Move detailed information of an entry into a separate class

1 files changed, 66 insertions, 0 deletions

diff --git a/lib/gitlab/i18n/po_entry.rb b/lib/gitlab/i18n/po_entry.rb
new file mode 100644
index 00000000000..aabb477bbea
--- /dev/null
+++ b/lib/gitlab/i18n/po_entry.rb
@@ -0,0 +1,66 @@
+module Gitlab
+  module I18n
+    class PoEntry
+      attr_reader :entry_data
+
+      def initialize(entry_data)
+        @entry_data = entry_data
+      end
+
+      def msgid
+        entry_data[:msgid]
+      end
+
+      def metadata?
+        msgid.empty?
+      end
+
+      def plural_id
+        entry_data[:msgid_plural]
+      end
+
+      def plural?
+        plural_id.present?
+      end
+
+      def singular_translation
+        plural? ? entry_data['msgstr[0]'] : entry_data[:msgstr]
+      end
+
+      def all_translations
+        @all_translations ||= entry_data.fetch_values(*translation_keys)
+      end
+
+      def plural_translations
+        return [] unless plural?
+
+        # The singular translation is used if there's only translation. This is
+        # the case for languages without plurals.
+        return all_translations if all_translations.size == 1
+
+        entry_data.fetch_values(*plural_translation_keys)
+      end
+
+      def flag
+        entry_data[:flag]
+      end
+
+      private
+
+      def plural_translation_keys
+        @plural_translation_keys ||= translation_keys.select do |key|
+          plural_index = key.scan(/\d+/).first.to_i
+          plural_index > 0
+        end
+      end
+
+      def translation_keys
+        @translation_keys ||= if plural?
+                                entry_data.keys.select { |key| key =~ /msgstr\[\d+\]/ }
+                              else
+                                [:msgstr]
+                              end
+      end
+    end
+  end
+end