class.t3lib_utility_dependency_callback.php

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<?php
/***************************************************************
 * Copyright notice
 *
 * (c) 2010-2011 Oliver Hader <oliver@typo3.org>
 * All rights reserved
 *
 * This script is part of the TYPO3 project. The TYPO3 project is
 * free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * The GNU General Public License can be found at
 * http://www.gnu.org/copyleft/gpl.html.
 * A copy is found in the textfile GPL.txt and important notices to the license
 * from the author is found in LICENSE.txt distributed with these scripts.
 *
 *
 * This script is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * This copyright notice MUST APPEAR in all copies of the script!
 ***************************************************************/

/**
 * Object to hold information on a callback to a defined object and method.
 */
class t3lib_utility_Dependency_Callback {
    /**
     * @var object
     */
    protected $object;

    /**
     * @var string
     */
    protected $method;

    /**
     * @var array
     */
    protected $targetArguments;

    /**
     * Creates the objects.
     *
     * @param object $object
     * @param string $method
     * @param array $targetArguments (optional)
     */
    public function __construct($object, $method, array $targetArguments = array()) {
        $this->object = $object;
        $this->method = $method;
        $this->targetArguments = $targetArguments;
        $this->targetArguments['target'] = $object;
    }

    /**
     * Executes the callback.
     *
     * @param array $callerArguments
     * @param object $caller
     * @param string $eventName
     * @return mixed
     */
    public function execute(array $callerArguments = array(), $caller, $eventName) {
        return call_user_func_array(
            array($this->object, $this->method),
            array($callerArguments, $this->targetArguments, $caller, $eventName)
        );
    }
}