use active_support for symbolizing keys on hashes

Author: Robert Mitwicki

lib/rubycas-server-core/authenticator.rb

@@ -11,8 +11,8 @@ class Authenticator
         # under @options and initializes @extra_attributes to an empty hash.
         def configure(options)
           raise ArgumentError, "options must be a Hash" unless options.kind_of? Hash
-          @options = Hash.symbolize_keys(options)
-          @extra_attributes = {}
+          @options = options.with_indifferent_access
+          @extra_attributes = HashWithIndifferentAccess.new
         end
 
         # Override this to implement your authentication credential validation.

lib/rubycas-server-core/core_ext.rb

@@ -1,17 +1,18 @@
 require 'yaml'
+require 'active_support/core_ext/hash'
+require 'active_support/hash_with_indifferent_access'
 
 module RubyCAS
   module Server
     module Core
       module Settings
         extend self
 
-        @_settings = {}
+        @_settings = HashWithIndifferentAccess.new
         attr_reader :_settings
 
         def load!(file_name)
-          config = YAML::load_file(file_name)
-          config = Hash.symbolize_keys(config)
+          config = YAML::load_file(file_name).with_indifferent_access
           @_settings.merge!(config)
         end
 

lib/rubycas-server-core/settings.rb

@@ -18,4 +18,5 @@ Gem::Specification.new do |gem|
   gem.require_paths = ["lib"]
 
   gem.add_dependency "r18n-core"
+  gem.add_dependency "activesupport", ">= 3.0"
 end