mirror of https://github.com/M66B/NetGuard.git
265 lines
12 KiB
Java
265 lines
12 KiB
Java
package eu.faircode.netguard;
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/*
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This file is part of NetGuard.
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NetGuard 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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NetGuard 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 NetGuard. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2015-2016 by Marcel Bokhorst (M66B)
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*/
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import android.content.Context;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.content.pm.ApplicationInfo;
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import android.content.pm.PackageInfo;
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import android.content.pm.PackageManager;
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import android.content.res.XmlResourceParser;
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import android.net.TrafficStats;
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import android.os.SystemClock;
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import android.preference.PreferenceManager;
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import android.text.TextUtils;
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import android.util.Log;
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import org.xmlpull.v1.XmlPullParser;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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public class Rule {
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private static final String TAG = "NetGuard.Rule";
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public PackageInfo info;
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public String name;
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public boolean system;
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public boolean internet;
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public boolean enabled;
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public boolean wifi_default;
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public boolean other_default;
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public boolean screen_wifi_default;
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public boolean screen_other_default;
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public boolean roaming_default;
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public boolean wifi_blocked;
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public boolean other_blocked;
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public boolean screen_wifi;
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public boolean screen_other;
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public boolean roaming;
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public String[] related = null;
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public float upspeed;
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public float downspeed;
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public float totalbytes;
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public boolean changed;
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public Intent intent;
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public boolean expanded = false;
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private Rule(PackageInfo info, Context context) {
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PackageManager pm = context.getPackageManager();
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this.info = info;
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this.name = info.applicationInfo.loadLabel(pm).toString();
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this.system = ((info.applicationInfo.flags & (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_UPDATED_SYSTEM_APP)) != 0);
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this.internet = (pm.checkPermission("android.permission.INTERNET", info.packageName) == PackageManager.PERMISSION_GRANTED);
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int setting;
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try {
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setting = pm.getApplicationEnabledSetting(info.packageName);
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} catch (IllegalArgumentException ex) {
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setting = PackageManager.COMPONENT_ENABLED_STATE_DEFAULT;
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Log.w(TAG, ex.toString() + "\n" + Log.getStackTraceString(ex));
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}
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if (setting == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT)
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this.enabled = info.applicationInfo.enabled;
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else
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this.enabled = (setting == PackageManager.COMPONENT_ENABLED_STATE_ENABLED);
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this.intent = pm.getLaunchIntentForPackage(info.packageName);
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}
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public static List<Rule> getRules(boolean all, String tag, Context context) {
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SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
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SharedPreferences wifi = context.getSharedPreferences("wifi", Context.MODE_PRIVATE);
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SharedPreferences other = context.getSharedPreferences("other", Context.MODE_PRIVATE);
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SharedPreferences screen_wifi = context.getSharedPreferences("screen_wifi", Context.MODE_PRIVATE);
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SharedPreferences screen_other = context.getSharedPreferences("screen_other", Context.MODE_PRIVATE);
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SharedPreferences roaming = context.getSharedPreferences("roaming", Context.MODE_PRIVATE);
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// Get settings
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boolean haswifi = Util.hasWifi(context);
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boolean hastelephony = Util.hasTelephony(context);
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boolean default_wifi = prefs.getBoolean("whitelist_wifi", true);
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boolean default_other = prefs.getBoolean("whitelist_other", true);
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boolean default_screen_wifi = prefs.getBoolean("screen_wifi", true);
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boolean default_screen_other = prefs.getBoolean("screen_other", true);
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boolean default_roaming = prefs.getBoolean("whitelist_roaming", true);
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boolean manage_system = prefs.getBoolean("manage_system", false);
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boolean show_user = prefs.getBoolean("show_user", true);
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boolean show_system = prefs.getBoolean("show_system", true);
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boolean show_nointernet = prefs.getBoolean("show_nointernet", true);
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boolean show_disabled = prefs.getBoolean("show_disabled", true);
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long now = SystemClock.elapsedRealtime();
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// Get predefined rules
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Map<String, Boolean> pre_wifi_blocked = new HashMap<>();
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Map<String, Boolean> pre_other_blocked = new HashMap<>();
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Map<String, Boolean> pre_roaming = new HashMap<>();
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Map<String, String[]> pre_related = new HashMap<>();
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Map<String, Boolean> pre_system = new HashMap<>();
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try {
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XmlResourceParser xml = context.getResources().getXml(R.xml.predefined);
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int eventType = xml.getEventType();
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while (eventType != XmlPullParser.END_DOCUMENT) {
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if (eventType == XmlPullParser.START_TAG)
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if ("wifi".equals(xml.getName())) {
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String pkg = xml.getAttributeValue(null, "package");
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boolean pblocked = xml.getAttributeBooleanValue(null, "blocked", false);
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pre_wifi_blocked.put(pkg, pblocked);
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Log.d(tag, "Wifi " + pkg + " blocked=" + pblocked);
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} else if ("other".equals(xml.getName())) {
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String pkg = xml.getAttributeValue(null, "package");
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boolean pblocked = xml.getAttributeBooleanValue(null, "blocked", false);
