#!/usr/local/bin/perl -w
use LWP::UserAgent;
use HTTP::Request::Common qw(POST);

$em = &promptUser("Enter the email address to send the results to ");

open (PSTRINGS, "pstrings.txt") || die "Protein string file missing!"; 
@proteins=<PSTRINGS>;
close (PSTRINGS);


my $url = 'http://insulin.brunel.ac.uk/cgi-bin/psipred/psipred.cgi';
my $ua = LWP::UserAgent->new();
my $req = HTTP::Request->new(POST => $url);

open (OUTPUT, ">output.htm");

foreach $protein (@proteins)
{
chomp($protein);
print "$protein\n";


$req->content_type('application/x-www-form-urlencoded');
$req->content("Email=$em&Sequence=$protein&Subject=PerlScript+Protein&Program=mgenthreader");


my $res = $ua->request($req);
print OUTPUT $res->as_string ;
print "GenTHREADER Query Submitted\n"

}

sub promptUser {

 
   local($promptString,$defaultValue) = @_;

 
   if ($defaultValue) {
      print $promptString, "[", $defaultValue, "]: ";
   } else {
      print $promptString, ": ";
   }

   $| = 1;               # force a flush after our print
   $_ = <STDIN>;         # get the input from STDIN (presumably the keyboard)



   chomp;


   if ("$defaultValue") {
      return $_ ? $_ : $defaultValue;    # return $_ if it has a value
   } else {
      return $_;
   }
}