2017-04-06 02:06:42 +03:00
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/*
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* nheko Copyright (C) 2017 Konstantinos Sideris <siderisk@auth.gr>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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2017-05-26 21:34:16 +03:00
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#include <QDebug>
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2017-07-29 11:49:00 +03:00
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#include <QJsonArray>
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2017-05-26 21:34:16 +03:00
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#include <QSettings>
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2017-05-07 17:15:38 +03:00
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#include "RoomState.h"
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2017-04-06 02:06:42 +03:00
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2017-05-26 21:34:16 +03:00
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namespace events = matrix::events;
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void RoomState::resolveName()
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2017-04-06 02:06:42 +03:00
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{
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2017-05-26 21:34:16 +03:00
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name_ = "Empty Room";
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userAvatar_.clear();
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if (!name.content().name().isEmpty()) {
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name_ = name.content().name().simplified();
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return;
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}
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if (!canonical_alias.content().alias().isEmpty()) {
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name_ = canonical_alias.content().alias().simplified();
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return;
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}
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// FIXME: Doesn't follow the spec guidelines.
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if (aliases.content().aliases().size() != 0) {
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name_ = aliases.content().aliases()[0].simplified();
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return;
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}
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QSettings settings;
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auto user_id = settings.value("auth/user_id");
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// TODO: Display names should be sorted alphabetically.
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for (const auto membership : memberships) {
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if (membership.stateKey() == user_id)
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continue;
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if (membership.content().membershipState() == events::Membership::Join) {
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userAvatar_ = membership.stateKey();
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if (membership.content().displayName().isEmpty())
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name_ = membership.stateKey();
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else
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name_ = membership.content().displayName();
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break;
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}
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}
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// TODO: pluralization
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if (memberships.size() > 2)
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name_ = QString("%1 and %2 others").arg(name_).arg(memberships.size());
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}
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void RoomState::resolveAvatar()
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{
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if (userAvatar_.isEmpty()) {
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avatar_ = avatar.content().url();
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return;
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}
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if (memberships.contains(userAvatar_)) {
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avatar_ = memberships[userAvatar_].content().avatarUrl();
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} else {
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qWarning() << "Setting room avatar from unknown user id" << userAvatar_;
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}
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}
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// Should be used only after initial sync.
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void RoomState::removeLeaveMemberships()
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{
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for (auto it = memberships.begin(); it != memberships.end();) {
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if (it.value().content().membershipState() == events::Membership::Leave) {
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it = memberships.erase(it);
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} else {
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++it;
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}
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}
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}
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void RoomState::update(const RoomState &state)
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{
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bool needsNameCalculation = false;
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bool needsAvatarCalculation = false;
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if (aliases.eventId() != state.aliases.eventId()) {
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aliases = state.aliases;
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}
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if (avatar.eventId() != state.avatar.eventId()) {
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avatar = state.avatar;
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needsAvatarCalculation = true;
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}
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if (canonical_alias.eventId() != state.canonical_alias.eventId()) {
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canonical_alias = state.canonical_alias;
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needsNameCalculation = true;
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}
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if (create.eventId() != state.create.eventId())
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create = state.create;
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if (history_visibility.eventId() != state.history_visibility.eventId())
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history_visibility = state.history_visibility;
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if (join_rules.eventId() != state.join_rules.eventId())
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join_rules = state.join_rules;
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if (name.eventId() != state.name.eventId()) {
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name = state.name;
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needsNameCalculation = true;
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}
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if (power_levels.eventId() != state.power_levels.eventId())
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power_levels = state.power_levels;
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if (topic.eventId() != state.topic.eventId())
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topic = state.topic;
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for (auto it = state.memberships.constBegin(); it != state.memberships.constEnd(); ++it) {
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auto membershipState = it.value().content().membershipState();
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if (it.key() == userAvatar_) {
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needsNameCalculation = true;
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needsAvatarCalculation = true;
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}
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2017-04-06 02:06:42 +03:00
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2017-05-26 21:34:16 +03:00
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if (membershipState == events::Membership::Leave)
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this->memberships.remove(it.key());
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else
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this->memberships.insert(it.key(), it.value());
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}
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2017-04-06 02:06:42 +03:00
