37 lines
1000 B
PHP
37 lines
1000 B
PHP
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<?php
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namespace app\api\wxapi\pay;
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use app\api\wxapi\pay\WxPayDataBase;
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/**
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*
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* 只使用md5算法进行签名， 不管配置的是什么签名方式，都只支持md5签名方式
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*
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**/
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class WxPayDataBaseSignMd5 extends WxPayDataBase
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{
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/**
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* 生成签名 - 重写该方法
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* @param WxPayConfigInterface $config 配置对象
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* @param bool $needSignType 是否需要补signtype
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* @return 签名，本函数不覆盖sign成员变量，如要设置签名需要调用SetSign方法赋值
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*/
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public function MakeSign($config, $needSignType = false)
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{
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if($needSignType) {
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$this->SetSignType($config->GetSignType());
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}
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//签名步骤一：按字典序排序参数
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ksort($this->values);
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$string = $this->ToUrlParams();
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//签名步骤二：在string后加入KEY
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$string = $string . "&key=".$config->GetKey();
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//签名步骤三：MD5加密
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$string = md5($string);
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//签名步骤四：所有字符转为大写
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$result = strtoupper($string);
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return $result;
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}
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}
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