先後端分離項目 — SpringSocial 綁定與解綁社交帳號如微信、QQ

一、準備工做

申請QQ、微信相關AppId和AppSecret,這些你們本身到QQ互聯微信開發平臺 去申請吧
還有java後臺要引入相關的jar包,以下:html

<dependencies>
     <dependency>
         <groupId>org.springframework.security.oauth.boot</groupId>
         <artifactId>spring-security-oauth2-autoconfigure</artifactId>
     </dependency>
     <dependency>
         <groupId>org.springframework.security.oauth</groupId>
         <artifactId>spring-security-oauth2</artifactId>
         <version>2.3.3.RELEASE</version>
     </dependency>
     <dependency>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-security</artifactId>
     </dependency>
     <!--<dependency>-->
         <!--<groupId>org.springframework.cloud</groupId>-->
         <!--<artifactId>spring-cloud-starter-security</artifactId>-->
     <!--</dependency>-->
     <dependency>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-security</artifactId>
     </dependency>

     <dependency>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-oauth2</artifactId>
     </dependency>
     <dependency>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-data-redis</artifactId>
     </dependency>
     <dependency>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-jdbc</artifactId>
     </dependency>
     <dependency>
         <groupId>mysql</groupId>
         <artifactId>mysql-connector-java</artifactId>
     </dependency>
     <dependency>
         <groupId>org.springframework.social</groupId>
         <artifactId>spring-social-config</artifactId>
         <version>1.1.6.RELEASE</version>
     </dependency>
     <dependency>
         <groupId>org.springframework.social</groupId>
         <artifactId>spring-social-core</artifactId>
         <version>1.1.6.RELEASE</version>
     </dependency>
     <dependency>
         <groupId>org.springframework.social</groupId>
         <artifactId>spring-social-security</artifactId>
         <version>1.1.6.RELEASE</version>
     </dependency>
     <dependency>
         <groupId>org.springframework.social</groupId>
         <artifactId>spring-social-web</artifactId>
         <version>1.1.6.RELEASE</version>
     </dependency>
     <dependency>
         <groupId>io.jsonwebtoken</groupId>
         <artifactId>jjwt</artifactId>
         <version>0.9.1</version>
     </dependency>

     <dependency>
         <groupId>org.apache.commons</groupId>
         <artifactId>commons-lang3</artifactId>
         <version>3.7</version>
     </dependency>

     <dependency>
         <groupId>org.apache.commons</groupId>
         <artifactId>commons-collections4</artifactId>
         <version>4.2</version>
     </dependency>

     <dependency>
         <groupId>commons-beanutils</groupId>
         <artifactId>commons-beanutils</artifactId>
         <version>1.9.3</version>
     </dependency>
     <dependency>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-configuration-processor</artifactId>
     </dependency>
     <dependency>
         <groupId>org.springframework.data</groupId>
         <artifactId>spring-data-mongodb</artifactId>
         <version>2.0.9.RELEASE</version>
     </dependency>
     <dependency>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-data-mongodb</artifactId>
         <version>2.0.4.RELEASE</version>
     </dependency>
     <dependency>
         <groupId>com.fasterxml.jackson.core</groupId>
         <artifactId>jackson-core</artifactId>
         <version>2.9.6</version>
     </dependency>

而後在application.properties裏面設置相關配置,如redis、mysql等設置,以下:前端

spring.datasource.url=
 spring.datasource.username=
 spring.datasource.password=
 spring.datasource.driverClassName=com.mysql.jdbc.Driver
 
 spring.redis.host=127.0.0.1
 spring.redis.password=your_pwd
 spring.redis.port=6379
 spring.redis.timeout=30000
 
 ssb.security.social.register-url=/social/signUp
 ssb.security.social.filter-processes-url=/social-login
 ssb.security.social.bind-url=https://website/social-bind/qq
 ssb.security.social.callback-url=https://website/social-login
 ssb.security.social.connect-url=https://website/social-connect

 //QQ受權
 ssb.security.social.qq.app-id=
 ssb.security.social.qq.app-secret=
 ssb.security.social.qq.provider-id=qq
 
 //WeChat受權
 ssb.security.social.wechat.app-id=
 ssb.security.social.wechat.app-secret=
 ssb.security.social.wechat.provider-id=wechat

二、分析社交綁定ConnectController類

準備工做作好以後,如今咱們開始分析社交綁定,其實spring-social框架裏已經自帶了spring-social-web,這個jar包裏面有個ConnectController.java類,這個類已經幫咱們實現了相關綁定與解綁實現方法,問題在於它是基於Session的,因此若是是先後端分離項目使用Session固然應有問題,因此咱們要結合Redis來使用,把相關變量都存在Redis中,因此咱們上面已經配置好了Redis,咱們再來看看Redis配置代碼:vue

