1package eu.siacs.conversations.persistance;
2
3import android.content.ContentValues;
4import android.content.Context;
5import android.database.Cursor;
6import android.database.DatabaseUtils;
7import android.database.sqlite.SQLiteCantOpenDatabaseException;
8import android.database.sqlite.SQLiteDatabase;
9import android.database.sqlite.SQLiteOpenHelper;
10import android.os.Environment;
11import android.util.Base64;
12import android.util.Log;
13import android.util.Pair;
14
15import org.json.JSONObject;
16import org.whispersystems.libaxolotl.AxolotlAddress;
17import org.whispersystems.libaxolotl.IdentityKey;
18import org.whispersystems.libaxolotl.IdentityKeyPair;
19import org.whispersystems.libaxolotl.InvalidKeyException;
20import org.whispersystems.libaxolotl.state.PreKeyRecord;
21import org.whispersystems.libaxolotl.state.SessionRecord;
22import org.whispersystems.libaxolotl.state.SignedPreKeyRecord;
23
24import java.io.ByteArrayInputStream;
25import java.io.File;
26import java.io.IOException;
27import java.security.cert.CertificateEncodingException;
28import java.security.cert.CertificateException;
29import java.security.cert.CertificateFactory;
30import java.security.cert.X509Certificate;
31import java.util.ArrayList;
32import java.util.HashMap;
33import java.util.HashSet;
34import java.util.Iterator;
35import java.util.List;
36import java.util.Map;
37import java.util.Set;
38import java.util.concurrent.CopyOnWriteArrayList;
39import org.json.JSONException;
40
41import eu.siacs.conversations.Config;
42import eu.siacs.conversations.crypto.axolotl.AxolotlService;
43import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
44import eu.siacs.conversations.crypto.axolotl.SQLiteAxolotlStore;
45import eu.siacs.conversations.entities.Account;
46import eu.siacs.conversations.entities.Contact;
47import eu.siacs.conversations.entities.Conversation;
48import eu.siacs.conversations.entities.Message;
49import eu.siacs.conversations.entities.PresenceTemplate;
50import eu.siacs.conversations.entities.Roster;
51import eu.siacs.conversations.entities.ServiceDiscoveryResult;
52import eu.siacs.conversations.utils.MimeUtils;
53import eu.siacs.conversations.xmpp.jid.InvalidJidException;
54import eu.siacs.conversations.xmpp.jid.Jid;
55
56public class DatabaseBackend extends SQLiteOpenHelper {
57
58 private static DatabaseBackend instance = null;
59
60 private static final String DATABASE_NAME = "history";
61 private static final int DATABASE_VERSION = 35;
62
63 private static String CREATE_CONTATCS_STATEMENT = "create table "
64 + Contact.TABLENAME + "(" + Contact.ACCOUNT + " TEXT, "
65 + Contact.SERVERNAME + " TEXT, " + Contact.SYSTEMNAME + " TEXT,"
66 + Contact.JID + " TEXT," + Contact.KEYS + " TEXT,"
67 + Contact.PHOTOURI + " TEXT," + Contact.OPTIONS + " NUMBER,"
68 + Contact.SYSTEMACCOUNT + " NUMBER, " + Contact.AVATAR + " TEXT, "
69 + Contact.LAST_PRESENCE + " TEXT, " + Contact.LAST_TIME + " NUMBER, "
70 + Contact.GROUPS + " TEXT, FOREIGN KEY(" + Contact.ACCOUNT + ") REFERENCES "
71 + Account.TABLENAME + "(" + Account.UUID
72 + ") ON DELETE CASCADE, UNIQUE(" + Contact.ACCOUNT + ", "
73 + Contact.JID + ") ON CONFLICT REPLACE);";
74
75 private static String CREATE_DISCOVERY_RESULTS_STATEMENT = "create table "
76 + ServiceDiscoveryResult.TABLENAME + "("
77 + ServiceDiscoveryResult.HASH + " TEXT, "
78 + ServiceDiscoveryResult.VER + " TEXT, "
79 + ServiceDiscoveryResult.RESULT + " TEXT, "
80 + "UNIQUE(" + ServiceDiscoveryResult.HASH + ", "
81 + ServiceDiscoveryResult.VER + ") ON CONFLICT REPLACE);";
82
83 private static String CREATE_PRESENCE_TEMPLATES_STATEMENT = "CREATE TABLE "
84 + PresenceTemplate.TABELNAME + "("
85 + PresenceTemplate.UUID + " TEXT, "
86 + PresenceTemplate.LAST_USED + " NUMBER,"
87 + PresenceTemplate.MESSAGE + " TEXT,"
88 + PresenceTemplate.STATUS + " TEXT,"
89 + "UNIQUE("+PresenceTemplate.MESSAGE + "," +PresenceTemplate.STATUS+") ON CONFLICT REPLACE);";
90
91 private static String CREATE_PREKEYS_STATEMENT = "CREATE TABLE "
92 + SQLiteAxolotlStore.PREKEY_TABLENAME + "("
93 + SQLiteAxolotlStore.ACCOUNT + " TEXT, "
94 + SQLiteAxolotlStore.ID + " INTEGER, "
95 + SQLiteAxolotlStore.KEY + " TEXT, FOREIGN KEY("
96 + SQLiteAxolotlStore.ACCOUNT
97 + ") REFERENCES " + Account.TABLENAME + "(" + Account.UUID + ") ON DELETE CASCADE, "
98 + "UNIQUE( " + SQLiteAxolotlStore.ACCOUNT + ", "
99 + SQLiteAxolotlStore.ID
100 + ") ON CONFLICT REPLACE"
101 + ");";
102
103 private static String CREATE_SIGNED_PREKEYS_STATEMENT = "CREATE TABLE "
104 + SQLiteAxolotlStore.SIGNED_PREKEY_TABLENAME + "("
105 + SQLiteAxolotlStore.ACCOUNT + " TEXT, "
106 + SQLiteAxolotlStore.ID + " INTEGER, "
107 + SQLiteAxolotlStore.KEY + " TEXT, FOREIGN KEY("
108 + SQLiteAxolotlStore.ACCOUNT
109 + ") REFERENCES " + Account.TABLENAME + "(" + Account.UUID + ") ON DELETE CASCADE, "
110 + "UNIQUE( " + SQLiteAxolotlStore.ACCOUNT + ", "
111 + SQLiteAxolotlStore.ID
112 + ") ON CONFLICT REPLACE" +
113 ");";
114
115 private static String CREATE_SESSIONS_STATEMENT = "CREATE TABLE "
116 + SQLiteAxolotlStore.SESSION_TABLENAME + "("
117 + SQLiteAxolotlStore.ACCOUNT + " TEXT, "
118 + SQLiteAxolotlStore.NAME + " TEXT, "
119 + SQLiteAxolotlStore.DEVICE_ID + " INTEGER, "
120 + SQLiteAxolotlStore.KEY + " TEXT, FOREIGN KEY("
121 + SQLiteAxolotlStore.ACCOUNT
122 + ") REFERENCES " + Account.TABLENAME + "(" + Account.UUID + ") ON DELETE CASCADE, "
123 + "UNIQUE( " + SQLiteAxolotlStore.ACCOUNT + ", "
124 + SQLiteAxolotlStore.NAME + ", "
125 + SQLiteAxolotlStore.DEVICE_ID
126 + ") ON CONFLICT REPLACE"
127 + ");";
128
129 private static String CREATE_IDENTITIES_STATEMENT = "CREATE TABLE "
130 + SQLiteAxolotlStore.IDENTITIES_TABLENAME + "("
131 + SQLiteAxolotlStore.ACCOUNT + " TEXT, "
132 + SQLiteAxolotlStore.NAME + " TEXT, "
133 + SQLiteAxolotlStore.OWN + " INTEGER, "
134 + SQLiteAxolotlStore.FINGERPRINT + " TEXT, "
135 + SQLiteAxolotlStore.CERTIFICATE + " BLOB, "
136 + SQLiteAxolotlStore.TRUST + " TEXT, "
137 + SQLiteAxolotlStore.ACTIVE + " NUMBER, "
138 + SQLiteAxolotlStore.LAST_ACTIVATION + " NUMBER,"
139 + SQLiteAxolotlStore.KEY + " TEXT, FOREIGN KEY("
140 + SQLiteAxolotlStore.ACCOUNT
141 + ") REFERENCES " + Account.TABLENAME + "(" + Account.UUID + ") ON DELETE CASCADE, "
142 + "UNIQUE( " + SQLiteAxolotlStore.ACCOUNT + ", "
143 + SQLiteAxolotlStore.NAME + ", "
144 + SQLiteAxolotlStore.FINGERPRINT
145 + ") ON CONFLICT IGNORE"
146 + ");";
147
148 private static String START_TIMES_TABLE = "start_times";
149
150 private static String CREATE_START_TIMES_TABLE = "create table "+START_TIMES_TABLE+" (timestamp NUMBER);";
151
