APP が WeChat 支払いインターフェイスの PHP コードを調整し、APP が Times -100 を呼び出します。理由は何ですか?
<?php
namespace Api\Controller;
use Think\Controller;
class ApppayController extends Controller {
/* public function index(){
$appid = "wx8ef4a596503a9dca";
$secret="4b382d4f81b825e6d55d50778b389f19";
$code = $_GET['code'];
$url_format = "https://api.weixin.qq.com/sns/jscode2session?appid=$appid&secret=$secret&js_code=$code&grant_type=authorization_code";
$json = file_get_contents($url_format);
// $data = json_decode($json,true);
echo $json;
}*/
public function wxpay() {
$random = $this -> randomkeys();
$appid = 'wxeac548ffb*******';
$body = "支付测试";
$mch_id = "1496284****";
$KEY = "61bddsa93f7f2fa1dd1234a069b*****";
$nonce_str = $random;
$notify_url = "https://wx.goutianmi.com/Api/loadsing/paySu";
$out_trade_no = time() . mt_rand(10000, 99999);
//商户订单号,不能重复
$spbill_create_ip = $_SERVER["REMOTE_ADDR"];
$trade_type = 'APP';
$total_fee = I('post.price', 1) * 100;
// $openid = I('post.openid');
$post['appid'] = $appid;
$post['body'] = $body;
$post['mch_id'] = $mch_id;
$post['nonce_str'] = $nonce_str;
$post['notify_url'] = $notify_url;
// $post['openid'] = $openid;
$post['out_trade_no'] = $out_trade_no;
$post['spbill_create_ip'] = $spbill_create_ip;
$post['total_fee'] = intval($total_fee);
$post['trade_type'] = $trade_type;
$sign = $this -> MakeSign($post, $KEY);
$this -> sign = $sign;
$post_xml = '<xml>
<appid>' . $appid . '</appid>
<body>' . $body . '</body>
<mch_id>' . $mch_id . '</mch_id>
<nonce_str>' . $nonce_str . '</nonce_str>
<notify_url>' . $notify_url . '</notify_url>
<out_trade_no>' . $out_trade_no . '</out_trade_no>
<spbill_create_ip>' . $spbill_create_ip . '</spbill_create_ip>
<total_fee>' . $total_fee . '</total_fee>
<trade_type>' . $trade_type . '</trade_type>
<sign>' . $sign . '</sign>
</xml> ';
$url = 'https://api.mch.weixin.qq.com/pay/unifiedorder';
$xml = $this -> http_request($url, $post_xml);
$array = $this -> xml2array($xml);
if ($array['RETURN_CODE'] == 'SUCCESS' && $array['RESULT_CODE'] == 'SUCCESS') {
/* $time = time();
$tmp='';
$tmp['appId'] = $appid;
$tmp['nonceStr'] = $nonce_str;
$tmp['package'] = 'Sign=WXPay';
$tmp['signType'] = 'MD5';
$tmp['timeStamp'] = "$time";
$data['appId'] = $appid;
$data['state'] = 1;
$data['timeStamp'] = "$time";
$data['nonceStr'] = $nonce_str;
$data['signType'] = 'MD5';*/
//$data['package'] = 'prepay_id='.$array['PREPAY_ID'];
$data = array('prepayid' => $array['prepay_id'], 'appid' => 'wxeac548ff******', 'partnerid' => '1496284052', 'package' => 'Sign=WXPay', 'noncestr' => $nonce_str, 'timestamp' => time() );
$data['sign'] = $this -> MakeSign($data, $KEY);
$data['out_trade_no'] = $out_trade_no;
} else {
$data['state'] = 0;
$data['text'] = "错误";
$data['RETURN_CODE'] = $array['RETURN_CODE'];
$data['RETURN_MSG'] = $array['RETURN_MSG'];
}
exit( json_encode($data,JSON_UNESCAPED_UNICODE
));
}
public function randomkeys($length = 32) {
$pattern = "1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
for ($i = 0; $i < $length; $i++) {
$key .= $pattern[mt_rand(0, strlen($pattern) - 1)];
}
return $key;
}
public function paySu() {
$post = post_data();
$post_data = $this -> xml_to_array($post);
$postSign = $post_data['sign'];
unset($post_data['sign']);
ksort($post_data);
$str = $this -> ToUrlParams($post_data);
$user_sign = strtoupper(md5($post_data));
$where['crsNo'] = $post_data['out_trade_no'];
//$order_status = M('home_order','xxf_witkey_')->where($where)->find();
if ($post_data['return_code'] == 'SUCCESS' && $postSign) {
/*
* 首先判断，订单是否已经更新为ok，因为微信会总共发送8次回调确认
* 其次，订单已经为ok的，直接返回SUCCESS
* 最后，订单没有为ok的，更新状态为ok，返回SUCCESS
*/
/* if($order_status['order_status']=='ok'){
$this->return_success();
}else{
$updata['order_status'] = 'ok';
if(M('home_order','xxf_witkey_')->where($where)->save($updata)){
$this->return_success();
}
}*/
$ddid = $post_data['out_trade_no'];
$save_data["zhuangtai"] = 1;
$save_data["pay_time"] = date("Y-m-d H:i:s", time());
if ( M("dingdan") -> where(array("ddid" => $ddid)) -> save($save_data)) {
$this -> return_success();
}
} else {
echo '微信支付失败';
}
}
public function payStatus() {
$ddid = $_POST['orderNum'];
$save_data["zhuangtai"] = 1;
$save_data["pay_time"] = date("Y-m-d H:i:s", time());
if ( M("dingdan") -> where(array("ddid" => $ddid)) -> save($save_data)) {
$this -> return_success();
}
}
private function return_success() {
$return['return_code'] = 'SUCCESS';
$return['return_msg'] = 'OK';
$xml_post = '<xml>
<return_code>' . $return['return_code'] . '</return_code>
<return_msg>' . $return['return_msg'] . '</return_msg>
</xml>';
echo $xml_post;
exit ;
}
public function MakeSign($params, $KEY) {
ksort($params);
$string = $this -> ToUrlParams($params);
$string = $string . "&key=" . $KEY;
$string = md5($string);
$result = strtoupper($string);
return $result;
}
public function ToUrlParams($params) {
$string = '';
if (!empty($params)) {
$array = array();
foreach ($params as $key => $value) {
$array[] = $key . '=' . $value;
}
$string = implode("&", $array);
}
return $string;
}
public function http_request($url, $data = null, $headers = array()) {
$curl = curl_init();
if (count($headers) >= 1) {
curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
}
curl_setopt($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 $output;
}
//获取xml里面数据，转换成array
private function xml2array($xml) {
$p = xml_parser_create();
xml_parse_into_struct($p, $xml, $vals, $index);
xml_parser_free($p);
$data = "";
foreach ($index as $key => $value) {
if ($key == 'xml' || $key == 'XML')
continue;
$tag = $vals[$value[0]]['tag'];
$value = $vals[$value[0]]['value'];
$data[$tag] = $value;
}
return $data;
}
}
?> 
