templetedit.ascx.cs

如果不使用IIS,请先运行 XSP.exe,待提示已侦听 8080端口后

using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using DNNLite.AdminControl;
using DNNLite.Security;
using DNNLite.Entites.Modules;
using System.IO;

using System.Text.RegularExpressions;

public partial class admin_Templet_TempletEdit :  PortalModuleBase 
{
    protected void Page_Load(object sender, EventArgs e)
    {
        
    }

    

    #region 选中文件

    protected void fileManage1_SelFile(string file)
    {
        if (!file.EndsWith(".htm") &&
            !file.EndsWith(".html")
            )
        {
            return;
        }
        ViewState["file"] = file;
        BindHistory(file);

        using (StreamReader reader = new StreamReader(Server.MapPath(file)))
        {
            txteditor.Text = reader.ReadToEnd();
        }

        MultiView1.ActiveViewIndex = 1;
    }

    #endregion

    protected void btnCancal_Click(object sender, EventArgs e)
    {
        MultiView1.ActiveViewIndex = 0;
    }

    #region 分析

    protected void btnDo_Click(object sender, EventArgs e)
    {
        txteditor.Text = Analysis(txteditor.Text);
    }

    private string Analysis(string input)
    {
        string pattern = @"(<img\s+[^<>]*?src\s*=\s*""(?<SRC>[^""]*?)""[^<>]*?>)";
        input = replacelink(pattern, input , "SRC");

        pattern = @"(<img\s+[^<>]*?src\s*=\s*'(?<SRC>[^']*?)'[^<>]*?>)";
        input = replacelink(pattern, input , "SRC");

        pattern = @"(<img\s+[^<>]*?src\s*=\s*(?<SRC>[^""'\s<>]*?)(\s+|/)[^<>]*?>)";
        input = replacelink(pattern, input, "SRC");

        pattern = @"(<link\s+[^<>]*?href\s*=\s*""(?<SRC>[^""]*?)""[^<>]*?>)";
        input = replacelink(pattern, input, "SRC");

        pattern = @"(<script\s+[^<>]*?src\s*=\s*""(?<SRC>[^""]*?)""[^<>]*?>)";
        input = replacelink(pattern, input, "SRC");

        //css中的 url(images/l_tbg_1.gif) 这类地址
        pattern = @"\{[^\{]*?url\((?<SRC>[^\)]*?)\)[^}]*?}";
        input = replacelink(pattern, input, "SRC");

        //html标记的background 标志
        pattern = @"<\w+?\s+[^<>]*?background\s*=\s*""(?<SRC>[^""]*?)""[^<>]*?>";
        input = replacelink(pattern, input, "SRC");

        pattern = @"<\w+?\s+[^<>]*?background\s*=\s*'(?<SRC>[^']*?)'[^<>]*?>";
        input = replacelink(pattern, input, "SRC");

        pattern = @"(<\w+?\s+[^<>]*?background\s*=\s*(?<SRC>[^""'\s<>]*?)(\s+|/)[^<>]*?>)";
        input = replacelink(pattern, input, "SRC");

#region 分析#FFFFFF之类颜色

        //////**分析类似#FFFFFF 之类的颜色
        ////pattern = @"([\s""':]|^)(?<color>#[a-zA-Z_0-9]{6})([\s""']|$)";
        ////Regex reg = new Regex(pattern, RegexOptions.Singleline  );

        ////Match m = reg.Match(input);
        ////while  (m.Success)
        ////{
        ////    input = input.Substring(0, m.Groups["color"].Index) +
        ////        "#" + m.Groups["color"].Value + input.Substring(m.Groups["color"].Index + m.Groups["color"].Length);
        ////    m = reg.Match(input);
        ////}

#endregion


        return input;

