一个简单的sharepoint密码修改webpart

1 using Microsoft.SharePoint; 
2 using System.Web.Security;
3 using System.Web;
4 using Microsoft.SharePoint.Utilities;
5 using Microsoft.SharePoint.Administration;

  1 protected void Button1_Click(object sender, EventArgs e)
  2         {
  3             
  4             ResetPassword();
  5         }
  6 
  7         private void ResetPassword()
  8         {
  9             SPWeb web = SPContext.Current.Web;
 10 
 11             SPSecurity.RunWithElevatedPrivileges(delegate()
 12             {
 13                 try
 14                 {
 15             
 16                     String ProviderName = GetMembershipProvider(Context);//取得认证提供者名称 17                     //web.CurrentUser.Name为当前用户名，textbox1为旧密码，Textbox3为新密码
 18                     bool re =  Membership.Providers[ProviderName].ChangePassword( web.CurrentUser.Name,TextBox1.Text.Trim(),TextBox3.Text.Trim());

 21                     if (re)
 22                     {
 23                         lable1.Text = "success";//更改成功
 24                     }
 25                     else
 26                     {
 27                         lable1.Text = "false";
 28                     }
 29                 }
 30            
 31                 catch (SPException spex)
 32                 {
 33                     lable1.Text = spex.Message;
 34                 }
 35                 catch (Exception ex)
 36                 {
 37                     lable1.Text = ex.Message;
 38                 }
 39             
 40             });

 56 
 57         }
 58 
 59         public static string GetMembershipProvider(HttpContext context)
 60         {
 61             using (SPSite site = new SPSite(SPUtility.GetPageUrlPath(context)))
 62             {
 63                 return GetMembershipProvider(site);
 64             }
 65         }
 66 
 67         public static string GetMembershipProvider(SPSite site)
 68         {
 69             // get membership provider of whichever zone in the web app is fba enabled
 70             SPIisSettings settings = GetFBAIisSettings(site);
 71             if (settings == null) return null;
 72             return settings.FormsClaimsAuthenticationProvider.MembershipProvider;
 73         }
 74         private static SPIisSettings GetFBAIisSettings(SPSite site)
 75         {
 76             SPIisSettings settings = null;
 77 
 78             // try and get FBA IIS settings from current site zone
 79             try
 80             {
 81                 settings = site.WebApplication.IisSettings[site.Zone];
 82                 if (settings.UseFormsClaimsAuthenticationProvider)
 83                     return settings;
 84             }
 85             catch
 86             {
 87                 // expecting errors here so do nothing                
 88             }
 89 
 90             // check each zone type for an FBA enabled IIS site
 91             foreach (SPUrlZone zone in Enum.GetValues(typeof(SPUrlZone)))
 92             {
 93                 try
 94                 {
 95                     settings = site.WebApplication.IisSettings[(SPUrlZone)zone];
 96                     if (settings.UseFormsClaimsAuthenticationProvider)
 97                         return settings;
 98                 }
 99                 catch
100                 {
101                     // expecting errors here so do nothing                
102                 }
103             }
104 
105             // return null if FBA not enabled
106             return null;
107         }