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			885 lines
		
	
	
		
			29 KiB
		
	
	
	
		
			Perl
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			885 lines
		
	
	
		
			29 KiB
		
	
	
	
		
			Perl
		
	
	
		
			Executable File
		
	
	
	
	
| #!/usr/bin/perl -wT
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| #
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| # URLblocked.cgi - explain to the user that the URL is blocked and by which rule set.
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| #
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| # Currently the error messages supports 
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| # en (English), 
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| # de (German), 
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| # pl (Polish)
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| # sv (Swedisk)
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| # it (Italian)
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| # pt (Portuguese)
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| # fr (French)
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| # tr (Turkish)
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| # nl (Dutch).
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| # You can add a language yourself: search for all occurences of "NEWLANGUAGE"
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| # and add your language text.
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| 
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| use strict;
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| 
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| use Socket;
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| 
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| # This CGI script uses fastcgi and also requires Fcgid configured in Apache.
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| # Comment out the next line and the line with "while (new CGI::Fast)" (approximately at line 423)
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| # to revert this script to a regular CGI script.
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| ### use CGI::Fast;
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| 
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| use constant {
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|    CT_IMAGE  => 1,
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|    CT_JAVA   => 2,
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|    CT_HTML   => 3,
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|    CT_XML    => 4,
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|    CT_CSS    => 5,
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|    CT_TEXT   => 6,
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|    CT_JSON   => 7,
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|    CT_STREAM => 8,
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|    CT_204    => 9
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| };
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| 
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| use vars qw( $admin $clientaddr $clientname $clientuser $clientgroup $category $targetgroup );
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| use vars qw( $color $size $mode $textcolor $bgcolor $titlesize $textsize $httpcode $url $origurl );
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| use vars qw( $ufdbhost $ufdbscripturi $ufdbredirscripturi $ufdbsni $ufdbservername $ufdbrequesturi $ufdbrefurl );
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| use vars qw( $escaped_ufdbrequesturi $escaped_url );
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| use vars qw( @day @month @languages $lang $protocol $address $port $path );
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| 
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| local $admin;
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| local $clientaddr;
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| local $clientname;
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| local $clientuser;
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| local $clientgroup;
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| local $targetgroup;
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| local $color;
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| local $size;
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| local $mode;
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| local $textcolor;
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| local $bgcolor;
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| local $titlesize;
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| local $textsize;
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| local $httpcode;
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| local $url;
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| local $origurl;
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| local $ufdbhost;
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| local $ufdbscripturi;
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| local $ufdbredirscripturi;
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| local $ufdbsni;
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| local $ufdbservername;
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| local $ufdbrequesturi;
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| local $ufdbrefurl;
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| local $lang;
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| local $protocol;
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| local $address;
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| local $port;
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| local $path;
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| local @day = ("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday");
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| local @month = ("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec");
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| local @languages = (
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| 		"de (German),",
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| 		"nl (Dutch),",
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| 		"pl (Polish),",
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| 		"sv (Swedish),",
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| 		"es (Spanish),",
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| 		"it (Italian),",
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| 		"pt (Portuguese),",
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| 		"fr (French),",
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| 		"tr (Turkish),",
