add: logout button on drawer menu

app/src/main/AndroidManifest.xml

@@ -95,11 +95,6 @@
                 <action android:name="android.appwidget.action.APPWIDGET_CONFIGURE"/>
             </intent-filter>
         </activity>
-        <activity
-            android:name="com.stardust.autojs.core.image.ScreenCaptureRequestActivity"
-            android:excludeFromRecents="true"
-            android:taskAffinity="com.stardust.autojs.runtime.api.image.ScreenCaptureRequestActivity"
-            android:theme="@style/AppTheme.Transparent"/>
 
         <activity
             android:name=".ui.error.IssueReporterActivity"

app/src/main/java/com/stardust/scriptdroid/network/NodeBB.java

@@ -66,6 +66,10 @@ public class NodeBB {
 
     }
 
+    public void invalidateConfig() {
+        mConfig = null;
+    }
+
     public static String getErrorMessage(Throwable e, Context context, String defaultMsg) {
         if (!(e instanceof HttpException)) {
             return defaultMsg;
@@ -75,7 +79,7 @@ public class NodeBB {
         if (body == null)
             return defaultMsg;
         try {
-            String errorMessage = getErrorMessage(context, e, body.string());
+            String errorMessage = getErrorMessage(context, httpException, body.string());
             return errorMessage == null ? defaultMsg : errorMessage;
         } catch (IOException e1) {
             e1.printStackTrace();
@@ -83,7 +87,7 @@ public class NodeBB {
         }
     }
 
-    private static String getErrorMessage(Context context, Throwable error, String errorBody) {
+    private static String getErrorMessage(Context context, HttpException error, String errorBody) {
         if (errorBody == null)
             return null;
         if (errorBody.contains("invalid-login-credentials")) {
@@ -99,6 +103,9 @@ public class NodeBB {
         if (errorBody.contains("email-taken")) {
             return context.getString(R.string.nodebb_error_email_taken);
         }
+        if (error.code() == 403) {
+            return context.getString(R.string.nodebb_error_forbidden);
+        }
         Log.d(LOG_TAG, "unknown error: " + errorBody, error);
         return null;
     }

app/src/main/java/com/stardust/scriptdroid/network/UserService.java

@@ -1,13 +1,18 @@
 package com.stardust.scriptdroid.network;
 
-import android.util.Log;
-
-import com.stardust.scriptdroid.network.api.ConfigApi;
+import com.jakewharton.retrofit2.adapter.rxjava2.HttpException;
 import com.stardust.scriptdroid.network.api.UserApi;
+import com.stardust.scriptdroid.network.entity.user.User;
+import com.stardust.util.Objects;
+
+import org.greenrobot.eventbus.EventBus;
 
 import java.util.Collections;
 
 import io.reactivex.Observable;
+import io.reactivex.disposables.Disposable;
+import io.reactivex.schedulers.Schedulers;
+import io.reactivex.subjects.PublishSubject;
 import okhttp3.ResponseBody;
 import retrofit2.Retrofit;
 
@@ -17,8 +22,22 @@ import retrofit2.Retrofit;
 
 public class UserService {
 
+
+    public static class LoginStateChange {
+        private final boolean mOnline;
+
+        public LoginStateChange(boolean online) {
+            mOnline = online;
+        }
+
+        public boolean isOnline() {
+            return mOnline;
+        }
+    }
+
     private static final UserService sInstance = new UserService();
     private final Retrofit mRetrofit;
+    private volatile User mUser;
 
