修改重定向问题导致的登录cookie获取不正确的问题，新增旧版bkjx系统登录方式（官网可用，此处仍不可用）

mywust-core/pom.xml

@@ -23,6 +23,12 @@
             <version>0.0.1-dev</version>
         </dependency>
 
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-api</artifactId>
+            <version>1.7.36</version>
+        </dependency>
+
         <dependency>
             <groupId>net.sourceforge.jregex</groupId>
             <artifactId>jregex</artifactId>

mywust-core/src/main/java/cn/linghang/mywust/core/api/Bkjx.java

@@ -0,0 +1,21 @@
+package cn.linghang.mywust.core.api;
+
+import lombok.Getter;
+
+/**
+ * <p>Bkjx（本科教学）系统对应的API常量列表（拼音咱就别吐槽了吧...）</p>
+ * <p>其实是本科生用的教务处系统</p>
+ */
+@Getter
+public class Bkjx {
+    public static final String BKJX_SSO_SERVICE = "http://bkjx.wust.edu.cn/jsxsd/sso.jsp";
+    public static final String BKJX_SESSION_COOKIE_API = "http://bkjx.wust.edu.cn/jsxsd/sso.jsp?ticket=%s";
+
+    public static final String BKJX_TEST_API = "http://bkjx.wust.edu.cn/jsxsd/xxwcqk/xxwcqk_idxOnzh.do";
+
+    public static class Legacy {
+        public static final String BKJX_INDEX = "http://bkjx.wust.edu.cn";
+        public static final String BKJX_DATA_STRING_API = "http://bkjx.wust.edu.cn/Logon.do?method=logon&flag=sess";
+        public static final String BKJX_SESSION_COOKIE_API = "http://bkjx.wust.edu.cn/Logon.do?method=logon";
+    }
+}

mywust-core/src/main/java/cn/linghang/mywust/core/api/JwcApiUrl.java

@@ -1,15 +0,0 @@
-package cn.linghang.mywust.core.api;
-
-import lombok.Getter;
-
-@Getter
-public class JwcApiUrl {
-    /**
-     * 统一认证登录验证的api地址，请求之后可进一步获取ticket
-     */
-    public static final String UNION_AUTH_API = "https://auth.wust.edu.cn/lyuapServer/v1/tickets";
-
-    public static final String JWC_SSO_SERVICE = "http://bkjx.wust.edu.cn/jsxsd/sso.jsp";
-    public static final String JWC_TICKET_API = "http://bkjx.wust.edu.cn/jsxsd/sso.jsp?ticket=%s";
-
-}

mywust-core/src/main/java/cn/linghang/mywust/core/api/UnionAuth.java

@@ -0,0 +1,8 @@
+package cn.linghang.mywust.core.api;
+
+public class UnionAuth {
+    /**
+     * 统一认证登录验证的api地址，请求之后可进一步获取service ticket来对具体的服务进行登录获取Cookies
+     */
+    public static final String UNION_AUTH_API = "https://auth.wust.edu.cn/lyuapServer/v1/tickets";
+}

