public function isSalable()
{
Mage::dispatchEvent('catalog_product_is_salable_before', array('product' => $this));
$salable = $this->isAvailable();
$object = new Varien_Object(array('product' => $this, 'is_salable' => $salable));
Mage::dispatchEvent('catalog_product_is_salable_after', array('product' => $this, 'salable' => $object));
$_product = Mage::getModel('catalog/product')->load($this->getId());
$groupId = Mage::getSingleton('customer/session')->getCustomerGroupId();
$restrictedCustomerGroups = $_product->getRestrictGroups();
if (empty($restrictedCustomerGroups) || count($restrictedCustomerGroups) == 1 && ($restrictedCustomerGroups[0] == '0' || $restrictedCustomerGroups[0] == '')) {
$allowAddToCart = true;
} else {
if (in_array($groupId, $restrictedCustomerGroups)) {
$allowAddToCart = false;
} else {
$allowAddToCart = true;
}
}
if (!$allowAddToCart) {
$object->setIsSalable($allowAddToCart);
}
return $object->getIsSalable();
}
/**
* Validate product attrbute value for condition
*
* @param Varien_Object $object
* @return bool
*/
public function validate(Varien_Object $object)
{
$attrCode = $this->getAttribute();
switch ($attrCode) {
case 'is_salable':
$value = $object->isSalable();
$object->setIsSalable($value);
return $this->validateAttribute($value);
break;
case 'status_parent':
$parentProduct = Mage::getSingleton('feedexport/feed_generator_pattern_product')->getParentProduct($object);
$value = $parentProduct->getStatus();
return $this->validateAttribute($value);
break;
case 'image':
case 'small_image':
case 'thumbnail':
$value = $object->getData($attrCode);
if ('' === $value || 'no_selection' === $value) {
$value = null;
}
return $this->validateAttribute($value);
break;
case 'category_ids':
return $this->validateAttribute($object->getAvailableInCategories());
break;
case 'qty':
if ($object->getTypeId() == 'configurable') {
$totalQty = 0;
$childs = $object->getTypeInstance()->getChildrenIds($object->getId());
$childs = Mage::getModel('catalog/product')->getCollection()->addFieldToFilter('entity_id', array('in' => $childs[0]))->joinField('qty', 'cataloginventory/stock_item', 'qty', 'product_id = entity_id', '{{table}}.stock_id = 1', 'left');
foreach ($childs as $child) {
# if product enabled
if ($child->getStatus() == 1) {
$totalQty += $child->getQty();
}
}
return $this->validateAttribute($totalQty);
} else {
$stockItem = Mage::getModel('cataloginventory/stock_item')->loadByProduct($object->getId());
return $this->validateAttribute($stockItem->getQty());
}
break;
case 'is_in_stock':
$stockItem = Mage::getModel('cataloginventory/stock_item')->loadByProduct($object->getId());
return $this->validateAttribute($stockItem->getIsInStock());
break;
case 'manage_stock':
$stockItem = Mage::getModel('cataloginventory/stock_item')->loadByProduct($object->getId());
$m = 0;
if ($stockItem->getManageStock()) {
$m = 1;
}
return $this->validateAttribute($m);
break;
case 'image_size':
case 'small_image_size':
case 'thumbnail_size':
$imageCode = str_replace('_size', '', $attrCode);
$imagePath = $object->getData($imageCode);
$path = Mage::getBaseDir('media') . DS . 'catalog/product' . $imagePath;
$size = 0;
if (file_exists($path) && is_file($path)) {
$size = filesize($path);
}
return $this->validateAttribute($size);
break;
case 'php':
$object = $object->load($object->getId());
extract($object->getData());
$expr = 'return ' . $this->getValue() . ';';
$value = eval($expr);
if ($this->getOperator() == '==') {
return $value;
} else {
return !$value;
}
break;
default:
if (!isset($this->_entityAttributeValues[$object->getId()])) {
$attr = $object->getResource()->getAttribute($attrCode);
if ($attr && $attr->getBackendType() == 'datetime' && !is_int($this->getValue())) {
$this->setValue(strtotime($this->getValue()));
$value = strtotime($object->getData($attrCode));
return $this->validateAttribute($value);
}
if ($attr && $attr->getFrontendInput() == 'multiselect') {
$value = $object->getData($attrCode);
$value = strlen($value) ? explode(',', $value) : array();
return $this->validateAttribute($value);
}
return parent::validate($object);
} else {
$result = false;
// any valid value will set it to TRUE
$oldAttrValue = $object->hasData($attrCode) ? $object->getData($attrCode) : null;
foreach ($this->_entityAttributeValues[$object->getId()] as $storeId => $value) {
$attr = $object->getResource()->getAttribute($attrCode);
if ($attr && $attr->getBackendType() == 'datetime') {
$value = strtotime($value);
} else {
if ($attr && $attr->getFrontendInput() == 'multiselect') {
$value = strlen($value) ? explode(',', $value) : array();
}
}
$object->setData($attrCode, $value);
$result |= parent::validate($object);
if ($result) {
break;
}
}
if (is_null($oldAttrValue)) {
$object->unsetData($attrCode);
} else {
$object->setData($attrCode, $oldAttrValue);
}
return (bool) $result;
}
break;
}
}