152 private static String CREATE_MESSAGE_TIME_INDEX = "create INDEX message_time_index ON "+Message.TABLENAME+"("+Message.TIME_SENT+")";
153 private static String CREATE_MESSAGE_CONVERSATION_INDEX = "create INDEX message_conversation_index ON "+Message.TABLENAME+"("+Message.CONVERSATION+")";
154
155 private DatabaseBackend(Context context) {
156 super(context, DATABASE_NAME, null, DATABASE_VERSION);
157 }
158
159 @Override
160 public void onCreate(SQLiteDatabase db) {
161 db.execSQL("PRAGMA foreign_keys=ON;");
162 db.execSQL("create table " + Account.TABLENAME + "(" + Account.UUID+ " TEXT PRIMARY KEY,"
163 + Account.USERNAME + " TEXT,"
164 + Account.SERVER + " TEXT,"
165 + Account.PASSWORD + " TEXT,"
166 + Account.DISPLAY_NAME + " TEXT, "
167 + Account.STATUS + " TEXT,"
168 + Account.STATUS_MESSAGE + " TEXT,"
169 + Account.ROSTERVERSION + " TEXT,"
170 + Account.OPTIONS + " NUMBER, "
171 + Account.AVATAR + " TEXT, "
172 + Account.KEYS + " TEXT, "
173 + Account.HOSTNAME + " TEXT, "
174 + Account.PORT + " NUMBER DEFAULT 5222)");
175 db.execSQL("create table " + Conversation.TABLENAME + " ("
176 + Conversation.UUID + " TEXT PRIMARY KEY, " + Conversation.NAME
177 + " TEXT, " + Conversation.CONTACT + " TEXT, "
178 + Conversation.ACCOUNT + " TEXT, " + Conversation.CONTACTJID
179 + " TEXT, " + Conversation.CREATED + " NUMBER, "
180 + Conversation.STATUS + " NUMBER, " + Conversation.MODE
181 + " NUMBER, " + Conversation.ATTRIBUTES + " TEXT, FOREIGN KEY("
182 + Conversation.ACCOUNT + ") REFERENCES " + Account.TABLENAME
183 + "(" + Account.UUID + ") ON DELETE CASCADE);");
184 db.execSQL("create table " + Message.TABLENAME + "( " + Message.UUID
185 + " TEXT PRIMARY KEY, " + Message.CONVERSATION + " TEXT, "
186 + Message.TIME_SENT + " NUMBER, " + Message.COUNTERPART
187 + " TEXT, " + Message.TRUE_COUNTERPART + " TEXT,"
188 + Message.BODY + " TEXT, " + Message.ENCRYPTION + " NUMBER, "
189 + Message.STATUS + " NUMBER," + Message.TYPE + " NUMBER, "
190 + Message.RELATIVE_FILE_PATH + " TEXT, "
191 + Message.SERVER_MSG_ID + " TEXT, "
192 + Message.FINGERPRINT + " TEXT, "
193 + Message.CARBON + " INTEGER, "
194 + Message.EDITED + " TEXT, "
195 + Message.READ + " NUMBER DEFAULT 1, "
196 + Message.OOB + " INTEGER, "
197 + Message.ERROR_MESSAGE + " TEXT,"
198 + Message.REMOTE_MSG_ID + " TEXT, FOREIGN KEY("
199 + Message.CONVERSATION + ") REFERENCES "
200 + Conversation.TABLENAME + "(" + Conversation.UUID
201 + ") ON DELETE CASCADE);");
202 db.execSQL(CREATE_MESSAGE_TIME_INDEX);
203 db.execSQL(CREATE_MESSAGE_CONVERSATION_INDEX);
204 db.execSQL(CREATE_CONTATCS_STATEMENT);
205 db.execSQL(CREATE_DISCOVERY_RESULTS_STATEMENT);
206 db.execSQL(CREATE_SESSIONS_STATEMENT);
207 db.execSQL(CREATE_PREKEYS_STATEMENT);
208 db.execSQL(CREATE_SIGNED_PREKEYS_STATEMENT);
209 db.execSQL(CREATE_IDENTITIES_STATEMENT);
210 db.execSQL(CREATE_PRESENCE_TEMPLATES_STATEMENT);
211 db.execSQL(CREATE_START_TIMES_TABLE);
212 }
213
214 @Override
215 public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
216 if (oldVersion < 2 && newVersion >= 2) {
217 db.execSQL("update " + Account.TABLENAME + " set "
218 + Account.OPTIONS + " = " + Account.OPTIONS + " | 8");
219 }
220 if (oldVersion < 3 && newVersion >= 3) {
221 db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN "
222 + Message.TYPE + " NUMBER");
223 }
224 if (oldVersion < 5 && newVersion >= 5) {
225 db.execSQL("DROP TABLE " + Contact.TABLENAME);
226 db.execSQL(CREATE_CONTATCS_STATEMENT);
227 db.execSQL("UPDATE " + Account.TABLENAME + " SET "
228 + Account.ROSTERVERSION + " = NULL");
229 }
230 if (oldVersion < 6 && newVersion >= 6) {
231 db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN "
232 + Message.TRUE_COUNTERPART + " TEXT");
233 }
234 if (oldVersion < 7 && newVersion >= 7) {
235 db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN "
236 + Message.REMOTE_MSG_ID + " TEXT");
237 db.execSQL("ALTER TABLE " + Contact.TABLENAME + " ADD COLUMN "
238 + Contact.AVATAR + " TEXT");
239 db.execSQL("ALTER TABLE " + Account.TABLENAME + " ADD COLUMN "
240 + Account.AVATAR + " TEXT");
241 }
242 if (oldVersion < 8 && newVersion >= 8) {
243 db.execSQL("ALTER TABLE " + Conversation.TABLENAME + " ADD COLUMN "
244 + Conversation.ATTRIBUTES + " TEXT");
245 }
246 if (oldVersion < 9 && newVersion >= 9) {
247 db.execSQL("ALTER TABLE " + Contact.TABLENAME + " ADD COLUMN "
248 + Contact.LAST_TIME + " NUMBER");
249 db.execSQL("ALTER TABLE " + Contact.TABLENAME + " ADD COLUMN "
250 + Contact.LAST_PRESENCE + " TEXT");
251 }
252 if (oldVersion < 10 && newVersion >= 10) {
253 db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN "
254 + Message.RELATIVE_FILE_PATH + " TEXT");
255 }
256 if (oldVersion < 11 && newVersion >= 11) {
257 db.execSQL("ALTER TABLE " + Contact.TABLENAME + " ADD COLUMN "
258 + Contact.GROUPS + " TEXT");
259 db.execSQL("delete from " + Contact.TABLENAME);
260 db.execSQL("update " + Account.TABLENAME + " set " + Account.ROSTERVERSION + " = NULL");
261 }
262 if (oldVersion < 12 && newVersion >= 12) {
263 db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN "
264 + Message.SERVER_MSG_ID + " TEXT");
265 }
266 if (oldVersion < 13 && newVersion >= 13) {
267 db.execSQL("delete from " + Contact.TABLENAME);
268 db.execSQL("update " + Account.TABLENAME + " set " + Account.ROSTERVERSION + " = NULL");
269 }
270 if (oldVersion < 14 && newVersion >= 14) {
271 canonicalizeJids(db);
272 }
273 if (oldVersion < 15 && newVersion >= 15) {
274 recreateAxolotlDb(db);
275 db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN "
276 + Message.FINGERPRINT + " TEXT");
277 } else if (oldVersion < 22 && newVersion >= 22) {
278 db.execSQL("ALTER TABLE " + SQLiteAxolotlStore.IDENTITIES_TABLENAME + " ADD COLUMN " + SQLiteAxolotlStore.CERTIFICATE);
279 }
280 if (oldVersion < 16 && newVersion >= 16) {
281 db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN "
282 + Message.CARBON + " INTEGER");
283 }
284 if (oldVersion < 19 && newVersion >= 19) {
285 db.execSQL("ALTER TABLE " + Account.TABLENAME + " ADD COLUMN " + Account.DISPLAY_NAME + " TEXT");
286 }
287 if (oldVersion < 20 && newVersion >= 20) {
288 db.execSQL("ALTER TABLE " + Account.TABLENAME + " ADD COLUMN " + Account.HOSTNAME + " TEXT");
289 db.execSQL("ALTER TABLE " + Account.TABLENAME + " ADD COLUMN " + Account.PORT + " NUMBER DEFAULT 5222");
290 }
291 if (oldVersion < 26 && newVersion >= 26) {
292 db.execSQL("ALTER TABLE " + Account.TABLENAME + " ADD COLUMN " + Account.STATUS + " TEXT");
293 db.execSQL("ALTER TABLE " + Account.TABLENAME + " ADD COLUMN " + Account.STATUS_MESSAGE + " TEXT");
294 }
295 /* Any migrations that alter the Account table need to happen BEFORE this migration, as it
296 * depends on account de-serialization.
