// Zoe AIM Away Message RSS Feed Generator
//
// Seth King and Douglas Thrift
//
// $Id$

#include "AwayMessage.hpp"
#include "Matcher.hpp"

ext::String AwayMessage::getLink(const Buddy& buddy) const
{
	return buddy.getLink() + "#z" + stamp.getW3();
}

ext::String AwayMessage::getTag(const Buddy& buddy) const
{
	Matcher matcher("^http://([a-zA-Z.\\-0-9]+)(/.*)$");

	if (buddy.getLink() == matcher)
	{
		return "tag:" + matcher[1] + "," + stamp.get8601() + ":" + matcher[2]
			+ "/z" + stamp.getW3();
	}
	else
	{
		cerr << Zoe::program << ": AwayMessage::getTag(" << buddy << ")\n";

		exit(1);
	}
}

AwayMessage::operator ext::String() const
{
	std::string message(this->message);
	std::string::size_type begin(0), found;

	while ((found = message.find('%', begin)) != std::string::npos)
	{
		if (message.find_first_of("ndt", found + 1) == found + 1)
		{
			switch (message[found + 1])
			{
			case 'n':
				message.replace(found, 2, "Zoe");

				begin = found + 3;
				
				break;
			case 'd':
				message.replace(found, 2, stamp.getDate());

				begin = found + 10;

				break;
			case 't':
				message.replace(found, 2, stamp.getTime());

				begin = found + 11;
			}
		}
		else begin = found + 1;
	}

	return message;
}