发布时间:2015年2月25日 / 分类:WEB开发,PHP / 74,825 / 241 ℃
根据微信高级红包接口,开发PHP版本的API接口,现在进行主要代码分析。
红包接口调用请求代码,所有请求参数为必填参数与文档对应:
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class Wxapi {
private $app_id = ‘wxXXXXXXXXXXXX‘ ; //公众账号appid,首先申请与之配套的公众账号
private $app_secret = ‘XXXXXXXXXXXXXXXXXXXXXXXX‘ ; //公众号secret,用户获取用户授权token
private $app_mchid = ‘XXXXXXXX‘ ; //商户号id
function __construct(){
//do sth here....
}
/**
* 微信支付
* @param string $openid 用户openid
*/
public function pay( $re_openid )
{
include_once ( ‘WxHongBaoHelper.php‘ );
$commonUtil = new CommonUtil();
$wxHongBaoHelper = new WxHongBaoHelper();
$wxHongBaoHelper ->setParameter( "nonce_str" , $this ->great_rand()); //随机字符串,丌长于 32 位
$wxHongBaoHelper ->setParameter( "mch_billno" , $this ->app_mchid. date ( ‘YmdHis‘ ).rand(1000, 9999)); //订单号
$wxHongBaoHelper ->setParameter( "mch_id" , $this ->app_mchid); //商户号
$wxHongBaoHelper ->setParameter( "wxappid" , $this ->app_id);
$wxHongBaoHelper ->setParameter( "nick_name" , ‘红包‘ ); //提供方名称
$wxHongBaoHelper ->setParameter( "send_name" , ‘红包‘ ); //红包发送者名称
$wxHongBaoHelper ->setParameter( "re_openid" , $re_openid ); //相对于医脉互通的openid
$wxHongBaoHelper ->setParameter( "total_amount" , 100); //付款金额,单位分
$wxHongBaoHelper ->setParameter( "min_value" , 100); //最小红包金额,单位分
$wxHongBaoHelper ->setParameter( "max_value" , 100); //最大红包金额,单位分
$wxHongBaoHelper ->setParameter( "total_num" , 1); //红包収放总人数
$wxHongBaoHelper ->setParameter( "wishing" , ‘感谢您参与红包派发活动,祝您新年快乐!‘ ); //红包祝福诧
$wxHongBaoHelper ->setParameter( "client_ip" , ‘127.0.0.1‘ ); //调用接口的机器 Ip 地址
$wxHongBaoHelper ->setParameter( "act_name" , ‘红包活动‘ ); //活劢名称
$wxHongBaoHelper ->setParameter( "remark" , ‘快来抢!‘ ); //备注信息
$postXml = $wxHongBaoHelper ->create_hongbao_xml();
$url = ‘https://api.mch.weixin.qq.com/mmpaymkttransfers/sendredpack‘ ;
$responseXml = $wxHongBaoHelper ->curl_post_ssl( $url , $postXml );
//用作结果调试输出
//echo htmlentities($responseXml,ENT_COMPAT,‘UTF-8‘);
$responseObj = simplexml_load_string( $responseXml , ‘SimpleXMLElement‘ , LIBXML_NOCDATA);
return $responseObj ->return_code;
}
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获取随机字符串方法:
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/** * 生成随机数
*/ public function great_rand(){
$str = ‘1234567890abcdefghijklmnopqrstuvwxyz‘ ;
for ( $i =0; $i <30; $i ++){
$j =rand(0,35);
$t1 .= $str [ $j ];
}
return $t1 ;
} |
签名算法:
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/** 例如: appid: wxd111665abv58f4f mch_id: 10000100 device_info: 1000 Body: test nonce_str: ibuaiVcKdpRxkhJA 第一步:对参数按照 key=value 的格式,并按照参数名 ASCII 字典序排序如下: stringA="appid=wxd930ea5d5a258f4f&body=test&device_info=1000&mch_i d=10000100&nonce_str=ibuaiVcKdpRxkhJA"; 第二步:拼接支付密钥: stringSignTemp="stringA&key=192006250b4c09247ec02edce69f6a2d" sign=MD5(stringSignTemp).toUpperCase()="9A0A8659F005D6984697E2CA0A 9CF3B7" */ protected function get_sign(){