297 */
298 if (oldVersion < 17 && newVersion >= 17) {
299 List<Account> accounts = getAccounts(db);
300 for (Account account : accounts) {
301 String ownDeviceIdString = account.getKey(SQLiteAxolotlStore.JSONKEY_REGISTRATION_ID);
302 if (ownDeviceIdString == null) {
303 continue;
304 }
305 int ownDeviceId = Integer.valueOf(ownDeviceIdString);
306 AxolotlAddress ownAddress = new AxolotlAddress(account.getJid().toBareJid().toPreppedString(), ownDeviceId);
307 deleteSession(db, account, ownAddress);
308 IdentityKeyPair identityKeyPair = loadOwnIdentityKeyPair(db, account);
309 if (identityKeyPair != null) {
310 String[] selectionArgs = {
311 account.getUuid(),
312 identityKeyPair.getPublicKey().getFingerprint().replaceAll("\\s", "")
313 };
314 ContentValues values = new ContentValues();
315 values.put(SQLiteAxolotlStore.TRUSTED, 2);
316 db.update(SQLiteAxolotlStore.IDENTITIES_TABLENAME, values,
317 SQLiteAxolotlStore.ACCOUNT + " = ? AND "
318 + SQLiteAxolotlStore.FINGERPRINT + " = ? ",
319 selectionArgs);
320 } else {
321 Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": could not load own identity key pair");
322 }
323 }
324 }
325 if (oldVersion < 18 && newVersion >= 18) {
326 db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN " + Message.READ + " NUMBER DEFAULT 1");
327 }
328
329 if (oldVersion < 21 && newVersion >= 21) {
330 List<Account> accounts = getAccounts(db);
331 for (Account account : accounts) {
332 account.unsetPgpSignature();
333 db.update(Account.TABLENAME, account.getContentValues(), Account.UUID
334 + "=?", new String[]{account.getUuid()});
335 }
336 }
337
338 if (oldVersion < 23 && newVersion >= 23) {
339 db.execSQL(CREATE_DISCOVERY_RESULTS_STATEMENT);
340 }
341
342 if (oldVersion < 24 && newVersion >= 24) {
343 db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN " + Message.EDITED + " TEXT");
344 }
345
346 if (oldVersion < 25 && newVersion >= 25) {
347 db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN " + Message.OOB + " INTEGER");
348 }
349
350 if (oldVersion < 26 && newVersion >= 26) {
351 db.execSQL(CREATE_PRESENCE_TEMPLATES_STATEMENT);
352 }
353
354 if (oldVersion < 27 && newVersion >= 27) {
355 db.execSQL("DELETE FROM "+ServiceDiscoveryResult.TABLENAME);
356 }
357
358 if (oldVersion < 28 && newVersion >= 28) {
359 canonicalizeJids(db);
360 }
361
362 if (oldVersion < 29 && newVersion >= 29) {
363 db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN " + Message.ERROR_MESSAGE + " TEXT");
364 }
365 if (oldVersion < 30 && newVersion >= 30) {
366 db.execSQL(CREATE_START_TIMES_TABLE);
367 }
368 if (oldVersion < 31 && newVersion >= 31) {
369 db.execSQL("ALTER TABLE "+ SQLiteAxolotlStore.IDENTITIES_TABLENAME + " ADD COLUMN "+SQLiteAxolotlStore.TRUST + " TEXT");
370 db.execSQL("ALTER TABLE "+ SQLiteAxolotlStore.IDENTITIES_TABLENAME + " ADD COLUMN "+SQLiteAxolotlStore.ACTIVE + " NUMBER");
371 HashMap<Integer,ContentValues> migration = new HashMap<>();
372 migration.put(0,createFingerprintStatusContentValues(FingerprintStatus.Trust.TRUSTED,true));
373 migration.put(1,createFingerprintStatusContentValues(FingerprintStatus.Trust.TRUSTED, true));
374 migration.put(2,createFingerprintStatusContentValues(FingerprintStatus.Trust.UNTRUSTED, true));
375 migration.put(3,createFingerprintStatusContentValues(FingerprintStatus.Trust.COMPROMISED, false));
376 migration.put(4,createFingerprintStatusContentValues(FingerprintStatus.Trust.TRUSTED, false));
377 migration.put(5,createFingerprintStatusContentValues(FingerprintStatus.Trust.TRUSTED, false));
378 migration.put(6,createFingerprintStatusContentValues(FingerprintStatus.Trust.UNTRUSTED, false));
379 migration.put(7,createFingerprintStatusContentValues(FingerprintStatus.Trust.VERIFIED_X509, true));
380 migration.put(8,createFingerprintStatusContentValues(FingerprintStatus.Trust.VERIFIED_X509, false));
381 for(Map.Entry<Integer,ContentValues> entry : migration.entrySet()) {
382 String whereClause = SQLiteAxolotlStore.TRUSTED+"=?";
383 String[] where = {String.valueOf(entry.getKey())};
384 db.update(SQLiteAxolotlStore.IDENTITIES_TABLENAME,entry.getValue(),whereClause,where);
385 }
386
387 }
388 if (oldVersion < 32 && newVersion >= 32) {
389 db.execSQL("ALTER TABLE "+ SQLiteAxolotlStore.IDENTITIES_TABLENAME + " ADD COLUMN "+SQLiteAxolotlStore.LAST_ACTIVATION + " NUMBER");
390 ContentValues defaults = new ContentValues();
391 defaults.put(SQLiteAxolotlStore.LAST_ACTIVATION,System.currentTimeMillis());
392 db.update(SQLiteAxolotlStore.IDENTITIES_TABLENAME,defaults,null,null);
393 }
394 if (oldVersion < 33 && newVersion >= 33) {
395 String whereClause = SQLiteAxolotlStore.OWN+"=1";
396 db.update(SQLiteAxolotlStore.IDENTITIES_TABLENAME,createFingerprintStatusContentValues(FingerprintStatus.Trust.VERIFIED,true),whereClause,null);
397 }
398
399 if (oldVersion < 34 && newVersion >= 34) {
400 db.execSQL(CREATE_MESSAGE_TIME_INDEX);
401
402 final File oldPicturesDirectory = new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES)+"/Conversations/");
403 final File oldFilesDirectory = new File(Environment.getExternalStorageDirectory() + "/Conversations/");
404 final File newFilesDirectory = new File(Environment.getExternalStorageDirectory() + "/Conversations/Media/Conversations Files/");
405 final File newVideosDirectory = new File(Environment.getExternalStorageDirectory() + "/Conversations/Media/Conversations Videos/");
406 if (oldPicturesDirectory.exists() && oldPicturesDirectory.isDirectory()) {
407 final File newPicturesDirectory = new File(Environment.getExternalStorageDirectory() + "/Conversations/Media/Conversations Images/");
408 newPicturesDirectory.getParentFile().mkdirs();
409 if (oldPicturesDirectory.renameTo(newPicturesDirectory)) {
410 Log.d(Config.LOGTAG,"moved "+oldPicturesDirectory.getAbsolutePath()+" to "+newPicturesDirectory.getAbsolutePath());
411 }
412 }
413 if (oldFilesDirectory.exists() && oldFilesDirectory.isDirectory()) {
414 newFilesDirectory.mkdirs();
415 newVideosDirectory.mkdirs();
416 final File[] files = oldFilesDirectory.listFiles();
417 if (files == null) {
418 return;
419 }
420 for(File file : files) {
421 if (file.getName().equals(".nomedia")) {
422 if (file.delete()) {
423 Log.d(Config.LOGTAG,"deleted nomedia file in "+oldFilesDirectory.getAbsolutePath());
424 }
425 } else if (file.isFile()) {
426 final String name = file.getName();
427 boolean isVideo = false;
428 int start = name.lastIndexOf('.') + 1;
429 if (start < name.length()) {
430 String mime= MimeUtils.guessMimeTypeFromExtension(name.substring(start));
431 isVideo = mime != null && mime.startsWith("video/");
432 }
433 File dst = new File((isVideo ? newVideosDirectory : newFilesDirectory).getAbsolutePath()+"/"+file.getName());
434 if (file.renameTo(dst)) {
435 Log.d(Config.LOGTAG, "moved " + file + " to " + dst);
436 }
437 }
438 }
439 }
440 }
441 if (oldVersion < 35 && newVersion >= 35) {
442 db.execSQL(CREATE_MESSAGE_CONVERSATION_INDEX);
443 }
444 }
445
446 private static ContentValues createFingerprintStatusContentValues(FingerprintStatus.Trust trust, boolean active) {
447 ContentValues values = new ContentValues();
448 values.put(SQLiteAxolotlStore.TRUST,trust.toString());
