uc_ajax_cart.extender.inc in Ubercart AJAX Cart 7.2

File

uc_ajax_cart.extender.inc

<?php

class UcAjaxCart {
  public function getCartContents($withoutCache = false) {
    if ($withoutCache === false) {
      $action = null;
    }
    else {
      $action = 'rebuild';
    }
    return uc_cart_get_contents(uc_cart_get_id(), $action);
  }
  public function hasItemInCart($nodeID) {
    $cartContent = $this
      ->getCartContents();
    foreach ($cartContent as $item) {
      if ($item->nid == $nodeID) {
        return true;
      }
    }
  }
  public function removeItemFromCart($nid, $data) {
    $content = $this
      ->getCartContents();
    $product = node_load($nid);
    if ($product->type == 'product_kit') {
      foreach ($data as $nid => $product) {
        uc_cart_remove_item($nid, uc_cart_get_id(), $product->data);
      }
    }
    else {
      uc_cart_remove_item($nid, uc_cart_get_id(), $data);
    }
  }
  public function addItemToCart($nodeID, $qty = 1, $data = array()) {
    $node = node_load($nodeID);
    if (!is_object($node) || !uc_product_is_product($node)) {
      throw new NoProductException();
    }

    /** @todo this should come over form. or this field is populated by submit handler. **/
    $data['nid'] = $nodeID;
    if ($node->type == 'product_kit') {
      return $this
        ->addItemKitToCart($nodeID, $qty, $data);
    }
    uc_cart_add_item($node->nid, $qty, module_invoke_all('add_to_cart_data', $data), null, true, false, true);
    return;
  }
  public function addItemKitToCart($nodeID, $qty = 1, $data = array()) {
    $node = node_load($nodeID);
    if (!is_object($node) || !uc_product_is_product($node)) {
      throw new NoProductException();
    }
    if ($this
      ->checkKitToCart($node, $data)) {
      uc_product_kit_add_to_cart($node->nid, $qty, $data);
      drupal_set_message(t('Add !product to cart.', array(
        '!product' => $node->title,
      )));
    }
  }
  private function checkKitToCart($node, $data) {
    if (!module_exists('uc_attribute')) {
      return true;
    }
    $isValid = true;
    foreach ($data['products'] as $productData) {
      $product = node_load($productData['nid']);
      if ($this
        ->hasRequiredAttributes($product)) {
        foreach ($product->attributes as $attribute) {
          if ($attribute->required == "1" && (!isset($productData['attributes'][$attribute->aid]) || empty($productData['attributes'][$attribute->aid]))) {
            drupal_set_message(t('You must choose an option for !attribute in !product', array(
              '!attribute' => '<em>' . $attribute->name . '</em>',
              '!product' => '<strong>' . $product->title . '<strong>',
            )), 'error');
            $isValid = false;
          }
        }
      }
    }
    return $isValid;
  }
  private function checkForRequiredAttributes() {
  }
  public function hasRequiredAttributes($product) {
    if (!isset($product->attributes) || !is_array($product->attributes)) {
      return false;
    }
    foreach ($product->attributes as $attribute) {
      if ($attribute->required == "1") {
        return true;
        break;
      }
    }
  }
  public function hasAttributes($product) {
    if (!isset($product->attributes) || !is_array($product->attributes) || count($product->attributes) == 0) {
      return false;
    }
    return true;
  }

}
class NoProductException extends Exception {

}
class CartException extends Exception {
  private $messages;
  public function addMessage($message) {
    $this->messages[] = $message;
  }
  public function setMessages($messages) {
    $this->messages = $messages;
  }
  public function getMessages() {
    return $this->messages;
  }

}

Classes

Name	Description
CartException
NoProductException
UcAjaxCart