mirror of git://git.acid.vegas/anope.git
461 lines
14 KiB
C++
461 lines
14 KiB
C++
/* cs_seen: provides a seen command by tracking all users
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*
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* (C) 2003-2022 Anope Team
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* Contact us at team@anope.org
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*
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* Please read COPYING and README for further details.
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*
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* Based on the original code of Epona by Lara.
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* Based on the original code of Services by Andy Church.
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*/
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#include "module.h"
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enum TypeInfo
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{
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NEW, NICK_TO, NICK_FROM, JOIN, PART, QUIT, KICK
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};
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static bool simple;
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struct SeenInfo;
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static SeenInfo *FindInfo(const Anope::string &nick);
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typedef Anope::hash_map<SeenInfo *> database_map;
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database_map database;
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struct SeenInfo : Serializable
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{
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Anope::string nick;
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Anope::string vhost;
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TypeInfo type;
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Anope::string nick2; // for nickchanges and kicks
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Anope::string channel; // for join/part/kick
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Anope::string message; // for part/kick/quit
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time_t last; // the time when the user was last seen
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SeenInfo() : Serializable("SeenInfo")
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{
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}
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~SeenInfo()
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{
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database_map::iterator iter = database.find(nick);
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if (iter != database.end() && iter->second == this)
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database.erase(iter);
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}
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void Serialize(Serialize::Data &data) const anope_override
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{
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data["nick"] << nick;
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data["vhost"] << vhost;
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data["type"] << type;
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data["nick2"] << nick2;
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data["channel"] << channel;
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data["message"] << message;
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data.SetType("last", Serialize::Data::DT_INT); data["last"] << last;
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}
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static Serializable* Unserialize(Serializable *obj, Serialize::Data &data)
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{
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Anope::string snick;
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data["nick"] >> snick;
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SeenInfo *s;
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if (obj)
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s = anope_dynamic_static_cast<SeenInfo *>(obj);
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else
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{
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SeenInfo* &info = database[snick];
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if (!info)
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info = new SeenInfo();
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s = info;
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}
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s->nick = snick;
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data["vhost"] >> s->vhost;
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unsigned int n;
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data["type"] >> n;
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s->type = static_cast<TypeInfo>(n);
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data["nick2"] >> s->nick2;
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data["channel"] >> s->channel;
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data["message"] >> s->message;
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data["last"] >> s->last;
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if (!obj)
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database[s->nick] = s;
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return s;
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}
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};
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static SeenInfo *FindInfo(const Anope::string &nick)
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{
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database_map::iterator iter = database.find(nick);
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if (iter != database.end())
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return iter->second;
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return NULL;
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}
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static bool ShouldHide(const Anope::string &channel, User *u)
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{
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Channel *targetchan = Channel::Find(channel);
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const ChannelInfo *targetchan_ci = targetchan ? *targetchan->ci : ChannelInfo::Find(channel);
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if (targetchan && targetchan->HasMode("SECRET"))
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return true;
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else if (targetchan_ci && targetchan_ci->HasExt("CS_PRIVATE"))
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return true;
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else if (u && u->HasMode("PRIV"))
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return true;
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return false;
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}
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class CommandOSSeen : public Command
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{
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public:
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CommandOSSeen(Module *creator) : Command(creator, "operserv/seen", 1, 2)
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{
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this->SetDesc(_("Statistics and maintenance for seen data"));
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this->SetSyntax("STATS");
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this->SetSyntax(_("CLEAR \037time\037"));
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}
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void Execute(CommandSource &source, const std::vector<Anope::string> ¶ms) anope_override
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{
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if (params[0].equals_ci("STATS"))
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{
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size_t mem_counter;
