This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.
<?php
namespace LaneWeChat\Core\Aes; // 定义命名空间，用于组织代码
class SHA1 // 定义SHA1类
{
// getSHA1方法，用于生成SHA1哈希值
public function getSHA1($token, $timestamp, $nonce, $encrypt_msg)
try {
// 创建一个数组，包含加密消息、Token、时间戳和随机数
$array = array($encrypt_msg, $token, $timestamp, $nonce);
// 对数组元素进行字符串排序
sort($array, SORT_STRING);
// 将数组元素连接成一个字符串
$str = implode($array);
// 生成该字符串的SHA1哈希值并返回
return array(ErrorCode::$OK, sha1($str));
} catch (\Exception $e) {
// 如果发生异常，返回错误码和null值
return array(ErrorCode::$ComputeSignatureError, null);
}
?>
