lib/shoppe.rb in shoppe-0.0.8 vs lib/shoppe.rb in shoppe-0.0.9

@@ -22,18 +22,44 @@
         if File.exist?(path)
           config = YAML.load_file(path).with_indifferent_access
           setup_config(config)
           config
         else
-          $stderr.puts "Shoppe configuration file missing at #{path}"
-          {}
+          raise InvalidConfiguration, "Shoppe configuration file missing at #{path}"
         end
       end
     end
     
     def setup_config(config)
       ActionMailer::Base.smtp_settings = config[:smtp_settings] if config[:smtp_settings]
     end
+    
+    def validate_live_config(*requirements)
+      validate_config(self.config, [], *requirements)
+    end
+    
+    def validate_config(config, scope, *requirements)
+      for req in requirements
+        case req
+        when String, Symbol
+          unless config.keys.include?(req.to_s)
+            raise Shoppe::Errors::InvalidConfiguration, "Missing configuration option '#{scope.join('.')}.#{req}' in shoppe.yml"
+          end
+        when Array
+          validate_config(config, scope, *req)
+        when Hash
+          req.each do |key, value|
+            if config[key] && config[key].is_a?(Hash)
+              scope << key
+              validate_config(config[key], scope, *value)
+            else
+              validate_config(config, scope, key)
+            end
+          end
+        end
+      end
+    end
+    
   end
   
 end
 
 # Start your engines.