<?php
/**
* Image class, Image.php
* Images 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 Image extends ObjectModel
{
public $id;
/** @var integer Image ID */
public $id_image;
/** @var integer Product ID */
public $id_product;
/** @var string HTML title and alt attributes */
public $legend;
/** @var integer Position used to order images of the same product */
public $position;
/** @var boolean Image is cover */
public $cover;
protected $tables = array ('image', 'image_lang');
protected $fieldsRequired = array('id_product');
protected $fieldsValidate = array('id_product' => 'isUnsignedId', 'position' => 'isUnsignedInt', 'cover' => 'isBool');
protected $fieldsRequiredLang = array('legend');
protected $fieldsSizeLang = array('legend' => 128);
protected $fieldsValidateLang = array('legend' => 'isGenericName');
protected $table = 'image';
protected $identifier = 'id_image';
private static $_cacheGetSize = array();
public function getFields()
{
parent::validateFields();
$fields['id_product'] = intval($this->id_product);
$fields['position'] = intval($this->position);
$fields['cover'] = intval($this->cover);
return $fields;
}
public function getTranslationsFieldsChild()
{
parent::validateFieldsLang();
return parent::getTranslationsFields(array('legend'));
}
public function delete()
{
parent::delete();
$result = Db::getInstance()->ExecuteS('
SELECT *
FROM `'._DB_PREFIX_.'image`
WHERE `id_product` = '.intval($this->id_product).'
ORDER BY `position`');
$i = 1;
foreach ($result as $row)
{
$row['position'] = $i++;
Db::getInstance()->AutoExecute(_DB_PREFIX_.$this->table, $row, 'UPDATE', '`id_image` = '.intval($row['id_image']), 1);
}
}
/**
* Return available images for a product
*
* @param integer $id_lang Language ID
* @param integer $id_product Product ID
* @return array Images
*/
static public function getImages($id_lang, $id_product)
{
return Db::getInstance()->ExecuteS('
SELECT *
FROM `'._DB_PREFIX_.'image` i
LEFT JOIN `'._DB_PREFIX_.'image_lang` il ON i.`id_image` = il.`id_image`
WHERE i.`id_product` = '.intval($id_product).'
AND il.`id_lang` = '.intval($id_lang).'
ORDER BY `position` ASC');
}
/**
* Return Images
*
* @return array Images
*/
static public function getAllImages()
{
return Db::getInstance()->ExecuteS('
SELECT `id_image`, `id_product`
FROM `'._DB_PREFIX_.'image`
ORDER BY `id_image` ASC');
}
/**
* Return number of images for a product
*
* @param integer $id_product Product ID
* @return integer number of images
*/
static public function getImagesTotal($id_product)
{
$result = Db::getInstance()->getRow('
SELECT COUNT(`id_image`) AS total
FROM `'._DB_PREFIX_.'image`
WHERE `id_product` = '.intval($id_product));
return $result['total'];
}
/**
* Return highest position of images for a product
*
* @param integer $id_product Product ID
* @return integer highest position of images
*/
static public function getHighestPosition($id_product)
{
$result = Db::getInstance()->getRow('
SELECT MAX(`position`) AS max
FROM `'._DB_PREFIX_.'image`
WHERE `id_product` = '.intval($id_product));
return $result['max'];
}
/**
* Delete product cover
*
* @param integer $id_product Product ID
* @return boolean result
*/
static public function deleteCover($id_product)
{
if (!Validate::isUnsignedId($id_product))
die(Tools::displayError());
if (file_exists(_PS_TMP_IMG_DIR_.'product_'.$id_product.'.jpg'))
unlink(_PS_TMP_IMG_DIR_.'product_'.$id_product.'.jpg');
return Db::getInstance()->Execute('
UPDATE `'._DB_PREFIX_.'image`
SET `cover` = 0
WHERE `id_product` = '.intval($id_product));
}
/**
*Get product cover
*
* @param integer $id_product Product ID
* @return boolean result
*/
static public function getCover($id_product)
{
return Db::getInstance()->getRow('
SELECT * FROM `'._DB_PREFIX_.'image`
WHERE `id_product` = '.intval($id_product).'
