added ability to set rate limiting for url import
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vabene1111
parent
76b84898f6
commit
dd3e91e10d
@ -185,3 +185,7 @@ REMOTE_USER_AUTH=0
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# if you want to do many requests to the FDC API you need to get a (free) API key. Demo key is limited to 30 requests / hour or 50 requests / day
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#FDC_API_KEY=DEMO_KEY
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# API throttle limits
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# you may use X per second, minute, hour or day
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# DRF_THROTTLE_RECIPE_URL_IMPORT=60/hour
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@ -129,7 +129,7 @@ urlpatterns = [
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path('api/sync_all/', api.sync_all, name='api_sync'),
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path('api/log_cooking/<int:recipe_id>/', api.log_cooking, name='api_log_cooking'),
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path('api/plan-ical/<slug:from_date>/<slug:to_date>/', api.get_plan_ical, name='api_get_plan_ical'),
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path('api/recipe-from-source/', api.recipe_from_source, name='api_recipe_from_source'),
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path('api/recipe-from-source/', api.RecipeUrlImportView.as_view(), name='api_recipe_from_source'),
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path('api/backup/', api.get_backup, name='api_backup'),
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path('api/ingredient-from-string/', api.ingredient_from_string, name='api_ingredient_from_string'),
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path('api/share-link/<int:pk>', api.share_link, name='api_share_link'),
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@ -46,7 +46,7 @@ from rest_framework.pagination import PageNumberPagination
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from rest_framework.parsers import MultiPartParser
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from rest_framework.renderers import JSONRenderer, TemplateHTMLRenderer
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from rest_framework.response import Response
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from rest_framework.throttling import AnonRateThrottle
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from rest_framework.throttling import AnonRateThrottle, UserRateThrottle
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from rest_framework.views import APIView
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from rest_framework.viewsets import ViewSetMixin
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from treebeard.exceptions import InvalidMoveToDescendant, InvalidPosition, PathOverflow
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@ -104,7 +104,7 @@ from cookbook.serializer import (AccessTokenSerializer, AutomationSerializer,
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UserSerializer, UserSpaceSerializer, ViewLogSerializer)
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from cookbook.views.import_export import get_integration
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from recipes import settings
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from recipes.settings import FDC_API_KEY
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from recipes.settings import FDC_API_KEY, DRF_THROTTLE_RECIPE_URL_IMPORT
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class StandardFilterMixin(ViewSetMixin):
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@ -1298,6 +1298,10 @@ class AuthTokenThrottle(AnonRateThrottle):
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rate = '10/day'
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class RecipeImportThrottle(UserRateThrottle):
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rate = DRF_THROTTLE_RECIPE_URL_IMPORT
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class CustomAuthToken(ObtainAuthToken):
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throttle_classes = [AuthTokenThrottle]
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@ -1323,114 +1327,114 @@ class CustomAuthToken(ObtainAuthToken):
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})
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@api_view(['POST'])
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# @schema(AutoSchema()) #TODO add proper schema
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@permission_classes([CustomIsUser & CustomTokenHasReadWriteScope])
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# TODO add rate limiting
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def recipe_from_source(request):
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"""
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function to retrieve a recipe from a given url or source string
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:param request: standard request with additional post parameters
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- url: url to use for importing recipe
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- data: if no url is given recipe is imported from provided source data
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- (optional) bookmarklet: id of bookmarklet import to use, overrides URL and data attributes
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:return: JsonResponse containing the parsed json and images
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"""
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scrape = None
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serializer = RecipeFromSourceSerializer(data=request.data)
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if serializer.is_valid():
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class RecipeUrlImportView(ObtainAuthToken):
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throttle_classes = [RecipeImportThrottle]
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permission_classes = [CustomIsUser & CustomTokenHasReadWriteScope]
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if (b_pk := serializer.validated_data.get('bookmarklet', None)) and (
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bookmarklet := BookmarkletImport.objects.filter(pk=b_pk).first()):
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serializer.validated_data['url'] = bookmarklet.url
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serializer.validated_data['data'] = bookmarklet.html
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bookmarklet.delete()
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def post(self, request, *args, **kwargs):
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"""
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function to retrieve a recipe from a given url or source string
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:param request: standard request with additional post parameters
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- url: url to use for importing recipe
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- data: if no url is given recipe is imported from provided source data
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- (optional) bookmarklet: id of bookmarklet import to use, overrides URL and data attributes
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:return: JsonResponse containing the parsed json and images
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"""
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scrape = None
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serializer = RecipeFromSourceSerializer(data=request.data)
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if serializer.is_valid():
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url = serializer.validated_data.get('url', None)
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data = unquote(serializer.validated_data.get('data', None))
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if not url and not data:
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return Response({
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'error': True,
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'msg': _('Nothing to do.')
