# ********************************************************************
#
-# File : $Source: /cvsroot/ijbswa/current/default.filter,v $
+# File : $Source: /cvsroot/ijbswa//current/default.filter,v $
#
+# $Id: default.filter,v 1.14 2002/10/13 21:58:20 hal9 Exp $
+#
# Purpose : Rules to process the content of web pages
#
-# Copyright : Written by and Copyright (C) 2001 the SourceForge
-# Privoxy 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: default.filter,v $
-# Revision 1.2 2002/03/24 13:02:18 swa
-# name change related issues.
-#
-# Revision 1.1 2002/03/24 11:37:39 jongfoster
-# Name change
-#
-# Revision 1.24 2002/03/16 20:39:54 oes
-# - Added descriptions to the filters so users will know what they select in the cgi editor
-# - Added content-cookies filter
-# - Bugfixed many jobs (Thanks to Al for some hints)
-#
-# Revision 1.22 2002/03/12 13:42:50 oes
-# Fixing & Optimizing REs
-#
-# 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.
-#
-#
+# Copyright : Written by and Copyright
+# Privoxy team. http://www.privoxy.org/
+#
+# We value your feedback. However, to provide you with the best support,
+# please note:
+#
+# * Use the support forum to get help:
+# http://sourceforge.net/tracker/?group_id=11118&atid=211118
+# * Submit bugs only thru our bug forum:
+# http://sourceforge.net/tracker/?group_id=11118&atid=111118
+# Make sure that the bug has not already been submitted. Please try
+# to verify that it is a Privoxy bug, and not a browser or site
+# bug first. If you are using your own custom configuration, please
+# try the stock configs to see if the problem is a configuration
+# related bug. And if not using the latest development snapshot,
+# please try the latest one. Or even better, CVS sources.
+# * Submit feature requests only thru our feature request forum:
+# http://sourceforge.net/tracker/?atid=361118&group_id=11118&func=browse
+#
+# For any other issues, feel free to use the mailing lists:
+# http://sourceforge.net/mail/?group_id=11118
+#
+# Anyone interested in actively participating in development and related
+# discussions can join the appropriate mailing list here:
+# http://sourceforge.net/mail/?group_id=11118. Archives are available
+# here too.
#
-
#################################################################################
#
# Syntax:
#
-#################################################################################
-#
# Filters start with a line "FILTER: name description". They are then referrable
# from the actionsfile with +filter{name}
#
#################################################################################
#
-# html-annoyances: Get rid of particularly annoying HTML abuse
+# js-annoyances: Get rid of particularly annoying JavaScript abuse
#
#################################################################################
-FILTER: html-annoyances Get rid of particularly annoying HTML abuse
+FILTER: js-annoyances Get rid of particularly annoying JavaScript abuse
-# New browser windows (if allowed -- see no-popups filter below) should be
-# resizeable and have a location and status bar
+# Note: Most of these jobs would be safer if restricted to a
+# <script> context as in:
+#
+# s/(<script.*)nasty-item(?=.*<\/script>)/$1replacement/sigU
#
-s/(<a\s+href[^>]+)resizable=['"]?(no|0|false)['"]?(.*>)/$1resizable=1$3/igU
-s/(<a\s+href[^>]+)location=['"]?(no|0)['"]?(.*>)/$1location=1$3/igU
-s/(<a\s+href[^>]+)status=['"]?(no|0)['"]?(.*>)/$1status=1$3/igU
-s/(<a\s+href[^>]+)scrolling=['"]?(no|0|auto)['"]?(.*>)/$1scrolling=no$3/igU
-s/(<a\s+href[^>]+)menubar=['"]?(no|0)['"]?(.*>)/$1menubar=1$3/igU
+# but that would make them match only the first occurance of
+# nasty-item in each <script>. We need nestable jobs!
-# The <BLINK> tag was a crime!
+# Get rid of Javascript referrer tracking.
+# Test page: http://www.javascript-page.com/referrer.html
#
-s*<blink>|</blink>**ig
+s|document\.referrer|"Not Your Business!"|gisU
+
+# The status bar is for displaying link targets, not pointless blahblah
+#
+s/([\n =;{}]|window\.)(default)?status\s*=/$1dUmMy=/ig
+
+# Kill OnUnload popups. Yummy.
