hostsetting.cs

来自「BugNET is an issue tracking and project 」· CS 代码 · 共 112 行

using System;
using System.Collections;
using System.Collections.Generic;
using System.Web;
using System.Web.Caching;
using BugNET.DataAccessLayer;

namespace BugNET.BusinessLogicLayer
{
	/// <summary>
	/// Summary description for HostSettings.
	/// </summary>
	public class HostSetting
	{
		private string _SettingName;
		private string _SettingValue;

        /// <summary>
        /// Initializes a new instance of the <see cref="T:HostSettings"/> class.
        /// </summary>
        /// <param name="settingName">Name of the setting.</param>
        /// <param name="settingValue">The setting value.</param>
		public HostSetting(string settingName, string settingValue)
		{
			_SettingName = settingName;
			_SettingValue = settingValue;
		}

        /// <summary>
        /// Gets the name of the setting.
        /// </summary>
        /// <value>The name of the setting.</value>
		public string SettingName
		{
			get{return _SettingName; }
		}
        /// <summary>
        /// Gets the setting value.
        /// </summary>
        /// <value>The setting value.</value>
		public string SettingValue
		{
			get{return _SettingValue; }
		}

        /// <summary>
        /// Updates the host setting.
        /// </summary>
        /// <param name="settingName">Name of the setting.</param>
        /// <param name="settingValue">The setting value.</param>
        /// <returns></returns>
		public static bool UpdateHostSetting(string settingName, string settingValue)
		{
			if(GetHostSettings().Contains(settingName))
			{
				if(DataProviderManager.Provider.UpdateHostSetting(settingName, settingValue))
				{
					HttpContext.Current.Cache.Remove("HostSettings");
					GetHostSettings();
				}
			}
			return false;
		}



        /// <summary>
        /// Gets the host setting.
        /// </summary>
        /// <param name="key">The key.</param>
        /// <returns></returns>
		public static string GetHostSetting(string key)
		{
			if(GetHostSettings().Contains(key))
			{
				return Convert.ToString(GetHostSettings()[key]);
			}
			else
			{
				return string.Empty;
			}
		}

        /// <summary>
        /// Gets the host settings.
        /// </summary>
        /// <returns></returns>
        public static Hashtable GetHostSettings()
		{     
			Hashtable h;
            h = (Hashtable)HttpRuntime.Cache["HostSettings"];

			if(h == null)
			{	
				h = new Hashtable();
				
				List<HostSetting> al = DataProviderManager.Provider.GetHostSettings();

				foreach(HostSetting hs in al)
				{
					h.Add(hs.SettingName,hs.SettingValue);
				}

                HttpRuntime.Cache.Insert("HostSettings", h);
			}
		
			return h;
		}
													
	}
}