C++ Channel::IsModeSet方法代码示例

CmdResult CommandTopic::HandleLocal(const std::vector<std::string>& parameters, LocalUser* user)
{
	Channel* c = ServerInstance->FindChan(parameters[0]);
	if (!c)
	{
		user->WriteNumeric(ERR_NOSUCHNICK, "%s :No such nick/channel", parameters[0].c_str());
		return CMD_FAILURE;
	}

	if (parameters.size() == 1)
	{
		if (c)
		{
			if ((c->IsModeSet(secretmode)) && (!c->HasUser(user)))
			{
				user->WriteNumeric(ERR_NOSUCHNICK, "%s :No such nick/channel", c->name.c_str());
				return CMD_FAILURE;
			}

			if (c->topic.length())
			{
				user->WriteNumeric(RPL_TOPIC, "%s :%s", c->name.c_str(), c->topic.c_str());
				user->WriteNumeric(RPL_TOPICTIME, "%s %s %lu", c->name.c_str(), c->setby.c_str(), (unsigned long)c->topicset);
			}
			else
			{
				user->WriteNumeric(RPL_NOTOPICSET, "%s :No topic is set.", c->name.c_str());
			}
		}
		return CMD_SUCCESS;
	}

	std::string t = parameters[1]; // needed, in case a module wants to change it
	ModResult res;
	FIRST_MOD_RESULT(OnPreTopicChange, res, (user,c,t));

	if (res == MOD_RES_DENY)
		return CMD_FAILURE;
	if (res != MOD_RES_ALLOW)
	{
		if (!c->HasUser(user))
		{
			user->WriteNumeric(ERR_NOTONCHANNEL, "%s :You're not on that channel!", c->name.c_str());
			return CMD_FAILURE;
		}
		if (c->IsModeSet(topiclockmode) && !ServerInstance->OnCheckExemption(user, c, "topiclock").check(c->GetPrefixValue(user) >= HALFOP_VALUE))
		{
			user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s :You do not have access to change the topic on this channel", c->name.c_str());
			return CMD_FAILURE;
		}
	}

	c->SetTopic(user, t);
	return CMD_SUCCESS;
}

/** Handle /NAMES
 */
CmdResult CommandNames::Handle (const std::vector<std::string>& parameters, User *user)
{
	Channel* c;

	if (!parameters.size())
	{
		user->WriteNumeric(366, "%s * :End of /NAMES list.",user->nick.c_str());
		return CMD_SUCCESS;
	}

	if (CommandParser::LoopCall(user, this, parameters, 0))
		return CMD_SUCCESS;

	c = ServerInstance->FindChan(parameters[0]);
	if (c)
	{
		if ((c->IsModeSet('s')) && (!c->HasUser(user)))
		{
		      user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), c->name.c_str());
		      return CMD_FAILURE;
		}
		c->UserList(user);
	}
	else
	{
		user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), parameters[0].c_str());
	}

	return CMD_SUCCESS;
}

std::string User::ChannelList(User* source, bool spy)
{
	std::string list;

	for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++)
	{
		Channel* c = *i;
		/* If the target is the sender, neither +p nor +s is set, or
		 * the channel contains the user, it is not a spy channel
		 */
		if (spy != (source == this || !(c->IsModeSet('p') || c->IsModeSet('s')) || c->HasUser(source)))
			list.append(c->GetPrefixChar(this)).append(c->name).append(" ");
	}

	return list;
}

	ModResult DoMsg(User *user, void *dest, int target_type, std::string &text, char status, CUList &exempt_list, bool privmsg)
	{
		if (!IS_LOCAL(user) || target_type != TYPE_CHANNEL || status)
			return MOD_RES_PASSTHRU;