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mem_counter = sizeof(database_map);
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for (database_map::iterator it = database.begin(), it_end = database.end(); it != it_end; ++it)
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{
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mem_counter += (5 * sizeof(Anope::string)) + sizeof(TypeInfo) + sizeof(time_t);
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mem_counter += it->first.capacity();
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mem_counter += it->second->vhost.capacity();
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mem_counter += it->second->nick2.capacity();
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mem_counter += it->second->channel.capacity();
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mem_counter += it->second->message.capacity();
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}
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source.Reply(_("%lu nicks are stored in the database, using %.2Lf kB of memory."), database.size(), static_cast<long double>(mem_counter) / 1024);
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}
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else if (params[0].equals_ci("CLEAR"))
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{
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time_t time = 0;
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if ((params.size() < 2) || (0 >= (time = Anope::DoTime(params[1]))))
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{
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this->OnSyntaxError(source, params[0]);
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return;
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}
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time = Anope::CurTime - time;
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database_map::iterator buf;
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size_t counter = 0;
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for (database_map::iterator it = database.begin(), it_end = database.end(); it != it_end;)
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{
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buf = it;
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++it;
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if (time < buf->second->last)
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{
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Log(LOG_DEBUG) << buf->first << " was last seen " << Anope::strftime(buf->second->last) << ", deleting entry";
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delete buf->second;
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counter++;
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}
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}
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Log(LOG_ADMIN, source, this) << "CLEAR and removed " << counter << " nicks that were added after " << Anope::strftime(time, NULL, true);
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source.Reply(_("Database cleared, removed %lu nicks that were added after %s."), counter, Anope::strftime(time, source.nc, true).c_str());
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}
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else
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this->SendSyntax(source);
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}
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bool OnHelp(CommandSource &source, const Anope::string &subcommand) anope_override
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{
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this->SendSyntax(source);
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source.Reply(" ");
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source.Reply(_("The \002STATS\002 command prints out statistics about stored nicks and memory usage."));
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source.Reply(_("The \002CLEAR\002 command lets you clean the database by removing all entries from the\n"
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"database that were added within \037time\037.\n"
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" \n"
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"Example:\n"
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" %s CLEAR 30m\n"
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" Will remove all entries that were added within the last 30 minutes."), source.command.c_str());
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return true;
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}
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};
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class CommandSeen : public Command
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{
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void SimpleSeen(CommandSource &source, const std::vector<Anope::string> ¶ms)
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{
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if (!source.c || !source.c->ci)
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{
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if (source.IsOper())
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source.Reply("Seen in simple mode is designed as a fantasy command only!");
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return;
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}
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BotInfo *bi = BotInfo::Find(params[0], true);
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if (bi)
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{
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if (bi == source.c->ci->bi)
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source.Reply(_("You found me, %s!"), source.GetNick().c_str());
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else
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source.Reply(_("%s is a network service."), bi->nick.c_str());
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return;
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}
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NickAlias *na = NickAlias::Find(params[0]);
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if (!na)
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{
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source.Reply(_("I don't know who %s is."), params[0].c_str());
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return;
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}
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if (source.GetAccount() == na->nc)
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{
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source.Reply(_("Looking for yourself, eh %s?"), source.GetNick().c_str());
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return;
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}
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User *target = User::Find(params[0], true);
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if (target && source.c->FindUser(target))
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{
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source.Reply(_("%s is on the channel right now!"), target->nick.c_str());
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return;
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}
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for (Channel::ChanUserList::const_iterator it = source.c->users.begin(), it_end = source.c->users.end(); it != it_end; ++it)
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{
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ChanUserContainer *uc = it->second;
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User *u = uc->user;
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if (u->Account() == na->nc)
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{
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source.Reply(_("%s is on the channel right now (as %s)!"), params[0].c_str(), u->nick.c_str());
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return;
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}
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}
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AccessGroup ag = source.c->ci->AccessFor(na->nc);
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time_t last = 0;
