Merged in feature/from-pantheon (pull request #16)

code from pantheon

* code from pantheon

wp/wp-content/plugins/woocommerce/src/Internal/Utilities/Users.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace Automattic\WooCommerce\Internal\Utilities;
+
+/**
+ * Helper functions for working with users.
+ */
+class Users {
+	/**
+	 * Indicates if the user qualifies as site administrator.
+	 *
+	 * In the context of multisite networks, this means that they must have the `manage_sites`
+	 * capability. In all other cases, they must have the `manage_options` capability.
+	 *
+	 * @param int $user_id Optional, used to specify a specific user (otherwise we look at the current user).
+	 *
+	 * @return bool
+	 */
+	public static function is_site_administrator( int $user_id = 0 ): bool {
+		$user = 0 === $user_id ? wp_get_current_user() : get_user_by( 'id', $user_id );
+
+		if ( false === $user ) {
+			return false;
+		}
+
+		return is_multisite() ? $user->has_cap( 'manage_sites' ) : $user->has_cap( 'manage_options' );
+	}
+}