Attendance - Add option to set duration in calendar - refs BT#20363

main/inc/lib/attendance.lib.php

@@ -1964,6 +1964,10 @@ class Attendance
      */
     public static function getAttendanceCalendarExtraFieldValue($variable, $calendarId)
     {
+        if (true !== api_get_configuration_value('attendance_calendar_set_duration')) {
+            return false;
+        }
+
         $extraFieldValues = new ExtraFieldValue('attendance_calendar');
         $result = $extraFieldValues->get_values_by_handler_and_field_variable($calendarId, $variable);
         if (!empty($result['value'])) {

main/install/configuration.dist.php

@@ -2321,6 +2321,10 @@ INSERT INTO `extra_field` (`extra_field_type`, `field_type`, `variable`, `displa
 // Create a document extra field with field label "can_be_downloaded" of type "Checkbox options".
 // $_configuration['documents_hide_download_icon'] = false;
 
+// It adds option to define duration for a calendar in attendance sheet.
+// Create an attendance calendar extra field with field label "duration" of type "text".
+// $_configuration['attendance_calendar_set_duration'] = false;
+
 // Enable comments in attendance sheet for users
 // Require DB changes:
 // ALTER TABLE c_attendance_sheet ADD comment longtext NULL;