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| <?phprequire_once "WxPay.Exception.php";require_once "WxPay.Data.php";/** *  * 接口访问类,包含所有微信支付API列表的封装,类中方法为static方法, * 每个接口有默认超时时间(除提交被扫支付为10s,上报超时时间为1s外,其他均为6s) * @author widyhu * */class WxPayApi{	/**	 * 	 * 统一下单,WxPayUnifiedOrder中out_trade_no、body、total_fee、trade_type必填	 * appid、mchid、spbill_create_ip、nonce_str不需要填入	 * @param WxPayConfig $config  配置对象	 * @param WxPayUnifiedOrder $inputObj	 * @param int $timeOut	 * @throws WxPayException	 * @return 成功时返回,其他抛异常	 */	public static function unifiedOrder($config, $inputObj, $timeOut = 6)	{		$url = "https://api.mch.weixin.qq.com/pay/unifiedorder";		//检测必填参数		if(!$inputObj->IsOut_trade_noSet()) {			throw new WxPayException("缺少统一支付接口必填参数out_trade_no!");		}else if(!$inputObj->IsBodySet()){			throw new WxPayException("缺少统一支付接口必填参数body!");		}else if(!$inputObj->IsTotal_feeSet()) {			throw new WxPayException("缺少统一支付接口必填参数total_fee!");		}else if(!$inputObj->IsTrade_typeSet()) {			throw new WxPayException("缺少统一支付接口必填参数trade_type!");		}				//关联参数		if($inputObj->GetTrade_type() == "JSAPI" && !$inputObj->IsOpenidSet()){			throw new WxPayException("统一支付接口中,缺少必填参数openid!trade_type为JSAPI时,openid为必填参数!");		}		if($inputObj->GetTrade_type() == "NATIVE" && !$inputObj->IsProduct_idSet()){			throw new WxPayException("统一支付接口中,缺少必填参数product_id!trade_type为JSAPI时,product_id为必填参数!");		}				//异步通知url未设置,则使用配置文件中的url		if(!$inputObj->IsNotify_urlSet() && $config->GetNotifyUrl() != ""){			$inputObj->SetNotify_url($config->GetNotifyUrl());//异步通知url		}				$inputObj->SetAppid($config->GetAppId());//公众账号ID		$inputObj->SetMch_id($config->GetMerchantId());//商户号		$inputObj->SetSpbill_create_ip($config->GetIp());//终端ip	   	    		$inputObj->SetNonce_str(self::getNonceStr());//随机字符串				//签名		$inputObj->SetSign($config);		$xml = $inputObj->ToXml();				$startTimeStamp = self::getMillisecond();//请求开始时间		$response = self::postXmlCurl($config, $xml, $url, false, $timeOut);		$result = WxPayResults::Init($config, $response);		self::reportCostTime($config, $url, $startTimeStamp, $result);//上报请求花费时间				return $result;	}		/**	 * 	 * 查询订单,WxPayOrderQuery中out_trade_no、transaction_id至少填一个	 * appid、mchid、spbill_create_ip、nonce_str不需要填入	 * @param WxPayConfig $config  配置对象	 * @param WxPayOrderQuery $inputObj	 * @param int $timeOut	 * @throws WxPayException	 * @return 成功时返回,其他抛异常	 */	public static function orderQuery($config, $inputObj, $timeOut = 6)	{		$url = "https://api.mch.weixin.qq.com/pay/orderquery";		//检测必填参数		if(!$inputObj->IsOut_trade_noSet() && !