mywust-core/src/main/java/cn/linghang/mywust/core/service/auth/UnionLogin.java

@@ -0,0 +1,58 @@
+package cn.linghang.mywust.core.service.auth;
+
+import cn.linghang.mywust.core.api.UnionAuth;
+import cn.linghang.mywust.core.exception.BasicException;
+import cn.linghang.mywust.core.exception.PasswordWornException;
+import cn.linghang.mywust.core.service.undergraduate.AuthRequestFactory;
+import cn.linghang.mywust.network.HttpRequest;
+import cn.linghang.mywust.network.HttpResponse;
+import cn.linghang.mywust.network.RequestClientOption;
+import cn.linghang.mywust.network.Requester;
+import cn.linghang.mywust.util.PasswordEncoder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.net.URL;
+
+/**
+ * 统一认证登录
+ */
+public class UnionLogin {
+    Logger log = LoggerFactory.getLogger(UnionLogin.class);
+
+    private final Requester requester;
+
+    public UnionLogin(Requester requester) {
+        this.requester = requester;
+    }
+
+    public String getServiceTicket(String username, String password, String serviceUrl, RequestClientOption requestOption) throws IOException, BasicException {
+        String encodedPassword = PasswordEncoder.encodePassword(password);
+
+        // 获取ticket granting ticket（TGT），以获取ServiceTicket
+        HttpRequest TGTRequest = AuthRequestFactory.unionLoginTGTRequest(username, encodedPassword, serviceUrl);
+
+        HttpResponse unionAuthResponse = requester.post(new URL(UnionAuth.UNION_AUTH_API), TGTRequest, requestOption);
+
+        String redirectAddress = unionAuthResponse.getHeaders().get("Location");
+        if (redirectAddress == null) {
+            throw new PasswordWornException();
+        }
+
+        // 获取服务ticket（service ticket，ST）
+        HttpRequest serviceTicketRequest = AuthRequestFactory.loginTicketRequest(serviceUrl);
+
+        HttpResponse serviceTicketResponse =
+                requester.post(new URL(redirectAddress.replace("http:", "https:")), serviceTicketRequest, requestOption);
+
+        byte[] serviceTicketResponseData = serviceTicketResponse.getBody();
+        if (serviceTicketResponseData == null) {
+            log.warn("获取服务st出错，serviceTicketResponseData == null");
+
+            throw new BasicException();
+        }
+
+        return new String(serviceTicketResponseData);
+    }
+}

mywust-core/src/main/java/cn/linghang/mywust/core/service/undergraduate/AuthRequestFactory.java

@@ -0,0 +1,68 @@
+package cn.linghang.mywust.core.service.undergraduate;
+
+import cn.linghang.mywust.network.HttpRequest;
+import cn.linghang.mywust.util.StringUtil;
+
+import java.nio.charset.StandardCharsets;
+import java.util.HashMap;
+import java.util.Map;
+
+public class AuthRequestFactory {
+    public static HttpRequest unionLoginTGTRequest(String username, String password, String service) {
+        Map<String, String> requestForm = new HashMap<>(4);
+        requestForm.put("username", username);
+        requestForm.put("password", password);
+        requestForm.put("service", service);
+        requestForm.put("loginType", "");
+
+        String queryString = StringUtil.generateQueryString(requestForm);
+
+        HttpRequest request = new HttpRequest();
+        request.setData(queryString.getBytes(StandardCharsets.UTF_8));
+
+        return request;
+    }
+
+    public static HttpRequest loginTicketRequest(String service) {
+        Map<String, String> requestForm = new HashMap<>(1);
+        requestForm.put("service", service);
+
+        String queryString = StringUtil.generateQueryString(requestForm);
+
+        HttpRequest request = new HttpRequest();
+        request.setData(queryString.getBytes(StandardCharsets.UTF_8));
+
+        return request;
+    }
+
+    public static HttpRequest sessionCookieRequest() {
+        return DEFAULT_HTTP_REQUEST;
+    }
+
+    private static final HttpRequest DEFAULT_HTTP_REQUEST = new HttpRequest();
+
+    public static class Legacy {
+        public static HttpRequest dataStringRequest() {
+            return DEFAULT_HTTP_REQUEST;
+        }
+
+        public static HttpRequest ticketRedirectRequest(String encode) {
+            Map<String, String> queryParams = new HashMap<>();
+            queryParams.put("userAccount", "");
+            queryParams.put("userPassword", "");
+            queryParams.put("encoded", encode);
+
+            String queryString = StringUtil.generateQueryString(queryParams);
+
+            Map<String, String> extendHeaders = new HashMap<>();
+            extendHeaders.put("Referer", "http://bkjx.wust.edu.cn/");
+            extendHeaders.put("Origin", "http://bkjx.wust.edu.cn");
+
+            HttpRequest httpRequest = new HttpRequest();
+            httpRequest.setHeaders(extendHeaders);
+            httpRequest.setData(queryString.getBytes(StandardCharsets.UTF_8));
+
+            return httpRequest;
+        }
+    }
+}

mywust-core/src/main/java/cn/linghang/mywust/core/service/undergraduate/AuthRequestGenerator.java

