mainfilemanager.php

<?php
 
class mainfile_manager {
 
    public $path = '../mainfile.php';
    public $distfile = '../mainfile.dist.php';
    public $rewrite = [];
 
    public $report = [];
    public $error = false;
 
    public function setRewrite( $def, $val ) {
        $this->rewrite[ $def ] = $val;
    }
 
    public function copyDistFile() {
        if ( ! copy( $this->distfile, $this->path ) ) {
            $this->report[] = _NGIMG . sprintf( _INSTALL_L126, '<b>' . $this->path . '</b>' );
            $this->error    = true;
 
            return false;
        }
        $this->report[] = _OKIMG . sprintf( _INSTALL_L125, '<b>' . $this->path . '</b>', '<b>' . $this->distfile . '</b>' );
 
        return true;
    }
 
    public function doRewrite() {
        if ( ! $file = fopen( $this->path, 'r' ) ) {
            $this->error = true;
 
            return false;
        }
        clearstatcache();
        $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 ) ) {
                $content        = preg_replace( "/(define\‍()([\"'])(" . $key . ")\\2,\s*([0-9]+)\s*\‍)/", "define('" . $key . "', " . $val . ')', $content );
                $this->report[] = _OKIMG . sprintf( _INSTALL_L121, "<b>$key</b>", $val );
            } elseif ( preg_match( "/(define\‍()([\"'])(" . $key . ")\\2,\s*([\"'])(.*?)\\4\s*\‍)/", $content ) ) {
                if ( 'XOOPS_DB_TYPE' === $key && 'mysql' === $val ) {
                    $content        = preg_replace( "/(define\‍()([\"'])(" . $key . ")\\2,\s*([\"'])(.*?)\\4\s*\‍)/", "extension_loaded('mysql')? define('XOOPS_DB_TYPE', 'mysql') : define('XOOPS_DB_TYPE', 'mysqli')", $content );
                    $this->report[] = _OKIMG . sprintf( _INSTALL_L121, '<b>' . $key . '</b>', $val );
                } else {
                    $content        = preg_replace( "/(define\‍()([\"'])(" . $key . ")\\2,\s*([\"'])(.*?)\\4\s*\‍)/", "define('" . $key . "', '" . $this->sanitize( $val ) . "')", $content );
                    $this->report[] = _OKIMG . sprintf( _INSTALL_L121, '<b>' . $key . '</b>', $val );
                }
            } else {
                $this->error    = true;
                $this->report[] = _NGIMG . sprintf( _INSTALL_L122, '<b>' . $val . '</b>' );
            }
        }
 
        if ( ! $file = fopen( $this->path, 'wb' ) ) {
            $this->error = true;
 
            return false;
        }
 
        if ( fwrite( $file, $content ) === - 1 ) {
            fclose( $file );
            $this->error = true;
 
            return false;
        }
 
        fclose( $file );
 
        return true;
    }
 
    public function report() {
        return $this->report;
    }
 
    public function error() {
        return $this->error;
    }
 
    public function sanitize( $val ) {
        $val = addslashes( $val );
 
        return str_replace( '$', '\$', $val );
    }
}