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                FormTest.Public £©ÒÔ¼°´æÔÚµÄ ViewStateÓйØÏµ¡£´ó¼ÒÔÚ²âÊÔʱ£¬ÒÔÖ±½Óä¯ÀÀhttp://127.0.0.1/FormTest/Public/LoginTransfer.aspx 
                ºó£¬²é¿´Ò³ÃæÔ´ÎļþËù¿´µ½µÄֵΪ׼¡£
              d). Ìá½»ºó£¬½«´¥·¢²¢Ö´ÐÐLoginTransfer.aspx ÖеÄBtn_Login_Click ʼþ
              3¡¢ »ù±¾Ë¼Â·
              ¸÷¸öÕ¾µãµÄµÇÂ¼Ò³ÃæÍ³Ò»½«Óû§ÃûÓëÃÜÂëÌá½»¸ø LoginTransfer.aspx £¬Í¬Ê±¸÷¸öÕ¾µãÐèÒªÒ»¸öÔö¼Ó Cookie 
                µÄÒ³Ãæ£¬ÓÃÓÚ½«¼ÓÃܺóµÄÉí·ÝÑéÖ¤ Cookie Ìí¼ÓÖÁ¿Í»§¶Ë¡£´ËÄ˾¹ýÒ»·¬¿¼Á¿ºó£¬×îÖÕÈ·¶¨µÄ¿ÉÐÐÐÔ·½°¸¡£
               4¡¢ µÚÒ»ÖÖ˼·¡ª¡ªÌìŮɢ»¨
              ºÎνÌìŮɢ»¨£¬¾ÍÊÇ°Ñ Cookie ÔڵǼºóÒ»´ÎÐÔÈ«·¢·Å³öÈ¥£¬¾ÍÈçͬÌìÏÉÔÚ¿ÕÖÐÉ¢»¨Ò»Ñù£¬³¡ÃæÊǺεȵÄ׳¹Û¡£ÏÂÃæ¿ªÊ¼Ð´´úÂ룺
              Ϊ¸üºÃµÄÇø·Ö£¬ÎÒÃǽ«¸ºÔðÌí¼Ó Cookie µÄÒ³Ãæ·Ö¿ªÃüÃû£º
              a). http://localhost/FormTest/Public/AddCookie_A.aspx
              b). http://127.0.0.1/FormTest/Public/AddCookie_B.aspx
              c). http://My_Computer_Name/FormTest/Public/AddCookie_C.aspx
               ÕâÈýÕÅÒ³ÃæµÄ¹¦ÄÜÒ»Ñù£¬ËùÒÔ´úÂëÒ²¾ÍÏàͬ†ª
              private 
                void Page_Load(object sender, System.EventArgs e)
               
                    {
               
                       string 
                from = Request["FromUrl"];         
                //Æðʼ 
                URL ·¾¶
               
                       string 
                next = Request["NextUrl"];         
                //»¹ÐèÒªÌø×ªµÄ 
                URL
               
                       string 
                key = Request["CookieTicket"];      
                //ÒѼÓÃÜµÄ 
                Cookie Îı¾
               
                       if(key 
                != null && key !="")
               
                        {
               
                            System.Web.HttpCookie 
                ck = new HttpCookie(System.Web.Security.FormsAuthentication.FormsCookieName,key);
               
                            ck.Path=System.Web.Security.FormsAuthentication.FormsCookiePath; 
                
               
                            ck.Expires 
                = System.DateTime.Now.AddYears(100);
               
                            Response.Cookies.Add(ck); 
                //½«´«¹ýÀ´µÄÒѼÓÃܵÄÉí·ÝÑé֤ƱÌí¼ÓÖÁ¿Í·¿¶Ë
               
                                    
                
               
                            string 
                url = next.Split(';')[0]; //´Ó 
                URL Öвð·Ö³ö½«ÒªÌø×ªµÄÏÂÒ»ÕÅÒ³Ãæ
               
                            next 
                = next.Replace(url+";",""); //´øÈëÏÂÒ»ÂÖÌø×ªµÄ×Ö´®
               
                            if(url!="")
               
