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Assert Page Handler ( Page Handler )

• http://redfoot.net/3.0/code#python,

  _logger = redfoot.getLogger(__uri__)
  from rdflib import RDFS
  import simplejson
  assertions = []
  change = request.parameters.get("change")
  _logger.info("got change '%s'" % change)
  def node(data):
      _logger.info("data: '%s'" % repr(data))
      if data["type"]=="URIRef":
          return URIRef(data["uri"])
      elif data["type"]=="BNode":
          return BNode(data["bnode"])        
      elif data["type"]=="Literal":
          datatype = data["datatype"] or None
          language = data["language"] or None
          return Literal(data["value"], lang=language, datatype=datatype)
      else:
          raise Exception("Unexpected type: '%s'" % data["type"])
  if change:
      change = simplejson.loads(change)
      for action, triple in change:
          s, p, o = triple
          s, p, o = node(s), node(p), node(o)
          if action=="add":
              redfoot.add((s, p, o))
          elif action=="remove":
              redfoot.remove((s, p, o))
          else:
              _logger.warning("Unknown action: '%s'" % action)
  response.write("thank you for your support")
          

• content_type,

  application/json