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-rw-r--r--actionpack/lib/action_controller/metal/conditional_get.rb80
-rw-r--r--actionpack/lib/action_controller/metal/head.rb2
-rw-r--r--actionpack/lib/action_controller/metal/helpers.rb4
-rw-r--r--actionpack/lib/action_controller/metal/http_authentication.rb10
-rw-r--r--actionpack/lib/action_controller/metal/live.rb2
-rw-r--r--actionpack/lib/action_controller/metal/mime_responds.rb13
-rw-r--r--actionpack/lib/action_controller/metal/params_wrapper.rb2
-rw-r--r--actionpack/lib/action_controller/metal/request_forgery_protection.rb4
-rw-r--r--actionpack/lib/action_controller/metal/strong_parameters.rb3
-rw-r--r--actionpack/lib/action_controller/metal/url_for.rb5
10 files changed, 89 insertions, 36 deletions
diff --git a/actionpack/lib/action_controller/metal/conditional_get.rb b/actionpack/lib/action_controller/metal/conditional_get.rb
index febbc72861..47bcfdb1e9 100644
--- a/actionpack/lib/action_controller/metal/conditional_get.rb
+++ b/actionpack/lib/action_controller/metal/conditional_get.rb
@@ -15,7 +15,7 @@ module ActionController
module ClassMethods
# Allows you to consider additional controller-wide information when generating an ETag.
# For example, if you serve pages tailored depending on who's logged in at the moment, you
- # may want to add the current user id to be part of the ETag to prevent authorized displaying
+ # may want to add the current user id to be part of the ETag to prevent unauthorized displaying
# of cached pages.
#
# class InvoicesController < ApplicationController
@@ -57,15 +57,25 @@ module ActionController
# This will render the show template if the request isn't sending a matching ETag or
# If-Modified-Since header and just a <tt>304 Not Modified</tt> response if there's a match.
#
- # You can also just pass a record where +last_modified+ will be set by calling
- # +updated_at+ and the +etag+ by passing the object itself.
+ # You can also just pass a record. In this case +last_modified+ will be set
+ # by calling +updated_at+ and +etag+ by passing the object itself.
#
# def show
# @article = Article.find(params[:id])
# fresh_when(@article)
# end
#
- # When passing a record, you can still set whether the public header:
+ # You can also pass an object that responds to +maximum+, such as a
+ # collection of active records. In this case +last_modified+ will be set by
+ # calling +maximum(:updated_at)+ on the collection (the timestamp of the
+ # most recently updated record) and the +etag+ by passing the object itself.
+ #
+ # def index
+ # @articles = Article.all
+ # fresh_when(@articles)
+ # end
+ #
+ # When passing a record or a collection, you can still set the public header:
#
# def show
# @article = Article.find(params[:id])
@@ -77,18 +87,16 @@ module ActionController
#
# before_action { fresh_when @article, template: 'widgets/show' }
#
- def fresh_when(record_or_options, additional_options = {})
- if record_or_options.is_a? Hash
- options = record_or_options
- options.assert_valid_keys(:etag, :last_modified, :public, :template)
- else
- record = record_or_options
- options = { etag: record, last_modified: record.try(:updated_at) }.merge!(additional_options)
+ def fresh_when(object = nil, etag: object, last_modified: nil, public: false, template: nil)
+ last_modified ||= object.try(:updated_at) || object.try(:maximum, :updated_at)
+
+ if etag || template
+ response.etag = combine_etags(etag: etag, last_modified: last_modified,
+ public: public, template: template)
end
- response.etag = combine_etags(options) if options[:etag] || options[:template]
- response.last_modified = options[:last_modified] if options[:last_modified]
- response.cache_control[:public] = true if options[:public]
+ response.last_modified = last_modified if last_modified
+ response.cache_control[:public] = true if public
head :not_modified if request.fresh?(response)
end
@@ -123,8 +131,8 @@ module ActionController
# end
# end
#
- # You can also just pass a record where +last_modified+ will be set by calling
- # +updated_at+ and the +etag+ by passing the object itself.
+ # You can also just pass a record. In this case +last_modified+ will be set
+ # by calling +updated_at+ and +etag+ by passing the object itself.
#
# def show
# @article = Article.find(params[:id])
@@ -137,7 +145,23 @@ module ActionController
# end
# end
#
- # When passing a record, you can still set whether the public header:
+ # You can also pass an object that responds to +maximum+, such as a
+ # collection of active records. In this case +last_modified+ will be set by
+ # calling +maximum(:updated_at)+ on the collection (the timestamp of the
+ # most recently updated record) and the +etag+ by passing the object itself.
