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freenetis-github/application/models/iface.php @ b8a40ec0

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<?php defined('SYSPATH') or die('No direct script access.');
/*
* This file is part of open source system FreenetIS
* and it is release under GPLv3 licence.
*
* More info about licence can be found:
* http://www.gnu.org/licenses/gpl-3.0.html
*
* More info about project can be found:
* http://www.freenetis.org/
*
*/

/**
* An interface may be assigned to several IP addresses (commonly just one),
* and belongs to a device. Two interfaces may be connected using a segment.
*
* Interface is specified by a type:
*
* - wireless (wifi device in mode of AP/client and with specifications: antena, ..)
* - ethernet
* - port (link layer - without MAC)
* - bridge
* - VLAN
* - internal (special type of interface for configuration of switches)
*
* @package Model
*
* @property integer $id
* @property integer $type
* @property integer $device_id
* @property integer $link_id
* @property string $mac
* @property string $name
* @property integer $number
* @property string $comment
* @property integer $wireless_mode
* @property integer $wireless_antenna
* @property integer $port_mode
* @property Link_Model $link
* @property Device_Model $device
* @property ORM_Iterator $ifaces_vlans
* @property ORM_Iterator $ip_addresses
* @property ORM_Iterator $parents
* @property ORM_Iterator $childrens
*/
class Iface_Model extends ORM
{
protected $belongs_to = array('link', 'device');
protected $has_many = array
(
'ifaces_vlans', 'ip_addresses',
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'ifaces_relationships',
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);
/** Wireless type of iface */
const TYPE_WIRELESS = 1;
/** Ethernet type of iface */
const TYPE_ETHERNET = 2;
/** Interface is port (link layer - without MAC) */
const TYPE_PORT = 3;
/** Bridge interface */
const TYPE_BRIDGE = 4;
/** Virtual interface */
const TYPE_VLAN = 5;
/** Special type of interface for configuration of switches */
const TYPE_INTERNAL = 6;
/** Virtual AP over a wireless iface */
const TYPE_VIRTUAL_AP = 7;
/** AP mode of wireless iface */
const WIRELESS_MODE_AP = 1;
/** Client mode of wireless iface */
const WIRELESS_MODE_CLIENT = 2;
/** Directional type of antenna */
const WIRELESS_ANTENNA_DIRECTIONAL = 1;
/** Omnidirectional type of antenna */
const WIRELESS_ANTENNA_OMNIDIRECTIONAL = 2;
/** Sectional type of antenna */
const WIRELESS_ANTENNA_SECTIONAL = 3;
/** Const for mode access */
const PORT_MODE_ACCESS = 1;
/** Const for mode trunk */
const PORT_MODE_TRUNK = 2;
/** Const for mode hybrid */
const PORT_MODE_HYBRID = 3;
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/** Const for type tagged */
const PORT_VLAN_TAGGED = 1;
/** Const for type untagged */
const PORT_VLAN_UNTAGGED = 2;
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/**
* Name of iface types
*
* @var array
*/
private static $types = array
(
self::TYPE_WIRELESS => 'Wireless',
self::TYPE_ETHERNET => 'Ethernet',
self::TYPE_PORT => 'Port',
self::TYPE_BRIDGE => 'Bridge',
self::TYPE_VLAN => 'VLAN',
self::TYPE_INTERNAL => 'Internal',
self::TYPE_VIRTUAL_AP => 'Virtual AP'
);
/**
* Shortcuts of iface types
*
* @var array
*/
private static $default_names = array
(
self::TYPE_WIRELESS => 'wlan',
self::TYPE_ETHERNET => 'eth',
self::TYPE_PORT => 'port',
self::TYPE_BRIDGE => 'bridge',
self::TYPE_VLAN => 'vlan',
self::TYPE_INTERNAL => 'internal',
self::TYPE_VIRTUAL_AP => 'virtual ap'
);
/**
* Models of wirelless iface
*
* @var array
*/
private static $wireless_modes = array
(
self::WIRELESS_MODE_AP => 'AP',
self::WIRELESS_MODE_CLIENT => 'client'
);
/**
* Antenas types array
*
* @var array
*/
private static $wireless_antennas = array
(
self::WIRELESS_ANTENNA_DIRECTIONAL => 'Directional',
self::WIRELESS_ANTENNA_OMNIDIRECTIONAL => 'Omnidirectional',
self::WIRELESS_ANTENNA_SECTIONAL => 'Sectional'
);
/**
* Human format for port modes
*
* @var array
*/
private static $port_modes = array
(
self::PORT_MODE_ACCESS => 'Access',
self::PORT_MODE_TRUNK => 'Trunk',
self::PORT_MODE_HYBRID => 'Hybrid'
);
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/**
* Human format for port VLAN types
*
* @var array
*/
private static $port_vlan_types = array
(
self::PORT_VLAN_TAGGED => 'Tagged',
self::PORT_VLAN_UNTAGGED => 'Untagged'
);
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/**
* Boolean value if iface type can have link
*
* @var array
*/
private static $type_has_link = array
(
self::TYPE_WIRELESS => TRUE,
self::TYPE_ETHERNET => TRUE,
self::TYPE_PORT => TRUE,
self::TYPE_BRIDGE => FALSE,
self::TYPE_VLAN => FALSE,
self::TYPE_INTERNAL => FALSE,
self::TYPE_VIRTUAL_AP => TRUE
);
/**
* Link with given mediums which may conect interface with type given as key.
