<?php
require_once("include/globals.php");

if (SessionActive() != 1 || ! UserLoggedIn()) {
   header("Location: /");
   exit();
}


// Ensure that only valid user types have access to this module
$AllowedUserTypes = array('SuperUser','System Administrator','Communications Administrator');
if (checkPermission($AllowedUserTypes) != 1) {
   return;
}


//
// Process all actions to list and edit records
//
$naction = "";

$CurrentTable = "photo_gallery_categories";
$DeleteField  = "category_title";
$dSeparator   = " ";
$FormFile     = "photo_gallery_categories.form.php";
$TitleText    = "Gallery Category";
$OrderBy      = "sequence,category_title";
$Sequence     = 'Y';



if (array_key_exists('naction',$_GET)) $naction = $_GET['naction'];
if (array_key_exists('naction',$_POST)) $naction = $_POST['naction'];

$school_num = $school_record['record_num'];


switch (strtolower($naction)) {
   case "insert":
      extract($_POST);

      // Get new sequence number
      if ($Sequence == 'Y') {
         $query = "select max(sequence) sequence " .
                  "from $CurrentTable " .
                  "where school_num = $school_num";
         $results = db_query($query);
         $row = db_fetch_array($results);
         $sequence = intval($row['sequence']) + 1;
      }

      $table = new Table("$CurrentTable");
      $query = $table->BuildInsert();
      db_query($query);

      $form_message = getLanguageText('RECORD-INSERTED-MSG');
      $naction = "list";

      header("Location: /?action=$action&naction=$naction&form_message=" . urlencode($form_message));
      exit();

   case "update":
      extract($_POST);
      $table = new Table("$CurrentTable");
      $query = $table->BuildUpdate();
      db_query($query);

      $form_message = getLanguageText('RECORD-UPDATED-MSG');
      $naction = "list";

      header("Location: /?action=$action&naction=$naction&form_message=" . urlencode($form_message));
      exit();

   case "delete-confirmed":
      $record_num = intval($_GET['record_num']);

      // Delete the current record
      $query = "delete from $CurrentTable where record_num = $record_num";
      db_query($query);

      $form_message = getLanguageText('RECORD-DELETED-MSG');
      $naction = "list";

      header("Location: /?action=$action&naction=$naction&form_message=" . urlencode($form_message));
      exit();

   case "save-sort":
      // Parse the hidden fields to update the sort sequence in the database
      if (array_key_exists('row_sequence',$_POST) && strlen($_POST['row_sequence']) > 0) {
         // Update the sequence to avoid duplicate keys
         db_query("UPDATE $CurrentTable SET sequence = sequence + 1000 WHERE school_num = $school_num");

         $row_sequence = db_escape_string(trim($_POST['row_sequence'], ", "));
         $item_sequence = explode(',',$row_sequence);
         for ($i = 0; $i < count($item_sequence); $i++) {
            $rnum = $item_sequence[$i];
            $sequence = $i + 1;
            $query = "update $CurrentTable set sequence = $sequence where record_num = $rnum";
            db_query($query);
         }
      }

      $form_message = getLanguageText('RECORDS-SORTED-MSG');
      $naction = "list";

      header("Location: /?action=$action&naction=$naction&form_message=" . urlencode($form_message));
      exit();
}


?>