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| 		"NEW (NEWLANGUAGE),",
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| 		"en (English),",
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| 	       );
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| 
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| my $html_comment = "<!-- 
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| generated by URLblocked.cgi :\n
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| this is a very long comment to signal
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| to MSIE and other browsers not to display their own 'user-friendly'
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| error message, but to display the one that is produced by this
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| program.\n
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| The rest of this message is bogus to make it longer 
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| xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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| xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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| xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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| xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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| xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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| xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx  -->\n";
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| 
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| sub init();
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| sub session_reinit();
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| sub getPreferedLanguage(@);
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| sub parseURL($);
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| sub parseQuery($);
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| 
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| 
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| sub session_reinit ()
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| {
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|    $admin = 'unknown';
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|    $clientaddr = 'unknown';
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|    $clientname = 'unknown';
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|    $clientuser = 'unknown';
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|    $clientgroup = 'unknown';
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|    $targetgroup = 'unknown';
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|    $color = 'orange';
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|    $size = 'normal';
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|    $mode = 'default';
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|    $httpcode = '200';
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|    $url = 'unknown';
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|    $origurl = 'unknown';
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|    $lang = 'unknown';
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|    $ufdbrequesturi = '';
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| }
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| 
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| 
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| sub init () 
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| {
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|    $lang = getPreferedLanguage( @languages );
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|    ( $httpcode, $admin, $clientaddr, $clientname, $clientuser, $clientgroup, $category, $url )  =
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|       parseQuery( $ENV{"QUERY_STRING"} );
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| }
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| 
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| 
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| #
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| # Find the first supported language of the client.
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| #
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| sub getPreferedLanguage (@) 
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| {
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|   my @supported = @_;
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|   my @clientLanguages = split(/\s*,\s*/,$ENV{"HTTP_ACCEPT_LANGUAGE"}) if(defined($ENV{"HTTP_ACCEPT_LANGUAGE"}));
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|   my $lang;
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|   my $supp;
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| 
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|   ### NO!  push(@clientLanguages,$supported[0]);
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|   for $lang (@clientLanguages) 
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|   {
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|     $lang =~ s/\s.*//;
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|     $lang =~ s/-.*//;
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|     for $supp (@supported) 
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|     {
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|       $supp =~ s/\s.*//;
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|       return($lang) if ($lang eq $supp);
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|     }
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|   }
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|   return 'en';   # default language is 'en'
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| }
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| 
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| 
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| sub parseQuery ($) 
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| {
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|   my $query       = shift;
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|   my $admin       = 'The system administrator.';
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|   my $clientaddr  = '';
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|   my $clientname  = '';
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|   my $clientuser  = '';
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|   my $clientgroup = '';
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|   my $category    = '';
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|   my $httpcode    = '200';
