lib/bic_validation/bic.rb in bic_validation-0.0.2 vs lib/bic_validation/bic.rb in bic_validation-0.1.0

@@ -1,5 +1,7 @@
+require 'active_support/core_ext/object/try'
+
 module BicValidation
   class Bic
 
     def initialize(code)
       @code = code.strip.upcase
@@ -20,14 +22,20 @@
     def has_valid_branch_code?
       # WTF? http://de.wikipedia.org/wiki/ISO_9362
       country[0] =~ /[^01]/ && country[1] =~ /[^O]/
     end
 
+    def known?
+      !known_bics.include?(country.to_sym) ||
+        known_bics[country.to_sym].include?(@code.try(:gsub, /XXX$/, ''))
+    end
+
     def valid?
-      of_valid_length? and
-        of_valid_format? and
-        has_valid_country_code?
+      of_valid_length? &&
+        of_valid_format? &&
+        has_valid_country_code? &&
+        has_valid_branch_code?
     end
 
     def bank
       match[1]
     end
@@ -44,19 +52,35 @@
       match[4]
     end
 
     private
 
-    def format
-      /([A-Z]{4})([A-Z]{2})([0-9A-Z]{2})([0-9A-Z]{3})?/
-    end
+      def format
+        /([A-Z]{4})([A-Z]{2})([0-9A-Z]{2})([0-9A-Z]{3})?/
+      end
 
-    def match
-      format.match(@code)
-    end
+      def match
+        format.match(@code)
+      end
 
-    def country_codes
-      # http://www.iso.org/iso/country_codes/iso_3166_code_lists/country_names_and_code_elements.htm
-      YAML.load(File.read(File.dirname(__FILE__) + '/country_codes.yml'))
-    end
+      def known_bics
+        {
+          DE: bics(:de),
+          AT: bics(:at),
+          CH: bics(:ch)
+        }
+      end
+
+      def bics(country)
+        BankingData::Bank.where(locale: country).only(:bic)
+          .map { |bic| bic.first.gsub(/XXX$/, '') }
+          .reject(&:blank?)
+          .uniq
+      end
+
+      def country_codes
+        # http://www.iso.org/iso/country_codes/iso_3166_code_lists/country_\
+        # names_and_code_elements.htm
+        YAML.load(File.read(File.dirname(__FILE__) + '/country_codes.yml'))
+      end
   end
 end