##############################################################################
#
# Copyright (c) 2009 SIA "KN dati". (http://kndati.lv) All Rights Reserved.
#                    General contacts <info@kndati.lv>
#
# 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.
#
##############################################################################

def domain2statement(domain):
    statement=''
    operator=False
    for d in domain:
        if not operator:
            if type(d)==str:
                if d=='|':
                    operator=' or'
                continue
            else:
                operator=False
        statement+=' o.'+str(d[0])+' '+(d[1]=='=' and '==' or d[1])+' '+(isinstance(d[2], str) and '\''+d[2]+'\'' or str(d[2]))
        if d!=domain[-1]:
             statement+=operator or ' and'
        operator=False
    return statement

