/**
* Update product stats when a purchase log containing it changes status
*
* @since 3.8.13
*
* @param int $log_id Purchase Log ID
* @param int $new_status New status
* @param int $old_status Old status
* @param WPSC_Purchase_Log $log Purchase Log
*/
function _wpsc_action_update_product_stats($log_id, $new_status, $old_status, $log)
{
$cart_contents = $log->get_cart_contents();
$new_status_completed = $log->is_transaction_completed();
$old_status_completed = WPSC_Purchase_Log::is_order_status_completed($old_status);
if ($new_status_completed && !$old_status_completed) {
// if the order went through without any trouble, then it's a positive thing!
$yay_or_boo = 1;
} elseif (!$new_status_completed && $old_status_completed) {
// if the order is declined or invalid, sad face :(
$yay_or_boo = -1;
} else {
// Not one of the above options then we will be indifferent
$yay_or_boo = 0;
}
// this dramatic mood swing affects the stats of each products in the cart
foreach ($cart_contents as $cart_item) {
$product = new WPSC_Product($cart_item->prodid);
if ($product->exists()) {
$diff_sales = $yay_or_boo * (int) $cart_item->quantity;
$diff_earnings = $yay_or_boo * (int) $cart_item->price * (int) $cart_item->quantity;
$product->sales += $diff_sales;
$product->earnings += $diff_earnings;
// if this product has parent, make the same changes to the parent
if ($product->post->post_parent) {
$parent = WPSC_Product::get_instance($product->post->post_parent);
$parent->sales += $diff_sales;
$parent->earnings += $diff_earnings;
}
}
}
}
/**
* Return the array containing arguments to generate the "Add to cart" form.
*
* The returned array can then be used with {@link wpsc_get_form_output()} to
* generate the HTML output.
*
* @since 0.1
* @uses apply_filters() Applies 'wpsc_add_to_cart_button_icon' filter. Set the value to an empty value to disable the icon
* @uses apply_filters() Applies 'wpsc_add_to_cart_button_title' filter. The return value must be escaped already.
* @uses apply_filters() Applies 'wpsc_get_add_to_cart_form_args' filter. Use this filter to add more fields
* @uses wpsc_get_product_id() Get current product ID in the loop
* @uses wpsc_get_cart_url() Get cart URL for the form action
* @uses WPSC_Product::get_instance() get the WPSC_Product object to fetch variation sets and terms
*
* @param int $id Optional. Product ID. Defaults to the current product in the loop.
* @return array Form argument array
*/
function wpsc_get_add_to_cart_form_args($id = null)
{
if (!$id) {
$id = wpsc_get_product_id();
}
$args = array('class' => 'wpsc-form wpsc-form-horizontal wpsc-add-to-cart-form', 'action' => wpsc_get_cart_url("add/{$id}"), 'id' => "wpsc-add-to-cart-form-{$id}", 'fields' => array(array('name' => 'quantity', 'type' => 'textfield', 'title' => __('Quantity', 'wpsc'), 'value' => 1)));
// generate the variation dropdown menus
$product = WPSC_Product::get_instance($id);
foreach ($product->variation_sets as $variation_set_id => $title) {
$variation_terms = $product->variation_terms[$variation_set_id];
$args['fields'][] = array('name' => "wpsc_product_variations[{$variation_set_id}]", 'type' => 'select', 'options' => $variation_terms, 'title' => $title);
}
// form action section contains the button and hidden values
$args['form_actions'] = array(array('type' => 'button', 'primary' => true, 'icon' => apply_filters('wpsc_add_to_cart_button_icon', array('shopping-cart', 'white')), 'title' => apply_filters('wpsc_add_to_cart_button_title', __('Add to Cart', 'wpsc'))), array('type' => 'hidden', 'name' => '_wp_http_referer', 'value' => home_url($_SERVER['REQUEST_URI'])), array('type' => 'hidden', 'name' => '_wp_nonce', 'value' => wp_create_nonce("wpsc-add-to-cart-{$id}")));
$args = apply_filters('wpsc_get_add_to_cart_form_args', $args);
return $args;
}
function wpsc_product_has_stock($id = null)
{
if (is_null($id)) {
$id = wpsc_get_product_id();
}
$product = WPSC_Product::get_instance($id);
return $product->has_stock;
}
/**
* Get overall sales and earning stats for just one product
*
* @since 3.8.14
* @param int $id ID of the product
* @return array Array containing 'sales' and 'earnings' stats
*/
public static function get_stats_for_product($id, $args = '')
{
$product = WPSC_Product::get_instance($id);
// if this product has variations
if ($product->has_variations) {
// get total stats of variations
$args['products'] = $product->variations;
} else {
// otherwise, get stats of only this product
$args['products'] = array($product);
}
return self::fetch_stats($args);
}
function wpsc_get_product_you_save($product_id = null, $format = false, $from_text = true)
{
if (empty($product_id)) {
$product_id = wpsc_get_product_id();
}
if (!$format) {
/* translators: %1$s: saving amount, %2$s: saving percent */
$format = _x('%1$s (%2$s)', 'product saving format', 'wpsc');
}
$product = WPSC_Product::get_instance($product_id);
$saving = wpsc_format_currency($product->saving);
$saving_percent = sprintf(_x('%1$s%%', 'product saving percent', 'wpsc'), $product->saving_percent);
$saving_text = sprintf($format, $saving, $saving_percent);
if ($from_text && $product->has_various_savings) {
$saving_text = _wpsc_get_from_text($saving_text);
}
return apply_filters('wpsc_get_product_you_save', $saving_text, $product_id, $format, $from_text);
}
public function _callback_update_quantity()
{
global $wpsc_cart;
if (!wp_verify_nonce($_REQUEST['_wp_nonce'], 'wpsc-cart-update')) {
wp_die(__('Request expired. Please try updating the items in your cart again.', 'wpsc'));
}
$changed = 0;
$has_errors = false;
extract($_REQUEST, EXTR_SKIP);
foreach ($wpsc_cart->cart_items as $key => &$item) {
if (isset($quantity[$key]) && $quantity[$key] != $item->quantity) {
$product = get_post($item->product_id);
if (!is_numeric($quantity[$key])) {
$message = sprintf(__('Invalid quantity for %s.', 'wpsc'), $product->post_title);
$this->message_collection->add($message, 'error');
continue;
}
if ($quantity[$key] > $item->quantity) {
$product = WPSC_Product::get_instance($item->product_id);
if (!$product->has_stock) {
$message = __("Sorry, all the remaining stock of %s has been claimed. Now you can only checkout with the current number of that item in your cart.", 'wpsc');
$this->message_collection->add(sprintf($message, $product->post_title), 'error');
$has_errors = true;
continue;
} elseif ($product->has_limited_stock && $product->stock < $item->quantity) {
$message = __('Sorry, but the quantity you just specified is larger than the available stock of %s. Besides the current number of that product in your cart, you can only add %d more.', 'wpsc');
$this->message_collection->add(sprintf($message, $product->post_title, $product->stock), 'error');
$has_errors = true;
continue;
}
}
$item->quantity = $quantity[$key];
$item->refresh_item();
$changed++;
}
}
$wpsc_cart->clear_cache();
if (!isset($_POST['update_quantity']) && !$has_errors) {
wp_redirect(wpsc_get_checkout_url());
exit;
}
if ($changed) {
$message = _n('You just successfully updated the quantity for %d item.', 'You just successfully updated the quantity for %d items.', $changed, 'wpsc');
$this->message_collection->add(sprintf($message, $changed), 'success');
}
}