tdesktop/Telegram/SourceFiles/application.cpp

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/*
This file is part of Telegram Desktop,
an unofficial desktop messaging app, see https://telegram.org
Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
It is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014 John Preston, https://tdesktop.com
*/
#include "stdafx.h"
#include "application.h"
#include "style.h"
#include "pspecific.h"
#include "fileuploader.h"
#include "mainwidget.h"
#include "supporttl.h"
#include "lang.h"
#include "boxes/confirmbox.h"
#include "langloaderplain.h"
namespace {
Application *mainApp = 0;
FileUploader *uploader = 0;
QString lng;
void mtpStateChanged(int32 dc, int32 state) {
if (App::wnd()) {
App::wnd()->mtpStateChanged(dc, state);
}
}
class _DebugWaiter : public QObject {
public:
_DebugWaiter(QObject *parent) : QObject(parent), _debugState(0) {
}
bool eventFilter(QObject *o, QEvent *e) {
if (e->type() == QEvent::KeyPress) {
QKeyEvent *ev = static_cast<QKeyEvent*>(e);
switch (_debugState) {
case 0: if (ev->key() == Qt::Key_F12) _debugState = 1; break;
case 1: if (ev->key() == Qt::Key_F11) _debugState = 2; else if (ev->key() != Qt::Key_F12) _debugState = 0; break;
case 2: if (ev->key() == Qt::Key_F10) _debugState = 3; else if (ev->key() != Qt::Key_F11) _debugState = 0; break;
case 3: if (ev->key() == Qt::Key_F11) _debugState = 4; else if (ev->key() != Qt::Key_F10) _debugState = 0; break;
case 4: if (ev->key() == Qt::Key_F12) offerDebug(); if (ev->key() != Qt::Key_F11) _debugState = 0; break;
}
}
return QObject::eventFilter(o, e);
}
void offerDebug() {
ConfirmBox *box = new ConfirmBox(lang(lng_sure_enable_debug));
connect(box, SIGNAL(confirmed()), App::app(), SLOT(onEnableDebugMode()));
App::wnd()->showLayer(box);
}
private:
int _debugState;
};
}
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Application::Application(int &argc, char **argv) : PsApplication(argc, argv),
serverName(psServerPrefix() + cGUIDStr()), closing(false),
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updateRequestId(0), updateReply(0), updateThread(0), updateDownloader(0) {
if (mainApp) {
DEBUG_LOG(("Application Error: another Application was created, terminating.."));
exit(0);
}
mainApp = this;
installEventFilter(new _DebugWaiter(this));
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QFontDatabase::addApplicationFont(qsl(":/gui/art/OpenSans-Regular.ttf"));
QFontDatabase::addApplicationFont(qsl(":/gui/art/OpenSans-Bold.ttf"));
QFontDatabase::addApplicationFont(qsl(":/gui/art/OpenSans-Semibold.ttf"));
float64 dpi = primaryScreen()->logicalDotsPerInch();
if (dpi <= 108) { // 0-96-108
cSetScreenScale(dbisOne);
} else if (dpi <= 132) { // 108-120-132
cSetScreenScale(dbisOneAndQuarter);
} else if (dpi <= 168) { // 132-144-168
cSetScreenScale(dbisOneAndHalf);
} else { // 168-192-inf
cSetScreenScale(dbisTwo);
}
if (devicePixelRatio() > 1) {
cSetRetina(true);
cSetRetinaFactor(devicePixelRatio());
cSetIntRetinaFactor(int32(cRetinaFactor()));
}
if (!cLangFile().isEmpty()) {
LangLoaderPlain loader(cLangFile());
if (!loader.errors().isEmpty()) {
LOG(("Lang load errors: %1").arg(loader.errors()));
} else if (!loader.warnings().isEmpty()) {
LOG(("Lang load warnings: %1").arg(loader.warnings()));
}
}
style::startManager();
anim::startManager();
historyInit();
window = new Window();
psInstallEventFilter();
updateCheckTimer.setSingleShot(true);
connect(&socket, SIGNAL(connected()), this, SLOT(socketConnected()));
connect(&socket, SIGNAL(disconnected()), this, SLOT(socketDisconnected()));
connect(&socket, SIGNAL(error(QLocalSocket::LocalSocketError)), this, SLOT(socketError(QLocalSocket::LocalSocketError)));
connect(&socket, SIGNAL(bytesWritten(qint64)), this, SLOT(socketWritten(qint64)));
connect(&socket, SIGNAL(readyRead()), this, SLOT(socketReading()));
