P. Fishwick Feb 2008

--------------------------------------------------
THIS IS THE CODE THAT GOES INTO A SECOND LIFE PRIM
--------------------------------------------------

key requestid;
string NUM;

default
{
    state_entry()
    {
        llListen(5,"","","");
    }
    
    listen(integer chan, string name, key id, string message)
    {
    requestid = llHTTPRequest("http://www.cise.ufl.edu/~fishwick/SL/factorial1.php?var="+message, [HTTP_METHOD,"GET"],"");
    NUM = message;
    }

    http_response(key request_id, integer status, list metadata, string body)
    {
        if (request_id == requestid)
        {
            llSay(0,"The factorial of "+NUM+" is "+body);
        }
    }
}


------------------------------------------
THIS IS THE CODE THAT GOES ON YOUR SERVER:
------------------------------------------

#!/usr/local/bin/php
<?php 
function factorial( $n )
{
  if ($n == 0 || $n== 1)
    { // $n == 0 or $n == 1 is the exit condition
      return 1;
    }
  else
    { // the next line contains our recursive call
      return ( $n * factorial ($n-1));
    }
}


$v1 = $_GET['var'];
print( factorial($v1)); 

?>