if-statement clean-up in postService

app/services/post.js

@@ -42,8 +42,10 @@ class PostService extends SiteService {
   async createPlaceholder (author) {
     const NOW = new Date();
 
-    if (!author.permissions.canAuthorPosts || !author.flags.isAdmin) {
-      throw new SiteError(403, 'You are not permitted to author posts');
+    if (!author.flags.isAdmin){
+      if (!author.permissions.canAuthorPosts) {
+        throw new SiteError(403, 'You are not permitted to author posts');
+      }
     }
 
     let post = new Post();