@Configuration
public class RestTemplateConfig {

    @Bean
    public RestTemplate restTemplate(ClientHttpRequestFactory factory){
        return new RestTemplate(factory);
    }

    @Bean
    public ClientHttpRequestFactory simpleClientHttpRequestFactory(){
        SimpleClientHttpRequestFactory factory = new SimpleClientHttpRequestFactory();
        factory.setReadTimeout(50000);//單位爲ms
        factory.setConnectTimeout(50000);//單位爲ms
        return factory;
    }
}

三、獲取系統當前用戶全部社交帳號綁定狀況

設置好以後,咱們來分析一下spring-social-web這個jar包獲取社交帳號綁定狀況,它的請求地址是/connect,代碼以下:java

@Controller
@RequestMapping({"/connect"})
public class ConnectController implements InitializingBean {
    private static final Log logger = LogFactory.getLog(ConnectController.class);
    private final ConnectionFactoryLocator connectionFactoryLocator;
    private final ConnectionRepository connectionRepository;
    private final MultiValueMap<Class<?>, ConnectInterceptor<?>> connectInterceptors = new LinkedMultiValueMap();
    private final MultiValueMap<Class<?>, DisconnectInterceptor<?>> disconnectInterceptors = new LinkedMultiValueMap();
    private ConnectSupport connectSupport;
    private final UrlPathHelper urlPathHelper = new UrlPathHelper();
    private String viewPath = "connect/";
    private SessionStrategy sessionStrategy = new HttpSessionSessionStrategy();
    private String applicationUrl = null;
    protected static final String DUPLICATE_CONNECTION_ATTRIBUTE = "social_addConnection_duplicate";
    protected static final String PROVIDER_ERROR_ATTRIBUTE = "social_provider_error";
    protected static final String AUTHORIZATION_ERROR_ATTRIBUTE = "social_authorization_error";

    @Inject
    public ConnectController(ConnectionFactoryLocator connectionFactoryLocator, ConnectionRepository connectionRepository) {
        this.connectionFactoryLocator = connectionFactoryLocator;
        this.connectionRepository = connectionRepository;
    }

    /** @deprecated */
    @Deprecated
    public void setInterceptors(List<ConnectInterceptor<?>> interceptors) {
        this.setConnectInterceptors(interceptors);
    }

    public void setConnectInterceptors(List<ConnectInterceptor<?>> interceptors) {
        Iterator var2 = interceptors.iterator();

        while(var2.hasNext()) {
            ConnectInterceptor<?> interceptor = (ConnectInterceptor)var2.next();
            this.addInterceptor(interceptor);
        }

    }

    public void setDisconnectInterceptors(List<DisconnectInterceptor<?>> interceptors) {
        Iterator var2 = interceptors.iterator();

        while(var2.hasNext()) {
            DisconnectInterceptor<?> interceptor = (DisconnectInterceptor)var2.next();
            this.addDisconnectInterceptor(interceptor);
        }

    }

    public void setApplicationUrl(String applicationUrl) {
        this.applicationUrl = applicationUrl;
    }

    public void setViewPath(String viewPath) {
        this.viewPath = viewPath;
    }

    public void setSessionStrategy(SessionStrategy sessionStrategy) {
        this.sessionStrategy = sessionStrategy;
    }

    public void addInterceptor(ConnectInterceptor<?> interceptor) {
        Class<?> serviceApiType = GenericTypeResolver.resolveTypeArgument(interceptor.getClass(), ConnectInterceptor.class);
        this.connectInterceptors.add(serviceApiType, interceptor);
    }

    public void addDisconnectInterceptor(DisconnectInterceptor<?> interceptor) {
        Class<?> serviceApiType = GenericTypeResolver.resolveTypeArgument(interceptor.getClass(), DisconnectInterceptor.class);
        this.disconnectInterceptors.add(serviceApiType, interceptor);
    }

    @RequestMapping(
        method = {RequestMethod.GET}
    )
    public String connectionStatus(NativeWebRequest request, Model model) {
        this.setNoCache(request);
        this.processFlash(request, model);
        Map<String, List<Connection<?>>> connections = this.connectionRepository.findAllConnections();
        model.addAttribute("providerIds", this.connectionFactoryLocator.registeredProviderIds());
        model.addAttribute("connectionMap", connections);
        return this.connectView();
    }

