def GetRecord(params):
try:
from lr.mustache.oaipmh import GetRecord as must_GetRecord
identifier = params["identifier"]
if params["by_doc_ID"] == True:
resolver = OAIPMHDocumentResolver()
single_doc = o.get_record(params["identifier"])
if single_doc is not None:
docList = [resolver.process({"doc": single_doc})]
else:
docList = []
else:
docList = o.get_records_by_resource(params["identifier"])
doc_idx = 0
valid_docs = 0
mustache = must_GetRecord()
for doc in docList:
if doc is not None:
doc_idx += 1
if "payload_schema" in doc and params[
"metadataPrefix"] in map(
lambda x: o_mod.getMetadataPrefix(x),
doc["payload_schema"]
) and OAIPMHDocumentResolver.PAYLOAD_ERROR not in doc:
valid_docs += 1
if valid_docs == 1:
part = mustache.prefix(**self._initMustache(
args=params, req=t_req))
yield h.fixUtf8(
self._returnResponse(part, res=t_res))
part = mustache.doc(doc)
yield h.fixUtf8(
self._returnResponse(part, res=t_res))
if doc_idx == 0:
raise IdDoesNotExistError(params['verb'], req=t_req)
elif valid_docs == 0:
raise CannotDisseminateFormatError(params['verb'],
req=t_req)
else:
yield h.fixUtf8(
self._returnResponse(mustache.suffix(), res=t_res))
except oaipmherrors.Error as e:
from lr.mustache.oaipmh import Error as err_stache
err = err_stache()
yield h.fixUtf8(self._returnResponse(err.xml(e), res=t_res))
def _parseParams(self, flow_control=False, serviceid=None):
params = {}
req_params = self._getParams()
if (req_params.has_key('verb') == False):
raise BadVerbError()
verb = params["verb"] = req_params['verb']
if verb not in [
"GetRecord", "ListRecords", "ListIdentifiers", "Identify",
"ListMetadataFormats", "ListSets"
]:
raise BadVerbError()
if verb == 'GetRecord' or verb == 'ListRecords' or verb == 'ListIdentifiers':
if req_params.has_key('metadataPrefix') == False:
raise BadArgumentError(
'metadataPrefix is a required parameter.', verb)
params["metadataPrefix"] = metadataPrefix = req_params[
'metadataPrefix']
if metadataPrefix != o_mod.getMetadataPrefix(metadataPrefix):
raise CannotDisseminateFormatError(verb)
if verb == 'GetRecord' or verb == 'ListMetadataFormats':
if req_params.has_key('by_doc_ID') and req_params.has_key(
'by_resource_ID'):
if self._isTrue(req_params['by_doc_ID']) == self._isTrue(
req_params['by_resource_ID']):
raise BadArgumentError(
'by_doc_ID and by_resource_ID have conflicting values.',
verb)
if req_params.has_key('by_doc_ID'):
params['by_doc_ID'] = self._isTrue(req_params['by_doc_ID'])
params['by_resource_ID'] = not params['by_doc_ID']
else:
params['by_doc_ID'] = False
params['by_resource_ID'] = not params['by_doc_ID']
if req_params.has_key('by_resource_ID'):
params['by_resource_ID'] = self._isTrue(
req_params['by_resource_ID'])
params['by_doc_ID'] = not params['by_resource_ID']
if verb == 'ListRecords' or verb == 'ListIdentifiers':
if flow_control and req_params.has_key('resumptionToken'):
from lr.lib import resumption_token
token = req_params['resumptionToken']
log.debug("resumptionToken: %s" % token)
try:
parsed = resumption_token.parse_token(serviceid, token)
if 'error' in parsed:
raise BadResumptionTokenError(
verb, msg=params['resumptionToken']['error'])
params['resumptionToken'] = parsed
if "from_date" in parsed:
req_params["from"] = parsed["from_date"]
if "until_date" in parsed:
req_params["until"] = parsed["until_date"]
except Exception as e:
raise BadResumptionTokenError(verb, msg=e.message)
from_date_gran = None
until_date_gran = None
if req_params.has_key('from'):
try:
log.error("From 0: {0}".format(req_params['from']))
from_date = iso8601.parse_date(req_params['from'])
log.error("From 1: {0}".format(from_date))
params['from'] = h.convertToISO8601UTC(from_date)
log.error("From 2: {0}".format(params['from']))
from_date_gran = h.getISO8601Granularity(
req_params['from'])
except:
log.error("from: uhh ohh!")
