From 941b653627b9ca7b7f2ddb4a712fb0efccc10500 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Valim?= <jose.valim@gmail.com>
Date: Tue, 18 May 2010 01:42:35 +0200
Subject: Rely on set and delete cookie logic from rack.

---
 actionpack/lib/action_dispatch/http/response.rb | 35 ++-----------------------
 actionpack/test/dispatch/response_test.rb       |  4 +++
 2 files changed, 6 insertions(+), 33 deletions(-)

diff --git a/actionpack/lib/action_dispatch/http/response.rb b/actionpack/lib/action_dispatch/http/response.rb
index 8b730a97ee..3b85a98576 100644
--- a/actionpack/lib/action_dispatch/http/response.rb
+++ b/actionpack/lib/action_dispatch/http/response.rb
@@ -140,7 +140,7 @@ module ActionDispatch # :nodoc:
     def to_a
       assign_default_content_type_and_charset!
       handle_conditional_get!
-      self["Set-Cookie"] = @cookie.join("\n") unless @cookie.blank?
+      self["Set-Cookie"] = self["Set-Cookie"].join("\n") if self["Set-Cookie"].respond_to?(:join)
       self["ETag"]       = @_etag if @_etag
       super
     end
@@ -170,7 +170,7 @@ module ActionDispatch # :nodoc:
     #   assert_equal 'AuthorOfNewPage', r.cookies['author']
     def cookies
       cookies = {}
-      if header = @cookie
+      if header = self["Set-Cookie"]
         header = header.split("\n") if header.respond_to?(:to_str)
         header.each do |cookie|
           if pair = cookie.split(';').first
@@ -182,37 +182,6 @@ module ActionDispatch # :nodoc:
       cookies
     end
 
-    def set_cookie(key, value)
-      case value
-      when Hash
-        domain  = "; domain="  + value[:domain]    if value[:domain]
-        path    = "; path="    + value[:path]      if value[:path]
-        # According to RFC 2109, we need dashes here.
-        # N.B.: cgi.rb uses spaces...
-        expires = "; expires=" + value[:expires].clone.gmtime.
-          strftime("%a, %d-%b-%Y %H:%M:%S GMT")    if value[:expires]
-        secure = "; secure"  if value[:secure]
-        httponly = "; HttpOnly" if value[:httponly]
-        value = value[:value]
-      end
-      value = [value]  unless Array === value
-      cookie = Rack::Utils.escape(key) + "=" +
-        value.map { |v| Rack::Utils.escape v }.join("&") +
-        "#{domain}#{path}#{expires}#{secure}#{httponly}"
-
-      @cookie << cookie
-    end
-
-    def delete_cookie(key, value={})
-      @cookie.reject! { |cookie|
-        cookie =~ /\A#{Rack::Utils.escape(key)}=/
-      }
-
-      set_cookie(key,
-                 {:value => '', :path => nil, :domain => nil,
-                   :expires => Time.at(0) }.merge(value))
-    end
-
     private
       def assign_default_content_type_and_charset!
         return if headers[CONTENT_TYPE].present?
diff --git a/actionpack/test/dispatch/response_test.rb b/actionpack/test/dispatch/response_test.rb
index c7f7f3102d..c20fa10f63 100644
--- a/actionpack/test/dispatch/response_test.rb
+++ b/actionpack/test/dispatch/response_test.rb
@@ -113,6 +113,10 @@ class ResponseTest < ActiveSupport::TestCase
     status, headers, body = @response.to_a
     assert_equal "user_name=david; path=/\nlogin=foo%26bar; path=/; expires=Mon, 10-Oct-2005 05:00:00 GMT", headers["Set-Cookie"]
     assert_equal({"login" => "foo&bar", "user_name" => "david"}, @response.cookies)
+
+    @response.delete_cookie("login")
+    status, headers, body = @response.to_a
+    assert_equal({"user_name" => "david", "login" => nil}, @response.cookies)
   end
 
   test "read cache control" do
-- 
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