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|   my $url         = 'undefined';
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|   my $therequest  = '';
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|   my $dummy;
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| 
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|   $ufdbservername = '';
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|   $ufdbhost = '';
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|   $ufdbrequesturi = '';
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| 
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|   if (defined($query))
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|   {
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|     while ($query =~ /^\&?([^\&=]+)=\"([^\"]*)\"(.*)/  || 
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|            $query =~ /^\&?([^\&=]+)=([^\&=]*)(.*)/)
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|     {
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|       my $key = $1;
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|       my $value = $2;
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|       $value = '??' unless(defined($value) && $value && $value ne '??');
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|       $query = $3;
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| 
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|       if ($key =~ /^(admin|clientaddr|clientname|clientuser|clientident|clientgroup|category|targetgroup|color|size|source|srcclass|targetclass|mode|httpcode|ufdbhost|ufdbscripturi|ufdbredirscripturi|ufdbsni|ufdbservername|ufdbrequesturi|ufdbrefurl|url)$/) 
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|       {
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| 	$escaped_ufdbrequesturi = $value  if ($key eq 'ufdbrequesturi');
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| 	$escaped_url = $value             if ($key eq 'url');
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| 
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| 	$value =~ s/%20/ /g;
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| 	$value =~ s/%22/"/g;
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| 	$value =~ s/%23/#/g;
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| 	$value =~ s/%24/\$/g;
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| 	$value =~ s/%26/\&/g;
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| 	$value =~ s/%27/\?/g;
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| 	$value =~ s/%2B/\+/ig;
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|         $value =~ s/%2C/,/ig;
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| 	$value =~ s/%2F/\//ig;
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| 	$value =~ s/%3A/:/ig;
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| 	$value =~ s/%3B/;/ig;
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| 	$value =~ s/%3C/</ig;
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| 	$value =~ s/%3D/=/ig;
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| 	$value =~ s/%3E/>/ig;
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| 	$value =~ s/%3F/?/ig;
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| 	$value =~ s/%40/\@/ig;
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| 	$value =~ s/%5C/\\/ig;
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| 	$value =~ s/%25/%/g;            # must be last
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| 	$key = 'clientgroup' if ($key eq 'source'  ||  $key eq 'srcclass');
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| 	$key = 'clientuser'  if ($key eq 'clientident');
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| 	$key = 'category'    if ($key eq 'targetgroup'  ||  $key eq 'targetclass');
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| 	eval "\$$key = \$value";
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|       }
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| 
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|       if ($query =~ /^url=(.*)/) 
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|       {
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| 	$url = $1;
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| 	last;
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|       }
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|     }
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|   }
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| 
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|   $dummy = $ENV{'HTTP_X_BLOCKED_URL'};
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|   $url = $dummy  if defined $dummy;
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| 
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|   $dummy = $ENV{'HTTP_X_BLOCKED_CATEGORY'};
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|   $targetgroup = $dummy  if defined $dummy;
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| 
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|   if ($url eq 'undefined')
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|   {
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|      if ($ufdbservername ne '')
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|      {
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|         $url = 'https://' . $ufdbservername;
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|      }
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|      elsif ($ufdbhost ne '')
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|      {
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|         $url = 'https://' . $ufdbhost;
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|      }
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| 
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|      if ($url ne 'undefined'  &&  $ufdbrequesturi ne '')
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|      {
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| 	$ufdbrequesturi =~ s/\?.*//;
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|         $url .= $ufdbrequesturi;
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|      }
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|   }
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| 
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|   $origurl = $url;
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|   $url = substr( $url, 0, 120 ) . '...'  if (length($url) > 120);
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| 
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|   $ufdbrefurl = $ENV{'HTTP_REFERER'};
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| 
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|   if (1)
