From 5ce47190fa24a98d4575f1cd92fb5053a18a8e7b Mon Sep 17 00:00:00 2001
From: John Niang <johnniang@fastmail.com>
Date: Mon, 24 Jul 2023 16:24:34 +0800
Subject: [PATCH] Support resolving static resources at halo work directory
 (#4285)
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#### What type of PR is this?

/kind feature
/area core
/milestone 2.8.x

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

Support resolving static resources at halo work directory `${halo.work-dir}/static/`.

Please note that we only support adding static resources at hand by logging in the server.

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

Fixes https://github.com/halo-dev/halo/issues/4087

#### Special notes for your reviewer:

1. Create a file `index.html` at `${halo.work-dir}/static`
2. Edit the file with any content
3. Browse with `http://localhost:8090/index.html`

#### Does this PR introduce a user-facing change?

```release-note
支持静态资源映射
```
---
 .../src/main/java/run/halo/app/config/WebFluxConfig.java   | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/application/src/main/java/run/halo/app/config/WebFluxConfig.java b/application/src/main/java/run/halo/app/config/WebFluxConfig.java
index 64b03b14c..0fb0cea99 100644
--- a/application/src/main/java/run/halo/app/config/WebFluxConfig.java
+++ b/application/src/main/java/run/halo/app/config/WebFluxConfig.java
@@ -160,6 +160,13 @@ public class WebFluxConfig implements WebFluxConfigurer {
             });
         });
 
+
+        var haloStaticPath = haloProp.getWorkDir().resolve("static");
+        registry.addResourceHandler("/**")
+            .addResourceLocations(FILE_URL_PREFIX + haloStaticPath + "/")
+            .addResourceLocations(resourceProperties.getStaticLocations())
+            .setCacheControl(CacheControl.noCache())
+            .setUseLastModified(true);
     }