gnu-social/plugins/RegisterThrottle/Registration_ip.php

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<?php
/**
* Data class for storing IP addresses of new registrants.
*
* PHP version 5
*
* @category Data
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://status.net/
*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2010, StatusNet, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
if (!defined('STATUSNET')) {
exit(1);
}
require_once INSTALLDIR . '/classes/Memcached_DataObject.php';
/**
* Data class for storing IP addresses of new registrants.
*
* @category Spam
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://status.net/
*/
class Registration_ip extends Managed_DataObject
{
public $__table = 'registration_ip'; // table name
public $user_id; // int(4) primary_key not_null
public $ipaddress; // varchar(15)
public $created; // timestamp
/**
* return table definition for DB_DataObject
*
* @return array array of column definitions
*/
function table()
{
return array('user_id' => DB_DATAOBJECT_INT + DB_DATAOBJECT_NOTNULL,
'ipaddress' => DB_DATAOBJECT_STR + DB_DATAOBJECT_NOTNULL,
'created' => DB_DATAOBJECT_MYSQLTIMESTAMP + DB_DATAOBJECT_NOTNULL);
}
/**
* return key definitions for DB_DataObject
*
* DB_DataObject needs to know about keys that the table has; this function
* defines them.
*
* @return array key definitions
*/
function keys()
{
return array('user_id' => 'K');
}
/**
* return key definitions for Memcached_DataObject
*
* Our caching system uses the same key definitions, but uses a different
* method to get them.
*
* @return array key definitions
*/
function keyTypes()
{
return $this->keys();
}
/**
* Magic formula for non-autoincrementing integer primary keys
*
* If a table has a single integer column as its primary key, DB_DataObject
* assumes that the column is auto-incrementing and makes a sequence table
* to do this incrementation. Since we don't need this for our class, we
* overload this method and return the magic formula that DB_DataObject needs.
*
* @return array magic three-false array that stops auto-incrementing.
*/
function sequenceKey()
{
return array(false, false, false);
}
/**
* Get the users who've registered with this ip address.
*
* @param Array $ipaddress IP address to check for
*
* @return Array IDs of users who registered with this address.
*/
static function usersByIP($ipaddress)
{
$ids = array();
$ri = new Registration_ip();
$ri->ipaddress = $ipaddress;
if ($ri->find()) {
while ($ri->fetch()) {
$ids[] = $ri->user_id;
}
}
return $ids;
}
}