints.ShopInfoEndpoint, currentShopifyShopName) + "?access_token=" + Uri.EscapeDataString(accessToken));
shopRequest.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
var shopResponse = await httpClient.SendAsync(shopRequest, Request.CallCancelled);
shopResponse.EnsureSuccessStatusCode();
text = await shopResponse.Content.ReadAsStringAsync();
var shopifyShop = JObject.Parse(text);
var context = new ShopifyAuthenticatedContext(Context, shopifyShop, accessToken)
{
Identity = new ClaimsIdentity(Options.AuthenticationType, ClaimsIdentity.DefaultNameClaimType, ClaimsIdentity.DefaultRoleClaimType)
};
if (!string.IsNullOrEmpty(context.Id))
{
context.Identity.AddClaim(new Claim(ClaimTypes.NameIdentifier, context.Id, XmlSchemaString, Options.AuthenticationType));
}
if (!string.IsNullOrEmpty(context.UserName))
{
context.Identity.AddClaim(new Claim(ClaimsIdentity.DefaultNameClaimType, context.UserName, XmlSchemaString, Options.AuthenticationType));
}
if (!string.IsNullOrEmpty(context.Email))
{
context.Identity.AddClaim(new Claim(ClaimTypes.Email, context.Email, XmlSchemaString, Options.AuthenticationType));
}
if (!string.IsNullOrEmpty(context.ShopName))
{
context.Identity.AddClaim(new Claim("urn:shopify:shopname", context.ShopName, XmlSchemaString, Options.AuthenticationType));
}
context.Properties = properties;
await Options.Provider.Authenticated(context);
return(new AuthenticationTicket(context.Identity, context.Properties));
}
catch (Exception exception)
{
logger.WriteError(exception.Message);
}
return(new AuthenticationTicket(null, properties));
}
