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-rwxr-xr-xactionpack/lib/action_controller/base.rb46
-rw-r--r--actionpack/lib/action_controller/cgi_process.rb25
-rw-r--r--actionpack/lib/action_controller/components.rb84
-rw-r--r--actionpack/lib/action_controller/filters.rb16
-rw-r--r--actionpack/lib/action_controller/flash.rb42
-rwxr-xr-xactionpack/lib/action_controller/request.rb51
-rw-r--r--actionpack/lib/action_controller/session/active_record_store.rb4
-rw-r--r--actionpack/lib/action_controller/session_management.rb8
8 files changed, 154 insertions, 122 deletions
diff --git a/actionpack/lib/action_controller/base.rb b/actionpack/lib/action_controller/base.rb
index a3f6a0326f..b92dd1ca4e 100755
--- a/actionpack/lib/action_controller/base.rb
+++ b/actionpack/lib/action_controller/base.rb
@@ -305,8 +305,8 @@ module ActionController #:nodoc:
class << self
# Factory for the standard create, process loop where the controller is discarded after processing.
- def process(request, response) #:nodoc:
- new.process(request, response)
+ def process(request, response, parent_controller=nil) #:nodoc:
+ new(parent_controller).process(request, response)
end
# Converts the class name from something like "OneModule::TwoModule::NeatController" to "NeatController".
@@ -359,20 +359,43 @@ module ActionController #:nodoc:
end
end
- public
+ public
+ # If this controller was instantiated to process a component request,
+ # +parent_controller+ points to the instantiator of this controller.
+ attr_reader :parent_controller
+
+ # Create a new controller instance.
+ def initialize(parent_controller=nil) #:nodoc:
+ @parent_controller = parent_controller
+ end
+
# Extracts the action_name from the request parameters and performs that action.
def process(request, response, method = :perform_action, *arguments) #:nodoc:
initialize_template_class(response)
assign_shortcuts(request, response)
+
+ my_flash = flash # calling flash creates @flash
+ if my_parent = @parent_controller
+ # only discard flash if this controller isn't a component request controller
+ my_flash.discard
+ end
+
initialize_current_url
@action_name = params['action'] || 'index'
@variables_added = nil
+ @before_filter_chain_aborted = false
log_processing if logger
send(method, *arguments)
@response
ensure
- close_session
+ unless my_parent
+ unless @before_filter_chain_aborted
+ my_flash.sweep
+ clear_persistent_model_associations
+ end
+ close_session
+ end
end
# Returns a URL that has been rewritten according to the options hash and the defined Routes.
@@ -784,7 +807,7 @@ module ActionController #:nodoc:
case options
when %r{^\w+://.*}
raise DoubleRenderError if performed?
- logger.info("Redirected to #{options}") unless logger.nil?
+ logger.info("Redirected to #{options}") if logger
response.redirect(options)
response.redirected_to = options
@performed_redirect = true
@@ -866,7 +889,8 @@ module ActionController #:nodoc:
@session = @response.session
@template = @response.template
- @assigns = @response.template.assigns
+ @assigns = @response.template.assigns
+
@headers = @response.headers
end
@@ -929,23 +953,23 @@ module ActionController #:nodoc:
if view_controller_internals
[ "@assigns", "@performed_redirect", "@performed_render" ]
else
- [ "@assigns", "@performed_redirect", "@performed_render", "@request", "@response", "@session", "@cookies", "@template" ]
+ [ "@assigns", "@performed_redirect", "@performed_render", "@request", "@response", "@session", "@cookies", "@template", "@request_origin", "@parent_controller" ]
end
end
-
def request_origin
- "#{@request.remote_ip} at #{Time.now.to_s(:db)}"
+ # this *needs* to be cached!
