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324 | class CodeMeta(ProjectMetadataWriter):
"""Codemeta.json parser and saver."""
def __init__(
self,
path: Path,
merge: bool | None = False,
pass_validation: bool | None = False,
):
"""Codemeta.json parser.
See [somesy.core.writer.ProjectMetadataWriter.__init__][].
"""
self.merge = merge
self._default_context = V3_CONTEXT
mappings: FieldKeyMapping = {
"repository": ["codeRepository"],
"homepage": ["softwareHelp"],
"documentation": ["buildInstructions"],
"keywords": ["keywords"],
"authors": ["author"],
"maintainers": ["maintainer"],
"contributors": ["contributor"],
}
super().__init__(
path,
create_if_not_exists=True,
direct_mappings=mappings,
merge=merge,
pass_validation=pass_validation,
)
@property
def authors(self):
"""Return the only author of the codemeta.json file as list."""
return self._get_property(self._get_key("publication_authors")) or []
@authors.setter
def authors(self, authors: list[Person | Entity]) -> None:
"""Set the authors of the project."""
authors_dict = self._people_with_roles(authors)
self._set_property(self._get_key("authors"), authors_dict)
@property
def maintainers(self):
"""Return the maintainers of the codemeta.json file."""
return self._get_property(self._get_key("maintainers"))
@maintainers.setter
def maintainers(self, maintainers: list[Person | Entity]) -> None:
"""Set the maintainers of the project."""
maintainers_dict = [self._from_person(m) for m in maintainers]
self._set_property(self._get_key("maintainers"), maintainers_dict)
@property
def contributors(self):
"""Return the contributors of the codemeta.json file."""
return self._get_property(self._get_key("contributors"))
@contributors.setter
def contributors(self, contributors: list[Person | Entity]) -> None:
"""Set the contributors of the project."""
contributors_dict = self._people_with_roles(contributors)
self._set_property(self._get_key("contributors"), contributors_dict)
def _load(self) -> None:
"""Load codemeta.json file."""
with self.path.open() as f:
self._data = json.load(f, object_pairs_hook=OrderedDict)
def _upgrade_to_v3(self) -> None:
"""Normalize an existing CodeMeta file before v3.1 validation."""
context = self._data.get("@context", [])
context = context if isinstance(context, list) else [context]
context = [item for item in context if item != V2_CONTEXT]
if V3_CONTEXT not in context:
context.insert(0, V3_CONTEXT)
self._data["@context"] = context
for old, new in (
("contIntegration", "continuousIntegration"),
("embargoDate", "embargoEndDate"),
):
if old in self._data and new not in self._data:
self._data[new] = self._data[old]
self._data.pop(old, None)
def _validate(self) -> None:
"""Validate codemeta.json content using pydantic class."""
if self.pass_validation:
return
loaded_data = self._data
if self.merge:
self._data = deepcopy(self._data)
self._upgrade_to_v3()
try:
invalid_fields = validate_codemeta(self._data)
finally:
self._data = loaded_data
if invalid_fields and self.merge:
raise ValueError(
f"Invalid fields in codemeta.json: {invalid_fields}. Cannot merge with invalid fields."
)
def _init_new_file(self) -> None:
"""Create a new codemeta.json file with bare minimum generic data."""
data = self._new_data()
# dump to file
with self.path.open("w+", newline="\n") as f:
json.dump(data, f)
def _new_data(self) -> dict[str, Any]:
"""Return the bare minimum generic CodeMeta data."""
return {
"@context": self._default_context,
"@type": "SoftwareSourceCode",
"author": [],
}
def save(self, path: Path | None = None) -> None:
"""Save the codemeta.json file."""
path = path or self.path
logger.debug(f"Saving codemeta.json to {path}")
# copy the _data
data = self._data.copy()
# set license
if "license" in data:
licenses = data["license"]
licenses = licenses if isinstance(licenses, list) else [licenses]
data["license"] = [
license
if license.startswith("https://spdx.org/licenses/")
else f"https://spdx.org/licenses/{license}"
for license in licenses
]
# if softwareHelp is set, set url to softwareHelp
if "softwareHelp" in data:
data["url"] = data["softwareHelp"]
with path.open("w", newline="\n") as f:
# codemeta.json indentation is 2 spaces
json.dump(data, f)
@staticmethod
def _from_person(person: Person | Entity) -> dict:
"""Convert project metadata person object to codemeta.json dict for person format."""
