# -*- coding: utf-8 -*-
#
# This file is part of INGInious. See the LICENSE and the COPYRIGHTS files for
# more information about the licensing of this file.
""" Index page """
import logging
import flask
from werkzeug.exceptions import Forbidden
from bson.objectid import ObjectId
from inginious.frontend.pages.utils import INGIniousAuthPage
[docs]class GroupPage(INGIniousAuthPage):
""" Group page """
_logger = logging.getLogger("inginious.webapp.groups")
[docs] def GET_AUTH(self, courseid): # pylint: disable=arguments-differ
""" GET request """
course = self.course_factory.get_course(courseid)
username = self.user_manager.session_username()
error = False
msg = ""
data = flask.request.args
if self.user_manager.has_staff_rights_on_course(course):
raise Forbidden(description=_("You can't access this page as a member of the staff."))
elif not (self.user_manager.course_is_open_to_user(course, lti=False)
and self.user_manager.course_is_user_registered(course, username)):
return self.template_helper.render("course_unavailable.html")
elif "register_group" in data:
if course.can_students_choose_group():
group = self.database.groups.find_one(
{"courseid": course.get_id(), "students": username})
if group is not None:
group["students"].remove(username)
self.database.groups.replace_one({"courseid": course.get_id(), "students": username}, group)
# Add student in the audience and unique group if group is not full
new_group = self.database.groups.find_one_and_update(
{"_id": ObjectId(data["register_group"]),
"$where": "this.students.length<this.size"},
{"$push": {"students": username}})
if new_group is None:
error = True
msg = _("Couldn't register to the specified group.")
else:
self._logger.info("User %s registered to group %s/%s", username, courseid, new_group["description"])
else:
error = True
msg = _("You are not allowed to change group.")
elif "unregister_group" in data:
if course.can_students_choose_group():
group = self.database.groups.find_one({"courseid": course.get_id(), "students": username})
if group is not None:
self.database.groups.find_one_and_update({"_id": group["_id"]}, {"$pull": {"students": username}})
self._logger.info("User %s unregistered from group %s/%s", username, courseid, group["description"])
else:
error = True
msg = _("You're not registered in a group.")
else:
error = True
msg = _("You are not allowed to change group.")
tasks = course.get_tasks()
last_submissions = self.submission_manager.get_user_last_submissions(5, {"courseid": courseid, "taskid": {"$in": list(tasks.keys())}})
for submission in last_submissions:
submission["taskname"] = tasks[submission['taskid']].get_name(self.user_manager.session_language())
user_group = self.user_manager.get_course_user_group(course)
user_audiences = [audience["_id"] for audience in self.database.audiences.find({"courseid": courseid, "students": username})]
groups = self.user_manager.get_course_groups(course)
student_allowed_in_group = lambda group: any(set(user_audiences).intersection(group["audiences"])) or not group["audiences"]
allowed_groups = [group for group in groups if student_allowed_in_group(group)]
users = self.user_manager.get_users_info(self.user_manager.get_course_registered_users(course))
return self.template_helper.render("group.html",
course=course,
submissions=last_submissions,
allowed_groups=allowed_groups,
groups=groups,
users=users,
mygroup=user_group,
msg=msg,
error=error)