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3a502f2189bd573fcd132fe495295ee3d0cb0486
anope/modules/commands/cs_akick.cpp
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Adam 776583a665 Simiplied a bit of the access system
2011-08-09 01:55:34 -04:00

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/* ChanServ core functions
*
* (C) 2003-2011 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"
static void split_usermask(const Anope::string &mask, Anope::string &nick, Anope::string &user, Anope::string &host)
{
size_t ex = mask.find('!'), at = mask.find('@', ex == Anope::string::npos ? 0 : ex + 1);
if (ex == Anope::string::npos)
{
if (at == Anope::string::npos)
{
nick = mask;
user = host = "*";
}
else
{
nick = "*";
user = mask.substr(0, at);
host = mask.substr(at + 1);
}
}
else
{
nick = mask.substr(0, ex);
if (at == Anope::string::npos)
{
user = mask.substr(ex + 1);
host = "*";
}
else
{
user = mask.substr(ex + 1, at - ex - 1);
host = mask.substr(at + 1);
}
}
}
class AkickListCallback : public NumberList
{
protected:
CommandSource &source;
ChannelInfo *ci;
bool SentHeader;
public:
AkickListCallback(CommandSource &_source, ChannelInfo *_ci, const Anope::string &numlist) : NumberList(numlist, false), source(_source), ci(_ci), SentHeader(false)
{
}
~AkickListCallback()
{
if (!SentHeader)
source.Reply(_("No matching entries on %s autokick list."), ci->name.c_str());
}
virtual void HandleNumber(unsigned Number)
{
if (!Number || Number > ci->GetAkickCount())
return;
if (!SentHeader)
{
SentHeader = true;
source.Reply(_("Autokick list for %s:"), ci->name.c_str());
}
DoList(source, ci, Number - 1, ci->GetAkick(Number - 1));
}
static void DoList(CommandSource &source, ChannelInfo *ci, unsigned index, AutoKick *akick)
{
source.Reply(_(" %3d %s (%s)"), index + 1, akick->HasFlag(AK_ISNICK) ? akick->nc->display.c_str() : akick->mask.c_str(), !akick->reason.empty() ? akick->reason.c_str() : NO_REASON);
}
};
class AkickViewCallback : public AkickListCallback
{
public:
AkickViewCallback(CommandSource &_source, ChannelInfo *_ci, const Anope::string &numlist) : AkickListCallback(_source, _ci, numlist)
{
}
void HandleNumber(unsigned Number)
{
if (!Number || Number > ci->GetAkickCount())
return;
if (!SentHeader)
{
SentHeader = true;
source.Reply(_("Autokick list for %s:"), ci->name.c_str());
}
DoList(source, ci, Number - 1, ci->GetAkick(Number - 1));
}
static void DoList(CommandSource &source, ChannelInfo *ci, unsigned index, AutoKick *akick)
{
Anope::string timebuf;
if (akick->addtime)
timebuf = do_strftime(akick->addtime);
else
timebuf = UNKNOWN;
source.Reply(CHAN_AKICK_VIEW_FORMAT, index + 1, akick->HasFlag(AK_ISNICK) ? akick->nc->display.c_str() : akick->mask.c_str(), !akick->creator.empty() ? akick->creator.c_str() : UNKNOWN, timebuf.c_str(), !akick->reason.empty() ? akick->reason.c_str() : _(NO_REASON));
if (akick->last_used)
source.Reply(_(" Last used %s"), do_strftime(akick->last_used).c_str());
}
};
class AkickDelCallback : public NumberList
{
CommandSource &source;
ChannelInfo *ci;
Command *c;
unsigned Deleted;
public:
AkickDelCallback(CommandSource &_source, ChannelInfo *_ci, Command *_c, const Anope::string &list) : NumberList(list, true), source(_source), ci(_ci), c(_c), Deleted(0)
{
}
~AkickDelCallback()
{
User *u = source.u;
bool override = !ci->AccessFor(u).HasPriv(CA_AKICK);
Log(override ? LOG_OVERRIDE : LOG_COMMAND, u, c, ci) << "DEL on " << Deleted << " users";
if (!Deleted)
source.Reply(_("No matching entries on %s autokick list."), ci->name.c_str());
else if (Deleted == 1)
source.Reply(_("Deleted 1 entry from %s autokick list."), ci->name.c_str());
else
source.Reply(_("Deleted %d entries from %s autokick list."), Deleted, ci->name.c_str());
}
