Class: Goalie::CustomErrorPages

Inherits:
Object
  • Object
show all
Defined in:
lib/goalie.rb

Overview

This middleware rescues any exception returned by the application and renders nice exception pages.

Constant Summary collapse

FAILSAFE_RESPONSE = 
[
   500,
   {'Content-Type' => 'text/html'},
   ["<html><body><h1>500 Internal Server Error</h1>" <<
    "If you are the administrator of this website, then please read " <<
    "this web application's log file and/or the web server's log " <<
    "file to find out what went wrong.</body></html>"]
]
@@rescue_responses = 
Hash.new(:internal_server_error)

Instance Method Summary collapse

Constructor Details

#initialize(app, consider_all_requests_local = false) ⇒ CustomErrorPages

Returns a new instance of CustomErrorPages.



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# File 'lib/goalie.rb', line 39

def initialize(app, consider_all_requests_local = false)
  @app = app
  @consider_all_requests_local = consider_all_requests_local
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/goalie.rb', line 44

def call(env)
  status, headers, body = @app.call(env)

  # Only this middleware cares about RoutingError. So, let's just
  # raise it here.
  # TODO: refactor this middleware to handle the X-Cascade scenario
  # without having to raise an exception.
  if headers['X-Cascade'] == 'pass'
    raise(ActionController::RoutingError,
          "No route matches #{env['PATH_INFO'].inspect}")
  end

  [status, headers, body]
rescue Exception => exception
  render_exception(env, exception)
end