--- loncom/homework/structuretags.pm	2023/11/07 12:26:00	1.579
+++ loncom/homework/structuretags.pm	2023/11/17 17:02:21	1.580
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: structuretags.pm,v 1.579 2023/11/07 12:26:00 raeburn Exp $
+# $Id: structuretags.pm,v 1.580 2023/11/17 17:02:21 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -835,13 +835,18 @@ sub problem_edit_action_button {
 
 sub problem_edit_buttons {
    my ($mode)=@_;
+   my %editors = &Apache::loncommon::permitted_editors();
 # Buttons that save
    my $result = '<div style="float:right">';
    if ($mode eq 'editxml') {
-       $result.=&problem_edit_action_button('subsaveedit','saveeditxml','s','Save and EditXML');
+       if ($editors{'xml'}) {
+           $result.=&problem_edit_action_button('subsaveedit','saveeditxml','s','Save and EditXML');
+       }
        $result.=&problem_edit_action_button('subsaveview','saveviewxml','v','Save and View');
    } else {
-       $result.=&problem_edit_action_button('subsaveedit','saveedit','s','Save and Edit');
+       if ($editors{'edit'}) {
+           $result.=&problem_edit_action_button('subsaveedit','saveedit','s','Save and Edit');
+       }
        $result.=&problem_edit_action_button('subsaveview','saveview','v','Save and View');
    }
    $result.="\n</div>\n";
@@ -849,13 +854,17 @@ sub problem_edit_buttons {
    $result .= '<div>'.
               &problem_edit_action_button('subdiscview','discard','d','Discard Edits and View',1);
    if ($mode eq 'editxml') {
-       $result.=&problem_edit_action_button('subedit','edit','e','Edit',1);
+       if ($editors{'edit'}) {
+           $result.=&problem_edit_action_button('subedit','edit','e','Edit',1);
+       }
        $result.=&problem_edit_action_button('subundo','undoxml','u','Undo',1);
        if (&Apache::loncommon::nocodemirror()) {
            $result.=&Apache::lonhtmlcommon::dragmath_button("LC_editxmltext",1);
        }
    } else {
-       $result.=&problem_edit_action_button('subeditxml','editxml','x','EditXML',1);
+       if ($editors{'xml'}) {
+           $result.=&problem_edit_action_button('subeditxml','editxml','x','EditXML',1);
+       }
        $result.=&problem_edit_action_button('subundo','undo','u','Undo',1);
    }
    $result.="\n</div>";
@@ -927,6 +936,7 @@ sub option {
 
 sub problem_web_to_edit_header {
     my ($rndseed)=@_;
+    my %editors = &Apache::loncommon::permitted_editors();
     my $result .= '<div class="LC_edit_problem_header">';
 
     if (!$Apache::lonhomework::parsing_a_task) {
@@ -1056,11 +1066,16 @@ $show_all
    <hr />
    <div>';
     $result.='<input type="hidden" name="problemmode" value="view" />';
-    $result .= '<input type="button" name="submitmode" accesskey="e" value="'.&mt('Edit').'" '.
-               'onclick="javascript:setmode(this.form,'."'edit'".')" />';
-    $result .= '<input type="button" name="submitmode" accesskey="x" value="'.&mt('EditXML').'" '.
-               'onclick="javascript:setmode(this.form,'."'editxml'".')" />';
-    if ($env{'browser.type'} ne 'explorer' || $env{'browser.version'} > 9) {
+    if ($editors{'edit'}) {
+        $result .= '<input type="button" name="submitmode" accesskey="e" value="'.&mt('Edit').'" '.
+                   'onclick="javascript:setmode(this.form,'."'edit'".')" />';
+    }
+    if ($editors{'xml'}) {
+        $result .= '<input type="button" name="submitmode" accesskey="x" value="'.&mt('EditXML').'" '.
+                   'onclick="javascript:setmode(this.form,'."'editxml'".')" />';
+    }
+    if (($editors{'daxe'}) &&
+        ($env{'browser.type'} ne 'explorer' || $env{'browser.version'} > 9)) {
         my $uri = $env{'request.uri'};
         my $daxeurl = '/daxepage'.$uri;
         $result .= '<input type="button" value="'.&mt('Edit with Daxe').'" '.