class ActionDispatch::PublicExceptions
Attributes
public_path[RW]
Public Class Methods
new(public_path)
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# File lib/action_dispatch/middleware/public_exceptions.rb, line 5 def initialize(public_path) @public_path = public_path end
Public Instance Methods
call(env)
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# File lib/action_dispatch/middleware/public_exceptions.rb, line 9 def call(env) status = env["PATH_INFO"][1..-1] request = ActionDispatch::Request.new(env) content_type = request.formats.first body = { :status => status, :error => Rack::Utils::HTTP_STATUS_CODES.fetch(status.to_i, Rack::Utils::HTTP_STATUS_CODES[500]) } render(status, content_type, body) end
Private Instance Methods
render(status, content_type, body)
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# File lib/action_dispatch/middleware/public_exceptions.rb, line 20 def render(status, content_type, body) format = "to_#{content_type.to_sym}" if content_type if format && body.respond_to?(format) render_format(status, content_type, body.public_send(format)) else render_html(status) end end
render_format(status, content_type, body)
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# File lib/action_dispatch/middleware/public_exceptions.rb, line 29 def render_format(status, content_type, body) [status, {'Content-Type' => "#{content_type}; charset=#{ActionDispatch::Response.default_charset}", 'Content-Length' => body.bytesize.to_s}, [body]] end
render_html(status)
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# File lib/action_dispatch/middleware/public_exceptions.rb, line 34 def render_html(status) found = false path = "#{public_path}/#{status}.#{I18n.locale}.html" if I18n.locale path = "#{public_path}/#{status}.html" unless path && (found = File.exist?(path)) if found || File.exist?(path) render_format(status, 'text/html', File.read(path)) else [404, { "X-Cascade" => "pass" }, []] end end