# ******************************************************************** # # File : $Source: /cvsroot/ijbswa/current/re_filterfile,v $ # # Purpose : Rules to process the content of web pages # # Copyright : Written by and Copyright (C) 2001 the SourceForge # IJBSWA team. http://ijbswa.sourceforge.net # # 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. # # The GNU General Public License should be included with # this file. If not, you can view it at # http://www.gnu.org/copyleft/gpl.html # or write to the Free Software Foundation, Inc., 59 # Temple Place - Suite 330, Boston, MA 02111-1307, USA. # # Revisions : # $Log: re_filterfile,v $ # Revision 1.21 2002/03/12 11:59:20 oes # Beefed up Buzzword Bingo # # Revision 1.20 2002/03/12 01:42:50 oes # Introduced modular filters # # Revision 1.19 2002/03/10 19:49:24 oes # Added expression to kill referer tracking in JavaScripts # # Revision 1.18 2002/03/08 17:14:12 oes # PNG -> image in comments # # Revision 1.17 2002/03/07 03:50:54 oes # Adapted comments to new built-in images # # Revision 1.16 2002/02/21 00:12:19 jongfoster # Modifying the banner regexps to use long URLS and to autodetect # whether to show a logo or a transparent GIF, based on actionsfile # setting. # # Revision 1.15 2001/12/28 23:54:20 steudten # Fix for feature Req #495374: http-equiv problem # # Revision 1.14 2001/12/09 18:55:11 david__schmidt # Updated CODE_STATUS to beta, commented out microsuck line in re_filterfile # for 2.9.10 beta # # Revision 1.13 2001/10/13 13:11:20 joergs # Fixed WebBug filter. # # Revision 1.12 2001/10/07 15:46:42 oes # Followed Guy's proposal to change the document.cookie job # # Revision 1.11 2001/09/21 12:34:00 joergs # Added filter to replace "Nimda" code by a warning. # # Revision 1.10 2001/07/20 11:04:26 oes # Added Rodneys javascript cookie filter # # Revision 1.9 2001/07/13 14:03:48 oes # Elimiated yet another bug in the banner-by-size jobs. Shame on me! # # Revision 1.8 2001/06/29 13:34:00 oes # - Added explanation for U and T options # - Added hint on image replacement by CGI call # - Fixed bug in banner-by-size jobs # # Revision 1.7 2001/06/19 14:21:56 oes # Fixed microsuck line # # Revision 1.6 2001/06/09 14:01:57 swa # header. cosmetics. default: no messing ala microsuck. # # # ################################################################################# # # Syntax: # ################################################################################# # # Filters start with a line "FILTER: name". They are then referrable # from the actionsfile with +filter{name} # # Inside the filters, write one Perl-Style substitution per line. # # For Details see the pcrs manpage contained in this distribution. # (and the perlre, perlop and pcre manpages) # # Note that you are free to choose the delimter as you see fit. # # Note2: In addidion to the Perl options gimsx, the following nonstandard # options are supported: # # 'U' turns the default to ungreedy matching. Add ? to quantifiers to # switch back to greedy. # 'T' (trivial) prevents parsing for backreferences in the substitute. # Use if you want to include text like '$&' in your substitute without # quoting. # ################################################################################# ################################################################################# # # html-annoyances: Get rid of particularly annoying HTML abuse # ################################################################################# FILTER: html-annoyances # New browser windows (if allowed -- see no-popups filter below) should be # resizeable and have a location and status bar # s/(]+)resizable="?(no|0)"?(.*>)/$1resizable=1$3/igU s/(]+)location="?(no|0)"?(.*>)/$1location=1$3/igU s/(]+)status="?(no|0)"?(.*>)/$1status=1$3/igU s/(]+)scrolling="?(no|0|auto)"?(.*>)/$1scrolling=no$3/igU s/(]+)menubar="?(no|0)"?(.*>)/$1menubar=1$3/igU # The tag was a crime! # s*|**ig # Is this evil? # #s/margin(height|width)=[0-9]*//gi #s/noresize/yesresize/igU ################################################################################# # # js-annoyances: Get rid of particularly annoying JavaScript abuse # ################################################################################# FILTER: js-annoyances # JS cookies, like found on privacy.net: # s|(document\.cookie)([ \t\r\n]*=)|documenZapCooky$2|g # Get rid of Javascript referrer tracking. Test page: http://www.randomoddness.com/untitled.htm # s|()|$1"Not Your Business!"$2|Usg # The status bar is for displaying link targets, not pointless blahblah # s/status='.*?';*//ig # Kill OnUnload popups. Yummy. Test: http://www.zdnet.com/zdsubs/yahoo/tree/yfs.html # s/()/$1never$2/iU ################################################################################## # # no-popups: Kill all popups in JS and HTML # ################################################################################# FILTER: no-popups s/window\.open\(/1;''\.concat\(/ig # JavaScript s/target=['"]?_blank['"]?/target_crunched/ig # HTML s/target=['"]?_new['"]?/target_crunched/ig # HTML ################################################################################# # # frameset-borders: Give frames a border and make them resizable # ################################################################################# FILTER: frameset-borders s/(]+)framespacing=['"]?(no|0['"]?(.*>)/$1$3/igU s/(]+)border=['"]?(no|0)['"]?(.*>)/$1$3/igU s/(]+)frameborder=['"]?(no|0)['"]?(.*>)/$1$3/igU ################################################################################# # # webbugs: Squish WebBugs (1x1 invisible GIFs used for user tracking) # ################################################################################# FILTER: webbugs s/]*?(width|height)\s*=\s*['"]?1\D[^>]*?(width|height)\s*=\s*['"]?1(\D[^>]*?)?>//sig ################################################################################# # # no-refresh: Automatic refresh sucks on auto-dialup lines # ################################################################################# FILTER: no-refresh # FIXME: second line like first line for content value # s/]*http-equiv[^>]*refresh.*([0-9]+[0-9]|"[2-9]);URL=([^>]*?)"?>//i s/]*http-equiv="?page-enter"?[^>]*content=[^>]*>//i ################################################################################# # # fun: Text replacements for subversive browsing fun! # ################################################################################# FILTER: fun s/microsoft(?!.com)/MicroSuck/ig # Buzzword Bingo (example for extended syntax) # s* industry[ -]leading \ | cutting[ -]edge \ | award[ -]winning # Comments are OK, too! \ | high[ -]performance \ | solutions[ -]based \ | unmatched \ | unparalleled \ | unrivalled \ *BINGO! \ *igx ################################################################################# # # nimda: Remove Nimda (virus) code # ################################################################################# FILTER: nimda s%%

