// IFfy
//
// Douglas Thrift
//
// $Id$

#include "Cleaner.hpp"

void Cleaner::clean()
{
	// XXX: do stuff

	if (segments.First().type != TAG || segments.First().tag != "html")
	{
		Tag tag(OPEN, "html");

		segments.InsertFirst(tag);
	}

	if (segments.Last().type == TEXT)
	{
		std::string segment(segments.Last().text);

		if (segment.find_first_not_of("\r\n") == std::string::npos) segments.RemoveLast();
	}

	if (segments.Last().type != TAG || segments.Last().tag != "html")
	{
		Tag tag(CLOSE, "html");

		segments.InsertLast(tag);
	}
}

ios::PrintWriter& operator<<(ios::PrintWriter& pout, const Cleaner& cleaner)
{
	_foreach (ext::Vector<Segment>, segment, cleaner.segments)
	{
		switch (segment->type)
		{
		case TEXT:
			pout << segment->text;

			break;
		case TAG:
			pout << segment->tag;
		}
	}

	return pout;
}