commentform.cs

本系统是在asp版《在线文件管理器》的基础上设计制作

//------------------------------------------------------------------------------
// <copyright company="Telligent Systems">
//     Copyright (c) Telligent Systems Corporation.  All rights reserved.
// </copyright> 
//------------------------------------------------------------------------------

using System;
using System.Web;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;

using CommunityServer.Blogs.Components;
using CommunityServer.Components;

namespace CommunityServer.Blogs.Controls
{
    /// <summary>
    /// Summary description for CommentForum.
    /// </summary>
    public class CommentForm : WeblogThemedControl
    {
        private TextBox tbTitle;
        private TextBox tbName;
        private TextBox tbComment;
        private TextBox tbUrl;
        private CheckBox chkRemember;
        private Button btnSubmit;
        private Label Message;
        
        public CommentForm()
        {
            //
            // TODO: Add constructor logic here
            //
        }

        protected override void AttachChildControls()
        {
            tbTitle = FindControl( "tbTitle" ) as TextBox;
            tbName = FindControl( "tbName" ) as TextBox;
            tbComment = FindControl( "tbComment" ) as TextBox;
            tbUrl = FindControl( "tbUrl" ) as TextBox;



            if(Context.Request.IsAuthenticated)
            {
                tbName.Text = CurrentUser.DisplayName;
                (FindControl("NameTitle") as HtmlGenericControl).Visible = false;
                (FindControl("NameDesc") as HtmlGenericControl).Visible = false;
				tbUrl.Text = CurrentUser.Profile.WebLog;
            }

            chkRemember = FindControl( "chkRemember" ) as CheckBox;
            btnSubmit = FindControl( "btnSubmit" ) as Button;
            Message = FindControl( "Message" ) as Label;

            btnSubmit.Click +=new EventHandler(btnSubmit_Click);
            CheckCookie();

            btnSubmit.Text = ResourceManager.GetString( "Submit" );
            chkRemember.Text = ResourceManager.GetString( "Weblog_CommentForm_RememberMe" );
        }

        private WeblogPost _dataSource;
        
        /// <summary>
        /// Property DataSource (WeblogEntry)
        /// </summary>
        public WeblogPost DataSource
        {
            get
            {  return this._dataSource; }
            set
            {  this._dataSource = value; }
        }

        public override void DataBind()
        {
            this.EnsureChildControls();
            tbTitle.Text = "re: " + DataSource.Subject;
        }

		protected override void Authorize(Weblog w)
		{
			base.Authorize (w);
			Permissions.AccessCheck(w,Permission.Reply,CurrentUser);
		}



        private void CheckCookie()
        {
            if(!Page.IsPostBack)
            {
                HttpCookie user = Context.Request.Cookies["CommentUser"];
                if(user != null)
                {
                    tbName.Text = user.Values["Name"];
                    tbUrl.Text = user.Values["Url"];
                }
            }
        }

        private void btnSubmit_Click(object sender, EventArgs e)
        {
            if(!Page.IsValid || !CurrentWeblog.EnableNewComments(DataSource, CurrentUser))
                return;

            WeblogPost entry = new WeblogPost();
            entry.TitleUrl = tbUrl.Text;
            entry.Subject = tbTitle.Text;
            entry.Body = tbComment.Text;
            entry.Excerpt = string.Empty;
            entry.IsApproved =  !CurrentWeblog.IsPostModerated(DataSource,CurrentUser);
            entry.ParentID = DataSource.PostID;

            entry.PostType = PostType.HTML;
            entry.BlogPostType = BlogPostType.Comment;
            entry.SectionID = DataSource.SectionID;
            entry.BloggerTime = entry.PostDate = DateTime.Now;
			entry.SubmittedUserName = tbName.Text;

			// Make sure the URL starts with http://
			if(!entry.TitleUrl.StartsWith("http"))
				entry.TitleUrl = "http://" + entry.TitleUrl;

			// If it is empty, set it to nothing
			if(entry.TitleUrl == "http://")
				entry.TitleUrl = string.Empty;

			if(chkRemember.Checked)
			{
				HttpCookie userCookie = new HttpCookie( "CommentUser" );
				userCookie.Values.Add("Name", tbName.Text);
				userCookie.Values.Add("Url", tbUrl.Text);
				Context.Response.SetCookie(userCookie);
			}

            int postID = -1;
            BlogPostResults result = WeblogPosts.Add(entry, CurrentUser, out postID);
            if(result == BlogPostResults.Success &&  postID > 0)
                Context.Response.Redirect(BlogUrls.Instance().CommentPosted(DataSource,CurrentWeblog));



        }
    }
}