summaryrefslogtreecommitdiff
path: root/src/modules/m_autoop.cpp
blob: 2ef9fe59ecad0596e2d00912b0570a39d2d7a850 (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
/*
 * InspIRCd -- Internet Relay Chat Daemon
 *
 *   Copyright (C) 2011 Jackmcbarn <jackmcbarn@jackmcbarn.no-ip.org>
 *   Copyright (C) 2010 Daniel De Graaf <danieldg@inspircd.org>
 *
 * This file is part of InspIRCd.  InspIRCd 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, version 2.
 *
 * 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/>.
 */


#include "inspircd.h"
#include "listmode.h"

/** Handles +w channel mode
 */
class AutoOpList : public ListModeBase
{
 public:
	AutoOpList(Module* Creator) : ListModeBase(Creator, "autoop", 'w', "End of Channel Access List", 910, 911, true)
	{
		levelrequired = OP_VALUE;
		tidy = false;
	}

	PrefixMode* FindMode(const std::string& mid)
	{
		if (mid.length() == 1)
			return ServerInstance->Modes->FindPrefixMode(mid[0]);

		const ModeParser::PrefixModeList& pmlist = ServerInstance->Modes->GetPrefixModes();
		for (ModeParser::PrefixModeList::const_iterator i = pmlist.begin(); i != pmlist.end(); ++i)
		{
			PrefixMode* mh = *i;
			if (mh->name == mid)
				return mh;
		}
		return NULL;
	}

	ModResult AccessCheck(User* source, Channel* channel, std::string &parameter, bool adding)
	{
		std::string::size_type pos = parameter.find(':');
		if (pos == 0 || pos == std::string::npos)
			return adding ? MOD_RES_DENY : MOD_RES_PASSTHRU;
		unsigned int mylevel = channel->GetPrefixValue(source);
		std::string mid = parameter.substr(0, pos);
		PrefixMode* mh = FindMode(mid);

		if (adding && !mh)
		{
			source->WriteNumeric(415, "%s %s :Cannot find prefix mode '%s' for autoop",
				source->nick.c_str(), mid.c_str(), mid.c_str());
			return MOD_RES_DENY;
		}
		else if (!mh)
			return MOD_RES_PASSTHRU;

		std::string dummy;
		if (mh->AccessCheck(source, channel, dummy, true) == MOD_RES_DENY)
			return MOD_RES_DENY;
		if (mh->GetLevelRequired() > mylevel)
		{
			source->WriteNumeric(482, "%s %s :You must be able to set mode '%s' to include it in an autoop",
				source->nick.c_str(), channel->name.c_str(), mid.c_str());
			return MOD_RES_DENY;
		}
		return MOD_RES_PASSTHRU;
	}
};

class ModuleAutoOp : public Module
{
	AutoOpList mh;

 public:
	ModuleAutoOp() : mh(this)
	{
	}

	void OnPostJoin(Membership *memb) CXX11_OVERRIDE
	{
		if (!IS_LOCAL(memb->user))
			return;

		ListModeBase::ModeList* list = mh.GetList(memb->chan);
		if (list)
		{
			std::string modeline("+");
			std::vector<std::string> modechange;
			modechange.push_back(memb->chan->name);
			for (ListModeBase::ModeList::iterator it = list->begin(); it != list->end(); it++)
			{
				std::string::size_type colon = it->mask.find(':');
				if (colon == std::string::npos)
					continue;
				if (memb->chan->CheckBan(memb->user, it->mask.substr(colon+1)))
				{
					PrefixMode* given = mh.FindMode(it->mask.substr(0, colon));
					if (given)
						modeline.push_back(given->GetModeChar());
				}
			}
			modechange.push_back(modeline);
			for(std::string::size_type i = modeline.length(); i > 1; --i) // we use "i > 1" instead of "i" so we skip the +
				modechange.push_back(memb->user->nick);
			if(modechange.size() >= 3)
				ServerInstance->Modes->Process(modechange, ServerInstance->FakeClient);
		}
	}

	void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
	{
		mh.DoRehash();
	}

	Version GetVersion() CXX11_OVERRIDE
	{
		return Version("Provides support for the +w channel mode", VF_VENDOR);
	}
};

MODULE_INIT(ModuleAutoOp)