104 lines
3.6 KiB
Java
104 lines
3.6 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.Intent;
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import android.os.Bundle;
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import android.support.v4.app.Fragment;
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import android.widget.Toast;
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import org.openintents.openpgp.OpenPgpMetadata;
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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.operations.results.DecryptVerifyResult;
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import org.sufficientlysecure.keychain.ui.base.BaseActivity;
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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.util.FileHelper;
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public class DisplayTextActivity extends BaseActivity {
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public static final String EXTRA_RESULT = "result";
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public static final String EXTRA_METADATA = "metadata";
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setFullScreenDialogClose(Activity.RESULT_CANCELED, false);
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// Handle intent actions
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handleActions(savedInstanceState, getIntent());
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}
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@Override
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protected void initLayout() {
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setContentView(R.layout.decrypt_text_activity);
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}
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/**
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* Handles all actions with this intent
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*/
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private void handleActions(Bundle savedInstanceState, Intent intent) {
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if (savedInstanceState != null) {
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return;
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}
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DecryptVerifyResult result = intent.getParcelableExtra(EXTRA_RESULT);
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OpenPgpMetadata metadata = intent.getParcelableExtra(EXTRA_METADATA);
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String plaintext;
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try {
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plaintext = FileHelper.readTextFromUri(this, intent.getData(), metadata.getCharset());
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} catch (IOException e) {
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Toast.makeText(this, R.string.error_preparing_data, Toast.LENGTH_LONG).show();
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return;
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}
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if (plaintext != null) {
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if (plaintext.length() > Constants.TEXT_LENGTH_LIMIT) {
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plaintext = plaintext.substring(0, Constants.TEXT_LENGTH_LIMIT);
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Notify.create(this, R.string.snack_text_too_long, Style.WARN).show();
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}
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loadFragment(plaintext, result);
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} else {
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Toast.makeText(this, R.string.error_invalid_data, Toast.LENGTH_LONG).show();
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finish();
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}
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}
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private void loadFragment(String plaintext, DecryptVerifyResult result) {
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// Create an instance of the fragment
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Fragment frag = DisplayTextFragment.newInstance(plaintext, result);
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// Add the fragment to the 'fragment_container' FrameLayout
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// NOTE: We use commitAllowingStateLoss() to prevent weird crashes!
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getSupportFragmentManager().beginTransaction()
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.replace(R.id.decrypt_text_fragment_container, frag)
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.commitAllowingStateLoss();
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// do it immediately!
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getSupportFragmentManager().executePendingTransactions();
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}
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}
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