<?
function generatePassword ($length = 8)
{

  // start with a blank password
  $password = "";

  // define possible characters
  $possible = "0123456789bcdfghjkmnpqrstvwxyz"; 
    
  // set up a counter
  $i = 0; 
    
  // add random characters to $password until $length is reached
  while ($i < $length) { 

    // pick a random character from the possible ones
    $char = substr($possible, mt_rand(0, strlen($possible)-1), 1);
        
    // we don't want this character if it's already in the password
    if (!strstr($password, $char)) { 
      $password .= $char;
      $i++;
    }

  }

  // done!
  return $password;

}

function loggedIn() {
    if ( isset($_SESSION['logged_in']) )
        return 1;
    return False;
}

function sendEmail($name, $to, $message) {
    $to = $name." <".$to.">";
    $subject = "iGregator registration";

    $headers  = "From: iGregator <non-existing@htk.tlu.ee>\r\n";
    $headers .= "MIME-Version: 1.0\r\n";
    $headers .= "Content-Type: text/plain; charset=utf-8\r\n";
    $headers .= "X-Priority: 1\r\n";
    $headers .= "X-MSMail-Priority: Normal\r\n";
    $headers .= "X-Mailer: php\r\n";
    return mail($to, $subject, $message, $headers);
}

?>