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<?php defined('SYSPATH') or die('No direct script access.');
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/*
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* This file is part of open source system FreenetIS
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* and it is release under GPLv3 licence.
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*
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* More info about licence can be found:
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* http://www.gnu.org/licenses/gpl-3.0.html
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*
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* More info about project can be found:
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* http://www.freenetis.org/
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*
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*/
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/**
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* IP addreess of interface. Addresses may be grouped to a subnet with a same mask.
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*
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* @package Model
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*
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* @property integer $id
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* @property integer $iface_id
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* @property Iface_Model $iface
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* @property integer $subnet_id
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* @property Subnet_Model $subnet
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* @property string $ip_address
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* @property bool $dhcp
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* @property bool $gateway
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* @property bool $service
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* @property integer $member_id
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* @property Member_Model $member
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*/
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class Ip_address_Model extends ORM
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{
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protected $belongs_to = array('iface', 'subnet', 'member');
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/**
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* No whitelist means, that is ip address can be redirected in any time
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* (typical state)
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*/
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const NO_WHITELIST = 0;
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/**
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* IP address is in permanent whitelist - it is never redirected (useful for
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* special members), can be redirected only by message which ignores whitelist
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*/
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const PERMANENT_WHITELIST = 1;
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/**
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* IP address is in temporary whitelist - for limited period of time it is
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* not redirected, for example when someone should be redirected, but he has
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* to pay using internet banking
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*/
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const TEMPORARY_WHITELIST = 2;
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/**
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* White list type names
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*
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* @var array
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*/
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public static $whitelist_types = array
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(
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self::NO_WHITELIST => 'No whitelist',
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self::PERMANENT_WHITELIST => 'Permanent whitelist',
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self::TEMPORARY_WHITELIST => 'Temporary whitelist'
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);
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/**
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* Gets translated whitelist types
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*
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* @return array
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*/
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public static function get_whitelist_types()
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{
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return array_map('__', self::$whitelist_types);
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}
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/**
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* Gives IP address is string is writted
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*
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* @return string
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*/
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public function __toString()
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{
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if (!$this->id)
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return '';
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return $this->ip_address;
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}
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/**
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* Function gets all ip addresses.
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*
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* !!!!!! SECURITY WARNING !!!!!!
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* Be careful when you using this method, param $filter_sql is unprotected
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* for SQL injections, security should be made at controller site using
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* Filter_form class.
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* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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*
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* @param integer $limit_from
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* @param integer $limit_results
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* @param string $order_by
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* @param string $order_by_direction
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* @param array $filter_values
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* @return Mysql_Result
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*/
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public function get_all_ip_addresses(
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$limit_from = 0, $limit_results = 50, $order_by = 'ip_address',
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$order_by_direction = 'ASC', $filter_sql = '')
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{
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$where = '';
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// filter
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if ($filter_sql != '')
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$where = "WHERE $filter_sql";
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// order by check
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if ($order_by == 'ip_address')
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{
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$order_by = 'inet_aton(ip.ip_address)';
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}
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else if (!$this->has_column($order_by))
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{
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$order_by = 'id';
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}
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// order by direction check
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if (strtolower($order_by_direction) != 'desc')
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{
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$order_by_direction = 'asc';
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}
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// query
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return $this->db->query("
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SELECT * FROM
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(
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SELECT ip.*, ip.id AS ip_address_id,
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i.name AS iface_name, s.name as subnet_name,
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d.id AS device_id, d.name AS device_name,
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IF(mw.id IS NULL, 0, 2-mw.permanent) AS whitelisted
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FROM ip_addresses ip
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LEFT JOIN ifaces i ON i.id = ip.iface_id
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LEFT JOIN ifaces_vlans iv ON iv.iface_id = i.id
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LEFT JOIN devices d ON d.id = i.device_id
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LEFT JOIN subnets s ON s.id = ip.subnet_id
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LEFT JOIN users u ON u.id = d.user_id
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LEFT JOIN members_whitelists mw ON mw.member_id = u.member_id
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AND mw.since <= CURDATE() AND mw.until >= CURDATE()
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WHERE ip.member_id IS NULL
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GROUP BY ip.id
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) ip
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$where
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ORDER BY $order_by $order_by_direction
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LIMIT " . intval($limit_from) . ", " . intval($limit_results) . "
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");
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}
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/**
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* Function counts all ip addresses.
