[ADD] init hook to migrate from audittrail

auditlog/__init__.py

@@ -20,3 +20,17 @@
 ##############################################################################
 
 from . import models
+
+
+def pre_init_hook(cr):
+    cr.execute("SELECT 1 FROM pg_class WHERE relname = 'audittrail_rule'")
+    if cr.fetchall():
+        migrate_from_audittrail(cr)
+
+
+def migrate_from_audittrail(cr):
+    cr.execute('ALTER TABLE audittrail_rule RENAME TO auditlog_rule')
+    cr.execute('ALTER TABLE auditlog_rule RENAME COLUMN object_id TO model_id')
+    cr.execute('ALTER TABLE audittrail_log RENAME TO auditlog_log')
+    cr.execute('ALTER TABLE auditlog_log RENAME COLUMN object_id TO model_id')
+    cr.execute('ALTER TABLE audittrail_log_line RENAME TO auditlog_log_line')

auditlog/__openerp__.py

@@ -35,4 +35,5 @@
     'application': True,
     'installable': True,
     'active': False,
+    'pre_init_hook': 'pre_init_hook',
 }