+# Test: http://www.zdnet.com/zdsubs/yahoo/tree/yfs.html
+#
+s/(<body\s+[^>]*)onunload(.*>)/$1never$2/siU
+s|(<script.*)window\.onunload(?=.*</script>)|$1never|sigU
-# Is this evil?
+# If we allow window.open, we want normal window features:
+# Test: http://www.htmlgoodies.com/beyond/notitle.html
#
-#s/margin(height|width)=[0-9]*//gi
-#s/noresize/yesresize/igU
+s/(open\s*\([^\)]+resizable=)(["']?)(?:no|0)\2/$1$2yes$2/sigU
+s/(open\s*\([^\)]+location=)(["']?)(?:no|0)\2/$1$2yes$2/sigU
+s/(open\s*\([^\)]+status=)(["']?)(?:no|0)\2/$1$2yes$2/sigU
+s/(open\s*\([^\)]+scroll(?:ing|bars)=)(["']?)(?:no|0)\2/$1$2auto$2/sigU
+s/(open\s*\([^\)]+menubar=)(["']?)(?:no|0)\2/$1$2yes$2/sigU
+s/(open\s*\([^\)]+toolbar=)(["']?)(?:no|0)\2/$1$2yes$2/sigU
+s/(open\s*\([^\)]+directories=)(["']?)(?:no|0)\2/$1$2yes$2/sigU
+s/(open\s*\([^\)]+fullscreen=)(["']?)(?:yes|1)\2/$1$2no$2/sigU
+s/(open\s*\([^\)]+always(?:raised|lowered)=)(["']?)(?:yes|1)\2/$1$2no$2/sigU
+s/(open\s*\([^\)]+zlock=)(["']?)(?:yes|1)\2/$1$2no$2/sigU
+s/(open\s*\([^\)]+hotkeys=)(["']?)(?:yes|1)\2/$1$2no$2/sigU
+s/(open\s*\([^\)]+titlebar=)(["']?)(?:yes|1)\2/$1$2yes$2/sigU
#################################################################################
#
-# js-annoyances: Get rid of particularly annoying JavaScript abuse
+# html-annoyances: Get rid of particularly annoying HTML abuse
#
#################################################################################
-FILTER: js-annoyances Get rid of particularly annoying JavaScript abuse
-
-# Get rid of Javascript referrer tracking. Test page: http://www.randomoddness.com/untitled.htm
-#
-s|(<script.*)document\.referrer(.*</script>)|$1"Not Your Business!"$2|Usg
+FILTER: html-annoyances Get rid of particularly annoying HTML abuse
-# The status bar is for displaying link targets, not pointless blahblah
+# New browser windows (if allowed -- see no-popups filter below) should be
+# resizeable and have a location and status bar
#
-s/status='.*?';*//ig
+s/(<a\s+href[^>]+resizable=)(['"]?)(?:no|0)\2/$1$2yes$2/igU
+s/(<a\s+href[^>]+location=)(['"]?)(?:no|0)\2/$1$2yes$2/igU
+s/(<a\s+href[^>]+status=)(['"]?)(?:no|0)\2/$1$2yes1$2/igU
+s/(<a\s+href[^>]+scrolling=)(['"]?)(?:no|0)\2/$1$2auto$2/igU
+s/(<a\s+href[^>]+menubar=)(['"]?)(?:no|0)\2/$1$2yes$2/igU
-# Kill OnUnload popups. Yummy. Test: http://www.zdnet.com/zdsubs/yahoo/tree/yfs.html
+# The <BLINK> tag was a crime!
