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
168
169
170
171
172
173
174
175
176
|
/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
*
* 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"
struct LusersCounters
{
unsigned int max_local;
unsigned int max_global;
unsigned int invisible;
LusersCounters(unsigned int inv)
: max_local(ServerInstance->Users->LocalUserCount())
, max_global(ServerInstance->Users->RegisteredUserCount())
, invisible(inv)
{
}
inline void UpdateMaxUsers()
{
unsigned int current = ServerInstance->Users->LocalUserCount();
if (current > max_local)
max_local = current;
current = ServerInstance->Users->RegisteredUserCount();
if (current > max_global)
max_global = current;
}
};
/** Handle /LUSERS. These command handlers can be reloaded by the core,
* and handle basic RFC1459 commands. Commands within modules work
* the same way, however, they can be fully unloaded, where these
* may not.
*/
class CommandLusers : public Command
{
LusersCounters& counters;
public:
/** Constructor for lusers.
*/
CommandLusers(Module* parent, LusersCounters& Counters)
: Command(parent,"LUSERS",0,0), counters(Counters)
{ }
/** Handle command.
* @param parameters The parameters to the comamnd
* @param pcnt The number of parameters passed to teh command
* @param user The user issuing the command
* @return A value from CmdResult to indicate command success or failure.
*/
CmdResult Handle(const std::vector<std::string>& parameters, User *user);
};
/** Handle /LUSERS
*/
CmdResult CommandLusers::Handle (const std::vector<std::string>&, User *user)
{
unsigned int n_users = ServerInstance->Users->RegisteredUserCount();
ProtocolInterface::ServerList serverlist;
ServerInstance->PI->GetServerList(serverlist);
unsigned int n_serv = serverlist.size();
unsigned int n_local_servs = 0;
for (ProtocolInterface::ServerList::const_iterator i = serverlist.begin(); i != serverlist.end(); ++i)
{
if (i->parentname == ServerInstance->Config->ServerName)
n_local_servs++;
}
// fix for default GetServerList not returning us
if (!n_serv)
n_serv = 1;
counters.UpdateMaxUsers();
user->WriteNumeric(RPL_LUSERCLIENT, ":There are %d users and %d invisible on %d servers",
n_users - counters.invisible, counters.invisible, n_serv);
if (ServerInstance->Users->OperCount())
user->WriteNumeric(RPL_LUSEROP, "%d :operator(s) online", ServerInstance->Users->OperCount());
if (ServerInstance->Users->UnregisteredUserCount())
user->WriteNumeric(RPL_LUSERUNKNOWN, "%d :unknown connections", ServerInstance->Users->UnregisteredUserCount());
user->WriteNumeric(RPL_LUSERCHANNELS, "%ld :channels formed", ServerInstance->ChannelCount());
user->WriteNumeric(RPL_LUSERME, ":I have %d clients and %d servers", ServerInstance->Users->LocalUserCount(),n_local_servs);
user->WriteNumeric(RPL_LOCALUSERS, ":Current Local Users: %d Max: %d", ServerInstance->Users->LocalUserCount(), counters.max_local);
user->WriteNumeric(RPL_GLOBALUSERS, ":Current Global Users: %d Max: %d", n_users, counters.max_global);
return CMD_SUCCESS;
}
class InvisibleWatcher : public ModeWatcher
{
unsigned int& invisible;
public:
InvisibleWatcher(Module* mod, unsigned int& Invisible)
: ModeWatcher(mod, "invisible", MODETYPE_USER), invisible(Invisible)
{
}
void AfterMode(User* source, User* dest, Channel* channel, const std::string& parameter, bool adding)
{
if (dest->registered != REG_ALL)
return;
if (adding)
invisible++;
else
invisible--;
}
};
class ModuleLusers : public Module
{
UserModeReference invisiblemode;
LusersCounters counters;
CommandLusers cmd;
InvisibleWatcher mw;
unsigned int CountInvisible()
{
unsigned int c = 0;
for (user_hash::iterator i = ServerInstance->Users->clientlist->begin(); i != ServerInstance->Users->clientlist->end(); ++i)
{
User* u = i->second;
if (u->IsModeSet(invisiblemode))
c++;
}
return c;
}
public:
ModuleLusers()
: invisiblemode(this, "invisible")
, counters(CountInvisible())
, cmd(this, counters)
, mw(this, counters.invisible)
{
}
void OnPostConnect(User* user)
{
counters.UpdateMaxUsers();
if (user->IsModeSet(invisiblemode))
counters.invisible++;
}
void OnUserQuit(User* user, const std::string& message, const std::string& oper_message)
{
if (user->IsModeSet(invisiblemode))
counters.invisible--;
}
Version GetVersion()
{
return Version("LUSERS", VF_VENDOR | VF_CORE);
}
};
MODULE_INIT(ModuleLusers)
|
