/*
* Copyright (C) 2012-2014 Dominik Schürmann <dominik@dominikschuermann.de>
*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.sufficientlysecure.keychain.ui.dialog;
import android.app.Activity;
import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Message;
import android.os.Messenger;
import android.os.RemoteException;
import android.support.v4.app.DialogFragment;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.TextView;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.ui.util.Notify;
import org.sufficientlysecure.keychain.util.FileHelper;
import org.sufficientlysecure.keychain.util.Log;
import java.io.File;
/**
* This is a file chooser dialog no longer used with KitKat
*/
public class FileDialogFragment extends DialogFragment {
private static final String ARG_MESSENGER = "messenger";
private static final String ARG_TITLE = "title";
private static final String ARG_MESSAGE = "message";
private static final String ARG_DEFAULT_FILE = "default_file";
private static final String ARG_CHECKBOX_TEXT = "checkbox_text";
public static final int MESSAGE_OKAY = 1;
public static final String MESSAGE_DATA_FILE = "file";
public static final String MESSAGE_DATA_CHECKED = "checked";
private Messenger mMessenger;
private EditText mFilename;
private ImageButton mBrowse;
private CheckBox mCheckBox;
private TextView mMessageTextView;
private File mFile;
private static final int REQUEST_CODE = 0x00007004;
/**
* Creates new instance of this file dialog fragment
*/
public static FileDialogFragment newInstance(Messenger messenger, String title, String message,
File defaultFile, String checkboxText) {
FileDialogFragment frag = new FileDialogFragment();
Bundle args = new Bundle();
args.putParcelable(ARG_MESSENGER, messenger);
args.putString(ARG_TITLE, title);
args.putString(ARG_MESSAGE, message);
args.putString(ARG_DEFAULT_FILE, defaultFile.getAbsolutePath());
args.putString(ARG_CHECKBOX_TEXT, checkboxText);
frag.setArguments(args);
return frag;
}
/**
* Creates dialog
*/
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
final Activity activity = getActivity();
mMessenger = getArguments().getParcelable(ARG_MESSENGER);
String title = getArguments().getString(ARG_TITLE);
String message = getArguments().getString(ARG_MESSAGE);
mFile = new File(getArguments().getString(ARG_DEFAULT_FILE));
if (!mFile.isAbsolute()) {
// We use OK dir by default
mFile = new File(Constants.Path.APP_DIR.getAbsolutePath(), mFile.getName());
}
String checkboxText = getArguments().getString(ARG_CHECKBOX_TEXT);
LayoutInflater inflater = (LayoutInflater) activity
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
CustomAlertDialogBuilder alert = new CustomAlertDialogBuilder(activity);
alert.setTitle(title);
View view = inflater.inflate(R.layout.file_dialog, null);
mMessageTextView = (TextView) view.findViewById(R.id.message);
mMessageTextView.setText(message);
mFilename = (EditText) view.findViewById(R.id.input);
mFilename.setText(mFile.getName());
mBrowse = (ImageButton) view.findViewById(R.id.btn_browse);
mBrowse.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
// only .asc or .gpg files
// setting it to text/plain prevents Cynaogenmod's file manager from selecting asc
// or gpg types!
FileHelper.openFile(FileDialogFragment.this, Uri.fromFile(mFile), "*/*", REQUEST_CODE);
}
});
mCheckBox = (CheckBox) view.findViewById(R.id.checkbox);
if (checkboxText == null) {
mCheckBox.setEnabled(false);
mCheckBox.setVisibility(View.GONE);
} else {
mCheckBox.setEnabled(true);
mCheckBox.setVisibility(View.VISIBLE);
mCheckBox.setText(checkboxText);
}
alert.setView(view);
alert.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int id) {
dismiss();
String currentFilename = mFilename.getText().toString();
if (currentFilename == null || currentFilename.isEmpty()) {
// No file is like pressing cancel, UI: maybe disable positive button in this case?
return;
}
if (mFile == null || currentFilename.startsWith("/")) {
mFile = new File(currentFilename);
} else if (!mFile.getName().equals(currentFilename)) {
// We update our File object if user changed name!
mFile = new File(mFile.getParentFile(), currentFilename);
}
boolean checked = mCheckBox.isEnabled() && mCheckBox.isChecked();
// return resulting data back to activity
Bundle data = new Bundle();
data.putString(MESSAGE_DATA_FILE, mFile.getAbsolutePath());
data.putBoolean(MESSAGE_DATA_CHECKED, checked);
sendMessageToHandler(MESSAGE_OKAY, data);
}
});
alert.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int id) {
dismiss();
}
});
return alert.show();
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
switch (requestCode & 0xFFFF) {
case REQUEST_CODE: {
if (resultCode == Activity.RESULT_OK && data != null) {
File file = new File(data.getData().getPath());
if (file.getParentFile().exists()) {
mFile = file;
mFilename.setText(mFile.getName());
} else {
Notify.create(getActivity(), R.string.no_file_selected, Notify.Style.ERROR).show();
}
}
break;
}
default:
super.onActivityResult(requestCode, resultCode, data);
break;
}
}
/**
* Send message back to handler which is initialized in a activity
*
* @param what Message integer you want to send
*/
private void sendMessageToHandler(Integer what, Bundle data) {
Message msg = Message.obtain();
msg.what = what;
if (data != null) {
msg.setData(data);
}
try {
mMessenger.send(msg);
} catch (RemoteException e) {
Log.w(Constants.TAG, "Exception sending message, Is handler present?", e);
} catch (NullPointerException e) {
Log.w(Constants.TAG, "Messenger is null!", e);
}
}
}