$inputObj->IsTransaction_idSet()) {			throw new WxPayException("订单查询接口中,out_trade_no、transaction_id至少填一个!");		}		$inputObj->SetAppid($config->GetAppId());//公众账号ID		$inputObj->SetMch_id($config->GetMerchantId());//商户号		$inputObj->SetNonce_str(self::getNonceStr());//随机字符串				$inputObj->SetSign($config);//签名		$xml = $inputObj->ToXml();				$startTimeStamp = self::getMillisecond();//请求开始时间		$response = self::postXmlCurl($config, $xml, $url, false, $timeOut);		$result = WxPayResults::Init($config, $response);		self::reportCostTime($config, $url, $startTimeStamp, $result);//上报请求花费时间				return $result;	}		/**	 * 	 * 关闭订单,WxPayCloseOrder中out_trade_no必填	 * appid、mchid、spbill_create_ip、nonce_str不需要填入	 * @param WxPayConfig $config  配置对象	 * @param WxPayCloseOrder $inputObj	 * @param int $timeOut	 * @throws WxPayException	 * @return 成功时返回,其他抛异常	 */	public static function closeOrder($config, $inputObj, $timeOut = 6)	{		$url = "https://api.mch.weixin.qq.com/pay/closeorder";		//检测必填参数		if(!$inputObj->IsOut_trade_noSet()) {			throw new WxPayException("订单查询接口中,out_trade_no必填!");		}		$inputObj->SetAppid($config->GetAppId());//公众账号ID		$inputObj->SetMch_id($config->GetMerchantId());//商户号		$inputObj->SetNonce_str(self::getNonceStr());//随机字符串				$inputObj->SetSign($config);//签名		$xml = $inputObj->ToXml();				$startTimeStamp = self::getMillisecond();//请求开始时间		$response = self::postXmlCurl($config, $xml, $url, false, $timeOut);		$result = WxPayResults::Init($config, $response);		self::reportCostTime($config, $url, $startTimeStamp, $result);//上报请求花费时间				return $result;	}	/**	 * 	 * 申请退款,WxPayRefund中out_trade_no、transaction_id至少填一个且	 * out_refund_no、total_fee、refund_fee、op_user_id为必填参数	 * appid、mchid、spbill_create_ip、nonce_str不需要填入	 * @param WxPayConfig $config  配置对象	 * @param WxPayRefund $inputObj	 * @param int $timeOut	 * @throws WxPayException	 * @return 成功时返回,其他抛异常	 */	public static function refund($config, $inputObj, $timeOut = 6)	{		$url = "https://api.mch.weixin.qq.com/secapi/pay/refund";		//检测必填参数		if(!$inputObj->IsOut_trade_noSet() && !$inputObj->IsTransaction_idSet()) {			throw new WxPayException("退款申请接口中,out_trade_no、transaction_id至少填一个!");		}else if(!$inputObj->IsOut_refund_noSet()){			throw new WxPayException("退款申请接口中,缺少必填参数out_refund_no!");		}else if(!$inputObj->IsTotal_feeSet()){			throw new WxPayException("退款申请接口中,缺少必填参数total_fee!");		}else if(!$inputObj->IsRefund_feeSet()){			throw new WxPayException("退款申请接口中,缺少必填参数refund_fee!");		}else if(!$inputObj->IsOp_user_idSet()){			throw new WxPayException("退款申请接口中,缺少必填参数op_user_id!");		}		$inputObj->SetAppid($config->GetAppId());//公众账号ID		$inputObj->SetMch_id($config->GetMerchantId());//商户号		$inputObj->SetNonce_str(self::getNonceStr());//随机字符串				$inputObj->SetSign($config);//签名		$xml = $inputObj->ToXml();		$startTimeStamp = self::getMillisecond();//请求开始时间		$response = self::postXmlCurl($config, $xml, $url, true, $timeOut);		$result = WxPayResults::Init($config, $response);		self::reportCostTime($config, $url, $startTimeStamp, $result);//上报请求花费时间				return $result;	}		/**	 * 	 * 查询退款	 * 提交退款申请后,通过调用该接口查询退款状态。退款有一定延时,	 * 用零钱支付的退款20分钟内到账,银行卡支付的退款3个工作日后重新查询退款状态。	 * WxPayRefundQuery中out_refund_no、out_trade_no、transaction_id、refund_id四个参数必填一个	 * appid、mchid、spbill_create_ip、nonce_str不需要填入	 * @param WxPayConfig $config  配置对象	 * @param WxPayRefundQuery $inputObj	 * @param int $timeOut	 * @throws WxPayException	 * @return 成功时返回,其他抛异常	 */	public static function refundQuery($config, $inputObj, $timeOut = 6)	{		$url = "https://api.mch.weixin.qq.com/pay/refundquery";		//检测必填参数		if(!