C++ Channel::ChanModes方法代码示例

//.........这里部分代码省略.........
					for(std::set<std::string>::iterator i = oper->AllowedPrivs.begin(); i != oper->AllowedPrivs.end(); i++)
					{
						privs.push_back(' ');
						privs.append(*i);
					}
					std::stringstream privdump(privs);
					user->SendText(checkstr + " permissions", privdump);
				}
			}

			if (loctarg)
			{
				user->SendText(checkstr + " clientaddr " + loctarg->client_sa.str());
				user->SendText(checkstr + " serveraddr " + loctarg->server_sa.str());

				std::string classname = loctarg->GetClass()->name;
				if (!classname.empty())
					user->SendText(checkstr + " connectclass " + classname);
			}
			else
				user->SendText(checkstr + " onip " + targuser->GetIPString());

			for (UCListIter i = targuser->chans.begin(); i != targuser->chans.end(); i++)
			{
				Channel* c = (*i)->chan;
				chliststr.append(c->GetPrefixChar(targuser)).append(c->name).append(" ");
			}

			std::stringstream dump(chliststr);

			user->SendText(checkstr + " onchans", dump);

			dumpExt(user, checkstr, targuser);
		}
		else if (targchan)
		{
			/* /check on a channel */
			user->SendText(checkstr + " timestamp " + timestring(targchan->age));

			if (targchan->topic[0] != 0)
			{
				/* there is a topic, assume topic related information exists */
				user->SendText(checkstr + " topic " + targchan->topic);
				user->SendText(checkstr + " topic_setby " + targchan->setby);
				user->SendText(checkstr + " topic_setat " + timestring(targchan->topicset));
			}

			user->SendText(checkstr + " modes " + targchan->ChanModes(true));
			user->SendText(checkstr + " membercount " + ConvToStr(targchan->GetUserCounter()));

			/* now the ugly bit, spool current members of a channel. :| */

			const UserMembList *ulist= targchan->GetUsers();

			/* note that unlike /names, we do NOT check +i vs in the channel */
			for (UserMembCIter i = ulist->begin(); i != ulist->end(); i++)
			{
				/*
			 	 * Unlike Asuka, I define a clone as coming from the same host. --w00t
			 	 */
				user->SendText("%s member %-3lu %s%s (%[email protected]%s) %s ",
					checkstr.c_str(), ServerInstance->Users->GlobalCloneCount(i->first),
					targchan->GetAllPrefixChars(i->first), i->first->nick.c_str(),
					i->first->ident.c_str(), i->first->dhost.c_str(), i->first->fullname.c_str());
			}

			const ModeParser::ListModeList& listmodes = ServerInstance->Modes->GetListModes();
			for (ModeParser::ListModeList::const_iterator i = listmodes.begin(); i != listmodes.end(); ++i)
				dumpListMode(user, checkstr, (*i)->GetList(targchan));

			dumpExt(user, checkstr, targchan);
		}
		else
		{
			/*  /check on an IP address, or something that doesn't exist */
			long x = 0;

			/* hostname or other */
			for (user_hash::const_iterator a = ServerInstance->Users->clientlist->begin(); a != ServerInstance->Users->clientlist->end(); a++)
			{
				if (InspIRCd::Match(a->second->host, parameters[0], ascii_case_insensitive_map) || InspIRCd::Match(a->second->dhost, parameters[0], ascii_case_insensitive_map))
				{
					/* host or vhost matches mask */
					user->SendText(checkstr + " match " + ConvToStr(++x) + " " + a->second->GetFullRealHost() + " " + a->second->GetIPString() + " " + a->second->fullname);
				}
				/* IP address */
				else if (InspIRCd::MatchCIDR(a->second->GetIPString(), parameters[0]))
				{
					/* same IP. */
					user->SendText(checkstr + " match " + ConvToStr(++x) + " " + a->second->GetFullRealHost() + " " + a->second->GetIPString() + " " + a->second->fullname);
				}
			}

			user->SendText(checkstr + " matches " + ConvToStr(x));
		}

		user->SendText(checkstr + " END " + parameters[0]);

		return CMD_SUCCESS;
	}

static bool WriteDatabase(PermChannel& permchanmode, Module* mod, bool save_listmodes)
{
	ChanModeReference ban(mod, "ban");
	/*
	 * We need to perform an atomic write so as not to fuck things up.
	 * So, let's write to a temporary file, flush it, then rename the file..
	 *     -- w00t
	 */

