<?php |
namespace app\index\common; |
use Config; |
/** |
* 支付的工具类 |
*/ |
class Alipay |
{ |
public function generateSign( $params , $signType = "RSA" ) { |
return $this ->sign( $this ->getSignContent( $params ), $signType ); |
} |
protected function sign( $data , $signType = "RSA" ) { |
$priKey =Config::get( 'alipay.merchant_private_key' ); |
$res = "-----BEGIN RSA PRIVATE KEY-----\n" . |
wordwrap( $priKey , 64, "\n" , true) . |
"\n-----END RSA PRIVATE KEY-----" ; |
( $res ) or die ( '您使用的私钥格式错误,请检查RSA私钥配置' ); |
if ( "RSA2" == $signType ) { |
openssl_sign( $data , $sign , $res , version_compare(PHP_VERSION, '5.4.0' , '<' ) ? SHA256 : OPENSSL_ALGO_SHA256); //OPENSSL_ALGO_SHA256是php5.4.8以上版本才支持 |
} else { |
openssl_sign( $data , $sign , $res ); |
} |
$sign = base64_encode ( $sign ); |
return $sign ; |
} |
/** |
* 校验$value是否非空 |
* if not set ,return true; |
* if is null , return true; |
**/ |
protected function checkEmpty( $value ) { |
if (!isset( $value )) |
return true; |
if ( $value === null) |
return true; |
if (trim( $value ) === "" ) |
return true; |
return false; |
} |
public function getSignContent( $params ) { |
ksort( $params ); |
$stringToBeSigned = "" ; |
$i = 0; |
foreach ( $params as $k => $v ) { |
if (false === $this ->checkEmpty( $v ) && "@" != substr ( $v , 0, 1)) { |
// 转换成目标字符集 |
$v = $this ->characet( $v , Config::get( 'alipay.charset' )); |
if ( $i == 0) { |
$stringToBeSigned .= "$k" . "=" . "$v" ; |
} else { |
$stringToBeSigned .= "&" . "$k" . "=" . "$v" ; |
} |
$i ++; |
} |
} |
unset ( $k , $v ); |
return $stringToBeSigned ; |
} |
/** |
* 转换字符集编码 |
* @param $data |
* @param $targetCharset |
* @return string |
*/ |
function characet( $data , $targetCharset ) { |
if (! empty ( $data )) { |
$fileType = Config::get( 'alipay.charset' ); |
if ( strcasecmp ( $fileType , $targetCharset ) != 0) { |
$data = mb_convert_encoding( $data , $targetCharset , $fileType ); |
//$data = iconv($fileType, $targetCharset.'//IGNORE', $data); |
} |
} |
return $data ; |
} |
public function curlPost( $url = '' , $postData = '' , $options = array ()) |
{ |
if ( is_array ( $postData )) { |
$postData = http_build_query( $postData ); |
} |
$ch = curl_init(); |
curl_setopt( $ch , CURLOPT_URL, $url ); |
curl_setopt( $ch , CURLOPT_RETURNTRANSFER, 1); |
curl_setopt( $ch , CURLOPT_POST, 1); |
curl_setopt( $ch , CURLOPT_POSTFIELDS, $postData ); |
curl_setopt( $ch , CURLOPT_TIMEOUT, 30); //设置cURL允许执行的最长秒数 |
if (! empty ( $options )) { |
curl_setopt_array( $ch , $options ); |
} |
//https请求 不验证证书和host |
curl_setopt( $ch , CURLOPT_SSL_VERIFYPEER, false); |
curl_setopt( $ch , CURLOPT_SSL_VERIFYHOST, false); |
$data = curl_exec( $ch ); |
curl_close( $ch ); |
return $data ; |
} |
} |