Class: Rack::TempfileReaper

Inherits:
Object
  • Object
show all
Defined in:
lib/rack/tempfile_reaper.rb

Overview

Middleware tracks and cleans Tempfiles created throughout a request (i.e. Rack::Multipart) Ideas/strategy based on posts by Eric Wong and Charles Oliver Nutter groups.google.com/forum/#!searchin/rack-devel/temp/rack-devel/brK8eh-MByw/sw61oJJCGRMJ

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ TempfileReaper

Returns a new instance of TempfileReaper.



12
13
14
 
# File 'lib/rack/tempfile_reaper.rb', line 12

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
# File 'lib/rack/tempfile_reaper.rb', line 16

def call(env)
  env[RACK_TEMPFILES] ||= []

  begin
    _, _, body = response = @app.call(env)
  rescue Exception
    env[RACK_TEMPFILES]&.each(&:close!)
    raise
  end

  response[2] = BodyProxy.new(body) do
    env[RACK_TEMPFILES]&.each(&:close!)
  end

  response
end