if isinstance(person, Person):
person_dict = {
"@type": "Person",
}
if person.given_names:
person_dict["givenName"] = person.given_names
if person.family_names:
person_dict["familyName"] = person.family_names
if person.email:
person_dict["email"] = person.email
if person.orcid:
person_dict["@id"] = str(person.orcid)
person_dict["identifier"] = str(person.orcid)
if person.address:
person_dict["address"] = person.address
if person.affiliation:
person_dict["affiliation"] = person.affiliation
return person_dict
else:
entity_dict = {"@type": "Organization", "name": person.name}
if person.address:
entity_dict["address"] = person.address
if person.email:
entity_dict["email"] = person.email
if person.date_start:
entity_dict["startDate"] = person.date_start.isoformat()
if person.date_end:
entity_dict["endDate"] = person.date_end.isoformat()
if person.website:
entity_dict["@id"] = str(person.website)
entity_dict["identifier"] = str(person.website)
if person.rorid:
entity_dict["@id"] = str(person.rorid)
entity_dict["identifier"] = str(person.rorid)
return entity_dict
@staticmethod
def _role_identifier(person: Person | Entity, person_dict: dict) -> str:
"""Return an identifier that can link a CodeMeta role to its person."""
if identifier := person_dict.get("@id"):
return identifier
identity = person.email or person.full_name
return f"urn:uuid:{uuid.uuid5(uuid.NAMESPACE_URL, f'{type(person).__name__}:{identity}')}"
@staticmethod
def _has_contribution_metadata(person: Person | Entity) -> bool:
"""Return whether a person has metadata representable by a CodeMeta role."""
return any(
(
person.contribution,
person.contribution_types,
person.contribution_begin,
person.contribution_end,
)
)
def _people_with_roles(self, people: Sequence[Person | Entity]) -> list[dict]:
"""Serialize people and their granular contribution roles."""
result = []
for person in people:
person_dict = self._from_person(person)
if not self._has_contribution_metadata(person):
result.append(person_dict)
continue
identifier = self._role_identifier(person, person_dict)
person_dict["@id"] = identifier
result.append(person_dict)
role_names: list[str | None] = []
if person.contribution:
role_names.append(person.contribution)
role_names.extend(
contribution_type.value
for contribution_type in person.contribution_types or []
)
if not role_names:
role_names.append(None)
for role_name in role_names:
role = {"@type": "Role", "schema:author": identifier}
if role_name:
role["roleName"] = role_name
if person.contribution_begin:
role["startDate"] = person.contribution_begin.isoformat()
if person.contribution_end:
role["endDate"] = person.contribution_end.isoformat()
result.append(role)
return result
@staticmethod
def _to_person(person_obj) -> Person | Entity:
"""Convert codemeta.json dict or str for person/entity format to project metadata person object."""
if "name" in person_obj:
entity_obj = {"name": person_obj["name"]}
return Entity(**entity_obj)
else:
person_data = {}
if "givenName" in person_obj:
person_data["given_names"] = person_obj["givenName"].strip()
if "familyName" in person_obj:
person_data["family_names"] = person_obj["familyName"].strip()
if "email" in person_obj:
person_data["email"] = person_obj["email"].strip()
if "@id" in person_obj:
person_data["orcid"] = person_obj["@id"].strip()
if "address" in person_obj:
person_data["address"] = person_obj["address"].strip()
return Person(**person_data)
def _sync_person_list(
self, old: list[Any], new: Sequence[Person | Entity]
) -> list[Any]:
"""Override the _sync_person_list function from ProjectMetadataWriter.
This method wont care about existing persons in codemeta.json file.
Args:
old (List[Any]): existing persons in codemeta.json file, in this case ignored in the output. However, it is necessary to make the function compatible with the parent class.
new (List[Person]): new persons to add to codemeta.json file
Returns:
List[Any]: list of new persons to add to codemeta.json file
"""
return list(new)
def sync(self, metadata: ProjectMetadata) -> None:
"""Sync codemeta.json with project metadata.
Use existing sync function from ProjectMetadataWriter but update repository and contributors.
"""
if not self.merge:
self._data = self._new_data()
else:
self._upgrade_to_v3()
self._data["@type"] = "SoftwareSourceCode"
if metadata.authors():
self._data["author"] = []
self._data["maintainer"] = []
self._data["contributor"] = []
super().sync(metadata)
if metadata.doi:
self._data["identifier"] = f"https://doi.org/{metadata.doi}"
if licenses := metadata.license:
self.license = [
f"https://spdx.org/licenses/{license.value}"
for license in (licenses if isinstance(licenses, list) else [licenses])
]
self.contributors = metadata.contributors()
if "softwareHelp" in self._data:
self._data["url"] = self._data["softwareHelp"]
|