fix keeping the current page

lib/plugins/styler/action.php

@@ -90,6 +90,9 @@ class action_plugin_styler extends DokuWiki_Action_Plugin {
         $event->preventDefault();
         $event->stopPropagation();
 
+        global $ID;
+        $ID = getID();
+
         /** @var admin_plugin_styler $hlp */
         $hlp = plugin_load('admin', 'styler');
         $hlp->form(true);

lib/plugins/styler/admin.php

@@ -61,7 +61,6 @@ class admin_plugin_styler extends DokuWiki_Admin_Plugin {
     public function form($isajax) {
         global $conf;
         global $ID;
-        $tpl = $conf['template'];
         define('SIMPLE_TEST', 1); // hack, ideally certain functions should be moved out of css.php
         require_once(DOKU_INC.'lib/exe/css.php');
         $styleini     = css_styleini($conf['template'], true);

lib/plugins/styler/script.js

@@ -4,7 +4,7 @@ jQuery(function () {
     // user openend the admin page, set cookie and redirect
     if (jQuery('#plugin__styler').length) {
         DokuCookie.setValue('styler_plugin', 1);
-        document.location.href = DOKU_BASE;
+        document.location.href = document.location.href.replace(/do=admin/, '');
     }
 
     // The Styler Dialog is currently enabled, display it here and apply the preview styles
@@ -15,7 +15,8 @@ jQuery(function () {
         $dialog.load(
                 DOKU_BASE + '/lib/exe/ajax.php',
             {
-                'call': 'plugin_styler'
+                'call': 'plugin_styler',
+                'id': JSINFO.id
             },
             function () {
                 // load the preview template