$inputObj->IsOut_refund_noSet() &&			!$inputObj->IsOut_trade_noSet() &&			!$inputObj->IsTransaction_idSet() &&			!$inputObj->IsRefund_idSet()) {			throw new WxPayException("退款查询接口中,out_refund_no、out_trade_no、transaction_id、refund_id四个参数必填一个!");		}		$inputObj->SetAppid($config->GetAppId());//公众账号ID		$inputObj->SetMch_id($config->GetMerchantId());//商户号		$inputObj->SetNonce_str(self::getNonceStr());//随机字符串				$inputObj->SetSign($config);//签名		$xml = $inputObj->ToXml();				$startTimeStamp = self::getMillisecond();//请求开始时间		$response = self::postXmlCurl($config, $xml, $url, false, $timeOut);		$result = WxPayResults::Init($config, $response);		self::reportCostTime($config, $url, $startTimeStamp, $result);//上报请求花费时间				return $result;	}		/**	 * 下载对账单,WxPayDownloadBill中bill_date为必填参数	 * appid、mchid、spbill_create_ip、nonce_str不需要填入	 * @param WxPayConfig $config  配置对象	 * @param WxPayDownloadBill $inputObj	 * @param int $timeOut	 * @throws WxPayException	 * @return 成功时返回,其他抛异常	 */	public static function downloadBill($config, $inputObj, $timeOut = 6)	{		$url = "https://api.mch.weixin.qq.com/pay/downloadbill";		//检测必填参数		if(!$inputObj->IsBill_dateSet()) {			throw new WxPayException("对账单接口中,缺少必填参数bill_date!");		}		$inputObj->SetAppid($config->GetAppId());//公众账号ID		$inputObj->SetMch_id($config->GetMerchantId());//商户号		$inputObj->SetNonce_str(self::getNonceStr());//随机字符串				$inputObj->SetSign($config);//签名		$xml = $inputObj->ToXml();				$response = self::postXmlCurl($config, $xml, $url, false, $timeOut);		if(substr($response, 0 , 5) == "<xml>"){			return "";		}		return $response;	}		/**	 * 提交被扫支付API	 * 收银员使用扫码设备读取微信用户刷卡授权码以后,二维码或条码信息传送至商户收银台,	 * 由商户收银台或者商户后台调用该接口发起支付。	 * WxPayWxPayMicroPay中body、out_trade_no、total_fee、auth_code参数必填	 * appid、mchid、spbill_create_ip、nonce_str不需要填入	 * @param WxPayConfig $config  配置对象	 * @param WxPayWxPayMicroPay $inputObj	 * @param int $timeOut	 */	public static function micropay($config, $inputObj, $timeOut = 10)	{		$url = "https://api.mch.weixin.qq.com/pay/micropay";		//检测必填参数		if(!$inputObj->IsBodySet()) {			throw new WxPayException("提交被扫支付API接口中,缺少必填参数body!");		} else if(!$inputObj->IsOut_trade_noSet()) {			throw new WxPayException("提交被扫支付API接口中,缺少必填参数out_trade_no!");		} else if(!$inputObj->IsTotal_feeSet()) {			throw new WxPayException("提交被扫支付API接口中,缺少必填参数total_fee!");		} else if(!