7a3f4edf4a
This is so that tests can use the logic without having to call in main as well. Furthermore, this way, Qt actually recognises it as a library, and makes it easier to import to tests.
338 lines
9.7 KiB
C++
338 lines
9.7 KiB
C++
//////////////////////////////////////////////////////////////////////////////////////
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// akashi - a server for Attorney Online 2 //
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// Copyright (C) 2020 scatterflower //
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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 Affero General Public License as //
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// published by the Free Software Foundation, either version 3 of the //
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// License, or (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 Affero General Public License for more details. //
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// //
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// You should have received a copy of the GNU Affero General Public License //
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// along with this program. If not, see <https://www.gnu.org/licenses/>. //
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//////////////////////////////////////////////////////////////////////////////////////
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#ifndef SERVER_H
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#define SERVER_H
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#include "include/aoclient.h"
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#include "include/aopacket.h"
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#include "include/area_data.h"
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#include "include/ws_proxy.h"
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#include "include/db_manager.h"
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#include <QCoreApplication>
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#include <QDebug>
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#include <QFile>
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#include <QMap>
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#include <QSettings>
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#include <QString>
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#include <QTcpServer>
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#include <QTcpSocket>
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#include <QTimer>
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class AOClient;
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class DBManager;
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class AreaData;
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/**
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* @brief The class that represents the actual server as it is.
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*/
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class Server : public QObject {
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Q_OBJECT
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public:
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/**
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* @brief Creates a Server instance.
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*
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* @param p_port The TCP port to listen for connections on.
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* @param p_ws_port The WebSocket port to listen for connections on.
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* @param parent Qt-based parent, passed along to inherited constructor from QObject.
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*/
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Server(int p_port, int p_ws_port, QObject* parent = nullptr);
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/**
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* @brief Destructor for the Server class.
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*
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* @details Marks every Client, the WSProxy, the underlying #server, and the database manager to be deleted later.
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*/
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~Server();
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/**
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* @brief Starts the server.
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*
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* @details Amongst other things, this function starts the listening on the given TCP port, sets up the server
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* according to the configuration file, and starts listening on the WebSocket port if it is not `-1`.
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*
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* Advertising is not done here -- see Advertiser::contactMasterServer() for that.
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*/
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void start();
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/**
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* @brief Gets a pointer to a client by IPID.
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*
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* @param ipid The IPID to look for.
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*
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* @return A pointer to the client if found, a nullpointer if not.
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*
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* @see Server::getClientsByIpid() to get all clients ran by the same user.
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*/
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AOClient* getClient(QString ipid);
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/**
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* @brief Gets a list of pointers to all clients with the given IPID.
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*
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* @param ipid The IPID to look for.
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*
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* @return A list of clients whose IPID match. List may be empty.
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*/
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QList<AOClient*> getClientsByIpid(QString ipid);
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/**
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* @brief Gets a pointer to a client by user ID.
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*
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* @param id The user ID to look for.
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*
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* @return A pointer to the client if found, a nullpointer if not.
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*/
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AOClient* getClientByID(int id);
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/**
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* @brief Updates which characters are taken in the given area, and sends out an update packet to
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* all clients present the area.
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*
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* @param area The area in which to update the list of characters.
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*/
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void updateCharsTaken(AreaData* area);
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/**
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* @brief Sends a packet to all clients in a given area.
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*
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* @param packet The packet to send to the clients.
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* @param area_index The index of the area to look for clients in.
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*
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* @note Does nothing if an area by the given index does not exist.
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*/
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void broadcast(AOPacket packet, int area_index);
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/**
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* @brief Sends a packet to all clients in the server.
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*
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* @param packet The packet to send to the clients.
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*/
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void broadcast(AOPacket packet);
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/**
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* @brief Returns the character's character ID (= their index in the character list).
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*
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* @param char_name The 'internal' name for the character whose character ID to look up. This is equivalent to
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* the name of the directory of the character.
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*
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* @return The character ID if a character with that name exists in the character selection list, `-1` if not.
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*/
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int getCharID(QString char_name);
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/**
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* @brief The collection of all currently connected clients.
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*/
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QVector<AOClient*> clients;
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/**
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* @brief The overall player count in the server.
