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import schema_salad.schema
import schema_salad.ref_resolver
import schema_salad.jsonld_context
import logging
import pkg_resources
import logging
import traceback
from rdflib import Graph, Namespace
from pyshex.evaluate import evaluate
def qc_metadata(metadatafile):
schema_resource = pkg_resources.resource_stream(__name__, "bh20seq-schema.yml")
cache = {"https://raw.githubusercontent.com/arvados/bh20-seq-resource/master/bh20sequploader/bh20seq-schema.yml": schema_resource.read().decode("utf-8")}
(document_loader,
avsc_names,
schema_metadata,
metaschema_loader) = schema_salad.schema.load_schema("https://raw.githubusercontent.com/arvados/bh20-seq-resource/master/bh20sequploader/bh20seq-schema.yml", cache=cache)
shex = pkg_resources.resource_stream(__name__, "bh20seq-shex.rdf").read().decode("utf-8")
if not isinstance(avsc_names, schema_salad.avro.schema.Names):
print(avsc_names)
return False
try:
doc, metadata = schema_salad.schema.load_and_validate(document_loader, avsc_names, metadatafile, True)
g = schema_salad.jsonld_context.makerdf("workflow", doc, document_loader.ctx)
rslt, reason = evaluate(g, shex, doc["id"], "https://raw.githubusercontent.com/arvados/bh20-seq-resource/master/bh20sequploader/bh20seq-shex.rdf#submissionShape")
if not rslt:
print(reason)
return rslt
except Exception as e:
traceback.print_exc()
logging.warn(e)
return False
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