    @RequestMapping(
        value = {"/{providerId}"},
        method = {RequestMethod.GET}
    )
    public String connectionStatus(@PathVariable String providerId, NativeWebRequest request, Model model) {
        this.setNoCache(request);
        this.processFlash(request, model);
        List<Connection<?>> connections = this.connectionRepository.findConnections(providerId);
        this.setNoCache(request);
        if(connections.isEmpty()) {
            return this.connectView(providerId);
        } else {
            model.addAttribute("connections", connections);
            return this.connectedView(providerId);
        }
    }

    @RequestMapping(
        value = {"/{providerId}"},
        method = {RequestMethod.POST}
    )
    public RedirectView connect(@PathVariable String providerId, NativeWebRequest request) {
        ConnectionFactory<?> connectionFactory = this.connectionFactoryLocator.getConnectionFactory(providerId);
        MultiValueMap<String, String> parameters = new LinkedMultiValueMap();
        this.preConnect(connectionFactory, parameters, request);

        try {
            return new RedirectView(this.connectSupport.buildOAuthUrl(connectionFactory, request, parameters));
        } catch (Exception var6) {
            this.sessionStrategy.setAttribute(request, "social_provider_error", var6);
            return this.connectionStatusRedirect(providerId, request);
        }
    }

    @RequestMapping(
        value = {"/{providerId}"},
        method = {RequestMethod.GET},
        params = {"oauth_token"}
    )
    public RedirectView oauth1Callback(@PathVariable String providerId, NativeWebRequest request) {
        try {
            OAuth1ConnectionFactory<?> connectionFactory = (OAuth1ConnectionFactory)this.connectionFactoryLocator.getConnectionFactory(providerId);
            Connection<?> connection = this.connectSupport.completeConnection(connectionFactory, request);
            this.addConnection(connection, connectionFactory, request);
        } catch (Exception var5) {
            this.sessionStrategy.setAttribute(request, "social_provider_error", var5);
            logger.warn("Exception while handling OAuth1 callback (" + var5.getMessage() + "). Redirecting to " + providerId + " connection status page.");
        }

        return this.connectionStatusRedirect(providerId, request);
    }

    @RequestMapping(
        value = {"/{providerId}"},
        method = {RequestMethod.GET},
        params = {"code"}
    )
    public RedirectView oauth2Callback(@PathVariable String providerId, NativeWebRequest request) {
        try {
            OAuth2ConnectionFactory<?> connectionFactory = (OAuth2ConnectionFactory)this.connectionFactoryLocator.getConnectionFactory(providerId);
            Connection<?> connection = this.connectSupport.completeConnection(connectionFactory, request);
            this.addConnection(connection, connectionFactory, request);
        } catch (Exception var5) {
            this.sessionStrategy.setAttribute(request, "social_provider_error", var5);
            logger.warn("Exception while handling OAuth2 callback (" + var5.getMessage() + "). Redirecting to " + providerId + " connection status page.");
        }

        return this.connectionStatusRedirect(providerId, request);
    }

    @RequestMapping(
        value = {"/{providerId}"},
        method = {RequestMethod.GET},
        params = {"error"}
    )
    public RedirectView oauth2ErrorCallback(@PathVariable String providerId, @RequestParam("error") String error, @RequestParam(value = "error_description",required = false) String errorDescription, @RequestParam(value = "error_uri",required = false) String errorUri, NativeWebRequest request) {
        Map<String, String> errorMap = new HashMap();
        errorMap.put("error", error);
        if(errorDescription != null) {
            errorMap.put("errorDescription", errorDescription);
        }

        if(errorUri != null) {
            errorMap.put("errorUri", errorUri);
        }

        this.sessionStrategy.setAttribute(request, "social_authorization_error", errorMap);
        return this.connectionStatusRedirect(providerId, request);
    }

    @RequestMapping(
        value = {"/{providerId}"},
        method = {RequestMethod.DELETE}
    )
    public RedirectView removeConnections(@PathVariable String providerId, NativeWebRequest request) {
        ConnectionFactory<?> connectionFactory = this.connectionFactoryLocator.getConnectionFactory(providerId);
        this.preDisconnect(connectionFactory, request);
        this.connectionRepository.removeConnections(providerId);
        this.postDisconnect(connectionFactory, request);
        return this.connectionStatusRedirect(providerId, request);
    }

