Mercurial > hg > FileServer

comparison fileserver/web.py @ 0:8d31e36f084e

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initial stubbing
author Jeff Hammel <jhammel@mozilla.com>
date Wed, 29 Feb 2012 13:09:11 -0800
parents
children 89d4f742ed1a
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-1:000000000000 0:8d31e36f084e
1 #!/usr/bin/env python
2
3 """
4 WSGI app for FileServer
5
6 Reference:
7 - http://docs.webob.org/en/latest/file-example.html
8 """
9
10 import mimetypes
11 import os
12 from webob import Request, Response, exc
13
14 def get_mimetype(filename):
15 type, encoding = mimetypes.guess_type(filename)
16 # We'll ignore encoding, even though we shouldn't really
17 return type or 'application/octet-stream'
18
19 def file_response(filename):
20 res = Response(content_type=get_mimetype(filename))
21 res.body = open(filename, 'rb').read()
22 return res
23
24 class FileApp(object):
25 """
26 serve static files
27 """
28
29 def __init__(self, filename):
30 self.filename = filename
31
32 def __call__(self, environ, start_response):
33 res = file_response(self.filename)
34 return res(environ, start_response)
35
36 class DirectoryServer(object):
37
38 def __init__(self, directory):
39 assert os.path.exists(directory), "'%s' does not exist" % directory
40 assert os.path.isdir(directory), "'%s' is not a directory" % directory
41 self.directory = directory
42
43 @staticmethod
44 def normpath(path):
45 return os.path.normcase(os.path.abspath(path))
46
47 def __call__(self, environ, start_response):
48 request = Request(environ)
49 # TODO method_not_allowed: Allow: GET, HEAD
50 path_info = request.path_info
51 if not path_info:
52 pass # self.add slash
53 full = self.normpath(os.path.join(self.directory, path_info.strip('/')))
54 if not full.startswith(self.directory):
55 # Out of bounds
56 return exc.HTTPNotFound()(environ, start_response)
57 if not os.path.exists(full):
58 return exc.HTTPNotFound()(environ, start_response)
59
60 if os.path.isdir(full):
61 # serve directory index
62 if not path_info.endswith('/'):
63 return self.add_slash(environ, start_response)
64 index = self.index(full)
65 response_headers = [('Content-Type', 'text/html'),
66 ('Content-Length', str(len(index)))]
67 response = Response(index, content_type='text/html')
68 return response(environ, start_response)
69
70 # serve file
71 if path_info.endswith('/'):
72 # we create the `full` filename above by stripping off
73 # '/' from both sides; so we correct here
74 return exc.HTTPNotFound()(environ, start_response)
75 response = file_response(full)
76 return response(environ, start_response)
77
78 if __name__ == '__main__':
79 from wsgiref import simple_server
80 app = Handler()
81 server = simple_server.make_server(host='0.0.0.0', port=8080, app=app)
82 server.serve_forever()