/*
 * 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 "templates.h"
#include "../core/request.h"
#include "../core/data.h"
#include "../core/db.h"
#include "../core/log.h"
#include "../core/misc.h"



namespace TemplatesFunctions
{



void dir(Info & i)
{
	for(size_t a=0 ; a<request.dir_table.size() ; ++a)
	{
		HtmlEscape(i.out, request.dir_table[a]->url);
		i.out << '/';
	}
}



void dir_can_read_exec(Info & i)
{
bool result = true;

	for(size_t a=0 ; a<request.dir_table.size() ; ++a)
	{
		if( !request.HasReadExecAccess(*request.dir_table[a]) )
		{
			result = false;
			break;
		}
	}
	
	i.result = result;
}





static std::vector<Item*> dir_childs_table;
static size_t dir_childs_index;

// request.id is never 0 and we can start dir_childs_reqid from 0
static size_t dir_childs_reqid = 0;



void dir_childs_tab(Info & i)
{
	if( dir_childs_reqid != request.id )
	{
		dir_childs_reqid = request.id;
		dir_childs_table.clear();
		
		if( !request.dir_table.empty() )
			data.dirs.GetDirChilds(request.dir_table.back()->id, dir_childs_table);
	}
	
	dir_childs_index = i.iter;
	i.result = dir_childs_index < dir_childs_table.size();
}


void dir_childs_tab_url(Info & i)
{
	if( dir_childs_index < dir_childs_table.size() )
		HtmlEscape(i.out, dir_childs_table[dir_childs_index]->url);
}









static size_t dir_index;


void dir_tab(Info & i)
{
	dir_index = i.iter;	
	i.result  = dir_index < request.dir_table.size();
}


void dir_tab_url(Info & i)
{
	if( dir_index < request.dir_table.size() )
		HtmlEscape(i.out, request.dir_table[dir_index]->url);
}


void dir_tab_link(Info & i)
{
	i.out << data.base_url;
	
	for(size_t a = 0 ; a <= dir_index && a < request.dir_table.size() ; ++a)
	{
		HtmlEscape(i.out, request.dir_table[a]->url);
		i.out << '/';
	}
}



static Item dir_last_default_item;
static size_t dir_last_default_item_reqid = 0;



void dir_last_default_item_init()
{
	if( dir_last_default_item_reqid == request.id )
		return;

	dir_last_default_item_reqid = request.id;

	dir_last_default_item.Clear();	
	log << "inicjalizacja dir_last_default_item" << logend;	
	
	if( request.dir_table.empty() )
		return;
	
	long default_item = request.dir_table.back()->default_item;
	
	if( default_item == -1 )
		return;
	
	std::vector<Item> item_table; // !! tymczasowo, nie bedzie tego po zmianie interfejsu dla Db
	db.GetItem(item_table, default_item);
	
	if( item_table.empty() )
		return;
	
	dir_last_default_item = item_table[0];
}



void dir_last_default_item_dir(Info & i)
{
	dir_last_default_item_init();
	
	std::string path;
	
	if( dir_last_default_item.parent_id != -1 )
		if( data.dirs.MakePath(dir_last_default_item.parent_id, path) )
			HtmlEscape(i.out, path);
}


void dir_last_default_item_url(Info & i)
{
	dir_last_default_item_init();
	
	HtmlEscape(i.out, dir_last_default_item.url);
}



void dir_old(Info & i)
{
	HtmlEscape(i.out, request.session->dir_old);	
	
}




} // namespace TemplatesFunctions