sqlmap/lib/request/comparison.py
2009-01-12 21:35:38 +00:00

82 lines
2.6 KiB
Python

#!/usr/bin/env python
"""
$Id$
This file is part of the sqlmap project, http://sqlmap.sourceforge.net.
Copyright (c) 2006-2009 Bernardo Damele A. G. <bernardo.damele@gmail.com>
and Daniele Bellucci <daniele.bellucci@gmail.com>
sqlmap 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 version 2 of the License.
sqlmap 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 sqlmap; if not, write to the Free Software Foundation, Inc., 51
Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
"""
import re
from lib.core.data import conf
from lib.core.settings import MATCH_RATIO
def comparison(page, headers=None, getSeqMatcher=False):
regExpResults = None
# String to be excluded before calculating page hash
if conf.eString and conf.eString in page:
index = page.index(conf.eString)
length = len(conf.eString)
pageWithoutString = page[:index]
pageWithoutString += page[index+length:]
page = pageWithoutString
# Regular expression matches to be excluded before calculating page hash
if conf.eRegexp:
regExpResults = re.findall(conf.eRegexp, page, re.I | re.M)
if regExpResults:
for regExpResult in regExpResults:
index = page.index(regExpResult)
length = len(regExpResult)
pageWithoutRegExp = page[:index]
pageWithoutRegExp += page[index+length:]
page = pageWithoutRegExp
# String to match in page when the query is valid
if conf.string:
if conf.string in page:
return True
else:
return False
# Regular expression to match in page when the query is valid
if conf.regexp:
if re.search(conf.regexp, page, re.I | re.M):
return True
else:
return False
# By default it returns sequence matcher between the first untouched
# HTTP response page content and this content
conf.seqMatcher.set_seq2(page)
if getSeqMatcher:
return round(conf.seqMatcher.ratio(), 3)
elif round(conf.seqMatcher.ratio(), 3) >= MATCH_RATIO:
return True
else:
return False