/* * Copyright (C) 2013-2014 Dominik Schürmann * Copyright (C) 2013 Bahtiar 'kalkin' Gadimov * * 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.ui; import android.content.Intent; import android.net.Uri; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.support.v4.view.ViewPager; import android.support.v7.app.ActionBar; import android.support.v7.app.ActionBarActivity; import android.view.Menu; import android.view.MenuItem; import android.widget.Toast; import org.sufficientlysecure.keychain.Constants; import org.sufficientlysecure.keychain.Id; import org.sufficientlysecure.keychain.R; import org.sufficientlysecure.keychain.compatibility.ClipboardReflection; import org.sufficientlysecure.keychain.helper.ExportHelper; import org.sufficientlysecure.keychain.pgp.PgpKeyHelper; import org.sufficientlysecure.keychain.provider.KeychainContract; import org.sufficientlysecure.keychain.provider.ProviderHelper; import org.sufficientlysecure.keychain.ui.adapter.TabsAdapter; import org.sufficientlysecure.keychain.ui.dialog.DeleteKeyDialogFragment; import org.sufficientlysecure.keychain.ui.dialog.ShareNfcDialogFragment; import org.sufficientlysecure.keychain.ui.dialog.ShareQrCodeDialogFragment; import org.sufficientlysecure.keychain.util.Log; import java.util.ArrayList; public class ViewKeyActivity extends ActionBarActivity { ExportHelper mExportHelper; protected Uri mDataUri; public static final String EXTRA_SELECTED_TAB = "selectedTab"; ViewPager mViewPager; TabsAdapter mTabsAdapter; private static final int RESULT_CODE_LOOKUP_KEY = 0x00007006; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mExportHelper = new ExportHelper(this); // let the actionbar look like Android's contact app ActionBar actionBar = getSupportActionBar(); actionBar.setDisplayHomeAsUpEnabled(true); actionBar.setIcon(android.R.color.transparent); actionBar.setHomeButtonEnabled(true); actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS); setContentView(R.layout.view_key_activity); mViewPager = (ViewPager) findViewById(R.id.pager); mTabsAdapter = new TabsAdapter(this, mViewPager); int selectedTab = 0; Intent intent = getIntent(); if (intent.getExtras() != null && intent.getExtras().containsKey(EXTRA_SELECTED_TAB)) { selectedTab = intent.getExtras().getInt(EXTRA_SELECTED_TAB); } { // normalize mDataUri to a "by row id" query, to ensure it works with any // given valid /public/ query long rowId = ProviderHelper.getRowId(this, getIntent().getData()); // TODO: handle (rowId == 0) with something else than a crash mDataUri = KeychainContract.KeyRings.buildPublicKeyRingsUri(Long.toString(rowId)); } Bundle mainBundle = new Bundle(); mainBundle.putParcelable(ViewKeyMainFragment.ARG_DATA_URI, mDataUri); mTabsAdapter.addTab(actionBar.newTab().setText(getString(R.string.key_view_tab_main)), ViewKeyMainFragment.class, mainBundle, (selectedTab == 0)); Bundle certBundle = new Bundle(); certBundle.putParcelable(ViewKeyCertsFragment.ARG_DATA_URI, mDataUri); mTabsAdapter.addTab(actionBar.newTab().setText(getString(R.string.key_view_tab_certs)), ViewKeyCertsFragment.class, certBundle, (selectedTab == 1)); } @Override public boolean onCreateOptionsMenu(Menu menu) { super.onCreateOptionsMenu(menu); getMenuInflater().inflate(R.menu.key_view, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case android.R.id.home: Intent homeIntent = new Intent(this, KeyListActivity.class); homeIntent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); startActivity(homeIntent); return true; case R.id.menu_key_view_update: updateFromKeyserver(mDataUri); return true; case R.id.menu_key_view_export_keyserver: uploadToKeyserver(mDataUri); return true; case R.id.menu_key_view_export_file: long masterKeyId = ProviderHelper.getPublicMasterKeyId(this, Long.valueOf(mDataUri.getLastPathSegment())); long[] ids = new long[]{masterKeyId}; mExportHelper.showExportKeysDialog(ids, Id.type.public_key, Constants.Path.APP_DIR_FILE_PUB, null); return true; case R.id.menu_key_view_share_default_fingerprint: shareKey(mDataUri, true); return true; case R.id.menu_key_view_share_default: shareKey(mDataUri, false); return true; case R.id.menu_key_view_share_qr_code_fingerprint: shareKeyQrCode(mDataUri, true); return true; case R.id.menu_key_view_share_qr_code: shareKeyQrCode(mDataUri, false); return true; case R.id.menu_key_view_share_nfc: shareNfc(); return true; case R.id.menu_key_view_share_clipboard: copyToClipboard(mDataUri); return true; case R.id.menu_key_view_delete: { deleteKey(mDataUri); return true; } } return super.onOptionsItemSelected(item); } private void uploadToKeyserver(Uri dataUri) { Intent uploadIntent = new Intent(this, UploadKeyActivity.class); uploadIntent.setData(dataUri); startActivityForResult(uploadIntent, Id.request.export_to_server); } private void updateFromKeyserver(Uri dataUri) { long updateKeyId = ProviderHelper.getMasterKeyId(ViewKeyActivity.this, dataUri); if (updateKeyId == 0) { Log.e(Constants.TAG, "this shouldn't happen. KeyId == 0!"); return; } Intent queryIntent = new Intent(this, ImportKeysActivity.class); queryIntent.setAction(ImportKeysActivity.ACTION_IMPORT_KEY_FROM_KEYSERVER); queryIntent.putExtra(ImportKeysActivity.EXTRA_KEY_ID, updateKeyId); // TODO: lookup with onactivityresult! startActivityForResult(queryIntent, RESULT_CODE_LOOKUP_KEY); } private void shareKey(Uri dataUri, boolean fingerprintOnly) { String content; if (fingerprintOnly) { byte[] fingerprintBlob = ProviderHelper.getFingerprint(this, dataUri); String fingerprint = PgpKeyHelper.convertFingerprintToHex(fingerprintBlob); content = Constants.FINGERPRINT_SCHEME + ":" + fingerprint; } else { // get public keyring as ascii armored string long masterKeyId = ProviderHelper.getMasterKeyId(this, dataUri); ArrayList keyringArmored = ProviderHelper.getKeyRingsAsArmoredString(this, dataUri, new long[]{masterKeyId}); content = keyringArmored.get(0); // Android will fail with android.os.TransactionTooLargeException if key is too big // see http://www.lonestarprod.com/?p=34 if (content.length() >= 86389) { Toast.makeText(getApplicationContext(), R.string.key_too_big_for_sharing, Toast.LENGTH_LONG).show(); return; } } // let user choose application Intent sendIntent = new Intent(Intent.ACTION_SEND); sendIntent.putExtra(Intent.EXTRA_TEXT, content); sendIntent.setType("text/plain"); startActivity(Intent.createChooser(sendIntent, getResources().getText(R.string.action_share_key_with))); } private void shareKeyQrCode(Uri dataUri, boolean fingerprintOnly) { ShareQrCodeDialogFragment dialog = ShareQrCodeDialogFragment.newInstance(dataUri, fingerprintOnly); dialog.show(getSupportFragmentManager(), "shareQrCodeDialog"); } private void copyToClipboard(Uri dataUri) { // get public keyring as ascii armored string long masterKeyId = ProviderHelper.getMasterKeyId(this, dataUri); ArrayList keyringArmored = ProviderHelper.getKeyRingsAsArmoredString(this, dataUri, new long[]{masterKeyId}); ClipboardReflection.copyToClipboard(this, keyringArmored.get(0)); Toast.makeText(getApplicationContext(), R.string.key_copied_to_clipboard, Toast.LENGTH_LONG) .show(); } private void shareNfc() { ShareNfcDialogFragment dialog = ShareNfcDialogFragment.newInstance(); dialog.show(getSupportFragmentManager(), "shareNfcDialog"); } private void deleteKey(Uri dataUri) { // Message is received after key is deleted Handler returnHandler = new Handler() { @Override public void handleMessage(Message message) { setResult(RESULT_CANCELED); finish(); } }; mExportHelper.deleteKey(dataUri, returnHandler); } }