/********************************調起支付的方法********************************/
//此處為自己的邏輯代碼
//獲取微信支付公共參數
$config=wxpay_config(); //在公共函數里面定義的支付所需參數
$wx= new wechatH5Pay($config['APPID'],$config['MCH_ID'],$config['NOTIFY_URL'],$config['KEY']);
$params=array();
//商戶訂單號
$params['out_trade_no']=$group;
//訂單描述
$params['body']='微信支付';
$params['total_fee']=1;
$params['trade_type']='MWEB';
$params['scene_info']='{"h5_info": {"type":"Wap","wap_url": "https://www.zhenyanmei.com","wap_name": "qw"}}';
$data1=$wx->unifiedOrder($params);
/************************這一部分是重點(沒有這部分無法正常調起微信支付頁面)***********************/
// 返回微信支付頁面
$str='<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
</head>
<body>
<script>
window.location.href="'.$data1['mweb_url'].'";
</script>
</body>
</html>';
return json($data1);
/*******************************結束******************************/
/*******************************在公共函數文件定義參數(也可以直接在代碼定義)******************************/
function wxpay_config(){
$config['APPID'] = '';//APPID
$config['MCH_ID'] = '';//商戶號
$config['KEY'] = '';//商戶key
$config['NOTIFY_URL'] = '';//回調地址
return $config;
}
function build_order_no()
{
return date('Ymd').substr(implode(NULL, array_map('ord', str_split(substr(uniqid(), 7, 13), 1))), 0, 8);
}
/*******************************結束******************************/
/**************************回調代碼(缺少驗簽操作)*************************/
public function wxcg(){
//獲取回調參數
$testxml = file_get_contents("php://input");
//將xml轉化為json格式
$jsonxml = json_encode(simplexml_load_string($testxml, 'SimpleXMLElement', LIBXML_NOCDATA));
//轉成數組
$result = json_decode($jsonxml, true);
$where['order_number']=$result['out_trade_no'];
//改變訂單狀態
$status['status']='2';
Db::name('order')->where($where)->update($status);
}
/********************************以下是微信支付類里的所有代碼*********************************/
此文件座位第三方文件在調起的方法里引入
<?php
namespace lib;
/**
* 微信支付服務器端下單
* 使用示例
* 構造方法參數
* 'appid' => //填寫微信分配的公眾賬號ID
* 'mch_id' => //填寫微信支付分配的商戶號
* 'notify_url'=> //填寫微信支付結果回調地址
* 'key' => //填寫微信商戶支付密鑰
* );
* 統一下單方法
* $WechatAppPay = new wechatAppPay($options);
* $params['body'] = '商品描述'; //商品描述
* $params['out_trade_no'] = '1217752501201407'; //自定義的訂單號，不能重復
* $params['total_fee'] = '100'; //訂單金額 只能為整數 單位為分
* $params['trade_type'] = 'APP'; //交易類型 JSAPI | NATIVE |APP | WAP
* $wechatAppPay->unifiedOrder( $params );
*/
class wechatH5Pay
{
//接口API URL前綴
const API_URL_PREFIX = 'https://api.mch.weixin.qq.com';
//下單地址URL
const UNIFIEDORDER_URL = "/pay/unifiedorder";
//查詢訂單URL
const ORDERQUERY_URL = "/pay/orderquery";
//關閉訂單URL
const CLOSEORDER_URL = "/pay/closeorder";
//公眾賬號ID
private $appid;
//商戶號
private $mch_id;
//隨機字符串
private $nonce_str;
//簽名
private $sign;
//商品描述
private $body;
//商戶訂單號
private $out_trade_no;
//支付總金額
private $total_fee;
//終端IP
private $spbill_create_ip;
//支付結果回調通知地址
private $notify_url;
//交易類型
private $trade_type;
//支付密鑰
private $key;
//證書路徑
private $SSLCERT_PATH;
private $SSLKEY_PATH;
//所有參數
private $params = array();
public function __construct($appid, $mch_id, $notify_url, $key)
{
$this->appid = $appid;
$this->mch_id = $mch_id;
$this->notify_url = $notify_url;
$this->key = $key;
}
/**
* 下單方法
* @param $params 下單參數
*/
public function unifiedOrder( $params ){
$this->body = $params['body'];
$this->out_trade_no = $params['out_trade_no'];
$this->total_fee = $params['total_fee'];
$this->trade_type = $params['trade_type'];
$this->scene_info = $params['scene_info'];
$this->nonce_str = $this->genRandomString();
$this->spbill_create_ip = $this->get_client_ip();
$this->params['appid'] = $this->appid;
$this->params['body'] = $this->body;
$this->params['mch_id'] = $this->mch_id;
$this->params['nonce_str'] = $this->nonce_str;
$this->params['notify_url'] = $this->notify_url;