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|   {
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|     my $dbgf = '/tmp/debug-cgibin-cgi';     # '/local/websites/logs/cgidebug';
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|     open DEBUG, ">> $dbgf";
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| 
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|     print DEBUG "\n\nurl = $url\n";
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|     print DEBUG "lang = $lang\n";
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|     foreach my $key ('HTTP_HOST', 'HTTP_REFERER', 'HTTP_USER_AGENT', 'REMOTE_ADDR', 'REQUEST_METHOD', 
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| 		     'HTTP_ACCEPT_CHARSET', 'HTTP_ACCEPT_LANGUAGE', 'HTTP_CONTENT_TYPE', 'QUERY_STRING') {
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|        my $value = $ENV{$key};
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|        $value = 'undefined'  if !defined($value);
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|        print DEBUG "$key = $value\n";
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|     }
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| 
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|     if (0) 
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|     {
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|        print DEBUG ":\n";
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|        foreach my $key (sort(keys(%ENV))) {
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| 	  print DEBUG "$key = $ENV{$key}\n";
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|        }
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|        close DEBUG;
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|     }
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|   }
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| 
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|   return ( $httpcode, $admin, $clientaddr, $clientname, $clientuser, $clientgroup, $category, $url );
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| }
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| 
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| 
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| sub parseURL ($) 
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| {
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|   my $url      = shift;
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|   my $protocol = "";
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|   my $address  = "";
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|   my $port     = "";
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|   my $path     = "";
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| 
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|   $url =~ /^([^\/:]+):\/\/([^\/:]+)(:\d*)?(.*)/;
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|   $protocol = $1 if(defined($1));
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|   $address  = $2 if(defined($2));
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|   $port     = $3 if(defined($3));
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|   $path     = $4 if(defined($4));
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| 
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|   return ( $protocol, $address, $port, $path );
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| }
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| 
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| 
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| sub getContentType( $ )
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| {
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|    my $url = shift;
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|    my $suffix;
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|    my $path;
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| 
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|    $url =~ s/[;\?\&].*//;
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|    $url =~ s/^(ftp|http|https):\/\///;
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| 
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|    $path = $url;
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|    $path =~ s/^[^\/]*//;
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| 
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|    $suffix = $path;
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|    $suffix =~ s/.*\././;
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| 
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|    return CT_IMAGE  if ($suffix =~ /\.(bmp|gif|ico|jpg|jpeg|jpe|png|webp|tiff)$/i);
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|    return CT_CSS    if ($suffix =~ /\.css$/i);
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|    return CT_JSON   if ($suffix =~ /\.json$/i);
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|    return CT_JAVA   if ($suffix =~ /\.(js|jar)$/i);
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|    return CT_TEXT   if ($suffix =~ /\.(csv|txt)$/i);
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|    return CT_HTML   if ($suffix =~ /\.(htm|html|dhtml|shtml)$/i);
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|    return CT_XML    if ($suffix =~ /\.(xml|sxml|rss)$/i);
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|    return CT_STREAM if ($suffix =~ /\.(bin|bz2|cab|class|dat|doc|gz|h264|mp3|mpg|mpeg|msi|mst|ppt|pdf|rar|tar|ttf|xls|zip|ogv|divx|xvid|qt|ra|ram|rv|wmv|avi|mov|swf|mp4|mv4|flv)$/i);
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| 
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|    # no suffix found, now we start with the guesswork
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| 
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| 
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|    return CT_HTML   if ($path eq '/' || $path eq '');
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|    return CT_IMAGE  if ($url =~ /^googleadservices\.com\/pagead\/conversion\// );
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|    return CT_TEXT   if ($url =~ /^googleads\.g\.doubleclick\.net\/pagead\/ads\// );
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|    return CT_JAVA   if ($url =~ /^pubads\.g\.doubleclick\.net\/pagead\/ads\// );
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|    return CT_JAVA   if ($url eq 'a.analytics.yahoo.com/fpc.pl' );
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|    return CT_IMAGE  if ($url eq 'a.analytics.yahoo.com/p.pl' );
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|    return CT_IMAGE  if ($url eq 'ping.chartbeat.net/ping' );
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| 