    }

    private string replacelink(string pattern, string input, string groupname)
    { 
        Regex  reg=new Regex(pattern, RegexOptions.Multiline | RegexOptions.IgnoreCase);
        string result = input;

        string file = ViewState["file"].ToString();

        string dir = ResolveUrl( System.IO.Path.GetDirectoryName(file));

        if (!dir.EndsWith("/")) { dir += "/"; }

        foreach (Match m in reg.Matches(input ))
        {
            string src = m.Groups[groupname].Value;
            if(!string.IsNullOrEmpty(src ) && 
                ! src.StartsWith(@"/") &&
                (src.IndexOf(@"://")<0 ))
            {
                string str1 = dir  + src;
                string str2 = m.Value.Replace(src, str1);
                result = result.Replace(m.Value, str2);
            }

        }

        return result;

    }

    #endregion

    #region 保存
    protected void btnSave_Click(object sender, EventArgs e)
    {
        BackUp(ViewState["file"].ToString());

        BindHistory(ViewState["file"].ToString());

        string file= Server.MapPath( ViewState["file"].ToString());

        try
        {
            using (FileStream fs = new FileStream(file, FileMode.Create, FileAccess.Write))
            {
                using (StreamWriter sw = new StreamWriter(fs))
                {
                    sw.Write( txteditor.Text  );
                }
            }


        }
        catch ( IOException ex)
        {
            lblerr.Text = ex.Message;
        }



    }
    #endregion

    #region 备份文件

    private void BackUp(string filename)
    {
        
        string vtargetfilename = filename.Replace("~/Templets/", "~/TempletBackUp/");
        string targetfilename = Server.MapPath(vtargetfilename);

        string[] dir = Path.GetDirectoryName(vtargetfilename.Replace("~/", "/")).Split('/');
        string testdir = Server.MapPath("~/");

        for (int i = 0; i < dir.Length; i++)
        {
            testdir = testdir + dir[i];
            if (!Directory.Exists(testdir))
            {
                Directory.CreateDirectory(testdir);
            }
            testdir += '\\';
        }

        targetfilename = Path.GetFileNameWithoutExtension(targetfilename) +
            "_" + DateTime.Now.ToString("yyyyMMddhhmmffff") + Path.GetExtension(targetfilename);

        File.Copy(Server.MapPath(filename), testdir+ targetfilename);
    }

    #endregion

    #region 列举备份文件

    private void BindHistory(string filename)
    {
        string vtargetfilename = filename.Replace("~/Templets/", "~/TempletBackUp/");
        string backupdir = Path.GetDirectoryName( Server.MapPath(vtargetfilename));

        string pattern = Path.GetFileNameWithoutExtension(filename) +
            "_*" + Path.GetExtension(filename);


        try
        {
            string[] fs = Directory.GetFiles(backupdir, pattern, SearchOption.TopDirectoryOnly);

            for (int i = 1; i < fs.Length; i++)
            {
                for (int j = 0; j < fs.Length - i; j++)
                {
                    if (string.Compare(fs[j], fs[j + 1], StringComparison.CurrentCultureIgnoreCase) < 0)
                    {
                        string temp = fs[j]; fs[j] = fs[j + 1]; fs[j + 1] = temp;
                    }
                }
            }

            ddlHistory.Items.Clear();
            ddlHistory.Items.Add("选择一个备份");

            for (int i = 0; i < fs.Length && i < 12; i++)
            {
                ddlHistory.Items.Add(new ListItem(
                    Path.GetFileName(fs[i]),
                    fs[i]
                    ));
            }

        }
        catch (System.IO.DirectoryNotFoundException)
        {
            ddlHistory.DataSource = null;
            ddlHistory.DataBind();
        }
        



    }

    #endregion


    #region 从备份文件读取到编辑框

    protected void btnHistory_Click(object sender, EventArgs e)
    {
        if (ddlHistory.SelectedIndex < 1) { return; }
        using (StreamReader reader = new StreamReader(ddlHistory.SelectedValue ))
        {
            txteditor.Text = reader.ReadToEnd();
        }
    }

    #endregion

}