<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_Gdata

 * @subpackage Books

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 * @version    $Id: Books.php 20096 2010-01-06 02:05:09Z bkarwin $

 */

/**

 * @see Zend_Gdata

 */

require_once 'Zend/Gdata.php';

/**

 * @see Zend_Gdata_DublinCore

 */

require_once 'Zend/Gdata/DublinCore.php';

/**

 * @see Zend_Gdata_Books_CollectionEntry

 */

require_once 'Zend/Gdata/Books/CollectionEntry.php';

/**

 * @see Zend_Gdata_Books_CollectionFeed

 */

require_once 'Zend/Gdata/Books/CollectionFeed.php';

/**

 * @see Zend_Gdata_Books_VolumeEntry

 */

require_once 'Zend/Gdata/Books/VolumeEntry.php';

/**

 * @see Zend_Gdata_Books_VolumeFeed

 */

require_once 'Zend/Gdata/Books/VolumeFeed.php';

/**

 * Service class for interacting with the Books service

 *

 * @category   Zend

 * @package    Zend_Gdata

 * @subpackage Books

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

class Zend_Gdata_Books extends Zend_Gdata

{

    const VOLUME_FEED_URI = 'http://books.google.com/books/feeds/volumes';

    const MY_LIBRARY_FEED_URI = 'http://books.google.com/books/feeds/users/me/collections/library/volumes';

    const MY_ANNOTATION_FEED_URI = 'http://books.google.com/books/feeds/users/me/volumes';

    const AUTH_SERVICE_NAME = 'print';

    /**

     * Namespaces used for Zend_Gdata_Books

     *

     * @var array

     */

    public static $namespaces = array(

        array('gbs', 'http://schemas.google.com/books/2008', 1, 0),

        array('dc', 'http://purl.org/dc/terms', 1, 0)

    );

    /**

     * Create Zend_Gdata_Books object

     *

     * @param Zend_Http_Client $client (optional) The HTTP client to use when

     *          when communicating with the Google servers.

     * @param string $applicationId The identity of the app in the form of Company-AppName-Version

     */

    public function __construct($client = null, $applicationId = 'MyCompany-MyApp-1.0')

    {

        $this->registerPackage('Zend_Gdata_Books');

        $this->registerPackage('Zend_Gdata_Books_Extension');

        parent::__construct($client, $applicationId);

        $this->_httpClient->setParameterPost('service', self::AUTH_SERVICE_NAME);

     }

    /**

     * Retrieves a feed of volumes.

     *

     * @param Zend_Gdata_Query|string|null $location (optional) The URL to

     *        query or a Zend_Gdata_Query object from which a URL can be

     *        determined.

     * @return Zend_Gdata_Books_VolumeFeed The feed of volumes found at the

     *         specified URL.

     */

    public function getVolumeFeed($location = null)

    {

        if ($location == null) {

            $uri = self::VOLUME_FEED_URI;

        } else if ($location instanceof Zend_Gdata_Query) {

            $uri = $location->getQueryUrl();

        } else {

            $uri = $location;

        }

        return parent::getFeed($uri, 'Zend_Gdata_Books_VolumeFeed');

    }

    /**

     * Retrieves a specific volume entry.

     *

     * @param string|null $volumeId The volumeId of interest.

     * @param Zend_Gdata_Query|string|null $location (optional) The URL to

     *        query or a Zend_Gdata_Query object from which a URL can be

     *        determined.

     * @return Zend_Gdata_Books_VolumeEntry The feed of volumes found at the

     *         specified URL.

     */

    public function getVolumeEntry($volumeId = null, $location = null)

    {

        if ($volumeId !== null) {

            $uri = self::VOLUME_FEED_URI . "/" . $volumeId;

        } else if ($location instanceof Zend_Gdata_Query) {

            $uri = $location->getQueryUrl();

        } else {

            $uri = $location;

        }

        return parent::getEntry($uri, 'Zend_Gdata_Books_VolumeEntry');

    }

    /**

     * Retrieves a feed of volumes, by default the User library feed.

     *

     * @param Zend_Gdata_Query|string|null $location (optional) The URL to

     *        query.

     * @return Zend_Gdata_Books_VolumeFeed The feed of volumes found at the

     *         specified URL.

     */

    public function getUserLibraryFeed($location = null)

    {

        if ($location == null) {

            $uri = self::MY_LIBRARY_FEED_URI;

        } else {

            $uri = $location;

        }

        return parent::getFeed($uri, 'Zend_Gdata_Books_VolumeFeed');

    }

    /**

     * Retrieves a feed of volumes, by default the User annotation feed

     *

     * @param Zend_Gdata_Query|string|null $location (optional) The URL to

     *        query.

     * @return Zend_Gdata_Books_VolumeFeed The feed of volumes found at the

     *         specified URL.

     */

    public function getUserAnnotationFeed($location = null)

    {

        if ($location == null) {

            $uri = self::MY_ANNOTATION_FEED_URI;

        } else {

            $uri = $location;

        }

        return parent::getFeed($uri, 'Zend_Gdata_Books_VolumeFeed');

    }

    /**

     * Insert a Volume / Annotation

     *

     * @param Zend_Gdata_Books_VolumeEntry $entry

     * @param Zend_Gdata_Query|string|null $location (optional) The URL to

     *        query

     * @return Zend_Gdata_Books_VolumeEntry The inserted volume entry.

     */

    public function insertVolume($entry, $location = null)

    {

        if ($location == null) {

            $uri = self::MY_LIBRARY_FEED_URI;

        } else {

            $uri = $location;

        }

        return parent::insertEntry(

            $entry, $uri, 'Zend_Gdata_Books_VolumeEntry');

    }

    /**

     * Delete a Volume

     *

     * @param Zend_Gdata_Books_VolumeEntry $entry

     * @return void

     */

    public function deleteVolume($entry)

    {

        $entry->delete();

    }

}