+ # otherwise you'd get different results if calling it more than once
+ @request_origin ||= "#{@request.remote_ip} at #{Time.now.to_s(:db)}"
end
def complete_request_uri
- request.protocol + request.host + request.request_uri
+ "#{@request.protocol}#{@request.host}#{@request.request_uri}"
end
def close_session
@session.close unless @session.nil? || Hash === @session
end
-
def template_exists?(template_name = default_template_name)
@template.file_exists?(template_name)
diff --git a/actionpack/lib/action_controller/cgi_process.rb b/actionpack/lib/action_controller/cgi_process.rb
index 1690f0bb58..b22921ce8b 100644
--- a/actionpack/lib/action_controller/cgi_process.rb
+++ b/actionpack/lib/action_controller/cgi_process.rb
@@ -43,18 +43,19 @@ module ActionController #:nodoc:
def initialize(cgi, session_options = {})
@cgi = cgi
@session_options = session_options
+ @env = @cgi.send(:env_table)
super()
end
def query_string
if (qs = @cgi.query_string) && !qs.empty?
qs
- elsif uri = env['REQUEST_URI']
+ elsif uri = @env['REQUEST_URI']
parts = uri.split('?')
parts.shift
parts.join('?')
else
- env['QUERY_STRING'] || ''
+ @env['QUERY_STRING'] || ''
end
end
@@ -64,24 +65,20 @@ module ActionController #:nodoc:
def request_parameters
if formatted_post?
- CGIMethods.parse_formatted_request_parameters(post_format, env['RAW_POST_DATA'])
+ CGIMethods.parse_formatted_request_parameters(post_format, @env['RAW_POST_DATA'])
else
CGIMethods.parse_request_parameters(@cgi.params)
end
end
-
- def env
- @cgi.send(:env_table)
- end
-
+
def cookies
@cgi.cookies.freeze
end
def host
- if env["HTTP_X_FORWARDED_HOST"]
- env["HTTP_X_FORWARDED_HOST"].split(/,\s?/).last
- elsif env['HTTP_HOST'] =~ /^(.*):\d+$/
+ if @env["HTTP_X_FORWARDED_HOST"]
+ @env["HTTP_X_FORWARDED_HOST"].split(/,\s?/).last
+ elsif @env['HTTP_HOST'] =~ /^(.*):\d+$/
$1
else
@cgi.host.to_s.split(":").first || ''
@@ -89,11 +86,11 @@ module ActionController #:nodoc:
end
def port
- env["HTTP_X_FORWARDED_HOST"] ? standard_port : (port_from_http_host || super)
+ @env["HTTP_X_FORWARDED_HOST"] ? standard_port : (port_from_http_host || super)
end
def port_from_http_host
- $1.to_i if env['HTTP_HOST'] && /:(\d+)$/ =~ env['HTTP_HOST']
+ $1.to_i if @env['HTTP_HOST'] && /:(\d+)$/ =~ @env['HTTP_HOST']
end
def session
@@ -142,7 +139,7 @@ module ActionController #:nodoc:
Module.const_missing($1)
rescue LoadError, NameError => const_error
raise ActionController::SessionRestoreError, <<end_msg
-Session contains objects whose class definition isn't available.
+Session contains objects whose class definition isn\'t available.
Remember to require the classes for all objects kept in the session.
(Original exception: #{const_error.message} [#{const_error.class}])
end_msg
diff --git a/actionpack/lib/action_controller/components.rb b/actionpack/lib/action_controller/components.rb
index aeb0272cd1..7cbbe3edd2 100644
--- a/actionpack/lib/action_controller/components.rb
+++ b/actionpack/lib/action_controller/components.rb
@@ -20,6 +20,13 @@ module ActionController #:nodoc:
#
# Let's see a greeting:
# <%= render_component :controller => "greeter", :action => "hello_world" %>
+ #
+ # It is also possible to specify the controller as a class constant, bypassing the inflector
+ # code to compute the controller class at runtime. Therefore,
+ #
+ # <%= render_component :controller => GreeterController, :action => "hello_world" %>
+ #
+ # would work as well and be slightly faster.