449 values.put(SQLiteAxolotlStore.ACTIVE,active ? 1 : 0);
450 return values;
451 }
452
453 private void canonicalizeJids(SQLiteDatabase db) {
454 // migrate db to new, canonicalized JID domainpart representation
455
456 // Conversation table
457 Cursor cursor = db.rawQuery("select * from " + Conversation.TABLENAME, new String[0]);
458 while (cursor.moveToNext()) {
459 String newJid;
460 try {
461 newJid = Jid.fromString(
462 cursor.getString(cursor.getColumnIndex(Conversation.CONTACTJID))
463 ).toPreppedString();
464 } catch (InvalidJidException ignored) {
465 Log.e(Config.LOGTAG, "Failed to migrate Conversation CONTACTJID "
466 + cursor.getString(cursor.getColumnIndex(Conversation.CONTACTJID))
467 + ": " + ignored + ". Skipping...");
468 continue;
469 }
470
471 String updateArgs[] = {
472 newJid,
473 cursor.getString(cursor.getColumnIndex(Conversation.UUID)),
474 };
475 db.execSQL("update " + Conversation.TABLENAME
476 + " set " + Conversation.CONTACTJID + " = ? "
477 + " where " + Conversation.UUID + " = ?", updateArgs);
478 }
479 cursor.close();
480
481 // Contact table
482 cursor = db.rawQuery("select * from " + Contact.TABLENAME, new String[0]);
483 while (cursor.moveToNext()) {
484 String newJid;
485 try {
486 newJid = Jid.fromString(
487 cursor.getString(cursor.getColumnIndex(Contact.JID))
488 ).toPreppedString();
489 } catch (InvalidJidException ignored) {
490 Log.e(Config.LOGTAG, "Failed to migrate Contact JID "
491 + cursor.getString(cursor.getColumnIndex(Contact.JID))
492 + ": " + ignored + ". Skipping...");
493 continue;
494 }
495
496 String updateArgs[] = {
497 newJid,
498 cursor.getString(cursor.getColumnIndex(Contact.ACCOUNT)),
499 cursor.getString(cursor.getColumnIndex(Contact.JID)),
500 };
501 db.execSQL("update " + Contact.TABLENAME
502 + " set " + Contact.JID + " = ? "
503 + " where " + Contact.ACCOUNT + " = ? "
504 + " AND " + Contact.JID + " = ?", updateArgs);
505 }
506 cursor.close();
507
508 // Account table
509 cursor = db.rawQuery("select * from " + Account.TABLENAME, new String[0]);
510 while (cursor.moveToNext()) {
511 String newServer;
512 try {
513 newServer = Jid.fromParts(
514 cursor.getString(cursor.getColumnIndex(Account.USERNAME)),
515 cursor.getString(cursor.getColumnIndex(Account.SERVER)),
516 "mobile"
517 ).getDomainpart();
518 } catch (InvalidJidException ignored) {
519 Log.e(Config.LOGTAG, "Failed to migrate Account SERVER "
520 + cursor.getString(cursor.getColumnIndex(Account.SERVER))
521 + ": " + ignored + ". Skipping...");
522 continue;
523 }
524
525 String updateArgs[] = {
526 newServer,
527 cursor.getString(cursor.getColumnIndex(Account.UUID)),
528 };
529 db.execSQL("update " + Account.TABLENAME
530 + " set " + Account.SERVER + " = ? "
531 + " where " + Account.UUID + " = ?", updateArgs);
532 }
533 cursor.close();
534 }
535
536 public static synchronized DatabaseBackend getInstance(Context context) {
537 if (instance == null) {
538 instance = new DatabaseBackend(context);
539 }
540 return instance;
541 }
542
543 public void createConversation(Conversation conversation) {
544 SQLiteDatabase db = this.getWritableDatabase();
545 db.insert(Conversation.TABLENAME, null, conversation.getContentValues());
546 }
547
548 public void createMessage(Message message) {
549 SQLiteDatabase db = this.getWritableDatabase();
550 db.insert(Message.TABLENAME, null, message.getContentValues());
551 }
552
553 public void createAccount(Account account) {
554 SQLiteDatabase db = this.getWritableDatabase();
555 db.insert(Account.TABLENAME, null, account.getContentValues());
556 }
557
558 public void insertDiscoveryResult(ServiceDiscoveryResult result) {
559 SQLiteDatabase db = this.getWritableDatabase();
560 db.insert(ServiceDiscoveryResult.TABLENAME, null, result.getContentValues());
561 }
562
563 public ServiceDiscoveryResult findDiscoveryResult(final String hash, final String ver) {
564 SQLiteDatabase db = this.getReadableDatabase();
565 String[] selectionArgs = {hash, ver};
566 Cursor cursor = db.query(ServiceDiscoveryResult.TABLENAME, null,
567 ServiceDiscoveryResult.HASH + "=? AND " + ServiceDiscoveryResult.VER + "=?",
568 selectionArgs, null, null, null);
569 if (cursor.getCount() == 0) {
570 cursor.close();
571 return null;
572 }
573 cursor.moveToFirst();
574
575 ServiceDiscoveryResult result = null;
576 try {
577 result = new ServiceDiscoveryResult(cursor);
578 } catch (JSONException e) { /* result is still null */ }
579
580 cursor.close();
581 return result;
582 }
583
584 public void insertPresenceTemplate(PresenceTemplate template) {
585 SQLiteDatabase db = this.getWritableDatabase();
586 db.insert(PresenceTemplate.TABELNAME, null, template.getContentValues());
587 }
588
589 public List<PresenceTemplate> getPresenceTemplates() {
590 ArrayList<PresenceTemplate> templates = new ArrayList<>();
591 SQLiteDatabase db = this.getReadableDatabase();
592 Cursor cursor = db.query(PresenceTemplate.TABELNAME,null,null,null,null,null,PresenceTemplate.LAST_USED+" desc");
593 while (cursor.moveToNext()) {
594 templates.add(PresenceTemplate.fromCursor(cursor));
595 }
596 cursor.close();
597 return templates;
598 }
599
600 public void deletePresenceTemplate(PresenceTemplate template) {
601 Log.d(Config.LOGTAG,"deleting presence template with uuid "+template.getUuid());
602 SQLiteDatabase db = this.getWritableDatabase();
603 String where = PresenceTemplate.UUID+"=?";
604 String[] whereArgs = {template.getUuid()};
605 db.delete(PresenceTemplate.TABELNAME,where,whereArgs);
606 }
607
608 public CopyOnWriteArrayList<Conversation> getConversations(int status) {
609 CopyOnWriteArrayList<Conversation> list = new CopyOnWriteArrayList<>();
610 SQLiteDatabase db = this.getReadableDatabase();
611 String[] selectionArgs = {Integer.toString(status)};
612 Cursor cursor = db.rawQuery("select * from " + Conversation.TABLENAME
613 + " where " + Conversation.STATUS + " = ? order by "
614 + Conversation.CREATED + " desc", selectionArgs);
615 while (cursor.moveToNext()) {
616 list.add(Conversation.fromCursor(cursor));
617 }
618 cursor.close();
619 return list;
620 }
621
622 public ArrayList<Message> getMessages(Conversation conversations, int limit) {
623 return getMessages(conversations, limit, -1);
624 }
625
626 public ArrayList<Message> getMessages(Conversation conversation, int limit,
627 long timestamp) {
628 ArrayList<Message> list = new ArrayList<>();
629 SQLiteDatabase db = this.getReadableDatabase();
630 Cursor cursor;
631 if (timestamp == -1) {
632 String[] selectionArgs = {conversation.getUuid()};
633 cursor = db.query(Message.TABLENAME, null, Message.CONVERSATION
634 + "=?", selectionArgs, null, null, Message.TIME_SENT
635 + " DESC", String.valueOf(limit));
636 } else {
637 String[] selectionArgs = {conversation.getUuid(),
638 Long.toString(timestamp)};
639 cursor = db.query(Message.TABLENAME, null, Message.CONVERSATION
640 + "=? and " + Message.TIME_SENT + "<?", selectionArgs,
641 null, null, Message.TIME_SENT + " DESC",
642 String.valueOf(limit));
643 }
644 if (cursor.getCount() > 0) {
645 cursor.moveToLast();
646 do {
647 Message message = Message.fromCursor(cursor);
648 if (message != null) {
649 message.setConversation(conversation);
