File indexing completed on 2024-04-28 08:52:01

 // SPDX-FileCopyrightText: 2021 Carl Schwan <carlschwan@kde.org>
 // SPDX-FileCopyrightText: 2021 Alexey Rusakov <TODO>
 // SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
 
 #include "roommanager.h"
 
 #include "chatbarcache.h"
 #include "enums/delegatetype.h"
 #include "models/timelinemodel.h"
 #include "neochatconfig.h"
 #include "neochatconnection.h"
 #include "neochatroom.h"
 
 #include <KLocalizedString>
 #include <QDesktopServices>
 #include <QQuickTextDocument>
 #include <QStandardPaths>
 
 #include <Quotient/csapi/joining.h>
 #include <Quotient/csapi/knocking.h>
 #include <Quotient/qt_connection_util.h>
 #include <Quotient/user.h>
 
 #ifndef Q_OS_ANDROID
 #include <KIO/OpenUrlJob>
 #endif
 
 RoomManager::RoomManager(QObject *parent)
     : QObject(parent)
     , m_currentRoom(nullptr)
     , m_lastCurrentRoom(nullptr)
     , m_config(KSharedConfig::openStateConfig())
     , m_timelineModel(new TimelineModel(this))
     , m_messageFilterModel(new MessageFilterModel(this, m_timelineModel))
     , m_mediaMessageFilterModel(new MediaMessageFilterModel(this, m_messageFilterModel))
 {
     m_lastRoomConfig = m_config->group(QStringLiteral("LastOpenRoom"));
 
     connect(this, &RoomManager::currentRoomChanged, this, [this]() {
         m_timelineModel->setRoom(m_currentRoom);
     });
 }
 
 RoomManager::~RoomManager()
 {
 }
 
 RoomManager &RoomManager::instance()
 {
     static RoomManager _instance;
     return _instance;
 }
 
 NeoChatRoom *RoomManager::currentRoom() const
 {
     return m_currentRoom;
 }
 
 TimelineModel *RoomManager::timelineModel() const
 {
     return m_timelineModel;
 }
 
 MessageFilterModel *RoomManager::messageFilterModel() const
 {
     return m_messageFilterModel;
 }
 
 MediaMessageFilterModel *RoomManager::mediaMessageFilterModel() const
 {
     return m_mediaMessageFilterModel;
 }
 
 UriResolveResult RoomManager::resolveResource(const Uri &uri)
 {
     return UriResolverBase::visitResource(m_connection, uri);
 }
 
 void RoomManager::resolveResource(const QString &idOrUri, const QString &action)
 {
     Uri uri{idOrUri};
     if (!uri.isValid()) {
         Q_EMIT warning(i18n("Malformed or empty Matrix id"), i18n("%1 is not a correct Matrix identifier", idOrUri));
         return;
     }
 
     if (uri.type() != Uri::NonMatrix) {
         if (!m_connection) {
             return;
         }
         if (!action.isEmpty()) {
             uri.setAction(action);
         }
         // TODO we should allow the user to select a connection.
     }
 
     const auto result = visitResource(m_connection, uri);
     if (result == Quotient::CouldNotResolve) {
         Q_EMIT warning(i18n("Room not found"), i18n("There's no room %1 in the room list. Check the spelling and the account.", idOrUri));
     } else { // Invalid cases should have been eliminated earlier
         Q_ASSERT(result == Quotient::UriResolved);
 
         if (uri.type() == Uri::RoomAlias || uri.type() == Uri::RoomId) {
             connectSingleShot(m_connection, &Connection::newRoom, this, [this, uri](Room *room) {
                 enterRoom(dynamic_cast<NeoChatRoom *>(room));
             });
         }
     }
 }
 
 void RoomManager::maximizeMedia(int index)
 {
     if (index < -1 || index > m_mediaMessageFilterModel->rowCount()) {
         return;
     }
     Q_EMIT showMaximizedMedia(index);
 }
 
 void RoomManager::requestFullScreenClose()
 {
     Q_EMIT closeFullScreen();
 }
 
 void RoomManager::viewEventSource(const QString &eventId)
 {
     Q_EMIT showEventSource(eventId);
 }
 
 void RoomManager::viewEventMenu(const QString &eventId,
                                 const QVariantMap &author,
                                 DelegateType::Type delegateType,
                                 const QString &plainText,
                                 const QString &htmlText,
                                 const QString &selectedText,
                                 const QString &mimeType,
                                 const FileTransferInfo &progressInfo)
 {
     if (delegateType == DelegateType::Image || delegateType == DelegateType::Video || delegateType == DelegateType::Audio
         || delegateType == DelegateType::File) {
         Q_EMIT showFileMenu(eventId, author, delegateType, plainText, mimeType, progressInfo);
         return;
     }
 
