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Update index.php

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Namhyeon Go 2025-01-02 21:55:16 +09:00 committed by GitHub
parent be5496aa16
commit 0bfc39a5e9
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1 changed files with 27 additions and 4 deletions
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assets/php/index.php
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@ -18,6 +18,8 @@ define("ALLOW_LOAD_INSECURE_SCRIPT", true);
define("DEFAULT_USER_AGENT", 'php-httpproxy/' . PHP_HTTPPROXY_VERSION . ' (Server; PHP ' . phpversion() . '; Caterpillar Proxy)');
define("RELAY_ALLOW_METHODS", ""); // e.g., GET,POST
define("RELAY_PROXY_PASS", ""); // e.g., https://example.org
define("RELAY_IMAGE_FILE_EXTENSIONS", ".png,.gif,.jpg");
define("RELAY_STATIC_FILE_EXTENSIONS", ".js,.css");
error_reporting(E_ALL);
ini_set("display_errors", 0);
@ -632,17 +634,38 @@ foreach($user_agents as $key) {
$is_httpproxy = (strpos(implode("", $user_agents), "php-httpproxy/") === 0);
if (!$is_httpproxy) {
$relay_allow_methods = explode(',', strtoupper(RELAY_ALLOW_METHODS));
$relay_image_file_extensions = explode(',', strtolower(RELAY_IMAGE_FILE_EXTENSIONS));
$relay_static_file_extensions = explode(',', strtolower(RELAY_STATIC_FILE_EXTENSIONS));
if (in_array($_SERVER['REQUEST_METHOD'], $relay_allow_methods)) {
$url = RELAY_PROXY_PASS . $_SERVER['REQUEST_URI'];
$proxy_url = RELAY_PROXY_PASS . $_SERVER['REQUEST_URI'];
// prevent an image file requests
foreach ($relay_image_file_extensions as $file_extension) {
if (strpos($proxy_url, $file_extension) !== false) {
exit("data:image/gif;base64,R0lGODlhAQABAAAAACwAAAAAAQABAAA=");
}
}
// prevent an static file requests
foreach ($relay_static_file_extensions as $file_extension) {
if (strpos($proxy_url, $file_extension) !== false) {
exit("");
}
}
$result = relay_fetch_url(array(
"url" => $url
"url" => $proxy_url
));
if ($result['success']) {
exit($result['result']['data']);
$response = str_replace(RELAY_PROXY_PASS, sprintf("%s://%s", $_SERVER['REQUEST_SCHEME'], $_SERVER['HTTP_HOST']), $result['result']['data']);
exit($response);
} else {
exit($url . " is down.");
http_response_code(500);
exit($proxy_url . " is down.");
}
} else {
http_response_code(500);
exit("Not allowed method");
}
} else {