215 lines
7.2 KiB
Java
215 lines
7.2 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.ui;
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import android.app.Activity;
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import android.content.Intent;
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import android.net.Uri;
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import android.os.Bundle;
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import android.support.v4.app.Fragment;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.ProgressBar;
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import android.widget.TextView;
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import com.google.zxing.integration.android.IntentResult;
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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.util.IntentIntegratorSupportV4;
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import org.sufficientlysecure.keychain.util.Log;
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import org.sufficientlysecure.keychain.util.Notify;
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import java.util.ArrayList;
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import java.util.Locale;
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public class ImportKeysQrCodeFragment extends Fragment {
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private ImportKeysActivity mImportActivity;
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private View mNfcButton;
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private View mQrCodeButton;
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private TextView mQrCodeText;
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private ProgressBar mQrCodeProgress;
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private String[] mQrCodeContent;
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/**
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* Creates new instance of this fragment
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*/
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public static ImportKeysFileFragment newInstance() {
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ImportKeysFileFragment frag = new ImportKeysFileFragment();
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Bundle args = new Bundle();
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frag.setArguments(args);
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return frag;
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}
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/**
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* Inflate the layout for this fragment
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*/
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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View view = inflater.inflate(R.layout.import_keys_qr_code_fragment, container, false);
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mNfcButton = view.findViewById(R.id.import_nfc_button);
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mNfcButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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// show nfc help
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Intent intent = new Intent(getActivity(), HelpActivity.class);
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intent.putExtra(HelpActivity.EXTRA_SELECTED_TAB, HelpActivity.TAB_NFC);
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startActivityForResult(intent, 0);
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}
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});
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mQrCodeButton = view.findViewById(R.id.import_qrcode_button);
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mQrCodeText = (TextView) view.findViewById(R.id.import_qrcode_text);
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mQrCodeProgress = (ProgressBar) view.findViewById(R.id.import_qrcode_progress);
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mQrCodeButton.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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// scan using xzing's Barcode Scanner
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new IntentIntegratorSupportV4(ImportKeysQrCodeFragment.this).initiateScan();
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}
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});
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return view;
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}
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@Override
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public void onAttach(Activity activity) {
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super.onAttach(activity);
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mImportActivity = (ImportKeysActivity) activity;
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}
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@Override
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public void onActivityResult(int requestCode, int resultCode, Intent data) {
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switch (requestCode & 0xFFFF) {
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case IntentIntegratorSupportV4.REQUEST_CODE: {
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IntentResult scanResult = IntentIntegratorSupportV4.parseActivityResult(requestCode,
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resultCode, data);
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if (scanResult != null && scanResult.getFormatName() != null) {
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String scannedContent = scanResult.getContents();
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Log.d(Constants.TAG, "scannedContent: " + scannedContent);
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// look if it's fingerprint only
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if (scannedContent.toLowerCase(Locale.ENGLISH).startsWith(Constants.FINGERPRINT_SCHEME)) {
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importFingerprint(Uri.parse(scanResult.getContents()));
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return;
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}
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// look if it is the whole key
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String[] parts = scannedContent.split(",");
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if (parts.length == 3) {
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importParts(parts);
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return;
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}
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// is this a full key encoded as qr code?
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if (scannedContent.startsWith("-----BEGIN PGP")) {
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mImportActivity.loadCallback(scannedContent.getBytes(), null, null, null, null);
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return;
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}
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// fail...
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Notify.showNotify(getActivity(), R.string.import_qr_code_wrong, Notify.Style.ERROR);
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}
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break;
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}
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default:
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super.onActivityResult(requestCode, resultCode, data);
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break;
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}
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}
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public void importFingerprint(Uri dataUri) {
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mImportActivity.loadFromFingerprintUri(null, dataUri);
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}
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private void importParts(String[] parts) {
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int counter = Integer.valueOf(parts[0]);
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int size = Integer.valueOf(parts[1]);
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String content = parts[2];
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Log.d(Constants.TAG, "" + counter);
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Log.d(Constants.TAG, "" + size);
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Log.d(Constants.TAG, "" + content);
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// first qr code -> setup
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if (counter == 0) {
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mQrCodeContent = new String[size];
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mQrCodeProgress.setMax(size);
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mQrCodeProgress.setVisibility(View.VISIBLE);
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mQrCodeText.setVisibility(View.VISIBLE);
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}
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if (mQrCodeContent == null || counter > mQrCodeContent.length) {
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Notify.showNotify(getActivity(), R.string.import_qr_code_start_with_one, Notify.Style.ERROR);
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return;
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}
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// save scanned content
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mQrCodeContent[counter] = content;
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// get missing numbers
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ArrayList<Integer> missing = new ArrayList<Integer>();
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for (int i = 0; i < mQrCodeContent.length; i++) {
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if (mQrCodeContent[i] == null) {
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missing.add(i);
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}
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}
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// update progress and text
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int alreadyScanned = mQrCodeContent.length - missing.size();
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mQrCodeProgress.setProgress(alreadyScanned);
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String missingString = "";
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for (int m : missing) {
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if (!missingString.equals("")) {
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missingString += ", ";
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}
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missingString += String.valueOf(m + 1);
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}
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String missingText = getResources().getQuantityString(R.plurals.import_qr_code_missing,
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missing.size(), missingString);
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mQrCodeText.setText(missingText);
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// finished!
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if (missing.size() == 0) {
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mQrCodeText.setText(R.string.import_qr_code_finished);
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String result = "";
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for (String in : mQrCodeContent) {
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result += in;
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}
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mImportActivity.loadCallback(result.getBytes(), null, null, null, null);
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}
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}
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}
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