unless.cgi

 

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#!/usr/bin/perl

@pairs = split(/&/, $ENV{'QUERY_STRING'});

foreach $pair (@pairs)
{
    ($key, $value) = split (/=/, $pair);
    $key =~ tr/+/ /;
    $key =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C", hex($1))/eg;
    $value =~ tr/+/ /;
    $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C", hex($1))/eg;
    $value =~s/<!--(.|\n)*-->//g;

    if ($formdata{$key})
    {
        $formdata{$key} .= ", $value";
    }
    else
    {
        $formdata{$key} = $value;
    }
}



$food = $formdata{'food'};

print "Content-type: text/html\n\n";

unless ($food eq "spinach") {
	print "No spinach, no dessert!";
}

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