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}, status=status.HTTP_400_BAD_REQUEST)
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if (b_pk := serializer.validated_data.get('bookmarklet', None)) and (
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bookmarklet := BookmarkletImport.objects.filter(pk=b_pk).first()):
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serializer.validated_data['url'] = bookmarklet.url
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serializer.validated_data['data'] = bookmarklet.html
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bookmarklet.delete()
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elif url and not data:
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if re.match('^(https?://)?(www\\.youtube\\.com|youtu\\.be)/.+$', url):
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if validators.url(url, public=True):
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return Response({
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'recipe_json': get_from_youtube_scraper(url, request),
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'recipe_images': [],
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}, status=status.HTTP_200_OK)
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if re.match(
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'^(.)*/view/recipe/[0-9]+/[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$',
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url):
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recipe_json = requests.get(
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url.replace('/view/recipe/', '/api/recipe/').replace(re.split('/view/recipe/[0-9]+', url)[1],
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'') + '?share=' +
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re.split('/view/recipe/[0-9]+', url)[1].replace('/', '')).json()
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recipe_json = clean_dict(recipe_json, 'id')
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serialized_recipe = RecipeExportSerializer(data=recipe_json, context={'request': request})
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if serialized_recipe.is_valid():
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recipe = serialized_recipe.save()
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if validators.url(recipe_json['image'], public=True):
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recipe.image = File(handle_image(request,
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File(io.BytesIO(requests.get(recipe_json['image']).content),
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name='image'),
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filetype=pathlib.Path(recipe_json['image']).suffix),
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name=f'{uuid.uuid4()}_{recipe.pk}{pathlib.Path(recipe_json["image"]).suffix}')
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recipe.save()
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return Response({
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'link': request.build_absolute_uri(reverse('view_recipe', args={recipe.pk}))
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}, status=status.HTTP_201_CREATED)
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else:
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try:
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url = serializer.validated_data.get('url', None)
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data = unquote(serializer.validated_data.get('data', None))
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if not url and not data:
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return Response({
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'error': True,
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'msg': _('Nothing to do.')
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}, status=status.HTTP_400_BAD_REQUEST)
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elif url and not data:
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if re.match('^(https?://)?(www\\.youtube\\.com|youtu\\.be)/.+$', url):
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if validators.url(url, public=True):
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scrape = scrape_me(url_path=url, wild_mode=True)
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return Response({
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'recipe_json': get_from_youtube_scraper(url, request),
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'recipe_images': [],
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}, status=status.HTTP_200_OK)
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if re.match(
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'^(.)*/view/recipe/[0-9]+/[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$',
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url):
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recipe_json = requests.get(
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url.replace('/view/recipe/', '/api/recipe/').replace(re.split('/view/recipe/[0-9]+', url)[1],
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'') + '?share=' +
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re.split('/view/recipe/[0-9]+', url)[1].replace('/', '')).json()
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recipe_json = clean_dict(recipe_json, 'id')
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serialized_recipe = RecipeExportSerializer(data=recipe_json, context={'request': request})
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if serialized_recipe.is_valid():
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recipe = serialized_recipe.save()
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if validators.url(recipe_json['image'], public=True):
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recipe.image = File(handle_image(request,
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File(io.BytesIO(requests.get(recipe_json['image']).content),
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name='image'),
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filetype=pathlib.Path(recipe_json['image']).suffix),
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name=f'{uuid.uuid4()}_{recipe.pk}{pathlib.Path(recipe_json["image"]).suffix}')
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recipe.save()
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return Response({
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'link': request.build_absolute_uri(reverse('view_recipe', args={recipe.pk}))
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}, status=status.HTTP_201_CREATED)
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else:
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try:
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if validators.url(url, public=True):
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scrape = scrape_me(url_path=url, wild_mode=True)
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else:
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else:
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return Response({
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'error': True,
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'msg': _('Invalid Url')
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}, status=status.HTTP_400_BAD_REQUEST)
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except NoSchemaFoundInWildMode:
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pass
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except requests.exceptions.ConnectionError:
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return Response({
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'error': True,
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'msg': _('Invalid Url')
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'msg': _('Connection Refused.')
