1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
# IVLE
# Copyright (C) 2007-2008 The University of Melbourne
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
# App: server
# Author: Tom Conway
# Date: 13/12/2007
# Serves content to the user (acting as a web server for students files).
# For most file types we just serve the static file, but
# for python files, we evaluate the python script inside
# our safe execution environment.
from common import util
import conf
import mimetypes
import os
def handle(req):
"""Handler for the Server application which serves pages."""
if req.path.endswith('.py'):
raise Exception, "executing python not done yet!"
# We're expecting paths are all of the form <usr>/...
parts = req.path.split(os.sep)
if len(parts) == 0:
raise Exception, "empty path!"
usr = parts[0]
# The corresponding file on the filesystem
path = os.path.join(conf.student_dir, usr, 'home', req.path)
mimetypes.init()
(type, encoding) = mimetypes.guess_type(path)
if type == None:
type = 'text/plain'
# Set request attributes
req.content_type = type
if encoding != None:
req.content_encoding = encoding
req.write_html_head_foot = False
req.sendfile(path)
|