601 lines
25 KiB
C++
601 lines
25 KiB
C++
/*
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* Squawk messenger.
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* Copyright (C) 2019 Yury Gubich <blue@macaw.me>
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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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#include "messagehandler.h"
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#include "core/account.h"
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Core::MessageHandler::MessageHandler(Core::Account* account):
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QObject(),
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acc(account),
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pendingStateMessages(),
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uploadingSlotsQueue()
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{}
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void Core::MessageHandler::onMessageReceived(const QXmppMessage& msg) {
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#if (QXMPP_VERSION) >= QT_VERSION_CHECK(1, 5, 0)
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#ifdef WITH_OMEMO
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switch (msg.encryptionMethod()) {
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case QXmpp::NoEncryption:
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break; //just do nothing
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case QXmpp::UnknownEncryption:
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qDebug() << "Account" << acc->getName() << "received a message with unknown encryption type";
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break; //let it go the way it is, there is nothing I can do here
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case QXmpp::Otr:
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qDebug() << "Account" << acc->getName() << "received an OTR encrypted message, not supported yet";
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break; //let it go the way it is, there is nothing I can do yet
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case QXmpp::LegacyOpenPgp:
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qDebug() << "Account" << acc->getName() << "received an LegacyOpenPgp encrypted message, not supported yet";
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break; //let it go the way it is, there is nothing I can do yet
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case QXmpp::Ox:
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qDebug() << "Account" << acc->getName() << "received an Ox encrypted message, not supported yet";
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break; //let it go the way it is, there is nothing I can do yet
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case QXmpp::Omemo0:
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qDebug() << "Account" << acc->getName() << "received an Omemo0 encrypted message, not supported yet";
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break; //let it go the way it is, there is nothing I can do yet
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case QXmpp::Omemo1:
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qDebug() << "Account" << acc->getName() << "received an Omemo1 encrypted message, not supported yet";
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break; //let it go the way it is, there is nothing I can do yet
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case QXmpp::Omemo2:
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qDebug() << "Account" << acc->getName() << "received an Omemo2 encrypted message, not supported yet";
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break; //let it go the way it is, there is nothing I can do yet
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}
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#endif
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#endif
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bool handled = false;
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switch (msg.type()) {
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case QXmppMessage::Normal:
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qDebug() << "received a message with type \"Normal\", not sure what to do with it now, skipping";
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break;
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case QXmppMessage::Chat:
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#if (QXMPP_VERSION) >= QT_VERSION_CHECK(1, 5, 0)
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handled = handleChatMessage(msg, false, msg.isCarbonForwarded(), true);
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#else
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handled = handleChatMessage(msg);
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#endif
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break;
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case QXmppMessage::GroupChat:
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handled = handleGroupMessage(msg);
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break;
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case QXmppMessage::Error: {
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std::tuple<bool, QString, QString> ids = getOriginalPendingMessageId(msg.id());
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if (std::get<0>(ids)) {
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QString id = std::get<1>(ids);
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QString jid = std::get<2>(ids);
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RosterItem* cnt = acc->rh->getRosterItem(jid);
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QMap<QString, QVariant> cData = {
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{"state", static_cast<uint>(Shared::Message::State::error)},
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{"errorText", msg.error().text()}
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};
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if (cnt != nullptr)
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cnt->changeMessage(id, cData);
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emit acc->changeMessage(jid, id, cData);
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handled = true;
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} else {
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qDebug() << "received a message with type \"Error\", not sure what to do with it now, skipping";
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}
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}
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break;
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case QXmppMessage::Headline:
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qDebug() << "received a message with type \"Headline\", not sure what to do with it now, skipping";
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break;
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}
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if (!handled)
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logMessage(msg);
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}
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bool Core::MessageHandler::handleChatMessage(const QXmppMessage& msg, bool outgoing, bool forwarded, bool guessing) {
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if (msg.body().size() != 0 || msg.outOfBandUrl().size() > 0) {
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Shared::Message sMsg(Shared::Message::chat);
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initializeMessage(sMsg, msg, outgoing, forwarded, guessing);
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QString jid = sMsg.getPenPalJid();
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Contact* cnt = acc->rh->getContact(jid);
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if (cnt == 0) {
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cnt = acc->rh->addOutOfRosterContact(jid);
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qDebug() << "appending message" << sMsg.getId() << "to an out of roster contact";
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}
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if (sMsg.getOutgoing()) {
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if (sMsg.getForwarded()) {
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sMsg.setState(Shared::Message::State::sent);
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}
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} else {
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sMsg.setState(Shared::Message::State::delivered);
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}
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QString oId = msg.replaceId();
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if (oId.size() > 0) {
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QMap<QString, QVariant> cData = {
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{"body", sMsg.getBody()},
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{"stamp", sMsg.getTime()}
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};
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cnt->correctMessageInArchive(oId, sMsg);
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emit acc->changeMessage(jid, oId, cData);
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} else {
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cnt->appendMessageToArchive(sMsg);
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emit acc->message(sMsg);
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}
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return true;
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}
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return false;
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}
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bool Core::MessageHandler::handleGroupMessage(const QXmppMessage& msg, bool outgoing, bool forwarded, bool guessing) {
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const QString& body(msg.body());
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if (body.size() != 0) {
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Shared::Message sMsg(Shared::Message::groupChat);
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initializeMessage(sMsg, msg, outgoing, forwarded, guessing);
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QString jid = sMsg.getPenPalJid();
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Conference* cnt = acc->rh->getConference(jid);
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if (cnt == 0) {
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return false;
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}
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std::tuple<bool, QString, QString> ids = getOriginalPendingMessageId(msg.id());
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if (std::get<0>(ids)) {
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QMap<QString, QVariant> cData = {{"state", static_cast<uint>(Shared::Message::State::delivered)}};
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cnt->changeMessage(std::get<1>(ids), cData);
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emit acc->changeMessage(std::get<2>(ids), std::get<1>(ids), cData);
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} else {
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QString oId = msg.replaceId();
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if (oId.size() > 0) {
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QMap<QString, QVariant> cData = {
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{"body", sMsg.getBody()},
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{"stamp", sMsg.getTime()}
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};
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cnt->correctMessageInArchive(oId, sMsg);
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emit acc->changeMessage(jid, oId, cData);
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} else {
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cnt->appendMessageToArchive(sMsg);
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QDateTime minAgo = QDateTime::currentDateTimeUtc().addSecs(-60);
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if (sMsg.getTime() > minAgo) { //otherwise it's considered a delayed delivery, most probably MUC history receipt
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emit acc->message(sMsg);
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} else {
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//qDebug() << "Delayed delivery: ";
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}
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}
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}
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return true;
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}
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return false;
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}
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void Core::MessageHandler::initializeMessage(Shared::Message& target, const QXmppMessage& source, bool outgoing, bool forwarded, bool guessing) const {
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const QDateTime& time(source.stamp());
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QString id;
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#if (QXMPP_VERSION) >= QT_VERSION_CHECK(1, 3, 0)
