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Escape addresses in thread, recipient pref, and group databases

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Fixes #6847
// FREEBIE
This commit is contained in:
Moxie Marlinspike 2017-08-02 11:04:10 -07:00
parent 3d29445373
commit aacf50316d
7 changed files with 139 additions and 83 deletions
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29
src/org/thoughtcrime/securesms/database/Address.java
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@ -14,11 +14,14 @@ import com.google.i18n.phonenumbers.PhoneNumberUtil;
import com.google.i18n.phonenumbers.Phonenumber;
import com.google.i18n.phonenumbers.ShortNumberInfo;
import org.thoughtcrime.securesms.util.DelimiterUtil;
import org.thoughtcrime.securesms.util.GroupUtil;
import org.thoughtcrime.securesms.util.NumberUtil;
import org.thoughtcrime.securesms.util.TextSecurePreferences;
import org.thoughtcrime.securesms.util.Util;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
@ -52,23 +55,35 @@ public class Address implements Parcelable, Comparable<Address> {
this(in.readString());
}
public static Address fromSerialized(@NonNull String serialized) {
public static @NonNull Address fromSerialized(@NonNull String serialized) {
return new Address(serialized);
}
public static List<Address> fromSerializedList(@NonNull String serialized, @NonNull String delimiter) {
List<String> elements = Util.split(serialized, delimiter);
public static Address fromExternal(@NonNull Context context, @Nullable String external) {
return new Address(new ExternalAddressFormatter(TextSecurePreferences.getLocalNumber(context)).format(external));
}
public static @NonNull List<Address> fromSerializedList(@NonNull String serialized, char delimiter) {
String[] escapedAddresses = DelimiterUtil.split(serialized, delimiter);
List<Address> addresses = new LinkedList<>();
for (String element : elements) {
addresses.add(Address.fromSerialized(element));
for (String escapedAddress : escapedAddresses) {
addresses.add(Address.fromSerialized(DelimiterUtil.unescape(escapedAddress, delimiter)));
}
return addresses;
}
public static Address fromExternal(@NonNull Context context, @Nullable String external) {
return new Address(new ExternalAddressFormatter(TextSecurePreferences.getLocalNumber(context)).format(external));
public static @NonNull String toSerializedList(@NonNull List<Address> addresses, char delimiter) {
Collections.sort(addresses);
List<String> escapedAddresses = new LinkedList<>();
for (Address address : addresses) {
escapedAddresses.add(DelimiterUtil.escape(address.serialize(), delimiter));
}
return Util.join(escapedAddresses, delimiter + "");
}
public static Address[] fromParcelable(Parcelable[] parcelables) {

18
src/org/thoughtcrime/securesms/database/GroupDatabase.java
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@ -17,7 +17,6 @@ import org.thoughtcrime.securesms.recipients.RecipientFactory;
import org.thoughtcrime.securesms.recipients.Recipients;
import org.thoughtcrime.securesms.util.BitmapUtil;
import org.thoughtcrime.securesms.util.GroupUtil;
import org.thoughtcrime.securesms.util.TextSecurePreferences;
import org.thoughtcrime.securesms.util.Util;
import org.whispersystems.signalservice.api.messages.SignalServiceAttachmentPointer;
@ -120,7 +119,7 @@ public class GroupDatabase extends Database {
ContentValues contentValues = new ContentValues();
contentValues.put(GROUP_ID, GroupUtil.getEncodedId(groupId));
contentValues.put(TITLE, title);
contentValues.put(MEMBERS, Util.join(members, ","));
contentValues.put(MEMBERS, Address.toSerializedList(members, ','));
if (avatar != null) {
contentValues.put(AVATAR_ID, avatar.getId());
@ -185,7 +184,7 @@ public class GroupDatabase extends Database {
public void updateMembers(byte[] id, List<Address> members) {
ContentValues contents = new ContentValues();
contents.put(MEMBERS, Util.join(members, ","));
contents.put(MEMBERS, Address.toSerializedList(members, ','));
contents.put(ACTIVE, 1);
databaseHelper.getWritableDatabase().update(TABLE_NAME, contents, GROUP_ID + " = ?",
@ -197,7 +196,7 @@ public class GroupDatabase extends Database {
currentMembers.remove(source);
ContentValues contents = new ContentValues();
contents.put(MEMBERS, Util.join(currentMembers, ","));
contents.put(MEMBERS, Address.toSerializedList(currentMembers, ','));
databaseHelper.getWritableDatabase().update(TABLE_NAME, contents, GROUP_ID + " = ?",
new String[] {GroupUtil.getEncodedId(id)});
@ -213,13 +212,8 @@ public class GroupDatabase extends Database {
null, null, null);
if (cursor != null && cursor.moveToFirst()) {
List<Address> results = new LinkedList<>();
for (String member : Util.split(cursor.getString(cursor.getColumnIndexOrThrow(MEMBERS)), ",")) {
results.add(Address.fromSerialized(member));
}
return results;
String serializedMembers = cursor.getString(cursor.getColumnIndexOrThrow(MEMBERS));
return Address.fromSerializedList(serializedMembers, ',');
}
return new LinkedList<>();
@ -307,7 +301,7 @@ public class GroupDatabase extends Database {
{
this.id = id;
this.title = title;
this.members = Address.fromSerializedList(members, ",");
this.members = Address.fromSerializedList(members, ',');
this.avatar = avatar;
this.avatarId = avatarId;
this.avatarKey = avatarKey;

