X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/f251e424924fe4f61ca6984a5b2dd5dd1fe51a61..6280673f35e13e75e81c5b7821bd2a44a1831eab:/apps/oai/views.py diff --git a/apps/oai/views.py b/apps/oai/views.py index eb90035de..5bb902508 100644 --- a/apps/oai/views.py +++ b/apps/oai/views.py @@ -1,17 +1,69 @@ - -from oai.handlers import Catalogue -from oaipmh.server import ServerBase, oai_dc_writer, NS_OAIDC, NS_DC, NS_XSI +# -*- coding: utf-8 -*- +# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later. +# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information. +# +from oai.handlers import Catalogue, NS_DCTERMS, nsdcterms +from oaipmh.server import ServerBase, NS_OAIDC, NS_DC, NS_XSI, nsoaidc, nsdc from oaipmh.metadata import MetadataRegistry from django.http import HttpResponse -from lxml.etree import tostring +from django.utils.functional import SimpleLazyObject +from lxml.etree import SubElement + + + +#ns_map = {'oai_dc': NS_OAIDC, 'dc': NS_DC, 'xsi': NS_XSI } + + +def fbc_oai_dc_writer(element, metadata): + """FBC notified us that original writer does not output all necessary namespace declarations. + """ + e_dc = SubElement(element, nsoaidc('dc'), + nsmap={'oai_dc': NS_OAIDC, 'dc': NS_DC, 'xsi': NS_XSI}) + e_dc.set('{%s}schemaLocation' % NS_XSI, + '%s http://www.openarchives.org/OAI/2.0/oai_dc.xsd' % NS_OAIDC) + map = metadata.getMap() + for name in [ + 'title', 'creator', 'subject', 'description', 'publisher', + 'contributor', 'date', 'type', 'format', 'identifier', + 'source', 'language', 'relation', 'coverage', 'rights', + ]: + for value in map.get(name, []): + e = SubElement(e_dc, nsdc(name)) + e.text = value + + +def qdc_writer(element, metadata): + """FBC notified us that original writer does not output all necessary namespace declarations. + """ + nsmap = {'oai_dc': NS_OAIDC, 'dc': NS_DC, 'xsi': NS_XSI, 'dcterms': NS_DCTERMS} + map = metadata.getMap() + for name in [ + 'title', 'creator', 'subject', 'description', 'publisher', + 'contributor', 'date', 'type', 'format', 'identifier', + 'source', 'language', 'relation', 'coverage', 'rights', + ]: + for value in map.get(name, []): + e = SubElement(element, nsdc(name), nsmap=nsmap) + e.text = value + + for name in ['hasPart', 'isPartOf']: + for value in map.get(name, []): + e = SubElement(element, nsdcterms(name), nsmap=nsmap) + e.text = value + + metadata_registry = MetadataRegistry() -metadata_registry.registerWriter('oai_dc', oai_dc_writer) -ns_map = {'oai_dc': NS_OAIDC, 'dc': NS_DC, 'xsi': NS_XSI} +metadata_registry.registerWriter('oai_dc', fbc_oai_dc_writer) +metadata_registry.registerWriter('qdc', qdc_writer) + -server = ServerBase(Catalogue(metadata_registry), metadata_registry, ns_map) +server = SimpleLazyObject(lambda: + ServerBase(Catalogue(metadata_registry), metadata_registry, + {'topxsi': NS_XSI}) + ) def oaipmh(request): resp = server.handleRequest(request.GET) - return HttpResponse(resp) + return HttpResponse(resp, content_type='application/xml')