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#!/usr/bin/python
# -*- coding: utf8 -*-
##############################################################################
#
# Copyright (c) 2008-2009 Nexedi SA and Contributors. All Rights Reserved.
# 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.
#
##############################################################################
import threading
from AdvancedSearchTextDetector import AdvancedSearchTextDetector
from AdvancedSearchTextParser import AdvancedSearchTextParser
from lexer import ParserOrLexerError
try:
from Products.ZSQLCatalog.SQLCatalog import profiler_decorator
except ImportError:
def profiler_decorator(funct):
return funct
if __name__ == '__main__':
DEBUG = 1
else:
DEBUG = 0
parser_pool = threading.local()
@profiler_decorator
def getAdvancedSearchTextDetector():
try:
return parser_pool.advanced_search_text_detector
except AttributeError:
advanced_search_text_detector = AdvancedSearchTextDetector()
advanced_search_text_detector.init(debug=DEBUG)
parser_pool.advanced_search_text_detector = advanced_search_text_detector
return advanced_search_text_detector
@profiler_decorator
def getAdvancedSearchTextParser():
try:
return parser_pool.parser
except AttributeError:
parser = AdvancedSearchTextParser()
parser.init(debug=DEBUG)
parser_pool.parser = parser
return parser
@profiler_decorator
def _parse(input, column_id_set, *args, **kw):
if getAdvancedSearchTextDetector()(input, column_id_set):
result = getAdvancedSearchTextParser()(input, *args, **kw)
else:
result = None
return result
@profiler_decorator
def parse(*args, **kw):
try:
result = _parse(*args, **kw)
except (KeyboardInterrupt, SystemExit):
raise
except:
result = None
return result
if __name__ == '__main__':
class Query:
def __init__(self, column, value, comparison_operator='='):
self.column = column
self.comparison_operator = comparison_operator
if isinstance(value, (list, tuple)):
value = ''.join(value)
self.value = value
def asTuple(self):
return (self.column, self.value, self.comparison_operator)
def __repr__(self):
value = self.value
if len(value) == 1:
value = value[0]
return 'Query(%r, %r, %r)' % (self.column, value, self.comparison_operator)
def __eq__(self, other):
if isinstance(other, Query):
return self.asTuple() == other.asTuple()
else:
return False
def __ne__(self, other):
return not (self == other)
class ComplexQuery:
def __init__(self, query_list, operator):
self.operator = operator
self.query_list = query_list
def __repr__(self):
return 'ComplexQuery(%r, operator=%r)' % (self.query_list, self.operator)
def __eq__(self, other):
if isinstance(other, ComplexQuery):
if self.operator != other.operator:
return False
other_query_list = other.query_list[:]
for my_query in self.query_list:
for other_index in xrange(len(other_query_list)):
other_query = other_query_list[other_index]
if my_query == other_query:
other_query_list.pop(other_index)
break
else:
return False
return len(other_query_list) == 0
else:
return False
def __ne__(self, other):
return not (self == other)
check_list = [
('foo', None),
('foo bar', None),
('foo bar', None),
('foo%', None),
('%foo', None),
('%foo%', None),
('foo%bar', None),
('foo% bar', None),
('foo %bar', None),
('foo and bar', None),
('foo or bar', None),
('foo - bar', None),
('foo- bar', None),
('!-1', None),
('->1', None),
('+=1', None),
('jean-paul', None),
('JeanAndPaul', None),
('totoORtata', None),
('NORD', None),
('OR ARGENT', None),
('CUIVRE OR ARGENT', None), # XXX
('title :foo', None),
('-foo', None),
('foo -bar', None),
('+foo -bar', None),
('+1', None),
('-1', None),
('foo OR "-" OR bar OR -baz', ComplexQuery([Query(None, 'foo'), Query(None, '-'), Query(None, 'bar'), Query(None, '-baz')], operator='or')),
('foo "-" bar -baz', ComplexQuery([Query(None, 'foo'), Query(None, '-'), Query(None, 'bar'), Query(None, '-baz')], operator='or')),
('title:foo', Query('title', 'foo')),
('title: foo', Query('title', 'foo')),
