/**
* Public function that creates a single instance
*
* @param object $parent
* @return ShopItemSizesHandler
*/
public static function getInstance($parent)
{
if (!isset(self::$_instance)) {
self::$_instance = new self($parent);
}
return self::$_instance;
}
/**
* Handle drawing shop item
*
* @param array $tag_params
* @param array $children
*/
public function tag_Item($tag_params, $children)
{
$manager = ShopItemManager::getInstance();
$manufacturer_manager = ShopManufacturerManager::getInstance();
$id = null;
$gallery = null;
$conditions = array();
// prepare conditions
if (isset($tag_params['id'])) {
$id = fix_id($tag_params['id']);
}
if (isset($tag_params['random']) && isset($tag_params['category'])) {
if (is_numeric($tag_params['category'])) {
$category_id = fix_id($tag_params['category']);
} else {
// specified id is actually text_id, get real one
$category_manager = ShopCategoryManager::getInstance();
$category = $category_manager->getSingleItem(array('id'), array('text_id' => fix_chars($tag_params['category'])));
if (!is_object($category)) {
return;
}
$category_id = $category->id;
}
$membership_manager = ShopItemMembershipManager::getInstance();
// get all associated items
$id_list = array();
$membership_list = $membership_manager->getItems(array('item'), array('category' => $category_id));
if (count($membership_list) > 0) {
foreach ($membership_list as $membership) {
$id_list[] = $membership->item;
}
}
// get random id from the list
if (count($id_list) > 0) {
$id = $id_list[array_rand($id_list)];
}
}
if (is_null($id)) {
return;
}
// get item from database
$item = $manager->getSingleItem($manager->getFieldNames(), array('id' => $id));
// create template handler
$template = $this->_parent->loadTemplate($tag_params, 'item.xml');
$template->setMappedModule($this->name);
// register tag handlers
if (!is_null($gallery)) {
$template->registerTagHandler('_image_list', $gallery, 'tag_ImageList');
}
$size_handler = ShopItemSizesHandler::getInstance($this->_parent);
$template->registerTagHandler('_value_list', $size_handler, 'tag_ValueList');
$template->registerTagHandler('_color_list', $this, 'tag_ColorList');
// parse template
if (is_object($item)) {
// get gallery module
if (class_exists('gallery')) {
$gallery = gallery::getInstance();
}
if (!is_null($gallery)) {
// get manufacturer logo
$manufacturer_logo_url = '';
if ($item->manufacturer != 0) {
$manufacturer = $manufacturer_manager->getSingleItem($manufacturer_manager->getFieldNames(), array('id' => $item->manufacturer));
if (is_object($manufacturer)) {
$manufacturer_logo_url = $gallery->getImageURL($manufacturer->logo);
}
}
// get urls for image and thumbnail
$image_url = $gallery->getGroupThumbnailURL($item->gallery, true);
$thumbnail_url = $gallery->getGroupThumbnailURL($item->gallery);
} else {
// default values if gallery is not enabled
$image_url = '';
$thumbnail_url = '';
$manufacturer_logo_url = '';
}
$rating = 0;
$params = array('id' => $item->id, 'uid' => $item->uid, 'name' => $item->name, 'description' => $item->description, 'gallery' => $item->gallery, 'image' => $image_url, 'thumbnail' => $thumbnail_url, 'manufacturer_logo_url' => $manufacturer_logo_url, 'size_definition' => $item->size_definition, 'colors' => $item->colors, 'author' => $item->author, 'views' => $item->views, 'price' => $item->price, 'tax' => $item->tax, 'currency' => $this->_parent->settings['default_currency'], 'weight' => $item->weight, 'votes_up' => $item->votes_up, 'votes_down' => $item->votes_down, 'rating' => $rating, 'priority' => $item->priority, 'timestamp' => $item->timestamp, 'visible' => $item->visible, 'deleted' => $item->deleted);
$template->restoreXML();
$template->setLocalParams($params);
$template->parse();
}
}
/**
* Transfers control to module functions
*
* @param array $params
* @param array $children
*/
public function transferControl($params, $children)
{
// global control actions
