mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-31 06:05:44 +00:00
285 lines
10 KiB
Java
285 lines
10 KiB
Java
/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.gecko.mozglue;
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import android.app.Activity;
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import android.content.Context;
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import android.content.Intent;
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import android.os.Build;
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import android.os.Environment;
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import android.util.Log;
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import java.io.File;
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import java.text.DecimalFormat;
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import java.text.DecimalFormatSymbols;
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import java.text.NumberFormat;
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import java.util.Locale;
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public final class GeckoLoader {
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private static final String LOGTAG = "GeckoLoader";
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private static File sCacheFile;
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private static File sGREDir;
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private static final Object sLibLoadingLock = new Object();
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// Must hold sLibLoadingLock while accessing the following boolean variables.
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private static boolean sSQLiteLibsLoaded;
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private static boolean sNSSLibsLoaded;
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private static boolean sMozGlueLoaded;
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private static boolean sLibsSetup;
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private GeckoLoader() {
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// prevent instantiation
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}
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public static File getCacheDir(Context context) {
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if (sCacheFile == null) {
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sCacheFile = context.getCacheDir();
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}
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return sCacheFile;
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}
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public static File getGREDir(Context context) {
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if (sGREDir == null) {
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sGREDir = new File(context.getApplicationInfo().dataDir);
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}
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return sGREDir;
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}
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private static void setupPluginEnvironment(Context context, String[] pluginDirs) {
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// setup plugin path directories
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try {
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// Check to see if plugins were blocked.
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if (pluginDirs == null) {
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putenv("MOZ_PLUGINS_BLOCKED=1");
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putenv("MOZ_PLUGIN_PATH=");
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return;
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}
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StringBuilder pluginSearchPath = new StringBuilder();
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for (int i = 0; i < pluginDirs.length; i++) {
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pluginSearchPath.append(pluginDirs[i]);
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pluginSearchPath.append(":");
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}
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putenv("MOZ_PLUGIN_PATH="+pluginSearchPath);
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File pluginDataDir = context.getDir("plugins", 0);
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putenv("ANDROID_PLUGIN_DATADIR=" + pluginDataDir.getPath());
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File pluginPrivateDataDir = context.getDir("plugins_private", 0);
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putenv("ANDROID_PLUGIN_DATADIR_PRIVATE=" + pluginPrivateDataDir.getPath());
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} catch (Exception ex) {
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Log.w(LOGTAG, "Caught exception getting plugin dirs.", ex);
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}
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}
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private static void setupDownloadEnvironment(Context context) {
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try {
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File downloadDir = null;
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File updatesDir = null;
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if (Build.VERSION.SDK_INT >= 8) {
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downloadDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);
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updatesDir = context.getExternalFilesDir(Environment.DIRECTORY_DOWNLOADS);
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}
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if (downloadDir == null) {
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downloadDir = new File(Environment.getExternalStorageDirectory().getPath(), "download");
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}
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if (updatesDir == null) {
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updatesDir = downloadDir;
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}
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putenv("DOWNLOADS_DIRECTORY=" + downloadDir.getPath());
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putenv("UPDATES_DIRECTORY=" + updatesDir.getPath());
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}
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catch (Exception e) {
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Log.w(LOGTAG, "No download directory found.", e);
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}
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}
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private static void delTree(File file) {
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if (file.isDirectory()) {
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File children[] = file.listFiles();
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for (File child : children) {
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delTree(child);
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}
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}
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file.delete();
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}
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private static File getTmpDir(Context context) {
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File tmpDir = context.getDir("tmpdir", Context.MODE_PRIVATE);
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// check if the old tmp dir is there
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File oldDir = new File(tmpDir.getParentFile(), "app_tmp");
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if (oldDir.exists()) {
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delTree(oldDir);
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}
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return tmpDir;
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}
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public static void setupGeckoEnvironment(Activity context, String[] pluginDirs, String profilePath) {
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// if we have an intent (we're being launched by an activity)
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// read in any environmental variables from it here
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Intent intent = context.getIntent();
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if (intent != null) {
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String env = intent.getStringExtra("env0");
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Log.d(LOGTAG, "Gecko environment env0: " + env);
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for (int c = 1; env != null; c++) {
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putenv(env);
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env = intent.getStringExtra("env" + c);
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Log.d(LOGTAG, "env" + c + ": " + env);
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}
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}
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setupPluginEnvironment(context, pluginDirs);
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setupDownloadEnvironment(context);
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// profile home path
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putenv("HOME=" + profilePath);
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// setup the tmp path
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File f = getTmpDir(context);
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if (!f.exists()) {
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f.mkdirs();
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}
