1 files changed, 107 insertions, 0 deletions
diff --git a/plugins/Import/src/dbrw/dbrw.cpp b/plugins/Import/src/dbrw/dbrw.cpp
new file mode 100644
index 0000000000..0e43f23d8b
--- /dev/null
+++ b/plugins/Import/src/dbrw/dbrw.cpp
@@ -0,0 +1,107 @@
+/*
+
+Import plugin for Miranda NG
+
+Copyright (c) 2012-18 Miranda NG team (https://miranda-ng.org)
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+
+#include "../stdafx.h"
+
+static int dbrw_makeDatabase(const wchar_t*)
+{
+	return 1;
+}
+
+static int dbrw_grokHeader(const wchar_t *profile)
+{
+	HANDLE hFile = CreateFile(profile, GENERIC_READ, 0, NULL, OPEN_ALWAYS, 0, NULL);
+	int rc = 1;
+	int err = EGROKPRF_CANTREAD;
+
+	if (hFile != INVALID_HANDLE_VALUE) {
+		BOOL r;
+		char buf[64];
+		DWORD dwRead;
+
+		ZeroMemory(buf, sizeof(buf));
+		r = ReadFile(hFile, buf, sizeof(buf), &dwRead, NULL);
+		CloseHandle(hFile);
+		if (r && memcmp(buf, DBRW_HEADER_STR, strlen(DBRW_HEADER_STR)) == 0) {
+			sqlite3 *sqlcheck = NULL;
+			char *szPath = mir_utf8encodeW(profile);
+
+			rc = sqlite3_open(szPath, &sqlcheck);
+			free(szPath);
+			if (rc == SQLITE_OK) {
+				sqlite3_stmt *stmt;
+				err = EGROKPRF_UNKHEADER;
+
+				sqlite3_prepare_v2(sqlcheck, "select * from sqlite_master where type = 'table' and name = 'dbrw_core';", -1, &stmt, NULL);
+				if (sqlite3_step(stmt) == SQLITE_ROW) {
+
+					sqlite3_finalize(stmt);
+					sqlite3_prepare_v2(sqlcheck, "select val from dbrw_core where setting = 'SchemaVersion';", -1, &stmt, NULL);
+					if (sqlite3_step(stmt) == SQLITE_ROW) {
+						int sVersion;
+
+						sVersion = sqlite3_column_int(stmt, 0);
+						if (sVersion == atoi(DBRW_SCHEMA_VERSION))
+							rc = 0;
+						else {
+							// TODO: Return as valid and upgrade in 
+							// dbrw_Load() if schema version is upgradable
+						}
+					}
+				}
+				sqlite3_finalize(stmt);
+				sqlite3_close(sqlcheck);
+			}
+		}
+		else err = r ? EGROKPRF_UNKHEADER : EGROKPRF_CANTREAD;
+	}
+	return rc;
+}
+
+static MIDatabase* dbrw_Load(const wchar_t *profile, BOOL)
+{
+	CDbxSQLite *db = new CDbxSQLite();
+	db->Open(profile);
+	return db;
+}
+
+static int dbrw_Unload(MIDatabase *db)
+{
+	delete (CDbxSQLite*)db;
+	return 0;
+}
+
+static DATABASELINK dblink =
+{
+	sizeof(DATABASELINK),
+	"dbrw",
+	L"dbx SQLite driver",
+	dbrw_makeDatabase,
+	dbrw_grokHeader,
+	dbrw_Load,
+	dbrw_Unload
+};
+
+void RegisterDbrw()
+{
+	RegisterDatabasePlugin(&dblink);
+}
+\ No newline at end of file