module Components
def self.append_features(base) #:nodoc:
super
@@ -32,16 +39,18 @@ module ActionController #:nodoc:
protected
# Renders the component specified as the response for the current method
- def render_component(options = {}) #:doc:
- component_logging(options) { render_text(component_response(options).body, response.headers["Status"]) }
+ def render_component(options) #:doc:
+ component_logging(options) do
+ render_text(component_response(options, true).body, response.headers["Status"])
+ end
end
# Returns the component response as a string
def render_component_as_string(options) #:doc:
component_logging(options) do
response = component_response(options, false)
- unless response.redirected_to.nil?
- render_component_as_string response.redirected_to
+ if redirected = response.redirected_to
+ render_component_as_string redirected
else
response.body
end
@@ -49,38 +58,47 @@ module ActionController #:nodoc:
end
private
- def component_response(options, reuse_response = true)
- begin
- ActionController::Flash::FlashHash.avoid_sweep = true
- p = component_class(options).process(request_for_component(options), reuse_response ? @response : response_for_component)
- ensure
- ActionController::Flash::FlashHash.avoid_sweep = false
+ def component_response(options, reuse_response)
+ c_class = component_class(options)
+ c_request = request_for_component(c_class.controller_name, options)
+ c_response = reuse_response ? @response : @response.dup
+ c_class.process(c_request, c_response, self)
+ end
+
+ # determine the controller class for the component request
+ def component_class(options)
+ if controller = options[:controller]
+ if controller.is_a? Class
+ controller
+ else
+ "#{controller.camelize}Controller".constantize
+ end
+ else
+ self.class
+ end
+ end
+
+ # Create a new request object based on the current request.
+ # The new request inherits the session from the current request,
+ # bypassing any session options set for the component controller's class
+ def request_for_component(controller_name, options)
+ sub_request = @request.dup
+ sub_request.session = @request.session
+ sub_request.instance_variable_set(:@parameters,
+ (options[:params] || {}).with_indifferent_access.regular_update(
+ "controller" => controller_name, "action" => options[:action], "id" => options[:id])
+ )
+ sub_request
end
- p
- end
-
- def component_class(options)
- options[:controller] ? (options[:controller].camelize + "Controller").constantize : self.class
- end
-
- def request_for_component(options)
- request_for_component = @request.dup
- request_for_component.send(
- :instance_variable_set, :@parameters,
- (options[:params] || {}).merge({ "controller" => options[:controller], "action" => options[:action], "id" => options[:id] }).with_indifferent_access
- )
- return request_for_component
- end
-
- def response_for_component
- @response.dup
- end
+
def component_logging(options)
- logger.info("Start rendering component (#{options.inspect}): ") unless logger.nil?
- result = yield
- logger.info("\n\nEnd of component rendering") unless logger.nil?
- return result
+ unless logger then yield else
+ logger.info("Start rendering component (#{options.inspect}): ")
+ result = yield
+ logger.info("\n\nEnd of component rendering")
+ result
+ end
end
end
end
diff --git a/actionpack/lib/action_controller/filters.rb b/actionpack/lib/action_controller/filters.rb
index 9bfe3ee1da..2e15f67867 100644
--- a/actionpack/lib/action_controller/filters.rb
+++ b/actionpack/lib/action_controller/filters.rb
@@ -284,12 +284,12 @@ module ActionController #:nodoc:
# Returns all the before filters for this class and all its ancestors.
def before_filters #:nodoc:
- read_inheritable_attribute("before_filters")
+ read_inheritable_attribute("before_filters") || []
end
# Returns all the after filters for this class and all its ancestors.
def after_filters #:nodoc:
- read_inheritable_attribute("after_filters")
+ read_inheritable_attribute("after_filters") || []
end
# Returns a mapping between filters and the actions that may run them.
@@ -308,7 +308,8 @@ module ActionController #:nodoc:
end
def prepend_filter_to_chain(condition, filters)
- write_inheritable_attribute("#{condition}_filters", filters + read_inheritable_attribute("#{condition}_filters"))
+ old_filters = read_inheritable_attribute("#{condition}_filters") || []
+ write_inheritable_attribute("#{condition}_filters", filters + old_filters)
end
def ensure_filter_responds_to_before_and_after(filter)
@@ -344,9 +345,12 @@ module ActionController #:nodoc:
end
def perform_action_with_filters
- return if before_action == false || performed?
