Differential D2365 Diff 8351 swh/loader/package/npm.py

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swh/loader/package/npm.py

Show First 20 Lines • Show All 67 Lines • ▼ Show 20 Lines	def get_package_info(self, version: str) -> Generator[
'filename': os.path.basename(url),		'filename': os.path.basename(url),
'raw': meta,		'raw': meta,
}		}
yield release_name(version), p_info		yield release_name(version), p_info

def resolve_revision_from(		def resolve_revision_from(
self, known_artifacts: Dict, artifact_metadata: Dict) \		self, known_artifacts: Dict, artifact_metadata: Dict) \
-> Optional[bytes]:		-> Optional[bytes]:
shasum = artifact_metadata['dist']['shasum']		return artifact_to_revision_id(known_artifacts, artifact_metadata)
for rev_id, known_artifact in known_artifacts.items():
original_artifact = known_artifact['original_artifact'][0]
if shasum == original_artifact['checksums']['sha1']:
return rev_id
return None

def build_revision(		def build_revision(
self, a_metadata: Dict, uncompressed_path: str) -> Dict:		self, a_metadata: Dict, uncompressed_path: str) -> Dict:
i_metadata = extract_intrinsic_metadata(uncompressed_path)		i_metadata = extract_intrinsic_metadata(uncompressed_path)
# from intrinsic metadata		# from intrinsic metadata
author = extract_npm_package_author(i_metadata)		author = extract_npm_package_author(i_metadata)
message = i_metadata['version'].encode('ascii')		message = i_metadata['version'].encode('ascii')

Show All 24 Lines	def build_revision(
'provider': self.provider_url,		'provider': self.provider_url,
'when': self.visit_date.isoformat(),		'when': self.visit_date.isoformat(),
'raw': a_metadata,		'raw': a_metadata,
},		},
},		},
}		}


		def artifact_to_revision_id(
		known_artifacts: Dict, artifact_metadata: Dict) -> Optional[bytes]:
		"""Given metadata artifact, solves the associated revision id.

		The following code allows to deal with 2 metadata formats:

		- old format sample:

		{
		'package_source': {
		'sha1': '05181c12cd8c22035dd31155656826b85745da37',
		}
		}

		- new format sample:

		{
		'original_artifact': [{
		'checksums': {
		'sha256': "6975816f2c5ad4046acc676ba112f2fff945b01522d63948531f11f11e0892ec", # noqa
		...
		},
		}],
		...
		}

		"""
		shasum = artifact_metadata['dist']['shasum']
		for rev_id, known_artifact in known_artifacts.items():
		known_original_artifact = known_artifact.get('original_artifact')
		if not known_original_artifact:
		# previous loader-npm version kept original artifact elsewhere
		known_original_artifact = known_artifact.get('package_source')
		if not known_original_artifact:
		continue
		original_hash = known_original_artifact['sha1']
		else:
		assert isinstance(known_original_artifact, list)
		original_hash = known_original_artifact[0]['checksums']['sha1']
		if shasum == original_hash:
		return rev_id
		return None


def parse_npm_package_author(author_str):		def parse_npm_package_author(author_str):
"""		"""
Parse npm package author string.		Parse npm package author string.

It works with a flexible range of formats, as detailed below::		It works with a flexible range of formats, as detailed below::

name		name
name <email> (url)		name <email> (url)
▲ Show 20 Lines • Show All 172 Lines • Show Last 20 Lines