Fixed access to "Host" header with requests made by crappy old HTTP/1.0 clients #2124 [Marcel Molina]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@2242 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/CHANGELOG

@@ -1,5 +1,7 @@
 *SVN*
 
+* Fixed access to "Host" header with requests made by crappy old HTTP/1.0 clients #2124 [Marcel Molina]
+
 * Added easy assignment of fragment cache store through use of symbols for included stores (old way still works too)
 
   Before:

actionpack/lib/action_controller/cgi_process.rb

@@ -79,7 +79,7 @@ module ActionController #:nodoc:
     end
 
     def host
-      env["HTTP_X_FORWARDED_HOST"] || @cgi.host.to_s.split(":").first
+      env["HTTP_X_FORWARDED_HOST"] || @cgi.host.to_s.split(":").first || ''
     end
     
     def session