--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/plugins/archive/archive.js	Thu Jan 04 15:50:29 2018 -0500
@@ -0,0 +1,64 @@
+/**
+ * Archive plugin script
+ * @version 3.0
+ *
+ * @licstart  The following is the entire license notice for the
+ * JavaScript code in this file.
+ *
+ * Copyright (c) 2012-2016, The Roundcube Dev Team
+ *
+ * The JavaScript code in this page is free software: you can redistribute it
+ * and/or modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * @licend  The above is the entire license notice
+ * for the JavaScript code in this file.
+ */
+
+function rcmail_archive(prop)
+{
+  if (rcmail_is_archive())
+    return;
+
+  var post_data = rcmail.selection_post_data();
+
+  // exit if selection is empty
+  if (!post_data._uid)
+    return;
+
+  rcmail.show_contentframe(false);
+
+  // Disable message command buttons until a message is selected
+  rcmail.enable_command(rcmail.env.message_commands, false);
+  rcmail.enable_command('plugin.archive', false);
+
+  // let the server sort the messages to the according subfolders
+  rcmail.with_selected_messages('move', post_data, null, 'plugin.move2archive');
+}
+
+function rcmail_is_archive()
+{
+  // check if current folder is an archive folder or one of its children
+  return rcmail.env.mailbox == rcmail.env.archive_folder
+    || rcmail.env.mailbox.startsWith(rcmail.env.archive_folder + rcmail.env.delimiter);
+}
+
+// callback for app-onload event
+if (window.rcmail) {
+  rcmail.addEventListener('init', function(evt) {
+    // register command (directly enable in message view mode)
+    rcmail.register_command('plugin.archive', rcmail_archive, rcmail.env.uid && !rcmail_is_archive());
+
+    // add event-listener to message list
+    if (rcmail.message_list)
+      rcmail.message_list.addEventListener('select', function(list) {
+        rcmail.enable_command('plugin.archive', list.get_selection().length > 0 && !rcmail_is_archive());
+      });
+
+    // set css style for archive folder
+    var li;
+    if (rcmail.env.archive_folder && (li = rcmail.get_folder_li(rcmail.env.archive_folder, '', true)))
+      $(li).addClass('archive');
+  });
+}