Cleaned up value normalization code

normalize.coffee

@@ -0,0 +1,39 @@
+common = require './common'
+
+
+normalizers = {}
+
+
+FLOAT_REGEX = /^([\-\+]?[0-9\.]+)/
+normalizers.float = (input) ->
+  res = FLOAT_REGEX.exec(input)
+  if res != null
+    parseFloat(res[1])
+  else
+    null
+
+
+exports.normalize = (path, value) ->
+  if path of parameters
+    return normalizers[parameters[path].type](value)
+  else
+    return value
+
+
+parameters = {
+  'InternetGatewayDevice.WiMAX.Status.RSSI' : {
+    type : 'float',
+  },
+  'InternetGatewayDevice.WiMAX.Status.CINR1' : {
+    type : 'float',
+  },
+  'InternetGatewayDevice.WiMAX.Status.CINR2' : {
+    type : 'float',
+  },
+  'InternetGatewayDevice.X_MTK_WiMAX_Param.CINR_level' : {
+    type : 'float',
+  },
+  'InternetGatewayDevice.X_MTK_WiMAX_Param.RSSI_level' : {
+    type : 'float',
+  },
+}