From ab5d8d4e07bb3c8230d0285ef8902ef1979fce51 Mon Sep 17 00:00:00 2001
From: emkael <emkael@tlen.pl>
Date: Thu, 18 Oct 2018 02:39:34 +0200
Subject: Updating Smarty

---
 .../smarty_internal_method_unregisterfilter.php    | 43 ++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 lib/smarty/sysplugins/smarty_internal_method_unregisterfilter.php

(limited to 'lib/smarty/sysplugins/smarty_internal_method_unregisterfilter.php')

diff --git a/lib/smarty/sysplugins/smarty_internal_method_unregisterfilter.php b/lib/smarty/sysplugins/smarty_internal_method_unregisterfilter.php
new file mode 100644
index 0000000..9cb494a
--- /dev/null
+++ b/lib/smarty/sysplugins/smarty_internal_method_unregisterfilter.php
@@ -0,0 +1,43 @@
+<?php
+
+/**
+ * Smarty Method UnregisterFilter
+ *
+ * Smarty::unregisterFilter() method
+ *
+ * @package    Smarty
+ * @subpackage PluginsInternal
+ * @author     Uwe Tews
+ */
+class Smarty_Internal_Method_UnregisterFilter extends Smarty_Internal_Method_RegisterFilter
+{
+    /**
+     * Unregisters a filter function
+     *
+     * @api  Smarty::unregisterFilter()
+     *
+     * @link http://www.smarty.net/docs/en/api.unregister.filter.tpl
+     *
+     * @param \Smarty_Internal_TemplateBase|\Smarty_Internal_Template|\Smarty $obj
+     * @param string                                                          $type filter type
+     * @param callback|string                                                 $callback
+     *
+     * @return \Smarty|\Smarty_Internal_Template
+     * @throws \SmartyException
+     */
+    public function unregisterFilter(Smarty_Internal_TemplateBase $obj, $type, $callback)
+    {
+        $smarty = $obj->_getSmartyObj();
+        $this->_checkFilterType($type);
+        if (isset($smarty->registered_filters[ $type ])) {
+            $name = is_string($callback) ? $callback : $this->_getFilterName($callback);
+            if (isset($smarty->registered_filters[ $type ][ $name ])) {
+                unset($smarty->registered_filters[ $type ][ $name ]);
+                if (empty($smarty->registered_filters[ $type ])) {
+                    unset($smarty->registered_filters[ $type ]);
+                }
+            }
+        }
+        return $obj;
+    }
+}
-- 
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