/* * Copyright (C) 2013-2014 Dominik Schürmann * * 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 . */ package org.sufficientlysecure.keychain.remote.ui; import android.app.Activity; import android.content.Intent; import android.content.pm.ApplicationInfo; import android.content.pm.PackageManager; import android.database.Cursor; import android.graphics.drawable.Drawable; import android.net.Uri; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.ImageView; import android.widget.TextView; import com.getbase.floatingactionbutton.FloatingActionButton; import org.bouncycastle.util.encoders.Hex; import org.sufficientlysecure.keychain.Constants; import org.sufficientlysecure.keychain.R; import org.sufficientlysecure.keychain.operations.results.OperationResult; import org.sufficientlysecure.keychain.provider.KeychainContract; import org.sufficientlysecure.keychain.provider.ProviderHelper; import org.sufficientlysecure.keychain.remote.AppSettings; import org.sufficientlysecure.keychain.ui.base.BaseActivity; import org.sufficientlysecure.keychain.ui.dialog.AdvancedAppSettingsDialogFragment; import org.sufficientlysecure.keychain.util.Log; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; public class AppSettingsActivity extends BaseActivity { private Uri mAppUri; private AppSettingsAllowedKeysListFragment mAllowedKeysFragment; private TextView mAppNameView; private ImageView mAppIconView; private TextView mPackageName; private TextView mPackageSignature; private FloatingActionButton mStartFab; // deprecated API private AccountsListFragment mAccountsListFragment; private TextView mAccountsLabel; // model AppSettings mAppSettings; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mAccountsLabel = (TextView) findViewById(R.id.api_accounts_label); mAppNameView = (TextView) findViewById(R.id.api_app_settings_app_name); mAppIconView = (ImageView) findViewById(R.id.api_app_settings_app_icon); mPackageName = (TextView) findViewById(R.id.api_app_settings_package_name); mPackageSignature = (TextView) findViewById(R.id.api_app_settings_package_certificate); mStartFab = (FloatingActionButton) findViewById(R.id.fab); mStartFab.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { startApp(); } }); setFullScreenDialogClose(new View.OnClickListener() { @Override public void onClick(View v) { cancel(); } }); setTitle(null); Intent intent = getIntent(); mAppUri = intent.getData(); if (mAppUri == null) { Log.e(Constants.TAG, "Intent data missing. Should be Uri of app!"); finish(); return; } else { Log.d(Constants.TAG, "uri: " + mAppUri); loadData(savedInstanceState, mAppUri); } } private void save() { mAllowedKeysFragment.saveAllowedKeys(); setResult(Activity.RESULT_OK); finish(); } private void cancel() { setResult(Activity.RESULT_CANCELED); finish(); } @Override protected void initLayout() { setContentView(R.layout.api_app_settings_activity); } @Override public boolean onCreateOptionsMenu(Menu menu) { super.onCreateOptionsMenu(menu); getMenuInflater().inflate(R.menu.api_app_settings, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.menu_api_save: { save(); return true; } case R.id.menu_api_settings_revoke: { revokeAccess(); return true; } case R.id.menu_api_settings_advanced: { showAdvancedInfo(); return true; } } return super.onOptionsItemSelected(item); } private void showAdvancedInfo() { String certificate = null; // advanced info: package certificate SHA-256 try { MessageDigest md = MessageDigest.getInstance("SHA-256"); md.update(mAppSettings.getPackageCertificate()); byte[] digest = md.digest(); certificate = new String(Hex.encode(digest)); } catch (NoSuchAlgorithmException e) { Log.e(Constants.TAG, "Should not happen!", e); } AdvancedAppSettingsDialogFragment dialogFragment = AdvancedAppSettingsDialogFragment.newInstance(mAppSettings.getPackageName(), certificate); dialogFragment.show(getSupportFragmentManager(), "advancedDialog"); } private void startApp() { Intent i; PackageManager manager = getPackageManager(); try { i = manager.getLaunchIntentForPackage(mAppSettings.getPackageName()); if (i == null) throw new PackageManager.NameNotFoundException(); // start like the Android launcher would do i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); i.addCategory(Intent.CATEGORY_LAUNCHER); startActivity(i); } catch (PackageManager.NameNotFoundException e) { Log.e(Constants.TAG, "startApp", e); } } private void loadData(Bundle savedInstanceState, Uri appUri) { mAppSettings = new ProviderHelper(this).getApiAppSettings(appUri); // get application name and icon from package manager String appName; Drawable appIcon = null; PackageManager pm = getApplicationContext().getPackageManager(); try { ApplicationInfo ai = pm.getApplicationInfo(mAppSettings.getPackageName(), 0); appName = (String) pm.getApplicationLabel(ai); appIcon = pm.getApplicationIcon(ai); } catch (PackageManager.NameNotFoundException e) { // fallback appName = mAppSettings.getPackageName(); } mAppNameView.setText(appName); mAppIconView.setImageDrawable(appIcon); Uri accountsUri = appUri.buildUpon().appendPath(KeychainContract.PATH_ACCOUNTS).build(); Log.d(Constants.TAG, "accountsUri: " + accountsUri); Uri allowedKeysUri = appUri.buildUpon().appendPath(KeychainContract.PATH_ALLOWED_KEYS).build(); Log.d(Constants.TAG, "allowedKeysUri: " + allowedKeysUri); startListFragments(savedInstanceState, accountsUri, allowedKeysUri); } private void startListFragments(Bundle savedInstanceState, Uri accountsUri, Uri allowedKeysUri) { // However, if we're being restored from a previous state, // then we don't need to do anything and should return or else // we could end up with overlapping fragments. if (savedInstanceState != null) { return; } // show accounts only if available (deprecated API) Cursor cursor = getContentResolver().query(accountsUri, null, null, null, null); if (cursor != null && cursor.moveToFirst()) try { mAccountsLabel.setVisibility(View.VISIBLE); mAccountsListFragment = AccountsListFragment.newInstance(accountsUri); // Create an instance of the fragments getSupportFragmentManager().beginTransaction() .replace(R.id.api_accounts_list_fragment, mAccountsListFragment) .commitAllowingStateLoss(); } finally { cursor.close(); } // Create an instance of the fragments mAllowedKeysFragment = AppSettingsAllowedKeysListFragment.newInstance(allowedKeysUri); // Add the fragment to the 'fragment_container' FrameLayout // NOTE: We use commitAllowingStateLoss() to prevent weird crashes! getSupportFragmentManager().beginTransaction() .replace(R.id.api_allowed_keys_list_fragment, mAllowedKeysFragment) .commitAllowingStateLoss(); // do it immediately! getSupportFragmentManager().executePendingTransactions(); } private void revokeAccess() { if (getContentResolver().delete(mAppUri, null, null) <= 0) { throw new RuntimeException(); } finish(); } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { // if a result has been returned, display a notify if (data != null && data.hasExtra(OperationResult.EXTRA_RESULT)) { OperationResult result = data.getParcelableExtra(OperationResult.EXTRA_RESULT); result.createNotify(this).show(); } else { super.onActivityResult(requestCode, resultCode, data); } } }