当前文件路径：BlogEngine/admin/Pages/Users.aspx.cs

		            
  1Using#region Using
  2
  3using System;
  4using System.Data;
  5using System.Configuration;
  6using System.Collections;
  7using System.Web;
  8using System.Web.Security;
  9using System.Web.UI;
 10using System.Web.UI.WebControls;
 11using System.Web.UI.WebControls.WebParts;
 12using System.Web.UI.HtmlControls;
 13using BlogEngine.Core.Providers;
 14using BlogEngine.Core;
 15
 16#endregion
 17
 18public partial class admin_newuser : System.Web.UI.Page
 19...{
 20    protected void Page_Load(object sender, EventArgs e)
 21    ...{
 22        gridUsers.RowEditing += new GridViewEditEventHandler(grid_RowEditing);
 23        gridUsers.RowUpdating += new GridViewUpdateEventHandler(grid_RowUpdating);
 24        gridUsers.RowCancelingEdit += delegate ...{ Response.Redirect(Request.RawUrl); };
 25        gridUsers.RowDeleting += new GridViewDeleteEventHandler(grid_RowDeleting);
 26        gridUsers.RowDataBound += new GridViewRowEventHandler(gridUsers_RowDataBound);
 27
 28        CreateUserWizard1.CreatingUser += new LoginCancelEventHandler(CreateUserWizard1_CreatingUser);
 29        CreateUserWizard1.CreatedUser += new EventHandler(CreateUserWizard1_CreatedUser);
 30
 31        Page.Title = Resources.labels.users;
 32
 33        if (!Page.IsPostBack)
 34            BindGrid();
 35    }
 36
 37    void CreateUserWizard1_CreatingUser(object sender, LoginCancelEventArgs e)
 38    ...{
 39        if (Membership.GetUser(CreateUserWizard1.UserName) != null)
 40        ...{
 41            e.Cancel = true;
 42            lblError.Visible = true;
 43        }
 44    }
 45
 46    void gridUsers_RowDataBound(object sender, GridViewRowEventArgs e)
 47    ...{
 48        if (e.Row.RowType == DataControlRowType.DataRow && !Page.IsPostBack)
 49        ...{
 50            LinkButton delete = e.Row.Cells[0].Controls[2] as LinkButton;
 51            DataBoundLiteralControl username = e.Row.Cells[1].Controls[0] as DataBoundLiteralControl;
 52            string text = string.Format(Resources.labels.areYouSure, Resources.labels.delete.ToLowerInvariant(), username.Text.Trim());
 53            delete.OnClientClick = "return confirm('" + text.Replace("'", "\\'") + "')";
 54        }
 55    }
 56
 57    private void BindGrid()
 58    ...{
 59        int count = 0;
 60        gridUsers.DataSource = Membership.Provider.GetAllUsers(0, 999, out count);
 61        gridUsers.DataKeyNames = new string[] ...{ "username" };
 62        gridUsers.DataBind();
 63        if (count > 0)
 64        gridUsers.HeaderRow.Cells[1].Text = Resources.labels.userName;
 65    }
 66
 67    /**//// <summary>
 68    /// Handles the RowDeleting event of the grid control.
 69    /// </summary>
 70    /// <param name="sender">The source of the event.</param>
 71    /// <param name="e">The <see cref="System.Web.UI.WebControls.GridViewDeleteEventArgs"/> instance containing the event data.</param>
 72    void grid_RowDeleting(object sender, GridViewDeleteEventArgs e)
 73    ...{
 74        string username = (string)gridUsers.DataKeys[e.RowIndex].Value;
 75        Membership.DeleteUser(username);
 76        string[] roles = Roles.GetRolesForUser(username);
 77        Roles.RemoveUserFromRoles(username, roles);
 78        Response.Redirect(Request.RawUrl);
 79    }
 80
 81    /**//// <summary>
 82    /// Handles the RowUpdating event of the grid control.
