/*
 * This file is a part of CMSLU -- Content Management System like Unix
 * and is not publicly distributed
 * 
 * Copyright (c) 2008-2009, Tomasz Sowa
 * All rights reserved.
 * 
 */
 
#include "functions.h"







void Functions::Clear()
{
	table.clear();
}



void Functions::ReadFunctions()
{
	Clear();
	
	Function f;	
	
	f.item.user_id    = -1;
	f.item.group_id   = -1;
	f.item.privileges = 0755;
	f.item.parent_id  = -1; // !! temporarily doesn't matter
	f.item.id         = -1;
	f.item.type       = Item::file;
	
	// in the future we will read these functions from the database
	f.code = FUN_LS;
	f.item.url  = "ls";
	table.insert( std::make_pair(f.item.url, f) );
	
	f.code = FUN_CAT;
	f.item.url  = "cat";
	table.insert( std::make_pair(f.item.url, f) );
	
	f.code = FUN_NODE;
	f.item.url  = "node";
	table.insert( std::make_pair(f.item.url, f) );
	
	f.code = FUN_EMACS;
	f.item.url  = "emacs";
	table.insert( std::make_pair(f.item.url, f) );
	
	f.code = FUN_MKDIR;
	f.item.url  = "mkdir";
	table.insert( std::make_pair(f.item.url, f) );

	f.code = FUN_DEFAULT;
	f.item.url  = "default";
	table.insert( std::make_pair(f.item.url, f) );

	f.code = FUN_PRIV;
	f.item.url  = "priv";
	table.insert( std::make_pair(f.item.url, f) );

	f.code = FUN_RM;
	f.item.url  = "rm";
	table.insert( std::make_pair(f.item.url, f) );
	
	f.code = FUN_LOGOUT;
	f.item.url  = "logout";
	table.insert( std::make_pair(f.item.url, f) );

	f.code = FUN_LOGIN;
	f.item.url  = "login";
	table.insert( std::make_pair(f.item.url, f) );

	f.code = FUN_RUN;
	f.item.url  = "run";
	table.insert( std::make_pair(f.item.url, f) );

	f.code = FUN_WHO;
	f.item.url  = "who";
	table.insert( std::make_pair(f.item.url, f) );

	f.code = FUN_LAST;
	f.item.url  = "last";
	table.insert( std::make_pair(f.item.url, f) );

	f.code = FUN_CREATETHREAD;
	f.item.url  = "createthread";
	table.insert( std::make_pair(f.item.url, f) );

	f.code = FUN_THREAD;
	f.item.url  = "thread";
	table.insert( std::make_pair(f.item.url, f) );

	f.code = FUN_UPLOAD;
	f.item.url  = "upload";
	table.insert( std::make_pair(f.item.url, f) );

	// functions which need more privileges

	f.code = FUN_RELOAD;
	f.item.url  = "reload";
	f.item.privileges = 0700;
	table.insert( std::make_pair(f.item.url, f) );


}





Function * Functions::GetFunction(const std::string & name)
{
Table::iterator i = table.find(name);
	
	if( i == table.end() )
		return 0;
	
return &(i->second);
}


// !! in the future there will be a special container where we can search through the Code object
Function * Functions::GetFunction(int code)
{
Table::iterator i = table.begin();
	
	for( ; i != table.end() ; ++i )
	{
		if( i->second.code == code )
			return &(i->second);
	}
	

return 0;	
}