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7 changed files with 0 additions and 272 deletions
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@ -1,19 +0,0 @@
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//
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// SPDX-FileCopyrightText: 2019 The LineageOS Project
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// SPDX-License-Identifier: Apache-2.0
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//
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lineage_sdk_lib_src = "src/java/org/lineageos/lib/"
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java_library {
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name: "org.lineageos.lib.phone",
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sdk_version: "current",
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static_libs: [
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"libphonenumber",
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],
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srcs: [
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lineage_sdk_lib_src + "/phone/*.java",
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":spn-info",
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],
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}
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@ -1,47 +0,0 @@
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<?xml version="1.0" encoding="utf-8"?>
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<!--
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~ Copyright (C) 2021 The Android Open Source Project
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~
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~ Licensed under the Apache License, Version 2.0 (the "License");
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~ you may not use this file except in compliance with the License.
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~ You may obtain a copy of the License at
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~
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~ http://www.apache.org/licenses/LICENSE-2.0
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~
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~ Unless required by applicable law or agreed to in writing, software
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~ distributed under the License is distributed on an "AS IS" BASIS,
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~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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~ See the License for the specific language governing permissions and
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~ limitations under the License.
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-->
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<xs:schema version="2.0"
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elementFormDefault="qualified"
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attributeFormDefault="unqualified"
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xmlns:xs="http://www.w3.org/2001/XMLSchema">
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<xs:element name="sensitivePNS">
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<xs:complexType>
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<xs:sequence>
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<xs:element name="sensitivePN" maxOccurs="unbounded" type="sensitivePN" />
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</xs:sequence>
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</xs:complexType>
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</xs:element>
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<xs:complexType name="sensitivePN">
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<xs:sequence>
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<xs:element name="item" maxOccurs="unbounded" type="item" />
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</xs:sequence>
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<xs:attribute name="network" type="xs:string" use="required" />
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</xs:complexType>
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<xs:complexType name="item">
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<xs:sequence>
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<xs:element name="number" type="xs:string" />
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<xs:element name="name" minOccurs="0" type="xs:string" />
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<xs:element name="categories" minOccurs="0" type="xs:string" />
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<xs:element name="languages" minOccurs="0" type="xs:string" />
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<xs:element name="organization" minOccurs="0" type="xs:string" />
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<xs:element name="website" minOccurs="0" type="xs:anyURI" />
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</xs:sequence>
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</xs:complexType>
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</xs:schema>
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@ -1,40 +0,0 @@
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// Signature format: 2.0
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package org.lineageos.lib.phone.spn {
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public class Item {
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ctor public Item();
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method public String getCategories();
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method public String getLanguages();
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method public String getName();
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method public String getNumber();
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method public String getOrganization();
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method public String getWebsite();
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method public void setCategories(String);
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method public void setLanguages(String);
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method public void setName(String);
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method public void setNumber(String);
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method public void setOrganization(String);
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method public void setWebsite(String);
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}
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public class SensitivePN {
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ctor public SensitivePN();
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method public java.util.List<org.lineageos.lib.phone.spn.Item> getItem();
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method public String getNetwork();
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method public void setNetwork(String);
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}
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public class SensitivePNS {
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ctor public SensitivePNS();
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method public java.util.List<org.lineageos.lib.phone.spn.SensitivePN> getSensitivePN();
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}
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public class XmlParser {
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ctor public XmlParser();
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method public static org.lineageos.lib.phone.spn.SensitivePNS read(java.io.InputStream) throws javax.xml.datatype.DatatypeConfigurationException, java.io.IOException, org.xmlpull.v1.XmlPullParserException;
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method public static String readText(org.xmlpull.v1.XmlPullParser) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
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method public static void skip(org.xmlpull.v1.XmlPullParser) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
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}
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}
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@ -1 +0,0 @@
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// Signature format: 2.0
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@ -1,165 +0,0 @@
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/*
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* SPDX-FileCopyrightText: 2017 The Android Open Source Project
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* SPDX-FileCopyrightText: 2017-2021 The LineageOS Project
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* SPDX-License-Identifier: Apache-2.0
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*/
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package org.lineageos.lib.phone;
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import android.content.Context;
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import android.telephony.PhoneNumberUtils;
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import android.telephony.SubscriptionInfo;
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import android.telephony.SubscriptionManager;
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import android.telephony.TelephonyManager;
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import android.text.TextUtils;
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import android.util.Log;
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import com.google.i18n.phonenumbers.NumberParseException;
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import com.google.i18n.phonenumbers.PhoneNumberUtil;
