修改CommunityServer的头尾

修改CommunityServer的尾部信息，如下图片所示。



代码文件位置
CommunityServerControls/Utility/Footer.cs

下面列出了代码，原理很简单。
Footer.cs类从WebControl类继承，private bool IsLicensed()方法返回是否经过Licensed。
protected override void Render(HtmlTextWriter writer)方法对控件的呈观方法进行重写，已达到自定义输入信息的目的。

 1//------------------------------------------------------------------------------
 2// <copyright company="Telligent Systems">
 3//     Copyright (c) Telligent Systems Corporation.  All rights reserved.
 4// </copyright> 
 5//------------------------------------------------------------------------------
 6
 7using System;
 8using System.Web.Caching;
 9using System.Web.UI;
10using System.Web.UI.WebControls;
11using CommunityServer.Components;
12
13namespace CommunityServer.Controls 
14{
15    public class Footer : WebControl 
16    {
17        private bool IsLicensed()
18        {
19            object obj= CSCache.Get("LicenseValidator");
20
21            if(obj == null)
22            {
23                bool isValid  = false;
24                string path = CSContext.Current.MapPath(Globals.ApplicationPath + "/bin/license.xml");
25
26                try
27                {
28                    Type t = Type.GetType("Telligent.CommunityServer.Registration.LicenseValidator, Telligent.CommunityServer.Registration");
29
30                    if(t != null)
31                    {
32                        try
33                        {
34                            Activator.CreateInstance(t, new object[]{path});
35                            isValid = true;
36                        }
37                        catch { } // nothing to do
38                    }
39                }
40                catch { }
41
42                CSCache.Max("LicenseValidator", isValid, new CacheDependency(path));
43                return isValid;
44            }
45            else
46                return (bool)obj;
47        }
48
49        protected override void Render(HtmlTextWriter writer)
50        {
51            writer.WriteLine("<div class=\"copyright\">" + CSContext.Current.SiteSettings.Copyright + "</div>");
52
53            if(!IsLicensed())
54            {
55                // Removal of copywrite is available also with support options at
56                // http://www.telligentsystems.com/Solutions/Forums/
57                //
58                writer.Write("<p align=\"center\" class=\"txt4\">");
59                writer.Write( "<a target=\"_blank\" href=\"http://www.communityserver.org/\"><img alt=\"" + string.Format(ResourceManager.GetString("Footer_PoweredBy"), "Community Server") + "\" border=\"0\" src=\"" + Globals.ApplicationPath + "/utility/CSEULA.GIF" + "\"></a>");
60                writer.Write( "&nbsp;<a target=\"_blank\" href=\"http://www.communityserver.cn/\"><img alt=\"" + string.Format(ResourceManager.GetString("Footer_PoweredBy"), "CnForums.Net") + "\" border=\"0\" src=\"" + Globals.ApplicationPath + "/utility/EULA.GIF" + "\"></a>");
61                writer.Write( "<a href=\"mailto:" + CSContext.Current.SiteSettings.AdminEmailAddress + "\">" + ResourceManager.GetString("Footer_QuestionsProblems") + "</a> | <a href=\"" + Globals.GetSiteUrls().TermsOfUse +"\">" + ResourceManager.GetString("Footer_TermsOfUse") + "</a>");
62                writer.Write("</p>");
63            }
64        }
65    }
66}

在修改Footer.cs文件时，请尽量保留原软件的版权信息。