		Channel* chan = static_cast<Channel*>(dest);
		ModResult res = ServerInstance->OnCheckExemption(user,chan,"opmoderated");
		if (res == MOD_RES_ALLOW)
			return MOD_RES_PASSTHRU;
		if (!chan->GetExtBanStatus(user, 'u').check(!chan->IsModeSet(&mh)) && chan->GetPrefixValue(user) < VOICE_VALUE)
		{
			FOREACH_MOD(I_OnText,OnText(user,chan,TYPE_CHANNEL,text,status,exempt_list));
			chan->WriteAllExcept(user, false, '@', exempt_list, "%s @%s :%s",
				privmsg ? "PRIVMSG" : "NOTICE", chan->name.c_str(), text.c_str());
			if (privmsg)
			{
				FOREACH_MOD(I_OnUserMessage,OnUserMessage(user,chan,TYPE_CHANNEL,text,'@',exempt_list));
			}
			else
				FOREACH_MOD(I_OnUserNotice,OnUserNotice(user,chan,TYPE_CHANNEL,text,'@',exempt_list));

			return MOD_RES_DENY;
		}

		return MOD_RES_PASSTHRU;
	}

	ModResult OnUserPreMessage(User* user, const MessageTarget& target, MessageDetails& details) override
	{
		if (!IS_LOCAL(user))
			return MOD_RES_PASSTHRU;

		std::string ctcpname;
		if (!details.IsCTCP(ctcpname) || irc::equals(ctcpname, "ACTION"))
			return MOD_RES_PASSTHRU;

		if (target.type == MessageTarget::TYPE_CHANNEL)
		{
			Channel* c = target.Get<Channel>();
			ModResult res = CheckExemption::Call(exemptionprov, user, c, "noctcp");
			if (res == MOD_RES_ALLOW)
				return MOD_RES_PASSTHRU;

			if (!c->GetExtBanStatus(user, 'C').check(!c->IsModeSet(nc)))
			{
				user->WriteNumeric(ERR_CANNOTSENDTOCHAN, c->name, "Can't send CTCP to channel (+C set)");
				return MOD_RES_DENY;
			}
		}
		else if (target.type == MessageTarget::TYPE_USER)
		{
			User* u = target.Get<User>();
			if (u->IsModeSet(ncu))
			{
				user->WriteNumeric(ERR_CANTSENDTOUSER, u->nick, "Can't send CTCP to user (+T set)");
				return MOD_RES_PASSTHRU;
			}
		}
		return MOD_RES_PASSTHRU;
	}

    ModResult OnUserPreMessage(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
    {
        if (!IS_LOCAL(user))
            return MOD_RES_PASSTHRU;

        std::string *account = accountname.get(user);
        bool is_registered = account && !account->empty();

        if (target_type == TYPE_CHANNEL)
        {
            Channel* c = (Channel*)dest;
            ModResult res = ServerInstance->OnCheckExemption(user,c,"regmoderated");

            if (c->IsModeSet('M') && !is_registered && res != MOD_RES_ALLOW)
            {
                // user messaging a +M channel and is not registered
                user->WriteNumeric(477, user->nick+" "+c->name+" :You need to be identified to a registered account to message this channel");
                return MOD_RES_DENY;
            }
        }
        else if (target_type == TYPE_USER)
        {
            User* u = (User*)dest;

            if (u->IsModeSet('R') && !is_registered)
            {
                // user messaging a +R user and is not registered
                user->WriteNumeric(477, ""+ user->nick +" "+ u->nick +" :You need to be identified to a registered account to message this user");
                return MOD_RES_DENY;
            }
        }
        return MOD_RES_PASSTHRU;
    }

	virtual ModResult OnUserPreNick(User* user, const std::string &newnick)
	{
		if (!IS_LOCAL(user))
			return MOD_RES_PASSTHRU;

		// Allow forced nick changes.
		if (ServerInstance->NICKForced.get(user))
			return MOD_RES_PASSTHRU;

		for (UCListIter i = user->chans.begin(); i != user->chans.end(); i++)
		{
			Channel* curr = *i;

