mirror of https://github.com/M66B/FairEmail.git
607 lines
23 KiB
607 lines
23 KiB
package eu.faircode.email;
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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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Copyright 2018-2021 by Marcel Bokhorst (M66B)
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*/
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import android.app.RecoverableSecurityException;
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import android.content.ActivityNotFoundException;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.IntentSender;
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import android.content.pm.PackageManager;
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import android.content.res.Configuration;
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import android.net.Uri;
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import android.os.Build;
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import android.os.Bundle;
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import android.os.Handler;
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import android.text.TextUtils;
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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.view.inputmethod.InputMethodManager;
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import android.widget.ScrollView;
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import android.widget.TextView;
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import android.widget.Toast;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.annotation.RequiresApi;
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import androidx.appcompat.app.ActionBar;
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import androidx.appcompat.app.AlertDialog;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.documentfile.provider.DocumentFile;
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import androidx.fragment.app.Fragment;
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import androidx.fragment.app.FragmentResultListener;
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import androidx.lifecycle.Lifecycle;
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import androidx.localbroadcastmanager.content.LocalBroadcastManager;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import static android.app.ActionBar.DISPLAY_SHOW_CUSTOM;
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import static android.app.Activity.RESULT_OK;
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public class FragmentBase extends Fragment {
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private String title = null;
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private String subtitle = " ";
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private boolean finish = false;
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private boolean finished = false;
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private String requestKey = null;
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private long message = -1;
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private long attachment = -1;
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private int scrollTo = 0;
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private static int requestSequence = 0;
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private static final int REQUEST_ATTACHMENT = 51;
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private static final int REQUEST_ATTACHMENTS = 52;
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private static final int REQUEST_RECOVERABLE_PERMISSION = 53;
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static final String ACTION_STORE_ATTACHMENT = BuildConfig.APPLICATION_ID + ".STORE_ATTACHMENT";
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static final String ACTION_STORE_ATTACHMENTS = BuildConfig.APPLICATION_ID + ".STORE_ATTACHMENTS";
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protected void setTitle(int resid) {
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setTitle(getString(resid));
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}
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protected void setTitle(String title) {
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this.title = title;
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updateSubtitle();
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}
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protected void setSubtitle(int resid) {
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setSubtitle(getString(resid));
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}
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protected void setSubtitle(String subtitle) {
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this.subtitle = subtitle;
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updateSubtitle();
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}
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void scrollTo(int resid) {
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scrollTo = resid;
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scrollTo();
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}
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private void scrollTo() {
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if (scrollTo == 0)
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return;
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View view = getView();
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if (view == null)
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return;
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final ScrollView scroll = view.findViewById(R.id.scroll);
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if (scroll == null)
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return;
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final View child = scroll.findViewById(scrollTo);
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if (child == null)
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return;
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scrollTo = 0;
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scroll.post(new Runnable() {
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@Override
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public void run() {
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scroll.scrollTo(0, child.getTop());
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}
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});
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}
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@Override
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public void startActivity(Intent intent) {
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try {
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Log.i("Start intent=" + intent);
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Log.logExtras(intent);
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super.startActivity(intent);
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} catch (ActivityNotFoundException ex) {
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Log.w(ex);
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ToastEx.makeText(getContext(), getString(R.string.title_no_viewer, intent), Toast.LENGTH_LONG).show();
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} catch (Throwable ex) {
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Log.e(ex);
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ToastEx.makeText(getContext(), Log.formatThrowable(ex), Toast.LENGTH_LONG).show();
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}
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}
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@Override
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public void startActivityForResult(Intent intent, int requestCode) {
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try {
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Log.i("Start intent=" + intent + " request=" + requestCode);
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Log.logExtras(intent);
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super.startActivityForResult(intent, requestCode);
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} catch (ActivityNotFoundException ex) {
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Log.w(ex);
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ToastEx.makeText(getContext(), getString(R.string.title_no_viewer, intent), Toast.LENGTH_LONG).show();
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} catch (Throwable ex) {
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Log.e(ex);
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ToastEx.makeText(getContext(), Log.formatThrowable(ex), Toast.LENGTH_LONG).show();
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}
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}
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protected void finish() {
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if (finished)
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return;
