play_url与file_url加密

app/helpers/application_helper.rb

@@ -27,6 +27,11 @@ module ApplicationHelper
     sanitize content, tags: tags, attributes: attributes
   end
 
+  # MD5加密
+  def md5_encode(content)
+    Digest::MD5.hexdigest(content)
+  end
+
   def graduation_navigation graduation
     graduation.class.to_s == "GraduationTopic" ? "毕设选题" : "毕设任务"
   end

app/views/users/videos/_video.json.jbuilder

@@ -1,4 +1,6 @@
 json.extract! video, :id, :title, :cover_url, :file_url, :play_url, :vv, :user_id, :transcoded
+json.play_url md5_encode(video.play_url)
+json.file_url md5_encode(video.file_url)
 json.play_duration video.video_play_duration
 json.published_at video.display_published_at
 json.created_at video.display_created_at