[DeviceConnectManager] 著作権保護用 API を追加

dConnectDevicePlugin/dConnectDeviceHost/app/src/main/java/org/deviceconnect/android/deviceplugin/host/recorder/util/OverlayPermissionActivity.java

@@ -24,7 +24,7 @@ public class OverlayPermissionActivity extends Activity implements SimpleDialogF
     private static final int REQUEST_CODE_OVERLAY = 1234;
 
     /**
-     * オーバーレイ許可設定画面を表示して良いかの確認ダイアンログのタグを定義.
+     * オーバーレイ許可設定画面を表示して良いかの確認ダイアログのタグを定義.
      */
     private static final String TAG_NO_PERMISSION_DIALOG = "overlay-permission";
 

dConnectManager/dConnectManager/dconnect-manager-app/src/main/AndroidManifest.xml

@@ -240,6 +240,20 @@
             android:exported="false"
             android:taskAffinity=".permission"
             android:theme="@style/Theme.Dialog.Transparent"/>
+
+        <!-- コピーガード用オーバーレイ許可取得画面 -->
+        <activity android:name=".protection.OverlayPermissionActivity"
+            android:exported="false"
+            android:excludeFromRecents="true"
+            android:taskAffinity=".permission"
+            android:theme="@style/Theme.Dialog.Transparent"/>
+
+        <!-- 開発者向けオプション表示確認画面 -->
+        <activity android:name=".protection.DeveloperToolDialogActivity"
+            android:exported="false"
+            android:excludeFromRecents="true"
+            android:taskAffinity=".permission"
+            android:theme="@style/Theme.Dialog.Transparent"/>
     </application>
 
 </manifest>

dConnectManager/dConnectManager/dconnect-manager-app/src/main/java/org/deviceconnect/android/manager/DConnectService.java

@@ -29,6 +29,7 @@
 import org.deviceconnect.android.manager.core.plugin.MessagingException;
 import org.deviceconnect.android.manager.core.util.DConnectUtil;
 import org.deviceconnect.android.manager.core.util.VersionName;
+import org.deviceconnect.android.manager.profile.DConnectSettingProfile;
 import org.deviceconnect.android.manager.setting.KeywordDialogActivity;
 import org.deviceconnect.android.manager.setting.SettingActivity;
 import org.deviceconnect.android.manager.util.NotificationUtil;
@@ -91,6 +92,11 @@ public class DConnectService extends Service {
      */
     private DConnectManager mManager;
 
+    /**
+     * Device Connect Manager 本体に設定する Setting プロファイル.
+     */
+    private DConnectSettingProfile mSettingProfile;
+
     /**
      * WakeLockのインスタンス.
      */
@@ -132,6 +138,8 @@ public void onCreate() {
 
         DConnectApplication app = (DConnectApplication) getApplication();
         mSettings = app.getSettings();
+        mSettingProfile = new DConnectSettingProfile();
+        mSettingProfile.start(this, R.drawable.on_icon);
         mManager = new DConnectManager(this, mSettings, app.getPluginManager()) {
             @Override
             public Class<? extends BroadcastReceiver> getDConnectBroadcastReceiverClass() {
@@ -148,6 +156,7 @@ public Class<? extends Activity> getKeywordActivityClass() {
                 return SettingActivity.class;
             }
         };
+        mManager.addProfile(mSettingProfile);
 
         // Webサーバの起動フラグがONになっている場合には起動を行う
         if (mSettings.isManagerStartFlag()) {
@@ -190,6 +199,7 @@ public int onStartCommand(final Intent intent, final int flags, final int startI
     @Override
     public void onDestroy() {
         stopInternal();
+        mSettingProfile.stop();
         mManager = null;
         super.onDestroy();
     }

dConnectManager/dConnectManager/dconnect-manager-app/src/main/java/org/deviceconnect/android/manager/profile/DConnectSettingProfile.java

