1 /*
2  * InspIRCd -- Internet Relay Chat Daemon
3  *
4  *   Copyright (C) 2018, 2020 Sadie Powell <sadie@witchery.services>
5  *   Copyright (C) 2012 Robby <robby@chatbelgie.be>
6  *   Copyright (C) 2009 Robin Burchell <robin+git@viroteck.net>
7  *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
8  *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
9  *   Copyright (C) 2006, 2010 Craig Edwards <brain@inspircd.org>
10  *
11  * This file is part of InspIRCd.  InspIRCd is free software: you can
12  * redistribute it and/or modify it under the terms of the GNU General Public
13  * License as published by the Free Software Foundation, version 2.
14  *
15  * This program is distributed in the hope that it will be useful, but WITHOUT
16  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
22  */
23 
24 
25 #include "inspircd.h"
26 
CommandBase(Module * mod,const std::string & cmd,unsigned int minpara,unsigned int maxpara)27 CommandBase::CommandBase(Module* mod, const std::string& cmd, unsigned int minpara, unsigned int maxpara)
28 	: ServiceProvider(mod, cmd, SERVICE_COMMAND)
29 	, min_params(minpara)
30 	, max_params(maxpara)
31 	, allow_empty_last_param(true)
32 {
33 }
34 
~CommandBase()35 CommandBase::~CommandBase()
36 {
37 }
38 
EncodeParameter(std::string & parameter,unsigned int index)39 void CommandBase::EncodeParameter(std::string& parameter, unsigned int index)
40 {
41 }
42 
GetRouting(User * user,const Params & parameters)43 RouteDescriptor CommandBase::GetRouting(User* user, const Params& parameters)
44 {
45 	return ROUTE_LOCALONLY;
46 }
47 
Command(Module * mod,const std::string & cmd,unsigned int minpara,unsigned int maxpara)48 Command::Command(Module* mod, const std::string& cmd, unsigned int minpara, unsigned int maxpara)
49 	: CommandBase(mod, cmd, minpara, maxpara)
50 	, flags_needed(0)
51 	, force_manual_route(false)
52 	, Penalty(1)
53 	, use_count(0)
54 	, works_before_reg(false)
55 {
56 }
57 
~Command()58 Command::~Command()
59 {
60 	ServerInstance->Parser.RemoveCommand(this);
61 }
62 
RegisterService()63 void Command::RegisterService()
64 {
65 	if (!ServerInstance->Parser.AddCommand(this))
66 		throw ModuleException("Command already exists: " + name);
67 }
68 
TellNotEnoughParameters(LocalUser * user,const Params & parameters)69 void Command::TellNotEnoughParameters(LocalUser* user, const Params& parameters)
70 {
71 	user->WriteNumeric(ERR_NEEDMOREPARAMS, name, "Not enough parameters.");
72 	if (ServerInstance->Config->SyntaxHints && user->registered == REG_ALL && syntax.length())
73 		user->WriteNumeric(RPL_SYNTAX, name, syntax);
74 }
75 
TellNotRegistered(LocalUser * user,const Params & parameters)76 void Command::TellNotRegistered(LocalUser* user, const Params& parameters)
77 {
78 	user->WriteNumeric(ERR_NOTREGISTERED, name, "You have not registered.");
79 }
80 
SplitCommand(Module * me,const std::string & cmd,unsigned int minpara,unsigned int maxpara)81 SplitCommand::SplitCommand(Module* me, const std::string& cmd, unsigned int minpara, unsigned int maxpara)
82 	: Command(me, cmd, minpara, maxpara)
83 {
84 }
85 
Handle(User * user,const Params & parameters)86 CmdResult SplitCommand::Handle(User* user, const Params& parameters)
87 {
88 	switch (user->usertype)
89 	{
90 		case USERTYPE_LOCAL:
91 			return HandleLocal(static_cast<LocalUser*>(user), parameters);
92 
93 		case USERTYPE_REMOTE:
94 			return HandleRemote(static_cast<RemoteUser*>(user), parameters);
95 
96 		case USERTYPE_SERVER:
97 			return HandleServer(static_cast<FakeUser*>(user), parameters);
98 	}
99 
100 	ServerInstance->Logs->Log("COMMAND", LOG_DEFAULT, "Unknown user type %d in command (uuid=%s)!",
101 		user->usertype, user->uuid.c_str());
102 	return CMD_INVALID;
103 }
104 
HandleLocal(LocalUser * user,const Params & parameters)105 CmdResult SplitCommand::HandleLocal(LocalUser* user, const Params& parameters)
106 {
107 	return CMD_INVALID;
108 }
109 
HandleRemote(RemoteUser * user,const Params & parameters)110 CmdResult SplitCommand::HandleRemote(RemoteUser* user, const Params& parameters)
111 {
112 	return CMD_INVALID;
113 }
114 
HandleServer(FakeUser * user,const Params & parameters)115 CmdResult SplitCommand::HandleServer(FakeUser* user, const Params& parameters)
116 {
117 	return CMD_INVALID;
118 }
119