jssdk支付类V3版本，oAuth认证类适配Thinkphp

增加微信jssdk支付类V3版本，微信oAuth认证类适配Thinkphp3.2.3版本

Thinkphp/JsSdkPay.class.php

@@ -0,0 +1,218 @@
+<?php
+/**
+ * 官方文档：http://mp.weixin.qq.com/wiki/7/aaa137b55fb2e0456bf8dd9148dd613f.html
+ * 微信支付：http://pay.weixin.qq.com/wiki/doc/api/index.php?chapter=9_1#
+ * 官方示例：http://demo.open.weixin.qq.com/jssdk/sample.zip
+ * UCToo示例:http://git.oschina.net/uctoo/uctoo/blob/master/Addons/Jssdk/Controller/JssdkController.class.php
+ * 
+ * 微信JSSDK支付类,主要实现了微信JSSDK支付，参考官方提供的示例文档，
+ * @命名空间版本
+ * @author uctoo (www.uctoo.com)
+ * @date 2015-5-15 14:10
+ */
+namespace Com;
+
+class JsSdkPay {
+  private $appId;
+  private $appSecret;
+  public $debug = false;
+  public $weObj;      //微信类实例
+  public $parameters;//获取prepay_id时的请求参数
+  //受理商ID，身份标识
+  public $MCHID = '';
+  //商户支付密钥Key。审核通过后，在微信商户平台中查看 https://pay.weixin.qq.com
+  public $KEY = '';
+
+  //=======【JSAPI路径设置】===================================
+  //获取access_token过程中的跳转uri，通过跳转将code传入jsapi支付页面
+  public $JS_API_CALL_URL = '';
+
+  //=======【证书路径设置】=====================================
+  //证书路径,注意应该填写绝对路径
+  public $SSLCERT_PATH = '/xxx/xxx/xxxx/WxPayPubHelper/cacert/apiclient_cert.pem';
+  public $SSLKEY_PATH = '/xxx/xxx/xxxx/WxPayPubHelper/cacert/apiclient_key.pem';
+
+  //=======【异步通知url设置】===================================
+  //异步通知url，商户根据实际开发过程设定
+  //C('url')."admin.php/order/notify_url.html";
+  public $NOTIFY_URL = '';
+
+  //=======【curl超时设置】===================================
+  //本例程通过curl使用HTTP POST方法，此处可修改其超时时间，默认为30秒
+  public  $CURL_TIMEOUT = 30;
+
+  public  $prepay_id;
+
+  public function __construct($options) {
+    $this->appId = $options['appid'];
+    $this->appSecret = $options['appsecret'];
+    $this->weObj = new TPWechat($options);
+  }
+
+  //微信支付相关方法
+  /**
+   * 	作用：格式化参数，签名过程需要使用
+   */
+  function formatBizQueryParaMap($paraMap, $urlencode)
+  {
+    $buff = "";
+    ksort($paraMap);
+    foreach ($paraMap as $k => $v)
+    {
+      if($urlencode)
+      {
+        $v = urlencode($v);
+      }
+      //$buff .= strtolower($k) . "=" . $v . "&";
+      $buff .= $k . "=" . $v . "&";
+    }
+    $reqPar = "";
+    if (strlen($buff) > 0)
+    {
+      $reqPar = substr($buff, 0, strlen($buff)-1);
+    }
+    return $reqPar;
+  }
+  /**
+   * 	作用：设置jsapi的参数
+   */
+  public function getParameters()
+  {
+    $jsApiObj["appId"] = $this->appId;           //请求生成支付签名时需要,js调起支付参数中不需要
+    $timeStamp = time();
+    $jsApiObj["timeStamp"] = "$timeStamp";      //用大写的timeStamp参数请求生成支付签名
+    $jsParamObj["timestamp"] = $timeStamp;      //用小写的timestamp参数生成js支付参数，还要注意数据类型，坑！
+    $jsParamObj["nonceStr"] = $jsApiObj["nonceStr"] = $this->weObj->generateNonceStr();
+    $jsParamObj["package"] = $jsApiObj["package"] = "prepay_id=$this->prepay_id";
+    $jsParamObj["signType"] = $jsApiObj["signType"] = "MD5";
+    $jsParamObj["paySign"] = $jsApiObj["paySign"] = $this->getSign($jsApiObj);
+
+    $jsParam = json_encode($jsParamObj);
+
+    return $jsParam;
+  }
+
+  /**
+   * 获取prepay_id
+   */
+  function getPrepayId()
+  {
