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
|
/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2009 InspIRCd Development Team
* See: http://wiki.inspircd.org/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "inspircd.h"
/* $ModDesc: Provides support for Austhex style +k / UnrealIRCD +S services mode */
/** Handles user mode +k
*/
class ServProtectMode : public ModeHandler
{
public:
ServProtectMode(InspIRCd* Instance) : ModeHandler(Instance, 'k', 0, 0, false, MODETYPE_USER, true) { }
ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding, bool)
{
/* Because this returns MODEACTION_DENY all the time, there is only ONE
* way to add this mode and that is at client introduction in the UID command,
* as this calls OnModeChange for each mode but disregards the return values.
* The mode cannot be manually added or removed, not even by a server or by a remote
* user or uline, which prevents its (ab)use as a kiddie 'god mode' on such networks.
* I'm sure if someone really wants to do that they can make a copy of this module
* that does the job. It won't be me though!
*/
return MODEACTION_DENY;
}
bool NeedsOper() { return true; }
};
class ModuleServProtectMode : public Module
{
ServProtectMode* bm;
public:
ModuleServProtectMode(InspIRCd* Me)
: Module(Me)
{
bm = new ServProtectMode(ServerInstance);
if (!ServerInstance->Modes->AddMode(bm))
throw ModuleException("Could not add new modes!");
Implementation eventlist[] = { I_OnWhois, I_OnKill, I_OnWhoisLine, I_OnRawMode, I_OnUserPreKick };
ServerInstance->Modules->Attach(eventlist, this, 5);
}
virtual ~ModuleServProtectMode()
{
ServerInstance->Modes->DelMode(bm);
delete bm;
}
virtual Version GetVersion()
{
return Version("$Id$", VF_COMMON | VF_VENDOR, API_VERSION);
}
virtual void OnWhois(User* src, User* dst)
{
if (dst->IsModeSet('k'))
{
ServerInstance->SendWhoisLine(src, dst, 310, std::string(src->nick)+" "+std::string(dst->nick)+" :is an "+ServerInstance->Config->Network+" Service");
}
}
virtual int OnRawMode(User* user, Channel* chan, const char mode, const std::string ¶m, bool adding, int pcnt, bool servermode)
{
/* Check that the mode is not a server mode, it is being removed, the user making the change is local, there is a parameter,
* and the user making the change is not a uline
*/
if (!servermode && !adding && chan && IS_LOCAL(user) && !param.empty() && !ServerInstance->ULine(user->server))
{
/* Check if the parameter is a valid nick/uuid
*/
User *u = ServerInstance->FindNick(param);
if (u)
{
/* The target user has +k set on themselves, and you are trying to remove a privilege mode the user has set on themselves.
* This includes any prefix permission mode, even those registered in other modules, e.g. +qaohv. Using ::ModeString()
* here means that the number of modes is restricted to only modes the user has, limiting it to as short a loop as possible.
*/
if (u->IsModeSet('k') && ServerInstance->Modes->ModeString(u, chan, false).find(mode) != std::string::npos)
{
/* BZZZT, Denied! */
user->WriteNumeric(482, "%s %s :You are not permitted to remove privileges from %s services", user->nick.c_str(), chan->name.c_str(), ServerInstance->Config->Network);
return ACR_DENY;
}
}
}
/* Mode allowed */
return 0;
}
virtual int OnKill(User* src, User* dst, const std::string &reason)
{
if (src == NULL)
return 0;
if (dst->IsModeSet('k'))
{
src->WriteNumeric(485, "%s :You are not permitted to kill %s services!", src->nick.c_str(), ServerInstance->Config->Network);
ServerInstance->SNO->WriteToSnoMask('A', std::string(src->nick)+" tried to kill service "+dst->nick+" ("+reason+")");
return 1;
}
return 0;
}
virtual int OnUserPreKick(User *src, User *dst, Channel *c, const std::string &reason)
{
if (dst->IsModeSet('k'))
{
src->WriteNumeric(484, "%s %s :You are not permitted to kick services", src->nick.c_str(), c->name.c_str());
return 1;
}
return 0;
}
virtual int OnWhoisLine(User* src, User* dst, int &numeric, std::string &text)
{
return ((src != dst) && (numeric == 319) && dst->IsModeSet('k'));
}
};
MODULE_INIT(ModuleServProtectMode)
|