上传文件优化

2025-10-29 11:46:08 +08:00
parent 6184689e81
commit e62becd30b
2 changed files with 39 additions and 2 deletions
@@ -76,4 +76,38 @@ class OssService
            throw new BusinessException('Delete Error: ' . $th->getMessage());
        }
    }
+
+    /**
+     * 获取对应的 MIME 类型
+     */
+    public function getMimeTypes($extensions)
+    {
+        $mimeMap = [
+            'jpg' => 'image/jpeg',
+            'jpeg' => 'image/jpeg',
+            'png' => 'image/png',
+            'gif' => 'image/gif',
+            'bmp' => 'image/bmp',
+            'webp' => 'image/webp',
+            'pdf' => 'application/pdf',
+            'doc' => 'application/msword',
+            'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
+            'xls' => 'application/vnd.ms-excel',
+            'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
+            'ppt' => 'application/vnd.ms-powerpoint',
+            'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
+            'txt' => 'text/plain',
+            'zip' => 'application/zip',
+            'rar' => 'application/x-rar-compressed'
+        ];
+
+        $mimes = [];
+        foreach ($extensions as $ext) {
+            if (isset($mimeMap[$ext])) {
+                $mimes[] = $mimeMap[$ext];
+            }
+        }
+
+        return array_unique($mimes);
+    }
 }