Implement rollbackTransaction().

diff --git a/src/sql/sqlengine.cpp b/src/sql/sqlengine.cpp
index 9998467488b0c06c6dd375a93e7ecae5cb3adee6..5a5c09bfd4b91265ff73e06b102c34e694964b74 100644 (file)
--- a/src/sql/sqlengine.cpp
+++ b/src/sql/sqlengine.cpp
@@ -397,6 +397,14 @@ bool SqlEngine::commitTransaction() {
 }
 
 
+bool SqlEngine::rollbackTransaction() {
+    QSqlQuery query(db);
+    bool success = query.exec("ROLLBACK");
+    emitSqlQueryError(query);
+    return success;
+}
+
+
 bool SqlEngine::deleteConference(int id) {
     QSqlQuery query(db);
     bool success = query.exec("BEGIN IMMEDIATE TRANSACTION");
@@ -431,4 +439,3 @@ void SqlEngine::emitSqlQueryError(const QSqlQuery &query) {
     if (error.type() == QSqlError::NoError) return;
     emit dbError(error.text());
 }
-

diff --git a/src/sql/sqlengine.h b/src/sql/sqlengine.h
index 4097bdb25c18c944589901fcf83b96bf2c08efdc..5cfc6bf87f01731b4083b2f2b2685b400d84df2a 100644 (file)
--- a/src/sql/sqlengine.h
+++ b/src/sql/sqlengine.h
@@ -68,6 +68,7 @@ class SqlEngine : public QObject {
 
         bool beginTransaction();
         bool commitTransaction();
+        bool rollbackTransaction();
 
         /// search Events for .... returns true if success
         bool searchEvent(int conferenceId, const QHash<QString,QString> &columns, const QString &keyword);