def oai_identify(argd):
"""Generates a response to oai_identify verb.
script_url - *str* URL of the script used to access the
service. This is made necessary since the gateway
can be accessed either via /oai2d or /oai2d/ (or for
backward compatibility: oai2d.py or oai2d.py/), and
that the base URL must be returned in the Identify
response
"""
out = X.repositoryName()(CFG_SITE_NAME)
out += X.baseURL()(CFG_SITE_URL + '/oai2d')
out += X.protocolVersion()("2.0")
out += X.adminEmail()(CFG_SITE_SUPPORT_EMAIL)
out += X.earliestDatestamp()(get_earliest_datestamp())
out += X.deletedRecord()(CFG_OAI_DELETED_POLICY)
out += X.granularity()("YYYY-MM-DDThh:mm:ssZ")
if CFG_WEBSTYLE_HTTP_USE_COMPRESSION:
out += X.compression()('deflate')
out += X.description(
"""<oai-identifier xmlns="http://www.openarchives.org/OAI/2.0/oai-identifier"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai-identifier
http://www.openarchives.org/OAI/2.0/oai-identifier.xsd">"""
+ X.scheme()("oai") + X.repositoryIdentifier()(CFG_OAI_ID_PREFIX) +
X.delimiter()(":") + X.sampleIdentifier()(CFG_OAI_SAMPLE_IDENTIFIER) +
"""</oai-identifier>""")
out += CFG_OAI_IDENTIFY_DESCRIPTION % {
'CFG_SITE_URL': EscapedXMLString(CFG_SITE_URL)
}
if CFG_OAI_FRIENDS:
friends = """<friends xmlns="http://www.openarchives.org/OAI/2.0/friends/"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/friends/
http://www.openarchives.org/OAI/2.0/friends.xsd">"""
for baseurl in CFG_OAI_FRIENDS:
friends += X.baseURL()(baseurl)
friends += """</friends>"""
out += X.description(friends)
out = oai_header(argd, "Identify") + out + oai_footer("Identify")
return out
def oai_identify(argd):
"""Generates a response to oai_identify verb.
script_url - *str* URL of the script used to access the
service. This is made necessary since the gateway
can be accessed either via /oai2d or /oai2d/ (or for
backward compatibility: oai2d.py or oai2d.py/), and
that the base URL must be returned in the Identify
response
"""
out = X.repositoryName()(CFG_SITE_NAME)
out += X.baseURL()((CFG_SITE_SECURE_URL or CFG_SITE_URL) + '/oai2d')
out += X.protocolVersion()("2.0")
out += X.adminEmail()(CFG_SITE_SUPPORT_EMAIL)
out += X.earliestDatestamp()(get_earliest_datestamp())
out += X.deletedRecord()(CFG_OAI_DELETED_POLICY)
out += X.granularity()("YYYY-MM-DDThh:mm:ssZ")
if CFG_WEBSTYLE_HTTP_USE_COMPRESSION:
out += X.compression()('deflate')
out += X.description("""<oai-identifier xmlns="http://www.openarchives.org/OAI/2.0/oai-identifier"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai-identifier
http://www.openarchives.org/OAI/2.0/oai-identifier.xsd">""" +
X.scheme()("oai") +
X.repositoryIdentifier()(CFG_OAI_ID_PREFIX) +
X.delimiter()(":") +
X.sampleIdentifier()(CFG_OAI_SAMPLE_IDENTIFIER) +
"""</oai-identifier>""")
out += CFG_OAI_IDENTIFY_DESCRIPTION % {'CFG_SITE_URL': EscapedXMLString(CFG_SITE_SECURE_URL or CFG_SITE_URL)}
if CFG_OAI_FRIENDS:
friends = """<friends xmlns="http://www.openarchives.org/OAI/2.0/friends/"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/friends/
http://www.openarchives.org/OAI/2.0/friends.xsd">"""
for baseurl in CFG_OAI_FRIENDS:
friends += X.baseURL()(baseurl)
friends += """</friends>"""
out += X.description(friends)
out = oai_header(argd, "Identify") + out + oai_footer("Identify")
return out
def get_record_provenance(recid):
"""
Return the provenance XML representation of a record, suitable to be put
in the about tag.
