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anope/modules/commands/os_forbid.cpp
T
2012-10-30 22:07:15 -04:00

364 lines
9.9 KiB
C++

/* OperServ core functions
*
* (C) 2003-2012 Anope Team
* Contact us at team@anope.org
*
* Please read COPYING and README for further details.
*
* Based on the original code of Epona by Lara.
* Based on the original code of Services by Andy Church.
*/
/*************************************************************************/
#include "module.h"
#include "os_forbid.h"
class MyForbidService : public ForbidService
{
std::vector<ForbidData *> forbidData;
public:
MyForbidService(Module *m) : ForbidService(m) { }
void AddForbid(ForbidData *d) anope_override
{
this->forbidData.push_back(d);
}
void RemoveForbid(ForbidData *d) anope_override
{
std::vector<ForbidData *>::iterator it = std::find(this->forbidData.begin(), this->forbidData.end(), d);
if (it != this->forbidData.end())
this->forbidData.erase(it);
d->destroy();
}
ForbidData *FindForbid(const Anope::string &mask, ForbidType ftype) anope_override
{
const std::vector<ForbidData *> &forbids = this->GetForbids();
for (unsigned i = forbids.size(); i > 0; --i)
{
ForbidData *d = forbids[i - 1];
if ((ftype == FT_NONE || ftype == d->type) && Anope::Match(mask, d->mask, false, true))
return d;
}
return NULL;
}
const std::vector<ForbidData *> &GetForbids() anope_override
{
for (unsigned i = this->forbidData.size(); i > 0; --i)
{
ForbidData *d = this->forbidData[i - 1];
if (d->expires && Anope::CurTime >= d->expires)
{
Anope::string ftype = "none";
if (d->type == FT_NICK)
ftype = "nick";
else if (d->type == FT_CHAN)
ftype = "chan";
else if (d->type == FT_EMAIL)
ftype = "email";
Log(LOG_NORMAL, "expire/forbid") << "Expiring forbid for " << d->mask << " type " << ftype;
this->forbidData.erase(this->forbidData.begin() + i - 1);
d->destroy();
}
}
return this->forbidData;
}
};
class CommandOSForbid : public Command
{
service_reference<ForbidService> fs;
public:
CommandOSForbid(Module *creator) : Command(creator, "operserv/forbid", 1, 5), fs("ForbidService", "forbid")
{
this->SetDesc(_("Forbid usage of nicknames, channels, and emails"));
this->SetSyntax(_("ADD {NICK|CHAN|EMAIL} [+\037expiry\037] \037entry\037\002 [\037reason\037]"));
this->SetSyntax(_("DEL {NICK|CHAN|EMAIL} \037entry\037"));
this->SetSyntax(_("LIST (NICK|CHAN|EMAIL)"));
}
void Execute(CommandSource &source, const std::vector<Anope::string> &params) anope_override
{
if (!this->fs)
return;
const Anope::string &command = params[0];
const Anope::string &subcommand = params.size() > 1 ? params[1] : "";
ForbidType ftype = FT_NONE;
if (subcommand.equals_ci("NICK"))
ftype = FT_NICK;
else if (subcommand.equals_ci("CHAN"))
ftype = FT_CHAN;
else if (subcommand.equals_ci("EMAIL"))
ftype = FT_EMAIL;
if (command.equals_ci("ADD") && params.size() > 3 && ftype != FT_NONE)
{
const Anope::string &expiry = params[2][0] == '+' ? params[2] : "";
const Anope::string &entry = !expiry.empty() ? params[3] : params[2];
Anope::string reason;
if (expiry.empty())
reason = params[3] + " ";
if (params.size() > 4)
reason += params[4];
reason.trim();
time_t expiryt = 0;
if (Config->ForceForbidReason && reason.empty())
{
this->OnSyntaxError(source, "");
return;
}
if (!expiry.empty())
{
expiryt = dotime(expiry);
if (expiryt)
expiryt += Anope::CurTime;
}
NickAlias *target = findnick(entry);
if (target != NULL && Config->NSSecureAdmins && target->nc->IsServicesOper())
{
source.Reply(ACCESS_DENIED);
return;
}
ForbidData *d = this->fs->FindForbid(entry, ftype);
bool created = false;
if (d == NULL)
{
d = new ForbidData();
created = true;
}
d->mask = entry;
d->creator = source.GetNick();
d->reason = reason;
d->created = Anope::CurTime;
d->expires = expiryt;
d->type = ftype;
if (created)
this->fs->AddForbid(d);
Log(LOG_ADMIN, source, this) << "to add a forbid on " << entry << " of type " << subcommand;
source.Reply(_("Added a%s forbid on %s to expire on %s"), ftype == FT_CHAN ? "n" : "", entry.c_str(), d->expires ? do_strftime(d->expires).c_str() : "never");
}
else if (command.equals_ci("DEL") && params.size() > 2 && ftype != FT_NONE)
{
const Anope::string &entry = params[2];
ForbidData *d = this->fs->FindForbid(entry, ftype);
if (d != NULL)
{
Log(LOG_ADMIN, source, this) << "to remove forbid " << d->mask << " of type " << subcommand;
source.Reply(_("%s deleted from the %s forbid list."), d->mask.c_str(), subcommand.c_str());
this->fs->RemoveForbid(d);
}
else
source.Reply(_("Forbid on %s was not found."), entry.c_str());
}
else if (command.equals_ci("LIST"))
{
const std::vector<ForbidData *> &forbids = this->fs->GetForbids();
if (forbids.empty())
source.Reply(_("Forbid list is empty."));
else
{
ListFormatter list;
