Spectral/matrix/messageeventmodel.cpp

380 lines
13 KiB
C++

#include "messageeventmodel.h"
#include <QtCore/QDebug>
#include <QtCore/QSettings>
#include <QtQml> // for qmlRegisterType()
#include "events/redactionevent.h"
#include "events/roomavatarevent.h"
#include "events/roommemberevent.h"
#include "events/simplestateevents.h"
#include "connection.h"
#include "settings.h"
#include "user.h"
MessageEventModel::MessageEventModel(QObject* parent)
: QAbstractListModel(parent) {
qmlRegisterType<QMatrixClient::FileTransferInfo>();
qRegisterMetaType<QMatrixClient::FileTransferInfo>();
}
MessageEventModel::~MessageEventModel() {}
void MessageEventModel::setRoom(QMatrixClient::Room* room) {
if (room == m_currentRoom) return;
beginResetModel();
if (m_currentRoom) {
m_currentRoom->disconnect(this);
qDebug() << "Disconnected from" << m_currentRoom->id();
}
m_currentRoom = room;
if (room) {
lastReadEventId = room->readMarkerEventId();
using namespace QMatrixClient;
connect(m_currentRoom, &Room::aboutToAddNewMessages, this,
[=](RoomEventsRange events) {
beginInsertRows(QModelIndex(), 0, int(events.size()) - 1);
});
connect(m_currentRoom, &Room::aboutToAddHistoricalMessages, this,
[=](RoomEventsRange events) {
if (rowCount() > 0) nextNewerRow = rowCount() - 1;
beginInsertRows(QModelIndex(), rowCount(),
rowCount() + int(events.size()) - 1);
});
connect(m_currentRoom, &Room::addedMessages, this, [=] {
if (nextNewerRow > -1) {
const auto idx = index(nextNewerRow);
emit dataChanged(idx, idx);
nextNewerRow = -1;
}
endInsertRows();
});
connect(m_currentRoom, &Room::readMarkerMoved, this, [this] {
refreshEventRoles(
std::exchange(lastReadEventId, m_currentRoom->readMarkerEventId()),
{ReadMarkerRole});
refreshEventRoles(lastReadEventId, {ReadMarkerRole});
});
connect(
m_currentRoom, &Room::replacedEvent, this,
[this](const RoomEvent* newEvent) { refreshEvent(newEvent->id()); });
connect(m_currentRoom, &Room::fileTransferProgress, this,
&MessageEventModel::refreshEvent);
connect(m_currentRoom, &Room::fileTransferCompleted, this,
&MessageEventModel::refreshEvent);
connect(m_currentRoom, &Room::fileTransferFailed, this,
&MessageEventModel::refreshEvent);
connect(m_currentRoom, &Room::fileTransferCancelled, this,
&MessageEventModel::refreshEvent);
qDebug() << "Connected to room" << room->id() << "as"
<< room->localUser()->id();
} else
lastReadEventId.clear();
endResetModel();
emit roomChanged();
}
void MessageEventModel::refreshEvent(const QString& eventId) {
refreshEventRoles(eventId, {});
}
void MessageEventModel::refreshEventRoles(const QString& eventId,
const QVector<int> roles) {
const auto it = m_currentRoom->findInTimeline(eventId);
if (it != m_currentRoom->timelineEdge()) {
const auto row = it - m_currentRoom->messageEvents().rbegin();
emit dataChanged(index(row), index(row), roles);
}
}
inline bool hasValidTimestamp(const QMatrixClient::TimelineItem& ti) {
return ti->timestamp().isValid();
}
QDateTime MessageEventModel::makeMessageTimestamp(
QMatrixClient::Room::rev_iter_t baseIt) const {
const auto& timeline = m_currentRoom->messageEvents();
auto ts = baseIt->event()->timestamp();
if (ts.isValid()) return ts;
// The event is most likely redacted or just invalid.
