Document: Make 'show_system_folders' course setting dependent on 'show_default_folders' platform setting - refs #3621

main/course_info/infocours.php

@@ -315,14 +315,14 @@ if (api_get_setting('documents_default_visibility_defined_in_course') === 'true'
     $globalGroup[get_lang('DocumentsDefaultVisibility')] = $group;
 }
 
-$group = [
+if (api_get_setting('show_default_folders') == 'true') {
+    $group = [
         $form->createElement('radio', 'show_system_folders', null, get_lang('Yes'), 1),
         $form->createElement('radio', 'show_system_folders', null, get_lang('No'), 2),
-];
-
-$globalGroup[get_lang('ShowSystemFolders')] = $group;
+    ];
 
-$myButton = $form->addButtonSave(get_lang('SaveSettings'), 'submit_save', true);
+    $globalGroup[get_lang('ShowSystemFolders')] = $group;
+}
 
 $group = [];
 $group[] = $form->createElement(
@@ -335,6 +335,7 @@ $group[] = $form->createElement(
 $group[] = $form->createElement('radio', 'enable_document_auto_launch', null, get_lang('Deactivate'), 0);
 $globalGroup[get_lang('DocumentAutoLaunch')] = $group;
 
+$myButton = $form->addButtonSave(get_lang('SaveSettings'), 'submit_save', true);
 $globalGroup[] = $myButton;
 
 $form->addPanelOption(