			ModResult res = ServerInstance->OnCheckExemption(user,curr,"nonick");

			if (res == MOD_RES_ALLOW)
				continue;

			if (override && IS_OPER(user))
				continue;

			if (!curr->GetExtBanStatus(user, 'N').check(!curr->IsModeSet('N')))
			{
				user->WriteNumeric(ERR_CANTCHANGENICK, "%s :Can't change nickname while on %s (+N is set)",
					user->nick.c_str(), curr->name.c_str());
				return MOD_RES_DENY;
			}
		}

		return MOD_RES_PASSTHRU;
	}

std::string CommandWhois::ChannelList(User* source, User* dest, bool spy)
{
	std::string list;

	for (UCListIter i = dest->chans.begin(); i != dest->chans.end(); i++)
	{
		Channel* c = *i;
		/* If the target is the sender, neither +p nor +s is set, or
		 * the channel contains the user, it is not a spy channel
		 */
		if (spy != (source == dest || !(c->IsModeSet(privatemode) || c->IsModeSet(secretmode)) || c->HasUser(source)))
			list.append(c->GetPrefixChar(dest)).append(c->name).append(" ");
	}

	return list;
}

	Channel* get_first_visible_channel(User *u)
	{
		UCListIter i = u->chans.begin();
		while (i != u->chans.end())
		{
			Channel* c = *i++;
			if (!c->IsModeSet(secretmode))
				return c;
		}
		return NULL;
	}

std::string CommandWhois::ChannelList(User* source, User* dest, bool spy)
{
	std::string list;

	for (User::ChanList::iterator i = dest->chans.begin(); i != dest->chans.end(); i++)
	{
		Membership* memb = *i;
		Channel* c = memb->chan;
		/* If the target is the sender, neither +p nor +s is set, or
		 * the channel contains the user, it is not a spy channel
		 */
		if (spy != (source == dest || !(c->IsModeSet(privatemode) || c->IsModeSet(secretmode)) || c->HasUser(source)))
		{
			char prefix = memb->GetPrefixChar();
			if (prefix)
				list.push_back(prefix);
			list.append(c->name).push_back(' ');
		}
	}

	return list;
}

	CmdResult Handle (const std::vector<std::string> &parameters, User *user)
	{
		Channel* c = ServerInstance->FindChan(parameters[0]);
		if (!c)
		{
			user->WriteNumeric(Numerics::NoSuchNick(parameters[0]));
			return CMD_FAILURE;
		}

		if (c->HasUser(user))
		{
			user->WriteNumeric(ERR_KNOCKONCHAN, c->name, InspIRCd::Format("Can't KNOCK on %s, you are already on that channel.", c->name.c_str()));
			return CMD_FAILURE;
		}

		if (c->IsModeSet(noknockmode))
		{
			user->WriteNumeric(480, InspIRCd::Format("Can't KNOCK on %s, +K is set.", c->name.c_str()));
			return CMD_FAILURE;
		}

		if (!c->IsModeSet(inviteonlymode))
		{
			user->WriteNumeric(ERR_CHANOPEN, c->name, InspIRCd::Format("Can't KNOCK on %s, channel is not invite only so knocking is pointless!", c->name.c_str()));
			return CMD_FAILURE;
		}

		if (sendnotice)
			c->WriteNotice(InspIRCd::Format("User %s is KNOCKing on %s (%s)", user->nick.c_str(), c->name.c_str(), parameters[1].c_str()));

		if (sendnumeric)
			c->WriteChannelWithServ(ServerInstance->Config->ServerName, "710 %s %s %s :is KNOCKing: %s", c->name.c_str(), c->name.c_str(), user->GetFullHost().c_str(), parameters[1].c_str());

		user->WriteNotice("KNOCKing on " + c->name);
		return CMD_SUCCESS;
	}

	CmdResult Handle (const std::vector<std::string> &parameters, User *user)
	{
		Channel* c = ServerInstance->FindChan(parameters[0]);
		if (!c)
		{
			user->WriteNumeric(401, "%s %s :No such channel",user->nick.c_str(), parameters[0].c_str());
			return CMD_FAILURE;
		}

		if (c->HasUser(user))
		{
			user->WriteNumeric(480, "%s :Can't KNOCK on %s, you are already on that channel.", user->nick.c_str(), c->name.c_str());
			return CMD_FAILURE;
		}

		if (c->IsModeSet('K'))
		{
			user->WriteNumeric(480, "%s :Can't KNOCK on %s, +K is set.",user->nick.c_str(), c->name.c_str());
			return CMD_FAILURE;
		}

