Fix bugs, add logging to script

lib/digital_scriptorium/transformers/dated_claim_transformer.rb

@@ -5,12 +5,13 @@ module DigitalScriptorium
   class DatedClaimTransformer < BaseClaimTransformer
     PREFIX = 'dated'
 
-    def initialize(claim, _export_hash)
+    def initialize(claim, export_hash)
       super(claim, prefix: PREFIX)
+      @export_hash = export_hash
     end
 
     def facet_values
-      [export_hash[@claim.entity_id_value]&.label('en')].compact
+      [@export_hash[@claim.entity_id_value]&.label('en')].compact
     end
   end
 end

lib/digital_scriptorium/transformers/name_claim_transformer.rb

@@ -12,12 +12,12 @@ def initialize(claim, export_hash)
     end
 
     def role_prefix(claim, export_hash)
-      role_entity_id = claim.qualifiers_by_property_id(ROLE_IN_AUTHORITY_FILE).first.entity_id_value
+      role_entity_id = claim.qualifiers_by_property_id(ROLE_IN_AUTHORITY_FILE)&.first&.entity_id_value
+      raise "Missing role qualifier for name claim" unless role_entity_id
+
       role_item = export_hash[role_entity_id]
       role_label = role_item.label('en')
       role_label.split.last.downcase
-    rescue e
-      raise "Error fetching role qualifier: #{e}"
     end
   end
 end

wikibase_to_solr_new.rb

@@ -2,6 +2,7 @@
 
 require 'digital_scriptorium'
 require 'json'
+require 'logging'
 require 'optparse'
 require 'set'
 require 'time'
@@ -16,6 +17,8 @@
 config_file = File.expand_path 'property_config.yml', dir
 pretty_print = false
 
+logger = Logging.logger(STDOUT)
+
 OptionParser.new { |opts|
   opts.banner = 'Usage: wikibase_to_solr.rb [options]'
 
@@ -92,11 +95,11 @@ def record?(entity)
           next unless (property_config = config[property_id])
 
           begin
-            transformer = property_config['transformer_class'].new claim, export_hash
-            solr_item = merge(solr_item, transformer.solr_props)
-          rescue e
-            # TODO: Log properly
-            puts "Error processing item ID #{item.id}: #{e}"
+            transformer_class = DigitalScriptorium.const_get(property_config['transformer_class'])
+            transformer = transformer_class.new claim, export_hash
+            solr_item = merge solr_item, transformer.solr_props
+          rescue => e
+            logger.error "Error processing claim for item #{item.id}: #{e}"
           end
         end
       end