check that fields are editable before editing the cell

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@3800 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Form/MatrixBox.py

@@ -401,6 +401,7 @@ class MatrixBoxValidator(Validator.Validator):
                 my_field_id = '%s_%s' % (field.id, attribute_id)
                 if form.has_field(my_field_id):
                   my_field = form.get_field(my_field_id)
+                  if my_field.get_value('editable'):
                     key = 'field_' + my_field.id + '_cell_%s_%s_%s' % (i,j, k)
                     attribute_value = my_field.get_value('default', cell = cell, cell_index = kw,
                                                         cell_position = (i,j, k))