bot_detector = $bot_detector;
$this->vpn_detector = $vpn_detector;
}
/**
* Check access and handle VPN/proxy blocking.
*
* @return void
*/
public function check_access(): void {
// Allow admin users and admin area to bypass the check.
if ( is_admin() || current_user_can( 'manage_options' ) ) {
return;
}
// Get options from OptionsManager (supports new structure with backward compatibility)
$enable_vpn_blocking = OptionsManager::get_option( 'enable_vpn_blocking', '' );
$warning_title = OptionsManager::get_option( 'warning_title', '' );
$warning_message = OptionsManager::get_option( 'warning_message', '' );
// Check if VPN blocking is enabled and the request is from a VPN/proxy.
$is_bot = $this->bot_detector->is_search_bot();
$is_vpn = $this->vpn_detector->is_vpn_or_proxy();
if ( ! empty( $enable_vpn_blocking ) &&
! $is_bot &&
$is_vpn
) {
// Get title from options or use default.
$title = ! empty( $warning_title )
? $warning_title
: esc_html__( 'Access Denied', 'access-defender' );
// Get message from options or use default.
$message = ! empty( $warning_message )
? stripslashes( $warning_message )
: esc_html__( 'We\'ve detected that you\'re using a VPN or proxy. For security reasons, access to this website is not allowed through VPNs or proxies. Please disable your VPN or proxy and try again.', 'access-defender' );
// Format the complete message with HTML structure.
$formatted_message = sprintf(
'%s
%s
',
esc_html( $title ),
wp_kses_post( $message )
);
wp_die(
wp_kses_post( $formatted_message ),
esc_html( $title ),
array( 'response' => 403 )
);
}
}
}