<?php
/**
* Destination SFTP test.
*
* @package wpdbbkp
*/
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
if ( ! function_exists( 'add_action' ) ) {
header( 'Status: 403 Forbidden' );
header( 'HTTP/1.1 403 Forbidden' );
exit();
}
if ( ! current_user_can( 'manage_options' ) ) {
header( 'Status: 403 Forbidden' );
header( 'HTTP/1.1 403 Forbidden' );
exit();
}
require __DIR__ . '/vendor/autoload.php';
use phpseclib3\Net\SFTP;
use phpseclib3\Crypt\PublicKeyLoader;
/**
* Test app.
*/
function wpdbbkp_test_sftp() {
// Now let's see if we can connect to the SFTP repo.
$wpdbbkp_sftp_details = get_option( 'wp_db_backup_sftp_details',array());
$host = isset($wpdbbkp_sftp_details['host'])?$wpdbbkp_sftp_details['host']:'';
$port = isset($wpdbbkp_sftp_details['port'])?$wpdbbkp_sftp_details['port']:22;
$user = isset($wpdbbkp_sftp_details['username'])?$wpdbbkp_sftp_details['username']:'';
$pass = isset($wpdbbkp_sftp_details['password'])?$wpdbbkp_sftp_details['password']:'';
$pkey = isset($wpdbbkp_sftp_details['sftp_key'])?base64_decode($wpdbbkp_sftp_details['sftp_key']):'';
$key_pass = isset($wpdbbkp_sftp_details['key_password'])?$wpdbbkp_sftp_details['key_password']:false;
$directory = isset($wpdbbkp_sftp_details['directory'])?$wpdbbkp_sftp_details['directory']:'';
if ( '' === $directory ) {
$directory = '/';
}
$wpdbbkp_auth_type_ = isset($wpdbbkp_sftp_details[ 'auth_type' ])?$wpdbbkp_sftp_details[ 'auth_type' ]:'password';
if ( is_admin() ) {
// If user has WP manage options permissions.
if ( current_user_can( 'manage_options' ) ) {
// Connect to host ONLY if the 2 security conditions are valid / met.
$sftp = new SFTP( $host , $port );
}
}
if ( ! $sftp ) {
$trouble = esc_html__('Could not connect to SFTP server.<br />Please check your SFTP Host and try again.', 'wpdbbkp');
return $trouble;
}
if($wpdbbkp_auth_type_=='key'){
$key = PublicKeyLoader::load($pkey,$key_pass);
$result = $sftp->login($user, $key);
}else{
$result = $sftp->login($user, $pass);
}
if ( ! $result ) {
$trouble = esc_html__('Connected to the SFTP server but could not log in.<br />Please check your credentials and try again.', 'wpdbbkp');
return $trouble;
}
$trouble = 'OK';
// Lose this connection.
$sftp->disconnect();
return $trouble;
}