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*/
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int player_count;
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/**
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* @brief The characters available on the server to use.
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*/
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QStringList characters;
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/**
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* @brief The areas on the server.
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*/
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QVector<AreaData*> areas;
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/**
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* @brief The names of the areas on the server.
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*
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* @details Equivalent to iterating over #areas and getting the area names individually, but grouped together
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* here for faster access.
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*/
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QStringList area_names;
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/**
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* @brief The available songs on the server.
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*
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* @details Does **not** include the area names, the actual music list packet should be constructed from
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* #area_names and this combined.
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*/
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QStringList music_list;
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/**
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* @brief The backgrounds on the server that may be used in areas.
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*/
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QStringList backgrounds;
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/**
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* @brief The database manager on the server, used to store users' bans and authorisation details.
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*/
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DBManager* db_manager;
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/**
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* @brief The max amount of players on the server.
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*/
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QString max_players;
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/**
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* @brief The user-facing server name.
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*/
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QString server_name;
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/**
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* @brief The server description.
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*/
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QString server_desc;
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/**
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* @brief The Message Of The Day of the server, shown upon entry to the server and on request.
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*/
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QString MOTD;
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/**
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* @brief The Maximum amounts of IC-Messages an area is allowed to store.
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*/
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int maximum_statements;
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/**
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* @brief The authorization type of the server.
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*
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* @details In simple mode, the modpass stored in config.ini is used for moderator logins. In advanced mode, logins found in the database are used.
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*/
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QString auth_type;
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/**
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* @brief The modpass for moderator login with simple auth_type.
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*/
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QString modpass;
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/**
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* @brief The amount of subscripts zalgo is stripped by.
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*/
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int zalgo_tolerance;
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/**
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* @brief The highest value dice can have.
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*/
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int dice_value;
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/**
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* @brief The max amount of dice that can be rolled at once.
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*/
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int max_dice;
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/**
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* @brief The amount of time in seconds to wait before marking a user AFK.
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*/
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int afk_timeout;
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/**
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* @brief The server-wide global timer.
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*/
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QTimer* timer;
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/**
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* @brief Loads values from config.ini.
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*/
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void loadServerConfig();
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/**
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* @brief Loads the configuration files for commands into stringlists.
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*/
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void loadCommandConfig();
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/**
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* @brief Returns a stringlist with the contents of a .txt file from config/text/.
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*
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* @param Name of the file to load.
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*/
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QStringList loadConfigFile(QString filename);
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QStringList getCursedCharsTaken(AOClient* client, QStringList chars_taken);
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/**
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* @brief List holding the contents of 8ball.txt, used by /8ball.
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*/
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QStringList magic_8ball_answers;
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/**
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* @brief List holding the contents of praise.txt, used by AOClient::getReprimand.
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*/
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QStringList praise_list;
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/**
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* @brief List holding the contents of reprimands.txt, used by AOClient::getReprimand.
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*/
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QStringList reprimands_list;
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/**
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* @brief List holding the contents of gimp.txt, used by AOClient::cmdGimp.
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*/
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QStringList gimp_list;
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/**
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* @brief Integer representing the maximum number of clients allowed to connect from the same IP
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*/
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int multiclient_limit;
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/**
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* @brief Integer representing the maximum amount of characters an IC or OOC message can contain.
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*/
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int max_chars;
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public slots:
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/**
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* @brief Handles a new connection.
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*
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* @details The function creates an AOClient to represent the user, assigns a user ID to them, and
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* checks if the client is banned.
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*/
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void clientConnected();
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signals:
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/**
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* @brief Sends the server name and description, emitted by /reload.
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*
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* @param p_name The server name.
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* @param p_desc The server description.
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*/
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void reloadRequest(QString p_name, QString p_desc);
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private:
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/**
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* @brief The proxy used for WebSocket connections.
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*
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* @see WSProxy and WSClient for an explanation as to why this is a thing.
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*/
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WSProxy* proxy;
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/**
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* @brief Listens for incoming TCP connections.
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*/
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QTcpServer* server;
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/**
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* @brief The port through which the server will accept TCP connections.
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*/
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int port;
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/**
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* @brief The port through which the server will accept WebSocket connections.
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*/
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int ws_port;
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};
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#endif // SERVER_H
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