Mercurial > hg > WSGraph

comparison wsgraph/web.py @ 0:cfcfa093e4b4

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initial commit
author Jeff Hammel <jhammel@mozilla.com>
date Sun, 09 Dec 2012 10:21:43 -0800
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children 7a3b21cafc00
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-1:000000000000 0:cfcfa093e4b4
1 #!/usr/bin/env python
2
3 """
4 web handler for WSGraph
5
6 Formatters are keyed off of:
7 - (TODO)
8
9 formatters = {0: {
10 }
11 """
12
13 import json
14 from webob import Request, Response, exc
15
16 def JSONFormatter(**kwargs):
17 return json.dumps(kwargs, sort_keys=True)
18
19 def JSONGraphFormatter(graph):
20 return json.dumps({'nodes': graph.nodes(),
21 'edges': graph.edges()},
22 sort_keys=True)
23
24 class Dispatcher(object):
25
26 def __init__(self, graph,
27 graph_formatters=None, # TODO
28 node_formatters=None, # TODO
29 edge_formatters=None, # TODO
30 require_auth=False):
31 self.graph = graph
32 self.require_auth = require_auth
33 self.formatters = {0: JSONGraphFormatter,
34 1: JSONFormatter,
35 2: JSONFormatter}
36
37 def __call__(self, environ, start_response):
38 request = Request(environ)
39 import pdb; pdb.set_trace()
40 return response(environ, start_response)
41
42 @staticmethod
43 def path_segments(request):
44 import pdb; pdb.set_trace()
45
46 # HTTP methods
47
48 def GET(self, request):
49 """respond to a GET request"""
50
51 segments = self.path_segments(request)
52
53 # formatter
54 formatter = self.formatters[len(segments)]
55 return Response(content_type='text/plain',
56 body="WSGraph")
57
58 def POST(self, request):
59 """respond to a POST request"""
60 raise NotImplementedError
61
62 def HEAD(self, request):
63 """respond to a HEAD request"""
64 raise NotImplementedError
65
66 if __name__ == '__main__':
67
68 # imports
69 from wsgiref import simple_server
70 from .model import MemoryCache
71
72 graph = MemoryCache()
73
74 app = Dispatcher(graph=graph)
75 server = simple_server.make_server(host='0.0.0.0', port=8080, app=app)
76 server.serve_forever()
77