/*
* Copyright (c) 2008-2009, Motorola, Inc.
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* - Neither the name of the Motorola, Inc. nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package com.android.bluetooth.opp;
import com.android.bluetooth.R;
import com.google.android.collect.Lists;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.net.Uri;
import android.content.ContentValues;
import android.content.Context;
import android.content.ActivityNotFoundException;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.database.Cursor;
import android.util.Log;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
/**
* This class has some utilities for Opp application;
*/
public class BluetoothOppUtility {
private static final String TAG = "BluetoothOppUtility";
private static final boolean D = Constants.DEBUG;
private static final boolean V = Constants.VERBOSE;
public static BluetoothOppTransferInfo queryRecord(Context context, Uri uri) {
BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
BluetoothOppTransferInfo info = new BluetoothOppTransferInfo();
Cursor cursor = context.getContentResolver().query(uri, null, null, null, null);
if (cursor != null) {
if (cursor.moveToFirst()) {
info.mID = cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare._ID));
info.mStatus = cursor.getInt(cursor.getColumnIndexOrThrow(BluetoothShare.STATUS));
info.mDirection = cursor.getInt(cursor
.getColumnIndexOrThrow(BluetoothShare.DIRECTION));
info.mTotalBytes = cursor.getInt(cursor
.getColumnIndexOrThrow(BluetoothShare.TOTAL_BYTES));
info.mCurrentBytes = cursor.getInt(cursor
.getColumnIndexOrThrow(BluetoothShare.CURRENT_BYTES));
info.mTimeStamp = cursor.getLong(cursor
.getColumnIndexOrThrow(BluetoothShare.TIMESTAMP));
info.mDestAddr = cursor.getString(cursor
.getColumnIndexOrThrow(BluetoothShare.DESTINATION));
info.mFileName = cursor.getString(cursor
.getColumnIndexOrThrow(BluetoothShare._DATA));
if (info.mFileName == null) {
info.mFileName = cursor.getString(cursor
.getColumnIndexOrThrow(BluetoothShare.FILENAME_HINT));
}
if (info.mFileName == null) {
info.mFileName = context.getString(R.string.unknown_file);
}
info.mFileUri = cursor.getString(cursor.getColumnIndexOrThrow(BluetoothShare.URI));
if (info.mFileUri != null) {
Uri u = Uri.parse(info.mFileUri);
info.mFileType = context.getContentResolver().getType(u);
} else {
Uri u = Uri.parse(info.mFileName);
info.mFileType = context.getContentResolver().getType(u);
}
if (info.mFileType == null) {
info.mFileType = cursor.getString(cursor
.getColumnIndexOrThrow(BluetoothShare.MIMETYPE));
}
BluetoothDevice remoteDevice = adapter.getRemoteDevice(info.mDestAddr);
info.mDeviceName =
BluetoothOppManager.getInstance(context).getDeviceName(remoteDevice);
if (V) Log.v(TAG, "Get data from db:" + info.mFileName + info.mFileType
+ info.mDestAddr);
}
cursor.close();
} else {
info = null;
if (V) Log.v(TAG, "BluetoothOppManager Error: not got data from db for uri:" + uri);
}
return info;
}
/**
* Organize Array list for transfers in one batch
*/
// This function is used when UI show batch transfer. Currently only show single transfer.
public static ArrayList<String> queryTransfersInBatch(Context context, Long timeStamp) {
ArrayList<String> uris = Lists.newArrayList();
final String WHERE = BluetoothShare.TIMESTAMP + " == " + timeStamp;
Cursor metadataCursor = context.getContentResolver().query(BluetoothShare.CONTENT_URI,
new String[] {
BluetoothShare._DATA
}, WHERE, null, BluetoothShare._ID);
if (metadataCursor == null) {
return null;
}
for (metadataCursor.moveToFirst(); !metadataCursor.isAfterLast(); metadataCursor
.moveToNext()) {
String fileName = metadataCursor.getString(0);
Uri path = Uri.parse(fileName);
// If there is no scheme, then it must be a file
if (path.getScheme() == null) {
path = Uri.fromFile(new File(fileName));
}
uris.add(path.toString());
if (V) Log.d(TAG, "Uri in this batch: " + path.toString());
}
metadataCursor.close();
return uris;
}
/**
* Open the received file with appropriate application, if can not find
* application to handle, display error dialog.
