parse source details

Author: HassanAkbar

lib/termium.rb

@@ -23,6 +23,7 @@ class Error < StandardError; end
 require_relative "termium/language_module"
 require_relative "termium/parameter"
 require_relative "termium/source"
+require_relative "termium/source_details"
 require_relative "termium/source_ref"
 require_relative "termium/subject"
 require_relative "termium/textual_support"

lib/termium/source.rb

@@ -1,26 +1,30 @@
 # frozen_string_literal: true
 
+require_relative "source_details"
+
 module Termium
   # For <source>
   class Source < Lutaml::Model::Serializable
     ISO_BIB_REGEX = /\AISO-([\d-]+)\s+\*\s+(\d{4})\s+.*/.freeze
     ISOIEC_BIB_REGEX = /\AISO-IEC-([\d-]+)\s+\*\s+(\d{4})\s+.*/.freeze
 
     attribute :order, :integer
-    attribute :details, :string
+    attribute :details, SourceDetails
+
     xml do
       root "source"
       map_attribute "order", to: :order
       map_attribute "details", to: :details
     end
 
     def content
-      if (matches = details.match(ISOIEC_BIB_REGEX))
+      presentable_details = details.to_s
+      if (matches = presentable_details.match(ISOIEC_BIB_REGEX))
         "ISO/IEC #{matches[1]}:#{matches[2]}"
-      elsif (matches = details.match(ISO_BIB_REGEX))
+      elsif (matches = presentable_details.match(ISO_BIB_REGEX))
         "ISO #{matches[1]}:#{matches[2]}"
       else
-        details
+        presentable_details
       end
     end
 

lib/termium/source_details.rb

@@ -0,0 +1,47 @@
+# frozen_string_literal: true
+
+module Termium
+  # Parses the asterisk-delimited source details string
+  class SourceDetails
+    attr_accessor :raw, :author_name, :year, :organization, :department, :office, :division, :role
+
+    class << self
+      alias from_xml cast
+
+      def cast(value)
+        return value if value.is_a?(SourceDetails)
+        return nil if value.nil? || value.to_s.strip.empty?
+
+        new(
+          value
+        )
+      end
+
+      def serialize(value)
+        value&.raw
+      end
+    end
+
+    alias to_xml raw
+    alias to_s raw
+
+    def initialize(value)
+      return if value.nil? || value.to_s.strip.empty?
+
+      columns = value.to_s.split("*").map(&:strip)
+
+      @raw = value.to_s
+      @author_name = presence(columns[0])
+      @year = presence(columns[1])
+      @organization = presence(columns[2])
+      @department = presence(columns[3])
+      @office = presence(columns[4])
+      @division = presence(columns[5])
+      @role = presence(columns[6])
+    end
+
+    def presence(value)
+      value unless value.nil? || value.empty?
+    end
+  end
+end