raise BadArgumentError('from does not parse to ISO 8601.',
verb)
else:
params['from'] = None
if req_params.has_key('until'):
try:
log.error("Until 0: {0}".format(req_params['until']))
until_date = iso8601.parse_date(req_params['until'])
log.error("Until 1: {0}".format(until_date))
params['until'] = h.convertToISO8601UTC(until_date)
log.error("Until 2: {0}".format(params['until']))
until_date_gran = h.getISO8601Granularity(
req_params['until'])
except:
raise BadArgumentError('until does not parse to ISO 8601.',
verb)
else:
params['until'] = None
if params['from'] != None and params['until'] != None:
if params['from'] > params['until']:
raise BadArgumentError('until cannot preceed from.', verb)
if from_date_gran != until_date_gran:
raise BadArgumentError(
'from and until parameters do not use the same granularity.',
verb)
harvestServiceGranularity = h.getOAIPMHServiceGranularity()
if params[
'from'] != None and from_date_gran > harvestServiceGranularity:
raise BadArgumentError(
'from is more granular than Harvest service permits', verb)
if params[
'until'] != None and until_date_gran > harvestServiceGranularity:
raise BadArgumentError(
'until is more granular than Harvest service permits',
verb)
if (from_date_gran != None and from_date_gran.granule != "day" and from_date_gran.granule != "second") or \
(until_date_gran != None and until_date_gran.granule != "day" and until_date_gran.granule != "second"):
formatSupport = "YYYY-MM-DD"
if harvestServiceGranularity.granule == "second":
formatSupport = "YYYY-MM-DD and YYYY-MM-DDThh:mm:ssZ"
raise BadArgumentError(
'from and until support {0} formats' % (formatSupport, ),
verb)
if verb in ['ListMetadataFormats', 'GetRecord'
] and req_params.has_key('identifier'):
params['identifier'] = req_params['identifier']
elif verb == 'ListMetadataFormats':
params['identifier'] = None
params['by_doc_ID'] = None
params['by_resource_ID'] = None
if verb == 'GetRecord' and req_params.has_key('identifier') == False:
raise BadArgumentError('identifier is a required parameter.', verb)
return params
def _parseParams(self, flow_control=False, serviceid=None):
params = {}
req_params = self._getParams()
if (req_params.has_key('verb') == False) :
raise BadVerbError()
verb = params["verb"] = req_params['verb']
if verb not in ["GetRecord", "ListRecords", "ListIdentifiers", "Identify", "ListMetadataFormats", "ListSets"]:
raise BadVerbError()
if verb == 'GetRecord' or verb == 'ListRecords' or verb == 'ListIdentifiers':
if req_params.has_key('metadataPrefix') == False:
raise BadArgumentError('metadataPrefix is a required parameter.', verb)
params["metadataPrefix"] = metadataPrefix = req_params['metadataPrefix']
if metadataPrefix != o_mod.getMetadataPrefix(metadataPrefix):
raise CannotDisseminateFormatError(verb)
if verb == 'GetRecord' or verb == 'ListMetadataFormats':
if req_params.has_key('by_doc_ID') and req_params.has_key('by_resource_ID'):
if self._isTrue(req_params['by_doc_ID']) == self._isTrue(req_params['by_resource_ID']):
raise BadArgumentError('by_doc_ID and by_resource_ID have conflicting values.', verb)
if req_params.has_key('by_doc_ID'):
params['by_doc_ID'] = self._isTrue(req_params['by_doc_ID'])
params['by_resource_ID'] = not params['by_doc_ID']
else:
params['by_doc_ID'] = False
params['by_resource_ID'] = not params['by_doc_ID']
if req_params.has_key('by_resource_ID'):
params['by_resource_ID'] = self._isTrue(req_params['by_resource_ID'])
params['by_doc_ID'] = not params['by_resource_ID']
if verb == 'ListRecords' or verb == 'ListIdentifiers':
if flow_control and req_params.has_key('resumptionToken'):
from lr.lib import resumption_token
token = req_params['resumptionToken']
log.debug("resumptionToken: %s" % token)
try:
parsed = resumption_token.parse_token(serviceid, token)
if 'error' in parsed:
raise BadResumptionTokenError(verb, msg=params['resumptionToken']['error'])
params['resumptionToken'] = parsed
if "from_date" in parsed:
req_params["from"] = parsed["from_date"]
if "until_date" in parsed:
req_params["until"] = parsed["until_date"]
except Exception as e:
raise BadResumptionTokenError(verb, msg=e.message)
from_date_gran = None
until_date_gran = None
if req_params.has_key('from') :
try:
log.error("From 0: {0}".format(req_params['from']))
from_date = iso8601.parse_date(req_params['from'])
log.error("From 1: {0}".format(from_date))
params['from'] = h.convertToISO8601UTC(from_date)
log.error("From 2: {0}".format(params['from']))
from_date_gran = h.getISO8601Granularity(req_params['from'])
except:
log.error("from: uhh ohh!")
