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1. 登录微信公众平台
对于自学者,可以申请公众号测试账号,地址:微信公众平台 注册账号
对于企业开发者,可以直接用公司微信公众号登录微信公众平台,地址:微信公众平台
登录后,在导航栏最底部找到开发—基本配置
2.后台token验证接口
<mp.weixin.version>4.3.0</mp.weixin.version> <!--微信依赖--> <dependency> <groupId>com.github.binarywang</groupId> <artifactId>weixin-java-mp</artifactId> <version>${mp.weixin.version}</version> </dependency> <dependency> <groupId>com.github.binarywang</groupId> <artifactId>weixin-java-cp</artifactId> <version>${mp.weixin.version}</version> </dependency> <dependency> <groupId>com.github.binarywang</groupId> <artifactId>weixin-java-common</artifactId> <version>${mp.weixin.version}</version> </dependency>
@RestController @AllArgsConstructor @RequestMapping("/{appId}/portal") public class WxPortalController { /** * 微信接入校验处理 * @param appId 多公众号标志位 * @param signature 微信签名 * @param timestamp 时间戳 * @param nonce 随机数 * @param echostr 随机字符串 * @return */ @XssCleanIgnore @GetMapping(produces = "text/plain;charset=utf-8") public String checkToken(@PathVariable("appId") String appId, @RequestParam(name = "signature", required = false) String signature, @RequestParam(name = "timestamp", required = false) String timestamp, @RequestParam(name = "nonce", required = false) String nonce, @RequestParam(name = "echostr", required = false) String echostr) { log.info("接收到来自微信服务器的认证消息:[{}, {}, {}, {}]", signature, timestamp, nonce, echostr); if (StrUtil.isAllBlank(signature, timestamp, nonce, echostr)) { throw new IllegalArgumentException("请求参数非法,请核实!"); } final WxMpService wxService = WxMpInitConfigRunner.getMpServices().get(appId); if (wxService == null) { throw new IllegalArgumentException(String.format("未找到对应appid=[%d]的配置,请核实!", appId)); } if (wxService.checkSignature(timestamp, nonce, signature)) { return echostr; } return "非法请求"; } }
3.填写接口
https://api.xxx.com/mp/youerAppId/portal