 83    /// </summary>
 84    /// <param name="sender">The source of the event.</param>
 85    /// <param name="e">The <see cref="System.Web.UI.WebControls.GridViewUpdateEventArgs"/> instance containing the event data.</param>
 86    void grid_RowUpdating(object sender, GridViewUpdateEventArgs e)
 87    ...{
 88        string username = (string)gridUsers.DataKeys[e.RowIndex].Value;
 89        TextBox txtPassword = (TextBox)gridUsers.Rows[e.RowIndex].FindControl("txtPassword");
 90        TextBox txtEmail = (TextBox)gridUsers.Rows[e.RowIndex].FindControl("txtEmail");
 91        TextBox txtUsername = (TextBox)gridUsers.Rows[e.RowIndex].FindControl("txtUsername");
 92
 93        MembershipUser oldUser = Membership.GetUser(username);
 94        string[] oldRoles = Roles.GetRolesForUser(username);
 95        Membership.DeleteUser(username);
 96
 97        MembershipUser user = Membership.CreateUser(txtUsername.Text, txtPassword.Text, txtEmail.Text);
 98        if (oldRoles.Length > 0)
 99            Roles.AddUserToRoles(username, oldRoles);
100
101        if (username != txtUsername.Text)
102        ...{
103            UpdatePosts(username, txtUsername.Text);
104        }
105
106        Response.Redirect(Request.RawUrl);
107    }
108
109    private static void UpdatePosts(string oldUsername, string newUsername)
110    ...{
111        for (int i = 0; i < Post.Posts.Count; i++)
112        ...{
113            Post post = Post.Posts[i];
114            if (post.Author == oldUsername)
115            ...{
116                foreach (Comment comment in post.Comments)
117                ...{
118                    if (comment.Author == oldUsername)
119                        comment.Author = newUsername;
120                }
121
122                post.Author = newUsername;
123                post.Save();
124            }
125        }
126    }
127
128    /**//// <summary>
129    /// Handles the RowEditing event of the grid control.
130    /// </summary>
131    /// <param name="sender">The source of the event.</param>
132    /// <param name="e">The <see cref="System.Web.UI.WebControls.GridViewEditEventArgs"/> instance containing the event data.</param>
133    void grid_RowEditing(object sender, GridViewEditEventArgs e)
134    ...{
135        gridUsers.EditIndex = e.NewEditIndex;
136        BindGrid();
137    }
138
139    /**//// <summary>
140    /// Handles the CreatedUser event of the CreateUserWizard1 control.
141    /// </summary>
142    /// <param name="sender">The source of the event.</param>
143    /// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
144    void CreateUserWizard1_CreatedUser(object sender, EventArgs e)
145    ...{
146        Response.Redirect("users.aspx", true);
147    }
148
149
150    /**//// <summary>
151    /// Handles the CheckedChanged event of the cb control.
152    /// </summary>
153    /// <param name="sender">The source of the event.</param>
154    /// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
155    protected void cb_CheckedChanged(object sender, EventArgs e)
156    ...{
157        CheckBox cb = (CheckBox)sender;
158        GridViewRow drv = (GridViewRow)cb.Parent.BindingContainer;
159        string _userName = gridUsers.DataKeys[drv.DataItemIndex].Value.ToString();
160        string _roleToUse = cb.Text;
161        if (cb.Checked == false)
162        ...{
163            if (User.Identity.Name != _userName.ToLower())
164                Roles.RemoveUserFromRole(_userName, _roleToUse);
165        }
166        else
167        ...{
168            if (!Roles.IsUserInRole(_userName, _roleToUse))
169                Roles.AddUserToRole(_userName, _roleToUse);
170        }
171        Response.Redirect("users.aspx", true);
172    }
173
174    /**//// <summary>
175    /// Handles the Load event of the gridUsers control.
176    /// </summary>
177    /// <param name="sender">The source of the event.</param>
178    /// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
179    protected void gridUsers_Load(object sender, EventArgs e)
180    ...{
181        for (int i = 0; i < gridUsers.Rows.Count; i++)
182        ...{
183            string[] allRoles = Roles.GetAllRoles();
184            foreach (string _role in allRoles)
185            ...{
186                CheckBox cb = new CheckBox();
187                cb.Text = _role;
188                cb.Checked = Roles.IsUserInRole(gridUsers.DataKeys[i].Value.ToString(), _role);
189                cb.AutoPostBack = true;
190                cb.TextAlign = TextAlign.Right;
191                cb.Style.Add("display", "inline");
192                cb.Style.Add("padding-right", "15px");
193                cb.CheckedChanged += new EventHandler(cb_CheckedChanged);
194                gridUsers.Rows[i].Cells[4].Controls.Add(cb);
195            }
196        }
197    }
198}
199