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/* NickServ core functions
*
* (C) 2003-2025 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"
class CommandNSSetKeepModes
: public Command
{
public:
CommandNSSetKeepModes(Module *creator, const Anope::string &sname = "nickserv/set/keepmodes", size_t min = 1)
: Command(creator, sname, min, min + 1)
{
this->SetDesc(_("Enable or disable keep modes"));
this->SetSyntax("{ON | OFF}");
}
void Run(CommandSource &source, const Anope::string &user, const Anope::string ¶m)
{
if (Anope::ReadOnly)
{
source.Reply(READ_ONLY_MODE);
return;
}
const NickAlias *na = NickAlias::Find(user);
if (!na)
{
source.Reply(NICK_X_NOT_REGISTERED, user.c_str());
return;
}
NickCore *nc = na->nc;
EventReturn MOD_RESULT;
FOREACH_RESULT(OnSetNickOption, MOD_RESULT, (source, this, nc, param));
if (MOD_RESULT == EVENT_STOP)
return;
if (param.equals_ci("ON"))
{
Log(nc == source.GetAccount() ? LOG_COMMAND : LOG_ADMIN, source, this) << "to enable keepmodes for " << nc->display;
nc->Extend<bool>("NS_KEEP_MODES");
source.Reply(_("Keep modes for %s is now \002on\002."), nc->display.c_str());
}
else if (param.equals_ci("OFF"))
{
Log(nc == source.GetAccount() ? LOG_COMMAND : LOG_ADMIN, source, this) << "to disable keepmodes for " << nc->display;
nc->Shrink<bool>("NS_KEEP_MODES");
source.Reply(_("Keep modes for %s is now \002off\002."), nc->display.c_str());
}
else
this->OnSyntaxError(source, "");
}
void Execute(CommandSource &source, const std::vector<Anope::string> ¶ms) override
{
this->Run(source, source.nc->display, params[0]);
}
bool OnHelp(CommandSource &source, const Anope::string &) override
{
this->SendSyntax(source);
source.Reply(" ");
source.Reply(_(
"Enables or disables keepmodes for your nick. If keep "
"modes is enabled, services will remember your usermodes "
"and attempt to re-set them the next time you authenticate."
));
return true;
}
};
class CommandNSSASetKeepModes final
: public CommandNSSetKeepModes
{
public:
CommandNSSASetKeepModes(Module *creator)
: CommandNSSetKeepModes(creator, "nickserv/saset/keepmodes", 2)
{
this->ClearSyntax();
this->SetSyntax(_("\037nickname\037 {ON | OFF}"));
}
void Execute(CommandSource &source, const std::vector<Anope::string> ¶ms) override
{
this->Run(source, params[0], params[1]);
}
bool OnHelp(CommandSource &source, const Anope::string &) override
{
this->SendSyntax(source);
source.Reply(" ");
source.Reply(_(
"Enables or disables keepmodes for the given nick. If keep "
"modes is enabled, services will remember users' usermodes "
"and attempt to re-set them the next time they authenticate."
));
return true;
}
};
class NSSetKeepModes final
: public Module
{
private:
CommandNSSetKeepModes commandnssetkeepmodes;
CommandNSSASetKeepModes commandnssasetkeepmodes;
struct KeepModes final
: SerializableExtensibleItem<bool>
{
KeepModes(Module *m, const Anope::string &n) : SerializableExtensibleItem<bool>(m, n) { }
void ExtensibleSerialize(const Extensible *e, const Serializable *s, Serialize::Data &data) const override
{
SerializableExtensibleItem<bool>::ExtensibleSerialize(e, s, data);
if (s->GetSerializableType()->GetName() != NICKCORE_TYPE)
return;
const NickCore *nc = anope_dynamic_static_cast<const NickCore *>(s);
Anope::string modes;
for (const auto &[last_mode, last_value] : nc->last_modes)
{
if (!modes.empty())
modes += " ";
modes += last_mode;
if (!last_value.empty())
modes += "," + last_value;
}
data.Store("last_modes", modes);
}
void ExtensibleUnserialize(Extensible *e, Serializable *s, Serialize::Data &data) override
{
SerializableExtensibleItem<bool>::ExtensibleUnserialize(e, s, data);
if (s->GetSerializableType()->GetName() != NICKCORE_TYPE)
return;
NickCore *nc = anope_dynamic_static_cast<NickCore *>(s);
Anope::string modes;
data["last_modes"] >> modes;
nc->last_modes.clear();
for (spacesepstream sep(modes); sep.GetToken(modes);)
{
size_t c = modes.find(',');
if (c == Anope::string::npos)
nc->last_modes.emplace(modes, "");
else
nc->last_modes.emplace(modes.substr(0, c), modes.substr(c + 1));
}
}
} keep_modes;
public:
NSSetKeepModes(const Anope::string &modname, const Anope::string &creator)
: Module(modname, creator, VENDOR)
, commandnssetkeepmodes(this)
, commandnssasetkeepmodes(this)
, keep_modes(this, "NS_KEEP_MODES")
{
}
void OnNickInfo(CommandSource &source, NickAlias *na, InfoFormatter &info, bool show_hidden) override
{
if (!show_hidden)
return;
if (keep_modes.HasExt(na->nc))
info.AddOption(_("Keep modes"));
}
void OnUserModeSet(const MessageSource &setter, User *u, const Anope::string &mname) override
{
if (u->IsIdentified() && setter.GetUser() == u)
u->Account()->last_modes = u->GetModeList();
}
void OnUserModeUnset(const MessageSource &setter, User *u, const Anope::string &mname) override
{
if (u->IsIdentified() && setter.GetUser() == u)
u->Account()->last_modes = u->GetModeList();
}
void OnUserLogin(User *u) override
{
if (keep_modes.HasExt(u->Account()))
{
const auto norestore = Config->GetModule(this).Get<const Anope::string>("norestore");
User::ModeList modes = u->Account()->last_modes;
for (const auto &[last_mode, last_value] : modes)
{
auto *um = ModeManager::FindUserModeByName(last_mode);
if (um && um->CanSet(nullptr) && norestore.find(um->mchar) == Anope::string::npos)
u->SetMode(nullptr, last_mode, last_value);
}
}
}
};
MODULE_INIT(NSSetKeepModes)
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