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首页微信小程序微信开发分享微信公众号实现会员卡领取的功能

这篇文章主要介绍了微信公众号实现会员卡领取功能的相关资料,需要的朋友可以参考下

1、会员卡的领取也需要js-sdk接口(可以参考获取微信公众号获取用户的地理位置信息)(借鉴网址:http://gaoboy.com/article/25.html)

2、 比获取用户地理位置信息多了一个是需要单独获取签名包,签名方式也和获取用户地理位置的不同(这里再说一下获取签名包的方式)

      获取js-sdk签名包:

           1、当前的url、时间戳、随机字符串、jsapiticket进行组合                

 //调用js-sdk的签名包
 public function getSignPackage() {
 $jsapiTicket = $this->getJsApiTicket();
 // 注意 URL 一定要动态获取,不能 hardcode.(获取当前网页的url)
 $protocol = (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off' || $_SERVER['SERVER_PORT'] == 443) ? "https://" : "http://";
 $url = "$protocol$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
 //时间戳
 $timestamp = time();
 //随机字符串获取
 $nonceStr = $this->createNonceStr();
 // 这里参数的顺序要按照 key 值 ASCII 码升序排序
 $string = "jsapi_ticket=$jsapiTicket&noncestr=$nonceStr&timestamp=$timestamp&url=$url";
 //生成字符串是用来签名用的
 $signature = sha1($string);
 $signPackage = array(
  "appId"  => $this->appid,
  "nonceStr" => $nonceStr,
  "timestamp" => $timestamp,
  "url"  => $url,
  "signature" => $signature,
  "rawString" => $string
 );
 return $signPackage; 
 }

     获取会员卡签名包:      

//使用会员卡领取的签名包
 public function getHuiYuanSignPackage() {
 $apiTicket = $this->getApiTicket();
 // 注意 URL 一定要动态获取,不能 hardcode.(获取当前网页的url)
 $protocol = (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off' || $_SERVER['SERVER_PORT'] == 443) ? "https://" : "http://";
 $url = "$protocol$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
 //时间戳
 $timestamp = time();
 //随机字符串获取
 // $nonceStr = $this->createNonceStr();
 // 这里参数的顺序要按照 key 值 ASCII 码升序排序
 $string = $timestamp.$apiTicket."pVYA_t3RCVF_yhNcO6QCeAmb-1UI";
 //生成字符串是用来签名用的
 $signature = sha1($string);
 $signPackage = array(
  "timestamp" => $timestamp,
  "signature" => $signature,
 );
 return $signPackage; 
 }

详细代码说明:

     HTML页面:         

  //引入微信js文件
   <script src="http://res.wx.qq.com/open/js/jweixin-1.0.0.js"></script>
<script type="text/JavaScript">
//配置信息验证接口(填写的js-sdk获取的签名包的参数)
wx.config({
 debug: false,
 appId: &#39;<?PHP echo $signPackage["appId"];?>&#39;,
 timestamp: &#39;<?php echo $signPackage["timestamp"];?>&#39;,
 nonceStr: &#39;<?php echo $signPackage["nonceStr"];?>&#39;,
 signature: &#39;<?php echo $signPackage["signature"];?>&#39;,
 jsApiList: [
  // 所有要调用的 API 都要加到这个列表中
  &#39;addCard&#39;
  ]
   });
wx.ready(function(){
        //添加卡券
    document.querySelector(&#39;#addCard&#39;).onclick = function () {
     wx.addCard({
      cardList: [
      {
       cardId: "",//微信公众号内创建的会员卡的id
       cardExt: &#39;{"timestamp":"<?php echo $huiyuanPackage[&#39;timestamp&#39;] ?>","signature":"<?php echo $huiyuanPackage[&#39;signature&#39;] ?>"}&#39;//会员卡的签名包
      }
      ],
     //成功之后的回调的函数(通过回调函数该表数据库是否领取会员卡的状态)
      success: function (res) {
      $.ajax({
      url: &#39;__CONTROLLER__/editHuiYuan&#39;,
      type: &#39;post&#39;,
      dataType: &#39;json&#39;,
      data: {is_LingQu: &#39;1&#39;,user_id:"<?php echo $user[&#39;user_id&#39;] ?>"},
      success:function(){
      $("#addCard").html("我的会员卡");
      }
      })
      }
     });
    };
   });
</script>

