mirror of https://github.com/M66B/NetGuard.git
176 lines
7.5 KiB
Java
176 lines
7.5 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 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.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.HashMap;
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import java.util.List;
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import java.util.Map;
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public class Rule implements Comparable<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 disabled;
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public boolean wifi_default;
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public boolean other_default;
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public boolean unused_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 unused;
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public boolean roaming;
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public String[] related = null;
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public boolean changed;
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public Intent intent;
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public boolean attributes = 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.internet = (pm.checkPermission("android.permission.INTERNET", info.packageName) == PackageManager.PERMISSION_GRANTED);
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int setting = pm.getApplicationEnabledSetting(info.packageName);
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if (setting == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT)
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this.disabled = !info.applicationInfo.enabled;
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else
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this.disabled = (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 unused = context.getSharedPreferences("unused", 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 whitelist_wifi = prefs.getBoolean("whitelist_wifi", true);
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boolean whitelist_other = prefs.getBoolean("whitelist_other", true);
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boolean whitelist_roaming = prefs.getBoolean("whitelist_roaming", true);
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boolean manage_system = prefs.getBoolean("manage_system", false);
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// Get predefined rules
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Map<String, Boolean> pre_blocked = new HashMap<>();
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Map<String, Boolean> pre_unused = 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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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 ("rule".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 punused = xml.getAttributeBooleanValue(null, "unused", false);
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boolean proaming = xml.getAttributeBooleanValue(null, "roaming", whitelist_roaming);
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pre_blocked.put(pkg, pblocked);
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pre_unused.put(pkg, punused);
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pre_roaming.put(pkg, proaming);
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Log.i(tag, "Predefined " + pkg + " blocked=" + pblocked + " unused=" + punused + " 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.i(tag, "Relation " + pkg + " related=" + TextUtils.join(",", rel));
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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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}
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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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boolean system = ((info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0);
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if (!system || manage_system || all) {
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Rule rule = new Rule(info, context);
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rule.system = system;
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rule.wifi_default = (pre_blocked.containsKey(info.packageName) ? pre_blocked.get(info.packageName) : whitelist_wifi);
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rule.other_default = (pre_blocked.containsKey(info.packageName) ? pre_blocked.get(info.packageName) : whitelist_other);
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rule.unused_default = (pre_unused.containsKey(info.packageName) ? pre_unused.get(info.packageName) : false);
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rule.roaming_default = (pre_roaming.containsKey(info.packageName) ? pre_roaming.get(info.packageName) : whitelist_roaming);
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rule.wifi_blocked = (system && !manage_system ? false : wifi.getBoolean(info.packageName, rule.wifi_default));
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rule.other_blocked = (system && !manage_system ? false : other.getBoolean(info.packageName, rule.other_default));
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rule.unused = unused.getBoolean(info.packageName, rule.unused_default);
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rule.roaming = roaming.getBoolean(info.packageName, rule.roaming_default);
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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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rule.changed = (rule.wifi_blocked != whitelist_wifi ||
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rule.other_blocked != whitelist_other ||
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rule.unused ||
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(!rule.other_blocked || rule.unused) && rule.roaming && rule.roaming != whitelist_roaming);
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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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Collections.sort(listRules);
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return listRules;
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}
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@Override
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public int compareTo(Rule other) {
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if ((changed || unused) == (other.changed || other.unused)) {
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int i = name.compareToIgnoreCase(other.name);
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return (i == 0 ? info.packageName.compareTo(other.info.packageName) : i);
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}
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return (changed || unused ? -1 : 1);
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}
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}
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