Module: Otto::RequestHelpers

Defined in:
lib/otto.rb

Instance Method Summary collapse

Instance Method Details

#absolute_suri(host = current_server_name) ⇒ Object 



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# File 'lib/otto.rb', line 377

def absolute_suri host=current_server_name
  prefix = local? ? 'http://' : 'https://'
  [prefix, host, request_path].join
end

#ajax? ⇒ Boolean

See: stackoverflow.com/questions/10013812/how-to-prevent-jquery-ajax-from-following-a-redirect-after-a-post

Returns:

  • (Boolean) 


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# File 'lib/otto.rb', line 393

def ajax?
  env['HTTP_X_REQUESTED_WITH'].to_s.downcase == 'xmlhttprequest'
end

#client_ipaddress ⇒ Object

HTTP_X_FORWARDED_FOR is from the ELB (non-https only) and it can take the form: 74.121.244.2, 10.252.130.147 HTTP_X_REAL_IP is from nginx REMOTE_ADDR is from thin There’s no way to get the client IP address in HTTPS.



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# File 'lib/otto.rb', line 352

def client_ipaddress
  env['HTTP_X_FORWARDED_FOR'].to_s.split(/,\s*/).first ||
  env['HTTP_X_REAL_IP'] || env['REMOTE_ADDR']
end

#cookie(name) ⇒ Object 



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# File 'lib/otto.rb', line 396

def cookie name
  cookies[name.to_s]
end

#cookie?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/otto.rb', line 399

def cookie? name
  !cookie(name).to_s.empty?
end

#current_absolute_uri ⇒ Object 



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# File 'lib/otto.rb', line 402

def current_absolute_uri
  prefix = secure? && !local? ? 'https://' : 'http://'
  [prefix, http_host, request_path].join
end

#current_server ⇒ Object 



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# File 'lib/otto.rb', line 359

def current_server
  [current_server_name, env['SERVER_PORT']].join(':')
end

#current_server_name ⇒ Object 



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# File 'lib/otto.rb', line 362

def current_server_name
  env['SERVER_NAME']
end

#http_host ⇒ Object 



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# File 'lib/otto.rb', line 365

def http_host
  env['HTTP_HOST']
end

#local? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/otto.rb', line 381

def local?
  Otto.env?(:dev, :development) &&
   (client_ipaddress == '127.0.0.1' ||
   !client_ipaddress.match(/^10\.0\./).nil? ||
   !client_ipaddress.match(/^192\.168\./).nil?)
end

#request_method ⇒ Object 



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# File 'lib/otto.rb', line 356

def request_method
  env['REQUEST_METHOD']
end

#request_path ⇒ Object 



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# File 'lib/otto.rb', line 368

def request_path
  env['REQUEST_PATH']
end

#request_uri ⇒ Object 



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# File 'lib/otto.rb', line 371

def request_uri
  env['REQUEST_URI']
end

#root_path ⇒ Object 



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# File 'lib/otto.rb', line 374

def root_path
  env['SCRIPT_NAME']
end

#secure? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/otto.rb', line 387

def secure?
  # X-Scheme is set by nginx
  # X-FORWARDED-PROTO is set by elastic load balancer
  (env['HTTP_X_FORWARDED_PROTO'] == 'https' || env['HTTP_X_SCHEME'] == "https")
end

#user_agent ⇒ Object 



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# File 'lib/otto.rb', line 344

def user_agent
  env['HTTP_USER_AGENT']
end