connect(&server, SIGNAL(newConnection()), this, SLOT(newInstanceConnected()));
connect(this, SIGNAL(aboutToQuit()), this, SLOT(closeApplication()));
connect(&updateCheckTimer, SIGNAL(timeout()), this, SLOT(startUpdateCheck()));
connect(this, SIGNAL(updateFailed()), this, SLOT(onUpdateFailed()));
connect(this, SIGNAL(updateReady()), this, SLOT(onUpdateReady()));
connect(&writeUserConfigTimer, SIGNAL(timeout()), this, SLOT(onWriteUserConfig()));
writeUserConfigTimer.setSingleShot(true);
if (cManyInstance()) {
startApp();
} else {
DEBUG_LOG(("Application Info: connecting local socket to %1..").arg(serverName));
socket.connectToServer(serverName);
}
}
void Application::onAppUpdate(const MTPhelp_AppUpdate &response) {
updateRequestId = 0;
cSetLastUpdateCheck(unixtime());
App::writeConfig();
if (response.type() == mtpc_help_noAppUpdate) {
startUpdateCheck();
} else {
updateThread = new QThread();
updateDownloader = new PsUpdateDownloader(updateThread, response.c_help_appUpdate());
updateThread->start();
}
}
bool Application::onAppUpdateFail() {
updateRequestId = 0;
cSetLastUpdateCheck(unixtime());
App::writeConfig();
startUpdateCheck();
return true;
}
void Application::updateGotCurrent() {
if (!updateReply || updateThread) return;
cSetLastUpdateCheck(unixtime());
QRegularExpressionMatch m = QRegularExpression(qsl("^\\s*(\\d+)\\s*:\\s*([\\x21-\\x7f]+)\\s*$")).match(QString::fromUtf8(updateReply->readAll()));
if (m.hasMatch()) {
int32 currentVersion = m.captured(1).toInt();
if (currentVersion > AppVersion) {
updateThread = new QThread();
updateDownloader = new PsUpdateDownloader(updateThread, m.captured(2));
updateThread->start();
}
}
if (updateReply) updateReply->deleteLater();
updateReply = 0;
if (!updateThread) {
QDir updates(cWorkingDir() + "tupdates");
if (updates.exists()) {
QFileInfoList list = updates.entryInfoList(QDir::Files);
for (QFileInfoList::iterator i = list.begin(), e = list.end(); i != e; ++i) {
if (QRegularExpression("^(tupdate|tmacupd|tlinuxupd)\\d+$", QRegularExpression::CaseInsensitiveOption).match(i->fileName()).hasMatch()) {
QFile(i->absoluteFilePath()).remove();
}
}
}
emit updateLatest();
}
startUpdateCheck(true);
App::writeConfig();
}
void Application::updateFailedCurrent(QNetworkReply::NetworkError e) {
LOG(("App Error: could not get current version (update check): %1").arg(e));
if (updateReply) updateReply->deleteLater();
updateReply = 0;
emit updateFailed();
startUpdateCheck(true);
}
void Application::onUpdateReady() {
if (updateDownloader) {
updateDownloader->deleteLater();
updateDownloader = 0;
}
updateCheckTimer.stop();
cSetLastUpdateCheck(unixtime());
App::writeConfig();
}
void Application::onUpdateFailed() {
if (updateDownloader) {
updateDownloader->deleteLater();
updateDownloader = 0;
if (updateThread) updateThread->deleteLater();
updateThread = 0;
}
cSetLastUpdateCheck(unixtime());
App::writeConfig();
}
void Application::regPhotoUpdate(const PeerId &peer, MsgId msgId) {
photoUpdates.insert(msgId, peer);
}
void Application::clearPhotoUpdates() {
photoUpdates.clear();
}
bool Application::isPhotoUpdating(const PeerId &peer) {
for (QMap<MsgId, PeerId>::iterator i = photoUpdates.begin(), e = photoUpdates.end(); i != e; ++i) {
if (i.value() == peer) {
return true;
}
}
return false;
}
void Application::cancelPhotoUpdate(const PeerId &peer) {
for (QMap<MsgId, PeerId>::iterator i = photoUpdates.begin(), e = photoUpdates.end(); i != e;) {
if (i.value() == peer) {
i = photoUpdates.erase(i);
} else {
++i;
}
}
}
void Application::selfPhotoCleared(const MTPUserProfilePhoto &result) {
if (!App::self()) return;
App::self()->setPhoto(result);
emit peerPhotoDone(App::self()->id);
}
void Application::chatPhotoCleared(PeerId peer, const MTPmessages_StatedMessage &result) {
if (App::main()) {
App::main()->sentFullDataReceived(0, result);
}
cancelPhotoUpdate(peer);
