微信支付开发订单查询实例
因为某一方技术的原因,可能导致商户在预期时间内都收不到最终支付通知,此时商户可以通过该API来查询订单的详细支付状态。
订单查询API的URL为:
https://api.weixin.qq.com/pay/orderquery?access_token=xxxxxx
URL中的参数只包含目前微信公众平台凭证access_token,而订单查询的真正数据是放在PostData中的,格式如下:
{
"appid":"wwwwb4f85f3a797777",
"package":"out_trade_no=11122&partner=1900090055&sign=4e8d0df3da0c3d0df38f",
"timestamp":"1369745073",
"app_signature":"53cca9d47b883bd4a5c85a9300df3da0cb48565c",
"sign_method":"sha1"
}
上述内容参数说明如表所示。
二、实现细节
1.获得accesstoken
这个很容易,参考微信公众平台开发(26)ACCESSTOKEN
代码如下:
$appid="wx0000000000000000"; $appsecret="e76050733c695748537fc4d4c21d0e2c"; $url="https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$appid&secret=$appsecret"; $result=https_request($url); $jsoninfo=json_decode($result,true); $access_token=$jsoninfo["access_token"];
2.参数生成
appid:直接赋值
timestamp:程序直接获取
$timestamp=time();
sign_method:这里为sha1
难点1:package值的获得
先要获得sign
sign是out_trade_no,partner,key(partnerkey)三项信息的字典序排序,再MD5运算,再转为大写
$sign=strtoupper(md5("out_trade_no=JfuKdiBig4zZnE4n&partner=1234567890&key=ebf5cf381de2d716d432bfda34fa9e57"));
package是查询订单的关键信息数据,包含第三方唯一订单号out_trade_no、财付通商户身仹标识partner(即前文所述的partnerid)、签名sign
$package="out_trade_no=JfuKdiBig4zZnE4n&partner=1234567890&sign=".$sign;
难点2:获得app_signature
app_signature依然是根据支付签名(paySign)生成方法中所讲的签名方式生成的,参加签名字段为:appid、appkey、package、timestamp;
$obj['appid']="wx0000000000000000"; $obj['appkey']="8mruTNOGeX8OVUlIYxIyw6kxCRvdJENpWpw8mruTNOGeX8OVUlIYxIyw6kxCRvdJENpWpw8mruTNOGeX8OVUlIYxIyw6kxCRvdJENpWpw8mruTNOGeX8OVUlIYxIyw6k"; $obj['package']=$package; $obj['timestamp']=$timestamp; $WxPayHelper->get_biz_sign($obj);
这样各项参数都获得了
3.提交查询
$jsonmenu='
{
"appid":"wx0000000000000000",
"package":"'.$package.'",
"timestamp":"'.$timestamp.'",
"app_signature":"'.$app_signature.'",
"sign_method":"sha1"
}
';
$url="https://api.weixin.qq.com/pay/orderquery?access_token=".$access_token;
$result=https_request($url,$jsonmenu);
var_dump($result);
完整代码如下所示:
include_once("WxPayHelper.php");
//1.获取accesstoken
$appid="wx0000000000000000";
$appsecret="e76050733ce76050733ce76050733cdd";
$url="https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$appid&secret=$appsecret";
$result=https_request($url);
$jsoninfo=json_decode($result,true);
$access_token=$jsoninfo["access_token"];
//2.准备参数
$timestamp=time();
$sign=strtoupper(md5("out_trade_no=JfuKdiBig4zZnE4n&partner=1234567890&key=asdfasdfasdfasdfasdfasdfasdfasdf"));
$package="out_trade_no=JfuKdiBig4zZnE4n&partner=1234567890&sign=".$sign;
//2.1构造最麻烦的app_signature
$obj['appid']="wx0000000000000000";
$obj['appkey']="8mruTNOGeX8OVUlIYxIyw6kxCRvdJENpWpw8mruTNOGeX8OVUlIYxIyw6kxCRvdJENpWpw8mruTNOGeX8OVUlIYxIyw6kxCRvdJENpWpw8mruTNOGeX8OVUlIYxIyw6k";
$obj['package']=$package;
$obj['timestamp']=$timestamp;
$WxPayHelper=newWxPayHelper();
//get_biz_sign函数受保护,需要先取消一下,否则会报错
$app_signature=$WxPayHelper->get_biz_sign($obj);
//3.将构造的json提交给微信服务器,查询
$jsonmenu='
{
"appid":"wx0000000000000000",
"package":"'.$package.'",
"timestamp":"'.$timestamp.'",
"app_signature":"'.$app_signature.'",
"sign_method":"sha1"
}
';
$url="https://api.weixin.qq.com/pay/orderquery?access_token=".$access_token;
$result=https_request($url,$jsonmenu);
var_dump($result);
functionhttps_request($url,$data=null){
$curl=curl_init();
curl_setopt($curl,CURLOPT_URL,$url);
curl_setopt($curl,CURLOPT_SSL_VERIFYPEER,FALSE);
curl_setopt($curl,CURLOPT_SSL_VERIFYHOST,FALSE);
if(!empty($data)){
curl_setopt($curl,CURLOPT_POST,1);
curl_setopt($curl,CURLOPT_POSTFIELDS,$data);
}
curl_setopt($curl,CURLOPT_RETURNTRANSFER,1);
$output=curl_exec($curl);
curl_close($curl);
return$output;
}
三、订单结果
上述程序执行后,获得订单结果如下
{
"errcode":0,
"errmsg":"ok",
"order_info":{
"ret_code":0,
"ret_msg":"",
"input_charset":"GBK",
"trade_state":"0",
"trade_mode":"1",
"partner":"1234567890",
"bank_type":"CMB_FP",
"bank_billno":"201405273540085997",
"total_fee":"1",
"fee_type":"1",
"transaction_id":"1218614901201405273313473135",
"out_trade_no":"JfuKdiBig4zZnE4n",
"is_split":"false",
"is_refund":"false",
"attach":"",
"time_end":"20140527194139",
"transport_fee":"0",
"product_fee":"1",
"discount":"0",
"rmb_total_fee":""
}
}
各个字段的含义如表所示
如果程序有误,会在errcode和errmsg描述出来。
以上就是对微信支付开发中查询功能的资料整理,希望能帮到微信开发支付的朋友。