mirror of
https://github.com/ultrasonic/ultrasonic
synced 2025-04-25 15:48:43 +02:00
910 lines
36 KiB
Java
910 lines
36 KiB
Java
/*
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This file is part of Subsonic.
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Subsonic is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Subsonic is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Subsonic. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2009 (C) Sindre Mehus
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*/
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package net.sourceforge.subsonic.androidapp.util;
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import android.app.Activity;
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import android.app.AlertDialog;
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import android.app.Notification;
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import android.app.NotificationManager;
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import android.app.PendingIntent;
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import android.app.Service;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.content.res.Resources;
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import android.graphics.Bitmap;
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import android.graphics.drawable.BitmapDrawable;
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import android.graphics.drawable.Drawable;
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import android.media.AudioManager;
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import android.net.ConnectivityManager;
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import android.net.NetworkInfo;
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import android.os.Environment;
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import android.os.Handler;
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import android.util.Log;
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import android.view.Gravity;
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import android.view.KeyEvent;
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import android.widget.RemoteViews;
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import android.widget.Toast;
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import net.sourceforge.subsonic.androidapp.R;
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import net.sourceforge.subsonic.androidapp.activity.DownloadActivity;
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import net.sourceforge.subsonic.androidapp.activity.MainActivity;
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import net.sourceforge.subsonic.androidapp.domain.MusicDirectory;
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import net.sourceforge.subsonic.androidapp.domain.PlayerState;
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import net.sourceforge.subsonic.androidapp.domain.RepeatMode;
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import net.sourceforge.subsonic.androidapp.domain.SearchResult;
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import net.sourceforge.subsonic.androidapp.domain.Version;
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import net.sourceforge.subsonic.androidapp.domain.MusicDirectory.Entry;
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import net.sourceforge.subsonic.androidapp.provider.SubsonicAppWidgetProvider4x1;
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import net.sourceforge.subsonic.androidapp.receiver.MediaButtonIntentReceiver;
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import net.sourceforge.subsonic.androidapp.service.DownloadServiceImpl;
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import org.apache.http.HttpEntity;
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import java.io.ByteArrayOutputStream;
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import java.io.Closeable;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.io.UnsupportedEncodingException;
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import java.lang.reflect.Constructor;
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import java.lang.reflect.Method;
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import java.security.MessageDigest;
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import java.text.DecimalFormat;
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import java.text.NumberFormat;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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/**
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* @author Sindre Mehus
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* @version $Id$
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*/
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public class Util extends DownloadActivity {
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private static final String TAG = Util.class.getSimpleName();
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private static final DecimalFormat GIGA_BYTE_FORMAT = new DecimalFormat("0.00 GB");
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private static final DecimalFormat MEGA_BYTE_FORMAT = new DecimalFormat("0.00 MB");
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private static final DecimalFormat KILO_BYTE_FORMAT = new DecimalFormat("0 KB");
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private static DecimalFormat GIGA_BYTE_LOCALIZED_FORMAT = null;
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private static DecimalFormat MEGA_BYTE_LOCALIZED_FORMAT = null;
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private static DecimalFormat KILO_BYTE_LOCALIZED_FORMAT = null;
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private static DecimalFormat BYTE_LOCALIZED_FORMAT = null;
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public static final String EVENT_META_CHANGED = "net.sourceforge.subsonic.androidapp.EVENT_META_CHANGED";
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public static final String EVENT_PLAYSTATE_CHANGED = "net.sourceforge.subsonic.androidapp.EVENT_PLAYSTATE_CHANGED";
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private static final Map<Integer, Version> SERVER_REST_VERSIONS = new ConcurrentHashMap<Integer, Version>();
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// Used by hexEncode()
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private static final char[] HEX_DIGITS = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
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private static Toast toast;
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private static MusicDirectory.Entry currentSong;
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private Util() {
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}
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public static boolean isOffline(Context context) {
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if (context == null)
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return false;
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else
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return getActiveServer(context) == 0;
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}
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public static boolean isScreenLitOnDownload(Context context) {
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SharedPreferences prefs = getPreferences(context);
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return prefs.getBoolean(Constants.PREFERENCES_KEY_SCREEN_LIT_ON_DOWNLOAD, false);
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}
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public static RepeatMode getRepeatMode(Context context) {
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SharedPreferences prefs = getPreferences(context);
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return RepeatMode.valueOf(prefs.getString(Constants.PREFERENCES_KEY_REPEAT_MODE, RepeatMode.OFF.name()));
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}
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public static void setRepeatMode(Context context, RepeatMode repeatMode) {
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SharedPreferences prefs = getPreferences(context);
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SharedPreferences.Editor editor = prefs.edit();
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editor.putString(Constants.PREFERENCES_KEY_REPEAT_MODE, repeatMode.name());
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editor.commit();
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}
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public static boolean isScrobblingEnabled(Context context) {
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if (isOffline(context)) {
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return false;
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}
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SharedPreferences prefs = getPreferences(context);
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return prefs.getBoolean(Constants.PREFERENCES_KEY_SCROBBLE, false);
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}
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public static boolean isServerScalingEnabled(Context context) {
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if (isOffline(context)) {
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return false;
