<?php
/**
* Attributes class, Attribute.php
* Attributes management
* @category classes
*
* @author PrestaShop <support@prestashop.com>
* @copyright PrestaShop
* @license http://www.opensource.org/licenses/osl-3.0.php Open-source licence 3.0
* @version 1.3
*
*/
class Attribute extends ObjectModel
{
/** @var integer Group id which attribute belongs */
public $id_attribute_group;
/** @var string Name */
public $name;
public $color;
public $default;
protected $fieldsRequired = array('id_attribute_group');
protected $fieldsValidate = array('id_attribute_group' => 'isUnsignedId', 'color' => 'isColor');
protected $fieldsRequiredLang = array('name');
protected $fieldsSizeLang = array('name' => 64);
protected $fieldsValidateLang = array('name' => 'isGenericName');
protected $table = 'attribute';
protected $identifier = 'id_attribute';
public function getFields()
{
parent::validateFields();
$fields['id_attribute_group'] = intval($this->id_attribute_group);
$fields['color'] = pSQL($this->color);
return $fields;
}
/**
* Check then return multilingual fields for database interaction
*
* @return array Multilingual fields
*/
public function getTranslationsFieldsChild()
{
parent::validateFieldsLang();
return parent::getTranslationsFields(array('name'));
}
public function delete()
{
if (($result = Db::getInstance()->ExecuteS('SELECT `id_product_attribute` FROM `'._DB_PREFIX_.'product_attribute_combination` WHERE `'.$this->identifier.'` = '.intval($this->id))) === false)
return false;
$combinationIds = array();
if (Db::getInstance()->numRows())
{
foreach ($result AS $row)
$combinationIds[] = intval($row['id_product_attribute']);
if (Db::getInstance()->Execute('DELETE FROM `'._DB_PREFIX_.'product_attribute_combination` WHERE `'.$this->identifier.'` = '.intval($this->id)) === false)
return false;
if (Db::getInstance()->Execute('DELETE FROM `'._DB_PREFIX_.'product_attribute` WHERE `id_product_attribute` IN ('.implode(', ', $combinationIds).')') === false)
return false;
}
return parent::delete();
}
/**
* Get all attributes for a given language
*
* @param integer $id_lang Language id
* @param boolean $notNull Get only not null fields if true
* @return array Attributes
*/
static public function getAttributes($id_lang, $notNull = false)
{
return Db::getInstance()->ExecuteS('
SELECT ag.*, agl.*, a.`id_attribute`, al.`name`, agl.`name` AS `attribute_group`
FROM `'._DB_PREFIX_.'attribute_group` ag
LEFT JOIN `'._DB_PREFIX_.'attribute_group_lang` agl ON (ag.`id_attribute_group` = agl.`id_attribute_group` AND agl.`id_lang` = '.intval($id_lang).')
LEFT JOIN `'._DB_PREFIX_.'attribute` a ON a.`id_attribute_group` = ag.`id_attribute_group`
LEFT JOIN `'._DB_PREFIX_.'attribute_lang` al ON (a.`id_attribute` = al.`id_attribute` AND al.`id_lang` = '.intval($id_lang).')
'.($notNull ? 'WHERE a.`id_attribute` IS NOT NULL AND al.`name` IS NOT NULL' : '').'
ORDER BY agl.`name` ASC, al.`name` ASC');
}
/**
* Get quantity for a given attribute combinaison
* Check if quantity is enough to deserve customer
*
* @param integer $id_product_attribute Product attribute combinaison id
* @param integer $qty Quantity needed
* @return boolean Quantity is available or not
*/
static public function checkAttributeQty($id_product_attribute, $qty)
{
$result = Db::getInstance()->getRow('
SELECT `quantity`
FROM `'._DB_PREFIX_.'product_attribute`
WHERE `id_product_attribute` = '.intval($id_product_attribute));
return ($result AND ($qty <= $result['quantity']));
}
/**
* Get quantity for product with attributes quantity
*
* @acces public static
* @param integer $id_product
* @return mixed Quantity or false
*/
static public function getAttributeQty($id_product)
{
$row = Db::getInstance()->getRow('
SELECT SUM(quantity) as quantity
FROM `'._DB_PREFIX_.'product_attribute`
WHERE `id_product` = '.intval($id_product));
if ($row['quantity'] !== NULL)
return intval($row['quantity']);
return false;
}
/**
* Update array with veritable quantity
*
* @acces public static
* @param array &$arr
* return bool
*/
static public function updateQtyProduct(&$arr)
{
$id_product = intval($arr['id_product']);
$qty = self::getAttributeQty($id_product);
if ($qty !== false)
{
$arr['quantity'] = intval($qty);
return true;
}
return false;
}
public function isColorAttribute()
{
if (!Db::getInstance()->getRow('
SELECT `is_color_group` FROM `'._DB_PREFIX_.'attribute_group` WHERE `id_attribute_group` = (
SELECT `id_attribute_group` FROM `'._DB_PREFIX_.'attribute` WHERE `id_attribute` = '.intval($this->id).')
AND is_color_group = 1'))
return false;
return Db::getInstance()->NumRows();
}
}
?>