server/mssteps.py
branchstable
changeset 5421 8167de96c523
parent 4212 ab6573088b4a
child 5423 e15abfdcce38
child 5424 8ecbcbff9777
equal deleted inserted replaced
5420:09b50d7e5321 5421:8167de96c523
       
     1 # copyright 2003-2010 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
       
     2 # contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
       
     3 #
       
     4 # This file is part of CubicWeb.
       
     5 #
       
     6 # CubicWeb is free software: you can redistribute it and/or modify it under the
       
     7 # terms of the GNU Lesser General Public License as published by the Free
       
     8 # Software Foundation, either version 2.1 of the License, or (at your option)
       
     9 # any later version.
       
    10 #
       
    11 # logilab-common is distributed in the hope that it will be useful, but WITHOUT
       
    12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
       
    13 # FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
       
    14 # details.
       
    15 #
       
    16 # You should have received a copy of the GNU Lesser General Public License along
       
    17 # with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
     1 """Defines the diferent querier steps usable in plans.
    18 """Defines the diferent querier steps usable in plans.
     2 
    19 
     3 FIXME : this code needs refactoring. Some problems :
    20 FIXME : this code needs refactoring. Some problems :
     4 * get data from the parent plan, the latest step, temporary table...
    21 * get data from the parent plan, the latest step, temporary table...
     5 * each step has is own members (this is not necessarily bad, but a bit messy
    22 * each step has is own members (this is not necessarily bad, but a bit messy
     6   for now)
    23   for now)
     7 
    24 
     8 :organization: Logilab
       
     9 :copyright: 2003-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
       
    10 :contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
       
    11 :license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
       
    12 """
    25 """
    13 __docformat__ = "restructuredtext en"
    26 __docformat__ = "restructuredtext en"
    14 
    27 
    15 from rql.nodes import VariableRef, Variable, Function
    28 from rql.nodes import VariableRef, Variable, Function
    16 
    29