/
api.py
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/
api.py
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# Copyright (C) 2014-2016 Andrey Antukh <niwi@niwi.nz>
# Copyright (C) 2014-2016 Jesús Espino <jespinog@gmail.com>
# Copyright (C) 2014-2016 David Barragán <bameda@dbarragan.com>
# Copyright (C) 2014-2016 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/>.
import codecs
import uuid
from django.utils.decorators import method_decorator
from django.utils.translation import ugettext as _
from django.db.transaction import atomic
from django.db.models import signals
from django.conf import settings
from django.core.files.storage import default_storage
from django.core.files.base import ContentFile
from taiga.base.utils import json
from taiga.base.decorators import detail_route, list_route
from taiga.base import exceptions as exc
from taiga.base import response
from taiga.base.api.mixins import CreateModelMixin
from taiga.base.api.viewsets import GenericViewSet
from taiga.projects.models import Project, Membership
from taiga.projects.issues.models import Issue
from taiga.projects.tasks.models import Task
from taiga.projects.serializers import ProjectSerializer
from taiga.users import services as users_service
from . import mixins
from . import serializers
from . import service
from . import permissions
from . import tasks
from . import dump_service
from . import throttling
from .renderers import ExportRenderer
from taiga.base.api.utils import get_object_or_404
class ProjectExporterViewSet(mixins.ImportThrottlingPolicyMixin, GenericViewSet):
model = Project
permission_classes = (permissions.ImportExportPermission, )
def retrieve(self, request, pk, *args, **kwargs):
throttle = throttling.ImportDumpModeRateThrottle()
if not throttle.allow_request(request, self):
self.throttled(request, throttle.wait())
project = get_object_or_404(self.get_queryset(), pk=pk)
self.check_permissions(request, 'export_project', project)
if settings.CELERY_ENABLED:
task = tasks.dump_project.delay(request.user, project)
tasks.delete_project_dump.apply_async((project.pk, project.slug, task.id),
countdown=settings.EXPORTS_TTL)
return response.Accepted({"export_id": task.id})
path = "exports/{}/{}-{}.json".format(project.pk, project.slug, uuid.uuid4().hex)
storage_path = default_storage.path(path)
with default_storage.open(storage_path, mode="w") as outfile:
service.render_project(project, outfile)
response_data = {
"url": default_storage.url(path)
}
return response.Ok(response_data)
class ProjectImporterViewSet(mixins.ImportThrottlingPolicyMixin, CreateModelMixin, GenericViewSet):
model = Project
permission_classes = (permissions.ImportExportPermission, )
@method_decorator(atomic)
def create(self, request, *args, **kwargs):
self.check_permissions(request, 'import_project', None)
data = request.DATA.copy()
data['owner'] = data.get('owner', request.user.email)
is_private = data.get('is_private', False)
(enough_slots, not_enough_slots_error) = users_service.has_available_slot_for_project(
self.request.user,
project=Project(is_private=is_private, id=None)
)
if not enough_slots:
raise exc.NotEnoughSlotsForProject(is_private, 1, not_enough_slots_error)
# Create Project
project_serialized = service.store_project(data)
if not project_serialized:
raise exc.BadRequest(service.get_errors())
# Create roles
roles_serialized = None
if "roles" in data:
roles_serialized = service.store_roles(project_serialized.object, data)
if not roles_serialized:
raise exc.BadRequest(_("We needed at least one role"))
# Create memberships
if "memberships" in data:
members = len(data['memberships'])
(enough_slots, not_enough_slots_error) = users_service.has_available_slot_for_project(
self.request.user,
project=Project(is_private=is_private, id=None),
members=max(members, 1)
)
if not enough_slots:
raise exc.NotEnoughSlotsForProject(is_private, max(members, 1), not_enough_slots_error)
service.store_memberships(project_serialized.object, data)
try:
owner_membership = project_serialized.object.memberships.get(user=project_serialized.object.owner)
owner_membership.is_admin = True
owner_membership.save()
except Membership.DoesNotExist:
Membership.objects.create(
project=project_serialized.object,
email=project_serialized.object.owner.email,
user=project_serialized.object.owner,
role=project_serialized.object.roles.all().first(),
is_admin=True
)
# Create project values choicess
if "points" in data:
service.store_choices(project_serialized.object, data,
"points", serializers.PointsExportSerializer)
if "issue_types" in data:
service.store_choices(project_serialized.object, data,
"issue_types",
serializers.IssueTypeExportSerializer)
if "issue_statuses" in data:
service.store_choices(project_serialized.object, data,
"issue_statuses",
serializers.IssueStatusExportSerializer,)
if "us_statuses" in data:
service.store_choices(project_serialized.object, data,
"us_statuses",
serializers.UserStoryStatusExportSerializer,)
if "task_statuses" in data:
service.store_choices(project_serialized.object, data,
"task_statuses",
serializers.TaskStatusExportSerializer)
if "priorities" in data:
service.store_choices(project_serialized.object, data,
"priorities",
serializers.PriorityExportSerializer)
if "severities" in data:
service.store_choices(project_serialized.object, data,
"severities",
serializers.SeverityExportSerializer)
if ("points" in data or "issues_types" in data or
"issues_statuses" in data or "us_statuses" in data or
"task_statuses" in data or "priorities" in data or
"severities" in data):
service.store_default_choices(project_serialized.object, data)
# Created custom attributes
if "userstorycustomattributes" in data:
service.store_custom_attributes(project_serialized.object, data,
"userstorycustomattributes",
serializers.UserStoryCustomAttributeExportSerializer)
if "taskcustomattributes" in data:
service.store_custom_attributes(project_serialized.object, data,
"taskcustomattributes",
serializers.TaskCustomAttributeExportSerializer)
if "issuecustomattributes" in data:
service.store_custom_attributes(project_serialized.object, data,
"issuecustomattributes",
serializers.IssueCustomAttributeExportSerializer)
