def attribute_schema(name, meta):
""" Validate the representation of a schema attribute. """
schema = mapping(name,
validator=chained(
name_wrap(nonempty_string, name),
name_wrap(reserved_name(INVALID_NAMES), name),
name_wrap(database_name, name)))
schema.add(key('label', validator=nonempty_string))
schema.add(key('missing', missing=None))
schema.add(
key('type',
validator=chained(nonempty_string, in_(ATTRIBUTE_TYPES_DB))))
return schema
def attribute_schema(name, meta):
""" Validate the representation of a schema attribute. """
schema = mapping(name, validator=chained(
name_wrap(nonempty_string, name),
name_wrap(reserved_name(INVALID_NAMES), name),
name_wrap(database_name, name)
))
schema.add(key('label', validator=nonempty_string))
schema.add(key('missing', missing=None))
schema.add(key('type', validator=chained(
nonempty_string,
in_(ATTRIBUTE_TYPES_DB)
)))
return schema
def validate_schema(data):
""" Validate a schema. This does not actually apply the
schema to user data but checks for the integrity of its
specification. """
schema = mapping('schema')
schema.add(
key('name',
validator=chained(
nonempty_string,
reserved_name(INVALID_NAMES),
database_name,
)))
schema.add(key('label', validator=chained(nonempty_string, )))
attributes = mapping('attributes')
for attribute, meta in data.get('attributes', {}).items():
attributes.add(attribute_schema(attribute, meta))
schema.add(attributes)
return schema.deserialize(data)
def validate_schema(data):
""" Validate a schema. This does not actually apply the
schema to user data but checks for the integrity of its
specification. """
schema = mapping('schema')
schema.add(key('name', validator=chained(
nonempty_string,
reserved_name(INVALID_NAMES),
database_name,
)))
schema.add(key('label', validator=chained(
nonempty_string,
)))
attributes = mapping('attributes')
for attribute, meta in data.get('attributes', {}).items():
attributes.add(attribute_schema(attribute, meta))
schema.add(attributes)
return schema.deserialize(data)