Files
mayan-edms/mayan/apps/documents/api_views.py

472 lines
14 KiB
Python

from __future__ import absolute_import, unicode_literals
import logging
from django.core.exceptions import PermissionDenied
from django.shortcuts import get_object_or_404
from filetransfers.api import serve_file
from rest_framework import generics, status
from rest_framework.response import Response
from acls.models import AccessControlList
from permissions import Permission
from rest_api.filters import MayanObjectPermissionsFilter
from rest_api.permissions import MayanPermission
from .models import (
Document, DocumentPage, DocumentType, DocumentVersion, RecentDocument
)
from .permissions import (
permission_document_create, permission_document_delete,
permission_document_download, permission_document_edit,
permission_document_new_version, permission_document_properties_edit,
permission_document_restore, permission_document_trash,
permission_document_version_revert, permission_document_view,
permission_document_type_create, permission_document_type_delete,
permission_document_type_edit, permission_document_type_view
)
from .serializers import (
TrashedDocumentSerializer, DocumentPageImageSerializer,
DocumentPageSerializer, DocumentSerializer,
DocumentTypeSerializer, DocumentVersionSerializer,
DocumentVersionRevertSerializer, NewDocumentSerializer,
NewDocumentVersionSerializer, RecentDocumentSerializer
)
logger = logging.getLogger(__name__)
class APITrashedDocumentListView(generics.ListAPIView):
"""
Returns a list of all the trashed documents.
"""
filter_backends = (MayanObjectPermissionsFilter,)
mayan_object_permissions = {'GET': (permission_document_view,)}
permission_classes = (MayanPermission,)
queryset = Document.trash.all()
serializer_class = TrashedDocumentSerializer
class APITrashedDocumentView(generics.RetrieveDestroyAPIView):
"""
Returns the selected trashed document details.
"""
mayan_object_permissions = {
'DELETE': (permission_document_delete,)
}
permission_classes = (MayanPermission,)
queryset = Document.trash.all()
serializer_class = TrashedDocumentSerializer
def delete(self, *args, **kwargs):
"""
Delete the trashed document.
"""
return super(APITrashedDocumentView, self).delete(*args, **kwargs)
class APITrashedDocumentRestoreView(generics.GenericAPIView):
"""
Restore a trashed document.
"""
mayan_object_permissions = {
'POST': (permission_document_restore,)
}
permission_classes = (MayanPermission,)
queryset = Document.trash.all()
serializer_class = TrashedDocumentSerializer
def post(self, *args, **kwargs):
self.get_object().restore()
return Response(status=status.HTTP_200_OK)
class APIDocumentDownloadView(generics.RetrieveAPIView):
"""
Download the latest version of a document.
---
GET:
omit_serializer: true
parameters:
- name: pk
paramType: path
type: number
"""
mayan_object_permissions = {
'GET': (permission_document_download,)
}
permission_classes = (MayanPermission,)
queryset = Document.on_organization.all()
def get_serializer_class(self):
return None
def retrieve(self, request, *args, **kwargs):
instance = self.get_object()
return serve_file(
request,
instance.latest_version.file,
save_as='"%s"' % instance.label,
content_type=instance.latest_version.mimetype if instance.latest_version.mimetype else 'application/octet-stream'
)
class APIDocumentListView(generics.ListCreateAPIView):
"""
Returns a list of all the documents.
"""
filter_backends = (MayanObjectPermissionsFilter,)
mayan_object_permissions = {'GET': (permission_document_view,)}
mayan_view_permissions = {'POST': (permission_document_create,)}
permission_classes = (MayanPermission,)
queryset = Document.on_organization.all()
def get_serializer_class(self):
if self.request.method == 'GET':
return DocumentSerializer
elif self.request.method == 'POST':
return NewDocumentSerializer
def perform_create(self, serializer):
serializer.save(_user=self.request.user)
def post(self, *args, **kwargs):
"""
Create a new document.
"""
return super(APIDocumentListView, self).post(*args, **kwargs)
class APIDocumentVersionDownloadView(generics.RetrieveAPIView):
"""
Download a document version.
