Depend on Rack 0.9.0 (up from 0.4.0)

* Remove the Rack::MethodOverride class from sinatra since it's
  included with rack core now.

* Update mime type handling to work with Rack 0.9.0's new
  Rack::Mime module.

lib/sinatra/base.rb

@@ -1,7 +1,7 @@
+require 'time'
 require 'uri'
 require 'rack'
 require 'rack/builder'
-require 'sinatra/rack/methodoverride'
 
 module Sinatra
   VERSION = '0.9.0'
@@ -89,7 +89,8 @@ module Sinatra
     # Look up a media type by file extension in Rack's mime registry.
     def media_type(type)
       return type if type.nil? || type.to_s.include?('/')
-      Rack::File::MIME_TYPES[type.to_s.sub(/^\./, '')]
+      type = ".#{type}" unless type.to_s[0] == ?.
+      Rack::Mime.mime_type(type, nil)
     end
 
     # Set the Content-Type of the response body given a media type or file
@@ -771,12 +772,3 @@ module Sinatra
     base
   end
 end
-
-# Make Rack 0.5.0 backward compatibile with 0.4.0 mime types
-require 'rack/file'
-class Rack::File
-  unless defined? MIME_TYPES
-    MIME_TYPES = Hash.new {|hash,key|
-      Rack::Mime::MIME_TYPES[".#{key}"] }
-  end
-end

lib/sinatra/compat.rb

@@ -11,6 +11,16 @@ elsif ENV['EVENT']
   puts "Using Evented Mongrel"
 end
 
+# Deprecated. Make Rack 0.9.0 backward compatibile with 0.4.0
+# mime types
+require 'rack/file'
+class Rack::File
+  unless defined? MIME_TYPES
+    MIME_TYPES = Hash.new {|hash,key|
+      Rack::Mime::MIME_TYPES[".#{key}"] }
+  end
+end
+
 # Deprecated. Rack::Utils will not extend itself in the future. Sinatra::Base
 # includes Rack::Utils, however.
 module Rack::Utils ; extend self ; end

lib/sinatra/main.rb

@@ -38,14 +38,11 @@ def helpers(&block)
 end
 
 def mime(ext, type)
-  Rack::File::MIME_TYPES[ext.to_s] = type
+  ext = ".#{ext}" unless ext.to_s[0] == ?.
+  Rack::Mime::MIME_TYPES[ext.to_s] = type
 end
 
 at_exit do
   raise $! if $!
   Sinatra::Application.run! if Sinatra::Application.run?
 end
-
-mime :xml, 'application/xml'
-mime :js,  'application/javascript'
-mime :png, 'image/png'

lib/sinatra/rack/methodoverride.rb

@@ -1,21 +0,0 @@
-module Rack
-  class MethodOverride
-    HTTP_METHODS = %w(GET HEAD PUT POST DELETE OPTIONS)
-
-    def initialize(app)
-      @app = app
-    end
-
-    def call(env)
-      if env["REQUEST_METHOD"] == "POST"
-        req = Request.new(env)
-        method = req.POST["_method"].to_s.upcase
-        if HTTP_METHODS.include?(method)
-          env["REQUEST_METHOD"] = method
-        end
-      end
-
-      @app.call(env)
-    end
-  end
-end

sinatra.gemspec

@@ -96,7 +96,7 @@ Gem::Specification.new do |s|
   s.test_files = s.files.select {|path| path =~ /^test\/.*_test.rb/}
 
   s.extra_rdoc_files = %w[README.rdoc LICENSE]
-  s.add_dependency 'rack', '>= 0.4.0'
+  s.add_dependency 'rack', '>= 0.9.0'
 
   s.has_rdoc = true
   s.homepage = "http://sinatra.rubyforge.org"

test/helpers_test.rb

@@ -162,7 +162,7 @@ describe 'Sinatra::Helpers' do
   describe '#media_type' do
     include Sinatra::Helpers
     it "looks up media types in Rack's MIME registry" do
-      Rack::File::MIME_TYPES['foo'] = 'application/foo'
+      Rack::Mime::MIME_TYPES['.foo'] = 'application/foo'
       media_type('foo').should.equal 'application/foo'
       media_type('.foo').should.equal 'application/foo'
       media_type(:foo).should.equal 'application/foo'
@@ -207,7 +207,7 @@ describe 'Sinatra::Helpers' do
     end
 
     it "looks up symbols in Rack's mime types dictionary" do
-      Rack::File::MIME_TYPES['foo'] = 'application/foo'
+      Rack::Mime::MIME_TYPES['.foo'] = 'application/foo'
       mock_app {
         get '/foo.xml' do
           content_type :foo