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#!/usr/bin/python
# IVLE - Informatics Virtual Learning Environment
# 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
# Script: interpretservice
# Author: David Coles
# Date: 6/3/2007
# A CGI script for interpreting files.
import mimetypes
import os
import sys
import conf
import StringIO
import urlparse
import subprocess
from common import (cgirequest, studpath)
req = cgirequest.CGIRequest()
req.install_error_handler()
# Work out the parts of the URL
url = urlparse.urlparse(req.path)
querystr = url[4]
urlpath = url[2]
filename = studpath.url_to_jailpaths(urlpath)[2]
python = "/usr/bin/python"
if filename is None:
req.throw_error(req.HTTP_NOT_FOUND, "The path specified is invalid.")
elif not os.access(filename, os.R_OK):
req.throw_error(req.HTTP_NOT_FOUND,
"The specified file (%s) does not exist." % urlpath)
else:
if os.path.isdir(filename):
# 403 Forbidden error for visiting a directory
# (Not giving a directory listing, since this can be seen by
# the world at large. Directory contents are private).
req.throw_error(req.HTTP_FORBIDDEN,
"The path specified is a directory.")
else:
# We'll save on a fork and execute in this python process
# Let exceptions blow up normally again
sys.excepthook = sys.__excepthook__
execfile(filename, {})
# Non-Python process should probably use something like
# subprocess.call([python, filename])
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