You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
104 lines
2.5 KiB
PHP
104 lines
2.5 KiB
PHP
<?php
|
|
/**
|
|
* Helper functions related to privacy, geolocation and user data.
|
|
*
|
|
* @since 1.8.0
|
|
*/
|
|
|
|
/**
|
|
* Get the user IP address.
|
|
*
|
|
* @since 1.2.5
|
|
* @since 1.7.3 Improve the IP detection quality by taking care of proxies (e.g. when the site is behind Cloudflare).
|
|
*
|
|
* Code based on the:
|
|
* - WordPress method \WP_Community_Events::get_unsafe_client_ip
|
|
* - Cloudflare documentation https://support.cloudflare.com/hc/en-us/articles/206776727
|
|
*
|
|
* @return string
|
|
*/
|
|
function wpforms_get_ip() {
|
|
|
|
$ip = '127.0.0.1';
|
|
|
|
$address_headers = [
|
|
'HTTP_TRUE_CLIENT_IP',
|
|
'HTTP_CF_CONNECTING_IP',
|
|
'HTTP_X_REAL_IP',
|
|
'HTTP_CLIENT_IP',
|
|
'HTTP_X_FORWARDED_FOR',
|
|
'HTTP_X_FORWARDED',
|
|
'HTTP_X_CLUSTER_CLIENT_IP',
|
|
'HTTP_FORWARDED_FOR',
|
|
'HTTP_FORWARDED',
|
|
'REMOTE_ADDR',
|
|
];
|
|
|
|
foreach ( $address_headers as $header ) {
|
|
if ( empty( $_SERVER[ $header ] ) ) {
|
|
continue;
|
|
}
|
|
|
|
/*
|
|
* HTTP_X_FORWARDED_FOR can contain a chain of comma-separated addresses, with or without spaces.
|
|
* The first address is the original client. It can't be trusted for authenticity,
|
|
* but we don't need to for this purpose.
|
|
*/
|
|
|
|
// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
|
|
$address_chain = explode( ',', wp_unslash( $_SERVER[ $header ] ) );
|
|
$ip = filter_var( trim( $address_chain[0] ), FILTER_VALIDATE_IP );
|
|
|
|
break;
|
|
}
|
|
|
|
/**
|
|
* Filter detected IP address.
|
|
*
|
|
* @since 1.2.5
|
|
*
|
|
* @param string $ip IP address.
|
|
*/
|
|
return filter_var( apply_filters( 'wpforms_get_ip', $ip ), FILTER_VALIDATE_IP );
|
|
}
|
|
|
|
/**
|
|
* Determine if collecting user's IP is allowed by GDPR setting (globally or per form).
|
|
* Majority of our users have GDPR disabled.
|
|
* So we remove this data from the request only when it's not needed:
|
|
* 1) when GDPR is enabled AND globally disabled user details storage;
|
|
* 2) when GDPR is enabled AND IP address processing is disabled on per form basis.
|
|
*
|
|
* @since 1.6.6
|
|
*
|
|
* @param array $form_data Form settings.
|
|
*
|
|
* @return bool
|
|
*/
|
|
function wpforms_is_collecting_ip_allowed( $form_data = [] ) {
|
|
|
|
if (
|
|
wpforms_setting( 'gdpr', false ) &&
|
|
(
|
|
wpforms_setting( 'gdpr-disable-details', false ) ||
|
|
( ! empty( $form_data ) && ! empty( $form_data['settings']['disable_ip'] ) )
|
|
)
|
|
) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Determine if collecting cookies is allowed by GDPR setting.
|
|
*
|
|
* @since 1.7.5
|
|
*
|
|
* @return bool
|
|
*/
|
|
function wpforms_is_collecting_cookies_allowed() {
|
|
|
|
return ! ( wpforms_setting( 'gdpr', false ) && wpforms_setting( 'gdpr-disable-uuid', false ) );
|
|
}
|