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-rw-r--r--actionpack/lib/action_view/helpers/form_tag_helper.rb24
1 files changed, 16 insertions, 8 deletions
diff --git a/actionpack/lib/action_view/helpers/form_tag_helper.rb b/actionpack/lib/action_view/helpers/form_tag_helper.rb
index 41d895c15e..be4e88c9b3 100644
--- a/actionpack/lib/action_view/helpers/form_tag_helper.rb
+++ b/actionpack/lib/action_view/helpers/form_tag_helper.rb
@@ -2,6 +2,7 @@ require 'cgi'
require 'action_view/helpers/tag_helper'
require 'active_support/core_ext/object/blank'
require 'active_support/core_ext/string/output_safety'
+require 'active_support/core_ext/module/attribute_accessors'
module ActionView
# = Action View Form Tag Helpers
@@ -17,6 +18,9 @@ module ActionView
include UrlHelper
include TextHelper
+ mattr_accessor :embed_authenticity_token_in_remote_forms
+ self.embed_authenticity_token_in_remote_forms = true
+
# Starts a form tag that points the action to an url configured with <tt>url_for_options</tt> just like
# ActionController::Base#url_for. The method for the form defaults to POST.
#
@@ -27,9 +31,11 @@ module ActionView
# is added to simulate the verb over post.
# * <tt>:authenticity_token</tt> - Authenticity token to use in the form. Use only if you need to
# pass custom authenticity token string, or to not add authenticity_token field at all
- # (by passing <tt>false</tt>). If this is a remote form, the authenticity_token will by default
- # not be included as the ajax handler will get it from the meta-tag (but you can force it to be
- # rendered anyway in that case by passing <tt>true</tt>).
+ # (by passing <tt>false</tt>). Remote forms may omit the embedded authenticity token
+ # by setting <tt>config.action_view.embed_authenticity_token_in_remote_forms = false</tt>.
+ # This is helpful when you're fragment-caching the form. Remote forms get the
+ # authenticity from the <tt>meta</tt> tag, so embedding is unnecessary unless you
+ # support browsers without JavaScript.
# * A list of parameters to feed to the URL the form will be posted to.
# * <tt>:remote</tt> - If set to true, will allow the Unobtrusive JavaScript drivers to control the
# submit behavior. By default this behavior is an ajax submit.
@@ -618,16 +624,18 @@ module ActionView
# responsibility of the caller to escape all the values.
html_options["action"] = url_for(url_for_options)
html_options["accept-charset"] = "UTF-8"
-
+
html_options["data-remote"] = true if html_options.delete("remote")
- if html_options["data-remote"] && html_options["authenticity_token"] == true
+ if html_options["data-remote"] &&
+ !embed_authenticity_token_in_remote_forms &&
+ html_options["authenticity_token"] != true
+ # The authenticity token is taken from the meta tag in this case
+ html_options["authenticity_token"] = false
+ elsif html_options["authenticity_token"] == true
# Include the default authenticity_token, which is only generated when its set to nil,
# but we needed the true value to override the default of no authenticity_token on data-remote.
html_options["authenticity_token"] = nil
- elsif html_options["data-remote"]
- # The authenticity token is taken from the meta tag in this case
- html_options["authenticity_token"] = false
end
end
end