public RedirectResult Authorize()
{
// Generate a random 16char GUID nonce to validate on the callback
var nonce = Guid.NewGuid().ToString().Replace("-", "");
Memory.Set(nonce, nonce, new MemoryCacheEntryOptions
{
AbsoluteExpirationRelativeToNow = TimeSpan.FromSeconds(Config.PathOfExileApi.NonceExpirySeconds),
Size = nonce.Length
});
var authUri = UriPath.Combine(Config.PathOfExileApi.Route, "/OAuth/Authorize");
var redirectUri = Url.Action("AuthorizeCallback", "OAuth", null, Request.Scheme);
// Build up query params to append to the provided redirect Uri
var queryParams = new Dictionary <string, string>
{
{ "client_id", Config.PathOfExileApi.ClientId },
{ "response_type", "code" },
{ "scope", "profile" },
{ "redirect_uri", redirectUri },
{ "state", nonce }
};
var authQuery = QueryHelpers.AddQueryString(authUri, queryParams);
return(Redirect(authQuery));
}
public async Task <RestReturnObj <UserToken> > UserAuthRequest(string apiResources, UserData userData)
{
HttpContent content = new StringContent(JsonConvert.SerializeObject(userData), Encoding.UTF8, "application/json");
HttpResponseMessage response = await m_Client.PostAsync(UriPath.Combine(m_Uri, apiResources), content);
if (!response.IsSuccessStatusCode)
{
return new RestReturnObj <UserToken> {
IsSuccess = false
}
}
;
var str = await response.Content.ReadAsStringAsync();
UserToken token = new UserToken();
if (!String.IsNullOrWhiteSpace(str))
{
token = JsonConvert.DeserializeObject <UserToken>(str);
}
return(new RestReturnObj <UserToken> {
IsSuccess = response.IsSuccessStatusCode,
Obj = token
});
}
public async Task <RestReturnObj <PostedFoodMarkerRetObj> > PostFoodMarker(FoodMarker foodMarker)
{
HttpContent content = new StringContent(JsonConvert.SerializeObject(foodMarker), Encoding.UTF8,
"application/json");
HttpResponseMessage responseMsg = await m_Client.PostAsync(UriPath.Combine(m_Uri, "FullFoodAndGeoData"),
content);
if (!responseMsg.IsSuccessStatusCode)
{
return new RestReturnObj <PostedFoodMarkerRetObj>()
{
IsSuccess = false
}
}
;
var response = await responseMsg.Content.ReadAsStringAsync();
if (String.IsNullOrEmpty(response))
{
return(null);
}
PostedFoodMarkerRetObj ret =
JsonConvert.DeserializeObject <PostedFoodMarkerRetObj>(response);
return(new RestReturnObj <PostedFoodMarkerRetObj>
{
IsSuccess = responseMsg.IsSuccessStatusCode,
Obj = ret
});
}
public async Task <RestReturnObj <IEnumerable <FoodCategories> > > GetAllFoodCategories()
{
HttpResponseMessage responseMsg = await m_Client.GetAsync(UriPath.Combine(m_Uri, "FoodCategories"));
if (!responseMsg.IsSuccessStatusCode)
{
return new RestReturnObj <IEnumerable <FoodCategories> > {
IsSuccess = false
}
}
;
var response = await responseMsg.Content.ReadAsStringAsync();
if (String.IsNullOrEmpty(response))
{
return(null);
}
IEnumerable <FoodCategories> ret =
JsonConvert.DeserializeObject <IEnumerable <FoodCategories> >(response);
return(new RestReturnObj <IEnumerable <FoodCategories> >
{
IsSuccess = responseMsg.IsSuccessStatusCode,
Obj = ret
});
}
public async Task <bool> IsTokenValid()
{
HttpContent content = new StringContent("");
HttpResponseMessage response = await m_Client.PostAsync(UriPath.Combine(m_Uri, "Ping"), content);
return(response.IsSuccessStatusCode);
}
private async Task <OAuthTokenEntity> EnsureUserAsync(string access_token)
{
var token = await DBContext.OAuthTokens.SingleOrDefaultAsync(t => t.Value == access_token && (t.Expiry == null || t.Expiry.Value > DateTime.Now));
// User exists, short circuit out
if (!string.IsNullOrEmpty(token?.UserId))
{
return(token);
}
var profileUri = UriPath.Combine(Config.PathOfExileApi.Route, "/profile");
var profileQuery = QueryHelpers.AddQueryString(profileUri, nameof(access_token), access_token);
using var client = new HttpClient();
using var response = await client.GetAsync(profileQuery);
