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views.py
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views.py
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from __future__ import division, print_function, unicode_literals
from json import loads
from django.conf import settings
from django.db import transaction
from django.db.models import Case, IntegerField, Q, Count, When
from django.http import Http404
from django.utils.module_loading import import_string
from django.utils.translation import ugettext as _
from rest_framework import permissions, viewsets, serializers, status, views, filters
from rest_framework.decorators import api_view, detail_route, list_route, permission_classes
from rest_framework.exceptions import ValidationError
from rest_framework.parsers import MultiPartParser, FormParser, JSONParser
from rest_framework.response import Response
from feeds.constants import SHARED_WITH
from .filters import PostFilter, PostFilterBase
from .constants import POST_TYPE, SHARED_WITH
from .models import (
Comment, Documents, ECard, ECardCategory,
Post, PostLiked, PollsAnswer, Images, CommentLiked,
)
from .paginator import FeedsResultsSetPagination, FeedsCommentsSetPagination
from .permissions import IsOptionsOrAuthenticated
from .serializers import (
CommentDetailSerializer, CommentSerializer, CommentCreateSerializer,
DocumentsSerializer, ECardCategorySerializer, ECardSerializer,
FlagPostSerializer, PostLikedSerializer, PostSerializer,
PostDetailSerializer, PollsAnswerSerializer, ImagesSerializer,
UserInfoSerializer, VideosSerializer, PostFeedSerializer, GreetingSerializer, OrganizationRecognitionSerializer
)
from .utils import (
accessible_posts_by_user, extract_tagged_users, get_user_name, notify_new_comment,
notify_new_post_poll_created, notify_flagged_post, push_notification, tag_users_to_comment,
tag_users_to_post, user_can_delete, user_can_edit, get_date_range, since_last_appreciation,
get_current_month_end_date, get_absolute_url, posts_not_visible_to_user,
get_job_families, get_related_objects_qs, org_reco_api_query, post_api_query, posts_not_shared_with_self_department,
posts_not_shared_with_job_family, assigned_nomination_post_ids, posts_shared_with_org_department,
)
CustomUser = import_string(settings.CUSTOM_USER_MODEL)
DEPARTMENT_MODEL = import_string(settings.DEPARTMENT_MODEL)
NOTIFICATION_OBJECT_TYPE = import_string(settings.POST_NOTIFICATION_OBJECT_TYPE).Posts
UserStrength = import_string(settings.USER_STRENGTH_MODEL)
NOMINATION_STATUS = import_string(settings.NOMINATION_STATUS)
ORGANIZATION_SETTINGS_MODEL = import_string(settings.ORGANIZATION_SETTINGS_MODEL)
MULTI_ORG_POST_ENABLE_FLAG = settings.MULTI_ORG_POST_ENABLE_FLAG
Organization = import_string(settings.ORGANIZATION_MODEL)
Transaction = import_string(settings.TRANSACTION_MODEL)
PointsTable = import_string(settings.POINTS_TABLE)
POINT_SOURCE = import_string(settings.POINT_SOURCE)
REPEATED_EVENT_TYPES = import_string(settings.REPEATED_EVENT_TYPES_CHOICE)
# InspireMe API wrapper
InspireMeAPI = import_string(settings.API_WRAPPER_CLASS)
InspireMe = InspireMeAPI()
def is_appreciation_post(post_id):
"""
Returns True if post is user created appreciation
"""
try:
Post.objects.get(post_type=POST_TYPE.USER_CREATED_APPRECIATION, id=post_id)
return True
except Post.DoesNotExist:
return False
class PostViewSet(viewsets.ModelViewSet):
parser_classes = (MultiPartParser, JSONParser, FormParser,)
permission_classes = (IsOptionsOrAuthenticated,)
pagination_class = FeedsResultsSetPagination
filter_backends = (filters.DjangoFilterBackend,)
def optimized_queryset(self):
query_params = self.request.query_params
post_id = self.kwargs.get("pk", None)
user = self.request.user
result = post_api_query(
self.request.version, user, post_id, is_appreciation_post(post_id) if post_id else False, query_params)
result = PostFilter(self.request.GET, queryset=result).qs
return result
def list(self, request, *args, **kwargs):
page = self.paginate_queryset(self.optimized_queryset())
serializer = self.get_serializer(page, many=True)
return self.get_paginated_response(serializer.data)
def _create_or_update(self, request, create=False):
payload = request.data
current_user = self.request.user
if not current_user:
raise serializers.ValidationError({'created_by': _('Created by is required!')})
if not current_user.allow_user_post_feed:
raise serializers.ValidationError(_('You are not allowed to create post.'))