650 list.add(message);
651 }
652 } while (cursor.moveToPrevious());
653 }
654 cursor.close();
655 return list;
656 }
657
658 public Iterable<Message> getMessagesIterable(final Conversation conversation) {
659 return new Iterable<Message>() {
660 @Override
661 public Iterator<Message> iterator() {
662 class MessageIterator implements Iterator<Message> {
663 SQLiteDatabase db = getReadableDatabase();
664 String[] selectionArgs = {conversation.getUuid()};
665 Cursor cursor = db.query(Message.TABLENAME, null, Message.CONVERSATION
666 + "=?", selectionArgs, null, null, Message.TIME_SENT
667 + " ASC", null);
668
669 public MessageIterator() {
670 cursor.moveToFirst();
671 }
672
673 @Override
674 public boolean hasNext() {
675 return !cursor.isAfterLast();
676 }
677
678 @Override
679 public Message next() {
680 Message message = Message.fromCursor(cursor);
681 cursor.moveToNext();
682 return message;
683 }
684
685 @Override
686 public void remove() {
687 throw new UnsupportedOperationException();
688 }
689 }
690 return new MessageIterator();
691 }
692 };
693 }
694
695 public Conversation findConversation(final Account account, final Jid contactJid) {
696 SQLiteDatabase db = this.getReadableDatabase();
697 String[] selectionArgs = {account.getUuid(),
698 contactJid.toBareJid().toPreppedString() + "/%",
699 contactJid.toBareJid().toPreppedString()
700 };
701 Cursor cursor = db.query(Conversation.TABLENAME, null,
702 Conversation.ACCOUNT + "=? AND (" + Conversation.CONTACTJID
703 + " like ? OR " + Conversation.CONTACTJID + "=?)", selectionArgs, null, null, null);
704 if (cursor.getCount() == 0) {
705 cursor.close();
706 return null;
707 }
708 cursor.moveToFirst();
709 Conversation conversation = Conversation.fromCursor(cursor);
710 cursor.close();
711 return conversation;
712 }
713
714 public void updateConversation(final Conversation conversation) {
715 final SQLiteDatabase db = this.getWritableDatabase();
716 final String[] args = {conversation.getUuid()};
717 db.update(Conversation.TABLENAME, conversation.getContentValues(),
718 Conversation.UUID + "=?", args);
719 }
720
721 public List<Account> getAccounts() {
722 SQLiteDatabase db = this.getReadableDatabase();
723 return getAccounts(db);
724 }
725
726 private List<Account> getAccounts(SQLiteDatabase db) {
727 List<Account> list = new ArrayList<>();
728 Cursor cursor = db.query(Account.TABLENAME, null, null, null, null,
729 null, null);
730 while (cursor.moveToNext()) {
731 list.add(Account.fromCursor(cursor));
732 }
733 cursor.close();
734 return list;
735 }
736
737 public boolean updateAccount(Account account) {
738 SQLiteDatabase db = this.getWritableDatabase();
739 String[] args = {account.getUuid()};
740 final int rows = db.update(Account.TABLENAME, account.getContentValues(), Account.UUID + "=?", args);
741 return rows == 1;
742 }
743
744 public boolean deleteAccount(Account account) {
745 SQLiteDatabase db = this.getWritableDatabase();
746 String[] args = {account.getUuid()};
747 final int rows = db.delete(Account.TABLENAME, Account.UUID + "=?", args);
748 return rows == 1;
749 }
750
751 public boolean hasEnabledAccounts() {
752 SQLiteDatabase db = this.getReadableDatabase();
753 Cursor cursor = db.rawQuery("select count(" + Account.UUID + ") from "
754 + Account.TABLENAME + " where not options & (1 <<1)", null);
755 try {
756 cursor.moveToFirst();
757 int count = cursor.getInt(0);
758 return (count > 0);
759 } catch (SQLiteCantOpenDatabaseException e) {
760 return true; // better safe than sorry
761 } catch (RuntimeException e) {
762 return true; // better safe than sorry
763 } finally {
764 if (cursor != null) {
765 cursor.close();
766 }
767 }
768 }
769
770 @Override
771 public SQLiteDatabase getWritableDatabase() {
772 SQLiteDatabase db = super.getWritableDatabase();
773 db.execSQL("PRAGMA foreign_keys=ON;");
774 return db;
775 }
776
777 public void updateMessage(Message message) {
778 SQLiteDatabase db = this.getWritableDatabase();
779 String[] args = {message.getUuid()};
780 db.update(Message.TABLENAME, message.getContentValues(), Message.UUID
781 + "=?", args);
782 }
783
784 public void updateMessage(Message message, String uuid) {
785 SQLiteDatabase db = this.getWritableDatabase();
786 String[] args = {uuid};
787 db.update(Message.TABLENAME, message.getContentValues(), Message.UUID
788 + "=?", args);
789 }
790
791 public void readRoster(Roster roster) {
792 SQLiteDatabase db = this.getReadableDatabase();
793 Cursor cursor;
794 String args[] = {roster.getAccount().getUuid()};
795 cursor = db.query(Contact.TABLENAME, null, Contact.ACCOUNT + "=?", args, null, null, null);
796 while (cursor.moveToNext()) {
797 roster.initContact(Contact.fromCursor(cursor));
798 }
799 cursor.close();
800 }
801
802 public void writeRoster(final Roster roster) {
803 final Account account = roster.getAccount();
804 final SQLiteDatabase db = this.getWritableDatabase();
805 db.beginTransaction();
806 for (Contact contact : roster.getContacts()) {
807 if (contact.getOption(Contact.Options.IN_ROSTER)) {
808 db.insert(Contact.TABLENAME, null, contact.getContentValues());
809 } else {
810 String where = Contact.ACCOUNT + "=? AND " + Contact.JID + "=?";
811 String[] whereArgs = {account.getUuid(), contact.getJid().toPreppedString()};
812 db.delete(Contact.TABLENAME, where, whereArgs);
813 }
814 }
815 db.setTransactionSuccessful();
816 db.endTransaction();
817 account.setRosterVersion(roster.getVersion());
818 updateAccount(account);
819 }
820
821 public void deleteMessagesInConversation(Conversation conversation) {
822 SQLiteDatabase db = this.getWritableDatabase();
823 String[] args = {conversation.getUuid()};
824 db.delete(Message.TABLENAME, Message.CONVERSATION + "=?", args);
825 }
826
827 public boolean expireOldMessages(long timestamp) {
828 String where = Message.TIME_SENT+"<?";
829 String[] whereArgs = {String.valueOf(timestamp)};
830 SQLiteDatabase db = this.getReadableDatabase();
831 return db.delete(Message.TABLENAME,where,whereArgs) > 0;
832 }
833
834 public Pair<Long, String> getLastMessageReceived(Account account) {
835 Cursor cursor = null;
836 try {
837 SQLiteDatabase db = this.getReadableDatabase();
838 String sql = "select messages.timeSent,messages.serverMsgId from accounts join conversations on accounts.uuid=conversations.accountUuid join messages on conversations.uuid=messages.conversationUuid where accounts.uuid=? and (messages.status=0 or messages.carbon=1 or messages.serverMsgId not null) and conversations.mode=0 order by messages.timesent desc limit 1";
839 String[] args = {account.getUuid()};
840 cursor = db.rawQuery(sql, args);
841 if (cursor.getCount() == 0) {
842 return null;
843 } else {
844 cursor.moveToFirst();
845 return new Pair<>(cursor.getLong(0), cursor.getString(1));
846 }
847 } catch (Exception e) {
848 return null;
849 } finally {
850 if (cursor != null) {
851 cursor.close();
852 }
853 }
854 }
855
856 public long getLastTimeFingerprintUsed(Account account, String fingerprint) {
857 String SQL = "select messages.timeSent from accounts join conversations on accounts.uuid=conversations.accountUuid join messages on conversations.uuid=messages.conversationUuid where accounts.uuid=? and messages.axolotl_fingerprint=? order by messages.timesent desc limit 1";
