1 files changed, 188 insertions, 0 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/KeychainNewService.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/KeychainNewService.java
new file mode 100644
index 000000000..9e33a1421
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/KeychainNewService.java
@@ -0,0 +1,188 @@
+/*
+ * Copyright (C) 2012-2014 Dominik Schürmann <dominik@dominikschuermann.de>
+ * Copyright (C) 2014 Vincent Breitmoser <v.breitmoser@mugenguild.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.service;
+
+
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import android.app.Service;
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.IBinder;
+import android.os.Message;
+import android.os.Messenger;
+import android.os.Parcelable;
+import android.os.RemoteException;
+
+import org.sufficientlysecure.keychain.Constants;
+import org.sufficientlysecure.keychain.operations.BaseOperation;
+import org.sufficientlysecure.keychain.operations.CertifyOperation;
+import org.sufficientlysecure.keychain.operations.EditKeyOperation;
+import org.sufficientlysecure.keychain.operations.SignEncryptOperation;
+import org.sufficientlysecure.keychain.operations.results.OperationResult;
+import org.sufficientlysecure.keychain.pgp.PgpDecryptVerify;
+import org.sufficientlysecure.keychain.pgp.PgpDecryptVerifyInputParcel;
+import org.sufficientlysecure.keychain.pgp.Progressable;
+import org.sufficientlysecure.keychain.pgp.SignEncryptParcel;
+import org.sufficientlysecure.keychain.provider.ProviderHelper;
+import org.sufficientlysecure.keychain.service.CertifyActionsParcel.CertifyAction;
+import org.sufficientlysecure.keychain.service.ServiceProgressHandler.MessageStatus;
+import org.sufficientlysecure.keychain.service.input.CryptoInputParcel;
+import org.sufficientlysecure.keychain.util.Log;
+
+/**
+ * This Service contains all important long lasting operations for OpenKeychain. It receives Intents with
+ * data from the activities or other apps, executes them, and stops itself after doing them.
+ */
+public class KeychainNewService extends Service implements Progressable {
+
+    // messenger for communication (hack)
+    public static final String EXTRA_MESSENGER = "messenger";
+
+    // extras for operation
+    public static final String EXTRA_OPERATION_INPUT = "op_input";
+    public static final String EXTRA_CRYPTO_INPUT = "crypto_input";
+
+    // this attribute can possibly merged with the one above? not sure...
+    private AtomicBoolean mActionCanceled = new AtomicBoolean(false);
+
+    ThreadLocal<Messenger> mMessenger = new ThreadLocal<>();
+
+    @Override
+    public IBinder onBind(Intent intent) {
+        return null;
+    }
+
+    /**
+     * This is run on the main thread, we need to spawn a runnable which runs on another thread for the actual operation
+     */
+    @Override
+    public int onStartCommand(final Intent intent, int flags, int startId) {
+
+        Runnable actionRunnable = new Runnable() {
+            @Override
+            public void run() {
+                // We have not been cancelled! (yet)
+                mActionCanceled.set(false);
+
+                Bundle extras = intent.getExtras();
+
+                // Set messenger for communication (for this particular thread)
+                mMessenger.set(extras.<Messenger>getParcelable(EXTRA_MESSENGER));
+
+                // Input
+                Parcelable inputParcel = extras.getParcelable(EXTRA_OPERATION_INPUT);
+                CryptoInputParcel cryptoInput = extras.getParcelable(EXTRA_CRYPTO_INPUT);
+
+                // Operation
+                BaseOperation op;
+
+                // just for brevity
+                KeychainNewService outerThis = KeychainNewService.this;
+                if (inputParcel instanceof SignEncryptParcel) {
+                    op = new SignEncryptOperation(outerThis, new ProviderHelper(outerThis), outerThis, mActionCanceled);
+                } else if (inputParcel instanceof PgpDecryptVerifyInputParcel) {
+                    op = new PgpDecryptVerify(outerThis, new ProviderHelper(outerThis), outerThis);
+                } else if (inputParcel instanceof SaveKeyringParcel) {
+                    op = new EditKeyOperation(outerThis, new ProviderHelper(outerThis), outerThis, mActionCanceled);
+                } else if (inputParcel instanceof CertifyAction) {
+                    op = new CertifyOperation(outerThis, new ProviderHelper(outerThis), outerThis, mActionCanceled);
+                } else {
+                    return;
+                }
+
+                @SuppressWarnings("unchecked") // this is unchecked, we make sure it's the correct op above!
+                OperationResult result = op.execute(inputParcel, cryptoInput);
+
+                sendMessageToHandler(MessageStatus.OKAY, result);
+
+            }
+        };
+
+        Thread actionThread = new Thread(actionRunnable);
+        actionThread.start();
+
+        return START_NOT_STICKY;
+    }
+
+    private void sendMessageToHandler(MessageStatus status, Integer arg2, Bundle data) {
+
+        Message msg = Message.obtain();
+        assert msg != null;
+        msg.arg1 = status.ordinal();
+        if (arg2 != null) {
+            msg.arg2 = arg2;
+        }
+        if (data != null) {
+            msg.setData(data);
+        }
+
+        try {
+            mMessenger.get().send(msg);
+        } catch (RemoteException e) {
+            Log.w(Constants.TAG, "Exception sending message, Is handler present?", e);
+        } catch (NullPointerException e) {
+            Log.w(Constants.TAG, "Messenger is null!", e);
+        }
+    }
+
+    private void sendMessageToHandler(MessageStatus status, OperationResult data) {
+        Bundle bundle = new Bundle();
+        bundle.putParcelable(OperationResult.EXTRA_RESULT, data);
+        sendMessageToHandler(status, null, bundle);
+    }
+
+    private void sendMessageToHandler(MessageStatus status) {
+        sendMessageToHandler(status, null, null);
+    }
+
+    /**
+     * Set progress of ProgressDialog by sending message to handler on UI thread
+     */
+    @Override
+    public void setProgress(String message, int progress, int max) {
+        Log.d(Constants.TAG, "Send message by setProgress with progress=" + progress + ", max="
+                + max);
+
+        Bundle data = new Bundle();
+        if (message != null) {
+            data.putString(ServiceProgressHandler.DATA_MESSAGE, message);
+        }
+        data.putInt(ServiceProgressHandler.DATA_PROGRESS, progress);
+        data.putInt(ServiceProgressHandler.DATA_PROGRESS_MAX, max);
+
+        sendMessageToHandler(MessageStatus.UPDATE_PROGRESS, null, data);
+    }
+
+    @Override
+    public void setProgress(int resourceId, int progress, int max) {
+        setProgress(getString(resourceId), progress, max);
+    }
+
+    @Override
+    public void setProgress(int progress, int max) {
+        setProgress(null, progress, max);
+    }
+
+    @Override
+    public void setPreventCancel() {
+        sendMessageToHandler(MessageStatus.PREVENT_CANCEL);
+    }
+
+}