     UserService() {
         mRetrofit = NodeBB.getInstance().getRetrofit();
@@ -31,14 +50,20 @@ public class UserService {
     public Observable<ResponseBody> login(String userName, final String password) {
         return NodeBB.getInstance()
                 .getConfig()
-                .flatMap(config -> {
-                    return mRetrofit.create(UserApi.class)
-                            .login(Collections.singletonMap("x-csrf-token", config.getCsrfToken()),
-                                    userName, password);
-                });
+                .flatMap(config ->
+                        mRetrofit.create(UserApi.class)
+                                .login(Collections.singletonMap("x-csrf-token", config.getCsrfToken()),
+                                        userName, password)
+                                .doOnError(error -> {
+                                    if (error instanceof HttpException && ((HttpException) error).code() == 403) {
+                                        NodeBB.getInstance().invalidateConfig();
+                                    }
+                                }))
+                .doOnComplete(this::refreshOnlineStatus);
 
     }
 
+
     public Observable<ResponseBody> register(String email, String userName, String password) {
         return NodeBB.getInstance()
                 .getConfig()
@@ -46,4 +71,55 @@ public class UserService {
                         .register(Collections.singletonMap("x-csrf-token", config.getCsrfToken()),
                                 email, userName, password, password));
     }
+
+    public boolean isOnline() {
+        return mUser != null;
+    }
+
+    private void setUser(User user) {
+        User old = mUser;
+        mUser = user;
+        if (!Objects.equals(old, mUser)) {
+            if (user == null) {
+                NodeBB.getInstance().invalidateConfig();
+            }
+            EventBus.getDefault().post(new LoginStateChange(user != null));
+        }
+    }
+
+    public Observable<Boolean> refreshOnlineStatus() {
+        PublishSubject<Boolean> online = PublishSubject.create();
+        mRetrofit.create(UserApi.class)
+                .me()
+                .subscribeOn(Schedulers.io())
+                .subscribe(user -> {
+                    setUser(user);
+                    online.onNext(true);
+                    online.onComplete();
+                }, error -> {
+                    setUser(null);
+                    online.onNext(false);
+                    online.onComplete();
+                });
+        return online;
+    }
+
+    public Observable<ResponseBody> logout() {
+        return NodeBB.getInstance()
+                .getConfig()
+                .flatMap(config ->
+                        mRetrofit.create(UserApi.class)
+                                .logout(Collections.singletonMap("x-csrf-token", config.getCsrfToken()))
+                )
+                .doOnError(Throwable::printStackTrace)
+                .doOnComplete(this::refreshOnlineStatus);
+    }
+
+    public Observable<User> me() {
+        return NodeBB.getInstance().getRetrofit()
+                .create(UserApi.class)
+                .me()
+                .doOnNext(this::setUser)
+                .doOnError(error -> setUser(null));
+    }
 }

app/src/main/java/com/stardust/scriptdroid/network/api/UserApi.java

@@ -31,4 +31,6 @@ public interface UserApi {
                                       @Field("username") String userName, @Field("password") String password, @Field("password-confirm") String repeatPassword);
 
 
+    @POST("/logout")
+    Observable<ResponseBody> logout(@HeaderMap Map<String, String> csrfToken);
 }

app/src/main/java/com/stardust/scriptdroid/ui/main/drawer/CommunityDrawerMenu.java

@@ -1,6 +1,7 @@
 package com.stardust.scriptdroid.ui.main.drawer;
 
 import com.stardust.scriptdroid.R;
+import com.stardust.scriptdroid.network.UserService;
 import com.stardust.scriptdroid.ui.main.community.CommunityFragment;
 
 import org.greenrobot.eventbus.EventBus;
@@ -9,46 +10,105 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
+import io.reactivex.android.schedulers.AndroidSchedulers;
+import io.reactivex.schedulers.Schedulers;
+
 /**
  * Created by Stardust on 2017/12/10.
  */
 
 public class CommunityDrawerMenu {
 
+    private DrawerMenuItem mUnreadItem = new DrawerMenuItem(R.drawable.community_inbox, R.string.text_community_unread, this::showUnread);
+    private DrawerMenuItem mLogoutItem = new DrawerMenuItem(R.drawable.ic_exit_to_app_black_24dp, R.string.text_logout, this::logout);
+
 