raise BadArgumentError('from does not parse to ISO 8601.', verb)
else:
params['from'] = None
if req_params.has_key('until'):
try:
log.error("Until 0: {0}".format(req_params['until']))
until_date = iso8601.parse_date(req_params['until'])
log.error("Until 1: {0}".format(until_date))
params['until'] = h.convertToISO8601UTC(until_date)
log.error("Until 2: {0}".format(params['until']))
until_date_gran = h.getISO8601Granularity(req_params['until'])
except:
raise BadArgumentError('until does not parse to ISO 8601.', verb)
else:
params['until'] = None
if params['from'] != None and params['until'] != None:
if params['from'] > params['until']:
raise BadArgumentError('until cannot preceed from.', verb)
if from_date_gran != until_date_gran:
raise BadArgumentError('from and until parameters do not use the same granularity.', verb)
harvestServiceGranularity = h.getOAIPMHServiceGranularity()
if params['from'] != None and from_date_gran > harvestServiceGranularity:
raise BadArgumentError('from is more granular than Harvest service permits', verb)
if params['until'] != None and until_date_gran > harvestServiceGranularity:
raise BadArgumentError('until is more granular than Harvest service permits', verb)
if (from_date_gran != None and from_date_gran.granule != "day" and from_date_gran.granule != "second") or \
(until_date_gran != None and until_date_gran.granule != "day" and until_date_gran.granule != "second"):
formatSupport = "YYYY-MM-DD"
if harvestServiceGranularity.granule == "second":
formatSupport = "YYYY-MM-DD and YYYY-MM-DDThh:mm:ssZ"
raise BadArgumentError('from and until support {0} formats' % (formatSupport, ), verb)
if verb in ['ListMetadataFormats', 'GetRecord'] and req_params.has_key('identifier'):
params['identifier'] = req_params['identifier']
elif verb == 'ListMetadataFormats':
params['identifier'] = None
params['by_doc_ID'] = None
params['by_resource_ID'] = None
if verb == 'GetRecord' and req_params.has_key('identifier') == False:
raise BadArgumentError('identifier is a required parameter.', verb)
return params
def GetRecord(params):
try:
from lr.mustache.oaipmh import GetRecord as must_GetRecord
identifier = params["identifier"]
if params["by_doc_ID"] == True:
resolver = OAIPMHDocumentResolver()
single_doc = o.get_record(params["identifier"])
if single_doc is not None:
docList = [resolver.process({ "doc": single_doc })]
else:
docList = []
else:
docList = o.get_records_by_resource(params["identifier"])
doc_idx = 0
valid_docs = 0
mustache = must_GetRecord()
for doc in docList:
if doc is not None:
doc_idx += 1
if "payload_schema" in doc and params["metadataPrefix"] in map(lambda x: o_mod.getMetadataPrefix(x), doc["payload_schema"]) and OAIPMHDocumentResolver.PAYLOAD_ERROR not in doc:
valid_docs += 1
if valid_docs == 1:
part = mustache.prefix(**self._initMustache(args=params, req=t_req))
yield h.fixUtf8(self._returnResponse(part, res=t_res))
part = mustache.doc(doc)
yield h.fixUtf8(self._returnResponse(part, res=t_res))
if doc_idx == 0:
raise IdDoesNotExistError(params['verb'], req=t_req)
elif valid_docs == 0:
raise CannotDisseminateFormatError(params['verb'], req=t_req)
else:
yield h.fixUtf8(self._returnResponse(mustache.suffix(), res=t_res))
except oaipmherrors.Error as e:
from lr.mustache.oaipmh import Error as err_stache
err = err_stache()
yield h.fixUtf8(self._returnResponse(err.xml(e), res=t_res))
