Class: WashOut::Middleware

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

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Middleware

Returns a new instance of Middleware.



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# File 'lib/wash_out/middleware.rb', line 2

def initialize app
  @app = app
end

Class Method Details

.raise_or_render_rexml_parse_error(e, env) ⇒ Object 



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# File 'lib/wash_out/middleware.rb', line 14

def self.raise_or_render_rexml_parse_error e, env
  raise e unless env.has_key? 'HTTP_SOAPACTION'

  # Normally input would be a StringIO, but Passenger has a different API:
  input = env['rack.input']
  req = if input.respond_to? :string then input.string else input.read end

  env['rack.errors'].puts <<-EOERR
WashOut::Exception: #{e.continued_exception} for:
#{req}
  EOERR
  [400, {'Content-Type' => 'text/xml'},
    [render_client_soap_fault("Error parsing SOAP Request XML")]]
end

.render_client_soap_fault(msg) ⇒ Object 



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# File 'lib/wash_out/middleware.rb', line 29

def self.render_client_soap_fault msg
  xml = Builder::XmlMarkup.new
  xml.tag! 'soap:Envelope', 'xmlns:soap' => 'http://schemas.xmlsoap.org/soap/envelope/',
    'xmlns:xsi' => 'http://www.w3.org/2001/XMLSchema-instance' do
      xml.tag! 'soap:Body' do
        xml.tag! 'soap:Fault', :encodingStyle => 'http://schemas.xmlsoap.org/soap/encoding/' do
          xml.faultcode 'Client'
          xml.faultstring msg
        end
      end
    end
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/wash_out/middleware.rb', line 6

def call env
  begin
    @app.call env
  rescue REXML::ParseException => e
    self.class.raise_or_render_rexml_parse_error e, env
  end
end