emit peerPhotoDone(peer);
}
void Application::selfPhotoDone(const MTPphotos_Photo &result) {
if (!App::self()) return;
const MTPDphotos_photo &photo(result.c_photos_photo());
App::feedPhoto(photo.vphoto);
App::feedUsers(photo.vusers);
cancelPhotoUpdate(App::self()->id);
emit peerPhotoDone(App::self()->id);
}
void Application::chatPhotoDone(PeerId peer, const MTPmessages_StatedMessage &result) {
if (App::main()) {
App::main()->sentFullDataReceived(0, result);
}
cancelPhotoUpdate(peer);
emit peerPhotoDone(peer);
}
bool Application::peerPhotoFail(PeerId peer, const RPCError &e) {
LOG(("Application Error: update photo failed %1: %2").arg(e.type()).arg(e.description()));
cancelPhotoUpdate(peer);
emit peerPhotoFail(peer);
return true;
}
void Application::peerClearPhoto(PeerId peer) {
if (App::self() && App::self()->id == peer) {
MTP::send(MTPphotos_UpdateProfilePhoto(MTP_inputPhotoEmpty(), MTP_inputPhotoCropAuto()), rpcDone(&Application::selfPhotoCleared), rpcFail(&Application::peerPhotoFail, peer));
} else {
MTP::send(MTPmessages_EditChatPhoto(MTP_int(int32(peer & 0xFFFFFFFF)), MTP_inputChatPhotoEmpty()), rpcDone(&Application::chatPhotoCleared, peer), rpcFail(&Application::peerPhotoFail, peer));
}
}
void Application::writeUserConfigIn(uint64 ms) {
if (!writeUserConfigTimer.isActive()) {
writeUserConfigTimer.start(ms);
}
}
void Application::onWriteUserConfig() {
App::writeUserConfig();
}
void Application::photoUpdated(MsgId msgId, const MTPInputFile &file) {
if (!App::self()) return;
QMap<MsgId, PeerId>::iterator i = photoUpdates.find(msgId);
if (i != photoUpdates.end()) {
PeerId peer = i.value();
if (peer == App::self()->id) {
MTP::send(MTPphotos_UploadProfilePhoto(file, MTP_string(""), MTP_inputGeoPointEmpty(), MTP_inputPhotoCrop(MTP_double(0), MTP_double(0), MTP_double(100))), rpcDone(&Application::selfPhotoDone), rpcFail(&Application::peerPhotoFail, peer));
} else {
MTP::send(MTPmessages_EditChatPhoto(MTP_int(peer & 0xFFFFFFFF), MTP_inputChatUploadedPhoto(file, MTP_inputPhotoCrop(MTP_double(0), MTP_double(0), MTP_double(100)))), rpcDone(&Application::chatPhotoDone, peer), rpcFail(&Application::peerPhotoFail, peer));
}
}
}
void Application::onEnableDebugMode() {
if (!cDebug()) {
logsInitDebug();
cSetDebug(true);
}
App::wnd()->hideLayer();
}
Application::UpdatingState Application::updatingState() {
if (!updateThread) return Application::UpdatingNone;
if (!updateDownloader) return Application::UpdatingReady;
return Application::UpdatingDownload;
}
int32 Application::updatingSize() {
if (!updateDownloader) return 0;
return updateDownloader->size();
}
int32 Application::updatingReady() {
if (!updateDownloader) return 0;
return updateDownloader->ready();
}
FileUploader *Application::uploader() {
if (!::uploader) ::uploader = new FileUploader();
return ::uploader;
}
void Application::uploadProfilePhoto(const QImage &tosend, const PeerId &peerId) {
PreparedPhotoThumbs photoThumbs;
QVector<MTPPhotoSize> photoSizes;
QPixmap thumb = QPixmap::fromImage(tosend.scaled(160, 160, Qt::KeepAspectRatio, Qt::SmoothTransformation));
photoThumbs.insert('a', thumb);
photoSizes.push_back(MTP_photoSize(MTP_string("a"), MTP_fileLocationUnavailable(MTP_long(0), MTP_int(0), MTP_long(0)), MTP_int(thumb.width()), MTP_int(thumb.height()), MTP_int(0)));
QPixmap full = QPixmap::fromImage(tosend);
photoThumbs.insert('c', full);
photoSizes.push_back(MTP_photoSize(MTP_string("c"), MTP_fileLocationUnavailable(MTP_long(0), MTP_int(0), MTP_long(0)), MTP_int(full.width()), MTP_int(full.height()), MTP_int(0)));
QByteArray jpeg;
QBuffer jpegBuffer(&jpeg);
full.save(&jpegBuffer, "JPG", 87);
PhotoId id = MTP::nonce<PhotoId>();
MTPPhoto photo(MTP_photo(MTP_long(id), MTP_long(0), MTP_int(MTP::authedId()), MTP_int(unixtime()), MTP_string(""), MTP_geoPointEmpty(), MTP_vector<MTPPhotoSize>(photoSizes)));
QString file, filename;