*
* @author Ondřej Fibich
* @var array
*/
private static $type_has_link_with_medium = array
(
self::TYPE_WIRELESS => array
(
Link_Model::MEDIUM_ROAMING, Link_Model::MEDIUM_AIR
),
self::TYPE_ETHERNET => array
(
Link_Model::MEDIUM_ROAMING, Link_Model::MEDIUM_CABLE
),
self::TYPE_PORT => array
(
Link_Model::MEDIUM_ROAMING, Link_Model::MEDIUM_CABLE,
Link_Model::MEDIUM_MULTI_FIBER, Link_Model::MEDIUM_SINGLE_FIBER
),
self::TYPE_BRIDGE => array(),
self::TYPE_VLAN => array(),
self::TYPE_INTERNAL => array(),
self::TYPE_VIRTUAL_AP => array
(
Link_Model::MEDIUM_ROAMING, Link_Model::MEDIUM_AIR
),
);
/**
* Boolean value if iface type can have mac address
*
* @var array
*/
private static $type_has_mac_address = array
(
self::TYPE_WIRELESS => TRUE,
self::TYPE_ETHERNET => TRUE,
self::TYPE_PORT => FALSE,
self::TYPE_BRIDGE => TRUE,
self::TYPE_VLAN => FALSE,
self::TYPE_INTERNAL => TRUE,
self::TYPE_VIRTUAL_AP => TRUE
);
/**
* Boolean value if iface type can have IP address
*
* @var array
*/
private static $type_has_ip_address = array
(
self::TYPE_WIRELESS => TRUE,
self::TYPE_ETHERNET => TRUE,
self::TYPE_PORT => FALSE,
self::TYPE_BRIDGE => TRUE,
self::TYPE_VLAN => TRUE,
self::TYPE_INTERNAL => TRUE,
self::TYPE_VIRTUAL_AP => TRUE
);
/**
* List of interface types that can be connected to interface with type
* given by key
*
* @var array
*/
private static $can_connect_to = array
(
self::TYPE_WIRELESS => array(self::TYPE_WIRELESS),
self::TYPE_ETHERNET => array(self::TYPE_ETHERNET, self::TYPE_PORT),
self::TYPE_PORT => array(self::TYPE_ETHERNET, self::TYPE_PORT),
self::TYPE_BRIDGE => array(),
self::TYPE_VLAN => array(),
self::TYPE_INTERNAL => array(),
self::TYPE_VIRTUAL_AP => array(self::TYPE_WIRELESS)
);
/**
* List of interface types of which can be interface type child
*
* @var array
*/
private static $can_be_child_of = array
(
self::TYPE_VLAN => array
(
self::TYPE_WIRELESS,
self::TYPE_ETHERNET,
self::TYPE_BRIDGE,
self::TYPE_INTERNAL
),
self::TYPE_WIRELESS => array(self::TYPE_BRIDGE),
self::TYPE_ETHERNET => array(self::TYPE_BRIDGE),
self::TYPE_VIRTUAL_AP => array(self::TYPE_WIRELESS)
);
/**
* Tests if type can have link
*
* @author Michal Kliment
* @param type $type
* @return boolean
*/
public static function type_has_link($type)
{
if (isset(self::$type_has_link[$type]))
return self::$type_has_link[$type];
else
return FALSE;
}
/**
* Gets whole array of indicator of available link
*
* @return array
*/
public static function get_types_has_link()
{
return self::$type_has_link;
}
/**
* Gets link mediums types for interface type
*
* @param integer $type Iface type
* @return array Link medium constants
*/
public static function get_type_has_link_with_medium($type)
{
if (isset(self::$type_has_link_with_medium[$type]))
return self::$type_has_link_with_medium[$type];
else
return array();
}
/**
* Gets link mediums for interface type
*
* @param array $type Iface type
* @return array Link medium array with translated names
*/
public static function get_types_has_link_with_medium($type)
{
$mediums = Iface_Model::get_type_has_link_with_medium($type);
$arr_mediums = array();

foreach ($mediums as $medium)
{
$arr_mediums[$medium] = Link_Model::get_medium_type($medium);
}
return $arr_mediums;
}
/**
* Tests if type can have mac address
*
* @author Michal Kliment
* @param integer $type
* @return boolean
*/
public static function type_has_mac_address($type)
{
if (isset(self::$type_has_mac_address[$type]))
return self::$type_has_mac_address[$type];
else
return FALSE;
}
/**
* Tests if type can have IP address
*
* @author Ondrej Fibich
