freenetis-github/application/models/local_subnet.php @ 53cf4ce8
| 8baed187 | Michal Kliment | <?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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* Local subnet contains subnets belongs to default country
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*
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* @author Michal Kliment
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* @package Model
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*
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* @property integer $id
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* @property string $network_address
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* @property string $netmask
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*/
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class Local_subnet_Model extends ORM
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{
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/**
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* Returns all local subnets in CIDR format
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*
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* @author Michal Kliment
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* @return type
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*/
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public function get_all_local_subnets()
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{
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return $this->db->query("
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SELECT id, CONCAT(
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network_address, '/',
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ROUND(32-log2((~inet_aton(netmask) & 0xffffffff) + 1))
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) AS address
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FROM local_subnets
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ORDER BY INET_ATON(network_address)
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");
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}
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/**
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* Adds subnets
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*
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* @author Michal Kliment
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* @param string $subnets
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* @return boolean
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*/
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public function add_subnets($subnets = array())
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{
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// it has to be array
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if (!count($subnets))
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return false;
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// converts inner array to string
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foreach ($subnets as $i => $subnet)
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{
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$subnets[$i] = "(".$this->db->escape ($subnet['network_address'])
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.", ".$this->db->escape($subnet['netmask']).")";
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}
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return $this->db->query("
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INSERT INTO local_subnets (network_address, netmask)
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VALUES ".implode(", ",$subnets)
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);
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}
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/**
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* Delets all local subnets
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*
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* @author Michal Kliment
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*/
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public function delete_subnets()
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{
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$this->db->query("TRUNCATE local_subnets");
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}
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}
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