Merge "ResearchLog uploading"
Kurt Partridge
Android (Google) Code Review
commit
7e220d3c3a
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<?xml version="1.0" encoding="utf-8"?>
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<!--
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/*
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**
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** Copyright 2012, The Android Open Source Project
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**
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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**
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** http://www.apache.org/licenses/LICENSE-2.0
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**
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*/
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-->
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<resources>
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<string name="research_logger_upload_url" translatable="false"></string>
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</resources>
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/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package com.android.inputmethod.research;
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import android.Manifest;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.pm.PackageManager;
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import android.net.ConnectivityManager;
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import android.net.NetworkInfo;
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import android.os.BatteryManager;
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import android.util.Log;
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import com.android.inputmethod.latin.R;
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import com.android.inputmethod.latin.R.string;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileFilter;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.io.OutputStream;
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import java.net.HttpURLConnection;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.util.concurrent.Executors;
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import java.util.concurrent.ScheduledExecutorService;
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import java.util.concurrent.TimeUnit;
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public final class ResearchLogUploader {
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private static final String TAG = ResearchLogUploader.class.getSimpleName();
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private static final int UPLOAD_INTERVAL_IN_MS = 1000 * 60 * 15; // every 15 min
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private static final int BUF_SIZE = 1024 * 8;
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private final boolean mCanUpload;
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private final Context mContext;
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private final File mFilesDir;
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private final URL mUrl;
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private final ScheduledExecutorService mExecutor;
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private Runnable doUploadRunnable = new UploadRunnable(null, false);
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public ResearchLogUploader(final Context context, final File filesDir) {
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mContext = context;
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mFilesDir = filesDir;
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final PackageManager packageManager = context.getPackageManager();
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final boolean hasPermission = packageManager.checkPermission(Manifest.permission.INTERNET,
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context.getPackageName()) == PackageManager.PERMISSION_GRANTED;
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if (!hasPermission) {
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mCanUpload = false;
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mUrl = null;
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mExecutor = null;
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return;
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}
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URL tempUrl = null;
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boolean canUpload = false;
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ScheduledExecutorService executor = null;
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try {
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final String urlString = context.getString(R.string.research_logger_upload_url);
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if (urlString == null || urlString.equals("")) {
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return;
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}
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tempUrl = new URL(urlString);
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canUpload = true;
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executor = Executors.newSingleThreadScheduledExecutor();
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} catch (MalformedURLException e) {
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tempUrl = null;
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e.printStackTrace();
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return;
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} finally {
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mCanUpload = canUpload;
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mUrl = tempUrl;
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mExecutor = executor;
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}
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}
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public void start() {
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if (mCanUpload) {
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Log.d(TAG, "scheduling regular uploading");
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mExecutor.scheduleWithFixedDelay(doUploadRunnable, UPLOAD_INTERVAL_IN_MS,
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UPLOAD_INTERVAL_IN_MS, TimeUnit.MILLISECONDS);
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} else {
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Log.d(TAG, "no permission to upload");
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}
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}
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public void uploadNow(final Callback callback) {
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// Perform an immediate upload. Note that this should happen even if there is
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// another upload happening right now, as it may have missed the latest changes.
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// TODO: Reschedule regular upload tests starting from now.
