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swh/model/identifiers.py
| Show First 20 Lines • Show All 753 Lines • ▼ Show 20 Lines | def raw_extrinsic_metadata_identifier(metadata: Dict[str, Any]) -> str: | ||||
| $StrWithoutSpaces and $Version are ASCII strings, and may not contain spaces. | $StrWithoutSpaces and $Version are ASCII strings, and may not contain spaces. | ||||
| $Str is an UTF-8 string. | $Str is an UTF-8 string. | ||||
| $CoreSwhid are core SWHIDs, as defined in :ref:`persistent-identifiers`. | $CoreSwhid are core SWHIDs, as defined in :ref:`persistent-identifiers`. | ||||
| $ExtendedSwhid is a core SWHID, with extra types allowed ('ori' for | $ExtendedSwhid is a core SWHID, with extra types allowed ('ori' for | ||||
| origins and 'emd' for raw extrinsic metadata) | origins and 'emd' for raw extrinsic metadata) | ||||
| $Timestamp is a decimal representation of the integer number of seconds since | |||||
| the UNIX epoch (1970-01-01 00:00:00 UTC), with no leading '0' | |||||
| (unless the timestamp value is zero) and no timezone. | |||||
| It may be negative by prefixing it with a '-', which must not be followed | |||||
| by a '0'. | |||||
| Newlines in $Bytes, $Str, and $Iri are escaped as with other git fields, | Newlines in $Bytes, $Str, and $Iri are escaped as with other git fields, | ||||
| ie. by adding a space after them. | ie. by adding a space after them. | ||||
| Returns: | Returns: | ||||
| str: the intrinsic identifier for `metadata` | str: the intrinsic identifier for `metadata` | ||||
| """ | """ | ||||
| timestamp = metadata["discovery_date"].timestamp() | |||||
| headers = [ | headers = [ | ||||
| (b"target", str(metadata["target"]).encode()), | (b"target", str(metadata["target"]).encode()), | ||||
| (b"discovery_date", metadata["discovery_date"].isoformat().encode("ascii")), | (b"discovery_date", str(int(timestamp)).encode("ascii")), | ||||
| ( | ( | ||||
| b"authority", | b"authority", | ||||
| f"{metadata['authority']['type']} {metadata['authority']['url']}".encode(), | f"{metadata['authority']['type']} {metadata['authority']['url']}".encode(), | ||||
| ), | ), | ||||
| ( | ( | ||||
| b"fetcher", | b"fetcher", | ||||
| f"{metadata['fetcher']['name']} {metadata['fetcher']['version']}".encode(), | f"{metadata['fetcher']['name']} {metadata['fetcher']['version']}".encode(), | ||||
| ), | ), | ||||
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