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<?php defined('SYSPATH') or die('No direct script access.');
/*
* This file is part of open source system FreenetIS
* and it is released under GPLv3 licence.
*
* More info about licence can be found:
* http://www.gnu.org/licenses/gpl-3.0.html
*
* More info about project can be found:
* http://www.freenetis.org/
*
*/

/**
* Order grid field
*
* @method Order_Field direction(string $direction)
* @method Order_Field direction_label(string $direction_label)
* @method Order_Field return_link(string $return_link)
* @method Order_Field use_selector(bool $use_selector)
* @method Order_Field use_paginator(bool $direction)
*/
class Order_Field extends Field
{
/**
* Direction
*
* @var string
*/
public $direction;
/**
* Direction label
*
* @var string
*/
public $direction_label;
/**
* Return link
*
* @var string
*/
public $return_link;
/**
* Use selector
*
* @var boolean
*/
protected $use_selector = true;
/**
* Use paginator
*
* @var boolean
*/
protected $use_paginator = true;

/**
* Contruct of order field
*
* @param string $name
* @param string $new_order
* @param array $arguments
*/
public function __construct($name, $new_order, $arguments)
{
parent::__construct($name);
if (!isset($new_order))
$new_order = $name;

$this->use_selector = $arguments['use_selector'];
$this->use_paginator = $arguments['use_paginator'];

$this->create_order_by_link(
$new_order, $arguments['order_by'],
$arguments['order_by_direction'],
$arguments['limit_results'],
$arguments['url_array_ofset'],
$arguments['variables'],
$arguments['query_string']
);
}

/**
* Created order by link
*
* @param string $new_order_by
* @param string $order_by
* @param string $order_by_direction
* @param mixed $record_per_page
* @param int $url_array_ofset
* @param string $variables
* @param string $query_string
*/
private function create_order_by_link(
$new_order_by = 'users.id', $order_by = 'users.id',
$order_by_direction = 'ASC', $record_per_page = NULL,
$url_array_ofset = 0, $variables = '', $query_string = '')
{
$url_array = explode('/', trim(url::current(), '/'));
if (count($url_array) < 7)
{
$url_array[3] = 50;
$url_array[6] = 'page';
$url_array[7] = 1;
$url_array_ofset = 0;
}
if (isset($record_per_page))
{
$url_array[3] = (int) $record_per_page;
}

$pre_url = $url_array[1] . '/' . $url_array[2] . '/' . $variables;
if ($this->use_paginator)
{
$pre_url .= $url_array[3 + $url_array_ofset] . '/';
}
if ($new_order_by == $order_by)
{
$order_by_direction = strtoupper($order_by_direction) == 'ASC' ? 'DESC' : 'ASC';
}
else
{
$order_by_direction = strtoupper($order_by_direction);
}
$this->return_link = url_lang::base() . $pre_url . $new_order_by . '/' . $order_by_direction . '/';
$this->return_link .= ($this->use_paginator) ? $url_array[6 + $url_array_ofset] . '/' . $url_array[7 + $url_array_ofset] : '';
if (server::query_string() != '')
{
$this->return_link .= server::query_string();
}
}

}
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