$inputObj->IsAuth_codeSet()) {			throw new WxPayException("提交被扫支付API接口中,缺少必填参数auth_code!");		}				$inputObj->SetSpbill_create_ip($config->GetIp());//终端ip		$inputObj->SetAppid($config->GetAppId());//公众账号ID		$inputObj->SetMch_id($config->GetMerchantId());//商户号		$inputObj->SetNonce_str(self::getNonceStr());//随机字符串				$inputObj->SetSign($config);//签名		$xml = $inputObj->ToXml();				$startTimeStamp = self::getMillisecond();//请求开始时间		$response = self::postXmlCurl($config, $xml, $url, false, $timeOut);		$result = WxPayResults::Init($config, $response);		self::reportCostTime($config, $url, $startTimeStamp, $result);//上报请求花费时间				return $result;	}		/**	 * 	 * 撤销订单API接口,WxPayReverse中参数out_trade_no和transaction_id必须填写一个	 * appid、mchid、spbill_create_ip、nonce_str不需要填入	 * @param WxPayConfig $config  配置对象	 * @param WxPayReverse $inputObj	 * @param int $timeOut	 * @throws WxPayException	 */	public static function reverse($config, $inputObj, $timeOut = 6)	{		$url = "https://api.mch.weixin.qq.com/secapi/pay/reverse";		//检测必填参数		if(!$inputObj->IsOut_trade_noSet() && !$inputObj->IsTransaction_idSet()) {			throw new WxPayException("撤销订单API接口中,参数out_trade_no和transaction_id必须填写一个!");		}				$inputObj->SetAppid($config->GetAppId());//公众账号ID		$inputObj->SetMch_id($config->GetMerchantId());//商户号		$inputObj->SetNonce_str(self::getNonceStr());//随机字符串				$inputObj->SetSign($config);//签名		$xml = $inputObj->ToXml();				$startTimeStamp = self::getMillisecond();//请求开始时间		$response = self::postXmlCurl($config, $xml, $url, true, $timeOut);		$result = WxPayResults::Init($config, $response);		self::reportCostTime($config, $url, $startTimeStamp, $result);//上报请求花费时间				return $result;	}		/**	 * 	 * 测速上报,该方法内部封装在report中,使用时请注意异常流程	 * WxPayReport中interface_url、return_code、result_code、user_ip、execute_time_必填	 * appid、mchid、spbill_create_ip、nonce_str不需要填入	 * @param WxPayConfig $config  配置对象	 * @param WxPayReport $inputObj	 * @param int $timeOut	 * @throws WxPayException	 * @return 成功时返回,其他抛异常	 */	public static function report($config, $inputObj, $timeOut = 1)	{		$url = "https://api.mch.weixin.qq.com/payitil/report";		//检测必填参数		if(!$inputObj->IsInterface_urlSet()) {			throw new WxPayException("接口URL,缺少必填参数interface_url!");		} if(!$inputObj->IsReturn_codeSet()) {			throw new WxPayException("返回状态码,缺少必填参数return_code!");		} if(!$inputObj->IsResult_codeSet()) {			throw new WxPayException("业务结果,缺少必填参数result_code!");		} if(!$inputObj->IsUser_ipSet()) {			throw new WxPayException("访问接口IP,缺少必填参数user_ip!");		} if(!$inputObj->IsExecute_time_Set()) {			throw new WxPayException("接口耗时,缺少必填参数execute_time_!");		}		$inputObj->SetAppid($config->GetAppId());//公众账号ID		$inputObj->SetMch_id($config->GetMerchantId());//商户号		$inputObj->SetUser_ip($_SERVER['REMOTE_ADDR']);//终端ip		$inputObj->SetTime(date("YmdHis"));//商户上报时间	 		$inputObj->SetNonce_str(self::getNonceStr());//随机字符串				$inputObj->SetSign($config);//签名		$xml = $inputObj->ToXml();				$startTimeStamp = self::getMillisecond();//请求开始时间		$response = self::postXmlCurl($config, $xml, $url, false, $timeOut);		return $response;	}		/**	 * 	 * 生成二维码规则,模式一生成支付二维码	 * appid、mchid、spbill_create_ip、nonce_str不需要填入	 * @param WxPayConfig $config  配置对象	 * @param WxPayBizPayUrl $inputObj	 * @param int $timeOut	 * @throws WxPayException	 * @return 成功时返回,其他抛异常	 */	public static function bizpayurl($config, $inputObj, $timeOut = 6)	{		if(!