path="/showforum-{0}-{1}.aspx"
pattern = "/showforum-(\d+)(-(\d+))?.aspx"
page="/showforum.aspx"
querystring="forumid=$1^page=$3" />
path="/showtopic-{0}-{1}.aspx"
pattern = "/showtopic-(\d+)(-(\d+))?.aspx"
page="/showtopic.aspx"
querystring="topicid=$1^page=$3" />
path="/userinfo-{0}.aspx"
pattern = "/userinfo-(\d+)*.aspx"
page="/userinfo.aspx"
querystring="userid=$1" />
path="/rss-{0}.aspx"
pattern = "/rss(-(\d+))?.aspx"
page="/rss.aspx"
querystring="forumid=$2" />
using System;
using System.Diagnostics;
using System.Threading;
using System.Web;
using System.Xml;
using System.Text.RegularExpressions;
using Discuz.Common;
namespace Discuz.Forum
{
/**////
/// HttpModule 的摘要说明。
///
public class HttpModule : System.Web.IHttpModule
{
//public readonly static Mutex m=new Mutex();
/**////
/// 实现接口的Init方法
///
///
public void Init(HttpApplication context)
{
OnlineUserFactory.ResetOnlineList();
context.BeginRequest += new EventHandler(ReUrl_BeginRequest);
}
public void Application_onError(Object sender , EventArgs e)
{
HttpApplication application = (HttpApplication)sender;
HttpContext context = application.Context;
//if (context.Server.GetLastError().GetBaseException() is MyException)
{
//MyException ex = (MyException) context.Server.GetLastError().GetBaseException();
context.Response.Write("
");
context.Response.Write("Discuz!NT Error:
");
context.Response.Write("");
context.Response.Write("");
context.Response.End();
}
}
/**////
/// 实现接口的Dispose方法
///
public void Dispose()
{
}
/**////
/// 重写Url
///
/// 事件的源
/// 包含事件数据的 EventArgs
private void ReUrl_BeginRequest(object sender, EventArgs e)
{
BaseConfigInfo config = Providers.BaseConfigProvider.Instance();
if (config == null)
return;
HttpContext context = ((HttpApplication)sender).Context;
string forumPath = BaseConfigFactory.GetForumPath.ToLower();
string requestPath = context.Request.Path.ToLower();
if (requestPath.StartsWith(forumPath))
{
if (requestPath.Substring(forumPath.Length).IndexOf("/") == -1)
{
// 当前样式id
string strTemplateid = ConfigFactory.GetDefaultTemplateID().ToString();
//string ttt = Utils.GetCookie("dnttemplateid");
if (Utils.InArray(Utils.GetCookie("dnttemplateid"), TemplateFactory.GetValidTemplateIDList()))
{
strTemplateid = Utils.GetCookie("dnttemplateid");
}
foreach (SiteUrls.URLRewrite url in SiteUrls.GetSiteUrls().Urls)
{
if (Regex.IsMatch(requestPath, url.Pattern, RegexOptions.Compiled|RegexOptions.IgnoreCase))
{
string newUrl = Regex.Replace(requestPath.Substring(context.Request.Path.LastIndexOf("/")), url.Pattern, url.QueryString, RegexOptions.Compiled|RegexOptions.IgnoreCase);
context.RewritePath(forumPath + "aspx/" + strTemplateid + url.Page, string.Empty, newUrl);
return;
}
}
context.RewritePath(forumPath + "aspx/" + strTemplateid + requestPath.Substring(context.Request.Path.LastIndexOf("/")));
}
else if (requestPath.StartsWith(forumPath + "archiver/"))
{
string path = requestPath.Substring(forumPath.Length + 8);
foreach(SiteUrls.URLRewrite url in SiteUrls.GetSiteUrls().Urls)
{
if (Regex.IsMatch(path, url.Pattern, RegexOptions.Compiled|RegexOptions.IgnoreCase))
{
string newUrl = Regex.Replace(path, url.Pattern, url.QueryString, RegexOptions.Compiled|RegexOptions.IgnoreCase);