data = {}
for key, value in payload.items():
if key in ["organizations", "departments", "job_families"] and isinstance(payload.get(key), unicode):
data.update({key: loads(value)})
continue
data.update({key: value})
delete_image_ids = data.get('delete_image_ids', None)
delete_document_ids = data.get('delete_document_ids', None)
tag_users = []
title_str = data.get('title', None)
if title_str:
title_tagged = extract_tagged_users(title_str)
if title_tagged:
tag_users.extend(title_tagged)
description_str = data.get('description', None)
if description_str:
description_tagged = extract_tagged_users(description_str)
if description_tagged:
tag_users.extend(description_tagged)
if tag_users:
data['tag_users'] = tag_users
if delete_image_ids:
delete_image_ids = delete_image_ids.split(",")
try:
delete_image_ids = list(map(int, delete_image_ids))
except ValueError:
raise serializers.ValidationError(
_("Improper values submitted for delete image ids"))
for img_id in delete_image_ids:
try:
img = Images.objects.get(id=img_id)
img.delete()
except Images.DoesNotExist:
continue
if delete_document_ids:
delete_document_ids = delete_document_ids.split(",")
try:
delete_document_ids = list(map(int, delete_document_ids))
except ValueError:
raise serializers.ValidationError(
_("Improper values submitted for delete document ids"))
for doc_id in delete_document_ids:
try:
doc = Documents.objects.get(id=doc_id)
doc.delete()
except Documents.DoesNotExist:
continue
if create:
data['created_by'] = current_user.id
data['modified_by'] = current_user.id
# if feedback is not enabled then save current user organization
if not ORGANIZATION_SETTINGS_MODEL.objects.get_value(MULTI_ORG_POST_ENABLE_FLAG, current_user.organization):
data['organization'] = current_user.organization_id
return data
def _upload_files(self, request, post_id):
images = dict((request.FILES).lists()).get('images', None)
if images:
for img in images:
data = {'post': post_id}
data['image'] = img
image_serializer = ImagesSerializer(data=data)
if image_serializer.is_valid():
image_serializer.save()
else:
return Response({'message': 'Image not uploaded'},
status=status.HTTP_400_BAD_REQUEST)
documents = dict((request.FILES).lists()).get('documents', None)
if documents:
for doc in documents:
data = {'post': post_id}
data['document'] = doc
document_serializer = DocumentsSerializer(data=data)
if document_serializer.is_valid():
document_serializer.save()
else:
return Response({'message': 'Document not uploaded'},
status=status.HTTP_400_BAD_REQUEST)
videos = dict((request.FILES).lists()).get('videos', None)
if videos:
for video in videos:
data = {'post': post_id}
data['video'] = video
video_serializer = VideosSerializer(data=data)
if video_serializer.is_valid():
video_serializer.save()
else:
return Response({'message': 'Video not uploaded'},
status=status.HTTP_400_BAD_REQUEST)
def save_custom_tags(self, tags, organization):
try:
org_tags = organization.post_admin_tags.values_list("name", flat=True)
for tag in tags:
if tag not in org_tags:
organization.post_user_tags.add(tag)
except Exception as e:
raise e
def create(self, request, *args, **kwargs):
data = self._create_or_update(request, create=True)
tag_users = data.get('tag_users', None)
tags = data.get('tags', None)
serializer = self.get_serializer(data=data)
serializer.is_valid(raise_exception=True)
instance = serializer.save()
post_id = instance.id
if tag_users:
tag_users_to_post(instance, tag_users)
if tags:
tags = list(tags.split(","))
self.save_custom_tags(tags, request.user.organization)
instance.tags.set(*tags)
if request.FILES:
self._upload_files(request, post_id)
notify_new_post_poll_created(instance, True)
return Response(serializer.data)
def update(self, request, pk=None):
instance = self.get_object()
user = request.user
if not user_can_edit(user, instance):
raise serializers.ValidationError(_("You do not have permission to edit"))
data = self._create_or_update(request)
tag_users = data.get('tag_users', None)
if "job_families" in data and int(data.get("shared_with")) == SHARED_WITH.ORGANIZATION_DEPARTMENTS:
job_families = get_job_families(user, data.get("shared_with"), data) or []
instance.job_families.clear()
instance.job_families.add(*job_families)
tags = data.get('tags', None)
data["created_by"] = instance.created_by.id
shared_with = data.get("shared_with")
if "organizations" in data:
instance.organizations.clear()
if shared_with and int(shared_with) in (SHARED_WITH.ALL_DEPARTMENTS, SHARED_WITH.SELF_JOB_FAMILY):
data["organizations"] = [user.organization_id]
instance.organizations.add(*data.get("organizations"))
if "departments" in data:
instance.departments.clear()
if shared_with and int(shared_with) == SHARED_WITH.SELF_DEPARTMENT:
data["departments"] = list(user.departments.values_list("id", flat=True))
instance.departments.add(*data.get("departments"))
if "job_families" in data:
job_families = data.get("job_families")
instance.job_families.clear()
instance.job_families.add(*job_families)
serializer = self.get_serializer(instance, data=data)
serializer.is_valid(raise_exception=True)
if tag_users:
tag_users_to_post(instance, tag_users)
