From bc9748f31479ea0e2311ebf4437bb6289b1b658b Mon Sep 17 00:00:00 2001
From: dailyrandomphoto <dailyrandomphoto@gmail.com>
Date: Wed, 23 Oct 2019 16:06:06 +0800
Subject: [PATCH] should not clear database when use 'hexo new', 'hexo --help',
 etc. commands

---
 lib/plugins/filter/before_exit/save_database.js |  2 +-
 test/scripts/filters/save_database.js           | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/lib/plugins/filter/before_exit/save_database.js b/lib/plugins/filter/before_exit/save_database.js
index d1c2f9519c..a5388e399e 100644
--- a/lib/plugins/filter/before_exit/save_database.js
+++ b/lib/plugins/filter/before_exit/save_database.js
@@ -1,7 +1,7 @@
 'use strict';
 
 function saveDatabaseFilter() {
-  if (!this.env.init) return;
+  if (!this.env.init || !this._dbLoaded) return;
 
   return this.database.save().then(() => {
     this.log.debug('Database saved');
diff --git a/test/scripts/filters/save_database.js b/test/scripts/filters/save_database.js
index 641cdfb8b5..a33482e3ac 100644
--- a/test/scripts/filters/save_database.js
+++ b/test/scripts/filters/save_database.js
@@ -11,6 +11,7 @@ describe('Save database', () => {
 
   it('default', () => {
     hexo.env.init = true;
+    hexo._dbLoaded = true;
 
     return saveDatabase().then(() => fs.exists(dbPath)).then(exist => {
       exist.should.be.true;
@@ -20,6 +21,16 @@ describe('Save database', () => {
 
   it('do nothing if hexo is not initialized', () => {
     hexo.env.init = false;
+    hexo._dbLoaded = true;
+
+    return saveDatabase().then(() => fs.exists(dbPath)).then(exist => {
+      exist.should.be.false;
+    });
+  });
+
+  it('do nothing if database is not loaded', () => {
+    hexo.env.init = true;
+    hexo._dbLoaded = false;
 
     return saveDatabase().then(() => fs.exists(dbPath)).then(exist => {
       exist.should.be.false;