---
GET:
omit_serializer: true
parameters:
- name: pk
paramType: path
type: number
"""
mayan_object_permissions = {
'GET': (permission_document_download,)
}
permission_classes = (MayanPermission,)
queryset = DocumentVersion.on_organization.all()
def get_serializer_class(self):
return None
def retrieve(self, request, *args, **kwargs):
instance = self.get_object()
return serve_file(
request,
instance.file,
save_as='"%s"' % instance.document.label,
content_type=instance.mimetype if instance.mimetype else 'application/octet-stream'
)
class APIDocumentView(generics.RetrieveUpdateDestroyAPIView):
"""
Returns the selected document details.
"""
mayan_object_permissions = {
'GET': (permission_document_view,),
'PUT': (permission_document_properties_edit,),
'PATCH': (permission_document_properties_edit,),
'DELETE': (permission_document_trash,)
}
permission_classes = (MayanPermission,)
queryset = Document.on_organization.all()
serializer_class = DocumentSerializer
def delete(self, *args, **kwargs):
"""
Move the selected document to the thrash.
"""
return super(APIDocumentView, self).delete(*args, **kwargs)
def get(self, *args, **kwargs):
"""
Return the details of the selected document.
"""
return super(APIDocumentView, self).get(*args, **kwargs)
def patch(self, *args, **kwargs):
"""
Edit the properties of the selected document.
"""
return super(APIDocumentView, self).patch(*args, **kwargs)
def put(self, *args, **kwargs):
"""
Edit the properties of the selected document.
"""
return super(APIDocumentView, self).put(*args, **kwargs)
class APIDocumentPageImageView(generics.RetrieveAPIView):
"""
Returns an image representation of the selected document.
size -- 'x' seprated width and height of the desired image representation.
zoom -- Zoom level of the image to be generated, numeric value only.
"""
mayan_object_permissions = {
'GET': (permission_document_view,),
}
mayan_permission_attribute_check = 'document'
permission_classes = (MayanPermission,)
queryset = DocumentPage.on_organization.all()
serializer_class = DocumentPageImageSerializer
class APIDocumentPageView(generics.RetrieveUpdateAPIView):
"""
Returns the selected document page details.
"""
mayan_object_permissions = {
'GET': (permission_document_view,),
'PUT': (permission_document_edit,),
'PATCH': (permission_document_edit,)
}
mayan_permission_attribute_check = 'document'
permission_classes = (MayanPermission,)
queryset = DocumentPage.on_organization.all()
serializer_class = DocumentPageSerializer
def get(self, *args, **kwargs):
"""
Returns the selected document page details.
"""
return super(APIDocumentPageView, self).get(*args, **kwargs)
def patch(self, *args, **kwargs):
"""
Edit the selected document page.
"""
return super(APIDocumentPageView, self).patch(*args, **kwargs)
def put(self, *args, **kwargs):
"""
Edit the selected document page.
"""
return super(APIDocumentPageView, self).put(*args, **kwargs)
class APIDocumentTypeListView(generics.ListCreateAPIView):
filter_backends = (MayanObjectPermissionsFilter,)
mayan_object_permissions = {'GET': (permission_document_type_view,)}
mayan_view_permissions = {'POST': (permission_document_type_create,)}
permission_classes = (MayanPermission,)
queryset = DocumentType.on_organization.all()
serializer_class = DocumentTypeSerializer
def get(self, *args, **kwargs):
"""
Returns a list of all the document types.
"""
return super(APIDocumentTypeListView, self).get(*args, **kwargs)
def post(self, *args, **kwargs):
"""
Create a new document type.
"""
return super(APIDocumentTypeListView, self).post(*args, **kwargs)
class APIDocumentTypeView(generics.RetrieveUpdateDestroyAPIView):
"""
Returns the selected document type details.
"""
mayan_object_permissions = {
'GET': (permission_document_type_view,),
'PUT': (permission_document_type_edit,),
'PATCH': (permission_document_type_edit,),
'DELETE': (permission_document_type_delete,)
}
permission_classes = (MayanPermission,)
queryset = DocumentType.on_organization.all()
serializer_class = DocumentTypeSerializer
def delete(self, *args, **kwargs):
"""
Delete the selected document type.