define( ‘PARTNERKEY‘ , "QSRXXXXXXXXXXXXXXXXXXXXX" );
try {
if (null == PARTNERKEY || "" == PARTNERKEY ) {
throw new SDKRuntimeException( "密钥不能为空!" . "<br>" );
}
if ( $this ->check_sign_parameters() == false) { //检查生成签名参数
throw new SDKRuntimeException( "生成签名参数缺失!" . "<br>" );
}
$commonUtil = new CommonUtil();
ksort( $this ->parameters);
$unSignParaString = $commonUtil ->formatQueryParaMap( $this ->parameters, false);
$md5SignUtil = new MD5SignUtil();
return $md5SignUtil ->sign( $unSignParaString , $commonUtil ->trimString(PARTNERKEY));
} catch (SDKRuntimeException $e )
{
die ( $e ->errorMessage());
}
} |
CURL请求以及发送证书:
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function curl_post_ssl( $url , $vars , $second =30, $aHeader = array ())
{ $ch = curl_init();
//超时时间
curl_setopt( $ch ,CURLOPT_TIMEOUT, $second );
curl_setopt( $ch ,CURLOPT_RETURNTRANSFER, 1);
//这里设置代理,如果有的话
curl_setopt( $ch ,CURLOPT_URL, $url );
curl_setopt( $ch ,CURLOPT_SSL_VERIFYPEER,false);
curl_setopt( $ch ,CURLOPT_SSL_VERIFYHOST,false);
//cert 与 key 分别属于两个.pem文件
//请确保您的libcurl版本是否支持双向认证,版本高于7.20.1
curl_setopt( $ch ,CURLOPT_SSLCERT,dirname( __FILE__ ).DIRECTORY_SEPARATOR. ‘zhengshu‘ .DIRECTORY_SEPARATOR. ‘apiclient_cert.pem‘ );
curl_setopt( $ch ,CURLOPT_SSLKEY,dirname( __FILE__ ).DIRECTORY_SEPARATOR. ‘zhengshu‘ .DIRECTORY_SEPARATOR. ‘apiclient_key.pem‘ );
curl_setopt( $ch ,CURLOPT_CAINFO,dirname( __FILE__ ).DIRECTORY_SEPARATOR. ‘zhengshu‘ .DIRECTORY_SEPARATOR. ‘rootca.pem‘ );
if ( count ( $aHeader ) >= 1 ){
curl_setopt( $ch , CURLOPT_HTTPHEADER, $aHeader );
}
curl_setopt( $ch ,CURLOPT_POST, 1);
curl_setopt( $ch ,CURLOPT_POSTFIELDS, $vars );
$data = curl_exec( $ch );
if ( $data ){
curl_close( $ch );
return $data ;
}
else {
$error = curl_errno( $ch );
//echo "call faild, errorCode:$error\n";
curl_close( $ch );
return false;
}
} |
入口文件:
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@ require "pay.php" ;
//获取用户信息 $get = $_GET [ ‘param‘ ];
$code = $_GET [ ‘code‘ ];
//判断code是否存在 if ( $get == ‘access_token‘ && ! empty ( $code )){
$param [ ‘param‘ ] = ‘access_token‘ ;
$param [ ‘code‘ ] = $code ;
$packet = new Packet();
//获取用户openid信息
$userinfo = $packet ->_route( ‘userinfo‘ , $param );
if ( empty ( $userinfo [ ‘openid‘ ])){
exit ( "NOAUTH" );
}
//调取支付方法
$packet ->_route( ‘wxpacket‘ , array ( ‘openid‘ => $userinfo [ ‘openid‘ ]));
} else {
$packet ->_route( ‘userinfo‘ );
} |
开发所需文档:
3)商户平台开发文档
源码下载:
链接:http://pan.baidu.com/s/1o6Nvoi2
密码:acjp