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|    if ($url =~ '^www\.youtube\.com')
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|    {
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|       return CT_STREAM  if ($path =~ /^\/cp\//  ||  $path =~ /^\/p\//  ||
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|                             $path =~ /^\/v\//   ||  $path =~ /^\/videoplayback/ );
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|    }
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| 
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|    return CT_204    if ($url =~ /^s\.youtube\.com\/api\/stats\//);
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| 
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|    return CT_IMAGE  if ($url =~ /^b\.scorecardresearch\.com\// );
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| 
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|    return CT_JAVA   if ($url =~ /\.doubleclick\.net\/adj\//   ||
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|                         $url =~ /\.doubleclick\.net\/pfadj\// );
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|    return CT_IMAGE  if ($url =~ /\.doubleclick\.net\/imp/ );
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| 
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|    return CT_IMAGE  if ($url =~ /\.tradedoubler\.com\/imp/ );
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| 
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|    if ($url =~ /^view\.atdmt\.com\//)
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|    {
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|       return CT_IMAGE  if ($path =~ /^\/action\// );
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|       return CT_JAVA   if ($path =~ /^\/jview\// );
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|    }
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| 
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|    return CT_JAVA   if ($url eq 'static.ak.connect.facebook.com/connect.php' );
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| 
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|    return CT_IMAGE  if ($url eq 'secure-us.imrworldwide.com/cgi-bin/m' );
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| 
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|    return CT_IMAGE  if ($url =~ /ftjcfx\.com\/image-/ );
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|    return CT_IMAGE  if ($url =~ /lduhtrp\.net\/image-/ );
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|    return CT_IMAGE  if ($url =~ /img\.pheedo\.com\/img\.phdo/ );
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|       
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|    if ($path =~ /\/realmedia\/ads\//i )
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|    {
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|       return CT_JAVA   if ($path =~ /\/adstream_jx/  ||  $path =~ /\/adstream_mjx/ );
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|       return CT_IMAGE  if ($path =~ /\/adstream_lx/  ||  $path =~ /\/adstream_nx/ );
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|       return CT_IMAGE  if ($path =~ /\/ads\/cap\.cgi/  );
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|    }
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| 
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|    return CT_JAVA   if ($url =~ /overture\.com\/ls_js_/ );
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| 
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|    return CT_IMAGE  if ($path =~ /\/scripts\/beacon\.dll/  ||  $path =~ /\/scripts\/beacon2\.dll/ );
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| 
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|    return CT_IMAGE  if ($url eq 'rtd.tubemogul.com/upi/');
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| 
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|    return CT_JAVA   if ($path =~ /\/javascript\//  ||  $path =~ /\/ajaxpro\// );
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| 
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|    return CT_JAVA   if ($path =~ /\/js\.php$/  ||  $path =~ /\/javascript\.php$/ );
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| 
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|    return CT_CSS    if ($path =~ /\/css\.php$/ );
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| 
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|    return CT_IMAGE  if ($path =~ /\/image\.php$/  || $path =~ /\/image\.php\// );
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| 
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|    return CT_JAVA   if ($path =~ /\/js\.ng\//  ||  $path =~ /\/js\// );
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| 
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|    return CT_JAVA   if ($path =~ /\/scripts\//  ||  $path =~ /\/script\// );
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| 
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|    return CT_XML    if ($url =~ /^xml\./ );
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| 
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|    if ($path =~ /\/b\/ss\// )
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|    {
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|       return CT_IMAGE  if ($path =~ /\/FAS/i  ||  $path =~ /\/H\./i  ||  $path =~ /\/G\./i );
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|    }
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|   
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|    return CT_JAVA   if ($url =~ /\.channel\.facebook\.com\/x\// );
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|    return CT_TEXT   if ($url =~ /\.channel\.facebook\.com\/p/ );
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|    return CT_IMAGE  if ($url eq 'www.facebook.com/fr/u.php' );
 | |
| 
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|    return CT_IMAGE  if ($url eq 'pixel.mathtag.com/event/img' );
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|    return CT_JAVA   if ($url eq 'pixel.mathtag.com/event/js' );
 | |
| 
 | |
|    return CT_IMAGE  if ($url eq 'x.bidswitch.net/ul_cb/sync' );
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| 
 | |
|    return CT_XML    if ($path =~ /\/xml-rpc/ );
 | |
| 
 | |
|    return CT_STREAM if ($path eq 'open/1');
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| 
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|    return CT_IMAGE  if ($url =~ /^pixel\./  ||  $path =~ /\/pixel$/ );
 | |
| 
 | |
|    return CT_TEXT   if ($url =~ /heatmap/ );
 | |
| 
 | |
|    return CT_204    if ($url eq 'analytics.livestream.com/track');
 | |
| 
 | |
|    return CT_HTML;
 | |
| }
 | |
| 
 | |
| 
 | |
| # comment out the next line if fastcgi is not configured
 | |