context.RewritePath(forumPath + "archiver" + url.Page, string.Empty, newUrl);
return;
}
}
return;
}
else if (requestPath.StartsWith(forumPath + "tools/"))
{
string path = requestPath.Substring(forumPath.Length + 5);
foreach (SiteUrls.URLRewrite url in SiteUrls.GetSiteUrls().Urls)
{
if (Regex.IsMatch(path, url.Pattern, RegexOptions.Compiled|RegexOptions.IgnoreCase))
{
string newUrl = Regex.Replace(path, url.Pattern, url.QueryString, RegexOptions.Compiled|RegexOptions.IgnoreCase);
context.RewritePath(forumPath + "tools" + url.Page, string.Empty, newUrl);
return;
}
}
return;
}
}
}
}
/**///////////////////////////////////////////////////////////////////////
public class SiteUrls
{
内部属性和方法#region 内部属性和方法
private static object lockHelper = new object();
private static volatile SiteUrls instance = null;
string SiteUrlsFile = HttpContext.Current.Server.MapPath(BaseConfigFactory.GetForumPath + "config/urls.config");
private System.Collections.ArrayList _Urls;
public System.Collections.ArrayList Urls
{
get
{
return _Urls;
}
set
{
_Urls = value;
}
}
private System.Collections.Specialized.NameValueCollection _Paths;
public System.Collections.Specialized.NameValueCollection Paths
{
get
{
return _Paths;
}
set
{
_Paths = value;
}
}
private SiteUrls()
{
Urls = new System.Collections.ArrayList();
Paths = new System.Collections.Specialized.NameValueCollection();
XmlDocument xml = new XmlDocument();
xml.Load(SiteUrlsFile);
XmlNode root = xml.SelectSingleNode("urls");
foreach(XmlNode n in root.ChildNodes)
{
if (n.NodeType != XmlNodeType.Comment && n.Name.ToLower() == "rewrite")
{
XmlAttribute name = n.Attributes["name"];
XmlAttribute path = n.Attributes["path"];
XmlAttribute page = n.Attributes["page"];
XmlAttribute querystring = n.Attributes["querystring"];
XmlAttribute pattern = n.Attributes["pattern"];
if (name != null && path != null && page != null && querystring != null && pattern != null)
{
Paths.Add(name.Value, path.Value);
Urls.Add(new URLRewrite(name.Value, pattern.Value, page.Value.Replace("^", "&"), querystring.Value.Replace("^", "&")));
}
}
}
}
#endregion
public static SiteUrls GetSiteUrls()
{
if (instance == null)
{
lock (lockHelper)
{
if (instance == null)
{
instance = new SiteUrls();
}
}
}
return instance;
}
public static void SetInstance(SiteUrls anInstance)
{
if (anInstance != null)
instance = anInstance;
}
public static void SetInstance()
{
SetInstance(new SiteUrls());
}
/**////
/// 输出URL示例
///
///
///
public string Show(int id)
{
return string.Format(Paths["Show"], id);
}
public class URLRewrite
{
成员变量#region 成员变量
private string _Name;
public string Name
{
get
{
return _Name;
}
set
{
_Name = value;
}
}
private string _Pattern;
public string Pattern
{
get
{
return _Pattern;
}
set
{
_Pattern = value;
}
}
private string _Page;
public string Page
{
get
{
return _Page;
}
set
{
_Page = value;
}
}
private string _QueryString;
public string QueryString
{
get
{
return _QueryString;
}
set
{
_QueryString = value;
}
}
#endregion
构造函数#region 构造函数
public URLRewrite(string name, string pattern, string page, string querystring)
{
_Name = name;
_Pattern = pattern;
_Page = page;
_QueryString = querystring;
}
#endregion
}
}
}
本文作者:ws_hgo 来源:http://blog.csdn.net/ws_hgo/
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