$inputObj->IsProduct_idSet()){			throw new WxPayException("生成二维码,缺少必填参数product_id!");		}		$inputObj->SetAppid($config->GetAppId());//公众账号ID		$inputObj->SetMch_id($config->GetMerchantId());//商户号		$inputObj->SetTime_stamp(time());//时间戳	 		$inputObj->SetNonce_str(self::getNonceStr());//随机字符串				$inputObj->SetSign($config);//签名				return $inputObj->GetValues();	}		/**	 * 	 * 转换短链接	 * 该接口主要用于扫码原生支付模式一中的二维码链接转成短链接(weixin://wxpay/s/XXXXXX),	 * 减小二维码数据量,提升扫描速度和精确度。	 * appid、mchid、spbill_create_ip、nonce_str不需要填入	 * @param WxPayConfig $config  配置对象	 * @param WxPayShortUrl $inputObj	 * @param int $timeOut	 * @throws WxPayException	 * @return 成功时返回,其他抛异常	 */	public static function shorturl($config, $inputObj, $timeOut = 6)	{		$url = "https://api.mch.weixin.qq.com/tools/shorturl";		//检测必填参数		if(!$inputObj->IsLong_urlSet()) {			throw new WxPayException("需要转换的URL,签名用原串,传输需URL encode!");		}		$inputObj->SetAppid($config->GetAppId());//公众账号ID		$inputObj->SetMch_id($config->GetMerchantId());//商户号		$inputObj->SetNonce_str(self::getNonceStr());//随机字符串				$inputObj->SetSign($config);//签名		$xml = $inputObj->ToXml();				$startTimeStamp = self::getMillisecond();//请求开始时间		$response = self::postXmlCurl($config, $xml, $url, false, $timeOut);		$result = WxPayResults::Init($config, $response);		self::reportCostTime($config, $url, $startTimeStamp, $result);//上报请求花费时间				return $result;	}	 	/** 	 *  	 * 支付结果通用通知 	 * @param function $callback 	 * 直接回调函数使用方法: notify(you_function); 	 * 回调类成员函数方法:notify(array($this, you_function)); 	 * $callback  原型为:function function_name($data){} 	 */	public static function notify($config, $callback, &$msg)	{		$xml = file_get_contents("php://input");		if (!$xml) {			# 如果没有数据,直接返回失败			return false;		}		//如果返回成功则验证签名		try {			//获取通知的数据			$result = WxPayNotifyResults::Init($config, $xml);		} catch (WxPayException $e){			$msg = $e->errorMessage();			return false;		}				return call_user_func($callback, $result);	}		/**	 * 	 * 产生随机字符串,不长于32位	 * @param int $length	 * @return 产生的随机字符串	 */	public static function getNonceStr($length = 32) 	{		$chars = "abcdefghijklmnopqrstuvwxyz0123456789";  		$str ="";		for ( $i = 0; $i < $length; $i++ )  {  			$str .= substr($chars, mt_rand(0, strlen($chars)-1), 1);  		} 		return $str;	}		/**	 * 直接输出xml	 * @param string $xml	 */	public static function replyNotify($xml)	{		echo $xml;	}		/**	 * 	 * 上报数据, 上报的时候将屏蔽所有异常流程	 * @param WxPayConfig $config  配置对象	 * @param string $usrl	 * @param int $startTimeStamp	 * @param array $data	 */	private static function reportCostTime($config, $url, $startTimeStamp, $data)	{		//如果不需要上报数据		$reportLevenl = $config->GetReportLevenl();		if($reportLevenl == 0){			return;		} 		//如果仅失败上报		if($reportLevenl == 1 &&			 array_key_exists("return_code", $data) &&			 $data["return_code"] == "SUCCESS" &&			 array_key_exists("result_code", $data) &&			 $data["result_code"] == "SUCCESS")		 {		 	return;		 }		 		//上报逻辑		$endTimeStamp = self::getMillisecond();		$objInput = new WxPayReport();		