<?php
/**
 * <tasks:unixeol>
 *
 * PHP versions 4 and 5
 *
 * LICENSE: This source file is subject to version 3.0 of the PHP license
 * that is available through the world-wide-web at the following URI:
 * http://www.php.net/license/3_0.txt.  If you did not receive a copy of
 * the PHP License and are unable to obtain it through the web, please
 * send a note to license@php.net so we can mail you a copy immediately.
 *
 * @category   pear
 * @package    PEAR
 * @author     Greg Beaver <cellog@php.net>
 * @copyright  1997-2008 The PHP Group
 * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
 * @version    CVS: $Id: Unixeol.php,v 1.9 2008/01/03 20:26:37 cellog Exp $
 * @link       http://pear.php.net/package/PEAR
 * @since      File available since Release 1.4.0a1
 */
/**
 * Base class
 */
require_once 'PEAR/Task/Common.php';
/**
 * Implements the unix line endings file task.
 * @category   pear
 * @package    PEAR
 * @author     Greg Beaver <cellog@php.net>
 * @copyright  1997-2008 The PHP Group
 * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
 * @version    Release: 1.7.1
 * @link       http://pear.php.net/package/PEAR
 * @since      Class available since Release 1.4.0a1
 */
class PEAR_Task_Unixeol extends PEAR_Task_Common
{
    var $type = 'simple';
    var $phase = PEAR_TASK_PACKAGE;
    var $_replacements;

    /**
     * Validate the raw xml at parsing-time.
     * @param PEAR_PackageFile_v2
     * @param array raw, parsed xml
     * @param PEAR_Config
     * @static
     */
    function validateXml($pkg, $xml, &$config, $fileXml)
    {
        if ($xml != '') {
            return array(PEAR_TASK_ERROR_INVALID, 'no attributes allowed');
        }
        return true;
    }

    /**
     * Initialize a task instance with the parameters
     * @param array raw, parsed xml
     * @param unused
     */
    function init($xml, $attribs)
    {
    }

    /**
     * Replace all line endings with line endings customized for the current OS
     *
     * See validateXml() source for the complete list of allowed fields
     * @param PEAR_PackageFile_v1|PEAR_PackageFile_v2
     * @param string file contents
     * @param string the eventual final file location (informational only)
     * @return string|false|PEAR_Error false to skip this file, PEAR_Error to fail
     *         (use $this->throwError), otherwise return the new contents
     */
    function startSession($pkg, $contents, $dest)
    {
        $this->logger->log(3, "replacing all line endings with \\n in $dest");
        return preg_replace("/\r\n|\n\r|\r|\n/", "\n", $contents);
    }
}
?>