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share fingerprint with qr code

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This commit is contained in:
Dominik Schürmann
2014-01-19 01:15:25 +01:00
parent 88aa439ea7
commit a966d1afa1
6 changed files with 79 additions and 33 deletions
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6
OpenPGP-Keychain/src/org/sufficientlysecure/keychain/pgp/PgpKeyHelper.java
View File

@@ -454,6 +454,12 @@ public class PgpKeyHelper {
return algorithmStr + ", " + keySize + " bit";
}
/**
* Converts fingerprint to hex with whitespaces after 4 characters
*
* @param fp
* @return
*/
public static String convertFingerprintToHex(byte[] fp) {
String fingerPrint = "";
for (int i = 0; i < fp.length; ++i) {

34
OpenPGP-Keychain/src/org/sufficientlysecure/keychain/ui/ViewKeyActivity.java
View File

@@ -169,8 +169,11 @@ public class ViewKeyActivity extends SherlockFragmentActivity implements CreateN
case R.id.menu_key_view_share_default:
shareKey(mDataUri);
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);
shareKeyQrCode(mDataUri, false);
return true;
case R.id.menu_key_view_share_nfc:
shareNfc();
@@ -318,10 +321,12 @@ public class ViewKeyActivity extends SherlockFragmentActivity implements CreateN
// the first key here is our master key
if (data.moveToFirst()) {
// get key id from MASTER_KEY_ID
String keyId = "0x"
+ PgpKeyHelper.convertKeyIdToHex(data.getLong(KEYS_INDEX_KEY_ID));
mKeyId.setText(keyId);
long keyId = data.getLong(KEYS_INDEX_KEY_ID);
String keyIdStr = "0x" + PgpKeyHelper.convertKeyIdToHex(keyId);
mKeyId.setText(keyIdStr);
// get creation date from CREATION
if (data.isNull(KEYS_INDEX_CREATION)) {
mCreation.setText(R.string.none);
} else {
@@ -331,6 +336,7 @@ public class ViewKeyActivity extends SherlockFragmentActivity implements CreateN
creationDate));
}
// get creation date from EXPIRY
if (data.isNull(KEYS_INDEX_EXPIRY)) {
mExpiry.setText(R.string.none);
} else {
@@ -344,14 +350,9 @@ public class ViewKeyActivity extends SherlockFragmentActivity implements CreateN
data.getInt(KEYS_INDEX_ALGORITHM), data.getInt(KEYS_INDEX_KEY_SIZE));
mAlgorithm.setText(algorithmStr);
// TODO: Don't get key object here!!!
// put fingerprint in database?
PGPPublicKeyRing ring = (PGPPublicKeyRing) ProviderHelper.getPGPKeyRing(this,
mDataUri);
PGPPublicKey publicKey = ring.getPublicKey();
// TODO: Can this be done better? fingerprint in db?
String fingerprint = PgpKeyHelper.getFingerPrint(this, keyId);
String fingerprint = PgpKeyHelper.convertFingerprintToHex(publicKey
.getFingerprint());
fingerprint = fingerprint.replace(" ", "\n");
mFingerprint.setText(fingerprint);
@@ -448,14 +449,9 @@ public class ViewKeyActivity extends SherlockFragmentActivity implements CreateN
getResources().getText(R.string.action_share_key_with)));
}
private void shareKeyQrCode(Uri dataUri) {
// get public keyring as ascii armored string
long masterKeyId = ProviderHelper.getMasterKeyId(this, dataUri);
ArrayList<String> keyringArmored = ProviderHelper.getKeyRingsAsArmoredString(this, dataUri,
new long[] { masterKeyId });
ShareQrCodeDialogFragment dialog = ShareQrCodeDialogFragment.newInstance(keyringArmored
.get(0));
private void shareKeyQrCode(Uri dataUri, boolean fingerprintOnly) {
ShareQrCodeDialogFragment dialog = ShareQrCodeDialogFragment.newInstance(dataUri,
fingerprintOnly);
dialog.show(getSupportFragmentManager(), "shareQrCodeDialog");
}

