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Fix dccallow to work with files with spaces in their names
[user/henk/code/inspircd.git] / src / modules / m_conn_waitpong.cpp
1 /*
2  * InspIRCd -- Internet Relay Chat Daemon
3  *
4  *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
5  *   Copyright (C) 2008 Pippijn van Steenhoven <pip88nl@gmail.com>
6  *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
7  *   Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
8  *   Copyright (C) 2006-2007 Oliver Lupton <oliverlupton@gmail.com>
9  *   Copyright (C) 2006 Craig Edwards <craigedwards@brainbox.cc>
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
27 /* $ModDesc: Forces connecting clients to send a PONG message back to the server before they can complete their connection */
28
29 class ModuleWaitPong : public Module
30 {
31         bool sendsnotice;
32         bool killonbadreply;
33         LocalStringExt ext;
34
35  public:
36         ModuleWaitPong()
37          : ext("waitpong_pingstr", this)
38         {
39         }
40
41         void init()
42         {
43                 ServerInstance->Modules->AddService(ext);
44                 OnRehash(NULL);
45                 Implementation eventlist[] = { I_OnUserRegister, I_OnCheckReady, I_OnPreCommand, I_OnRehash };
46                 ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
47         }
48
49         void OnRehash(User* user)
50         {
51                 ConfigTag* tag = ServerInstance->Config->ConfValue("waitpong");
52                 sendsnotice = tag->getBool("sendsnotice", true);
53                 killonbadreply = tag->getBool("killonbadreply", true);
54         }
55
56         ModResult OnUserRegister(LocalUser* user)
57         {
58                 std::string pingrpl = ServerInstance->GenRandomStr(10);
59
60                 user->Write("PING :%s", pingrpl.c_str());
61
62                 if(sendsnotice)
63                         user->WriteServ("NOTICE %s :*** If you are having problems connecting due to ping timeouts, please type /quote PONG %s or /raw PONG %s now.", user->nick.c_str(), pingrpl.c_str(), pingrpl.c_str());
64
65                 ext.set(user, pingrpl);
66                 return MOD_RES_PASSTHRU;
67         }
68
69         ModResult OnPreCommand(std::string &command, std::vector<std::string> &parameters, LocalUser* user, bool validated, const std::string &original_line)
70         {
71                 if (command == "PONG")
72                 {
73                         std::string* pingrpl = ext.get(user);
74
75                         if (pingrpl)
76                         {
77                                 if (!parameters.empty() && *pingrpl == parameters[0])
78                                 {
79                                         ext.unset(user);
80                                         return MOD_RES_DENY;
81                                 }
82                                 else
83                                 {
84                                         if(killonbadreply)
85                                                 ServerInstance->Users->QuitUser(user, "Incorrect ping reply for registration");
86                                         return MOD_RES_DENY;
87                                 }
88                         }
89                 }
90                 return MOD_RES_PASSTHRU;
91         }
92
93         ModResult OnCheckReady(LocalUser* user)
94         {
95                 return ext.get(user) ? MOD_RES_DENY : MOD_RES_PASSTHRU;
96         }
97
98         ~ModuleWaitPong()
99         {
100         }
101
102         Version GetVersion()
103         {
104                 return Version("Require pong prior to registration", VF_VENDOR);
105         }
106
107 };
108
109 MODULE_INIT(ModuleWaitPong)