Add "api_is_allowed_to_edit" when exporting to PDF in glossary

- Hide "export to csv/pdf" buttons for anons.

main/glossary/index.php

@@ -364,6 +364,9 @@ switch ($action) {
         Export::arrayToCsv($list, $filename);
         break;
     case 'export_to_pdf':
+        if (!api_is_allowed_to_edit(null, true)) {
+            api_not_allowed(true);
+        }
         GlossaryManager::export_to_pdf();
         break;
     case 'changeview':

main/inc/lib/glossary.lib.php

@@ -391,15 +391,20 @@ class GlossaryManager
                 Display::return_icon('new_glossary_term.png', get_lang('TermAddNew'), '', ICON_SIZE_MEDIUM).'</a>';
         }
 
-        $actionsLeft .= '<a href="index.php?'.api_get_cidreq().'&action=export">'.
-            Display::return_icon('export_csv.png', get_lang('ExportGlossaryAsCSV'), '', ICON_SIZE_MEDIUM).'</a>';
+        if (!api_is_anonymous()) {
+            $actionsLeft .= '<a href="index.php?'.api_get_cidreq().'&action=export">'.
+                Display::return_icon('export_csv.png', get_lang('ExportGlossaryAsCSV'), '', ICON_SIZE_MEDIUM).'</a>';
+        }
+
         if (api_is_allowed_to_edit(null, true)) {
             $actionsLeft .= '<a href="index.php?'.api_get_cidreq().'&action=import">'.
                 Display::return_icon('import_csv.png', get_lang('ImportGlossary'), '', ICON_SIZE_MEDIUM).'</a>';
         }
 
-        $actionsLeft .= '<a href="index.php?'.api_get_cidreq().'&action=export_to_pdf">'.
-            Display::return_icon('pdf.png', get_lang('ExportToPDF'), '', ICON_SIZE_MEDIUM).'</a>';
+        if (!api_is_anonymous()) {
+            $actionsLeft .= '<a href="index.php?'.api_get_cidreq().'&action=export_to_pdf">'.
+                Display::return_icon('pdf.png', get_lang('ExportToPDF'), '', ICON_SIZE_MEDIUM).'</a>';
+        }
 
         if (($view == 'table') || (!isset($view))) {
             $actionsLeft .= '<a href="index.php?'.api_get_cidreq().'&action=changeview&view=list">'.
@@ -409,10 +414,12 @@ class GlossaryManager
                 Display::return_icon('view_text.png', get_lang('TableView'), '', ICON_SIZE_MEDIUM).'</a>';
         }
 
-        $actionsLeft .= Display::url(
-            Display::return_icon('export_to_documents.png', get_lang('ExportToDocArea'), [], ICON_SIZE_MEDIUM),
-            api_get_self().'?'.api_get_cidreq().'&'.http_build_query(['action' => 'export_documents'])
-        );
+        if (!api_is_anonymous()) {
+            $actionsLeft .= Display::url(
+                Display::return_icon('export_to_documents.png', get_lang('ExportToDocArea'), [], ICON_SIZE_MEDIUM),
+                api_get_self().'?'.api_get_cidreq().'&'.http_build_query(['action' => 'export_documents'])
+            );
+        }
 
         /* BUILD SEARCH FORM */
         $form = new FormValidator(