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}
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SharedPreferences prefs = getPreferences(context);
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return prefs.getBoolean(Constants.PREFERENCES_KEY_SERVER_SCALING, false);
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}
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public static boolean isNotificationEnabled(Context context) {
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SharedPreferences prefs = getPreferences(context);
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return prefs.getBoolean(Constants.PREFERENCES_KEY_SHOW_NOTIFICATION, false);
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}
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public static boolean isNotificationAlwaysEnabled(Context context) {
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SharedPreferences prefs = getPreferences(context);
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return prefs.getBoolean(Constants.PREFERENCES_KEY_ALWAYS_SHOW_NOTIFICATION, false);
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}
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public static boolean isLockScreenEnabled(Context context) {
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SharedPreferences prefs = getPreferences(context);
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return prefs.getBoolean(Constants.PREFERENCES_KEY_SHOW_LOCK_SCREEN_CONTROLS, false);
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}
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public static boolean isStreamProxyEnabled(Context context) {
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SharedPreferences prefs = getPreferences(context);
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return prefs.getBoolean(Constants.PREFERENCES_KEY_USE_STREAM_PROXY, false);
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}
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public static void setActiveServer(Context context, int instance) {
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SharedPreferences prefs = getPreferences(context);
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SharedPreferences.Editor editor = prefs.edit();
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editor.putInt(Constants.PREFERENCES_KEY_SERVER_INSTANCE, instance);
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editor.commit();
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}
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public static int getActiveServer(Context context) {
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SharedPreferences prefs = getPreferences(context);
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return prefs.getInt(Constants.PREFERENCES_KEY_SERVER_INSTANCE, 1);
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}
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public static String getServerName(Context context, int instance) {
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if (instance == 0) {
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return context.getResources().getString(R.string.main_offline);
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}
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SharedPreferences prefs = getPreferences(context);
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return prefs.getString(Constants.PREFERENCES_KEY_SERVER_NAME + instance, null);
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}
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public static void setServerRestVersion(Context context, Version version) {
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SERVER_REST_VERSIONS.put(getActiveServer(context), version);
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}
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public static Version getServerRestVersion(Context context) {
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return SERVER_REST_VERSIONS.get(getActiveServer(context));
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}
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public static void setSelectedMusicFolderId(Context context, String musicFolderId) {
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int instance = getActiveServer(context);
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SharedPreferences prefs = getPreferences(context);
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SharedPreferences.Editor editor = prefs.edit();
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editor.putString(Constants.PREFERENCES_KEY_MUSIC_FOLDER_ID + instance, musicFolderId);
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editor.commit();
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}
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public static String getSelectedMusicFolderId(Context context) {
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SharedPreferences prefs = getPreferences(context);
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int instance = getActiveServer(context);
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return prefs.getString(Constants.PREFERENCES_KEY_MUSIC_FOLDER_ID + instance, null);
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}
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public static String getTheme(Context context) {
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SharedPreferences prefs = getPreferences(context);
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return prefs.getString(Constants.PREFERENCES_KEY_THEME, "dark");
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}
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public static int getMaxBitrate(Context context) {
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ConnectivityManager manager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
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NetworkInfo networkInfo = manager.getActiveNetworkInfo();
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if (networkInfo == null) {
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return 0;
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}
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boolean wifi = networkInfo.getType() == ConnectivityManager.TYPE_WIFI;
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SharedPreferences prefs = getPreferences(context);
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return Integer.parseInt(prefs.getString(wifi ? Constants.PREFERENCES_KEY_MAX_BITRATE_WIFI : Constants.PREFERENCES_KEY_MAX_BITRATE_MOBILE, "0"));
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}
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public static int getPreloadCount(Context context) {
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SharedPreferences prefs = getPreferences(context);
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int preloadCount = Integer.parseInt(prefs.getString(Constants.PREFERENCES_KEY_PRELOAD_COUNT, "-1"));
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return preloadCount == -1 ? Integer.MAX_VALUE : preloadCount;
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}
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public static int getCacheSizeMB(Context context) {
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SharedPreferences prefs = getPreferences(context);
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int cacheSize = Integer.parseInt(prefs.getString(Constants.PREFERENCES_KEY_CACHE_SIZE, "-1"));
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return cacheSize == -1 ? Integer.MAX_VALUE : cacheSize;
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}
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public static String getRestUrl(Context context, String method) {
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StringBuilder builder = new StringBuilder();
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SharedPreferences prefs = getPreferences(context);
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int instance = prefs.getInt(Constants.PREFERENCES_KEY_SERVER_INSTANCE, 1);
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String serverUrl = prefs.getString(Constants.PREFERENCES_KEY_SERVER_URL + instance, null);
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String username = prefs.getString(Constants.PREFERENCES_KEY_USERNAME + instance, null);
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String password = prefs.getString(Constants.PREFERENCES_KEY_PASSWORD + instance, null);
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// Slightly obfuscate password
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password = "enc:" + Util.utf8HexEncode(password);
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builder.append(serverUrl);
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if (builder.charAt(builder.length() - 1) != '/') {
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builder.append("/");
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}
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builder.append("rest/").append(method).append(".view");
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builder.append("?u=").append(username);
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builder.append("&p=").append(password);
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builder.append("&v=").append(Constants.REST_PROTOCOL_VERSION);
