def get_context_data(self, **kwargs): context = super(NaveDocumentTemplateView, self).get_context_data(**kwargs) absolute_uri = self.request.build_absolute_uri() target_uri = RDFRecord.get_internal_rdf_base_uri(absolute_uri) if "detail/foldout/" in target_uri: slug = self.kwargs.get('slug') record = ElasticSearchRDFRecord(hub_id=slug) graph = record.get_graph_by_id(self.kwargs.get('slug')) if graph is not None: target_uri = record.source_uri else: logger.warn("Unable to find source_uri for slug: {}".format(slug)) else: target_uri = RDFRecord.get_internal_rdf_base_uri(absolute_uri) record = ElasticSearchRDFRecord(hub_id=self.kwargs.get('slug')) graph = record.get_graph_by_source_uri(target_uri) if graph is None: raise UnknownGraph("URI {} is not known in our graph store".format(target_uri)) if "/resource/cache/" in target_uri: target_uri = target_uri.rstrip('/') cache_resource = CacheResource.objects.filter(document_uri=target_uri) if cache_resource.exists(): graph = cache_resource.first().get_graph() elif settings.RDF_USE_LOCAL_GRAPH: mode = self.request.REQUEST.get('mode', 'default') acceptance = True if mode == 'acceptance' else False context['acceptance'] = acceptance elif '/resource/aggregation' in target_uri: target_named_graph = "{}/graph".format(target_uri.rstrip('/')) graph, nr_levels = RDFModel.get_context_graph(store=rdfstore.get_rdfstore(), named_graph=target_named_graph) else: graph, nr_levels = RDFModel.get_context_graph( store=rdfstore.get_rdfstore(), target_uri=target_uri ) # todo: remove: should no longer be necessary with the addition of common.middleware.ForceLangMiddleware language = self.request.GET.get('lang', None) if language: activate(language) bindings = GraphBindings( about_uri=target_uri, graph=graph, excluded_properties=settings.RDF_EXCLUDED_PROPERTIES ) context['resources'] = bindings context['absolute_uri'] = RDFRecord.get_external_rdf_url(target_uri, self.request) for rdf_type in bindings.get_about_resource().get_types(): search_label = rdf_type.search_label.lower() content_template = settings.RDF_CONTENT_FOLDOUTS.get(search_label) if content_template: self.template_name = content_template break context['points'] = RDFModel.get_geo_points(graph) return context
def get_redirect_url(self, *args, **kwargs): hub_id = self.kwargs.get('hubId') if not hub_id: if 'hubId' in self.query_string: hub_id = self.query_string.get('hubId') else: raise Http404() if 'doc_type' in self.kwargs: doc_type = self.kwargs.get('doc_type') else: doc_type = "void_edmrecord" record = ElasticSearchRDFRecord() graph = record.get_graph_by_id(self.kwargs.get('slug')) if not graph: raise Http404() routed_uri = lod.utils.lod.get_external_rdf_url(record.source_uri, self.request) logger.debug("Routed uri: {}".format(routed_uri)) rdf_format = self.request.GET.get("format") if rdf_format and rdf_format in lod.RDF_SUPPORTED_EXTENSIONS: routed_uri = "{}.{}".format(routed_uri, rdf_format) return routed_uri
def retrieve(self, request, pk=None, format=None, *args, **kwargs): def get_mode(default=None): params = request.GET return params.get('schema', default) self._clean_callback(request) query = NaveESQuery( index_name=self.get_index_name, doc_types=self.doc_types, default_facets=self.facets, cluster_geo=False, size=1, converter=self.get_converter() ) try: query = query.build_item_query(query, request.query_params, pk) except ValueError as ve: logger.error("Unable to build request because: {}".format(ve)) # todo display error message when bad/unknown hubId is given return HttpResponseBadRequest() mlt = True if request.query_params.get('mlt', 'false') == "true" else False mlt_count = int(request.query_params.get('mlt.count', 5)) mlt_filter_queries = request.query_params.getlist('mlt.qf', []) mlt_fq_dict = {} for fq in mlt_filter_queries: if ":" in fq: k, v = fq.split(":", maxsplit=1) mlt_fq_dict[k] = v record = ElasticSearchRDFRecord(hub_id=pk) record.get_graph_by_id(hub_id=pk) response = NaveItemResponse( query, self, index=self.get_index_name, mlt=mlt, mlt_count=mlt_count, mlt_filter_query=mlt_fq_dict, rdf_record=record ) renderer_format = request.accepted_renderer.format if renderer_format in list(EXTENSION_TO_MIME_TYPE.keys()) and renderer_format not in ['xml', 'json']: graph = record.get_graph() graph_string = graph.serialize(format=renderer_format).decode('utf-8') mime_type = EXTENSION_TO_MIME_TYPE.get(renderer_format) return Response(data=graph_string, content_type=mime_type) target_uri = record.document_uri if settings.RDF_USE_LOCAL_GRAPH: graph = record.get_graph() else: store = rdfstore.get_rdfstore() graph, _ = RDFModel.get_context_graph(store, named_graph=record.named_graph) if not graph: from django.http import HttpResponseNotFound return HttpResponseNotFound() mode = get_mode(self.default_converter) bindings = GraphBindings(about_uri=target_uri, graph=graph) delving_fields = False if request.GET.get("delving_fields") == 'false' else True converter = None if mode in ['api', 'api-flat']: index_doc = bindings.to_index_doc() if mode == 'api' else bindings.to_flat_index_doc() elif mode in REGISTERED_CONVERTERS.keys(): converter = REGISTERED_CONVERTERS.get(mode) index_doc = converter( bindings=bindings, graph=graph, about_uri=bindings.about_uri() ).convert(add_delving_fields=delving_fields) elif self.default_converter in REGISTERED_CONVERTERS.keys(): converter = REGISTERED_CONVERTERS.get(self.default_converter) index_doc = converter( bindings=bindings, graph=graph, about_uri=bindings.about_uri() ).convert(add_delving_fields=delving_fields) else: logger.warn("unable to convert results to schema {}".format(mode)) index_doc = bindings.to_index_doc() layout_fields = OrderedDict() layout_fields['layout'] = converter().get_layout_fields() if converter else [] if response.get_mlt(): mlt = {"item": [NaveESItemSerializer(item).data for item in response.get_mlt()]} else: mlt = "" result = {'result': { 'layout': layout_fields, 'item': {'fields': index_doc}, "relatedItems": mlt}} return Response(result)