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import com.google.i18n.phonenumbers.PhoneNumberUtil.PhoneNumberFormat;
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import com.google.i18n.phonenumbers.Phonenumber;
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import org.lineageos.lib.phone.spn.Item;
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import org.lineageos.lib.phone.spn.SensitivePN;
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import org.lineageos.lib.phone.spn.XmlParser;
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import org.xmlpull.v1.XmlPullParserException;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import javax.xml.datatype.DatatypeConfigurationException;
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public class SensitivePhoneNumbers {
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private final String LOG_TAG = this.getClass().getSimpleName();
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public static final String SENSIBLE_PHONENUMBERS_FILE_PATH = "/product/etc/sensitive_pn.xml";
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private static final String ns = null;
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private static SensitivePhoneNumbers sInstance = null;
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private static boolean sNumbersLoaded;
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private HashMap<String, ArrayList<Item>> mSensitiveNumbersMap = new HashMap<>();
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private SensitivePhoneNumbers() { }
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public static SensitivePhoneNumbers getInstance() {
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if (sInstance == null) {
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sInstance = new SensitivePhoneNumbers();
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}
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return sInstance;
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}
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private void loadSensiblePhoneNumbers() {
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if (sNumbersLoaded) {
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return;
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}
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File sensiblePNFile = new File(SENSIBLE_PHONENUMBERS_FILE_PATH);
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FileInputStream sensiblePNInputStream;
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try {
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sensiblePNInputStream = new FileInputStream(sensiblePNFile);
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} catch (FileNotFoundException e) {
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Log.w(LOG_TAG, "Can not open " + sensiblePNFile.getAbsolutePath());
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return;
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}
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try {
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for (SensitivePN sensitivePN : new XmlParser().read(sensiblePNInputStream).getSensitivePN()) {
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String[] mccs = sensitivePN.getNetwork().split(",");
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for (String mcc : mccs) {
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mSensitiveNumbersMap.put(mcc, new ArrayList(sensitivePN.getItem()));
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}
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}
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} catch (DatatypeConfigurationException | IOException | XmlPullParserException e) {
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Log.w(LOG_TAG, "Exception in spn-conf parser", e);
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}
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sNumbersLoaded = true;
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}
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public ArrayList<Item> getSensitivePnInfosForMcc(String mcc) {
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loadSensiblePhoneNumbers();
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return mSensitiveNumbersMap.getOrDefault(mcc, new ArrayList<Item>());
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}
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public boolean isSensitiveNumber(Context context, String numberToCheck, int subId) {
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String nationalNumber = formatNumberToNational(context, numberToCheck);
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if (TextUtils.isEmpty(nationalNumber)) {
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return false;
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}
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loadSensiblePhoneNumbers();
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SubscriptionManager subManager = context.getSystemService(SubscriptionManager.class);
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List<SubscriptionInfo> list = subManager.getActiveSubscriptionInfoList();
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if (list != null) {
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// Test all subscriptions so an accidential use of a wrong sim also hides the number
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for (SubscriptionInfo subInfo : list) {
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String mcc = String.valueOf(subInfo.getMcc());
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if (isSensitiveNumber(nationalNumber, mcc)) {
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return true;
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}
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}
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}
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// Fall back to check with the passed subId
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TelephonyManager telephonyManager = context.getSystemService(TelephonyManager.class);
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if (subId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
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subId = SubscriptionManager.getDefaultSubscriptionId();
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}
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telephonyManager = telephonyManager.createForSubscriptionId(subId);
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String networkUsed = telephonyManager.getNetworkOperator();
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if (!TextUtils.isEmpty(networkUsed)) {
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String networkMCC = networkUsed.substring(0, 3);
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if (isSensitiveNumber(nationalNumber, networkMCC)) {
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return true;
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}
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}
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// Also try the sim's operator
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if (telephonyManager.getSimState() == TelephonyManager.SIM_STATE_READY) {
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String simOperator = telephonyManager.getSimOperator();
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if (!TextUtils.isEmpty(simOperator)) {
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String networkMCC = simOperator.substring(0, 3);
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if (isSensitiveNumber(nationalNumber, networkMCC)) {
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return true;
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}
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}
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}
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return false;
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}
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private boolean isSensitiveNumber(String numberToCheck, String mcc) {
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if (mSensitiveNumbersMap.containsKey(mcc)) {
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for (Item item : mSensitiveNumbersMap.get(mcc)) {
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if (PhoneNumberUtils.compare(numberToCheck, item.getNumber())) {
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return true;
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}
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}
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}
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return false;
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}
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private String formatNumberToNational(Context context, String number) {
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PhoneNumberUtil util = PhoneNumberUtil.getInstance();
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String countryIso = context.getResources().getConfiguration().locale.getCountry();
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Phonenumber.PhoneNumber pn = null;
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try {
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pn = util.parse(number, countryIso);
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} catch (NumberParseException e) {
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}
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if (pn != null) {
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return util.format(pn, PhoneNumberFormat.NATIONAL);
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} else {
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return number;
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}
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}
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}
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