publicfunctionweixin_params_data(){$data=$this->ApiData();//获取接口访问的数据//$_type=$post_data['type'];if(!$data['out_trade_no']){systemmess('0','参数错误');}$WxPayConfig=array('APPID'=>'wxc123456789','MCHID'=>'123456','KEY'=>'KEY','APPSECRET'=>'APPSECRET');$out_trade_no=$data['out_trade_no'];//订单号//订单名称，必填$proName='app微信支付';//付款金额，必填$total_amount=1*100;//一分*100//商品描述，可空$body=$oid_body;//trim($_POST['WIDbody']);$return_url='http://'.$_SERVER['HTTP_HOST'].''.U('Appreturn/notify_weixin');//异步链接$_data_pay['appid']=$WxPayConfig['APPID'];//应用ID$_data_pay['mch_id']=$WxPayConfig['MCHID'];//商户号$_data_pay['nonce_str']=md5(rand(100000,999999));//随机字符串$_data_pay['sign_type']='MD5';//签名类型$_data_pay['body']=''.$body;//商品描述$_data_pay['attach']=$_type;//附加数据$_data_pay['out_trade_no']=$out_trade_no;//商户订单号$_data_pay['fee_type']='CNY';//货币类型$_data_pay['total_fee']=$total_amount;//总金额$_data_pay['spbill_create_ip']=$data['ip'];//终端IP$_data_pay['notify_url']=$return_url;//通知地址$_data_pay['trade_type']='APP';//交易类型$_data_pay['sign']=$this->get_weixin_sign($_data_pay,$WxPayConfig['KEY']);//签名$xml="<xml>";foreach($_data_payas$key=>$val){if(is_numeric($val)){$xml.="<".$key.">".$val."</".$key.">";}else{$xml.="<".$key."><![CDATA[".$val."]]></".$key.">";}}$xml.="</xml>";//$json['xml']=$xml;$url='https://api.mch.weixin.qq.com/pay/unifiedorder';$ch=curl_init();//设置超时curl_setopt($ch,CURLOPT_TIMEOUT,30);curl_setopt($ch,CURLOPT_URL,$url);curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,TRUE);curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,2);//严格校验//设置headercurl_setopt($ch,CURLOPT_HEADER,FALSE);//要求结果为字符串且输出到屏幕上curl_setopt($ch,CURLOPT_RETURNTRANSFER,TRUE);//post提交方式curl_setopt($ch,CURLOPT_POST,TRUE);curl_setopt($ch,CURLOPT_POSTFIELDS,$xml);//运行curl$data=curl_exec($ch);//返回结果if($data){curl_close($ch);//$json['data']=$data;$_data=json_decode(json_encode(simplexml_load_string($data,'SimpleXMLElement',LIBXML_NOCDATA)),true);$prepay_id=$_data['prepay_id'];if(!$prepay_id){//json_echo(1,"系统错误");exit;$json['msg']='1';$json['state']='2';$json['_data_pay']=$_data_pay;$json['data']=$data;$json['error']=$_data['return_code'].$_data['return_msg'];echojson_encode($json);exit;}}else{$error=curl_errno($ch);curl_close($ch);$json['error']=$error;//json_echo(1,"ok",$json);exit;}//$json_data['msg']='1';//$json_data['state']='1';$json_data['appid']=$WxPayConfig['APPID'];$json_data['partnerid']=$WxPayConfig['MCHID'];//商户号$json_data['prepayid']=$prepay_id;$json_data['package']='Sign=WXPay';$json_data['noncestr']=$_data_pay['nonce_str'];$json_data['timestamp']=time();$json_data['sign']=$this->get_weixin_sign($json_data,$WxPayConfig['KEY']);$_json['msg']='1';$_json['state']='1';$_json['data']=$json_data;echojson_encode($_json);exit;}//微信app支付signprivatefunctionget_weixin_sign($data,$key){ksort($data);$buff="";foreach($dataas$k=>$v){if($k!="sign"&&$v!=""&&!is_array($v)){$buff.=$k."=".$v."&";}}$buff=trim($buff,"&")."&key=".$key;$string=md5($buff);//签名步骤四：所有字符转为大写$result=strtoupper($string);return$result;}//异步通知地址publicfunctionnotify_weixin(){$xml=$GLOBALS['HTTP_RAW_POST_DATA'];//将XML转为array//禁止引用外部xml实体libxml_disable_entity_loader(true);$return_data=json_decode(json_encode(simplexml_load_string($xml,'SimpleXMLElement',LIBXML_NOCDATA)),true);M('log')->add(array('title'=>'微信','content'=>json_encode($return_data)));if($return_data['return_code']==="SUCCESS"&&$return_data['result_code']==="SUCCESS"){$out_trade_no=$return_data['out_trade_no'];$type=substr($out_trade_no,0,1);//订单操作//$this->edit_order_info($return_data['attach'],$return_data['out_trade_no'],$return_data['transaction_id'],$return_data['time_end'],($return_data['total_fee']/100),'wxpay',$return_data);}}