From 149e73faa3f16ede991bd4160d9e6cbcbed58514 Mon Sep 17 00:00:00 2001
From: Uiolee <22849383+uiolee@users.noreply.github.com>
Date: Sun, 14 Apr 2024 10:37:31 +0800
Subject: [PATCH] fix(categories,tags): revert behavior of locals.tags and
 locals.categories (#5388)

---
 lib/hexo/index.ts | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/lib/hexo/index.ts b/lib/hexo/index.ts
index e7bb50646f..28c1542011 100644
--- a/lib/hexo/index.ts
+++ b/lib/hexo/index.ts
@@ -473,9 +473,15 @@ class Hexo extends EventEmitter {
       return db.model('Page').find(query);
     });
 
-    locals.set('categories', () => db.model('Category'));
+    locals.set('categories', () => {
+      // Ignore categories with zero posts
+      return db.model('Category').filter(category => category.length);
+    });
 
-    locals.set('tags', () => db.model('Tag'));
+    locals.set('tags', () => {
+      // Ignore tags with zero posts
+      return db.model('Tag').filter(tag => tag.length);
+    });
 
     locals.set('data', () => {
       const obj = {};