261 lines
9.5 KiB
Java
261 lines
9.5 KiB
Java
/*
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* Copyright (C) 2013-2014 Dominik Schürmann <dominik@dominikschuermann.de>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.sufficientlysecure.keychain.remote.ui;
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import android.app.Activity;
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import android.content.Intent;
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import android.content.pm.ApplicationInfo;
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import android.content.pm.PackageManager;
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import android.database.Cursor;
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import android.graphics.drawable.Drawable;
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import android.net.Uri;
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import android.os.Bundle;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.widget.ImageView;
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import android.widget.TextView;
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import com.getbase.floatingactionbutton.FloatingActionButton;
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import org.bouncycastle.util.encoders.Hex;
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import org.sufficientlysecure.keychain.Constants;
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import org.sufficientlysecure.keychain.R;
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import org.sufficientlysecure.keychain.operations.results.OperationResult;
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import org.sufficientlysecure.keychain.provider.KeychainContract;
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import org.sufficientlysecure.keychain.provider.ProviderHelper;
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import org.sufficientlysecure.keychain.remote.AppSettings;
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import org.sufficientlysecure.keychain.ui.base.BaseActivity;
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import org.sufficientlysecure.keychain.ui.dialog.AdvancedAppSettingsDialogFragment;
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import org.sufficientlysecure.keychain.util.Log;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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public class AppSettingsActivity extends BaseActivity {
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private Uri mAppUri;
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private AppSettingsAllowedKeysListFragment mAllowedKeysFragment;
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private TextView mAppNameView;
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private ImageView mAppIconView;
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private TextView mPackageName;
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private TextView mPackageSignature;
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private FloatingActionButton mStartFab;
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// deprecated API
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private AccountsListFragment mAccountsListFragment;
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private TextView mAccountsLabel;
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// model
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AppSettings mAppSettings;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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mAccountsLabel = (TextView) findViewById(R.id.api_accounts_label);
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mAppNameView = (TextView) findViewById(R.id.api_app_settings_app_name);
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mAppIconView = (ImageView) findViewById(R.id.api_app_settings_app_icon);
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mPackageName = (TextView) findViewById(R.id.api_app_settings_package_name);
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mPackageSignature = (TextView) findViewById(R.id.api_app_settings_package_certificate);
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mStartFab = (FloatingActionButton) findViewById(R.id.fab);
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mStartFab.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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startApp();
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}
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});
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setFullScreenDialogClose(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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cancel();
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}
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});
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setTitle(null);
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Intent intent = getIntent();
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mAppUri = intent.getData();
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if (mAppUri == null) {
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Log.e(Constants.TAG, "Intent data missing. Should be Uri of app!");
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finish();
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return;
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} else {
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Log.d(Constants.TAG, "uri: " + mAppUri);
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loadData(savedInstanceState, mAppUri);
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}
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}
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private void save() {
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mAllowedKeysFragment.saveAllowedKeys();
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setResult(Activity.RESULT_OK);
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finish();
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}
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private void cancel() {
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setResult(Activity.RESULT_CANCELED);
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finish();
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}
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@Override
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protected void initLayout() {
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setContentView(R.layout.api_app_settings_activity);
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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super.onCreateOptionsMenu(menu);
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getMenuInflater().inflate(R.menu.api_app_settings, menu);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case R.id.menu_api_save: {
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save();
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return true;
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}
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case R.id.menu_api_settings_revoke: {
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revokeAccess();
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return true;
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}
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case R.id.menu_api_settings_advanced: {
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showAdvancedInfo();
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return true;
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}
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}
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return super.onOptionsItemSelected(item);
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}
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private void showAdvancedInfo() {
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String certificate = null;
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// advanced info: package certificate SHA-256
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try {
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MessageDigest md = MessageDigest.getInstance("SHA-256");
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md.update(mAppSettings.getPackageCertificate());