@@ -1,41 +0,0 @@
-package cn.linghang.mywust.core.service.undergraduate;
-
-import cn.linghang.mywust.network.HttpRequest;
-import cn.linghang.mywust.util.StringUtil;
-
-import java.nio.charset.StandardCharsets;
-import java.util.HashMap;
-import java.util.Map;
-
-public class AuthRequestGenerator {
-    public static HttpRequest unionLoginTGTRequest(String username, String password, String service) {
-        Map<String, String> requestForm = new HashMap<>();
-        requestForm.put("username", username);
-        requestForm.put("password", password);
-        requestForm.put("service", service);
-        requestForm.put("loginType", "");
-
-        String queryString = StringUtil.generateQueryString(requestForm);
-
-        HttpRequest request = new HttpRequest();
-        request.setData(queryString.getBytes(StandardCharsets.UTF_8));
-
-        return request;
-    }
-
-    public static HttpRequest loginTicketRequest(String service) {
-        Map<String, String> requestForm = new HashMap<>();
-        requestForm.put("service", service);
-
-        String queryString = StringUtil.generateQueryString(requestForm);
-
-        HttpRequest request = new HttpRequest();
-        request.setData(queryString.getBytes(StandardCharsets.UTF_8));
-
-        return request;
-    }
-
-    public static HttpRequest sessionCookieRequest() {
-        return new HttpRequest();
-    }
-}

mywust-core/src/main/java/cn/linghang/mywust/core/service/undergraduate/JwcLogin.java

@@ -1,65 +1,113 @@
 package cn.linghang.mywust.core.service.undergraduate;
 
-import cn.linghang.mywust.core.api.JwcApiUrl;
+import cn.linghang.mywust.core.api.Bkjx;
 import cn.linghang.mywust.core.exception.BasicException;
 import cn.linghang.mywust.core.exception.PasswordWornException;
+import cn.linghang.mywust.core.service.auth.UnionLogin;
 import cn.linghang.mywust.network.HttpRequest;
 import cn.linghang.mywust.network.HttpResponse;
 import cn.linghang.mywust.network.RequestClientOption;
 import cn.linghang.mywust.network.Requester;
+import cn.linghang.mywust.util.PasswordEncoder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
 import java.net.URL;
 
 public class JwcLogin {
-    // 默认5秒超时
+    private static final Logger log = LoggerFactory.getLogger(JwcLogin.class);
-    private static final int DEFAULT_TIMEOUT = 5;
 
     private final Requester requester;
 
-    public JwcLogin(Requester requester) {
+    private final UnionLogin unionLogin;
+
+    public JwcLogin(Requester requester, UnionLogin unionLogin) {
         this.requester = requester;
+        this.unionLogin = unionLogin;
     }
 
-    public String getLoginCookie(String username, String password, RequestClientOption requestOption) throws IOException, BasicException {
+    /**
-        // 获取ticket granting ticket（TGT）
+     * <p>旧版的登录方式，既相当于直接登录<a href="http://bkjx.wust.edu.cn">bkjx系统</a></p>
-        HttpRequest TGTRequest = AuthRequestGenerator.unionLoginTGTRequest(username, password, JwcApiUrl.JWC_SSO_SERVICE);
+     * <p>注意，这种登录方式的密码和新版可能是不一样的</p>
+     * <p>不过不论使用哪种登录方式获取到的cookie都是可用的</p>
+     *
+     * @return 获取到的Cookies
+     */
+    public String getLoginCookieLegacy(String username, String password, RequestClientOption requestOption) throws IOException, BasicException {
+        // 获取某段神秘的dataStr（反正官网代码是这么叫的）
+        HttpRequest dataStringRequest = AuthRequestFactory.Legacy.dataStringRequest();
+        HttpResponse dataStringResponse = requester.post(new URL(Bkjx.Legacy.BKJX_DATA_STRING_API), dataStringRequest, requestOption);
+        if (dataStringResponse.getBody() == null) {
+            throw new BasicException();
+        }
 
-        HttpResponse unionAuthResponse = requester.post(new URL(JwcApiUrl.UNION_AUTH_API), TGTRequest, requestOption);
+        String dataString = new String(dataStringResponse.getBody());
 
-        String redirectAddress = unionAuthResponse.getHeaders().get("Location");
+        // 获取登录ticket
-        if (redirectAddress == null) {
+        String encoded = PasswordEncoder.legacyPassword(username, password, dataString);
-            throw new PasswordWornException();
+        HttpRequest ticketRequest = AuthRequestFactory.Legacy.ticketRedirectRequest(encoded);
+        ticketRequest.setCookies(dataStringResponse.getCookies());
+        HttpResponse ticketResponse = requester.post(new URL(Bkjx.Legacy.BKJX_SESSION_COOKIE_API), ticketRequest, requestOption);
+        if (ticketResponse.getBody() == null) {
+            throw new BasicException();
         }
 
