易信 php 验证接口

php下的易信验证接口

1. $signature = $_GET['signature'];
2. $timestamp = $_GET['timestamp'];
3. $nonce = $_GET['nonce'];
4. $token="1LYURrl3b89L";//可改，复制到易信token处
6. //组合
7. $signatureArray = array($token, $timestamp, $nonce);
8. //字典排序
9. sort($signatureArray);
10. //sha1加密、验证
11. if( sha1(implode($signatureArray)) == $signature){
12. echo $_GET['echostr'];
13. }

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