| ### while (new CGI::Fast)
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| {
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|    my $time = time;
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|    my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst);
 | |
|    my $root;
 | |
|    my $buffer;
 | |
| 
 | |
|    session_reinit();
 | |
|    init();
 | |
| 
 | |
|    # the default is english
 | |
|    my $forbidden = 'no access';
 | |
|    my $title = $forbidden;
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|    my $explanation_prefix = 'URL blocked because it is';
 | |
|    my $explanation_suffix = '';
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|    my $go_back = 'back';
 | |
|    my $more_info = 'More information about ufdbGuard is <a href="https://www.urlfilterdb.com">here</a>.';
 | |
| 
 | |
|    my $contentType = getContentType( $origurl );
 | |
| 
 | |
|    $contentType = CT_204  if ($httpcode eq '204');
 | |
| 
 | |
|    if ($contentType == CT_IMAGE)
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|    {
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|       print "Content-Type: image/png\n";
 | |
|       ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime( $time + 180 );
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|       printf "Expires: %s, %02d %s %04d %02d:%02d:%02d GMT\n",
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| 	     $day[$wday], $mday, $month[$mon], $year+1900, $hour, $min, $sec;
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|       print "\n";
 | |
| 
 | |
|       my $imgfile;
 | |
| 
 | |
|       if ($category eq 'ads')
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|       {
 | |
|          $imgfile = "transparent.png";
 | |
|          $imgfile = "no-ads.png"      if ($mode eq 'noads');
 | |
|          $imgfile = "smallcross.png"  if ($mode eq 'cross');
 | |
|          $imgfile = "square.png"      if ($mode eq 'square');
 | |
|       }
 | |
|       else
 | |
|       {
 | |
| 	 if ($mode eq 'cross') {
 | |
| 	    $imgfile = "smallcross.png"  if ($mode eq 'cross');
 | |
| 	 }
 | |
| 	 elsif ($mode eq 'square') {
 | |
| 	    $imgfile = "square.png"      if ($mode eq 'square');
 | |
| 	 }
 | |
| 	 elsif ($mode eq 'simple-red'  ||  $mode eq 'transparent'  ||  $mode eq 'transparant') {
 | |
| 	    $imgfile = "transparent.png";
 | |
| 	 }
 | |
| 	 else  {
 | |
| 	    $imgfile = "forbidden-normal-" . $lang . ".png";
 | |
| 	 }
 | |
|       }
 | |
|       $root = $ENV{'DOCUMENT_ROOT'};
 | |
|       open( BLOCKEDPNG, "$root/images/$imgfile" )  ||  print "failed to open $root/images/$imgfile\n";
 | |
|       print $buffer while (read (BLOCKEDPNG,$buffer,8192));
 | |
|       close( BLOCKEDPNG );
 | |
|    }
 | |
|    elsif ($contentType == CT_204)
 | |
|    {
 | |
|       print "Status: 204 No Content\n";
 | |
|       ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime( $time + 180 );
 | |
|       print "Content-Type: text/plain\n";
 | |
|       printf "Expires: %s, %02d %s %04d %02d:%02d:%02d GMT\n",
 | |
|              $day[$wday], $mday, $month[$mon], $year+1900, $hour, $min, $sec;
 | |
|       printf "X-blocked-category: %s\n", $category;
 | |
|       printf "X-blocked-URL: %s\n", $url;
 | |
|       print "\n";
 | |
|    }
 | |
|    elsif ($contentType == CT_STREAM)
 | |
|    {
 | |
|       if (1)
 | |
|       {
 | |
| 	 print "Status: 204 no content\n";
 | |
|          print "Content-Type: text/plain\n";
 | |
| 	 ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime( $time + 180 );
 | |
| 	 printf "Expires: %s, %02d %s %04d %02d:%02d:%02d GMT\n",
 | |
| 		$day[$wday], $mday, $month[$mon], $year+1900, $hour, $min, $sec;
 | |
| 	 printf "X-blocked-category: %s\n", $category;
 | |
| 	 printf "X-blocked-URL: %s\n", $url;
 | |
|       }
 | |
|       else
 | |
|       {
 | |
| 	 print "Content-Type: application/octet-stream\n";
 | |
| 	 ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime( $time + 180 );
 | |
| 	 printf "Expires: %s, %02d %s %04d %02d:%02d:%02d GMT\n",
 | |
| 		$day[$wday], $mday, $month[$mon], $year+1900, $hour, $min, $sec;
 | |
|       }
 | |
|       print "\n";
 | |
|    }
 | |
|    elsif ($contentType == CT_JAVA)
 | |
|    {
 | |
|       print "Content-Type: application/x-javascript\n";
 | |
|       ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime( $time + 180 );
 | |
|       printf "Expires: %s, %02d %s %04d %02d:%02d:%02d GMT\n",
 | |
| 	     $day[$wday], $mday, $month[$mon], $year+1900, $hour, $min, $sec;
 | |
|       print "\n";
 | |
| 
 | |
|       print "\n";
 | |
|    }
 | |
|    elsif ($contentType == CT_JSON)
 | |
|    {
 | |
|       print "Content-Type: application/json\n";
 | |
|       ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime( $time + 180 );
 | |
|       printf "Expires: %s, %02d %s %04d %02d:%02d:%02d GMT\n",
 | |
| 	     $day[$wday], $mday, $month[$mon], $year+1900, $hour, $min, $sec;
 | |
|       print "\n";
 | |
| 
 | |
|       print "\n";
 | |
|    }
 | |
|    elsif ($contentType == CT_CSS)
 | |
|    {
 | |
|       print "Content-Type: text/css\n";
 | |
|       ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime( $time + 180 );
 | |
|       printf "Expires: %s, %02d %s %04d %02d:%02d:%02d GMT\n",
 | |
| 	     $day[$wday], $mday, $month[$mon], $year+1900, $hour, $min, $sec;
 | |
|       print "\n";
 | |
| 
 | |
|       print "\n";
 | |
|    }
 | |
|    elsif ($contentType == CT_TEXT)
 | |
|    {
 | |
|       print "Content-Type: text/plain\n";
 | |
|       ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime( $time + 180 );
 | |
|       printf "Expires: %s, %02d %s %04d %02d:%02d:%02d GMT\n",
 | |
| 	     $day[$wday], $mday, $month[$mon], $year+1900, $hour, $min, $sec;
 | |
|       print "\n";
 | |
| 
 | |
|       print "\n";
 | |
|    }
 | |
|    elsif ($contentType == CT_XML)
 | |
|    {
 | |
|       print "Content-Type: text/xml\n";
 | |
|       ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime( $time + 180 );
 | |
|       printf "Expires: %s, %02d %s %04d %02d:%02d:%02d GMT\n",
 | |
| 	     $day[$wday], $mday, $month[$mon], $year+1900, $hour, $min, $sec;
 | |
|       print "\n";
 | |
| 
 | |
|       print "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
 | |
|       print "<cross-domain-policy>\n";
 | |
|       print "   <allow-access-from domain=\"*\" />\n";
 | |
|       print "</cross-domain-policy>\n";
 | |
|    }
 | |
|    else 	# CT_HTML
 | |
|    {
 | |
|       if ($category eq 'fatal-error')
 | |
|       {
 | |
| 	 print "Content-Type: text/html\n";
 | |
| 	 ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime( $time + 180 );
 | |
| 	 printf "Expires: %s, %02d %s %04d %02d:%02d:%02d GMT\n",
 | |
| 		$day[$wday], $mday, $month[$mon], $year+1900, $hour, $min, $sec;
 | |
| 	 print "Content-Language: $lang\n";
 | |
| 	 print "\n";
 | |
| 
 | |
| 	 print "<html lang=\"$lang\">\n";
 | |
| 	 print "<head>\n";
