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/*
* Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
*
* 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.ui;
import android.content.Intent;
import android.graphics.PorterDuff;
import android.net.Uri;
import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;
import android.view.View;
import android.widget.ImageView;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.pgp.CanonicalizedPublicKeyRing;
import org.sufficientlysecure.keychain.provider.CachedPublicKeyRing;
import org.sufficientlysecure.keychain.provider.KeychainContract;
import org.sufficientlysecure.keychain.provider.ProviderHelper;
import org.sufficientlysecure.keychain.service.results.OperationResult;
import org.sufficientlysecure.keychain.ui.util.Notify;
import org.sufficientlysecure.keychain.ui.widget.ExchangeKeySpinner;
import org.sufficientlysecure.keychain.ui.widget.KeySpinner;
import org.sufficientlysecure.keychain.util.Log;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import edu.cmu.cylab.starslinger.exchange.ExchangeActivity;
import edu.cmu.cylab.starslinger.exchange.ExchangeConfig;
public class AddKeysActivity extends ActionBarActivity {
ExchangeKeySpinner mSafeSlingerKeySpinner;
View mActionSafeSlinger;
ImageView mActionSafeSlingerIcon;
View mActionQrCode;
View mActionSearchCloud;
ProviderHelper mProviderHelper;
long mExchangeMasterKeyId = Constants.key.none;
private static final int REQUEST_CODE_SAFESLINGER = 1;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mProviderHelper = new ProviderHelper(this);
setContentView(R.layout.add_key_activity);
mSafeSlingerKeySpinner = (ExchangeKeySpinner) findViewById(R.id.add_keys_safeslinger_key_spinner);
mActionSafeSlinger = findViewById(R.id.add_keys_safeslinger);
mActionSafeSlingerIcon = (ImageView) findViewById(R.id.add_keys_safeslinger_icon);
// make certify image gray, like action icons
mActionSafeSlingerIcon.setColorFilter(getResources().getColor(R.color.tertiary_text_light),
PorterDuff.Mode.SRC_IN);
mActionQrCode = findViewById(R.id.add_keys_qr_code);
mActionSearchCloud = findViewById(R.id.add_keys_search_cloud);
mSafeSlingerKeySpinner.setOnKeyChangedListener(new KeySpinner.OnKeyChangedListener() {
@Override
public void onKeyChanged(long masterKeyId) {
mExchangeMasterKeyId = masterKeyId;
}
});
mActionSafeSlinger.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
startExchange();
}
});
mActionQrCode.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
startQrCode();
}
});
mActionSearchCloud.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
searchCloud();
}
});
}
private void startExchange() {
if (mExchangeMasterKeyId == 0) {
Notify.showNotify(this, getString(R.string.select_key_for_exchange),
Notify.Style.ERROR);
} else {
// retrieve public key blob and start SafeSlinger
Uri uri = KeychainContract.KeyRingData.buildPublicKeyRingUri(mExchangeMasterKeyId);
try {
byte[] keyBlob = (byte[]) mProviderHelper.getGenericData(
uri, KeychainContract.KeyRingData.KEY_RING_DATA, ProviderHelper.FIELD_TYPE_BLOB);
Intent slingerIntent = new Intent(this, ExchangeActivity.class);
slingerIntent.putExtra(ExchangeConfig.extra.USER_DATA, keyBlob);
slingerIntent.putExtra(ExchangeConfig.extra.HOST_NAME, Constants.SAFESLINGER_SERVER);
startActivityForResult(slingerIntent, REQUEST_CODE_SAFESLINGER);
} catch (ProviderHelper.NotFoundException e) {
Log.e(Constants.TAG, "personal key not found", e);
}
}
}
private void startQrCode() {
}
private void searchCloud() {
Intent importIntent = new Intent(this, ImportKeysActivity.class);
startActivity(importIntent);
}
@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 {
switch (requestCode) {
case REQUEST_CODE_SAFESLINGER:
switch (resultCode) {
case ExchangeActivity.RESULT_EXCHANGE_OK:
// import exchanged keys
Intent importIntent = new Intent(this, ImportKeysActivity.class);
importIntent.setAction(ImportKeysActivity.ACTION_IMPORT_KEY);
importIntent.putExtra(ImportKeysActivity.EXTRA_KEY_BYTES, getSlingedKeys(data));
startActivity(importIntent);
break;
case ExchangeActivity.RESULT_EXCHANGE_CANCELED:
// handle canceled result
// ...
break;
}
break;
}
super.onActivityResult(requestCode, resultCode, data);
}
}
private static byte[] getSlingedKeys(Intent data) {
ByteArrayOutputStream out = new ByteArrayOutputStream();
Bundle extras = data.getExtras();
if (extras != null) {
byte[] d;
int i = 0;
do {
d = extras.getByteArray(ExchangeConfig.extra.MEMBER_DATA + i);
if (d != null) {
try {
out.write(d);
} catch (IOException e) {
Log.e(Constants.TAG, "IOException", e);
}
i++;
}
} while (d != null);
}
return out.toByteArray();
}
}
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