fix: GihHub login for leetcode

Author: yihong0618

lib/plugins/leetcode.js

@@ -540,30 +540,23 @@ plugin.login = function(user, cb) {
 };
 
 function parseCookie(cookie, body, cb) {
-  const isCN = config.app === 'leetcode.cn';
   const SessionPattern = /LEETCODE_SESSION=(.+?)(;|$)/;
-  let csrfPattern;
-  // leetcode-cn.com Cookie is not the same as leetcode.com in third parties
-  if (isCN) {
-    csrfPattern = /name="csrfmiddlewaretoken" value="(.*?)"/;
-  } else {
-    csrfPattern = /csrftoken=(.+?)(;|$)/;
-  }
+  const csrfPattern = /csrftoken=(.+?)(;|$)/;
   const reSessionResult = SessionPattern.exec(cookie);
-  const reCsrfResult = csrfPattern.exec(isCN? body: cookie);
+  const reCsrfResult = csrfPattern.exec(cookie);
   if (reSessionResult === null || reCsrfResult === null) {
     return cb('invalid cookie?');
   }
   return {
-    sessionId:   reSessionResult[1],
+    // sessionId:   SessionResult[1],
+    sessionId:   cookie,
     sessionCSRF: reCsrfResult[1],
   };
 }
 
 function requestLeetcodeAndSave(request, leetcodeUrl, user, cb) {
   request.get({url: leetcodeUrl}, function(e, resp, body) {
     const redirectUri = resp.request.uri.href;
-    console.log(redirectUri);
     if (redirectUri !== config.sys.urls.leetcode_redirect) {
       return cb('Login failed. Please make sure the credential is correct.');
     }
@@ -589,9 +582,18 @@ plugin.githubLogin = function(user, cb) {
   const _request = request.defaults({jar: true});
   _request(urls.github_login_request, function(e, resp, body) {
     const authenticityToken = body.match(/name="authenticity_token" value="(.*?)"/);
-    if (authenticityToken === null) {
-      return cb('Get GitHub token failed');
+    let gaId = body.match(/name="ga_id" value="(.*?)"/);
+    if (!gaId) {
+      gaId = '';
+    }
+    let requiredField = body.match(/name="required_field_(.*?)"/);
+    const timestamp = body.match(/name="timestamp" value="(.*?)"/);
+    const timestampSecret = body.match(/name="timestamp_secret" value="(.*?)"/);
+
+    if (!(authenticityToken && timestamp && timestampSecret && requiredField)) {
+      return cb('Get GitHub payload failed');
     }
+    requiredField = 'required_field_' + requiredField[1];
     const options = {
       url:     urls.github_session_request,
       method:  'POST',
@@ -600,11 +602,17 @@ plugin.githubLogin = function(user, cb) {
       },
       followAllRedirects: true,
       form:               {
-        'login':              user.login,
-        'password':           user.pass,
-        'authenticity_token': authenticityToken[1],
-        'utf8':               encodeURIComponent('✓'),
-        'commit':             encodeURIComponent('Sign in')
+        'login':                   user.login,
+        'password':                user.pass,
+        'authenticity_token':      authenticityToken[1],
+        'commit':                  encodeURIComponent('Sign in'),
+        'ga_id':                   gaId,
+        'webauthn-support':        'supported',
+        'webauthn-iuvpaa-support': 'unsupported',
+        'return_to':               '',
+        'requiredField':           '',
+        'timestamp':               timestamp[1],
+        'timestamp_secret':        timestampSecret[1],
       },
     };
     _request(options, function(e, resp, body) {