// Look for the nearest date around and slap zero time to it.
using QMatrixClient::TimelineItem;
auto rit = std::find_if(baseIt, timeline.rend(), hasValidTimestamp);
if (rit != timeline.rend())
return {rit->event()->timestamp().date(), {0, 0}, Qt::LocalTime};
auto it = std::find_if(baseIt.base(), timeline.end(), hasValidTimestamp);
if (it != timeline.end())
return {it->event()->timestamp().date(), {0, 0}, Qt::LocalTime};
// What kind of room is that?..
qCritical() << "No valid timestamps in the room timeline!";
return {};
}
QString MessageEventModel::makeDateString(
QMatrixClient::Room::rev_iter_t baseIt) const {
auto date = makeMessageTimestamp(baseIt).toLocalTime().date();
if (QMatrixClient::SettingsGroup("UI")
.value("banner_human_friendly_date", true)
.toBool()) {
if (date == QDate::currentDate()) return tr("Today");
if (date == QDate::currentDate().addDays(-1)) return tr("Yesterday");
if (date == QDate::currentDate().addDays(-2))
return tr("The day before yesterday");
if (date > QDate::currentDate().addDays(-7)) return date.toString("dddd");
}
return date.toString(Qt::DefaultLocaleShortDate);
}
int MessageEventModel::rowCount(const QModelIndex& parent) const {
if (!m_currentRoom || parent.isValid()) return 0;
return m_currentRoom->timelineSize();
}
QVariant MessageEventModel::data(const QModelIndex& index, int role) const {
if (!m_currentRoom || index.row() < 0 ||
index.row() >= m_currentRoom->timelineSize())
return QVariant();
const auto timelineIt = m_currentRoom->messageEvents().rbegin() + index.row();
const auto& ti = *timelineIt;
using namespace QMatrixClient;
if (role == Qt::DisplayRole) {
if (ti->isRedacted()) {
auto reason = ti->redactedBecause()->reason();
if (reason.isEmpty())
return tr("Redacted");
else
return tr("Redacted: %1").arg(ti->redactedBecause()->reason());
}
if (ti->type() == EventType::RoomMessage) {
using namespace MessageEventContent;
auto* e = ti.viewAs<RoomMessageEvent>();
if (e->hasTextContent() && e->mimeType().name() != "text/plain")
return static_cast<const TextContent*>(e->content())->body;
if (e->hasFileContent()) {
auto fileCaption = e->content()->fileInfo()->originalName;
if (fileCaption.isEmpty())
fileCaption = m_currentRoom->prettyPrint(e->plainBody());
if (fileCaption.isEmpty()) return tr("a file");
}
return m_currentRoom->prettyPrint(e->plainBody());
}
if (ti->type() == EventType::RoomMember) {
auto* e = ti.viewAs<RoomMemberEvent>();
// FIXME: Rewind to the name that was at the time of this event
QString subjectName = m_currentRoom->roomMembername(e->userId());
// The below code assumes senderName output in AuthorRole
switch (e->membership()) {
case MembershipType::Invite:
if (e->repeatsState())
return tr("reinvited %1 to the room").arg(subjectName);
// [[fallthrough]]
case MembershipType::Join: {
if (e->repeatsState()) return tr("joined the room (repeated)");
if (!e->prev_content() ||
e->membership() != e->prev_content()->membership) {
return e->membership() == MembershipType::Invite
? tr("invited %1 to the room").arg(subjectName)
: tr("joined the room");
}
QString text{};
if (e->displayName() != e->prev_content()->displayName) {
if (e->displayName().isEmpty())
text = tr("cleared the display name");
else
text = tr("changed the display name to %1").arg(e->displayName());
}
if (e->avatarUrl() != e->prev_content()->avatarUrl) {
if (!text.isEmpty()) text += " and ";
if (e->avatarUrl().isEmpty())
text += tr("cleared the avatar");
else
text += tr("updated the avatar");
}
return text;
}
case MembershipType::Leave:
if (e->prev_content() &&
e->prev_content()->membership == MembershipType::Ban) {
if (e->senderId() != e->userId())
return tr("unbanned %1").arg(subjectName);
else
return tr("self-unbanned");
}
if (e->senderId() != e->userId())
return tr("has put %1 out of the room").arg(subjectName);
else
return tr("left the room");
case MembershipType::Ban:
if (e->senderId() != e->userId())
return tr("banned %1 from the room").arg(subjectName);
else
return tr("self-banned from the room");
case MembershipType::Knock:
return tr("knocked");
case MembershipType::Undefined:
return tr("made something unknown");
}
}