#
-s/(<body .*)onunload(.*>)/$1never$2/iU
+s*<blink>|</blink>**ig
#################################################################################
# JS cookies, like found on privacy.net:
#
-s|(document\.cookie)([ \t\r\n]*=)|documenZapCooky$2|g
+s|document\.cookie(?=[ \t\r\n]*=)|ZappedCookie|ig
# HTML cookies:
#
-s|<meta\s+http-equiv=['"]?set-cookie['"]?\s+content=[^>].*>|<!--no cookies here -->|iUT
+s|<meta\s+http-equiv=['"]?set-cookie.*>|<!-- ZappedCookie -->|igU
+
+
+#################################################################################
+#
+# webbugs: Squish WebBugs (1x1 invisible GIFs used for user tracking)
+#
+#################################################################################
+FILTER: webbugs Squish WebBugs (1x1 invisible GIFs used for user tracking)
+
+s/<img\s+[^>]*(?:width|height)\s*=\s*['"]?1(?=\D)[^>]*(?:width|height)\s*=\s*['"]?1(?=\D)[^>]*?>//siUg
##################################################################################
#
-# no-popups: Kill all popups in JS and HTML
+# popups: Kill all popups in JS and HTML
#
#################################################################################
-FILTER: no-popups Kill all popups in JS and HTML
+FILTER: popups Kill all popups in JS and HTML
+
+s/([\n =;{}]|window\.)open\s*\\?\(/$1concat(/ig # JavaScript
+s/ target\s*=\s*(['"]?)(_blank|_new)\1?/ notarget/ig # HTML
-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
+# frameset-borders: Give frames a border, make them resizable and scrollable
#
#################################################################################
FILTER: frameset-borders Give frames a border and make them resizable
-s/(<frameset [^>]+)framespacing=['"]?(no|0)['"]?(.*>)/$1$3/igU
-s/(<frameset [^>]+)frameborder=['"]?(no|0)['"]?(.*>)/$1$3/igU
-s/(<frame [^>]+)border=['"]?(no|0)['"]?(.*>)/$1$3/igU
-s/(<frame [^>]+)resizable=['"]?(no|0|false)['"]?(.*>)/$1$3/igU
+s/(<frameset\s+[^>]*)framespacing=(['"]?)(no|0)\2/$1/igU
+s/(<frameset\s+[^>]*)frameborder=(['"]?)(no|0)\2/$1/igU
+s/(<frameset\s+[^>]*)border=(['"]?)(no|0)\2/$1/igU
+s/(<frame\s+[^>]*)noresize/$1/igU
+s/(<frame\s+[^>]*)frameborder=(['"]?)(no|0)\2/$1/igU
+s/(<frame\s+[^>]*)scrolling=(['"]?)(no|0)\2/$1/igU
+
#################################################################################
#
-# webbugs: Squish WebBugs (1x1 invisible GIFs used for user tracking)
+# refresh-tags: Kill automatic refresh tags (for dial-on-demand setups)
#
#################################################################################
-FILTER: webbugs Squish WebBugs (1x1 invisible GIFs used for user tracking)
+FILTER: refresh-tags Kill automatic refresh tags (for dial-on-demand setups)
+
+# Note: Only deactivates refreshes with more than 9 seconds delay to
+# preserve monster-stupid but common redirections via meta tags.
+#
+s/<meta\s+http-equiv\s*=\s*(['"]?)refresh\1\s+content\s*=\s*(['"]?)\d{2,}\s*(;\s*url\s*=\s*([^>\2]*))?\2\s*>/<link rev="x-refresh" href="$4">/iU
+
+
+#################################################################################
+#
+# img-reorder: Reorder attributes in <img> tags to make the banners-by-* filters more effective
+#
+#################################################################################
+FILTER: img-reorder Reorder attributes in <img> tags to make the banners-by-* filters more effective
+
+# In the first step src is moved to the start, then width is moved to the second
+# place to guarantee an order of src, width, height.
+# This makes banners-by-size more effective and allows both banners-by-size
+# and banners-by-link to preserve the original image URL in the alt attribute.
+
+s|<img\s+?([^>]*) src\s*=\s*(['"])([^>\\\2]+)\2|<img src=$2$3$2 $1|siUg
+s|<img\s+?([^>]*) src\s*=\s*([^'">\\\s]+)|<img src=$2 $1|sig
+
+s|<img (src=(?:(['"])[^>\\\\2]+\2\|[^'">\\\s]+?))([^>]*)width\s*=\s*(["']?)(\d+?)|<img $1 width=$4$5$4$3|siUg
+
+
+#################################################################################
+#
+# banners-by-size: Kill banners by size
+#
+#################################################################################
+#
+# Standard banner sizes taken from http://www.iab.net/iab_banner_standards/bannersizes.html
+#
+# Note: Use http://config.privoxy.org/send-banner?type=trans for a transparent 1x1 image
+# Use http://config.privoxy.org/send-banner?type=pattern for a grey/white pattern image
+# Use http://config.privoxy.org/send-banner?type=auto to auto-select.