# Is there any error?
errors = service.get_errors()
if errors:
raise exc.BadRequest(errors)
# Importer process is OK
response_data = project_serialized.data
response_data['id'] = project_serialized.object.id
headers = self.get_success_headers(response_data)
return response.Created(response_data, headers=headers)
@list_route(methods=["POST"])
@method_decorator(atomic)
def load_dump(self, request):
throttle = throttling.ImportDumpModeRateThrottle()
if not throttle.allow_request(request, self):
self.throttled(request, throttle.wait())
self.check_permissions(request, "load_dump", None)
dump = request.FILES.get('dump', None)
if not dump:
raise exc.WrongArguments(_("Needed dump file"))
reader = codecs.getreader("utf-8")
try:
dump = json.load(reader(dump))
is_private = dump.get("is_private", False)
except Exception:
raise exc.WrongArguments(_("Invalid dump format"))
user = request.user
slug = dump.get('slug', None)
if slug is not None and Project.objects.filter(slug=slug).exists():
del dump['slug']
members = len(dump.get("memberships", []))
(enough_slots, not_enough_slots_error) = users_service.has_available_slot_for_project(
user,
project=Project(is_private=is_private, id=None),
members=max(members, 1)
)
if not enough_slots:
raise exc.NotEnoughSlotsForProject(is_private, max(members, 1), not_enough_slots_error)
if settings.CELERY_ENABLED:
task = tasks.load_project_dump.delay(user, dump)
return response.Accepted({"import_id": task.id})
project = dump_service.dict_to_project(dump, request.user)
response_data = ProjectSerializer(project).data
return response.Created(response_data)
@detail_route(methods=['post'])
@method_decorator(atomic)
def issue(self, request, *args, **kwargs):
project = self.get_object_or_none()
self.check_permissions(request, 'import_item', project)
signals.pre_save.disconnect(sender=Issue,
dispatch_uid="set_finished_date_when_edit_issue")
issue = service.store_issue(project, request.DATA.copy())
errors = service.get_errors()
if errors:
raise exc.BadRequest(errors)
headers = self.get_success_headers(issue.data)
return response.Created(issue.data, headers=headers)
@detail_route(methods=['post'])
@method_decorator(atomic)
def task(self, request, *args, **kwargs):
project = self.get_object_or_none()
self.check_permissions(request, 'import_item', project)
signals.pre_save.disconnect(sender=Task,
dispatch_uid="set_finished_date_when_edit_task")
task = service.store_task(project, request.DATA.copy())
errors = service.get_errors()
if errors:
raise exc.BadRequest(errors)
headers = self.get_success_headers(task.data)
return response.Created(task.data, headers=headers)
@detail_route(methods=['post'])
@method_decorator(atomic)
def us(self, request, *args, **kwargs):
project = self.get_object_or_none()
self.check_permissions(request, 'import_item', project)
us = service.store_user_story(project, request.DATA.copy())
errors = service.get_errors()
if errors:
raise exc.BadRequest(errors)
headers = self.get_success_headers(us.data)
return response.Created(us.data, headers=headers)
@detail_route(methods=['post'])
@method_decorator(atomic)
def milestone(self, request, *args, **kwargs):
project = self.get_object_or_none()
self.check_permissions(request, 'import_item', project)
milestone = service.store_milestone(project, request.DATA.copy())
errors = service.get_errors()
if errors:
raise exc.BadRequest(errors)
headers = self.get_success_headers(milestone.data)
return response.Created(milestone.data, headers=headers)
@detail_route(methods=['post'])
@method_decorator(atomic)
def wiki_page(self, request, *args, **kwargs):
project = self.get_object_or_none()
self.check_permissions(request, 'import_item', project)
wiki_page = service.store_wiki_page(project, request.DATA.copy())
errors = service.get_errors()
if errors:
raise exc.BadRequest(errors)
headers = self.get_success_headers(wiki_page.data)
return response.Created(wiki_page.data, headers=headers)
@detail_route(methods=['post'])
@method_decorator(atomic)
def wiki_link(self, request, *args, **kwargs):
project = self.get_object_or_none()
self.check_permissions(request, 'import_item', project)
wiki_link = service.store_wiki_link(project, request.DATA.copy())
errors = service.get_errors()
if errors:
raise exc.BadRequest(errors)
headers = self.get_success_headers(wiki_link.data)
return response.Created(wiki_link.data, headers=headers)