$(function(){var signUrl = location.href.split('#')[0];signUrl = encodeURIComponent(signUrl);$.ajax({type:"POST",url: webPath.webRoot + "/wxsdk/getWeixinJsConfig.json",data:{'signUrl':signUrl},dataType:'json',success:function(msg) {if(msg.result == "success"){var weixinJsSdkConfig = msg.weixinJsSdkConfig;wx.config({debug: false, // 开启调试模式,调用的所有api的返回值会在客户端alert出来，若要查看传入的参数，可以在pc端打开，参数信息会通过log打出，仅在pc端时才会打印。appId: weixinJsSdkConfig.appId, // 必填，公众号的唯一标识timestamp: weixinJsSdkConfig.timestamp, // 必填，生成签名的时间戳nonceStr: weixinJsSdkConfig.nonceStr, // 必填，生成签名的随机串signature: weixinJsSdkConfig.signature,// 必填，签名，见附录1jsApiList: ['chooseImage', 'uploadImage'] // 必填，需要使用的JS接口列表，所有JS接口列表见附录2
                });}else{showError("初始化失败，请稍后再试。");}},error:function(XMLHttpRequest, textStatus) {if (XMLHttpRequest.status == 500) {var result = eval("(" + XMLHttpRequest.responseText + ")");showError(result.errorObject.errorText);return false;}}});
});function chooseImage(count){var serverIdArray = null;wx.chooseImage({count: count, // 默认9sizeType: ['original', 'compressed'], // 可以指定是原图还是压缩图，默认二者都有sourceType: ['album', 'camera'], // 可以指定来源是相册还是相机，默认二者都有success: function (res) {var localIds = res.localIds; // 返回选定照片的本地ID列表，localId可以作为img标签的src属性显示图片if(!isEmpty(localIds)){var len = localIds.length;serverIdArray = new Array(len);for(var i=0;i<len;i++){wx.uploadImage({localId: localIds[i], // 需要上传的图片的本地ID，由chooseImage接口获得isShowProgressTips: 1, // 默认为1，显示进度提示success: function (res) {serverIdArray[i] = res.serverId; // 返回图片的服务器端ID}});}}}});return serverIdArray;
}//判空
function isEmpty(obj){if(obj==undefined || obj==null){return true;}else{return false;}
}

@Override
public String downloadImgFromWeixin(String outputPath, String mediaId) {try {Map<String, String> param = new HashMap<String, String>();param.put("access_token", getAccessToken().trim());param.put("media_id", mediaId);return WeixinWebUtil.doGet("https://api.weixin.qq.com/cgi-bin/media/get", param, "UTF-8", 3000, 3000, outputPath);} catch (IOException e) {logger.error("通过media_id:" + mediaId + "下载图片失败");throw new BusinessException(ResGlobal.ERRORS_USER_DEFINED, new String[]{e.getMessage()});}
}