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2017-05-26 21:34:16 +03:00
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if (needsNameCalculation)
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resolveName();
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2017-04-06 02:06:42 +03:00
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2017-05-26 21:34:16 +03:00
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if (needsAvatarCalculation)
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resolveAvatar();
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2017-05-07 17:15:38 +03:00
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}
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2017-07-29 11:49:00 +03:00
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QJsonObject RoomState::serialize() const
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{
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QJsonObject obj;
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if (!aliases.eventId().isEmpty())
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obj["aliases"] = aliases.serialize();
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if (!avatar.eventId().isEmpty())
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obj["avatar"] = avatar.serialize();
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if (!canonical_alias.eventId().isEmpty())
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obj["canonical_alias"] = canonical_alias.serialize();
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if (!create.eventId().isEmpty())
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obj["create"] = create.serialize();
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if (!history_visibility.eventId().isEmpty())
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obj["history_visibility"] = history_visibility.serialize();
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if (!join_rules.eventId().isEmpty())
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obj["join_rules"] = join_rules.serialize();
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if (!name.eventId().isEmpty())
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obj["name"] = name.serialize();
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if (!power_levels.eventId().isEmpty())
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obj["power_levels"] = power_levels.serialize();
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if (!topic.eventId().isEmpty())
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obj["topic"] = topic.serialize();
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return obj;
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}
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void RoomState::parse(const QJsonObject &object)
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{
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// FIXME: Make this less versbose.
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if (object.contains("aliases")) {
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events::StateEvent<events::AliasesEventContent> event;
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try {
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event.deserialize(object["aliases"]);
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aliases = event;
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} catch (const DeserializationException &e) {
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qWarning() << "RoomState::parse - aliases" << e.what();
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}
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}
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if (object.contains("avatar")) {
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events::StateEvent<events::AvatarEventContent> event;
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try {
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event.deserialize(object["avatar"]);
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avatar = event;
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} catch (const DeserializationException &e) {
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qWarning() << "RoomState::parse - avatar" << e.what();
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}
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}
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if (object.contains("canonical_alias")) {
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events::StateEvent<events::CanonicalAliasEventContent> event;
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try {
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event.deserialize(object["canonical_alias"]);
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canonical_alias = event;
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} catch (const DeserializationException &e) {
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qWarning() << "RoomState::parse - canonical_alias" << e.what();
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}
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}
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if (object.contains("create")) {
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events::StateEvent<events::CreateEventContent> event;
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try {
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event.deserialize(object["create"]);
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create = event;
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} catch (const DeserializationException &e) {
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qWarning() << "RoomState::parse - create" << e.what();
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}
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}
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if (object.contains("history_visibility")) {
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events::StateEvent<events::HistoryVisibilityEventContent> event;
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try {
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event.deserialize(object["history_visibility"]);
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history_visibility = event;
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} catch (const DeserializationException &e) {
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qWarning() << "RoomState::parse - history_visibility" << e.what();
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}
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}
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if (object.contains("join_rules")) {
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events::StateEvent<events::JoinRulesEventContent> event;
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try {
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event.deserialize(object["join_rules"]);
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join_rules = event;
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} catch (const DeserializationException &e) {
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qWarning() << "RoomState::parse - join_rules" << e.what();
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}
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}
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if (object.contains("name")) {
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events::StateEvent<events::NameEventContent> event;
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try {
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event.deserialize(object["name"]);
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name = event;
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} catch (const DeserializationException &e) {
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qWarning() << "RoomState::parse - name" << e.what();
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}
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}
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if (object.contains("power_levels")) {
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events::StateEvent<events::PowerLevelsEventContent> event;
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try {
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event.deserialize(object["power_levels"]);
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power_levels = event;
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} catch (const DeserializationException &e) {
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qWarning() << "RoomState::parse - power_levels" << e.what();
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}
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}
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if (object.contains("topic")) {
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events::StateEvent<events::TopicEventContent> event;
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try {
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event.deserialize(object["topic"]);
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topic = event;
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} catch (const DeserializationException &e) {
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qWarning() << "RoomState::parse - topic" << e.what();
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}
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}
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}
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