+#
+# Note2: Use img-reorder before this filter to ensure maximum matching success
+#
+#################################################################################
+FILTER: banners-by-size Kill banners by size
-s/<img\s+[^>]*?(width|height)\s*=\s*['"]?1\D[^>]*?(width|height)\s*=\s*['"]?1(\D[^>]*?)?>/<!-- Squished WebBug -->/sig
+# 88*31
+s@<img\s+(?:src\s*=\s*(['"]?)([^>\\\1\s]+)\1)?[^>]*?(width=(['"]?)88\4)[^>]*?(height=(['"]?)31\6)[^>]*>@<img src=$1http://config.privoxy.org/send-banner?type=auto$1 alt=$1Killed-$2-by-size$1 $3 $5>@sig
+# 120*60, 120*90, 120*240, 120*600
+s@<img\s+(?:src\s*=\s*(['"]?)([^>\\\1\s]+)\1)?[^>]*?(width=(['"]?)120\4)[^>]*?(height=(['"]?)(?:600?|90|240)\6)[^>]*>@<img src=$1http://config.privoxy.org/send-banner?type=auto$1 alt=$1Killed-$2-by-size$1 $3 $5>@sig
+# 125*125
+s@<img\s+(?:src\s*=\s*(['"]?)([^>\\\1\s]+)\1)?[^>]*?(width=(['"]?)125\4)[^>]*?(height=(['"]?)125\6)[^>]*>@<img src=$1http://config.privoxy.org/send-banner?type=auto$1 alt=$1Killed-$2-by-size$1 $3 $5>@sig
+# 160*600
+s@<img\s+(?:src\s*=\s*(['"]?)([^>\\\1\s]+)\1)?[^>]*?(width=(['"]?)160\4)[^>]*?(height=(['"]?)600\6)[^>]*>@<img src=$1http://config.privoxy.org/send-banner?type=auto$1 alt=$1Killed-$2-by-size$1 $3 $5>@sig
+# 180*150
+s@<img\s+(?:src\s*=\s*(['"]?)([^>\\\1\s]+)\1)?[^>]*?(width=(['"]?)180\4)[^>]*?(height=(['"]?)150\6)[^>]*>@<img src=$1http://config.privoxy.org/send-banner?type=auto$1 alt=$1Killed-$2-by-size$1 $3 $5>@sig
+# 234*60, 468*60 (Most Banners!)
+s@<img\s+(?:src\s*=\s*(['"]?)([^>\\\1\s]+)\1)?[^>]*?(width=(['"]?)(?:234|468)\4)[^>]*?(height=(['"]?)60\6)[^>]*>@<img src=$1http://config.privoxy.org/send-banner?type=auto$1 alt=$1Killed-$2-by-size$1 $3 $5>@sig
+# 240*400
+s@<img\s+(?:src\s*=\s*(['"]?)([^>\\\1\s]+)\1)?[^>]*?(width=(['"]?)240\4)[^>]*?(height=(['"]?)400\6)[^>]*>@<img src=$1http://config.privoxy.org/send-banner?type=auto$1 alt=$1Killed-$2-by-size$1 $3 $5>@sig
+# 250*250, 300*250
+s@<img\s+(?:src\s*=\s*(['"]?)([^>\\\1\s]+)\1)?[^>]*?(width=(['"]?)(?:250|300)\4)[^>]*?(height=(['"]?)250\6)[^>]*>@<img src=$1http://config.privoxy.org/send-banner?type=auto$1 alt=$1Killed-$2-by-size$1 $3 $5>@sig
+# 336*280
+s@<img\s+(?:src\s*=\s*(['"]?)([^>\\\1\s]+)\1)?[^>]*?(width=(['"]?)336\4)[^>]*?(height=(['"]?)280\6)[^>]*>@<img src=$1http://config.privoxy.org/send-banner?type=auto$1 alt=$1Killed-$2-by-size$1 $3 $5>@sig
+
+# Note: 200*50 was also proposed, but it probably causes too much collateral damage:
+#
+#s@<img\s+(?:src\s*=\s*(['"]?)([^>\\\1\s]+)\1)?[^>]*?(width=(['"]?)200\4)[^>]*?(height=(['"]?)50\6)[^>]*>@<img src=$1http://config.privoxy.org/send-banner?type=auto$1 alt=$1Killed-$2-by-size$1 $3 $5>@sig
#################################################################################
#
-# no-refresh: Kill automatic refresh tags (for dial-on-demand setups)
+# banners-by-link: Kill banners by their links to known clicktrackers
#
#################################################################################
-FILTER: no-refresh Kill automatic refresh tags (for dial-on-demand setups)
+FILTER: banners-by-link Kill banners by their links to known clicktrackers
-s/<meta\s+http-equiv=['"]?refresh['"]?\s+content=['"]?[0-9]*;\s+url=([^>]*)['"]?>/<link rev="x-refresh" href=$1>/iU
