using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Configuration; namespace AIS.Common { public class ConfigValues { #region appSettings public static string SomeStringOne { get { return getval("SomeStringOne "); } } public static string SomeStringTwo { get { return getval("SomeStringTwo "); } } public static string Env { get { return getval("env"); } } //keep in mind case sensitivity public static string LastManualRefresh { get { return getval("date_last_manual_refresh"); } } //useful for manual site refresh/reload public static double SomeDouble { get { return Convert.ToDouble(getval("some_static_double")); } } #endregion #region connectionStrings - update web.config env variable to toggle between dev and prd public static string YourDBOneConnectionString { get { return getcstr("win_web_db"); } } //also read only implementation like above, but illustrates environment variable usage specific in web.config useful if you have many environments public static string YourDBTwoConnectionString { get { if (Env.ToLower().ToString() != "filesystem") { return getcstr("static_string" + Env.ToLower().ToString()); } return ""; } } #endregion /// <summary> /// Retrieve Connection String for specified provided key /// </summary> /// <param name="key"></param> /// <returns></returns> private static string getcstr(string key) { try { return ConfigurationManager.ConnectionStrings[key].ConnectionString; } catch (Exception ex) { Shared.HandleError(ex); //TODO: change to throw error event handle instead of direct call for reusability return "Error retrieving value"; } } /// <summary> /// Retrieve appSettings value for provided specified key /// </summary> /// <param name="key"></param> /// <returns></returns> private static string getval(string key) { try { return ConfigurationManager.AppSettings[key]; } catch (Exception ex) { Shared.HandleError(ex); //TODO: change to throw error event handle instead of direct call for reusability return "Error retrieving value"; } } } }
Custom Web.Config Wrapper Class ASP .NET
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