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}, status=status.HTTP_400_BAD_REQUEST)
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except NoSchemaFoundInWildMode:
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except requests.exceptions.MissingSchema:
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return Response({
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'error': True,
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'msg': _('Bad URL Schema.')
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}, status=status.HTTP_400_BAD_REQUEST)
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else:
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try:
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data_json = json.loads(data)
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if '@context' not in data_json:
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data_json['@context'] = 'https://schema.org'
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if '@type' not in data_json:
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data_json['@type'] = 'Recipe'
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data = "<script type='application/ld+json'>" + json.dumps(data_json) + "</script>"
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except JSONDecodeError:
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pass
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except requests.exceptions.ConnectionError:
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return Response({
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'error': True,
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'msg': _('Connection Refused.')
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}, status=status.HTTP_400_BAD_REQUEST)
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except requests.exceptions.MissingSchema:
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return Response({
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'error': True,
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'msg': _('Bad URL Schema.')
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}, status=status.HTTP_400_BAD_REQUEST)
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else:
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try:
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data_json = json.loads(data)
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if '@context' not in data_json:
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data_json['@context'] = 'https://schema.org'
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if '@type' not in data_json:
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data_json['@type'] = 'Recipe'
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data = "<script type='application/ld+json'>" + json.dumps(data_json) + "</script>"
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except JSONDecodeError:
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pass
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scrape = text_scraper(text=data, url=url)
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if not url and (found_url := scrape.schema.data.get('url', None)):
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scrape = text_scraper(text=data, url=found_url)
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scrape = text_scraper(text=data, url=url)
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if not url and (found_url := scrape.schema.data.get('url', None)):
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scrape = text_scraper(text=data, url=found_url)
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if scrape:
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return Response({
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'recipe_json': helper.get_from_scraper(scrape, request),
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'recipe_images': list(dict.fromkeys(get_images_from_soup(scrape.soup, url))),
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}, status=status.HTTP_200_OK)
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if scrape:
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return Response({
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'recipe_json': helper.get_from_scraper(scrape, request),
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'recipe_images': list(dict.fromkeys(get_images_from_soup(scrape.soup, url))),
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}, status=status.HTTP_200_OK)
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else:
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return Response({
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'error': True,
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'msg': _('No usable data could be found.')
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}, status=status.HTTP_400_BAD_REQUEST)
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else:
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return Response({
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'error': True,
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'msg': _('No usable data could be found.')
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}, status=status.HTTP_400_BAD_REQUEST)
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else:
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return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
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return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
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@api_view(['GET'])
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@ -96,6 +96,8 @@ SHARING_LIMIT = int(os.getenv('SHARING_LIMIT', 0))
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ACCOUNT_SIGNUP_FORM_CLASS = 'cookbook.forms.AllAuthSignupForm'
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DRF_THROTTLE_RECIPE_URL_IMPORT = os.getenv('DRF_THROTTLE_RECIPE_URL_IMPORT', '60/hour')
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TERMS_URL = os.getenv('TERMS_URL', '')
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PRIVACY_URL = os.getenv('PRIVACY_URL', '')
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IMPRINT_URL = os.getenv('IMPRINT_URL', '')
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