int32 filesize = 0;
QByteArray data;
ReadyLocalMedia ready(ToPreparePhoto, file, filename, filesize, data, id, id, peerId, photo, photoThumbs, MTP_documentEmpty(MTP_long(0)), jpeg);
connect(App::uploader(), SIGNAL(photoReady(MsgId, const MTPInputFile &)), App::app(), SLOT(photoUpdated(MsgId, const MTPInputFile &)), Qt::UniqueConnection);
MsgId newId = clientMsgId();
App::app()->regPhotoUpdate(peerId, newId);
App::uploader()->uploadMedia(newId, ready);
}
void Application::stopUpdate() {
if (updateReply) {
updateReply->abort();
updateReply->deleteLater();
updateReply = 0;
}
if (updateDownloader) {
updateDownloader->deleteLater();
updateDownloader = 0;
if (updateThread) updateThread->deleteLater();
updateThread = 0;
}
}
void Application::startUpdateCheck(bool forceWait) {
updateCheckTimer.stop();
if (updateRequestId || updateThread || updateReply || !cAutoUpdate()) return;
int32 updateInSecs = cLastUpdateCheck() + 3600 + (rand() % 3600) - unixtime();
bool sendRequest = (updateInSecs <= 0 || updateInSecs > 7200);
if (!sendRequest && !forceWait) {
QDir updates(cWorkingDir() + "tupdates");
if (updates.exists()) {
QFileInfoList list = updates.entryInfoList(QDir::Files);
for (QFileInfoList::iterator i = list.begin(), e = list.end(); i != e; ++i) {
if (QRegularExpression("^(tupdate|tmacupd|tlinuxupd)\\d+$", QRegularExpression::CaseInsensitiveOption).match(i->fileName()).hasMatch()) {
sendRequest = true;
}
}
}
}
if ((cManyInstance() && !cDebug()) || cPlatform() == dbipLinux) return; // only main instance is updating
if (sendRequest) {
QNetworkRequest checkVersion(cUpdateURL());
if (updateReply) updateReply->deleteLater();
App::setProxySettings(updateManager);
updateReply = updateManager.get(checkVersion);
connect(updateReply, SIGNAL(finished()), this, SLOT(updateGotCurrent()));
connect(updateReply, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(updateFailedCurrent(QNetworkReply::NetworkError)));
// updateRequestId = MTP::send(MTPhelp_GetAppUpdate(MTP_string(cApiDeviceModel()), MTP_string(cApiSystemVersion()), MTP_string(cApiAppVersion()), MTP_string(cApiLang())), rpcDone(&Application::onAppUpdate), rpcFail(&Application::onAppUpdateFail);
emit updateChecking();
} else {
updateCheckTimer.start((updateInSecs + 5) * 1000);
}
}
void Application::socketConnected() {
DEBUG_LOG(("Application Info: socket connected, this is not the first application instance, sending show command.."));
closing = true;
socket.write("CMD:show;");
}
void Application::socketWritten(qint64/* bytes*/) {
if (socket.state() != QLocalSocket::ConnectedState) {
DEBUG_LOG(("Application Error: socket is not connected %1").arg(socket.state()));
return;
}
if (socket.bytesToWrite()) {
return;
}
DEBUG_LOG(("Application Info: show command written, waiting response.."));
}
void Application::socketReading() {
if (socket.state() != QLocalSocket::ConnectedState) {
DEBUG_LOG(("Application Error: socket is not connected %1").arg(socket.state()));
return;
}
socketRead.append(socket.readAll());
if (QRegularExpression("RES:(\\d+);").match(socketRead).hasMatch()) {
uint64 pid = socketRead.mid(4, socketRead.length() - 5).toULongLong();
psActivateProcess(pid);
DEBUG_LOG(("Application Info: show command response received, pid = %1, activating and quiting..").arg(pid));
return App::quit();
}
}
void Application::socketError(QLocalSocket::LocalSocketError e) {
if (closing) {
DEBUG_LOG(("Application Error: could not write show command, error %1, quiting..").arg(e));
return App::quit();
}
if (e == QLocalSocket::ServerNotFoundError) {
DEBUG_LOG(("Application Info: this is the only instance of Telegram, starting server and app.."));
} else {
DEBUG_LOG(("Application Info: socket connect error %1, starting server and app..").arg(e));
}
socket.close();
psCheckLocalSocket(serverName);
if (!server.listen(serverName)) {
