小程序getPhoneNumber

最新推荐文章于 2025-05-21 17:09:16 发布

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最新推荐文章于 2025-05-21 17:09:16 发布

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分类专栏：小程序文章标签：小程序getPhoneNumber 函数

本文链接：https://blog.youkuaiyun.com/qq_24978413/article/details/78017540

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这篇博客详细介绍了如何在小程序中使用getPhoneNumber方法获取用户电话，并结合后端接口处理加密数据，实现电话号码的安全获取。当用户拒绝授权时，会显示相应提示。同时，后端通过微信API解密数据，获取并返回用户电话号码。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

<button open-type="getPhoneNumber" bindgetphonenumber= "getPhoneNumber" >获取电话</button>

getPhoneNumber: function (e) {
    var that = this;
    console.log(e.detail.errMsg)
    console.log(e.detail.iv)
    console.log(e.detail.encryptedData)
    if (e.detail.errMsg == 'getPhoneNumber:fail user deny') {
      wx.showModal({
        title: '提示',
        showCancel: false,
        content: '未授权',
        success: function (res) { }
      })
    } else {
      wx.login({
        success: function (code) {
          that.getPhone(code.code, e.detail.iv, e.detail.encryptedData)
        }
      })
      wx.showModal({
        title: '提示',
        showCancel: false,
        content: '同意授权',
        success: function (res) { }
      })
    }
  }, 
  getPhone: function (loginCode, iv, encryptedData){
    common.getRequestSyn2('/mini-program/getPhoneNumber.json', { code: loginCode, iv: iv, encryptedData: encryptedData }, true,
      function (res) {
        if (res.data.success) {
          console.log(res)
        }
      })
  },

@RequestMapping("/getPhoneNumber.json")
@ResponseBody
public JSONResult getPhoneNumber(@RequestParam String code,
                        @RequestParam String encryptedData,
                        @RequestParam String iv) {
    String appId = "";//miniProgramSettings.getAppId();
    String appSecret = "";//miniProgramSettings.getAppSecret();

    StringBuilder sb = new StringBuilder();
    sb.append("https://api.weixin.qq.com/sns/jscode2session");
    sb.append("?appid=").append(appId);
    sb.append("&secret=").append(appSecret);
    sb.append("&js_code=").append(code);
    sb.append("&grant_type=authorization_code");

    logger.debug("url : " + sb.toString());

    SimpleClientHttpRequestFactory factory = new SimpleClientHttpRequestFactory();
    RestTemplate restTemplate = new RestTemplate(factory);
    String jsonStr = restTemplate.getForEntity(sb.toString(), String.class).getBody();

    JSONResult result = JSONResult.fail(null);
    try {
        ObjectMapper mapper = new ObjectMapper();
        JsonNode node = mapper.readTree(jsonStr);
        if (node.isContainerNode() && node.has("openid")) {
            String sessionKey = node.get("session_key").asText();
            String openId = node.get("openid").asText();
            int expiresIn = node.get("expires_in").asInt();

            AES aes = new AES();
            byte[] resultByte = aes.decrypt(Base64.decodeBase64(encryptedData), Base64.decodeBase64(sessionKey), Base64.decodeBase64(iv));
            if(null != resultByte && resultByte.length > 0){
                String userInfo = new String(resultByte, "UTF-8");
                String phone = "";
                JsonNode nodePhone = mapper.readTree(userInfo);
                if (nodePhone.isContainerNode() && nodePhone.has("purePhoneNumber")) {
                    phone = nodePhone.get("purePhoneNumber").asText();
                }
                result.setSuccess(true);
                result.setContent(phone);
            } else {
                logger.warn("decrypt failed!");
            }
        } else {
            logger.warn(jsonStr);
        }
    } catch (IOException e) {
        e.printStackTrace();
        result.setMessage(e.getMessage());
    } catch (InvalidAlgorithmParameterException e) {
        e.printStackTrace();
        result.setMessage(e.getMessage());
    }

    return result;
}