if (ti->type() == EventType::RoomAliases) {
auto* e = ti.viewAs<RoomAliasesEvent>();
return tr("set aliases to: %1").arg(e->aliases().join(", "));
}
if (ti->type() == EventType::RoomCanonicalAlias) {
auto* e = ti.viewAs<RoomCanonicalAliasEvent>();
if (e->alias().isEmpty())
return tr("cleared the room main alias");
else
return tr("set the room main alias to: %1").arg(e->alias());
}
if (ti->type() == EventType::RoomName) {
auto* e = ti.viewAs<RoomNameEvent>();
if (e->name().isEmpty())
return tr("cleared the room name");
else
return tr("set the room name to: %1").arg(e->name());
}
if (ti->type() == EventType::RoomTopic) {
auto* e = ti.viewAs<RoomTopicEvent>();
if (e->topic().isEmpty())
return tr("cleared the topic");
else
return tr("set the topic to: %1").arg(e->topic());
}
if (ti->type() == EventType::RoomAvatar) {
return tr("changed the room avatar");
}
if (ti->type() == EventType::RoomEncryption) {
return tr("activated End-to-End Encryption");
}
return tr("Unknown Event");
}
if (role == Qt::ToolTipRole) {
return ti->originalJson();
}
if (role == EventTypeRole) {
if (ti->isStateEvent()) return "state";
if (ti->type() == EventType::RoomMessage) {
switch (ti.viewAs<RoomMessageEvent>()->msgtype()) {
case MessageEventType::Emote:
return "emote";
case MessageEventType::Notice:
return "notice";
case MessageEventType::Image:
return "image";
case MessageEventType::File:
case MessageEventType::Audio:
case MessageEventType::Video:
return "file";
default:
return "message";
}
}
return "other";
}
if (role == TimeRole) return makeMessageTimestamp(timelineIt);
if (role == SectionRole)
return makeDateString(timelineIt); // FIXME: move date rendering to QML
if (role == AuthorRole) {
auto userId = ti->senderId();
// FIXME: It shouldn't be User, it should be its state "as of event"
return QVariant::fromValue(m_currentRoom->user(userId));
}
if (role == ContentTypeRole) {
if (ti->type() == EventType::RoomMessage) {
const auto& contentType =
ti.viewAs<RoomMessageEvent>()->mimeType().name();
return contentType == "text/plain" ? "text/html" : contentType;
}
return "text/plain";
}
if (role == ContentRole) {
if (ti->isRedacted()) {
auto reason = ti->redactedBecause()->reason();
if (reason.isEmpty())
return tr("Redacted");
else
return tr("Redacted: %1").arg(ti->redactedBecause()->reason());
}
if (ti->type() == EventType::RoomMessage) {
using namespace MessageEventContent;
auto* e = ti.viewAs<RoomMessageEvent>();
switch (e->msgtype()) {
case MessageEventType::Image:
case MessageEventType::File:
case MessageEventType::Audio:
case MessageEventType::Video:
return QVariant::fromValue(e->content()->originalJson);
default:;
}
}
}
if (role == ReadMarkerRole) return ti->id() == lastReadEventId;
if (role == SpecialMarksRole) {
if (ti->isStateEvent() && ti.viewAs<StateEventBase>()->repeatsState())
return "hidden";
return ti->isRedacted() ? "redacted" : "";
}
if (role == EventIdRole) return ti->id();
if (role == LongOperationRole) {
if (ti->type() == EventType::RoomMessage &&
ti.viewAs<RoomMessageEvent>()->hasFileContent()) {
auto info = m_currentRoom->fileTransferInfo(ti->id());
return QVariant::fromValue(info);
}
}
auto aboveEventIt = timelineIt + 1; // FIXME: shouldn't be here, because #312
if (aboveEventIt != m_currentRoom->timelineEdge()) {
if (role == AboveSectionRole) return makeDateString(aboveEventIt);
if (role == AboveAuthorRole)
return QVariant::fromValue(
m_currentRoom->user((*aboveEventIt)->senderId()));
}
return QVariant();
}
QHash<int, QByteArray> MessageEventModel::roleNames() const {
QHash<int, QByteArray> roles = QAbstractItemModel::roleNames();
roles[EventTypeRole] = "eventType";
roles[EventIdRole] = "eventId";
roles[TimeRole] = "time";
roles[SectionRole] = "section";
roles[AboveSectionRole] = "aboveSection";
roles[AuthorRole] = "author";
roles[AboveAuthorRole] = "aboveAuthor";
roles[ContentRole] = "content";
roles[ContentTypeRole] = "contentType";
roles[HighlightRole] = "highlight";
roles[ReadMarkerRole] = "readMarker";
roles[SpecialMarksRole] = "marks";
roles[LongOperationRole] = "progressInfo";
roles[EventResolvedTypeRole] = "eventResolvedType";
return roles;
}