From 147e44bb2665202d8a7a252561132c6e47ecba79 Mon Sep 17 00:00:00 2001
From: Syphax Bouazzouni <gs_bouazzouni@esi.dz>
Date: Thu, 27 Jun 2024 03:04:22 +0200
Subject: [PATCH] add filter search results attributes by language

---
 controllers/search_controller.rb |  3 +++
 helpers/search_helper.rb         | 31 +++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+)

diff --git a/controllers/search_controller.rb b/controllers/search_controller.rb
index 9f701714..cf2d76c6 100644
--- a/controllers/search_controller.rb
+++ b/controllers/search_controller.rb
@@ -230,6 +230,9 @@ def process_search(params = nil)
         doc[:submission] = submission
         doc[:ontology_rank] = (ontology_rank[doc[:submissionAcronym]] && !ontology_rank[doc[:submissionAcronym]].empty?) ? ontology_rank[doc[:submissionAcronym]][:normalizedScore] : 0.0
         doc[:properties] = MultiJson.load(doc.delete(:propertyRaw)) if include_param_contains?(:properties)
+
+        doc = filter_attrs_by_language(doc)
+
         instance = doc[:provisional] ? LinkedData::Models::ProvisionalClass.read_only(doc) : LinkedData::Models::Class.read_only(doc)
         docs.push(instance)
       end
diff --git a/helpers/search_helper.rb b/helpers/search_helper.rb
index 1c8dc431..06e6a78f 100644
--- a/helpers/search_helper.rb
+++ b/helpers/search_helper.rb
@@ -221,6 +221,37 @@ def add_matched_fields(solr_response, default_match)
         solr_response["match_types"] = all_matches
       end
 
+      def portal_language
+        Goo.main_languages.first
+      end
+
+      def request_language
+        params['lang'] || params['languages'] || portal_language
+      end
+
+
+      def filter_attrs_by_language(doc)
+        lang_values = {}
+        doc.each do |k, v|
+          attr, lang = k.to_s.split('_')
+
+          next unless lang
+
+          if lang.eql?('none') || request_language.eql?(lang)
+            lang_values[attr.to_sym] ||= []
+            lang_values[attr.to_sym] = lang.eql?('none') ? lang_values[attr.to_sym] + v : v + lang_values[attr.to_sym]
+          end
+        end
+
+        lang_values.each do |k, v|
+          doc[k] = v unless v.empty?
+        end
+
+        doc[:prefLabel] = doc["prefLabel_#{request_language}".to_sym]&.first || doc[:prefLabel]&.first
+        doc
+      end
+
+
       # see https://github.com/rsolr/rsolr/issues/101
       # and https://github.com/projecthydra/active_fedora/commit/75b4afb248ee61d9edb56911b2ef51f30f1ce17f
       #