     Q_EMIT showMessageMenu(eventId, author, delegateType, plainText, htmlText, selectedText);
 }
 
 bool RoomManager::hasOpenRoom() const
 {
     return m_currentRoom != nullptr;
 }
 
 void RoomManager::setUrlArgument(const QString &arg)
 {
     m_arg = arg;
 }
 
 void RoomManager::loadInitialRoom()
 {
     Q_ASSERT(m_connection);
 
     if (!m_arg.isEmpty()) {
         resolveResource(m_arg);
     }
 
     if (m_currentRoom) {
         // we opened a room with the arg parsing already
         return;
     }
 
     openRoomForActiveConnection();
 
     connect(this, &RoomManager::connectionChanged, this, &RoomManager::openRoomForActiveConnection);
 }
 
 void RoomManager::openRoomForActiveConnection()
 {
     if (!m_connection) {
         return;
     }
     // Read from last open room
     QString roomId = m_lastRoomConfig.readEntry(m_connection->userId(), QString());
 
     // TODO remove legacy check at some point.
     if (roomId.isEmpty()) {
         roomId = NeoChatConfig::self()->openRoom();
     }
 
     if (!roomId.isEmpty()) {
         // Here we can cast because the controller has been configured to
         // return NeoChatRoom instead of simple Quotient::Room
         const auto room = qobject_cast<NeoChatRoom *>(m_connection->room(roomId));
 
         if (room) {
             if (room->isSpace()) {
                 enterSpaceHome(room);
             } else {
                 enterRoom(room);
             }
         }
     }
 }
 
 void RoomManager::enterRoom(NeoChatRoom *room)
 {
     if (m_currentRoom && !m_currentRoom->editCache()->editId().isEmpty()) {
         m_currentRoom->editCache()->setEditId({});
     }
     if (m_currentRoom && m_chatDocumentHandler) {
         // We're doing these things here because it is critical that they are switched at the same time
         if (m_chatDocumentHandler->document()) {
             m_currentRoom->mainCache()->setSavedText(m_chatDocumentHandler->document()->textDocument()->toPlainText());
             m_chatDocumentHandler->setRoom(room);
             m_chatDocumentHandler->document()->textDocument()->setPlainText(room->mainCache()->savedText());
             room->mainCache()->setText(room->mainCache()->savedText());
         } else {
             m_chatDocumentHandler->setRoom(room);
         }
     }
     m_lastCurrentRoom = std::exchange(m_currentRoom, room);
     Q_EMIT currentRoomChanged();
 
     if (!m_lastCurrentRoom) {
         Q_EMIT pushRoom(room, QString());
     } else {
         Q_EMIT replaceRoom(m_currentRoom, QString());
     }
 
     if (room && room->timelineSize() == 0) {
         room->getPreviousContent(20);
     }
 
     // Save last open room
     m_lastRoomConfig.writeEntry(m_connection->userId(), room->id());
 }
 
 void RoomManager::openWindow(NeoChatRoom *room)
 {
     // forward the call to QML
     Q_EMIT openRoomInNewWindow(room);
 }
 
 void RoomManager::enterSpaceHome(NeoChatRoom *spaceRoom)
 {
     if (!spaceRoom->isSpace()) {
         return;
     }
     // If replacing a normal room message timeline make sure any edit is cancelled.
     if (m_currentRoom && !m_currentRoom->editCache()->editId().isEmpty()) {
         m_currentRoom->editCache()->setEditId({});
     }
     // Save the chatbar text for the current room if any before switching
     if (m_currentRoom && m_chatDocumentHandler) {
         if (m_chatDocumentHandler->document()) {
             m_currentRoom->mainCache()->setSavedText(m_chatDocumentHandler->document()->textDocument()->toPlainText());
         }
     }
     m_lastCurrentRoom = std::exchange(m_currentRoom, spaceRoom);
     Q_EMIT currentRoomChanged();
 
     if (!m_lastCurrentRoom) {
         Q_EMIT pushSpaceHome(spaceRoom);
     } else {
         Q_EMIT replaceSpaceHome(m_currentRoom);
     }
 
     // Save last open room
     m_lastRoomConfig.writeEntry(m_connection->userId(), spaceRoom->id());
 }
 
