function cw_check_condition_A($offer_id, $and_logic = true)
{
global $cart, $tables;
global $affected_product_ids, $_affected_product_ids;
# Check all A conditions
$conditions = cw_query("SELECT object_id, quantity, param1 as value, param2 as operation FROM {$tables['ps_cond_details']} WHERE offer_id='{$offer_id}' AND object_type='" . PS_OBJ_TYPE_ATTR . "'");
if (!empty($conditions) && is_array($conditions)) {
$condition_attributes = array();
foreach ($conditions as $k => $c) {
$a = cw_func_call('cw_attributes_get_attribute', array('attribute_id' => $c['object_id']));
$condition_attributes[$a['attribute_id']] = $a;
}
unset($a);
$semicart = array();
// Join products in cart by productid and calculate total available amount taking into account affected ids
if (is_array($cart['products'])) {
foreach ($cart['products'] as $prod) {
if (!isset($semicart[$prod['product_id']])) {
$attributes = cw_func_call('cw_attributes_get', array('item_id' => $prod['product_id'], 'item_type' => 'P', 'attribute_fields' => array_column($condition_attributes, 'field')));
$semicart[$prod['product_id']] = array('product_id' => $prod['product_id'], 'amount' => -1 * $_affected_product_ids['ids'][$prod['product_id']], 'attributes' => $attributes);
}
$semicart[$prod['product_id']]['amount'] += $prod['amount'];
}
}
// Clear unavailable products
foreach ($semicart as $pid => $prod) {
if ($prod['amount'] <= 0) {
unset($semicart[$pid]);
}
}
// Now semicart contains only available products and we consider it as cart
# Check for all products in cart
foreach ($conditions as $c) {
if (in_array($condition_attributes[$c['object_id']]['type'], array('selectbox', 'multi-selectbox'))) {
$condition_attribute_value = cw_attributes_get_value_by_attribute_value_id($c['value']);
} else {
$condition_attribute_value = $c['value'];
}
foreach ($semicart as $kk => $prod) {
if (in_array($condition_attributes[$c['object_id']]['type'], array('selectbox', 'multi-selectbox'))) {
$product_attribute_value = $prod['attributes'][$condition_attributes[$c['object_id']]['field']]['values_str'][0];
} else {
$product_attribute_value = $prod['attributes'][$condition_attributes[$c['object_id']]['field']]['value'];
}
if (cw_call('cw_ps_compare_attributes', array($product_attribute_value, $condition_attribute_value, $c['operation']))) {
$_affected_product_ids['ids'][$prod['product_id']] += min($prod['amount'], $c['quantity']);
$c['quantity'] -= $prod['amount'];
if ($c['quantity'] <= 0) {
break;
}
// Ok, we reached condition quantity, no need to check other products
}
}
if ($c['quantity'] > 0 && $and_logic) {
return false;
// one of the products is not in cart or has insufficient amount (AND logic)
} elseif ($c['quantity'] <= 0 && !$and_logic) {
return true;
// at least one manufacturer found in cart with enough amount (OR logic)
}
}
if (!$and_logic) {
return false;
}
// Nothing found with (OR logic)
}
if (empty($conditions) && !$and_logic) {
return false;
}
// this result should not affect whole formula if OR is used
return true;
# there are no A conditions at all OR all conditions are met
}
function cw_attribute_get_value($attribute_id, $item_id, $language = null)
{
global $tables, $current_language, $cw_attributes;
$language = $language ? $language : $current_language;
$attribute = $cw_attributes['all'][$attribute_id];
$value = cw_query_first_cell("SELECT value FROM {$tables['attributes_values']} WHERE item_id='{$item_id}' AND attribute_id='{$attribute_id}' AND code IN ('{$language}','')");
if (in_array($attribute['type'], array('selectbox', 'multi-selectbox'))) {
// replace reference to value ID by real value
return cw_attributes_get_value_by_attribute_value_id($value);
}
return $value;
}