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finished = true;
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if (getLifecycle().getCurrentState().isAtLeast(Lifecycle.State.STARTED))
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getParentFragmentManager().popBackStack();
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else
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finish = true;
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}
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@Override
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public void onSaveInstanceState(Bundle outState) {
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Log.d("Save instance " + this);
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int before = Helper.getSize(outState);
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outState.putString("fair:subtitle", subtitle);
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outState.putString("fair:requestKey", requestKey);
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super.onSaveInstanceState(outState);
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int after = Helper.getSize(outState);
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Log.d("Saved instance " + this + " size=" + before + "/" + after);
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Map<String, String> crumb = new HashMap<>();
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crumb.put("name", this.getClass().getName());
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crumb.put("before", Integer.toString(before));
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crumb.put("after", Integer.toString(after));
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for (String key : outState.keySet()) {
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Object value = outState.get(key);
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crumb.put(key, value == null ? "" : value.getClass().getName());
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}
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Log.breadcrumb("onSaveInstanceState", crumb);
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for (String key : outState.keySet())
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Log.d("Saved " + this + " " + key + "=" + outState.get(key));
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}
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public String getRequestKey() {
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if (requestKey == null)
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requestKey = getClass().getName() + "_" + (++requestSequence);
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return requestKey;
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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Log.i("Create " + this + " saved=" + (savedInstanceState != null));
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super.onCreate(savedInstanceState);
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if (savedInstanceState != null) {
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subtitle = savedInstanceState.getString("fair:subtitle");
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requestKey = savedInstanceState.getString("fair:requestKey");
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}
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// https://developer.android.com/training/basics/fragments/pass-data-between
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getParentFragmentManager().setFragmentResultListener(getRequestKey(), this, new FragmentResultListener() {
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@Override
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public void onFragmentResult(@NonNull String requestKey, @NonNull Bundle result) {
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try {
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result.setClassLoader(ApplicationEx.class.getClassLoader());
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int requestCode = result.getInt("requestCode");
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int resultCode = result.getInt("resultCode");
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Intent data = new Intent();
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data.putExtra("args", result);
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onActivityResult(requestCode, resultCode, data);
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} catch (Throwable ex) {
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Log.w(ex);
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/*
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android.os.BadParcelableException: ClassNotFoundException when unmarshalling: eu.faircode.email.FragmentMessages$MessageTarget
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at android.os.Parcel.readParcelableCreator(Parcel.java:2839)
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at android.os.Parcel.readParcelable(Parcel.java:2765)
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at android.os.Parcel.readValue(Parcel.java:2668)
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at android.os.Parcel.readListInternal(Parcel.java:3098)
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at android.os.Parcel.readArrayList(Parcel.java:2319)
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at android.os.Parcel.readValue(Parcel.java:2689)
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at android.os.Parcel.readArrayMapInternal(Parcel.java:3037)
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at android.os.BaseBundle.initializeFromParcelLocked(BaseBundle.java:288)
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at android.os.BaseBundle.unparcel(BaseBundle.java:232)
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at android.os.BaseBundle.getInt(BaseBundle.java:1017)
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*/
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}
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}
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});
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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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Log.d("Create view " + this + (savedInstanceState != null));
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return super.onCreateView(inflater, container, savedInstanceState);
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}
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@Override
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public void onActivityCreated(Bundle savedInstanceState) {
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Log.d("Activity " + this + " saved=" + (savedInstanceState != null));
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super.onActivityCreated(savedInstanceState);
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scrollTo();
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}
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@Override
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public void onResume() {
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Log.d("Resume " + this);
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super.onResume();
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updateSubtitle();
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if (finish) {
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getParentFragmentManager().popBackStack();
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finish = false;
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}
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LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(getContext());
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IntentFilter iff = new IntentFilter();
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iff.addAction(ACTION_STORE_ATTACHMENT);
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iff.addAction(ACTION_STORE_ATTACHMENTS);
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lbm.registerReceiver(receiver, iff);
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}
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@Override
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public void onPause() {
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Log.d("Pause " + this);
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super.onPause();
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LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(getContext());
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lbm.unregisterReceiver(receiver);
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}
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@Override
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public void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
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String action = (data == null ? null : data.getAction());
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Log.i("Result class=" + this.getClass().getSimpleName() +
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" action=" + action + " request=" + requestCode + " result=" + resultCode);
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Log.logExtras(data);
