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Add basic profile spoofing detection.

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This commit is contained in:
Alex Hart
2020-11-04 16:00:12 -04:00
committed by Alan Evans
parent 2f69a9c38e
commit 3dc1614fbc
30 changed files with 1726 additions and 10 deletions
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2
app/src/main/java/org/thoughtcrime/securesms/database/MessageDatabase.java
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@@ -23,6 +23,7 @@ import org.thoughtcrime.securesms.database.helpers.SQLCipherOpenHelper;
import org.thoughtcrime.securesms.database.model.MessageRecord;
import org.thoughtcrime.securesms.database.model.ReactionRecord;
import org.thoughtcrime.securesms.database.model.SmsMessageRecord;
import org.thoughtcrime.securesms.database.model.databaseprotos.ProfileChangeDetails;
import org.thoughtcrime.securesms.database.model.databaseprotos.ReactionList;
import org.thoughtcrime.securesms.insights.InsightsConstants;
import org.thoughtcrime.securesms.logging.Log;
@@ -83,6 +84,7 @@ public abstract class MessageDatabase extends Database implements MmsSmsColumns
public abstract boolean hasReceivedAnyCallsSince(long threadId, long timestamp);
public abstract @Nullable ViewOnceExpirationInfo getNearestExpiringViewOnceMessage();
public abstract boolean isSent(long messageId);
public abstract List<MessageRecord> getProfileChangeDetailsRecords(long threadId, long afterTimestamp);
public abstract void markExpireStarted(long messageId);
public abstract void markExpireStarted(long messageId, long startTime);

5
app/src/main/java/org/thoughtcrime/securesms/database/MmsDatabase.java
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@@ -1582,6 +1582,11 @@ public class MmsDatabase extends MessageDatabase {
return false;
}
@Override
public List<MessageRecord> getProfileChangeDetailsRecords(long threadId, long afterTimestamp) {
throw new UnsupportedOperationException();
}
@Override
void deleteThreads(@NonNull Set<Long> threadIds) {
SQLiteDatabase db = databaseHelper.getWritableDatabase();

21
app/src/main/java/org/thoughtcrime/securesms/database/RecipientDatabase.java
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@@ -1633,6 +1633,27 @@ public class RecipientDatabase extends Database {
return updated;
}
public @NonNull List<RecipientId> getSimilarRecipientIds(@NonNull Recipient recipient) {
SQLiteDatabase db = databaseHelper.getReadableDatabase();
String[] projection = SqlUtil.buildArgs(ID, "COALESCE(" + nullIfEmpty(SYSTEM_DISPLAY_NAME) + ", " + nullIfEmpty(PROFILE_JOINED_NAME) + ") AS checked_name");
String where = "checked_name = ?";
String[] arguments = SqlUtil.buildArgs(recipient.getProfileName().toString());
try (Cursor cursor = db.query(TABLE_NAME, projection, where, arguments, null, null, null)) {
if (cursor == null || cursor.getCount() == 0) {
return Collections.emptyList();
}
List<RecipientId> results = new ArrayList<>(cursor.getCount());
while (cursor.moveToNext()) {
results.add(RecipientId.from(CursorUtil.requireLong(cursor, ID)));
}
return results;
}
}
public void setProfileName(@NonNull RecipientId id, @NonNull ProfileName profileName) {
ContentValues contentValues = new ContentValues(1);
contentValues.put(PROFILE_GIVEN_NAME, profileName.getGivenName());

15
app/src/main/java/org/thoughtcrime/securesms/database/SmsDatabase.java
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@@ -688,6 +688,21 @@ public class SmsDatabase extends MessageDatabase {
return new Pair<>(messageId, threadId);
}
@Override
public List<MessageRecord> getProfileChangeDetailsRecords(long threadId, long afterTimestamp) {
String where = THREAD_ID + " = ? AND " + DATE_RECEIVED + " >= ? AND " + TYPE + " = ?";
String[] args = SqlUtil.buildArgs(threadId, afterTimestamp, Types.PROFILE_CHANGE_TYPE);
try (Reader reader = readerFor(queryMessages(where, args, true, -1))) {
List<MessageRecord> results = new ArrayList<>(reader.getCount());
while (reader.getNext() != null) {
results.add(reader.getCurrent());
}
return results;
}
}
@Override
public void insertProfileNameChangeMessages(@NonNull Recipient recipient, @NonNull String newProfileName, @NonNull String previousProfileName) {
ThreadDatabase threadDatabase = DatabaseFactory.getThreadDatabase(context);