Results

#!/usr/local/bin/perl
#where's Wally converted to a cgi program

# Print out a content-type for HTTP/1.0 compatibility
print "Content-type:text/html\n\n";

print "<Head><Title>Results</Title></Head>";
print "<Body><H2>...results...</H2>";

read(STDIN, $buffer, $ENV{'CONTENT_LENGTH'});

#create an array of pairs
@pairs = split(/&/, $buffer);

#split each pair into a hash
foreach $pair (@pairs){
    ($name, $value) = split(/=/, $pair);

    #translate + signs back to spaces
    $value =~tr/+/ /;

    #convert any hex values back
    $value =~s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
    
    #put it in the param hash table
    $param{$name} = $value;
} # end foreach    

$userName = $param{'txtName'};

print "Hi, $userName\n";

if (uc($userName) eq "WALLY"){
    print "I found you at last!!!\n";
} else {
    print "Sorry.  I was looking for Wally.\n";
} # end if