2010-12-31 01:44:30 -06:00

73 lines
1.7 KiB
Ruby

module Vagrant
class Action
module Box
class Download
BASENAME = "box"
include Util
attr_reader :temp_path
def initialize(app, env)
@app = app
@env = env
@env["download.classes"] ||= []
@env["download.classes"] += [Downloaders::HTTP, Downloaders::File]
@downloader = nil
end
def call(env)
@env = env
download if instantiate_downloader
@app.call(@env)
recover(env) # called in both cases to cleanup workspace
end
def instantiate_downloader
@env["download.classes"].each do |klass|
if klass.match?(@env["box"].uri)
@env.ui.info I18n.t("vagrant.actions.box.download.with", :class => klass.to_s)
@downloader = klass.new(@env)
end
end
raise Errors::BoxDownloadUnknownType if !@downloader
@downloader.prepare(@env["box"].uri)
true
end
def download
with_tempfile do |tempfile|
download_to(tempfile)
@temp_path = @env["download.temp_path"] = tempfile.path
end
end
def recover(env)
if temp_path && File.exist?(temp_path)
env.ui.info I18n.t("vagrant.actions.box.download.cleaning")
File.unlink(temp_path)
end
end
def with_tempfile
File.open(box_temp_path, Platform.tar_file_options) do |tempfile|
yield tempfile
end
end
def box_temp_path
@env.env.tmp_path.join(BASENAME + Time.now.to_i.to_s)
end
def download_to(f)
@downloader.download!(@env["box"].uri, f)
end
end
end
end
end