if tags:
tags = list(tags.split(","))
self.save_custom_tags(tags, user.organization)
instance.tags.set(*tags)
if request.FILES:
self._upload_files(request, instance.pk)
self.perform_update(serializer)
return Response(serializer.data)
def destroy(self, request, *args, **kwargs):
instance = self.get_object()
user = request.user
if not user_can_delete(user, instance):
raise serializers.ValidationError(_("You do not have permission to delete"))
appreciation_trxns = instance.transactions.all()
message = "reverting transaction for appreciation post {}".format(instance.title)
if request.data.get("revert_transaction", False):
reason, _ = PointsTable.objects.get_or_create(
point_source=POINT_SOURCE.revoked_feed, organization=user.organization
)
for appreciation_trxn in appreciation_trxns:
use_own_points = appreciation_trxn.context.get("use_own_points")
context_dict = {"appreciation_trxn": appreciation_trxn.id, "message": message}
if use_own_points:
context_dict.update({"use_own_points": True})
txn = Transaction.objects.create(
user=appreciation_trxn.user, creator=appreciation_trxn.creator,
organization=appreciation_trxn.user.organization,
points=-appreciation_trxn.points, reason=reason, message=message,
context=context_dict
)
if use_own_points:
Transaction.objects.create(
user=txn.creator, creator=appreciation_trxn.user,
organization=appreciation_trxn.user.organization,
points=appreciation_trxn.points, reason=reason, message=message,
context={"appreciation_trxn": appreciation_trxn.id, "message": message, "use_own_points": True,
"transaction_against_sender": txn.id, "is_creator_transaction": True}
)
instance.mark_as_delete(user)
return Response(status=status.HTTP_204_NO_CONTENT)
def get_serializer(self, *args, **kwargs):
if "pk" in self.kwargs:
serializer_class = PostDetailSerializer
else:
serializer_class = PostSerializer
kwargs["context"] = {"request": self.request}
return serializer_class(*args, **kwargs)
def get_queryset(self):
feedback = self.request.query_params.get('feedback', None)
created_by = self.request.query_params.get('created_by', None)
if feedback and feedback == "true":
allow_feedback = True
else:
allow_feedback = False
user = self.request.user
org = self.request.user.organization
post_id = self.kwargs.get("pk", None)
query = Q(mark_delete=False, post_type=POST_TYPE.USER_CREATED_POST)
if created_by == "user_org":
query.add(Q(organizations=org, created_by__organization=org), query.connector)
elif created_by == "user_dept":
departments = user.departments.all()
query.add(Q(departments__in=departments, created_by__departments__in=departments), query.connector)
else:
if allow_feedback and user.is_staff:
org = list(user.child_organizations.values_list("id", flat=True))
result = accessible_posts_by_user(
user,
org,
allow_feedback=allow_feedback,
appreciations=is_appreciation_post(post_id) if post_id else False,
post_id=post_id
)
if created_by in ("user_org", "user_dept"):
if user.is_staff:
query.add(Q(
mark_delete=False,
post_type=POST_TYPE.USER_CREATED_POST, created_by__organizations__in=user.child_organizations), Q.OR
)
result = Post.objects.filter(query)
if not post_id:
# For list api excluded personal greeting message (events.api.EventViewSet.message)
result = result.exclude(post_type=POST_TYPE.GREETING_MESSAGE, title="greeting")
if int(self.request.version) < 12 and not post_id:
# For list api below version 12 we are excluding system created greeting post
result = result.exclude(post_type=POST_TYPE.GREETING_MESSAGE, title="greeting_post")
posts_ids_to_exclude = set(posts_not_shared_with_self_department(result, user).values_list("id", flat=True))
posts_ids_to_exclude.union(set(posts_not_shared_with_job_family(result, user).values_list("id", flat=True)))
posts_ids_not_to_exclude = assigned_nomination_post_ids(user)
posts_ids_to_exclude = posts_ids_to_exclude - set(posts_ids_not_to_exclude)
result = result.exclude(id__in=posts_ids_to_exclude)
result |= posts_shared_with_org_department(user, [POST_TYPE.USER_CREATED_POST, POST_TYPE.USER_CREATED_POLL], [])
if post_id:
# Whenever there's post_id, which means we just want to get one post only
# so better to filter using that post_id, so that it's a lot faster as our get_queryset is not fully
# lazily evaluated
result = result.filter(id=post_id).distinct()
else:
post_ids = set(result.values_list('id', flat=True))
result = Post.objects.filter(id__in=post_ids)
result = get_related_objects_qs(result)
result = PostFilter(self.request.GET, queryset=result).qs
result = result.order_by('-priority', '-modified_on', '-created_on')
return result
@list_route(methods=["POST"], permission_classes=(IsOptionsOrAuthenticated,))
def create_poll(self, request, *args, **kwargs):
context = {'request': request}
user = self.request.user
payload = self.request.data
data = {k: v for k, v in payload.items()}
question = data.get('title', None)
if not question:
raise ValidationError(_('Question(title) is required to create a poll'))
answers = data.get('answers', [])
if not answers or len(answers) < 2:
raise ValidationError(_('Minimum two answers are required to create a poll.'))