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*
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* @param array $filter_values
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* @return integer
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*/
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public function count_all_ip_addresses($filter_sql = '')
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{
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$where = '';
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// filter
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if ($filter_sql != '')
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$where = "WHERE $filter_sql";
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// query
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return $this->db->query("
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SELECT COUNT(*) AS total
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FROM
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(
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SELECT ip.*, ip.id AS ip_address_id,
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i.name AS iface_name, s.name as subnet_name,
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d.id AS device_id, d.name AS device_name,
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IF(mw.id IS NULL, 0, 2-mw.permanent) AS whitelisted
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FROM ip_addresses ip
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LEFT JOIN ifaces i ON i.id = ip.iface_id
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LEFT JOIN ifaces_vlans iv ON iv.iface_id = i.id
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LEFT JOIN devices d ON d.id = i.device_id
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LEFT JOIN subnets s ON s.id = ip.subnet_id
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LEFT JOIN users u ON u.id = d.user_id
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LEFT JOIN members m ON m.id = u.member_id
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LEFT JOIN members_whitelists mw ON mw.member_id = m.id AND
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mw.since <= CURDATE() AND mw.until >= CURDATE()
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WHERE ip.member_id IS NULL
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) ip
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$where
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")->current()->total;
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}
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/**
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* Function gets gateway of gievn subnet
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*
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* @param string $network_address
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* @return Ip_address_Model
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*/
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public function get_gateway_of_subnet($subnet_id)
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{
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$result = $this->db->query("
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SELECT * FROM ip_addresses ip
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WHERE gateway = 1 AND subnet_id = ?
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LIMIT 0,1
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", $subnet_id);
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return ($result && $result->current()) ? $result->current() : FALSE;
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}
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/**
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* Function gets gateway of gievn subnet
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*
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* @param string $network_address
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* @return Ip_address_Model
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*/
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public function get_dhcp_of_subnet($subnet_id)
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{
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$result = $this->db->query("
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SELECT * FROM ip_addresses ip
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WHERE dhcp = 1 AND subnet_id = ?
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LIMIT 0,1
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", $subnet_id);
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return ($result && $result->current()) ? $result->current() : FALSE;
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}
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/**
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* Gets all allowed IP addresses.
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* These are registered IP addresses, which have no redirection set.
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* Unknown IP addresses (not present in system) and
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* IP addresses with a redirection set are not exported.
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*
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* @see Web_interface_Controller#allowed_ip_addresses
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* @return Mysql_Result
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*/
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public function get_allowed_ip_addresses()
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{
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return $this->db->query("
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SELECT DISTINCT ip.ip_address
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FROM ip_addresses ip
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LEFT JOIN messages_ip_addresses mip ON mip.ip_address_id = ip.id
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WHERE mip.ip_address_id IS NULL
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");
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}
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/**
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* Same as previous method, but return unallowed ip addresses
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*
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* @author Michal Kliment
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* @see Web_interface_Controller#unallowed_ip_addresses
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* @return type
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*/
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public function get_unallowed_ip_addresses()
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{
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return $this->db->query("
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SELECT DISTINCT ip.ip_address
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FROM ip_addresses ip
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JOIN messages_ip_addresses mip ON mip.ip_address_id = ip.id
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");
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}
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/**
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* Function gets all ip address of interfaces of devices of users of given member.
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*
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* @param integer|array $member_id Member ID or array of member IDs
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* @param integer $subnet_id
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* @param integer $cloud_id
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* @param boolean $ignore_member_notif_settings Should be member notification setting ignored?