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builder.append("&c=").append(Constants.REST_CLIENT_ID);
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return builder.toString();
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}
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public static SharedPreferences getPreferences(Context context) {
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return context.getSharedPreferences(Constants.PREFERENCES_FILE_NAME, 0);
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}
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public static String getContentType(HttpEntity entity) {
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if (entity == null || entity.getContentType() == null) {
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return null;
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}
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return entity.getContentType().getValue();
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}
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public static int getRemainingTrialDays(Context context) {
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SharedPreferences prefs = getPreferences(context);
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long installTime = prefs.getLong(Constants.PREFERENCES_KEY_INSTALL_TIME, 0L);
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if (installTime == 0L) {
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installTime = System.currentTimeMillis();
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SharedPreferences.Editor editor = prefs.edit();
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editor.putLong(Constants.PREFERENCES_KEY_INSTALL_TIME, installTime);
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editor.commit();
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}
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long now = System.currentTimeMillis();
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long millisPerDay = 24L * 60L * 60L * 1000L;
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int daysSinceInstall = (int) ((now - installTime) / millisPerDay);
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return Math.max(0, Constants.FREE_TRIAL_DAYS - daysSinceInstall);
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}
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/**
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* Get the contents of an <code>InputStream</code> as a <code>byte[]</code>.
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* <p/>
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* This method buffers the input internally, so there is no need to use a
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* <code>BufferedInputStream</code>.
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*
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* @param input the <code>InputStream</code> to read from
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* @return the requested byte array
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* @throws NullPointerException if the input is null
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* @throws IOException if an I/O error occurs
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*/
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public static byte[] toByteArray(InputStream input) throws IOException {
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ByteArrayOutputStream output = new ByteArrayOutputStream();
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copy(input, output);
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return output.toByteArray();
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}
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public static long copy(InputStream input, OutputStream output)
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throws IOException {
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byte[] buffer = new byte[1024 * 4];
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long count = 0;
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int n;
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while (-1 != (n = input.read(buffer))) {
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output.write(buffer, 0, n);
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count += n;
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}
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return count;
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}
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public static void atomicCopy(File from, File to) throws IOException {
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FileInputStream in = null;
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FileOutputStream out = null;
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File tmp = null;
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try {
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tmp = new File(to.getPath() + ".tmp");
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in = new FileInputStream(from);
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out = new FileOutputStream(tmp);
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in.getChannel().transferTo(0, from.length(), out.getChannel());
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out.close();
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if (!tmp.renameTo(to)) {
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throw new IOException("Failed to rename " + tmp + " to " + to);
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}
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Log.i(TAG, "Copied " + from + " to " + to);
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} catch (IOException x) {
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close(out);
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delete(to);
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throw x;
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} finally {
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close(in);
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close(out);
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delete(tmp);
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}
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}
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public static void close(Closeable closeable) {
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try {
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if (closeable != null) {
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closeable.close();
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}
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} catch (Throwable x) {
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// Ignored
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}
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}
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public static boolean delete(File file) {
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if (file != null && file.exists()) {
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if (!file.delete()) {
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Log.w(TAG, "Failed to delete file " + file);
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return false;
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}
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Log.i(TAG, "Deleted file " + file);
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}
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return true;
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}
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public static void toast(Context context, int messageId) {
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toast(context, messageId, true);
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}
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public static void toast(Context context, int messageId, boolean shortDuration) {
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toast(context, context.getString(messageId), shortDuration);
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}
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public static void toast(Context context, String message) {
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toast(context, message, true);
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}
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public static void toast(Context context, String message, boolean shortDuration) {
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if (toast == null) {
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toast = Toast.makeText(context, message, shortDuration ? Toast.LENGTH_SHORT : Toast.LENGTH_LONG);
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toast.setGravity(Gravity.CENTER, 0, 0);
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} else {
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toast.setText(message);
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toast.setDuration(shortDuration ? Toast.LENGTH_SHORT : Toast.LENGTH_LONG);
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}
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toast.show();
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}
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/**
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* Converts a byte-count to a formatted string suitable for display to the user.
