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nheko/include/MatrixClient.h

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/*
* nheko Copyright (C) 2017 Konstantinos Sideris <siderisk@auth.gr>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <QFileInfo>
#include <QJsonDocument>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QNetworkRequest>
#include <QUrl>
#include <memory>
#include <mtx.hpp>
#include <mtx/errors.hpp>
class DownloadMediaProxy : public QObject
{
Q_OBJECT
signals:
void imageDownloaded(const QPixmap &data);
void fileDownloaded(const QByteArray &data);
void avatarDownloaded(const QImage &img);
};
class StateEventProxy : public QObject
{
Q_OBJECT
signals:
void stateEventSent();
void stateEventError(const QString &msg);
};
Q_DECLARE_METATYPE(mtx::responses::Sync)
/*
* MatrixClient provides the high level API to communicate with
* a Matrix homeserver. All the responses are returned through signals.
*/
class MatrixClient : public QNetworkAccessManager
{
Q_OBJECT
public:
MatrixClient(QObject *parent = 0);
// Client API.
void initialSync() noexcept;
void sync() noexcept;
template<class EventBody, mtx::events::EventType EventT>
std::shared_ptr<StateEventProxy> sendStateEvent(const EventBody &body,
const QString &roomId,
const QString &stateKey = "");
void sendRoomMessage(mtx::events::MessageType ty,
int txnId,
const QString &roomid,
const QString &msg,
const QString &mime,
uint64_t media_size,
const QString &url = "") noexcept;
void login(const QString &username, const QString &password) noexcept;
void registerUser(const QString &username,
const QString &password,
const QString &server,
const QString &session = "") noexcept;
void versions() noexcept;
void fetchRoomAvatar(const QString &roomid, const QUrl &avatar_url);
//! Download user's avatar.
QSharedPointer<DownloadMediaProxy> fetchUserAvatar(const QUrl &avatarUrl);
void fetchCommunityAvatar(const QString &communityId, const QUrl &avatarUrl);
void fetchCommunityProfile(const QString &communityId);
void fetchCommunityRooms(const QString &communityId);
QSharedPointer<DownloadMediaProxy> downloadImage(const QUrl &url);
QSharedPointer<DownloadMediaProxy> downloadFile(const QUrl &url);
void messages(const QString &room_id, const QString &from_token, int limit = 30) noexcept;
void uploadImage(const QString &roomid,
const QString &filename,
const QSharedPointer<QIODevice> data);
void uploadFile(const QString &roomid,
const QString &filename,
const QSharedPointer<QIODevice> data);
void uploadAudio(const QString &roomid,
const QString &filename,
const QSharedPointer<QIODevice> data);
void uploadVideo(const QString &roomid,
const QString &filename,
const QSharedPointer<QIODevice> data);
void uploadFilter(const QString &filter) noexcept;
void joinRoom(const QString &roomIdOrAlias);
void leaveRoom(const QString &roomId);
void sendTypingNotification(const QString &roomid, int timeoutInMillis = 20000);
void removeTypingNotification(const QString &roomid);
void readEvent(const QString &room_id, const QString &event_id);
void redactEvent(const QString &room_id, const QString &event_id);
void inviteUser(const QString &room_id, const QString &user);
void createRoom(const mtx::requests::CreateRoom &request);
void getNotifications() noexcept;
QUrl getHomeServer() { return server_; };
int transactionId() { return txn_id_; };
int incrementTransactionId() { return ++txn_id_; };
void reset() noexcept;
public slots:
void getOwnProfile() noexcept;
void getOwnCommunities() noexcept;
void logout() noexcept;
void setServer(const QString &server)
{
server_ = QUrl(QString("%1://%2").arg(serverProtocol_).arg(server));
};
void setAccessToken(const QString &token) { token_ = token; };
void setNextBatchToken(const QString &next_batch) { next_batch_ = next_batch; };
signals:
void loginError(const QString &error);
void registerError(const QString &error);
void registrationFlow(const QString &user,
const QString &pass,
const QString &server,
const QString &session);
void versionError(const QString &error);
void loggedOut();
void invitedUser(const QString &room_id, const QString &user);
void roomCreated(const QString &room_id);
void loginSuccess(const QString &userid, const QString &homeserver, const QString &token);
void registerSuccess(const QString &userid,
const QString &homeserver,
const QString &token);
void versionSuccess();
void uploadFailed(int statusCode, const QString &msg);
void imageUploaded(const QString &roomid,
const QString &filename,
const QString &url,
const QString &mime,
uint64_t size);
void fileUploaded(const QString &roomid,
const QString &filename,
const QString &url,
const QString &mime,
uint64_t size);
void audioUploaded(const QString &roomid,
const QString &filename,
const QString &url,
const QString &mime,
uint64_t size);
void videoUploaded(const QString &roomid,
const QString &filename,
const QString &url,
const QString &mime,
uint64_t size);
void roomAvatarRetrieved(const QString &roomid,
const QPixmap &img,
const QString &url,
const QByteArray &data);
void userAvatarRetrieved(const QString &userId, const QImage &img);
void communityAvatarRetrieved(const QString &communityId, const QPixmap &img);
void communityProfileRetrieved(const QString &communityId, const QJsonObject &profile);
void communityRoomsRetrieved(const QString &communityId, const QJsonObject &rooms);
// Returned profile data for the user's account.
