Lock table to check overlap

issue5522 review26451002
2016-07-07 10:07:33 +02:00
parent 522f74210a
commit 0b963de8da
1 changed files with 4 additions and 1 deletions
@@ -196,10 +196,13 @@ class Forecast(Workflow, ModelSQL, ModelView):
            forecast.check_date_overlap()

    def check_date_overlap(self):
-        cursor = Transaction().connection.cursor()
        if self.state != 'done':
            return
+        transaction = Transaction()
+        connection = transaction.connection
+        transaction.database.lock(connection, self._table)
        forcast = self.__table__()
+        cursor = connection.cursor()
        cursor.execute(*forcast.select(forcast.id,
                where=(((forcast.from_date <= self.from_date)
                        & (forcast.to_date >= self.from_date))