FairEmail/app/src/main/java/eu/faircode/email/AdapterAttachment.java

428 lines
17 KiB
Java

package eu.faircode.email;
/*
This file is part of FairEmail.
FairEmail is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
FairEmail is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with FairEmail. If not, see <http://www.gnu.org/licenses/>.
Copyright 2018-2019 by Marcel Bokhorst (M66B)
*/
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.ProgressBar;
import android.widget.TextView;
import android.widget.Toast;
import java.io.File;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AlertDialog;
import androidx.core.content.FileProvider;
import androidx.lifecycle.LifecycleOwner;
import androidx.localbroadcastmanager.content.LocalBroadcastManager;
import androidx.recyclerview.widget.DiffUtil;
import androidx.recyclerview.widget.ListUpdateCallback;
import androidx.recyclerview.widget.RecyclerView;
public class AdapterAttachment extends RecyclerView.Adapter<AdapterAttachment.ViewHolder> {
private Context context;
private LayoutInflater inflater;
private LifecycleOwner owner;
private boolean readonly;
private boolean confirm;
private boolean debug;
private List<EntityAttachment> all = new ArrayList<>();
private List<EntityAttachment> filtered = new ArrayList<>();
public class ViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener {
View itemView;
ImageView ivDelete;
TextView tvName;
TextView tvType;
TextView tvSize;
ImageView ivStatus;
ImageView ivSave;
TextView tvDebug;
ProgressBar progressbar;
ViewHolder(View itemView) {
super(itemView);
this.itemView = itemView;
ivDelete = itemView.findViewById(R.id.ivDelete);
tvName = itemView.findViewById(R.id.tvName);
tvType = itemView.findViewById(R.id.tvType);
tvSize = itemView.findViewById(R.id.tvSize);
ivStatus = itemView.findViewById(R.id.ivStatus);
ivSave = itemView.findViewById(R.id.ivSave);
tvDebug = itemView.findViewById(R.id.tvDebug);
progressbar = itemView.findViewById(R.id.progressbar);
}
private void wire() {
itemView.setOnClickListener(this);
ivDelete.setOnClickListener(this);
ivSave.setOnClickListener(this);
}
private void unwire() {
itemView.setOnClickListener(null);
ivDelete.setOnClickListener(null);
ivSave.setOnClickListener(null);
}
private void bindTo(EntityAttachment attachment) {
itemView.setAlpha(attachment.isInline() ? 0.6f : 1.0f);
ivDelete.setVisibility(readonly ? View.GONE : attachment.isInline() ? View.INVISIBLE : View.VISIBLE);
tvName.setText(attachment.name);
tvType.setText(attachment.type);
if (attachment.size != null)
tvSize.setText(Helper.humanReadableByteCount(attachment.size, true));
tvSize.setVisibility(attachment.size == null ? View.GONE : View.VISIBLE);
if (attachment.available) {
ivStatus.setImageResource(R.drawable.baseline_visibility_24);
ivStatus.setVisibility(View.VISIBLE);
} else {
if (attachment.progress == null) {
ivStatus.setImageResource(R.drawable.baseline_cloud_download_24);
ivStatus.setVisibility(View.VISIBLE);
} else
ivStatus.setVisibility(View.GONE);
}
ivSave.setVisibility(readonly && attachment.available ? View.VISIBLE : View.GONE);
if (attachment.progress != null)
progressbar.setProgress(attachment.progress);
progressbar.setVisibility(
attachment.progress == null || attachment.available ? View.GONE : View.VISIBLE);
tvDebug.setText(attachment.type + " " + attachment.disposition + " " + attachment.cid + " " + attachment.encryption);
tvDebug.setVisibility(debug ? View.VISIBLE : View.GONE);
}
@Override
public void onClick(View view) {
int pos = getAdapterPosition();
if (pos == RecyclerView.NO_POSITION)
return;
final EntityAttachment attachment = filtered.get(pos);
if (view.getId() == R.id.ivDelete) {
Bundle args = new Bundle();
