185 lines
6 KiB
Java
185 lines
6 KiB
Java
/*
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* Copyright (C) 2017 Schürmann & Breitmoser GbR
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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 java.io.IOException;
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import android.app.Activity;
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import android.content.Context;
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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.annotation.NonNull;
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import android.support.v4.app.Fragment;
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import android.text.TextUtils;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuInflater;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.ViewGroup;
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import org.sufficientlysecure.keychain.R;
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import org.sufficientlysecure.keychain.compatibility.ClipboardReflection;
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import org.sufficientlysecure.keychain.keyimport.processing.BytesLoaderState;
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import org.sufficientlysecure.keychain.keyimport.processing.ImportKeysListener;
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import org.sufficientlysecure.keychain.pgp.PgpHelper;
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import org.sufficientlysecure.keychain.ui.util.Notify;
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import org.sufficientlysecure.keychain.ui.util.Notify.Style;
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import org.sufficientlysecure.keychain.ui.util.PermissionsUtil;
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import org.sufficientlysecure.keychain.util.FileHelper;
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import timber.log.Timber;
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public class ImportKeysFileFragment extends Fragment {
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private Activity mActivity;
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private ImportKeysListener mCallback;
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private Uri mCurrentUri;
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private static final int REQUEST_CODE_FILE = 0x00007003;
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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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@Override
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public View onCreateView(LayoutInflater i, ViewGroup c, Bundle savedInstanceState) {
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setHasOptionsMenu(true);
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return null;
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}
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@Override
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public void onAttach(Context context) {
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super.onAttach(context);
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try {
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mCallback = (ImportKeysListener) context;
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} catch (ClassCastException e) {
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throw new ClassCastException(context.toString()
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+ " must implement ImportKeysListener");
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}
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mActivity = (Activity) context;
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}
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@Override
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public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
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inflater.inflate(R.menu.import_keys_file_fragment, menu);
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super.onCreateOptionsMenu(menu, inflater);
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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int itemId = item.getItemId();
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switch (itemId) {
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case R.id.menu_import_keys_file_open:
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// open .asc or .gpg files
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// setting it to text/plain prevents Cyanogenmod's file manager from selecting asc
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// or gpg types!
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FileHelper.openDocument(ImportKeysFileFragment.this, "*/*", false, REQUEST_CODE_FILE);
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return true;
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case R.id.menu_import_keys_file_paste:
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importFromClipboard();
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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private void importFromClipboard() {
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CharSequence clipboardText = ClipboardReflection.getClipboardText(getActivity());
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if (TextUtils.isEmpty(clipboardText)) {
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Notify.create(mActivity, R.string.error_clipboard_empty, Style.ERROR).show();
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return;
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}
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String keyText = PgpHelper.getPgpPublicKeyContent(clipboardText);
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if (keyText == null) {
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Notify.create(mActivity, R.string.error_clipboard_bad, Style.ERROR).show();
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return;
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}
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mCallback.loadKeys(new BytesLoaderState(keyText.getBytes(), null));
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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) {
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case REQUEST_CODE_FILE: {
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if (resultCode == Activity.RESULT_OK && data != null && data.getData() != null) {
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mCurrentUri = data.getData();
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if (PermissionsUtil.checkAndRequestReadPermission(this, mCurrentUri)) {
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startImportingKeys();
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}
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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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}
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}
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private void startImportingKeys() {
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boolean isEncrypted;
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try {
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isEncrypted = FileHelper.isEncryptedFile(mActivity, mCurrentUri);
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} catch (IOException e) {
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Timber.e(e, "Error opening file");
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Notify.create(mActivity, R.string.error_bad_data, Style.ERROR).show();
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return;
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}
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if (isEncrypted) {
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Intent intent = new Intent(mActivity, DecryptActivity.class);
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intent.setAction(Intent.ACTION_VIEW);
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intent.setData(mCurrentUri);
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startActivity(intent);
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} else {
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mCallback.loadKeys(new BytesLoaderState(null, mCurrentUri));
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}
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}
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@Override
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public void onRequestPermissionsResult(int requestCode,
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@NonNull String[] permissions,
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@NonNull int[] grantResults) {
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if (PermissionsUtil.checkReadPermissionResult(mActivity, requestCode, grantResults)) {
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startImportingKeys();
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} else {
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mActivity.setResult(Activity.RESULT_CANCELED);
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mActivity.finish();
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}
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}
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}
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