【微信开发】SpringBoot集成微信小程序授权登录。

文章目录【微信开发】SpringBoot综合微信小程序授权登录1。Springboot后端(1)准备(2)相关配置类(3)相关实体类(4)处理后端逻辑2。Uniapp前端(1)授权登录(2)效果风格微信微信官方账号。

【微信开发】SpringBoot集成微信小程序授权登录。我这里靠的是第三方，是目前最火的微信开发工具，WxJava。

1.SprinBoot后端(1)准备工作引入相关依赖。

com . github . binary wangweixin -Java -pay 4 . 1 . 0配置应用程序. yml

# ----------------系统配置#服务配置pay -平台:#微信wx: pay: appid: secret。

进口龙目岛。数据；导入org . spring framework . boot . context . properties . configuration properties；/* * * wxpayproperties。* * @ AuthorBinarywang */@ data @ Configuration Properties(prefix = " pay -platform . wx . pay ")公共类wxpayproperties {/* * *设置微信微信官方账号的appid或appId */私有字符串appId；私有字符串秘密；/* * *微信支付商户号*/私串mchId/* * *微信支付商户密钥*/私有字符串mchKey/* * *服务商模式下的子商户公共账户ID，请不要在普通模式下配置，请删除配置文件*/私有字符串subAppId中的对应项；/* * *服务商模式下的子商户号，请不要在普通模式下配置，最好删除配置文件*/private string Sub macid中的对应项；/* * * API client _ cert . p12文件的绝对路径，或者如果放在项目中，请在classpath开头指定*/private String key path:/* * *支付回调地址*/private String notifyUrl；}属性配置类

导入com . github . binary Wang . wx pay . config . wx pay config；导入com . github . binary Wang . wx pay . service . wx pay service；导入com . github . binary Wang . wx pay . service . impl . wxpayserviceimpl；进口龙目岛。AllArgsConstructor导入org . Apache . commons . lang 3 . string utils；import org . spring framework . boot . auto configure . condition . condition alon class；import org . spring framework . boot . auto configure . condition . conditionalonmissingbean；import org . spring framework . boot . context . properties . enableconfigurationproperties；导入org . spring framework . context . annotation . bean；导入org . spring framework . context . annotation . configuration；/* * * * @作者二进制王*/@ Configuration @ conditional class(wxpayservice . class)@ EnableConfigurationProperties(WxPayProperties . class)@ AllArgsConstructorpublic class WxPayConfiguration { private WxPayProperties properties；@ Bean @ conditionalonmissingbean public WxPayService wx service(){ WxPayConfig pay config = new WxPayConfig()；pay config . setappid(string utils . trim tonull(this . properties . getappid())；pay config . setmchid(string utils . trim tonull(this . properties . getmchid()))；pay config . setmchkey(string utils . trim tonull(this . properties . getmchkey()))；pay config . setsubappid(string utils . trim tonull(this . properties . getsubappid())；pay config . setsubmcid(string utils . trim tonull(this . properties . getsubmcid())；pay config . set key path(string utils . trim tonull(this . properties . getkey path())；//可以指定是否使用沙盒环境payconfig。setusesandboxenv(false)；WxPayService WxPayService = new WxPayServiceImpl()；wxpayservice . set config(pay config)；返回wxPayService}} (3)相关实体类相关实体类可以用json map格式处理，这是我这里的个人习惯。

进口龙目岛。数据；导入lombok . experimental . accessors；/* * *接口调用凭证* https://developers . weixin . QQ . com/mini program/dev/API -back end/open -API/access -token/auth . getaccessstoken . html * * @ author tell sea * @ date 2021/05/20 */@ Data @ Accessors(chain = true)公共类AccessToken {私有字符串access token；/* * *凭证有效时间，单位:秒。当前值在7200秒内。*/private Integer expi resi；私有整数errCode私有字符串errMsg}导入龙目岛。数据；导入lombok . experimental . accessors；/* * * OpenID * https://developers . weixin . QQ . com/mini program/dev/API -back end/open -API/log in/auth . code 2 session . html * * @ authtellsea * @ date 2021/05/20 */@ Data @ Accessors(chain = true)public class code 2 session { private String OpenID；私有字符串sessionKey私有字符串unionId私有整数errCode私有字符串errMsg}导入龙目岛。数据；导入lombok . experimental . accessors；/* * *微信登录* * @ AuthorTellsea * @ date 2021/05/19 */@ data @ accessors(chain = true)公共类weixinlogin {私有字符串代码；私有字符串encryptedData私弦四；私有字符串昵称；私有字符串avatarUrl私有整数性别；}龙目岛。数据；导入lombok . experimental . accessors；/* * *微信令牌* * @ AuthorTellsea * @ date 2021/05/20 */@ data @ accessors(chain = true)公共类weixin令牌{公共静态字符串令牌；(4)处理后端逻辑控制层

