modperl bootstrap

[www.jankratochvil.net.git] / have_js.js.pl

diff --git a/have_js.js.pl b/have_js.js.pl
new file mode 100755 (executable)
index 0000000..3ae375d
--- /dev/null
+++ b/have_js.js.pl
@@ -0,0 +1,65 @@
+#! /usr/bin/perl
+# 
+# $Id$
+# JavaScript detection scriptlet Perl template.
+# Copyright (C) 2003 Jan Kratochvil <project-www.jankratochvil.net@jankratochvil.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; exactly version 2 of June 1991 is required
+# 
+# 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
+
+
+package Index;
+require 5.6.0; # at least 'use warnings;' but we need some 5.6.0+ modules anyway
+use vars qw($VERSION $CVS_ID);
+$VERSION=do { my @r=(q$Revision$=~/\d+/g); sprintf "%d.".("%03d"x$#r),@r; };
+$CVS_ID=q$Id$;
+use strict;
+use warnings;
+
+BEGIN{ open F,"Makefile"; our $top_dir=pop @{[split /\s/,(grep /^top_srcdir/,<F>)[0]]}; eval "use lib '$top_dir'"; close F; }
+use My::Web;
+
+
+my $W=My::Web->init(
+               "__PACKAGE__"=>__PACKAGE__,
+               "title"=>'Homepage of Jan Kratochvil',
+               );
+# Do not: My::Web->heading();
+$W->{"r"}->send_http_header("text/javascript");
+
+# Prevent redirection of some top (referring) foreign webpage as it
+# may not pass "have_js=1" to us anyway. (for example Google cache)
+print ""
+               .'if (0'."\n"
+               ."\t\t".'|| window.location.hostname=="'.$W->{"r"}->hostname().'" && window.location.port==  80'."\n"
+               ."\t\t".'|| window.location.hostname=="'.'localhost'          .'" && window.location.port==7680)'."\n";
+print <<'HERE';
+       {
+               var searchN=window.location.search;
+               if (searchN=="" || searchN=="?")
+                       searchN="?";
+               else
+                       searchN+="&";
+               searchN+="have_js=1";
+
+               window.location.href
+                               =window.location.protocol+"//"
+                               +window.location.hostname
+                               +(window.location.port==80 ? "" : ":"+window.location.port)
+                               +window.location.pathname
+                               +window.location.hash
+                               +searchN;
+               }
+HERE
+
+# Do not: My::Web->footer();