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# 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: subjects
# Author: Matt Giuca
# Date: 29/2/2008
# This is an IVLE application.
# A sample / testing application for IVLE.
import os
import urllib
import cgi
from ivle import util
import ivle.db
def handle(req):
"""Handler for the Subjects application. Links to subject home pages."""
req.styles = ["media/subjects/subjects.css"]
if req.path == "":
handle_toplevel_menu(req)
else:
handle_subject_page(req, req.path)
def handle_toplevel_menu(req):
# This is represented as a directory. Redirect and add a slash if it is
# missing.
if req.uri[-1] != '/':
req.throw_redirect(req.uri + '/')
(enrolled_subjects, unenrolled_subjects) = \
ivle.db.DB().get_subjects_status(req.user.login)
def print_subject(subject):
if subject['url'] is None:
req.write(' <li>%s (no home page)</li>\n'
% cgi.escape(subject['subj_name']))
else:
req.write(' <li><a href="%s">%s</a></li>\n'
% (cgi.escape(subject['url']),
cgi.escape(subject['subj_name'])))
req.content_type = "text/html"
req.write_html_head_foot = True
req.write('<div id="ivle_padding">\n')
req.write("<h2>IVLE Subject Homepages</h2>\n")
req.write("<h2>Subjects</h2>\n<ul>\n")
for subject in enrolled_subjects:
print_subject(subject)
req.write("</ul>\n")
if len(unenrolled_subjects) > 0:
req.write("<h3>Other Subjects</h3>\n")
req.write("<p>You are not currently enrolled in these subjects</p>\n")
req.write("<ul>\n")
for subject in unenrolled_subjects:
print_subject(subject)
req.write("</ul>\n")
req.write("</div>\n")
def handle_subject_page(req, path):
req.content_type = "text/html"
req.write_html_head_foot = True # Have dispatch print head and foot
# Just make the iframe pointing to media/subjects
serve_loc = util.make_path(os.path.join('media', 'subjects', path))
req.write('<object class="fullscreen" type="text/html" \
data="%s"></iframe>'% urllib.quote(serve_loc))
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