                            {
               
                                  //ÌøÖÁÏÂÒ»Ò³Ãæ     
                Response.Redirect(url+"?CookieTicket="+key+"&FromUrl="+from+"&NextUrl="+next); 
                
               
                             }
               
                             else  //ÒÑûÓÐÏÂÒ»Ò³Ãæ¿É¹©Ìø×ª
               
                             {
               
                                  
                Response.Redirect(from);    //»Øµ½ÆðÊ¼Ò³Ãæ
               
                             }
               
                        }
                
                    }
              
              ½ÓÏÂÀ´±àд LoginTransfer.aspx µÄ´úÂ룺
              //Ò³Ãæ³£Á¿ 
                allLoginUrl ´æ·ÅËùÓÐÕ¾µãµÄ 
                AddCookie.aspx µÄ URL£¬×¢ÒâÒÔ 
                ; ·Ö¸ô
               
                 public 
                const string allLoginUrl =    
               
                 "http://localhost/FormTest/Public/AddCookie_A.aspx;"
               
                 +"http://127.0.0.1/FormTest/Public/AddCookie_B.aspx;"
                
                +"http://My_Computer_Name/FormTest/Public/AddCookie_C.aspx;";
              
żÒÑÔÚÉÏÃæ½²ÊöÁË£¬ÈçºÎµã»÷ Login.aspx ÖеĵǼ°´Å¥Btn_Login½«Óû§ÃûÓëÃÜÂëÌá½»¸ø LoginTransfer.aspx 
                £¬²¢Ö´ÐÐLoginTransfer.aspx ÖеÄBtn_Login_Click ʼþ¡£
              private 
                void Btn_Login_Click(object sender, System.EventArgs e)
               
                   {
               
                      string 
                from = Request["FromUrl"];    //Æðʼ 
                URL ·¾¶
               
                      string 
                next = this.allLoginUrl;  
               
                               
                
               
                      //ÓÉÓڿؼþ 
                ID Ïàͬ£¬ËùÒÔ´Ë´¦µÃµ½µÄÊÇÓÉ Login.aspx  Ìá½»¹ýÀ´µÄÓû§ÃûÓëÃÜÂë
               
                      if(this.Txt_LoginName.Text=="Admin"&&this.Txt_Password.Text=="123456")
               
                      {
               
                         System.Web.Security.FormsAuthenticationTicket 
                tk = new System.Web.Security.FormsAuthenticationTicket(1,"Admin", 
                System.DateTime.Now, System.DateTime.Now.AddYears(100),false,"²âÊÔÓû§Êý¾Ý"  
                );
               
                         string 
                key = System.Web.Security.FormsAuthentication.Encrypt(tk); //µÃµ½¼ÓÃܺóµÄÉí·ÝÑé֤Ʊ×Ö´®
               
              
               
                         string 
                url = next.Split(';')[0]; //´Ó 
                URL Öвð·Ö³ö½«ÒªÌø×ªµÄÏÂÒ»ÕÅÒ³Ãæ
               
                         next 
                = next.Replace(url+";",""); //´øÈëÏÂÒ»ÂÖÌø×ªµÄ×Ö´®
               
                         
                Response.Redirect(url+"?CookieTicket="+key+"&FromUrl="+from+"&NextUrl="+next); 
                //ÌøÖÁÏÂÒ»Ò³Ãæ
               
                      }        
                
                
                  }
              
5¡¢ µÚ¶þÖÖ˼·¡ª¡ªºóôàÉäÈÕ
              ºóôàÉäÈÕ£¬Òâ˼ָµÄÊÇÓû§µãÄľÍÌøÄÄ¡£ËûÈôÊǵ㡰»ð¿Ó¡±£¬ÄãÒ²µÃÍùÀïÌø£¬ÒòΪÓû§ÊÇÉϵÛÂï¡£ÎÒÃÇÔö¼ÓÒ»¸öͨÐÐÖ¤Ò³Ãæ MyPassport.aspx 
                £¬ÓÉ http://127.0.0.1/FormTest/Public/LoginTransfer.aspx ·¢·ÅÑéÖ¤ Cookie 
                ºóÖ±½ÓÌø×ªÖÁ http://127.0.0.1/FormTest/MyPassport.aspx ¡£²»Òª¸æËßÎÒÄã²»»á£¬ÄãÒªÊÇÕæ²»»á£¬ÄÇżҲû·¨×ÓÀ²£¬»¹µÃÇëÄã»ØÍ·¿´¿´£¬Å¼ÔÚµÚÈýƪÊÇÈçºÎ½²Êö·¢·ÅÓÀ¾ÃÐÔÑéÖ¤ 
                Cookie °É£¨http://blog.csdn.net/cityhunter172/archive/2005/12/06/545301.aspx£©¡£»¹ÐèÒªÒ»ÕÅÓÃ×÷Ìø°åµÄÌø×ªÒ³Ãæ 
                MyTransfer.aspx ¡£
               MyPassport.aspx µÄ´úÂ룺
              <a 
                target ="_blank" 
               