    @RequestMapping(
        value = {"/{providerId}/{providerUserId}"},
        method = {RequestMethod.DELETE}
    )
    public RedirectView removeConnection(@PathVariable String providerId, @PathVariable String providerUserId, NativeWebRequest request) {
        ConnectionFactory<?> connectionFactory = this.connectionFactoryLocator.getConnectionFactory(providerId);
        this.preDisconnect(connectionFactory, request);
        this.connectionRepository.removeConnection(new ConnectionKey(providerId, providerUserId));
        this.postDisconnect(connectionFactory, request);
        return this.connectionStatusRedirect(providerId, request);
    }

    protected String connectView() {
        return this.getViewPath() + "status";
    }

    protected String connectView(String providerId) {
        return this.getViewPath() + providerId + "Connect";
    }

    protected String connectedView(String providerId) {
        return this.getViewPath() + providerId + "Connected";
    }

    protected RedirectView connectionStatusRedirect(String providerId, NativeWebRequest request) {
        HttpServletRequest servletRequest = (HttpServletRequest)request.getNativeRequest(HttpServletRequest.class);
        String path = "/connect/" + providerId + this.getPathExtension(servletRequest);
        if(this.prependServletPath(servletRequest)) {
            path = servletRequest.getServletPath() + path;
        }

        return new RedirectView(path, true);
    }

    public void afterPropertiesSet() throws Exception {
        this.connectSupport = new ConnectSupport(this.sessionStrategy);
        if(this.applicationUrl != null) {
            this.connectSupport.setApplicationUrl(this.applicationUrl);
        }

    }

    private boolean prependServletPath(HttpServletRequest request) {
        return !this.urlPathHelper.getPathWithinServletMapping(request).equals("");
    }

    private String getPathExtension(HttpServletRequest request) {
        String fileName = this.extractFullFilenameFromUrlPath(request.getRequestURI());
        String extension = StringUtils.getFilenameExtension(fileName);
        return extension != null?"." + extension:"";
    }

    private String extractFullFilenameFromUrlPath(String urlPath) {
        int end = urlPath.indexOf(63);
        if(end == -1) {
            end = urlPath.indexOf(35);
            if(end == -1) {
                end = urlPath.length();
            }
        }

        int begin = urlPath.lastIndexOf(47, end) + 1;
        int paramIndex = urlPath.indexOf(59, begin);
        end = paramIndex != -1 && paramIndex < end?paramIndex:end;
        return urlPath.substring(begin, end);
    }

    private String getViewPath() {
        return this.viewPath;
    }

    private void addConnection(Connection<?> connection, ConnectionFactory<?> connectionFactory, WebRequest request) {
        try {
            this.connectionRepository.addConnection(connection);
            this.postConnect(connectionFactory, connection, request);
        } catch (DuplicateConnectionException var5) {
            this.sessionStrategy.setAttribute(request, "social_addConnection_duplicate", var5);
        }

    }

    private void preConnect(ConnectionFactory<?> connectionFactory, MultiValueMap<String, String> parameters, WebRequest request) {
        Iterator var4 = this.interceptingConnectionsTo(connectionFactory).iterator();

        while(var4.hasNext()) {
            ConnectInterceptor interceptor = (ConnectInterceptor)var4.next();
            interceptor.preConnect(connectionFactory, parameters, request);
        }

    }

    private void postConnect(ConnectionFactory<?> connectionFactory, Connection<?> connection, WebRequest request) {
        Iterator var4 = this.interceptingConnectionsTo(connectionFactory).iterator();

        while(var4.hasNext()) {
            ConnectInterceptor interceptor = (ConnectInterceptor)var4.next();
            interceptor.postConnect(connection, request);
        }

    }

    private void preDisconnect(ConnectionFactory<?> connectionFactory, WebRequest request) {
        Iterator var3 = this.interceptingDisconnectionsTo(connectionFactory).iterator();

        while(var3.hasNext()) {
            DisconnectInterceptor interceptor = (DisconnectInterceptor)var3.next();
            interceptor.preDisconnect(connectionFactory, request);
        }

    }

    private void postDisconnect(ConnectionFactory<?> connectionFactory, WebRequest request) {
        Iterator var3 = this.interceptingDisconnectionsTo(connectionFactory).iterator();

        while(var3.hasNext()) {
            DisconnectInterceptor interceptor = (DisconnectInterceptor)var3.next();
            interceptor.postDisconnect(connectionFactory, request);
        }