-        // 获取服务ticket（service ticket，st）
+        // 使用跳转得到的链接获取cookies
-        HttpRequest serviceTicketRequest = AuthRequestGenerator.loginTicketRequest(JwcApiUrl.JWC_SSO_SERVICE);
+        String sessionRedirect = ticketResponse.getHeaders().get("Location");
+        if (sessionRedirect == null) {
+            throw new PasswordWornException();
+        }
+        HttpRequest sessionRequest = AuthRequestFactory.Legacy.dataStringRequest();
 
-        HttpResponse serviceTicketResponse =
+        HttpResponse sessionResponse = requester.get(new URL(sessionRedirect), sessionRequest, requestOption);
-                requester.post(new URL(redirectAddress.replace("http:", "https:")), serviceTicketRequest, requestOption);
 
-        byte[] serviceTicketResponseData = serviceTicketResponse.getBody();
+        String cookies = sessionResponse.getCookies();
-        if (serviceTicketResponseData == null) {
+        if (roughCheckCookie(cookies)) {
-            System.err.println("获取服务st出错，serviceTicketResponseData == null");
             throw new BasicException();
         }
-        String serviceTicket = new String(serviceTicketResponseData);
+
+        return cookies;
+    }
+
+    public String getLoginCookie(String username, String password, RequestClientOption requestOption) throws IOException, BasicException {
+        String serviceTicket = unionLogin.getServiceTicket(username, password, Bkjx.BKJX_SSO_SERVICE, requestOption);
 
         // 获取登录cookie（session）
-        HttpRequest sessionRequest = AuthRequestGenerator.sessionCookieRequest();
+        HttpRequest sessionRequest = AuthRequestFactory.sessionCookieRequest();
-        HttpResponse sessionResponse = requester.get(new URL(String.format(JwcApiUrl.JWC_TICKET_API, serviceTicket)), sessionRequest, requestOption);
+        HttpResponse sessionResponse = requester.get(new URL(String.format(Bkjx.BKJX_SESSION_COOKIE_API, serviceTicket)), sessionRequest, requestOption);
 
         String cookies = sessionResponse.getCookies();
-        if (cookies == null || !cookies.contains("JSESSIONID") || !cookies.contains("SERVERID")) {
+        if (roughCheckCookie(cookies)) {
-            System.err.println("获取服务session cookie出错，关键Cookie缺失");
-            System.err.println("Cookies: " + cookies);
             throw new BasicException();
         }
 
         return cookies;
     }
 
-    private void getLoginGTG(String username, String password) {
+    private boolean roughCheckCookie(String cookies) throws BasicException {
+        return cookies == null || !cookies.contains("JSESSIONID") || !cookies.contains("SERVERID");
+    }
+
+    private static final int COOKIES_ERROR_RESPONSE_LENGTH =
+            ("<script languge='javascript'>window.location.href=" +
+                    "'https://auth.wust.edu.cn/lyuapServer/login?service=http%3A%2F%2Fbkjx.wust.edu.cn%2Fjsxsd%2Fxxwcqk%2Fxxwcqk_idxOnzh.do'" +
+                    "</script>").length();
+
+
+    public boolean checkCookies(String cookies) throws IOException {
+        RequestClientOption option = new RequestClientOption();
+        option.setTimeout(5);
+        option.setProxy(null);
+        option.setFallowUrlRedirect(false);
 
+        HttpRequest testRequest = AuthRequestFactory.sessionCookieRequest();
+        testRequest.setCookies(cookies);
+        HttpResponse testResponse = requester.get(new URL(Bkjx.BKJX_TEST_API), testRequest, option);
+
+        // 判断响应长度是否为178个字，登录跳转响应长度
+        // 这种办法虽然在极端情况下可能会出错（而且还挺蠢的），但是是最快的办法中比较准确的了
+        return testResponse.getBody().length != COOKIES_ERROR_RESPONSE_LENGTH;
     }
+
 }

mywust-network-okhttp/pom.xml

@@ -43,6 +43,12 @@
             <version>2.13.4</version>
         </dependency>
 
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-api</artifactId>
+            <version>1.7.36</version>
+        </dependency>
+
         <dependency>
             <groupId>cn.linghang</groupId>
             <artifactId>mywust-network</artifactId>

mywust-network-okhttp/src/main/java/cn/linghang/mywust/network/okhttp/RedirectInterceptor.java

