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# -*- coding: utf-8 -*- |
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from atramhasis.data.models import ( |
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ConceptschemeVisitLog, |
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ConceptVisitLog |
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) |
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from pyramid.response import Response |
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import logging |
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log = logging.getLogger(__name__) |
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def _origin_from_request(request): |
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if '.csv' in request.url: |
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return 'CSV' |
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elif 'text/html' in request.accept: |
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return 'HTML' |
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elif 'application/json' in request.accept: |
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return 'REST' |
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else: |
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return None |
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def _origin_from_response(response): |
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if response.content_type == 'application/rdf+xml' \ |
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or response.content_type == 'text/turtle' \ |
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or response.content_type == 'application/x-turtle': |
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return 'RDF' |
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else: |
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return None |
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def audit(fn): |
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""" |
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use this decorator to audit an operation and to log the visit |
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external conceptschemes won't be logged |
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* CSV routes with .csv extensions accept all mime types, |
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the response is not of the `pyramid.response.Response` type, |
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the origin is derived from the `pyramid.request.Request.url` extension. |
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* RDF routes with .rdf, .ttl extensions accept all mime types, |
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the origin is derived form the response content type. |
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* REST and HTML the view results are not of the `pyramid.response.Response` type, |
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the origin is derived from the accept header. |
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""" |
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def advice(parent_object, *args, **kw): |
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request = parent_object.request |
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audit_manager = request.data_managers['audit_manager'] |
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if 'scheme_id' not in request.matchdict.keys(): |
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log.error('Misuse of the audit decorator. The url must at least contain a {scheme_id} parameter') |
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return fn(parent_object, *args, **kw) |
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provider = request.skos_registry.get_provider(request.matchdict['scheme_id']) |
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if not provider or 'external' in provider.get_metadata()['subject']: |
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return fn(parent_object, *args, **kw) |
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else: |
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if 'c_id' in request.matchdict.keys(): |
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visit_log = ConceptVisitLog( |
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concept_id=request.matchdict['c_id'], |
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conceptscheme_id=request.matchdict['scheme_id'] |
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) |
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else: |
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visit_log = ConceptschemeVisitLog(conceptscheme_id=request.matchdict['scheme_id']) |
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response = fn(parent_object, *args, **kw) |
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if isinstance(response, Response): |
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visit_log.origin = _origin_from_response(response) |
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else: |
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visit_log.origin = _origin_from_request(request) |
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audit_manager.save(visit_log) |
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return response |
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return advice |
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OnroerendErfgoed /
atramhasis