* @param integer $type
* @return boolean
*/
public static function type_has_ip_address($type)
{
if (isset(self::$type_has_ip_address[$type]))
return self::$type_has_ip_address[$type];
else
return FALSE;
}
/**
* Gets whole array of indicator of available MAC
*
* @return array
*/
public static function get_types_has_mac_address()
{
return self::$type_has_mac_address;
}
/**
* Gets array of iface type to which the given type of interface may connect
*
* @param integer $type One of ifaces types
* @return array
*/
public static function get_can_connect_to($type)
{
if (array_key_exists($type, self::$can_connect_to))
{
return self::$can_connect_to[$type];
}
return array();
}
/**
* Gets array of iface type of which the given interface may be child
*
* @param type $type One of ifaces types
* @return type
*/
public static function get_can_be_child_of($type)
{
if (array_key_exists($type, self::$can_be_child_of))
{
return self::$can_be_child_of[$type];
}
return array();
}
/**
* Returns type of current interface
*
* @author Michal Kliment
* @param integer $type
* @return string
*/
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public static function get_type($type)
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{
if (is_numeric($type) && array_key_exists($type, self::$types))
{
return __(self::$types[$type]);
}
return NULL;
}
/**
* Returns all types of interfaces
*
* @author Michal Kliment
* @return array
*/
public static function get_types()
{
return array_map('__', self::$types);
}
/**
* Returns necessary types of interfaces
*
* @see Devices_Controller#add
* @author Ondrej Fibich
* @return array
*/
public static function get_necessary_types()
{
$ntypes = self::$types;
unset($ntypes[self::TYPE_BRIDGE]);
unset($ntypes[self::TYPE_VLAN]);
unset($ntypes[self::TYPE_INTERNAL]);
unset($ntypes[self::TYPE_VIRTUAL_AP]);
return array_map('__', $ntypes);
}
/**
* Returns name or MAC address of device
*
* @author David Raska
* @return string
*/
public function __toString()
{
if (!$this || !$this->id)
{
return '';
}
$name = $this->name;
$mac = $this->mac;
if (!empty($name) && !empty($mac))
{
return $name.' ('.$mac.')';
}
if (empty($name) && empty($name))
{
return strval($this->id);
}
if (empty($name))
{
return $mac;
}
else
{
return $name;
}
return '';
}
/**
* Returns default name of current type of interface
*
* @author Michal Kliment
* @param integer $type
* @return string
*/
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public static function get_default_name($type)
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{
if (!empty($type) && array_key_exists($type, self::$default_names))
{
return self::$default_names[$type];
}
return NULL;
}
/**
* Returns all default names of interfaces
*
* @author Michal Kliment
* @return array
*/
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public static function get_default_names()
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{
return self::$default_names;
}
/**
* Returns mode of current wireless interface
*
* @author Michal Kliment
* @param integer $mode
* @return string
*/
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public static function get_wireless_mode($mode = NULL)
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{
if (array_key_exists($mode, self::$wireless_modes))
{
return __(self::$wireless_modes[$mode]);
}
return NULL;
}
/**
* Returns all modes of wireless interfaces
*
* @author Michal Kliment
* @param integer $mode
* @return string
*/
public static function get_wireless_modes()
{
return array_map('__', self::$wireless_modes);