                 href="MyTransfer.aspx?goto=http://localhost/FormTest/Public/AddCookie_D.aspx">
               
                ÃÀÀöµÄÌìʹ</a>
               
                <a 
                target ="_blank"   
               
                 href="MyTransfer.aspx?goto=http://127.0.0.1/FormTest/Public/AddCookie_E.aspx">
               
                ¿ìÀÖµÄÌìÌÃ</a>
               
                <a 
                  
                target ="_blank" 
               
                 href="MyTransfer.aspx?goto=http://My_Computer_Name/FormTest/Public/AddCookie_F.aspx">
               
                ´ó´óµÄ»ð¿Ó</a>
              
MyTransfer.aspx µÄ´úÂ룺
               private 
                void Page_Load(object sender, System.EventArgs e)
               
                    {
               
                       //»ñÈ¡Éí·ÝÑé֤Ʊ
               
                        System.Web.Security.FormsAuthenticationTicket 
                tk =((System.Web.Security.FormsIdentity)User.Identity).Ticket; 
                
               
                       string 
                key = System.Web.Security.FormsAuthentication.Encrypt(tk); //ÿ´Î¼ÓÃܺóµÄ×Ö´®¶¼ÊDz»Í¬µÄ
               
                       string 
                next = Request["goto"]; //½«ÒªÌø×ªµÄ 
                URL
               
                       Response.Redirect(url+"?CookieTicket="+key); 
                //Ìø×ªÖÁÏÂÒ»Ò³Ãæ
               
                   
                 } 
              
AddCookie_D.aspx¡¢AddCookie_E.aspx¡¢AddCookie_F.aspx ÕâÈýÕÅÒ³ÃæµÄ´úÂ룺
              string 
                key = Request["CookieTicket"]; //ÒѼÓÃÜµÄ 
                Cookie Îı¾
               
                 if(key 
                != null && key !="")
               
                 {
               
                     
                System.Web.HttpCookie ck = new HttpCookie(System.Web.Security.FormsAuthentication.FormsCookieName,key);
               
                     ck.Path=System.Web.Security.FormsAuthentication.FormsCookiePath; 
                
               
                     ck.Expires 
                = System.DateTime.Now.AddYears(100);
               
                     Response.Cookies.Add(ck); 
                //½«´«¹ýÀ´µÄÒѼÓÃܵÄÉí·ÝÑé֤ƱÌí¼ÓÖÁ¿Í·¿¶Ë
               
                     Response.Redirect("../Index.aspx"); 
                //Ìø×ªÖÁÄãÕæÕýÏë´ø¿Í»§È¥µÄµØ·½
               