@@ -0,0 +1,22 @@
+package cn.linghang.mywust.network.okhttp;
+
+import okhttp3.Interceptor;
+import okhttp3.Response;
+
+import java.io.IOException;
+
+public class RedirectInterceptor implements Interceptor {
+
+    @Override
+    public Response intercept(Chain chain) throws IOException {
+        okhttp3.Request request = chain.request();
+        Response response = chain.proceed(request);
+
+        String location = response.headers().get("Location");
+        if (location != null) {
+            System.out.println(("Request redirected to：" + location));
+        }
+
+        return response;
+    }
+}

mywust-network-okhttp/src/main/java/cn/linghang/mywust/network/okhttp/SimpleOkhttpRequester.java

@@ -7,13 +7,14 @@ import cn.linghang.mywust.network.Requester;
 import cn.linghang.mywust.util.StringUtil;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import okhttp3.*;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
 import java.net.InetSocketAddress;
 import java.net.Proxy;
 import java.net.URL;
 import java.nio.charset.StandardCharsets;
-import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.TreeMap;
@@ -36,6 +37,8 @@ import java.util.concurrent.TimeUnit;
  * @edit 2022-10-19 21:30
  */
 public class SimpleOkhttpRequester implements Requester {
+    private static final Logger log = LoggerFactory.getLogger(SimpleOkhttpRequester.class);
+
     private final boolean useSingletonClient;
 
     private static volatile OkHttpClient rootClient;
@@ -108,6 +111,8 @@ public class SimpleOkhttpRequester implements Requester {
         builder.callTimeout(requestClientOption.getTimeout(), TimeUnit.SECONDS)
                 .readTimeout(requestClientOption.getTimeout(), TimeUnit.SECONDS)
                 .connectTimeout(requestClientOption.getTimeout(), TimeUnit.SECONDS)
+                .followRedirects(requestClientOption.isFallowUrlRedirect())
+                .addInterceptor(new RedirectInterceptor())
                 .sslSocketFactory(TrustAllCert.getSSLSocketFactory(), TrustAllCert.getX509TrustManager())
                 .hostnameVerifier(TrustAllCert.getHostnameVerifier());
 
@@ -169,10 +174,10 @@ public class SimpleOkhttpRequester implements Requester {
         }
 
         String contentType = headers.get("Content-Type");
-        if (!"".equals(contentType)) {
+        if (contentType == null || "".equals(contentType)) {
-            return MediaType.get(contentType);
-        } else {
             return MediaType.get(DEFAULT_CONTENT_TYPE);
+        } else {
+            return MediaType.get(contentType);
         }
     }
 
@@ -197,18 +202,23 @@ public class SimpleOkhttpRequester implements Requester {
             requestBuilder.header("Cookie", requestCookie);
         }
 
+        byte[] data = httpRequest.getData();
+        if (data == null && requestMethod != RequestMethod.GET) {
+            data = new byte[]{0};
+        }
+
         if (requestMethod == RequestMethod.GET) {
             requestBuilder.get();
 
         } else if (requestMethod == RequestMethod.POST) {
-            requestBuilder.post(RequestBody.create(this.getMediaType(httpRequest), httpRequest.getData()));
+            requestBuilder.post(RequestBody.create(this.getMediaType(httpRequest), data));
 
         } else if (requestMethod == RequestMethod.PUT) {
-            requestBuilder.put(RequestBody.create(this.getMediaType(httpRequest), httpRequest.getData()));
+            requestBuilder.put(RequestBody.create(this.getMediaType(httpRequest), data));
 
         } else if (requestMethod == RequestMethod.DELETE) {
             if (httpRequest.getData() != null) {
-                requestBuilder.delete(RequestBody.create(this.getMediaType(httpRequest), httpRequest.getData()));
+                requestBuilder.delete(RequestBody.create(this.getMediaType(httpRequest), data));
             } else {
                 requestBuilder.delete();
             }

mywust-network/src/main/java/cn/linghang/mywust/network/HttpRequest.java

@@ -2,10 +2,24 @@ package cn.linghang.mywust.network;
 
 import lombok.Data;
 