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* @return Mysql_Result
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*/
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public function get_ip_addresses_of_member($member_id, $subnet_id = NULL,
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$cloud_id = NULL, $ignore_member_notif_settings = TRUE)
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{
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$where = "";
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$cloud_subnets = "";
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if (!is_array($member_id))
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{
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$where = 'IFNULL(u.member_id, ip.member_id) = ' . intval($member_id);
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}
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else if (count($member_id))
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{
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$where = 'IFNULL(u.member_id, ip.member_id) IN ('
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. implode(',', array_map('intval', $member_id)) . ')';
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}
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else // empty (non sense condition)
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{
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$where = '1 = 2';
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}
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if ($subnet_id)
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{
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$where .= " AND ip.subnet_id = ".intval($subnet_id);
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}
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if ($cloud_id)
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{
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$where .= " AND cs.cloud_id = ".intval($cloud_id);
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$cloud_subnets = "LEFT JOIN subnets s ON ip.subnet_id = s.id "
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. "LEFT JOIN clouds_subnets cs ON cs.subnet_id = s.id";
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}
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/* member whitelist - member notification settings */
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if (!$ignore_member_notif_settings)
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{
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$where .= " AND m.notification_by_redirection > 0 ";
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}
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return $this->db->query("
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SELECT ip.*, i.device_id
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FROM ip_addresses ip
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$cloud_subnets
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LEFT JOIN ifaces i ON i.id = ip.iface_id
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LEFT JOIN devices d ON d.id = i.device_id
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LEFT JOIN users u ON u.id = d.user_id
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LEFT JOIN members m ON m.id = IFNULL(u.member_id, ip.member_id)
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WHERE $where
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");
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}
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/**
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* Function gets all ip address of interfaces of devices of user.
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*
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* @param integer|array $user_id User ID or array of user IDs
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* @param integer $subnet_id
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* @param integer $cloud_id
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* @param boolean $ignore_member_notif_settings Should be member notification setting ignored?
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* @return Mysql_Result
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*/
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public function get_ip_addresses_of_user($user_id, $subnet_id = NULL,
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$cloud_id = NULL, $ignore_member_notif_settings = TRUE)
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{
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$where = "";
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$cloud_subnets = "";
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if (!is_array($user_id))
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{
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$where = 'd.user_id = ' . intval($user_id);
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}
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else if (count($user_id))
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{
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$where = 'd.user_id IN ('
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. implode(',', array_map('intval', $user_id)) . ')';
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}
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else // empty (non sense condition)
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{
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$where = '1 = 2';
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}
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if ($subnet_id)
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{
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$where .= " AND ip.subnet_id = ".intval($subnet_id);
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}
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if ($cloud_id)
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{
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$where .= " AND cs.cloud_id = ".intval($cloud_id);
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$cloud_subnets = "LEFT JOIN subnets s ON ip.subnet_id = s.id "
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. "LEFT JOIN clouds_subnets cs ON cs.subnet_id = s.id";
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}
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/* member whitelist - member notification settings */
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if (!$ignore_member_notif_settings)
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{
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$where .= " AND m.notification_by_redirection > 0 ";
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}
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return $this->db->query("
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SELECT ip.*, i.device_id
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FROM ip_addresses ip
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$cloud_subnets
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LEFT JOIN ifaces i ON i.id = ip.iface_id
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LEFT JOIN devices d ON d.id = i.device_id
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LEFT JOIN users u ON u.id = d.user_id
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LEFT JOIN members m ON m.id = IFNULL(u.member_id, ip.member_id)
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WHERE $where
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");
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}
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/**
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* Gets all ip addresses of device.
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*
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* @author Jiri Svitak
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* @param integer $device_id
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* @return Mysql_Result
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*/
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public function get_ip_addresses_of_device($device_id)
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{
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return $this->db->query("
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SELECT
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ip.*,
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ip.id AS ip_address_id,
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s.name AS subnet_name,
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32-log2((~inet_aton(netmask) & 0xffffffff) + 1) AS subnet_range,
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s.network_address AS subnet_network,
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s.netmask AS subnet_netmask,
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i.name AS iface_name
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FROM ip_addresses ip
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LEFT JOIN subnets s ON s.id = ip.subnet_id
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JOIN ifaces i ON i.id = ip.iface_id
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WHERE i.device_id = ?
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ORDER BY INET_ATON(ip_address)
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", $device_id);
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}
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/**
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* Function gets ip addresses of subnet.
