class Marc21Record(Record):
"""Define API for Marc21 create and manipulate."""
model_cls = RecordMetadata
versions_model_cls = VersionsState
parent_record_cls = Marc21Parent
index = IndexField("marc21records-marc21-marc21-v1.0.0",
search_alias="marc21records-marc21")
parent = ParentField(Marc21Parent,
create=True,
soft_delete=False,
hard_delete=True)
pid = PIDField(
key="id",
provider=MarcRecordProvider,
context_cls=MarcPIDFieldContext,
resolver_cls=MarcResolver,
delete=False,
)
files = FilesField(
store=False,
file_cls=RecordFile,
create=False,
delete=False,
)
bucket_id = ModelField(dump=False)
bucket = ModelField(dump=False)
class Marc21Draft(Draft):
"""Marc21 draft API."""
model_cls = DraftMetadata
versions_model_cls = VersionsState
parent_record_cls = Marc21Parent
index = IndexField("marc21records-drafts-marc21-v1.0.0",
search_alias="marc21records-marc21")
parent = ParentField(Marc21Parent,
create=True,
soft_delete=False,
hard_delete=True)
pid = PIDField(
key="id",
provider=MarcDraftProvider,
context_cls=MarcPIDFieldContext,
resolver_cls=MarcResolver,
delete=False,
)
files = FilesField(
store=False,
file_cls=DraftFile,
delete=False,
)
bucket_id = ModelField(dump=False)
bucket = ModelField(dump=False)
class Draft(DraftBase):
"""Example record API."""
# Configuration
model_cls = DraftMetadata
versions_model_cls = ParentState
parent_record_cls = ParentRecord
# System fields
schema = ConstantField(
'$schema', 'http://localhost/schemas/records/record-v1.0.0.json')
index = IndexField('draftsresources-drafts-draft-v1.0.0',
search_alias='draftsresources-drafts')
files = FilesField(
store=False,
file_cls=FileDraft,
# Don't delete, we'll manage in the service
delete=False,
)
bucket_id = ModelField(dump=False)
bucket = ModelField(dump=False)
class CommonFieldsMixin:
"""Common system fields between records and drafts."""
versions_model_cls = models.RDMVersionsState
parent_record_cls = RDMParent
schema = ConstantField(
'$schema', 'local://records/record-v2.0.0.json')
dumper = ElasticsearchDumper(
extensions=[
EDTFDumperExt('metadata.publication_date'),
EDTFListDumperExt("metadata.dates", "date"),
RelationDumperExt('relations'),
]
)
relations = RelationsField(
languages=PIDListRelation(
'metadata.languages',
attrs=['id', 'title'],
pid_field=Vocabulary.pid.with_type_ctx('languages')
),
)
bucket_id = ModelField(dump=False)
bucket = ModelField(dump=False)
access = RecordAccessField()
is_published = PIDStatusCheckField(status=PIDStatus.REGISTERED, dump=True)
pids = DictField("pids")
class BibliographicRecord(Record):
"""Bibliographic Record API."""
model_cls = models.RecordMetadata
index = IndexField('rdmrecords-records-record-v1.0.0',
search_alias='rdmrecords-records')
dumper = ElasticsearchDumper(extensions=[
EDTFDumperExt('metadata.publication_date'),
RelationDumperExt('relations'),
])
relations = RelationsField(languages=PIDListRelation(
'metadata.languages', attrs=['metadata'], pid_field=Language.pid), )
files = FilesField(
store=False,
file_cls=RecordFile,
# Don't create
create=False,
# Don't delete, we'll manage in the service
delete=False,
)
bucket_id = ModelField(dump=False)
bucket = ModelField(dump=False)
class Marc21Draft(Draft):
"""Marc21 draft API."""
model_cls = DraftMetadata
index = IndexField("marc21records-drafts-marc21-v1.0.0",
search_alias="marc21records-marc21")
pid = PIDField(
key="id",
provider=MarcDraftProvider,
context_cls=MarcPIDFieldContext,
resolver_cls=MarcResolver,
delete=False,
)
conceptpid = PIDField(
key="conceptid",
provider=MarcDraftProvider,
context_cls=MarcPIDFieldContext,
resolver_cls=MarcResolver,
delete=False,
)
files = FilesField(
store=False,
file_cls=DraftFile,
delete=False,
)
bucket_id = ModelField(dump=False)
bucket = ModelField(dump=False)
class CommonFieldsMixin:
"""Common system fields between records and drafts."""
