[FIX] Use the migration machinery to launch the initialization of the newly created column on account_move_line only on the first installation of the module account_financial_report_webkit

account_financial_report_webkit/account_move_line.py

@@ -29,26 +29,6 @@ class AccountMoveLine(orm.Model):
     account move line"""
     _inherit = 'account.move.line'
 
-    def init(self, cr):
-        # We do not want to catch error as if sql is not run it will give
-        # invalid data
-        cr.execute("UPDATE account_move_line as acm "
-                   " SET last_rec_date ="
-                   "     (SELECT date from account_move_line"
-                   "          WHERE reconcile_id =  acm.reconcile_id"
-                   "              AND reconcile_id IS NOT NULL"
-                   "          ORDER BY date DESC LIMIT 1)"
-                   " WHERE last_rec_date is null;")
-
-        cr.execute("UPDATE account_move_line as acm "
-                   " SET last_rec_date ="
-                   "     (SELECT date from account_move_line"
-                   "          WHERE reconcile_partial_id"
-                   "                             = acm.reconcile_partial_id"
-                   "              AND reconcile_partial_id IS NOT NULL"
-                   "          ORDER BY date DESC LIMIT 1)"
-                   " WHERE last_rec_date is null;")
-
     def _get_move_line_from_line_rec(self, cr, uid, ids, context=None):
         moves = []
         for reconcile in self.pool['account.move.reconcile'].browse(

account_financial_report_webkit/migrations/7.0.1.0.2/post-migration.py

@@ -0,0 +1,41 @@
+# -*- encoding: utf-8 -*-
+##############################################################################
+#
+#    Author: Nicolas Bessi.
+#    Copyright Camptocamp SA 2011
+#
+#    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 3 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, see <http://www.gnu.org/licenses/>.
+#
+##############################################################################
+
+
+def migrate(cr, version):
+    if not version:
+        # only run at first install
+        cr.execute("UPDATE account_move_line as acm "
+                   " SET last_rec_date ="
+                   "     (SELECT date from account_move_line"
+                   "          WHERE reconcile_id =  acm.reconcile_id"
+                   "              AND reconcile_id IS NOT NULL"
+                   "          ORDER BY date DESC LIMIT 1)"
+                   " WHERE last_rec_date is null;")
+
+        cr.execute("UPDATE account_move_line as acm "
+                   " SET last_rec_date ="
+                   "     (SELECT date from account_move_line"
+                   "          WHERE reconcile_partial_id"
+                   "                             = acm.reconcile_partial_id"
+                   "              AND reconcile_partial_id IS NOT NULL"
+                   "          ORDER BY date DESC LIMIT 1)"
+                   " WHERE last_rec_date is null;")