    }

    private List<ConnectInterceptor<?>> interceptingConnectionsTo(ConnectionFactory<?> connectionFactory) {
        Class<?> serviceType = GenericTypeResolver.resolveTypeArgument(connectionFactory.getClass(), ConnectionFactory.class);
        List<ConnectInterceptor<?>> typedInterceptors = (List)this.connectInterceptors.get(serviceType);
        if(typedInterceptors == null) {
            typedInterceptors = Collections.emptyList();
        }

        return typedInterceptors;
    }

    private List<DisconnectInterceptor<?>> interceptingDisconnectionsTo(ConnectionFactory<?> connectionFactory) {
        Class<?> serviceType = GenericTypeResolver.resolveTypeArgument(connectionFactory.getClass(), ConnectionFactory.class);
        List<DisconnectInterceptor<?>> typedInterceptors = (List)this.disconnectInterceptors.get(serviceType);
        if(typedInterceptors == null) {
            typedInterceptors = Collections.emptyList();
        }

        return typedInterceptors;
    }

    private void processFlash(WebRequest request, Model model) {
        this.convertSessionAttributeToModelAttribute("social_addConnection_duplicate", request, model);
        this.convertSessionAttributeToModelAttribute("social_provider_error", request, model);
        model.addAttribute("social_authorization_error", this.sessionStrategy.getAttribute(request, "social_authorization_error"));
        this.sessionStrategy.removeAttribute(request, "social_authorization_error");
    }

    private void convertSessionAttributeToModelAttribute(String attributeName, WebRequest request, Model model) {
        if(this.sessionStrategy.getAttribute(request, attributeName) != null) {
            model.addAttribute(attributeName, Boolean.TRUE);
            this.sessionStrategy.removeAttribute(request, attributeName);
        }

    }

    private void setNoCache(NativeWebRequest request) {
        HttpServletResponse response = (HttpServletResponse)request.getNativeResponse(HttpServletResponse.class);
        if(response != null) {
            response.setHeader("Pragma", "no-cache");
            response.setDateHeader("Expires", 1L);
            response.setHeader("Cache-Control", "no-cache");
            response.addHeader("Cache-Control", "no-store");
        }

    }
}

上面就是ConnectController的源碼了,咱們如今分析一下獲取當前用戶社交綁定狀況的方法:mysql

@RequestMapping(
      method = {RequestMethod.GET}
  )
  public String connectionStatus(NativeWebRequest request, Model model) {
      this.setNoCache(request);
      this.processFlash(request, model);
      Map<String, List<Connection<?>>> connections = this.connectionRepository.findAllConnections();
      model.addAttribute("providerIds", this.connectionFactoryLocator.registeredProviderIds());
      model.addAttribute("connectionMap", connections);
      return this.connectView();
  }

  @RequestMapping(
      value = {"/{providerId}"},
      method = {RequestMethod.GET}
  )
  public String connectionStatus(@PathVariable String providerId, NativeWebRequest request, Model model) {
      this.setNoCache(request);
      this.processFlash(request, model);
      List<Connection<?>> connections = this.connectionRepository.findConnections(providerId);
      this.setNoCache(request);
      if(connections.isEmpty()) {
          return this.connectView(providerId);
      } else {
          model.addAttribute("connections", connections);
          return this.connectedView(providerId);
      }
  }

對了,就是這兩個方法,前面第一個方法請求的地址是:/connect(須要用戶登陸) 這個地址是獲取當前用戶全部社交帳號綁定狀況,第二個方法請求的地址是:/connect/{providerId}(須要用戶登陸) 這個地址是獲取某個社交帳號綁定狀況,如/connect/qq,因此咱們要獲取當前用戶綁定的全部社交帳號綁定狀況,使用的是第一個方法,可是如今有個問題,獲取完以後 它是直接跳轉頁面到/connect/status,固然這不是咱們想要的,咱們要修改這個類,好比地址換成/socialConnect,這個換成本身的就好,而後咱們來改下這個方法,以下:git

@RequestMapping(
         method = {RequestMethod.GET}
 )
 public ResponseEntity<?> connectionStatus(NativeWebRequest request, Model model) throws JsonProcessingException {
     this.setNoCache(request);
     this.processFlash(request, model);
     Map<String, List<Connection<?>>> connections = this.connectionRepository.findAllConnections();
     model.addAttribute("providerIds", this.connectionFactoryLocator.registeredProviderIds());
     model.addAttribute("connectionMap", connections);
     Map<String,Boolean> result = new HashMap<String, Boolean>();
     for (String key : connections.keySet()){
         result.put(key, org.apache.commons.collections.CollectionUtils.isNotEmpty(connections.get(key)));
     }
     return ResponseEntity.ok(objectMapper.writeValueAsString(result));
 }

改好的代碼直接返回Json數據給前端,而不是跳轉頁面,完美解決了先後端分離項目問題,好了,咱們使用postman發送請求測試看看:github

clipboard.png

如圖所示,咱們成功獲取當前登陸用戶全部社交帳號綁定狀況了(爲何這裏只有qq和微信?社交帳號的類型是你application.proterties裏面配置的)。web