Internet JUNKBUSTER WARNING: This Server is infected with Nimda!%g ################################################################################# # # banners-by-size: Kill banners by size # ################################################################################# # # Standard banner sizes taken from http://www.iab.net/iab_banner_standards/bannersizes.html # # Note: Use http://ijbswa.sourceforge.net/config/send-banner?type=trans for a transparent 1x1 image # Use http://ijbswa.sourceforge.net/config/send-banner?type=logo for the logo image # Use http://ijbswa.sourceforge.net/config/send-banner?type=logo for a grey/white pattern image # Use http://ijbswa.sourceforge.net/config/send-banner?type=auto to auto-select. # ################################################################################# FILTER: banners-by-size s|]*?(width=['"]?468\D)[^>]*(height=['"]?60[^>]*?)>||sig s|]*?(width=['"]?234\D)[^>]*(height=['"]?60[^>]*?)>||sig s|]*?(width=['"]?88\D)[^>]*(height=['"]?31[^>]*?)>||sig s|]*?(width=['"]?120\D)[^>]*(height=['"]?90[^>]*?)>||sig s|]*?(width=['"]?120\D)[^>]*(height=['"]?600[^>]*?)>||sig s|]*?(width=['"]?120\D)[^>]*(height=['"]?60[^>]*?)>||sig s|]*?(width=['"]?160\D)[^>]*(height=['"]?600[^>]*?)>||sig s|]*?(width=['"]?125\D)[^>]*(height=['"]?125[^>]*?)>||sig s|]*?(width=['"]?120\D)[^>]*(height=['"]?240[^>]*?)>||sig s|]*?(width=['"]?180\D)[^>]*(height=['"]?150[^>]*?)>||sig s|]*?(width=['"]?300\D)[^>]*(height=['"]?250[^>]*?)>||sig s|]*?(width=['"]?250\D)[^>]*(height=['"]?250[^>]*?)>||sig s|]*?(width=['"]?240\D)[^>]*(height=['"]?400[^>]*?)>||sig s|]*?(width=['"]?336\D)[^>]*(height=['"]?280[^>]*?)>||sig # One more. (Where is 200x50 from?) # s|]*?(width=['"]?200\D)[^>]*(height=['"]?50[^>]*?)>||sig ################################################################################# # # crude-parental: Crude parental filtering? (Use along with a suitable blocklist). # Shows how to deny access to whole page based on a keyword. # ################################################################################# # # (Note: Middlesex, Sussex and Essex are counties in the UK, not rude words) # (Note #2: Is 'sex' a rude word?!) # ################################################################################# FILTER: crude-parental s%^.*(?Blocked

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%is s+^.*warez.*$+No Warez

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+is