list.addColumn("Mask").addColumn("Type").addColumn("Reason");
for (unsigned i = 0; i < forbids.size(); ++i)
{
ForbidData *d = forbids[i];
Anope::string stype;
if (d->type == FT_NICK)
stype = "NICK";
else if (d->type == FT_CHAN)
stype = "CHAN";
else if (d->type == FT_EMAIL)
stype = "EMAIL";
else
continue;
ListFormatter::ListEntry entry;
entry["Mask"] = d->mask;
entry["Type"] = stype;
entry["Creator"] = d->creator;
entry["Expires"] = d->expires ? do_strftime(d->expires).c_str() : "never";
entry["Reason"] = d->reason;
list.addEntry(entry);
}
source.Reply(_("Forbid list:"));
std::vector<Anope::string> replies;
list.Process(replies);
for (unsigned i = 0; i < replies.size(); ++i)
source.Reply(replies[i]);
source.Reply(_("End of forbid list."));
}
}
else
this->OnSyntaxError(source, command);
return;
}
bool OnHelp(CommandSource &source, const Anope::string &subcommand) anope_override
{
this->SendSyntax(source);
source.Reply(" ");
source.Reply(_("Forbid allows you to forbid usage of certain nicknames, channels,\n"
"and email addresses. Wildcards are accepted for all entries."));
if (!Config->RegexEngine.empty())
source.Reply(" \n"
"Regex matches are also supported using the %s engine.\n"
"Enclose your pattern in // if this desired.", Config->RegexEngine.c_str());
return true;
}
};
class OSForbid : public Module
{
SerializeType forbiddata_type;
MyForbidService forbidService;
CommandOSForbid commandosforbid;
public:
OSForbid(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, CORE),
forbiddata_type("ForbidData", ForbidData::unserialize), forbidService(this), commandosforbid(this)
{
this->SetAuthor("Anope");
Implementation i[] = { I_OnUserConnect, I_OnUserNickChange, I_OnJoinChannel, I_OnPreCommand };
ModuleManager::Attach(i, this, sizeof(i) / sizeof(Implementation));
}
void OnUserConnect(dynamic_reference<User> &u, bool &exempt) anope_override
{
if (!u || exempt)
return;
this->OnUserNickChange(u, "");
}
void OnUserNickChange(User *u, const Anope::string &) anope_override
{
if (u->HasMode(UMODE_OPER))
return;
ForbidData *d = this->forbidService.FindForbid(u->nick, FT_NICK);
if (d != NULL)
{
const BotInfo *bi = findbot(Config->OperServ);
if (bi)
{
if (d->reason.empty())
u->SendMessage(bi, _("This nickname has been forbidden."));
else
u->SendMessage(bi, _("This nickname has been forbidden: %s"), d->reason.c_str());
}
u->Collide(NULL);
}
}
void OnJoinChannel(User *u, Channel *c) anope_override
{
if (u->HasMode(UMODE_OPER))
return;
BotInfo *bi = findbot(Config->OperServ);
ForbidData *d = this->forbidService.FindForbid(c->name, FT_CHAN);
if (bi != NULL && d != NULL)
{
if (ircdproto->CanSQLineChannel)
{
XLine x(c->name, bi->nick, Anope::CurTime + Config->CSInhabit, d->reason);
ircdproto->SendSQLine(NULL, &x);
}
else if (!c->HasFlag(CH_INHABIT))
{
/* Join ChanServ and set a timer for this channel to part ChanServ later */
c->Hold();
/* Set +si to prevent rejoin */
c->SetMode(NULL, CMODE_NOEXTERNAL);
c->SetMode(NULL, CMODE_TOPIC);
c->SetMode(NULL, CMODE_SECRET);
c->SetMode(NULL, CMODE_INVITE);
}
if (d->reason.empty())
c->Kick(bi, u, _("This channel has been forbidden."));
else
c->Kick(bi, u, _("This channel has been forbidden: %s"), d->reason.c_str());
}
}
EventReturn OnPreCommand(CommandSource &source, Command *command, std::vector<Anope::string> &params) anope_override
{
if (command->name == "nickserv/info" && params.size() > 0)
{
ForbidData *d = this->forbidService.FindForbid(params[0], FT_NICK);
if (d != NULL)
{
if (source.IsOper())
source.Reply(_("Nick \2%s\2 is forbidden by %s: %s"), params[0].c_str(), d->creator.c_str(), d->reason.c_str());
else
source.Reply(_("Nick \2%s\2 is forbidden."), params[0].c_str());
return EVENT_STOP;
}
}
else if (command->name == "chanserv/info" && params.size() > 0)
{
ForbidData *d = this->forbidService.FindForbid(params[0], FT_CHAN);
if (d != NULL)
{
if (source.IsOper())
source.Reply(_("Channel \2%s\2 is forbidden by %s: %s"), params[0].c_str(), d->creator.c_str(), d->reason.c_str());
else
source.Reply(_("Channel \2%s\2 is forbidden."), params[0].c_str());
return EVENT_STOP;
}
}
else if (source.IsOper())
return EVENT_CONTINUE;
else if (command->name == "nickserv/register" && params.size() > 1)
{
ForbidData *d = this->forbidService.FindForbid(params[1], FT_EMAIL);
if (d != NULL)
{
source.Reply("Your email address is not allowed, choose a different one.");
return EVENT_STOP;
}
}
else if (command->name == "nickserv/set/email" && params.size() > 0)
{
ForbidData *d = this->forbidService.FindForbid(params[0], FT_EMAIL);
if (d != NULL)
{
source.Reply("Your email address is not allowed, choose a different one.");
return EVENT_STOP;
}
}
return EVENT_CONTINUE;
}
};
MODULE_INIT(OSForbid)