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mirror of https://github.com/qTox/qTox.git synced 2024-03-22 14:00:36 +08:00
qTox/core.cpp
2014-09-24 18:22:09 +02:00

1268 lines
41 KiB
C++

/*
Copyright (C) 2013 by Maxim Biro <nurupo.contributions@gmail.com>
This file is part of Tox Qt GUI.
This program 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.
This program 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 COPYING file for more details.
*/
#include "core.h"
#include "cdata.h"
#include "cstring.h"
#include "settings.h"
#include "widget/widget.h"
#include <tox/tox.h>
#include <ctime>
#include <functional>
#include <QDebug>
#include <QDir>
#include <QFile>
#include <QSaveFile>
#include <QStandardPaths>
#include <QThread>
#include <QTimer>
#include <QCoreApplication>
#include <QDateTime>
#include <QList>
#include <QBuffer>
const QString Core::CONFIG_FILE_NAME = "data";
QList<ToxFile> Core::fileSendQueue;
QList<ToxFile> Core::fileRecvQueue;
Core::Core(Camera* cam, QThread *coreThread) :
tox(nullptr), camera(cam)
{
videobuf = new uint8_t[videobufsize];
videoBusyness=0;
toxTimer = new QTimer(this);
toxTimer->setSingleShot(true);
//saveTimer = new QTimer(this);
//saveTimer->start(TOX_SAVE_INTERVAL);
bootstrapTimer = new QTimer(this);
bootstrapTimer->start(TOX_BOOTSTRAP_INTERVAL);
connect(toxTimer, &QTimer::timeout, this, &Core::process);
//connect(saveTimer, &QTimer::timeout, this, &Core::saveConfiguration); //Disable save timer in favor of saving on events
//connect(fileTimer, &QTimer::timeout, this, &Core::fileHeartbeat);
connect(bootstrapTimer, &QTimer::timeout, this, &Core::onBootstrapTimer);
connect(&Settings::getInstance(), &Settings::dhtServerListChanged, this, &Core::bootstrapDht);
connect(this, SIGNAL(fileTransferFinished(ToxFile)), this, SLOT(onFileTransferFinished(ToxFile)));
for (int i=0; i<TOXAV_MAX_CALLS;i++)
{
calls[i].sendAudioTimer = new QTimer();
calls[i].sendVideoTimer = new QTimer();
calls[i].sendAudioTimer->moveToThread(coreThread);
calls[i].sendVideoTimer->moveToThread(coreThread);
connect(calls[i].sendVideoTimer, &QTimer::timeout, [this,i](){sendCallVideo(i);});
}
// OpenAL init
alOutDev = alcOpenDevice(nullptr);
if (!alOutDev)
{
qWarning() << "Core: Cannot open output audio device";
}
else
{
alContext=alcCreateContext(alOutDev,nullptr);
if (!alcMakeContextCurrent(alContext))
{
qWarning() << "Core: Cannot create output audio context";
alcCloseDevice(alOutDev);
}
else
alGenSources(1, &alMainSource);
}
alInDev = alcCaptureOpenDevice(NULL,av_DefaultSettings.audio_sample_rate, AL_FORMAT_MONO16,
(av_DefaultSettings.audio_frame_duration * av_DefaultSettings.audio_sample_rate * 4) / 1000);
if (!alInDev)
qWarning() << "Core: Cannot open input audio device";
}
Core::~Core()
{
if (tox) {
saveConfiguration();
toxav_kill(toxav);
tox_kill(tox);
}
if (videobuf)
{
delete[] videobuf;
videobuf=nullptr;
}
if (alContext)
{
alcMakeContextCurrent(nullptr);
alcDestroyContext(alContext);
}
if (alOutDev)
alcCloseDevice(alOutDev);
if (alInDev)
alcCaptureCloseDevice(alInDev);
}
Core* Core::getInstance()
{
return Widget::getInstance()->getCore();
}
void Core::start()
{
// IPv6 needed for LAN discovery, but can crash some weird routers. On by default, can be disabled in options.