+    $result = $this->xmlToArray($this->postXml());
+    $prepay_id = $result["prepay_id"];
+    return $prepay_id;
+  }
+  /**
+   * 	作用：将xml转为array
+   */
+  public function xmlToArray($xml)
+  {
+    //将XML转为array
+    $array_data = json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)), true);
+    return $array_data;
+  }
+  /**
+   * 	作用：post请求xml
+   */
+  function postXml()
+  {
+    $xml = $this->createXml();
+    return  $this->postXmlCurl($xml,"https://api.mch.weixin.qq.com/pay/unifiedorder",$this->CURL_TIMEOUT);
+
+  }
+  /**
+   * 	作用：以post方式提交xml到对应的接口url
+   */
+  public function postXmlCurl($xml,$url,$second=30)
+  {
+    //初始化curl
+    $ch = curl_init();
+    //设置超时
+    curl_setopt($ch,CURLOP_TIMEOUT, $this->CURL_TIMEOUT);
+    //这里设置代理，如果有的话
+    //curl_setopt($ch,CURLOPT_PROXY, '8.8.8.8');
+    //curl_setopt($ch,CURLOPT_PROXYPORT, 8080);
+    curl_setopt($ch,CURLOPT_URL, $url);
+    curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,FALSE);
+    curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,FALSE);
+    //设置header
+    curl_setopt($ch, CURLOPT_HEADER, FALSE);
+    //要求结果为字符串且输出到屏幕上
+    curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
+    //post提交方式
+    curl_setopt($ch, CURLOPT_POST, TRUE);
+    curl_setopt($ch, CURLOPT_POSTFIELDS, $xml);
+    //运行curl
+    $data = curl_exec($ch);
+    curl_close($ch);
+    //返回结果
+    if($data)
+    {
+      curl_close($ch);
+      return $data;
+    }
+    else
+    {
+      $error = curl_errno($ch);
+      echo "curl出错，错误码:$error"."<br>";
+      echo "<a href='http://curl.haxx.se/libcurl/c/libcurl-errors.html'>错误原因查询</a></br>";
+      curl_close($ch);
+      return false;
+    }
+  }
+  /**
+   * 	作用：设置标配的请求参数，生成签名，生成接口参数xml
+   */
+  function createXml()
+  {
+    $this->parameters["appid"] = $this->appId;//公众账号ID
+    $this->parameters["mch_id"] = $this->MCHID;//商户号
+    $this->parameters["nonce_str"] = $this->weObj->generateNonceStr();//随机字符串
+    $this->parameters["sign"] = $this->getSign($this->parameters);//签名
+    return  $this->arrayToXml($this->parameters);
+  }
+   /**
+   * 	作用：array转xml
+   */
+  function arrayToXml($arr)
+  {
+    $xml = "<xml>";
+    foreach ($arr as $key=>$val)
+    {
+      if (is_numeric($val))
+      {
+        $xml.="<".$key.">".$val."</".$key.">";
+
+      }
+      else
+        $xml.="<".$key."><![CDATA[".$val."]]></".$key.">";
+    }
+    $xml.="</xml>";
+    return $xml;
+  }
+  /**
+   * 	作用：生成签名
+   */
+  public function getSign($Obj)
+  {
+    foreach ($Obj as $k => $v)
+    {
+      $Parameters[$k] = $v;
+    }
+    //签名步骤一：按字典序排序参数
+    ksort($Parameters);
+    $String = $this->formatBizQueryParaMap($Parameters, false);
+    //echo '【string1】'.$String.'</br>';
+    //签名步骤二：在string后加入KEY
+    $String = $String."&key=".$this->KEY;
+    //echo "【string2】".$String."</br>";
+    //签名步骤三：MD5加密
+    $String = md5($String);
+    //echo "【string3】 ".$String."</br>";
+    //签名步骤四：所有字符转为大写
+    $result_ = strtoupper($String);
+    //echo "【result】 ".$result_."</br>";
+    return $result_;
+  }
+	
+}
+