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id = source.originId();
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if (id.size() == 0) {
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id = source.id();
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}
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target.setStanzaId(source.stanzaId());
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qDebug() << "initializing message with originId:" << source.originId() << ", id:" << source.id() << ", stansaId:" << source.stanzaId();
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#else
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id = source.id();
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#endif
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target.setId(id);
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QString messageId = target.getId();
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if (messageId.size() == 0) {
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target.generateRandomId(); //TODO out of desperation, I need at least a random ID
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messageId = target.getId();
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qDebug() << "Had do initialize a message with no id, assigning autogenerated" << messageId;
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}
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target.setFrom(source.from());
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target.setTo(source.to());
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target.setBody(source.body());
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target.setForwarded(forwarded);
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if (guessing) {
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if (target.getFromJid() == acc->getBareJid()) {
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outgoing = true;
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} else {
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outgoing = false;
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}
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}
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target.setOutgoing(outgoing);
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if (time.isValid()) {
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target.setTime(time);
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} else {
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target.setCurrentTime();
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}
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QString oob = source.outOfBandUrl();
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if (oob.size() > 0) {
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target.setAttachPath(acc->network->addMessageAndCheckForPath(oob, acc->getName(), target.getPenPalJid(), messageId));
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}
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target.setOutOfBandUrl(oob);
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}
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void Core::MessageHandler::logMessage(const QXmppMessage& msg, const QString& reason) {
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qDebug() << reason;
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qDebug() << "- from: " << msg.from();
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qDebug() << "- to: " << msg.to();
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qDebug() << "- body: " << msg.body();
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qDebug() << "- type: " << msg.type();
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qDebug() << "- state: " << msg.state();
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qDebug() << "- stamp: " << msg.stamp();
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qDebug() << "- id: " << msg.id();
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#if (QXMPP_VERSION) >= QT_VERSION_CHECK(1, 3, 0)
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qDebug() << "- stanzaId: " << msg.stanzaId();
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#endif
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qDebug() << "- outOfBandUrl: " << msg.outOfBandUrl();
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qDebug() << "==============================";
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}
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#if (QXMPP_VERSION) < QT_VERSION_CHECK(1, 5, 0)
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void Core::MessageHandler::onCarbonMessageReceived(const QXmppMessage& msg) {
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handleChatMessage(msg, false, true);
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}
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void Core::MessageHandler::onCarbonMessageSent(const QXmppMessage& msg) {
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handleChatMessage(msg, true, true);
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}
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#endif
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std::tuple<bool, QString, QString> Core::MessageHandler::getOriginalPendingMessageId(const QString& id) {
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std::tuple<bool, QString, QString> result({false, "", ""});
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std::map<QString, QString>::const_iterator itr = pendingStateMessages.find(id);
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if (itr != pendingStateMessages.end()) {
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std::get<0>(result) = true;
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std::get<2>(result) = itr->second;
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std::map<QString, QString>::const_iterator itrC = pendingCorrectionMessages.find(id);
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if (itrC != pendingCorrectionMessages.end()) {
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if (itrC->second.size() > 0)
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std::get<1>(result) = itrC->second;
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else
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std::get<1>(result) = itr->first;
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pendingCorrectionMessages.erase(itrC);
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} else {
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std::get<1>(result) = itr->first;
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}
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pendingStateMessages.erase(itr);
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}
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return result;
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}
