C++ string::find_first_of方法代码示例

	static bool GetData(Anope::string &content, Anope::string &tag, Anope::string &data)
	{
		if (content.empty())
			return false;

		Anope::string prev, cur;
		bool istag;

		do
		{
			prev = cur;
			cur.clear();

			int len = 0;
			istag = false;

			if (content[0] == '<')
			{
				len = content.find_first_of('>');
				istag = true;
			}
			else if (content[0] != '>')
			{
				len = content.find_first_of('<');
			}

			if (len)
			{
				if (istag)
				{
					cur = content.substr(1, len - 1);
					content.erase(0, len + 1);
					while (!content.empty() && content[0] == ' ')
						content.erase(content.begin());
				}
				else
				{
					cur = content.substr(0,len);
					content.erase(0, len);
				}
			}
		}
		while (istag && !content.empty());

		tag = Unescape(prev);
		data = Unescape(cur);
		return !istag && !data.empty();
	}

bool IRCDProto::IsChannelValid(const Anope::string &chan)
{
	if (chan.empty() || chan[0] != '#' || chan.length() > Config->GetBlock("networkinfo")->Get<unsigned>("chanlen"))
		return false;

	if (chan.find_first_of(" ,") != Anope::string::npos)
		return false;

	return true;
}

bool IRCDProto::IsHostValid(const Anope::string &host)
{
	if (host.empty() || host.length() > Config->GetBlock("networkinfo")->Get<unsigned>("hostlen"))
		return false;

	const Anope::string &vhostdisablebe = Config->GetBlock("networkinfo")->Get<Anope::string>("disallow_start_or_end"),
		vhostchars = Config->GetBlock("networkinfo")->Get<Anope::string>("vhost_chars");

	if (vhostdisablebe.find_first_of(host[0]) != Anope::string::npos)
		return false;
	else if (vhostdisablebe.find_first_of(host[host.length() - 1]) != Anope::string::npos)
		return false;

	int dots = 0;
	for (unsigned int i = 0; i < host.length(); ++i)
	{
		if (host[i] == '.')
			++dots;
		if (vhostchars.find_first_of(host[i]) == Anope::string::npos)
			return false;
	}

	return dots > 0 || Config->GetBlock("networkinfo")->Get<bool>("allow_undotted_vhosts");
}

/**
 * Check if the given string is some sort of wildcard
 * @param str String to check
 * @return 1 for wildcard, 0 for anything else
 */
bool str_is_wildcard(const Anope::string &str)
{
	return str.find_first_of("*?") != Anope::string::npos;
}

/** Main process routine
 * @param buffer A raw line from the uplink to do things with
 */
void process(const Anope::string &buffer)
{
	/* If debugging, log the buffer */
	Log(LOG_RAWIO) << "Received: " << buffer;

	/* Strip all extra spaces */
	Anope::string buf = buffer;
	buf = buf.replace_all_cs("  ", " ");

	if (buf.empty())
		return;

	Anope::string source;
	if (buf[0] == ':')
	{
		size_t space = buf.find_first_of(" ");
		if (space == Anope::string::npos)
			return;
		source = buf.substr(1, space - 1);
		buf = buf.substr(space + 1);
		if (source.empty() || buf.empty())
			return;
	}

	spacesepstream buf_sep(buf);
	Anope::string buf_token;

	Anope::string command = buf;
	if (buf_sep.GetToken(buf_token))
		command = buf_token;
	
	std::vector<Anope::string> params;
	while (buf_sep.GetToken(buf_token))
	{
		if (buf_token[0] == ':')
		{
			if (!buf_sep.StreamEnd())
				params.push_back(buf_token.substr(1) + " " + buf_sep.GetRemaining());
			else
				params.push_back(buf_token.substr(1));
			break;
		}
		else
			params.push_back(buf_token);
	}

	if (protocoldebug)
	{
		Log() << "Source : " << (source.empty() ? "No source" : source);
		Log() << "Command: " << command;

		if (params.empty())
			Log() << "No params";
		else
			for (unsigned i = 0; i < params.size(); ++i)
				Log() << "params " << i << ": " << params[i];
	}

	std::vector<Message *> messages = Anope::FindMessage(command);

	if (!messages.empty())
	{
		bool retVal = true;

		for (std::vector<Message *>::iterator it = messages.begin(), it_end = messages.end(); retVal == true && it != it_end; ++it)
		{
			Message *m = *it;

			if (m->func)
				retVal = m->func(source, params);
		}
	}
	else
		Log(LOG_DEBUG) << "unknown message from server (" << buffer << ")";
}