Your IP : 3.17.176.72
<?php
/**
* The import/export class.
*
* @since 1.8.2
*/
namespace LiteSpeed;
defined( 'WPINC' ) || exit;
class Import extends Base {
protected $_summary;
const TYPE_IMPORT = 'import';
const TYPE_EXPORT = 'export';
const TYPE_RESET = 'reset';
/**
* Init
*
* @since 1.8.2
*/
public function __construct() {
Debug2::debug( 'Import init' );
$this->_summary = self::get_summary();
}
/**
* Export settings to file
*
* @since 1.8.2
* @access public
*/
public function export( $only_data_return = false ) {
$raw_data = $this->get_options( true );
$data = array();
foreach ( $raw_data as $k => $v ) {
$data[] = json_encode( array( $k, $v ) );
}
$data = implode( "\n\n", $data );
if ( $only_data_return ) {
return $data;
}
$filename = $this->_generate_filename();
// Update log
$this->_summary[ 'export_file' ] = $filename;
$this->_summary[ 'export_time' ] = time();
self::save_summary();
Debug2::debug( 'Import: Saved to ' . $filename );
@header( 'Content-Disposition: attachment; filename=' . $filename );
echo $data;
exit;
}
/**
* Import settings from file
*
* @since 1.8.2
* @access public
*/
public function import( $file = false ) {
if ( ! $file ) {
if ( empty( $_FILES[ 'ls_file' ][ 'name' ] ) || substr( $_FILES[ 'ls_file' ][ 'name' ], -5 ) != '.data' || empty( $_FILES[ 'ls_file' ][ 'tmp_name' ] ) ) {
Debug2::debug( 'Import: Failed to import, wront ls_file' );
$msg = __( 'Import failed due to file error.', 'litespeed-cache' );
Admin_Display::error( $msg );
return false;
}
$this->_summary[ 'import_file' ] = $_FILES[ 'ls_file' ][ 'name' ];
$data = file_get_contents( $_FILES[ 'ls_file' ][ 'tmp_name' ] );
}
else {
$this->_summary[ 'import_file' ] = $file;
$data = file_get_contents( $file );
}
// Update log
$this->_summary[ 'import_time' ] = time();
self::save_summary();
$ori_data = array();
try {
// Check if the data is v4+ or not
if ( strpos( $data, '["_version",' ) === 0 ) {
Debug2::debug( '[Import] Data version: v4+' );
$data = explode( "\n", $data );
foreach ( $data as $v ) {
$v = trim( $v );
if ( ! $v ) {
continue;
}
list( $k, $v ) = json_decode( $v, true );
$ori_data[ $k ] = $v;
}
}
else {
$ori_data = json_decode( base64_decode( $data ), true );
}
} catch ( \Exception $ex ) {
Debug2::debug( '[Import] ❌ Failed to parse serialized data' );
return false;
}
if ( ! $ori_data ) {
Debug2::debug( '[Import] ❌ Failed to import, no data' );
return false;
}
else {
Debug2::debug( '[Import] Importing data', $ori_data );
}
$this->cls( 'Conf' )->update_confs( $ori_data );
if ( ! $file ) {
Debug2::debug( 'Import: Imported ' . $_FILES[ 'ls_file' ][ 'name' ] );
$msg = sprintf( __( 'Imported setting file %s successfully.', 'litespeed-cache' ), $_FILES[ 'ls_file' ][ 'name' ] );
Admin_Display::succeed( $msg );
}
else {
Debug2::debug( 'Import: Imported ' . $file );
}
return true;
}
/**
* Reset all configs to default values.
*
* @since 2.6.3
* @access public
*/
public function reset() {
$options = $this->cls( 'Conf' )->load_default_vals();
$this->cls( 'Conf' )->update_confs( $options );
Debug2::debug( '[Import] Reset successfully.' );
$msg = __( 'Reset successfully.', 'litespeed-cache' );
Admin_Display::succeed( $msg );
}
/**
* Generate the filename to export
*
* @since 1.8.2
* @access private
*/
private function _generate_filename() {
// Generate filename
$parsed_home = parse_url( get_home_url() );
$filename = 'LSCWP_cfg-';
if ( ! empty( $parsed_home[ 'host' ] ) ) {
$filename .= $parsed_home[ 'host' ] . '_';
}
if ( ! empty( $parsed_home[ 'path' ] ) ) {
$filename .= $parsed_home[ 'path' ] . '_';
}
$filename = str_replace( '/', '_', $filename );
$filename .= '-' . date( 'Ymd_His' ) . '.data';
return $filename;
}
/**
* Handle all request actions from main cls
*
* @since 1.8.2
* @access public
*/
public function handler() {
$type = Router::verify_type();
switch ( $type ) {
case self::TYPE_IMPORT:
$this->import();
break;
case self::TYPE_EXPORT:
$this->export();
break;
case self::TYPE_RESET:
$this->reset();
break;
default:
break;
}
Admin::redirect();
}
}