DEBUG_LOG(("Application Error: failed to start listening to %1 server").arg(serverName));
return App::quit();
}
if (!cNoStartUpdate() && psCheckReadyUpdate()) {
cSetRestartingUpdate(true);
DEBUG_LOG(("Application Info: installing update instead of starting app.."));
return App::quit();
}
startApp();
}
void Application::startApp() {
App::readUserConfig();
if (!MTP::localKey().created()) {
MTP::createLocalKey(QByteArray());
cSetNeedConfigResave(true);
}
if (cNeedConfigResave()) {
App::writeConfig();
App::writeUserConfig();
cSetNeedConfigResave(false);
}
window->createWinId();
window->init();
readSupportTemplates();
MTP::setLayer(mtpLayerMax);
MTP::start();
MTP::setStateChangedHandler(mtpStateChanged);
App::initMedia();
if (MTP::authedId()) {
window->setupMain(false);
} else {
window->setupIntro(false);
}
window->psFirstShow();
if (cStartToSettings()) {
window->showSettings();
}
QNetworkProxyFactory::setUseSystemConfiguration(true);
}
void Application::socketDisconnected() {
if (closing) {
DEBUG_LOG(("Application Error: socket disconnected before command response received, quiting.."));
return App::quit();
}
}
void Application::newInstanceConnected() {
DEBUG_LOG(("Application Info: new local socket connected"));
for (QLocalSocket *client = server.nextPendingConnection(); client; client = server.nextPendingConnection()) {
clients.push_back(ClientSocket(client, QByteArray()));
connect(client, SIGNAL(readyRead()), this, SLOT(readClients()));
connect(client, SIGNAL(disconnected()), this, SLOT(removeClients()));
}
}
void Application::readClients() {
for (ClientSockets::iterator i = clients.begin(), e = clients.end(); i != e; ++i) {
i->second.append(i->first->readAll());
if (i->second.size()) {
QString cmds(i->second);
int32 from = 0, l = cmds.length();
for (int32 to = cmds.indexOf(QChar(';'), from); to >= from; to = (from < l) ? cmds.indexOf(QChar(';'), from) : -1) {
QStringRef cmd(&cmds, from, to - from);
if (cmd.indexOf("CMD:") == 0) {
execExternal(cmds.mid(from + 4, to - from - 4));
QByteArray response(QString("RES:%1;").arg(QCoreApplication::applicationPid()).toUtf8());
i->first->write(response.data(), response.size());
} else {
LOG(("Application Error: unknown command %1 passed in local socket").arg(QString(cmd.constData(), cmd.length())));
}
from = to + 1;
}
if (from > 0) {
i->second = i->second.mid(from);
}
}
}
}
void Application::removeClients() {
DEBUG_LOG(("Application Info: remove clients slot called, clients %1").arg(clients.size()));
for (ClientSockets::iterator i = clients.begin(), e = clients.end(); i != e;) {
if (i->first->state() != QLocalSocket::ConnectedState) {
DEBUG_LOG(("Application Info: removing client"));
i = clients.erase(i);
e = clients.end();
} else {
++i;
}
}
}
void Application::execExternal(const QString &cmd) {
DEBUG_LOG(("Application Info: executing external command '%1'").arg(cmd));
if (cmd == "show") {
window->activate();
}
}
void Application::closeApplication() {
// close server
server.close();
for (ClientSockets::iterator i = clients.begin(), e = clients.end(); i != e; ++i) {
disconnect(i->first, SIGNAL(disconnected()), this, SLOT(removeClients()));
i->first->close();
}
clients.clear();
MTP::stop();
}
Application::~Application() {
App::setQuiting();
window->setParent(0);
anim::stopManager();
socket.close();
closeApplication();
App::deinitMedia();
mainApp = 0;
delete updateReply;
delete ::uploader;
updateReply = 0;
delete updateDownloader;
updateDownloader = 0;
delete updateThread;
updateThread = 0;
delete window;
style::stopManager();
}
Application *Application::app() {
return mainApp;
}
Window *Application::wnd() {
return mainApp ? mainApp->window : 0;
}
QString Application::lang() {
if (!lng.length()) {
lng = psCurrentLanguage();
}
if (!lng.length()) {
lng = "en";
}
return lng;
}
MainWidget *Application::main() {
return mainApp ? mainApp->window->mainWidget() : 0;
}