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putenv("TMPDIR=" + f.getPath());
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// setup the downloads path
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f = Environment.getDownloadCacheDirectory();
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putenv("EXTERNAL_STORAGE=" + f.getPath());
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// setup the app-specific cache path
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f = context.getCacheDir();
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putenv("CACHE_DIRECTORY=" + f.getPath());
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/* We really want to use this code, but it requires bumping up the SDK to 17 so for now
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we will use reflection. See https://bugzilla.mozilla.org/show_bug.cgi?id=811763#c11
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if (Build.VERSION.SDK_INT >= 17) {
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android.os.UserManager um = (android.os.UserManager)context.getSystemService(Context.USER_SERVICE);
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if (um != null) {
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putenv("MOZ_ANDROID_USER_SERIAL_NUMBER=" + um.getSerialNumberForUser(android.os.Process.myUserHandle()));
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} else {
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Log.d(LOGTAG, "Unable to obtain user manager service on a device with SDK version " + Build.VERSION.SDK_INT);
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}
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}
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*/
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try {
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Object userManager = context.getSystemService("user");
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if (userManager != null) {
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// if userManager is non-null that means we're running on 4.2+ and so the rest of this
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// should just work
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Object userHandle = android.os.Process.class.getMethod("myUserHandle", (Class[])null).invoke(null);
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Object userSerial = userManager.getClass().getMethod("getSerialNumberForUser", userHandle.getClass()).invoke(userManager, userHandle);
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putenv("MOZ_ANDROID_USER_SERIAL_NUMBER=" + userSerial.toString());
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}
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} catch (Exception e) {
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// Guard against any unexpected failures
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Log.d(LOGTAG, "Unable to set the user serial number", e);
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}
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setupLocaleEnvironment();
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}
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private static void loadLibsSetup(Context context) {
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synchronized (sLibLoadingLock) {
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if (sLibsSetup) {
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return;
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}
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sLibsSetup = true;
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}
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// The package data lib directory isn't placed in ld.so's
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// search path, so we have to manually load libraries that
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// libxul will depend on. Not ideal.
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File cacheFile = getCacheDir(context);
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putenv("GRE_HOME=" + getGREDir(context).getPath());
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// setup the libs cache
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String linkerCache = System.getenv("MOZ_LINKER_CACHE");
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if (linkerCache == null) {
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linkerCache = cacheFile.getPath();
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putenv("MOZ_LINKER_CACHE=" + linkerCache);
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}
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#ifdef MOZ_LINKER_EXTRACT
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putenv("MOZ_LINKER_EXTRACT=1");
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// Ensure that the cache dir is world-writable
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File cacheDir = new File(linkerCache);
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if (cacheDir.isDirectory()) {
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cacheDir.setWritable(true, false);
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cacheDir.setExecutable(true, false);
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cacheDir.setReadable(true, false);
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}
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#endif
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}
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public static void loadSQLiteLibs(Context context, String apkName) {
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synchronized (sLibLoadingLock) {
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if (sSQLiteLibsLoaded) {
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return;
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}
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sSQLiteLibsLoaded = true;
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}
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loadMozGlue(context);
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// the extract libs parameter is being removed in bug 732069
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loadLibsSetup(context);
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loadSQLiteLibsNative(apkName, false);
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}
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public static void loadNSSLibs(Context context, String apkName) {
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synchronized (sLibLoadingLock) {
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if (sNSSLibsLoaded) {
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return;
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}
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sNSSLibsLoaded = true;
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}
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loadMozGlue(context);
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loadLibsSetup(context);
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loadNSSLibsNative(apkName, false);
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}
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public static void loadMozGlue(Context context) {
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synchronized (sLibLoadingLock) {
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if (sMozGlueLoaded) {
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return;
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}
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sMozGlueLoaded = true;
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}
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System.loadLibrary("mozglue");
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}
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public static void loadGeckoLibs(Context context, String apkName) {
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loadLibsSetup(context);
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loadGeckoLibsNative(apkName);
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}
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private static void setupLocaleEnvironment() {
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putenv("LANG=" + Locale.getDefault().toString());
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NumberFormat nf = NumberFormat.getInstance();
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if (nf instanceof DecimalFormat) {
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DecimalFormat df = (DecimalFormat)nf;
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DecimalFormatSymbols dfs = df.getDecimalFormatSymbols();
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putenv("LOCALE_DECIMAL_POINT=" + dfs.getDecimalSeparator());
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putenv("LOCALE_THOUSANDS_SEP=" + dfs.getGroupingSeparator());
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putenv("LOCALE_GROUPING=" + (char)df.getGroupingSize());
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}
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}
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// These methods are implemented in mozglue/android/nsGeckoUtils.cpp
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private static native void putenv(String map);
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// These methods are implemented in mozglue/android/APKOpen.cpp
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public static native void nativeRun(String args);
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private static native void loadGeckoLibsNative(String apkName);
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private static native void loadSQLiteLibsNative(String apkName, boolean shouldExtract);
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private static native void loadNSSLibsNative(String apkName, boolean shouldExtract);
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}
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