858 String[] args = {account.getUuid(), fingerprint};
859 Cursor cursor = getReadableDatabase().rawQuery(SQL,args);
860 long time;
861 if (cursor.moveToFirst()) {
862 time = cursor.getLong(0);
863 } else {
864 time = 0;
865 }
866 cursor.close();
867 return time;
868 }
869
870 public Pair<Long,String> getLastClearDate(Account account) {
871 SQLiteDatabase db = this.getReadableDatabase();
872 String[] columns = {Conversation.ATTRIBUTES};
873 String selection = Conversation.ACCOUNT + "=?";
874 String[] args = {account.getUuid()};
875 Cursor cursor = db.query(Conversation.TABLENAME,columns,selection,args,null,null,null);
876 long maxClearDate = 0;
877 while (cursor.moveToNext()) {
878 try {
879 final JSONObject jsonObject = new JSONObject(cursor.getString(0));
880 maxClearDate = Math.max(maxClearDate, jsonObject.getLong(Conversation.ATTRIBUTE_LAST_CLEAR_HISTORY));
881 } catch (Exception e) {
882 //ignored
883 }
884 }
885 cursor.close();
886 return new Pair<>(maxClearDate,null);
887 }
888
889 private Cursor getCursorForSession(Account account, AxolotlAddress contact) {
890 final SQLiteDatabase db = this.getReadableDatabase();
891 String[] selectionArgs = {account.getUuid(),
892 contact.getName(),
893 Integer.toString(contact.getDeviceId())};
894 return db.query(SQLiteAxolotlStore.SESSION_TABLENAME,
895 null,
896 SQLiteAxolotlStore.ACCOUNT + " = ? AND "
897 + SQLiteAxolotlStore.NAME + " = ? AND "
898 + SQLiteAxolotlStore.DEVICE_ID + " = ? ",
899 selectionArgs,
900 null, null, null);
901 }
902
903 public SessionRecord loadSession(Account account, AxolotlAddress contact) {
904 SessionRecord session = null;
905 Cursor cursor = getCursorForSession(account, contact);
906 if (cursor.getCount() != 0) {
907 cursor.moveToFirst();
908 try {
909 session = new SessionRecord(Base64.decode(cursor.getString(cursor.getColumnIndex(SQLiteAxolotlStore.KEY)), Base64.DEFAULT));
910 } catch (IOException e) {
911 cursor.close();
912 throw new AssertionError(e);
913 }
914 }
915 cursor.close();
916 return session;
917 }
918
919 public List<Integer> getSubDeviceSessions(Account account, AxolotlAddress contact) {
920 final SQLiteDatabase db = this.getReadableDatabase();
921 return getSubDeviceSessions(db, account, contact);
922 }
923
924 private List<Integer> getSubDeviceSessions(SQLiteDatabase db, Account account, AxolotlAddress contact) {
925 List<Integer> devices = new ArrayList<>();
926 String[] columns = {SQLiteAxolotlStore.DEVICE_ID};
927 String[] selectionArgs = {account.getUuid(),
928 contact.getName()};
929 Cursor cursor = db.query(SQLiteAxolotlStore.SESSION_TABLENAME,
930 columns,
931 SQLiteAxolotlStore.ACCOUNT + " = ? AND "
932 + SQLiteAxolotlStore.NAME + " = ?",
933 selectionArgs,
934 null, null, null);
935
936 while (cursor.moveToNext()) {
937 devices.add(cursor.getInt(
938 cursor.getColumnIndex(SQLiteAxolotlStore.DEVICE_ID)));
939 }
940
941 cursor.close();
942 return devices;
943 }
944
945 public boolean containsSession(Account account, AxolotlAddress contact) {
946 Cursor cursor = getCursorForSession(account, contact);
947 int count = cursor.getCount();
948 cursor.close();
949 return count != 0;
950 }
951
952 public void storeSession(Account account, AxolotlAddress contact, SessionRecord session) {
953 SQLiteDatabase db = this.getWritableDatabase();
954 ContentValues values = new ContentValues();
955 values.put(SQLiteAxolotlStore.NAME, contact.getName());
956 values.put(SQLiteAxolotlStore.DEVICE_ID, contact.getDeviceId());
957 values.put(SQLiteAxolotlStore.KEY, Base64.encodeToString(session.serialize(), Base64.DEFAULT));
958 values.put(SQLiteAxolotlStore.ACCOUNT, account.getUuid());
959 db.insert(SQLiteAxolotlStore.SESSION_TABLENAME, null, values);
960 }
961
962 public void deleteSession(Account account, AxolotlAddress contact) {
963 SQLiteDatabase db = this.getWritableDatabase();
964 deleteSession(db, account, contact);
965 }
966
967 private void deleteSession(SQLiteDatabase db, Account account, AxolotlAddress contact) {
968 String[] args = {account.getUuid(),
969 contact.getName(),
970 Integer.toString(contact.getDeviceId())};
971 db.delete(SQLiteAxolotlStore.SESSION_TABLENAME,
972 SQLiteAxolotlStore.ACCOUNT + " = ? AND "
973 + SQLiteAxolotlStore.NAME + " = ? AND "
974 + SQLiteAxolotlStore.DEVICE_ID + " = ? ",
975 args);
976 }
977
978 public void deleteAllSessions(Account account, AxolotlAddress contact) {
979 SQLiteDatabase db = this.getWritableDatabase();
980 String[] args = {account.getUuid(), contact.getName()};
981 db.delete(SQLiteAxolotlStore.SESSION_TABLENAME,
982 SQLiteAxolotlStore.ACCOUNT + "=? AND "
983 + SQLiteAxolotlStore.NAME + " = ?",
984 args);
985 }
986
987 private Cursor getCursorForPreKey(Account account, int preKeyId) {
988 SQLiteDatabase db = this.getReadableDatabase();
989 String[] columns = {SQLiteAxolotlStore.KEY};
990 String[] selectionArgs = {account.getUuid(), Integer.toString(preKeyId)};
991 Cursor cursor = db.query(SQLiteAxolotlStore.PREKEY_TABLENAME,
992 columns,
993 SQLiteAxolotlStore.ACCOUNT + "=? AND "
994 + SQLiteAxolotlStore.ID + "=?",
995 selectionArgs,
996 null, null, null);
997
998 return cursor;
999 }
1000
1001 public PreKeyRecord loadPreKey(Account account, int preKeyId) {
1002 PreKeyRecord record = null;
1003 Cursor cursor = getCursorForPreKey(account, preKeyId);
1004 if (cursor.getCount() != 0) {
1005 cursor.moveToFirst();
1006 try {
1007 record = new PreKeyRecord(Base64.decode(cursor.getString(cursor.getColumnIndex(SQLiteAxolotlStore.KEY)), Base64.DEFAULT));
1008 } catch (IOException e) {
1009 throw new AssertionError(e);
1010 }
1011 }
1012 cursor.close();
1013 return record;
1014 }
1015
1016 public boolean containsPreKey(Account account, int preKeyId) {
1017 Cursor cursor = getCursorForPreKey(account, preKeyId);
1018 int count = cursor.getCount();
1019 cursor.close();
1020 return count != 0;
1021 }
1022
1023 public void storePreKey(Account account, PreKeyRecord record) {
1024 SQLiteDatabase db = this.getWritableDatabase();
1025 ContentValues values = new ContentValues();
1026 values.put(SQLiteAxolotlStore.ID, record.getId());
1027 values.put(SQLiteAxolotlStore.KEY, Base64.encodeToString(record.serialize(), Base64.DEFAULT));
1028 values.put(SQLiteAxolotlStore.ACCOUNT, account.getUuid());
1029 db.insert(SQLiteAxolotlStore.PREKEY_TABLENAME, null, values);
1030 }
1031
1032 public void deletePreKey(Account account, int preKeyId) {
1033 SQLiteDatabase db = this.getWritableDatabase();
1034 String[] args = {account.getUuid(), Integer.toString(preKeyId)};
1035 db.delete(SQLiteAxolotlStore.PREKEY_TABLENAME,
1036 SQLiteAxolotlStore.ACCOUNT + "=? AND "
1037 + SQLiteAxolotlStore.ID + "=?",
1038 args);
1039 }
1040
1041 private Cursor getCursorForSignedPreKey(Account account, int signedPreKeyId) {
1042 SQLiteDatabase db = this.getReadableDatabase();
1043 String[] columns = {SQLiteAxolotlStore.KEY};
1044 String[] selectionArgs = {account.getUuid(), Integer.toString(signedPreKeyId)};
1045 Cursor cursor = db.query(SQLiteAxolotlStore.SIGNED_PREKEY_TABLENAME,
1046 columns,
1047 SQLiteAxolotlStore.ACCOUNT + "=? AND " + SQLiteAxolotlStore.ID + "=?",
