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1 # copyright 2003-2010 LOGILAB S.A. (Paris, FRANCE), all rights reserved. |
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2 # contact http://www.logilab.fr/ -- mailto:contact@logilab.fr |
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3 # |
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4 # This file is part of CubicWeb. |
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5 # |
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6 # CubicWeb is free software: you can redistribute it and/or modify it under the |
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7 # terms of the GNU Lesser General Public License as published by the Free |
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8 # Software Foundation, either version 2.1 of the License, or (at your option) |
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9 # any later version. |
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10 # |
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11 # logilab-common is distributed in the hope that it will be useful, but WITHOUT |
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12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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13 # FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more |
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14 # details. |
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15 # |
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16 # You should have received a copy of the GNU Lesser General Public License along |
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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 |
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9 :copyright: 2003-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2. |
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10 :contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr |
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11 :license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses |
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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 |