 UriResolveResult RoomManager::visitUser(User *user, const QString &action)
 {
     if (action == "mention"_ls || action.isEmpty()) {
         // send it has QVariantMap because the properties in the
         user->load();
         Q_EMIT showUserDetail(user);
     } else if (action == "_interactive"_ls) {
         user->requestDirectChat();
     } else if (action == "chat"_ls) {
         user->load();
         Q_EMIT askDirectChatConfirmation(user);
     } else {
         return Quotient::IncorrectAction;
     }
 
     return Quotient::UriResolved;
 }
 
 void RoomManager::visitRoom(Room *room, const QString &eventId)
 {
     auto neoChatRoom = qobject_cast<NeoChatRoom *>(room);
     Q_ASSERT(neoChatRoom != nullptr);
 
     if (m_currentRoom) {
         if (m_currentRoom->id() == room->id()) {
             Q_EMIT goToEvent(eventId);
         } else {
             m_lastCurrentRoom = std::exchange(m_currentRoom, neoChatRoom);
             Q_EMIT currentRoomChanged();
             Q_EMIT replaceRoom(neoChatRoom, eventId);
         }
     } else {
         m_lastCurrentRoom = std::exchange(m_currentRoom, neoChatRoom);
         Q_EMIT currentRoomChanged();
         Q_EMIT pushRoom(neoChatRoom, eventId);
     }
 }
 
 void RoomManager::joinRoom(Quotient::Connection *account, const QString &roomAliasOrId, const QStringList &viaServers)
 {
     auto job = account->joinRoom(roomAliasOrId, viaServers);
     connectSingleShot(job, &Quotient::BaseJob::finished, this, [this, account](Quotient::BaseJob *finish) {
         if (finish->status() == Quotient::BaseJob::Success) {
             connectSingleShot(account, &Quotient::Connection::newRoom, this, [this](Quotient::Room *room) {
                 enterRoom(dynamic_cast<NeoChatRoom *>(room));
             });
         } else {
             Q_EMIT warning(i18n("Failed to join room"), finish->errorString());
         }
     });
 }
 
 void RoomManager::knockRoom(Quotient::Connection *account, const QString &roomAliasOrId, const QString &reason, const QStringList &viaServers)
 {
     auto *const job = account->callApi<KnockRoomJob>(roomAliasOrId, viaServers, reason);
     // Upon completion, ensure a room object is created in case it hasn't come
     // with a sync yet. If the room object is not there, provideRoom() will
     // create it in Join state. finished() is used here instead of success()
     // to overtake clients that may add their own slots to finished().
     connectSingleShot(job, &BaseJob::finished, this, [this, job, account] {
         if (job->status() == Quotient::BaseJob::Success) {
             connectSingleShot(account, &Quotient::Connection::newRoom, this, [this](Quotient::Room *room) {
                 Q_EMIT currentRoom()->showMessage(NeoChatRoom::Info, i18n("You requested to join '%1'", room->name()));
             });
         } else {
             Q_EMIT warning(i18n("Failed to request joining room"), job->errorString());
         }
     });
 }
 
 bool RoomManager::visitNonMatrix(const QUrl &url)
 {
 #ifdef Q_OS_ANDROID
     if (!QDesktopServices::openUrl(url)) {
         Q_EMIT warning(i18n("No application for the link"), i18n("Your operating system could not find an application for the link."));
     }
 #else
     auto *job = new KIO::OpenUrlJob(url);
     connect(job, &KJob::finished, this, [this](KJob *job) {
         if (job->error()) {
             Q_EMIT warning(i18n("Could not open URL"), job->errorString());
         }
     });
     job->start();
 #endif
     return true;
 }
 
 void RoomManager::reset()
 {
     m_arg = QString();
     m_currentRoom = nullptr;
     m_lastCurrentRoom = nullptr;
     Q_EMIT currentRoomChanged();
 }
 
 void RoomManager::leaveRoom(NeoChatRoom *room)
 {
     if (!room) {
         return;
     }
     if (m_lastCurrentRoom && room->id() == m_lastCurrentRoom->id()) {
         m_lastCurrentRoom = nullptr;
     }
     if (m_currentRoom && m_currentRoom->id() == room->id()) {
         m_currentRoom = m_lastCurrentRoom;
         m_lastCurrentRoom = nullptr;
         Q_EMIT currentRoomChanged();
     }
 
     room->forget();
 }
 
 ChatDocumentHandler *RoomManager::chatDocumentHandler() const
 {
     return m_chatDocumentHandler;
 }
 
 void RoomManager::setChatDocumentHandler(ChatDocumentHandler *handler)
 {
     m_chatDocumentHandler = handler;
     m_chatDocumentHandler->setRoom(m_currentRoom);
     Q_EMIT chatDocumentHandlerChanged();
 }
 
 NeoChatConnection *RoomManager::connection() const
 {
     return m_connection;
 }
 
 void RoomManager::setConnection(NeoChatConnection *connection)
 {
     if (m_connection == connection) {
         return;
     }
     m_connection = connection;
     Q_EMIT connectionChanged();
 }
 
 #include "moc_roommanager.cpp"