Admin: Add configuration setting 'session_visibility_after_end_date_options_configuration' to limit the visible session-visibility options - refs #5543

main/inc/lib/sessionmanager.lib.php

@@ -8085,16 +8085,31 @@ class SessionManager
 
         $form->addElement('checkbox', 'show_description', null, get_lang('ShowDescription'));
 
+        $visibilityOptions = [
+            SESSION_VISIBLE_READ_ONLY => get_lang('SessionReadOnly'),
+            SESSION_VISIBLE => get_lang('SessionAccessible'),
+            SESSION_INVISIBLE => api_ucfirst(get_lang('SessionNotAccessible')),
+        ];
+
+        $visibilityOptionsConfiguration = api_get_configuration_value('session_visibility_after_end_date_options_configuration');
+        if (!empty($visibilityOptionsConfiguration)) {
+            foreach ($visibilityOptionsConfiguration['visibility_options_to_hide'] as $option) {
+                $option = trim($option);
+                if (defined($option)) {
+                    $constantValue = constant($option);
+                    if (isset($visibilityOptions[$constantValue])) {
+                        unset($visibilityOptions[$constantValue]);
+                    }
+                }
+            }
+        }
+
         $visibilityGroup = [];
         $visibilityGroup[] = $form->createElement(
             'select',
             'session_visibility',
             null,
-            [
-                SESSION_VISIBLE_READ_ONLY => get_lang('SessionReadOnly'),
-                SESSION_VISIBLE => get_lang('SessionAccessible'),
-                SESSION_INVISIBLE => api_ucfirst(get_lang('SessionNotAccessible')),
-            ]
+            $visibilityOptions
         );
         $form->addGroup(
             $visibilityGroup,

main/install/configuration.dist.php

@@ -2381,6 +2381,14 @@ INSERT INTO `extra_field` (`extra_field_type`, `field_type`, `variable`, `displa
 // they are only accessible during the active duration).
 //$_configuration['session_coach_access_after_duration_end'] = false;
 
+// Hide visibility options for session visibility after end date.
+// Admitted options: SESSION_VISIBLE_READ_ONLY, SESSION_VISIBLE, SESSION_INVISIBLE
+/*$_configuration['session_visibility_after_end_date_options_configuration'] = [
+    'visibility_options_to_hide' => [
+        'SESSION_VISIBLE_READ_ONLY '
+    ]
+];*/
+
 // Restrict the list of students to subscribe in the course session. And disable
 // registration for users in all courses from Resume Session page
 //$_configuration['session_course_users_subscription_limited_to_session_users'] = false;