28
src/org/thoughtcrime/securesms/database/RecipientPreferenceDatabase.java
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@ -14,10 +14,10 @@ import org.greenrobot.eventbus.EventBus;
import org.thoughtcrime.securesms.color.MaterialColor;
import org.thoughtcrime.securesms.recipients.RecipientFactory;
import org.thoughtcrime.securesms.recipients.Recipients;
import org.thoughtcrime.securesms.util.Util;
import org.whispersystems.libsignal.util.guava.Optional;
import java.util.Arrays;
import java.util.List;
public class RecipientPreferenceDatabase extends Database {
@ -86,14 +86,12 @@ public class RecipientPreferenceDatabase extends Database {
}
public Optional<RecipientsPreferences> getRecipientsPreferences(@NonNull Address[] addresses) {
Arrays.sort(addresses);
SQLiteDatabase database = databaseHelper.getReadableDatabase();
Cursor cursor = null;
try {
cursor = database.query(TABLE_NAME, null, ADDRESSES + " = ?",
new String[] {Util.join(addresses, " ")},
new String[] {Address.toSerializedList(Arrays.asList(addresses), ' ')},
null, null, null);
if (cursor != null && cursor.moveToNext()) {
@ -187,11 +185,12 @@ public class RecipientPreferenceDatabase extends Database {
database.beginTransaction();
int updated = database.update(TABLE_NAME, contentValues, ADDRESSES + " = ?",
new String[] {Util.join(recipients.getAddresses(), " ")});
List<Address> addresses = recipients.getAddressesList();
String serializedAddresses = Address.toSerializedList(addresses, ' ');
int updated = database.update(TABLE_NAME, contentValues, ADDRESSES + " = ?", new String[]{serializedAddresses});
if (updated < 1) {
contentValues.put(ADDRESSES, Util.join(recipients.getAddresses(), " "));
contentValues.put(ADDRESSES, serializedAddresses);
database.insert(TABLE_NAME, null, contentValues);
}
@ -211,7 +210,7 @@ public class RecipientPreferenceDatabase extends Database {
private final int defaultSubscriptionId;
private final int expireMessages;
public RecipientsPreferences(boolean blocked, long muteUntil,
RecipientsPreferences(boolean blocked, long muteUntil,
@NonNull VibrateState vibrateState,
@Nullable Uri notification,
@Nullable MaterialColor color,
@ -267,21 +266,16 @@ public class RecipientPreferenceDatabase extends Database {
private final Context context;
private final Cursor cursor;
public BlockedReader(Context context, Cursor cursor) {
BlockedReader(Context context, Cursor cursor) {
this.context = context;
this.cursor = cursor;
}
public @NonNull Recipients getCurrent() {
String serialized = cursor.getString(cursor.getColumnIndexOrThrow(ADDRESSES));
String[] addresses = serialized.split(" ");
Address[] addressList = new Address[addresses.length];
List<Address> addressList = Address.fromSerializedList(serialized, ' ');
for (int i=0;i<addresses.length;i++) {
addressList[i] = Address.fromSerialized(addresses[i]);
}
return RecipientFactory.getRecipientsFor(context, addressList, false);
return RecipientFactory.getRecipientsFor(context, addressList.toArray(new Address[0]), false);
}
public @Nullable Recipients getNext() {
@ -297,7 +291,7 @@ public class RecipientPreferenceDatabase extends Database {
private final Recipients recipients;
public RecipientPreferenceEvent(Recipients recipients) {
RecipientPreferenceEvent(Recipients recipients) {
this.recipients = recipients;
}

