1.获取微信公众号信息

    1. public function getlocation(){
    2.         $wechatInfo = D('Mp')->find(3);
    3.         $options = array(
    4.             'token'             =>  $wechatInfo['valid_token'],                 
    5.             'encodingaeskey'    =>  $wechatInfo['encodingaeskey'],      
    6.             'appid'             =>  $wechatInfo['appid'],               
    7.             'appsecret'         =>  $wechatInfo['appsecret']            
    8.         );
    9.         $wechatObj = new Wechat($options);
    11.         $data = $wechatObj->getJsSign(I('get.url'));
    13.         $this->ajaxReturn($data);
    14.     }

    2.

    1. //调用微信sdk
    2. //<script src="http://res.wx.qq.com/open/js/jweixin-1.0.0.js"></script>
    3. function setWechatJSSDK(res){
    4.     wx.config({
    5.         debug: false,
    6.         appId: res.appId,
    7.         timestamp: res.timestamp,
    8.         nonceStr: res.nonceStr,
    9.         signature: res.signature,
    10.         jsApiList: [
    11.             'getLocation',
    12.             'scanQRCode'
    13.         ]
    14.     });
    16. /*
    17. 微信扫一扫
    18. author:咔咔
    19. time:6.11
    20. */
    21.     $('.getqrcode').click(function(){
    22.           wx.scanQRCode({
    23.             needResult: 1,
    24.             scanType : [ "qrCode"],
    25.             desc: 'scanQRCode desc',
    26.             success: function (res) {
    27.               var id = res.resultStr.split('=')[1];
    28.             }
    29.           });
    30.     })
    32. }
    34. function loadWechatJSSDK() {
    35.     $.get("{:U('addon/WeiuidDeit/Mobile/getlocation')}",{url:location.href}, function (res) {
    36.         setWechatJSSDK(res);
    37.     });
    38. }
    39. setTimeout(loadWechatJSSDK, 500);