asp.net cookies operation perfect code

  • 2020-05-09 18:23:46
  • OfStack


using System; 
using System.Web; 
namespace Moosoft.OA.Public 
{ 
/// <summary> 
/// Cookie Helper classes  
/// </summary> 
public class CookiesHelper 
{ 
#region  To obtain Cookie 
/// <summary> 
///  To obtain Cookie The value of the  
/// </summary> 
/// <param name="cookieName"></param> 
/// <returns></returns> 
public static string GetCookieValue(string cookieName) 
{ 
return GetCookieValue(cookieName, null); 
} 
/// <summary> 
///  To obtain Cookie The value of the  
/// </summary> 
/// <param name="cookieName"></param> 
/// <param name="key"></param> 
/// <returns></returns> 
public static string GetCookieValue(string cookieName, string key) 
{ 
HttpRequest request = HttpContext.Current.Request; 
if (request != null) 
return GetCookieValue(request.Cookies[cookieName], key); 
return ""; 
} 
/// <summary> 
///  To obtain Cookie A child of the key values  
/// </summary> 
/// <param name="cookie"></param> 
/// <param name="key"></param> 
/// <returns></returns> 
public static string GetCookieValue(HttpCookie cookie, string key) 
{ 
if (cookie != null) 
{ 
if (!string.IsNullOrEmpty(key) && cookie.HasKeys) 
return cookie.Values[key]; 
else 
return cookie.Value; 
} 
return ""; 
} 
/// <summary> 
///  To obtain Cookie 
/// </summary> 
/// <param name="cookieName"></param> 
/// <returns></returns> 
public static HttpCookie GetCookie(string cookieName) 
{ 
HttpRequest request = HttpContext.Current.Request; 
if (request != null) 
return request.Cookies[cookieName]; 
return null; 
} 
#endregion 
#region  delete Cookie 
/// <summary> 
///  delete Cookie 
/// </summary> 
/// <param name="cookieName"></param> 
public static void RemoveCookie(string cookieName) 
{ 
RemoveCookie(cookieName, null); 
} 
/// <summary> 
///  delete Cookie A child of the key  
/// </summary> 
/// <param name="cookieName"></param> 
/// <param name="key"></param> 
public static void RemoveCookie(string cookieName, string key) 
{ 
HttpResponse response = HttpContext.Current.Response; 
if (response != null) 
{ 
HttpCookie cookie = response.Cookies[cookieName]; 
if (cookie != null) 
{ 
if (!string.IsNullOrEmpty(key) && cookie.HasKeys) 
cookie.Values.Remove(key); 
else 
response.Cookies.Remove(cookieName); 
} 
} 
} 
#endregion 
#region  Set up the / Modify the Cookie 
/// <summary> 
///  Set up the Cookie The value of the key  
/// </summary> 
/// <param name="cookieName"></param> 
/// <param name="key"></param> 
/// <param name="value"></param> 
public static void SetCookie(string cookieName, string key, string value) 
{ 
SetCookie(cookieName, key, value, null); 
} 
/// <summary> 
///  Set up the Cookie value  
/// </summary> 
/// <param name="key"></param> 
/// <param name="value"></param> 
public static void SetCookie(string key, string value) 
{ 
SetCookie(key, null, value, null); 
} 
/// <summary> 
///  Set up the Cookie Value and expiration time  
/// </summary> 
/// <param name="key"></param> 
/// <param name="value"></param> 
/// <param name="expires"></param> 
public static void SetCookie(string key, string value, DateTime expires) 
{ 
SetCookie(key, null, value, expires); 
} 
/// <summary> 
///  Set up the Cookie Expiration time  
/// </summary> 
/// <param name="cookieName"></param> 
/// <param name="expires"></param> 
public static void SetCookie(string cookieName, DateTime expires) 
{ 
SetCookie(cookieName, null, null, expires); 
} 
/// <summary> 
///  Set up the Cookie 
/// </summary> 
/// <param name="cookieName"></param> 
/// <param name="key"></param> 
/// <param name="value"></param> 
/// <param name="expires"></param> 
public static void SetCookie(string cookieName, string key, string value, DateTime? expires) 
{ 
HttpResponse response = HttpContext.Current.Response; 
if (response != null) 
{ 
HttpCookie cookie = response.Cookies[cookieName]; 
if (cookie != null) 
{ 
if (!string.IsNullOrEmpty(key) && cookie.HasKeys) 
cookie.Values.Set(key, value); 
else 
if (!string.IsNullOrEmpty(value)) 
cookie.Value = value; 
if (expires != null) 
cookie.Expires = expires.Value; 
response.SetCookie(cookie); 
} 
} 
} 
#endregion 
#region  add Cookie 
/// <summary> 
///  add Cookie 
/// </summary> 
/// <param name="key"></param> 
/// <param name="value"></param> 
public static void AddCookie(string key, string value) 
{ 
AddCookie(new HttpCookie(key, value)); 
} 
/// <summary> 
///  add Cookie 
/// </summary> 
/// <param name="key"></param> 
/// <param name="value"></param> 
/// <param name="expires"></param> 
public static void AddCookie(string key, string value, DateTime expires) 
{ 
HttpCookie cookie = new HttpCookie(key, value); 
cookie.Expires = expires; 
AddCookie(cookie); 
} 
/// <summary> 
///  Added as Cookie.Values A collection of  
/// </summary> 
/// <param name="cookieName"></param> 
/// <param name="key"></param> 
/// <param name="value"></param> 
public static void AddCookie(string cookieName, string key, string value) 
{ 
HttpCookie cookie = new HttpCookie(cookieName); 
cookie.Values.Add(key, value); 
AddCookie(cookie); 
} 
/// <summary> 
///  Added as Cookie A collection of  
/// </summary> 
/// <param name="cookieName">Cookie The name of the </param> 
/// <param name="expires"> Expiration time </param> 
public static void AddCookie(string cookieName, DateTime expires) 
{ 
HttpCookie cookie = new HttpCookie(cookieName); 
cookie.Expires = expires; 
AddCookie(cookie); 
} 
/// <summary> 
///  Added as Cookie.Values A collection of  
/// </summary> 
/// <param name="cookieName"></param> 
/// <param name="key"></param> 
/// <param name="value"></param> 
/// <param name="expires"></param> 
public static void AddCookie(string cookieName, string key, string value, DateTime expires) 
{ 
HttpCookie cookie = new HttpCookie(cookieName); 
cookie.Expires = expires; 
cookie.Values.Add(key, value); 
AddCookie(cookie); 
} 
/// <summary> 
///  add Cookie 
/// </summary> 
/// <param name="cookie"></param> 
public static void AddCookie(HttpCookie cookie) 
{ 
HttpResponse response = HttpContext.Current.Response; 
if (response != null) 
{ 
// Specifies whether the client script is accessible [ The default is false] 
cookie.HttpOnly = true; 
// Specify the system 1 the Path , than can all deposit and draw  
cookie.Path = "/"; 
// Set the cross-domain , So in other ways 2 Level of domain name can be accessed  
//cookie.Domain = "chinesecoo.com"; 
response.AppendCookie(cookie); 
} 
} 
#endregion 
} 
} 

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