ASP.NET生成Google站點地圖

原創

fxb1984

2020-06-16 01:47

1    /**//// <summary>
2    /// 生成google網站地圖
3    /// </summary>
4    /// <returns></returns>
5    public static bool BuildGoogleSitemap()
6    {
7        try
8        {
9            string RootDirectory = AppDomain.CurrentDomain.BaseDirectory;
10            XmlTextWriter Writer = new XmlTextWriter(HttpContext.Current.Server.MapPath("~/GoogleSitemaps.xml"), Encoding.UTF8);
11            Writer.Formatting = Formatting.Indented;
12            Writer.WriteStartDocument();
13            Writer.WriteStartElement("urlset", "http://www.google.com/schemas/sitemap/0.84");
14            //遍歷掃描網站所有文件
15            showfiles(RootDirectory, Writer);
16
17            Writer.WriteEndElement();
18            Writer.WriteEndDocument();
19            Writer.Close();
20            return true;
21
22        }
23        catch (Exception err)
24        {
25            return false;
26        }
27    }
28
29    //遍歷掃描網站所有文件
30    static void showfiles(string dirpath, XmlTextWriter Writer)
31    {
32        try
33        {
34            DirectoryInfo dir = new DirectoryInfo(dirpath);
35            foreach (FileInfo f in dir.GetFiles())
36            {
37                string path = dir.FullName.Replace(AppDomain.CurrentDomain.BaseDirectory, "");//文件相對目錄
38                //HttpContext.Current.Response.Write(AppDomain.CurrentDomain.BaseDirectory + "**********" + dir.FullName + "<br>");
39                Writer.WriteStartElement("url");
40
41                Writer.WriteStartElement("loc");
42                StringBuilder sb = new StringBuilder("/" + path + "/" + f.Name);
43                sb.Replace("//", "/").Replace(@"/", "/");
44                Writer.WriteString(ConfigurationManager.AppSettings["WebSiteUrl"].ToString() + sb.ToString());
45                Writer.WriteEndElement();
46
47                Writer.WriteStartElement("lastmod");
48                Writer.WriteString(string.Format("{0:yyyy-MM-dd}", f.LastWriteTime));
49                Writer.WriteEndElement();
50
51                Writer.WriteStartElement("changefreq");
52                Writer.WriteString("always");//更新頻率：always：經常，hourly：小時，daily：天，weekly：周，monthly：月，yearly：年
53                Writer.WriteEndElement();
54
55                Writer.WriteStartElement("priority");
56                Writer.WriteString("0.8");//相對於其他頁面的優先權，此值定於0.0 - 1.0之間
57                Writer.WriteEndElement();
58
59                Writer.WriteEndElement();
60            }
61            foreach (DirectoryInfo d in dir.GetDirectories())
62            {
63                showfiles(d.FullName, Writer);
64            }
65        }
66        catch (Exception) { }
67    }
68