/* NickServ core functions
  *
  * (C) 2003-2022 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 CommandNSInfo : public Command
 {
  public:
 	CommandNSInfo(Module *creator) : Command(creator, "nickserv/info", 0, 2)
 	{
 		this->SetDesc(_("Displays information about a given nickname"));
 		this->SetSyntax(_("[\037nickname\037]"));
 		this->AllowUnregistered(true);
 	}
 
 	void Execute(CommandSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 
 		const Anope::string &nick = params.size() ? params[0] : (source.nc ? source.nc->display : source.GetNick());
 		NickAlias *na = NickAlias::Find(nick);
 		bool has_auspex = source.HasPriv("nickserv/auspex");
 
 		if (!na)
 		{
 			if (BotInfo::Find(nick, true))
 				source.Reply(_("Nick \002%s\002 is part of this Network's Services."), nick.c_str());
 			else
 				source.Reply(NICK_X_NOT_REGISTERED, nick.c_str());
 		}
 		else
 		{
 			bool nick_online = false, show_hidden = false;
 
 			/* Is the real owner of the nick we're looking up online? -TheShadow */
 			User *u2 = User::Find(na->nick, true);
 			if (u2 && u2->Account() == na->nc)
 			{
 				nick_online = true;
 				na->last_seen = Anope::CurTime;
 			}
 
 			if (has_auspex || na->nc == source.GetAccount())
 				show_hidden = true;
 
 			source.Reply(_("%s is %s"), na->nick.c_str(), na->last_realname.c_str());
 
 			if (na->nc->HasExt("UNCONFIRMED"))
 				source.Reply(_("%s is an unconfirmed nickname."), na->nick.c_str());
 
 			if (na->nc->IsServicesOper() && (show_hidden || !na->nc->HasExt("HIDE_STATUS")))
 				source.Reply(_("%s is a Services Operator of type %s."), na->nick.c_str(), na->nc->o->ot->GetName().c_str());
 
 			InfoFormatter info(source.nc);
 
 			info[_("Account")] = na->nc->display;
 			if (nick_online)
 			{
 				bool shown = false;
 				if (show_hidden && !na->last_realhost.empty())
 				{
 					info[_("Online from")] = na->last_realhost;
 					shown = true;
 				}
 				if ((show_hidden || !na->nc->HasExt("HIDE_MASK")) && (!shown || na->last_usermask != na->last_realhost))
 					info[_("Online from")] = na->last_usermask;
 				else
 					source.Reply(_("%s is currently online."), na->nick.c_str());
 			}
 			else
 			{
 				Anope::string shown;
 				if (show_hidden || !na->nc->HasExt("HIDE_MASK"))
 				{
 					info[_("Last seen address")] = na->last_usermask;
 					shown = na->last_usermask;
 				}
 
 				if (show_hidden && !na->last_realhost.empty() && na->last_realhost != shown)
 					info[_("Last seen address")] = na->last_realhost;
 			}
 
 			info[_("Registered")] = Anope::strftime(na->time_registered, source.GetAccount());
 
 			if (!nick_online)
 				info[_("Last seen")] = Anope::strftime(na->last_seen, source.GetAccount());
 
 			if (!na->last_quit.empty() && (show_hidden || !na->nc->HasExt("HIDE_QUIT")))
 				info[_("Last quit message")] = na->last_quit;
 
 			if (!na->nc->email.empty() && (show_hidden || !na->nc->HasExt("HIDE_EMAIL")))
 				info[_("Email address")] = na->nc->email;
 
 			if (show_hidden)
 			{
 				if (na->HasVhost())
 				{
 					if (IRCD->CanSetVIdent && !na->GetVhostIdent().empty())
 						info[_("VHost")] = na->GetVhostIdent() + "@" + na->GetVhostHost();
 					else
 						info[_("VHost")] = na->GetVhostHost();
 				}
 			}
 
 			FOREACH_MOD(OnNickInfo, (source, na, info, show_hidden));
 
 			std::vector<Anope::string> replies;
 			info.Process(replies);
 
 			for (unsigned i = 0; i < replies.size(); ++i)
 				source.Reply(replies[i]);
 		}
 	}
 
 	bool OnHelp(CommandSource &source, const Anope::string &subcommand) anope_override
 	{
 		this->SendSyntax(source);
 		source.Reply(" ");
 		source.Reply(_("Displays information about the given nickname, such as\n"
 				"the nick's owner, last seen address and time, and nick\n"
 				"options. If no nick is given, and you are identified,\n"
 				"your account name is used, else your current nickname is\n"
 				"used."));
 
 		return true;
 	}
 };
 
 
 class CommandNSSetHide : public Command
 {
  public:
 	CommandNSSetHide(Module *creator, const Anope::string &sname = "nickserv/set/hide", size_t min = 2) : Command(creator, sname, min, min + 1)
 	{
 		this->SetDesc(_("Hide certain pieces of nickname information"));
 		this->SetSyntax("{EMAIL | STATUS | USERMASK | QUIT} {ON | OFF}");
 	}
 
 	void Run(CommandSource &source, const Anope::string &user, const Anope::string &param, const Anope::string &arg)
 	{
 		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;
 