bool enableIPv6 = Settings::getInstance().getEnableIPv6();
if (enableIPv6)
qDebug() << "Core starting with IPv6 enabled";
else
qWarning() << "Core starting with IPv6 disabled. LAN discovery may not work properly.";
Tox_Options toxOptions;
toxOptions.ipv6enabled = enableIPv6;
toxOptions.udp_disabled = 0;
toxOptions.proxy_enabled = false;
toxOptions.proxy_address[0] = 0;
toxOptions.proxy_port = 0;
tox = tox_new(&toxOptions);
if (tox == nullptr)
{
if (enableIPv6) // Fallback to IPv4
{
toxOptions.ipv6enabled = false;
tox = tox_new(&toxOptions);
if (tox == nullptr)
{
qCritical() << "Tox core failed to start";
emit failedToStart();
return;
}
else
qWarning() << "Core failed to start with IPv6, falling back to IPv4. LAN discovery may not work properly.";
}
else
{
qCritical() << "Tox core failed to start";
emit failedToStart();
return;
}
}
toxav = toxav_new(tox, TOXAV_MAX_CALLS);
if (toxav == nullptr)
{
qCritical() << "Toxav core failed to start";
emit failedToStart();
return;
}
qsrand(time(nullptr));
loadConfiguration();
tox_callback_friend_request(tox, onFriendRequest, this);
tox_callback_friend_message(tox, onFriendMessage, this);
tox_callback_friend_action(tox, onAction, this);
tox_callback_name_change(tox, onFriendNameChange, this);
tox_callback_typing_change(tox, onFriendTypingChange, this);
tox_callback_status_message(tox, onStatusMessageChanged, this);
tox_callback_user_status(tox, onUserStatusChanged, this);
tox_callback_connection_status(tox, onConnectionStatusChanged, this);
tox_callback_group_invite(tox, onGroupInvite, this);
tox_callback_group_message(tox, onGroupMessage, this);
tox_callback_group_namelist_change(tox, onGroupNamelistChange, this);
tox_callback_file_send_request(tox, onFileSendRequestCallback, this);
tox_callback_file_control(tox, onFileControlCallback, this);
tox_callback_file_data(tox, onFileDataCallback, this);
tox_callback_avatar_info(tox, onAvatarInfoCallback, this);
tox_callback_avatar_data(tox, onAvatarDataCallback, this);
toxav_register_callstate_callback(toxav, onAvInvite, av_OnInvite, this);
toxav_register_callstate_callback(toxav, onAvStart, av_OnStart, this);
toxav_register_callstate_callback(toxav, onAvCancel, av_OnCancel, this);
toxav_register_callstate_callback(toxav, onAvReject, av_OnReject, this);
toxav_register_callstate_callback(toxav, onAvEnd, av_OnEnd, this);
toxav_register_callstate_callback(toxav, onAvRinging, av_OnRinging, this);
toxav_register_callstate_callback(toxav, onAvStarting, av_OnStarting, this);
toxav_register_callstate_callback(toxav, onAvEnding, av_OnEnding, this);
toxav_register_callstate_callback(toxav, onAvMediaChange, av_OnMediaChange, this);
toxav_register_callstate_callback(toxav, onAvRequestTimeout, av_OnRequestTimeout, this);
toxav_register_callstate_callback(toxav, onAvPeerTimeout, av_OnPeerTimeout, this);
toxav_register_audio_recv_callback(toxav, playCallAudio, this);
toxav_register_video_recv_callback(toxav, playCallVideo, this);
uint8_t friendAddress[TOX_FRIEND_ADDRESS_SIZE];
tox_get_address(tox, friendAddress);
emit friendAddressGenerated(CFriendAddress::toString(friendAddress));
QPixmap pic = Settings::getInstance().getSavedAvatar(getSelfId().toString());
if (!pic.isNull() && !pic.size().isEmpty())
{
QByteArray data;
QBuffer buffer(&data);
buffer.open(QIODevice::WriteOnly);
pic.save(&buffer, "PNG");
buffer.close();
if (tox_set_avatar(tox, TOX_AVATARFORMAT_PNG, (uint8_t*)data.constData(), data.size()) != 0)
qWarning() << "Core:start: Error setting avatar, size:"<<data.size();
emit selfAvatarChanged(pic);
}
else
qDebug() << "Core: Error loading self avatar";
bootstrapDht();
toxTimer->start(tox_do_interval(tox));
}
void Core::onBootstrapTimer()
{
if (!tox)
return;
if(!tox_isconnected(tox))
bootstrapDht();
}
void Core::onFriendRequest(Tox*/* tox*/, const uint8_t* cUserId, const uint8_t* cMessage, uint16_t cMessageSize, void* core)
{
emit static_cast<Core*>(core)->friendRequestReceived(CUserId::toString(cUserId), CString::toString(cMessage, cMessageSize));
}
void Core::onFriendMessage(Tox*/* tox*/, int friendId, const uint8_t* cMessage, uint16_t cMessageSize, void* core)
{
emit static_cast<Core*>(core)->friendMessageReceived(friendId, CString::toString(cMessage, cMessageSize));
}
void Core::onFriendNameChange(Tox*/* tox*/, int friendId, const uint8_t* cName, uint16_t cNameSize, void* core)
{
emit static_cast<Core*>(core)->friendUsernameChanged(friendId, CString::toString(cName, cNameSize));
}
void Core::onFriendTypingChange(Tox*/* tox*/, int friendId, uint8_t isTyping, void *core)
{
emit static_cast<Core*>(core)->friendTypingChanged(friendId, isTyping ? true : false);
}
void Core::onStatusMessageChanged(Tox*/* tox*/, int friendId, const uint8_t* cMessage, uint16_t cMessageSize, void* core)
{
emit static_cast<Core*>(core)->friendStatusMessageChanged(friendId, CString::toString(cMessage, cMessageSize));
}
void Core::onUserStatusChanged(Tox*/* tox*/, int friendId, uint8_t userstatus, void* core)
{
Status status;
switch (userstatus) {
