class JSGNHandler(object):
def __init__(self, filename):
self.graph = DirectedGraph(filename)
def __call__(self, environ, start_response):
request = Request(environ)
content_type = 'application/json'
if request.method == 'GET':
if 'text' in request.GET:
content_type = 'text/plain'
res = Response(content_type=content_type,
body=self.graph.dump())
if request.method == 'POST':
types = {0: 'graph', # /
1: 'node', # /node1
2: 'edge'} # /node1/node2
path = request.path_info.strip('/')
path = path.split('/')
if path == ['']:
path = []
type = types.get(len(path), None)
if type is None:
res = exc.HTTPNotFound()
# TODO set content type, body
return res(environ, start_response)
if request.headers['Content-Type'] == 'application/json':
import pdb; pdb.set_trace()
self.graph.save()
else:
# normal POST requests can only update metadata on
# an object
import pdb; pdb.set_trace()
self.graph.save()
res = Response(content_type=content_type,
body=self.graph.dump())
return res(environ, start_response)
def __init__(self, filename): self.graph = DirectedGraph(filename)
