Added ability to delete videos

lib/routes/video.rb

@@ -1,3 +1,5 @@
+require 'fileutils'
+
 namespace '/video' do
 
   get '' do
@@ -93,6 +95,15 @@ namespace '/video' do
     redirect "/video/#{video.id}"
   end
 
+  get '/:video_id/delete' do
+    # find the video and delete it
+    video = Video.where(id: params[:video_id]).first()
+    FileUtils.rm_rf(video.directory_path)
+    video.delete()
+
+    redirect '/video'
+  end
+
   get '/:video_id/edit/script' do
     video = Video.where(id: params[:video_id]).first()
     erb :'video/edit-script', :locals => {