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<?php
/**
* Smarty Method UnloadFilter
*
* Smarty::unloadFilter() method
*
* @package Smarty
* @subpackage PluginsInternal
* @author Uwe Tews
*/
class Smarty_Internal_Method_UnloadFilter extends Smarty_Internal_Method_LoadFilter
{
/**
* load a filter of specified type and name
*
* @api Smarty::unloadFilter()
*
* @link http://www.smarty.net/docs/en/api.unload.filter.tpl
*
* @param \Smarty_Internal_TemplateBase|\Smarty_Internal_Template|\Smarty $obj
* @param string $type filter type
* @param string $name filter name
*
* @return bool
*/
public function unloadFilter(Smarty_Internal_TemplateBase $obj, $type, $name)
{
$smarty = $obj->_getSmartyObj();
$this->_checkFilterType($type);
if (isset($smarty->registered_filters[ $type ])) {
$_filter_name = "smarty_{$type}filter_{$name}";
if (isset($smarty->registered_filters[ $type ][ $_filter_name ])) {
unset ($smarty->registered_filters[ $type ][ $_filter_name ]);
if (empty($smarty->registered_filters[ $type ])) {
unset($smarty->registered_filters[ $type ]);
}
}
}
return $obj;
}
}
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