From e485acef6660233621f8cca884a05b433edba84b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=BA=90?=
 <73240868+JustinLiang522@users.noreply.github.com>
Date: Wed, 15 Feb 2023 13:36:14 +0800
Subject: [PATCH] perf: associate ghost user with posts on user deletion.
 (#3293)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

#### What type of PR is this?

/kind bug

#### What this PR does / why we need it:

文章发布用户被删除后，设置这篇文章的发布人为Ghost

#### Which issue(s) this PR fixes:

Fixes #3265

```release-note
NONE
```
---
 src/main/java/run/halo/app/content/Contributor.java        | 7 +++++++
 .../java/run/halo/app/content/impl/PostServiceImpl.java    | 3 ++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/main/java/run/halo/app/content/Contributor.java b/src/main/java/run/halo/app/content/Contributor.java
index fb86fb490..b9af1e804 100644
--- a/src/main/java/run/halo/app/content/Contributor.java
+++ b/src/main/java/run/halo/app/content/Contributor.java
@@ -13,4 +13,11 @@ public class Contributor {
     private String displayName;
     private String avatar;
     private String name;
+
+    public static Contributor getGhost() {
+        Contributor contributor = new Contributor();
+        contributor.setName("ghost");
+        contributor.setDisplayName("已删除用户");
+        return contributor;
+    }
 }
diff --git a/src/main/java/run/halo/app/content/impl/PostServiceImpl.java b/src/main/java/run/halo/app/content/impl/PostServiceImpl.java
index 11311a80a..377cd4827 100644
--- a/src/main/java/run/halo/app/content/impl/PostServiceImpl.java
+++ b/src/main/java/run/halo/app/content/impl/PostServiceImpl.java
@@ -231,7 +231,8 @@ public class PostServiceImpl extends AbstractContentService implements PostServi
                 contributor.setDisplayName(user.getSpec().getDisplayName());
                 contributor.setAvatar(user.getSpec().getAvatar());
                 return contributor;
-            });
+            })
+            .defaultIfEmpty(Contributor.getGhost());
     }
 
     @Override