<?

// Include global libraries
$ValidAccess = 666;
include "include/globals.php";

// handle extra parameters
$params = split('/',$_SERVER['REQUEST_URI']);
if (count($params) > 4 && strlen($params[4]) > 0 && $params[4] != '?page=2') {
   $p1 = $params[1];
   $p2 = $params[2];
   $p3 = $params[3];
   header("Location: /$p1/$p2/$p3/");
   exit;
}


//
// Manage parameters to script
//
if (isset($_GET['cat'])) $cat = $_GET['cat'];
if (isset($_POST['cat'])) $cat = $_POST['cat'];
if (isset($_POST['search'])) $search = $_POST['search'];


if (!isset($cat) && !isset($search)) header("Location: /");

$param1 = "";
$param2 = "";
if (isset($_GET['param1'])) $param1 = $_GET['param1'];
if (isset($_GET['param2'])) $param2 = $_GET['param2'];


$CurrentURL = $REQUEST_URI;


//
// Get website info
//
include "include/get-website.php";

// if searching don't need to do below checks
if (!isset($search)) {

  //
  // Get Category Number
  //
  include "include/get-category.php";


  //
  // Validate the paramaters
  //
  $region = "";
  $region_num = 0;
  $subcategory_num = 0;


  // Check if the first parameter is a region
  if (isset($param1) && strlen($param1) > 0) {

     $rval = $param1;

     // Check if the first parameter is a region
     $query = "select description,record_num from portal_regions " .
              "where website_num = $website_num " .
              "and region = '$rval'";
     $results = db_query($query);

     // If a record was found then set region variables
     if ($results !== false && mysql_num_rows($results) > 0) {
        $row = mysql_fetch_array($results);
        $region_num = $row['record_num'];
        $region_descr = $row['description'];
        $region = $rval;
     }
  }


  $sval = "";
  if (isset($param1) && strlen($param1) > 0 && $region_num == 0) {
     $sval = $param1;
  }

  if (isset($param2) && strlen($param2) > 0) {
     $sval = $param2;
  }

  if (isset($sval) && strlen($sval) > 0) {
     // Check if first parameter is a subcategory
     $query = "select description,record_num from portal_subcategories " .
              "where category_num = $category_num " .
              "and subcategory = '$sval'";
     $results = db_query($query);

     if ($results !== false && mysql_num_rows($results) > 0) {
        $row = mysql_fetch_array($results);
        $subcategory_num = $row['record_num'];
        $subcategory_descr = $row['description'];
        $subcategory = $sval;
     }
  }


  //
  // Get regions for this site
  //
  include "include/get-regions.php";


  //
  // Get subcategories for this category
  //
  include "include/get-subcategories.php";

}


// Handle invalid parameters
if (isset($param1) && strlen($param1) > 0 && isset($param2) && strlen($param2) > 0) {
   if ($region_num == 0 && $subcategory_num == 0) {
      header("Location: /$cat/");
      exit;
   }

   if ($region_num == 0 && $subcategory_num != 0) {
      header("Location: /$cat/$param2/");
      exit;
   }

   if ($region_num != 0 && $subcategory_num == 0) {
      header("Location: /$cat/$param1/");
      exit;
   }
}

// Handle single parameter errors
if (isset($param1) && strlen($param1) > 0 && (!isset($param2) || strlen($param2) == 0)) {
   if ($region_num == 0 && $subcategory_num == 0) {
      header("Location: /$cat/");
      exit;
   }
}


//
// Display the page
//
include "template.php";

?>