void getOwnProfileResponse(const QUrl &avatar_url, const QString &display_name);
void getOwnCommunitiesResponse(const QList<QString> &own_communities);
void initialSyncCompleted(const mtx::responses::Sync &response);
void initialSyncFailed(int status_code = -1);
void syncCompleted(const mtx::responses::Sync &response);
void syncFailed(const QString &msg);
void joinFailed(const QString &msg);
void messageSent(const QString &event_id, const QString &roomid, int txn_id);
void messageSendFailed(const QString &roomid, int txn_id);
void emoteSent(const QString &event_id, const QString &roomid, int txn_id);
void messagesRetrieved(const QString &room_id, const mtx::responses::Messages &msgs);
void joinedRoom(const QString &room_id);
void leftRoom(const QString &room_id);
void roomCreationFailed(const QString &msg);
void redactionFailed(const QString &error);
void redactionCompleted(const QString &room_id, const QString &event_id);
void invalidToken();
void syncError(const QString &error);
void notificationsRetrieved(const mtx::responses::Notifications &notifications);
private:
QNetworkReply *makeUploadRequest(QSharedPointer<QIODevice> iodev);
QJsonObject getUploadReply(QNetworkReply *reply);
void setupAuth(QNetworkRequest &req)
{
req.setRawHeader("Authorization", QString("Bearer %1").arg(token_).toLocal8Bit());
}
// Client API prefix.
QString clientApiUrl_;
// Media API prefix.
QString mediaApiUrl_;
// The Matrix server used for communication.
QUrl server_;
// The access token used for authentication.
QString token_;
// Increasing transaction ID.
int txn_id_;
//! Token to be used for the next sync.
QString next_batch_;
//! http or https (default).
QString serverProtocol_;
//! Filter to be send as filter-param for (initial) /sync requests.
QString filter_;
};
namespace http {
//! Initialize the http module
void
init();
//! Retrieve the client instance.
MatrixClient *
client();
}
template<class EventBody, mtx::events::EventType EventT>
std::shared_ptr<StateEventProxy>
MatrixClient::sendStateEvent(const EventBody &body, const QString &roomId, const QString &stateKey)
{
QUrl endpoint(server_);
endpoint.setPath(clientApiUrl_ + QString("/rooms/%1/state/%2/%3")
.arg(roomId)
.arg(QString::fromStdString(to_string(EventT)))
.arg(stateKey));
QNetworkRequest request(QString(endpoint.toEncoded()));
request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
setupAuth(request);
auto proxy = std::shared_ptr<StateEventProxy>(new StateEventProxy,
[](StateEventProxy *p) { p->deleteLater(); });
auto serializedBody = nlohmann::json(body).dump();
auto reply = put(request, QByteArray(serializedBody.data(), serializedBody.size()));
connect(reply, &QNetworkReply::finished, this, [reply, proxy]() {
reply->deleteLater();
int status = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
auto data = reply->readAll();
if (status == 0 || status >= 400) {
try {
mtx::errors::Error res = nlohmann::json::parse(data);
emit proxy->stateEventError(QString::fromStdString(res.error));
} catch (const std::exception &e) {
emit proxy->stateEventError(QString::fromStdString(e.what()));
}
return;
}
try {
mtx::responses::EventId res = nlohmann::json::parse(data);
emit proxy->stateEventSent();
} catch (const std::exception &e) {
emit proxy->stateEventError(QString::fromStdString(e.what()));
}
});
return proxy;
}