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*
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* @param integer $subnet_id
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* @return Mysql_Result
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*/
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public function get_ip_addresses_of_subnet($subnet_id)
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{
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return $this->db->query("
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SELECT ip.id, ip.id AS ip_address_id, ip.ip_address,
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ip.gateway, d.name AS device_name, d.id AS device_id,
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m.name AS member_name, m.id AS member_id, a.balance,
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u.name AS user_name, u.surname AS user_surname,
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IFNULL(i.mac, pi.mac) AS mac
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FROM ip_addresses ip
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LEFT JOIN ifaces i ON ip.iface_id = i.id
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LEFT JOIN ifaces_relationships ir ON ir.iface_id = i.id
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LEFT JOIN ifaces pi ON ir.parent_iface_id = pi.id
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LEFT JOIN devices d ON i.device_id = d.id
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LEFT JOIN users u ON d.user_id = u.id
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LEFT JOIN members m ON u.member_id = m.id
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LEFT JOIN accounts a ON a.member_id = m.id AND account_attribute_id = ?
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WHERE ip.subnet_id = ? AND ip.member_id IS NULL
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ORDER BY inet_aton(ip.ip_address)
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", Account_attribute_Model::CREDIT, $subnet_id);
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}
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/**
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* Returns all IDs of IP addresses with unallowed connecting place
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*
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* @author Michal Kliment
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* @return Mysql_Result
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*/
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public function get_ip_addresses_with_unallowed_connecting_place()
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{
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return $this->db->query("
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SELECT q.id, ip_address FROM
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(
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SELECT ip.subnet_id, ip.id, ip.ip_address,
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IFNULL(ip.member_id, u.member_id) AS member_id
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FROM ip_addresses ip
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LEFT JOIN ifaces i ON ip.iface_id = i.id
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LEFT JOIN devices d ON i.device_id = d.id
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LEFT JOIN users u ON d.user_id = u.id
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) q
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WHERE q.member_id <> 1 AND q.subnet_id NOT IN
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(
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SELECT a.subnet_id
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FROM allowed_subnets a
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WHERE a.subnet_id = q.subnet_id AND
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a.member_id = q.member_id AND enabled = 1
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)
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");
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}
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/**
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* Returns all IDs of IP addresses with expired connection test
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*
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* @author Ondrej Fibich
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* @return Mysql_Result
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*/
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public function get_ip_addresses_with_expired_connection_test()
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{
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return $this->db->query("
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SELECT ip.id, ip.ip_address
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FROM ip_addresses ip
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LEFT JOIN ifaces i ON ip.iface_id = i.id
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LEFT JOIN devices d ON i.device_id = d.id
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LEFT JOIN users u ON d.user_id = u.id
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JOIN members m ON m.id = ip.member_id OR m.id = u.member_id
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WHERE m.type = ? AND m.registration = 0
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AND DATEDIFF(NOW(), m.applicant_connected_from) > ?
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", array
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(
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Member_Model::TYPE_APPLICANT,
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Settings::get('applicant_connection_test_duration')
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));
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}
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/**
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* Returns all ip addresses which can cancel redirect by themselves
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*
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* @author Michal Kliment
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* @return Mysql_Result
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*/
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public function get_ip_addresses_with_self_cancel()
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{
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return $this->db->query("
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SELECT * FROM
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(
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SELECT * FROM
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(
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SELECT ip.*, IFNULL(m.self_cancel, 0) AS self_cancel
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FROM ip_addresses ip
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JOIN messages_ip_addresses mip ON mip.ip_address_id = ip.id
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JOIN messages m ON mip.message_id = m.id
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ORDER BY self_cancel ASC
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) ip
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GROUP BY ip.id
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) ip
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WHERE self_cancel > ?
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", Message_Model::SELF_CANCEL_DISABLED);
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}
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|
|
/**
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|
* Gets all ip addresses including their redirections.
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* Used in member's profile screen.
