From 799f4be1d8d8159ed660f7b7e48f023594341d3c Mon Sep 17 00:00:00 2001
From: Matthias Pfefferle <pfefferle@users.noreply.github.com>
Date: Mon, 10 Jul 2023 10:29:02 +0200
Subject: [PATCH] check for "single user mode"

---
 includes/functions.php | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/includes/functions.php b/includes/functions.php
index c41304d..725d9f6 100644
--- a/includes/functions.php
+++ b/includes/functions.php
@@ -306,11 +306,27 @@ function is_user_disabled( $user_id ) {
 	}
 }
 
+/**
+ * Check if the blog is in single-user mode.
+ *
+ * @return boolean True if the blog is in single-user mode, false otherwise.
+ */
+function is_single_user() {
+	if (
+		false === ACTIVITYPUB_DISABLE_BLOG_USER &&
+		true === ACTIVITYPUB_DISABLE_USER
+	) {
+		return true;
+	}
+
+	return false;
+}
+
 if ( ! function_exists( 'get_self_link' ) ) {
 	/**
-	 * Get the correct self URL
+	 * Returns the link for the currently displayed feed.
 	 *
-	 * @return boolean
+	 * @return string Correct link for the atom:self element.
 	 */
 	function get_self_link() {
 		$host = wp_parse_url( home_url() );