case TOX_USERSTATUS_NONE:
status = Status::Online;
break;
case TOX_USERSTATUS_AWAY:
status = Status::Away;
break;
case TOX_USERSTATUS_BUSY:
status = Status::Busy;
break;
default:
status = Status::Online;
break;
}
if (status == Status::Online || status == Status::Away)
tox_request_avatar_data(static_cast<Core*>(core)->tox, friendId);
emit static_cast<Core*>(core)->friendStatusChanged(friendId, status);
}
void Core::onConnectionStatusChanged(Tox*/* tox*/, int friendId, uint8_t status, void* core)
{
Status friendStatus = status ? Status::Online : Status::Offline;
emit static_cast<Core*>(core)->friendStatusChanged(friendId, friendStatus);
if (friendStatus == Status::Offline) {
static_cast<Core*>(core)->checkLastOnline(friendId);
}
}
void Core::onAction(Tox*/* tox*/, int friendId, const uint8_t *cMessage, uint16_t cMessageSize, void *core)
{
emit static_cast<Core*>(core)->actionReceived(friendId, CString::toString(cMessage, cMessageSize));
}
void Core::onGroupInvite(Tox*, int friendnumber, const uint8_t *group_public_key, void *core)
{
qDebug() << QString("Core: Group invite by %1").arg(friendnumber);
emit static_cast<Core*>(core)->groupInviteReceived(friendnumber, group_public_key);
}
void Core::onGroupMessage(Tox*, int groupnumber, int friendgroupnumber, const uint8_t * message, uint16_t length, void *core)
{
emit static_cast<Core*>(core)->groupMessageReceived(groupnumber, friendgroupnumber, CString::toString(message, length));
}
void Core::onGroupNamelistChange(Tox*, int groupnumber, int peernumber, uint8_t change, void *core)
{
qDebug() << QString("Core: Group namelist change %1:%2 %3").arg(groupnumber).arg(peernumber).arg(change);
emit static_cast<Core*>(core)->groupNamelistChanged(groupnumber, peernumber, change);
}
void Core::onFileSendRequestCallback(Tox*, int32_t friendnumber, uint8_t filenumber, uint64_t filesize,
const uint8_t *filename, uint16_t filename_length, void *core)
{
qDebug() << QString("Core: Received file request %1 with friend %2").arg(filenumber).arg(friendnumber);
ToxFile file{filenumber, friendnumber,
CString::toString(filename,filename_length).toUtf8(), "", ToxFile::RECEIVING};
file.filesize = filesize;
fileRecvQueue.append(file);
emit static_cast<Core*>(core)->fileReceiveRequested(fileRecvQueue.last());
}
void Core::onFileControlCallback(Tox* tox, int32_t friendnumber, uint8_t receive_send, uint8_t filenumber,
uint8_t control_type, const uint8_t*, uint16_t, void *core)
{
ToxFile* file{nullptr};
if (receive_send == 1)
{
for (ToxFile& f : fileSendQueue)
{
if (f.fileNum == filenumber && f.friendId == friendnumber)
{
file = &f;
break;
}
}
}
else
{
for (ToxFile& f : fileRecvQueue)
{
if (f.fileNum == filenumber && f.friendId == friendnumber)
{
file = &f;
break;
}
}
}
if (!file)
{
qWarning("Core::onFileControlCallback: No such file in queue");
return;
}
if (receive_send == 1 && control_type == TOX_FILECONTROL_ACCEPT)
{
file->status = ToxFile::TRANSMITTING;
emit static_cast<Core*>(core)->fileTransferAccepted(*file);
qDebug() << "Core: File control callback, file accepted";
file->sendTimer = new QTimer(static_cast<Core*>(core));
connect(file->sendTimer, &QTimer::timeout, std::bind(sendAllFileData,static_cast<Core*>(core), file));
file->sendTimer->setSingleShot(true);
file->sendTimer->start(TOX_FILE_INTERVAL);
}
else if (receive_send == 1 && control_type == TOX_FILECONTROL_KILL)
{
qDebug() << QString("Core::onFileControlCallback: Transfer of file %1 cancelled by friend %2")
.arg(file->fileNum).arg(file->friendId);
file->status = ToxFile::STOPPED;
emit static_cast<Core*>(core)->fileTransferCancelled(file->friendId, file->fileNum, ToxFile::SENDING);
// Wait for sendAllFileData to return before deleting the ToxFile, we MUST ensure this or we'll use after free
if (file->sendTimer)
{
QThread::msleep(1);
qApp->processEvents();
if (file->sendTimer)
{
delete file->sendTimer;
file->sendTimer = nullptr;
}
}
removeFileFromQueue((bool)receive_send, file->friendId, file->fileNum);
}
else if (receive_send == 1 && control_type == TOX_FILECONTROL_FINISHED)
{
qDebug() << QString("Core::onFileControlCallback: Transfer of file %1 to friend %2 is complete")
.arg(file->fileNum).arg(file->friendId);
file->status = ToxFile::STOPPED;
emit static_cast<Core*>(core)->fileTransferFinished(*file);
removeFileFromQueue((bool)receive_send, file->friendId, file->fileNum);
}
else if (receive_send == 0 && control_type == TOX_FILECONTROL_KILL)
{
qDebug() << QString("Core::onFileControlCallback: Transfer of file %1 cancelled by friend %2")
.arg(file->fileNum).arg(file->friendId);
file->status = ToxFile::STOPPED;
emit static_cast<Core*>(core)->fileTransferCancelled(file->friendId, file->fileNum, ToxFile::RECEIVING);
removeFileFromQueue((bool)receive_send, file->friendId, file->fileNum);
}
else if (receive_send == 0 && control_type == TOX_FILECONTROL_FINISHED)
{
qDebug() << QString("Core::onFileControlCallback: Reception of file %1 from %2 finished")
.arg(file->fileNum).arg(file->friendId);
file->status = ToxFile::STOPPED;
