111 lines
2.5 KiB
PHP
111 lines
2.5 KiB
PHP
<?php
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/**
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* @brief Domain Name Lookup
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* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
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* @copyright (c) Invision Power Services, Inc.
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* @license https://www.invisioncommunity.com/legal/standards/
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* @package Invision Community
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* @subpackage Nexus
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* @since 11 Oct 2016
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*/
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namespace IPS\nexus;
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/* To prevent PHP errors (extending class does not exist) revealing path */
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if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
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{
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header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
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exit;
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}
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/**
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* Domain Name Lookup
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*/
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class _DomainLookup
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{
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const DOMAIN_TYPE_DOMAIN = 1;
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const DOMAIN_TYPE_SUBDOMAIN = 2;
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/**
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* Domain Name
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*/
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public $domain;
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/**
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* Domain Name Type
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*/
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public $type;
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/**
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* TLD
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*/
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public $tld;
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/**
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* SLD
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*/
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public $sld;
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/**
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* WHOIS
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*/
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public $whois = array();
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/**
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* Constructor
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*
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* @param string $domain The domain name
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* @param bool $performWhoisLookup if TRUE, a WHOIS lookup will be attempted
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* @throws \InvalidArgumentException
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*/
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public function __construct( $domain, $performWhoisLookup=TRUE )
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{
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$this->domain = $domain;
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$domainData = $this->_findDomainData( NULL, $domain, json_decode( file_get_contents( \IPS\ROOT_PATH . '/applications/nexus/data/domains.json' ), TRUE ) );
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if ( $domainData === NULL )
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{
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throw new \InvalidArgumentException;
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}
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$this->tld = $domainData['name'];
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$this->sld = mb_substr( $domain, 0, - mb_strlen( $this->tld ) - 1 );
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$this->type = ( mb_substr_count( $this->sld, '.' ) > 0 ) ? static::DOMAIN_TYPE_SUBDOMAIN : static::DOMAIN_TYPE_DOMAIN;
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foreach ( $domainData['whoisServers'] as $whoisServer )
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{
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if ( $resource = @fsockopen( $whoisServer, 43 ) )
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{
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\fwrite( $resource, $domain . "\r\n" );
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$response = '';
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while( !feof( $resource ) )
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{
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$response .= \fgets( $resource, 8192 );
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}
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fclose( $resource );
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$this->whois[] = $response;
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}
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}
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}
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/**
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* Find the data for the deepest domain level
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*
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* @param array|null $currentVal The value to return if no deeper value exists
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* @param array $domain Domain being examined
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* @return array|null
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*/
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protected function _findDomainData( $currentVal, $domain, $jsonData )
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{
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foreach ( $jsonData['domains'] as $data )
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{
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if ( mb_substr( $domain, - ( mb_strlen( $data['name'] ) + 1 ) ) === ".{$data['name']}" )
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{
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return $this->_findDomainData( $data, $domain, $data );
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}
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}
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return $currentVal;
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}
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} |