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<?php
/**
* Bitrix Framework
* @package bitrix
* @subpackage main
* @copyright 2001-2012 Bitrix
*/
namespace Bitrix\Main\Entity;
use Bitrix\Main\DB\SqlExpression;
use Bitrix\Main\Entity\Field\IStorable;
/**
* Scalar entity field class for non-array and non-object data types
* @package bitrix
* @subpackage main
*/
abstract class ScalarField extends Field implements IStorable
{
protected $is_primary;
protected $is_unique;
protected $is_required;
protected $is_autocomplete;
protected $column_name = '';
/** @var null|callable|mixed */
protected $default_value;
public function __construct($name, $parameters = array())
{
parent::__construct($name, $parameters);
$this->is_primary = (isset($parameters['primary']) && $parameters['primary']);
$this->is_unique = (isset($parameters['unique']) && $parameters['unique']);
$this->is_required = (isset($parameters['required']) && $parameters['required']);
$this->is_autocomplete = (isset($parameters['autocomplete']) && $parameters['autocomplete']);
$this->column_name = isset($parameters['column_name']) ? $parameters['column_name'] : $this->name;
$this->default_value = isset($parameters['default_value']) ? $parameters['default_value'] : null;
}
public function isPrimary()
{
return $this->is_primary;
}
public function isRequired()
{
return $this->is_required;
}
public function isUnique()
{
return $this->is_unique;
}
public function isAutocomplete()
{
return $this->is_autocomplete;
}
public function getColumnName()
{
return $this->column_name;
}
/**
* @param string $column_name
*/
public function setColumnName($column_name)
{
$this->column_name = $column_name;
}
public function isValueEmpty($value)
{
if ($value instanceof SqlExpression)
{
$value = $value->compile();
}
return (strval($value) === '');
}
/**
* @param array $row ORM data row in case of dependency value on other values
*
* @return callable|mixed|null
*/
public function getDefaultValue($row = null)
{
if (is_callable($this->default_value))
{
return call_user_func($this->default_value, $row);
}
else
{
return $this->default_value;
}
}
}