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void Core::MessageHandler::onReceiptReceived(const QString& jid, const QString& id) {
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SHARED_UNUSED(jid);
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std::tuple<bool, QString, QString> ids = getOriginalPendingMessageId(id);
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if (std::get<0>(ids)) {
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QMap<QString, QVariant> cData = {{"state", static_cast<uint>(Shared::Message::State::delivered)}};
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RosterItem* ri = acc->rh->getRosterItem(std::get<2>(ids));
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if (ri != nullptr) {
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ri->changeMessage(std::get<1>(ids), cData);
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}
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emit acc->changeMessage(std::get<2>(ids), std::get<1>(ids), cData);
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}
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}
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void Core::MessageHandler::sendMessage(const Shared::Message& data, bool newMessage, QString originalId) {
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if (data.getOutOfBandUrl().size() == 0 && data.getAttachPath().size() > 0) {
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pendingCorrectionMessages.insert(std::make_pair(data.getId(), originalId));
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prepareUpload(data, newMessage);
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} else {
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performSending(data, originalId, newMessage);
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}
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}
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void Core::MessageHandler::performSending(Shared::Message data, const QString& originalId, bool newMessage) {
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QString jid = data.getPenPalJid();
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QString id = data.getId();
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qDebug() << "Sending message with id:" << id;
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if (originalId.size() > 0)
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qDebug() << "To replace one with id:" << originalId;
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RosterItem* ri = acc->rh->getRosterItem(jid);
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bool sent = false;
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if (newMessage && originalId.size() > 0)
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newMessage = false;
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QDateTime sendTime = QDateTime::currentDateTimeUtc();
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if (acc->state == Shared::ConnectionState::connected) {
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QXmppMessage msg(createPacket(data, sendTime, originalId));
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sent = acc->client.sendPacket(msg);
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if (sent) {
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data.setState(Shared::Message::State::sent);
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} else {
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data.setState(Shared::Message::State::error);
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data.setErrorText("Couldn't send message: internal QXMPP library error, probably need to check out the logs");
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}
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} else {
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data.setState(Shared::Message::State::error);
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data.setErrorText("You are is offline or reconnecting");
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}
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QMap<QString, QVariant> changes(getChanges(data, sendTime, newMessage, originalId));
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QString realId;
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if (originalId.size() > 0)
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realId = originalId;
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else
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realId = id;
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if (ri != nullptr) {
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if (newMessage)
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ri->appendMessageToArchive(data);
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else
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ri->changeMessage(realId, changes);
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if (sent) {
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pendingStateMessages.insert(std::make_pair(id, jid));
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if (originalId.size() > 0)
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pendingCorrectionMessages.insert(std::make_pair(id, originalId));
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} else {
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pendingStateMessages.erase(id);
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pendingCorrectionMessages.erase(id);
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}
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}
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emit acc->changeMessage(jid, realId, changes);
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}
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QMap<QString, QVariant> Core::MessageHandler::getChanges(Shared::Message& data, const QDateTime& time, bool newMessage, const QString& originalId) const {
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QMap<QString, QVariant> changes;
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QString oob = data.getOutOfBandUrl();
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Shared::Message::State mstate = data.getState();
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changes.insert("state", static_cast<uint>(mstate));
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if (mstate == Shared::Message::State::error)
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changes.insert("errorText", data.getErrorText());
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if (oob.size() > 0)
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changes.insert("outOfBandUrl", oob);
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if (newMessage)
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data.setTime(time);