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for (unsigned int i = 0; i < ag.paths.size(); ++i)
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{
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ChanAccess::Path &p = ag.paths[i];
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if (p.empty())
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continue;
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ChanAccess *a = p[p.size() - 1];
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if (a->GetAccount() == na->nc && a->last_seen > last)
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last = a->last_seen;
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}
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if (last > Anope::CurTime || !last)
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source.Reply(_("I've never seen %s on this channel."), na->nick.c_str());
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else
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source.Reply(_("%s was last seen here %s ago."), na->nick.c_str(), Anope::Duration(Anope::CurTime - last, source.GetAccount()).c_str());
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}
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public:
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CommandSeen(Module *creator) : Command(creator, "chanserv/seen", 1, 2)
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{
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this->SetDesc(_("Tells you about the last time a user was seen"));
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this->SetSyntax(_("\037nick\037"));
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this->AllowUnregistered(true);
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}
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void Execute(CommandSource &source, const std::vector<Anope::string> ¶ms) anope_override
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{
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const Anope::string &target = params[0];
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if (simple)
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return this->SimpleSeen(source, params);
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if (target.length() > Config->GetBlock("networkinfo")->Get<unsigned>("nicklen"))
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{
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source.Reply(_("Nick too long, max length is %u characters."), Config->GetBlock("networkinfo")->Get<unsigned>("nicklen"));
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return;
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}
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if (BotInfo::Find(target, true) != NULL)
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{
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source.Reply(_("%s is a client on services."), target.c_str());
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return;
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}
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if (target.equals_ci(source.GetNick()))
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{
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source.Reply(_("You might see yourself in the mirror, %s."), source.GetNick().c_str());
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return;
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}
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SeenInfo *info = FindInfo(target);
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if (!info)
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{
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source.Reply(_("Sorry, I have not seen %s."), target.c_str());
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return;
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}
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User *u2 = User::Find(target, true);
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Anope::string onlinestatus;
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if (u2)
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onlinestatus = ".";
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else
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onlinestatus = Anope::printf(Language::Translate(source.nc, _(" but %s mysteriously dematerialized.")), target.c_str());
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Anope::string timebuf = Anope::Duration(Anope::CurTime - info->last, source.nc);
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Anope::string timebuf2 = Anope::strftime(info->last, source.nc, true);
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if (info->type == NEW)
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{
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source.Reply(_("%s (%s) was last seen connecting %s ago (%s)%s"),
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target.c_str(), info->vhost.c_str(), timebuf.c_str(), timebuf2.c_str(), onlinestatus.c_str());
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}
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else if (info->type == NICK_TO)
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{
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u2 = User::Find(info->nick2, true);
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if (u2)
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onlinestatus = Anope::printf(Language::Translate(source.nc, _(". %s is still online.")), u2->nick.c_str());
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else
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onlinestatus = Anope::printf(Language::Translate(source.nc, _(", but %s mysteriously dematerialized.")), info->nick2.c_str());
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source.Reply(_("%s (%s) was last seen changing nick to %s %s ago%s"),
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target.c_str(), info->vhost.c_str(), info->nick2.c_str(), timebuf.c_str(), onlinestatus.c_str());
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}
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else if (info->type == NICK_FROM)
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{
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source.Reply(_("%s (%s) was last seen changing nick from %s to %s %s ago%s"),
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target.c_str(), info->vhost.c_str(), info->nick2.c_str(), target.c_str(), timebuf.c_str(), onlinestatus.c_str());
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}
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else if (info->type == JOIN)
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{
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if (ShouldHide(info->channel, u2))
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source.Reply(_("%s (%s) was last seen joining a secret channel %s ago%s"),
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target.c_str(), info->vhost.c_str(), timebuf.c_str(), onlinestatus.c_str());
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else
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source.Reply(_("%s (%s) was last seen joining %s %s ago%s"),
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target.c_str(), info->vhost.c_str(), info->channel.c_str(), timebuf.c_str(), onlinestatus.c_str());
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}
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else if (info->type == PART)
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{
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if (ShouldHide(info->channel, u2))
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source.Reply(_("%s (%s) was last seen parting a secret channel %s ago%s"),
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target.c_str(), info->vhost.c_str(), timebuf.c_str(), onlinestatus.c_str());
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else
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source.Reply(_("%s (%s) was last seen parting %s %s ago%s"),
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target.c_str(), info->vhost.c_str(), info->channel.c_str(), timebuf.c_str(), onlinestatus.c_str());
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}
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else if (info->type == QUIT)
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{
