# 实验四 基于Spring Security码云OAuth2认证的实验仓库

**Repository Path**: chainsawman/spring-security-gitee-experiment-4

## Basic Information

- **Project Name**: 实验四 基于Spring Security码云OAuth2认证的实验仓库
- **Description**: 实验四 基于Spring Security码云OAuth2认证的实验仓库
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 70
- **Created**: 2020-12-06
- **Last Updated**: 2020-12-19

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# 实验四 基于Spring Security码云OAuth2认证的实验仓库

# Springboot实验四
| 实验名称： | 利用Spring boot的自动装配特性实现动态注册组件 | 实验序号： | 四            |
|-------|---------------------|-------|--------------|
| 姓名：   | 陈志聪                 | 学号：   | 201841413203 |
| 班级：   | 18网工2班              | 实验地点： | 线上           |
| 实验日期： | 2020/11/20           | 指导老师： | 黎志雄          |
| 成绩：   |                     | 同组同学： | 无            |  
![输入图片说明](https://images.gitee.com/uploads/images/2020/1208/214558_6a00f210_8165504.png "屏幕截图.png")  
![输入图片说明](https://images.gitee.com/uploads/images/2020/1208/214623_74480969_8165504.png "屏幕截图.png")  
```
 public Authentication authenticate(Authentication authentication) throws AuthenticationException {
            // 用户认证前，构造一个GiteeOAuth2LoginAuthenticationToken
            GiteeOAuth2LoginAuthenticationToken authenticationToken = (GiteeOAuth2LoginAuthenticationToken) authentication;
            // 通过码云API获取access_token
            String accessToken = getAccessToken(authenticationToken.getCode());
            // 通过码云API获取Gitee授权用户的资料
            Map<String, Object> userInfo = getUserInfo(accessToken);
            // 认证成功后，重新生成Authentication
            return createSuccessAuthentication(Objects.requireNonNull(userInfo), authenticationToken.getRequest());
        }
```  
![输入图片说明](https://images.gitee.com/uploads/images/2020/1208/214922_331acbc9_8165504.png "屏幕截图.png")  
![输入图片说明](https://images.gitee.com/uploads/images/2020/1208/214959_10605f4e_8165504.png "屏幕截图.png")  
![输入图片说明](https://images.gitee.com/uploads/images/2020/1208/215010_49952e51_8165504.png "屏幕截图.png")  
```
            if (!request.getRequestURI().endsWith(DEFAULT_AUTHORIZATION_REQUEST_BASE_URI)) {
                filterChain.doFilter(request, response);
                return;// 执行完安全过滤器链后不执行后面的代码。
            }
            String uriString = UriComponentsBuilder.fromUriString("https://gitee.com/oauth/authorize?client_id={client_id}&redirect_uri={redirect_uri}&response_type=code")
            .encode()
            .buildAndExpand(CLIENT_ID,REDIRECT_URI).toUriString();
            response.sendRedirect(uriString);
```  
![输入图片说明](https://images.gitee.com/uploads/images/2020/1208/215043_e2ee1155_8165504.png "屏幕截图.png")  
```
            URI uri=UriComponentsBuilder.fromUriString("https://gitee.com/oauth/token?grant_type=authorization_code&code={code}&client_id={client_id}&redirect_uri={redirect_uri}&client_secret={client_secret}")
            .encode()
            .buildAndExpand(code,CLIENT_ID,REDIRECT_URI,CLIENT_SECRET).toUri();

            RestTemplate rest=new RestTemplate();

            RequestEntity<Void> requestEntity=RequestEntity.post(uri).header("User-Agent","Dgut Demo").build();

            ResponseEntity<String> exchange = rest.exchange(requestEntity, String.class);

            String result=exchange.getBody();

            Map<String, Object> resultMap = new JacksonJsonParser().parseMap(result);

            String access_token=(String)resultMap.get("access_token");
            System.out.println(access_token);
            return access_token;
```  
![输入图片说明](https://images.gitee.com/uploads/images/2020/1208/215118_ca85ccfa_8165504.png "屏幕截图.png")  
```
            URI uri=UriComponentsBuilder.fromUriString(USER_INFO_URI)
                    .encode()
                    .buildAndExpand(accessToken)
                    .toUri();
            RestTemplate rest=new RestTemplate();
            RequestEntity<Void> requestEntity=RequestEntity.get(uri).header("User-Agent","Dgut_Demo2").build();
            ResponseEntity<String> exchange = rest.exchange(requestEntity, String.class);
            String result=exchange.getBody();
            Map<String, Object> resultMap = new JacksonJsonParser().parseMap(result);


            return resultMap;
```  
![输入图片说明](https://images.gitee.com/uploads/images/2020/1208/215232_6d116e96_8165504.png "屏幕截图.png")  
``` 
http.addFilterAfter(new GiteeOAuth2RedirectFilter(), LogoutFilter.class);
        http.addFilterAfter(new GiteeOAuth2LoginAuthenticationFilter(),LogoutFilter.class);
```  
![输入图片说明](https://images.gitee.com/uploads/images/2020/1208/215312_4025f4e2_8165504.png "屏幕截图.png")  
``` 
http.apply(new GiteeOAuth2LoginConfigurer<>());
```  
![输入图片说明](https://images.gitee.com/uploads/images/2020/1208/215401_3a4d35b5_8165504.png "屏幕截图.png")  
```
        String userIndex(Authentication auth,Model model) {

            System.out.println(auth.getName());

            String username=auth.getName();
            model.addAttribute("username",username);
            return "user";
        }
```  
![输入图片说明](https://images.gitee.com/uploads/images/2020/1208/215428_ad9d985f_8165504.png "屏幕截图.png")  
```
    @Test
    @WithMockUser(authorities = "USER")
    @GetMapping("/test")
    public void test() throws Exception {

        String naive= mvc.perform(get("/test")).andExpect(status().isOk()).andDo(print()).andReturn().getResponse().getContentAsString();
        System.out.println(naive);
    }
```  

![输入图片说明](https://images.gitee.com/uploads/images/2020/1209/122747_1876de8d_8165504.png "屏幕截图.png")