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/*
* Copyright (C) 2012-2014 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.dialog;
import android.app.Activity;
import android.app.Dialog;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.DialogFragment;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;
import com.devspark.appmsg.AppMsg;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.pgp.PgpKeyHelper;
import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings;
import org.sufficientlysecure.keychain.provider.ProviderHelper;
import org.sufficientlysecure.keychain.util.Log;
import org.sufficientlysecure.keychain.util.QrCodeUtils;
public class ShareQrCodeDialogFragment extends DialogFragment {
private static final String ARG_KEY_URI = "uri";
private ImageView mImage;
private TextView mText;
private static final int QR_CODE_SIZE = 1000;
/**
* Creates new instance of this dialog fragment
*/
public static ShareQrCodeDialogFragment newInstance(Uri dataUri) {
ShareQrCodeDialogFragment frag = new ShareQrCodeDialogFragment();
Bundle args = new Bundle();
args.putParcelable(ARG_KEY_URI, dataUri);
frag.setArguments(args);
return frag;
}
/**
* Creates dialog
*/
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
final Activity activity = getActivity();
Uri dataUri = getArguments().getParcelable(ARG_KEY_URI);
CustomAlertDialogBuilder alert = new CustomAlertDialogBuilder(getActivity());
alert.setTitle(R.string.share_qr_code_dialog_title);
LayoutInflater inflater = activity.getLayoutInflater();
View view = inflater.inflate(R.layout.share_qr_code_dialog, null);
alert.setView(view);
mImage = (ImageView) view.findViewById(R.id.share_qr_code_dialog_image);
mText = (TextView) view.findViewById(R.id.share_qr_code_dialog_text);
ProviderHelper providerHelper = new ProviderHelper(getActivity());
String content;
try {
alert.setPositiveButton(R.string.btn_okay, null);
byte[] blob = (byte[]) providerHelper.getGenericData(
KeyRings.buildUnifiedKeyRingUri(dataUri),
KeyRings.FINGERPRINT, ProviderHelper.FIELD_TYPE_BLOB);
if (blob == null) {
Log.e(Constants.TAG, "key not found!");
AppMsg.makeText(getActivity(), R.string.error_key_not_found, AppMsg.STYLE_ALERT).show();
return null;
}
String fingerprint = PgpKeyHelper.convertFingerprintToHex(blob);
mText.setText(getString(R.string.share_qr_code_dialog_fingerprint_text) + " " + fingerprint);
content = Constants.FINGERPRINT_SCHEME + ":" + fingerprint;
setQrCode(content);
} catch (ProviderHelper.NotFoundException e) {
Log.e(Constants.TAG, "key not found!", e);
AppMsg.makeText(getActivity(), R.string.error_key_not_found, AppMsg.STYLE_ALERT).show();
return null;
}
return alert.show();
}
private void setQrCode(String data) {
mImage.setImageBitmap(QrCodeUtils.getQRCodeBitmap(data, QR_CODE_SIZE));
}
}
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