}
/**
* Returns antenna of current wireless interface
*
* @author Michal Kliment
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* @param integer $antenna
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* @return string
*/
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public static function get_wireless_antenna($antenna)
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{
if (array_key_exists($antenna, self::$wireless_antennas))
{
return __(self::$wireless_antennas[$antenna]);
}
return NULL;
}
/**
* Returns all antennas of wireless interfaces
*
* @author Michal Kliment
* @param integer $mode
* @return string
*/
public static function get_wireless_antennas()
{
return array_map('__', self::$wireless_antennas);
}
/**
* Return human format for given const of mode
*
* @author Michal Kliment
* @param integer $mode
* @return boolean
*/
public static function get_port_mode($mode)
{
if (isset(self::$port_modes[$mode]))
return __(self::$port_modes[$mode]);
else
return FALSE;
}
/**
* Return human format for modes
*
* @author Michal Kliment
* @return array
*/
public static function get_port_modes()
{
return array_map('__', self::$port_modes);
}
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/**
* Return human format for port VLAN types
*
* @author Michal Kliment
* @return array
*/
public static function get_port_vlan_types()
{
return array_map('__', self::$port_vlan_types);
}
/**
* Checks whether the given new MAC of the given iface is unique in all
* subnets that are in relation with the iface over his IP addresses.
*
* This function should not be use during adding of an iface!
*
* @param int $iface_id
* @param string $mac
* @return bool
*/
public function is_mac_unique($iface_id, $mac)
{
$iface = new Iface_Model($iface_id);
if ($iface->id)
{
if ($iface->mac == $mac)
{
return TRUE; // edit with same MAC
}

return $this->db->query("
SELECT COUNT(*) AS count
FROM subnets s
JOIN ip_addresses ip ON ip.subnet_id = s.id
JOIN ifaces i ON ip.iface_id = i.id
WHERE s.id IN (
SELECT s2.id FROM subnets s2
JOIN ip_addresses ip2 ON ip2.subnet_id = s2.id
JOIN ifaces i2 ON i2.id = ip2.iface_id
WHERE i2.id = ?
) AND i.mac = ?
", $iface_id, $mac)->current()->count <= 0;
}
else
{
return TRUE;
}
}
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/**
* Get count of ifaces of device
*
* @param integer $device_id
* @return integer
*/
public function count_ifaces_of_device($device_id)
{
return $this->db->where('device_id', $device_id)->count_records('ifaces');
}
/**
* Function gets all interfaces.
*
* @param $limit_from
* @param $limit_results
* @param $order_by
* @param $order_by_direction
* @return Mysql_Result
*/
public function get_all_ifaces(
$limit_from = 0, $limit_results = 20, $order_by = 'id',
$order_by_direction = 'asc', $filter_sql = '')
{
$where = '';
// order by direction check
if (strtolower($order_by_direction) != 'desc')
{
$order_by_direction = 'asc';
}
// filter
if ($filter_sql != '')
{
$where = "WHERE $filter_sql";
}
// query
return $this->db->query("
SELECT * FROM
(
SELECT i.*, d.name AS device_name, l.name AS link_name,
u.name AS user_name, u.surname AS user_surname,
m.name AS member_name
FROM ifaces i
JOIN devices d ON d.id = i.device_id
LEFT JOIN links l ON l.id = i.link_id
LEFT JOIN users u ON d.user_id = u.id
LEFT JOIN members m ON u.member_id = m.id
) i
$where
ORDER BY " . $this->db->escape_column($order_by) . " $order_by_direction
LIMIT " . intval($limit_from) . ", " . intval($limit_results) . "
");
}
/**
* Function counts all interfaces.
