4371c3f7e5
`room()->decryptMessage()` returns null if the message fails to decode. Since elements of `m_pinnedEvents`
get directly dereferenced in getEventForIndex, storing null values leads to a segfault.
In this case we should retain the EncryptedEvent to let the UI report the error.
(cherry picked from commit b684fb451d)
73 lines
2.0 KiB
C++
73 lines
2.0 KiB
C++
// SPDX-FileCopyrightText: 2025 Joshua Goins <josh@redstrate.com>
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// SPDX-License-Identifier: LGPL-2.0-or-later
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#include "pinnedmessagemodel.h"
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#include "enums/delegatetype.h"
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#include "eventhandler.h"
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#include "neochatroom.h"
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#include <QGuiApplication>
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#include <KLocalizedString>
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using namespace Quotient;
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PinnedMessageModel::PinnedMessageModel(QObject *parent)
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: MessageModel(parent)
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{
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connect(this, &MessageModel::roomChanged, this, &PinnedMessageModel::fill);
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}
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bool PinnedMessageModel::loading() const
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{
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return m_loading;
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}
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int PinnedMessageModel::rowCount(const QModelIndex &parent) const
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{
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Q_UNUSED(parent)
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return m_pinnedEvents.size();
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}
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std::optional<std::reference_wrapper<const Quotient::RoomEvent>> PinnedMessageModel::getEventForIndex(const QModelIndex index) const
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{
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if (static_cast<size_t>(index.row()) >= m_pinnedEvents.size() || index.row() < 0) {
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return std::nullopt;
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}
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return std::reference_wrapper{*m_pinnedEvents[index.row()].get()};
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}
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void PinnedMessageModel::setLoading(bool loading)
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{
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m_loading = loading;
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Q_EMIT loadingChanged();
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}
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void PinnedMessageModel::fill()
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{
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if (!m_room) {
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return;
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}
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const auto events = m_room->pinnedEventIds();
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for (const auto &event : std::as_const(events)) {
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m_room->connection()->callApi<GetOneRoomEventJob>(m_room->id(), event).then([this](const auto &job) {
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beginInsertRows({}, m_pinnedEvents.size(), m_pinnedEvents.size());
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auto ev = fromJson<event_ptr_tt<RoomEvent>>(job->jsonData());
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if (auto encEv = eventCast<EncryptedEvent>(ev.get())) {
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auto decryptedEvent = room()->decryptMessage(*encEv);
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if (decryptedEvent) {
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ev = std::move(decryptedEvent);
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}
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}
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m_pinnedEvents.push_back(std::move(ev));
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Q_EMIT newEventAdded(m_pinnedEvents.back().get());
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endInsertRows();
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});
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}
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}
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#include "moc_pinnedmessagemodel.cpp"
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