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* For instance:
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* <ul>
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* <li><code>format(918)</code> returns <em>"918 B"</em>.</li>
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* <li><code>format(98765)</code> returns <em>"96 KB"</em>.</li>
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* <li><code>format(1238476)</code> returns <em>"1.2 MB"</em>.</li>
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* </ul>
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* This method assumes that 1 KB is 1024 bytes.
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* To get a localized string, please use formatLocalizedBytes instead.
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*
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* @param byteCount The number of bytes.
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* @return The formatted string.
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*/
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public static synchronized String formatBytes(long byteCount) {
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// More than 1 GB?
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if (byteCount >= 1024 * 1024 * 1024) {
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NumberFormat gigaByteFormat = GIGA_BYTE_FORMAT;
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return gigaByteFormat.format((double) byteCount / (1024 * 1024 * 1024));
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}
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// More than 1 MB?
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if (byteCount >= 1024 * 1024) {
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NumberFormat megaByteFormat = MEGA_BYTE_FORMAT;
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return megaByteFormat.format((double) byteCount / (1024 * 1024));
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}
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// More than 1 KB?
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if (byteCount >= 1024) {
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NumberFormat kiloByteFormat = KILO_BYTE_FORMAT;
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return kiloByteFormat.format((double) byteCount / 1024);
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}
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return byteCount + " B";
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}
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/**
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* Converts a byte-count to a formatted string suitable for display to the user.
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* For instance:
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* <ul>
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* <li><code>format(918)</code> returns <em>"918 B"</em>.</li>
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* <li><code>format(98765)</code> returns <em>"96 KB"</em>.</li>
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* <li><code>format(1238476)</code> returns <em>"1.2 MB"</em>.</li>
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* </ul>
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* This method assumes that 1 KB is 1024 bytes.
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* This version of the method returns a localized string.
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*
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* @param byteCount The number of bytes.
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* @return The formatted string.
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*/
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public static synchronized String formatLocalizedBytes(long byteCount, Context context) {
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// More than 1 GB?
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if (byteCount >= 1024 * 1024 * 1024) {
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if (GIGA_BYTE_LOCALIZED_FORMAT == null) {
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GIGA_BYTE_LOCALIZED_FORMAT = new DecimalFormat(context.getResources().getString(R.string.util_bytes_format_gigabyte));
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}
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return GIGA_BYTE_LOCALIZED_FORMAT.format((double) byteCount / (1024 * 1024 * 1024));
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}
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// More than 1 MB?
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if (byteCount >= 1024 * 1024) {
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if (MEGA_BYTE_LOCALIZED_FORMAT == null) {
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MEGA_BYTE_LOCALIZED_FORMAT = new DecimalFormat(context.getResources().getString(R.string.util_bytes_format_megabyte));
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}
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return MEGA_BYTE_LOCALIZED_FORMAT.format((double) byteCount / (1024 * 1024));
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}
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// More than 1 KB?
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if (byteCount >= 1024) {
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if (KILO_BYTE_LOCALIZED_FORMAT == null) {
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KILO_BYTE_LOCALIZED_FORMAT = new DecimalFormat(context.getResources().getString(R.string.util_bytes_format_kilobyte));
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}
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return KILO_BYTE_LOCALIZED_FORMAT.format((double) byteCount / 1024);
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}
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if (BYTE_LOCALIZED_FORMAT == null) {
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BYTE_LOCALIZED_FORMAT = new DecimalFormat(context.getResources().getString(R.string.util_bytes_format_byte));
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}
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return BYTE_LOCALIZED_FORMAT.format((double) byteCount);
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}
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public static String formatDuration(Integer seconds) {
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if (seconds == null) {
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return null;
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}
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int minutes = seconds / 60;
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|
int secs = seconds % 60;
|
|
|
|
StringBuilder builder = new StringBuilder(6);
|
|
builder.append(minutes).append(":");
|
|
if (secs < 10) {
|
|
builder.append("0");
|
|
}
|
|
builder.append(secs);
|
|
return builder.toString();
|
|
}
|
|
|
|
public static boolean equals(Object object1, Object object2) {
|
|
if (object1 == object2) {
|
|
return true;
|
|
}
|
|
if (object1 == null || object2 == null) {
|
|
return false;
|
|
}
|
|
return object1.equals(object2);
|
|
|
|
}
|
|
|
|
/**
|
|
* Encodes the given string by using the hexadecimal representation of its UTF-8 bytes.
