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

110 lines
3.3 KiB
Python

from __future__ import absolute_import, unicode_literals
from django.core.exceptions import PermissionDenied
from django.shortcuts import get_object_or_404
from rest_framework import generics, status
from rest_framework.response import Response
from rest_framework.settings import api_settings
from rest_framework.views import APIView
from acls.models import AccessControlList
from documents.models import Document, DocumentPage, DocumentVersion
from permissions import Permission
from rest_api.filters import MayanObjectPermissionsFilter
from rest_api.permissions import MayanPermission
from .models import DocumentPageContent
from .permissions import permission_ocr_content_view, permission_ocr_document
from .serializers import DocumentPageContentSerializer
class APIDocumentOCRView(APIView):
def get_object(self):
return get_object_or_404(Document, pk=self.kwargs['pk'])
def post(self, request, *args, **kwargs):
"""
Submit a document for OCR.
---
omit_serializer: true
parameters:
- name: pk
paramType: path
type: number
responseMessages:
- code: 202
message: Accepted
"""
document = self.get_object()
try:
Permission.check_permissions(
self.request.user, (permission_ocr_document,)
)
except PermissionDenied:
AccessControlList.objects.check_access(
permission_ocr_document, self.request.user, document
)
document.submit_for_ocr()
return Response(status=status.HTTP_202_ACCEPTED)
class APIDocumentVersionOCRView(APIView):
def get_object(self):
return get_object_or_404(DocumentVersion, pk=self.kwargs['pk'])
def post(self, request, *args, **kwargs):
"""
Submit a document version for OCR.
---
omit_serializer: true
parameters:
- name: pk
paramType: path
type: number
responseMessages:
- code: 202
message: Accepted
"""
document_version = self.get_object()
try:
Permission.check_permissions(
self.request.user, (permission_ocr_document,)
)
except PermissionDenied:
AccessControlList.objects.check_access(
permission_ocr_document, self.request.user, document_version
)
document_version.submit_for_ocr()
return Response(status=status.HTTP_202_ACCEPTED)
class APIDocumentPageContentView(generics.RetrieveAPIView):
"""
Returns the OCR content of the selected document page.
---
GET:
parameters:
- name: pk
paramType: path
type: number
"""
filter_backends = (MayanObjectPermissionsFilter,)
mayan_object_permissions = {
'GET': (permission_ocr_content_view,),
}
permission_classes = (MayanPermission,)
serializer_class = DocumentPageContentSerializer
def get_object(self):
document_page = get_object_or_404(DocumentPage, pk=self.kwargs['pk'])
try:
return document_page.ocr_content
except DocumentPageContent.DoesNotExist:
return DocumentPageContent.objects.none()