data['post_type'] = POST_TYPE.USER_CREATED_POLL
data['created_by'] = user.pk
data['modified_by'] = user.pk
# if feedback is not enabled then save current user organization
if not ORGANIZATION_SETTINGS_MODEL.objects.get_value(MULTI_ORG_POST_ENABLE_FLAG, user.organization):
data['organization'] = user.organization_id
question_serializer = PostSerializer(data=data, context=context)
question_serializer.is_valid(raise_exception=True)
poll = question_serializer.save()
for answer in answers:
data['question'] = poll.pk
data['answer_text'] = answer
answer_serializer = PollsAnswerSerializer(data=data)
answer_serializer.is_valid(raise_exception=True)
answer_serializer.save()
result = self.get_serializer(poll)
notify_new_post_poll_created(poll)
return Response(result.data)
def get_ordering_field(self, default_order):
"""
Returns allowed_ordering_fields in asc/desc order
:param: default_order: str
"""
allowed_ordering_fields = ("created_on", "id")
order_by = self.request.query_params.get("orderBy", default_order)
if order_by.replace("-", "") not in allowed_ordering_fields:
order_by = default_order
return order_by
@staticmethod
def get_post_by_id(user, org, allow_feedback, appreciations, post_id, query):
try:
return accessible_posts_by_user(user, org, allow_feedback, appreciations, post_id).distinct().get(query)
except Post.DoesNotExist:
raise ValidationError(_('You do not have access'))
@detail_route(methods=["GET", "POST"], permission_classes=(IsOptionsOrAuthenticated,))
def comments(self, request, *args, **kwargs):
"""
List of all the comments related to the post
"""
query_params = self.request.query_params
feedback = query_params.get('feedback', None)
if feedback and feedback == "true":
allow_feedback = True
self.pagination_class = FeedsCommentsSetPagination
else:
allow_feedback = False
user = self.request.user
post_id = self.kwargs.get("pk", None)
if not post_id:
raise ValidationError(_('Post ID required to retrieve all the related comments'))
post_id = int(post_id)
org = (
list(user.child_organizations.values_list("id", flat=True))
if allow_feedback and user.is_staff else user.organization
)
query = Q(id=post_id, mark_delete=False)
if self.request.method == "POST" and allow_feedback and not user.is_staff:
query = query & Q(created_by=user)
post = self.get_post_by_id(user, org, allow_feedback, is_appreciation_post(post_id), post_id, query)
if self.request.method == "GET":
serializer_context = {'request': self.request}
# prepare a query dict
query_dict = {
"post_id": post_id,
"parent": None,
"mark_delete": False
}
# if comment id provided then pass only comments which are created after this one
# this is used by progressive web app to fetch the latest comments
last_comment_id = query_params.get("comment_id", 0)
if last_comment_id:
query_dict.update({"pk__gt": last_comment_id})
comments = Comment.objects.filter(**query_dict).order_by(
self.get_ordering_field(default_order="created_on")
)
page = self.paginate_queryset(comments)
if page is not None:
serializer = CommentSerializer(
page, many=True, read_only=True, context=serializer_context)
return self.get_paginated_response(serializer.data)
serializer = CommentSerializer(
comments, many=True, read_only=True, context=serializer_context)
return Response(serializer.data)
elif self.request.method == "POST":
payload = self.request.data
data = {k: v for k, v in payload.items()}
tag_users = []
content = data.get('content', None)
if content:
tagged = extract_tagged_users(content)
if tagged:
tag_users.extend(tagged)
data['post'] = post_id
data['created_by'] = self.request.user.id
data['modified_by'] = self.request.user.id
serializer = CommentCreateSerializer(data=data)
serializer.is_valid(raise_exception=True)
inst = serializer.save()
# for feedback post, we need to allow the images and documents
if allow_feedback and request.FILES:
attach_files = dict((request.FILES).lists())
images = attach_files.get('images', None)
documents = attach_files.get('documents', None)
if images:
for image in images:
image_serializer = ImagesSerializer(data={"comment": inst.pk, 'image': image})
image_serializer.is_valid(raise_exception=True)
image_serializer.save()
if documents:
for document in documents:
document_serializer = DocumentsSerializer(data={"comment": inst.pk, "document": document})
document_serializer.is_valid(raise_exception=True)
document_serializer.save()
if tag_users:
tag_users_to_comment(inst, tag_users)
if post:
notify_new_comment(inst, self.request.user)
return Response(serializer.data)
@detail_route(methods=["POST"], permission_classes=(IsOptionsOrAuthenticated,))
def appreciate(self, request, *args, **kwargs):
user = self.request.user
post_id = self.kwargs.get("pk", None)
if not post_id:
raise ValidationError(_('Post ID required to appreciate a post'))
post_id = int(post_id)
organization = user.organization
post = self.get_post_by_id(user, organization, False, is_appreciation_post(post_id), post_id, Q(id=post_id))
reaction_type = self.request.data.get('type', 0) # to handle existing workflow
object_type = NOTIFICATION_OBJECT_TYPE
post_liked = PostLiked.objects.filter(post_id=post_id, created_by=user)
if post_liked.exists():
user_reactions = post_liked.filter(reaction_type=reaction_type)
if user_reactions.exists():
user_reactions.delete()
liked = False
message = "Successfully Removed Reaction"
else:
liked = True
message = "Successfully Added Reaction"
PostLiked.objects.filter(post_id=post_id, created_by=user).update(reaction_type=reaction_type)
post_object = PostLiked.objects.filter(post_id=post_id, created_by=user).first()
response_status = status.HTTP_200_OK
else:
post_object = PostLiked.objects.create(post_id=post_id, created_by=user, reaction_type=reaction_type)
message = "Successfully Added Reaction"
liked = True
response_status = status.HTTP_201_CREATED
user_name = get_user_name(user)
if post:
send_notification = True
if request.version >= 12 and user == post.created_by:
send_notification = False
if send_notification:
notif_message = _("'%s' likes your post" % (user_name))
push_notification(user, notif_message, post.created_by, object_type=object_type,
object_id=post.id, extra_context={"reaction_type": reaction_type})
count = PostLiked.objects.filter(post_id=post_id).count()
user_info = UserInfoSerializer(user).data
post_reactions = list()
post_likes = PostLiked.objects.filter(post_id=post_id)
if post_likes.exists():
post_reactions = post_likes.values('reaction_type').annotate(
reaction_count=Count('reaction_type')).order_by('-reaction_count')[:2]
return Response({
"message": message, "liked": liked, "count": count, "user_info": user_info,
"reaction_type": post_object.reaction_type if post_object else None, "post_reactions": post_reactions},
status=response_status)
@detail_route(methods=["GET"], permission_classes=(permissions.IsAuthenticated,))
def appreciated_by(self, request, *args, **kwargs):
user = self.request.user
organization = user.organization
post_id = self.kwargs.get("pk", None)
if not post_id:
raise ValidationError(_('Post ID required to appreciate a post'))
post_id = int(post_id)
post = self.get_post_by_id(user, organization, False, False, post_id, Q(id=post_id))
posts_liked = PostLiked.objects.filter(post_id=post_id)
page = self.paginate_queryset(posts_liked)
if page is not None:
serializer = PostLikedSerializer(page, many=True, read_only=True)
return self.get_paginated_response(serializer.data)
serializer = PostLikedSerializer(posts_liked, many=True, read_only=True)
return Response(serializer.data)
@detail_route(methods=["GET", "POST"],
permission_classes=(permissions.IsAuthenticated,))
def answers(self, request, *args, **kwargs):
user = self.request.user
organization = user.organization
post_id = self.kwargs.get("pk", None)
if not post_id:
raise ValidationError(_('Post ID required to retrieve all the related answers'))
post_id = int(post_id)
self.get_post_by_id(
user, organization, False, False, post_id, Q(id=post_id, post_type=POST_TYPE.USER_CREATED_POLL))
if request.method == 'GET':
answers = PollsAnswer.objects.filter(question=post_id)
serializer = PollsAnswerSerializer(answers, many=True, read_only=True)
return Response(serializer.data)
if request.method == 'POST':
payload = self.request.data
data = {k: v for k, v in payload.items()}
data['question'] = post_id
serializer = PollsAnswerSerializer(data=data)
serializer.is_valid(raise_exception=True)
serializer.save()
return Response(serializer.data)
@detail_route(methods=["POST"], permission_classes=(IsOptionsOrAuthenticated,))
def vote(self, request, *args, **kwargs):
user = self.request.user
organization = user.organization
post_id = self.kwargs.get("pk", None)
data = self.request.data
answer_id = data.get('answer_id', None)
if 'answer_id' not in data:
raise ValidationError(_('answer_id is a required parameter.'))