('title:foo bar', ComplexQuery([Query('title', 'foo'), Query(None, 'bar')], operator='or')),
('title:"foo bar"', Query('title', 'foo bar')),
('"title:foo bar"', Query(None, 'title:foo bar')),
('"foo bar"', Query(None, 'foo bar')),
('"foo bar"', Query(None, 'foo bar')),
('foo AND bar', ComplexQuery([Query(None, 'foo'), Query(None, 'bar')], operator='and')),
('foo OR bar', ComplexQuery([Query(None, 'foo'), Query(None, 'bar')], operator='or')),
('"foo AND bar"', Query(None, 'foo AND bar')),
('"foo and bar"', Query(None, 'foo and bar')),
('"foo OR bar"', Query(None, 'foo OR bar')),
('"foo or bar"', Query(None, 'foo or bar')),
('"foo% bar"', Query(None, 'foo% bar')),
('"foo %bar"', Query(None, 'foo %bar')),
('>1', Query(None, '1', '>')),
('">1"', Query(None, '>1')),
('>a', Query(None, 'a', '>')),
('">a"', Query(None, '>a')),
('>1 0', ComplexQuery([Query(None, '1', '>'), Query(None, '0')], operator='or')),
('>=1', Query(None, '1', '>=')),
('>"=1"', Query(None, '=1', '>')),
('-"1"', ComplexQuery([Query(None, '-'), Query(None, '1')], operator='or')),
('"!-1"', Query(None, '!-1')),
# (r"a:'tu:\'tu\''", ['a', "tu:'tu'"]),
(r'''b:"tu:\'tu\'"''', Query('b', "tu:\\'tu\\'")),
(r'''c:"tu:'tu'"''', Query('c', "tu:'tu'")),
(r'd:"tu:\"tu\""', Query('d', 'tu:"tu"')),
('toto: tutu tutu', ComplexQuery([Query('toto', 'tutu'), Query(None, 'tutu')], operator='or')),
('(tutu) (toto:tata)', ComplexQuery([Query(None, 'tutu'), Query('toto', 'tata')], operator='or')),
('(tutu) (toto:"tata")', ComplexQuery([Query(None, 'tutu'), Query('toto', 'tata')], operator='or')),
# ('toto:', ['toto', '']),
('toto:""', Query('toto', '')),
# ("''", ''),
('""', Query(None, '')),
(r'"\""', Query(None, '"')),
(r'"\n"', Query(None, '\\n')),
#こんにちは
(u'ん', None),
(u'(toto:ん) OR (titi:ん)', ComplexQuery([Query('toto', u'ん'), Query('titi', u'ん')], operator='or')),
('ん', None),
('(toto:ん) OR (titi:ん)', ComplexQuery([Query('toto', 'ん'), Query('titi', 'ん')], operator='or')),
('(foo)', Query(None, 'foo')),
('toto:(foo)', Query('toto', 'foo')),
('(foo OR bar)', ComplexQuery([Query(None, 'foo'), Query(None, 'bar')], operator='or')),
('(a AND b) OR (c AND (d OR e))',
ComplexQuery([ComplexQuery([Query(None, 'a'), Query(None, 'b')], operator='and'), ComplexQuery([Query(None, 'c'), ComplexQuery([Query(None, 'd'), Query(None, 'e')], operator='or')], operator='and')], operator='or')),
('(foo:"") (bar:baz)', ComplexQuery([Query('foo', ''), Query('bar', 'baz')], operator='or')),
('(foo:"") (OR:bar)', ComplexQuery([Query('foo', ''), Query('OR', 'bar')], operator='or')),
# ('foo: OR', ['foo', 'or']),
# ('foo: OR ', ['foo', 'or']),
# ('(foo:)', ['foo', '']),
('(foo: bar)', Query('foo', 'bar')),
('(a:b) AND (c:d)', ComplexQuery([Query('a', 'b'), Query('c', 'd')], operator='and')),
('a:(b c)', ComplexQuery([Query('a', 'b'), Query('a', 'c')], operator='or')),
('a:(b OR c)', ComplexQuery([Query('a', 'b'), Query('a', 'c')], operator='or')),
('a:(b c d)', ComplexQuery([Query('a', 'b'), Query('a', 'c'), Query('a', 'd')], operator='or')),
('a:(b (c d))', ComplexQuery([Query('a', 'b'), Query('a', 'c'), Query('a', 'd')], operator='or')),
('a:(b OR (c d))', ComplexQuery([Query('a', 'b'), Query('a', 'c'), Query('a', 'd')], operator='or')),
('"JeanANDPaul"', Query(None, 'JeanANDPaul')),
('"Jean" AND "Paul"', ComplexQuery([Query(None, 'Jean'), Query(None, 'Paul')], operator='and')),
('"jean paul" OR "thierry"', ComplexQuery([Query(None, 'jean paul'), Query(None, 'thierry')], operator='or')),
('title:Paul Jean Lili', ComplexQuery([Query('title', 'Paul'), Query(None, 'Jean'), Query(None, 'Lili')], operator='or')),
('toto AND titi OR tutu AND tata OR toto',
ComplexQuery([ComplexQuery([Query(None, 'toto'), Query(None, 'titi')], operator='and'), ComplexQuery([Query(None, 'tutu'), Query(None, 'tata')], operator='and'), Query(None, 'toto')], operator='or')),
('toto AND (titi OR tutu) AND tata OR toto',