     private List<DrawerMenuItem> mDrawerMenuItems = new ArrayList<>(Arrays.asList(
             new DrawerMenuGroup(R.string.text_community),
             new DrawerMenuItem(R.drawable.community_list, R.string.text_community_category, this::showCategories),
-            new DrawerMenuItem(R.drawable.community_inbox, R.string.text_community_unread, this::showUnread),
+            mUnreadItem,
             new DrawerMenuItem(R.drawable.community_time, R.string.text_community_recent, this::showRecent),
             new DrawerMenuItem(R.drawable.community_fire, R.string.text_community_popular, this::showPopular),
-            new DrawerMenuItem(R.drawable.community_tags, R.string.text_community_tags, this::showTags)
+            new DrawerMenuItem(R.drawable.community_tags, R.string.text_community_tags, this::showTags),
+            mLogoutItem
     ));
 
     private boolean mShown = false;
 
-    public List<DrawerMenuItem> getItems() {
-        return mDrawerMenuItems;
-    }
 
     public void showCommunityMenu(DrawerMenuAdapter adapter) {
+        mShown = true;
         List<DrawerMenuItem> items = adapter.getDrawerMenuItems();
         if (items.get(0) == mDrawerMenuItems.get(0)) {
+            refreshUserStatus(adapter);
             return;
         }
         items.addAll(0, mDrawerMenuItems);
         adapter.notifyItemRangeInserted(0, mDrawerMenuItems.size());
         adapter.notifyItemChanged(mDrawerMenuItems.size());
+        refreshUserStatus(adapter);
+    }
+
+    private void refreshUserStatus(DrawerMenuAdapter adapter) {
+        UserService.getInstance().refreshOnlineStatus()
+                .subscribeOn(Schedulers.io())
+                .observeOn(AndroidSchedulers.mainThread())
+                .subscribe(online -> setUserOnlineStatus(adapter, online));
+    }
+
+    public void setUserOnlineStatus(DrawerMenuAdapter adapter, boolean online) {
+        if (online) {
+            addItem(adapter, R.string.text_community_category, mUnreadItem);
+            addItem(adapter, R.string.text_community_tags, mLogoutItem);
+
+        } else {
+            removeItem(adapter, R.string.text_community_unread);
+            removeItem(adapter, R.string.text_logout);
+        }
+
+    }
+
+    private void addItem(DrawerMenuAdapter adapter, int title, DrawerMenuItem itemToAdd) {
+        List<DrawerMenuItem> items = adapter.getDrawerMenuItems();
+        for (int i = 0; i < items.size(); i++) {
+            DrawerMenuItem item = items.get(i);
+            if (item.getTitle() == title) {
+                if (i >= items.size() || items.get(i + 1) != itemToAdd) {
+                    items.add(i + 1, itemToAdd);
+                    adapter.notifyItemInserted(i + 1);
+                }
+                break;
+            }
+        }
+    }
+
+    private void removeItem(DrawerMenuAdapter adapter, int title) {
+        List<DrawerMenuItem> items = adapter.getDrawerMenuItems();
+        for (int i = 0; i < items.size(); i++) {
+            DrawerMenuItem item = items.get(i);
+            if (item.getTitle() == title) {
+                items.remove(i);
+                adapter.notifyItemRemoved(i);
+                break;
+            }
+        }
     }
 
     public void hideCommunityMenu(DrawerMenuAdapter adapter) {
         List<DrawerMenuItem> items = adapter.getDrawerMenuItems();
+        mShown = false;
         if (items.isEmpty() || items.get(0) != mDrawerMenuItems.get(0)) {
             return;
         }
-        items.subList(0, mDrawerMenuItems.size()).clear();
-        adapter.notifyItemChanged(mDrawerMenuItems.size());
-        adapter.notifyItemRangeRemoved(0, mDrawerMenuItems.size());
+        for (int i = 1; i < items.size(); i++) {
+            DrawerMenuItem item = items.get(i);
+            if (item instanceof DrawerMenuGroup) {
+                items.subList(0, i).clear();
+                adapter.notifyItemRangeRemoved(0, i);
+                adapter.notifyItemChanged(0);
+                break;
+            }
+        }
     }
 
     private void showCategories(DrawerMenuItemViewHolder holder) {
@@ -76,4 +136,14 @@ public class CommunityDrawerMenu {
     }
 
