add debug

booking.variety_admin.inc

@@ -625,9 +625,11 @@ function booking_varietysessions_csv_report($timeslot_id) {
     $rows[] = $output;
     //$row = implode($delimiter, $output) . "\n";
     //$csv .= $row; 
-    
   }
 
+  watchdog('booking_debug', "<pre>Variety session spreadsheet rows\n@info</pre>", 
+    array('@info' => print_r( $rows, true)));  
+
   // Create headers for Excel spreadsheet
   $filename = 'bookings-timeslot-' . $timeslot_id . '-variety-sessions-' . format_date(time(), 'custom', 'Y-m-d-His') . ".xlsx";
   header('Content-disposition: attachment; filename="'.XLSXWriter::sanitize_filename($filename).'"');