File "class-host.php"
Full Path: /home/siazco/grocery.siazco.se/wp-content/plugins/woocommerce/vendor/automattic/jetpack-status/src/class-host.php
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MIME-type: text/x-php
Charset: utf-8
<?php
/**
* A hosting provide class for Jetpack.
*
* @package automattic/jetpack-status
*/
namespace Automattic\Jetpack\Status;
use Automattic\Jetpack\Constants;
/**
* Hosting provider class.
*/
class Host {
/**
* Determine if this site is an WordPress.com on Atomic site or not by looking for presence of the wpcomsh plugin.
*
* @since 1.9.0
*
* @return bool
*/
public function is_woa_site() {
$ret = Cache::get( 'is_woa_site' );
if ( null === $ret ) {
$ret = $this->is_atomic_platform() && Constants::is_true( 'WPCOMSH__PLUGIN_FILE' );
Cache::set( 'is_woa_site', $ret );
}
return $ret;
}
/**
* Determine if the site is hosted on the Atomic hosting platform.
*
* @since 1.9.0
*
* @return bool
*/
public function is_atomic_platform() {
return Constants::is_true( 'ATOMIC_SITE_ID' ) && Constants::is_true( 'ATOMIC_CLIENT_ID' );
}
/**
* Determine if this is a Newspack site.
*
* @return bool
*/
public function is_newspack_site() {
return Constants::is_defined( 'NEWSPACK_PLUGIN_FILE' );
}
/**
* Determine if this is a VIP-hosted site.
*
* @return bool
*/
public function is_vip_site() {
return Constants::is_defined( 'WPCOM_IS_VIP_ENV' ) && true === Constants::get_constant( 'WPCOM_IS_VIP_ENV' );
}
/**
* Determine if this is a Simple platform site.
*
* @return bool
*/
public function is_wpcom_simple() {
return Constants::is_defined( 'IS_WPCOM' ) && true === Constants::get_constant( 'IS_WPCOM' );
}
/**
* Determine if this is a WordPress.com site.
*
* Includes both Simple and WoA platforms.
*
* @return bool
*/
public function is_wpcom_platform() {
return $this->is_wpcom_simple() || $this->is_woa_site();
}
/**
* Add all wordpress.com environments to the safe redirect allowed list.
*
* To be used with a filter of allowed domains for a redirect.
*
* @param array $domains Allowed WP.com Environments.
*/
public static function allow_wpcom_environments( $domains ) {
$domains[] = 'wordpress.com';
$domains[] = 'jetpack.wordpress.com';
$domains[] = 'wpcalypso.wordpress.com';
$domains[] = 'horizon.wordpress.com';
$domains[] = 'calypso.localhost';
return $domains;
}
/**
* Return Calypso environment value; used for developing Jetpack and pairing
* it with different Calypso environments, such as localhost.
*
* @since 1.18.0
*
* @return string Calypso environment
*/
public function get_calypso_env() {
// phpcs:disable WordPress.Security.NonceVerification.Recommended -- Nonce is not required; only used for changing environments.
if ( isset( $_GET['calypso_env'] ) ) {
return sanitize_key( $_GET['calypso_env'] );
}
// phpcs:enable WordPress.Security.NonceVerification.Recommended
if ( getenv( 'CALYPSO_ENV' ) ) {
return sanitize_key( getenv( 'CALYPSO_ENV' ) );
}
if ( defined( 'CALYPSO_ENV' ) && CALYPSO_ENV ) {
return sanitize_key( CALYPSO_ENV );
}
return '';
}
/**
* Return source query param value from the URL if exists in the allowed sources list.
*
* @return string "source" query param value
*/
public function get_source_query() {
// phpcs:disable WordPress.Security.NonceVerification.Recommended
$allowed_sources = array( 'jetpack-manage', 'a8c-for-agencies' );
if ( isset( $_GET['source'] ) && in_array( $_GET['source'], $allowed_sources, true ) ) {
return sanitize_key( $_GET['source'] );
}
return '';
}
/**
* Returns an array of nameservers for the current site.
