| /* |
| * Copyright (C) 2012 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.inputmethod.research; |
| |
| import android.Manifest; |
| import android.app.AlarmManager; |
| import android.app.IntentService; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.content.pm.PackageManager; |
| import android.net.ConnectivityManager; |
| import android.net.NetworkInfo; |
| import android.os.BatteryManager; |
| import android.os.Bundle; |
| import android.util.Log; |
| |
| import com.android.inputmethod.latin.R; |
| |
| import java.io.BufferedReader; |
| import java.io.File; |
| import java.io.FileFilter; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.io.OutputStream; |
| import java.net.HttpURLConnection; |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| |
| public final class UploaderService extends IntentService { |
| private static final String TAG = UploaderService.class.getSimpleName(); |
| public static final long RUN_INTERVAL = AlarmManager.INTERVAL_HOUR; |
| private static final String EXTRA_UPLOAD_UNCONDITIONALLY = UploaderService.class.getName() |
| + ".extra.UPLOAD_UNCONDITIONALLY"; |
| private static final int BUF_SIZE = 1024 * 8; |
| protected static final int TIMEOUT_IN_MS = 1000 * 4; |
| |
| private boolean mCanUpload; |
| private File mFilesDir; |
| private URL mUrl; |
| |
| public UploaderService() { |
| super("Research Uploader Service"); |
| } |
| |
| @Override |
| public void onCreate() { |
| super.onCreate(); |
| |
| mCanUpload = false; |
| mFilesDir = null; |
| mUrl = null; |
| |
| final PackageManager packageManager = getPackageManager(); |
| final boolean hasPermission = packageManager.checkPermission(Manifest.permission.INTERNET, |
| getPackageName()) == PackageManager.PERMISSION_GRANTED; |
| if (!hasPermission) { |
| return; |
| } |
| |
| try { |
| final String urlString = getString(R.string.research_logger_upload_url); |
| if (urlString == null || urlString.equals("")) { |
| return; |
| } |
| mFilesDir = getFilesDir(); |
| mUrl = new URL(urlString); |
| mCanUpload = true; |
| } catch (MalformedURLException e) { |
| e.printStackTrace(); |
| } |
| } |
| |
| @Override |
| protected void onHandleIntent(Intent intent) { |
| if (!mCanUpload) { |
| return; |
| } |
| boolean isUploadingUnconditionally = false; |
| Bundle bundle = intent.getExtras(); |
| if (bundle != null && bundle.containsKey(EXTRA_UPLOAD_UNCONDITIONALLY)) { |
| isUploadingUnconditionally = bundle.getBoolean(EXTRA_UPLOAD_UNCONDITIONALLY); |
| } |
| doUpload(isUploadingUnconditionally); |
| } |
| |
| private boolean isExternallyPowered() { |
| final Intent intent = registerReceiver(null, new IntentFilter( |
| Intent.ACTION_BATTERY_CHANGED)); |
| final int pluggedState = intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, -1); |
| return pluggedState == BatteryManager.BATTERY_PLUGGED_AC |
| || pluggedState == BatteryManager.BATTERY_PLUGGED_USB; |
| } |
| |
| private boolean hasWifiConnection() { |
| final ConnectivityManager manager = |
| (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE); |
| final NetworkInfo wifiInfo = manager.getNetworkInfo(ConnectivityManager.TYPE_WIFI); |
| return wifiInfo.isConnected(); |
| } |
| |
| private void doUpload(final boolean isUploadingUnconditionally) { |
| if (!isUploadingUnconditionally && (!isExternallyPowered() || !hasWifiConnection())) { |
| return; |
| } |
| if (mFilesDir == null) { |
| return; |
| } |
| final File[] files = mFilesDir.listFiles(new FileFilter() { |
| @Override |
| public boolean accept(File pathname) { |
| return pathname.getName().startsWith(ResearchLogger.FILENAME_PREFIX) |
| && !pathname.canWrite(); |
| } |
| }); |
| boolean success = true; |
| if (files.length == 0) { |
| success = false; |
| } |
| for (final File file : files) { |
| if (!uploadFile(file)) { |
| success = false; |
| } |
| } |
| } |
| |
| private boolean uploadFile(File file) { |
| Log.d(TAG, "attempting upload of " + file.getAbsolutePath()); |
| boolean success = false; |
| final int contentLength = (int) file.length(); |
| HttpURLConnection connection = null; |
| InputStream fileInputStream = null; |
| try { |
| fileInputStream = new FileInputStream(file); |
| connection = (HttpURLConnection) mUrl.openConnection(); |
| connection.setRequestMethod("PUT"); |
| connection.setDoOutput(true); |
| connection.setFixedLengthStreamingMode(contentLength); |
| final OutputStream os = connection.getOutputStream(); |
| final byte[] buf = new byte[BUF_SIZE]; |
| int numBytesRead; |
| while ((numBytesRead = fileInputStream.read(buf)) != -1) { |
| os.write(buf, 0, numBytesRead); |
| } |
| if (connection.getResponseCode() != HttpURLConnection.HTTP_OK) { |
| Log.d(TAG, "upload failed: " + connection.getResponseCode()); |
| InputStream netInputStream = connection.getInputStream(); |
| BufferedReader reader = new BufferedReader(new InputStreamReader(netInputStream)); |
| String line; |
| while ((line = reader.readLine()) != null) { |
| Log.d(TAG, "| " + reader.readLine()); |
| } |
| reader.close(); |
| return success; |
| } |
| file.delete(); |
| success = true; |
| Log.d(TAG, "upload successful"); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } finally { |
| if (fileInputStream != null) { |
| try { |
| fileInputStream.close(); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } |
| } |
| if (connection != null) { |
| connection.disconnect(); |
| } |
| } |
| return success; |
| } |
| } |