Create hiddentool.php

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Namhyeon Go 2021-05-24 22:18:48 +09:00 committed by GitHub
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<?php
/**
* @file hiddentool.php
* @created_on 2021-05-24
* @updated_on 2021-05-24
* @author Go Namhyeon <gnh1201@gmail.com>
* @brief Tools for Hidden Services (e.g. Tor, I2P, etc...)
*/
if (!is_fn("detect_hidden_service")) {
function detect_hidden_service() {
$score = 0;
$suffixes = array(".onion", ".i2p");
$forwarded_host = get_header_value("X-Forwarded-Host");
if (!empty($forwarded_host)) {
if (in_array(end(explode('.', $forwarded_host)), $suffixes)) {
$score += 1;
}
}
return $score;
};
}