- perform_action_without_filters
- after_action
+ before_action_result = before_action
+ unless before_action_result == false || performed?
+ perform_action_without_filters
+ after_action
+ end
+ @before_filter_chain_aborted = (before_action_result == false)
end
# Calls all the defined before-filter filters, which are added by using "before_filter :method".
diff --git a/actionpack/lib/action_controller/flash.rb b/actionpack/lib/action_controller/flash.rb
index 9eac5784fd..6a41aa97a6 100644
--- a/actionpack/lib/action_controller/flash.rb
+++ b/actionpack/lib/action_controller/flash.rb
@@ -24,11 +24,6 @@ module ActionController #:nodoc:
#
# See docs on the FlashHash class for more details about the flash.
module Flash
- def self.append_features(base) #:nodoc:
- super
- base.before_filter(:fire_flash)
- base.after_filter(:sweep_flash)
- end
class FlashNow #:nodoc:
def initialize flash
@@ -47,9 +42,6 @@ module ActionController #:nodoc:
end
class FlashHash < Hash
- @@avoid_sweep = false
- cattr_accessor :avoid_sweep
-
def initialize #:nodoc:
super
@used = {}
@@ -106,7 +98,6 @@ module ActionController #:nodoc:
#
# This method is called automatically by filters, so you generally don't need to care about it.
def sweep #:nodoc:
- return if @@avoid_sweep
keys.each do |k|
unless @used[k]
use(k)
@@ -139,14 +130,18 @@ module ActionController #:nodoc:
# <tt>flash["notice"] = "hello"</tt> to put a new one.
# Note that if sessions are disabled only flash.now will work.
def flash #:doc:
- # @session = Hash.new if sessions are disabled
- if @session.is_a?(Hash)
- @__flash ||= FlashHash.new
-
- # otherwise, @session is a CGI::Session or a TestSession
- else
- @session['flash'] ||= FlashHash.new
- end
+ @flash ||=
+ if @parent_controller
+ @parent_controller.flash
+ elsif @session.is_a?(Hash)
+ # @session is a Hash, if sessions are disabled
+ # we don't put the flash in the session in this case
+ FlashHash.new
+ else
+ # otherwise, @session is a CGI::Session or a TestSession
+ # so make sure it gets retrieved from/saved to session storage after request processing
+ @session["flash"] ||= FlashHash.new
+ end
end
# deprecated. use <tt>flash.keep</tt> instead
@@ -155,18 +150,5 @@ module ActionController #:nodoc:
flash.keep
end
-
- private
-
- # marks flash entries as used and expose the flash to the view
- def fire_flash
- flash.discard
- @assigns["flash"] = flash
- end
-
- # deletes the flash entries that were not marked for keeping
- def sweep_flash
- flash.sweep
- end
end
end
diff --git a/actionpack/lib/action_controller/request.rb b/actionpack/lib/action_controller/request.rb
index 8b5c480626..0daa229448 100755
--- a/actionpack/lib/action_controller/request.rb
+++ b/actionpack/lib/action_controller/request.rb
@@ -3,14 +3,18 @@ module ActionController
class AbstractRequest
cattr_accessor :relative_url_root
+ # Returns the hash of environment variables for this request,
+ # such as { 'RAILS_ENV' => 'production' }.
