diff --git a/app/controllers/attachments_controller.rb b/app/controllers/attachments_controller.rb
index 4f64abbb6..b592bb3f9 100644
--- a/app/controllers/attachments_controller.rb
+++ b/app/controllers/attachments_controller.rb
@@ -2,7 +2,7 @@
 #
 #  文件上传
 class AttachmentsController < ApplicationController
-  before_action :require_login, :check_auth, except: [:show]
+  before_action :require_login, :check_auth, except: [:show, :preview_attachment]
   before_action :find_file, only: %i[show destroy]
   before_action :attachment_candown, only: [:show]
   skip_before_action :check_sign, only: [:show, :create]
@@ -98,6 +98,26 @@ class AttachmentsController < ApplicationController
     end
   end
 
+  # 附件为视频时，点击播放
+  def preview_attachment 
+    attachment = Attachment.find_by(id: params[:id])
+    dir_path = "#{Rails.root}/public/preview"
+    Dir.mkdir(dir_path) unless Dir.exist?(dir_path)
+    if params[:status] == "preview"
+      if system("cp -r #{absolute_path(local_path(attachment))} #{dir_path}/")
+        render json: {status: 1, url: "#{dir_path}/#{attachment.disk_filename}"}
+      else
+        normal_status(-1, "出现错误，请稍后重试")
+      end
+    else 
+      if system("rm -rf #{dir_path}/#{attachment.disk_filename}")
+        normal_status(1, "操作成功")
+      else 
+        normal_status(-1, "出现错误，请稍后重试")
+      end
+    end
+  end
+
   private
   def find_file
     @file =
diff --git a/app/views/attachments/_attachment_simple.json.jbuilder b/app/views/attachments/_attachment_simple.json.jbuilder
index 0681d6022..6737838d1 100644
--- a/app/views/attachments/_attachment_simple.json.jbuilder
+++ b/app/views/attachments/_attachment_simple.json.jbuilder
@@ -3,7 +3,6 @@ json.title attachment.title
 json.filesize  number_to_human_size attachment.filesize
 json.description attachment.description
 json.is_pdf attachment.is_pdf?
-json.absolute_path "https://forgeplus.trustie.net/#{absolute_path(local_path(attachment))}"
 json.url attachment.is_pdf? ? download_url(attachment,disposition:"inline") : download_url(attachment)
 # json.url download_url(attachment)
 json.set! :delete, delete.nil? ? true : delete if defined? delete
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index f8b4eec71..0af147919 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -33,6 +33,7 @@ Rails.application.routes.draw do
     resources :attachments do
       collection do
         delete :destroy_files
+        post :preview_attachment
       end
     end
     get 'home/index'