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/*
* Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
* Copyright (C) 2005-2009 MaNGOS <http://getmangos.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, see <http://www.gnu.org/licenses/>.
*/
#ifndef TRINITYCORE_CHAT_H
#define TRINITYCORE_CHAT_H
#include "SharedDefines.h"
#include "StringFormat.h"
#include "WorldSession.h"
#include "RBAC.h"
#include "Packets/ChatPackets.h"
#include <vector>
class ChatHandler;
class Creature;
class Group;
class Player;
class Unit;
class WorldSession;
class WorldObject;
struct GameTele;
class ChatCommand
{
typedef bool(*pHandler)(ChatHandler*, char const*);
public:
ChatCommand(char const* name, uint32 permission, bool allowConsole, pHandler handler, std::string help, std::vector<ChatCommand> childCommands = std::vector<ChatCommand>())
: Name(ASSERT_NOTNULL(name)), Permission(permission), AllowConsole(allowConsole), Handler(handler), Help(std::move(help)), ChildCommands(std::move(childCommands)) { }
char const* Name;
uint32 Permission; // function pointer required correct align (use uint32)
bool AllowConsole;
pHandler Handler;
std::string Help;
std::vector<ChatCommand> ChildCommands;
};
class ChatHandler
{
public:
WorldSession* GetSession() { return m_session; }
explicit ChatHandler(WorldSession* session) : m_session(session), sentErrorMessage(false) { }
virtual ~ChatHandler() { }
static char* LineFromMessage(char*& pos) { char* start = strtok(pos, "\n"); pos = NULL; return start; }
// function with different implementation for chat/console
virtual char const* GetTrinityString(uint32 entry) const;
virtual void SendSysMessage(char const* str, bool escapeCharacters = false);
void SendSysMessage(uint32 entry);
template<typename... Args>
void PSendSysMessage(const char* fmt, Args&&... args)
{
SendSysMessage(Trinity::StringFormat(fmt, std::forward<Args>(args)...).c_str());
}
template<typename... Args>
void PSendSysMessage(uint32 entry, Args&&... args)
{
SendSysMessage(PGetParseString(entry, std::forward<Args>(args)...).c_str());
}
template<typename... Args>
std::string PGetParseString(uint32 entry, Args&&... args) const
{
return Trinity::StringFormat(GetTrinityString(entry), std::forward<Args>(args)...);
}
bool ParseCommands(const char* text);
static std::vector<ChatCommand> const& getCommandTable();
bool isValidChatMessage(const char* msg);
void SendGlobalSysMessage(const char *str);
bool hasStringAbbr(const char* name, const char* part);
// function with different implementation for chat/console
virtual bool isAvailable(ChatCommand const& cmd) const;
virtual bool HasPermission(uint32 permission) const { return m_session->HasPermission(permission); }
virtual std::string GetNameLink() const { return GetNameLink(m_session->GetPlayer()); }
virtual bool needReportToTarget(Player* chr) const;
virtual LocaleConstant GetSessionDbcLocale() const;
virtual int GetSessionDbLocaleIndex() const;
bool HasLowerSecurity(Player* target, ObjectGuid guid, bool strong = false);
bool HasLowerSecurityAccount(WorldSession* target, uint32 account, bool strong = false);
void SendGlobalGMSysMessage(const char *str);
Player* getSelectedPlayer();
Creature* getSelectedCreature();
Unit* getSelectedUnit();
WorldObject* getSelectedObject();
// Returns either the selected player or self if there is no selected player
Player* getSelectedPlayerOrSelf();
char* extractKeyFromLink(char* text, char const* linkType, char** something1 = NULL);
char* extractKeyFromLink(char* text, char const* const* linkTypes, int* found_idx, char** something1 = NULL);
// if args have single value then it return in arg2 and arg1 == NULL
void extractOptFirstArg(char* args, char** arg1, char** arg2);
char* extractQuotedArg(char* args);
uint32 extractSpellIdFromLink(char* text);
ObjectGuid extractGuidFromLink(char* text);
GameTele const* extractGameTeleFromLink(char* text);
bool GetPlayerGroupAndGUIDByName(const char* cname, Player*& player, Group*& group, ObjectGuid& guid, bool offline = false);
std::string extractPlayerNameFromLink(char* text);
// select by arg (name/link) or in-game selection online/offline player or self if a creature is selected
bool extractPlayerTarget(char* args, Player** player, ObjectGuid* player_guid = NULL, std::string* player_name = NULL);
std::string playerLink(std::string const& name) const { return m_session ? "|cffffffff|Hplayer:"+name+"|h["+name+"]|h|r" : name; }
std::string GetNameLink(Player* chr) const;
GameObject* GetNearbyGameObject();
GameObject* GetObjectGlobalyWithGuidOrNearWithDbGuid(ObjectGuid::LowType lowguid, uint32 entry);
bool HasSentErrorMessage() const { return sentErrorMessage; }
void SetSentErrorMessage(bool val){ sentErrorMessage = val; }
static bool LoadCommandTable() { return load_command_table; }
static void SetLoadCommandTable(bool val) { load_command_table = val; }
bool ShowHelpForCommand(std::vector<ChatCommand> const& table, const char* cmd);
protected:
explicit ChatHandler() : m_session(NULL), sentErrorMessage(false) { } // for CLI subclass
static bool SetDataForCommandInTable(std::vector<ChatCommand>& table, const char* text, uint32 permission, std::string const& help, std::string const& fullcommand);
bool ExecuteCommandInTable(std::vector<ChatCommand> const& table, const char* text, std::string const& fullcmd);
bool ShowHelpForSubCommands(std::vector<ChatCommand> const& table, char const* cmd, char const* subcmd);
private:
WorldSession* m_session; // != NULL for chat command call and NULL for CLI command
// common global flag
static bool load_command_table;
bool sentErrorMessage;
};
class CliHandler : public ChatHandler
{
public:
typedef void Print(void*, char const*);
explicit CliHandler(void* callbackArg, Print* zprint) : m_callbackArg(callbackArg), m_print(zprint) { }
// overwrite functions
char const* GetTrinityString(uint32 entry) const override;
bool isAvailable(ChatCommand const& cmd) const override;
bool HasPermission(uint32 /*permission*/) const override { return true; }
void SendSysMessage(const char *str, bool escapeCharacters) override;
std::string GetNameLink() const override;
bool needReportToTarget(Player* chr) const override;
LocaleConstant GetSessionDbcLocale() const override;
int GetSessionDbLocaleIndex() const override;
private:
void* m_callbackArg;
Print* m_print;
};
#endif
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