60
OpenPGP-Keychain/src/org/sufficientlysecure/keychain/ui/dialog/ShareQrCodeDialogFragment.java
View File

@@ -19,12 +19,17 @@ package org.sufficientlysecure.keychain.ui.dialog;
import java.util.ArrayList;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.pgp.PgpKeyHelper;
import org.sufficientlysecure.keychain.provider.ProviderHelper;
import org.sufficientlysecure.keychain.util.Log;
import org.sufficientlysecure.keychain.util.QrCodeUtils;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.net.Uri;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
@@ -35,7 +40,8 @@ import android.widget.TextView;
import com.actionbarsherlock.app.SherlockDialogFragment;
public class ShareQrCodeDialogFragment extends SherlockDialogFragment {
private static final String ARG_CONTENT = "content";
private static final String ARG_URI = "uri";
private static final String ARG_FINGERPRINT_ONLY = "fingerprint_only";
private ImageView mImage;
private TextView mText;
@@ -52,10 +58,11 @@ public class ShareQrCodeDialogFragment extends SherlockDialogFragment {
* Content to be shared via QR Codes
* @return
*/
public static ShareQrCodeDialogFragment newInstance(String content) {
public static ShareQrCodeDialogFragment newInstance(Uri dataUri, boolean fingerprintOnly) {
ShareQrCodeDialogFragment frag = new ShareQrCodeDialogFragment();
Bundle args = new Bundle();
args.putString(ARG_CONTENT, content);
args.putParcelable(ARG_URI, dataUri);
args.putBoolean(ARG_FINGERPRINT_ONLY, fingerprintOnly);
frag.setArguments(args);
@@ -69,12 +76,12 @@ public class ShareQrCodeDialogFragment extends SherlockDialogFragment {
public Dialog onCreateDialog(Bundle savedInstanceState) {
final Activity activity = getActivity();
String content = getArguments().getString(ARG_CONTENT);
mContentList = splitString(content, 1000);
Uri dataUri = getArguments().getParcelable(ARG_URI);
boolean fingerprintOnly = getArguments().getBoolean(ARG_FINGERPRINT_ONLY);
AlertDialog.Builder alert = new AlertDialog.Builder(activity);
alert.setTitle(R.string.menu_share_qr_code);
alert.setTitle(R.string.share_qr_code_dialog_title);
LayoutInflater inflater = activity.getLayoutInflater();
View view = inflater.inflate(R.layout.share_qr_code_dialog, null);
@@ -83,15 +90,46 @@ public class ShareQrCodeDialogFragment extends SherlockDialogFragment {
mImage = (ImageView) view.findViewById(R.id.share_qr_code_dialog_image);
mText = (TextView) view.findViewById(R.id.share_qr_code_dialog_text);
// TODO
long masterKeyId = ProviderHelper.getMasterKeyId(getActivity(), dataUri);
String content = null;
if (fingerprintOnly) {
content = "openpgp4fpr:";
String fingerprint = PgpKeyHelper.convertKeyToHex(masterKeyId);
mText.setText(getString(R.string.share_qr_code_dialog_fingerprint_text) + " "
+ fingerprint);
content = content + fingerprint;
Log.d(Constants.TAG, "content: " + content);
alert.setPositiveButton(R.string.btn_okay, null);
} else {
mText.setText(R.string.share_qr_code_dialog_start);
// get public keyring as ascii armored string
ArrayList<String> keyringArmored = ProviderHelper.getKeyRingsAsArmoredString(
getActivity(), dataUri, new long[] { masterKeyId });
// TODO: binary?
content = keyringArmored.get(0);
// OnClickListener are set in onResume to prevent automatic dismissing of Dialogs
// http://stackoverflow.com/questions/2620444/how-to-prevent-a-dialog-from-closing-when-a-button-is-clicked
alert.setPositiveButton(R.string.btn_next, null);
alert.setNegativeButton(android.R.string.cancel, null);
}
mContentList = splitString(content, 1000);
// start with first
mCounter = 0;
updateQrCode();
// OnClickListener are set in onResume to prevent automatic dismissing of Dialogs
// http://stackoverflow.com/questions/2620444/how-to-prevent-a-dialog-from-closing-when-a-button-is-clicked
alert.setPositiveButton(R.string.btn_next, null);
alert.setNegativeButton(android.R.string.cancel, null);
return alert.create();
}