emit static_cast<Core*>(core)->fileTransferFinished(*file);
// confirm receive is complete
tox_file_send_control(tox, file->friendId, 1, file->fileNum, TOX_FILECONTROL_FINISHED, nullptr, 0);
removeFileFromQueue((bool)receive_send, file->friendId, file->fileNum);
}
else if (receive_send == 0 && control_type == TOX_FILECONTROL_ACCEPT)
{
emit static_cast<Core*>(core)->fileTransferRemotePausedUnpaused(*file, false);
}
else if ((receive_send == 0 || receive_send == 1) && control_type == TOX_FILECONTROL_PAUSE)
{
emit static_cast<Core*>(core)->fileTransferRemotePausedUnpaused(*file, true);
}
else
{
qDebug() << QString("Core: File control callback, receive_send=%1, control_type=%2")
.arg(receive_send).arg(control_type);
}
}
void Core::onFileDataCallback(Tox*, int32_t friendnumber, uint8_t filenumber, const uint8_t *data, uint16_t length, void *core)
{
ToxFile* file{nullptr};
for (ToxFile& f : fileRecvQueue)
{
if (f.fileNum == filenumber && f.friendId == friendnumber)
{
file = &f;
break;
}
}
if (!file)
{
qWarning("Core::onFileDataCallback: No such file in queue");
return;
}
file->file->write((char*)data,length);
file->bytesSent += length;
//qDebug() << QString("Core::onFileDataCallback: received %1/%2 bytes").arg(file->bytesSent).arg(file->filesize);
emit static_cast<Core*>(core)->fileTransferInfo(file->friendId, file->fileNum,
file->filesize, file->bytesSent, ToxFile::RECEIVING);
}
void Core::onAvatarInfoCallback(Tox*, int32_t friendnumber, uint8_t format,
uint8_t *, void* core)
{
qDebug() << "Core: Got avatar info from "<<friendnumber
<<": format "<<format;
tox_request_avatar_data(static_cast<Core*>(core)->tox, friendnumber);
}
void Core::onAvatarDataCallback(Tox*, int32_t friendnumber, uint8_t,
uint8_t *, uint8_t *data, uint32_t datalen, void *core)
{
QPixmap pic;
pic.loadFromData((uchar*)data, datalen);
if (pic.isNull())
qDebug() << "Core: Got invalid avatar data from "<<friendnumber;
else
{
qDebug() << "Core: Got avatar data from "<<friendnumber<<", size:"<<pic.size();
Settings::getInstance().saveAvatar(pic, static_cast<Core*>(core)->getFriendAddress(friendnumber));
emit static_cast<Core*>(core)->friendAvatarChanged(friendnumber, pic);
}
}
void Core::acceptFriendRequest(const QString& userId)
{
int friendId = tox_add_friend_norequest(tox, CUserId(userId).data());
if (friendId == -1) {
emit failedToAddFriend(userId);
} else {
saveConfiguration();
emit friendAdded(friendId, userId);
}
}
void Core::requestFriendship(const QString& friendAddress, const QString& message)
{
qDebug() << "Core: requesting friendship of "+friendAddress;
CString cMessage(message);
int friendId = tox_add_friend(tox, CFriendAddress(friendAddress).data(), cMessage.data(), cMessage.size());
const QString userId = friendAddress.mid(0, TOX_CLIENT_ID_SIZE * 2);
if (friendId < 0) {
emit failedToAddFriend(userId);
} else {
// Update our friendAddresses
bool found=false;
QList<QString>& friendAddresses = Settings::getInstance().friendAddresses;
for (QString& addr : friendAddresses)
{
if (addr.toUpper().contains(friendAddress))
{
addr = friendAddress;
found = true;
}
}
if (!found)
friendAddresses.append(friendAddress);
emit friendAdded(friendId, userId);
}
saveConfiguration();
}
void Core::sendMessage(int friendId, const QString& message)
{
QList<CString> cMessages = splitMessage(message);
for (auto &cMsg :cMessages)
{
int messageId = tox_send_message(tox, friendId, cMsg.data(), cMsg.size());
if (messageId == 0)
emit messageSentResult(friendId, message, messageId);
}
}
void Core::sendAction(int friendId, const QString &action)
{
CString cMessage(action);
int ret = tox_send_action(tox, friendId, cMessage.data(), cMessage.size());
emit actionSentResult(friendId, action, ret);
}
void Core::sendTyping(int friendId, bool typing)
{
int ret = tox_set_user_is_typing(tox, friendId, typing);
if (ret == -1)
emit failedToSetTyping(typing);
}
void Core::sendGroupMessage(int groupId, const QString& message)
{
QList<CString> cMessages = splitMessage(message);
for (auto &cMsg :cMessages)
{
int ret = tox_group_message_send(tox, groupId, cMsg.data(), cMsg.size());
if (ret == -1)
emit groupSentResult(groupId, message, ret);
}
}
void Core::sendFile(int32_t friendId, QString Filename, QString FilePath, long long filesize)
{
QByteArray fileName = Filename.toUtf8();
int fileNum = tox_new_file_sender(tox, friendId, filesize, (uint8_t*)fileName.data(), fileName.size());
if (fileNum == -1)
{
qWarning() << "Core::sendFile: Can't create the Tox file sender";
emit fileSendFailed(friendId, Filename);
return;
}
qDebug() << QString("Core::sendFile: Created file sender %1 with friend %2").arg(fileNum).arg(friendId);
ToxFile file{fileNum, friendId, fileName, FilePath, ToxFile::SENDING};
file.filesize = filesize;
if (!file.open(false))
{
qWarning() << QString("Core::sendFile: Can't open file, error: %1").arg(file.file->errorString());
}
fileSendQueue.append(file);
emit fileSendStarted(fileSendQueue.last());
}
void Core::pauseResumeFileSend(int friendId, int fileNum)
{
ToxFile* file{nullptr};