*
* @return integer
*/
public function count_all_ifaces($filter_sql = '')
{
$where = '';
// filter
if ($filter_sql != '')
{
$where = "WHERE $filter_sql";
}
// query
$result = $this->db->query("
SELECT COUNT(*) AS total FROM
(
SELECT i.*, d.name AS device_name, l.name AS link_name,
u.name AS user_name, u.surname AS user_surname,
m.name AS member_name
FROM ifaces i
JOIN devices d ON d.id = i.device_id
LEFT JOIN links l ON l.id = i.link_id
LEFT JOIN users u ON d.user_id = u.id
LEFT JOIN members m ON u.member_id = m.id
) i
$where
");
if ($result && $result->current())
return $result->current()->total;
else
return 0;
}

/**
* Returns all interfaces of device
*
* @author Michal Kliment
* @param int $device_id
* @param mixed $type Array of types or a single type
* @return Mysql_Result
*/
public function get_all_ifaces_of_device($device_id, $type = NULL)
{
$where = '';
if ($type)
{
if (is_array($type) && count($type))
{
$where = 'AND i.type IN(' . implode(',', $type) . ')';
}
else
{
$where = 'AND i.type = ' . intval($type);
}
}
return $this->db->query("
SELECT
i.id, i.id AS iface_id, i.link_id, l.name AS link_name,
i.mac, i.name, i.comment, i.type, i.number, i.port_mode, l.bitrate,
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ci.id AS connected_to_iface_id, ci.name AS connected_to_iface_name,
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cd.id AS connected_to_device_id, cd.name AS connected_to_device_name,
COUNT(DISTINCT cd.id) AS connected_to_devices_count,
GROUP_CONCAT(DISTINCT cd.name SEPARATOR ', \\n') AS connected_to_devices,
l.wireless_norm, l.wireless_frequency, i.wireless_mode,
l.wireless_channel_width, l.wireless_ssid, ir.parent_iface_id,
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pi.name AS parent_name, v.tag_802_1q, l.medium,
v.tag_802_1q AS port_vlan_tag_802_1q, pv.name AS port_vlan
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FROM ifaces i
LEFT JOIN ifaces_relationships ir ON ir.iface_id = i.id
LEFT JOIN ifaces pi ON ir.parent_iface_id = pi.id
LEFT JOIN links l ON i.link_id = l.id
LEFT JOIN ifaces ci ON ci.link_id = l.id AND ci.id <> i.id AND
(
i.type NOT IN(?, ?) OR
(
i.type IN(?, ?) AND
(
i.wireless_mode = ? AND ci.wireless_mode = ?
) OR i.wireless_mode = ?
)
)
LEFT JOIN devices cd ON ci.device_id = cd.id
LEFT JOIN ifaces_vlans iv ON iv.iface_id = i.id
LEFT JOIN vlans v ON iv.vlan_id = v.id
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LEFT JOIN ifaces_vlans piv ON piv.iface_id = i.id
AND piv.port_vlan IS NOT NULL AND piv.port_vlan = 1
LEFT JOIN vlans pv ON piv.vlan_id = pv.id
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WHERE i.device_id = ? $where
GROUP BY i.id
ORDER BY i.number, i.type, i.name
", array
(
self::TYPE_WIRELESS, self::TYPE_VIRTUAL_AP,
self::TYPE_WIRELESS, self::TYPE_VIRTUAL_AP,
self::WIRELESS_MODE_CLIENT,
self::WIRELESS_MODE_AP,
self::WIRELESS_MODE_AP,
$device_id
));
}
/**
* Returns all VLAN ifaces of device
*
* @author Michal Kliment
* @param type $device_id
* @return type
*/
public function get_all_vlan_ifaces_of_device($device_id)
{
return $this->db->query("
SELECT
vi.id, vi.name, i.id AS iface_id, i.name AS iface_name,
v.id AS vlan_id, v.name AS vlan_name, tag_802_1q
FROM ifaces vi
JOIN ifaces_relationships ir ON ir.iface_id = vi.id
JOIN ifaces i ON ir.parent_iface_id = i.id
JOIN ifaces_vlans iv ON iv.iface_id = vi.id
JOIN vlans v ON iv.vlan_id = v.id
WHERE vi.device_id = ? AND vi.type IN(?, ?)