|
|
*
|
|
* @param s The string to encode.
|
|
* @return The encoded string.
|
|
*/
|
|
public static String utf8HexEncode(String s) {
|
|
if (s == null) {
|
|
return null;
|
|
}
|
|
byte[] utf8;
|
|
try {
|
|
utf8 = s.getBytes(Constants.UTF_8);
|
|
} catch (UnsupportedEncodingException x) {
|
|
throw new RuntimeException(x);
|
|
}
|
|
return hexEncode(utf8);
|
|
}
|
|
|
|
/**
|
|
* Converts an array of bytes into an array of characters representing the hexadecimal values of each byte in order.
|
|
* The returned array will be double the length of the passed array, as it takes two characters to represent any
|
|
* given byte.
|
|
*
|
|
* @param data Bytes to convert to hexadecimal characters.
|
|
* @return A string containing hexadecimal characters.
|
|
*/
|
|
public static String hexEncode(byte[] data) {
|
|
int length = data.length;
|
|
char[] out = new char[length << 1];
|
|
// two characters form the hex value.
|
|
for (int i = 0, j = 0; i < length; i++) {
|
|
out[j++] = HEX_DIGITS[(0xF0 & data[i]) >>> 4];
|
|
out[j++] = HEX_DIGITS[0x0F & data[i]];
|
|
}
|
|
return new String(out);
|
|
}
|
|
|
|
/**
|
|
* Calculates the MD5 digest and returns the value as a 32 character hex string.
|
|
*
|
|
* @param s Data to digest.
|
|
* @return MD5 digest as a hex string.
|
|
*/
|
|
public static String md5Hex(String s) {
|
|
if (s == null) {
|
|
return null;
|
|
}
|
|
|
|
try {
|
|
MessageDigest md5 = MessageDigest.getInstance("MD5");
|
|
return hexEncode(md5.digest(s.getBytes(Constants.UTF_8)));
|
|
} catch (Exception x) {
|
|
throw new RuntimeException(x.getMessage(), x);
|
|
}
|
|
}
|
|
|
|
public static boolean isNetworkConnected(Context context) {
|
|
ConnectivityManager manager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
|
|
NetworkInfo networkInfo = manager.getActiveNetworkInfo();
|
|
boolean connected = networkInfo != null && networkInfo.isConnected();
|
|
|
|
boolean wifiConnected = connected && networkInfo.getType() == ConnectivityManager.TYPE_WIFI;
|
|
boolean wifiRequired = isWifiRequiredForDownload(context);
|
|
|
|
return connected && (!wifiRequired || wifiConnected);
|
|
}
|
|
|
|
public static boolean isExternalStoragePresent() {
|
|
return Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState());
|
|
}
|
|
|
|
private static boolean isWifiRequiredForDownload(Context context) {
|
|
SharedPreferences prefs = getPreferences(context);
|
|
return prefs.getBoolean(Constants.PREFERENCES_KEY_WIFI_REQUIRED_FOR_DOWNLOAD, false);
|
|
}
|
|
|
|
public static void info(Context context, int titleId, int messageId) {
|
|
showDialog(context, android.R.drawable.ic_dialog_info, titleId, messageId);
|
|
}
|
|
|
|
private static void showDialog(Context context, int icon, int titleId, int messageId) {
|
|
new AlertDialog.Builder(context)
|
|
.setIcon(icon)
|
|
.setTitle(titleId)
|
|
.setMessage(messageId)
|
|
.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
|
|
@Override
|
|
public void onClick(DialogInterface dialog, int i) {
|
|
dialog.dismiss();
|
|
}
|
|
})
|
|
.show();
|
|
}
|
|
|
|
public static void showPlayingNotification(final Context context, final DownloadServiceImpl downloadService, Handler handler, MusicDirectory.Entry song, final Notification notification, PlayerState playerState) {
|
|
|
|
if (Util.isNotificationEnabled(context)) {
|
|
if (currentSong != song) {
|
|
currentSong = song;
|
|
|
|
// Use the same text for the ticker and the expanded
|
|
// notification
|
|
String title = song.getTitle();
|
|
String text = song.getArtist();
|
|
String album = song.getAlbum();
|
|
|
|
// Set the album art.