 | |
| 	 print "   <title>The URL filter has a fatal error</title>\n";
 | |
| 	 print "   <meta name=\"description\" content=\"All URLs are blocked because the URL filter has a fatal error\" />\n";
 | |
| 	 print "</head>\n";
 | |
| 	 print "<body bgcolor=\"#e0e0e0\">\n";
 | |
| 	 print "<center>\n";
 | |
| 	 print "<font color=red><b>\n" .
 | |
| 	       "Access to the internet is blocked because<br>\n" .
 | |
| 	       "the URL filter has a fatal error. <br>\n" . 
 | |
| 	       "Ask your helpdesk or web proxy administrator for assistance." .
 | |
| 	       "</b></font>\n";
 | |
| 	 print "</center>\n";
 | |
| 	 print "$html_comment";
 | |
| 	 print "</body>\n";
 | |
| 	 print "</html>\n";
 | |
|       }
 | |
|       elsif ($category eq 'loading-database')
 | |
|       {
 | |
| 	 print "Content-Type: text/html\n";
 | |
| 	 ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime( $time + 180 );
 | |
| 	 printf "Expires: %s, %02d %s %04d %02d:%02d:%02d GMT\n",
 | |
| 		$day[$wday], $mday, $month[$mon], $year+1900, $hour, $min, $sec;
 | |
| 	 print "Content-Language: $lang\n";
 | |
| 	 print "\n";
 | |
| 
 | |
| 	 print "<html lang=\"$lang\">\n";
 | |
| 	 print "<head>\n";
 | |
| 	 print "   <title>a new URL database is being loaded</title>\n";
 | |
| 	 print "   <meta name=\"description\" content=\"All URLs are blocked because the URL filter is loading a fresh database\" />\n";
 | |
| 	 print "</head>\n";
 | |
| 	 print "<body bgcolor=\"#e0e0e0\">\n";
 | |
| 	 print "<center>\n";
 | |
| 	 print "<font color=red><b>\n" .
 | |
| 	       "Access to the internet is temporarily blocked because<br>\n" .
 | |
| 	       "a new URL database is being loaded by the URL filter. <br>\n" . 
 | |
| 	       "Wait one minute and try again." .
 | |
| 	       "</b></font>\n";
 | |
| 	 print "</center>\n";
 | |
| 	 print "$html_comment";
 | |
| 	 print "</body>\n";
 | |
| 	 print "</html>\n";
 | |
|       }
 | |
|       else
 | |
|       {
 | |
| 	 if ($lang eq 'de') {
 | |
| 	    $forbidden = 'Verboten';
 | |
| 	    $title = "zugriff verweigert ($category)";
 | |
| 	    $explanation_prefix = 'Zugriff verweigert weil die URL die Klassifizierung';
 | |
| 	    $explanation_suffix = 'hat.';
 | |
| 	    $more_info = 'Mehr Informationen über ufdbGuard ist <a href="https://www.urlfilterdb.com/blocking/">hier</a>.';
 | |
| 	    $go_back = 'Klicken Sie hier um zurück zu gehen.';
 | |
| 	 }
 | |
| 	 elsif ($lang eq 'pl') {
 | |
| 	    $forbidden = 'Pobranie tej strony jest zabronione!';
 | |
| 	    $title = "Cenzura, zakaz pobrania ($category)";
 | |
| 	    $explanation_prefix = 'Nie otworzysz tej strony bo jest ona sklasyfikowana jako';
 | |
| 	    $explanation_suffix = 'przez program kontroli ufdbGuard';
 | |
| 	    $more_info = 'Informacja (po angielsku) o tym programie kontroli jest na <a href="https://www.urlfilterdb.com/blocking/">stronie</a>.';
 | |
| 	    $go_back = 'Wycofaj do poprzedniej strony';
 | |
| 	 }
 | |
| 	 elsif ($lang eq 'sv') {
 | |
| 	    $forbidden = 'Sidan stoppad enligt landstingets riktlinjer';
 | |
| 	    $title = "Förbjuden ($category)";
 | |
| 	    $explanation_prefix = 'Access till denna sida är stoppad:';
 | |
| 	    $explanation_suffix = '';
 | |
| 	    $more_info = 'Mer information om ufdbGuard är <a href="https://www.urlfilterdb.com/blocking/">här</a>.';
 | |
| 	    $go_back = 'Klicka här för att komma tillbaks';
 | |
| 	 }
 | |
| 	 elsif ($lang eq 'nl') {
 | |
| 	    $forbidden = 'Geen Toegang';
 | |
| 	    $title = "geen toegang ($category)";
 | |
| 	    $explanation_prefix = 'De toegang is geblokkeerd omdat de URL in de categorie';
 | |
| 	    $explanation_suffix = 'valt.';
 | |
| 	    $more_info = 'Meer informatie over ufdbGuard is <a href="https://www.urlfilterdb.com/blocking/">hier</a>.';
 | |
| 	    $go_back = 'Klik hier om terug te gaan';
 | |
| 	 }
 | |
| 	 elsif ($lang eq 'es') {
 | |
| 	    $forbidden = 'Ningún acceso';
 | |
| 	    $title = "ningún acceso ($category)";
 | |
| 	    $explanation_prefix = 'Se bloquea el acceso puesto que el URL se considera ser';
 | |
| 	    $explanation_suffix = '';
 | |
| 	    $more_info = 'Más información sobre ufdbGuard está <a href="https://www.urlfilterdb.com/blocking/">aquí</a>.';
 | |
| 	    $go_back = 'ir detrás';
 | |
| 	 }
 | |
| 	 elsif ($lang eq 'it') {
 | |
| 	    $forbidden = 'Accesso negato';
 | |
| 	    $title = "accesso negato ($category)";
 | |
| 	    $explanation_prefix = "L'accesso è negato poiché l'URL appartiene a none";
 | |
| 	    $explanation_suffix = '';
 | |
| 	    $more_info = 'Maggiori informazioni su ufdbGuard sono disponibili <a href="https://www.urlfilterdb.com/blocking">qui</a>.';
 | |
| 	    $go_back = 'tornare indietro';
 | |
| 	 }
 | |
| 	 elsif ($lang eq 'pt') {
 | |
| 	    $forbidden = 'Proibido';
 | |
| 	    $title = "Proibido ($category)";
 | |
| 	    $explanation_prefix = "O acesso a este site foi bloqueado porque o conteúdo está";
 | |
| 	    $explanation_suffix = '';
 | |
| 	    $more_info = 'Mais informação sobre ufdbGuard está <a href="https://www.urlfilterdb.com/blocking">aqui</a>.';
 | |
| 	    $go_back = 'volte';
 | |
| 	 }
 | |
| 	 elsif ($lang eq 'fr') {
 | |
| 	    $forbidden = 'Interdit';
 | |
| 	    $title = "Accès Interdit ($category)";
 | |
| 	    $explanation_prefix = "L'accès est inderdit parce que le site est dans la catégorie ";
 | |
| 	    $explanation_suffix = '';
 | |
| 	    $more_info = "Pour plus d'information sur ufdbGuard cliquez <a href=\"https://www.urlfilterdb.com/blocking\">ici</a>.";
 | |
| 	    $go_back = 'retour';
 | |
| 	 }
 | |
| 	 elsif ($lang eq 'tr') {
 | |
| 	    $forbidden = 'Erişim engellendi';
 | |
| 	    $title = "Erişim engellendi ($category)";
 | |
| 	    $explanation_prefix = "Ulaşmak istediğiniz sayfaya erişim kapalıdır. Sınıfı:";
 | |
| 	    $explanation_suffix = '';
 | |
| 	    $more_info = "ufdbGuard hakkında bilgi için <a href=\"https://www.urlfilterdb.com/blocking\">tıklayınız</a>.";
 | |
| 	    $go_back = 'Önceki sayfa';
 | |
| 	 }
 | |
| 	 elsif ($lang eq 'NEWLANGUAGE') {
 | |
| 	    $forbidden = 'Forbidden';
 | |
| 	    $title = "Forbidden ($category)";
 | |
| 	    $explanation_prefix = 'Access is blocked since the URL is considered to be';
 | |
| 	    $explanation_suffix = '';
 | |
| 	    $more_info = 'More information about ufdbGuard is <a href="https://www.urlfilterdb.com/blocking">here</a>.';
 | |
| 	    $go_back = 'Click here to go back';
 | |
| 	 }
 | |
| 	 else {   # default (matches 'en')
 | |
| 	    $forbidden = 'Forbidden';
 | |
| 	    $title = "Forbidden ($category)";
 | |
| 	    $explanation_prefix = 'Access is blocked since the URL is considered to be';
 | |
| 	    $explanation_suffix = '';
 | |
| 	    $more_info = 'More information about ufdbGuard is <a href="https://www.urlfilterdb.com/blocking">here</a>.';
 | |
| 	    $go_back = 'Click here to go back';
 | |
| 	    $lang = 'en';
 | |
| 	 }
 | |
| 
 | |
| 	 if ($color eq 'orange')
