#!/usr/bin/env python
# vim: set fileencoding=utf-8 :
###############################################################################
# #
# Copyright (c) 2016 Idiap Research Institute, http://www.idiap.ch/ #
# Contact: beat.support@idiap.ch #
# #
# This file is part of the beat.web module of the BEAT platform. #
# #
# Commercial License Usage #
# Licensees holding valid commercial BEAT licenses may use this file in #
# accordance with the terms contained in a written agreement between you #
# and Idiap. For further information contact tto@idiap.ch #
# #
# Alternatively, this file may be used under the terms of the GNU Affero #
# Public License version 3 as published by the Free Software and appearing #
# in the file LICENSE.AGPL included in the packaging of this file. #
# The BEAT platform 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. #
# #
# You should have received a copy of the GNU Affero Public License along #
# with the BEAT platform. If not, see http://www.gnu.org/licenses/. #
# #
###############################################################################
from django.conf import settings
from django.contrib.auth.models import User
from django.db.models.functions import Coalesce
from django.http import Http404
from django.shortcuts import get_object_or_404
from django.shortcuts import render
from ..team.models import Team
from .models import Experiment
[docs]def view(
request, author_name, toolchain_author_name, toolchain_name, toolchain_version, name
):
"""Views an experiment no matter its present state"""
# Retrieve the experiment
experiment = get_object_or_404(
Experiment,
author__username=author_name,
toolchain__author__username=toolchain_author_name,
toolchain__name=toolchain_name,
toolchain__version=toolchain_version,
name=name,
)
# Check that the user can access it
(has_access, accessibility) = experiment.accessibility_for(request.user)
if not (has_access):
raise Http404()
# Users the object can be shared with
users = User.objects.exclude(
username__in=settings.ACCOUNTS_TO_EXCLUDE_FROM_TEAMS
).order_by("username")
# The experiment was already done, show results
return render(
request,
"experiments/view.html",
{
"experiment": experiment,
"owner": experiment.author == request.user,
"users": users,
"teams": Team.objects.for_user(request.user, True),
},
)
# ----------------------------------------------------------
[docs]def ls(request, author_name):
"""List all accessible experiments to the request user"""
if not author_name:
return public_ls(request)
# check that the user exists on the system
author = get_object_or_404(User, username=author_name)
# orders so that experiments that the latest information is displayed first
objects = (
Experiment.objects.from_author_and_public(request.user, author_name)
.annotate(updated=Coalesce("end_date", "start_date", "creation_date"))
.order_by("-updated")
)
if request.user.is_anonymous:
objects = objects.exclude(status=Experiment.PENDING)
owner = request.user == author
return render(
request,
"experiments/list.html",
dict(objects=objects, author=author, owner=owner,),
)
# ----------------------------------------------------------
[docs]def public_ls(request):
"""List all publicly accessible experiments"""
# orders so that recent objects are displayed first
objects = (
Experiment.objects.public()
.exclude(status=Experiment.PENDING)
.annotate(updated=Coalesce("end_date", "start_date", "creation_date"))
.order_by("-updated")
)
return render(
request,
"experiments/list.html",
dict(objects=objects, author=request.user, owner=False,), # anonymous
)