<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
/**
* WPCOM_JSON_API_Metadata class - Utility classes that don't necessarily have a home yet.
*
* @package automattic/jetpack
*/
/**
* Base class for WPCOM_JSON_API_Metadata
*/
class WPCOM_JSON_API_Metadata {
/**
* Checks to see if a meta key is in the array of allowed public (and whitelisted) meta data.
*
* Additionally, if the key begins with 'geo_' or '_wpas_', true will also be returned.
*
* @param string $key A post metadata key value to check.
* @return bool True or false depending on whether the key meets the defined criteria.
**/
public static function is_public( $key ) {
if ( empty( $key ) ) {
return false;
}
// Default whitelisted meta keys.
$whitelisted_meta = array( '_thumbnail_id' );
// whitelist of metadata that can be accessed.
/** This filter is documented in json-endpoints/class.wpcom-json-api-post-endpoint.php */
if ( in_array( $key, apply_filters( 'rest_api_allowed_public_metadata', $whitelisted_meta ), true ) ) {
return true;
}
if ( str_starts_with( $key, 'geo_' ) ) {
return true;
}
if ( str_starts_with( $key, '_wpas_' ) ) {
return true;
}
return false;
}
/**
* Checks to see if a meta key should be used internally only.
*
* @param string $key A post metadata key value to check.
* @return bool True or false depending on whether the key meets the defined criteria.
**/
public static function is_internal_only( $key ) {
// We want to always return the `_jetpack_blogging_prompt_key` key in post responses if it is available.
if ( $key === '_jetpack_blogging_prompt_key' ) {
return false;
}
// We want to always return the `_jetpack_newsletter_access` key to
// display the correct newsletter access in Calypso.
$whitelist = array(
'_jetpack_newsletter_access',
'_jetpack_newsletter_tier_id',
'_jetpack_dont_email_post_to_subs',
);
if ( in_array( $key, $whitelist, true ) ) {
return false;
}
if ( str_starts_with( $key, '_jetpack_' ) ) {
return true;
}
if ( str_starts_with( $key, '_elasticsearch_' ) ) {
return true;
}
return false;
}
}