		if (!c->IsModeSet('i'))
		{
			user->WriteNumeric(480, "%s :Can't KNOCK on %s, channel is not invite only so knocking is pointless!",user->nick.c_str(), c->name.c_str());
			return CMD_FAILURE;
		}

		if (sendnotice)
			c->WriteChannelWithServ(ServerInstance->Config->ServerName, "NOTICE %s :User %s is KNOCKing on %s (%s)", c->name.c_str(), user->nick.c_str(), c->name.c_str(), parameters[1].c_str());

		if (sendnumeric)
			c->WriteChannelWithServ(ServerInstance->Config->ServerName, "710 %s %s %s :is KNOCKing: %s", c->name.c_str(), c->name.c_str(), user->GetFullHost().c_str(), parameters[1].c_str());

		user->WriteNotice("KNOCKing on " + c->name);
		return CMD_SUCCESS;
	}

	virtual ModResult OnUserPreNotice(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
	{
		ModResult res;
		if ((target_type == TYPE_CHANNEL) && (IS_LOCAL(user)))
		{
			Channel* c = (Channel*)dest;
			if (!c->GetExtBanStatus(user, 'T').check(!c->IsModeSet('T')))
			{
				res = ServerInstance->OnCheckExemption(user,c,"nonotice");
				if (res == MOD_RES_ALLOW)
					return MOD_RES_PASSTHRU;
				else
				{
					user->WriteNumeric(ERR_CANNOTSENDTOCHAN, "%s %s :Can't send NOTICE to channel (+T set)",user->nick.c_str(), c->name.c_str());
					return MOD_RES_DENY;
				}
			}
		}
		return MOD_RES_PASSTHRU;
	}

	virtual ModResult OnUserPreMessage(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
	{
		if (target_type == TYPE_CHANNEL)
		{
			if ((!IS_LOCAL(user)) || (text.length() < minlen))
				return MOD_RES_PASSTHRU;

			Channel* c = (Channel*)dest;
			ModResult res = ServerInstance->OnCheckExemption(user,c,"blockcaps");

			if (res == MOD_RES_ALLOW)
				return MOD_RES_PASSTHRU;

			if (!c->GetExtBanStatus(user, 'B').check(!c->IsModeSet('B')))
			{
				int caps = 0;
				const char* actstr = "\1ACTION ";
				int act = 0;

				for (std::string::iterator i = text.begin(); i != text.end(); i++)
				{
					/* Smart fix for suggestion from Jobe, ignore CTCP ACTION (part of /ME) */
					if (*actstr && *i == *actstr++ && act != -1)
					{
						act++;
						continue;
					}
					else
						act = -1;

					caps += capsmap[(unsigned char)*i];
				}
				if ( ((caps*100)/(int)text.length()) >= percent )
				{
					user->WriteNumeric(ERR_CANNOTSENDTOCHAN, "%s %s :Your message cannot contain more than %d%% capital letters if it's longer than %d characters", user->nick.c_str(), c->name.c_str(), percent, minlen);
					return MOD_RES_DENY;
				}
			}
		}
		return MOD_RES_PASSTHRU;
	}

	void ValidateChans()
	{
		Modes::ChangeList removepermchan;

		badchan = true;
		const chan_hash& chans = ServerInstance->GetChans();
		for (chan_hash::const_iterator i = chans.begin(); i != chans.end(); )
		{
			Channel* c = i->second;
			// Move iterator before we begin kicking
			++i;
			if (ServerInstance->IsChannel(c->name))
				continue; // The name of this channel is still valid

			if (c->IsModeSet(permchannelmode) && c->GetUserCounter())
			{
				removepermchan.clear();
				removepermchan.push_remove(*permchannelmode);
				ServerInstance->Modes.Process(ServerInstance->FakeClient, c, NULL, removepermchan);
			}

			Channel::MemberMap& users = c->userlist;
			for (Channel::MemberMap::iterator j = users.begin(); j != users.end(); )
			{
				if (IS_LOCAL(j->first))
				{
					// KickUser invalidates the iterator
					Channel::MemberMap::iterator it = j++;
					c->KickUser(ServerInstance->FakeClient, it, "Channel name no longer valid");
				}
				else
					++j;
			}
		}
		badchan = false;
	}