<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */

/**
 * PHP Version 5
 *
 * Copyright (c) 2002-2006, Sebastian Bergmann <sb@sebastian-bergmann.de>.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
 *
 *   * Neither the name of Sebastian Bergmann nor the names of his
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRIC
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * @category   Testing
 * @package    PHPUnit2
 * @author     Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @copyright  2002-2006 Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @license    http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @version    CVS: $Id: Fileloader.php,v 1.1.2.6 2005/12/19 05:43:56 sebastian Exp $
 * @link       http://pear.php.net/package/PHPUnit2
 * @since      File available since Release 2.3.0
 */

/**
 * 
 *
 * @category   Testing
 * @package    PHPUnit2
 * @author     Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @copyright  2002-2006 Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @license    http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @version    Release: 2.3.6
 * @link       http://pear.php.net/package/PHPUnit2
 * @since      Class available since Release 2.3.0
 */
class PHPUnit2_Util_Fileloader {
    /**
     * Checks if a PHP sourcefile is readable and contains no syntax errors.
     * If that is the case, the sourcefile is loaded through include_once().
     *
     * @param  string   $filename
     * @throws Exception
     * @access public
     * @static
     */
    public static function checkAndLoad($filename) {
        if (!is_readable($filename)) {
            $filename = './' . $filename;
        }

        if (!is_readable($filename)) {
            throw new Exception(
              sprintf(
                '%s could not be found or is not readable.',

                str_replace('./', '', $filename)
              )
            );
        }

        $output = shell_exec('php -l ' . escapeshellarg($filename));

        if (strpos($output, 'No syntax errors detected in') === FALSE) {
            throw new Exception(
              sprintf(
                'Syntax error in %s.',

                str_replace('./', '', $filename)
              )
            );
        }

        include_once $filename;
    }
}

/*
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?>