*/
public static void openReceivedFile(Context context, String fileName, String mimetype,
Long timeStamp, Uri uri) {
if (fileName == null || mimetype == null) {
Log.e(TAG, "ERROR: Para fileName ==null, or mimetype == null");
return;
}
File f = new File(fileName);
if (!f.exists()) {
Intent in = new Intent(context, BluetoothOppBtErrorActivity.class);
in.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
in.putExtra("title", context.getString(R.string.not_exist_file));
in.putExtra("content", context.getString(R.string.not_exist_file_desc));
context.startActivity(in);
// Due to the file is not existing, delete related info in btopp db
// to prevent this file from appearing in live folder
if (V) Log.d(TAG, "This uri will be deleted: " + uri);
context.getContentResolver().delete(uri, null, null);
return;
}
Uri path = Uri.parse(fileName);
// If there is no scheme, then it must be a file
if (path.getScheme() == null) {
path = Uri.fromFile(new File(fileName));
}
if (isRecognizedFileType(context, path, mimetype)) {
Intent activityIntent = new Intent(Intent.ACTION_VIEW);
activityIntent.setDataAndType(path, mimetype);
activityIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
try {
if (V) Log.d(TAG, "ACTION_VIEW intent sent out: " + path + " / " + mimetype);
context.startActivity(activityIntent);
} catch (ActivityNotFoundException ex) {
if (V) Log.d(TAG, "no activity for handling ACTION_VIEW intent: " + mimetype, ex);
}
} else {
Intent in = new Intent(context, BluetoothOppBtErrorActivity.class);
in.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
in.putExtra("title", context.getString(R.string.unknown_file));
in.putExtra("content", context.getString(R.string.unknown_file_desc));
context.startActivity(in);
}
}
/**
* To judge if the file type supported (can be handled by some app) by phone
* system.
*/
public static boolean isRecognizedFileType(Context context, Uri fileUri, String mimetype) {
boolean ret = true;
if (D) Log.d(TAG, "RecognizedFileType() fileUri: " + fileUri + " mimetype: " + mimetype);
Intent mimetypeIntent = new Intent(Intent.ACTION_VIEW);
mimetypeIntent.setDataAndType(fileUri, mimetype);
List<ResolveInfo> list = context.getPackageManager().queryIntentActivities(mimetypeIntent,
PackageManager.MATCH_DEFAULT_ONLY);
if (list.size() == 0) {
if (D) Log.d(TAG, "NO application to handle MIME type " + mimetype);
ret = false;
}
return ret;
}
/**
* update visibility to Hidden
*/
public static void updateVisibilityToHidden(Context context, Uri uri) {
ContentValues updateValues = new ContentValues();
updateValues.put(BluetoothShare.VISIBILITY, BluetoothShare.VISIBILITY_HIDDEN);
context.getContentResolver().update(uri, updateValues, null, null);
}
/**
* Helper function to build the progress text.
*/
public static String formatProgressText(long totalBytes, long currentBytes) {
if (totalBytes <= 0) {
return "0%";
}
long progress = currentBytes * 100 / totalBytes;
StringBuilder sb = new StringBuilder();
sb.append(progress);
sb.append('%');
return sb.toString();
}
/**
* Get status description according to status code.
*/
public static String getStatusDescription(Context context, int statusCode, String deviceName) {
String ret;
if (statusCode == BluetoothShare.STATUS_PENDING) {
ret = context.getString(R.string.status_pending);
} else if (statusCode == BluetoothShare.STATUS_RUNNING) {
ret = context.getString(R.string.status_running);
} else if (statusCode == BluetoothShare.STATUS_SUCCESS) {
ret = context.getString(R.string.status_success);
} else if (statusCode == BluetoothShare.STATUS_NOT_ACCEPTABLE) {
ret = context.getString(R.string.status_not_accept);
} else if (statusCode == BluetoothShare.STATUS_FORBIDDEN) {
ret = context.getString(R.string.status_forbidden);
} else if (statusCode == BluetoothShare.STATUS_CANCELED) {
ret = context.getString(R.string.status_canceled);
} else if (statusCode == BluetoothShare.STATUS_FILE_ERROR) {
ret = context.getString(R.string.status_file_error);
} else if (statusCode == BluetoothShare.STATUS_ERROR_NO_SDCARD) {
ret = context.getString(R.string.status_no_sd_card);
} else if (statusCode == BluetoothShare.STATUS_CONNECTION_ERROR) {
ret = context.getString(R.string.status_connection_error);
} else if (statusCode == BluetoothShare.STATUS_ERROR_SDCARD_FULL) {
ret = context.getString(R.string.bt_sm_2_1, deviceName);
} else if ((statusCode == BluetoothShare.STATUS_BAD_REQUEST)
|| (statusCode == BluetoothShare.STATUS_LENGTH_REQUIRED)
|| (statusCode == BluetoothShare.STATUS_PRECONDITION_FAILED)
|| (statusCode == BluetoothShare.STATUS_UNHANDLED_OBEX_CODE)
|| (statusCode == BluetoothShare.STATUS_OBEX_DATA_ERROR)) {
ret = context.getString(R.string.status_protocol_error);
} else {
ret = context.getString(R.string.status_unknown_error);
}
return ret;
}
/**
* Retry the failed transfer: Will insert a new transfer session to db
*/
public static void retryTransfer(Context context, BluetoothOppTransferInfo transInfo) {
ContentValues values = new ContentValues();
values.put(BluetoothShare.URI, transInfo.mFileUri);
values.put(BluetoothShare.MIMETYPE, transInfo.mFileType);
values.put(BluetoothShare.DESTINATION, transInfo.mDestAddr);
final Uri contentUri = context.getContentResolver().insert(BluetoothShare.CONTENT_URI,
values);
if (V) Log.v(TAG, "Insert contentUri: " + contentUri + " to device: " +
transInfo.mDeviceName);
}
}