ORDER BY tag_802_1q
", array($device_id, self::TYPE_VLAN, self::TYPE_VIRTUAL_AP));
}
/**
* Returns all wireless interfaces of device
*
* @author Michal Kliment
* @param type $device_id
* @return type
*/
public function get_all_wireless_ifaces_of_device($device_id)
{
return $this->db->query("
SELECT
wi.id, wi.name, wi.mac, wi.link_id, l.name AS link_name,
l.wireless_ssid, wi.wireless_mode, wi.type,
cd.id AS connected_to_device_id, cd.name AS connected_to_device_name,
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ci.id AS connected_to_iface_id, ci.name AS connected_to_iface_name,
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COUNT(*) AS connected_to_devices_count,
GROUP_CONCAT(cd.name SEPARATOR ', \\n') AS connected_to_devices
FROM ifaces wi
LEFT JOIN links l ON wi.link_id = l.id
LEFT JOIN ifaces ci ON ci.link_id = l.id AND ci.id <> wi.id AND
(
(wi.wireless_mode = ? AND ci.wireless_mode = ?) OR
wi.wireless_mode = ?
)
LEFT JOIN devices cd ON ci.device_id = cd.id
WHERE wi.device_id = ? AND wi.type IN(?, ?)
GROUP BY wi.id
", array
(
self::WIRELESS_MODE_CLIENT,
self::WIRELESS_MODE_AP,
self::WIRELESS_MODE_AP,
$device_id,
self::TYPE_WIRELESS,
self::TYPE_VIRTUAL_AP
));
}
/**
* Gets ifaces of parent iface which is given by ID
*
* @param integer $parent_iface_id
* @return Mysql_Result
*/
public function get_virtual_ap_ifaces_of_parent($parent_iface_id = NULL)
{
if ($parent_iface_id === NULL && $this->loaded)
{
$parent_iface_id = $this->id;
}
return $this->db->query("
SELECT i.*
FROM ifaces i
JOIN ifaces_relationships ir ON ir.iface_id = i.id
WHERE ir.parent_iface_id = ? AND i.type = ?
", $parent_iface_id, Iface_Model::TYPE_VIRTUAL_AP);
}
/**
* Gets array of ifaces grouped by device for dropdown
*
* @param integer $device_id Only iface of one device?
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* @param array $restrict_types Array of allowed types
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* @author Ondřej fibich
* @return array
*/
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public function select_list_grouped_by_device($device_id = NULL,
$restrict_types = array())
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{
$where = '';
if (is_numeric($device_id))
{
$where = 'WHERE d.id = ' . intval($device_id);
}
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if (is_array($restrict_types) && count($restrict_types))
{
$where .= empty($where) ? 'WHERE ' : ' AND ';
$where .= ' i.type IN (' . implode(',', $restrict_types) . ')';
}
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$ifaces = $this->db->query("
SELECT i.id, COALESCE(d.name, '') AS device_name,
CONCAT(u.surname, ' ', u.name, ' - ', u.login) AS user_name,
COALESCE(i.name, '') AS name,
COALESCE(i.mac, '') AS mac
FROM ifaces i
LEFT JOIN devices d ON d.id = i.device_id
JOIN users u ON u.id = d.user_id
$where
ORDER BY IF(u.id <> ?, 1, 0), user_name,
IF(ISNULL(d.name) OR LENGTH(d.name) = 0, 1, 0), d.name,
IF(ISNULL(i.name) OR LENGTH(i.name) = 0, 1, 0), i.name
", User_Model::MAIN_USER)->result()->result_array();
$result = array();
foreach ($ifaces as $iface)
{
$name = $iface->name . (!empty($iface->mac) ? ' (' . $iface->mac . ')' : '');
$result[$iface->user_name . ' - ' . $iface->device_name][$iface->id] = $name;
}
return $result;
}
/**
* Counts items by wireless mode and link
*
* @author Michal Kliment
* @param integer $wmode
* @param integer $link_id
* @param integer $iface_id If set this interface is avoided [optional]
* @return boolean
*/
public function count_items_by_mode_and_link($wmode, $link_id, $iface_id = NULL)
{
$where = '';
if ($iface_id)
$where = 'AND i.id <> '.intval($iface_id);
$result = $this->db->query("
SELECT COUNT(*) AS total
FROM ifaces i
WHERE i.wireless_mode = ? AND i.link_id = ? $where
", $wmode, $link_id);
if ($result && $result->current())
{
return (bool) $result->current()->total;
}
return false;
}
/**
* Gets interface connected to interface via link.