|
|
try {
|
|
int size = context.getResources()
|
|
.getDrawable(R.drawable.unknown_album)
|
|
.getIntrinsicHeight();
|
|
Bitmap bitmap = FileUtil.getAlbumArtBitmap(context, song, size);
|
|
if (bitmap == null) {
|
|
// set default album art
|
|
notification.contentView.setImageViewResource(R.id.notification_image, R.drawable.unknown_album);
|
|
} else {
|
|
notification.contentView.setImageViewBitmap(R.id.notification_image, bitmap);
|
|
}
|
|
} catch (Exception x) {
|
|
Log.w(TAG, "Failed to get notification cover art", x);
|
|
notification.contentView.setImageViewResource(R.id.notification_image, R.drawable.unknown_album);
|
|
}
|
|
|
|
// set the text for the notifications
|
|
notification.contentView.setTextViewText(R.id.trackname, title);
|
|
notification.contentView.setTextViewText(R.id.artist, text);
|
|
notification.contentView.setTextViewText(R.id.album, album);
|
|
}
|
|
|
|
if (playerState == PlayerState.PAUSED) {
|
|
notification.contentView.setImageViewResource(R.id.control_play, R.drawable.ic_appwidget_music_play);
|
|
} else if (playerState == PlayerState.STARTED) {
|
|
notification.contentView.setImageViewResource(R.id.control_play, R.drawable.ic_appwidget_music_pause);
|
|
}
|
|
|
|
// Send the notification and put the service in the foreground.
|
|
handler.post(new Runnable() {
|
|
@Override
|
|
public void run() {
|
|
startForeground(downloadService, Constants.NOTIFICATION_ID_PLAYING, notification);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
public static void hidePlayingNotification(final Context context, final DownloadServiceImpl downloadService, Handler handler) {
|
|
|
|
currentSong = null;
|
|
|
|
// Remove notification and remove the service from the foreground
|
|
handler.post(new Runnable(){
|
|
@Override
|
|
public void run() {
|
|
stopForeground(downloadService, true);
|
|
}
|
|
});
|
|
}
|
|
|
|
public static void sleepQuietly(long millis) {
|
|
try {
|
|
Thread.sleep(millis);
|
|
} catch (InterruptedException x) {
|
|
Log.w(TAG, "Interrupted from sleep.", x);
|
|
}
|
|
}
|
|
|
|
public static void startActivityWithoutTransition(Activity currentActivity, Class<? extends Activity> newActivitiy) {
|
|
startActivityWithoutTransition(currentActivity, new Intent(currentActivity, newActivitiy));
|
|
}
|
|
|
|
public static void startActivityWithoutTransition(Activity currentActivity, Intent intent) {
|
|
currentActivity.startActivity(intent);
|
|
disablePendingTransition(currentActivity);
|
|
}
|
|
|
|
public static void disablePendingTransition(Activity activity) {
|
|
|
|
// Activity.overridePendingTransition() was introduced in Android 2.0. Use reflection to maintain
|
|
// compatibility with 1.5.
|
|
try {
|
|
Method method = Activity.class.getMethod("overridePendingTransition", int.class, int.class);
|
|
method.invoke(activity, 0, 0);
|
|
} catch (Throwable x) {
|
|
// Ignored
|
|
}
|
|
}
|
|
|
|
public static Drawable createDrawableFromBitmap(Context context, Bitmap bitmap) {
|
|
// BitmapDrawable(Resources, Bitmap) was introduced in Android 1.6. Use reflection to maintain
|
|
// compatibility with 1.5.
|
|
try {
|
|
Constructor<BitmapDrawable> constructor = BitmapDrawable.class.getConstructor(Resources.class, Bitmap.class);
|
|
return constructor.newInstance(context.getResources(), bitmap);
|
|
} catch (Throwable x) {
|
|
return new BitmapDrawable(bitmap);
|
|
}
|
|
}
|
|
|
|
public static Bitmap scaleBitmap(Bitmap bitmap, int size) {
|
|
// Try to keep correct aspect ratio of the original image, do not force a square
|
|
double aspectRatio = (double)bitmap.getHeight() / (double)bitmap.getWidth();
|
|
|
|
// Assume the size given refers to the width of the image, so calculate the new height using
|
|
// the previously determined aspect ratio
|
|
int newHeight = (int) Math.round(size * aspectRatio);
|
|
|
|
return Bitmap.createScaledBitmap(bitmap, size, newHeight, true);
|
|
}
|
|
|
|
public static void registerMediaButtonEventReceiver(Context context) {
|
|
|
|
if (getMediaButtonsPreference(context)) {
|
|
// AudioManager.registerMediaButtonEventReceiver() was introduced in Android 2.2.
|
|
// Use reflection to maintain compatibility with 1.5.
|
|
try {
|
|
AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
|
|
ComponentName componentName = new ComponentName(context.getPackageName(), MediaButtonIntentReceiver.class.getName());
|
|
Method method = AudioManager.class.getMethod("registerMediaButtonEventReceiver", ComponentName.class);
|
|
method.invoke(audioManager, componentName);
|
|
} catch (Throwable x) {
|
|
// Ignored.