	// If the user has not specified a configuration file then we don't write one.
	if (permchannelsconf.empty())
		return true;

	std::string permchannelsnewconf = permchannelsconf + ".tmp";
	std::ofstream stream(permchannelsnewconf.c_str());
	if (!stream.is_open())
	{
		ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot create database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot create new db: %s (%d)", strerror(errno), errno);
		return false;
	}

	stream << "# This file is automatically generated by m_permchannels. Any changes will be overwritten." << std::endl
		<< "<config format=\"xml\">" << std::endl;

	for (chan_hash::const_iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
	{
		Channel* chan = i->second;
		if (!chan->IsModeSet(permchanmode))
			continue;

		std::string chanmodes = chan->ChanModes(true);
		if (save_listmodes)
		{
			std::string modes;
			std::string params;

			const ModeParser::ListModeList& listmodes = ServerInstance->Modes->GetListModes();
			for (ModeParser::ListModeList::const_iterator j = listmodes.begin(); j != listmodes.end(); ++j)
			{
				ListModeBase* lm = *j;
				ListModeBase::ModeList* list = lm->GetList(chan);
				if (!list || list->empty())
					continue;

				size_t n = 0;
				// Append the parameters
				for (ListModeBase::ModeList::const_iterator k = list->begin(); k != list->end(); ++k, n++)
				{
					params += k->mask;
					params += ' ';
				}

				// Append the mode letters (for example "IIII", "gg")
				modes.append(n, lm->GetModeChar());
			}

			if (!params.empty())
			{
				// Remove the last space
				params.erase(params.end()-1);

				// If there is at least a space in chanmodes (that is, a non-listmode has a parameter)
				// insert the listmode mode letters before the space. Otherwise just append them.
				std::string::size_type p = chanmodes.find(' ');
				if (p == std::string::npos)
					chanmodes += modes;
				else
					chanmodes.insert(p, modes);

				// Append the listmode parameters (the masks themselves)
				chanmodes += ' ';
				chanmodes += params;
			}
		}

		stream << "<permchannels channel=\"" << ServerConfig::Escape(chan->name)
			<< "\" ts=\"" << chan->age
			<< "\" topic=\"" << ServerConfig::Escape(chan->topic)
			<< "\" topicts=\"" << chan->topicset
			<< "\" topicsetby=\"" << ServerConfig::Escape(chan->setby)
			<< "\" modes=\"" << ServerConfig::Escape(chanmodes)
			<< "\">" << std::endl;
	}

	if (stream.fail())
	{
		ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot write to new database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot write to new db: %s (%d)", strerror(errno), errno);
		return false;
	}
	stream.close();

#ifdef _WIN32
	if (remove(permchannelsconf.c_str()))
	{
		ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot remove old database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot remove old database: %s (%d)", strerror(errno), errno);
		return false;
	}
//.........这里部分代码省略.........

static bool WriteDatabase()
{
	/*
	 * We need to perform an atomic write so as not to fuck things up.
	 * So, let's write to a temporary file, flush it, then rename the file..
	 *     -- w00t
	 */
	