+ #
+ # def index
+ # @articles = Article.all
+ #
+ # if stale?(@articles)
+ # @statistics = @articles.really_expensive_call
+ # respond_to do |format|
+ # # all the supported formats
+ # end
+ # end
+ # end
+ #
+ # When passing a record or a collection, you can still set the public header:
#
# def show
# @article = Article.find(params[:id])
@@ -157,8 +181,8 @@ module ActionController
# super if stale? @article, template: 'widgets/show'
# end
#
- def stale?(record_or_options, additional_options = {})
- fresh_when(record_or_options, additional_options)
+ def stale?(object = nil, etag: object, last_modified: nil, public: nil, template: nil)
+ fresh_when(object, etag: etag, last_modified: last_modified, public: public, template: template)
!request.fresh?(response)
end
@@ -191,6 +215,24 @@ module ActionController
response.cache_control.replace(:no_cache => true)
end
+ # Cache or yield the block. The cache is supposed to never expire.
+ #
+ # You can use this method when you have a HTTP response that never changes,
+ # and the browser and proxies should cache it indefinitely.
+ #
+ # * +public+: By default, HTTP responses are private, cached only on the
+ # user's web browser. To allow proxies to cache the response, set +true+ to
+ # indicate that they can serve the cached response to all users.
+ #
+ # * +version+: the version passed as a key for the cache.
+ def http_cache_forever(public: false, version: 'v1')
+ expires_in 100.years, public: public
+
+ yield if stale?(etag: "#{version}-#{request.fullpath}",
+ last_modified: Time.parse('2011-01-01').utc,
+ public: public)
+ end
+
private
def combine_etags(options)
etags = etaggers.map { |etagger| instance_exec(options, &etagger) }.compact
diff --git a/actionpack/lib/action_controller/metal/head.rb b/actionpack/lib/action_controller/metal/head.rb
index 0d93e2f7aa..70f42bf565 100644
--- a/actionpack/lib/action_controller/metal/head.rb
+++ b/actionpack/lib/action_controller/metal/head.rb
@@ -38,6 +38,8 @@ module ActionController
headers.delete('Content-Type')
headers.delete('Content-Length')
end
+
+ true
end
private
diff --git a/actionpack/lib/action_controller/metal/helpers.rb b/actionpack/lib/action_controller/metal/helpers.rb
index a9c3e438fb..4038101fe0 100644
--- a/actionpack/lib/action_controller/metal/helpers.rb
+++ b/actionpack/lib/action_controller/metal/helpers.rb
@@ -93,6 +93,10 @@ module ActionController
super(args)
end
+ # Returns a list of helper names in a given path.
+ #
+ # ActionController::Base.all_helpers_from_path 'app/helpers'
+ # # => ["application", "chart", "rubygems"]
def all_helpers_from_path(path)
helpers = Array(path).flat_map do |_path|
extract = /^#{Regexp.quote(_path.to_s)}\/?(.*)_helper.rb$/
diff --git a/actionpack/lib/action_controller/metal/http_authentication.rb b/actionpack/lib/action_controller/metal/http_authentication.rb
index a219d35b25..c492b7fb64 100644
--- a/actionpack/lib/action_controller/metal/http_authentication.rb
+++ b/actionpack/lib/action_controller/metal/http_authentication.rb
@@ -106,11 +106,11 @@ module ActionController
end
def auth_scheme(request)
- request.authorization.split(' ', 2).first
+ request.authorization.to_s.split(' ', 2).first
end
def auth_param(request)
- request.authorization.split(' ', 2).second
+ request.authorization.to_s.split(' ', 2).second
end
def encode_credentials(user_name, password)
@@ -118,7 +118,7 @@ module ActionController
end
def authentication_request(controller, realm)
- controller.headers["WWW-Authenticate"] = %(Basic realm="#{realm.gsub(/"/, "")}")
+ controller.headers["WWW-Authenticate"] = %(Basic realm="#{realm.gsub('"'.freeze, "".freeze)}")
controller.status = 401
controller.response_body = "HTTP Basic: Access denied.\n"
end
@@ -314,7 +314,7 @@ module ActionController
nonce(secret_key, t) == value && (t - Time.now.to_i).abs <= seconds_to_timeout
end
- # Opaque based on random generation - but changing each request?
+ # Opaque based on digest of secret key
def opaque(secret_key)
::Digest::MD5.hexdigest(secret_key)
end
@@ -499,7 +499,7 @@ module ActionController
#
# Returns nothing.
def authentication_request(controller, realm)
- controller.headers["WWW-Authenticate"] = %(Token realm="#{realm.gsub(/"/, "")}")
+ controller.headers["WWW-Authenticate"] = %(Token realm="#{realm.gsub('"'.freeze, "".freeze)}")
controller.__send__ :render, :text => "HTTP Token: Access denied.\n", :status => :unauthorized
end
end
diff --git a/actionpack/lib/action_controller/metal/live.rb b/actionpack/lib/action_controller/metal/live.rb
index 7590fb6843..58150cd9a9 100644
--- a/actionpack/lib/action_controller/metal/live.rb
+++ b/actionpack/lib/action_controller/metal/live.rb
@@ -102,7 +102,7 @@ module ActionController
end
end
- message = json.gsub(/\n/, "\ndata: ")
+ message = json.gsub("\n".freeze, "\ndata: ".freeze)
@stream.write "data: #{message}\n\n"
end
end
diff --git a/actionpack/lib/action_controller/metal/mime_responds.rb b/actionpack/lib/action_controller/metal/mime_responds.rb
index 7dae171215..fab1be3459 100644
--- a/actionpack/lib/action_controller/metal/mime_responds.rb
+++ b/actionpack/lib/action_controller/metal/mime_responds.rb
@@ -288,16 +288,17 @@ module ActionController #:nodoc:
end
def variant
- if @variant.nil?