四、綁定社交帳號

好了,咱們來看看綁定社交帳號的方法:redis

@RequestMapping(
      value = {"/{providerId}"},
      method = {RequestMethod.POST}
  )
  public RedirectView connect(@PathVariable String providerId, NativeWebRequest request) {
      ConnectionFactory<?> connectionFactory = this.connectionFactoryLocator.getConnectionFactory(providerId);
      MultiValueMap<String, String> parameters = new LinkedMultiValueMap();
      this.preConnect(connectionFactory, parameters, request);

      try {
          return new RedirectView(this.connectSupport.buildOAuthUrl(connectionFactory, request, parameters));
      } catch (Exception var6) {
          this.sessionStrategy.setAttribute(request, "social_provider_error", var6);
          return this.connectionStatusRedirect(providerId, request);
      }
  }
  
  @RequestMapping(
      value = {"/{providerId}"},
      method = {RequestMethod.GET},
      params = {"code"}
  )
  public RedirectView oauth2Callback(@PathVariable String providerId, NativeWebRequest request) {
      try {
          OAuth2ConnectionFactory<?> connectionFactory = (OAuth2ConnectionFactory)this.connectionFactoryLocator.getConnectionFactory(providerId);
          Connection<?> connection = this.connectSupport.completeConnection(connectionFactory, request);
          this.addConnection(connection, connectionFactory, request);
      } catch (Exception var5) {
          this.sessionStrategy.setAttribute(request, "social_provider_error", var5);
          logger.warn("Exception while handling OAuth2 callback (" + var5.getMessage() + "). Redirecting to " + providerId + " connection status page.");
      }

      return this.connectionStatusRedirect(providerId, request);
  }

如今來分析 下這兩個 方法的做用,第一個方法請求的地址是:POST /connect/{providerId}(須要登陸) ,第二個方法請求地址是:GET /connect/{providerId}?code=&state=(須要登陸),第一個方法是獲取社交受權鏈接地址(這個是你本身社交登陸時候封裝好的,這裏我不打算詳細講解,後面課程再放出來吧)好比qq的受權地址:https://graph.qq.com/oauth2.0...,這樣當你受權成功以後就回調到了第二個方法裏面,順便把code和state原樣返回過來,這一套綁定機制都是基於session的,下面咱們來分析看下他是如何實現的。spring

咱們以微信爲例,首先咱們發送一個POST請求/connect/wechat,由於你已經登陸了,因此後臺能夠獲取當前user是誰,而後就獲取到請求的連接:https://open.weixin.qq.com/co...,最後就是跳轉到這個連接上面去。這是第一個方法的做用,接下來咱們分析第二個方法。

請求上面的連接以後就是跳轉到微信掃碼的頁面,以下所示:

clipboard.png

掃完以後立馬就跳到上面連接redirect_uri地址上面去,也就是如今的第二個方法上面,並且是帶着state和code兩個參數,這時候後臺開始驗證你回傳過來的state值是否是匹配的,不匹配就報錯而且跳轉到出錯頁面,匹配的話就往下走,而且經過code獲取SpringSecurity OAuth相關社交用戶信息並保存到數據庫中,這就是code和state的做用,驗證和獲取完以後就能夠,這樣你就綁定成功了,最後跳轉到/connected/wechat頁面了,這樣就結束了綁定功能了。

那麼咱們先後端分離項目要使用這套機制,咱們必須改一下他的源碼了。

首先第一個方法,咱們要把userId保存到以state的redis鍵值對中,也就是:{state:userId},而後以JSON的格式返回社交受權的連接給前臺,這是第一個方法要修改的思路。

而後第二個方法,是社交受權連接返回回來的,由於先後端分離項目session就沒法使用了,因此要獲取用戶信息必須經過上面redis保存的{state:userId},來獲取用戶id。再一個咱們經過code獲取社交用戶信息,兩個數據都獲取了,這個時候咱們就能夠安心的把社交用戶信息保存到數據庫中(這裏的經過state從redis中獲取userId,其實也是一種驗證state的方式,你想一想但是呢!),最後就跳轉到你想要的頁面就行了,下面就是修改後的代碼了,能夠看看:

@RequestMapping(
            value = {"/{providerId}"},
            method = {RequestMethod.POST}
    )
    public ResponseEntity<?> connect(@PathVariable String providerId,
                                     NativeWebRequest request) {
        HttpServletRequest nativeRequest = request.getNativeRequest(HttpServletRequest.class);
        Principal user = nativeRequest.getUserPrincipal();
        ConnectionFactory<?> connectionFactory = this.connectionFactoryLocator.getConnectionFactory(providerId);
        MultiValueMap<String, String> parameters = new LinkedMultiValueMap();
        this.preConnect(connectionFactory, parameters, request);
        try {
            String social_connect_url = this.connectSupport.buildOAuthUrl(connectionFactory, request, parameters);
            String state = (String) this.sessionStrategy.getAttribute(request, "oauth2State");
            this.sessionStrategy.removeAttribute(request, "oauth2State");
            //把userId以state爲key的形式保存到redis中
            socialRedisHelper.saveStateUserId(state, user.getName());
            //返回社交連接地址
            return ResponseEntity.ok(social_connect_url);
        } catch (Exception var6) {
            this.sessionStrategy.setAttribute(request, "social_provider_error", var6);
            logger.info(var6.getMessage());
            return null;
        }
    }
    
    //輔助方法1
    protected String callbackUrl(NativeWebRequest request) {
        if (this.callbackUrl != null) {
            return this.callbackUrl;
        } else {
            HttpServletRequest nativeRequest = request.getNativeRequest(HttpServletRequest.class);
            return this.applicationUrl != null ? this.applicationUrl + this.connectPath(nativeRequest) : nativeRequest.getRequestURL().toString();
        }
    }

    //輔助方法2
    private String connectPath(HttpServletRequest request) {
        String pathInfo = request.getPathInfo();
        return request.getServletPath() + (pathInfo != null ? pathInfo : "");
    }

    //回調方法
    @RequestMapping(
            value = {"/{providerId}"},
            method = {RequestMethod.GET},
            params = {"code"}
    )
    public void oauth2Callback(@PathVariable String providerId,
                               NativeWebRequest request,
                               HttpServletResponse response) {
        try {
            //ConnectController是先保存在session裏面,而後回調從session裏面取出來校驗
            //我如今是經過redis保存state 的 userId,這樣就至關於校驗了state
            String state = request.getParameter("state");
            String code = request.getParameter("code");
            OAuth2ConnectionFactory<?> connectionFactory = (OAuth2ConnectionFactory) this.connectionFactoryLocator.getConnectionFactory(providerId);
            AccessGrant accessGrant = connectionFactory.getOAuthOperations().exchangeForAccess(code, this.callbackUrl(request), null);
            Connection<?> connection = connectionFactory.createConnection(accessGrant);
            //從redis中獲取userid
            String userId = socialRedisHelper.getStateUserId(state);
            //保存到數據庫中
            jdbcConnectionRepository.createConnectionRepository(userId).addConnection(connection);
            //跳轉頁面到前臺任何你想設置的地址
            response.sendRedirect(connectUrl);
        } catch (Exception ex) {
            logger.info(ex.getMessage());
        }
    }

這樣你就完成了後臺綁定相關工做,那麼我把前端相關代碼也放出來你們看下吧:

gotoBind(type){
            let url = `${this.$url}/socialConnect/${type}`;
            this.$post(url)
            .then(res=>{
                if(res.code == 0){
                    this.openWindow(res.data.redirect_uri)
                }
            })
        },
openWindow(url){
            let sf_H = 550;
            let sf_W = 720;
            var iTop = (window.screen.height-30 -sf_H)/2; //得到窗口的垂直位置;  
            var iLeft = (window.screen.width-10 -sf_W)/2; //得到窗口的水平位置;
            let s = window.open(url,"social_bind_form",'height='+sf_H+
            ', width='+sf_W+',top='+iTop+',left='+iLeft+'toolbar=no, menubar=no, scrollbars=no, status=no, location=yes, resizable=yes');
        },

上面是獲取社交綁定地址並跳轉,下面是回調成功以後關閉對話框並刷新的頁面代碼。

<template>
    <section>
        <!--社交綁定成功處理頁面-->
    </section>
</template>
<script>
import {mapActions,mapState} from 'vuex'

export default {
    data(){
        return{
        }
    },
    created(){
        window.close(); 
        opener.location.reload();
    },
    methods:{
        
    }
}
</script>

咱們來演示一下:

clipboard.png

clipboard.png

clipboard.png

clipboard.png

五、解綁社交帳號

綁定社交帳號已經成功了,如今咱們來看一下如何解綁社交帳號吧,咱們先看下源碼是如何實現的,以下

@RequestMapping(
        value = {"/{providerId}"},
        method = {RequestMethod.DELETE}
    )
    public RedirectView removeConnections(@PathVariable String providerId, NativeWebRequest request) {
        ConnectionFactory<?> connectionFactory = this.connectionFactoryLocator.getConnectionFactory(providerId);
        this.preDisconnect(connectionFactory, request);
        this.connectionRepository.removeConnections(providerId);
        this.postDisconnect(connectionFactory, request);
        return this.connectionStatusRedirect(providerId, request);
    }