* Only first founded is returned
*
* @param Iface_Model $iface
* @return Iface_Model
*/
public function get_iface_connected_to_iface($iface = NULL)
{
if ($iface === NULL)
{
$iface = $this;
}
if ($iface && $iface->id)
{
$can_connect = self::get_can_connect_to($iface->type);
foreach ($iface->link->ifaces as $connected_iface)
{
// only if can connect to this type, is not self and if wlan then
// prserve rules AP -> client, client -> AP
if ($connected_iface->id != $iface->id &&
in_array($connected_iface->type, $can_connect) && (
$iface->type != self::TYPE_WIRELESS ||
$iface->wireless_mode != $connected_iface->wireless_mode
))
{
return $connected_iface;
}
}
}
return NULL;
}
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/**
* Gets all interfaces connected to interface via link.
*
* @param Iface_Model $iface
* @return Iface_Model
*/
public function get_ifaces_connected_to_iface($iface = NULL)
{
if ($iface === NULL)
{
$iface = $this;
}
$ifaces = array();
if ($iface && $iface->id)
{
$can_connect = self::get_can_connect_to($iface->type);
foreach ($iface->link->ifaces as $connected_iface)
{
// only if can connect to this type, is not self and if wlan then
// prserve rules AP -> client, client -> AP
if ($connected_iface->id != $iface->id &&
in_array($connected_iface->type, $can_connect) && (
$iface->type != self::TYPE_WIRELESS ||
$iface->wireless_mode != $connected_iface->wireless_mode
))
{
$ifaces[] = $connected_iface;
}
}
}
return $ifaces;
}
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/**
* Tries to find best suitable interface for connecting of a new device of user.
*
* @author Ondrej Fibich
* @param integer $user_id User identificator
* @param integer $type Type of interface for connection
* @param array $gps location of device - default member AP [optional]
* @param string $filter_sql Filter SQL
* @param integer $wmode Wireless mode of interface which try to connect [optional]
* @return object Suitable iface or null
*/
public function get_iface_for_connecting_to_iface($user_id, $type,
$gps = array(), $filter_sql = '', $wmode = NULL)
{
$can_connect = self::get_can_connect_to($type);
$user = new User_Model($user_id);
$where = '';
if (!empty($filter_sql))
{
$where = 'WHERE ' . $filter_sql;
}
// select oposite mode
if ($wmode == Iface_Model::WIRELESS_MODE_AP)
{
$wmode = Iface_Model::WIRELESS_MODE_CLIENT;
}
else
{
$wmode = Iface_Model::WIRELESS_MODE_AP;
}
if ($user->id && count($can_connect))
{
$usearch = array(User_Model::ASSOCIATION, $user->id);
// find current user interfaces and select oponent by link
$from_current = $this->db->query("
SELECT iface_id, device_id
FROM
(
SELECT i2.id AS iface_id, d2.id AS device_id,
d2.user_id AS user, ip.subnet_id AS subnet, d2.type,
d2.name AS device_name, ap2.street_id AS street,
ap2.town_id AS town, ap2.street_number
FROM devices d
JOIN ifaces i ON i.device_id = d.id
JOIN links l ON i.link_id = l.id
JOIN ifaces i2 ON i2.link_id = l.id AND i2.id <> i.id AND
(
i2.type NOT IN(?, ?) OR
(
i2.type IN(?, ?) AND i2.wireless_mode = ?
)
)
LEFT JOIN ip_addresses ip ON ip.iface_id = i2.id
JOIN devices d2 ON i2.device_id = d2.id
JOIN address_points ap2 ON ap2.id = d2.address_point_id
WHERE i.type = ? AND i2.type IN(" . implode(',', $can_connect) . ") AND
d.user_id = ? AND d2.user_id IN (" . implode(',', $usearch) . ")
) df
$where
ORDER BY user
LIMIT 1
", array
(
self::TYPE_WIRELESS, self::TYPE_VIRTUAL_AP,
self::TYPE_WIRELESS, self::TYPE_VIRTUAL_AP,
$wmode, $type, $user->id
));
if ($from_current->current())
{
return $from_current->current();
}
// get GPS
if (is_array($gps) && count($gps) == 2) // gps from params
{
$gps['x'] = gps::degrees2real($gps['x']);
$gps['y'] = gps::degrees2real($gps['y']);
}
else // gps from member address point
{
$gps_ap = $user->member->address_point->get_gps_coordinates();
$gps['x'] = $gps_ap ? $gps_ap->gpsx : 0;
$gps['y'] = $gps_ap ? $gps_ap->gpsy : 0;
}
// default gps
$order_by = '';
// valid GPS?