if not post_id:
raise ValidationError(_('Post ID required to vote'))
post_id = int(post_id)
poll = self.get_post_by_id(
user, organization, False, False, post_id, Q(id=post_id, post_type=POST_TYPE.USER_CREATED_POLL))
try:
poll.vote(user, answer_id)
except PollsAnswer.DoesNotExist:
raise ValidationError(_('This is not a correct answer.'))
serializer = self.get_serializer(poll)
return Response(serializer.data)
@detail_route(methods=["POST"], permission_classes=(IsOptionsOrAuthenticated,))
def flag(self, request, *args, **kwargs):
user = self.request.user
post_id = self.kwargs.get("pk", None)
if not post_id:
raise ValidationError(_('Post ID required to vote'))
post_id = int(post_id)
payload = self.request.data
data = {k: v for k, v in payload.items()}
post = self.get_post_by_id(
user, user.organization, False, is_appreciation_post(post_id), post_id, Q(id=post_id))
data["flagger"] = user.id
data["post"] = post_id
serializer = FlagPostSerializer(data=data)
serializer.is_valid(raise_exception=True)
serializer.save()
notify_flagged_post(post, self.request.user, data["notes"])
return Response(serializer.data)
@list_route(methods=["POST"], permission_classes=(IsOptionsOrAuthenticated,))
def pinned_post(self, request, *args, **kwargs):
user = self.request.user
organization = user.organization
payload = self.request.data
prior_till = payload.get("prior_till", None)
post_id = payload.get("post_id", None)
if not post_id:
raise ValidationError(_('Post ID required to set priority'))
post = self.get_post_by_id(user, organization, False, False, post_id, Q(id=post_id))
if post.priority:
post.priority = False
post.prior_till = None
post.save()
else:
post.pinned(user, prior_till=prior_till)
return Response(self.get_serializer(post).data)
@detail_route(methods=["GET"], permission_classes=(IsOptionsOrAuthenticated,))
def post_appreciations(self, request, *args, **kwargs):
post_id = self.kwargs.get("pk", None)
recent = request.query_params.get("recent", None)
reaction_type = request.query_params.get("reaction_type", None)
post = Post.objects.get(id=post_id)
post_likes = post.postliked_set.all().order_by("-id")
all_reaction_count = post_likes.count()
if recent:
# returns latest 5 reactions
post_ids = post_likes.values_list('id', flat=True)[:5]
post_likes = post_likes.filter(id__in=post_ids)
reaction_counts = list(post_likes.values('reaction_type').order_by('reaction_type').annotate(
reaction_count=Count('reaction_type')))
if reaction_type:
post_likes = post_likes.filter(reaction_type=reaction_type)
page = self.paginate_queryset(post_likes)
serializer = PostLikedSerializer(page, post_likes, many=True)
serializer.is_valid()
post_reactions = self.get_paginated_response(serializer.data)
reaction_counts.insert(0, {"reaction_type": 7, "reaction_count": all_reaction_count})
post_reactions.data['counts'] = reaction_counts
return post_reactions
class ImagesView(views.APIView):
parser_classes = (MultiPartParser,)
permission_classes = (permissions.IsAuthenticated,)
def post(self, request, *args, **kwargs):
post_id = request.data['post_id']
images = dict((request.data).lists())['images']
flag = 1
arr = []
for img in images:
data = {'post': post_id}
data['image'] = img
image_serializer = ImagesSerializer(data=data)
if image_serializer.is_valid():
image_serializer.save()
arr.append(image_serializer.data)
else:
flag = 0
if flag == 1:
return Response(arr, status=status.HTTP_201_CREATED)
else:
return Response(arr, status=status.HTTP_400_BAD_REQUEST)
class ImagesDetailView(views.APIView):
"""
delete an image instance
"""
def get_object(self, pk):
try:
return Images.objects.get(pk=pk)
except Images.DoesNotExist:
raise Http404(_("Image does not exist"))
def delete(self, request, pk, format=None):
img = self.get_object(pk)
img.delete()
return Response(status=status.HTTP_204_NO_CONTENT)
class VideosView(views.APIView):
parser_classes = (MultiPartParser,)
permission_classes = (permissions.IsAuthenticated,)
def post(self, request, *args, **kwargs):
post_id = request.data['post_id']
videos = dict((request.data).lists())['videos']
flag = 1
arr = []
for video in videos:
data = {'post': post_id}
data['video'] = video
video_serializer = VideosSerializer(data=data)
if video_serializer.is_valid():
video_serializer.save()
arr.append(video_serializer.data)
