taiga-back/taiga/timeline/api.py

126 lines
4.7 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (C) 2014-2017 Andrey Antukh <niwi@niwi.nz>
# Copyright (C) 2014-2017 Jesús Espino <jespinog@gmail.com>
# Copyright (C) 2014-2017 David Barragán <bameda@dbarragan.com>
# Copyright (C) 2014-2017 Alejandro Alonso <alejandro.alonso@kaleidos.net>
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from django.conf import settings
from django.contrib.auth import get_user_model
from django.contrib.contenttypes.models import ContentType
from taiga.base import response
from taiga.base.api import ReadOnlyListViewSet
from . import serializers
from . import service
from . import permissions
class TimelineViewSet(ReadOnlyListViewSet):
serializer_class = serializers.TimelineSerializer
content_type = None
def get_content_type(self):
app_name, model = self.content_type.split(".", 1)
return ContentType.objects.get_by_natural_key(app_name, model)
def get_queryset(self):
ct = self.get_content_type()
model_cls = ct.model_class()
qs = model_cls.objects.all()
filtered_qs = self.filter_queryset(qs)
return filtered_qs
def response_for_queryset(self, queryset):
# Switch between paginated or standard style responses
page = self.paginate_queryset(queryset)
if page is not None:
user_ids = list(set([obj.data.get("user", {}).get("id", None) for obj in page.object_list]))
User = get_user_model()
users = {u.id: u for u in User.objects.filter(id__in=user_ids)}
for obj in page.object_list:
user_id = obj.data.get("user", {}).get("id", None)
obj._prefetched_user = users.get(user_id, None)
serializer = self.get_pagination_serializer(page)
else:
serializer = self.get_serializer(queryset, many=True)
return response.Ok(serializer.data)
# Just for restframework! Because it raises
# 404 on main api root if this method not exists.
def list(self, request):
return response.NotFound()
def get_timeline(self, obj):
raise NotImplementedError
def retrieve(self, request, pk):
obj = self.get_object()
self.check_permissions(request, "retrieve", obj)
qs = self.get_timeline(obj)
if request.GET.get("only_relevant", None) is not None:
qs = qs.extra(where=[
"""
NOT(
data::text LIKE '%%\"values_diff\": {}%%'
AND
event_type::text = ANY('{issues.issue.change,
tasks.task.change,
userstories.userstory.change,
epics.epic.change,
wiki.wikipage.change}'::text[])
OR data->'values_diff'->'attachments'->>'new' = '[]'
)
"""])
qs = qs.exclude(event_type__in=["issues.issue.delete",
"tasks.task.delete",
"userstories.userstory.delete",
"epics.epic.delete",
"wiki.wikipage.delete",
"projects.project.change"])
return self.response_for_queryset(qs)
class ProfileTimeline(TimelineViewSet):
content_type = settings.AUTH_USER_MODEL.lower()
permission_classes = (permissions.UserTimelinePermission,)
def get_timeline(self, user):
return service.get_profile_timeline(user, accessing_user=self.request.user)
class UserTimeline(TimelineViewSet):
content_type = settings.AUTH_USER_MODEL.lower()
permission_classes = (permissions.UserTimelinePermission,)
def get_timeline(self, user):
return service.get_user_timeline(user, accessing_user=self.request.user)
class ProjectTimeline(TimelineViewSet):
content_type = "projects.project"
permission_classes = (permissions.ProjectTimelinePermission,)
def get_timeline(self, project):
return service.get_project_timeline(project, accessing_user=self.request.user)