*
* @param string $domain The domain of the site to check.
* @return array
*/
public function get_nameserver_dns_records( $domain ) {
if ( ! function_exists( 'dns_get_record' ) ) {
return array();
}
$dns_records = dns_get_record( $domain, DNS_NS ); // Fetches the DNS records of type NS (Name Server)
$nameservers = array();
foreach ( $dns_records as $record ) {
if ( isset( $record['target'] ) ) {
$nameservers[] = $record['target']; // Adds the nameserver to the array
}
}
return $nameservers; // Returns an array of nameserver names
}
/**
* Given a DNS entry, will return a hosting provider if one can be determined. Otherwise, will return 'unknown'.
* Sourced from: fbhepr%2Skers%2Sjcpbz%2Sjc%2Qpbagrag%2Syvo%2Subfgvat%2Qcebivqre%2Sanzrfreiref.cuc-og
*
* @param string $domain The domain of the site to check.
* @return string The hosting provider of 'unknown'.
*/
public function get_hosting_provider_by_nameserver( $domain ) {
$known_nameservers = array(
'bluehost' => array(
'.bluehost.com',
),
'dreamhost' => array(
'.dreamhost.com',
),
'mediatemple' => array(
'.mediatemple.net',
),
'xserver' => array(
'.xserver.jp',
),
'namecheap' => array(
'.namecheaphosting.com',
),
'hostmonster' => array(
'.hostmonster.com',
),
'justhost' => array(
'.justhost.com',
),
'digitalocean' => array(
'.digitalocean.com',
),
'one' => array(
'.one.com',
),
'hostpapa' => array(
'.hostpapa.com',
),
'siteground' => array(
'.sgcloud.net',
'.sgedu.site',
'.sgsrv1.com',
'.sgvps.net',
'.siteground.biz',
'.siteground.net',
'.siteground.eu',
),
'inmotion' => array(
'.inmotionhosting.com',
),
'ionos' => array(
'.ui-dns.org',
'.ui-dns.de',
'.ui-dns.biz',
'.ui-dns.com',
),
);
$dns_records = $this->get_nameserver_dns_records( $domain );
$dns_records = array_map( 'strtolower', $dns_records );
foreach ( $known_nameservers as $host => $ns_patterns ) {
foreach ( $ns_patterns as $ns_pattern ) {
foreach ( $dns_records as $record ) {
if ( false !== strpos( $record, $ns_pattern ) ) {
return $host;
}
}
}
}
return 'unknown';
}
/**
* Returns a guess of the hosting provider for the current site based on various checks.
*
* @return string
*/
public function get_known_host_guess() {
$host = Cache::get( 'host_guess' );
if ( null !== $host ) {
return $host;
}
// First, let's check if we can recognize provider manually:
switch ( true ) {
case $this->is_woa_site():
$provider = 'woa';
break;
case $this->is_atomic_platform():
$provider = 'atomic';
break;
case $this->is_newspack_site():
$provider = 'newspack';
break;
case $this->is_vip_site():
$provider = 'vip';
break;
case $this->is_wpcom_simple():
case $this->is_wpcom_platform():
$provider = 'wpcom';
break;
default:
$provider = 'unknown';
break;
}
// Second, let's check if we can recognize provider by nameservers:
$domain = isset( $_SERVER['SERVER_NAME'] ) ? sanitize_text_field( wp_unslash( $_SERVER['SERVER_NAME'] ) ) : '';
if ( $provider === 'unknown' && ! empty( $domain ) ) {
$provider = $this->get_hosting_provider_by_nameserver( $domain );
}
Cache::set( 'host_guess', $provider );
return $provider;
}
/**
* Add public-api.wordpress.com to the safe redirect allowed list - only added when someone allows API access.
*
* @since 3.0.2 Ported from Jetpack to the Status package.
*
* To be used with a filter of allowed domains for a redirect.
*
* @param array $domains Allowed WP.com Environments.
*
* @return array
*/
public static function allow_wpcom_public_api_domain( $domains ) {
$domains[] = 'public-api.wordpress.com';
return $domains;
}
}