else:
flag = 0
if flag == 1:
return Response(arr, status=status.HTTP_201_CREATED)
else:
return Response(arr, status=status.HTTP_400_BAD_REQUEST)
class CommentViewset(viewsets.ModelViewSet):
permission_classes = (IsOptionsOrAuthenticated,)
def get_serializer(self, *args, **kwargs):
if "pk" in self.kwargs:
serializer_class = CommentDetailSerializer
else:
serializer_class = CommentSerializer
kwargs["context"] = {"request": self.request}
return serializer_class(*args, **kwargs)
@staticmethod
def get_post_id_from_comment(comment_id):
post_id = 0
if comment_id:
comment = Comment.objects.filter(id=comment_id).first()
post_id = comment.post_id if comment else 0
return post_id
def get_queryset(self):
user = self.request.user
post_id = self.get_post_id_from_comment(self.kwargs.get("pk", 0))
posts = accessible_posts_by_user(user, user.organization, False,
is_appreciation_post(post_id) if post_id else False)
result = Comment.objects.filter(post__in=posts, mark_delete=False)
return result
@detail_route(methods=["POST"], permission_classes=(IsOptionsOrAuthenticated,))
def like(self, request, *args, **kwargs):
user = self.request.user
comment_id = self.kwargs.get("pk", None)
if not comment_id:
raise ValidationError(_('Comment ID is required'))
post_id = self.get_post_id_from_comment(self.kwargs.get("pk", 0))
organization = user.organization
posts = accessible_posts_by_user(
user, organization, False, is_appreciation_post(post_id) if post_id else False, post_id)
accessible_comments = Comment.objects.filter(post__in=posts) \
.values_list('id', flat=True)
comment_id = int(comment_id)
if comment_id not in accessible_comments:
raise ValidationError(_('Not allowed to like the comment'))
response_status = status.HTTP_304_NOT_MODIFIED
reaction_type = self.request.data.get('type', None)
if reaction_type is None: # to handle existing workflow
reaction_type = 0
if CommentLiked.objects.filter(comment_id=comment_id, created_by=user).exists():
user_reactions = CommentLiked.objects.filter(
comment_id=comment_id, created_by=user, reaction_type=reaction_type)
if user_reactions.exists():
user_reactions.delete()
message = "Successfully Removed Reaction"
liked = False
response_status = status.HTTP_200_OK
else:
liked = True
message = "Successfully Added Reaction"
CommentLiked.objects.filter(comment_id=comment_id, created_by=user).update(reaction_type=reaction_type)
else:
CommentLiked.objects.create(comment_id=comment_id, created_by=user, reaction_type=reaction_type)
message = "Successfully Liked"
liked = True
response_status = status.HTTP_200_OK
comment = Comment.objects.filter(id=comment_id).first()
user_name = get_user_name(user)
if comment:
send_notification = True
if request.version >= 12 and user == comment.created_by:
send_notification = False
if send_notification:
notif_message = _("'%s' likes your comment" % (user_name))
push_notification(user, notif_message, comment.created_by, None, None,
extra_context={"reaction_type": reaction_type})
count = CommentLiked.objects.filter(comment_id=comment_id).count()
user_info = UserInfoSerializer(user).data
return Response({
"message": message, "liked": liked, "count": count, "user_info": user_info},
status=response_status)
def destroy(self, request, *args, **kwargs):
instance = self.get_object()
user = request.user
if not user_can_delete(user, instance):
raise serializers.ValidationError(_("You do not have permission to delete"))
instance.mark_as_delete(user)
return Response(status=status.HTTP_204_NO_CONTENT)
@api_view(['GET'])
@permission_classes((IsOptionsOrAuthenticated,))
def search_user(request):
"""
Search users based on the search term
"""
search_term = request.GET.get('term', None)
query = request.GET.get('q', 'organization')
user = request.user
result = CustomUser.objects.filter(organization=user.organization)
dept_users = []
if query == 'department':
for dept in DEPARTMENT_MODEL.objects.filter(users=user):
for usr in dept.users.all():
dept_users.append(usr.id)
result = result.filter(id__in=dept_users)
result = result.exclude(id=user.id)
if search_term:
result = result.filter(Q(email__istartswith=search_term) | Q(first_name__istartswith=search_term))
serializer = UserInfoSerializer(result, many=True)
return Response(serializer.data)
class ECardCategoryViewSet(viewsets.ModelViewSet):