for (ToxFile& f : fileSendQueue)
{
if (f.fileNum == fileNum && f.friendId == friendId)
{
file = &f;
break;
}
}
if (!file)
{
qWarning("Core::pauseResumeFileSend: No such file in queue");
return;
}
if (file->status == ToxFile::TRANSMITTING)
{
file->status = ToxFile::PAUSED;
emit fileTransferPaused(file->friendId, file->fileNum, ToxFile::SENDING);
tox_file_send_control(tox, file->friendId, 0, file->fileNum, TOX_FILECONTROL_PAUSE, nullptr, 0);
}
else if (file->status == ToxFile::PAUSED)
{
file->status = ToxFile::TRANSMITTING;
emit fileTransferAccepted(*file);
tox_file_send_control(tox, file->friendId, 0, file->fileNum, TOX_FILECONTROL_ACCEPT, nullptr, 0);
}
else
qWarning() << "Core::pauseResumeFileSend: File is stopped";
}
void Core::pauseResumeFileRecv(int friendId, int fileNum)
{
ToxFile* file{nullptr};
for (ToxFile& f : fileRecvQueue)
{
if (f.fileNum == fileNum && f.friendId == friendId)
{
file = &f;
break;
}
}
if (!file)
{
qWarning("Core::cancelFileRecv: No such file in queue");
return;
}
if (file->status == ToxFile::TRANSMITTING)
{
file->status = ToxFile::PAUSED;
emit fileTransferPaused(file->friendId, file->fileNum, ToxFile::RECEIVING);
tox_file_send_control(tox, file->friendId, 1, file->fileNum, TOX_FILECONTROL_PAUSE, nullptr, 0);
}
else if (file->status == ToxFile::PAUSED)
{
file->status = ToxFile::TRANSMITTING;
emit fileTransferAccepted(*file);
tox_file_send_control(tox, file->friendId, 1, file->fileNum, TOX_FILECONTROL_ACCEPT, nullptr, 0);
}
else
qWarning() << "Core::pauseResumeFileRecv: File is stopped";
}
void Core::cancelFileSend(int friendId, int fileNum)
{
ToxFile* file{nullptr};
for (ToxFile& f : fileSendQueue)
{
if (f.fileNum == fileNum && f.friendId == friendId)
{
file = &f;
break;
}
}
if (!file)
{
qWarning("Core::cancelFileSend: No such file in queue");
return;
}
file->status = ToxFile::STOPPED;
emit fileTransferCancelled(file->friendId, file->fileNum, ToxFile::SENDING);
tox_file_send_control(tox, file->friendId, 0, file->fileNum, TOX_FILECONTROL_KILL, nullptr, 0);
while (file->sendTimer) QThread::msleep(1); // Wait until sendAllFileData returns before deleting
removeFileFromQueue(true, friendId, fileNum);
}
void Core::cancelFileRecv(int friendId, int fileNum)
{
ToxFile* file{nullptr};
for (ToxFile& f : fileRecvQueue)
{
if (f.fileNum == fileNum && f.friendId == friendId)
{
file = &f;
break;
}
}
if (!file)
{
qWarning("Core::cancelFileRecv: No such file in queue");
return;
}
file->status = ToxFile::STOPPED;
emit fileTransferCancelled(file->friendId, file->fileNum, ToxFile::RECEIVING);
tox_file_send_control(tox, file->friendId, 1, file->fileNum, TOX_FILECONTROL_KILL, nullptr, 0);
removeFileFromQueue(true, friendId, fileNum);
}
void Core::rejectFileRecvRequest(int friendId, int fileNum)
{
ToxFile* file{nullptr};
for (ToxFile& f : fileRecvQueue)
{
if (f.fileNum == fileNum && f.friendId == friendId)
{
file = &f;
break;
}
}
if (!file)
{
qWarning("Core::rejectFileRecvRequest: No such file in queue");
return;
}
file->status = ToxFile::STOPPED;
emit fileTransferCancelled(file->friendId, file->fileNum, ToxFile::SENDING);
tox_file_send_control(tox, file->friendId, 1, file->fileNum, TOX_FILECONTROL_KILL, nullptr, 0);
removeFileFromQueue(false, friendId, fileNum);
}
void Core::acceptFileRecvRequest(int friendId, int fileNum, QString path)
{
ToxFile* file{nullptr};
for (ToxFile& f : fileRecvQueue)
{
if (f.fileNum == fileNum && f.friendId == friendId)
{
file = &f;
break;
}
}
if (!file)
{
qWarning("Core::acceptFileRecvRequest: No such file in queue");
return;
}
file->setFilePath(path);
if (!file->open(true))
{
qWarning() << "Core::acceptFileRecvRequest: Unable to open file";
return;
}
file->status = ToxFile::TRANSMITTING;
emit fileTransferAccepted(*file);
tox_file_send_control(tox, file->friendId, 1, file->fileNum, TOX_FILECONTROL_ACCEPT, nullptr, 0);
}
void Core::removeFriend(int friendId)
{
if (tox_del_friend(tox, friendId) == -1) {
emit failedToRemoveFriend(friendId);
} else {
saveConfiguration();
emit friendRemoved(friendId);
}
}
void Core::removeGroup(int groupId)
{
tox_del_groupchat(tox, groupId);
}
QString Core::getUsername()
{
int size = tox_get_self_name_size(tox);
uint8_t* name = new uint8_t[size];
if (tox_get_self_name(tox, name) == size)
return QString(CString::toString(name, size));
else
return QString();
delete[] name;
}
void Core::setUsername(const QString& username)
{
CString cUsername(username);
if (tox_set_name(tox, cUsername.data(), cUsername.size()) == -1) {
emit failedToSetUsername(username);
} else {
saveConfiguration();
emit usernameSet(username);
}
}
void Core::setAvatar(uint8_t format, const QByteArray& data)
{
if (tox_set_avatar(tox, format, (uint8_t*)data.constData(), data.size()) != 0)
{
qWarning() << "Core: Failed to set self avatar";
return;
}
else
qDebug() << "Core: Set avatar, format:"<<format<<", size:"<<data.size();
QPixmap pic;
pic.loadFromData(data);
Settings::getInstance().saveAvatar(pic, getSelfId().toString());
emit selfAvatarChanged(pic);
// Broadcast our new avatar!
