############################################################################## # # Copyright (c) 2002-2006 Nexedi SARL and Contributors. All Rights Reserved. # Copyright (c) 2007-2009 Nexedi SA and Contributors. All Rights Reserved. # Jean-Paul Smets-Solanes <jp@nexedi.com> # Vincent Pelletier <vincent@nexedi.com> # # WARNING: This program as such is intended to be used by professional # programmers who take the whole responsability of assessing all potential # consequences resulting from its eventual inadequacies and bugs # End users who are looking for a ready-to-use solution with commercial # garantees and support are strongly adviced to contract a Free Software # Service Company # # This program is Free Software; you can redistribute it and/or # modify it under the terms of the GNU General Public License # as published by the Free Software Foundation; either version 2 # of the License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. # ############################################################################## from SearchKey import SearchKey from Products.ZSQLCatalog.Interface.ISearchKey import ISearchKey from Interface.Verify import verifyClass class DefaultKey(SearchKey): """ This SearchKey behaves like an ExactMatch SearchKey, except if value is a string and contains a '%' sign, in which case it behaves like a KeywordKey. """ default_comparison_operator = '=' get_operator_from_value = True def _guessComparisonOperator(self, value): if isinstance(value, basestring) and '%' in value: operator = 'like' else: operator = SearchKey._guessComparisonOperator(self, value) return operator def buildSearchTextExpression(self, operator, value, column=None): operator_text = operator.getOperator() if column is None: column = self.getColumn() if operator_text == 'like': assert isinstance(value, basestring) assert '%' in value result = '%s:%s' % (column, value) else: result = SearchKey.buildSearchTextExpression(self, operator, value, column=column) return result verifyClass(ISearchKey, DefaultKey)