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/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.contacts.interactions;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.DialogFragment;
import android.app.FragmentManager;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.res.Resources;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.provider.ContactsContract.Contacts;
import android.telephony.TelephonyManager;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.TextView;
import android.widget.Toast;
import com.android.contacts.R;
import com.android.contacts.editor.SelectAccountDialogFragment;
import com.android.contacts.model.AccountTypeManager;
import com.android.contacts.common.model.account.AccountWithDataSet;
import com.android.contacts.util.AccountSelectionUtil;
import com.android.contacts.util.AccountsListAdapter.AccountListFilter;
import com.android.contacts.vcard.ExportVCardActivity;
import java.util.List;
/**
* An dialog invoked to import/export contacts.
*/
public class ImportExportDialogFragment extends DialogFragment
implements SelectAccountDialogFragment.Listener {
public static final String TAG = "ImportExportDialogFragment";
private static final String KEY_RES_ID = "resourceId";
private static final String ARG_CONTACTS_ARE_AVAILABLE = "CONTACTS_ARE_AVAILABLE";
private final String[] LOOKUP_PROJECTION = new String[] {
Contacts.LOOKUP_KEY
};
/** Preferred way to show this dialog */
public static void show(FragmentManager fragmentManager, boolean contactsAreAvailable) {
final ImportExportDialogFragment fragment = new ImportExportDialogFragment();
Bundle args = new Bundle();
args.putBoolean(ARG_CONTACTS_ARE_AVAILABLE, contactsAreAvailable);
fragment.setArguments(args);
fragment.show(fragmentManager, ImportExportDialogFragment.TAG);
}
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
// Wrap our context to inflate list items using the correct theme
final Resources res = getActivity().getResources();
final LayoutInflater dialogInflater = (LayoutInflater)getActivity()
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
final boolean contactsAreAvailable = getArguments().getBoolean(ARG_CONTACTS_ARE_AVAILABLE);
// Adapter that shows a list of string resources
final ArrayAdapter<Integer> adapter = new ArrayAdapter<Integer>(getActivity(),
R.layout.select_dialog_item) {
@Override
public View getView(int position, View convertView, ViewGroup parent) {
final TextView result = (TextView)(convertView != null ? convertView :
dialogInflater.inflate(R.layout.select_dialog_item, parent, false));
final int resId = getItem(position);
result.setText(resId);
return result;
}
};
if (TelephonyManager.getDefault().hasIccCard()
&& res.getBoolean(R.bool.config_allow_sim_import)) {
adapter.add(R.string.import_from_sim);
}
if (res.getBoolean(R.bool.config_allow_import_from_sdcard)) {
adapter.add(R.string.import_from_sdcard);
}
if (res.getBoolean(R.bool.config_allow_export_to_sdcard)) {
if (contactsAreAvailable) {
adapter.add(R.string.export_to_sdcard);
}
}
if (res.getBoolean(R.bool.config_allow_share_visible_contacts)) {
if (contactsAreAvailable) {
adapter.add(R.string.share_visible_contacts);
}
}
final DialogInterface.OnClickListener clickListener =
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
boolean dismissDialog;
final int resId = adapter.getItem(which);
switch (resId) {
case R.string.import_from_sim:
case R.string.import_from_sdcard: {
dismissDialog = handleImportRequest(resId);
break;
}
case R.string.export_to_sdcard: {
dismissDialog = true;
Intent exportIntent = new Intent(getActivity(), ExportVCardActivity.class);
getActivity().startActivity(exportIntent);
break;
}
case R.string.share_visible_contacts: {
dismissDialog = true;
doShareVisibleContacts();
break;
}
default: {
dismissDialog = true;
Log.e(TAG, "Unexpected resource: "
+ getActivity().getResources().getResourceEntryName(resId));
}
}
if (dismissDialog) {
dialog.dismiss();
}
}
};
return new AlertDialog.Builder(getActivity())
.setTitle(contactsAreAvailable
? R.string.dialog_import_export
: R.string.dialog_import)
.setSingleChoiceItems(adapter, -1, clickListener)
.create();
}
private void doShareVisibleContacts() {
// TODO move the query into a loader and do this in a background thread
final Cursor cursor = getActivity().getContentResolver().query(Contacts.CONTENT_URI,
LOOKUP_PROJECTION, Contacts.IN_VISIBLE_GROUP + "!=0", null, null);
if (cursor != null) {
try {
if (!cursor.moveToFirst()) {
Toast.makeText(getActivity(), R.string.share_error, Toast.LENGTH_SHORT).show();
return;
}
StringBuilder uriListBuilder = new StringBuilder();
int index = 0;
do {
if (index != 0)
uriListBuilder.append(':');
uriListBuilder.append(cursor.getString(0));
index++;
} while (cursor.moveToNext());
Uri uri = Uri.withAppendedPath(
Contacts.CONTENT_MULTI_VCARD_URI,
Uri.encode(uriListBuilder.toString()));
final Intent intent = new Intent(Intent.ACTION_SEND);
intent.setType(Contacts.CONTENT_VCARD_TYPE);
intent.putExtra(Intent.EXTRA_STREAM, uri);
getActivity().startActivity(intent);
} finally {
cursor.close();
}
}
}
/**
* Handle "import from SIM" and "import from SD".
*
* @return {@code true} if the dialog show be closed. {@code false} otherwise.
*/
private boolean handleImportRequest(int resId) {
// There are three possibilities:
// - more than one accounts -> ask the user
// - just one account -> use the account without asking the user
// - no account -> use phone-local storage without asking the user
final AccountTypeManager accountTypes = AccountTypeManager.getInstance(getActivity());
final List<AccountWithDataSet> accountList = accountTypes.getAccounts(true);
final int size = accountList.size();
if (size > 1) {
// Send over to the account selector
final Bundle args = new Bundle();
args.putInt(KEY_RES_ID, resId);
SelectAccountDialogFragment.show(
getFragmentManager(), this,
R.string.dialog_new_contact_account,
AccountListFilter.ACCOUNTS_CONTACT_WRITABLE, args);
// In this case, because this DialogFragment is used as a target fragment to
// SelectAccountDialogFragment, we can't close it yet. We close the dialog when
// we get a callback from it.
return false;
}
AccountSelectionUtil.doImport(getActivity(), resId,
(size == 1 ? accountList.get(0) : null));
return true; // Close the dialog.
}
/**
* Called when an account is selected on {@link SelectAccountDialogFragment}.
*/
@Override
public void onAccountChosen(AccountWithDataSet account, Bundle extraArgs) {
AccountSelectionUtil.doImport(getActivity(), extraArgs.getInt(KEY_RES_ID), account);
// At this point the dialog is still showing (which is why we can use getActivity() above)
// So close it.
dismiss();
}
@Override
public void onAccountSelectorCancelled() {
// See onAccountChosen() -- at this point the dialog is still showing. Close it.
dismiss();
}
}
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