 
+    private void logout(DrawerMenuItemViewHolder holder) {
+        UserService.getInstance().logout()
+                .subscribeOn(Schedulers.io())
+                .subscribe();
+        EventBus.getDefault().post(new CommunityFragment.LoadUrl("/"));
+    }
+
+    public boolean isShown() {
+        return mShown;
+    }
 }

app/src/main/java/com/stardust/scriptdroid/ui/main/drawer/DrawerFragment.java

@@ -22,6 +22,7 @@ import com.stardust.scriptdroid.App;
 import com.stardust.scriptdroid.Pref;
 import com.stardust.scriptdroid.R;
 import com.stardust.scriptdroid.network.GlideApp;
+import com.stardust.scriptdroid.network.UserService;
 import com.stardust.scriptdroid.pluginclient.DevPluginClient;
 import com.stardust.scriptdroid.ui.floating.CircularMenu;
 import com.stardust.scriptdroid.ui.floating.FloatyWindowManger;
@@ -52,6 +53,7 @@ import org.androidannotations.annotations.EFragment;
 import org.androidannotations.annotations.ViewById;
 import org.greenrobot.eventbus.EventBus;
 import org.greenrobot.eventbus.Subscribe;
+import org.greenrobot.eventbus.ThreadMode;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -147,8 +149,7 @@ public class DrawerFragment extends android.support.v4.app.Fragment {
 
     @Click(R.id.avatar)
     void loginOrShowUserInfo() {
-        NodeBB.getInstance().getRetrofit()
-                .create(UserApi.class)
+        UserService.getInstance()
                 .me()
                 .subscribeOn(Schedulers.io())
                 .observeOn(AndroidSchedulers.mainThread())
@@ -368,6 +369,13 @@ public class DrawerFragment extends android.support.v4.app.Fragment {
         mDrawerMenu.scrollToPosition(0);
     }
 
+    @Subscribe(threadMode = ThreadMode.MAIN)
+    public void onLoginStateChange(UserService.LoginStateChange change) {
+        syncUserInfo();
+        if (mCommunityDrawerMenu.isShown()) {
+            mCommunityDrawerMenu.setUserOnlineStatus(mDrawerMenuAdapter, change.isOnline());
+        }
+    }
 
     @Override
     public void onDestroy() {

app/src/main/java/com/stardust/scriptdroid/ui/main/drawer/DrawerMenuGroup.java

@@ -6,8 +6,8 @@ package com.stardust.scriptdroid.ui.main.drawer;
 
 public class DrawerMenuGroup extends DrawerMenuItem {
 
-
     public DrawerMenuGroup(int title) {
         super(0, title, null);
     }
+
 }

app/src/main/java/com/stardust/scriptdroid/ui/main/drawer/DrawerMenuItem.java

@@ -77,4 +77,19 @@ public class DrawerMenuItem {
         if (mAction != null)
             mAction.onClick(holder);
     }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+
+        DrawerMenuItem that = (DrawerMenuItem) o;
+
+        return mTitle == that.mTitle;
+    }
+
+    @Override
+    public int hashCode() {
+        return mTitle;
+    }
 }

app/src/main/res/values/strings.xml

@@ -336,4 +336,6 @@
     <string name="nodebb_error_change_password_error_length">密码太短</string>
     <string name="nodebb_error_email_taken">邮箱已被占用</string>
     <string name="nodebb_error_change_password_error_match">两次输入的密码不一致</string>
+    <string name="text_logout">退出登录</string>
+    <string name="nodebb_error_forbidden">操作失败，请稍后重试</string>
 </resources>