$this->params['out_trade_no'] = $this->out_trade_no;
$this->params['scene_info'] = $this->scene_info;
$this->params['spbill_create_ip'] = $this->spbill_create_ip;
$this->params['total_fee'] = $this->total_fee;
$this->params['trade_type'] = $this->trade_type;
//獲取簽名數據
$this->sign = $this->MakeSign( $this->params );
$a=$this->sign;
$this->params['sign'] = $a;
$xml = $this->data_to_xml($this->params);
$response = $this->postXmlCurl($xml, self::API_URL_PREFIX.self::UNIFIEDORDER_URL);
if( !$response ){
return false;
}
$result = $this->xml_to_data( $response );
if( !empty($result['result_code']) && !empty($result['err_code']) ){
$result['err_msg'] = $this->error_code( $result['err_code'] );
}
// dump($result);die();
return $result;
}
/**
* 查詢訂單信息
* @param $out_trade_no 訂單號
* @return array
*/
public function orderQuery( $out_trade_no ){
$this->params['appid'] = $this->appid;
$this->params['mch_id'] = $this->mch_id;
$this->params['nonce_str'] = $this->genRandomString();
$this->params['out_trade_no'] = $out_trade_no;
//獲取簽名數據
$this->sign = $this->MakeSign( $this->params );
$this->params['sign'] = $this->sign;
$xml = $this->data_to_xml($this->params);
$response = $this->postXmlCurl($xml, self::API_URL_PREFIX.self::ORDERQUERY_URL);
if( !$response ){
return false;
}
$result = $this->xml_to_data( $response );
if( !empty($result['result_code']) && !empty($result['err_code']) ){
$result['err_msg'] = $this->error_code( $result['err_code'] );
}
return $result;
}
/**
* 關閉訂單
* @param $out_trade_no 訂單號
* @return array
*/
public function closeOrder( $out_trade_no ){
$this->params['appid'] = $this->appid;
$this->params['mch_id'] = $this->mch_id;
$this->params['nonce_str'] = $this->genRandomString();
$this->params['out_trade_no'] = $out_trade_no;
//獲取簽名數據
$this->sign = $this->MakeSign( $this->params );
$this->params['sign'] = $this->sign;
$xml = $this->data_to_xml($this->params);
$response = $this->postXmlCurl($xml, self::API_URL_PREFIX.self::CLOSEORDER_URL);
if( !$response ){
return false;
}
$result = $this->xml_to_data( $response );
return $result;
}
/**
*
* 獲取支付結果通知數據
* return array
*/
public function getNotifyData(){
//獲取通知的數據
$xml = $GLOBALS['HTTP_RAW_POST_DATA'];
//echo 123;die;
$data = array();
if( empty($xml) ){
return false;
}
$data = $this->xml_to_data( $xml );
if( !empty($data['return_code']) ){
if( $data['return_code'] == 'FAIL' ){
return false;
}
}
return $data;
}
/**
* 接收通知成功后應答輸出XML數據
* @param string $xml
*/
public function replyNotify(){
$data['return_code'] = 'SUCCESS';
$data['return_msg'] = 'OK';
$xml = $this->data_to_xml( $data );
echo $xml;
die();
}
/**
* 生成APP端支付參數
* @param $prepayid 預支付id
*/
public function getAppPayParams( $prepayid ){
$data['appid'] = $this->appid;
$data['partnerid'] = $this->mch_id;
$data['prepayid'] = $prepayid;
$data['package'] = 'Sign=WXPay';
$data['noncestr'] = $this->genRandomString();
$data['timestamp'] = time();
$data['sign'] = $this->MakeSign( $data );
return $data;
}
/**
* 生成簽名
* @return 簽名
*/
public function MakeSign( $params ){
//簽名步驟一：按字典序排序數組參數
ksort($params);
$string = $this->ToUrlParams($params);
//簽名步驟二：在string后加入KEY
$string = $string . "&key=".$this->key;
//簽名步驟三：MD5加密
$string = md5($string);
//簽名步驟四：所有字符轉為大寫
$result = strtoupper($string);
return $result;
}
/**
* 將參數拼接為url: key=value&key=value
* @param $params
* @return string
*/
public function ToUrlParams( $params ){
$string = '';
if( !empty($params) ){
$array = array();
foreach( $params as $key => $value ){
$array[] = $key.'='.$value;
}
$string = implode("&",$array);
}
return $string;
}
/**
* 輸出xml字符
* @param $params 參數名稱
* return string 返回組裝的xml
**/
public function data_to_xml( $params ){
if(!is_array($params)|| count($params) <= 0)
{
return false;
}
$xml = "<xml>";
foreach ($params as $key=>$val)
{
