Allows for more flexible configuration of station

lib/noaa.rb

@@ -8,7 +8,7 @@
   end
 end
 
-%w(current_conditions forecast forecast_day http_service station station_writer).each { |file| require File.join(File.dirname(__FILE__), 'noaa', file) }
+%w(configuration current_conditions forecast forecast_day http_service station station_writer).each { |file| require File.join(File.dirname(__FILE__), 'noaa', file) }
 
 # 
 # The NOAA singleton provides methods to conveniently access information from the NOAA weather feed.
@@ -59,5 +59,17 @@ def current_conditions_at_station(station_id)
     def forecast(num_days, lat, lng)
       Forecast.from_xml(HttpService.new.get_forecast(num_days, lat, lng))
     end
+
+    def configure
+      yield configuration if block_given?
+    end
+
+    def configuration
+      @configuration ||= Configuration.new
+    end
+
+    def default_station
+      configuration.station
+    end
   end
 end

lib/noaa/configuration.rb

@@ -0,0 +1,13 @@
+require 'yaml'
+module NOAA
+  class Configuration
+    attr_accessor :station
+
+    def load_with_hash(hash)
+      hash.each do |k, v|
+        setter_command = "#{k}="
+        send(setter_command, v) if respond_to? setter_command
+      end
+    end
+  end
+end