queryset = ECardCategory.objects.none()
serializer_class = ECardCategorySerializer
permission_classes = [IsOptionsOrAuthenticated, ]
def get_queryset(self):
user = self.request.user
query = Q(organization=user.organization) | Q(organization__isnull=True)
if self.request.query_params.get('admin_function'):
query = Q(organization=user.organization)
queryset = ECardCategory.objects.filter(query)
queryset = queryset.annotate(custom_order=Case(When(organization=user.organization, then=0),
default=1, output_field=IntegerField())).order_by('custom_order')
return queryset
class ECardViewSet(viewsets.ModelViewSet):
queryset = ECard.objects.none()
serializer_class = ECardSerializer
permission_classes = [IsOptionsOrAuthenticated, ]
def get_queryset(self):
user = self.request.user
query = Q(category__organization=user.organization) | Q(category__organization__isnull=True)
if self.request.query_params.get('admin_function'):
query = Q(category__organization=user.organization)
queryset = ECard.objects.filter(query)
queryset = queryset.annotate(custom_order=Case(When(category__organization=user.organization, then=0),
default=1, output_field=IntegerField())).order_by('custom_order')
category = self.request.query_params.get('category')
if category:
queryset = queryset.filter(category_id=category)
search = self.request.query_params.get('search')
if search:
queryset = queryset.filter(name__icontains=search)
return queryset
@transaction.atomic
def create(self, request):
data = request.data
serializer = ECardSerializer(data=data)
serializer.is_valid(raise_exception=True)
ecard = serializer.save()
ecard.tags.add(*eval(data["tags"]))
return Response(data=serializer.data, status=status.HTTP_201_CREATED)
@transaction.atomic
def partial_update(self, request, pk=None):
ecard = self.get_object()
data = request.data
serializer = ECardSerializer(ecard, data=data, partial=True)
serializer.is_valid(raise_exception=True)
ecard = serializer.save()
ecard.tags.clear()
ecard.tags.add(*eval(data["tags"]))
return Response(data=serializer.data, status=status.HTTP_200_OK)
class UserFeedViewSet(viewsets.ModelViewSet):
parser_classes = (JSONParser,)
permission_classes = (IsOptionsOrAuthenticated,)
serializer_class = PostFeedSerializer
filter_backends = (filters.DjangoFilterBackend,)
pagination_class = FeedsResultsSetPagination
@staticmethod
def get_filtered_feeds_according_to_shared_with(feeds, user, post_polls):
"""
Returns filtered queryset (same dept posts will be returned if post is shared with departments)
(All posts will be returned if shared with within organization)
(hide posts which has shared with is admin only)
params: posts: QuerySet[Post]
params: user: CustomUser
params: post_polls: Bool
"""
return feeds.exclude(id__in=posts_not_visible_to_user(feeds, user, post_polls))
@staticmethod
def get_user_by_id(user_id, requested_user):
"""Returns the user by id provided"""
try:
user = CustomUser.objects.get(id=user_id, is_active=True)
if user.organization not in requested_user.get_affiliated_orgs():
raise CustomUser.DoesNotExist
except (CustomUser.DoesNotExist, ValueError):
raise ValidationError("Invalid user id")
return user
def get_queryset(self):
feed_flag = self.request.query_params.get("feed", None)
search = self.request.query_params.get("search", None)
user_id = self.request.query_params.get("user_id", None)
requested_user = self.request.user
receiver_user = self.request.query_params.get("receiver_user", None)
if receiver_user:
requested_user = self.get_user_by_id(receiver_user, requested_user)
user = (
self.get_user_by_id(user_id, requested_user)
if user_id and feed_flag in ("received", "given", "post_polls") else requested_user
)
organization = user.organization
posts = accessible_posts_by_user(user, organization, False, feed_flag != "post_polls")
if feed_flag == "post_polls":
feeds = posts.filter(post_type__in=[POST_TYPE.USER_CREATED_POST,
POST_TYPE.USER_CREATED_POLL], created_by=user)
feeds = feeds.exclude(id__in=posts_not_visible_to_user(feeds, self.request.user, True))
feeds = PostFilter(self.request.GET, queryset=feeds).qs
return feeds.distinct()
else:
feeds = posts.filter(post_type__in=[POST_TYPE.USER_CREATED_APPRECIATION,
POST_TYPE.USER_CREATED_NOMINATION])
filter_appreciations = self.filter_appreciations(feeds)