args.putLong("id", attachment.id);
new SimpleTask<Void>() {
@Override
protected Void onExecute(Context context, Bundle args) {
DB.getInstance(context).attachment().deleteAttachment(attachment.id);
EntityAttachment.getFile(context, attachment.id).delete();
return null;
}
@Override
protected void onException(Bundle args, Throwable ex) {
Helper.unexpectedError(context, owner, ex);
}
}.execute(context, owner, args, "attachment:delete");
} else if (view.getId() == R.id.ivSave) {
LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(context);
lbm.sendBroadcast(
new Intent(ActivityView.ACTION_STORE_ATTACHMENT)
.putExtra("id", attachment.id)
.putExtra("name", attachment.name)
.putExtra("type", attachment.type));
} else {
if (attachment.available) {
// Build file name
File file = EntityAttachment.getFile(context, attachment.id);
// https://developer.android.com/reference/android/support/v4/content/FileProvider
final Uri uri = FileProvider.getUriForFile(context, BuildConfig.APPLICATION_ID, file);
Log.i("uri=" + uri);
// Build intent
final Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setDataAndType(uri, attachment.type);
intent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
if (!TextUtils.isEmpty(attachment.name))
intent.putExtra(Intent.EXTRA_TITLE, attachment.name);
Log.i("Sharing " + file + " type=" + attachment.type);
Log.i("Intent=" + intent);
// Get targets
PackageManager pm = context.getPackageManager();
List<NameResolveInfo> targets = new ArrayList<>();
List<ResolveInfo> ris = pm.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY);
for (ResolveInfo ri : ris) {
if ("com.adobe.reader".equals(ri.activityInfo.packageName))
Toast.makeText(context, R.string.title_no_adobe, Toast.LENGTH_LONG).show();
Log.i("Target=" + ri);
context.grantUriPermission(ri.activityInfo.packageName, uri, Intent.FLAG_GRANT_READ_URI_PERMISSION);
targets.add(new NameResolveInfo(
pm.getApplicationIcon(ri.activityInfo.applicationInfo),
pm.getApplicationLabel(ri.activityInfo.applicationInfo).toString(),
ri));
}
// Check if viewer available
if (ris.size() == 0) {
Toast.makeText(context, context.getString(R.string.title_no_viewer, attachment.type), Toast.LENGTH_LONG).show();
return;
}
if (confirm) {
View dview = LayoutInflater.from(context).inflate(R.layout.dialog_attachment, null);
final AlertDialog dialog = new DialogBuilderLifecycle(context, owner)
.setView(dview)
.setNegativeButton(android.R.string.cancel, null)
.create();
TextView tvName = dview.findViewById(R.id.tvName);
TextView tvType = dview.findViewById(R.id.tvType);
ListView lvApp = dview.findViewById(R.id.lvApp);
tvName.setText(attachment.name);
tvType.setText(attachment.type);
lvApp.setAdapter(new TargetAdapter(context, R.layout.item_target, targets));
lvApp.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
NameResolveInfo selected = (NameResolveInfo) parent.getItemAtPosition(position);
intent.setPackage(selected.info.activityInfo.packageName);
context.startActivity(intent);
dialog.dismiss();
}
});
dialog.show();
} else
context.startActivity(intent);
} else {
if (attachment.progress == null) {
Bundle args = new Bundle();
args.putLong("id", attachment.id);
args.putLong("message", attachment.message);
args.putInt("sequence", attachment.sequence);
new SimpleTask<Void>() {
@Override
protected Void onExecute(Context context, Bundle args) {
long id = args.getLong("id");
long message = args.getLong("message");
long sequence = args.getInt("sequence");
DB db = DB.getInstance(context);
try {
db.beginTransaction();
db.attachment().setProgress(id, 0);
EntityMessage msg = db.message().getMessage(message);
EntityOperation.queue(context, db, msg, EntityOperation.ATTACHMENT, sequence);
db.setTransactionSuccessful();
