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<?php |
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/** |
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* Handles IP whitelisting |
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* |
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* PHP version 5.5 |
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* |
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* @category OpCacheGUI |
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* @package Auth |
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* @author Pieter Hordijk <[email protected]> |
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* @copyright Copyright (c) 2014 Pieter Hordijk <https://github.com/PeeHaa> |
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* @license http://www.opensource.org/licenses/mit-license.html MIT License |
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* @version 1.0.0 |
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*/ |
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namespace OpCacheGUI\Auth; |
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/** |
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* Handles IP whitelisting |
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* |
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* @category OpCacheGUI |
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* @package Auth |
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* @author Pieter Hordijk <[email protected]> |
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*/ |
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class Ip implements Whitelist |
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{ |
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/** |
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* @var \OpCacheGUI\Network\Ip\Converter[] List of address to range converters |
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*/ |
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private $converters = []; |
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/** |
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* @var array List of whitelist ranges |
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*/ |
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private $whitelists = []; |
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/** |
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* Creates instance |
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* |
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* @param \OpCacheGUI\Network\Ip\Converter[] $converters List of address to range converters |
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*/ |
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public function __construct(array $converters) |
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{ |
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$this->converters = $converters; |
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} |
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/** |
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* Builds the whitelist |
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* |
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* @param array $addresses List of addresses which form the whitelist |
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*/ |
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public function buildWhitelist(array $addresses) |
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{ |
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foreach ($addresses as $address) { |
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$this->addWhitelist($address); |
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} |
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} |
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/** |
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* Adds a range to the whitelist |
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* |
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* @param string $address The address(range) to add to the whitelist |
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*/ |
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private function addWhitelist($address) |
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{ |
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foreach ($this->converters as $converter) { |
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if (!$converter->isValid($address)) { |
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continue; |
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} |
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$this->whitelists[] = $converter->convert($address); |
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} |
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} |
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/** |
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* Checks whether the ip is allowed access |
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* |
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* @param string $ip The IP address to check |
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* |
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* @return boolean True when the IP is allowed access |
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*/ |
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public function isAllowed($ip) |
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{ |
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$ip = (float) sprintf('%u', ip2long($ip)); |
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foreach ($this->whitelists as $whitelist) { |
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if ($ip >= $whitelist[0] && $ip <= $whitelist[1]) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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PeeHaa /
OpCacheGUI