32
src/org/thoughtcrime/securesms/database/ThreadDatabase.java
View File

@ -23,7 +23,6 @@ import android.database.MergeCursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.net.Uri;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.text.TextUtils;
import android.util.Log;
@ -39,9 +38,11 @@ import org.thoughtcrime.securesms.mms.Slide;
import org.thoughtcrime.securesms.mms.SlideDeck;
import org.thoughtcrime.securesms.recipients.RecipientFactory;
import org.thoughtcrime.securesms.recipients.Recipients;
import org.thoughtcrime.securesms.util.DelimiterUtil;
import org.thoughtcrime.securesms.util.Util;
import org.whispersystems.libsignal.InvalidMessageException;
import java.util.Arrays;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
@ -92,7 +93,7 @@ public class ThreadDatabase extends Database {
long date = System.currentTimeMillis();
contentValues.put(DATE, date - date % 1000);
contentValues.put(ADDRESSES, Util.join(addresses, " "));
contentValues.put(ADDRESSES, Address.toSerializedList(Arrays.asList(addresses), ' '));
if (recipientCount > 1)
contentValues.put(TYPE, distributionType);
@ -288,7 +289,7 @@ public class ThreadDatabase extends Database {
int i= 0;
for (Address address : addresses) {
selectionArgs[i++] = address.serialize();
selectionArgs[i++] = DelimiterUtil.escape(address.serialize(), ' ');
}
cursors.add(db.query(TABLE_NAME, null, selection, selectionArgs, null, null, DATE + " DESC"));
@ -410,10 +411,10 @@ public class ThreadDatabase extends Database {
}
public long getThreadIdIfExistsFor(Recipients recipients) {
Address[] addresses = recipients.getAddresses();
List<Address> addresses = Arrays.asList(recipients.getAddresses());
SQLiteDatabase db = databaseHelper.getReadableDatabase();
String where = ADDRESSES + " = ?";
String[] recipientsArg = new String[] {Util.join(addresses, " ")};
String[] recipientsArg = new String[]{Address.toSerializedList(addresses, ' ')};
Cursor cursor = null;
try {
@ -437,7 +438,7 @@ public class ThreadDatabase extends Database {
Address[] addresses = recipients.getAddresses();
SQLiteDatabase db = databaseHelper.getReadableDatabase();
String where = ADDRESSES + " = ?";
String[] recipientsArg = new String[]{Util.join(addresses, " ")};
String[] recipientsArg = new String[]{Address.toSerializedList(Arrays.asList(addresses), ' ')};
Cursor cursor = null;
try {
@ -462,8 +463,8 @@ public class ThreadDatabase extends Database {
cursor = db.query(TABLE_NAME, null, ID + " = ?", new String[] {threadId+""}, null, null, null);
if (cursor != null && cursor.moveToFirst()) {
Address[] addresses = getAddressesFromSerialized(cursor.getString(cursor.getColumnIndexOrThrow(ADDRESSES)));
return RecipientFactory.getRecipientsFor(context, addresses, false);
List<Address> addresses = Address.fromSerializedList(cursor.getString(cursor.getColumnIndexOrThrow(ADDRESSES)), ' ');
return RecipientFactory.getRecipientsFor(context, addresses.toArray(new Address[0]), false);
}
} finally {
if (cursor != null)
@ -527,17 +528,6 @@ public class ThreadDatabase extends Database {
return thumbnail != null ? thumbnail.getThumbnailUri() : null;
}
private @NonNull Address[] getAddressesFromSerialized(String serializedAddresses) {
String[] serializedAddressParts = serializedAddresses.split(" ");
Address[] addresses = new Address[serializedAddressParts.length];
for (int i=0;i<serializedAddressParts.length;i++) {
addresses[i] = Address.fromSerialized(serializedAddressParts[i]);
}
return addresses;
}
public static interface ProgressListener {
public void onProgress(int complete, int total);
}
@ -572,8 +562,8 @@ public class ThreadDatabase extends Database {
public ThreadRecord getCurrent() {
long threadId = cursor.getLong(cursor.getColumnIndexOrThrow(ThreadDatabase.ID));
Address[] addresses = getAddressesFromSerialized(cursor.getString(cursor.getColumnIndexOrThrow(ThreadDatabase.ADDRESSES)));
Recipients recipients = RecipientFactory.getRecipientsFor(context, addresses, true);
List<Address> addresses = Address.fromSerializedList(cursor.getString(cursor.getColumnIndexOrThrow(ThreadDatabase.ADDRESSES)), ' ');
Recipients recipients = RecipientFactory.getRecipientsFor(context, addresses.toArray(new Address[0]), true);
DisplayRecord.Body body = getPlaintextBody(cursor);
long date = cursor.getLong(cursor.getColumnIndexOrThrow(ThreadDatabase.DATE));

