<?php
/**
* Mainfile Manager Class
*
* @copyright	http://www.xoops.org/ The XOOPS Project
* @copyright	XOOPS_copyrights.txt
* @copyright	http://www.impresscms.org/ The ImpressCMS Project
* @license	LICENSE.txt
* @package	installer
* @since	XOOPS
* @author	http://www.xoops.org The XOOPS Project
* @author	modified by UnderDog <underdog@impresscms.org>
* @version	$Id: mainfilemanager.php 20151 2010-09-17 10:58:25Z m0nty_ $
*/

/**
* mainfile manager for XOOPS installer
*
* @author Haruki Setoyama  <haruki@planewave.org>
* @version $Id: mainfilemanager.php 20151 2010-09-17 10:58:25Z m0nty_ $
* @access public
**/

error_reporting(0); // prevents path disclosure from null arrays when accessing class directly, comment to allow.

class mainfile_manager {

    var $path = '../mainfile.php';
    var $distfile = './templates/mainfile.dist.php';
    var $rewrite = array();

    var $report = '';
    var $error = false;

    function mainfile_manager(){
    }

    function setRewrite($def, $val){
        $this->rewrite[$def] = $val;
    }

    function copyDistFile(){
        if ( ! copy($this->distfile, $this->path) ) {
            $this->report .= _NGIMG.sprintf(_INSTALL_L126, "<b>".$this->path."</b>")."<br />\n";
            $this->error = true;
            return false;
        }
        $this->report .= _OKIMG.sprintf(_INSTALL_L125, "<b>".$this->path."</b>", "<b>".$this->distfile."</b>")."<br />\n";
        return true;
    }

    function doRewrite(){
		clearstatcache();
        if ( ! $file = fopen($this->path,"r") ) {
            $this->error = true;
            return false;
        }
        $content = fread($file, filesize($this->path) );
        fclose($file);

        foreach($this->rewrite as $key => $val){
            if(is_int($val) &&
	            preg_match("/(define\()([\"'])(".$key.")\\2,\s*([0-9]+)\s*\)/",$content)){
				if ($key == 'PROTECTOR1' || $key == 'PROTECTOR2') {
	            	$content = preg_replace("/(define\()([\"'])(".$key.")\\2,\s*([0-9]+)\s*\)/", $val, $content);
	                $this->report .= _OKIMG.sprintf(_INSTALL_L121, "<b>$key</b>", $val)."<br />\n";
	                continue;
				}
	            $content = preg_replace("/(define\()([\"'])(".$key.")\\2,\s*([0-9]+)\s*\)/"
	            , "define('".$key."', ".$val.")"
	            , $content);
	            $this->report .= _OKIMG.sprintf(_INSTALL_L121, "<b>$key</b>", $val)."<br />\n";
            }
            elseif (preg_match("/(define\()([\"'])(".$key.")\\2,\s*([\"'])(.*?)\\4\s*\)/",$content)) {
                if ($key == 'PROTECTOR1' || $key == 'PROTECTOR2'){
					$content = preg_replace("/(define\()([\"'])(".$key.")\\2,\s*([\"'])(.*?)\\4\s*\)/", $val, $content);
					$this->report .= _OKIMG.sprintf(_INSTALL_L121, "<b>$key</b>", $val)."<br />\n";
					ontinue;
                }
                $content = preg_replace("/(define\()([\"'])(".$key.")\\2,\s*([\"'])(.*?)\\4\s*\)/"
                , "define('".$key."', '". str_replace( '$', '\$', addslashes( $val ) ) ."')"
                , $content);
                $this->report .= _OKIMG.sprintf(_INSTALL_L121, "<b>$key</b>", $val)."<br />\n";
            } else {
                $this->error = true;
                $this->report .= _NGIMG.sprintf(_INSTALL_L122, "<b>$val</b>")."<br />\n";
            }
        }

        if ( !$file = fopen($this->path,"w") ) {
            $this->error = true;
            return false;
        }

        if ( fwrite($file,$content) == -1 ) {
            fclose($file);
            $this->error = true;
            return false;
        }

        fclose($file);

        return true;
    }

    function report(){
        $content = "<table align='center'><tr><td align='left'>\n";
        $content .= $this->report;
        $content .= "</td></tr></table>\n";
        return $content;
    }

    function error(){
        return $this->error;
    }
}

?>