"""
return super(APIDocumentTypeView, self).delete(*args, **kwargs)
def get(self, *args, **kwargs):
"""
Return the details of the selected document type.
"""
return super(APIDocumentTypeView, self).get(*args, **kwargs)
def patch(self, *args, **kwargs):
"""
Edit the properties of the selected document type.
"""
return super(APIDocumentTypeView, self).patch(*args, **kwargs)
def put(self, *args, **kwargs):
"""
Edit the properties of the selected document type.
"""
return super(APIDocumentTypeView, self).put(*args, **kwargs)
class APIDocumentTypeDocumentListView(generics.ListAPIView):
"""
Returns a list of all the documents of a particular document type.
"""
filter_backends = (MayanObjectPermissionsFilter,)
mayan_object_permissions = {'GET': (permission_document_view,)}
serializer_class = DocumentSerializer
def get_queryset(self):
document_type = get_object_or_404(DocumentType, pk=self.kwargs['pk'])
try:
Permission.check_permissions(
self.request.user, (permission_document_type_view,)
)
except PermissionDenied:
AccessControlList.objects.check_access(
permission_document_type_view, self.request.user,
document_type
)
return document_type.documents.all()
class APIRecentDocumentListView(generics.ListAPIView):
serializer_class = RecentDocumentSerializer
def get_queryset(self):
return RecentDocument.objects.filter(user=self.request.user)
def get(self, *args, **kwargs):
"""
Return a list of the recent documents for the current user.
"""
return super(APIRecentDocumentListView, self).get(*args, **kwargs)
class APIDocumentVersionsListView(generics.ListCreateAPIView):
"""
Return a list of the selected document's versions.
"""
mayan_object_permissions = {
'GET': (permission_document_view,),
}
mayan_permission_attribute_check = 'document'
mayan_view_permissions = {'POST': (permission_document_new_version,)}
permission_classes = (MayanPermission,)
def get_serializer_class(self):
if self.request.method == 'GET':
return DocumentVersionSerializer
elif self.request.method == 'POST':
return NewDocumentVersionSerializer
def get_queryset(self):
return get_object_or_404(Document, pk=self.kwargs['pk']).versions.all()
def perform_create(self, serializer):
serializer.save(
document=get_object_or_404(Document, pk=self.kwargs['pk']),
_user=self.request.user
)
def post(self, request, *args, **kwargs):
"""
Create a new document version.
"""
return super(
APIDocumentVersionsListView, self
).post(request, *args, **kwargs)
def create(self, request, *args, **kwargs):
serializer = self.get_serializer(data=request.data)
serializer.is_valid(raise_exception=True)
self.perform_create(serializer)
headers = self.get_success_headers(serializer.data)
return Response(status=status.HTTP_202_ACCEPTED, headers=headers)
class APIDocumentVersionView(generics.RetrieveUpdateAPIView):
"""
Returns the selected document version details.
"""
mayan_object_permissions = {
'GET': (permission_document_view,),
'PATCH': (permission_document_edit,),
'PUT': (permission_document_edit,),
}
mayan_permission_attribute_check = 'document'
permission_classes = (MayanPermission,)
queryset = DocumentVersion.on_organization.all()
serializer_class = DocumentVersionSerializer
def patch(self, *args, **kwargs):
"""
Edit the selected document version.
"""
return super(APIDocumentVersionView, self).patch(*args, **kwargs)
def put(self, *args, **kwargs):
"""
Edit the selected document version.
"""
return super(APIDocumentVersionView, self).put(*args, **kwargs)
class APIDocumentVersionRevertView(generics.GenericAPIView):
"""
Revert to an earlier document version.
"""
mayan_object_permissions = {
'POST': (permission_document_version_revert,)
}
mayan_permission_attribute_check = 'document'
permission_classes = (MayanPermission,)
queryset = DocumentVersion.on_organization.all()
serializer_class = DocumentVersionRevertSerializer
def post(self, *args, **kwargs):
self.get_object().revert(_user=self.request.user)
return Response(status=status.HTTP_200_OK)