<?php
  /**
   * PHP OpenCloud library.
   * 
   * @copyright 2014 Rackspace Hosting, Inc. See LICENSE for information.
   * @license   https://www.apache.org/licenses/LICENSE-2.0
   * @author    Glen Campbell <glen.campbell@rackspace.com>
   * @author    Jamie Hannaford <jamie.hannaford@rackspace.com>
   */
  
  namespace OpenCloud\ObjectStore;
  
  use OpenCloud\Common\Service\CatalogService;
  
  /**
   * An abstract base class for common code shared between ObjectStore\Service
   * (container) and ObjectStore\CDNService (CDN containers).
   */
  abstract class AbstractService extends CatalogService
  {
      const MAX_CONTAINER_NAME_LENGTH = 256;
      const MAX_OBJECT_NAME_LEN       = 1024;
      const MAX_OBJECT_SIZE           = 5102410241025;
  
      /**
       * List all available containers. If called by a CDN service, it returns CDN-enabled; if called by a regular
       * service, normal containers are returned.
       *
       * @param array $filter
       * @return Collection
       */
      public function listContainers(array $filter = array())
      {
          $filter['format'] = 'json';
  
          $class = ($this instanceof Service) ? 'Container' : 'CDNContainer';
  
          return $this->resourceList($class, $this->getUrl(null, $filter), $this);
      }
  
      /**
       * @return Resource\Account
       */
      public function getAccount()
      {
          return new Resource\Account($this);
      }
  }