1//------------------------------------------------------------------------------
  2// <copyright company="Tunynet">
  3//     Copyright (c) Tunynet Network Technology Co., Ltd.  All rights reserved.
  4// </copyright> 
  5//------------------------------------------------------------------------------
  6
  7using System;
  8using System.Web;
  9using System.Web.UI.HtmlControls;
 10using System.Web.UI.WebControls;
 11
 12using SpaceBuilder.Blogs.Components;
 13using SpaceBuilder.Components;
 14using SpaceBuilder.Controls.Utils;
 15using SpaceBuilder.Security;
 16using SpaceBuilder.Controls;
 17using TunyNet.Utils;
 18using System.Text;
 19using SpaceBuilder.Configuration;
 20
 21namespace SpaceBuilder.Blogs.Controls
 22...{
 23    /**//// <summary>
 24    /// Summary description for CommentForum.
 25    /// </summary>
 26    public class CommentForm : WeblogThemedControl
 27    ...{
 28        private TextBox subject;
 29        private TextBox author;
 30        private Editor body;
 31        private TextBox url;
 32        private CheckBox rememberMe;
 33        private LinkButton saveButton;
 34        private Label Message;
 35        private StatusMessage statusMessage;
 36        private Literal maxLengthPerReply;
 37        private CustomValidator replayCustomValidator;
 38
 39        HtmlContainerControl verifyCodeBlock;
 40        TextBox verifyCode;
 41        Image verifyCodeImage;
 42
 43        protected override void AttachChildControls()
 44        ...{
 45            subject = FindControl("Subject") as TextBox;
 46            author = FindControl("Author") as TextBox;
 47            body = FindControl("Body") as Editor;
 48            url = FindControl("URL") as TextBox;
 49
 50            verifyCodeBlock = FindControl("VerifyCodeBlock") as HtmlContainerControl;
 51
 52            if (Context.Request.IsAuthenticated)
 53            ...{
 54                author.Text = CurrentUser.DisplayName;
 55                url.Text = CurrentUser.Weblog;
 56                (FindControl("AuthorDT") as HtmlTableRow).Visible = false;
 57                (FindControl("AuthorDT") as HtmlTableRow).EnableViewState = false;
 58                (FindControl("AuthorDD") as HtmlTableCell).Visible = false;
 59                (FindControl("AuthorDD") as HtmlTableCell).EnableViewState = false;
 60                (FindControl("UrlDT") as HtmlTableRow).Visible = false;
 61                (FindControl("UrlDT") as HtmlTableRow).EnableViewState = false;
 62                (FindControl("UrlDD") as HtmlTableCell).Visible = false;
 63                (FindControl("UrlDD") as HtmlTableCell).EnableViewState = false;
 64            }
 65            else
 66            ...{
 67                CheckCookie();
 68            }
 69
 70            maxLengthPerReply = FindControl("MaxLengthPerReply") as Literal;
 71            if (maxLengthPerReply != null)
 72            ...{
 73                maxLengthPerReply.Text = string.Format("请您将字数限制在 {0} 以内",SpaceBuilder.Configuration.UserDomainConfiguration.Instance().MaxLengthPerReply);
 74            }
 75            replayCustomValidator = FindControl("ReplayCustomValidator") as CustomValidator;
 76            if (replayCustomValidator != null)
 77            ...{
 78                replayCustomValidator.ErrorMessage = string.Format("请您将字数限制在 {0} 以内", SpaceBuilder.Configuration.UserDomainConfiguration.Instance().MaxLengthPerReply);
 79            }
 80            rememberMe = FindControl("RememberMe") as CheckBox;
 81            saveButton = FindControl("SaveButton") as LinkButton;
 82            Message = FindControl("Message") as Label;
 83            verifyCode = FindControl("VerifyCode") as TextBox;
 84            verifyCodeImage = FindControl("VerifyCodeImage") as Image;
 85
 86            saveButton.Click += new EventHandler(btnSubmit_Click);
 87
 88            rememberMe.Text = "记住我的信息?";
 89        }
 90
 91        private BlogThread _dataSource;
 92        public BlogThread DataSource
 93        ...{
 94            get
 95            ...{
 96                if (_dataSource == null)
 97                ...{
 98                    if (ViewState["PostID"] != null)
 99                        return BlogPosts.GetThread((int)ViewState["PostID"], false);
100                    else
101                        return null;
102                }
103                else
104                    return this._dataSource;
105            }
106            set
107            ...{
108                this._dataSource = value;
109                ViewState["PostID"] = value.PostID;
110            }
111        }
112
113        protected override void OnLoad(EventArgs e)
114        ...{
115            if (this.Visible)
116            ...{
117                this.EnsureChildControls();
118                if (this.DataSource == null)
119                ...{
120                    throw new SBException(SBExceptionType.ResourceNotFound, "The blog is not found!");
121                }
122                if (UseVerifyCode && verifyCodeBlock != null)
123                ...{
124                    verifyCodeBlock.Visible = true;
125                    verifyCodeBlock.EnableViewState = false;
126                    verifyCodeImage.ImageUrl = GlobalUrls.Instance().VerifyCodeImage(4, 15, true, false);