versions_model_cls = models.RDMVersionsState
parent_record_cls = RDMParent
schema = ConstantField(
'$schema', 'http://localhost/schemas/records/record-v2.0.0.json')
dumper = ElasticsearchDumper(
extensions=[
EDTFDumperExt('metadata.publication_date'),
EDTFListDumperExt("metadata.dates", "date"),
RelationDumperExt('relations'),
]
)
relations = RelationsField(
languages=PIDListRelation(
'metadata.languages',
attrs=['id', 'title'],
pid_field=Vocabulary.pid.with_type_ctx('languages')
),
)
bucket_id = ModelField(dump=False)
bucket = ModelField(dump=False)
access = RecordAccessField()
# We redefine the property as we extend the `PIDStatusCheckField` to dump
# the property in ES in order to be available for aggregation
is_published = IsPublishedField(status=PIDStatus.REGISTERED)
class LOMDraft(Draft):
"""For representing entries from the 'lom_drafts_metadata'-SQL-table."""
model_cls = models.LOMDraftMetadata
parent_record_cls = LOMParent
versions_model_cls = models.LOMVersionsState
pid = PIDField(
key="id",
provider=LOMDraftRecordIdProvider,
resolver_cls=LOMResolver,
context_cls=LOMPIDFieldContext,
# flag for deleting pid from database on post-record-deletion,
# delete pid via LOMRecordService instead
delete=False,
)
files = FilesField(
file_cls=LOMFileDraft,
delete=False,
store=False,
)
access = RecordAccessField()
bucket_id = ModelField(dump=False)
bucket = ModelField(dump=False)
index = IndexField("lomrecords-drafts-draft-v1.0.0",
search_alias="lomrecords")
is_published = PIDStatusCheckField(status=PIDStatus.REGISTERED, dump=True)
resource_type = DictField()
class Marc21Record(Record):
"""Define API for Marc21 create and manipulate."""
model_cls = RecordMetadata
index = IndexField("marc21records-marc21-marc21-v1.0.0",
search_alias="marc21records-marc21")
pid = PIDField(
key="id",
provider=MarcRecordProvider,
delete=False,
context_cls=MarcPIDFieldContext,
resolver_cls=MarcResolver,
)
conceptpid = PIDField(
key="conceptid",
provider=MarcRecordProvider,
delete=False,
context_cls=MarcPIDFieldContext,
resolver_cls=MarcResolver,
)
files = FilesField(
store=False,
file_cls=RecordFile,
create=False,
delete=False,
)
bucket_id = ModelField(dump=False)
bucket = ModelField(dump=False)
class Vocabulary(RecordBase):
"""Example record API."""
# Configuration
model_cls = VocabularyMetadata
dumper = ElasticsearchDumper(
extensions=[VocabularyTypeElasticsearchDumperExt()]
)
# System fields
schema = ConstantField(
"$schema",
"https://localhost/schemas/vocabularies/vocabulary-v1.0.0.json",
)
index = IndexField(
"vocabularies-vocabulary-v1.0.0", search_alias="vocabularies"
)
# TODO: This should be changed to use something else than the recidv2
pid = PIDField("id", provider=RecordIdProviderV2)
vocabulary_type_id = ModelField()
vocabulary_type = VocabularyTypeField(dump=False)
class Draft(Record):
"""Draft base API for metadata creation and manipulation."""
# WHY: We want to force the model_cls to be specified by the user
# No default one is given, only the base.
model_cls = None
pid = PIDField('id', provider=RecordIdProviderV2, delete=False)
conceptpid = PIDField('conceptid',
provider=RecordIdProviderV2,
delete=False)
expires_at = ModelField()
fork_version_id = ModelField()
class Community(Record):
"""Community API."""
pid = PIDField('id', provider=CommunitiesIdProvider, create=False)
schema = ConstantField('$schema',
'local://communities/communities-v1.0.0.json')
model_cls = models.CommunityMetadata
index = IndexField("communities-communities-v1.0.0",
search_alias="communities")
access = CommunityAccessField()
bucket_id = ModelField(dump=False)
bucket = ModelField(dump=False)
files = FilesField(
store=False,
file_cls=CommunityFile,
# Don't delete, we'll manage in the service
delete=False,
)
class Record(RecordBase):
"""Example record API."""
