module ActionController::Rendering

Constants

RENDER_FORMATS_IN_PRIORITY

Public Instance Methods

render_to_body(options = {}) click to toggle source
Calls superclass method
# File lib/action_controller/metal/rendering.rb, line 51
def render_to_body(options = {})
  super || _render_in_priorities(options) || " "
end
render_to_string(*) click to toggle source

Overwrite render_to_string because body can now be set to a Rack body.

Calls superclass method
# File lib/action_controller/metal/rendering.rb, line 40
def render_to_string(*)
  result = super
  if result.respond_to?(:each)
    string = +""
    result.each { |r| string << r }
    string
  else
    result
  end
end

Private Instance Methods

_normalize_args(action = nil, options = {}, &blk) click to toggle source

Normalize arguments by catching blocks and setting them on :update.

Calls superclass method
# File lib/action_controller/metal/rendering.rb, line 87
def _normalize_args(action = nil, options = {}, &blk)
  options = super
  options[:update] = blk if block_given?
  options
end
_normalize_options(options) click to toggle source

Normalize both text and status options.

Calls superclass method
# File lib/action_controller/metal/rendering.rb, line 94
def _normalize_options(options)
  _normalize_text(options)

  if options[:html]
    options[:html] = ERB::Util.html_escape(options[:html])
  end

  if options[:status]
    options[:status] = Rack::Utils.status_code(options[:status])
  end

  super
end
_normalize_text(options) click to toggle source
# File lib/action_controller/metal/rendering.rb, line 108
def _normalize_text(options)
  RENDER_FORMATS_IN_PRIORITY.each do |format|
    if options.key?(format) && options[format].respond_to?(:to_text)
      options[format] = options[format].to_text
    end
  end
end
_process_options(options) click to toggle source

Process controller specific options, as status, content-type and location.

Calls superclass method
# File lib/action_controller/metal/rendering.rb, line 117
def _process_options(options)
  status, content_type, location = options.values_at(:status, :content_type, :location)

  self.status = status if status
  self.content_type = content_type if content_type
  headers["Location"] = url_for(location) if location

  super
end
_process_variant(options) click to toggle source
# File lib/action_controller/metal/rendering.rb, line 56
def _process_variant(options)
  if defined?(request) && !request.nil? && request.variant.present?
    options[:variant] = request.variant
  end
end
_render_in_priorities(options) click to toggle source
# File lib/action_controller/metal/rendering.rb, line 62
def _render_in_priorities(options)
  RENDER_FORMATS_IN_PRIORITY.each do |format|
    return options[format] if options.key?(format)
  end

  nil
end
_set_html_content_type() click to toggle source
# File lib/action_controller/metal/rendering.rb, line 70
def _set_html_content_type
  self.content_type = Mime[:html].to_s
end
_set_rendered_content_type(format) click to toggle source
# File lib/action_controller/metal/rendering.rb, line 74
def _set_rendered_content_type(format)
  if format && !response.media_type
    self.content_type = format.to_s
  end
end
_set_vary_header() click to toggle source
# File lib/action_controller/metal/rendering.rb, line 80
def _set_vary_header
  if self.headers["Vary"].blank? && request.should_apply_vary_header?
    self.headers["Vary"] = "Accept"
  end
end