Added CookieJar#delete and fixed CookieJar[] to just call first, so you get a string instead of an array back. This limits each cookie to one value, which I consider a mighty fine restriction

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@92 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/CHANGELOG

@@ -1,5 +1,7 @@
 *SVN*
 
+* Fixed to_input_field_tag so it no longer explicitly uses InstanceTag.value if value was specified in the options hash [evl]
+
 * Added the possibility of having validate be protected for assert_(in)valid_column #263 [Tobias Luetke]
 
 * Added that ActiveRecordHelper#form now calls url_for on the :action option.

actionpack/lib/action_controller/cookies.rb

@@ -36,7 +36,7 @@ module ActionController #:nodoc:
     # Returns the value of the cookie by +name+ -- or nil if no such cookie exist. You set new cookies using either the cookie method
     # or cookies[]= (for simple name/value cookies without options).
     def [](name)
-      @cookies[name.to_s].value if @cookies[name.to_s] && @cookies[name.to_s].respond_to?(:value)
+      @cookies[name.to_s].value.first if @cookies[name.to_s] && @cookies[name.to_s].respond_to?(:value)
     end
     
     def []=(name, options)
@@ -50,6 +50,11 @@ module ActionController #:nodoc:
       set_cookie(name, options)
     end
     
+    # Removes the cookie on the client machine by setting the value to an empty string.
+    def delete(name)
+      set_cookie(name, "value" => "")
+    end
+
     private
       def set_cookie(name, options) #:doc:
         cookie = options.is_a?(Array) ? CGI::Cookie.new(*options) : CGI::Cookie.new(options)