2019-03-17 09:18:40 +00:00
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package eu.faircode.email;
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2019-05-04 20:49:22 +00:00
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/*
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This file is part of FairEmail.
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FairEmail 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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FairEmail 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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You should have received a copy of the GNU General Public License
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along with FairEmail. If not, see <http://www.gnu.org/licenses/>.
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2022-01-01 08:46:36 +00:00
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Copyright 2018-2022 by Marcel Bokhorst (M66B)
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2019-05-04 20:49:22 +00:00
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*/
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2019-05-14 10:12:13 +00:00
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import android.Manifest;
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2019-03-17 09:18:40 +00:00
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import android.content.ContentResolver;
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import android.content.Context;
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2020-01-27 08:37:04 +00:00
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import android.content.Intent;
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2019-03-17 09:18:40 +00:00
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import android.net.Uri;
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import android.os.Bundle;
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2019-08-29 19:57:04 +00:00
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import android.text.Spanned;
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2019-03-17 09:18:40 +00:00
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import android.view.View;
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import android.widget.TextView;
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2019-04-17 18:21:44 +00:00
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import androidx.constraintlayout.widget.Group;
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2019-03-17 09:18:40 +00:00
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import com.google.android.material.snackbar.Snackbar;
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import java.io.ByteArrayOutputStream;
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import java.io.FileNotFoundException;
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import java.io.InputStream;
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2019-07-26 06:39:05 +00:00
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import java.nio.charset.StandardCharsets;
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public class ActivityDSN extends ActivityBase {
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private TextView tvHeaders;
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private ContentLoadingProgressBar pbWait;
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private Group grpReady;
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2019-03-17 09:18:40 +00:00
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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getSupportActionBar().setSubtitle("DSN");
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setContentView(R.layout.activity_dsn);
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2020-01-27 08:37:04 +00:00
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tvHeaders = findViewById(R.id.tvHeaders);
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pbWait = findViewById(R.id.pbWait);
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grpReady = findViewById(R.id.grpReady);
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2019-03-17 09:18:40 +00:00
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grpReady.setVisibility(View.GONE);
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2020-01-27 08:37:04 +00:00
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load();
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}
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2020-01-27 08:37:04 +00:00
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@Override
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protected void onNewIntent(Intent intent) {
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super.onNewIntent(intent);
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setIntent(intent);
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load();
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}
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private void load() {
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Uri uri = getIntent().getData();
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Log.i("DSN uri=" + uri);
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Bundle args = new Bundle();
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args.putParcelable("uri", uri);
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new SimpleTask<Result>() {
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@Override
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protected void onPreExecute(Bundle args) {
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pbWait.setVisibility(View.VISIBLE);
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}
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@Override
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protected void onPostExecute(Bundle args) {
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pbWait.setVisibility(View.GONE);
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}
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@Override
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protected Result onExecute(Context context, Bundle args) throws Throwable {
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Uri uri = args.getParcelable("uri");
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2020-01-27 08:37:04 +00:00
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if (uri == null)
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throw new FileNotFoundException();
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2019-11-03 19:07:26 +00:00
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if (!"content".equals(uri.getScheme()) &&
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!Helper.hasPermission(context, Manifest.permission.READ_EXTERNAL_STORAGE)) {
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Log.w("DSN uri=" + uri);
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throw new IllegalArgumentException(context.getString(R.string.title_no_stream));
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}
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Result result = new Result();
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ContentResolver resolver = context.getContentResolver();
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try (InputStream is = resolver.openInputStream(uri)) {
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ByteArrayOutputStream bos = new ByteArrayOutputStream();
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byte[] buffer = new byte[Helper.BUFFER_SIZE];
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int length;
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while ((length = is.read(buffer)) != -1)
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bos.write(buffer, 0, length);
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2019-08-29 19:57:04 +00:00
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String headers = MessageHelper.decodeMime(bos.toString(StandardCharsets.UTF_8.name()));
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result.headers = HtmlHelper.highlightHeaders(context, headers, false);
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}
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return result;
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}
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@Override
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protected void onExecuted(Bundle args, Result result) {
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tvHeaders.setText(result.headers);
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grpReady.setVisibility(View.VISIBLE);
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}
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@Override
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protected void onException(Bundle args, Throwable ex) {
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if (ex instanceof IllegalArgumentException)
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2020-07-06 17:02:01 +00:00
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Snackbar.make(findViewById(android.R.id.content), ex.getMessage(), Snackbar.LENGTH_LONG)
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.setGestureInsetBottomIgnored(true).show();
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else
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Log.unexpectedError(getSupportFragmentManager(), ex, false);
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}
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}.execute(this, args, "disposition:decode");
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}
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private class Result {
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Spanned headers;
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}
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}
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