	// If the user has not specified a configuration file then we don't write one.
	if (permchannelsconf.empty())
		return true;

	std::string permchannelsnewconf = permchannelsconf + ".tmp";
	std::ofstream stream(permchannelsnewconf.c_str());
	if (!stream.is_open())
	{
		ServerInstance->Logs->Log("m_permchannels", LOG_DEFAULT, "permchannels: Cannot create database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot create new db: %s (%d)", strerror(errno), errno);
		return false;
	}
	
	stream << "# This file is automatically generated by m_permchannels. Any changes will be overwritten." << std::endl
		<< "<config format=\"xml\">" << std::endl;

	for (chan_hash::const_iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
	{
		Channel* chan = i->second;
		if (!chan->IsModeSet('P'))
			continue;

		stream << "<permchannels channel=\"" << ServerConfig::Escape(chan->name)
			<< "\" topic=\"" << ServerConfig::Escape(chan->topic)
			<< "\" modes=\"" << ServerConfig::Escape(chan->ChanModes(true))
			<< "\">" << std::endl;
	}

	if (stream.fail())
	{
		ServerInstance->Logs->Log("m_permchannels", LOG_DEFAULT, "permchannels: Cannot write to new database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot write to new db: %s (%d)", strerror(errno), errno);
		return false;
	}
	stream.close();

#ifdef _WIN32
	if (remove(permchannelsconf.c_str()))
	{
		ServerInstance->Logs->Log("m_permchannels", LOG_DEFAULT, "permchannels: Cannot remove old database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot remove old database: %s (%d)", strerror(errno), errno);
		return false;
	}
#endif
	// Use rename to move temporary to new db - this is guarenteed not to fuck up, even in case of a crash.
	if (rename(permchannelsnewconf.c_str(), permchannelsconf.c_str()) < 0)
	{
		ServerInstance->Logs->Log("m_permchannels", LOG_DEFAULT, "permchannels: Cannot move new to old database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot replace old with new db: %s (%d)", strerror(errno), errno);
		return false;
	}

	return true;
}

static bool WriteDatabase(PermChannel& permchanmode, Module* mod, bool save_listmodes)
{
	ChanModeReference ban(mod, "ban");
	/*
	 * We need to perform an atomic write so as not to fuck things up.
	 * So, let's write to a temporary file, flush it, then rename the file..
	 *     -- w00t
	 */
	
	// If the user has not specified a configuration file then we don't write one.
	if (permchannelsconf.empty())
		return true;

	std::string permchannelsnewconf = permchannelsconf + ".tmp";
	std::ofstream stream(permchannelsnewconf.c_str());
	if (!stream.is_open())
	{
		ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot create database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot create new db: %s (%d)", strerror(errno), errno);
		return false;
	}
	
	stream << "# This file is automatically generated by m_permchannels. Any changes will be overwritten." << std::endl
		<< "<config format=\"xml\">" << std::endl;

	for (chan_hash::const_iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
	{
		Channel* chan = i->second;
		if (!chan->IsModeSet(permchanmode))
			continue;

		std::string chanmodes = chan->ChanModes(true);
		if (save_listmodes)
		{
			ListModeData lm;

			// Bans are managed by the core, so we have to process them separately
			static_cast<ListModeBase*>(*ban)->DoSyncChannel(chan, mod, &lm);

			// All other listmodes are managed by modules, so we need to ask them (call their
			// OnSyncChannel() handler) to give our ProtoSendMode() a list of modes that are
			// set on the channel. The ListModeData struct is passed as an opaque pointer
			// that will be passed back to us by the module handling the mode.
			FOREACH_MOD(OnSyncChannel, (chan, mod, &lm));

			if (!lm.modes.empty())
			{
				// Remove the last space
				lm.params.erase(lm.params.end()-1);

				// If there is at least a space in chanmodes (that is, a non-listmode has a parameter)
				// insert the listmode mode letters before the space. Otherwise just append them.
				std::string::size_type p = chanmodes.find(' ');
				if (p == std::string::npos)
					chanmodes += lm.modes;
				else
					chanmodes.insert(p, lm.modes);