} finally {
db.endTransaction();
}
return null;
}
@Override
protected void onException(Bundle args, Throwable ex) {
Helper.unexpectedError(context, owner, ex);
}
}.execute(context, owner, args, "attachment:fetch");
}
}
}
}
private class NameResolveInfo {
Drawable icon;
String name;
ResolveInfo info;
NameResolveInfo(Drawable icon, String name, ResolveInfo info) {
this.icon = icon;
this.name = name;
this.info = info;
}
}
public class TargetAdapter extends ArrayAdapter<NameResolveInfo> {
private Context context;
TargetAdapter(Context context, int resid, List<NameResolveInfo> items) {
super(context, resid, items);
this.context = context;
}
public View getView(int position, View convertView, ViewGroup parent) {
NameResolveInfo item = getItem(position);
View view = LayoutInflater.from(context).inflate(R.layout.item_target, null);
ImageView ivIcon = view.findViewById(R.id.ivIcon);
TextView tvName = view.findViewById(R.id.tvName);
ivIcon.setImageDrawable(item.icon);
tvName.setText(item.name);
return view;
}
}
}
AdapterAttachment(Context context, LifecycleOwner owner, boolean readonly) {
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
this.context = context;
this.inflater = LayoutInflater.from(context);
this.owner = owner;
this.readonly = readonly;
this.confirm = prefs.getBoolean("confirm", false);
this.debug = prefs.getBoolean("debug", false);
setHasStableIds(true);
}
public void set(@NonNull List<EntityAttachment> attachments) {
Log.i("Set attachments=" + attachments.size());
Collections.sort(attachments, new Comparator<EntityAttachment>() {
@Override
public int compare(EntityAttachment a1, EntityAttachment a2) {
return a1.sequence.compareTo(a2.sequence);
}
});
all = attachments;
DiffUtil.DiffResult diff = DiffUtil.calculateDiff(new MessageDiffCallback(filtered, all));
filtered.clear();
filtered.addAll(all);
diff.dispatchUpdatesTo(new ListUpdateCallback() {
@Override
public void onInserted(int position, int count) {
Log.i("Inserted @" + position + " #" + count);
}
@Override
public void onRemoved(int position, int count) {
Log.i("Removed @" + position + " #" + count);
}
@Override
public void onMoved(int fromPosition, int toPosition) {
Log.i("Moved " + fromPosition + ">" + toPosition);
}
@Override
public void onChanged(int position, int count, Object payload) {
Log.i("Changed @" + position + " #" + count);
}
});
diff.dispatchUpdatesTo(this);
}
private class MessageDiffCallback extends DiffUtil.Callback {
private List<EntityAttachment> prev;
private List<EntityAttachment> next;
MessageDiffCallback(List<EntityAttachment> prev, List<EntityAttachment> next) {
this.prev = prev;
this.next = next;
}
@Override
public int getOldListSize() {
return prev.size();
}
@Override
public int getNewListSize() {
return next.size();
}
@Override
public boolean areItemsTheSame(int oldItemPosition, int newItemPosition) {
EntityAttachment a1 = prev.get(oldItemPosition);
EntityAttachment a2 = next.get(newItemPosition);
return a1.id.equals(a2.id);
}
@Override
public boolean areContentsTheSame(int oldItemPosition, int newItemPosition) {
EntityAttachment a1 = prev.get(oldItemPosition);
EntityAttachment a2 = next.get(newItemPosition);
return a1.equals(a2);
}
}
@Override
public long getItemId(int position) {
return filtered.get(position).id;
}
@Override
public int getItemCount() {
return filtered.size();
}
@Override
@NonNull
public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
return new ViewHolder(inflater.inflate(R.layout.item_attachment, parent, false));
}
@Override
public void onBindViewHolder(@NonNull ViewHolder holder, int position) {
holder.unwire();
EntityAttachment attachment = filtered.get(position);
holder.bindTo(attachment);
holder.wire();
}
}