const uint32_t friendCount = tox_count_friendlist(tox);;
for (unsigned i=0; i<friendCount; i++)
tox_send_avatar_info(tox, i);
}
ToxID Core::getSelfId()
{
uint8_t friendAddress[TOX_FRIEND_ADDRESS_SIZE];
tox_get_address(tox, friendAddress);
return ToxID::fromString(CFriendAddress::toString(friendAddress));
}
QString Core::getStatusMessage()
{
int size = tox_get_self_status_message_size(tox);
uint8_t* name = new uint8_t[size];
if (tox_get_self_status_message(tox, name, size) == size)
return QString(CString::toString(name, size));
else
return QString();
delete[] name;
}
void Core::setStatusMessage(const QString& message)
{
CString cMessage(message);
if (tox_set_status_message(tox, cMessage.data(), cMessage.size()) == -1) {
emit failedToSetStatusMessage(message);
} else {
saveConfiguration();
emit statusMessageSet(message);
}
}
void Core::setStatus(Status status)
{
TOX_USERSTATUS userstatus;
switch (status) {
case Status::Online:
userstatus = TOX_USERSTATUS_NONE;
break;
case Status::Away:
userstatus = TOX_USERSTATUS_AWAY;
break;
case Status::Busy:
userstatus = TOX_USERSTATUS_BUSY;
break;
default:
userstatus = TOX_USERSTATUS_INVALID;
break;
}
if (tox_set_user_status(tox, userstatus) == 0) {
saveConfiguration();
emit statusSet(status);
} else {
emit failedToSetStatus(status);
}
}
void Core::onFileTransferFinished(ToxFile file)
{
if (file.direction == file.SENDING)
emit fileUploadFinished(file.filePath);
else
emit fileDownloadFinished(file.filePath);
}
void Core::bootstrapDht()
{
const Settings& s = Settings::getInstance();
QList<Settings::DhtServer> dhtServerList = s.getDhtServerList();
int listSize = dhtServerList.size();
static int j = qrand() % listSize, n=0;
// We couldn't connect after trying 6 different nodes, let's try something else
if (n>3)
{
qDebug() << "Core: We're having trouble connecting to the DHT, slowing down";
bootstrapTimer->setInterval(TOX_BOOTSTRAP_INTERVAL*(n-1));
}
else
qDebug() << "Core: Connecting to the DHT ...";
int i=0;
while (i < (2 - (n>3)))
{
const Settings::DhtServer& dhtServer = dhtServerList[j % listSize];
if (tox_bootstrap_from_address(tox, dhtServer.address.toLatin1().data(),
dhtServer.port, CUserId(dhtServer.userId).data()) == 1)
qDebug() << QString("Core: Bootstraping from ")+dhtServer.name+QString(", addr ")+dhtServer.address.toLatin1().data()
+QString(", port ")+QString().setNum(dhtServer.port);
else
qDebug() << "Core: Error bootstraping from "+dhtServer.name;
tox_do(tox);
j++;
i++;
n++;
}
}
void Core::process()
{
tox_do(tox);
#ifdef DEBUG
//we want to see the debug messages immediately
fflush(stdout);
#endif
checkConnection();
//int toxInterval = tox_do_interval(tox);
//qDebug() << QString("Tox interval %1").arg(toxInterval);
toxTimer->start(50);
}
void Core::checkConnection()
{
static bool isConnected = false;
if (tox_isconnected(tox) && !isConnected) {
qDebug() << "Core: Connected to DHT";
emit connected();
isConnected = true;
} else if (!tox_isconnected(tox) && isConnected) {
qDebug() << "Core: Disconnected to DHT";
emit disconnected();
isConnected = false;
}
}
void Core::loadConfiguration()
{
QString path = QDir(Settings::getSettingsDirPath()).filePath(CONFIG_FILE_NAME);
QFile configurationFile(path);
if (!configurationFile.exists()) {
qWarning() << "The Tox configuration file was not found";
return;
}
if (!configurationFile.open(QIODevice::ReadOnly)) {
qCritical() << "File " << path << " cannot be opened";
return;
}
qint64 fileSize = configurationFile.size();
if (fileSize > 0) {
QByteArray data = configurationFile.readAll();
tox_load(tox, reinterpret_cast<uint8_t *>(data.data()), data.size());
}
configurationFile.close();
// set GUI with user and statusmsg
QString name = getUsername();
if (name != "")
emit usernameSet(name);
QString msg = getStatusMessage();
if (msg != "")
emit statusMessageSet(msg);
loadFriends();
}
void Core::saveConfiguration()
{
if (!tox)
{
qWarning() << "Core::saveConfiguration: Tox not started, aborting!";
return;
}
QString path = Settings::getSettingsDirPath();
QDir directory(path);
if (!directory.exists() && !directory.mkpath(directory.absolutePath())) {
