Ticket #34428: 34428.patch

wp-includes/post-functions.php

@@ -1181 +1181 @@
 }
 
 /**
+ * Check if post type has archive
+ *
+ * @since 4.4.0
+ *
+ * @param $post_type
+ *
+ * @return bool
+ */
+function has_archive_post_type( $post_type ) {
+        if ( ! $post_type_obj = get_post_type_object( $post_type ) ) {
+                return false;
+        }
+
+        return (bool) $post_type_obj->has_archive;
+}
+
+/**
  * Build an object with all post type capabilities out of a post type object
  *
  * Post type capabilities use the 'capability_type' argument as a base, if the