@@ -0,0 +1,230 @@
+/*
+ DConnectSettingProfile.java
+ Copyright (c) 2020 NTT DOCOMO,INC.
+ Released under the MIT license
+ http://opensource.org/licenses/mit-license.php
+ */
+package org.deviceconnect.android.manager.profile;
+
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.os.Handler;
+import android.os.HandlerThread;
+import android.util.Log;
+
+import org.deviceconnect.android.event.Event;
+import org.deviceconnect.android.event.EventError;
+import org.deviceconnect.android.event.EventManager;
+import org.deviceconnect.android.manager.protection.SimpleCopyGuard;
+import org.deviceconnect.android.message.MessageUtils;
+import org.deviceconnect.android.profile.DConnectProfile;
+import org.deviceconnect.android.profile.api.DeleteApi;
+import org.deviceconnect.android.profile.api.GetApi;
+import org.deviceconnect.android.profile.api.PutApi;
+import org.deviceconnect.message.DConnectMessage;
+import org.deviceconnect.message.intent.message.IntentDConnectMessage;
+
+import java.util.List;
+
+import static org.deviceconnect.android.manager.BuildConfig.DEBUG;
+
+/**
+ * Setting プロファイル.
+ *
+ * @author NTT DOCOMO, INC.
+ */
+public class DConnectSettingProfile extends DConnectProfile {
+
+    /**
+     * インターフェース名: copyGuard
+     */
+    private static final String INTERFACE_COPY_GUARD = "copyGuard";
+
+    /**
+     * アトリビュート名: onChange
+     */
+    private static final String ATTR_ON_CHANGE = "onChange";
+
+    /**
+     * コピーガード機能管理クラス.
+     */
+    private SimpleCopyGuard mCopyGuard;
+
+    /**
+     * コピーガード機能のイベントを受信するスレッド.
+     */
+    private HandlerThread mHandlerThread;
+
+    private static Intent createEventMessage(final Event event) {
+        Intent message = MessageUtils.createEventIntent();
+        message.putExtra(DConnectMessage.EXTRA_SERVICE_ID, event.getServiceId());
+        message.putExtra(DConnectMessage.EXTRA_PROFILE, event.getProfile());
+        message.putExtra(DConnectMessage.EXTRA_INTERFACE, event.getInterface());
+        message.putExtra(DConnectMessage.EXTRA_ATTRIBUTE, event.getAttribute());
+        message.putExtra(DConnectMessage.EXTRA_ACCESS_TOKEN, event.getAccessToken());
+        String receiverName = event.getReceiverName();
+        if (receiverName != null) {
+            ComponentName cn = ComponentName.unflattenFromString(receiverName);
+            message.setComponent(cn);
+        }
+        return message;
+    }
+
+    public DConnectSettingProfile() {
+        // GET /gotapi/setting/copyGuard
+        addApi(new GetApi() {
+            @Override
+            public String getAttribute() {
+                return "copyGuard";
+            }
+
+            @Override
+            public boolean onRequest(final Intent request, final Intent response) {
+                setResult(response, DConnectMessage.RESULT_OK);
+                response.putExtra("enabled", mCopyGuard.isEnabled());
+                return true;
+            }
+        });
+
+        // PUT /gotapi/setting/copyGuard
+        addApi(new PutApi() {
+            @Override
+            public String getAttribute() {
+                return "copyGuard";
+            }
+
+            @Override
+            public boolean onRequest(final Intent request, final Intent response) {
+                try {
+                    mCopyGuard.enable();
+                    setResult(response, DConnectMessage.RESULT_OK);
+                    return true;
+                } catch (Throwable e) {
+                    MessageUtils.setUnknownError(response, "Failed to enable copy guard: " + e.getMessage());
+                    return true;
+                }
+            }
+        });
+
+        // DELETE /gotapi/setting/copyGuard
+        addApi(new DeleteApi() {
+            @Override
+            public String getAttribute() {
+                return "copyGuard";
+            }
+
+            @Override
+            public boolean onRequest(final Intent request, final Intent response) {
+                mCopyGuard.disable();
+                setResult(response, DConnectMessage.RESULT_OK);
+                return true;
+            }
+        });
+
+        // PUT /gotapi/setting/copyGuard/onChange
+        addApi(new PutApi() {
+            @Override
+            public String getInterface() {
+                return "copyGuard";
+            }
+
+            @Override
+            public String getAttribute() {
+                return "onChange";
+            }
+
+            @Override
+            public boolean onRequest(final Intent request, final Intent response) {
+                if (DEBUG) {
+                    Log.d("ABC", "PUT /gotapi/setting/copyGuard/onChange: receiver = " + request.getParcelableExtra("receiver"));
+                }
+
+                setReceiverNameToRequest(request);
+                EventError error = EventManager.INSTANCE.addEvent(request);
+                switch (error) {
+                    case NONE:
+                        setResult(response, DConnectMessage.RESULT_OK);
+                        break;
+                    case INVALID_PARAMETER:
+                        MessageUtils.setInvalidRequestParameterError(response);
+                        break;
+                    default:
+                        MessageUtils.setUnknownError(response);
+                        break;
+                }
+                return true;
+            }
+        });
+
+        // DELETE /gotapi/setting/copyGuard/onChange
+        addApi(new DeleteApi() {
+            @Override
+            public String getInterface() {
+                return "copyGuard";
+            }
+
+            @Override
+            public String getAttribute() {
+                return "onChange";
+            }
+
+            @Override
+            public boolean onRequest(final Intent request, final Intent response) {
+                setReceiverNameToRequest(request);
+                EventError error = EventManager.INSTANCE.removeEvent(request);
+                switch (error) {
+                    case NONE:
+                        setResult(response, DConnectMessage.RESULT_OK);
+                        break;
+                    case INVALID_PARAMETER:
+                        MessageUtils.setInvalidRequestParameterError(response);
+                        break;
+                    case NOT_FOUND:
+                        MessageUtils.setUnknownError(response, "Event is not registered.");
+                        break;
+                    default:
+                        MessageUtils.setUnknownError(response);
+                        break;
+                }
+                return true;
+            }
+        });
+    }
+
+    private void setReceiverNameToRequest(final Intent request) {
+        // NOTE: プラグインSDK側でレシーバー名が設定されないことが考慮されていないため、
+        // 暫定的措置として擬似的なレシーバー名を設定する.
+        request.putExtra(IntentDConnectMessage.EXTRA_RECEIVER,
+                new ComponentName(getContext(), "org.deviceconnect.android.manager.DConnectBroadcastReceiver"));
+    }
+
+    public void start(final Context context, final int appIconId) {
+        mHandlerThread = new HandlerThread("SettingProfileThread");
+        mHandlerThread.start();
+        mCopyGuard = new SimpleCopyGuard(context, appIconId);
+        mCopyGuard.setEventListener(((setting, isEnabled) -> {
+            List<Event> events = EventManager.INSTANCE.getEventList(null,
+                    getProfileName(),
+                    INTERFACE_COPY_GUARD,
+                    ATTR_ON_CHANGE);
+            for (Event event : events) {
+                Intent intent = createEventMessage(event);
+                intent.putExtra("enabled", isEnabled);
+                sendEvent(intent, event.getAccessToken());
+            }
+        }), new Handler(mHandlerThread.getLooper()));
+    }
+
+    public void stop() {
+        mCopyGuard.reset();
+        mCopyGuard = null;
+        mHandlerThread.quitSafely();
+        mHandlerThread = null;
+    }
+
+    @Override
+    public String getProfileName() {
+        return "setting";
+    }
+}

