1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
7 * <brain@chatspike.net>
8 * <Craig@chatspike.net>
11 * Written by Craig Edwards, Craig McLure, and others.
12 * This program is free but copyrighted software; see
13 * the file COPYING for details.
15 * ---------------------------------------------------
25 #include "helperfuncs.h"
29 /* $ModDesc: Gives /cban, aka C:lines. Think Q:lines, for channels. */
31 class CBan : public classbase
44 CBan(irc::string cn, std::string sb, time_t so, long ln, std::string rs) : chname(cn), set_by(sb), set_on(so), length(ln), reason(rs)
49 std::string EncodeCBan(const CBan &ban);
50 CBan DecodeCBan(const std::string &data);
51 bool CBanComp(const CBan &ban1, const CBan &ban2);
55 typedef std::vector<CBan> cbanlist;
57 /* cbans is declared here, as our type is right above. Don't try move it. */
60 class cmd_cban : public command_t
66 cmd_cban(Server* Me) : command_t("CBAN", 'o', 1)
68 this->source = "m_cban.so";
70 syntax = "<channel> [<duration> :<reason>]";
73 void Handle(const char** parameters, int pcnt, userrec *user)
75 /* syntax: CBAN #channel time :reason goes here */
76 /* 'time' is a human-readable timestring, like 2d3h2s. */
82 /* form: CBAN #channel removes a CBAN */
83 for (cbanlist::iterator iter = cbans.begin(); iter != cbans.end(); iter++)
85 if (parameters[0] == iter->chname)
87 unsigned long remaining = (iter->set_on + iter->length) - TIME;
88 user->WriteServ( "386 %s %s :Removed CBAN with %lu seconds left before expiry (%s)", user->nick, iter->chname.c_str(), remaining, iter->reason.c_str());
96 /* full form to add a CBAN */
97 if (IsValidChannelName(parameters[0]))
99 // parameters[0] = #channel
100 // parameters[1] = 1h3m2s
101 // parameters[2] = Tortoise abuser
102 long length = Srv->CalcDuration(parameters[1]);
103 std::string reason = (pcnt > 2) ? parameters[2] : "No reason supplied";
105 cbans.push_back(CBan(parameters[0], user->nick, TIME, length, reason));
107 std::sort(cbans.begin(), cbans.end(), CBanComp);
111 user->WriteServ( "385 %s %s :Added %lu second channel ban (%s)", user->nick, parameters[0], length, reason.c_str());
112 WriteOpers("*** %s added %lu second channel ban on %s (%s)", user->nick, length, parameters[0], reason.c_str());
116 user->WriteServ( "385 %s %s :Added permenant channel ban (%s)", user->nick, parameters[0], reason.c_str());
117 WriteOpers("*** %s added permenant channel ban on %s (%s)", user->nick, parameters[0], reason.c_str());
122 user->WriteServ( "403 %s %s :Invalid channel name", user->nick, parameters[0]);
128 class ModuleCBan : public Module
134 ModuleCBan(Server* Me) : Module::Module(Me)
137 mycommand = new cmd_cban(Srv);
138 Srv->AddCommand(mycommand);
141 void Implements(char* List)
143 List[I_OnUserPreJoin] = List[I_OnSyncOtherMetaData] = List[I_OnDecodeMetaData] = List[I_OnStats] = 1;
146 virtual int OnStats(char symbol, userrec* user, string_list &results)
152 for(cbanlist::iterator iter = cbans.begin(); iter != cbans.end(); iter++)
154 unsigned long remaining = (iter->set_on + iter->length) - TIME;
155 results.push_back(Srv->GetServerName()+" 210 "+user->nick+" "+iter->chname.c_str()+" "+iter->set_by+" "+ConvToStr(iter->set_on)+" "+ConvToStr(iter->length)+" "+ConvToStr(remaining)+" :"+iter->reason);
162 virtual int OnUserPreJoin(userrec *user, chanrec *chan, const char *cname)
166 /* check cbans in here, and apply as necessary. */
167 for(cbanlist::iterator iter = cbans.begin(); iter != cbans.end(); iter++)
169 if(iter->chname == cname && !user->modes[UM_OPERATOR])
171 // Channel is banned.
172 user->WriteServ( "384 %s %s :Cannot join channel, CBANed (%s)", user->nick, cname, iter->reason.c_str());
173 WriteOpers("*** %s tried to join %s which is CBANed (%s)", user->nick, cname, iter->reason.c_str());
180 virtual void OnSyncOtherMetaData(Module* proto, void* opaque)
182 for(cbanlist::iterator iter = cbans.begin(); iter != cbans.end(); iter++)
184 proto->ProtoSendMetaData(opaque, TYPE_OTHER, NULL, "cban", EncodeCBan(*iter));
188 virtual void OnDecodeMetaData(int target_type, void* target, const std::string &extname, const std::string &extdata)
190 if((target_type == TYPE_OTHER) && (extname == "cban"))
192 cbans.push_back(DecodeCBan(extdata));
193 std::sort(cbans.begin(), cbans.end(), CBanComp);
197 virtual ~ModuleCBan()
201 virtual Version GetVersion()
203 return Version(1,0,0,1,VF_VENDOR);
207 std::string EncodeCBan(const CBan &ban)
209 std::ostringstream stream;
210 stream << ban.chname << " " << ban.set_by << " " << ban.set_on << " " << ban.length << " " << ban.reason;
214 CBan DecodeCBan(const std::string &data)
217 std::istringstream stream(data);
218 stream >> res.chname;
219 stream >> res.set_by;
220 stream >> res.set_on;
221 stream >> res.length;
222 res.reason = stream.str();
227 bool CBanComp(const CBan &ban1, const CBan &ban2)
229 return ((ban1.set_on + ban1.length) < (ban2.set_on + ban2.length));
234 bool go_again = true;
240 for (cbanlist::iterator iter = cbans.begin(); iter != cbans.end(); iter++)
242 /* 0 == permanent, don't mess with them! -- w00t */
243 if (iter->length != 0)
245 if (iter->set_on + iter->length <= TIME)
247 log(DEBUG, "m_cban.so: Ban on %s expired, removing...", iter->chname.c_str());
248 WriteOpers("*** %li second CBAN on %s (%s) set %u seconds ago expired", iter->length, iter->chname.c_str(), iter->reason.c_str(), TIME - iter->set_on);
254 if (go_again == true)
260 class ModuleCBanFactory : public ModuleFactory
271 virtual Module * CreateModule(Server* Me)
273 return new ModuleCBan(Me);
279 extern "C" void * init_module( void )
281 return new ModuleCBanFactory;