                 }
              
6¡¢ µãÆÀ
              Á½Õß¹²Í¬µã£º
               a). ÿ¸öÕ¾µã¶¼ÐèÒªÒ»¸öµÇ¼µÄÌá½»µã¡¢Ò»ÕÅÌí¼Ó Cookie µÄÒ³Ãæ¡£
              b). ÒòΪֻÄÜ¿¿·¢·ÅÑéÖ¤ Cookie À´Ê¶±ðÉí·Ý£¬ËùÒÔһ̨µçÄÔ²»ÄÜͬʱµÇ¼Á½¸öÕʺš£
              c). ¶¼´æÔÚ²»Í¬³Ì¶ÈµÄ°²È«Òþ»¼¡£
               Á½Õß²»Í¬µã£º(ÌìŮɢ»¨ÒÔϼò³Æ¡°¿ªÅ®¡±£¬ºóôàÉäÈվͼò³Æ¡°ºóôࡱ)
              a). ÌìŮһ´ÎÐÔ·¢·Å Cookie £¬Èç¹ûÕ¾µã½Ï¶à£¬´¦ÀíÆðÀ´»¹ÊÇÐèҪһЩʱ¼äµÄ¡£¶øºóôàÔòÏà·´£¬Õ¾µãÔÙ¶àÒ²²»Å¡£
              b). ÌìÅ®ÔÚÉ¢»¨µÄ¹ý³ÌÖУ¬Èç¹ûÖÐ;±»¿¨×¡£¬ÔòÐèÒªÒ»¸ö´íÎó´¦Àí»úÖÆ×ö»ØÍË´¦Àí¡£ºóôàÔò²»ÐèÒª¡£
              c). ÌìÅ®ÔڵǼºó¿ÉÒÔÖ±½ÓÔÚ IE µØÖ·ä¯ÀÀÆäÏë¿´µÄÕ¾µã£»¶øºóôàÔò±ØÐë´ÓͨÐÐÖ¤µÄÌø°åÒ³Ãæ½øÈë²ÅÐС£
               ¸ù¾ÝÉÏÊöÎÊÌ⣬¸ø¼¸µã½¨Ò飺
              a). ²»ÒªÊ¹ÓÃÓÀ¾ÃÐÔ Cookie £¬Ó¦Ö¸Ã÷Éí·ÝÑé֤ƱµÄ¹ýÆÚʱ¼ä£¬×¢Òâ²»ÊÇ Cookie µÄÓÐЧÆÚ¡£
              b). ÔÚÉí·ÝÑé֤ƱµÄ UserData ÖмÓÈëÆäËüµÄÑéÖ¤ÐÅÏ¢»ò´æ·ÅÓû§ ID
              c). ÔÚÍøÂçͨ³©µÄÇé¿öÏ£¬±ÈÈç¾ÖÓòÍø£¬Õ¾µãÓÖÏà¶Ô½ÏÉÙ£¬½¨ÒéÑ¡ÓÃÌìÅ®¡£50 ¸öÕ¾µãÖ®¼ä×öÌø×ªÓ¦¸Ã²»»á³¬¹ý 10 Ã루ǰÌáÊÇÒѱàÒëºÃÁË£¬ÇÒ²»Êdzõ´Î·ÃÎÊ£©¡£
              Èý¡¢ ¿çÓòÃû¡¢¿ç·þÎñÆ÷µÄÍ˳ö·½·¨
              Ö»ÒªÀí½âÁË¡°ÌìŮɢ»¨¡±£¬Í˳ö¾Í±È½ÏÈÝÒ×À²¡£ÎªÃ¿¸öÕ¾µã×¼±¸Ò»¸öÓÃÓÚÍ˳öµÄÒ³Ãæ£¬ÈçÏ£º
              a). http://localhost/FormTest/Public/Logout.aspx
              b). http://127.0.0.1/FormTest/Public/Logout.aspx 
              c). http://My_Computer_Name/Public/FormTest/Logout.aspx 
              private 
                void Page_Load(object sender, System.EventArgs e)
               
                 {
               
                     
                System.Web.Security.FormsAuthentication.SignOut();//ɾ³ý 
                Cookie ÖеÄÉí·ÝÑé֤Ʊ
               
                     string 
                from = Request["FromUrl"];
               
                     string 
                next = Request["NextUrl"];
               
                     string 
                url = next.Split(';')[0];
               
                     next 
                = next.Replace(url+";","");
               
                     if(url!="")
               
                     {
               
                        Response.Redirect(url+"?FromUrl="+from+"&NextUrl="+next);
               
                     }
               
                     else
               
                     {
               
                        Response.Redirect(from);
               
                     }
               
                 }
              
¶ÔÀ²£¬»¹ÓÐÒ»ÕÅ LogoutTransfer.aspx. £¬´úÂëż¾Í²»Ð´£¬´ó¼Ò×Ô¸öÍê³É°É¡£