29 lines
720 B
PHP
29 lines
720 B
PHP
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<?php
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/**
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* @author markus
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* $Id: GetEnv.php 6 2009-11-18 14:52:50Z markus $
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*/
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class GetEnv {
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/**
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* Get an environment variable with all the REDIRECT_ prefixes stripped off
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*/
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public static function getEnvVar($var)
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{
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// Find out how deep the redirect goes
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reset($_SERVER);
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$key = key($_SERVER);
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$redirectLevel = substr_count($key, 'REDIRECT_');
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$result = '';
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$prefix = '';
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for ($i = 0; $i < $redirectLevel + 1; $i++) {
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if (isset($_SERVER[$prefix . $var])) {
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$result = $_SERVER[$prefix . $var];
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}
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$prefix .= 'REDIRECT_';
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}
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return $result;
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}
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}
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?>
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