Class: RDFObject::HTTPClient

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

Constant Summary collapse

@@proxies = 
{}

Class Method Summary collapse

Class Method Details

.fetch(uri) ⇒ Object 



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# File 'lib/rdf_objects/http_client.rb', line 7

def self.fetch(uri)
  @@proxies.each do | key, proxy |
    if uri.match(key)
      uri = proxy.proxy_uri(uri, ['json', 'ntriples','rdf'])
    end
  end
  u = URI.parse(uri)
  request = Net::HTTP::Get.new(u.request_uri)
  request['accept'] = nil
  request['accept'] = ['application/rdf+xml']
  response = Net::HTTP.start(u.host, u.port) do | http |
    http.request(request)
  end
  if response.code == "200"
    return {:uri=>u.to_s, :content=>response.body}
  elsif response.code =~ /^30[0-9]$/
    new_uri = URI.parse(response.header['location'])
    unless new_uri.host
      new_uri = u+new_uri
    end
    return fetch(new_uri.to_s)
  else
    raise response.message
  end
end

.register_proxy(uri, proxy) ⇒ Object 



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# File 'lib/rdf_objects/http_client.rb', line 33

def self.register_proxy(uri,proxy)
  @@proxies[uri] = proxy
end