<?php
$ValidAccess = 2010;
require_once("include/globals.php");

// Guarded session handling to avoid warnings and align with other modules
if (session_status() === PHP_SESSION_NONE) {
   if (!empty($sessionName)) {
      session_name($sessionName);
   }
   session_start();
}


//
// Ensure that the user is logged in
//
if (SessionActive() != 1 || !UserLoggedIn()) {
   header("Location: /?action=order-details&schedule_num=$schedule_num&menu_num=$menu_num&error_code=NOACCESS");
   exit();
}


// Check permissions
$AllowedUserTypes = array('SuperUser','System Administrator','Application Administrator','Application Volunteer','Schedule Volunteer','Administration Team','Schedule Team','Supplier');
if (checkPermission($AllowedUserTypes) != 1) {
   header("Location: /?action=order-details&schedule_num=$schedule_num&menu_num=$menu_num&error_code=NOACCESS");
   exit();
}


//
// Get and validate the parameters
//
unset($schedule_num);
unset($menu_num);
unset($selected_groups);
if (array_key_exists('schedule_num',$_POST)) $schedule_num = intval($_POST['schedule_num']);
if (array_key_exists('menu_num',$_POST)) $menu_num = intval($_POST['menu_num']);
if (array_key_exists('selected_groups',$_POST)) $selected_groups = $_POST['selected_groups'];

if (!isset($schedule_num)) {
   header("Location: /?action=order-details&schedule_num=$schedule_num&menu_num=$menu_num&error_code=NOSCHED");
   exit();
}

if (!isset($menu_num)) {
   header("Location: /?action=order-details&schedule_num=$schedule_num&menu_num=$menu_num&error_code=NOMENU");
   exit();
}

if (!isset($selected_groups)) {
   header("Location: /?action=order-details&schedule_num=$schedule_num&menu_num=$menu_num&error_code=NOGROUPS");
   exit();
}

$groups = implode(', ',$selected_groups);


// Check if this is a valid schedule
$query = "select * from hotlunch_schedules " .
         "where school_num = $school_num " .
         "and record_num = $schedule_num";
$results = db_query($query);

if (db_num_rows($results) == 0) {
   header("Location: /?action=order-details&schedule_num=$schedule_num&menu_num=$menu_num&error_code=INVALIDSCHED");
   exit();
}

$hotlunch_schedule = db_fetch_array($results);
$schedule_name = $hotlunch_schedule['schedule_name'];


// If this is a ScheduleTeam user check if they have permission to access this schedule
if (in_array($_SESSION['UserInfo']['type'],array('Schedule Team','Schedule Volunteer'))) {
   $userNum = $_SESSION['UserInfo']['record_num'];
   $access = db_getVal("SELECT count(*) FROM hotlunch_schedules_people WHERE school_num = $school_num AND schedule_num = $schedule_num AND user_num = $userNum");

   if (!$access || $access == 0) {
      header("Location: /?action=order-details&schedule_num=$schedule_num&menu_num=$menu_num&error_code=NOACCESS");
      exit();
   }
}


// Check if this is a valid menu
$query = "select * from hotlunch_menu_dates " .
         "where school_num = $school_num " .
         "and schedule_num = $schedule_num " .
         "and record_num = $menu_num";
$results = db_query($query);

if (db_num_rows($results) == 0) {
   header("Location: /?action=order-details&schedule_num=$schedule_num&menu_num=$menu_num&error_code=INVALIDMENU");
   exit();
}

$hotlunch_menu_date = db_fetch_array($results);
$menu_title = $hotlunch_menu_date['menu_title'];
$menu_date = date("D M j Y",strtotime($hotlunch_menu_date['menu_date']));


$school_name = $school_record['school_name'];


//
// Get set of people to process
//
$people = db_query("SELECT * FROM people WHERE school_num = $base_school_num ORDER BY last_name,first_name");


// Initialize the PDF document
$document_font        = "Arial";
$document_font_weight = "";
$document_text_color  = "#000000";
$document_font_size   = 9;
$incr = 8;


//
// Setup PDF document
//
define('FPDF_FONTPATH',"font/");
require("include/fpdi.php");

$pdf= new fpdi('P','pt','Letter');

$pdf->addPage();
$pdf->SetAutoPageBreak(true,10);

$font_parm = $document_font_weight;
$font_red   = hexdec(substr(str_replace("#","",$document_text_color),0,2));
$font_green = hexdec(substr(str_replace("#","",$document_text_color),2,2));
$font_blue  = hexdec(substr(str_replace("#","",$document_text_color),4,2));

$pdf->SetTextColor($font_red,$font_green,$font_blue);

// Set parameters for this document
$start_row = 15;
$max_rows = 750;
$curr_row = $start_row;
$new_page = true;

$left_col = 15;
$title_col = 200;
$group_col = 50;
$qty_col = 75;
$item_col = 100;

$max_line_length = 5;


$pdf->SetFont("Arial",$font_parm,$document_font_size);
$pdf->SetFillColor(hexdec("cc"),hexdec("cc"),hexdec("cc"));


$prev_class_num = -1;

// Process each record
$page = 0;
$pCount = 0;
while ($person = db_fetch_array($people)) {
   extract($person);
   $person_num = $record_num;

   if ($curr_row >= $max_rows - $incr * 5) {
      // Add date to page
      $pdf->SetFont($document_font,"",$document_font_size - 1);
      $pdf->SetXY(200,$max_rows + 5);
      $date = date("F j, Y",time());
      $pdf->Cell(350,$incr - 1,getLanguageText('TEXT-MENU-GROUPS-REPORT').": $date",'0',1,'R');
      $pdf->SetFont($document_font,"",$document_font_size);

