diff options
Diffstat (limited to 'actionpack/lib/action_controller/metal')
5 files changed, 57 insertions, 28 deletions
diff --git a/actionpack/lib/action_controller/metal/data_streaming.rb b/actionpack/lib/action_controller/metal/data_streaming.rb index 6f520b1054..379ff97048 100644 --- a/actionpack/lib/action_controller/metal/data_streaming.rb +++ b/actionpack/lib/action_controller/metal/data_streaming.rb @@ -8,15 +8,13 @@ module ActionController #:nodoc: include ActionController::Rendering - DEFAULT_SEND_FILE_OPTIONS = { - :type => 'application/octet-stream'.freeze, - :disposition => 'attachment'.freeze, - }.freeze + DEFAULT_SEND_FILE_TYPE = 'application/octet-stream'.freeze #:nodoc: + DEFAULT_SEND_FILE_DISPOSITION = 'attachment'.freeze #:nodoc: protected # Sends the file. This uses a server-appropriate method (such as X-Sendfile) # via the Rack::Sendfile middleware. The header to use is set via - # config.action_dispatch.x_sendfile_header. + # +config.action_dispatch.x_sendfile_header+. # Your server can also configure this for you by setting the X-Sendfile-Type header. # # Be careful to sanitize the path parameter if it is coming from a web @@ -74,7 +72,27 @@ module ActionController #:nodoc: self.status = options[:status] || 200 self.content_type = options[:content_type] if options.key?(:content_type) - self.response_body = File.open(path, "rb") + self.response_body = FileBody.new(path) + end + + # Avoid having to pass an open file handle as the response body. + # Rack::Sendfile will usually intercepts the response and just uses + # the path directly, so no reason to open the file. + class FileBody #:nodoc: + attr_reader :to_path + + def initialize(path) + @to_path = path + end + + # Stream the file's contents if Rack::Sendfile isn't present. + def each + File.open(to_path, 'rb') do |file| + while chunk = file.read(16384) + yield chunk + end + end + end end # Sends the given binary data to the browser. This method is similar to @@ -107,7 +125,7 @@ module ActionController #:nodoc: # # See +send_file+ for more information on HTTP Content-* headers and caching. def send_data(data, options = {}) #:doc: - send_file_headers! options.dup + send_file_headers! options render options.slice(:status, :content_type).merge(:text => data) end @@ -115,15 +133,8 @@ module ActionController #:nodoc: def send_file_headers!(options) type_provided = options.has_key?(:type) - options.update(DEFAULT_SEND_FILE_OPTIONS.merge(options)) - [:type, :disposition].each do |arg| - raise ArgumentError, ":#{arg} option required" if options[arg].nil? - end - - disposition = options[:disposition] - disposition += %(; filename="#{options[:filename]}") if options[:filename] - - content_type = options[:type] + content_type = options.fetch(:type, DEFAULT_SEND_FILE_TYPE) + raise ArgumentError, ":type option required" if content_type.nil? if content_type.is_a?(Symbol) extension = Mime[content_type] @@ -137,10 +148,13 @@ module ActionController #:nodoc: self.content_type = content_type end - headers.merge!( - 'Content-Disposition' => disposition, - 'Content-Transfer-Encoding' => 'binary' - ) + disposition = options.fetch(:disposition, DEFAULT_SEND_FILE_DISPOSITION) + unless disposition.nil? + disposition += %(; filename="#{options[:filename]}") if options[:filename] + headers['Content-Disposition'] = disposition + end + + headers['Content-Transfer-Encoding'] = 'binary' response.sending_file = true diff --git a/actionpack/lib/action_controller/metal/params_wrapper.rb b/actionpack/lib/action_controller/metal/params_wrapper.rb index fa760f2658..7e2316d01c 100644 --- a/actionpack/lib/action_controller/metal/params_wrapper.rb +++ b/actionpack/lib/action_controller/metal/params_wrapper.rb @@ -48,7 +48,7 @@ module ActionController # method attribute_names. # # If you're going to pass the parameters to an +ActiveModel+ object (such as - # +User.new(params[:user])+), you