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boolean proaming = xml.getAttributeBooleanValue(null, "roaming", default_roaming);
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pre_other_blocked.put(pkg, pblocked);
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pre_roaming.put(pkg, proaming);
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Log.d(tag, "Other " + pkg + " blocked=" + pblocked + " roaming=" + proaming);
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} else if ("relation".equals(xml.getName())) {
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String pkg = xml.getAttributeValue(null, "package");
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String[] rel = xml.getAttributeValue(null, "related").split(",");
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pre_related.put(pkg, rel);
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Log.d(tag, "Relation " + pkg + " related=" + TextUtils.join(",", rel));
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} else if ("type".equals(xml.getName())) {
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String pkg = xml.getAttributeValue(null, "package");
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boolean system = xml.getAttributeBooleanValue(null, "system", true);
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pre_system.put(pkg, system);
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Log.d(tag, "Type " + pkg + " system=" + system);
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}
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eventType = xml.next();
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}
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} catch (Throwable ex) {
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Log.e(tag, ex.toString() + "\n" + Log.getStackTraceString(ex));
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Util.sendCrashReport(ex, context);
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}
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// Build rule list
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List<Rule> listRules = new ArrayList<>();
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for (PackageInfo info : context.getPackageManager().getInstalledPackages(0)) {
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Rule rule = new Rule(info, context);
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if (pre_system.containsKey(info.packageName))
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rule.system = pre_system.get(info.packageName);
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if (all ||
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((rule.system ? show_system : show_user) &&
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(show_nointernet ? true : rule.internet) &&
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(show_disabled ? true : rule.enabled))) {
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rule.wifi_default = (pre_wifi_blocked.containsKey(info.packageName) ? pre_wifi_blocked.get(info.packageName) : default_wifi);
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rule.other_default = (pre_other_blocked.containsKey(info.packageName) ? pre_other_blocked.get(info.packageName) : default_other);
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rule.screen_wifi_default = default_screen_wifi;
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rule.screen_other_default = default_screen_other;
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rule.roaming_default = (pre_roaming.containsKey(info.packageName) ? pre_roaming.get(info.packageName) : default_roaming);
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rule.wifi_blocked = (rule.system && !manage_system ? false : wifi.getBoolean(info.packageName, rule.wifi_default));
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rule.other_blocked = (rule.system && !manage_system ? false : other.getBoolean(info.packageName, rule.other_default));
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rule.screen_wifi = screen_wifi.getBoolean(info.packageName, rule.screen_wifi_default);
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rule.screen_other = screen_other.getBoolean(info.packageName, rule.screen_other_default);
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rule.roaming = roaming.getBoolean(info.packageName, rule.roaming_default);
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if (!haswifi) {
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rule.wifi_blocked = true;
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rule.screen_wifi = false;
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}
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if (!hastelephony) {
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rule.other_blocked = true;
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rule.screen_other = false;
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}
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if (pre_related.containsKey(info.packageName))
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rule.related = pre_related.get(info.packageName);
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long up = TrafficStats.getUidTxBytes(rule.info.applicationInfo.uid);
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long down = TrafficStats.getUidRxBytes(rule.info.applicationInfo.uid);
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rule.totalbytes = up + down;
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rule.upspeed = (float) up * 24 * 3600 * 1000 / 1024f / 1024f / now;
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rule.downspeed = (float) down * 24 * 3600 * 1000 / 1024f / 1024f / now;
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rule.updateChanged(default_wifi, default_other, default_roaming, haswifi, hastelephony);
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listRules.add(rule);
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}
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}
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// Sort rule list
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String sort = prefs.getString("sort", "name");
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if ("data".equals(sort))
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Collections.sort(listRules, new Comparator<Rule>() {
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@Override
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public int compare(Rule rule, Rule other) {
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if (rule.totalbytes < other.totalbytes)
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return 1;
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else if (rule.totalbytes > other.totalbytes)
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return -1;
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else
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return 0;
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}
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});
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else
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Collections.sort(listRules, new Comparator<Rule>() {
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@Override
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public int compare(Rule rule, Rule other) {
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if (rule.changed == other.changed) {
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int i = rule.name.compareToIgnoreCase(other.name);
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return (i == 0 ? rule.info.packageName.compareTo(other.info.packageName) : i);
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}
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return (rule.changed ? -1 : 1);
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}
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});
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return listRules;
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}
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private void updateChanged(boolean default_wifi, boolean default_other, boolean default_roaming, boolean wifi, boolean telephony) {
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changed = (wifi && wifi_blocked != default_wifi ||
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(telephony && other_blocked != default_other) ||
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(wifi && wifi_blocked && screen_wifi != screen_wifi_default) ||
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(telephony && other_blocked && screen_other != screen_other_default) ||
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(telephony && (!other_blocked || screen_other) && roaming != default_roaming));
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}
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public void updateChanged(Context context) {
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SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
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boolean default_wifi = prefs.getBoolean("whitelist_wifi", true);
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boolean default_other = prefs.getBoolean("whitelist_other", true);
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boolean default_roaming = prefs.getBoolean("whitelist_roaming", true);
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boolean wifi = Util.hasWifi(context);
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boolean telephony = Util.hasTelephony(context);
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updateChanged(default_wifi, default_other, default_roaming, wifi, telephony);
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}
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}
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