111 lines
3.8 KiB
Python
111 lines
3.8 KiB
Python
import hashlib
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import logging
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import json
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from app_be.services.dropboxservice import DropboxService
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from app_be.services.mongodbservice import MongoDBService
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from app_be.services.minioservice import MinioService
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from app_be.services.hashservice import create_sha512
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from app_be.services.wrapperservice import WrapperService
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from app_be.views.mongo_db import MongoManager
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from django.http import JsonResponse
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from django.http import HttpRequest
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from rest_framework.decorators import api_view
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logger = logging.getLogger(__name__)
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class TestApiClass:
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@staticmethod
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@api_view(['GET'])
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def test_api(request):
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logger.debug('Test api call: {}'.format(request))
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return JsonResponse({'Result': 'success'}, safe=False)
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class ImageEndpoint:
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@staticmethod
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@api_view(['GET'])
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def image_api_get_all(request):
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logger.debug('Image GET all call: {}'.format(request))
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print(request)
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metadata = MongoDBService.getAll()
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print(metadata)
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return JsonResponse({'Result': 'success1'}, safe=False)
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@staticmethod
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@api_view(['GET'])
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def image_api_get_single(request, identifier):
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logger.debug('Image GET single call: {}'.format(request))
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metadata = MongoDBService.getSingle(identifier)
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print(metadata)
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dropbox_image_bytes = DropboxService.read_file(metadata['filename'])
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#minio_image_bytes = MinioService.read_file(metadata['filename'])
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if dropbox_image_bytes is None:
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return JsonResponse({'Result': 'Error - could not find image in dropbox.', 'id': identifier}, status=404,
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safe=False)
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stored_hash = metadata.get('sha512', '')
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print(stored_hash)
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actual_dropbox_hash = create_sha512(dropbox_image_bytes)
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if stored_hash != actual_dropbox_hash:
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return JsonResponse('Stored hash does not match generated one! '
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'stored: {} actual: {}'.format(stored_hash, actual_dropbox_hash), safe=False)
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# TODO - check hash of MinIO image, too
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# actual_minio_hash = '' # create_sha512(minio_image_bytes)
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# if stored_hash != actual_minio_hash:
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# return JsonResponse('Stored hash does not match generated one! '
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# 'stored: {} actual: {}'.format(stored_hash, actual_minio_hash), safe=False)
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payload = {
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'id': identifier,
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'metadata': metadata,
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'image_data': WrapperService.wrap_file(dropbox_image_bytes)
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}
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return JsonResponse(payload, safe=False)
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@staticmethod
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@api_view(['POST'])
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def image_api_post(request: HttpRequest):
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logger.debug('Image POST call: {}'.format(request))
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payload = json.loads(request.body)
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b64encoded_image = payload['image_data']
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identifier = payload['id']
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metadata = payload['metadata']
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filename = payload['metadata']['filename']
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decoded_image = WrapperService.unwrap_file(b64encoded_image)
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MongoDBService.createSingle(metadata,identifier,decoded_image)
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if not DropboxService.create_file(filename, decoded_image):
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print("Could not save image to dropbox")
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if not MinioService.create_file(filename, decoded_image):
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print("Could not save image to minio")
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return JsonResponse({'id': identifier, 'filename': filename},
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safe=False) # 'metadata': metadata response beinhaltet ObjectId welche nicht serializable is?
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@staticmethod
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@api_view(['DELETE'])
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def image_api_delete(request: HttpRequest, identifier):
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logger.debug('Image DELETE single call: {}'.format(request))
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resp = MongoDBService.deleteSingle(identifier)
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print(resp)
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return JsonResponse({'Result': 'success1'}, safe=False)
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