michael@0: /* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: package org.mozilla.gecko.updater;
michael@0: 
michael@0: import org.mozilla.gecko.AppConstants;
michael@0: import org.mozilla.gecko.util.GeckoJarReader;
michael@0: 
michael@0: import android.content.Context;
michael@0: import android.content.Intent;
michael@0: 
michael@0: import android.content.pm.PackageManager;
michael@0: import android.content.pm.ApplicationInfo;
michael@0: 
michael@0: import android.os.Build;
michael@0: 
michael@0: import android.util.Log;
michael@0: 
michael@0: import java.net.URL;
michael@0: 
michael@0: public class UpdateServiceHelper {
michael@0:     public static final String ACTION_REGISTER_FOR_UPDATES = AppConstants.ANDROID_PACKAGE_NAME + ".REGISTER_FOR_UPDATES";
michael@0:     public static final String ACTION_UNREGISTER_FOR_UPDATES = AppConstants.ANDROID_PACKAGE_NAME + ".UNREGISTER_FOR_UPDATES";
michael@0:     public static final String ACTION_CHECK_FOR_UPDATE = AppConstants.ANDROID_PACKAGE_NAME + ".CHECK_FOR_UPDATE";
michael@0:     public static final String ACTION_CHECK_UPDATE_RESULT = AppConstants.ANDROID_PACKAGE_NAME + ".CHECK_UPDATE_RESULT";
michael@0:     public static final String ACTION_DOWNLOAD_UPDATE = AppConstants.ANDROID_PACKAGE_NAME + ".DOWNLOAD_UPDATE";
michael@0:     public static final String ACTION_APPLY_UPDATE = AppConstants.ANDROID_PACKAGE_NAME + ".APPLY_UPDATE";
michael@0:     public static final String ACTION_CANCEL_DOWNLOAD = AppConstants.ANDROID_PACKAGE_NAME + ".CANCEL_DOWNLOAD";
michael@0: 
michael@0:     // Flags for ACTION_CHECK_FOR_UPDATE
michael@0:     public static final int FLAG_FORCE_DOWNLOAD = 1;
michael@0:     public static final int FLAG_OVERWRITE_EXISTING = 1 << 1;
michael@0:     public static final int FLAG_REINSTALL = 1 << 2;
michael@0:     public static final int FLAG_RETRY = 1 << 3;
michael@0: 
michael@0:     // Name of the Intent extra for the autodownload policy, used with ACTION_REGISTER_FOR_UPDATES
michael@0:     public static final String EXTRA_AUTODOWNLOAD_NAME = "autodownload";
michael@0: 
michael@0:     // Values for EXTRA_AUTODOWNLOAD_NAME
michael@0:     public static final int AUTODOWNLOAD_WIFI = 0;
michael@0:     public static final int AUTODOWNLOAD_DISABLED = 1;
michael@0:     public static final int AUTODOWNLOAD_ENABLED = 2;
michael@0: 
michael@0:     // Name of the Intent extra that holds the flags for ACTION_CHECK_FOR_UPDATE
michael@0:     public static final String EXTRA_UPDATE_FLAGS_NAME = "updateFlags";
michael@0: 
michael@0:     // Name of the Intent extra that holds the APK path, used with ACTION_APPLY_UPDATE
michael@0:     public static final String EXTRA_PACKAGE_PATH_NAME = "packagePath";
michael@0: 
michael@0:     private static final String LOGTAG = "UpdateServiceHelper";
michael@0:     private static final String DEFAULT_UPDATE_LOCALE = "en-US";
michael@0: 
michael@0:     private static final String UPDATE_URL;
michael@0: 
michael@0:     static {
michael@0:         final String pkgSpecial;
michael@0:         if (AppConstants.MOZ_PKG_SPECIAL != null) {
michael@0:             pkgSpecial = "-" + AppConstants.MOZ_PKG_SPECIAL;
michael@0:         } else {
michael@0:             pkgSpecial = "";
michael@0:         }
michael@0:         UPDATE_URL = "https://aus4.mozilla.org/update/4/" + AppConstants.MOZ_APP_BASENAME + "/" +
michael@0:                      AppConstants.MOZ_APP_VERSION         +
michael@0:                      "/%BUILDID%/Android_"                + AppConstants.MOZ_APP_ABI + pkgSpecial +
michael@0:                      "/%LOCALE%/"                         + AppConstants.MOZ_UPDATE_CHANNEL +
