diff options
| -rw-r--r-- | actionpack/lib/action_dispatch/http/request.rb | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/actionpack/lib/action_dispatch/http/request.rb b/actionpack/lib/action_dispatch/http/request.rb index 5606d6abfe..789ecfdbd9 100644 --- a/actionpack/lib/action_dispatch/http/request.rb +++ b/actionpack/lib/action_dispatch/http/request.rb @@ -136,11 +136,11 @@ module ActionDispatch super.to_i end - # Returns true if the request's "X-Requested-With" header contains - # "XMLHttpRequest". (The Prototype Javascript library sends this header with - # every Ajax request.) + # Returns true if the "X-Requested-With" header contains "XMLHttpRequest" + # (case-insensitive). All major JavaScript libraries send this header with + # every Ajax request. def xml_http_request? - !(@env['HTTP_X_REQUESTED_WITH'] !~ /XMLHttpRequest/i) + @env['HTTP_X_REQUESTED_WITH'] =~ /XMLHttpRequest/i end alias :xhr? :xml_http_request? |