shop.balmet.com

alipay.php (6533B)

---

 <?php
 class ModelExtensionPaymentAlipay extends Model {
 	private $apiMethodName="alipay.trade.page.pay";
 	private $postCharset = "UTF-8";
 	private $alipaySdkVersion = "alipay-sdk-php-20161101";
 	private $apiVersion="1.0";
 	private $logFileName = "alipay.log";
 	private $gateway_url = "https://openapi.alipay.com/gateway.do";
 	private $alipay_public_key;
 	private $private_key;
 	private $appid;
 	private $notifyUrl;
 	private $returnUrl;
 	private $format = "json";
 	private $signtype = "RSA2";
 
 	private $apiParas = array();
 
 	public function getMethod($address, $total) {
 		$this->load->language('extension/payment/alipay');
 
 		$query = $this->db->query("SELECT * FROM " . DB_PREFIX . "zone_to_geo_zone WHERE geo_zone_id = '" . (int)$this->config->get('payment_alipay_geo_zone_id') . "' AND country_id = '" . (int)$address['country_id'] . "' AND (zone_id = '" . (int)$address['zone_id'] . "' OR zone_id = '0')");
 
 		if ($this->config->get('payment_alipay_total') > 0 && $this->config->get('payment_alipay_total') > $total) {
 			$status = false;
 		} elseif (!$this->config->get('payment_alipay_geo_zone_id')) {
 			$status = true;
 		} elseif ($query->num_rows) {
 			$status = true;
 		} else {
 			$status = false;
 		}
 
 		$method_data = array();
 
 		if ($status) {
 			$method_data = array(
 				'code'       => 'alipay',
 				'title'      => $this->language->get('text_title'),
 				'terms'      => '',
 				'sort_order' => $this->config->get('payment_alipay_sort_order')
 			);
 		}
 
 		return $method_data;
 	}
 
 	private function setParams($alipay_config){
 		$this->gateway_url = $alipay_config['gateway_url'];
 		$this->appid = $alipay_config['app_id'];
 		$this->private_key = $alipay_config['merchant_private_key'];
 		$this->alipay_public_key = $alipay_config['alipay_public_key'];
 		$this->postCharset = $alipay_config['charset'];
 		$this->signtype = $alipay_config['sign_type'];
 		$this->notifyUrl = $alipay_config['notify_url'];
 		$this->returnUrl = $alipay_config['return_url'];
 
 		if (empty($this->appid)||trim($this->appid)=="") {
 			throw new Exception("appid should not be NULL!");
 		}
 		if (empty($this->private_key)||trim($this->private_key)=="") {
 			throw new Exception("private_key should not be NULL!");
 		}
 		if (empty($this->alipay_public_key)||trim($this->alipay_public_key)=="") {
 			throw new Exception("alipay_public_key should not be NULL!");
 		}
 		if (empty($this->postCharset)||trim($this->postCharset)=="") {
 			throw new Exception("charset should not be NULL!");
 		}
 		if (empty($this->gateway_url)||trim($this->gateway_url)=="") {
 			throw new Exception("gateway_url should not be NULL!");
 		}
 	}
 
 	function pagePay($builder,$config) {
 		$this->setParams($config);
 		$biz_content=null;
 		if(!empty($builder)){
 			$biz_content = json_encode($builder,JSON_UNESCAPED_UNICODE);
 		}
 
 		$log = new Log($this->logFileName);
 		$log->write($biz_content);
 
 		$this->apiParas["biz_content"] = $biz_content;
 
 		$response = $this->pageExecute($this, "post");
 		$log = new Log($this->logFileName);
 		$log->write("response: ".var_export($response,true));
 
 		return $response;
 	}
 
 	function check($arr, $config){
 		$this->setParams($config);
 
 		$result = $this->rsaCheckV1($arr, $this->signtype);
 
 		return $result;
 	}
 
 	public function pageExecute($request, $httpmethod = "POST") {
 		$iv=$this->apiVersion;
 