 | |
| 	 {
 | |
| 	    $textcolor = 'white';
 | |
| 	    $bgcolor = '#ee8811';
 | |
| 	 }
 | |
| 	 elsif ($color eq 'white')
 | |
| 	 {
 | |
| 	    $textcolor = '#3f003f';
 | |
| 	    $bgcolor = 'white';
 | |
| 	 }
 | |
| 	 elsif ($color eq 'black')
 | |
| 	 {
 | |
| 	    $textcolor = '#f0f0f0';
 | |
| 	    $bgcolor = 'black';
 | |
| 	 }
 | |
| 	 elsif ($color eq 'red')
 | |
| 	 {
 | |
| 	    $textcolor = '#f0f0f0';
 | |
| 	    $bgcolor = 'red';
 | |
| 	 }
 | |
| 	 elsif ($color eq 'grey'  ||  $color eq 'gray')
 | |
| 	 {
 | |
| 	    $textcolor = '#111111';
 | |
| 	    $bgcolor = '#c2c2c2';
 | |
| 	 }
 | |
| 	 else	# default color: orange
 | |
| 	 {
 | |
| 	    $textcolor = 'white';
 | |
| 	    $bgcolor = '#ee8811';
 | |
| 	 }
 | |
| 
 | |
| 	 if ($size eq 'normal')
 | |
| 	 {
 | |
| 	    $titlesize = '+2';
 | |
| 	    $textsize = '+0';
 | |
| 	 }
 | |
| 	 elsif ($size eq 'small')
 | |
| 	 {
 | |
| 	    $titlesize = '+1';
 | |
| 	    $textsize = '-1';
 | |
| 	 }
 | |
| 	 elsif ($size eq 'large')
 | |
| 	 {
 | |
| 	    $titlesize = '+3';
 | |
| 	    $textsize = '+1';
 | |
| 	 }
 | |
| 	 else    # default size: normal
 | |
| 	 {
 | |
| 	    $titlesize = '+2';
 | |
| 	    $textsize = '+0';
 | |
| 	    $size = 'normal';
 | |
| 	 }
 | |
| 
 | |
| 	 $url =~ s/[?;&].*//;
 | |
| 
 | |
| 	 print "Content-Type: text/html\n";
 | |
| 	 ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime( $time + 180 );
 | |
| 	 printf "Expires: %s, %02d %s %04d %02d:%02d:%02d GMT\n",
 | |
| 		$day[$wday], $mday, $month[$mon], $year+1900, $hour, $min, $sec;
 | |
| 	 print "Content-Language: $lang\n";
 | |
| 	 print "\n";
 | |
| 
 | |
| 	 if ($url eq 'https://blockedhttps.urlfilterdb.com')
 | |
| 	 {
 | |
| 	    print "<html lang=\"$lang\">\n";
 | |
| 	    print "<head>\n";
 | |
| 	    print "   <title>$title</title>\n";
 | |
| 	    print "   <meta name=\"description\" content=\"$title\" />\n";
 | |
| 	    print "</head>\n";
 | |
| 	    print "<body bgcolor=\"ffcccc\" link=\"red\" alink=\"red\" vlink=\"red\" text=\"red\">\n";
 | |
| 	    print "<p align=center>\n";
 | |
| 	    print "https://blockedhttps.urlfilterdb.com is used by ufdbGuard<br>\n";
 | |
| 	    print "to display messages about blocked URLs.<br>\n";
 | |
| 	    print "</p>\n";
 | |
| 	    print "$html_comment";
 | |
| 	    print "</body>\n";
 | |
| 	    print "</html>\n";
 | |
| 	 }
 | |
| 	 elsif ($category eq 'ads')
 | |
| 	 {
 | |
| 	    my $text;
 | |
| 	    $text = " ";	 # transparent
 | |
| 	    $text = " no ads " if $mode eq 'noads';
 | |
| 	    $text = " [] "     if $mode eq 'square';
 | |
| 	    $text = " x "      if $mode eq 'cross';
 | |
| 	    $text = "<font color=red><i>ads</i></font>"  if $mode eq 'simple-red';
 | |
| 
 | |
| 	    print "<html lang=\"$lang\">\n";
 | |
| 	    print "<head>\n";
 | |
| 	    print "   <title>$title</title>\n";
 | |
| 	    print "   <meta name=\"description\" content=\"The ad is blocked by the URL filter.\nURL: $ufdbhost$ufdbrequesturi\" />\n";
 | |
| 	    print "</head>\n";
 | |
| 	    print "<body>\n";
 | |
| 	    print "<font size=\"$textsize\">$text</font>\n";
 | |
| 	    print "$html_comment";
 | |
| 	    print "</body>\n";
 | |
| 	    print "</html>\n";
 | |
| 	 }
 | |
| 	 else      	# no ads
 | |
| 	 {
 | |
| 	    if ($mode eq 'simple-red')
 | |
| 	    {
 | |
| 	       my $whyblocked = "$explanation_prefix $category $explanation_suffix.  URL = $url";
 | |
| 	       print "<html lang=\"$lang\">\n";
 | |
| 	       print "<head>\n";
 | |
| 	       print "   <title>$title</title>\n";
 | |
| 	       print "   <meta name=\"description\" content=\"The URL is blocked by the URL filter ($ufdbhost$escaped_ufdbrequesturi)\" />\n";
 | |
| 	       print "</head>\n";
 | |
| 	       print "<body bgcolor=\"ffe6e6\" link=\"blue\" alink=\"red\" vlink=\"black\" text=\"red\">\n";
 | |
| 	       print "<p align=center>\n";
 | |
| 	       print "<a title=\"$whyblocked\">$forbidden<br><i>$category</i></a>\n";
 | |
| 	       print "<a href=\"/cgi-bin/show_url_details.cgi?mode=$mode&url=$ufdbhost$escaped_ufdbrequesturi\">why is this URL blocked?</a>\n";
 | |
| 	       print "</p>\n";
 | |
| 	       print "$html_comment";
 | |
| 	       print "</body>\n";
 | |
| 	       print "</html>\n";
 | |
| 	    }
 | |
| 	    elsif ($category eq 'social-bdg'  ||  $category eq 'socbadges'  ||  $category eq 'social-badges'  ||  $category eq 'social_badges')
 | |
| 	    {
 | |
| 	       print "<html lang=\"$lang\">\n";
 | |
| 	       print "<head>\n";
 | |
| 	       print "   <title>block social networking badge</title>\n";
 | |
| 	       print "   <meta name=\"description\" content=\"social networking badge is blocked by the URL filter\" />\n";
 | |
| 	       print "</head>\n";
 | |
| 	       # print "<body width=30 height=30 bgcolor=\"transparent\">\n";
 | |
| 	       print "<body bgcolor=#fafafa>\n";
 | |
| 	       print "<center>\n";
 | |
| 	       print "<font size=\"-1\" color=\"#1f1f1f\">\n" .
 | |
| 		     "<a title=\"The social networking badge is blocked.\"> B </a>\n" .
 | |
| 		     "</font>\n";
 | |
| 	       print "</center>\n";
 | |
| 	       print "$html_comment";
 | |
| 	       print "</body>\n";
 | |
| 	       print "</html>\n";
 | |
| 	    }
 | |
| 	    else
 | |
| 	    {
 | |
| 	       print "<html lang=\"$lang\">\n";
 | |
| 	       print "<head>\n";
 | |
| 	       print "   <title>$title</title>\n";
 | |
| 	       print "   <meta name=\"description\" content=\"The URL is blocked by the URL filter\" />\n";
 | |
| 	       print "</head>\n";
 | |
| 	       print "<body bgcolor=\"$bgcolor\" text=\"$textcolor\">\n";
 | |
| 	       print "<font size=\"$titlesize\">$forbidden</font> <br>\n";
 | |
| 	       print "<font size=\"$textsize\">\n";
 | |
| 	       print "$explanation_prefix <i>$category</i> $explanation_suffix <br>\n";
 | |
| 	       print "URL: $url <br>\n";
 | |
| 	       print "<p>\n";
 | |
| 	       print "<a href=\"javascript:history.go(-1);\">$go_back</a>. <br>\n";
 | |
| 	       print "$admin\n";
 | |
| 	       print "<p>\n";
 | |
| 	       print "$more_info\n";
 | |
| 	       print "<br>\n <p />\n";
 | |
| 	       print "</font>\n";
 | |
| 	       print "<font size=\"-3\">";
 | |
| 	       print "user=$clientuser   "      if (defined($clientuser)  &&  length($clientuser)>0);
 | |
| 	       print "client=$clientaddr   "    if (defined($clientaddr)  &&  length($clientaddr)>0);
 | |
| 	       print "group=$clientgroup   "    if (defined($clientgroup)  &&  length($clientgroup)>0);
 | |
| 	       print "source=$clientname   "    if (defined($clientname)  &&  length($clientname)>0);
 | |
| 	       print "</font>\n";
 | |
| 	       print "$html_comment";
 | |
| 	       print "<!-- color:$color size:$size mode:$mode lang:$lang category:$category -->\n";
 | |
| 	       print "</body>\n";
 | |
| 	       print "</html>\n";
 | |
| 	    }
 | |
| 	 }
 | |
|       }
 | |
|    }
 | |
| }
 | |
| 
 | |
| exit 0;
 | |
| 
 | 
