spectrum2/backends/libcommuni/ircnetworkplugin.cpp

301 lines
11 KiB
C++

/**
* XMPP - libpurple transport
*
* Copyright (C) 2013, Jan Kaluza <hanzz.k@gmail.com>
*
* 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 2 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
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
*/
#include <IrcCommand>
#include <IrcMessage>
#include "ircnetworkplugin.h"
#include "transport/Logging.h"
DEFINE_LOGGER(logger, "IRCNetworkPlugin");
#define FROM_UTF8(WHAT) QString::fromUtf8((WHAT).c_str(), (WHAT).size())
#define TO_UTF8(WHAT) std::string((WHAT).toUtf8().data(), (WHAT).toUtf8().size())
IRCNetworkPlugin::IRCNetworkPlugin(Config *config, Swift::QtEventLoop *loop, const std::string &host, int port) {
m_config = config;
m_currentServer = 0;
m_firstPing = true;
m_socket = new QTcpSocket();
m_socket->connectToHost(FROM_UTF8(host), port);
connect(m_socket, SIGNAL(readyRead()), this, SLOT(readData()));
std::string server = CONFIG_STRING_DEFAULTED(m_config, "service.irc_server", "");
if (!server.empty()) {
m_servers.push_back(server);
}
else {
std::list<std::string> list;
list = CONFIG_LIST_DEFAULTED(m_config, "service.irc_server", list);
m_servers.insert(m_servers.begin(), list.begin(), list.end());
}
if (CONFIG_HAS_KEY(m_config, "service.irc_identify")) {
m_identify = CONFIG_STRING(m_config, "service.irc_identify");
}
else {
m_identify = "NickServ identify $name $password";
}
}
void IRCNetworkPlugin::tryNextServer() {
if (!m_servers.empty()) {
int nextServer = (m_currentServer + 1) % m_servers.size();
LOG4CXX_INFO(logger, "Server " << m_servers[m_currentServer] << " disconnected user. Next server to try will be " << m_servers[nextServer]);
m_currentServer = nextServer;
}
}
void IRCNetworkPlugin::readData() {
size_t availableBytes = m_socket->bytesAvailable();
if (availableBytes == 0)
return;
if (m_firstPing) {
m_firstPing = false;
NetworkPlugin::PluginConfig cfg;
cfg.setNeedRegistration(false);
cfg.setSupportMUC(true);
cfg.disableJIDEscaping();
sendConfig(cfg);
}
std::string d = std::string(m_socket->readAll().data(), availableBytes);
handleDataRead(d);
}
void IRCNetworkPlugin::sendData(const std::string &string) {
m_socket->write(string.c_str(), string.size());
}
MyIrcSession *IRCNetworkPlugin::createSession(const std::string &user, const std::string &hostname, const std::string &nickname, const std::string &password, const std::string &suffix) {
MyIrcSession *session = new MyIrcSession(user, this, suffix);
session->setUserName(FROM_UTF8(nickname));
session->setNickName(FROM_UTF8(nickname));
session->setRealName(FROM_UTF8(nickname));
// session->setEncoding("UTF8");
std::vector<std::string> hostname_parts;
boost::split(hostname_parts, hostname, boost::is_any_of(":/"));
if (hostname_parts.size() == 2 && !hostname_parts[0].empty() && !hostname_parts[1].empty()) { // hostname was splitted
session->setHost(FROM_UTF8(hostname_parts[0])); // real hostname
int port = atoi(hostname_parts[1].c_str()); // user port
if (hostname_parts[1][0] == '+' || port == 6697) { // use SSL
port = (port < 1 || port > 65535) ? 6697 : port; // default to standard SSL port
session->setSecure(true);
} else { // use TCP
port = (port < 1 || port > 65535) ? 6667 : port; // default to standart TCP port
}
session->setPort(port);
} else { // hostname was not splitted: default to old behaviour
session->setHost(FROM_UTF8(hostname));
session->setPort(6667);
}
if (!password.empty()) {
std::string identify = m_identify;
boost::replace_all(identify, "$password", password);
boost::replace_all(identify, "$name", nickname);
if (CONFIG_BOOL_DEFAULTED(m_config, "service.irc_send_pass", false)) {
session->setPassword(FROM_UTF8(password)); // use IRC PASS
} else {
session->setIdentify(identify); // use identify supplied
}
}
session->createBufferModel();
LOG4CXX_INFO(logger, user << ": Connecting " << hostname << " as " << nickname << ", port=" << session->port() << ", suffix=" << suffix);
return session;
}
void IRCNetworkPlugin::handleLoginRequest(const std::string &user, const std::string &legacyName, const std::string &password) {
if (!m_servers.empty()) {
// legacy name is user's nickname
if (m_sessions[user] != NULL) {
LOG4CXX_WARN(logger, user << ": Already logged in.");
return;
}
m_sessions[user] = createSession(user, m_servers[m_currentServer], legacyName, password, "");
m_sessions[user]->open();
}
else {
// We are waiting for first room join to connect user to IRC network, because we don't know which
// network he chooses...
