def get_response(project_uri, query_string, include_n3=True):
d = {
'results': list(),
}
project_graph = projects.get_project_graph(project_uri)
graph = Graph()
query_set = SearchQuerySet().models(Text).filter(
content=AutoQuery(query_string), project__exact=project_uri
)
highlighter = Highlighter(query_string, html_tag='span', css_class=CSS_RESULT_MATCH_CLASS)
title_highlighter = TitleHighlighter(query_string, html_tag='span', css_class=CSS_RESULT_MATCH_CLASS)
d['spelling_suggestion'] = query_set.spelling_suggestion()
for result in query_set:
text_uri = URIRef(result.get_stored_fields()['identifier'])
if annotations.has_annotation_link(project_graph, text_uri) or projects.is_top_level_project_resource(project_uri, text_uri):
d['results'].append(search_result_to_dict(result, project_uri, highlighter, title_highlighter))
if include_n3:
graph += utils.metadata_triples(project_graph, text_uri)
if include_n3:
d['n3'] = graph.serialize(format='n3')
return d
def post(self, request, project_uri):
project_uri = URIRef(project_uri)
project_graph = get_project_graph(project_uri)
project_metadata_graph = get_project_metadata_graph(project_uri)
canvas_graph = Graph()
image_file = request.FILES['image_file']
title = request.POST.get('title', '')
uri = uris.uuid()
if hasattr(settings, 'MAX_IMAGE_UPLOAD_FILE_SIZE') and image_file.size > settings.MAX_IMAGE_UPLOAD_FILE_SIZE:
return HttpResponse(status=406)
if not image_file.content_type.startswith('image/'):
return HttpResponse(status=406)
uploaded = UploadedImage.objects.create(imagefile=image_file, owner=request.user)
create_canvas_from_upload(canvas_graph, uploaded, uri, request.user, title)
# Make the canvas a top level project resource
canvas_graph.add((project_uri, NS.ore.aggregates, uri))
project_graph += canvas_graph
project_metadata_graph += canvas_graph
canvas_graph += metadata_triples(project_metadata_graph, project_uri)
canvas_graph += project_metadata_graph.triples((project_uri, NS.ore.aggregates, None))
return NegotiatedGraphResponse(request, canvas_graph)
def post(self, request, project_uri):
project_uri = URIRef(project_uri)
project_graph = get_project_graph(project_uri)
project_metadata_graph = get_project_metadata_graph(project_uri)
canvas_graph = Graph()
image_file = request.FILES['image_file']
title = request.POST.get('title', '')
uri = uris.uuid()
if hasattr(settings, 'MAX_IMAGE_UPLOAD_FILE_SIZE'
) and image_file.size > settings.MAX_IMAGE_UPLOAD_FILE_SIZE:
return HttpResponse(status=406)
if not image_file.content_type.startswith('image/'):
return HttpResponse(status=406)
uploaded = UploadedImage.objects.create(imagefile=image_file,
owner=request.user)
create_canvas_from_upload(canvas_graph, uploaded, uri, request.user,
title)
# Make the canvas a top level project resource
canvas_graph.add((project_uri, NS.ore.aggregates, uri))
project_graph += canvas_graph
project_metadata_graph += canvas_graph
canvas_graph += metadata_triples(project_metadata_graph, project_uri)
canvas_graph += project_metadata_graph.triples(
(project_uri, NS.ore.aggregates, None))
return NegotiatedGraphResponse(request, canvas_graph)
def get(self, request, project_uri, canvas_uri, transcription_uri):
project_uri = URIRef(project_uri)
canvas_uri = URIRef(canvas_uri)
if transcription_uri:
transcription_uri = URIRef(transcription_uri)
project_graph = get_project_graph(project_uri)
return NegotiatedGraphResponse(request, resource_annotation_subgraph(project_graph, transcription_uri))
def manuscript_graph(self, manuscript_uri, project_uri):
project_graph = get_project_graph(project_uri)
subgraph = manuscripts.manuscript_subgraph(project_graph, manuscript_uri)
for canvas in subgraph.subjects(NS.rdf.type, NS.sc.Canvas):
if (canvas, NS.ore.isDescribedBy, None) not in subgraph:
canvas_url = uris.url('semantic_store_project_canvases', project_uri=project_uri, canvas_uri=canvas)
subgraph.add((canvas, NS.ore.isDescribedBy, canvas_url))
return subgraph
def get(self, request, project_uri, canvas_uri, transcription_uri):
project_uri = URIRef(project_uri)
canvas_uri = URIRef(canvas_uri)
if transcription_uri:
transcription_uri = URIRef(transcription_uri)
project_graph = get_project_graph(project_uri)
return NegotiatedGraphResponse(
request,
resource_annotation_subgraph(project_graph, transcription_uri))
def manuscript_graph(self, manuscript_uri, project_uri):
project_graph = get_project_graph(project_uri)
subgraph = manuscripts.manuscript_subgraph(project_graph,
manuscript_uri)
for canvas in subgraph.subjects(NS.rdf.type, NS.sc.Canvas):
if (canvas, NS.ore.isDescribedBy, None) not in subgraph:
canvas_url = uris.url('semantic_store_project_canvases',
project_uri=project_uri,
canvas_uri=canvas)
subgraph.add((canvas, NS.ore.isDescribedBy, canvas_url))
return subgraph
def get(self, request, project_uri, manuscript_uri=None):
project_uri = URIRef(project_uri)
project_graph = get_project_graph(project_uri)
if manuscript_uri:
manuscript_uri = URIRef(manuscript_uri)
return NegotiatedGraphResponse(request, self.manuscript_graph(manuscript_uri, project_uri))
else:
graph = Graph()
for manuscript in project_graph.subjects(NS.rdf.type, NS.sc.Manifest):
graph += self.manuscript_graph(manuscript, project_uri)
return NegotiatedGraphResponse(request, graph)
def forwards(self, orm):
"Write your forwards methods here."