"""
record = get_record(recid)
provenances = record_get_field_instances(
record, CFG_BIBUPLOAD_EXTERNAL_OAIID_TAG[:3],
CFG_BIBUPLOAD_EXTERNAL_OAIID_TAG[3],
CFG_BIBUPLOAD_EXTERNAL_OAIID_TAG[4])
out = ""
for provenance in provenances:
base_url = identifier = datestamp = metadata_namespace = origin_description = harvest_date = altered = ""
for (code, value) in provenance[0]:
if code == CFG_OAI_PROVENANCE_BASEURL_SUBFIELD:
base_url = value
elif code == CFG_BIBUPLOAD_EXTERNAL_OAIID_TAG[5]:
identifier = value
elif code == CFG_OAI_PROVENANCE_DATESTAMP_SUBFIELD:
datestamp = value
elif code == CFG_OAI_PROVENANCE_METADATANAMESPACE_SUBFIELD:
metadata_namespace = value
elif code == CFG_OAI_PROVENANCE_ORIGINDESCRIPTION_SUBFIELD:
origin_description = value
elif code == CFG_OAI_PROVENANCE_HARVESTDATE_SUBFIELD:
harvest_date = value
elif code == CFG_OAI_PROVENANCE_ALTERED_SUBFIELD:
altered = value
if base_url:
out += """<provenance xmlns="http://www.openarchives.org/OAI/2.0/provenance" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/provenance http://www.openarchives.org/OAI/2.0/provenance.xsd">"""
out += X.originDescription(
harvestDate=harvest_date, altered=altered)(
X.baseURL()(base_url),
X.identifier()(identifier),
X.datestamp()(datestamp),
X.metadataNamespace()(metadata_namespace),
origin_description
and X.originDescription(origin_description)
or '' ## This is already XML
)
out += """</provenance>"""
return out
def get_record_provenance(recid):
"""
Return the provenance XML representation of a record, suitable to be put
in the about tag.
"""
record = get_record(recid)
provenances = record_get_field_instances(record, CFG_BIBUPLOAD_EXTERNAL_OAIID_TAG[:3], CFG_BIBUPLOAD_EXTERNAL_OAIID_TAG[3], CFG_BIBUPLOAD_EXTERNAL_OAIID_TAG[4])
out = ""
for provenance in provenances:
base_url = identifier = datestamp = metadata_namespace = origin_description = harvest_date = altered = ""
for (code, value) in provenance[0]:
if code == CFG_OAI_PROVENANCE_BASEURL_SUBFIELD:
base_url = value
elif code == CFG_BIBUPLOAD_EXTERNAL_OAIID_TAG[5]:
identifier = value
elif code == CFG_OAI_PROVENANCE_DATESTAMP_SUBFIELD:
datestamp = value
elif code == CFG_OAI_PROVENANCE_METADATANAMESPACE_SUBFIELD:
metadata_namespace = value
elif code == CFG_OAI_PROVENANCE_ORIGINDESCRIPTION_SUBFIELD:
origin_description = value
elif code == CFG_OAI_PROVENANCE_HARVESTDATE_SUBFIELD:
harvest_date = value
elif code == CFG_OAI_PROVENANCE_ALTERED_SUBFIELD:
altered = value
if base_url:
out += """<provenance xmlns="http://www.openarchives.org/OAI/2.0/provenance" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/provenance http://www.openarchives.org/OAI/2.0/provenance.xsd">"""
out += X.originDescription(harvestDate=harvest_date, altered=altered)(
X.baseURL()(base_url),
X.identifier()(identifier),
X.datestamp()(datestamp),
X.metadataNamespace()(metadata_namespace),
origin_description and X.originDescription(origin_description) or '' ## This is already XML
)
out += """</provenance>"""
return out