<?php



    const APPID = ‘‘;
    //受理商ID，身份標識
    const MCHID = ‘‘;
    //商戶支付密鑰Key。審核通過後，在微信發送的郵件中查看
    const KEY = ‘‘;


    // echo get_client_ip();
    // die;

    $data[‘appid‘]=APPID;                               //微信分配的公眾賬號ID
    $data[‘mch_id‘]=MCHID;                              //
 
微信支付分配的商戶號
    $data[‘time_stamp‘]=time();                         //系統當前時間，定義規則詳見時間戳
    $data[‘nonce_str‘]=uniqid();                        //隨機字符串，不長於32位。推薦隨機數生成算法
    $data[‘out_trade_no‘]=time().rand(‘1111‘,‘9999‘);     //商戶定義的商品id 或者訂單號
    $data[‘body‘]=‘龍測試‘;                             //商品信息
    $data
 
[‘trade_type‘]=‘MWEB‘;                       //交易類型
    $data[‘total_fee‘]=1;                               //支付金額          單位分
    $data[‘spbill_create_ip‘]=‘117.23.83.120‘;
    $data[‘notify_url‘]=‘www.guomeng.group/index/way_login/pay‘;        //外網地址
    $data[‘scene_info‘]=‘{"h5_info": {"type":"Wap","wap_url": "https://pay.qq.com","wap_name": "騰訊充值"}}‘;
    
    
          
    
 
$sign=createSign($data);               
    $data[‘sign‘]=$sign;                                 //簽名
    $data=dataToXml($data);                               //轉xml
    $request=request($url=‘https://api.mch.weixin.qq.com/pay/unifiedorder‘,$https=true,$method=‘post‘,$data);               //將數據發送到微信服務器

    $obj=simplexml_load_string($request);

    $code_url=$obj->mweb_url;
    $add_url=urlencode(‘http://baidu.com‘);
    $code_url=$code_url.‘&‘.$add_url;

    echo ‘<a href="‘.$code_url.‘">跳轉</a>‘;
    die;

    //header( "Location: $code_url" ); 



    //生成簽名
    function createSign($data){
        $string=‘‘;
        ksort($data);
        foreach($data as $key=>$value){
            $string.="{$key}={$value}&";
        }
        $string.=‘key=‘.KEY;
        return strToUpper(md5($string));
    }

    //轉xml
    function dataToXml($data){
        $xml=‘<xml>‘;
        foreach($data as $key=>$value){
            $xml.="<{$key}>{$value}</{$key}>";
        }
        $xml.=‘</xml>‘;
        return $xml;
    }

    //curl發送請求
    function request($url,$https,$method,$data){
        $ch = curl_init($url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        if($https==true){
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER,false);
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        }
        if($method==‘post‘){
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_POSTFIELDS,$data);
        }
        $result = curl_exec($ch);
        curl_close($ch);
        return $result;
    }


    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] : ‘‘;
    }

微信h5支付