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void unregisterMediaButtonEventReceiver(Context context) {
|
|
// AudioManager.unregisterMediaButtonEventReceiver() was introduced in Android 2.2.
|
|
// Use reflection to maintain compatibility with 1.5.
|
|
try {
|
|
AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
|
|
ComponentName componentName = new ComponentName(context.getPackageName(), MediaButtonIntentReceiver.class.getName());
|
|
Method method = AudioManager.class.getMethod("unregisterMediaButtonEventReceiver", ComponentName.class);
|
|
method.invoke(audioManager, componentName);
|
|
} catch (Throwable x) {
|
|
// Ignored.
|
|
}
|
|
}
|
|
|
|
private static void startForeground(Service service, int notificationId, Notification notification) {
|
|
// Service.startForeground() was introduced in Android 2.0.
|
|
// Use reflection to maintain compatibility with 1.5.
|
|
try {
|
|
Method method = Service.class.getMethod("startForeground", int.class, Notification.class);
|
|
method.invoke(service, notificationId, notification);
|
|
Log.i(TAG, "Successfully invoked Service.startForeground()");
|
|
} catch (Throwable x) {
|
|
NotificationManager notificationManager = (NotificationManager) service.getSystemService(Context.NOTIFICATION_SERVICE);
|
|
notificationManager.notify(Constants.NOTIFICATION_ID_PLAYING, notification);
|
|
Log.i(TAG, "Service.startForeground() not available. Using work-around.");
|
|
}
|
|
}
|
|
|
|
private static void stopForeground(Service service, boolean removeNotification) {
|
|
// Service.stopForeground() was introduced in Android 2.0.
|
|
// Use reflection to maintain compatibility with 1.5.
|
|
try {
|
|
Method method = Service.class.getMethod("stopForeground", boolean.class);
|
|
method.invoke(service, removeNotification);
|
|
Log.i(TAG, "Successfully invoked Service.stopForeground()");
|
|
} catch (Throwable x) {
|
|
NotificationManager notificationManager = (NotificationManager) service.getSystemService(Context.NOTIFICATION_SERVICE);
|
|
notificationManager.cancel(Constants.NOTIFICATION_ID_PLAYING);
|
|
Log.i(TAG, "Service.stopForeground() not available. Using work-around.");
|
|
}
|
|
}
|
|
|
|
public static MusicDirectory getSongsFromSearchResult(SearchResult searchResult) {
|
|
MusicDirectory musicDirectory = new MusicDirectory();
|
|
|
|
for (Entry entry : searchResult.getSongs()) {
|
|
musicDirectory.addChild(entry);
|
|
}
|
|
|
|
return musicDirectory;
|
|
}
|
|
|
|
/**
|
|
* <p>Broadcasts the given song info as the new song being played.</p>
|
|
*/
|
|
public static void broadcastNewTrackInfo(Context context, MusicDirectory.Entry song) {
|
|
Intent intent = new Intent(EVENT_META_CHANGED);
|
|
|
|
if (song != null) {
|
|
intent.putExtra("title", song.getTitle());
|
|
intent.putExtra("artist", song.getArtist());
|
|
intent.putExtra("album", song.getAlbum());
|
|
|
|
File albumArtFile = FileUtil.getAlbumArtFile(context, song);
|
|
intent.putExtra("coverart", albumArtFile.getAbsolutePath());
|
|
} else {
|
|
intent.putExtra("title", "");
|
|
intent.putExtra("artist", "");
|
|
intent.putExtra("album", "");
|
|
intent.putExtra("coverart", "");
|
|
}
|
|
|
|
context.sendBroadcast(intent);
|
|
}
|
|
|
|
/**
|
|
* <p>Broadcasts the given player state as the one being set.</p>
|
|
*/
|
|
public static void broadcastPlaybackStatusChange(Context context, PlayerState state) {
|
|
Intent intent = new Intent(EVENT_PLAYSTATE_CHANGED);
|
|
|
|
switch (state) {
|
|
case STARTED:
|
|
intent.putExtra("state", "play");
|
|
break;
|
|
case STOPPED:
|
|
intent.putExtra("state", "stop");
|
|
break;
|
|
case PAUSED:
|
|
intent.putExtra("state", "pause");
|
|
break;
|
|
case COMPLETED:
|
|
intent.putExtra("state", "complete");
|
|
break;
|
|
default:
|
|
return; // No need to broadcast.