void HandleNumber(unsigned Number)
{
if (!Number || Number > ci->GetAkickCount())
return;
++Deleted;
ci->EraseAkick(Number - 1);
}
};
class CommandCSAKick : public Command
{
void DoAdd(CommandSource &source, ChannelInfo *ci, const std::vector<Anope::string> &params)
{
User *u = source.u;
Anope::string mask = params[2];
Anope::string reason = params.size() > 3 ? params[3] : "";
NickAlias *na = findnick(mask);
NickCore *nc = NULL;
AutoKick *akick;
if (!na)
{
Anope::string nick, user, host;
split_usermask(mask, nick, user, host);
mask = nick + "!" + user + "@" + host;
}
else
nc = na->nc;
/* Check excepts BEFORE we get this far */
if (ci->c)
{
std::pair<Channel::ModeList::iterator, Channel::ModeList::iterator> modes = ci->c->GetModeList(CMODE_EXCEPT);
for (; modes.first != modes.second; ++modes.first)
{
if (Anope::Match(modes.first->second, mask))
{
source.Reply(CHAN_EXCEPTED, mask.c_str(), ci->name.c_str());
return;
}
}
}
/* Check whether target nick has equal/higher access
* or whether the mask matches a user with higher/equal access - Viper */
if (ci->HasFlag(CI_PEACE) && nc)
{
AccessGroup nc_access = ci->AccessFor(nc), u_access = ci->AccessFor(u);
if (nc == ci->GetFounder() || nc_access >= u_access)
{
source.Reply(ACCESS_DENIED);
return;
}
}
else if (ci->HasFlag(CI_PEACE))
{
/* Match against all currently online users with equal or
* higher access. - Viper */
for (Anope::insensitive_map<User *>::iterator it = UserListByNick.begin(), it_end = UserListByNick.end(); it != it_end; ++it)
{
User *u2 = it->second;
AccessGroup nc_access = ci->AccessFor(nc), u_access = ci->AccessFor(u);
Entry entry_mask(CMODE_BEGIN, mask);
if ((ci->AccessFor(u2).HasPriv(CA_FOUNDER) || nc_access >= u_access) && entry_mask.Matches(u2))
{
source.Reply(ACCESS_DENIED);
return;
}
}
/* Match against the lastusermask of all nickalias's with equal
* or higher access. - Viper */
for (nickalias_map::const_iterator it = NickAliasList.begin(), it_end = NickAliasList.end(); it != it_end; ++it)
{
na = it->second;
AccessGroup nc_access = ci->AccessFor(na->nc), u_access = ci->AccessFor(u);
if (na->nc && (na->nc == ci->GetFounder() || nc_access >= u_access))
{
Anope::string buf = na->nick + "!" + na->last_usermask;
if (Anope::Match(buf, mask))
{
source.Reply(ACCESS_DENIED);
return;
}
}
}
}
for (unsigned j = 0, end = ci->GetAkickCount(); j < end; ++j)
{
akick = ci->GetAkick(j);
if (akick->HasFlag(AK_ISNICK) ? akick->nc == nc : mask.equals_ci(akick->mask))
{
source.Reply(_("\002%s\002 already exists on %s autokick list."), akick->HasFlag(AK_ISNICK) ? akick->nc->display.c_str() : akick->mask.c_str(), ci->name.c_str());
return;
}
}
if (ci->GetAkickCount() >= Config->CSAutokickMax)
{
source.Reply(_("Sorry, you can only have %d autokick masks on a channel."), Config->CSAutokickMax);
return;
}
if (nc)
akick = ci->AddAkick(u->nick, nc, reason);
else
akick = ci->AddAkick(u->nick, mask, reason);
bool override = !ci->AccessFor(u).HasPriv(CA_AKICK);
Log(override ? LOG_OVERRIDE : LOG_COMMAND, u, this, ci) << "ADD " << mask << ": " << reason;
FOREACH_MOD(I_OnAkickAdd, OnAkickAdd(u, ci, akick));
source.Reply(_("\002%s\002 added to %s autokick list."), mask.c_str(), ci->name.c_str());
this->DoEnforce(source, ci);
}
void DoDel(CommandSource &source, ChannelInfo *ci, const std::vector<Anope::string> &params)
{
User *u = source.u;
const Anope::string &mask = params[2];
AutoKick *akick;
unsigned i, end;
if (!ci->GetAkickCount())
{
source.Reply(_("%s autokick list is empty."), ci->name.c_str());
return;
}
/* Special case: is it a number/list? Only do search if it isn't. */
if (isdigit(mask[0]) && mask.find_first_not_of("1234567890,-") == Anope::string::npos)
{
AkickDelCallback list(source, ci, this, mask);
list.Process();
}
else
{
NickAlias *na = findnick(mask);