      $pdf->addPage();
      $curr_row = $start_row;
      $new_page = true;
   }

   // Display titles in report format on each page
   if ($new_page) {
      $pdf->SetFillColor(hexdec("cc"),hexdec("cc"),hexdec("cc"));
      $pdf->SetFont("Arial",'B',$document_font_size + 1);
      $pdf->SetXY($left_col,$curr_row);
      $pdf->Cell(580,$incr + 2,$school_name,'0',1,'L',true);

      $pdf->SetFont("Arial",'B',$document_font_size);
      $pdf->SetXY($title_col + 100,$curr_row);
      $pdf->Cell(280,$incr + 2,"$menu_date - $menu_title",'0',1,'R',true);

      $curr_row += $incr + 2;

      $pdf->SetXY($left_col,$curr_row);
      $pdf->Cell(580,$incr + 2,getLanguageText('TEXT-MENU-GROUPS-REPORT')." - $groups",'0',1,'L',true);

      $new_page = false;
      $curr_row += $incr + 10;
   }

   // Determine if this person has an Active or Unpaid order for this schedule
   $oCount = db_getVal("SELECT count(*) FROM hotlunch_order_header WHERE school_num = $school_num AND ordered_by_num = $person_num AND schedule_num = $schedule_num AND status NOT IN ('Inactive','Deleted')");
   if ($oCount == 0) continue;

   // Determine if this person has ordered items in selected group(s)
   $gCount = 0;
   for ($i = 0; $i < count($selected_groups); $i++) {
      $gCode = db_escape_string($selected_groups[$i]);
      $query = "SELECT count(*) FROM hotlunch_menu_items AS hlmi, hotlunch_order_items AS hloi " .
               "WHERE hlmi.school_num = $school_num " .
               "AND hlmi.menu_num = $menu_num " .
               "AND hlmi.menu_group = '$gCode' " .
               "AND hloi.school_num = $school_num " .
               "AND hloi.schedule_num = $schedule_num " .
               "AND hloi.menu_num = $menu_num " .
               "AND hloi.menu_item_num = hlmi.record_num " .
               "AND hloi.active != 'N' " .
               "AND hloi.ordered_by_num = $person_num";
      $itemCount = db_getVal($query);
      if ($itemCount > 0) $gCount++;
   }

   if ($gCount < count($selected_groups)) continue;
   $pCount++;

   // Display name
   $pdf->SetFont("Arial",$font_parm,$document_font_size);
   $pdf->SetFillColor(hexdec("dd"),hexdec("dd"),hexdec("dd"));

   $name = trim($first_name . ' ' . $last_name);
   if (isset($ordered_by_type) && $ordered_by_type == 'Staff') $name .= " (Staff)";
   $pdf->SetXY($left_col,$curr_row);
   $pdf->Cell(580,$incr,$name,'0',1,'L',true);
   $curr_row += $incr;

   // List items ordered
   for ($i = 0; $i < count($selected_groups); $i++) {
      $gCode = db_escape_string($selected_groups[$i]);
      $query = "SELECT * FROM hotlunch_menu_items AS hlmi, hotlunch_order_items AS hloi " .
               "WHERE hlmi.school_num = $school_num " .
               "AND hlmi.menu_num = $menu_num " .
               "AND hlmi.menu_group = '$gCode' " .
               "AND hloi.school_num = $school_num " .
               "AND hloi.schedule_num = $schedule_num " .
               "AND hloi.menu_num = $menu_num " .
               "AND hloi.menu_item_num = hlmi.record_num " .
               "AND hloi.active != 'N' " .
               "AND hloi.ordered_by_num = $person_num";
      $results = db_query($query);

      // Print the quantity and item on the report
      if (db_num_rows($results) > 0) {
         while ($row = db_fetch_array($results)) {
            $pdf->SetXY($group_col,$curr_row);
            $pdf->Cell(20,$incr,$gCode,'0',1,'L',false);

            $pdf->SetXY($qty_col,$curr_row);
            $pdf->Cell(20,$incr,$row['qty'],'0',1,'L',false);

            $pdf->SetXY($item_col,$curr_row);
            $pdf->Cell(450,$incr,$row['item_title'],'0',1,'L',false);

            $curr_row += $incr;
         }
      }
   }

   $curr_row += $incr;
}


// Print total number of people
$curr_row += $incr;
$pdf->SetXY($qty_col,$curr_row);
$pdf->Cell(450,$incr,getLanguageText('TEXT-ORDERS').": $pCount",'0',1,'L',false);

// Add date to page
$pdf->SetFont($document_font,"",$document_font_size - 1);
$pdf->SetXY(200,$max_rows + 5);
$date = date("F j, Y",time());
$pdf->Cell(350,$incr - 1,getLanguageText('TEXT-MENU-GROUPS-REPORT').": $date",'0',1,'R');
$pdf->SetFont($document_font,"",$document_font_size);


header('Pragma: public');
header('Expires: 0');
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Cache-Control: private',false);
header('Content-type: application/pdf');
header("Content-Disposition: attachment; filename=menu-groups.pdf");
header('Content-Transfer-Encoding: binary');

$pdf->Output("menu-groups.pdf","D");

?>