if (isset($params['action'])) {
switch ($params['action']) {
case 'show_item':
$handler = ShopItemHandler::getInstance($this);
$handler->tag_Item($params, $children);
break;
case 'show_item_list':
$handler = ShopItemHandler::getInstance($this);
$handler->tag_ItemList($params, $children);
break;
case 'show_category':
$handler = ShopCategoryHandler::getInstance($this);
$handler->tag_Category($params, $children);
break;
case 'show_category_list':
$handler = ShopCategoryHandler::getInstance($this);
$handler->tag_CategoryList($params, $children);
break;
case 'show_completed_message':
$this->tag_CompletedMessage($params, $children);
break;
case 'show_canceled_message':
$this->tag_CanceledMessage($params, $children);
break;
case 'show_checkout_form':
$this->tag_CheckoutForm($params, $children);
break;
case 'show_payment_methods':
$this->tag_PaymentMethodsList($params, $children);
break;
case 'show_recurring_plan':
$this->tag_RecurringPlan($params, $children);
break;
case 'configure_search':
$this->configureSearch($params, $children);
break;
case 'checkout':
$this->showCheckout();
break;
case 'checkout_completed':
$this->showCheckoutCompleted();
break;
case 'checkout_canceled':
$this->showCheckoutCanceled();
break;
case 'show_checkout_items':
$this->tag_CheckoutItems($params, $children);
break;
case 'set_item_as_cart':
$this->setItemAsCart($params, $children);
break;
case 'set_cart_from_template':
$this->setCartFromTemplate($params, $children);
break;
case 'set_recurring_plan':
$this->setRecurringPlan($params, $children);
break;
case 'cancel_recurring_plan':
$this->cancelRecurringPlan($params, $children);
break;
case 'include_scripts':
$this->includeScripts($params, $children);
break;
case 'json_get_item':
$handler = ShopItemHandler::getInstance($this);
$handler->json_GetItem();
break;
case 'json_get_currency':
$this->json_GetCurrency();
break;
case 'json_get_account_info':
$this->json_GetAccountInfo();
break;
case 'json_get_account_exists':
$this->json_GetAccountExists();
break;
case 'json_get_payment_methods':
$this->json_GetPaymentMethods();
break;
case 'json_add_item_to_shopping_cart':
$this->json_AddItemToCart();
break;
case 'json_remove_item_from_shopping_cart':
$this->json_RemoveItemFromCart();
break;
case 'json_change_item_quantity':
$this->json_ChangeItemQuantity();
break;
case 'json_clear_shopping_cart':
$this->json_ClearCart();
break;
case 'json_get_shopping_cart':
$this->json_ShowCart();
break;
case 'json_update_transaction_status':
$handler = ShopTransactionsHandler::getInstance($this);
$handler->json_UpdateTransactionStatus();
break;
case 'json_get_shopping_cart_summary':
$this->json_GetShoppingCartSummary();
break;
case 'json_save_remark':
$this->json_SaveRemark();
break;
default:
break;
}
}
// global control actions
if (isset($params['backend_action'])) {
$action = $params['backend_action'];
switch ($action) {
case 'items':
$handler = ShopItemHandler::getInstance($this);
$handler->transferControl($params, $children);
break;
case 'currencies':
$handler = ShopCurrenciesHandler::getInstance($this);
$handler->transferControl($params, $children);
break;
case 'categories':
$handler = ShopCategoryHandler::getInstance($this);
$handler->transferControl($params, $children);
break;
case 'sizes':
$handler = ShopItemSizesHandler::getInstance($this);
$handler->transferControl($params, $children);
break;
case 'transactions':
$handler = ShopTransactionsHandler::getInstance($this);
$handler->transferControl($params, $children);
break;
case 'manufacturers':
$handler = ShopManufacturerHandler::getInstance($this);
$handler->transferControl($params, $children);
break;
case 'special_offers':
break;
case 'warehouses':
$handler = ShopWarehouseHandler::getInstance($this);
$handler->transferControl($params, $children);
break;
case 'stocks':
break;
case 'settings':
$this->showSettings();
break;
case 'settings_save':
$this->saveSettings();
break;
default:
break;
}
}
}
