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

#ifndef _Atom_hpp_
#define _Atom_hpp_

#include "AwayMessage.hpp"

struct Atom
{
	template<typename Iterator>
	Atom(const Buddy& buddy, const ext::String& display,
		const Iterator& messagesBegin, const Iterator& messagesEnd,
		const Stamp& stamp);
};

template<typename Iterator>
Atom::Atom(const Buddy& buddy, const ext::String& display,
	const Iterator& messagesBegin, const Iterator& messagesEnd,
	const Stamp& stamp)
{
	api::FileWriter fout(buddy.getAtom() != "-" ? buddy.getAtom() : "/dev/null");
	xml::TextWriter atom(buddy.getAtom() != "-" ? fout : api::Cout.GetStream());
	xml::ScopeElement feed(atom, "feed");

	atom.SetAttribute("version", "0.3");
	atom.SetAttribute("xmlns", "http://purl.org/atom/ns#");
	atom.OpenElement("title");
	atom.SetAttribute("mode", "escaped");
	atom.OutputText(display + "'s Away Messages");
	atom.CloseElement();
	atom.OpenElement("link");
	atom.SetAttribute("rel", "alternate");
	atom.SetAttribute("type", "text/html");
	atom.SetAttribute("href", buddy.getLink());
	atom.CloseElement();
	atom.OpenElement("link");
	atom.SetAttribute("rel", "alternate");
	atom.SetAttribute("type", "application/rss+xml");
	atom.SetAttribute("href", buddy.getRssLink());
	atom.CloseElement();
	atom.OpenElement("author");
	atom.OpenElement("name");
	atom.OutputText(buddy);
	atom.CloseElement();
	atom.CloseElement();
	atom.OpenElement("tagline");
	atom.SetAttribute("mode", "escaped");
	atom.OutputText(display + "'s AIM Away Messages from the past 30 days.");
	atom.CloseElement();
	atom.OpenElement("generator");
	atom.SetAttribute("url", Zoe::generator(Zoe::url));
	atom.SetAttribute("version", Zoe::generator(Zoe::version));
	atom.OutputText(Zoe::generator(Zoe::agent));
	atom.CloseElement();
	atom.OpenElement("modified");
	atom.OutputText(stamp.getW3());
	atom.CloseElement();

	for (Iterator message(messagesBegin); message != messagesEnd; ++message)
	{
		xml::ScopeElement entry(atom, "entry");

		atom.OpenElement("title");
		atom.CloseElement();
		atom.OpenElement("link");
		atom.SetAttribute("rel", "alternate");
		atom.SetAttribute("type", "text/html");
		atom.SetAttribute("href", message->getLink(buddy));
		atom.CloseElement();
		atom.OpenElement("id");
		atom.OutputText(message->getTag(buddy));
		atom.CloseElement();
		atom.OpenElement("modified");
		atom.OutputText(message->getStamp().getW3());
		atom.CloseElement();
		atom.OpenElement("issued");
		atom.OutputText(message->getStamp().getW3());
		atom.CloseElement();
		atom.OpenElement("content");
		atom.SetAttribute("type", "text/html");
		atom.SetAttribute("mode", "escaped");
		atom.OutputText(*message);
		atom.CloseElement();
	}
}

#endif // _Atom_hpp_