包com . ruo yi . business . appuser . controller；导入cn . Hu tool . core . lang . validator；导入com . Alibaba . fast JSON . JSON object；导入com . baomi dou . mybatisplus . core . conditions . query . lambdaquerywrapper；导入com . ruoyi . business . appuser . service . weixinservice；导入com . ruo yi . business . appuser . VO . wx . code 2 session；导入com . ruo yi . business . appuser . VO . wx . order info；导入com . ruo yi . business . appuser . VO . wx . weixinlogin；导入com . ruoyi . common . constant . constants；导入com . ruoyi . common . constant . user constants；导入com . ruoyi . common . core . domain . Ajax result；导入com . ruoyi . common . core . domain . entity . sys user；导入com . ruoyi . common . core . domain . model . loginuser；导入com . ruoyi . common . utils . security utils；导入com . ruo yi . common . utils . servlet utils；导入com . ruoyi . framework . web . service . sysloginservice；导入com . ruoyi . framework . web . service . syspermissionservice；导入com . ruo yi . framework . web . service . token service；导入com . ruoyi . system . service . isysuserservice；导入com . zhhy . tool . utils . integer utils；导入io . swagger . annotations . API；导入io . swagger . annotations . API operation；导入lombok . extern . SLF 4j . SLF 4j；导入org . Apache . commons . codec . binary . base64；导入org . Apache . commons . lang 3 . string utils；导入org . spring framework . beans . factory . annotation . auto wired；导入org . spring framework . util . collection utils；导入org . spring framework . web . bind . annotation . *；导入javax . crypto . cipher；导入javax . crypto . spec . ivparameterspec；导入javax . crypto . spec . secretkeyspec；导入Java . nio . charset . standard charsets；导入Java . security . spec . algorithm parameter spec；导入Java . util . list；导入Java . util . set；/* * * @ AuthorTellSea * @ date 2021/11/09 */@ slf4j @ API(value = "微信API "，Tags = { "微信API " })@ rest controller @ request mapping("/au/weixin ")公共类auweixincontroller { @ auto wired private isysuserserviceuserservice；@ Autowiredprivate SysLoginService loginService；@ autowired private WeiXinService WeiXinService；@ Autowiredprivate SysPermissionService permissionService；@ autowired private token service token service；@ApiOperation("微信用户登录")@ post mapping(" log in ")public Ajax结果登录(@ requestbodyweixinlogin dto){ code 2 session code 2 session = weixinservice . code 2 session(dto . getcode())；If(字符串实用程序。不为空(code2session。get OpenID())){//解析电话号码字符串phone numberbyte[]byEncrypdata = base64 . decode base 64(dto . getencrypteddata())；byte[]byiv data = base64 . decode base 64(dto . getiv())；byte[]by session key = base64 . decode base 64(code 2 session . getsession key())；algorithm parameter spec iv spec = new IvParameterSpec(byIvdata)；尝试{ SecretKeySpec key spec = new SecretKeySpec(bysession key，" AES ")；cipher cipher = cipher . getinstance(" AES/CBC/pkcs 5 padding ")；cipher.init(密码。DECRYPT_MODE，keySpec，iv spec)；String phone result = new String(cipher . do final(byEncrypdata)，StandardCharsets。UTF _ 8)；JSON object phone object = JSON object . parse object(phone result)；phone number = phoneobject . getstring(" phone number ")；} catch(Exception e){ e . printstacktrace()；返回AjaxResult.error("手机号解密失败")；}//根据openId查询该用户是否存在list list = userservice.list(新lambda查询包装器()。eq (sysuser:: get OpenID，code2Session.getOpenId())。或者()。eq(SysUser::getUserName，phoneNumber)。或者()。eq(SysUser::getPhonenumber，phone number))；Ajax result Ajax = Ajax result . success()；If(集合utils。isempty(list)){//添加新的用户字符串defaultPassword = " 111111SysUser user = new SysUser()。setopen id(code 2 session . get OpenID())。setUserName(电话号码)。setNickName(dto.getNickName())。setDeptId(0L)。setPassword(默认密码)。setPhonenumber(电话号码)。set avatar(dto . getavatarurl())；if(integer utils . eq(dto . getgender()，0)){ user . setsex(" 2 ")；} else if(integer utils . eq(dto . getgender()，1)){ user . setsex(" 0 ")；} else if(integerutils . eq(dto . getgender()，2)){ user . setsex(" 1 ")；} if(用户常量。不唯一。等于(用户服务。check username unique(user . get username())){返回Ajax结果。错误(“手机号已注册”)；} else if(验证器。不为空(用户。getphonenumber())& & user constants。不唯一。等于(用户服务。check phone unique(user)){返回Ajax结果。错误(“手机号已被使用”)；} user . setcreateby(security utils . get username())；user . set password(security utils . encrypt password(user . get password()))；//默认为角色用户user . setroleids(new Long[]{ 1L })；userService.insertUser(用户)；string token = log in service . log in(user . get username()、default password)；ajax.put(常量。TOKEN，令牌)；返回ajax} else if (list.size() == 1) {//更新用户信息:此处找到的信息之一可能是SysUser sysUser = list.get(0)在openId、userName、phonenumber三个字段之一中找到的；sysuser . set nickname(dto . get nickname())；sysuser . set avatar(dto . getavatarurl())；if(integer utils . eq(dto . getgender()，0)){ sysuser . setsex(" 2 ")；} else if(integerutils . eq(dto . getgender()，1)){ sysuser . setsex(" 0 ")；} else if(integer utils . eq(dto . get gender()，2)) {sysUser