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// | |
// Regular Expression for URL validation | |
// | |
// Author: Diego Perini | |
// Updated: 2010/12/05 | |
// License: MIT | |
// | |
// Copyright (c) 2010-2013 Diego Perini (http://www.iport.it) | |
// | |
// Permission is hereby granted, free of charge, to any person |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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// | |
// Regular Expression for URL validation | |
// | |
// Author: Diego Perini | |
// Updated: 2010/12/05 | |
// License: MIT | |
// | |
// Copyright (c) 2010-2013 Diego Perini (http://www.iport.it) | |
// | |
// Permission is hereby granted, free of charge, to any person |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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<?php | |
function get_ip_address() { | |
$ip_keys = array('HTTP_CLIENT_IP', 'HTTP_X_FORWARDED_FOR', 'HTTP_X_FORWARDED', 'HTTP_X_CLUSTER_CLIENT_IP', 'HTTP_FORWARDED_FOR', 'HTTP_FORWARDED', 'REMOTE_ADDR'); | |
foreach ($ip_keys as $key) { | |
if (array_key_exists($key, $_SERVER) === true) { | |
foreach (explode(',', $_SERVER[$key]) as $ip) { | |
// trim for safety measures | |
$ip = trim($ip); | |
// attempt to validate IP | |
if (validate_ip($ip)) { |
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<?php | |
/** | |
* Case-insensitive in_array() wrapper. | |
* | |
* @param mixed $needle Value to seek. | |
* @param array $haystack Array to seek in. | |
* | |
* @return bool | |
*/ |