|
|
}
|
|
|
|
context.sendBroadcast(intent);
|
|
}
|
|
|
|
public static void linkButtons(Context context, RemoteViews views, boolean playerActive) {
|
|
|
|
Intent intent = new Intent(context, playerActive ? DownloadActivity.class : MainActivity.class);
|
|
PendingIntent pendingIntent = PendingIntent.getActivity(context, 0, intent, 0);
|
|
views.setOnClickPendingIntent(R.id.appwidget_coverart, pendingIntent);
|
|
views.setOnClickPendingIntent(R.id.appwidget_top, pendingIntent);
|
|
|
|
// Emulate media button clicks.
|
|
intent = new Intent("1");
|
|
intent.setComponent(new ComponentName(context, DownloadServiceImpl.class));
|
|
intent.putExtra(Intent.EXTRA_KEY_EVENT, new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE));
|
|
pendingIntent = PendingIntent.getService(context, 0, intent, 0);
|
|
views.setOnClickPendingIntent(R.id.control_play, pendingIntent);
|
|
|
|
intent = new Intent("2");
|
|
intent.setComponent(new ComponentName(context, DownloadServiceImpl.class));
|
|
intent.putExtra(Intent.EXTRA_KEY_EVENT, new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MEDIA_NEXT));
|
|
pendingIntent = PendingIntent.getService(context, 0, intent, 0);
|
|
views.setOnClickPendingIntent(R.id.control_next, pendingIntent);
|
|
|
|
intent = new Intent("3");
|
|
intent.setComponent(new ComponentName(context, DownloadServiceImpl.class));
|
|
intent.putExtra(Intent.EXTRA_KEY_EVENT, new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MEDIA_PREVIOUS));
|
|
pendingIntent = PendingIntent.getService(context, 0, intent, 0);
|
|
views.setOnClickPendingIntent(R.id.control_previous, pendingIntent);
|
|
|
|
intent = new Intent("4");
|
|
intent.setComponent(new ComponentName(context, DownloadServiceImpl.class));
|
|
intent.putExtra(Intent.EXTRA_KEY_EVENT, new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MEDIA_STOP));
|
|
pendingIntent = PendingIntent.getService(context, 0, intent, 0);
|
|
views.setOnClickPendingIntent(R.id.control_stop, pendingIntent);
|
|
}
|
|
|
|
public static int getNetworkTimeout(Context context) {
|
|
SharedPreferences prefs = getPreferences(context);
|
|
return Integer.parseInt(prefs.getString(Constants.PREFERENCES_KEY_NETWORK_TIMEOUT, "15000"));
|
|
}
|
|
|
|
public static int getDefaultAlbums(Context context) {
|
|
SharedPreferences prefs = getPreferences(context);
|
|
return Integer.parseInt(prefs.getString(Constants.PREFERENCES_KEY_DEFAULT_ALBUMS, "5"));
|
|
}
|
|
|
|
public static int getMaxAlbums(Context context) {
|
|
SharedPreferences prefs = getPreferences(context);
|
|
return Integer.parseInt(prefs.getString(Constants.PREFERENCES_KEY_MAX_ALBUMS, "20"));
|
|
}
|
|
|
|
public static int getDefaultSongs(Context context) {
|
|
SharedPreferences prefs = getPreferences(context);
|
|
return Integer.parseInt(prefs.getString(Constants.PREFERENCES_KEY_DEFAULT_SONGS, "10"));
|
|
}
|
|
|
|
public static int getMaxSongs(Context context) {
|
|
SharedPreferences prefs = getPreferences(context);
|
|
return Integer.parseInt(prefs.getString(Constants.PREFERENCES_KEY_MAX_SONGS, "25"));
|
|
}
|
|
|
|
public static int getMaxArtists(Context context) {
|
|
SharedPreferences prefs = getPreferences(context);
|
|
return Integer.parseInt(prefs.getString(Constants.PREFERENCES_KEY_MAX_ARTISTS, "10"));
|
|
}
|
|
|
|
public static int getDefaultArtists(Context context) {
|
|
SharedPreferences prefs = getPreferences(context);
|
|
return Integer.parseInt(prefs.getString(Constants.PREFERENCES_KEY_DEFAULT_ARTISTS, "3"));
|
|
}
|
|
|
|
public static int getBufferLength(Context context) {
|
|
SharedPreferences prefs = getPreferences(context);
|
|
return Integer.parseInt(prefs.getString(Constants.PREFERENCES_KEY_BUFFER_LENGTH, "5"));
|
|
}
|
|
|
|
public static boolean getMediaButtonsPreference(Context context) {
|
|
SharedPreferences prefs = getPreferences(context);
|
|
return prefs.getBoolean(Constants.PREFERENCES_KEY_MEDIA_BUTTONS, true);
|
|
}
|
|
}
|