if (!response.IsSuccessStatusCode)
{
throw new AuthenticationException(response.ReasonPhrase);
}
var contentRaw = await response.Content.ReadAsStringAsync();
var profile = JsonConvert.DeserializeObject <ProfileResponse>(contentRaw);
if (string.IsNullOrEmpty(profile?.Name))
{
throw new AuthenticationException();
}
var user = await UserManager.FindByNameAsync(profile.Name);
if (user == null)
{
user = new UserEntity
{
UserName = profile.Name,
Name = profile.Name,
Realm = profile.Realm,
UUID = profile.UUID
};
var result = await UserManager.CreateAsync(user);
if (!result.Succeeded)
{
throw new AuthenticationException(result.Errors.First().Description);
}
}
token = new OAuthTokenEntity
{
Value = access_token,
UserId = user.Id
};
return(token);
}
public async Task <RedirectResult> AuthorizeCallback(string code, string state)
{
if (string.IsNullOrEmpty(state) || !Memory.TryGetValue(state, out _))
{
// Unrecognized Nonce, go back home
return(BackToHome());
}
// Delete the nonce now, we are done with it
Memory.Remove(state);
// Check if we already recognize this code, if not, build it
var codeEntity = await DBContext.OAuthCodes.FindAsync(code);
if (codeEntity == null)
{
codeEntity = new OAuthCodeEntity
{
Value = code
};
await DBContext.AddAsync(codeEntity);
await DBContext.SaveChangesAsync();
}
var token = string.IsNullOrEmpty(codeEntity.UserId) ? null :
DBContext
.OAuthTokens
.FirstOrDefault(t =>
t.UserId == codeEntity.UserId && (t.Expiry == null || t.Expiry.Value > DateTime.Now)
);
// This user already has a valid access token, lets just use that instead
if (token != null)
{
return(BackToHome(token));
}
// This is a new, unrecognized user, try and fetch an access token
var tokenUri = UriPath.Combine(Config.PathOfExileApi.Route, "/OAuth/Token");
var redirectUri = Url.Action("TokenCallback", "OAuth", null, Request.Scheme);
var queryParams = new Dictionary <string, string>
{
{ "client_id", Config.PathOfExileApi.ClientId },
{ "client_secret", Config.PathOfExileApi.ClientSecret },
{ "code", code },
{ "grant_type", "authorization_code" },
{ "redirect_uri", redirectUri }
};
var tokenQuery = QueryHelpers.AddQueryString(tokenUri, queryParams);
return(Redirect(tokenQuery));
}
public async Task <bool> DeleteFoodMarker(int foodMarkerId)
{
string uri = UriPath.Combine(m_Uri, "FoodMarker");
HttpRequestMessage requestMessage = new HttpRequestMessage(HttpMethod.Delete, UriPath.Combine(uri, foodMarkerId.ToString()));
HttpResponseMessage response = await m_Client.SendAsync(requestMessage);
if (!response.IsSuccessStatusCode)
{
return(false);
}
return(true);
}
public async Task <RestReturnObj <IEnumerable <FoodMarkerImageMeta> > > PostPhotos(int foodMarkerId, List <byte[]> images)
{
string uri = UriPath.Combine(m_Uri, "Photos");
HttpRequestMessage requestMessage = new HttpRequestMessage(HttpMethod.Post, UriPath.Combine(uri, foodMarkerId.ToString()));
MultipartFormDataContent content = new MultipartFormDataContent();
foreach (var image in images)
{
ByteArrayContent byteArrayContent = new ByteArrayContent(image);
byteArrayContent.Headers.Add("Content-Type", "application/octet-stream");
Guid uniqueId = Guid.NewGuid();
content.Add(byteArrayContent, "file", "image" + uniqueId.ToString() + ".png");
}
requestMessage.Content = content;
HttpResponseMessage response = await m_Client.SendAsync(requestMessage);
if (!response.IsSuccessStatusCode)
{
return new RestReturnObj <IEnumerable <FoodMarkerImageMeta> > {
IsSuccess = false
}
}
;
var resContent = response.Content;
var str = await resContent.ReadAsStringAsync();
var ret = JsonConvert.DeserializeObject <IEnumerable <FoodMarkerImageMeta> >(str);
foreach (var meta in ret)
{
meta.ImageUrl = WebUtility.UrlDecode(meta.ImageUrl);
}
return(new RestReturnObj <IEnumerable <FoodMarkerImageMeta> >
{
IsSuccess = response.IsSuccessStatusCode,
Obj = ret
});
}
