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<?php |
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/** |
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* Customer role meta protection. |
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* |
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* @package WCPOS\WooCommercePOS |
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*/ |
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|
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namespace WCPOS\WooCommercePOS\Services; |
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|
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/** |
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* Roles and levels change only through the WP_User role APIs. |
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*/ |
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final class Role_Meta_Guard { |
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/** |
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* Register after other customer meta listeners. |
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*/ |
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public static function register(): void { |
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add_action( 'woocommerce_before_customer_object_save', array( self::class, 'strip_role_meta' ), PHP_INT_MAX ); |
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} |
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|
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/** |
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* Strip role metadata that WooCommerce copies onto the customer as generic meta. |
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* |
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* @param mixed $customer Object being saved. |
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*/ |
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public static function strip_role_meta( $customer ): void { |
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if ( ! $customer instanceof \WC_Customer ) { |
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return; |
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} |
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|
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foreach ( $customer->get_meta_data() as $meta ) { |
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if ( self::is_role_meta_key( $meta->key ) ) { |
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if ( $meta->id ) { |
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$customer->delete_meta_data_by_mid( $meta->id ); |
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} else { |
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$customer->delete_meta_data( $meta->key ); |
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} |
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} |
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} |
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} |
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|
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/** |
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* Identify role and level metadata for any blog prefix. |
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* |
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* @param mixed $key Meta key. |
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* @return bool Whether the key stores roles or a user level. |
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*/ |
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public static function is_role_meta_key( $key ): bool { |
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if ( ! \is_string( $key ) ) { |
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return false; |
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} |
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|
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global $wpdb; |
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|
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return 1 === preg_match( '/^' . preg_quote( $wpdb->base_prefix, '/' ) . '(\d+_)?(capabilities|user_level)$/i', trim( $key ) ); |
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} |
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} |
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|