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if (originalId.size() > 0)
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changes.insert("body", data.getBody());
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changes.insert("stamp", time);
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//sometimes (when the image is pasted with ctrl+v)
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//I start sending message with one path, then copy it to downloads directory
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//so, the final path changes. Let's assume it changes always since it costs me close to nothing
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QString attachPath = data.getAttachPath();
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if (attachPath.size() > 0) {
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QString squawkified = Shared::squawkifyPath(attachPath);
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changes.insert("attachPath", squawkified);
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if (attachPath != squawkified)
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data.setAttachPath(squawkified);
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}
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return changes;
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}
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QXmppMessage Core::MessageHandler::createPacket(const Shared::Message& data, const QDateTime& time, const QString& originalId) const {
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QXmppMessage msg(acc->getFullJid(), data.getTo(), data.getBody(), data.getThread());
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QString id(data.getId());
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if (originalId.size() > 0)
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msg.setReplaceId(originalId);
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#if (QXMPP_VERSION) >= QT_VERSION_CHECK(1, 3, 0)
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msg.setOriginId(id);
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#endif
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msg.setId(id);
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msg.setType(static_cast<QXmppMessage::Type>(data.getType())); //it is safe here, my type is compatible
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msg.setOutOfBandUrl(data.getOutOfBandUrl());
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msg.setReceiptRequested(true);
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msg.setStamp(time);
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return msg;
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}
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void Core::MessageHandler::prepareUpload(const Shared::Message& data, bool newMessage) {
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if (acc->state == Shared::ConnectionState::connected) {
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QString jid = data.getPenPalJid();
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QString id = data.getId();
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RosterItem* ri = acc->rh->getRosterItem(jid);
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if (ri == nullptr) {
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qDebug() << "An attempt to initialize upload in" << acc->name << "for pal" << jid << "but the object for this pal wasn't found, something went terrebly wrong, skipping send";
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return;
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}
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QString path = data.getAttachPath();
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QString url = acc->network->getFileRemoteUrl(path);
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if (url.size() != 0) {
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sendMessageWithLocalUploadedFile(data, url, newMessage);
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} else {
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pendingStateMessages.insert(std::make_pair(id, jid));
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if (newMessage) {
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ri->appendMessageToArchive(data);
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} else {
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QMap<QString, QVariant> changes({
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{"state", (uint)Shared::Message::State::pending}
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});
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ri->changeMessage(id, changes);
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emit acc->changeMessage(jid, id, changes);
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}
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//this checks if the file is already uploading, and if so it subscribes to it's success, so, i need to do stuff only if the network knows nothing of this file
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if (!acc->network->checkAndAddToUploading(acc->getName(), jid, id, path)) {
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if (acc->um->serviceFound()) {
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QFileInfo file(path);
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if (file.exists() && file.isReadable()) {
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pendingStateMessages.insert(std::make_pair(id, jid));
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uploadingSlotsQueue.emplace_back(path, id);
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if (uploadingSlotsQueue.size() == 1)
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acc->um->requestUploadSlot(file);
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} else {
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handleUploadError(jid, id, "Uploading file no longer exists or your system user has no permission to read it");
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qDebug() << "Requested upload slot in account" << acc->name << "for file" << path << "but the file doesn't exist or is not readable";
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}
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} else {
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handleUploadError(jid, id, "Your server doesn't support file upload service, or it's prohibited for your account");
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qDebug() << "Requested upload slot in account" << acc->name << "for file" << path << "but upload manager didn't discover any upload services";
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}
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}
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}