qCritical() << "Error while creating directory " << path;
return;
}
path = directory.filePath(CONFIG_FILE_NAME);
QSaveFile configurationFile(path);
if (!configurationFile.open(QIODevice::WriteOnly)) {
qCritical() << "File " << path << " cannot be opened";
return;
}
qDebug() << "Core: Saving";
uint32_t fileSize = tox_size(tox);
if (fileSize > 0 && fileSize <= INT32_MAX) {
uint8_t *data = new uint8_t[fileSize];
tox_save(tox, data);
configurationFile.write(reinterpret_cast<char *>(data), fileSize);
configurationFile.commit();
delete[] data;
}
Settings::getInstance().save();
}
void Core::loadFriends()
{
const uint32_t friendCount = tox_count_friendlist(tox);
if (friendCount > 0) {
// assuming there are not that many friends to fill up the whole stack
int32_t *ids = new int32_t[friendCount];
tox_get_friendlist(tox, ids, friendCount);
uint8_t clientId[TOX_CLIENT_ID_SIZE];
for (int32_t i = 0; i < static_cast<int32_t>(friendCount); ++i) {
if (tox_get_client_id(tox, ids[i], clientId) == 0) {
emit friendAdded(ids[i], CUserId::toString(clientId));
const int nameSize = tox_get_name_size(tox, ids[i]);
if (nameSize > 0) {
uint8_t *name = new uint8_t[nameSize];
if (tox_get_name(tox, ids[i], name) == nameSize) {
emit friendUsernameLoaded(ids[i], CString::toString(name, nameSize));
}
delete[] name;
}
const int statusMessageSize = tox_get_status_message_size(tox, ids[i]);
if (statusMessageSize > 0) {
uint8_t *statusMessage = new uint8_t[statusMessageSize];
if (tox_get_status_message(tox, ids[i], statusMessage, statusMessageSize) == statusMessageSize) {
emit friendStatusMessageLoaded(ids[i], CString::toString(statusMessage, statusMessageSize));
}
delete[] statusMessage;
}
checkLastOnline(ids[i]);
}
}
delete[] ids;
}
}
void Core::checkLastOnline(int friendId) {
const uint64_t lastOnline = tox_get_last_online(tox, friendId);
if (lastOnline > 0) {
emit friendLastSeenChanged(friendId, QDateTime::fromTime_t(lastOnline));
}
}
int Core::getGroupNumberPeers(int groupId) const
{
return tox_group_number_peers(tox, groupId);
}
QString Core::getGroupPeerName(int groupId, int peerId) const
{
QString name;
uint8_t nameArray[TOX_MAX_NAME_LENGTH];
int length = tox_group_peername(tox, groupId, peerId, nameArray);
if (length == -1)
{
qWarning() << "Core::getGroupPeerName: Unknown error";
return name;
}
name = CString::toString(nameArray, length);
return name;
}
QList<QString> Core::getGroupPeerNames(int groupId) const
{
QList<QString> names;
int nPeers = getGroupNumberPeers(groupId);
if (nPeers == -1)
{
qWarning() << "Core::getGroupPeerNames: Unable to get number of peers";
return names;
}
uint8_t namesArray[nPeers][TOX_MAX_NAME_LENGTH];
uint16_t* lengths = new uint16_t[nPeers];
int result = tox_group_get_names(tox, groupId, namesArray, lengths, nPeers);
if (result != nPeers)
{
qWarning() << "Core::getGroupPeerNames: Unexpected result";
return names;
}
for (int i=0; i<nPeers; i++)
names.push_back(CString::toString(namesArray[i], lengths[i]));
return names;
}
int Core::joinGroupchat(int32_t friendnumber, const uint8_t* friend_group_public_key) const
{
qDebug() << QString("Trying to join groupchat invite by friend %1").arg(friendnumber);
return tox_join_groupchat(tox, friendnumber, friend_group_public_key);
}
void Core::quitGroupChat(int groupId) const
{
tox_del_groupchat(tox, groupId);
}
void Core::removeFileFromQueue(bool sendQueue, int friendId, int fileId)
{
bool found = false;
if (sendQueue)
{
for (int i=0; i<fileSendQueue.size();)
{
if (fileSendQueue[i].friendId == friendId && fileSendQueue[i].fileNum == fileId)
{
found = true;
fileSendQueue[i].file->close();
delete fileSendQueue[i].file;
fileSendQueue.removeAt(i);
continue;
}
i++;
}
}
else
{
for (int i=0; i<fileRecvQueue.size();)
{
if (fileRecvQueue[i].friendId == friendId && fileRecvQueue[i].fileNum == fileId)
{
found = true;
fileRecvQueue[i].file->close();
delete fileRecvQueue[i].file;
fileRecvQueue.removeAt(i);
continue;
}
i++;
}
}
if (!found)
qWarning() << "Core::removeFileFromQueue: No such file in queue";
}
void Core::sendAllFileData(Core *core, ToxFile* file)
