67 lines
2.1 KiB
PHP
67 lines
2.1 KiB
PHP
<?php
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/* -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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# ***** BEGIN LICENSE BLOCK *****
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# This file is part of Plume Framework, a simple PHP Application Framework.
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# Copyright (C) 2001-2007 Loic d'Anterroches and contributors.
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#
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# Plume Framework is free software; you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation; either version 2.1 of the License, or
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# (at your option) any later version.
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#
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# Plume Framework is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#
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# ***** END LICENSE BLOCK ***** */
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/**
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* Signal system.
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*/
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class Pluf_Signal
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{
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/**
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* Send a signal.
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*
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* @param string Signal to be sent.
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* @param string Sender.
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* @param array Parameters
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* @return void
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*/
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public static function send($signal, $sender, &$params=array())
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{
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if (!empty($GLOBALS['_PX_signal'][$signal])) {
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foreach ($GLOBALS['_PX_signal'][$signal] as $key=>$val) {
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if ($val[2] === null or $sender == $val[2]) {
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call_user_func_array(array($val[0], $val[1]),
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array($signal, &$params));
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}
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}
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}
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}
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/**
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* Connect to a signal.
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*
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* @param string Name of the signal.
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* @param array array('class', 'method') handling the signal.
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* @param string Optional sender filtering.
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*/
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public static function connect($signal, $who, $sender=null)
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{
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if (!isset($GLOBALS['_PX_signal'][$signal])) {
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$GLOBALS['_PX_signal'][$signal] = array();
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}
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$GLOBALS['_PX_signal'][$signal][] = array($who[0], $who[1], $sender);
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}
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}
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