ComplexQuery([ComplexQuery([Query(None, 'toto'), ComplexQuery([Query(None, 'titi'), Query(None, 'tutu')], operator='or'), Query(None, 'tata')], operator='and'), Query(None, 'toto')], operator='or')),
('"OR ARGENT"', Query(None, 'OR ARGENT')),
('1 AND 2 OR 3', ComplexQuery([ComplexQuery([Query(None, '1'), Query(None, '2')], operator='and'), Query(None, '3')], operator='or')),
('1 OR 2 AND 3', ComplexQuery([Query(None, '1'), ComplexQuery([Query(None, '2'), Query(None, '3')], operator='and')], operator='or')),
('1 AND 2 3', ComplexQuery([ComplexQuery([Query(None, '1'), Query(None, '2')], operator='and'), Query(None, '3')], operator='or')),
('1 2 AND 3', ComplexQuery([Query(None, '1'), ComplexQuery([Query(None, '2'), Query(None, '3')], operator='and')], operator='or')),
('10 11 OR 12 13', ComplexQuery([Query(None, '10'), Query(None, '11'), Query(None, '12'), Query(None, '13')], operator='or')),
('((1 AND 2 OR 3) OR (4 AND 5 6) OR (7 8 AND 9) OR (10 11 OR 12 13))',
ComplexQuery([ComplexQuery([Query(None, '1'), Query(None, '2')], operator='and'), Query(None, '3'), ComplexQuery([Query(None, '4'), Query(None, '5')], operator='and'), Query(None, '6'), Query(None, '7'), ComplexQuery([Query(None, '8'), Query(None, '9')], operator='and'), Query(None, '10'), Query(None, '11'), Query(None, '12'), Query(None, '13')], operator='or')),
('((titi:foo) AND (toto:bar)) OR ((titi:bar) AND (toto:foo))',
ComplexQuery([ComplexQuery([Query('titi', 'foo'), Query('toto', 'bar')], operator='and'), ComplexQuery([Query('titi', 'bar'), Query('toto', 'foo')], operator='and')], operator='or')),
('title:(Paul Jean OR Lili)', ComplexQuery([Query('title', 'Paul'), Query('title', 'Jean'), Query('title', 'Lili')], operator='or')),
('title:Paul Jean OR Lili', ComplexQuery([Query('title', 'Paul'), Query(None, 'Jean'), Query(None, 'Lili')], operator='or')),
]
def walk(node, key=None):
"""
Recusrively walk given AST and build ComplexQuery & Query instances for each node.
"""
if node.isLeaf():
comparison_operator = node.getComparisonOperator()
if comparison_operator == '':
comparison_operator = '='
result = Query(key, node.getValue(), comparison_operator=comparison_operator)
elif node.isColumn():
result = walk(node.getSubNode(), node.getColumnName())
else:
query_list = [walk(x, key) for x in node.getNodeList()]
operator = node.getLogicalOperator()
if operator == 'not' or len(query_list) > 1:
result = ComplexQuery(query_list, operator=operator)
elif len(query_list) == 1:
result = query_list[0]
else:
result = None
return result
original_parse = _parse
fake_column_id_set = set(['a', 'b', 'c', 'd', 'title', 'toto', 'titi', 'foo', 'bar'])
def parse(input, *args, **kw):
"""
Parse input and walk generated AST.
"""
result = original_parse(input, fake_column_id_set, *args, **kw)
if result is not None:
#print repr(result)
result = walk(result)
return result
success_count = 0
for input, expected in check_list:
try:
result = parse(input)
except ParserOrLexerError, message:
print "ERROR when checking %r" % (input, )
print " crashed with: %s" % (message, )
print " instead of producing %r" % (expected, )
else:
if result != expected:
print "ERROR when checking %r:" % (input, )
print " produced %r" % (result, )
print " instead of %r" % (expected, )
else:
success_count += 1
print '%i/%i checks succeeded.' % (success_count, len(check_list))
while 1:
try:
input = raw_input('catalog> ')
except (EOFError, KeyboardInterrupt):
break
print repr(input)
try:
try:
detector_result = getAdvancedSearchTextDetector()(input, fake_column_id_set)
except ParserOrLexerError, message:
print ' Detector raise: %r' % (message, )
detector_result = False
else:
print ' Detector: %r' % (detector_result, )
if detector_result:
print ' LEX:'
lexer = getAdvancedSearchTextParser().lexer
lexer.input(input)
while 1:
tok = lexer.token()
if not tok: break # No more input
print ' %s' % (tok, )
print ' YACC:'
print ' %r' % (parse(input, debug=2), )
else:
print ' %r' % (input, )
except ParserOrLexerError, message:
print message
print