微信JS-SDK加载验证流程和手机图片上传

<?php/** *微信加载JS_SDK验证流程 *通过JS_SDK完成手机图片的上传 * */ //测试账号的appid和secret$appid = "wx7cc5a26364d36484";$secret = "eaa494de470bc150cbe05bd4484215c0"; //通过url获取token$url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=".$appid."&secret=".$secret;$res = file_get_contents($url);$data = json_decode($res); //通过获取的token值获取jsapi临时票据ticket$jsapi_ticket_json = file_get_contents('https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token='.$data->access_token.'&type=jsapi');$jsapi_ticket_obj = json_decode($jsapi_ticket_json);$jsapi_ticket = $jsapi_ticket_obj->ticket; //设置随机字符串和时间戳$noncestr = 'qwertyuiop';$timestamp = time(); //获取加密验证签名$signature = sha1(sprintf('jsapi_ticket='.$jsapi_ticket.'&noncestr='.$noncestr.'&timestamp='.$timestamp.'&url=http://weixin.bwphp.cn/weixin.php')); echo $signature;?><br><br><button onclick="uploadimg()">upload</button><button onclick="selectimg()">selectimg!!!!</button><script src='http://res.wx.qq.com/open/js/jweixin-1.0.0.js'></script><script type="text/javascript">//配置JS_SDK获取加载JS_SDK文件（jweixin-1.0.0.js）的权限wx.config({debug: true,appId: '<?php echo $appid; ?>',timestamp: <?php echo $timestamp; ?>,nonceStr: '<?php echo $noncestr; ?>',signature: '<?php echo $signature; ?>',jsApiList: ['uploadImage','downloadImage','previewImage','chooseImage']});  //定义全局变量var images = {localIds:[],serverId:[]}; //加载成功后，检测接口权限wx.ready(function(){wx.checkJsApi({    jsApiList: ['chooseImage','uploadImage','previewImage','downloadImage'],    success: function(res) {}});}); wx.error(function(res){    alert('no');}); //选择图片function selectimg(){wx.chooseImage({                success: function (res) {                        images.localIds = res.localIds;                        document.getElementById('localimg').src = localIds;                }});} //上传图片,上传的图片在微信的文件服务器存储时间有限，要下载到应用服务器function uploadimg(){for(var i = 0 ;i < images.localIds.length ; i++){wx.uploadImage({        localId: images.localIds[i],                isShowProgressTips: 1,          success: function (res) {                images.serverId.push(res.serverId);                alert(images.serverId);       },                fail: function (res) {                alert("upload fail!"+res.errMsg);               }});}}</script>