控制器中的代码:

   类库:http://www.jb51.net/article/115732.htm

 public function index(){
 $user_id = session(&#39;user_id&#39;);
  if($user_id){
  $jssdk = new \Home\Model\WechatModel();
  $signPackage = $jssdk->GetSignPackage();//获取js-sdk签名包
  $huiyuanPackage = $jssdk->getHuiYuanSignPackage();获取会员卡签名包
  //获取用户信息 
  $user = M(&#39;user&#39;)->where(array(&#39;user_id&#39; => $user_id))->find();
  //产品收藏数量统计
  $goods_count = M(&#39;goods_shoucang&#39;)->where(array(&#39;user_id&#39; => $user_id))->count();
  //门店收藏数量统计
  $shop_count = M(&#39;shop_shoucang&#39;)->where(array(&#39;user_id&#39; => $user_id))->count();
  }else{
  //判断该用户是否存在
  $model = new \Home\Model\WechatModel();
  $openid_accesstoken = $model->openId();
  $rst = M(&#39;user&#39;)->where(array(&#39;user_openid&#39; => $openid_accesstoken[&#39;openid&#39;]))->find();
  if($rst){
   session(&#39;openid&#39;,$openid_accesstoken[&#39;openid&#39;]);
   session(&#39;user_id&#39;, $rst[&#39;user_id&#39;]);
   $jssdk = new \Home\Model\WechatModel();
   $signPackage = $jssdk->GetSignPackage();
   $huiyuanPackage = $jssdk->getHuiYuanSignPackage();
   //获取用户信息 
   $user = M(&#39;user&#39;)->where(array(&#39;user_id&#39; => $rst[&#39;user_id&#39;]))->find();
   //产品收藏数量统计
   $goods_count = M(&#39;goods_shoucang&#39;)->where(array(&#39;user_id&#39; => $rst[&#39;user_id&#39;]))->count();
   //门店收藏数量统计
   $shop_count = M(&#39;shop_shoucang&#39;)->where(array(&#39;user_id&#39; => $rst[&#39;user_id&#39;]))->count();
  }else{
   $userInfo = $model->getOpenId($openid_accesstoken[&#39;openid&#39;],$openid_accesstoken[&#39;access_token&#39;]);
     $data = array(
      &#39;user_img&#39; => $userInfo[&#39;headimgurl&#39;],
      &#39;user_openid&#39; => $userInfo[&#39;openid&#39;],
      &#39;user_name&#39; => filter($userInfo[&#39;nickname&#39;]),
      &#39;user_register_time&#39; => time(),
      &#39;city&#39; => $userInfo[&#39;province&#39;].&#39;-&#39;.$userInfo[&#39;city&#39;],
     );
   $id = M(&#39;user&#39;)->add($data);
   session(&#39;openid&#39;, $userInfo[&#39;openid&#39;]);
   session(&#39;user_id&#39;,$id);
   $jssdk = new \Home\Model\WechatModel();
   $signPackage = $jssdk->GetSignPackage();
   $huiyuanPackage = $jssdk->getHuiYuanSignPackage();
   //获取用户信息 
   $user = M(&#39;user&#39;)->where(array(&#39;user_id&#39; => $id))->find();
   //产品收藏数量统计
   $goods_count = M(&#39;goods_shoucang&#39;)->where(array(&#39;user_id&#39; => $id))->count();
   //门店收藏数量统计
   $shop_count = M(&#39;shop_shoucang&#39;)->where(array(&#39;user_id&#39; => $id))->count();
   }
  }
  $this->assign(&#39;signPackage&#39;, $signPackage);
  $this->assign(&#39;huiyuanPackage&#39;, $huiyuanPackage);
  $this->assign(&#39;user&#39;, $user);
  $this->assign(&#39;shop_count&#39;, $shop_count);
  $this->assign(&#39;goods_count&#39;, $goods_count);
  $this->display();
 }

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