+ attr_reader :env
+
# Returns both GET and POST parameters in a single hash.
def parameters
- @parameters ||= request_parameters.merge(query_parameters).merge(path_parameters).with_indifferent_access
+ @parameters ||= request_parameters.update(query_parameters).update(path_parameters).with_indifferent_access
end
# Returns the HTTP request method as a lowercase symbol (:get, for example)
def method
- env['REQUEST_METHOD'].downcase.to_sym
+ @request_method ||= @env['REQUEST_METHOD'].downcase.to_sym
end
# Is this a GET request? Equivalent to request.method == :get
@@ -52,10 +56,10 @@ module ActionController
# X-Post-Data-Format HTTP header if present.
def post_format
@post_format ||=
- if env['HTTP_X_POST_DATA_FORMAT']
- env['HTTP_X_POST_DATA_FORMAT'].downcase.to_sym
+ if @env['HTTP_X_POST_DATA_FORMAT']
+ @env['HTTP_X_POST_DATA_FORMAT'].downcase.to_sym
else
- case env['CONTENT_TYPE'].to_s.downcase
+ case @env['CONTENT_TYPE'].to_s.downcase
when 'application/xml', 'text/xml' then :xml
when 'application/x-yaml', 'text/x-yaml' then :yaml
else :url_encoded
@@ -82,7 +86,7 @@ module ActionController
# "XMLHttpRequest". (The Prototype Javascript library sends this header with
# every Ajax request.)
def xml_http_request?
- not /XMLHttpRequest/i.match(env['HTTP_X_REQUESTED_WITH']).nil?
+ not /XMLHttpRequest/i.match(@env['HTTP_X_REQUESTED_WITH']).nil?
end
alias xhr? :xml_http_request?
@@ -93,17 +97,17 @@ module ActionController
# delimited list in the case of multiple chained proxies; the first is
# the originating IP.
def remote_ip
- return env['HTTP_CLIENT_IP'] if env.include? 'HTTP_CLIENT_IP'
+ return @env['HTTP_CLIENT_IP'] if @env.include? 'HTTP_CLIENT_IP'
- if env.include? 'HTTP_X_FORWARDED_FOR' then
- remote_ips = env['HTTP_X_FORWARDED_FOR'].split(',').reject do |ip|
+ if @env.include? 'HTTP_X_FORWARDED_FOR' then
+ remote_ips = @env['HTTP_X_FORWARDED_FOR'].split(',').reject do |ip|
ip =~ /^unknown$|^(10|172\.(1[6-9]|2[0-9]|30|31)|192\.168)\./i
end
return remote_ips.first.strip unless remote_ips.empty?
end
- env['REMOTE_ADDR']
+ @env['REMOTE_ADDR']
end
# Returns the domain part of a host, such as rubyonrails.org in "www.rubyonrails.org". You can specify
@@ -127,19 +131,19 @@ module ActionController
# This is useful for services such as REST, XMLRPC and SOAP
# which communicate over HTTP POST but don't use the traditional parameter format.
def raw_post
- env['RAW_POST_DATA']
+ @env['RAW_POST_DATA']
end
# Returns the request URI correctly, taking into account the idiosyncracies
# of the various servers.
def request_uri
- if uri = env['REQUEST_URI']
+ if uri = @env['REQUEST_URI']
(%r{^\w+\://[^/]+(/.*|$)$} =~ uri) ? $1 : uri # Remove domain, which webrick puts into the request_uri.
else # REQUEST_URI is blank under IIS - get this from PATH_INFO and SCRIPT_NAME
- script_filename = env['SCRIPT_NAME'].to_s.match(%r{[^/]+$})
- uri = env['PATH_INFO']
+ script_filename = @env['SCRIPT_NAME'].to_s.match(%r{[^/]+$})
+ uri = @env['PATH_INFO']
uri = uri.sub(/#{script_filename}\//, '') unless script_filename.nil?
- unless (env_qs = env['QUERY_STRING']).nil? || env_qs.empty?
+ unless (env_qs = @env['QUERY_STRING']).nil? || env_qs.empty?
uri << '?' << env_qs
end
uri
@@ -153,7 +157,7 @@ module ActionController
# Is this an SSL request?
def ssl?