-s/<meta\s+http-equiv=['"]?page-enter['"]?\s+content=[^>].*>/<!--no page enter for me-->/iU
+# Common case with width and height attributes:
+#
+s@<a\s+href\s*=\s*(['"]?)([^>\1\s]*?(?:\
+ adclick # See www.dn.se \
+| atwola\.com/(?:link|redir) # see www.cnn.com \
+| /jump/ # redirs for doublecklick.net ads \
+| tracker | counter # common \
+| adlog\.pl # see sf.net \
+)[^>\1\s]*)\1[^>]*>\s*<img\s+(?:src\s*=\s*(['"]?)([^>\\\3\s]+)\3)?[^>]*((?:width|height)\s*=\s*(['"]?)\d+?\6)[^>]*((?:width|height)\s*=\s*(['"]?)\d+?\8)[^>]*>\
+@<img $5 $7 src=$1http://config.privoxy.org/send-banner?type=auto$1 alt=$1Killed $4 by link to $2$1>@sigx
+# Rare case w/o explicit dimensions:
+#
+s@<a\s+href\s*=\s*(['"]?)([^>\1\s]*?(?:adclick|atwola\.com/(?:link|redir)|doubleclick\.net/jump/|tracker|counter|adlog\.pl)[^>\1\s]*)\1[^>]*>\s*<img\s+(?:src\s*=\s*(['"]?)([^>\\\3\s]+)\3)?[^>]*>@<img src=$1http://config.privoxy.org/send-banner?type=auto$1 alt=$1Killed $4 by link to $2$1>@sig
#################################################################################
#
s/microsoft(?!.com)/MicroSuck/ig
-# Buzzword Bingo (example for extended syntax)
+# Buzzword Bingo (example for extended regex syntax)
#
s* industry[ -]leading \
| cutting[ -]edge \
+| customer[ -]focused \
+| market[ -]driven \
| award[ -]winning # Comments are OK, too! \
| high[ -]performance \
| solutions[ -]based \
| unmatched \
| unparalleled \
| unrivalled \
-*<font color=red><b>BINGO!</b></font> \
+*<font color="red"><b>BINGO!</b></font> \
*igx
#################################################################################
FILTER: nimda Remove Nimda (virus) code
-s%<script language="JavaScript">(window\.open|1;''\.concat)\("readme\.eml", null, "resizable=no,top=6000,left=6000"\)</script>%<br><hr><font size=7><b>Internet J</b></font><b><font size=6>UNK</font><font size=5 color="red"><i>BUSTER</i></font></b><font size=7> WARNING: This Server is infected with <a href="http://www.cert.org/advisories/CA-2001-26.html">Nimda</a>!</font>%g
+s%<script language="JavaScript">(window\.open|1;''\.concat)\("readme\.eml", null, "resizable=no,top=6000,left=6000"\)</script>%<br><font size="7"> WARNING: This Server is infected with <a href="http://www.cert.org/advisories/CA-2001-26.html">Nimda</a>!</font>%g
#################################################################################
#
-# banners-by-size: Kill banners by size
+# shockwave-flash: Kill embedded Shockwave Flash objects
#
+#################################################################################
+FILTER: shockwave-flash Kill embedded Shockwave Flash objects
+
+s|<embed [^>]*application/x-shockwave-flash.*</embed>|<!-- Squished Shockwave Flash Embed -->|sigU
+
+
#################################################################################
#
-# Standard banner sizes taken from http://www.iab.net/iab_banner_standards/bannersizes.html
-#
-# Note: Use http://config.privoxy.org/send-banner?type=trans for a transparent 1x1 image
-# Use http://config.privoxy.org/send-banner?type=pattern for a grey/white pattern image
-# Use http://config.privoxy.org/send-banner?type=auto to auto-select.
