tardis.apps.oaipmh package¶
Submodules¶
tardis.apps.oaipmh.models module¶
tardis.apps.oaipmh.server module¶
-
class
tardis.apps.oaipmh.server.
ProxyingMetadataRegistry
(providers)¶ Bases:
oaipmh.metadata.MetadataRegistry
A registry that only writes, and does so by proxying to Providers.
-
hasReader
(metadata_prefix)¶
-
hasWriter
(metadata_prefix)¶
-
readMetadata
(metadata_prefix, element)¶ Turn XML into metadata object.
element - element to read in
returns - metadata object
-
registerReader
(metadata_prefix, reader)¶
-
registerWriter
(metadata_prefix, writer)¶
-
writeMetadata
(metadata_prefix, element, metadata)¶ Write metadata as XML.
element - ElementTree element to write under metadata - metadata object to write
-
-
class
tardis.apps.oaipmh.server.
ProxyingServer
(providers)¶ Bases:
oaipmh.interfaces.IOAI
-
getRecord
(metadataPrefix, identifier)¶ Get a record for a metadataPrefix and identifier.
Raises: - oaipmh.error.CannotDisseminateFormatError – if no provider
returns a result, but at least one provider
responds with
oaipmh.error.CannotDisseminateFormatError
(meaning the identifier exists) - oaipmh.error.IdDoesNotExistError – if all providers fail with
oaipmh.error.IdDoesNotExistError
Returns: first successful provider response
Return type: response
- oaipmh.error.CannotDisseminateFormatError – if no provider
returns a result, but at least one provider
responds with
-
identify
()¶ Retrieve information about the repository.
Returns: an oaipmh.common.Identify
object describing the repository.Return type: oaipmh.common.Identify
-
listIdentifiers
(metadataPrefix, **kwargs)¶ Lists identifiers from all providers as a single set.
Raises: - error.CannotDisseminateFormatError – if
metadataPrefix
is not supported by the repository. - error.NoSetHierarchyError – if a set is provided, as the repository does not support sets.
Returns: a
set.Set
of headers.Return type: - error.CannotDisseminateFormatError – if
-
listMetadataFormats
(**kwargs)¶ List metadata formats from all providers in a single set.
Raises: - error.IdDoesNotExistError – if record with identifier does not exist.
- error.NoMetadataFormatsError – if no formats are available for the indicated record, but it does exist.
Returns: a frozenset of
metadataPrefix
,schema
,metadataNamespace
tuples (each entry in the tuple is a string).Return type:
-
listRecords
(metadataPrefix, **kwargs)¶ Lists records from all providers as a single set.
Raises: - error.CannotDisseminateFormatError – if
metadataPrefix
is not supported by the repository. - error.NoSetHierarchyError – if a set is provided, as the repository does not support sets.
Returns: a
set.Set
ofheader
,metadata
,about
tuples.Return type: - error.CannotDisseminateFormatError – if
-
listSets
()¶ List sets.
Raises: oaipmh.error.NoSetHierarchyError – because set hierarchies are currrently not implemented
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-
tardis.apps.oaipmh.server.
get_server
(current_site)¶