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