+ if @variant.empty?
@variants[:none] || @variants[:any]
- elsif (@variants.keys & @variant).any?
- @variant.each do |v|
- return @variants[v] if @variants.key?(v)
- end
else
- @variants[:any]
+ @variants[variant_key]
end
end
+
+ private
+ def variant_key
+ @variant.find { |variant| @variants.key?(variant) } || :any
+ end
end
end
end
diff --git a/actionpack/lib/action_controller/metal/params_wrapper.rb b/actionpack/lib/action_controller/metal/params_wrapper.rb
index a7e734db42..0a04848eba 100644
--- a/actionpack/lib/action_controller/metal/params_wrapper.rb
+++ b/actionpack/lib/action_controller/metal/params_wrapper.rb
@@ -131,7 +131,7 @@ module ActionController
private
# Determine the wrapper model from the controller's name. By convention,
# this could be done by trying to find the defined model that has the
- # same singularize name as the controller. For example, +UsersController+
+ # same singular name as the controller. For example, +UsersController+
# will try to find if the +User+ model exists.
#
# This method also does namespace lookup. Foo::Bar::UsersController will
diff --git a/actionpack/lib/action_controller/metal/request_forgery_protection.rb b/actionpack/lib/action_controller/metal/request_forgery_protection.rb
index 7facbe79aa..367b736035 100644
--- a/actionpack/lib/action_controller/metal/request_forgery_protection.rb
+++ b/actionpack/lib/action_controller/metal/request_forgery_protection.rb
@@ -275,7 +275,9 @@ module ActionController #:nodoc:
# session token. Essentially the inverse of
# +masked_authenticity_token+.
def valid_authenticity_token?(session, encoded_masked_token)
- return false if encoded_masked_token.nil? || encoded_masked_token.empty?
+ if encoded_masked_token.nil? || encoded_masked_token.empty? || !encoded_masked_token.is_a?(String)
+ return false
+ end
begin
masked_token = Base64.strict_decode64(encoded_masked_token)
diff --git a/actionpack/lib/action_controller/metal/strong_parameters.rb b/actionpack/lib/action_controller/metal/strong_parameters.rb
index 01bbd749c1..e30c9c5ade 100644
--- a/actionpack/lib/action_controller/metal/strong_parameters.rb
+++ b/actionpack/lib/action_controller/metal/strong_parameters.rb
@@ -1,7 +1,6 @@
require 'active_support/core_ext/hash/indifferent_access'
require 'active_support/core_ext/array/wrap'
require 'active_support/core_ext/string/filters'
-require 'active_support/deprecation'
require 'active_support/rescuable'
require 'action_dispatch/http/upload'
require 'stringio'
@@ -118,7 +117,7 @@ module ActionController
self.always_permitted_parameters = %w( controller action )
def self.const_missing(const_name)
- super unless const_name == :NEVER_UNPERMITTED_PARAMS
+ return super unless const_name == :NEVER_UNPERMITTED_PARAMS
ActiveSupport::Deprecation.warn(<<-MSG.squish)
`ActionController::Parameters::NEVER_UNPERMITTED_PARAMS` has been deprecated.
Use `ActionController::Parameters.always_permitted_parameters` instead.
diff --git a/actionpack/lib/action_controller/metal/url_for.rb b/actionpack/lib/action_controller/metal/url_for.rb
index 572d1770f7..fbaa90d521 100644
--- a/actionpack/lib/action_controller/metal/url_for.rb
+++ b/actionpack/lib/action_controller/metal/url_for.rb
@@ -4,7 +4,10 @@ module ActionController
#
# In addition to <tt>AbstractController::UrlFor</tt>, this module accesses the HTTP layer to define
# url options like the +host+. In order to do so, this module requires the host class
- # to implement +env+ and +request+, which need to be a Rack-compatible.
+ # to implement +env+ which needs to be Rack-compatible and +request+
+ # which is either instance of +ActionDispatch::Request+ or an object
+ # that responds to <tt>host</tt>, <tt>optional_port</tt>, <tt>protocol</tt> and
+ # <tt>symbolized_path_parameter</tt> methods.
#
# class RootUrl
# include ActionController::UrlFor