+import java.util.HashMap;
 import java.util.Map;
 
 @Data
 public class HttpRequest {
+    private static final Map<String, String> DEFAULT_HEADERS = initDefaultHeaders();
+
+    private static Map<String, String> initDefaultHeaders() {
+        Map<String, String> defaultHeaders = new HashMap<>();
+        defaultHeaders.put("Accept", "application/json, text/plain, */*");
+        defaultHeaders.put("Accept-Language", "zh-CN,zh;q=0.9,en;q=0.8,en-GB;q=0.7,en-US;q=0.6");
+        defaultHeaders.put("Cache-Control", "no-cache");
+        defaultHeaders.put("Connection", "keep-alive");
+        defaultHeaders.put("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.0.0 Safari/537.36 Edg/106.0.1370.47");
+
+        return defaultHeaders;
+    }
+
     private Map<String, String> urlParams;
 
     private Map<String, String> headers;
@@ -13,4 +27,27 @@ public class HttpRequest {
     private String cookies;
 
     private byte[] data;
+
+    public HttpRequest() {
+        headers = new HashMap<>(DEFAULT_HEADERS);
+    }
+
+    public void setHeaders(Map<String, String> headers) {
+        this.headers.putAll(headers);
+    }
+
+    @Override
+    public String toString() {
+        final StringBuffer sb = new StringBuffer("HttpRequest{");
+        sb.append("urlParams=").append(urlParams);
+        sb.append(", headers=").append(headers);
+        sb.append(", cookies='").append(cookies).append('\'');
+        sb.append(", data=");
+        if (data == null) sb.append("null");
+        else {
+            sb.append(new String(data));
+        }
+        sb.append('}');
+        return sb.toString();
+    }
 }

mywust-network/src/main/java/cn/linghang/mywust/network/HttpResponse.java

@@ -2,7 +2,6 @@ package cn.linghang.mywust.network;
 
 import lombok.Data;
 
-import java.util.List;
 import java.util.Map;
 
 @Data
@@ -12,4 +11,18 @@ public class HttpResponse {
     private String cookies;
 
     private byte[] body;
+
+    @Override
+    public String toString() {
+        final StringBuffer sb = new StringBuffer("HttpResponse{");
+        sb.append("headers=").append(headers);
+        sb.append(", cookies='").append(cookies).append('\'');
+        sb.append(", body=");
+        if (body == null) sb.append("null");
+        else {
+            sb.append(new String(body));
+        }
+        sb.append('}');
+        return sb.toString();
+    }
 }

mywust-test/src/test/java/JwcLegacyLoginTest.java

@@ -0,0 +1,41 @@
+import cn.linghang.mywust.core.exception.BasicException;
+import cn.linghang.mywust.core.service.auth.UnionLogin;
+import cn.linghang.mywust.core.service.undergraduate.JwcLogin;
+import cn.linghang.mywust.network.RequestClientOption;
+import cn.linghang.mywust.network.Requester;
+import cn.linghang.mywust.network.okhttp.SimpleOkhttpRequester;
+
+import java.io.IOException;
+import java.util.Scanner;
+
+public class JwcLegacyLoginTest {
+    public static void main(String[] args) throws BasicException, IOException {
+        new JwcLegacyLoginTest().run();
+    }
+
+    private void run() throws BasicException, IOException {
+        System.out.println("输入账号（学号）和密码，用“ ”（空格）分割");
+
+        Scanner scanner = new Scanner(System.in);
+
+        String input = scanner.nextLine();
+
+        String username = input.split(" ")[0];
+        String password = input.split(" ")[1];
+
+        System.out.println("账号：" + username);
+        System.out.println("密码：" + password);
+
+        Requester requester = new SimpleOkhttpRequester();
+        JwcLogin jwcLogin = new JwcLogin(requester, new UnionLogin(requester));
+
+        RequestClientOption option = new RequestClientOption();
+        option.setTimeout(5);
+        option.setProxy(null);
+        option.setFallowUrlRedirect(false);
+
+        String cookies = jwcLogin.getLoginCookieLegacy(username, password, option);
+
+        System.out.println(cookies);
+    }
+}