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|
*
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|
* @author Jiri Svitak
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|
* @param integer $member_id
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* @param integer $sql_offset
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* @param integer $limit_results
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* @param string $order_by
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* @param string $order_by_direction
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* @return Mysql_Result
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*/
|
|
public function get_ips_and_redirections_of_member(
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$member_id, $sql_offset, $limit_results,
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|
$order_by, $order_by_direction)
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|
{
|
|
// order by
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|
if (strtolower($order_by) == 'ip_address')
|
|
{
|
|
$order_by = 'inet_aton(ip.ip_address)';
|
|
}
|
|
else
|
|
{
|
|
$order_by = $this->db->escape_column($order_by);
|
|
}
|
|
|
|
// order by direction
|
|
if (strtolower($order_by_direction) != 'asc')
|
|
{
|
|
$order_by_direction = 'desc';
|
|
}
|
|
|
|
|
|
return $this->db->query("
|
|
SELECT ip.id AS ip_address_id, ip.ip_address, m.id AS message_id,
|
|
m.name AS message, m.type, ? AS member_id,
|
|
mip.datetime AS active_redir_datetime,
|
|
IF(mw.id IS NULL, 0, 2 - mw.permanent) AS whitelisted
|
|
FROM ip_addresses ip
|
|
LEFT JOIN ifaces i ON ip.iface_id = i.id
|
|
LEFT JOIN devices d ON i.device_id = d.id
|
|
LEFT JOIN users u ON d.user_id = u.id
|
|
LEFT JOIN members_whitelists mw ON (mw.member_id = u.member_id OR mw.member_id = ip.member_id)
|
|
AND (? BETWEEN mw.since AND mw.until)
|
|
LEFT JOIN messages_ip_addresses mip ON mip.ip_address_id = ip.id
|
|
LEFT JOIN messages m ON m.id = mip.message_id
|
|
WHERE u.member_id = ? OR ip.member_id = ?
|
|
GROUP BY ip.id
|
|
ORDER BY $order_by $order_by_direction,
|
|
m.self_cancel DESC, mip.datetime ASC
|
|
LIMIT " . intval($sql_offset) . ", " . intval($limit_results) . "
|
|
", $member_id, date('Y-m-d'), $member_id, $member_id);
|
|
}
|
|
|
|
/**
|
|
* Gets count of all ip addresses including their redirections.
|
|
* Used in member's profile screen.
|
|
*
|
|
* @author Ondřej Fibich
|
|
* @param integer $member_id
|
|
* @return integer
|
|
*/
|
|
public function count_ips_and_redirections_of_member($member_id)
|
|
{
|
|
return $this->db->query("
|
|
SELECT COUNT(DISTINCT ip.id) AS total
|
|
FROM ip_addresses ip
|
|
LEFT JOIN ifaces i ON ip.iface_id = i.id
|
|
LEFT JOIN devices d ON i.device_id = d.id
|
|
LEFT JOIN users u ON d.user_id = u.id
|
|
LEFT JOIN messages_ip_addresses mip ON mip.ip_address_id = ip.id
|
|
WHERE u.member_id = ? OR ip.member_id = ?
|
|
", $member_id, $member_id)->current()->total;
|
|
}
|
|
|
|
/**
|
|
* Counts all ip addresses by member and subnet
|
|
*
|
|
* @author Michal Kliment
|
|
* @param integer $member_id
|
|
* @param integer $subnet_id
|
|
* @return integer
|
|
*/
|
|
public function count_all_ip_addresses_by_member_and_subnet($member_id, $subnet_id)
|
|
{
|
|
return $this->db->query("
|
|
SELECT COUNT(DISTINCT ip.id) AS count
|
|
FROM ip_addresses ip
|
|
JOIN ifaces i ON ip.iface_id = i.id
|
|
JOIN devices d ON i.device_id = d.id
|
|
JOIN users u ON d.user_id = u.id
|
|
WHERE u.member_id = ? AND ip.subnet_id = ?
|
|
", array($member_id, $subnet_id))->current()->count;
|
|
}
|
|
|
|
/**
|
|
* Returns all ip addresses of iface (optional: and with its children ifaces)
|
|
*
|
|
* @author Michal Kliment
|
|
* @param integer $iface_id
|
|
* @param type $with_child
|
|
* @return Mysql_Result
|
|
*/
|
|
public function get_all_ip_addresses_of_iface($iface_id, $with_children = FALSE)
|
|
{
|
|
if ($with_children)
|
|
$where = 'OR ip.iface_id IN (SELECT iface_id FROM ifaces_relationships WHERE parent_iface_id = '.intval($iface_id).')';
|
|
else
|
|
$where = '';
|
|
|
|
return $this->db->query("
|
|
SELECT ip.id, ip.ip_address, s.name AS subnet_name, s.id AS subnet_id
|
|
FROM ip_addresses ip
|
|
LEFT JOIN subnets s ON s.id = ip.subnet_id
|
|
WHERE ip.iface_id = ? $where
|
|
ORDER BY id ASC
|
|
", array($iface_id));
|
|
}
|
|
|
|
/**
|
|
* Deletes all IP addresses by given subnet and member
|
|
*
|
|
* @author Michal Kliment
|
|
* @param integer $subnet_id
|
|
* @param integer $member_id
|
|
*/
|
|
public function delete_ip_addresses_by_subnet_member($subnet_id, $member_id)
|
|
{
|
|
$this->db->query("
|
|
DELETE FROM ip_addresses
|
|
WHERE subnet_id = ? AND member_id IS NOT NULL AND member_id = ?