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source.Reply(_("%s (%s) was last seen quitting (%s) %s ago (%s)."),
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target.c_str(), info->vhost.c_str(), info->message.c_str(), timebuf.c_str(), timebuf2.c_str());
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}
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else if (info->type == KICK)
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{
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if (ShouldHide(info->channel, u2))
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source.Reply(_("%s (%s) was kicked from a secret channel %s ago%s"),
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target.c_str(), info->vhost.c_str(), timebuf.c_str(), onlinestatus.c_str());
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else
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source.Reply(_("%s (%s) was kicked from %s (\"%s\") %s ago%s"),
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target.c_str(), info->vhost.c_str(), info->channel.c_str(), info->message.c_str(), timebuf.c_str(), onlinestatus.c_str());
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}
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}
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bool OnHelp(CommandSource &source, const Anope::string &subcommand) anope_override
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{
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this->SendSyntax(source);
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source.Reply(" ");
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source.Reply(_("Checks for the last time \037nick\037 was seen joining, leaving,\n"
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"or changing nick on the network and tells you when and, depending\n"
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"on channel or user settings, where it was."));
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return true;
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}
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};
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class CSSeen : public Module
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{
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Serialize::Type seeninfo_type;
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CommandSeen commandseen;
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CommandOSSeen commandosseen;
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public:
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CSSeen(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, VENDOR), seeninfo_type("SeenInfo", SeenInfo::Unserialize), commandseen(this), commandosseen(this)
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{
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}
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void OnReload(Configuration::Conf *conf) anope_override
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{
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simple = conf->GetModule(this)->Get<bool>("simple");
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}
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void OnExpireTick() anope_override
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{
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size_t previous_size = database.size();
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time_t purgetime = Config->GetModule(this)->Get<time_t>("purgetime");
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if (!purgetime)
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purgetime = Anope::DoTime("30d");
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for (database_map::iterator it = database.begin(), it_end = database.end(); it != it_end;)
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{
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database_map::iterator cur = it;
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++it;
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if ((Anope::CurTime - cur->second->last) > purgetime)
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{
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Log(LOG_DEBUG) << cur->first << " was last seen " << Anope::strftime(cur->second->last) << ", purging entries";
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delete cur->second;
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}
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}
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Log(LOG_DEBUG) << "cs_seen: Purged database, checked " << previous_size << " nicks and removed " << (previous_size - database.size()) << " old entries.";
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}
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void OnUserConnect(User *u, bool &exempt) anope_override
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{
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if (!u->Quitting())
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UpdateUser(u, NEW, u->nick, "", "", "");
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}
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void OnUserNickChange(User *u, const Anope::string &oldnick) anope_override
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{
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UpdateUser(u, NICK_TO, oldnick, u->nick, "", "");
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UpdateUser(u, NICK_FROM, u->nick, oldnick, "", "");
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}
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void OnUserQuit(User *u, const Anope::string &msg) anope_override
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{
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UpdateUser(u, QUIT, u->nick, "", "", msg);
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}
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void OnJoinChannel(User *u, Channel *c) anope_override
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{
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UpdateUser(u, JOIN, u->nick, "", c->name, "");
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}
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void OnPartChannel(User *u, Channel *c, const Anope::string &channel, const Anope::string &msg) anope_override
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{
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UpdateUser(u, PART, u->nick, "", channel, msg);
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}
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void OnPreUserKicked(const MessageSource &source, ChanUserContainer *cu, const Anope::string &msg) anope_override
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{
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UpdateUser(cu->user, KICK, cu->user->nick, source.GetSource(), cu->chan->name, msg);
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}
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private:
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void UpdateUser(const User *u, const TypeInfo Type, const Anope::string &nick, const Anope::string &nick2, const Anope::string &channel, const Anope::string &message)
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{
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if (simple || !u->server->IsSynced())
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return;
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SeenInfo* &info = database[nick];
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if (!info)
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info = new SeenInfo();
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info->nick = nick;
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info->vhost = u->GetVIdent() + "@" + u->GetDisplayedHost();
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info->type = Type;
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info->last = Anope::CurTime;
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info->nick2 = nick2;
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info->channel = channel;
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info->message = message;
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}
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};
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MODULE_INIT(CSSeen)
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