if (is_numeric($val)){
$xml.="<".$key.">".$val."</".$key.">";
}else{
$xml.="<".$key."><![CDATA[".$val."]]></".$key.">";
}
}
$xml.="</xml>";
return $xml;
}
/**
* 將xml轉為array
* @param string $xml
* return array
*/
public function xml_to_data($xml){
if(!$xml){
return false;
}
//將XML轉為array
//禁止引用外部xml實體
libxml_disable_entity_loader(true);
$data = json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)), true);
return $data;
}
/**
* 獲取毫秒級別的時間戳
*/
private static function getMillisecond(){
//獲取毫秒的時間戳
$time = explode ( " ", microtime () );
$time = $time[1] . ($time[0] * 1000);
$time2 = explode( ".", $time );
$time = $time2[0];
return $time;
}
/**
* 產生一個指定長度的隨機字符串,並返回給用戶
* @param type $len 產生字符串的長度
* @return string 隨機字符串
*/
private function genRandomString($len = 32) {
$chars = array(
"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k",
"l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v",
"w", "x", "y", "z", "A", "B", "C", "D", "E", "F", "G",
"H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R",
"S", "T", "U", "V", "W", "X", "Y", "Z", "0", "1", "2",
"3", "4", "5", "6", "7", "8", "9"
);
$charsLen = count($chars) - 1;
// 將數組打亂
shuffle($chars);
$output = "";
for ($i = 0; $i < $len; $i++) {
$output .= $chars[mt_rand(0, $charsLen)];
}
return $output;
}
/**
* 以post方式提交xml到對應的接口url
*
* @param string $xml 需要post的xml數據
* @param string $url url
* @param bool $useCert 是否需要證書，默認不需要
* @param int $second url執行超時時間，默認30s
* @throws WxPayException
*/
private function postXmlCurl($xml, $url, $useCert = false, $second = 30){
$ch = curl_init();
//設置超時
curl_setopt($ch, CURLOPT_TIMEOUT, $second);
curl_setopt($ch,CURLOPT_URL, $url);
curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,FALSE);
curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,2);
//設置header
curl_setopt($ch, CURLOPT_HEADER, FALSE);
//要求結果為字符串且輸出到屏幕上
curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
if($useCert == true){
//設置證書
//使用證書：cert 與 key 分別屬於兩個.pem文件
curl_setopt($ch,CURLOPT_SSLCERTTYPE,'PEM');
//curl_setopt($ch,CURLOPT_SSLCERT, WxPayConfig::SSLCERT_PATH);
curl_setopt($ch,CURLOPT_SSLKEYTYPE,'PEM');
//curl_setopt($ch,CURLOPT_SSLKEY, WxPayConfig::SSLKEY_PATH);
}
//post提交方式
curl_setopt($ch, CURLOPT_POST, TRUE);
curl_setopt($ch, CURLOPT_POSTFIELDS, $xml);
//運行curl
$data = curl_exec($ch);
//返回結果
if($data){
curl_close($ch);
return $data;
} else {
$error = curl_errno($ch);
curl_close($ch);
return false;
}
}
/**
* 錯誤代碼
* @param $code 服務器輸出的錯誤代碼
* return string
*/
public function error_code( $code ){
$errList = array(
'NOAUTH' => '商戶未開通此接口權限',
'NOTENOUGH' => '用戶帳號余額不足',
'ORDERNOTEXIST' => '訂單號不存在',
'ORDERPAID' => '商戶訂單已支付，無需重復操作',
'ORDERCLOSED' => '當前訂單已關閉，無法支付',
'SYSTEMERROR' => '系統錯誤!系統超時',
'APPID_NOT_EXIST' => '參數中缺少APPID',
'MCHID_NOT_EXIST' => '參數中缺少MCHID',
'APPID_MCHID_NOT_MATCH' => 'appid和mch_id不匹配',
'LACK_PARAMS' => '缺少必要的請求參數',
'OUT_TRADE_NO_USED' => '同一筆交易不能多次提交',
'SIGNERROR' => '參數簽名結果不正確',
'XML_FORMAT_ERROR' => 'XML格式錯誤',
'REQUIRE_POST_METHOD' => '未使用post傳遞參數 ',
'POST_DATA_EMPTY' => 'post數據不能為空',
'NOT_UTF8' => '未使用指定編碼格式',
);
if( array_key_exists( $code , $errList ) ){
return $errList[$code];
}
}
private function get_client_ip(){
if(getenv('HTTP_CLIENT_IP') && strcasecmp(getenv('HTTP_CLIENT_IP'), 'unknown')) {
$ip = getenv('HTTP_CLIENT_IP');
} elseif(getenv('HTTP_X_FORWARDED_FOR') && strcasecmp(getenv('HTTP_X_FORWARDED_FOR'), 'unknown')) {
$ip = getenv('HTTP_X_FORWARDED_FOR');
} elseif(getenv('REMOTE_ADDR') && strcasecmp(getenv('REMOTE_ADDR'), 'unknown')) {
$ip = getenv('REMOTE_ADDR');
} elseif(isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp($_SERVER['REMOTE_ADDR'], 'unknown')) {
$ip = $_SERVER['REMOTE_ADDR'];
}
return preg_match ( '/[\d\.]{7,15}/', $ip, $matches ) ? $matches [0] : '';
}
}
