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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: groups
# Author: Matt Giuca
# Date: 21/7/2008
# Allows students and tutors to manage project groups.
# XXX Does not distinguish between current and past subjects.
import cgi
from ivle import caps
from ivle.database import Subject
from ivle import util
import genshi
import genshi.core
import genshi.template
def handle(req):
# Set request attributes
req.content_type = "text/html"
req.styles = ["media/groups/groups.css"]
req.scripts = [
"media/groups/groups.js",
"media/common/util.js",
"media/common/json2.js",
]
req.write_html_head_foot = True # Have dispatch print head and foot
ctx = genshi.template.Context()
ctx['enrolments'] = []
# Show a group panel per enrolment
enrolments = req.user.active_enrolments
if enrolments.count() == 0:
ctx['no_enrolments'] = True
else:
ctx['no_enrolments'] = False
for enrolment in enrolments:
add_subject_panel(req, enrolment.offering, ctx)
if req.user.hasCap(caps.CAP_MANAGEGROUPS):
ctx['manage_groups'] = True
ctx['manage_subjects'] = []
subjects = req.store.find(Subject)
for s in subjects:
new_s = {}
new_s['id'] = s.id
new_s['name'] = s.name
new_s['code'] = s.code
ctx['manage_subjects'].append(new_s)
else:
ctx['manage_groups'] = False
loader = genshi.template.TemplateLoader(".", auto_reload=True)
tmpl = loader.load(util.make_local_path("apps/groups/template.html"))
req.write(tmpl.generate(ctx).render('html'))
def add_subject_panel(req, offering, ctx):
"""
Show the group management panel for a particular subject.
Prints to req.
"""
# Get the groups this user is in, for this offering
groups = req.user.get_groups(offering)
if groups.count() == 0:
return
offering_groups = {}
offering_groups['offering_id'] = offering.id
offering_groups['offering_name'] = offering.subject.name
offering_groups['groups'] = []
#TODO: Use a better way to manage group membership and invitations
for group in groups:
new_group = {}
new_group['nick'] = cgi.escape(group.nick if group.nick else '')
new_group['name'] = cgi.escape(group.name)
# XXX - This should be set to reflect whether or not a user is invited
# - or if they have accepted the offer
new_group['is_member'] = True
new_group['members'] = []
for user in group.members:
member = {}
member['fullname'] = cgi.escape(user.fullname)
member['login'] = cgi.escape(user.login)
new_group['members'].append(member)
offering_groups['groups'].append(new_group)
ctx['enrolments'].append(offering_groups)
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