NickCore *nc = na ? na->nc : NULL;
for (i = 0, end = ci->GetAkickCount(); i < end; ++i)
{
akick = ci->GetAkick(i);
if ((akick->HasFlag(AK_ISNICK) && akick->nc == nc) || (!akick->HasFlag(AK_ISNICK) && mask.equals_ci(akick->mask)))
break;
}
if (i == ci->GetAkickCount())
{
source.Reply(_("\002%s\002 not found on %s autokick list."), mask.c_str(), ci->name.c_str());
return;
}
bool override = !ci->AccessFor(u).HasPriv(CA_AKICK);
Log(override ? LOG_OVERRIDE : LOG_COMMAND, u, this, ci) << "DEL " << mask;
ci->EraseAkick(i);
source.Reply(_("\002%s\002 deleted from %s autokick list."), mask.c_str(), ci->name.c_str());
}
}
void DoList(CommandSource &source, ChannelInfo *ci, const std::vector<Anope::string> &params)
{
User *u = source.u;
const Anope::string &mask = params.size() > 2 ? params[2] : "";
bool override = !ci->AccessFor(u).HasPriv(CA_AKICK);
Log(override ? LOG_OVERRIDE : LOG_COMMAND, u, this, ci) << "LIST";
if (!ci->GetAkickCount())
{
source.Reply(_("%s autokick list is empty."), ci->name.c_str());
return;
}
if (!mask.empty() && isdigit(mask[0]) && mask.find_first_not_of("1234567890,-") == Anope::string::npos)
{
AkickListCallback list(source, ci, mask);
list.Process();
}
else
{
bool SentHeader = false;
for (unsigned i = 0, end = ci->GetAkickCount(); i < end; ++i)
{
AutoKick *akick = ci->GetAkick(i);
if (!mask.empty())
{
if (!akick->HasFlag(AK_ISNICK) && !Anope::Match(akick->mask, mask))
continue;
if (akick->HasFlag(AK_ISNICK) && !Anope::Match(akick->nc->display, mask))
continue;
}
if (!SentHeader)
{
SentHeader = true;
source.Reply(_("Autokick list for %s:"), ci->name.c_str());
}
AkickListCallback::DoList(source, ci, i, akick);
}
if (!SentHeader)
source.Reply(_("No matching entries on %s autokick list."), ci->name.c_str());
}
}
void DoView(CommandSource &source, ChannelInfo *ci, const std::vector<Anope::string> &params)
{
User *u = source.u;
const Anope::string &mask = params.size() > 2 ? params[2] : "";
bool override = !ci->AccessFor(u).HasPriv(CA_AKICK);
Log(override ? LOG_OVERRIDE : LOG_COMMAND, u, this, ci) << "VIEW";
if (!ci->GetAkickCount())
{
source.Reply(_("%s autokick list is empty."), ci->name.c_str());
return;
}
if (!mask.empty() && isdigit(mask[0]) && mask.find_first_not_of("1234567890,-") == Anope::string::npos)
{
AkickViewCallback list(source, ci, mask);
list.Process();
}
else
{
bool SentHeader = false;
for (unsigned i = 0, end = ci->GetAkickCount(); i < end; ++i)
{
AutoKick *akick = ci->GetAkick(i);
if (!mask.empty())
{
if (!akick->HasFlag(AK_ISNICK) && !Anope::Match(akick->mask, mask))
continue;
if (akick->HasFlag(AK_ISNICK) && !Anope::Match(akick->nc->display, mask))
continue;
}
if (!SentHeader)
{
SentHeader = true;
source.Reply(_("Autokick list for %s:"), ci->name.c_str());
}
AkickViewCallback::DoList(source, ci, i, akick);
}
if (!SentHeader)
source.Reply(_("No matching entries on %s autokick list."), ci->name.c_str());
}
}
void DoEnforce(CommandSource &source, ChannelInfo *ci)
{
User *u = source.u;
Channel *c = ci->c;
int count = 0;
if (!c)
{
source.Reply(CHAN_X_NOT_IN_USE, ci->name.c_str());
return;
}
for (CUserList::iterator it = c->users.begin(), it_end = c->users.end(); it != it_end; )
{
UserContainer *uc = *it++;
if (ci->CheckKick(uc->user))
++count;
}
bool override = !ci->AccessFor(u).HasPriv(CA_AKICK);
Log(override ? LOG_OVERRIDE : LOG_COMMAND, u, this, ci) << "ENFORCE, affects " << count << " users";
source.Reply(_("AKICK ENFORCE for \002%s\002 complete; \002%d\002 users were affected."), ci->name.c_str(), count);
}
void DoClear(CommandSource &source, ChannelInfo *ci)
{
User *u = source.u;
bool override = !ci->AccessFor(u).HasPriv(CA_AKICK);
Log(override ? LOG_OVERRIDE : LOG_COMMAND, u, this, ci) << "CLEAR";
ci->ClearAkick();
