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/*
* Copyright (c) 2011 Kevin Smith
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#include <Swiftob/Commands.h>
#include <Swiften/Base/foreach.h>
#include <iostream>
#include <boost/bind.hpp>
#include <Swiften/Client/Client.h>
typedef std::pair<std::string, Commands::Command*> NamedCommand;
Commands::Commands(Users* users, Swift::Client* client, Storage* storage, MUCs* mucs) {
users_ = users;
client_ = client;
mucs_ = mucs;
storage_ = storage;
resetCommands();
}
void Commands::resetCommands() {
foreach (NamedCommand command, commands_) {
delete command.second;
}
commands_.clear();
registerCommand("quit", Owner, "Quit the bot", boost::bind(&Commands::handleQuitCommand, this, _1, _2, _3));
registerCommand("help", Anyone, "Get help", boost::bind(&Commands::handleHelpCommand, this, _1, _2, _3));
registerCommand("join", Owner, "Join a MUC", boost::bind(&Commands::handleJoinCommand, this, _1, _2, _3));
registerCommand("part", Owner, "Leave a MUC", boost::bind(&Commands::handlePartCommand, this, _1, _2, _3));
registerCommand("rehash", Owner, "Reload scripts", boost::bind(&Commands::handleRehashCommand, this, _1, _2, _3));
onReset();
}
void Commands::registerCommand(const std::string& name, RoleList roles, const std::string& description, boost::function<void(const std::string& /*command*/, const std::string& /*params*/, Swift::Message::ref)> callback) {
Command* command = new Command(roles, description);
commands_[name] = command;
command->onReceived.connect(callback);
}
bool Commands::hasCommand(const std::string& name) {
return commands_.find(name) != commands_.end();
}
bool Commands::runCommand(const std::string& name, const std::string& params, Swift::Message::ref message) {
Users::User::Role userRole = users_->getRoleForSender(message);
Command* command = commands_[name];
if (roleIn(userRole, command->getAllowedBy())) {
command->onReceived(name, params, message);
return true;
} else {
replyTo(message, "You may not run this command", true);
}
return false;
}
bool Commands::roleIn(const Users::User::Role userRole, RoleList roleList) {
switch (roleList) {
case Owner : return userRole == Users::User::Owner;
case Anyone : return true;
}
std::cerr << "Unrecognised role list" << std::endl;
return false;
}
void Commands::handleQuitCommand(const std::string& /*command*/, const std::string& /*params*/, Swift::Message::ref message) {
replyTo(message, "Shutting down");
std::cout << "Quitting at the behest of " << message->getFrom().toString() << std::endl;
exit(0);
}
void Commands::setRehashError(const std::string& error) {
if (!rehashError_.empty()) {
rehashError_ += "; ";
}
rehashError_ += error;
}
void Commands::handleRehashCommand(const std::string& /*command*/, const std::string& /*params*/, Swift::Message::ref message) {
rehashError_ = "";
replyTo(message, "Rehashing now.");
std::cout << "Rehashing at the behest of " << message->getFrom().toString() << std::endl;
resetCommands();
if (rehashError_.empty()) {
replyTo(message, "Rehash complete");
} else {
replyTo(message, "I have suffered a tremendous failure: " + rehashError_);
}
}
void Commands::handleJoinCommand(const std::string& /*command*/, const std::string& params, Swift::Message::ref message) {
Swift::JID room(params);
if (!room.isValid() || !room.getResource().empty() || room.getNode().empty()) {
replyTo(message, "Can't join " + room.toString() + ", not a valid room JID.");
return;
}
if (mucs_->contains(room)) {
replyTo(message, "I'm already (trying to be?) in " + room.toString() + ".");
return;
}
replyTo(message, "Trying to join " + room.toString() + ".");
mucs_->join(room, boost::bind(&Commands::handleJoinCommandSuccess, this, room, message), boost::bind(&Commands::handleJoinCommandFailure, this, room, _1, message));
}
void Commands::handlePartCommand(const std::string& /*command*/, const std::string& params, Swift::Message::ref message) {
Swift::JID room(params);
if (!room.isValid() || !room.getResource().empty() || room.getNode().empty()) {
replyTo(message, "Can't leave " + room.toString() + ", not a valid room JID.");
return;
}
if (mucs_->contains(room)) {
replyTo(message, "I'm not in " + room.toString() + ".");
return;
}
replyTo(message, "Leaving " + room.toString() + ".");
mucs_->part(room);
}
void Commands::handleJoinCommandSuccess(const Swift::JID& room, Swift::Message::ref message) {
replyTo(message, "Joined " + room.toString());
}
void Commands::handleJoinCommandFailure(const Swift::JID& room, const std::string& error, Swift::Message::ref message) {
replyTo(message, "Join to " + room.toString() + "failed. " + error);
}
void Commands::handleHelpCommand(const std::string& /*command*/, const std::string& /*params*/, Swift::Message::ref message) {
Users::User::Role userRole = users_->getRoleForSender(message);
std::string result("Available commands:");
std::string bang = message->getType() == Swift::Message::Groupchat ? "\n!" : "\n";
foreach (NamedCommand pair, commands_) {
if (roleIn(userRole, pair.second->getAllowedBy())) {
result += bang + pair.first + " - " + pair.second->getDescription();
}
}
replyTo(message, result, true);
}
/**
* \param outOfMUC Reply to the sender directly, don't spam MUCs with the reply
*/
void Commands::replyTo(Swift::Message::ref source, std::string replyBody, bool outOfMUC) {
Swift::Message::ref reply(new Swift::Message());
Swift::Message::Type type = source->getType();
reply->setType(type);
reply->setBody(type == Swift::Message::Groupchat ? source->getFrom().getResource() + ": " + replyBody : replyBody);
Swift::JID to = source->getFrom();
if (type == Swift::Message::Groupchat) {
if (outOfMUC) {
reply->setType(Swift::Message::Chat);
} else {
to = to.toBare();
}
}
reply->setTo(to);
if (client_->isAvailable()) {
client_->sendMessage(reply);
} else {
std::cout << "Dropping '" + reply->getBody() + "' -> " + reply->getTo().toString() + " on the floor due to missing connection." << std::endl;
}
}
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