mywust-test/src/test/java/JwcLoginTest.java

@@ -1,8 +1,9 @@
 import cn.linghang.mywust.core.exception.BasicException;
+import cn.linghang.mywust.core.service.auth.UnionLogin;
 import cn.linghang.mywust.core.service.undergraduate.JwcLogin;
 import cn.linghang.mywust.network.RequestClientOption;
+import cn.linghang.mywust.network.Requester;
 import cn.linghang.mywust.network.okhttp.SimpleOkhttpRequester;
-import cn.linghang.mywust.util.PasswordEncoder;
 
 import java.io.IOException;
 import java.util.Scanner;
@@ -25,14 +26,15 @@ public class JwcLoginTest {
         System.out.println("账号：" + username);
         System.out.println("密码：" + password);
 
-        JwcLogin jwcLogin = new JwcLogin(new SimpleOkhttpRequester());
+        Requester requester = new SimpleOkhttpRequester();
+        JwcLogin jwcLogin = new JwcLogin(requester, new UnionLogin(requester));
 
         RequestClientOption option = new RequestClientOption();
         option.setTimeout(5);
         option.setProxy(null);
         option.setFallowUrlRedirect(false);
 
-        String cookies = jwcLogin.getLoginCookie(username, PasswordEncoder.encodePassword(password), option);
+        String cookies = jwcLogin.getLoginCookie(username, password, option);
 
         System.out.println(cookies);
     }

mywust-util/src/main/java/cn/linghang/mywust/util/PasswordEncoder.java

@@ -16,6 +16,8 @@ import java.security.interfaces.RSAPublicKey;
 import java.security.spec.InvalidKeySpecException;
 import java.security.spec.RSAPublicKeySpec;
 
+import static java.lang.Integer.parseInt;
+
 /**
  * <h>密码加密工具类</h>
  *
@@ -27,6 +29,7 @@ import java.security.spec.RSAPublicKeySpec;
  * <p>- 将生成的字节数组转换成16进制字符串，得到加密后的数据</p>
  * <br>
  * <p>希望不要再改登录方式了 [拜] </p>
+ *
  * @author : lensfrex
  * @description : 使用统一登陆的加密方法对密码进行加密的工具类
  * @create : 2022-09-18 14:42:06
@@ -101,4 +104,34 @@ public class PasswordEncoder {
 
         return null;
     }
+
+    /**
+     * <p>使用旧版登录页的方法加密密码（bkjx系统直接登录）</p>
+     * <p>是直接照搬官网js代码的，只是经过了一点小修改，没有具体研究是什么加密方式（大概率可能是自创的），性能可能会有点差</p>
+     *
+     * @param dataString 加密前置字符串
+     * @param password   密码明文
+     * @return 加密后的密文
+     */
+    public static String legacyPassword(String username, String password, String dataString) {
+        String[] parts = dataString.split("#");
+        String scode = parts[0];
+        String sxh = parts[1];
+
+        String code = username + "%%%" + password;
+
+        StringBuilder encoded = new StringBuilder();
+        for (int i = 0, codeLength = code.length(); i < codeLength; i++) {
+            if (i < 20) {
+                int endIndex = parseInt(sxh.substring(i, i + 1));
+                encoded.append(code.charAt(i)).append(scode, 0, endIndex);
+                scode = scode.substring(endIndex);
+            } else {
+                encoded.append(code.substring(i));
+                i = codeLength;
+            }
+        }
+
+        return encoded.toString();
+    }
 }

mywust-util/src/main/java/cn/linghang/mywust/util/StringUtil.java

@@ -27,11 +27,15 @@ public class StringUtil {
      * @return 解析后可用的Cookie
      */
     public static String parseCookie(List<String> cookieHeaders) {
+        if (cookieHeaders == null || cookieHeaders.isEmpty()) {
+            return null;
+        }
+
         List<String> allCookies = new ArrayList<>(cookieHeaders.size());
         cookieHeaders.forEach((cookieHeader) -> allCookies.add(cookieHeader.split(";")[0]));
 
         return Joiner.on(';')
-                .useForNull("")
+                .skipNulls()
                 .join(allCookies);
     }
 }