adds filtering of tags for spending proposals

config/initializers/acts_as_taggable_on.rb

@@ -38,6 +38,10 @@ module ActsAsTaggableOn
       Tag.where("kind = 'category'").pluck(:name)
     end
 
+    def self.spending_proposal_tags
+      ActsAsTaggableOn::Tag.where('taggings.taggable_type' => 'SpendingProposal').includes(:taggings).uniq
+    end
+
     private
       def custom_counter_field_name_for(taggable_type)
         "#{taggable_type.underscore.pluralize}_count"

config/locales/admin.en.yml

@@ -150,6 +150,7 @@ en:
       index:
         geozone_filter_all: All zones
         administrator_filter_all: All administrators
+        tags_filter_all: All tags
         filters:
           valuation_open: Open
           without_admin: Without assigned admin

config/locales/admin.es.yml

@@ -150,6 +150,7 @@ es:
       index:
         geozone_filter_all: Todos los ámbitos de actuación
         administrator_filter_all: Todos los administradores
+        tags_filter_all: Todas las etiquetas
         filters:
           valuation_open: Abiertas
           without_admin: Sin administrador asignado