|
|
", $subnet_id, $member_id);
|
|
}
|
|
|
|
/**
|
|
* Counts all ip addresses without member by given subnet
|
|
*
|
|
* @author Michal Kliment
|
|
* @param integer $subnet_id
|
|
* @return integer
|
|
*/
|
|
public function count_all_ip_addresses_without_member_by_subnet($subnet_id)
|
|
{
|
|
return $this->db->query("
|
|
SELECT COUNT(*) AS total
|
|
FROM ip_addresses ip
|
|
WHERE member_id IS NULL AND subnet_id = ?
|
|
", $subnet_id)->current()->total;
|
|
}
|
|
|
|
/**
|
|
* Deletes IP address
|
|
*
|
|
* @author Michal Kliment
|
|
* @param string $ip_address
|
|
*/
|
|
public function delete_ip_address_with_member($ip_address)
|
|
{
|
|
$this->db->query("
|
|
DELETE FROM ip_addresses
|
|
WHERE ip_address = ? AND member_id IS NOT NULL
|
|
", $ip_address);
|
|
}
|
|
|
|
/**
|
|
* Deletes all IP addresses of subnet with owner
|
|
*
|
|
* @author Michal Kliment <kliment@freenetis.org>
|
|
* @param type $subnet_id
|
|
*/
|
|
public function delete_ip_addresses_of_subnet_with_owner($subnet_id)
|
|
{
|
|
$this->db->query("
|
|
DELETE FROM ip_addresses
|
|
WHERE subnet_id = ? AND member_id IS NOT NULL
|
|
", $subnet_id);
|
|
}
|
|
|
|
/**
|
|
* Returns ip addresses of members with set-up qos ceil or rate
|
|
*
|
|
* @author Michal Kliment
|
|
* @return MySQL Result
|
|
*/
|
|
public function get_ip_addresses_qos_ceil_rate()
|
|
{
|
|
return $this->db->query("
|
|
SELECT m.id AS member_id, ip_address
|
|
FROM
|
|
(
|
|
SELECT ip.ip_address, IFNULL(u.member_id, ip.member_id) AS member_id
|
|
FROM ip_addresses ip
|
|
LEFT JOIN ifaces i ON ip.iface_id = i.id
|
|
LEFT JOIN devices d ON i.device_id = d.id
|
|
LEFT JOIN users u ON d.user_id = u.id
|
|
) ip
|
|
JOIN members m ON ip.member_id = m.id AND m.speed_class_id IS NOT NULL
|
|
ORDER BY m.id
|
|
");
|
|
}
|
|
|
|
/**
|
|
* Gets list of IP addresses ordered by IP address grouped by subnet
|
|
*
|
|
* @author Ondřej Fibich
|
|
* @return array
|
|
*/
|
|
public function select_list_grouped()
|
|
{
|
|
$ips = $this->db->query("
|
|
SELECT ip.id, ip.ip_address AS name,
|
|
CONCAT(s.network_address, '/',
|
|
32-log2((~inet_aton(s.netmask) & 0xffffffff) + 1),
|
|
': ', s.name) AS subnet_name
|
|
FROM ip_addresses ip
|
|
JOIN subnets s ON s.id = ip.subnet_id
|
|
ORDER BY INET_ATON(ip_address)
|
|
");
|
|
|
|
$arr_ip = array();
|
|
|
|
foreach ($ips as $ip)
|
|
{
|
|
$arr_ip[$ip->subnet_name][$ip->id] = $ip->name;
|
|
}
|
|
|
|
return $arr_ip;
|
|
}
|
|
|
|
/**
|
|
* Returns first IP address of subnet
|
|
*
|
|
* @author Michal Kliment <kliment@freenetis.org>
|
|
* @param type $subnet_id
|
|
* @return type
|
|
*/
|
|
public function get_first_ip_address_of_subnet($subnet_id, $without_owner = FALSE)
|
|
{
|
|
// not return IP addresses with owner