127                    verifyCodeImage.ToolTip = "看不清？点击换一个验证码";
128                    verifyCodeImage.Attributes["onclick"] = "this.src=this.src+'?'";
129                }
130
131                if (CurrentWeblog.EnableNewComments(CurrentUser))
132                ...{
133                    subject.Text = "re: " + DataSource.Subject;
134                }
135                else
136                ...{
137                    this.Visible = false;
138                    this.EnableViewState = false;
139                    return;
140                }
141            }
142            base.OnLoad(e);
143        }
144
145        private void btnSubmit_Click(object sender, EventArgs e)
146        ...{
147            if (UseVerifyCode && verifyCodeBlock != null)
148            ...{
149                string verifyCodeFromCookie = Globals.GetVerifyCodeFromCookie(Context);
150                if (!verifyCode.Text.Trim().Equals(verifyCodeFromCookie, StringComparison.CurrentCultureIgnoreCase))
151                ...{
152                    CustomValidator cv = FindControl("CustomValidatorVerifyCode") as CustomValidator;
153                    if (cv != null)
154                        cv.IsValid = false;
155
156                    return;
157                }
158            }
159            
160            if (!Page.IsValid || !CurrentWeblog.EnableNewComments(CurrentUser))
161                return;
162            if (body.Text.Length > SpaceBuilder.Configuration.UserDomainConfiguration.Instance().MaxLengthPerReply)
163            ...{
164                replayCustomValidator.IsValid = false;
165                return;
166            }
167
168            BlogPost entry = new BlogPost();
169            entry.TitleUrl = url.Text;
170            entry.Subject = subject.Text;
171            entry.Body = body.Text;
172            entry.Excerpt = string.Empty;
173            entry.IsApproved = !CurrentWeblog.IsPostModerated(DataSource, CurrentUser);
174            entry.ParentID = DataSource.PostID;
175            entry.ThreadID = DataSource.ThreadID;
176
177            entry.BlogPostType = BlogPostType.Comment;
178            entry.SectionID = DataSource.SectionID;
179            entry.PostDate = DateTime.Now;
180
181            if (Context.Request.IsAuthenticated)
182            ...{
183                entry.Author = CurrentUser.DisplayName;
184                entry.UserID = CurrentUser.UserID;
185            }
186            else
187            ...{
188                entry.Author = author.Text;
189                entry.UserID = Users.GetAnonymousUser().UserID;
190
191                // Make sure the URL starts with http://
192                if (!entry.TitleUrl.StartsWith("http"))
193                    entry.TitleUrl = "http://" + entry.TitleUrl;
194
195                // If it is empty, set it to nothing
196                if (entry.TitleUrl == "http://")
197                    entry.TitleUrl = string.Empty;
198
199                if (rememberMe.Checked)
200                ...{
201                    HttpCookie userCookie = new HttpCookie("CommentUser");
202                    userCookie["Name"] = System.Web.HttpUtility.UrlEncode(author.Text, System.Text.Encoding.Default);
203                    userCookie["Url"] = System.Web.HttpUtility.UrlEncode(url.Text, System.Text.Encoding.Default);
204                    Context.Response.SetCookie(userCookie);
205                }
206            }
207
208            entry = BlogPosts.CreatePost(entry);
209            if (entry.PostID > 0)
210            ...{
211                //Context.Response.Redirect(BlogUrls.Instance().ShowPost(DataSource,CurrentWeblog), true);
212                //Context.Response.Redirect(BlogUrls.Instance().CommentPosted(DataSource, CurrentWeblog));
213                statusMessage = FindControl("StatusMessage") as StatusMessage;
214                if (statusMessage != null)
215                ...{
216                    statusMessage.MessageType = StatusMessageType.Success;
217                    statusMessage.Text = "您的评论已经成功提交，但是因为缓存或者需要审核，可能并不会立即被显示";
218                    statusMessage.Visible = true;
219                    statusMessage.EnableRedirect = true;
220                    statusMessage.RedirectUrl = BlogUrls.Instance().ShowPost(DataSource, CurrentWeblog);
221
222                    saveButton.Enabled = false;
223                }
224            }
225        }
226
227        private void CheckCookie()
228        ...{
229            if (!Page.IsPostBack)
230            ...{
231                HttpCookie user = Context.Request.Cookies["CommentUser"];
232                if (user != null)
233                ...{
234                    author.Text = System.Web.HttpUtility.UrlDecode(user["Name"], Encoding.Default);
235                    url.Text = System.Web.HttpUtility.UrlDecode(user["Url"], Encoding.Default);
236                }
237                else
238                ...{
239                    author.Text = "匿名用户";
240                }
241            }
242        }
243
244        /**//// <summary>
245        /// 是否使用验证码
246        /// </summary>
247        private bool UseVerifyCode
248        ...{
249            get ...{ return (!Context.Request.IsAuthenticated && SiteSettingsManager.GetSiteSettings().EnableVerifyCodeToAnonymous); }
250        }
251
252    }
253}
254