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byte[] digest = md.digest();
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certificate = new String(Hex.encode(digest));
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} catch (NoSuchAlgorithmException e) {
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Log.e(Constants.TAG, "Should not happen!", e);
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}
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AdvancedAppSettingsDialogFragment dialogFragment =
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AdvancedAppSettingsDialogFragment.newInstance(mAppSettings.getPackageName(), certificate);
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dialogFragment.show(getSupportFragmentManager(), "advancedDialog");
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}
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private void startApp() {
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Intent i;
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PackageManager manager = getPackageManager();
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try {
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i = manager.getLaunchIntentForPackage(mAppSettings.getPackageName());
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if (i == null)
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throw new PackageManager.NameNotFoundException();
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// start like the Android launcher would do
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i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
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i.addCategory(Intent.CATEGORY_LAUNCHER);
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startActivity(i);
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} catch (PackageManager.NameNotFoundException e) {
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Log.e(Constants.TAG, "startApp", e);
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}
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}
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private void loadData(Bundle savedInstanceState, Uri appUri) {
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mAppSettings = new ProviderHelper(this).getApiAppSettings(appUri);
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// get application name and icon from package manager
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String appName;
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Drawable appIcon = null;
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PackageManager pm = getApplicationContext().getPackageManager();
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try {
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ApplicationInfo ai = pm.getApplicationInfo(mAppSettings.getPackageName(), 0);
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appName = (String) pm.getApplicationLabel(ai);
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appIcon = pm.getApplicationIcon(ai);
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} catch (PackageManager.NameNotFoundException e) {
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// fallback
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appName = mAppSettings.getPackageName();
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}
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mAppNameView.setText(appName);
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mAppIconView.setImageDrawable(appIcon);
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Uri accountsUri = appUri.buildUpon().appendPath(KeychainContract.PATH_ACCOUNTS).build();
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Log.d(Constants.TAG, "accountsUri: " + accountsUri);
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Uri allowedKeysUri = appUri.buildUpon().appendPath(KeychainContract.PATH_ALLOWED_KEYS).build();
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Log.d(Constants.TAG, "allowedKeysUri: " + allowedKeysUri);
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startListFragments(savedInstanceState, accountsUri, allowedKeysUri);
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}
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private void startListFragments(Bundle savedInstanceState, Uri accountsUri, Uri allowedKeysUri) {
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// However, if we're being restored from a previous state,
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// then we don't need to do anything and should return or else
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// we could end up with overlapping fragments.
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if (savedInstanceState != null) {
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return;
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}
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// show accounts only if available (deprecated API)
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Cursor cursor = getContentResolver().query(accountsUri, null, null, null, null);
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if (cursor != null && cursor.moveToFirst()) try {
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mAccountsLabel.setVisibility(View.VISIBLE);
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mAccountsListFragment = AccountsListFragment.newInstance(accountsUri);
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// Create an instance of the fragments
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getSupportFragmentManager().beginTransaction()
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.replace(R.id.api_accounts_list_fragment, mAccountsListFragment)
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.commitAllowingStateLoss();
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} finally {
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cursor.close();
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}
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// Create an instance of the fragments
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mAllowedKeysFragment = AppSettingsAllowedKeysListFragment.newInstance(allowedKeysUri);
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// Add the fragment to the 'fragment_container' FrameLayout
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// NOTE: We use commitAllowingStateLoss() to prevent weird crashes!
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getSupportFragmentManager().beginTransaction()
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.replace(R.id.api_allowed_keys_list_fragment, mAllowedKeysFragment)
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.commitAllowingStateLoss();
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// do it immediately!
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getSupportFragmentManager().executePendingTransactions();
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}
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private void revokeAccess() {
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if (getContentResolver().delete(mAppUri, null, null) <= 0) {
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throw new RuntimeException();
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}
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finish();
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}
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@Override
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protected void onActivityResult(int requestCode, int resultCode, Intent data) {
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// if a result has been returned, display a notify
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if (data != null && data.hasExtra(OperationResult.EXTRA_RESULT)) {
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OperationResult result = data.getParcelableExtra(OperationResult.EXTRA_RESULT);
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result.createNotify(this).show();
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} else {
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super.onActivityResult(requestCode, resultCode, data);
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}
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}
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}
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