96 lines
2.5 KiB
PHP
96 lines
2.5 KiB
PHP
<?php
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/**
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* Project Honey Pot Class
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*
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* @author Josh Sherman
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* @link http://github.com/joshtronic/php-projecthoneypot
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* @link http://www.projecthoneypot.org/httpbl_configure.php
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*/
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class ProjectHoneyPot
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{
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/**
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* API Key
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*
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* @access private
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* @var string
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*/
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private $api_key = '';
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/**
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* Constructor
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*
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* @param string $api_key PHP API Key (12 characters)
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*/
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public function __construct($api_key)
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{
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if (preg_match('/^[a-z]{12}$/', $api_key))
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{
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$this->api_key = $api_key;
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}
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else
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{
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throw new Exception('Y U No Supply Valid API Key?!');
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}
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}
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/**
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* Query API
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*
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* @param string $ip_address IPv4 address to check
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* @return array results from query
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*/
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public function query($ip_address)
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{
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// Validate the IP format
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if (filter_var($ip_address, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4 | FILTER_FLAG_NO_PRIV_RANGE))
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{
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// Flip tha script
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$octets = explode('.', $ip_address);
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krsort($octets);
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$reversed_ip = implode('.', $octets);
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// Perform the query
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$results = dns_get_record($this->api_key . '.' . $reversed_ip . '.dnsbl.httpbl.org', DNS_A);
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// Process the results
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if (isset($results[0]['ip']))
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{
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$results = explode('.', $results[0]['ip']);
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if ($results[0] == 127)
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{
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$results = array(
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'last_activity' => $results[1],
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'threat_score' => $results[2],
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'categories' => $results[3],
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);
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// Creates an array of categories
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switch ($results['categories'])
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{
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case 0: $results['categories'] = array('Search Engine'); break;
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case 1: $results['categories'] = array('Suspicious'); break;
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case 2: $results['categories'] = array('Harvester'); break;
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case 3: $results['categories'] = array('Suspicious', 'Harvester'); break;
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case 4: $results['categories'] = array('Comment Spammer'); break;
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case 5: $results['categories'] = array('Suspicious', 'Comment Spammer'); break;
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case 6: $results['categories'] = array('Harvester', 'Comment Spammer'); break;
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case 7: $results['categories'] = array('Suspicious', 'Harvester', 'Comment Spammer'); break;
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default: $results['categories'] = array('Reserved for Future Use'); break;
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}
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return $results;
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}
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}
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else
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{
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return array('error' => 'Invalid Response');
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}
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}
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return array('error' => 'Invalid IP Address');
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}
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}
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?>
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