Thinkphp/Wxauth.class.php

@@ -0,0 +1,108 @@
+<?php
+/**
+ * 微信oAuth认证示例
+ * 官方文档：http://mp.weixin.qq.com/wiki/17/c0f37d5704f0b64713d5d2c37b468d75.html
+ * UCToo示例:http://git.oschina.net/uctoo/uctoo/blob/master/Addons/Ucuser/UcuserAddon.class.php
+ *
+ * 微信oAuth认证类,适配Thinkphp框架，
+ * @命名空间版本
+ * @author uctoo (www.uctoo.com)
+ * @date 2015-5-15 14:10
+ */
+namespace Com;
+
+class Wxauth {
+	private $options;
+	public $open_id;
+	public $wxuser;
+	
+	public function __construct($options){
+		$this->options = $options;
+		$this->wxoauth();
+	}
+	
+	public function wxoauth(){
+		$scope = 'snsapi_base';
+		$code = isset($_GET['code'])?$_GET['code']:'';
+		$token_time = isset($_SESSION['token_time'])?$_SESSION['token_time']:0;
+		if(!$code && isset($_SESSION['open_id']) && isset($_SESSION['user_token']) && $token_time>time()-3600)
+		{
+			if (!$this->wxuser) {
+				$this->wxuser = $_SESSION['wxuser'];
+			}
+			$this->open_id = $_SESSION['open_id'];
+			return $this->open_id;
+		}
+		else
+		{
+
+			$options = array(
+					'token'=>$this->options["token"], //填写你设定的key
+                    'encodingaeskey'=>$this->options["encodingaeskey"], //填写加密用的EncodingAESKey
+					'appid'=>$this->options["appid"], //填写高级调用功能的app id
+					'appsecret'=>$this->options["appsecret"] //填写高级调用功能的密钥
+			);
+			$we_obj = new TPWechat($options);
+			if ($code) {
+				$json = $we_obj->getOauthAccessToken();
+				if (!$json) {
+					unset($_SESSION['wx_redirect']);
+					die('获取用户授权失败，请重新确认');
+				}
+				$_SESSION['open_id'] = $this->open_id = $json["openid"];
+				$access_token = $json['access_token'];
+				$_SESSION['user_token'] = $access_token;
+				$_SESSION['token_time'] = time();
+				$userinfo = $we_obj->getUserInfo($this->open_id);
+				if ($userinfo && !empty($userinfo['nickname'])) {
+					$this->wxuser = array(
+							'open_id'=>$this->open_id,
+							'nickname'=>$userinfo['nickname'],
+							'sex'=>intval($userinfo['sex']),
+							'location'=>$userinfo['province'].'-'.$userinfo['city'],
+							'avatar'=>$userinfo['headimgurl']
+					);
+				} elseif (strstr($json['scope'],'snsapi_userinfo')!==false) {
+					$userinfo = $we_obj->getOauthUserinfo($access_token,$this->open_id);
+					if ($userinfo && !empty($userinfo['nickname'])) {
+						$this->wxuser = array(
+								'open_id'=>$this->open_id,
+								'nickname'=>$userinfo['nickname'],
+								'sex'=>intval($userinfo['sex']),
+								'location'=>$userinfo['province'].'-'.$userinfo['city'],
+								'avatar'=>$userinfo['headimgurl']
+						);
+					} else {
+						return $this->open_id;
+					}
+				}
+				if ($this->wxuser) {
+					$_SESSION['wxuser'] = $this->wxuser;
+					$_SESSION['open_id'] =  $json["openid"];
+					unset($_SESSION['wx_redirect']);
+					return $this->open_id;
+				}
+				$scope = 'snsapi_userinfo';
+			}
+			if ($scope=='snsapi_base') {
+				$url = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
+				$_SESSION['wx_redirect'] = $url;
+			} else {
+				$url = $_SESSION['wx_redirect'];
+			}
+			if (!$url) {
+				unset($_SESSION['wx_redirect']);
+				die('获取用户授权失败');
+			}
+			$oauth_url = $we_obj->getOauthRedirect($url,"wxbase",$scope);
+			redirect ( $oauth_url );
+		}
+	}
+}
+//$options = array(
+//		'token'=>'uctoo', //填写你设定的key
+//		'appid'=>'wxdk1234567890', //填写高级调用功能的app id, 请在微信开发模式后台查询
+//		'appsecret'=>'xxxxxxxxxxxxxxxxxxx', //填写高级调用功能的密钥
+//);
+//$auth = new Wxauth($options);
+//var_dump($auth->wxuser);