def test_create_ldp_dc_post(self, dc_rdf):
"""
Create an LDP Direct Container via POST.
"""
rsrc_api.create_or_replace('/member')
dc_rsrc = rsrc_api.create(
'/', 'test_dc_post', rdf_data=dc_rdf, rdf_fmt='turtle')
member_rsrc = rsrc_api.get('/member')
with env.app_globals.rdf_store.txn_ctx():
assert nsc['ldp'].Container in dc_rsrc.ldp_types
assert nsc['ldp'].DirectContainer in dc_rsrc.ldp_types
def post_resource(parent_uid):
"""
https://www.w3.org/TR/ldp/#ldpr-HTTP_POST
Add a new resource in a new URI.
"""
out_headers = std_headers
try:
slug = request.headers['Slug']
logger.debug('Slug: {}'.format(slug))
except KeyError:
slug = None
handling, disposition = set_post_put_params()
stream, mimetype = _bistream_from_req()
if LdpFactory.is_rdf_parsable(mimetype):
# If the content is RDF, localize in-repo URIs.
global_rdf = stream.read()
local_rdf = g.tbox.localize_payload(global_rdf)
stream = BytesIO(local_rdf)
is_rdf = True
else:
is_rdf = False
try:
uid = rsrc_api.create(parent_uid,
slug,
stream=stream,
mimetype=mimetype,
handling=handling,
disposition=disposition)
except ResourceNotExistsError as e:
return str(e), 404
except InvalidResourceError as e:
return str(e), 409
except TombstoneError as e:
return _tombstone_response(e, uid)
except ServerManagedTermError as e:
return str(e), 412
uri = g.tbox.uid_to_uri(uid)
hdr = {'Location': uri}
if mimetype and not is_rdf:
hdr['Link'] = '<{0}/fcr:metadata>; rel="describedby"; anchor="<{0}>"'\
.format(uri)
out_headers.update(hdr)
return uri, 201, out_headers
def test_add_dc_member(self, dc_rdf):
"""
Add members to a direct container and verify special properties.
"""
dc_uid = '/test_dc_put02'
_, dc_rsrc = rsrc_api.create_or_replace(
dc_uid, rdf_data=dc_rdf, rdf_fmt='turtle')
child_uid = rsrc_api.create(dc_uid).uid
member_rsrc = rsrc_api.get('/member')
with env.app_globals.rdf_store.txn_ctx():
assert member_rsrc.imr[
member_rsrc.uri: nsc['dcterms'].relation: nsc['fcres'][child_uid]]
def _ingest_py(method, dest, data, ref):
from lakesuperior.api import resource as rsrc_api
kwargs = {}
if isinstance(data, rdflib.Graph):
kwargs['graph'] = data
else:
kwargs['stream'] = data
kwargs['mimetype'] = 'image/png'
if method == 'put':
_, rsrc = rsrc_api.create_or_replace(dest, **kwargs)
else:
rsrc = rsrc_api.create(dest, **kwargs)
return rsrc.uid
def test_create_ldp_dc_defaults3(self):
"""
Create an LDP Direct Container with default values.
"""
dc_rdf = b'''
PREFIX dcterms: <http://purl.org/dc/terms/>
PREFIX ldp: <http://www.w3.org/ns/ldp#>
<> a ldp:DirectContainer .
'''
dc_uid = '/test_dc_defaults3'
_, dc_rsrc = rsrc_api.create_or_replace(
dc_uid, rdf_data=dc_rdf, rdf_fmt='turtle')
child_uid = rsrc_api.create(dc_uid, None).uid
member_rsrc = rsrc_api.get(dc_uid)
with env.app_globals.rdf_store.txn_ctx():
assert member_rsrc.imr[
member_rsrc.uri: nsc['ldp'].member: nsc['fcres'][child_uid]]
def post_resource(parent_uid):
"""
https://www.w3.org/TR/ldp/#ldpr-HTTP_POST
Add a new resource in a new URI.
"""
rsp_headers = std_headers.copy()
slug = request.headers.get('Slug')
try:
kwargs = _create_args_from_req(slug)
rsrc = rsrc_api.create(parent_uid, slug, **kwargs)
except exc.RdfParsingError as e:
return str(e), 400
except exc.IndigestibleError:
return (
f'Unable to parse digest header: {request.headers["digest"]}'), 400
except exc.ResourceNotExistsError as e:
return str(e), 404
except (exc.InvalidResourceError, exc.ChecksumValidationError) as e:
return str(e), 409
except exc.TombstoneError as e:
return _tombstone_response(e, uid)
except exc.ServerManagedTermError as e:
rsp_headers['Link'] = (f'<{uri}>; rel="{nsc["ldp"].constrainedBy}"; '
f'{g.webroot}/info/ldp_constraints"')
return str(e), 412
uri = g.tbox.uid_to_uri(rsrc.uid)
with store.txn_ctx():
rsp_headers.update(_headers_from_metadata(rsrc))
rsp_headers['Location'] = uri
if kwargs.get('mimetype') and kwargs.get('rdf_fmt') is None:
rsp_headers['Link'] = (
f'<{uri}/fcr:metadata>; rel="describedby"; anchor="{uri}"')
return uri, 201, rsp_headers
def test_create_ldp_dc_defaults2(self):
"""
Create an LDP Direct Container with default values.
"""
dc_rdf = b'''
PREFIX dcterms: <http://purl.org/dc/terms/>
PREFIX ldp: <http://www.w3.org/ns/ldp#>
<> a ldp:DirectContainer ;
ldp:hasMemberRelation dcterms:relation .
'''
dc_uid = '/test_dc_defaults2'
_, dc_rsrc = rsrc_api.create_or_replace(
dc_uid, rdf_data=dc_rdf, rdf_fmt='turtle')
child_uid = rsrc_api.create(dc_uid).uid
member_rsrc = rsrc_api.get(dc_uid)
with env.app_globals.rdf_store.txn_ctx():
#import pdb; pdb.set_trace()
assert member_rsrc.imr[
member_rsrc.uri: nsc['dcterms'].relation:
nsc['fcres'][child_uid]]