rework backup & restore

use the implementation from Conversations

1 files changed, 124 insertions, 0 deletions

diff --git a/src/main/java/de/pixart/messenger/ui/ImportBackupActivity.java b/src/main/java/de/pixart/messenger/ui/ImportBackupActivity.java
new file mode 100644
index 000000000..f1c9eea25
--- /dev/null
+++ b/src/main/java/de/pixart/messenger/ui/ImportBackupActivity.java
@@ -0,0 +1,124 @@
+package de.pixart.messenger.ui;
+
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.content.ServiceConnection;
+import android.databinding.DataBindingUtil;
+import android.os.Bundle;
+import android.os.IBinder;
+import android.support.design.widget.Snackbar;
+import android.support.v4.content.ContextCompat;
+import android.support.v7.app.AlertDialog;
+import android.support.v7.widget.Toolbar;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.widget.Toast;
+
+import java.util.List;
+
+import de.pixart.messenger.Config;
+import de.pixart.messenger.R;
+import de.pixart.messenger.databinding.ActivityImportBackupBinding;
+import de.pixart.messenger.databinding.DialogEnterPasswordBinding;
+import de.pixart.messenger.services.ImportBackupService;
+import de.pixart.messenger.ui.adapter.BackupFileAdapter;
+
+public class ImportBackupActivity extends ActionBarActivity implements ServiceConnection, ImportBackupService.OnBackupFilesLoaded, BackupFileAdapter.OnItemClickedListener, ImportBackupService.OnBackupProcessed {
+
+    private ActivityImportBackupBinding binding;
+
+    private BackupFileAdapter backupFileAdapter;
+    private ImportBackupService service;
+
+    @Override
+    protected void onCreate(final Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        binding = DataBindingUtil.setContentView(this, R.layout.activity_import_backup);
+        setSupportActionBar((Toolbar) binding.toolbar);
+        configureActionBar(getSupportActionBar());
+        this.backupFileAdapter = new BackupFileAdapter();
+        this.binding.list.setAdapter(this.backupFileAdapter);
+        this.backupFileAdapter.setOnItemClickedListener(this);
+    }
+
+    @Override
+    public void onStart() {
+        super.onStart();
+        bindService(new Intent(this, ImportBackupService.class), this, Context.BIND_AUTO_CREATE);
+    }
+
+    @Override
+    public void onStop() {
+        super.onStop();
+        if (this.service != null) {
+            this.service.removeOnBackupProcessedListener(this);
+        }
+        unbindService(this);
+    }
+
+    @Override
+    public void onServiceConnected(ComponentName name, IBinder service) {
+        ImportBackupService.ImportBackupServiceBinder binder = (ImportBackupService.ImportBackupServiceBinder) service;
+        this.service = binder.getService();
+        this.service.addOnBackupProcessedListener(this);
+        this.service.loadBackupFiles(this);
+    }
+
+    @Override
+    public void onServiceDisconnected(ComponentName name) {
+        this.service = null;
+    }
+
+    @Override
+    public void onBackupFilesLoaded(final List<ImportBackupService.BackupFile> files) {
+        runOnUiThread(() -> {
+            backupFileAdapter.setFiles(files);
+        });
+    }
+
+    @Override
+    public void onClick(ImportBackupService.BackupFile backupFile) {
+        final DialogEnterPasswordBinding enterPasswordBinding = DataBindingUtil.inflate(LayoutInflater.from(this), R.layout.dialog_enter_password, null, false);
+        Log.d(Config.LOGTAG, "attempting to import " + backupFile.getFile().getAbsolutePath());
+        enterPasswordBinding.explain.setText(getString(R.string.enter_password_to_restore, backupFile.getHeader().getJid().toString()));
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
+        builder.setView(enterPasswordBinding.getRoot());
+        builder.setTitle(R.string.enter_password);
+        builder.setNegativeButton(R.string.cancel, null);
+        builder.setPositiveButton(R.string.restore, (dialog, which) -> {
+            final String password = enterPasswordBinding.accountPassword.getEditableText().toString();
+            Intent intent = new Intent(this, ImportBackupService.class);
+            intent.putExtra("password", password);
+            intent.putExtra("file", backupFile.getFile().getAbsolutePath());
+            ContextCompat.startForegroundService(this, intent);
+        });
+        builder.setCancelable(false);
+        builder.create().show();
+    }
+
+    @Override
+    public void onBackupRestored() {
+        runOnUiThread(() -> {
+            Intent intent = new Intent(this, StartUI.class);
+            intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
+            startActivity(intent);
+            finish();
+        });
+    }
+
+    @Override
+    public void onBackupDecryptionFailed() {
+        runOnUiThread(() -> {
+            Snackbar.make(binding.coordinator, R.string.unable_to_decrypt_backup, Snackbar.LENGTH_LONG).show();
+        });
+    }
+
+    @Override
+    public void onBackupRestoreFailed() {
+        runOnUiThread(() -> {
+            Snackbar.make(binding.coordinator, R.string.unable_to_restore_backup, Snackbar.LENGTH_LONG).show();
+        });
+    }
+}
\ No newline at end of file