Add distributions last_modified and created values when graph is created from...

ckanext/odsh/profiles/odsh_dcat_de_profile.py

@@ -57,7 +57,6 @@ class ODSHDCATdeProfile(DCATdeProfile):
     def _mark_for_adding_to_ckan_collection(self, dataset_dict, dataset_ref):
         dataset_dict.update({'add_to_collection': True})
 
-    
     # to RDF
 
     def graph_from_dataset(self, dataset_dict, dataset_ref):
@@ -72,6 +71,7 @@ class ODSHDCATdeProfile(DCATdeProfile):
         self._add_contributor_id(dataset_dict, dataset_ref)
         self._add_license_attribution_by_text(dataset_dict, dataset_ref)
         self._add_type(dataset_dict, dataset_ref)
+        self._add_modified_and_issued(dataset_dict, dataset_ref)
         if self._is_dataset_collection(dataset_dict):
             self._remove_predefined_collection_members()
             self._add_collection_members(dataset_dict, dataset_ref)
@@ -87,14 +87,39 @@ class ODSHDCATdeProfile(DCATdeProfile):
         )
 
     def _add_license_attribution_by_text(self, dataset_dict, dataset_ref):
-        licenseAttributionByText = self._get_dataset_value(dataset_dict, 'licenseAttributionByText')
+        licenseAttributionByText = self._get_dataset_value(
+            dataset_dict, 'licenseAttributionByText')
         if licenseAttributionByText:
             self.g.set(
-                (dataset_ref, DCATDE.licenseAttributionByText, rdflib.Literal(licenseAttributionByText))
+                (dataset_ref, DCATDE.licenseAttributionByText,
+                 rdflib.Literal(licenseAttributionByText))
+            )
+            for distribution in self.g.objects(dataset_ref, DCAT.distribution):
+                self.g.set(
+                    (distribution, DCATDE.licenseAttributionByText,
+                     rdflib.Literal(licenseAttributionByText))
                 )
+
+    def _add_modified_and_issued(self, dataset_dict, dataset_ref):
+        '''
+        Adds distributions last_modified and created values to
+        dcat:modified and dcat:issued.
+        '''
         for distribution in self.g.objects(dataset_ref, DCAT.distribution):
+            for resource_dict in dataset_dict.get('resources', []):
+                # Match distribution in graph and distribution in ckan-dict
+                if unicode(distribution) == resource_uri(resource_dict):
+                    last_modified = resource_dict.get('last_modified', None)
+                    if last_modified:
+                        self.g.set(
+                            (distribution, DCT.modified, rdflib.Literal(
+                                last_modified, datatype="http://www.w3.org/2001/XMLSchema#dateTime"))
+                        )
+                    created = resource_dict.get('created', None)
+                    if created:
                         self.g.set(
-                    (distribution, DCATDE.licenseAttributionByText, rdflib.Literal(licenseAttributionByText))
+                            (distribution, DCT.issued, rdflib.Literal(
+                                created, datatype="http://www.w3.org/2001/XMLSchema#dateTime"))
                         )
 
     def _add_type(self, dataset_dict, dataset_ref):
@@ -121,7 +146,8 @@ class ODSHDCATdeProfile(DCATdeProfile):
                 self.g.remove((s, p, o))
 
     def _add_collection_members(self, dataset_dict, dataset_ref):
-        dataset_refs_belonging_to_collection = self._get_dataset_refs_belonging_to_collection(dataset_dict)
+        dataset_refs_belonging_to_collection = self._get_dataset_refs_belonging_to_collection(
+            dataset_dict)
         for ref in dataset_refs_belonging_to_collection:
             self.g.add(
                 (dataset_ref, DCT.hasVersion, rdflib.URIRef(ref))
@@ -134,8 +160,10 @@ class ODSHDCATdeProfile(DCATdeProfile):
 
     def _get_dataset_refs_belonging_to_collection(self, dataset_dict):
         dataset_names = helpers_collection.get_dataset_names(dataset_dict)
-	dataset_dicts = [model.Package.get(name).as_dict() for name in dataset_names]
-        dataset_ids = [dataset_dict.get('id') for dataset_dict in dataset_dicts]
+        dataset_dicts = [model.Package.get(
+            name).as_dict() for name in dataset_names]
+        dataset_ids = [dataset_dict.get('id')
+                       for dataset_dict in dataset_dicts]
         dataset_refs = [self._construct_refs(id) for id in dataset_ids]
         return dataset_refs