# Note: Don't use "from appname.models import ModelName".
# Use orm.ModelName to refer to models in this application,
# and orm['appname.ModelName'] for models in other applications.
from semantic_store.projects import get_project_graph
from semantic_store.namespaces import NS
for permission in orm.ProjectPermission.objects.filter(permission='r'):
project_uri = permission.identifier
project_graph = get_project_graph(project_uri)
for text_uri in project_graph.subjects(NS.rdf.type,
NS.dcmitype.Text):
for text in orm.Text.objects.filter(identifier=text_uri):
text.project = project_uri
text.save()
def get(self, request, project_uri, manuscript_uri=None):
project_uri = URIRef(project_uri)
project_graph = get_project_graph(project_uri)
if manuscript_uri:
manuscript_uri = URIRef(manuscript_uri)
return NegotiatedGraphResponse(
request, self.manuscript_graph(manuscript_uri, project_uri))
else:
graph = Graph()
for manuscript in project_graph.subjects(NS.rdf.type,
NS.sc.Manifest):
graph += self.manuscript_graph(manuscript, project_uri)
return NegotiatedGraphResponse(request, graph)
def get(self, request, project_uri, extension):
format = 'turtle' if extension.lower() == 'ttl' else extension
if format not in RDFLIB_SERIALIZER_FORMATS:
return HttpResponseBadRequest()
project_uri = URIRef(project_uri)
db_project_graph = get_project_graph(project_uri)
def serialization_iterator(project_uri, format):
yield ''
export_graph = project_export_graph(project_uri)
bind_namespaces(export_graph)
yield export_graph.serialize(format=format)
project_title = get_title(db_project_graph, project_uri) or u'untitled project'
response = StreamingHttpResponse(serialization_iterator(project_uri, format), mimetype='text/%s' % extension)
response['Content-Disposition'] = 'attachment; filename=%s.%s' % (slugify(project_title), extension)
return response
def get_response(project_uri, query_string, include_n3=True):
d = {
'results': list(),
}
project_graph = projects.get_project_graph(project_uri)
graph = Graph()
query_set = SearchQuerySet().models(Text).filter(
content=AutoQuery(query_string), project__exact=project_uri)
highlighter = Highlighter(query_string,
html_tag='span',
css_class=CSS_RESULT_MATCH_CLASS)
title_highlighter = TitleHighlighter(query_string,
html_tag='span',
css_class=CSS_RESULT_MATCH_CLASS)
d['spelling_suggestion'] = query_set.spelling_suggestion()
for result in query_set:
text_uri = URIRef(result.get_stored_fields()['identifier'])
if annotations.has_annotation_link(
project_graph,
text_uri) or projects.is_top_level_project_resource(
project_uri, text_uri):
d['results'].append(
search_result_to_dict(result, project_uri, highlighter,
title_highlighter))
if include_n3:
graph += utils.metadata_triples(project_graph, text_uri)
if include_n3:
d['n3'] = graph.serialize(format='n3')
return d
def get(self, request, project_uri, extension):
format = 'turtle' if extension.lower() == 'ttl' else extension
if format not in RDFLIB_SERIALIZER_FORMATS:
return HttpResponseBadRequest()
project_uri = URIRef(project_uri)
db_project_graph = get_project_graph(project_uri)
def serialization_iterator(project_uri, format):
yield ''
export_graph = project_export_graph(project_uri)
bind_namespaces(export_graph)
yield export_graph.serialize(format=format)
project_title = get_title(db_project_graph,
project_uri) or u'untitled project'
response = StreamingHttpResponse(serialization_iterator(
project_uri, format),
mimetype='text/%s' % extension)
response['Content-Disposition'] = 'attachment; filename=%s.%s' % (
slugify(project_title), extension)
return response