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} else {
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handleUploadError(data.getPenPalJid(), data.getId(), "Account is offline or reconnecting");
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qDebug() << "An attempt to send message with not connected account " << acc->name << ", skipping";
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}
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}
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void Core::MessageHandler::onUploadSlotReceived(const QXmppHttpUploadSlotIq& slot) {
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if (uploadingSlotsQueue.size() == 0) {
|
|
qDebug() << "HTTP Upload manager of account" << acc->name << "reports about success requesting upload slot, but none was requested";
|
|
} else {
|
|
const std::pair<QString, QString>& pair = uploadingSlotsQueue.front();
|
|
const QString& mId = pair.second;
|
|
QString palJid = pendingStateMessages.at(mId);
|
|
acc->network->uploadFile({acc->name, palJid, mId}, pair.first, slot.putUrl(), slot.getUrl(), slot.putHeaders());
|
|
|
|
uploadingSlotsQueue.pop_front();
|
|
if (uploadingSlotsQueue.size() > 0)
|
|
acc->um->requestUploadSlot(uploadingSlotsQueue.front().first);
|
|
}
|
|
}
|
|
|
|
void Core::MessageHandler::onUploadSlotRequestFailed(const QXmppHttpUploadRequestIq& request) {
|
|
QString err(request.error().text());
|
|
if (uploadingSlotsQueue.size() == 0) {
|
|
qDebug() << "HTTP Upload manager of account" << acc->name << "reports about an error requesting upload slot, but none was requested";
|
|
qDebug() << err;
|
|
} else {
|
|
const std::pair<QString, QString>& pair = uploadingSlotsQueue.front();
|
|
qDebug() << "Error requesting upload slot for file" << pair.first << "in account" << acc->name << ":" << err;
|
|
handleUploadError(pendingStateMessages.at(pair.second), pair.second, err);
|
|
|
|
uploadingSlotsQueue.pop_front();
|
|
if (uploadingSlotsQueue.size() > 0)
|
|
acc->um->requestUploadSlot(uploadingSlotsQueue.front().first);
|
|
}
|
|
}
|
|
|
|
void Core::MessageHandler::onDownloadFileComplete(const std::list<Shared::MessageInfo>& msgs, const QString& path) {
|
|
QMap<QString, QVariant> cData = {
|
|
{"attachPath", path}
|
|
};
|
|
for (const Shared::MessageInfo& info : msgs) {
|
|
if (info.account == acc->getName()) {
|
|
RosterItem* cnt = acc->rh->getRosterItem(info.jid);
|
|
if (cnt != nullptr) {
|
|
bool changed = cnt->changeMessage(info.messageId, cData);
|
|
if (changed)
|
|
emit acc->changeMessage(info.jid, info.messageId, cData);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void Core::MessageHandler::onLoadFileError(const std::list<Shared::MessageInfo>& msgs, const QString& text, bool up) {
|
|
if (up) {
|
|
for (const Shared::MessageInfo& info : msgs) {
|
|
if (info.account == acc->getName())
|
|
handleUploadError(info.jid, info.messageId, text);
|
|
}
|
|
}
|
|
}
|
|
|
|
void Core::MessageHandler::handleUploadError(const QString& jid, const QString& messageId, const QString& errorText) {
|
|
emit acc->uploadFileError(jid, messageId, "Error requesting slot to upload file: " + errorText);
|
|
pendingStateMessages.erase(messageId);
|
|
pendingCorrectionMessages.erase(messageId);
|
|
requestChangeMessage(jid, messageId, {
|
|
{"state", static_cast<uint>(Shared::Message::State::error)},
|
|
{"errorText", errorText}
|
|
});
|
|
}
|
|
|
|
void Core::MessageHandler::onUploadFileComplete(const std::list<Shared::MessageInfo>& msgs, const QString& url, const QString& path) {
|
|
for (const Shared::MessageInfo& info : msgs) {
|
|
if (info.account == acc->getName()) {
|
|
RosterItem* ri = acc->rh->getRosterItem(info.jid);
|
|
if (ri != nullptr) {
|
|
Shared::Message msg = ri->getMessage(info.messageId);
|
|
msg.setAttachPath(path);
|
|
sendMessageWithLocalUploadedFile(msg, url, false);
|
|
} else {
|
|
qDebug() << "A signal received about complete upload to" << acc->name << "for pal" << info.jid << "but the object for this pal wasn't found, something went terrebly wrong, skipping send";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void Core::MessageHandler::sendMessageWithLocalUploadedFile(Shared::Message msg, const QString& url, bool newMessage) {
|
|
msg.setOutOfBandUrl(url);
|
|
if (msg.getBody().size() == 0) //not sure why, but most messages do that
|
|
msg.setBody(url); //they duplicate oob in body, some of them wouldn't even show an attachment if you don't do that
|
|
|
|
performSending(msg, pendingCorrectionMessages.at(msg.getId()), newMessage);
|
|
//TODO removal/progress update
|
|
}
|
|
|
|
static const std::set<QString> allowedToChangeKeys({
|
|
"attachPath",
|
|
"outOfBandUrl",
|
|
"state",
|
|
"errorText"
|
|
});
|
|
|
|
void Core::MessageHandler::requestChangeMessage(const QString& jid, const QString& messageId, const QMap<QString, QVariant>& data) {
|
|
RosterItem* cnt = acc->rh->getRosterItem(jid);
|
|
if (cnt != nullptr) {
|
|
bool allSupported = true;
|
|
QString unsupportedString;
|
|
for (QMap<QString, QVariant>::const_iterator itr = data.begin(); itr != data.end(); ++itr) { //I need all this madness
|
|
if (allowedToChangeKeys.count(itr.key()) != 1) { //to not allow this method
|
|
allSupported = false; //to make a message to look like if it was edited
|
|
unsupportedString = itr.key(); //basically I needed to control who exaclty calls this method
|
|
break; //because the underlying tech assumes that
|
|
} //the change is initiated by user, not by system
|
|
}
|
|
if (allSupported) {
|
|
cnt->changeMessage(messageId, data);
|
|
emit acc->changeMessage(jid, messageId, data);
|
|
} else {
|
|
qDebug() << "A request to change message" << messageId << "of conversation" << jid << "with following data" << data;
|
|
qDebug() << "only limited set of dataFields are supported yet here, and" << unsupportedString << "isn't one of them, skipping";
|
|
}
|
|
}
|
|
}
|
|
|
|
void Core::MessageHandler::resendMessage(const QString& jid, const QString& id) {
|
|
RosterItem* cnt = acc->rh->getRosterItem(jid);
|
|
if (cnt != nullptr) {
|
|
try {
|
|
Shared::Message msg = cnt->getMessage(id);
|
|
if (msg.getState() == Shared::Message::State::error) {
|
|
if (msg.getEdited()){
|
|
QString originalId = msg.getId();
|
|
msg.generateRandomId();
|
|
sendMessage(msg, false, originalId);
|
|
} else {
|
|
sendMessage(msg, false);
|
|
}
|
|
} else {
|
|
qDebug() << "An attempt to resend a message to" << jid << "by account" << acc->getName() << ", but this message seems to have been normally sent, this method was made to retry sending failed to be sent messages, skipping";
|
|
}
|
|
} catch (const LMDBAL::NotFound& err) {
|
|
qDebug() << "An attempt to resend a message to" << jid << "by account" << acc->getName() << ", but this message wasn't found in history, skipping";
|
|
}
|
|
} else {
|
|
qDebug() << "An attempt to resend a message to" << jid << "by account" << acc->getName() << ", but this jid isn't present in account roster, skipping";
|
|
}
|
|
}
|