1048 selectionArgs,
1049 null, null, null);
1050
1051 return cursor;
1052 }
1053
1054 public SignedPreKeyRecord loadSignedPreKey(Account account, int signedPreKeyId) {
1055 SignedPreKeyRecord record = null;
1056 Cursor cursor = getCursorForSignedPreKey(account, signedPreKeyId);
1057 if (cursor.getCount() != 0) {
1058 cursor.moveToFirst();
1059 try {
1060 record = new SignedPreKeyRecord(Base64.decode(cursor.getString(cursor.getColumnIndex(SQLiteAxolotlStore.KEY)), Base64.DEFAULT));
1061 } catch (IOException e) {
1062 throw new AssertionError(e);
1063 }
1064 }
1065 cursor.close();
1066 return record;
1067 }
1068
1069 public List<SignedPreKeyRecord> loadSignedPreKeys(Account account) {
1070 List<SignedPreKeyRecord> prekeys = new ArrayList<>();
1071 SQLiteDatabase db = this.getReadableDatabase();
1072 String[] columns = {SQLiteAxolotlStore.KEY};
1073 String[] selectionArgs = {account.getUuid()};
1074 Cursor cursor = db.query(SQLiteAxolotlStore.SIGNED_PREKEY_TABLENAME,
1075 columns,
1076 SQLiteAxolotlStore.ACCOUNT + "=?",
1077 selectionArgs,
1078 null, null, null);
1079
1080 while (cursor.moveToNext()) {
1081 try {
1082 prekeys.add(new SignedPreKeyRecord(Base64.decode(cursor.getString(cursor.getColumnIndex(SQLiteAxolotlStore.KEY)), Base64.DEFAULT)));
1083 } catch (IOException ignored) {
1084 }
1085 }
1086 cursor.close();
1087 return prekeys;
1088 }
1089
1090 public boolean containsSignedPreKey(Account account, int signedPreKeyId) {
1091 Cursor cursor = getCursorForPreKey(account, signedPreKeyId);
1092 int count = cursor.getCount();
1093 cursor.close();
1094 return count != 0;
1095 }
1096
1097 public void storeSignedPreKey(Account account, SignedPreKeyRecord record) {
1098 SQLiteDatabase db = this.getWritableDatabase();
1099 ContentValues values = new ContentValues();
1100 values.put(SQLiteAxolotlStore.ID, record.getId());
1101 values.put(SQLiteAxolotlStore.KEY, Base64.encodeToString(record.serialize(), Base64.DEFAULT));
1102 values.put(SQLiteAxolotlStore.ACCOUNT, account.getUuid());
1103 db.insert(SQLiteAxolotlStore.SIGNED_PREKEY_TABLENAME, null, values);
1104 }
1105
1106 public void deleteSignedPreKey(Account account, int signedPreKeyId) {
1107 SQLiteDatabase db = this.getWritableDatabase();
1108 String[] args = {account.getUuid(), Integer.toString(signedPreKeyId)};
1109 db.delete(SQLiteAxolotlStore.SIGNED_PREKEY_TABLENAME,
1110 SQLiteAxolotlStore.ACCOUNT + "=? AND "
1111 + SQLiteAxolotlStore.ID + "=?",
1112 args);
1113 }
1114
1115 private Cursor getIdentityKeyCursor(Account account, String name, boolean own) {
1116 final SQLiteDatabase db = this.getReadableDatabase();
1117 return getIdentityKeyCursor(db, account, name, own);
1118 }
1119
1120 private Cursor getIdentityKeyCursor(SQLiteDatabase db, Account account, String name, boolean own) {
1121 return getIdentityKeyCursor(db, account, name, own, null);
1122 }
1123
1124 private Cursor getIdentityKeyCursor(Account account, String fingerprint) {
1125 final SQLiteDatabase db = this.getReadableDatabase();
1126 return getIdentityKeyCursor(db, account, fingerprint);
1127 }
1128
1129 private Cursor getIdentityKeyCursor(SQLiteDatabase db, Account account, String fingerprint) {
1130 return getIdentityKeyCursor(db, account, null, null, fingerprint);
1131 }
1132
1133 private Cursor getIdentityKeyCursor(SQLiteDatabase db, Account account, String name, Boolean own, String fingerprint) {
1134 String[] columns = {SQLiteAxolotlStore.TRUST,
1135 SQLiteAxolotlStore.ACTIVE,
1136 SQLiteAxolotlStore.LAST_ACTIVATION,
1137 SQLiteAxolotlStore.KEY};
1138 ArrayList<String> selectionArgs = new ArrayList<>(4);
1139 selectionArgs.add(account.getUuid());
1140 String selectionString = SQLiteAxolotlStore.ACCOUNT + " = ?";
1141 if (name != null) {
1142 selectionArgs.add(name);
1143 selectionString += " AND " + SQLiteAxolotlStore.NAME + " = ?";
1144 }
1145 if (fingerprint != null) {
1146 selectionArgs.add(fingerprint);
1147 selectionString += " AND " + SQLiteAxolotlStore.FINGERPRINT + " = ?";
1148 }
1149 if (own != null) {
1150 selectionArgs.add(own ? "1" : "0");
1151 selectionString += " AND " + SQLiteAxolotlStore.OWN + " = ?";
1152 }
1153 Cursor cursor = db.query(SQLiteAxolotlStore.IDENTITIES_TABLENAME,
1154 columns,
1155 selectionString,
1156 selectionArgs.toArray(new String[selectionArgs.size()]),
1157 null, null, null);
1158
1159 return cursor;
1160 }
1161
1162 public IdentityKeyPair loadOwnIdentityKeyPair(Account account) {
1163 SQLiteDatabase db = getReadableDatabase();
1164 return loadOwnIdentityKeyPair(db, account);
1165 }
1166
1167 private IdentityKeyPair loadOwnIdentityKeyPair(SQLiteDatabase db, Account account) {
1168 String name = account.getJid().toBareJid().toPreppedString();
1169 IdentityKeyPair identityKeyPair = null;
1170 Cursor cursor = getIdentityKeyCursor(db, account, name, true);
1171 if (cursor.getCount() != 0) {
1172 cursor.moveToFirst();
1173 try {
1174 identityKeyPair = new IdentityKeyPair(Base64.decode(cursor.getString(cursor.getColumnIndex(SQLiteAxolotlStore.KEY)), Base64.DEFAULT));
1175 } catch (InvalidKeyException e) {
1176 Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Encountered invalid IdentityKey in database for account" + account.getJid().toBareJid() + ", address: " + name);
1177 }
1178 }
1179 cursor.close();
1180
1181 return identityKeyPair;
1182 }
1183
1184 public Set<IdentityKey> loadIdentityKeys(Account account, String name) {
1185 return loadIdentityKeys(account, name, null);
1186 }
1187
1188 public Set<IdentityKey> loadIdentityKeys(Account account, String name, FingerprintStatus status) {
1189 Set<IdentityKey> identityKeys = new HashSet<>();
1190 Cursor cursor = getIdentityKeyCursor(account, name, false);
1191
1192 while (cursor.moveToNext()) {
1193 if (status != null && !FingerprintStatus.fromCursor(cursor).equals(status)) {
1194 continue;
1195 }
1196 try {
1197 String key = cursor.getString(cursor.getColumnIndex(SQLiteAxolotlStore.KEY));
1198 if (key != null) {
1199 identityKeys.add(new IdentityKey(Base64.decode(key, Base64.DEFAULT), 0));
1200 } else {
1201 Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Missing key (possibly preverified) in database for account" + account.getJid().toBareJid() + ", address: " + name);
1202 }
1203 } catch (InvalidKeyException e) {
1204 Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + "Encountered invalid IdentityKey in database for account" + account.getJid().toBareJid() + ", address: " + name);
1205 }
1206 }
1207 cursor.close();
1208
1209 return identityKeys;
1210 }
1211
1212 public long numTrustedKeys(Account account, String name) {
1213 SQLiteDatabase db = getReadableDatabase();
1214 String[] args = {
1215 account.getUuid(),
1216 name,
1217 FingerprintStatus.Trust.TRUSTED.toString(),
1218 FingerprintStatus.Trust.VERIFIED.toString(),
1219 FingerprintStatus.Trust.VERIFIED_X509.toString()
1220 };
1221 return DatabaseUtils.queryNumEntries(db, SQLiteAxolotlStore.IDENTITIES_TABLENAME,
1222 SQLiteAxolotlStore.ACCOUNT + " = ?"
1223 + " AND " + SQLiteAxolotlStore.NAME + " = ?"
1224 + " AND (" + SQLiteAxolotlStore.TRUST + " = ? OR " + SQLiteAxolotlStore.TRUST + " = ? OR " +SQLiteAxolotlStore.TRUST +" = ?)"
