Class: XMLRPC::Rack

Inherits:
Object
  • Object
show all
Defined in:
lib/xmlrpc/rack/version.rb,
lib/xmlrpc/rack.rb

Constant Summary collapse

VERSION = 
"0.0.1"

Instance Method Summary collapse

Constructor Details

#initialize(xmlrpc_server) ⇒ Rack

Returns a new instance of Rack.



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# File 'lib/xmlrpc/rack.rb', line 5

def initialize xmlrpc_server
  @xmlrpc_server = xmlrpc_server
  unless @xmlrpc_server.respond_to? :process
    raise ArgumentError, "xml rpc server must respond to `process'"
  end
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/xmlrpc/rack.rb', line 12

def call env

  request = Rack::Request.new(env)

  if request.request_method != "POST"
    return [400,{},['request must be a post']]
  end

  if request.content_type !~ %r{^text/xml}
    return [400,{},['Content-type must be text/xml']]
  end

  length = (request.content_length || 0).to_i

  if length <= 0
    return [400,{},['post body content requied']]
  end

  data = request.body.read

  if data.nil?
    return [400,{},['post body cannot be empty']]
  end

  if data.bytesize != length
    return [400,{},['post body length does not match Content-Length']]
  end

  response = @xmlrpc_server.process(data)
  if response.nil? or response.bytesize <= 0
    return [500, {}, ['']]
  end

  headers = {
    'Content-Type' => "text/xml; charset=utf-8",
    'Content-Length' => response.bytesize.to_s
  }

  [200, headers, [response]]

end