    @RequestMapping(
        value = {"/{providerId}/{providerUserId}"},
        method = {RequestMethod.DELETE}
    )
    public RedirectView removeConnection(@PathVariable String providerId, @PathVariable String providerUserId, NativeWebRequest request) {
        ConnectionFactory<?> connectionFactory = this.connectionFactoryLocator.getConnectionFactory(providerId);
        this.preDisconnect(connectionFactory, request);
        this.connectionRepository.removeConnection(new ConnectionKey(providerId, providerUserId));
        this.postDisconnect(connectionFactory, request);
        return this.connectionStatusRedirect(providerId, request);
    }

第一個方法請求地址是:Delete /connect/{providerId}(需登陸),第二個方法請求地址是:Delete /connect/{providerId}/{providerUserId}(需登陸),注意這裏的providerUserId其實就是社交用戶id,好比微信的openId,第一個方法是根據登陸的userId和providerId來刪除數據庫中綁定的社交用戶數據,第二個方法是根據登陸的userId和providerId還有providerUserId來刪除數據庫中綁定的社交用戶數據,這兩個 方法都有相同的一點就是跳轉到刪除以後的頁面,因此咱們只要把跳轉頁面以JSON的形式返回給前端就好,下面就是修改後的代碼:

@RequestMapping(
            value = {"/{providerId}"},
            method = {RequestMethod.DELETE}
    )
    public ResponseEntity<?> removeConnections(@PathVariable String providerId, NativeWebRequest request) {
        ConnectionFactory<?> connectionFactory = this.connectionFactoryLocator.getConnectionFactory(providerId);
        this.preDisconnect(connectionFactory, request);
        this.connectionRepository.removeConnections(providerId);
        this.postDisconnect(connectionFactory, request);
        return ResponseEntity.ok("success");
    }

    @RequestMapping(
            value = {"/{providerId}/{providerUserId}"},
            method = {RequestMethod.DELETE}
    )
    public ResponseEntity<?> removeConnection(@PathVariable String providerId,
                                              @PathVariable String providerUserId,
                                              NativeWebRequest request) throws IOException {
        try {
            ConnectionFactory<?> connectionFactory = this.connectionFactoryLocator.getConnectionFactory(providerId);
            this.preDisconnect(connectionFactory, request);
            this.connectionRepository.removeConnection(new ConnectionKey(providerId, providerUserId));
            this.postDisconnect(connectionFactory, request);
        } catch (Exception ex) {
            logger.info(ex.getMessage());
        }
        return ResponseEntity.ok("success");
    }

咱們再把前端代碼貼出來:

gotoUnBind(type){
            let url = `${this.$url}/socialConnect/${type}`;
            this.$delete(url)
            .then(res=>{
                if(res.code == 0){
                    this.$Message.success('解綁成功!')
                    location.reload();
                }
            })
        },

六、總結:

一、只要把思路理清楚了,其實修改爲本身想要的代碼就不難
二、注意ConnectController代碼是基於Session的,因此你必需要登陸的狀況下才能使用
三、redis的使用在這裏發揮到了必定做用,因此說先後端分離項目離不開redis

七、引用

qq互聯文檔
Spring Security Oauth2.0 實現短信驗證碼登陸
深刻了解 Spring Security
SpringBoot+Spring Security基本配置
spring-social-mongodb
微信的redirect_uri參數錯誤解決辦法
網頁微信第三方登陸-redirect_uri參數錯誤
Java實現QQ、微信、新浪微博第三方登陸
如何從零開始對接第三方登陸(Java版):QQ登陸和微博登陸
QQ受權登陸改
Spring Security QQ 登錄
第三方APP實現QQ登錄
2 Apache Shiro 身份認證(登陸)
Spring Security 實戰:QQ登陸實現
基於Spring的QQ第三方登陸實現
Spring Security源碼分析三:Spring Social實現QQ社交登陸
微信受權登陸-先後端分離
從零開始的Spring Security Oauth2(一)
Spring Boot and OAuth2
Spring security OAuth2 深刻解析
spring boot 入門之security oauth2 jwt完美整合例子-java編程
jojozhai/security
window.open打開的窗口關閉後刷新父頁面的子頁面
Spring Security 實戰:QQ登陸實現jwt

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