1225 + " AND " +SQLiteAxolotlStore.ACTIVE + " > 0",
1226 args
1227 );
1228 }
1229
1230 private void storeIdentityKey(Account account, String name, boolean own, String fingerprint, String base64Serialized, FingerprintStatus status) {
1231 SQLiteDatabase db = this.getWritableDatabase();
1232 ContentValues values = new ContentValues();
1233 values.put(SQLiteAxolotlStore.ACCOUNT, account.getUuid());
1234 values.put(SQLiteAxolotlStore.NAME, name);
1235 values.put(SQLiteAxolotlStore.OWN, own ? 1 : 0);
1236 values.put(SQLiteAxolotlStore.FINGERPRINT, fingerprint);
1237 values.put(SQLiteAxolotlStore.KEY, base64Serialized);
1238 values.putAll(status.toContentValues());
1239 String where = SQLiteAxolotlStore.ACCOUNT+"=? AND "+SQLiteAxolotlStore.NAME+"=? AND "+SQLiteAxolotlStore.FINGERPRINT+" =?";
1240 String[] whereArgs = {account.getUuid(),name,fingerprint};
1241 int rows = db.update(SQLiteAxolotlStore.IDENTITIES_TABLENAME,values,where,whereArgs);
1242 if (rows == 0) {
1243 db.insert(SQLiteAxolotlStore.IDENTITIES_TABLENAME, null, values);
1244 }
1245 }
1246
1247 public void storePreVerification(Account account, String name, String fingerprint, FingerprintStatus status) {
1248 SQLiteDatabase db = this.getWritableDatabase();
1249 ContentValues values = new ContentValues();
1250 values.put(SQLiteAxolotlStore.ACCOUNT, account.getUuid());
1251 values.put(SQLiteAxolotlStore.NAME, name);
1252 values.put(SQLiteAxolotlStore.OWN, 0);
1253 values.put(SQLiteAxolotlStore.FINGERPRINT, fingerprint);
1254 values.putAll(status.toContentValues());
1255 db.insert(SQLiteAxolotlStore.IDENTITIES_TABLENAME, null, values);
1256 }
1257
1258 public FingerprintStatus getFingerprintStatus(Account account, String fingerprint) {
1259 Cursor cursor = getIdentityKeyCursor(account, fingerprint);
1260 final FingerprintStatus status;
1261 if (cursor.getCount() > 0) {
1262 cursor.moveToFirst();
1263 status = FingerprintStatus.fromCursor(cursor);
1264 } else {
1265 status = null;
1266 }
1267 cursor.close();
1268 return status;
1269 }
1270
1271 public boolean setIdentityKeyTrust(Account account, String fingerprint, FingerprintStatus fingerprintStatus) {
1272 SQLiteDatabase db = this.getWritableDatabase();
1273 return setIdentityKeyTrust(db, account, fingerprint, fingerprintStatus);
1274 }
1275
1276 private boolean setIdentityKeyTrust(SQLiteDatabase db, Account account, String fingerprint, FingerprintStatus status) {
1277 String[] selectionArgs = {
1278 account.getUuid(),
1279 fingerprint
1280 };
1281 int rows = db.update(SQLiteAxolotlStore.IDENTITIES_TABLENAME, status.toContentValues(),
1282 SQLiteAxolotlStore.ACCOUNT + " = ? AND "
1283 + SQLiteAxolotlStore.FINGERPRINT + " = ? ",
1284 selectionArgs);
1285 return rows == 1;
1286 }
1287
1288 public boolean setIdentityKeyCertificate(Account account, String fingerprint, X509Certificate x509Certificate) {
1289 SQLiteDatabase db = this.getWritableDatabase();
1290 String[] selectionArgs = {
1291 account.getUuid(),
1292 fingerprint
1293 };
1294 try {
1295 ContentValues values = new ContentValues();
1296 values.put(SQLiteAxolotlStore.CERTIFICATE, x509Certificate.getEncoded());
1297 return db.update(SQLiteAxolotlStore.IDENTITIES_TABLENAME, values,
1298 SQLiteAxolotlStore.ACCOUNT + " = ? AND "
1299 + SQLiteAxolotlStore.FINGERPRINT + " = ? ",
1300 selectionArgs) == 1;
1301 } catch (CertificateEncodingException e) {
1302 Log.d(Config.LOGTAG, "could not encode certificate");
1303 return false;
1304 }
1305 }
1306
1307 public X509Certificate getIdentityKeyCertifcate(Account account, String fingerprint) {
1308 SQLiteDatabase db = this.getReadableDatabase();
1309 String[] selectionArgs = {
1310 account.getUuid(),
1311 fingerprint
1312 };
1313 String[] colums = {SQLiteAxolotlStore.CERTIFICATE};
1314 String selection = SQLiteAxolotlStore.ACCOUNT + " = ? AND " + SQLiteAxolotlStore.FINGERPRINT + " = ? ";
1315 Cursor cursor = db.query(SQLiteAxolotlStore.IDENTITIES_TABLENAME, colums, selection, selectionArgs, null, null, null);
1316 if (cursor.getCount() < 1) {
1317 return null;
1318 } else {
1319 cursor.moveToFirst();
1320 byte[] certificate = cursor.getBlob(cursor.getColumnIndex(SQLiteAxolotlStore.CERTIFICATE));
1321 cursor.close();
1322 if (certificate == null || certificate.length == 0) {
1323 return null;
1324 }
1325 try {
1326 CertificateFactory certificateFactory = CertificateFactory.getInstance("X.509");
1327 return (X509Certificate) certificateFactory.generateCertificate(new ByteArrayInputStream(certificate));
1328 } catch (CertificateException e) {
1329 Log.d(Config.LOGTAG,"certificate exception "+e.getMessage());
1330 return null;
1331 }
1332 }
1333 }
1334
1335 public void storeIdentityKey(Account account, String name, IdentityKey identityKey, FingerprintStatus status) {
1336 storeIdentityKey(account, name, false, identityKey.getFingerprint().replaceAll("\\s", ""), Base64.encodeToString(identityKey.serialize(), Base64.DEFAULT), status);
1337 }
1338
1339 public void storeOwnIdentityKeyPair(Account account, IdentityKeyPair identityKeyPair) {
1340 storeIdentityKey(account, account.getJid().toBareJid().toPreppedString(), true, identityKeyPair.getPublicKey().getFingerprint().replaceAll("\\s", ""), Base64.encodeToString(identityKeyPair.serialize(), Base64.DEFAULT), FingerprintStatus.createActiveVerified(false));
1341 }
1342
1343
1344 public void recreateAxolotlDb(SQLiteDatabase db) {
1345 Log.d(Config.LOGTAG, AxolotlService.LOGPREFIX + " : " + ">>> (RE)CREATING AXOLOTL DATABASE <<<");
1346 db.execSQL("DROP TABLE IF EXISTS " + SQLiteAxolotlStore.SESSION_TABLENAME);
1347 db.execSQL(CREATE_SESSIONS_STATEMENT);
1348 db.execSQL("DROP TABLE IF EXISTS " + SQLiteAxolotlStore.PREKEY_TABLENAME);
1349 db.execSQL(CREATE_PREKEYS_STATEMENT);
1350 db.execSQL("DROP TABLE IF EXISTS " + SQLiteAxolotlStore.SIGNED_PREKEY_TABLENAME);
1351 db.execSQL(CREATE_SIGNED_PREKEYS_STATEMENT);
1352 db.execSQL("DROP TABLE IF EXISTS " + SQLiteAxolotlStore.IDENTITIES_TABLENAME);
1353 db.execSQL(CREATE_IDENTITIES_STATEMENT);
1354 }
1355
1356 public void wipeAxolotlDb(Account account) {
1357 String accountName = account.getUuid();
1358 Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account) + ">>> WIPING AXOLOTL DATABASE FOR ACCOUNT " + accountName + " <<<");
1359 SQLiteDatabase db = this.getWritableDatabase();
1360 String[] deleteArgs = {
1361 accountName
1362 };
1363 db.delete(SQLiteAxolotlStore.SESSION_TABLENAME,
1364 SQLiteAxolotlStore.ACCOUNT + " = ?",
1365 deleteArgs);
1366 db.delete(SQLiteAxolotlStore.PREKEY_TABLENAME,
1367 SQLiteAxolotlStore.ACCOUNT + " = ?",
1368 deleteArgs);
1369 db.delete(SQLiteAxolotlStore.SIGNED_PREKEY_TABLENAME,
1370 SQLiteAxolotlStore.ACCOUNT + " = ?",
1371 deleteArgs);
1372 db.delete(SQLiteAxolotlStore.IDENTITIES_TABLENAME,
1373 SQLiteAxolotlStore.ACCOUNT + " = ?",
1374 deleteArgs);
1375 }
1376
1377 public boolean startTimeCountExceedsThreshold() {
1378 SQLiteDatabase db = this.getWritableDatabase();
1379 long cleanBeforeTimestamp = System.currentTimeMillis() - Config.FREQUENT_RESTARTS_DETECTION_WINDOW;
1380 db.execSQL("delete from "+START_TIMES_TABLE+" where timestamp < "+cleanBeforeTimestamp);
1381 ContentValues values = new ContentValues();
1382 values.put("timestamp",System.currentTimeMillis());
1383 db.insert(START_TIMES_TABLE,null,values);
1384 String[] columns = new String[]{"count(timestamp)"};
1385 Cursor cursor = db.query(START_TIMES_TABLE,columns,null,null,null,null,null);
1386 int count;
1387 if (cursor.moveToFirst()) {
1388 count = cursor.getInt(0);
1389 } else {
1390 count = 0;
1391 }
1392 cursor.close();
1393 Log.d(Config.LOGTAG,"start time counter reached "+count);
1394 return count >= Config.FREQUENT_RESTARTS_THRESHOLD;
1395 }
1396
1397 public void clearStartTimeCounter(boolean justOne) {
1398 SQLiteDatabase db = this.getWritableDatabase();
1399 if (justOne) {
1400 db.execSQL("delete from "+START_TIMES_TABLE+" where timestamp in (select timestamp from "+START_TIMES_TABLE+" order by timestamp desc limit 1)");
1401 Log.d(Config.LOGTAG,"do not count start up after being swiped away");
1402 } else {
1403 Log.d(Config.LOGTAG,"resetting start time counter");
1404 db.execSQL("delete from " + START_TIMES_TABLE);
1405 }
1406 }
1407}