dConnectManager/dConnectManager/dconnect-manager-app/src/main/java/org/deviceconnect/android/manager/protection/CopyGuardSetting.java

@@ -0,0 +1,77 @@
+/*
+ CopyGuardSetting.java
+ Copyright (c) 2020 NTT DOCOMO,INC.
+ Released under the MIT license
+ http://opensource.org/licenses/mit-license.php
+ */
+package org.deviceconnect.android.manager.protection;
+
+import android.content.Context;
+import android.content.Intent;
+import android.os.Build;
+import android.os.Handler;
+
+import org.deviceconnect.android.manager.R;
+import org.deviceconnect.android.util.NotificationUtils;
+
+/**
+ * コピーガード設定の基底クラス.
+ *
+ * @author NTT DOCOMO, INC.
+ */
+public abstract class CopyGuardSetting {
+
+    public interface EventListener {
+        void onSettingChange(CopyGuardSetting setting, boolean isEnabled);
+    }
+
+    protected EventListener mEventListener;
+
+    public abstract boolean isAvailable();
+
+    public abstract boolean isEnabled();
+
+    public abstract void enable();
+
+    public abstract void disable();
+
+    public void reset() {
+    }
+
+    public void setEventListener(final EventListener listener, final Handler handler) {
+        mEventListener = new EventListenerHolder(listener, handler);
+    }
+
+    protected void startActivity(final Context context,
+                                 final Intent intent) {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+            NotificationUtils.createNotificationChannel(context);
+            NotificationUtils.notify(context, hashCode(), 0, intent,
+                    context.getString(R.string.copy_guard_notification_activity_warnning));
+        } else {
+            context.startActivity(intent);
+        }
+    }
+
+    protected void notifyOnSettingChange(final boolean isEnabled) {
+        if (mEventListener != null) {
+            mEventListener.onSettingChange(this, isEnabled);
+        }
+    }
+
+    private static class EventListenerHolder implements EventListener {
+        private final EventListener mEventListener;
+        private final Handler mHandler;
+
+        EventListenerHolder(final EventListener eventListener,
+                            final Handler handler) {
+            mEventListener = eventListener;
+            mHandler = handler;
+        }
+
+        @Override
+        public void onSettingChange(final CopyGuardSetting setting, final boolean isEnabled) {
+            mHandler.post(() -> mEventListener.onSettingChange(setting, isEnabled));
+        }
+    }
+}