+# quicktime-kioskmode: Make Quicktime movies saveable
#
#################################################################################
-FILTER: banners-by-size Kill banners by size
+FILTER: quicktime-kioskmode Make Quicktime movies saveable
-s|<img\s+[^>]*?(width=['"]?468\D)[^>]*(height=['"]?60[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
-s|<img\s+[^>]*?(width=['"]?234\D)[^>]*(height=['"]?60[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
-s|<img\s+[^>]*?(width=['"]?88\D)[^>]*(height=['"]?31[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
-s|<img\s+[^>]*?(width=['"]?120\D)[^>]*(height=['"]?90[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
-s|<img\s+[^>]*?(width=['"]?120\D)[^>]*(height=['"]?600[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
-s|<img\s+[^>]*?(width=['"]?120\D)[^>]*(height=['"]?60[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
-s|<img\s+[^>]*?(width=['"]?160\D)[^>]*(height=['"]?600[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
-s|<img\s+[^>]*?(width=['"]?125\D)[^>]*(height=['"]?125[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
-s|<img\s+[^>]*?(width=['"]?120\D)[^>]*(height=['"]?240[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
-s|<img\s+[^>]*?(width=['"]?180\D)[^>]*(height=['"]?150[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
-s|<img\s+[^>]*?(width=['"]?300\D)[^>]*(height=['"]?250[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
-s|<img\s+[^>]*?(width=['"]?250\D)[^>]*(height=['"]?250[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
-s|<img\s+[^>]*?(width=['"]?240\D)[^>]*(height=['"]?400[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
-s|<img\s+[^>]*?(width=['"]?336\D)[^>]*(height=['"]?280[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
+s/(<embed\s+[^>]*)kioskmode\s*=\s*(["']?)true\2/$1/ig
-# One more. (Where is 200x50 from?)
+
+#################################################################################
#
-s|<img\s+[^>]*?(width=['"]?200\D)[^>]*(height=['"]?50[^>]*?)>|<img src=http://config.privoxy.org/send-banner?type=auto $1 $2>|sig
+# js-events: Kill all JS event bindings (Radically destructive! Only for extra nasty sites)
+#
+#################################################################################
+FILTER: js-events Kill all JS event bindings (Radically destructive! Only for extra nasty sites)
+
+s/(on|event\.)((mouse(over|out|down|up|move))|(un)?load|contextmenu|selectstart)/never/ig
+# Not events, but abused on the same type of sites:
+s/(alert|confirm)\s*\(/concat(/ig
#################################################################################
# Shows how to deny access to whole page based on a keyword.
#
#################################################################################
-#
+FILTER: crude-parental Crude parental filtering (demo only)
+
# (Note: Middlesex, Sussex and Essex are counties in the UK, not rude words)
# (Note #2: Is 'sex' a rude word?!)
-#
-#################################################################################
-FILTER: crude-parental Crude parental filtering (demo only)
s%^.*(?<!middle)(?<!sus)(?<!es)sex.*$%<html><head><title>Blocked</title></head><body><h3>Blocked due to possible adult content. Please see <a href="http://dmoz.org/Kids_and_Teens/">this site</a>.</h3></body></html>%is
s+^.*warez.*$+<html><head><title>No Warez</title></head><body><h3>You're not searching for illegal stuff, are you?</h3></body></html>+is
+
+
+#################################################################################
+#
+# demoronizer: Correct Microsoft's abuse of standardized character sets, which
+# leave the browser to (mis)-interpret unknown characters, with
+# sometimes bizarre results on non-MS platforms.