source.Reply(_("Channel %s akick list has been cleared."), ci->name.c_str());
}
public:
CommandCSAKick(Module *creator) : Command(creator, "chanserv/akick", 2, 4)
{
this->SetDesc(_("Maintain the AutoKick list"));
this->SetSyntax(_("\037channel\037 ADD {\037nick\037 | \037mask\037} [\037reason\037]"));
this->SetSyntax(_("\037channel\037 DEL {\037nick\037 | \037mask\037 | \037entry-num\037 | \037list\037}"));
this->SetSyntax(_("\037channel\037 LIST [\037mask\037 | \037entry-num\037 | \037list\037]"));
this->SetSyntax(_("\002AKICK \037channel\037 VIEW [\037mask\037 | \037entry-num\037 | \037list\037]"));
this->SetSyntax(_("\037channel\037 ENFORCE"));
this->SetSyntax(_("\037channel\037 CLEAR"));
}
void Execute(CommandSource &source, const std::vector<Anope::string> &params)
{
Anope::string chan = params[0];
Anope::string cmd = params[1];
Anope::string mask = params.size() > 2 ? params[2] : "";
User *u = source.u;
ChannelInfo *ci = cs_findchan(params[0]);
if (ci == NULL)
{
source.Reply(CHAN_X_NOT_REGISTERED, params[0].c_str());
return;
}
if (mask.empty() && (cmd.equals_ci("ADD") || cmd.equals_ci("DEL")))
this->OnSyntaxError(source, cmd);
else if (!ci->AccessFor(u).HasPriv(CA_AKICK) && !u->HasPriv("chanserv/access/modify"))
source.Reply(ACCESS_DENIED);
else if (!cmd.equals_ci("LIST") && !cmd.equals_ci("VIEW") && !cmd.equals_ci("ENFORCE") && readonly)
source.Reply(_("Sorry, channel autokick list modification is temporarily disabled."));
else if (cmd.equals_ci("ADD"))
this->DoAdd(source, ci, params);
else if (cmd.equals_ci("DEL"))
this->DoDel(source, ci, params);
else if (cmd.equals_ci("LIST"))
this->DoList(source, ci, params);
else if (cmd.equals_ci("VIEW"))
this->DoView(source, ci, params);
else if (cmd.equals_ci("ENFORCE"))
this->DoEnforce(source, ci);
else if (cmd.equals_ci("CLEAR"))
this->DoClear(source, ci);
else
this->OnSyntaxError(source, "");
return;
}
bool OnHelp(CommandSource &source, const Anope::string &subcommand)
{
this->SendSyntax(source);
source.Reply(" ");
source.Reply(_("Maintains the \002AutoKick list\002 for a channel. If a user\n"
"on the AutoKick list attempts to join the channel,\n"
"%s will ban that user from the channel, then kick\n"
"the user.\n"
" \n"
"The \002AKICK ADD\002 command adds the given nick or usermask\n"
"to the AutoKick list. If a \037reason\037 is given with\n"
"the command, that reason will be used when the user is\n"
"kicked; if not, the default reason is \"You have been\n"
"banned from the channel\".\n"
"When akicking a \037registered nick\037 the nickserv account\n"
"will be added to the akick list instead of the mask.\n"
"All users within that nickgroup will then be akicked.\n"),
source.owner->nick.c_str());
source.Reply(_(
" \n"
"The \002AKICK DEL\002 command removes the given nick or mask\n"
"from the AutoKick list. It does not, however, remove any\n"
"bans placed by an AutoKick; those must be removed\n"
"manually.\n"
" \n"
"The \002AKICK LIST\002 command displays the AutoKick list, or\n"
"optionally only those AutoKick entries which match the\n"
"given mask.\n"
" \n"
"The \002AKICK VIEW\002 command is a more verbose version of\n"
"\002AKICK LIST\002 command.\n"
" \n"
"The \002AKICK ENFORCE\002 command causes %s to enforce the\n"
"current AKICK list by removing those users who match an\n"
"AKICK mask.\n"
" \n"
"The \002AKICK CLEAR\002 command clears all entries of the\n"
"akick list."), source.owner->nick.c_str());
return true;
}
};
class CSAKick : public Module
{
CommandCSAKick commandcsakick;
public:
CSAKick(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, CORE),
commandcsakick(this)
{
this->SetAuthor("Anope");
ModuleManager::RegisterService(&commandcsakick);
}
};
MODULE_INIT(CSAKick)
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