might consider passing the model class to + # <tt>User.new(params[:user])</tt>), you might consider passing the model class to # the method instead. The +ParamsWrapper+ will actually try to determine the # list of attribute names from the model and only wrap those attributes: # @@ -66,7 +66,7 @@ module ActionController # class Admin::UsersController < ApplicationController # end # - # will try to check if +Admin::User+ or +User+ model exists, and use it to + # will try to check if <tt>Admin::User</tt> or +User+ model exists, and use it to # determine the wrapper key respectively. If both models don't exist, # it will then fallback to use +user+ as the key. module ParamsWrapper diff --git a/actionpack/lib/action_controller/metal/redirecting.rb b/actionpack/lib/action_controller/metal/redirecting.rb index 35ded8a56c..5e7bd44562 100644 --- a/actionpack/lib/action_controller/metal/redirecting.rb +++ b/actionpack/lib/action_controller/metal/redirecting.rb @@ -45,6 +45,16 @@ module ActionController # integer, or a symbol representing the downcased, underscored and symbolized description. # Note that the status code must be a 3xx HTTP code, or redirection will not occur. # + # If you are using XHR requests other than GET or POST and redirecting after the + # request then some browsers will follow the redirect using the original request + # method. This may lead to undesirable behavior such as a double DELETE. To work + # around this you can return a <tt>303 See Other</tt> status code which will be + # followed using a GET request. + # + # Examples: + # redirect_to posts_url, :status => :see_other + # redirect_to :action => 'index', :status => 303 + # # It is also possible to assign a flash message as part of the redirection. There are two special accessors for the commonly used flash names # +alert+ and +notice+ as well as a general purpose +flash+ bucket. # diff --git a/actionpack/lib/action_controller/metal/renderers.rb b/actionpack/lib/action_controller/metal/renderers.rb index 6e9ce450ac..4a0c1c7dd7 100644 --- a/actionpack/lib/action_controller/metal/renderers.rb +++ b/actionpack/lib/action_controller/metal/renderers.rb @@ -91,9 +91,14 @@ module ActionController add :json do |json, options| json = json.to_json(options) unless json.kind_of?(String) - json = "#{options[:callback]}(#{json})" unless options[:callback].blank? - self.content_type ||= Mime::JSON - json + + if options[:callback].present? + self.content_type ||= Mime::JS + "#{options[:callback]}(#{json})" + else + self.content_type ||= Mime::JSON + json + end end add :js do |js, options| diff --git a/actionpack/lib/action_controller/metal/streaming.rb b/actionpack/lib/action_controller/metal/streaming.rb index 52aaed0ed4..eeb37db2e7 100644 --- a/actionpack/lib/action_controller/metal/streaming.rb +++ b/actionpack/lib/action_controller/metal/streaming.rb @@ -139,17 +139,17 @@ module ActionController #:nodoc: # session or flash after the template starts rendering will not propagate # to the client. # - # If you try to modify cookies, session or flash, an +ActionDispatch::ClosedError+ + # If you try to modify cookies, session or flash, an <tt>ActionDispatch::ClosedError</tt> # will be raised, showing those objects are closed for modification. # # == Middlewares # # Middlewares that need to manipulate the body won't work with streaming. # You should disable those middlewares whenever streaming in development - # or production. For instance, +Rack::Bug+ won't work when streaming as it + # or production. For instance, <tt>Rack::Bug</tt> won't work when streaming as it # needs to inject contents in the HTML body. # - # Also +Rack::Cache+ won't work with streaming as it does not support + # Also <tt>Rack::Cache</tt> won't work with streaming as it does not support # streaming bodies yet. Whenever streaming Cache-Control is automatically # set to "no-cache". # |