+#
+# credit: ripped from the demoroniser.pl script by:
+# John Walker -- January 1998, http://www.fourmilab.ch/webtools/demoroniser
+#
+#################################################################################
+FILTER: demoronizer fixing MS's non-standard use of std charsets.
+
+s/(&\#[0-2]\d\d)\s/$1; /g
+# per Robert Lynch: http://slate.msn.com//?id=2067547, just a guess.
+# Must come before x94 below.
+s/\xE2\x80\x94/ -- /g
+s/\x82/,/g
+#s-\x83-<em>f</em>-g
+s/\x84/,,/g
+s/\x85/.../g
+#s/\x88/^/g
+#s-\x89- °/°°-g
+s/\x8B/</g
+s/\x8C/Oe/g
+s/\x91/`/g
+s/\x92/'/g
+s/(\x93|\x94)/"/g
+# Bullet type character.
+s/\x95/·/g
+s/\x96/-/g
+s/\x97/--/g
+#s-\x98-<sup>~</sup>-g
+#s-\x99-<sup>TM</sup>-g
+# per Robert Lynch.
+s/\x9B/>/g # 155
+
+##############################################################################
+#
+# Revisions :
+# $Log: default.filter,v $
+# Revision 1.14 2002/10/13 21:58:20 hal9
+# Add demoronizer filter to sync with 3.0.1.
+#
+# Revision 1.13 2002/09/11 16:04:20 oes
+# Preserve original quoting style in <img> tags wherever possible. Fixes Bug #605956
+#
+# Revision 1.12 2002/09/05 14:55:38 oes
+# Synced with the stable branch:
+# Revision 1.11.2.6 2002/08/23 14:12:26 oes
+# Proofed frameset-borders against "fremaborder=0 border=0"
+#
+# Revision 1.11.2.5 2002/08/22 15:05:20 oes
+# Added Filter to make Quicktime movies saveable (thanks to aaron@linville.org for the idea)
+#
+# Revision 1.11.2.4 2002/08/10 11:32:29 oes
+# Attribute values in replacement tags of banners-by-size filter now undelimited. (Fixes bug #592493)
+#
+# Revision 1.11.2.3 2002/08/05 11:43:56 oes
+# Fixed a bug in the popups filter that was introduced with the last fix :-(
+#
+# Revision 1.11.2.2 2002/08/01 11:20:13 oes
+# Fixed bugs 587802, 577802 and an unreported one
+#
+# Revision 1.11.2.1 2002/07/26 15:18:26 oes
+# - All filters reviewed and many shorcomings fixed
+# - New filters: img-reorder, banners-by-link and js-events
+# - Jobs reorderd because they are now executed in order of
+# appearance
+#
+# Revision 1.11 2002/05/24 00:57:18 oes
+# Made WeBugs job ungreedy; Fixes bug 559190
+#
+# Revision 1.10 2002/04/18 10:14:19 oes
+# renamed some filters
+#
+# Revision 1.9 2002/04/11 07:36:35 oes
+# Generalized js-popup filter
+#
+# Revision 1.8 2002/04/10 17:07:21 oes
+# Fixed potentially desctructive jobs, added noflash filter
+#
+# Revision 1.7 2002/04/09 18:34:51 oes
+# Fixed HTML syntax in replacements
+#
+# Revision 1.6 2002/04/03 19:49:52 swa
+# name change
+#
+# Revision 1.5 2002/03/27 15:30:26 swa
+# have a consistent appearance
+#
+# Revision 1.4 2002/03/26 22:29:54 swa
+# we have a new homepage!
+#
+# Revision 1.3 2002/03/24 16:08:03 jongfoster
+# Fixing banners-by-size for new config URLs
+#
+# Revision 1.2 2002/03/24 13:02:18 swa
+# name change related issues.
+#
+# Revision 1.1 2002/03/24 11:37:39 jongfoster
+# Name change
+#
+# Revision 1.24 2002/03/16 20:39:54 oes
+# - Added descriptions to the filters so users will know what they select in the cgi editor
+# - Added content-cookies filter
+# - Bugfixed many jobs (Thanks to Al for some hints)
+#
+# Revision 1.22 2002/03/12 13:42:50 oes
+# Fixing & Optimizing REs
+#
+# 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.
+#
+#
+#