AND `cover`= 1');
}
/**
* Copy images from a product to another
*
* @param integer $id_product_old Source product ID
* @param boolean $id_product_new Destination product ID
*/
static public function duplicateProductImages($id_product_old, $id_product_new, $combinationImages)
{
$imagesTypes = ImageType::getImagesTypes('products');
$result = Db::getInstance()->ExecuteS('
SELECT `id_image`
FROM `'._DB_PREFIX_.'image`
WHERE `id_product` = '.intval($id_product_old));
foreach ($result as $row)
{
$image = new Image($row['id_image']);
$saved_id = $image->id_image;
unset($image->id);
unset($image->id_image);
$image->id_product = intval($id_product_new);
if ($image->add())
{
foreach ($imagesTypes AS $k => $imageType)
if (file_exists(_PS_PROD_IMG_DIR_.intval($id_product_old).'-'.intval($row['id_image']).'-'.$imageType['name'].'.jpg'))
copy(_PS_PROD_IMG_DIR_.intval($id_product_old).'-'.intval($row['id_image']).'-'.$imageType['name'].'.jpg', _PS_PROD_IMG_DIR_.
intval($id_product_new).'-'.intval($image->id).'-'.$imageType['name'].'.jpg');
if (file_exists(_PS_PROD_IMG_DIR_.intval($id_product_old).'-'.intval($row['id_image']).'.jpg'))
copy(_PS_PROD_IMG_DIR_.intval($id_product_old).'-'.intval($row['id_image']).'.jpg',
_PS_PROD_IMG_DIR_.intval($id_product_new).'-'.intval($image->id).'.jpg');
self::replaceAttributeImageAssociationId($combinationImages, intval($saved_id), intval($image->id));
}
else
return false;
}
return self::duplicateAttributeImageAssociations($combinationImages);
}
static private function replaceAttributeImageAssociationId(&$combinationImages, $saved_id, $id_image)
{
if (!isset($combinationImages['new']) OR !is_array($combinationImages['new']))
return ;
foreach ($combinationImages['new'] AS $id_product_attribute => $imageIds)
foreach ($imageIds AS $key => $imageId)
if (intval($imageId) == intval($saved_id))
$combinationImages['new'][$id_product_attribute][$key] = intval($id_image);
}
/**
* Duplicate product attribute image associations
* @param integer $id_product_attribute_old
* @return boolean
*/
static public function duplicateAttributeImageAssociations($combinationImages)
{
if (!isset($combinationImages['new']) OR !is_array($combinationImages['new']))
return true;
$query = 'INSERT INTO `'._DB_PREFIX_.'product_attribute_image` (`id_product_attribute`, `id_image`) VALUES ';
foreach ($combinationImages['new'] AS $id_product_attribute => $imageIds)
foreach ($imageIds AS $imageId)
$query .= '('.intval($id_product_attribute).', '.intval($imageId).'), ';
$query = rtrim($query, ', ');
return DB::getInstance()->Execute($query);
}
/**
* Reposition image
*
* @param integer $position Position
* @param boolean $direction Direction
*/
public function positionImage($position, $direction)
{
$position = intval($position);
$direction = intval($direction);
Db::getInstance()->Execute('
UPDATE `'._DB_PREFIX_.'image`
SET `position` = `position`'.($direction ? '+1' : '-1').'
WHERE `id_product` = '.intval($this->id_product).'
AND `position` = '.($direction ? $position - 1 : $position + 1));
Db::getInstance()->Execute('
UPDATE `'._DB_PREFIX_.'image`
SET `position` = `position`'.($direction ? '-1' : '+1').'
WHERE `id_image` = '.intval($this->id));
}
static public function getSize($type)
{
if (!isset(self::$_cacheGetSize[$type]) OR self::$_cacheGetSize[$type] === NULL)
self::$_cacheGetSize[$type] = Db::getInstance()->getRow('SELECT `width`, `height` FROM '._DB_PREFIX_.'image_type WHERE `name` = \''.pSQL($type).'\'');
return self::$_cacheGetSize[$type];
}
}
?>