|
|
$WHERE = ($without_owner) ? "AND member_id IS NULL" : "";
|
|
|
|
$result = $this->db->query("
|
|
SELECT ip.*
|
|
FROM ip_addresses ip
|
|
WHERE subnet_id = ? $WHERE
|
|
ORDER BY INET_ATON(ip_address)
|
|
", array($subnet_id));
|
|
|
|
return ($result && $result->current()) ? $result->current() : FALSE;
|
|
}
|
|
|
|
/**
|
|
* Returns last IP address of subnet
|
|
*
|
|
* @author Michal Kliment <kliment@freenetis.org>
|
|
* @param type $subnet_id
|
|
* @return type
|
|
*/
|
|
public function get_last_ip_address_of_subnet($subnet_id, $without_owner = FALSE)
|
|
{
|
|
// not return IP addresses with owner
|
|
$WHERE = ($without_owner) ? "AND member_id IS NULL" : "";
|
|
|
|
$result = $this->db->query("
|
|
SELECT ip.*
|
|
FROM ip_addresses ip
|
|
WHERE subnet_id = ? $WHERE
|
|
ORDER BY INET_ATON(ip_address) DESC
|
|
", array($subnet_id));
|
|
|
|
return ($result && $result->current()) ? $result->current() : FALSE;
|
|
}
|
|
|
|
/**
|
|
* Returns all free IP addresses similar to given IP address
|
|
*
|
|
* @author Michal Kliment
|
|
* @param type $ip_address_like
|
|
* @return type
|
|
*/
|
|
public function get_free_ip_addresses($ip_address_like)
|
|
{
|
|
$arr_ip_addresses = array();
|
|
|
|
$subnet_model = new Subnet_Model();
|
|
|
|
// split IP address
|
|
$ips = explode('.', $ip_address_like);
|
|
|
|
// returns only if last number of IP address is missing
|
|
if (count($ips) < 4)
|
|
return array();
|
|
|
|
// take only first 3 numbers
|
|
$ips = array_slice($ips, 0, 3);
|
|
|
|
// join back to IP address
|
|
$network_address = implode('.', $ips);
|
|
|
|
$subnets = $subnet_model
|
|
->like('network_address', $network_address)
|
|
->find_all();
|
|
|
|
$ip_queries = array();
|
|
|
|
foreach ($subnets as $subnet)
|
|
{
|
|
$network = ip2long($subnet->network_address);
|
|
$total_available = (~ip2long($subnet->netmask) & 0xffffffff)-1;
|
|
|
|
if ($total_available > 1)
|
|
{
|
|
for ($i = 1; $i <= $total_available; $i++)
|
|
$ip_queries[] = "SELECT '".long2ip($network+$i)."' AS ip_address";
|
|
}
|
|
// for special 1-host subnet (mask /32) add only 1 IP address with network address (#507)
|
|
else
|
|
{
|
|
$ip_queries[] = "SELECT '".long2ip($network)."' AS ip_address";
|
|
}
|
|
}
|
|
|
|
if (!count($ip_queries))
|
|
return array();
|
|
|
|
$ip_query = implode("\nUNION\n", $ip_queries);
|
|
|
|
$ips = $this->db->query("
|
|
SELECT ip_address
|
|
FROM
|
|
(
|
|
$ip_query
|
|
) AS ip
|
|
WHERE ip_address NOT IN
|
|
(
|
|
SELECT ip_address
|
|
FROM ip_addresses
|
|
)
|
|
AND ip_address LIKE '%$ip_address_like%'
|
|
", $this->id);
|
|
|
|
foreach ($ips as $ip)
|
|
$arr_ip_addresses[] = $ip->ip_address;
|
|
|
|
return $arr_ip_addresses;
|
|
}
|
|
|
|
}
|