api_change.diff

diff --git a/app/controllers/api/v1/search_controller.rb b/app/controllers/api/v1/search_controller.rb
index 99b2af2a..c07da0f9 100644
--- a/app/controllers/api/v1/search_controller.rb
+++ b/app/controllers/api/v1/search_controller.rb
@@ -49,6 +49,16 @@ module Api
           self.solr_search_params_logic += [:limit_to_scope]
         end

+        if params[:filter] == 'geo'
+          self.solr_search_params_logic += [:limit_to_has_geo]
+        elsif params[:filter] == 'date'
+          self.solr_search_params_logic += [:limit_to_has_date]
+        elsif params[:filter] == 'av'
+          self.solr_search_params_logic += [:limit_to_av]
+        else
+          # no additional filter applied
+        end
+
         (@response, @document_list) = get_search_results
         @pagination = paginate_params(@response)

@@ -119,6 +129,21 @@ module Api
           solr_parameters["facet.limit"] = "-1"
         end

+        def limit_to_has_geo(solr_parameters, user_parameters)
+          solr_parameters[:fq] ||= []
+          solr_parameters[:fq] << "subject_geographic_tesim:[* TO *] OR subject_cartographics_coordinates_tesim:[* TO *]"
+        end
+
+        def limit_to_has_date(solr_parameters, user_parameters)
+          solr_parameters[:fq] ||= []
+          solr_parameters[:fq] << "key_date_ssi:[* TO *]"
+        end
+
+        def limit_to_av(solr_parameters, user_parameters)
+          solr_parameters[:fq] ||= []
+          solr_parameters[:fq] << "canonical_class_tesim:\"AudioFile\" OR canonical_class_tesim:\"VideoFile\""
+        end
+
     end
   end
 end
diff --git a/config/routes.rb b/config/routes.rb
index cf9a0a4d..46085159 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -209,6 +209,8 @@ Cerberus::Application.routes.draw do
       post "/handles/create_handle/*url" => "handles#create_handle", as: "create_handle", :url => /.*/
       # search
       get "/search/:id" => "search#search", as: "search"
+      # search with filters
+      get "/search/:filter/:id" => "search#search"
       # files
       get "/files/:id" => "core_files#show", as: "file_display"
       # file sizes