- env['HTTPS'] == 'on' || env['HTTP_X_FORWARDED_PROTO'] == 'https'
+ @env['HTTPS'] == 'on' || @env['HTTP_X_FORWARDED_PROTO'] == 'https'
end
# Returns the interpreted path to requested resource after all the installation directory of this application was taken into account
@@ -169,13 +173,13 @@ module ActionController
# Returns the path minus the web server relative installation directory.
# This method returns nil unless the web server is apache.
def relative_url_root
- @@relative_url_root ||= server_software == 'apache' ? env["SCRIPT_NAME"].to_s.sub(/\/dispatch\.(fcgi|rb|cgi)$/, '') : ''
+ @@relative_url_root ||= server_software == 'apache' ? @env["SCRIPT_NAME"].to_s.sub(/\/dispatch\.(fcgi|rb|cgi)$/, '') : ''
end
# Returns the port number of this request as an integer.
def port
- @port_as_int ||= env['SERVER_PORT'].to_i
+ @port_as_int ||= @env['SERVER_PORT'].to_i
end
# Returns the standard port number for this request's protocol
@@ -213,7 +217,7 @@ module ActionController
# Returns the lowercase name of the HTTP server software.
def server_software
- (env['SERVER_SOFTWARE'] && /^([a-zA-Z]+)/ =~ env['SERVER_SOFTWARE']) ? $1.downcase : nil
+ (@env['SERVER_SOFTWARE'] && /^([a-zA-Z]+)/ =~ @env['SERVER_SOFTWARE']) ? $1.downcase : nil
end
#--
@@ -225,11 +229,6 @@ module ActionController
def request_parameters #:nodoc:
end
- # Returns the hash of environment variables for this request,
- # such as { 'RAILS_ENV' => 'production' }.
- def env
- end
-
# Returns the host for this request, such as example.com.
def host
end
@@ -240,6 +239,10 @@ module ActionController
def session #:nodoc:
end
+ def session=(session) #:nodoc:
+ @session = session
+ end
+
def reset_session #:nodoc:
end
end
diff --git a/actionpack/lib/action_controller/session/active_record_store.rb b/actionpack/lib/action_controller/session/active_record_store.rb
index 7642320747..3d84d85ac0 100644
--- a/actionpack/lib/action_controller/session/active_record_store.rb
+++ b/actionpack/lib/action_controller/session/active_record_store.rb
@@ -278,7 +278,9 @@ class CGI
raise CGI::Session::NoSession, 'uninitialized session'
end
@session = @@session_class.new(:session_id => session_id, :data => {})
- @session.save
+ # session saving can be lazy again, because of improved component implementation
+ # therefore next line gets commented out:
+ # @session.save
end
end
diff --git a/actionpack/lib/action_controller/session_management.rb b/actionpack/lib/action_controller/session_management.rb
index 827f8ebe46..950f48abf4 100644
--- a/actionpack/lib/action_controller/session_management.rb
+++ b/actionpack/lib/action_controller/session_management.rb
@@ -11,7 +11,6 @@ module ActionController #:nodoc:
base.extend(ClassMethods)
base.send(:alias_method, :process_without_session_management_support, :process)
base.send(:alias_method, :process, :process_with_session_management_support)
- base.after_filter(:clear_persistent_model_associations)
end
module ClassMethods
@@ -111,8 +110,11 @@ module ActionController #:nodoc:
end
def process_with_session_management_support(request, response, method = :perform_action, *arguments) #:nodoc:
- action = request.parameters["action"] || "index"
- request.session_options = self.class.session_options_for(request, action)
+ unless @parent_controller
+ # only determine session options if this isn't a controller created for component request processing
+ action = request.parameters["action"] || "index"
+ request.session_options = self.class.session_options_for(request, action)
+ end
process_without_session_management_support(request, response, method, *arguments)
end