<?php
require_once("include/globals.php");

if (SessionActive() != 1 || ! UserLoggedIn()) {
   header("Location: /");
   exit();
}


//
// Process all actions to list and edit records
//
$CurrentTable = "photo_gallery_categories";
$DeleteField  = "category_title";
$dSeparator   = " ";
$FormFile     = "photo_gallery_categories.form.php";
$TitleText    = "Gallery Category";
$OrderBy      = "sequence,category_title";
$Sequence     = 'Y';


// Start the template and output buffering
startTemplate();
$templatePageTitle = "$TitleText " . getLanguageText('TEXT-ADMINISTRATION');


// Ensure that only valid user types have access to this module
$AllowedUserTypes = array('SuperUser','System Administrator','Communications Administrator');
if (checkPermission($AllowedUserTypes) != 1) {
   $error_message = getLanguageText('ERRORMSG-ACCESS-DENIED');
   $action = '';
   $naction = '';
   header("Location: /?action=$action&naction=$naction&form_message=" . urlencode($form_message) . "&error_message=" . urlencode($error_message));
   exit();
}



$naction = "";
if (array_key_exists('naction',$_GET)) $naction = $_GET['naction'];
if (array_key_exists('naction',$_POST)) $naction = $_POST['naction'];

$school_num = $school_record['record_num'];


switch (strtolower($naction)) {
   case "add":
      $next_naction = "insert";
      $active = 'Y';

      include $FormFile;
      break;

   case "edit":
      $next_naction = "update";

      // Get current record
      $record_num = intval($_GET['record_num']);
      $query = "select * from $CurrentTable where record_num = $record_num";
      $results = db_query($query);
      if (db_num_rows($results) == 1) {
         $row = db_fetch_array($results);
         extract($row);
         include $FormFile;
      }
      else {
         $error_message = getLanguageText('ERRORMSG-NOT-FOUND');
         $naction = 'list';
         header("Location: /?action=$action&naction=$naction&form_message=" . urlencode($form_message) . "&error_message=" . urlencode($error_message));
         exit();
      }
      break;

   case "delete":
      $record_num = intval($_GET['record_num']);

      // Check if there are galleries in this category
      $query = "select count(*) num from photo_galleries " .
               "where school_num = $school_num " .
               "and category_num = $record_num";
      $count = db_getVal($query);

      if ($count > 0) {
         $error_message = "Error: This category has galleries in it.  Unable to delete";
         $naction = 'list';
         break;
      }

      $query = "select * from $CurrentTable where record_num = $record_num";
      $results = db_query($query);
      if (db_num_rows($results) == 1) {
         $row = db_fetch_array($results);
         extract($row);

         $dFields = explode(",",$DeleteField);
         $dTitle = "$TitleText ";
         for ($i = 0; $i < count($dFields); $i++) {
            $dTitle .= $row[$dFields[$i]] . $dSeparator;
         }

         include "delete.form.php";
      }
      else {
         $error_message = getLanguageText('ERRORMSG-NOT-FOUND');
         $naction = 'list';
         header("Location: /?action=$action&naction=$naction&form_message=" . urlencode($form_message) . "&error_message=" . urlencode($error_message));
         exit();
      }
      break;

   case "search":
      $PageTitle = "Search for a $TitleText";
      $ButtonText = "Lookup $TitleText";
      $ChoosePagination = 'Y';
      $next_naction = "lookup";

      include $FormFile;
      break;

   case "lookup":
      extract($_POST);
      $table = new Table("$CurrentTable");
      $lookup_query = $table->BuildQuery("","","gc.");
      $lookup_where = "";
      if (strpos("where ",$lookup_query) !== false) $lookup_where = preg_replace("/.* where/i","where",$lookup_query);
      if (strpos("order by ",$lookup_where) !== false) $lookup_where = preg_replace("/ order by .*/i","",$lookup_where);
      $naction = "list";
      $TitleText = "$TitleText Lookup";
      break;

   case "fetch":
      $lookup_where = "where photo_gallery_category.record_num = $record_num";
      $naction = "list";
      $TitleText = "$TitleText Lookup";
      break;

   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) . "&error_message=" . urlencode($error_message));
      exit();

   default:
      $naction = "list";
      break;
}


//
// List all records if naction is "list"
//
if ($naction == "list") {

?>
 <script src="include/TableDnD.js" type="text/javascript"></script>
<?php

   // Ensure that the school_num is included in the lookup_where
   if (isset($lookup_where) && strlen($lookup_where) > 0) {
      $lookup_where .= " and gc.school_num = $school_num ";
   }
   else {
      $lookup_where = "where gc.school_num = $school_num ";
   }


   $scriptName = str_replace("/m/data1/app.hotlunches.net/","",__FILE__);
   include "help.docs.php";

   // Get records to display
   $columnHeaders = array(getLanguageText('TEXT-TITLE'),
                          getLanguageText('TEXT-COUNT')
                          );
   $columnAlign   = array('left','center');
   $query = "select category_title,count(g.record_num),gc.sequence,gc.record_num " .
            "from photo_gallery_categories as gc left join photo_galleries as g on g.category_num = gc.record_num " .
            $lookup_where .
            "group by 1,3,4 " .
            "order by $OrderBy";
   $results = db_query($query);

   $message_width = $default_data_width;
   include "form.messages.php";

   echo("<center>\n");
   echo("<p><b>$TitleText List</b></p>\n");

   sortData($results,$columnHeaders,$action,array(),'Y',$columnAlign);

   echo("</center>\n");
}

endTemplate();
?>