 		Anope::string onmsg, offmsg, flag;
 
 		if (param.equals_ci("EMAIL"))
 		{
 			flag = "HIDE_EMAIL";
 			onmsg = _("The E-mail address of \002%s\002 will now be hidden from %s INFO displays.");
 			offmsg = _("The E-mail address of \002%s\002 will now be shown in %s INFO displays.");
 		}
 		else if (param.equals_ci("USERMASK"))
 		{
 			flag = "HIDE_MASK";
 			onmsg = _("The last seen user@host mask of \002%s\002 will now be hidden from %s INFO displays.");
 			offmsg = _("The last seen user@host mask of \002%s\002 will now be shown in %s INFO displays.");
 		}
 		else if (param.equals_ci("STATUS"))
 		{
 			flag = "HIDE_STATUS";
 			onmsg = _("The services access status of \002%s\002 will now be hidden from %s INFO displays.");
 			offmsg = _("The services access status of \002%s\002 will now be shown in %s INFO displays.");
 		}
 		else if (param.equals_ci("QUIT"))
 		{
 			flag = "HIDE_QUIT";
 			onmsg = _("The last quit message of \002%s\002 will now be hidden from %s INFO displays.");
 			offmsg = _("The last quit message of \002%s\002 will now be shown in %s INFO displays.");
 		}
 		else
 		{
 			this->OnSyntaxError(source, "HIDE");
 			return;
 		}
 
 		if (arg.equals_ci("ON"))
 		{
 			Log(nc == source.GetAccount() ? LOG_COMMAND : LOG_ADMIN, source, this) << "to change hide " << param.upper() << " to " << arg.upper() << " for " << nc->display;
 			nc->Extend<bool>(flag);
 			source.Reply(onmsg.c_str(), nc->display.c_str(), source.service->nick.c_str());
 		}
 		else if (arg.equals_ci("OFF"))
 		{
 			Log(nc == source.GetAccount() ? LOG_COMMAND : LOG_ADMIN, source, this) << "to change hide " << param.upper() << " to " << arg.upper() << " for " << nc->display;
 			nc->Shrink<bool>(flag);
 			source.Reply(offmsg.c_str(), nc->display.c_str(), source.service->nick.c_str());
 		}
 		else
 			this->OnSyntaxError(source, "HIDE");
 	}
 
 	void Execute(CommandSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		this->Run(source, source.nc->display, params[0], params[1]);
 	}
 
 	bool OnHelp(CommandSource &source, const Anope::string &) anope_override
 	{
 		this->SendSyntax(source);
 		source.Reply(" ");
 		source.Reply(_("Allows you to prevent certain pieces of information from\n"
 				"being displayed when someone does a %s \002INFO\002 on your\n"
 				"nick.  You can hide your E-mail address (\002EMAIL\002), last seen\n"
 				"user@host mask (\002USERMASK\002), your services access status\n"
 				"(\002STATUS\002) and last quit message (\002QUIT\002).\n"
 				"The second parameter specifies whether the information should\n"
 				"be displayed (\002OFF\002) or hidden (\002ON\002)."), source.service->nick.c_str());
 		return true;
 	}
 };
 
 class CommandNSSASetHide : public CommandNSSetHide
 {
  public:
 	CommandNSSASetHide(Module *creator) : CommandNSSetHide(creator, "nickserv/saset/hide", 3)
 	{
 		this->SetSyntax(_("\037nickname\037 {EMAIL | STATUS | USERMASK | QUIT} {ON | OFF}"));
 	}
 
 	void Execute(CommandSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		this->ClearSyntax();
 		this->Run(source, params[0], params[1], params[2]);
 	}
 
 	bool OnHelp(CommandSource &source, const Anope::string &) anope_override
 	{
 		this->SendSyntax(source);
 		source.Reply(" ");
 		source.Reply(_("Allows you to prevent certain pieces of information from\n"
 				"being displayed when someone does a %s \002INFO\002 on the\n"
 				"nick.  You can hide the E-mail address (\002EMAIL\002), last seen\n"
 				"user@host mask (\002USERMASK\002), the services access status\n"
 				"(\002STATUS\002) and last quit message (\002QUIT\002).\n"
 				"The second parameter specifies whether the information should\n"
 				"be displayed (\002OFF\002) or hidden (\002ON\002)."), source.service->nick.c_str());
 		return true;
 	}
 };
 
 class NSInfo : public Module
 {
 	CommandNSInfo commandnsinfo;
 
 	CommandNSSetHide commandnssethide;
 	CommandNSSASetHide commandnssasethide;
 
 	SerializableExtensibleItem<bool> hide_email, hide_usermask, hide_status, hide_quit;
 
  public:
 	NSInfo(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, VENDOR),
 		commandnsinfo(this), commandnssethide(this), commandnssasethide(this),
 		 hide_email(this, "HIDE_EMAIL"), hide_usermask(this, "HIDE_MASK"), hide_status(this, "HIDE_STATUS"),
 		 hide_quit(this, "HIDE_QUIT")
 	{
 
 	}
 };
 
 MODULE_INIT(NSInfo)

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