<?php
/**
* Tags class, Tag.php
* Tags 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 Tag extends ObjectModel
{
/** @var integer Language id */
public $id_lang;
/** @var string Name */
public $name;
protected $fieldsRequired = array('id_lang', 'name');
protected $fieldsValidate = array('id_lang' => 'isUnsignedId', 'name' => 'isGenericName');
protected $table = 'tag';
protected $identifier = 'id_tag';
public function __construct($id = NULL, $name = NULL, $id_lang = NULL)
{
if ($id)
parent::__construct($id);
elseif ($name AND Validate::isGenericName($name) AND $id_lang AND Validate::isUnsignedId($id_lang))
{
$row = Db::getInstance()->getRow('
SELECT *
FROM `'._DB_PREFIX_.'tag` t
WHERE `name` LIKE \''.pSQL($name).'\' AND `id_lang` = '.intval($id_lang));
if ($row)
{
$this->id = intval($row['id_tag']);
$this->id_lang = intval($row['id_lang']);
$this->name = $row['name'];
}
}
}
public function getFields()
{
parent::validateFields();
$fields['id_lang'] = intval($this->id_lang);
$fields['name'] = pSQL($this->name);
return $fields;
}
public function add($autodate = true, $nullValues = false)
{
if (!parent::add($autodate, $nullValues))
return false;
elseif (isset($_POST['products']))
return $this->setProducts($_POST['products']);
return true;
}
/**
* Add several tags in database and link it to a product
*
* @param integer $id_lang Language id
* @param integer $id_product Product id to link tags with
* @param string $string Tags separated by commas
*
* @return boolean Operation success
*/
static public function addTags($id_lang, $id_product, $string)
{
if (!Validate::isUnsignedId($id_lang) OR Validate::isTagsList($string))
Tools::displayError();
$tmpTab = array_unique(array_map('trim', explode(',', $string)));
$list = array();
foreach ($tmpTab AS $tag)
{
if (!Validate::isGenericName($tag))
return false;
$tagObj = new Tag(NULL, trim($tag), intval($id_lang));
/* Tag does not exist in database */
if (!Validate::isLoadedObject($tagObj))
{
$tagObj->name = trim($tag);
$tagObj->id_lang = intval($id_lang);
$tagObj->add();
}
if (!in_array($tagObj->id, $list))
$list[] = $tagObj->id;
}
$data = '';
foreach ($list AS $tag)
$data .= '('.intval($tag).','.intval($id_product).'),';
$data = rtrim($data, ',');
if (!Validate::isValuesList($list))
Tools::displayError();
return Db::getInstance()->Execute('
INSERT INTO `'._DB_PREFIX_.'product_tag` (`id_tag`, `id_product`)
VALUES '.$data);
}
static public function getMainTags($id_lang, $nb = 10)
{
global $cookie;
return Db::getInstance()->ExecuteS('
SELECT t.name, COUNT(pt.id_tag) AS times
FROM `'._DB_PREFIX_.'product_tag` pt
LEFT JOIN `'._DB_PREFIX_.'tag` t ON (t.id_tag = pt.id_tag)
LEFT JOIN `'._DB_PREFIX_.'product` p ON (p.id_product = pt.id_product)
WHERE t.`id_lang` = '.intval($id_lang).'
AND p.`active` = 1
AND p.`id_product` IN (
SELECT cp.`id_product`
FROM `'._DB_PREFIX_.'category_group` cg
LEFT JOIN `'._DB_PREFIX_.'category_product` cp ON (cp.`id_category` = cg.`id_category`)
WHERE cg.`id_group` '.(!$cookie->id_customer ? '= 1' : 'IN (SELECT id_group FROM '._DB_PREFIX_.'customer_group WHERE id_customer = '.intval($cookie->id_customer).')').'
)
GROUP BY t.id_tag
ORDER BY times DESC
LIMIT 0, '.intval($nb));
}
static public function getProductTags($id_product)
{
if (!$tmp = Db::getInstance()->ExecuteS('
SELECT t.`id_lang`, t.`name`
FROM '._DB_PREFIX_.'tag t
LEFT JOIN '._DB_PREFIX_.'product_tag pt ON (pt.id_tag = t.id_tag)
WHERE pt.`id_product`='.intval($id_product)))
return false;
$result = array();
foreach ($tmp AS $tag)
$result[$tag['id_lang']][] = $tag['name'];
return $result;
}
public function getProducts($associated = true)
{
global $cookie;
$id_lang = $this->id_lang ? $this->id_lang : $cookie->id_lang;
if (!$this->id AND $associated)
return array();
return Db::getInstance()->ExecuteS('
SELECT pl.name, pl.id_product
FROM `'._DB_PREFIX_.'product` p
LEFT JOIN `'._DB_PREFIX_.'product_lang` pl ON p.id_product = pl.id_product
WHERE pl.id_lang = '.intval($id_lang).'
AND p.active = 1
'.($this->id ? ('AND p.id_product '.($associated ? 'IN' : 'NOT IN').' (SELECT pt.id_product FROM `'._DB_PREFIX_.'product_tag` pt WHERE pt.id_tag = '.intval($this->id).')') : '').'
ORDER BY pl.name');
}
public function setProducts($array)
{
Db::getInstance()->Execute('DELETE FROM '._DB_PREFIX_.'product_tag WHERE id_tag = '.intval($this->id));
if (is_array($array))
{
$array = array_map('intval', $array);
$result1 = Db::getInstance()->Execute('UPDATE '._DB_PREFIX_.'product SET indexed = 0 WHERE id_product IN ('.implode(',', $array).')');
$ids = array();
foreach ($array as $id_product)
$ids[] = '('.intval($id_product).','.intval($this->id).')';
return ($result1 && Db::getInstance()->Execute('INSERT INTO '._DB_PREFIX_.'product_tag (id_product, id_tag) VALUES '.implode(',',$ids)) && Search::indexation(false));
}
return $result1;
}
static public function deleteTagsForProduct($id_product)
{
return Db::getInstance()->Execute('DELETE FROM `'._DB_PREFIX_.'product_tag` WHERE `id_product` = '.intval($id_product));
}
}
?>