/* file.cc
   This file is part of the Osirion project and is distributed under 
   the terms of the GNU General Public License version 2 
*/

// project headers
#include "file.h"

namespace game {

void File::open(const char * filename, ios_base::openmode mode)
{
	std::string fn;
	
	// if moddir is set, try the mods subdir first
	if (game::moddir.size() > 0) {
		// try game::homedir+game::moddir
		fn = homedir;
		fn.append(moddir);
		fn.append(filename);
		std::ifstream::open(fn.c_str(), mode);
		if (this->is_open()) {
			std::cerr << "game::File opened " << fn << std::endl;
			return;
		}

		// try datadir + moddir
		fn = game::datadir;
		fn.append(game::moddir);
		std::ifstream::open(fn.c_str(), mode);
		if (this->is_open()) {
			std::cerr << "game::File opened " << fn << std::endl;
			return;
		}
	}

	// try game::homedir+game::basedir
	fn = homedir;
	fn.append(basedir);
	fn.append(filename);
	std::ifstream::open(fn.c_str(), mode);
	if (this->is_open()) {
		std::cerr << "game::File opened " << fn << std::endl;
		return;
	}

	// try game::datadir+game::basedir
	fn = datadir;
	fn.append(basedir);
	fn.append(filename);
	std::ifstream::open(fn.c_str(), mode);

	// FIXME console	
	if (!this->is_open()) {	
		std::cerr << "game::File could not open " << filename << std::endl;
	} else {
		std::cerr << "game::File opened " << fn << std::endl;
	}
}

}