 		$sysParams["app_id"] = $this->appid;
 		$sysParams["version"] = $iv;
 		$sysParams["format"] = $this->format;
 		$sysParams["sign_type"] = $this->signtype;
 		$sysParams["method"] = $this->apiMethodName;
 		$sysParams["timestamp"] = date("Y-m-d H:i:s");
 		$sysParams["alipay_sdk"] = $this->alipaySdkVersion;
 		$sysParams["notify_url"] = $this->notifyUrl;
 		$sysParams["return_url"] = $this->returnUrl;
 		$sysParams["charset"] = $this->postCharset;
 		$sysParams["gateway_url"] = $this->gateway_url;
 
 		$apiParams = $this->apiParas;
 
 		$totalParams = array_merge($apiParams, $sysParams);
 
 		$totalParams["sign"] = $this->generateSign($totalParams, $this->signtype);
 
 		if ("GET" == strtoupper($httpmethod)) {
 			$preString=$this->getSignContentUrlencode($totalParams);
 			$requestUrl = $this->gateway_url."?".$preString;
 
 			return $requestUrl;
 		} else {
 			foreach ($totalParams as $key => $value) {
 				if (false === $this->checkEmpty($value)) {
 					$value = str_replace("\"", "&quot;", $value);
 					$totalParams[$key] = $value;
 				} else {
 					unset($totalParams[$key]);
 				}
 			}
 			return $totalParams;
 		}
 	}
 
 	protected function checkEmpty($value) {
 		if (!isset($value))
 			return true;
 		if ($value === null)
 			return true;
 		if (trim($value) === "")
 			return true;
 
 		return false;
 	}
 
 	public function rsaCheckV1($params, $signType='RSA') {
 		$sign = $params['sign'];
 		$params['sign_type'] = null;
 		$params['sign'] = null;
 		return $this->verify($this->getSignContent($params), $sign, $signType);
 	}
 
 	function verify($data, $sign, $signType = 'RSA') {
 		$pubKey= $this->alipay_public_key;
 		$res = "-----BEGIN PUBLIC KEY-----\n" .
 			wordwrap($pubKey, 64, "\n", true) .
 			"\n-----END PUBLIC KEY-----";
 
 		(trim($pubKey)) or die('Alipay public key error!');
 
 		if ("RSA2" == $signType) {
 			$result = (bool)openssl_verify($data, base64_decode($sign), $res, OPENSSL_ALGO_SHA256);
 		} else {
 			$result = (bool)openssl_verify($data, base64_decode($sign), $res);
 		}
 
 		return $result;
 	}
 
 	public function getSignContent($params) {
 		ksort($params);
 
 		$stringToBeSigned = "";
 		$i = 0;
 		foreach ($params as $k => $v) {
 			if (false === $this->checkEmpty($v) && "@" != substr($v, 0, 1)) {
 				if ($i == 0) {
 					$stringToBeSigned .= "$k" . "=" . "$v";
 				} else {
 					$stringToBeSigned .= "&" . "$k" . "=" . "$v";
 				}
 				$i++;
 			}
 		}
 
 		unset ($k, $v);
 		return $stringToBeSigned;
 	}
 
 	public function generateSign($params, $signType = "RSA") {
 		return $this->sign($this->getSignContent($params), $signType);
 	}
 
 	protected function sign($data, $signType = "RSA") {
 		$priKey=$this->private_key;
 		$res = "-----BEGIN RSA PRIVATE KEY-----\n" .
 			wordwrap($priKey, 64, "\n", true) .
 			"\n-----END RSA PRIVATE KEY-----";
 
 		if ("RSA2" == $signType) {
 			openssl_sign($data, $sign, $res, OPENSSL_ALGO_SHA256);
 		} else {
 			openssl_sign($data, $sign, $res);
 		}
 
 		$sign = base64_encode($sign);
 		return $sign;
 	}
 
 	function getPostCharset(){
 		return trim($this->postCharset);
 	}
 }