<?php
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is addons.mozilla.org site.
 *
 * The Initial Developer of the Original Code is
 * Frederic Wenzel <fwenzel@mozilla.com>
 * Portions created by the Initial Developer are Copyright (C) 2009
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

class EditorSubscription extends AppModel
{
    var $name = 'EditorSubscription';
    var $useTable = 'editor_subscriptions';
    var $belongsTo = array('Addon', 'User');

    var $recursive = -1;
    
    /**
     * Sign editor up for an email the next time an add-on is updated.
     * @param int $userid User's ID to be signed up for the next update
     * @param int $addonid Addon's ID to subscribe the user to
     * @return void
     */
    function subscribeToUpdates($userid, $addonid) {
        $this->query("
            INSERT INTO editor_subscriptions
            SET
                user_id = '{$userid}',
                addon_id = '{$addonid}';");
    }
    
    /**
     * Do not notify editor the next time an add-on is updated.
     * @param int $userid User's ID to be signed up for the next update
     * @param int $addonid Addon's ID to subscribe the user to
     * @return void
     */
    function cancelUpdates($userid, $addonid) {
        $this->query("
            DELETE FROM editor_subscriptions
            WHERE
                user_id = '{$userid}' AND
                addon_id = '{$addonid}';");
    }
    
    /**
     * get list of subscribers for a given add-on
     * @param int $addonid ID of the add-on whose subscribers are required
     * @return array user IDs for all subscribers of the add-on
     */
    function getSubscribers($addonid) {
        $_result = $this->query("
            SELECT user_id
            FROM editor_subscriptions
            WHERE addon_id = '{$addonid};'");
        if (empty($_result)) return array();
        
        $_ids = array();
        foreach ($_result as &$_id) {
            $_ids[] = $_id['editor_subscriptions']['user_id'];
        }
        
        return $_ids;
    }
}
?>