OneBot: Leantime 改造版源码（BOM/Univer 表格/AI 接管/品牌替换等）

app/Core/Http/Responses/ImageResponse.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace Leantime\Core\Http\Responses;
+
+use Leantime\Core\Http\Responses\Contracts\LeantimeResponseInterface;
+use SVG\SVG;
+use Symfony\Component\HttpFoundation\Response;
+
+/**
+ * Response type for avatar/profile images served by the domain image controllers
+ * (Users\Controllers\ProfileImage, Projects\Controllers\ProjectImage).
+ *
+ * The source is either a generated SVG avatar, an already-built file Response (an
+ * uploaded image streamed by the file service), or a filesystem path. Controllers
+ * return `new ImageResponse($source)` and Laravel renders it via toResponse().
+ */
+class ImageResponse implements LeantimeResponseInterface
+{
+    /**
+     * @param  SVG|Response|string  $image  Generated SVG, a pre-built file Response, or a filesystem path
+     */
+    public function __construct(private SVG|Response|string $image) {}
+
+    /**
+     * Build the cacheable image response.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     */
+    public function toResponse($request): Response
+    {
+        if ($this->image instanceof SVG) {
+            return $this->withCacheHeaders(new Response($this->image->toXMLString()), 'image/svg+xml');
+        }
+
+        if ($this->image instanceof Response) {
+            return $this->image;
+        }
+
+        return $this->withCacheHeaders(new Response(file_get_contents($this->image)), 'application/octet-stream');
+    }
+
+    /**
+     * Applies the public, 24h cache headers shared by every image variant.
+     */
+    private function withCacheHeaders(Response $response, string $contentType): Response
+    {
+        $response->headers->set('Content-type', $contentType);
+        $response->headers->set('Pragma', 'public');
+        $response->headers->set('Cache-Control', 'max-age=86400');
+
+        return $response;
+    }
+}