# Configuration
model_cls = RecordMetadata
# Model fields
expires_at = ModelField()
# System fields
schema = ConstantField(
'$schema', 'http://localhost/schemas/records/record-v1.0.0.json')
index = IndexField('records-record-v1.0.0', search_alias='records')
pid = PIDField('id', provider=RecordIdProviderV2)
conceptpid = PIDField('conceptid', provider=RecordIdProviderV2)
is_published = PIDStatusCheckField(status=PIDStatus.REGISTERED)
class CommonFieldsMixin:
"""Common system fields between records and drafts."""
versions_model_cls = models.RDMVersionsState
parent_record_cls = RDMParent
schema = ConstantField(
'$schema', 'local://records/record-v5.0.0.json')
dumper = ElasticsearchDumper(
extensions=[
EDTFDumperExt('metadata.publication_date'),
EDTFListDumperExt("metadata.dates", "date"),
RelationDumperExt('relations'),
]
)
relations = RelationsField(
creator_affiliations=PIDNestedListRelation(
'metadata.creators',
relation_field='affiliations',
keys=['name'],
pid_field=Affiliation.pid,
cache_key='affiliations',
),
contributor_affiliations=PIDNestedListRelation(
'metadata.contributors',
relation_field='affiliations',
keys=['name'],
pid_field=Affiliation.pid,
cache_key='affiliations',
),
languages=PIDListRelation(
'metadata.languages',
keys=['title'],
pid_field=Vocabulary.pid.with_type_ctx('languages'),
cache_key='languages',
),
resource_type=PIDRelation(
'metadata.resource_type',
keys=['title', 'props.type', 'props.subtype'],
pid_field=Vocabulary.pid.with_type_ctx('resourcetypes'),
cache_key='resource_type',
value_check=dict(tags=['depositable']),
),
subjects=PIDListRelation(
'metadata.subjects',
keys=['subject', 'scheme'],
pid_field=Subject.pid,
cache_key='subjects',
),
licenses=PIDListRelation(
'metadata.rights',
keys=['title', 'description',
'icon', 'props.url', 'props.scheme'],
pid_field=Vocabulary.pid.with_type_ctx('licenses'),
cache_key='licenses',
),
related_identifiers=PIDListRelation(
'metadata.related_identifiers',
keys=['title'],
pid_field=Vocabulary.pid.with_type_ctx('resourcetypes'),
cache_key='resource_type',
relation_field='resource_type',
value_check=dict(tags=['linkable']),
),
title_types=PIDListRelation(
'metadata.additional_titles',
keys=['title'],
pid_field=Vocabulary.pid.with_type_ctx('titletypes'),
cache_key='title_type',
relation_field='type',
),
title_languages=PIDListRelation(
'metadata.additional_titles',
keys=['title'],
pid_field=Vocabulary.pid.with_type_ctx('languages'),
cache_key='languages',
relation_field='lang',
),
creators_role=PIDListRelation(
'metadata.creators',
keys=['title'],
pid_field=Vocabulary.pid.with_type_ctx('creatorsroles'),
cache_key='role',
relation_field='role'
),
contributors_role=PIDListRelation(
'metadata.contributors',
keys=['title'],
pid_field=Vocabulary.pid.with_type_ctx('contributorsroles'),
cache_key='role',
relation_field='role'
),
description_type=PIDListRelation(
'metadata.additional_descriptions',
keys=['title'],
pid_field=Vocabulary.pid.with_type_ctx('descriptiontypes'),
cache_key='description_type',
relation_field='type',
),
description_languages=PIDListRelation(
'metadata.additional_descriptions',
keys=['title'],
pid_field=Vocabulary.pid.with_type_ctx('languages'),
cache_key='languages',
relation_field='lang',
),
date_types=PIDListRelation(
'metadata.dates',
keys=['title'],
pid_field=Vocabulary.pid.with_type_ctx('datetypes'),
cache_key='date_types',
relation_field='type',
),
relation_types=PIDListRelation(
'metadata.related_identifiers',
keys=['title'],
pid_field=Vocabulary.pid.with_type_ctx('relationtypes'),
cache_key='relation_types',
relation_field='relation_type',
),
)
bucket_id = ModelField(dump=False)
bucket = ModelField(dump=False)
access = RecordAccessField()
is_published = PIDStatusCheckField(status=PIDStatus.REGISTERED, dump=True)
pids = DictField("pids")
class Draft(Record):
"""Draft base API for metadata creation and manipulation."""