LOG4CXX_INFO(logger, user << ": Ready for connections");
handleConnected(user);
}
}
void IRCNetworkPlugin::handleVCardRequest(const std::string &user, const std::string &legacyName, unsigned int id) {
handleVCard(user, id, legacyName, "", "", "");
}
void IRCNetworkPlugin::handleLogoutRequest(const std::string &user, const std::string &legacyName) {
if (m_sessions[user] == NULL) {
LOG4CXX_WARN(logger, user << ": Already disconnected.");
return;
}
LOG4CXX_INFO(logger, user << ": Disconnecting.");
m_sessions[user]->close();
m_sessions[user]->deleteLater();
m_sessions.erase(user);
}
std::string IRCNetworkPlugin::getSessionName(const std::string &user, const std::string &legacyName) {
std::string u = user;
if (!CONFIG_BOOL(m_config, "service.server_mode") && m_servers.empty()) {
u = user + legacyName.substr(legacyName.find("@") + 1);
if (u.find("/") != std::string::npos) {
u = u.substr(0, u.find("/"));
}
}
return u;
}
std::string IRCNetworkPlugin::getTargetName(const std::string &legacyName) {
std::string r = legacyName;
if (legacyName.find("/") == std::string::npos) {
r = legacyName.substr(0, r.find("@"));
}
else {
r = legacyName.substr(legacyName.find("/") + 1);
}
return r;
}
void IRCNetworkPlugin::handleMessageSendRequest(const std::string &user, const std::string &legacyName, const std::string &message, const std::string &/*xhtml*/, const std::string &/*id*/) {
std::string session = getSessionName(user, legacyName);
if (m_sessions[session] == NULL) {
LOG4CXX_WARN(logger, user << ": Session name: " << session << ", No session for user");
return;
}
std::string target = getTargetName(legacyName);
// We are sending PM message. On XMPP side, user is sending PM using the particular channel,
// for example #room@irc.freenode.org/hanzz. On IRC side, we are forwarding this message
// just to "hanzz". Therefore we have to somewhere store, that message from "hanzz" should
// be mapped to #room@irc.freenode.org/hanzz.
if (legacyName.find("/") != std::string::npos) {
m_sessions[session]->addPM(target, legacyName.substr(0, legacyName.find("@")));
}
LOG4CXX_INFO(logger, user << ": Session name: " << session << ", message to " << target);
if (message.find("/me") == 0) {
m_sessions[session]->sendCommand(IrcCommand::createCtcpAction(FROM_UTF8(target), FROM_UTF8(message.substr(4))));
}
else if (message.find("/whois") == 0 || message.find(".whois") == 0) {
m_sessions[session]->sendWhoisCommand(target, message.substr(7));
return;
}
else {
m_sessions[session]->sendCommand(IrcCommand::createMessage(FROM_UTF8(target), FROM_UTF8(message)));
}
if (target.find("#") == 0) {
handleMessage(user, legacyName, message, TO_UTF8(m_sessions[session]->nickName()));
}
}
void IRCNetworkPlugin::handleRoomSubjectChangedRequest(const std::string &user, const std::string &room, const std::string &message) {
std::string session = getSessionName(user, room);
if (m_sessions[session] == NULL) {
LOG4CXX_WARN(logger, user << ": Session name: " << session << ", No session for user");
return;
}
std::string target = getTargetName(room);
m_sessions[session]->sendCommand(IrcCommand::createTopic(FROM_UTF8(target), FROM_UTF8(message)));
}
void IRCNetworkPlugin::handleJoinRoomRequest(const std::string &user, const std::string &room, const std::string &nickname, const std::string &password) {
std::string session = getSessionName(user, room);
std::string target = getTargetName(room);
LOG4CXX_INFO(logger, user << ": Session name: " << session << ", Joining room " << target);
bool createdSession = false;
if (m_sessions[session] == NULL) {
if (m_servers.empty()) {
// in gateway mode we want to login this user to network according to legacyName
if (room.find("@") != std::string::npos) {
// suffix is %irc.freenode.net to let MyIrcSession return #room%irc.freenode.net
m_sessions[session] = createSession(user, room.substr(room.find("@") + 1), nickname, "", room.substr(room.find("@")));
createdSession = true;
}
else {
LOG4CXX_WARN(logger, user << ": There's no proper server defined in room to which this user wants to join: " << room);
return;
}
}
else {
LOG4CXX_WARN(logger, user << ": Join room requested for unconnected user");
return;
}
}
m_sessions[session]->sendCommand(IrcCommand::createJoin(FROM_UTF8(target), FROM_UTF8(password)));
m_sessions[session]->rooms += 1;
if (createdSession) {
m_sessions[session]->open();
}
// update nickname, because we have nickname per session, no nickname per room.
if (nickname != TO_UTF8(m_sessions[session]->nickName())) {
handleRoomNicknameChanged(user, room, TO_UTF8(m_sessions[session]->nickName()));
handleParticipantChanged(user, nickname, room, 0, pbnetwork::STATUS_ONLINE, "", TO_UTF8(m_sessions[session]->nickName()));
}
}
void IRCNetworkPlugin::handleLeaveRoomRequest(const std::string &user, const std::string &room) {
std::string session = getSessionName(user, room);
std::string target = getTargetName(room);
LOG4CXX_INFO(logger, user << ": Session name: " << session << ", Leaving room " << target);
if (m_sessions[session] == NULL)
return;
m_sessions[session]->sendCommand(IrcCommand::createPart(FROM_UTF8(target)));
m_sessions[session]->rooms -= 1;
if (m_sessions[session]->rooms <= 0 && m_servers.empty()) {
LOG4CXX_INFO(logger, user << ": Session name: " << session << ", User is not in any room, disconnecting from network");
m_sessions[session]->close();
m_sessions[session]->deleteLater();
m_sessions.erase(session);
}
}
void IRCNetworkPlugin::handleStatusChangeRequest(const std::string &user, int status, const std::string &statusMessage) {
if (m_sessions[user] == NULL) {
return;
}
if (status == pbnetwork::STATUS_AWAY) {
LOG4CXX_INFO(logger, user << ": User is now away.");
m_sessions[user]->sendCommand(IrcCommand::createAway(statusMessage.empty() ? "Away" : FROM_UTF8(statusMessage)));
}
else {
LOG4CXX_INFO(logger, user << ": User is not away anymore.");
m_sessions[user]->sendCommand(IrcCommand::createAway(""));
}
}