21
src/org/thoughtcrime/securesms/util/DelimiterUtil.java Normal file
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@ -0,0 +1,21 @@
package org.thoughtcrime.securesms.util;
import java.util.regex.Pattern;
public class DelimiterUtil {
public static String escape(String value, char delimiter) {
return value.replace("" + delimiter, "\\" + delimiter);
}
public static String unescape(String value, char delimiter) {
return value.replace("\\" + delimiter, "" + delimiter);
}
public static String[] split(String value, char delimiter) {
String regex = "(?<!\\\\)" + Pattern.quote(delimiter + "");
return value.split(regex);
}
}

14
src/org/thoughtcrime/securesms/util/Util.java
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@ -72,20 +72,6 @@ public class Util {
public static Handler handler = new Handler(Looper.getMainLooper());
public static String join(List<Address> list, String delimiter) {
return join(list.toArray(new Address[0]), delimiter);
}
public static String join(Address[] list, String delimiter) {
List<String> stringList = new LinkedList<>();
for (Address address : list) {
stringList.add(address.serialize());
}
return join(stringList, delimiter);
}
public static String join(String[] list, String delimiter) {
return join(Arrays.asList(list), delimiter);
}

56
test/unitTest/java/org/thoughtcrime/securesms/util/DelimiterUtilTest.java Normal file
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@ -0,0 +1,56 @@
package org.thoughtcrime.securesms.util;
import org.junit.Before;
import org.junit.Test;
import static junit.framework.Assert.assertEquals;
public class DelimiterUtilTest {
@Before
public void setup() {}
@Test
public void testEscape() {
assertEquals(DelimiterUtil.escape("MTV Music", ' '), "MTV\\ Music");
assertEquals(DelimiterUtil.escape("MTV Music", ' '), "MTV\\ \\ Music");
assertEquals(DelimiterUtil.escape("MTV,Music", ','), "MTV\\,Music");
assertEquals(DelimiterUtil.escape("MTV,,Music", ','), "MTV\\,\\,Music");
assertEquals(DelimiterUtil.escape("MTV Music", '+'), "MTV Music");
}
@Test
public void testSplit() {
String[] parts = DelimiterUtil.split("MTV\\ Music", ' ');
assertEquals(parts.length, 1);
assertEquals(parts[0], "MTV\\ Music");
parts = DelimiterUtil.split("MTV Music", ' ');
assertEquals(parts.length, 2);
assertEquals(parts[0], "MTV");
assertEquals(parts[1], "Music");
}
@Test
public void testEscapeSplit() {
String input = "MTV Music";
String intermediate = DelimiterUtil.escape(input, ' ');
String[] parts = DelimiterUtil.split(intermediate, ' ');
assertEquals(parts.length, 1);
assertEquals(parts[0], "MTV\\ Music");
assertEquals(DelimiterUtil.unescape(parts[0], ' '), "MTV Music");
input = "MTV\\ Music";
intermediate = DelimiterUtil.escape(input, ' ');
parts = DelimiterUtil.split(intermediate, ' ');
assertEquals(parts.length, 1);
assertEquals(parts[0], "MTV\\\\ Music");
assertEquals(DelimiterUtil.unescape(parts[0], ' '), "MTV\\ Music");
}
}