#: Class attribute to make it easy to check if record is a draft or not.
is_draft = True
#
# Configuration to be set by a subclass
#
#: The record's SQLAlchemy model class. Must be set by the subclass.
model_cls = None
#: The parent state's SQLAlchemy model class. Must be set by the subclass.
versions_model_cls = None
#: The parent record's API class. Must be set by the subclass.
parent_record_cls = None
#
# System fields
#
#: The internal persistent identifier. Records and drafts share UUID.
pid = PIDField('id', provider=DraftRecordIdProviderV2, delete=False)
#: The parent record - the draft is responsible for creating the parent.
parent = ParentField(ParentRecord,
create=True,
soft_delete=False,
hard_delete=True)
#: Version relationship
versions = VersionsField(create=True, set_next=True)
#: The expiry date of the draft.
expires_at = ModelField()
#: Revision id of record from which this draft was created.
fork_version_id = ModelField()
@classmethod
def new_version(cls, record):
"""Create a draft for a new version of a record.
The caller is responsible for:
1) checking if a draft for a new version already exists
2) moving the record data into the draft data.
"""
return cls.create(
{},
# We create a new id, because this is for a new version.
id=uuid.uuid4(),
# Links the draft with the same parent (i.e. a new version).
parent=record.parent,
versions=record.versions,
# New drafts without a record (i.e. unpublished drafts) must set
# the fork version id to None.
fork_version_id=None,
)
@classmethod
def edit(cls, record):
"""Create a draft for editing an existing version of a record."""
try:
# We soft-delete a draft once it has been published, in order to
# keep the version_id counter around for optimistic concurrency
# control (both for ES indexing and for REST API clients)
draft = cls.get_record(record.id, with_deleted=True)
if draft.is_deleted:
draft.undelete()
# Below line is needed to dump PID back into the draft.
draft.pid = record.pid
# Ensure record is link with the parent
draft.parent = record.parent
draft.versions = record.versions
# Ensure we record the revision id we forked from
draft.fork_version_id = record.revision_id
# Note, other values like bucket_id values was kept in the
# soft-deleted record, so we are not setting them again here.
except NoResultFound:
# If a draft was ever force deleted, then we will create the draft.
# This is a very exceptional case as normally, when we edit a
# record then the soft-deleted draft exists and we are in above
# case.
draft = cls.create(
{},
# A draft to edit a record must share the id and uuid.
id_=record.id,
pid=record.pid,
# Link it with the same parent record
parent=record.parent,
versions=record.versions,
# Record which record version we forked from.
fork_version_id=record.revision_id,
)
return draft
class Record(RecordBase):
files = FilesField(store=True, file_cls=FileRecord)
bucket_id = ModelField()
bucket = ModelField(dump=False)
class RecordWithFiles(Record):
"""Example record with file API."""
files = FilesField(store=False, file_cls=FileRecord)
bucket_id = ModelField()
bucket = ModelField(dump=False)
class Record(BaseMarc21Record):
"""Test record class."""
files = FilesField(store=True, file_cls=RecordFile)
bucket_id = ModelField()
bucket = ModelField(dump=False)
class Record(RecordBase):
"""Mock record class."""
model_cls = RecordMetadataWithPID
pid = ModelPIDField()
pid_status = ModelField()
class Record1(Record, SystemFieldsMixin):
model_cls = Record1Metadata
dumper = ElasticsearchDumper()
# Don't do this at home (two system fields on the same model field):
expires_at = ModelField()
expires = ModelField('expires_at', dump=False)
