summaryrefslogtreecommitdiff
path: root/src/modules/m_knock.cpp
blob: f79520df750db0d5b3057cc37cd3389f6094c8ed (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
/*       +------------------------------------+
 *       | Inspire Internet Relay Chat Daemon |
 *       +------------------------------------+
 *
 *  InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
 *                       E-mail:
 *                <brain@chatspike.net>
 *           	  <Craig@chatspike.net>
 *     
 * Written by Craig Edwards, Craig McLure, and others.
 * This program is free but copyrighted software; see
 *            the file COPYING for details.
 *
 * ---------------------------------------------------
 */

using namespace std;

#include <stdio.h>
#include <string>
#include "users.h"
#include "channels.h"
#include "modules.h"
#include "helperfuncs.h"
#include "configreader.h"
#include "inspircd.h"

/* $ModDesc: Provides support for /KNOCK and mode +K */

extern InspIRCd* ServerInstance;

class cmd_knock : public command_t
{
 public:
	cmd_knock () : command_t("KNOCK", 0, 2)
	{
		this->source = "m_knock.so";
		syntax = "<channel> <reason>";
	}
	
	void Handle (const char** parameters, int pcnt, userrec *user)
	{
		chanrec* c = ServerInstance->FindChan(parameters[0]);

		if (!c)
		{
			user->WriteServ("401 %s %s :No such channel",user->nick, parameters[0]);
			return;
		}

		std::string line = "";

		if (c->IsModeSet('K'))
		{
			user->WriteServ("480 %s :Can't KNOCK on %s, +K is set.",user->nick, c->name);
			return;
		}

		for (int i = 1; i < pcnt - 1; i++)
		{
			line = line + std::string(parameters[i]) + " ";
		}
		line = line + std::string(parameters[pcnt-1]);

		if (c->modes[CM_INVITEONLY])
		{
			c->WriteChannelWithServ((char*)ServerInstance->Config->ServerName,  "NOTICE %s :User %s is KNOCKing on %s (%s)", c->name, user->nick, c->name, line.c_str());
			user->WriteServ("NOTICE %s :KNOCKing on %s",user->nick,c->name);
			return;
		}
		else
		{
			user->WriteServ("480 %s :Can't KNOCK on %s, channel is not invite only so knocking is pointless!",user->nick, c->name);
			return;
		}
	}
};

class Knock : public ModeHandler
{
 public:
	Knock(InspIRCd* Instance) : ModeHandler(Instance, 'K', 0, 0, false, MODETYPE_CHANNEL, false) { }

	ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
	{
		if (adding)
		{
			if (!channel->IsModeSet('K'))
			{
				channel->SetMode('K',true);
				return MODEACTION_ALLOW;
			}
		}
		else
		{
			if (channel->IsModeSet('K'))
			{
				channel->SetMode('K',false);
				return MODEACTION_ALLOW;
			}
		}

		return MODEACTION_DENY;
	}
};

class ModuleKnock : public Module
{
	cmd_knock* mycommand;
	Knock* kn;
 public:
	ModuleKnock(InspIRCd* Me) : Module::Module(Me)
	{
		
		kn = new Knock(ServerInstance);
		ServerInstance->AddMode(kn, 'K');
		mycommand = new cmd_knock();
		ServerInstance->AddCommand(mycommand);
	}

	void Implements(char* List)
	{
		List[I_On005Numeric] = 1;
	}

	virtual void On005Numeric(std::string &output)
	{
		ServerInstance->ModeGrok->InsertMode(output,"K",4);
	}

	virtual ~ModuleKnock()
	{
		DELETE(kn);
	}

	virtual Version GetVersion()
	{
		return Version(1,0,0,1,VF_STATIC|VF_VENDOR);
	}
};

// stuff down here is the module-factory stuff. For basic modules you can ignore this.

class ModuleKnockFactory : public ModuleFactory
{
 public:
	ModuleKnockFactory()
	{
	}
	
	~ModuleKnockFactory()
	{
	}
	
	virtual Module * CreateModule(InspIRCd* Me)
	{
		return new ModuleKnock(Me);
	}
	
};


extern "C" void * init_module( void )
{
	return new ModuleKnockFactory;
}