				// Append the listmode parameters (the masks themselves)
				chanmodes += ' ';
				chanmodes += lm.params;
			}
		}

		stream << "<permchannels channel=\"" << ServerConfig::Escape(chan->name)
			<< "\" ts=\"" << chan->age
			<< "\" topic=\"" << ServerConfig::Escape(chan->topic)
			<< "\" topicts=\"" << chan->topicset
			<< "\" topicsetby=\"" << ServerConfig::Escape(chan->setby)
			<< "\" modes=\"" << ServerConfig::Escape(chanmodes)
			<< "\">" << std::endl;
	}

	if (stream.fail())
	{
		ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot write to new database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot write to new db: %s (%d)", strerror(errno), errno);
		return false;
	}
	stream.close();

#ifdef _WIN32
	if (remove(permchannelsconf.c_str()))
	{
		ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot remove old database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot remove old database: %s (%d)", strerror(errno), errno);
		return false;
	}
#endif
	// Use rename to move temporary to new db - this is guarenteed not to fuck up, even in case of a crash.
	if (rename(permchannelsnewconf.c_str(), permchannelsconf.c_str()) < 0)
	{
		ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Cannot move new to old database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot replace old with new db: %s (%d)", strerror(errno), errno);
		return false;
	}

	return true;
}

static bool WriteDatabase()
{
	FILE *f;

	if (permchannelsconf.empty())
	{
		// Fake success.
		return true;
	}

	std::string tempname = permchannelsconf + ".tmp";

	/*
	 * We need to perform an atomic write so as not to fuck things up.
	 * So, let's write to a temporary file, flush and sync the FD, then rename the file..
	 *		-- w00t
	 */
	f = fopen(tempname.c_str(), "w");
	if (!f)
	{
		ServerInstance->Logs->Log("m_permchannels",LOG_DEFAULT, "permchannels: Cannot create database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot create new db: %s (%d)", strerror(errno), errno);
		return false;
	}

	fputs("# Permchannels DB\n# This file is autogenerated; any changes will be overwritten!\n<config format=\"compat\">\n", f);
	// Now, let's write.
	for (chan_hash::const_iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
	{
		Channel* chan = i->second;
		if (!chan->IsModeSet('P'))
			continue;

		char line[1024];
		const char* items[] =
		{
			"<permchannels channel=",
			chan->name.c_str(),
			" topic=",
			chan->topic.c_str(),
			" modes=",
			chan->ChanModes(true),
			">\n"
		};

		int lpos = 0, item = 0, ipos = 0;
		while (lpos < 1022 && item < 7)
		{
			char c = items[item][ipos++];
			if (c == 0)
			{
				// end of this string; hop to next string, insert a quote
				item++;
				ipos = 0;
				c = '"';
			}
			else if (c == '\\' || c == '"')
			{
				line[lpos++] = '\\';
			}
			line[lpos++] = c;
		}
		line[--lpos] = 0;
		fputs(line, f);
	}

	int write_error = 0;
	write_error = ferror(f);
	write_error |= fclose(f);
	if (write_error)
	{
		ServerInstance->Logs->Log("m_permchannels",LOG_DEFAULT, "permchannels: Cannot write to new database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot write to new db: %s (%d)", strerror(errno), errno);
		return false;
	}

#ifdef _WIN32
	if (remove(permchannelsconf.c_str()))
	{
		ServerInstance->Logs->Log("m_permchannels",LOG_DEFAULT, "permchannels: Cannot remove old database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot remove old database: %s (%d)", strerror(errno), errno);
		return false;
	}
#endif
	// Use rename to move temporary to new db - this is guarenteed not to fuck up, even in case of a crash.
	if (rename(tempname.c_str(), permchannelsconf.c_str()) < 0)
	{
		ServerInstance->Logs->Log("m_permchannels",LOG_DEFAULT, "permchannels: Cannot move new to old database! %s (%d)", strerror(errno), errno);
		ServerInstance->SNO->WriteToSnoMask('a', "database: cannot replace old with new db: %s (%d)", strerror(errno), errno);
		return false;
	}

	return true;
}