michael@0:                      "/%OS_VERSION%/default/default/"     + AppConstants.MOZILLA_VERSION +
michael@0:                      "/update.xml";
michael@0:     }
michael@0: 
michael@0:     public enum CheckUpdateResult {
michael@0:         // Keep these in sync with mobile/android/chrome/content/about.xhtml
michael@0:         NOT_AVAILABLE,
michael@0:         AVAILABLE,
michael@0:         DOWNLOADING,
michael@0:         DOWNLOADED
michael@0:     }
michael@0: 
michael@0:     public static URL getUpdateUrl(Context context, boolean force) {
michael@0:         PackageManager pm = context.getPackageManager();
michael@0: 
michael@0:         String locale = null;
michael@0:         try {
michael@0:             ApplicationInfo info = pm.getApplicationInfo(AppConstants.ANDROID_PACKAGE_NAME, 0);
michael@0:             String updateLocaleUrl = "jar:jar:file://" + info.sourceDir + "!/" + AppConstants.OMNIJAR_NAME + "!/update.locale";
michael@0: 
michael@0:             locale = GeckoJarReader.getText(updateLocaleUrl);
michael@0: 
michael@0:             if (locale != null)
michael@0:                 locale = locale.trim();
michael@0:             else
michael@0:                 locale = DEFAULT_UPDATE_LOCALE;
michael@0:         } catch (android.content.pm.PackageManager.NameNotFoundException e) {
michael@0:             // Shouldn't really be possible, but fallback to default locale
michael@0:             Log.i(LOGTAG, "Failed to read update locale file, falling back to " + DEFAULT_UPDATE_LOCALE);
michael@0:             locale = DEFAULT_UPDATE_LOCALE;
michael@0:         }
michael@0: 
michael@0:         String url = UPDATE_URL.replace("%LOCALE%", locale).
michael@0:             replace("%OS_VERSION%", Build.VERSION.RELEASE).
michael@0:             replace("%BUILDID%", force ? "0" : AppConstants.MOZ_APP_BUILDID);
michael@0: 
michael@0:         try {
michael@0:             return new URL(url);
michael@0:         } catch (java.net.MalformedURLException e) {
michael@0:             Log.e(LOGTAG, "Failed to create update url: ", e);
michael@0:             return null;
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     public static boolean isUpdaterEnabled() {
michael@0:         return AppConstants.MOZ_UPDATER;
michael@0:     }
michael@0: 
michael@0:     public static void registerForUpdates(Context context, String policy) {
michael@0:         if (policy == null)
michael@0:             return;
michael@0: 
michael@0:         int intPolicy;
michael@0:         if (policy.equals("wifi")) {
michael@0:             intPolicy = AUTODOWNLOAD_WIFI;
michael@0:         } else if (policy.equals("disabled")) {
michael@0:             intPolicy = AUTODOWNLOAD_DISABLED;
michael@0:         } else if (policy.equals("enabled")) {
michael@0:             intPolicy = AUTODOWNLOAD_ENABLED;
michael@0:         } else {
michael@0:             Log.w(LOGTAG, "Unhandled autoupdate policy: " + policy);
michael@0:             return;
michael@0:         }
michael@0: 
michael@0:         registerForUpdates(context, intPolicy);
michael@0:     }
michael@0: 
michael@0:     // 'policy' should one of AUTODOWNLOAD_WIFI, AUTODOWNLOAD_DISABLED, AUTODOWNLOAD_ENABLED
michael@0:     public static void registerForUpdates(Context context, int policy) {
michael@0:         if (!isUpdaterEnabled())
michael@0:             return;
michael@0: 
michael@0:         Intent intent = new Intent(UpdateServiceHelper.ACTION_REGISTER_FOR_UPDATES, null, context, UpdateService.class);
michael@0:         intent.putExtra(EXTRA_AUTODOWNLOAD_NAME, policy);
michael@0: 
michael@0:         context.startService(intent);
michael@0:     }
michael@0: }