SpringCloud : 接入 微信公众号平台(三)、获取JsSDK配置参数

 

Java:

import com.phpdragon.wechat.proxy.config.WeChatConfig;
import lombok.extern.slf4j.Slf4j;
import me.chanjar.weixin.common.bean.WxJsapiSignature;
import me.chanjar.weixin.common.error.WxErrorException;
import me.chanjar.weixin.mp.api.WxMpService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

@Slf4j
@RequestMapping("/system/")
@RestController
public class SystemController {

    @Autowired
    private WeChatConfig weChatConfig;

    /**
     * 获取JsSDK配置参数
     * 参考:https://developers.weixin.qq.com/doc/offiaccount/OA_Web_Apps/JS-SDK.html#62
     *
     * @param appId
     * @param currentUrl
     * @return
     * @throws WxErrorException
     */
    @CrossOrigin
    @PostMapping("/getJsSdkConfig")
    public WxJsapiSignature getJsSdkConfig(@RequestParam("app_id") String appId, @RequestParam("current_url") String currentUrl) throws WxErrorException {
        WxMpService wxMpService = weChatConfig.getWxMpService(appId);
        return wxMpService.createJsapiSignature(currentUrl);
    }
}

 

JS:

代码参考: Java微信公众平台开发(十一)--微信JSSDK中Config配置

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="viewport" content="width=device-width" />
<title>JsSDK配置参数获取Demo</title>
<script src="https://res.wx.qq.com/open/js/jweixin-1.4.0.js"></script>
<script src="https://libs.baidu.com/jquery/2.1.4/jquery.min.js"></script>
<script src="https://cdn.bootcss.com/vConsole/3.3.4/vconsole.min.js"></script>
<script>
    //用于JS调试
    var vConsole = new VConsole(); //初始化
</script> -->
<script type="text/javascript">

    function getUrlParameter(name){
        name = name.replace(/[]/,"\[").replace(/[]/,"\[").replace(/[]/,"\\\]");
        var regexS = "[\\?&]"+name+"=([^&#]*)";
        var regex = new RegExp( regexS );
        var results = regex.exec(window.parent.location.href );
        if( results == null ) return ""; else {
            return results[1];
        }
    };


    function jssdk() {
        $.ajax({
            url : "https://www.phpdragon.com/system/getJsSdkConfig",
            type : 'post',
            //contentType: "application/json",
            dataType : 'json',
            data : {
                'current_url' : location.href.split('#')[0],
                'app_id': getUrlParameter("app_id")
            },
            async:true, 
            success : function(rsp) {
                wx.config({
                    debug : true,
                    appId : rsp.appId,
                    timestamp : rsp.timestamp,
                    nonceStr : rsp.nonceStr,
                    signature : rsp.signature,
                    jsApiList : [ 'checkJsApi', 'onMenuShareTimeline',
                            'onMenuShareAppMessage', 'onMenuShareQQ',
                            'onMenuShareWeibo', 'hideMenuItems',
                            'showMenuItems', 'hideAllNonBaseMenuItem',
                            'showAllNonBaseMenuItem', 'translateVoice',
                            'startRecord', 'stopRecord', 'onRecordEnd',
                            'playVoice', 'pauseVoice', 'stopVoice',
                            'uploadVoice', 'downloadVoice', 'chooseImage',
                            'previewImage', 'uploadImage', 'downloadImage',
                            'getNetworkType', 'openLocation', 'getLocation',
                            'hideOptionMenu', 'showOptionMenu', 'closeWindow',
                            'scanQRCode', 'chooseWXPay',
                            'openProductSpecificView', 'addCard', 'chooseCard',
                            'openCard' ]
                });
            },
            error : function(data){
                alert("获取JsSDK参数异常:" + data);
            }
        });
    }
 
    function isWeiXin5() {
        var ua = window.navigator.userAgent.toLowerCase();
        var reg = /MicroMessenger\/[5-9]/i;
        return reg.test(ua);
    }

    $(function(){
        jssdk();
    });
    
    
    function takePicture(){
        wx.chooseImage({
            count: 1, // 默认9
            sizeType: ['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) {
                wx.uploadImage({
                    localId: localIds.toString(), // 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) {
                        var mediaId = res.serverId; // 返回图片的服务器端ID,即mediaId
                        //将获取到的 mediaId 传入后台 方法savePicture
                        $.post("<%=request.getContextPath()%>/savePicture",{mediaId:mediaId},function(res){
                            if(res.t == 'success'){

                            }else{
                                alert(res.msg)
                            }
                        })
                    },
                    fail: function (res) {
                        alertModal('上传图片失败,请重试')
                    }
                }); 
            },
            fail: function (res) {
                alertModal('上传图片失败,请重试2')
            },
            error: function (res) {
                alertModal('上传图片失败,请重试3')
            }
        });
    }
    
    
    function checkJsApifunction () {
             wx.checkJsApi({
               jsApiList: [
                 'getNetworkType',
                 'previewImage',
                 "chooseImage",
                 "openLocation",
                 "getLocation",
               ],
               success: function (res) {
                 alert(JSON.stringify(res));
               }
             });
   }
   
    
</script>
</head>
<body>
    <button onclick="takePicture()">拍照</button>
</body>
</html>

 

效果:

SpringCloud : 接入 微信公众号平台(三)、获取JsSDK配置参数

 

 

PS:

微信JSSDK中Config配置

JAVA 微信公众号调用摄像头并上传图片至服务器

微信jssdk实现人脸拍照的代码和出现错误解决

 

公众号开发文档wiki

Java开发微信公众号之整合weixin-java-tools框架开发微信公众号

从零实现 Spring Boot 2.0 整合 weixin-java-mp(weixin-java-tools) 获取 openId,用于微信授权

 

Demo 列表

  1. 微信支付 Demo:GitHub码云
  2. 企业号/企业微信 Demo:GitHub码云
  3. 微信小程序 Demo:GitHub码云
  4. 开放平台 Demo:GitHub码云
  5. 公众号 Demo:
    • 使用 Spring MVC 实现的公众号 Demo:GitHub码云
    • 使用 Spring Boot 实现的公众号 Demo(支持多公众号):GitHub码云
    • 含公众号和部分微信支付代码的 Demo:GitHub码云

 

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