yebekhe / TelegramV2rayCollector

modules/hysteria2.php

<?php


function parseHy2 ($config_str) {

    $parsedUrl = parse_url($config_str);


    // Extract the parameters from the query string

    $params = [];

    if (isset($parsedUrl["query"])) {

        parse_str($parsedUrl["query"], $params);

    }


    // Construct the output object

    $output = [

        "protocol" => "hy2",

        "username" => isset($parsedUrl["user"]) ? $parsedUrl["user"] : "",

        "hostname" => isset($parsedUrl["host"]) ? $parsedUrl["host"] : "",

        "port" => isset($parsedUrl["port"]) ? $parsedUrl["port"] : "",

        "params" => $params,

        "hash" => isset($parsedUrl["fragment"]) ? $parsedUrl["fragment"] : "",

    ];


    return $output;


}


function buildHy2($obj)

{

    $url = "hy2://";

    $url .= addUsernameAndPassword($obj);

    $url .= $obj["hostname"];

    $url .= addPort($obj);

    $url .= addParams($obj);

    $url .= addHash($obj);

    return $url;

}


function remove_duplicate_hy2($input)

{

    $array = explode("\n", $input);


    foreach ($array as $item) {

        $parts = parseHy2($item);

        $part_hash = $parts["hash"];

        unset($parts["hash"]);

        ksort($parts["params"]);

        $part_serialize = base64_encode(serialize($parts));

        $result[$part_serialize][] = $part_hash ?? "";

    }


    $finalResult = [];

    foreach ($result as $url => $parts) {

The variable $result seems to be defined by a foreach iteration on line 41. Are you sure the iterator is never empty, otherwise this variable is not defined?

        $partAfterHash = $parts[0] ?? "";

        $part_serialize = unserialize(base64_decode($url));

        $part_serialize["hash"] = $partAfterHash;

        $finalResult[] = buildHy2($part_serialize);

    }


    $output = "";

    foreach ($finalResult as $config) {

        $output .= $output == "" ? $config : "\n" . $config;

    }

    return $output;

}