Implemented conversation search.

You can now search for messages within a specific conversation.
This commit is contained in:
Greyson Parrelli
2019-02-01 09:06:59 -08:00
parent 10631d7e71
commit 9f04c28bfd
27 changed files with 965 additions and 152 deletions

View File

@@ -60,8 +60,9 @@ public class SQLCipherOpenHelper extends SQLiteOpenHelper {
private static final int ATTACHMENT_CAPTIONS = 14;
private static final int ATTACHMENT_CAPTIONS_FIX = 15;
private static final int PREVIEWS = 16;
private static final int CONVERSATION_SEARCH = 17;
private static final int DATABASE_VERSION = 16;
private static final int DATABASE_VERSION = 17;
private static final String DATABASE_NAME = "signal.db";
private final Context context;
@@ -201,9 +202,29 @@ public class SQLCipherOpenHelper extends SQLiteOpenHelper {
}
if (oldVersion < FULL_TEXT_SEARCH) {
for (String sql : SearchDatabase.CREATE_TABLE) {
db.execSQL(sql);
}
db.execSQL("CREATE VIRTUAL TABLE sms_fts USING fts5(body, content=sms, content_rowid=_id)");
db.execSQL("CREATE TRIGGER sms_ai AFTER INSERT ON sms BEGIN\n" +
" INSERT INTO sms_fts(rowid, body) VALUES (new._id, new.body);\n" +
"END;");
db.execSQL("CREATE TRIGGER sms_ad AFTER DELETE ON sms BEGIN\n" +
" INSERT INTO sms_fts(sms_fts, rowid, body) VALUES('delete', old._id, old.body);\n" +
"END;\n");
db.execSQL("CREATE TRIGGER sms_au AFTER UPDATE ON sms BEGIN\n" +
" INSERT INTO sms_fts(sms_fts, rowid, body) VALUES('delete', old._id, old.body);\n" +
" INSERT INTO sms_fts(rowid, body) VALUES(new._id, new.body);\n" +
"END;");
db.execSQL("CREATE VIRTUAL TABLE mms_fts USING fts5(body, content=mms, content_rowid=_id)");
db.execSQL("CREATE TRIGGER mms_ai AFTER INSERT ON mms BEGIN\n" +
" INSERT INTO mms_fts(rowid, body) VALUES (new._id, new.body);\n" +
"END;");
db.execSQL("CREATE TRIGGER mms_ad AFTER DELETE ON mms BEGIN\n" +
" INSERT INTO mms_fts(mms_fts, rowid, body) VALUES('delete', old._id, old.body);\n" +
"END;\n");
db.execSQL("CREATE TRIGGER mms_au AFTER UPDATE ON mms BEGIN\n" +
" INSERT INTO mms_fts(mms_fts, rowid, body) VALUES('delete', old._id, old.body);\n" +
" INSERT INTO mms_fts(rowid, body) VALUES(new._id, new.body);\n" +
"END;");
Log.i(TAG, "Beginning to build search index.");
long start = SystemClock.elapsedRealtime();
@@ -313,6 +334,55 @@ public class SQLCipherOpenHelper extends SQLiteOpenHelper {
db.execSQL("ALTER TABLE mms ADD COLUMN previews TEXT");
}
if (oldVersion < CONVERSATION_SEARCH) {
db.execSQL("DROP TABLE sms_fts");
db.execSQL("DROP TABLE mms_fts");
db.execSQL("DROP TRIGGER sms_ai");
db.execSQL("DROP TRIGGER sms_au");
db.execSQL("DROP TRIGGER sms_ad");
db.execSQL("DROP TRIGGER mms_ai");
db.execSQL("DROP TRIGGER mms_au");
db.execSQL("DROP TRIGGER mms_ad");
db.execSQL("CREATE VIRTUAL TABLE sms_fts USING fts5(body, thread_id UNINDEXED, content=sms, content_rowid=_id)");
db.execSQL("CREATE TRIGGER sms_ai AFTER INSERT ON sms BEGIN\n" +
" INSERT INTO sms_fts(rowid, body, thread_id) VALUES (new._id, new.body, new.thread_id);\n" +
"END;");
db.execSQL("CREATE TRIGGER sms_ad AFTER DELETE ON sms BEGIN\n" +
" INSERT INTO sms_fts(sms_fts, rowid, body, thread_id) VALUES('delete', old._id, old.body, old.thread_id);\n" +
"END;\n");
db.execSQL("CREATE TRIGGER sms_au AFTER UPDATE ON sms BEGIN\n" +
" INSERT INTO sms_fts(sms_fts, rowid, body, thread_id) VALUES('delete', old._id, old.body, old.thread_id);\n" +
" INSERT INTO sms_fts(rowid, body, thread_id) VALUES(new._id, new.body, new.thread_id);\n" +
"END;");
db.execSQL("CREATE VIRTUAL TABLE mms_fts USING fts5(body, thread_id UNINDEXED, content=mms, content_rowid=_id)");
db.execSQL("CREATE TRIGGER mms_ai AFTER INSERT ON mms BEGIN\n" +
" INSERT INTO mms_fts(rowid, body, thread_id) VALUES (new._id, new.body, new.thread_id);\n" +
"END;");
db.execSQL("CREATE TRIGGER mms_ad AFTER DELETE ON mms BEGIN\n" +
" INSERT INTO mms_fts(mms_fts, rowid, body, thread_id) VALUES('delete', old._id, old.body, old.thread_id);\n" +
"END;\n");
db.execSQL("CREATE TRIGGER mms_au AFTER UPDATE ON mms BEGIN\n" +
" INSERT INTO mms_fts(mms_fts, rowid, body, thread_id) VALUES('delete', old._id, old.body, old.thread_id);\n" +
" INSERT INTO mms_fts(rowid, body, thread_id) VALUES(new._id, new.body, new.thread_id);\n" +
"END;");
Log.i(TAG, "Beginning to build search index.");
long start = SystemClock.elapsedRealtime();
db.execSQL("INSERT INTO sms_fts (rowid, body, thread_id) SELECT _id, body, thread_id FROM sms");
long smsFinished = SystemClock.elapsedRealtime();
Log.i(TAG, "Indexing SMS completed in " + (smsFinished - start) + " ms");
db.execSQL("INSERT INTO mms_fts (rowid, body, thread_id) SELECT _id, body, thread_id FROM mms");
long mmsFinished = SystemClock.elapsedRealtime();
Log.i(TAG, "Indexing MMS completed in " + (mmsFinished - smsFinished) + " ms");
Log.i(TAG, "Indexing finished. Total time: " + (mmsFinished - start) + " ms");
}
db.setTransactionSuccessful();
} finally {
db.endTransaction();