54 lines
1.4 KiB
PHP
54 lines
1.4 KiB
PHP
<?php
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/**
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* Copyright 2012-2017 Horde LLC (http://www.horde.org/)
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*
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* See the enclosed file LICENSE for license information (ASL). If you
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* did not receive this file, see http://www.horde.org/licenses/apache.
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*
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* @author Mike Cochrane <mike@graftonhall.co.nz>
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* @author Jan Schneider <jan@horde.org>
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* @category Horde
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* @license http://www.horde.org/licenses/apache ASL
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* @package Ingo
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*/
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/**
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* The Ingo_Script_Sieve_Action class represents an action in a Sieve script.
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*
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* An action is anything that has a side effect eg: discard, redirect.
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*
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* @author Mike Cochrane <mike@graftonhall.co.nz>
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* @author Jan Schneider <jan@horde.org>
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* @category Horde
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* @license http://www.horde.org/licenses/apache ASL
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* @package Ingo
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*/
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abstract class Ingo_Script_Sieve_Action implements Ingo_Script_Item
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{
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/**
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* Any necessary action parameters.
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*
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* @var array
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*/
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protected $_vars = array();
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/**
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* Checks if the rule parameters are valid.
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*
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* @return boolean|string True if this rule is valid, an error message
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* otherwise.
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*/
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abstract public function check();
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/**
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* Returns a list of sieve extensions required for this rule and any
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* sub-rules.
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*
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* @return array A Sieve extension list.
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*/
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public function requires()
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{
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return array();
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}
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}
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