if ($gps['x'] > 0 && $gps['y'] > 0)
{
$order_by = "SQRT(POW(" . $gps['x'] . " - X(df.gps), 2) +
POW(" . $gps['y'] . " - Y(df.gps), 2)) ASC,";
}
// find nearest in net (using GPS)
return $this->db->query("
SELECT iface_id, device_id
FROM ((
SELECT iface_id, device_id, priority
FROM
(
SELECT i2.id AS iface_id, d2.id AS device_id, 2 AS priority,
d2.user_id AS user, ip2.subnet_id AS subnet, d2.type,
ap2.gps, d2.name AS device_name, ap2.street_id AS street,
ap2.town_id AS town, ap2.street_number
FROM devices d2
JOIN ifaces i2 ON i2.device_id = d2.id AND
(
i2.type NOT IN(?, ?) OR
(
i2.type IN(?, ?) AND i2.wireless_mode = ?
)
)
LEFT JOIN ip_addresses ip2 ON ip2.iface_id = i2.id
JOIN address_points ap2 ON d2.address_point_id = ap2.id
WHERE i2.type IN(" . implode(',', $can_connect) . ") AND
d2.user_id IN (" . implode(',', $usearch) . ") AND
X(ap2.gps) IS NOT NULL AND Y(ap2.gps) IS NOT NULL
) df
$where
ORDER BY $order_by user DESC
LIMIT 1
) UNION (
SELECT iface_id, device_id, priority
FROM
(
SELECT i2.id AS iface_id, d2.id AS device_id, 2 AS priority,
d2.user_id AS user, ip2.subnet_id AS subnet, d2.type,
ap2.gps, d2.name AS device_name, ap2.street_id AS street,
ap2.town_id AS town, ap2.street_number
FROM devices d2
JOIN ifaces i2 ON i2.device_id = d2.id AND
(
i2.type NOT IN(?, ?) OR
(
i2.type IN(?, ?) AND i2.wireless_mode = ?
)
)
LEFT JOIN ip_addresses ip2 ON ip2.iface_id = i2.id
JOIN address_points ap2 ON d2.address_point_id = ap2.id
WHERE i2.type IN(" . implode(',', $can_connect) . ") AND
X(ap2.gps) IS NOT NULL AND Y(ap2.gps) IS NOT NULL
) df
$where
ORDER BY $order_by user ASC
LIMIT 1
)
) i
ORDER BY i.priority DESC
LIMIT 1
", array
(
self::TYPE_WIRELESS, self::TYPE_VIRTUAL_AP,
self::TYPE_WIRELESS, self::TYPE_VIRTUAL_AP, $wmode,
self::TYPE_WIRELESS, self::TYPE_VIRTUAL_AP,
self::TYPE_WIRELESS, self::TYPE_VIRTUAL_AP, $wmode
))->current();
}
return NULL;
}
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/**
* Checks whether VLAN exists on ports or VLAN ifaces
*
* @author Michal Kliment
* @param type $vlan_id
* @return boolean
*/
public function vlan_exists($vlan_id)
{
foreach ($this->ifaces_vlans as $ifaces_vlan)
{
if ($ifaces_vlan->vlan_id == $vlan_id)
return TRUE;
}
return FALSE;
}
/**
* Returns untagged VLAN of port (if exists)
*
* @author Michal Kliment
* @return null
*/
public function get_untagged_vlan()
{
foreach ($this->ifaces_vlans as $ifaces_vlan)
{
if (!is_null($ifaces_vlan->tagged) && $ifaces_vlan->tagged == 0 &&
!is_null($ifaces_vlan->vlan) && $ifaces_vlan->vlan)
{
return $ifaces_vlan->vlan;
}
}
return NULL;
}
/**
* Checks whether iface is in bridge
*
* @author Michal Kliment
* @return boolean
*/
public function is_in_bridge()
{
foreach ($this->ifaces_relationships as $ifaces_relationship)
{
if ($ifaces_relationship->parent_iface->type == Iface_Model::TYPE_BRIDGE)
return TRUE;
}
return FALSE;
}
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}