4 :copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.

     4 :copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.

   192     @iclassmethod

   192     def __init__(self, req, rset=None, row=None, col=None, *args, **kwargs):

   193     def field_by_name(cls_or_self, name, role=None, eschema=None):

   193         # entity was either explicitly specified or we have a one line rset

   194         """return field with the given name and role. If field is not explicitly

   194         if 'entity' in kwargs:

   195         defined for the form but `eclass` is specified, guess_field will be

   195             self.edited_entity = kwargs.pop('entity')

   196         called.

   196         else:

   197         """

   197             self.edited_entity = rset.complete_entity(row or 0, col or 0)

   198         try:

   198             self.edited_entity.complete()

   199             return super(EntityFieldsForm, cls_or_self).field_by_name(name, role)

   200         except form.FieldNotFound:

   201             if eschema is None or role is None or not name in eschema.schema:

   202                 raise

   203             rschema = eschema.schema.rschema(name)

   204             # XXX use a sample target type. Document this.

   205             tschemas = rschema.targets(eschema, role)

   206             fieldcls = _AFF.etype_get(eschema, rschema, role, tschemas[0])

   207             kwargs = _AFF_KWARGS.etype_get(eschema, rschema, role, tschemas[0])

   208             if kwargs is None:

   209                 kwargs = {}

   210             if fieldcls:

   211                 if not isinstance(fieldcls, type):

   212                     return fieldcls # already and instance

   213                 return fieldcls(name=name, role=role, eidparam=True, **kwargs)

   214             field = guess_field(eschema, rschema, role, eidparam=True, **kwargs)

   215             if field is None:

   216                 raise

   217             return field

   218 

   219     def __init__(self, *args, **kwargs):

   220         self.edited_entity = kwargs.pop('entity', None)

   222         super(EntityFieldsForm, self).__init__(*args, **kwargs)

   200         super(EntityFieldsForm, self).__init__(req, rset, row, col, *args, **kwargs)

   223         if self.edited_entity is None:

   224             self.edited_entity = self.cw_rset.complete_entity(self.cw_row or 0, self.cw_col or 0)