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if (data != null)
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Log.i("data=" + data.getData());
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super.onActivityResult(requestCode, resultCode, data);
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try {
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switch (requestCode) {
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case REQUEST_ATTACHMENT:
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if (resultCode == RESULT_OK && data != null)
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onSaveAttachment(data);
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break;
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case REQUEST_ATTACHMENTS:
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if (resultCode == RESULT_OK && data != null)
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onSaveAttachments(data);
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break;
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}
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} catch (Throwable ex) {
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Log.e(ex);
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}
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}
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@Override
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public void onDetach() {
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Log.d("Detach " + this);
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super.onDetach();
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InputMethodManager im = (InputMethodManager) getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
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View focused = getActivity().getCurrentFocus();
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if (focused != null)
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im.hideSoftInputFromWindow(focused.getWindowToken(), InputMethodManager.HIDE_NOT_ALWAYS);
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}
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@Override
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public void onConfigurationChanged(Configuration newConfig) {
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Log.d("Config " + this);
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super.onConfigurationChanged(newConfig);
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}
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@Override
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public void onDestroy() {
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Log.i("Destroy " + this);
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super.onDestroy();
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}
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@Override
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public void setHasOptionsMenu(boolean hasMenu) {
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super.setHasOptionsMenu(!isPane() && hasMenu);
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}
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private void updateSubtitle() {
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AppCompatActivity activity = (AppCompatActivity) getActivity();
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if (activity != null && !isPane()) {
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ActionBar actionbar = activity.getSupportActionBar();
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if (actionbar != null)
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if ((actionbar.getDisplayOptions() & DISPLAY_SHOW_CUSTOM) == 0) {
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actionbar.setTitle(title == null ? getString(R.string.app_name) : title);
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actionbar.setSubtitle(subtitle);
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} else {
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View custom = actionbar.getCustomView();
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TextView tvTitle = custom.findViewById(R.id.title);
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TextView tvSubtitle = custom.findViewById(R.id.subtitle);
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tvTitle.setText(title == null ? getString(R.string.app_name) : title);
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tvSubtitle.setText(subtitle);
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}
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}
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}
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private boolean isPane() {
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Bundle args = getArguments();
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return (args != null && args.getBoolean("pane"));
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}
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boolean hasPermission(String name) {
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ActivityBase activity = (ActivityBase) getActivity();
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if (activity == null)
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return false;
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return activity.hasPermission(name);
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}
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void addKeyPressedListener(ActivityBase.IKeyPressedListener listener) {
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((ActivityBase) getActivity()).addKeyPressedListener(listener, getViewLifecycleOwner());
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}
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void addBillingListener(ActivityBilling.IBillingListener listener) {
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((ActivityBilling) getActivity()).addBillingListener(listener, getViewLifecycleOwner());
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}
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private BroadcastReceiver receiver = new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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if (getLifecycle().getCurrentState().isAtLeast(Lifecycle.State.STARTED)) {
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String action = intent.getAction();
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if (ACTION_STORE_ATTACHMENT.equals(action))
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onStoreAttachment(intent);
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if (ACTION_STORE_ATTACHMENTS.equals(action))
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onStoreAttachments(intent);
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}
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}
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};
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private void onStoreAttachment(Intent intent) {
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attachment = intent.getLongExtra("id", -1);
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Log.i("Save attachment id=" + attachment);
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Intent create = new Intent(Intent.ACTION_CREATE_DOCUMENT);
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create.addCategory(Intent.CATEGORY_OPENABLE);
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create.setType(intent.getStringExtra("type"));
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create.putExtra(Intent.EXTRA_TITLE, intent.getStringExtra("name"));
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Helper.openAdvanced(create);
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PackageManager pm = getContext().getPackageManager();
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if (create.resolveActivity(pm) == null) { // system whitelisted
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Log.w("SAF missing");
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ToastEx.makeText(getContext(), R.string.title_no_saf, Toast.LENGTH_LONG).show();
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} else
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startActivityForResult(Helper.getChooser(getContext(), create), REQUEST_ATTACHMENT);
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}
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private void onStoreAttachments(Intent intent) {
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message = intent.getLongExtra("id", -1);
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Log.i("Save attachments message=" + message);
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Intent tree = new Intent(Intent.ACTION_OPEN_DOCUMENT_TREE);
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Helper.openAdvanced(tree);
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PackageManager pm = getContext().getPackageManager();
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if (tree.resolveActivity(pm) == null) { // system whitelisted
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Log.w("SAF missing");
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ToastEx.makeText(getContext(), R.string.title_no_saf, Toast.LENGTH_LONG).show();
