private async Task <bool> UploadFilters()
{
var filterJObject = new JObject
{
["room"] = new JObject
{
["state"] = new JObject
{
["not_types"] = new JArray("*")
},
["timeline"] = new JObject
{
["limit"] = _messageLimit,
["types"] = new JArray("m.room.message")
},
["ephemeral"] = new JObject
{
["not_types"] = new JArray("*")
}
},
["presence"] = new JObject
{
["not_types"] = new JArray("*")
},
["event_format"] = "client",
["event_fields"] = new JArray("content", "sender")
};
string filterUrl = $"/_matrix/client/r0/user/{HttpUtility.UrlEncode(UserId)}/filter";
HttpResponseMessage filterResponse =
await _backendHttpClient.Post(filterUrl, true, filterJObject);
try
{
filterResponse.EnsureSuccessStatusCode();
}
catch (Exception ex)
{
if (ex is HttpRequestException || ex is NullReferenceException)
{
return(false);
}
throw;
}
string filterResponseContent = await filterResponse.Content.ReadAsStringAsync();
JObject filterJObjectParsed = JObject.Parse(filterResponseContent);
FilterId = (string)filterJObjectParsed["filter_id"];
return(true);
}
private async Task <bool> SendMessageRequest(JObject jsonContent)
{
if (RoomId == null && RoomAlias == null)
{
throw new NullReferenceException("Both RoomId and RoomAlias are null");
}
if (string.IsNullOrWhiteSpace(RoomId))
{
HttpResponseMessage getRoomIdResponse = await _backendHttpClient.Get($"/_matrix/client/r0/directory/room/{HttpUtility.UrlEncode(RoomAlias)}", false);
try
{
getRoomIdResponse.EnsureSuccessStatusCode();
}
catch (Exception ex)
{
if (ex is HttpRequestException || ex is NullReferenceException)
{
Console.WriteLine("Failed to get room ID from room alias");
return(false);
}
throw;
}
string getRoomIdResponseContent = await getRoomIdResponse.Content.ReadAsStringAsync();
JObject roomIdJObject = JObject.Parse(getRoomIdResponseContent);
RoomId = (string)roomIdJObject["room_id"];
}
HttpResponseMessage sendResponse = await _backendHttpClient.Post(
$"/_matrix/client/r0/rooms/{HttpUtility.UrlEncode(RoomId)}/send/m.room.message", true, jsonContent);
try
{
sendResponse.EnsureSuccessStatusCode();
return(true);
}
catch (Exception ex)
{
if (ex is HttpRequestException || ex is NullReferenceException)
{
return(false);
}
throw;
}
}
/// <summary>
/// Login to a Matrix account
/// </summary>
/// <param name="host">Homeserver the account uses</param>
/// <param name="credentials">MatrixCredentials object that contains login info</param>
/// <returns>Bool based on success or failure</returns>
public async Task <bool> Login(string host, MatrixCredentials credentials)
{
_backendHttpClient = new MatrixHttp(host);
JObject loginJObject = JObject.FromObject(credentials);
HttpResponseMessage loginResponse = await _backendHttpClient.Post("/_matrix/client/r0/login", false, loginJObject);
string loginResponseContent = string.Empty;
try
{
loginResponseContent = await loginResponse.Content.ReadAsStringAsync();
loginResponse.EnsureSuccessStatusCode();
}
catch (HttpRequestException)
{
JObject error = JObject.Parse(loginResponseContent);
switch (loginResponse.StatusCode)
{
case HttpStatusCode.BadRequest:
throw new MatrixRequestException($"{error["errcode"]} - {error["error"]}. Bad login request");
case HttpStatusCode.Forbidden:
throw new MatrixRequestException($"{error["error"]}. Login credentials were incorrect");
case HttpStatusCode.TooManyRequests:
var rateLimit = (int)error["retry_after_ms"];
Console.WriteLine($"You're being rate-limited, waiting {rateLimit}ms");
await Task.Delay(rateLimit);
return(false);
default:
throw new MatrixRequestException(
$"{error["errcode"] ?? ""} - {error["error"] ?? ""}. Unknown error occured, error code {loginResponse.StatusCode.ToString()}");
}
}
catch (NullReferenceException)
{
Console.WriteLine("Unknown error occurred in request");
return(false);
}
JObject loginResponseJObject = JObject.Parse(loginResponseContent);
AccessToken = (string)loginResponseJObject["access_token"];
DeviceId = (string)loginResponseJObject["device_id"];
HomeServer = (string)loginResponseJObject["home_server"];
UserId = (string)loginResponseJObject["user_id"];
_backendHttpClient.SetAccessToken(AccessToken);
bool filtersResult = await UploadFilters();
if (!filtersResult)
{
Console.WriteLine("Failed to upload filters");
}
return(true);
}
