[FIX] account: Bank statements from invoices

bzr revid: mra@mra-laptop-20100802122158-5hswbx69avy7as1t

addons/account/wizard/account_statement_from_invoice.py

@@ -34,21 +34,23 @@ class account_statement_from_invoice_lines(osv.osv_memory):
                 }
 
     def populate_statement(self, cr, uid, ids, context=None):
-
+        
+        statement_id = context.get('statement_id', False)
+        if not statement_id:
+            return {}
+        data =  self.read(cr, uid, ids, context=context)[0]
+        line_ids = data['line_ids']
+        if not line_ids:
+            return {}
+        
         line_obj = self.pool.get('account.move.line')
         statement_obj = self.pool.get('account.bank.statement')
         statement_line_obj = self.pool.get('account.bank.statement.line')
         currency_obj = self.pool.get('res.currency')
         statement_reconcile_obj = self.pool.get('account.bank.statement.reconcile')
-
-        data =  self.read(cr, uid, ids, context=context)[0]
-        line_ids = data['line_ids']
         line_date = time.strftime('%Y-%m-%d')
-
-        if not line_ids:
-            return {}
-        statement_id = 'statement_id' in context and context['statement_id']
         statement = statement_obj.browse(cr, uid, statement_id, context=context)
+        
         # for each selected move lines
         for line in line_obj.browse(cr, uid, line_ids, context=context):
             ctx = context.copy()