creating raw images for QEMU

lib/downloader.rb

@@ -1,21 +1,33 @@
 require 'uri'
 require 'addressable/uri'
-          
+require 'user'
+require 'fileutils'
+require 'open-uri'
 
 module Downloader
     # use_cache => save in the home and return path to it
     # forced => download even if the file exists in the cache, saves to chace if use_cache == true
     def self.get(url, use_cache = true, forced = false)
-        puts "downloading..."
-        puts url
-
-        
         uri = Addressable::URI.parse(url)
-        path = File.join("#{ENV["HOME"]}/.cache/dat/downloads/", uri.domain, uri.path)
+        path = File.join(User.cache_path, "downloads", uri.domain, uri.path)
         
         #uri = URI.parse(url)
         #file_name = File.basename(uri.path)
-        puts "Download path: #{path}"
+        
+        
+        # Ensure the directory exists
+        dir = File.dirname(path)
+        FileUtils.mkdir_p(dir) unless Dir.exist?(dir)
+
+        unless File.exist?(path)
+            puts "File does not exist, downloading..."
+            URI.open(uri) do |input|
+                File.open(path, 'wb') do |output|
+                IO.copy_stream(input, output)
+                end
+            end
+        end
+
         yield path
     end
 end