{
if (file->status == ToxFile::PAUSED)
{
file->sendTimer->start(5+TOX_FILE_INTERVAL);
return;
}
else if (file->status == ToxFile::STOPPED)
{
qWarning("Core::sendAllFileData: File is stopped");
file->sendTimer->disconnect();
delete file->sendTimer;
file->sendTimer = nullptr;
return;
}
emit core->fileTransferInfo(file->friendId, file->fileNum, file->filesize, file->bytesSent, ToxFile::SENDING);
qApp->processEvents();
long long chunkSize = tox_file_data_size(core->tox, file->friendId);
if (chunkSize == -1)
{
qWarning("Core::fileHeartbeat: Error getting preffered chunk size, aborting file send");
file->status = ToxFile::STOPPED;
emit core->fileTransferCancelled(file->friendId, file->fileNum, ToxFile::SENDING);
tox_file_send_control(core->tox, file->friendId, 0, file->fileNum, TOX_FILECONTROL_KILL, nullptr, 0);
removeFileFromQueue(true, file->friendId, file->fileNum);
return;
}
//qDebug() << "chunkSize: " << chunkSize;
chunkSize = std::min(chunkSize, file->filesize);
uint8_t* data = new uint8_t[chunkSize];
file->file->seek(file->bytesSent);
int readSize = file->file->read((char*)data, chunkSize);
if (readSize == -1)
{
qWarning() << QString("Core::sendAllFileData: Error reading from file: %1").arg(file->file->errorString());
delete[] data;
file->status = ToxFile::STOPPED;
emit core->fileTransferCancelled(file->friendId, file->fileNum, ToxFile::SENDING);
tox_file_send_control(core->tox, file->friendId, 0, file->fileNum, TOX_FILECONTROL_KILL, nullptr, 0);
removeFileFromQueue(true, file->friendId, file->fileNum);
return;
}
else if (readSize == 0)
{
qWarning() << QString("Core::sendAllFileData: Nothing to read from file: %1").arg(file->file->errorString());
delete[] data;
file->status = ToxFile::STOPPED;
emit core->fileTransferCancelled(file->friendId, file->fileNum, ToxFile::SENDING);
tox_file_send_control(core->tox, file->friendId, 0, file->fileNum, TOX_FILECONTROL_KILL, nullptr, 0);
removeFileFromQueue(true, file->friendId, file->fileNum);
return;
}
if (tox_file_send_data(core->tox, file->friendId, file->fileNum, data, readSize) == -1)
{
//qWarning("Core::fileHeartbeat: Error sending data chunk");
//core->process();
delete[] data;
//QThread::msleep(1);
file->sendTimer->start(1+TOX_FILE_INTERVAL);
return;
}
delete[] data;
file->bytesSent += readSize;
//qDebug() << QString("Core::fileHeartbeat: sent %1/%2 bytes").arg(file->bytesSent).arg(file->fileData.size());
if (file->bytesSent < file->filesize)
{
file->sendTimer->start(TOX_FILE_INTERVAL);
return;
}
else
{
//qDebug("Core: File transfer finished");
file->sendTimer->disconnect();
delete file->sendTimer;
file->sendTimer = nullptr;
tox_file_send_control(core->tox, file->friendId, 0, file->fileNum, TOX_FILECONTROL_FINISHED, nullptr, 0);
//emit core->fileTransferFinished(*file);
}
}
void Core::groupInviteFriend(int friendId, int groupId)
{
tox_invite_friend(tox, friendId, groupId);
}
void Core::createGroup()
{
emit emptyGroupCreated(tox_add_groupchat(tox));
}
QString Core::getFriendAddress(int friendNumber) const
{
// If we don't know the full address of the client, return just the id, otherwise get the full address
uint8_t rawid[TOX_CLIENT_ID_SIZE];
tox_get_client_id(tox, friendNumber, rawid);
QByteArray data((char*)rawid,TOX_CLIENT_ID_SIZE);
QString id = data.toHex().toUpper();
QList<QString>& friendAddresses = Settings::getInstance().friendAddresses;
for (QString addr : friendAddresses)
if (addr.toUpper().contains(id))
return addr;
return id;
}
QList<CString> Core::splitMessage(const QString &message)
{
QList<CString> splittedMsgs;
QByteArray ba_message(message.toUtf8());
while (ba_message.size() > TOX_MAX_MESSAGE_LENGTH)
{
int splitPos = ba_message.lastIndexOf(' ', TOX_MAX_MESSAGE_LENGTH - 1);
if (splitPos <= 0)
{
splitPos = TOX_MAX_MESSAGE_LENGTH;
if (ba_message[splitPos] & 0x80)
{
do {
splitPos--;
} while (!(ba_message[splitPos] & 0x40));
}
splitPos--;
}
splittedMsgs.push_back(CString(ba_message.left(splitPos + 1)));
ba_message = ba_message.mid(splitPos + 1);
}
splittedMsgs.push_back(CString(ba_message));
return splittedMsgs;
}