$objInput->SetInterface_url($url);		$objInput->SetExecute_time_($endTimeStamp - $startTimeStamp);		//返回状态码		if(array_key_exists("return_code", $data)){			$objInput->SetReturn_code($data["return_code"]);		}		//返回信息		if(array_key_exists("return_msg", $data)){			$objInput->SetReturn_msg($data["return_msg"]);		}		//业务结果		if(array_key_exists("result_code", $data)){			$objInput->SetResult_code($data["result_code"]);		}		//错误代码		if(array_key_exists("err_code", $data)){			$objInput->SetErr_code($data["err_code"]);		}		//错误代码描述		if(array_key_exists("err_code_des", $data)){			$objInput->SetErr_code_des($data["err_code_des"]);		}		//商户订单号		if(array_key_exists("out_trade_no", $data)){			$objInput->SetOut_trade_no($data["out_trade_no"]);		}		//设备号		if(array_key_exists("device_info", $data)){			$objInput->SetDevice_info($data["device_info"]);		}				try{			self::report($config, $objInput);		} catch (WxPayException $e){			//不做任何处理		}	}	/**	 * 以post方式提交xml到对应的接口url	 * 	 * @param WxPayConfig $config  配置对象	 * @param string $xml  需要post的xml数据	 * @param string $url  url	 * @param bool $useCert 是否需要证书,默认不需要	 * @param int $second   url执行超时时间,默认30s	 * @throws WxPayException	 */	private static function postXmlCurl($config, $xml, $url, $useCert = false, $second = 30)	{				$ch = curl_init();		$curlVersion = curl_version();		$ua = "WXPaySDK/3.0.9 (".PHP_OS.") PHP/".PHP_VERSION." CURL/".$curlVersion['version']." "		.$config->GetMerchantId();		//设置超时		curl_setopt($ch, CURLOPT_TIMEOUT, $second);		$proxyHost = "0.0.0.0";		$proxyPort = 0;		$config->GetProxy($proxyHost, $proxyPort);		//如果有配置代理这里就设置代理		if($proxyHost != "0.0.0.0" && $proxyPort != 0){			curl_setopt($ch,CURLOPT_PROXY, $proxyHost);			curl_setopt($ch,CURLOPT_PROXYPORT, $proxyPort);		}		curl_setopt($ch,CURLOPT_URL, $url);		curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,TRUE);		curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,2);//严格校验		curl_setopt($ch,CURLOPT_USERAGENT, $ua); 		//设置header		curl_setopt($ch, CURLOPT_HEADER, FALSE);		//要求结果为字符串且输出到屏幕上		curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);			if($useCert == true){			//设置证书			//使用证书:cert 与 key 分别属于两个.pem文件			//证书文件请放入服务器的非web目录下			$sslCertPath = "";			$sslKeyPath = "";			$config->GetSSLCertPath($sslCertPath, $sslKeyPath);			curl_setopt($ch,CURLOPT_SSLCERTTYPE,'PEM');			curl_setopt($ch,CURLOPT_SSLCERT, $sslCertPath);			curl_setopt($ch,CURLOPT_SSLKEYTYPE,'PEM');			curl_setopt($ch,CURLOPT_SSLKEY, $sslKeyPath);		}		//post提交方式		curl_setopt($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);			return $data;		} else { 			$error = curl_errno($ch);			curl_close($ch);			throw new WxPayException("curl出错,错误码:$error");		}	}		/**	 * 获取毫秒级别的时间戳	 */	private static function getMillisecond()	{		//获取毫秒的时间戳		$time = explode ( " ", microtime () );		$time = $time[1] . ($time[0] * 1000);		$time2 = explode( ".", $time );		$time = $time2[0];		return $time;	}}
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