<?php
class PageFile {

  var $page_loc;

  function PageFile($page = NULL) {
    // if called without a page name to get, 
    if ($page == NULL) 
      // look in the cgi vars for a name to use.
      $page = Http::getCgiVar(PAGE_CGI_VAR_NAME);

    Debug::debug("Including page: $page <br>");

    // at this point we have the page... or there was no cgi var telling
    // us which page.
    $page_loc = PageFile::getLocalLoc($page);

    // if page cgi var can't be found, OR the page requested doesn't
    // exist, use the Home Page instead!
    if (($page == FAILURE_CODE) || !file_exists($page_loc))
      // use the homepage.
      $page_loc = PageFile::getLocalLoc(HOME_PAGE_FILENAME);

    $this->page_loc = $page_loc;
  }

  function getLocalLoc($page) {
    return "pages/". $page .".php";
  }

}
?>