def test_relativize():
for targetUri, againstUri, relativeUri, subPathUri in relativize_test_cases:
res = iri.relativize(targetUri, againstUri)
assert relativeUri == res, 'target=%r against=%r (subPathOnly=False)' % \
(targetUri, againstUri)
if res is not None:
res = iri.absolutize(res, againstUri)
assert res == targetUri, 'target=%r against=%r (subPathOnly=False, Absolutize)' % \
(targetUri, againstUri)
res = iri.relativize(targetUri, againstUri, True)
assert subPathUri == res, 'target=%r against=%r (subPathOnly=True)' % \
(targetUri, againstUri)
if res is not None:
res = iri.absolutize(res, againstUri)
assert res == targetUri, 'target=%r against=%r (subPathOnly=True, Absolutize)' % \
(targetUri, againstUri)
def test_relativize():
for targetUri, againstUri, relativeUri, subPathUri in relativize_test_cases:
res = iri.relativize(targetUri, againstUri)
assert relativeUri == res, 'target=%r against=%r (subPathOnly=False)' % \
(targetUri, againstUri)
if res is not None:
res = iri.absolutize(res, againstUri)
assert res == targetUri, 'target=%r against=%r (subPathOnly=False, Absolutize)' % \
(targetUri, againstUri)
res = iri.relativize(targetUri, againstUri, True)
assert subPathUri == res, 'target=%r against=%r (subPathOnly=True)' % \
(targetUri, againstUri)
if res is not None:
res = iri.absolutize(res, againstUri)
assert res == targetUri, 'target=%r against=%r (subPathOnly=True, Absolutize)' % \
(targetUri, againstUri)
def abbreviate(rel, bases):
for base in bases:
abbr = iri.relativize(rel, base, subPathOnly=True)
if abbr:
if base is VERSA_BASEIRI:
abbr = '@' + abbr
return abbr
return rel
def abbreviate(rel, bases):
for base in bases:
abbr = iri.relativize(rel, base, subPathOnly=True)
if abbr:
if base is VERSA_BASEIRI:
abbr = '@' + abbr
return abbr
return I(rel)
def bind(models, context=None, ignore_oftypes=None, logger=logging):
if not isinstance(models, list): models = [models]
vocab = context.get('@vocab')
non_top_ids = set()
obj_pool = {} #Mapping from resource id to object and list of referring ids
used_objects = set() #Track multiple instance of docs to prevent data structure recursion
#typed_origins = set()
for m in models:
#Everything with a type
for origin in all_origins(m):
typ = next(lookup(m, origin, RDF_TYPE), None)
#if p == VERSA_TYPE: p = RDF_TYPE
obj, referents = obj_pool.setdefault(origin, ({}, []))
if vocab and typ:
typ_rel = iri.relativize(typ, vocab)
if typ_rel: typ = typ_rel
if typ: obj['@type'] = typ
if not origin.startswith('__VERSABLANKNODE__'): obj['@id'] = origin
for o, r, t, a in m.match(origin):
if r == RDF_TYPE: continue
if isinstance(t, I) and o != t:
if vocab:
t_rel = iri.relativize(t, vocab)
if t_rel: t = t_rel
valobj, referents = obj_pool.setdefault(t, ({}, []))
if t in used_objects:
val = t
else:
val = valobj
if not t.startswith('__VERSABLANKNODE__') and '@id' not in val: val['@id'] = t
used_objects.add(t)
non_top_ids.add(t) #If something has an object as a value it does not appear at the top
referents.append(o)
else:
val = t
if vocab:
r_rel = iri.relativize(r, vocab)
if r_rel: r = r_rel
if r in obj and isinstance(obj[r], list):
obj[r].append(val)
elif r in obj:
obj[r] = [obj[r], val]
else:
obj[r] = val
#Eliminate objects of types to be ignored
to_remove = []
for (oid, (obj, referents)) in obj_pool.items():
typ = obj.get('@type')
if vocab and typ: typ = iri.absolutize(typ, vocab)
if typ in ignore_oftypes:
to_remove.append(oid)
for ref in referents:
refobj, _ = obj_pool[ref]
for k in list(refobj.keys()):
v = refobj[k]
if isinstance(v, list) and obj in v:
v.remove(obj)
if len(v) == 1:
refobj[k] = v[0]
elif v == obj:
del refobj[k]
for k in to_remove:
del obj_pool[k]
#Handle @id only
for (oid, (obj, referents)) in obj_pool.items():
for k, v in obj.items():
if len(v) == 1 and '@id' in v:
obj[k] = v['@id']
top_objs = [ obj for (k, (obj, refs)) in obj_pool.items() if k not in non_top_ids ]
#Eliminate stranded top-level objects with no more than type
to_remove = []
#for ix, obj in enumerate(top_objs):
for obj in top_objs:
if len(obj) == 1 and '@type' in obj:
to_remove.append(obj)
for obj in to_remove:
top_objs.remove(obj)
#import pprint;pprint.pprint(top_objs)
if context and context.get('@output', True):
top = {'@context': context, '@graph': top_objs}
else:
return top_objs