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if (mCanUpload) {
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mExecutor.submit(new UploadRunnable(callback, true));
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}
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}
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public interface Callback {
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public void onUploadCompleted(final boolean success);
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}
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private boolean isExternallyPowered() {
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final Intent intent = mContext.registerReceiver(null, new IntentFilter(
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Intent.ACTION_BATTERY_CHANGED));
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final int pluggedState = intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, -1);
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return pluggedState == BatteryManager.BATTERY_PLUGGED_AC
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|| pluggedState == BatteryManager.BATTERY_PLUGGED_USB;
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}
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private boolean hasWifiConnection() {
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final ConnectivityManager manager =
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(ConnectivityManager) mContext.getSystemService(Context.CONNECTIVITY_SERVICE);
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final NetworkInfo wifiInfo = manager.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
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return wifiInfo.isConnected();
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}
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class UploadRunnable implements Runnable {
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private final Callback mCallback;
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private final boolean mForceUpload;
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public UploadRunnable(final Callback callback, final boolean forceUpload) {
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mCallback = callback;
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mForceUpload = forceUpload;
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}
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@Override
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public void run() {
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doUpload();
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}
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private void doUpload() {
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if (!mForceUpload && (!isExternallyPowered() || !hasWifiConnection())) {
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return;
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}
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if (mFilesDir == null) {
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return;
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}
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final File[] files = mFilesDir.listFiles(new FileFilter() {
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@Override
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public boolean accept(File pathname) {
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return pathname.getName().startsWith(ResearchLogger.FILENAME_PREFIX)
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&& !pathname.canWrite();
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}
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});
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boolean success = true;
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if (files.length == 0) {
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success = false;
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}
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for (final File file : files) {
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if (!uploadFile(file)) {
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success = false;
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}
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}
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if (mCallback != null) {
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mCallback.onUploadCompleted(success);
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}
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}
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private boolean uploadFile(File file) {
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Log.d(TAG, "attempting upload of " + file.getAbsolutePath());
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boolean success = false;
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final int contentLength = (int) file.length();
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HttpURLConnection connection = null;
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InputStream fileIs = null;
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try {
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fileIs = new FileInputStream(file);
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connection = (HttpURLConnection) mUrl.openConnection();
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connection.setRequestMethod("PUT");
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connection.setDoOutput(true);
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connection.setFixedLengthStreamingMode(contentLength);
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final OutputStream os = connection.getOutputStream();
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final byte[] buf = new byte[BUF_SIZE];
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int numBytesRead;
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while ((numBytesRead = fileIs.read(buf)) != -1) {
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os.write(buf, 0, numBytesRead);
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}
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if (connection.getResponseCode() != HttpURLConnection.HTTP_OK) {
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Log.d(TAG, "upload failed: " + connection.getResponseCode());
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InputStream netIs = connection.getInputStream();
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BufferedReader reader = new BufferedReader(new InputStreamReader(netIs));
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String line;
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while ((line = reader.readLine()) != null) {
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Log.d(TAG, "| " + reader.readLine());
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}
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reader.close();
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return success;
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}
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file.delete();
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success = true;
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Log.d(TAG, "upload successful");
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} catch (Exception e) {
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e.printStackTrace();
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} finally {
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if (fileIs != null) {
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try {
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fileIs.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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if (connection != null) {
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connection.disconnect();
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}
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}
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return success;
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}
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}
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}
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@ -120,6 +120,8 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
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private KeyboardSwitcher mKeyboardSwitcher;
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private Context mContext;
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private ResearchLogUploader mResearchLogUploader;
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private ResearchLogger() {
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}
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@ -158,6 +160,8 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
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e.apply();
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}
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}
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mResearchLogUploader = new ResearchLogUploader(ims, mFilesDir);
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mResearchLogUploader.start();
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mKeyboardSwitcher = keyboardSwitcher;
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mContext = ims;
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mPrefs = prefs;
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@ -327,7 +331,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
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latinIME.getString(R.string.note_timestamp_for_researchlog),
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showEnable ? latinIME.getString(R.string.enable_session_logging) :
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latinIME.getString(R.string.do_not_log_this_session),
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latinIME.getString(R.string.log_whole_session_history),
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latinIME.getString(R.string.log_whole_session_history)
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};
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final DialogInterface.OnClickListener listener = new DialogInterface.OnClickListener() {
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@Override
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@ -536,6 +540,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
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return;
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}
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if (mMainResearchLog == null) {
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Log.w(TAG, "ResearchLog was not properly set up");
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return;
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}
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if (isPrivacySensitive) {
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