xyzshop/helper/room/author.php

<?php
/**
 * Created by PhpStorm.
 * User: stanley-king
 * Date: 2018/7/5
 * Time: 下午4:41
 */


namespace room;

class author
{
    static public function sign_web($roomid,$userid)
    {
        $data = ['room' => $roomid,'user' => $userid,'acctype' => proto_type::acc_web_type];
        $plaintext = json_encode($data);

        $cipher="AES-128-CBC";
        $ivlen = openssl_cipher_iv_length($cipher);
        $iv = self::zero_iv($ivlen);
        return openssl_encrypt($plaintext, $cipher, self::passwd(), 0, $iv);
    }

    static public function sign_native($userid)
    {
        $data = ['user' => $userid,'room' => 0,'acctype' => proto_type::acc_native_type];
        $plaintext = json_encode($data);

        $cipher="AES-128-CBC";
        $ivlen = openssl_cipher_iv_length($cipher);
        $iv = self::zero_iv($ivlen);
        return openssl_encrypt($plaintext, $cipher, self::passwd(), 0, $iv);
    }

    static public function sign_all($userid)
    {
        $data = ['user' => $userid,'room' => 0,'acctype' => proto_type::acc_all_type];
        $plaintext = json_encode($data);

        $cipher="AES-128-CBC";
        $ivlen = openssl_cipher_iv_length($cipher);
        $iv = self::zero_iv($ivlen);
        return openssl_encrypt($plaintext, $cipher, self::passwd(), 0, $iv);
    }

    public function verify()
    {

    }

    static private function zero_iv($ivlen)
    {
        $iv = '';
        for ($i = 0; $i < $ivlen; ++$i) {
            $iv .= chr(0);
        }
        return $iv;
    }

    static private function passwd()
    {
        global $config;
        $pass = $config['room_password'];
        return $pass;
    }
}