function add()
{
$app = JFactory::getApplication();
JFactory::getDocument()->setCharset('utf-8');
$params = JComponentHelper::getParams('com_k2store');
$model = $this->getModel('mycart');
$cart_helper = new K2StoreHelperCart();
require_once JPATH_COMPONENT . '/helpers/cart.php';
$error = array();
$json = array();
//get the product id
$product_id = $app->input->getInt('product_id', 0);
//no product id?. return an error
if (empty($product_id)) {
$error['error']['product'] = JText::_('K2STORE_ADDTOCART_ERROR_MISSING_PRODUCT_ID');
echo json_encode($error);
$app->close();
}
//Ok. we have a product id. so proceed.
//get the quantity
$quantity = $app->input->get('product_qty');
if (isset($quantity)) {
$quantity = $quantity;
} else {
$quantity = 1;
}
$product = $cart_helper->getItemInfo($product_id);
//get the product options
$options = $app->input->get('product_option', array(0), 'ARRAY');
$fabrics = $app->input->get('fabric', array(0), 'ARRAY');
if (isset($options)) {
$options = array_filter($options);
} else {
$options = array();
}
$product_options = $model->getProductOptions($product_id);
//iterate through stored options for this product and validate
foreach ($product_options as $product_option) {
if ($product_option['required'] && empty($options[$product_option['product_option_id']])) {
$json['error']['option'][$product_option['product_option_id']] = JText::sprintf('K2STORE_ADDTOCART_PRODUCT_OPTION_REQUIRED', $product_option['option_name']);
}
}
//trigger before addtocart plugin event now... send post values
$post_data = $app->input->getArray($_POST);
JPluginHelper::importPlugin('k2store');
$results = $app->triggerEvent("onK2StoreBeforeAddCart", array($post_data));
if (isset($results) && count($results)) {
foreach ($results as $result) {
if (!empty($result['error'])) {
$json['warning'] = $result['error'];
}
}
}
//validation is ok. Now add the product to the cart.
if (!$json) {
// JFactory::getSession()->set('fabric_id', $post_data['fabric_id']);
// $fabricid[$product_id] = $post_data['fabric_id'];
$cart_helper->add($product_id, $quantity, $options, $fabrics);
//trigger plugin event- after addtocart
$app->triggerEvent("onK2StoreAfterAddCart", array($post_data));
$product_info = K2StoreHelperCart::getItemInfo($product_id);
$cart_link = JRoute::_('index.php?option=com_k2store&view=mycart');
$json['success'] = true;
$json['successmsg'] = $product_info->product_name . ' ' . JText::sprintf('K2STORE_ADDTOCART_ADDED_TO_CART');
$json['data'] = $post_data;
//$total = K2StoreHelperCart::getTotal();
$totals = $model->getTotals();
if ($params->get('auto_calculate_tax', 1)) {
$total = $totals['total'];
} else {
$total = $totals['total_without_tax'];
}
$product_count = K2StoreHelperCart::countProducts();
//get product total
$json['total'] = JText::sprintf('K2STORE_CART_TOTAL', $product_count, K2StorePrices::number($total));
//get cart info
//do we have to redirect to the cart
if ($params->get('popup_style', 1) == 3) {
$json['redirect'] = $cart_link;
}
} else {
//do we have to redirect
// $url = 'index.php?option=com_k2&view=item&id='.$product_id;
// $json['redirect'] = JRoute::_($url);
}
echo json_encode($json);
$app->close();
}