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} else
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startActivityForResult(Helper.getChooser(getContext(), tree), REQUEST_ATTACHMENTS);
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}
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private void onSaveAttachment(Intent data) {
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Bundle args = new Bundle();
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args.putLong("id", attachment);
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args.putParcelable("uri", data.getData());
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new SimpleTask<Void>() {
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@Override
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protected Void onExecute(Context context, Bundle args) throws Throwable {
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long id = args.getLong("id");
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Uri uri = args.getParcelable("uri");
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if (!"content".equals(uri.getScheme())) {
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Log.w("Save attachment uri=" + uri);
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throw new IllegalArgumentException(context.getString(R.string.title_no_stream));
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}
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DB db = DB.getInstance(context);
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EntityAttachment attachment = db.attachment().getAttachment(id);
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if (attachment == null)
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return null;
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File file = attachment.getFile(context);
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OutputStream os = null;
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InputStream is = null;
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try {
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os = context.getContentResolver().openOutputStream(uri);
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is = new FileInputStream(file);
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byte[] buffer = new byte[Helper.BUFFER_SIZE];
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int read;
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while ((read = is.read(buffer)) != -1)
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os.write(buffer, 0, read);
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} finally {
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try {
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if (os != null)
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os.close();
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} catch (Throwable ex) {
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Log.w(ex);
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}
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try {
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if (is != null)
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is.close();
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} catch (Throwable ex) {
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Log.w(ex);
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}
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}
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return null;
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}
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@Override
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protected void onExecuted(Bundle args, Void data) {
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ToastEx.makeText(getContext(), R.string.title_attachment_saved, Toast.LENGTH_LONG).show();
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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 (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q)
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if (ex instanceof RecoverableSecurityException) {
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handle((RecoverableSecurityException) ex);
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return;
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}
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if (ex instanceof IllegalArgumentException ||
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ex instanceof FileNotFoundException ||
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ex instanceof SecurityException)
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ToastEx.makeText(getContext(), ex.getMessage(), Toast.LENGTH_LONG).show();
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else
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Log.unexpectedError(getParentFragmentManager(), ex);
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}
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}.execute(this, args, "attachment:save");
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}
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private void onSaveAttachments(Intent data) {
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Bundle args = new Bundle();
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args.putLong("id", message);
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args.putParcelable("uri", data.getData());
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new SimpleTask<Void>() {
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@Override
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protected Void onExecute(Context context, Bundle args) throws Throwable {
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long id = args.getLong("id");
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Uri uri = args.getParcelable("uri");
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if (!"content".equals(uri.getScheme())) {
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Log.w("Save attachment uri=" + uri);
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throw new IllegalArgumentException(context.getString(R.string.title_no_stream));
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}
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DB db = DB.getInstance(context);
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DocumentFile tree = DocumentFile.fromTreeUri(context, uri);
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List<EntityAttachment> attachments = db.attachment().getAttachments(id);
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for (EntityAttachment attachment : attachments) {
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File file = attachment.getFile(context);
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String name = Helper.sanitizeFilename(attachment.name);
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|
if (TextUtils.isEmpty(name))
|
|
name = Long.toString(attachment.id);
|
|
DocumentFile document = tree.createFile(attachment.getMimeType(), name);
|
|
if (document == null)
|
|
throw new FileNotFoundException("Could not save " + uri + ":" + name);
|
|
|
|
OutputStream os = null;
|
|
InputStream is = null;
|
|
try {
|
|
os = context.getContentResolver().openOutputStream(document.getUri());
|
|
is = new FileInputStream(file);
|
|
|
|
byte[] buffer = new byte[Helper.BUFFER_SIZE];
|
|
int read;
|
|
while ((read = is.read(buffer)) != -1)
|
|
os.write(buffer, 0, read);
|
|
} finally {
|
|
try {
|
|
if (os != null)
|
|
os.close();
|
|
} catch (Throwable ex) {
|
|
Log.w(ex);
|
|
}
|
|
try {
|
|
if (is != null)
|
|
is.close();
|
|
} catch (Throwable ex) {
|
|
Log.w(ex);
|
|
}
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
@Override
|
|
protected void onExecuted(Bundle args, Void data) {
|
|
ToastEx.makeText(getContext(), R.string.title_attachments_saved, Toast.LENGTH_LONG).show();
|
|
}
|
|
|
|
@Override
|
|
protected void onException(Bundle args, Throwable ex) {
|
|
Log.w(ex);
|
|
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q)
|
|
if (ex instanceof RecoverableSecurityException) {
|
|
handle((RecoverableSecurityException) ex);
|
|
return;
|
|
}
|
|
|
|
if (ex instanceof IllegalArgumentException ||
|
|
ex instanceof FileNotFoundException ||
|
|
ex instanceof SecurityException)
|
|
ToastEx.makeText(getContext(), ex.getMessage(), Toast.LENGTH_LONG).show();
|
|
else
|
|
Log.unexpectedError(getParentFragmentManager(), ex);
|
|
}
|
|
}.execute(this, args, "attachments:save");
|
|
}
|
|
|
|
@RequiresApi(api = Build.VERSION_CODES.Q)
|
|
private void handle(RecoverableSecurityException ex) {
|
|
new AlertDialog.Builder(getContext())
|
|
.setMessage(ex.getMessage())
|
|
.setPositiveButton(ex.getUserAction().getTitle(), new DialogInterface.OnClickListener() {
|
|
@Override
|
|
public void onClick(DialogInterface dialog, int which) {
|
|
try {
|
|
startIntentSenderForResult(
|
|
ex.getUserAction().getActionIntent().getIntentSender(),
|
|
REQUEST_RECOVERABLE_PERMISSION,
|
|
null, 0, 0, 0, null);
|
|
} catch (IntentSender.SendIntentException ex) {
|
|
Log.w(ex);
|
|
}
|
|
}
|
|
})
|
|
.setNegativeButton(android.R.string.cancel, null)
|
|
.show();
|
|
}
|
|
|
|
Handler getMainHandler() {
|
|
return ApplicationEx.getMainHandler();
|
|
}
|
|
}
|