using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.IO;
using System.Xml.Linq;
using System.Web.UI.HtmlControls;public partial class ResourceManage: System.Web.UI.Page 
{
    private string[] otherCultures = new[] { "nl-NL" };protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            BindResources();
        }
        lbMessage.Text = string.Empty;
    }private void BindResources()
    {
        TreeNode localResourceNode = new TreeNode("App_LocalResources");
        localResourceNode.Expanded = true;
        tv.Nodes.Add(localResourceNode);string rootPath = Server.MapPath("~/");
        DirectoryInfo rootDirectory = new DirectoryInfo(rootPath);
        BuildLocalResouceNode(localResourceNode, rootDirectory);
        divButton.Visible = false;
        lvResource.DataSource = null;
        lvResource.DataBind();
    }private bool BuildLocalResouceNode(TreeNode node, DirectoryInfo directory)
    {
        if (directory.GetFiles("*.as?x.resx", SearchOption.AllDirectories).Length < 1 &&
                 directory.GetFiles("*.master.resx", SearchOption.AllDirectories).Length < 1)
            return false;
        DirectoryInfo[] subDirectories = directory.GetDirectories();
        var resourceDirectories = subDirectories.Where(d => d.Name.ToLower() == "app_localresources");
        var nonResourceDirectories = subDirectories.Except(resourceDirectories);foreach (DirectoryInfo nd in nonResourceDirectories)
        {
            TreeNode nSubNode = new TreeNode(nd.Name);if (BuildLocalResouceNode(nSubNode, nd))
            {
                node.ChildNodes.Add(nSubNode);
            }
            else
            {
                //nSubNode.Dispose();
            }
        }foreach (DirectoryInfo rd in resourceDirectories)
        {
            var resourceFiles = rd.GetFiles("*.as?x.resx", SearchOption.TopDirectoryOnly).OrderBy(f => f.Name)
                .Select(f => new { Name = Path.GetFileNameWithoutExtension(f.Name), FullName = f.FullName });
            var masterFiles = rd.GetFiles("*.master.resx", SearchOption.TopDirectoryOnly).OrderBy(f => f.Name)
           .Select(f => new { Name = Path.GetFileNameWithoutExtension(f.Name), FullName = f.FullName });
            resourceFiles = resourceFiles.Union(masterFiles);foreach (var info in resourceFiles)
            {
                TreeNode fSubNode = new TreeNode(info.Name, info.FullName);
                node.ChildNodes.Add(fSubNode);
            }
        }return true;
    }private void BindResourceData(string resourcePath)
    {try
        {
            XDocument docEn = XDocument.Load(resourcePath);
            var resourceData = (from data in docEn.Descendants().Elements("data")
                                where data.Element("value").Value.Trim() != string.Empty &&
                                !data.Attribute("name").Value.EndsWith(".Value", StringComparison.InvariantCultureIgnoreCase) &&
                                !data.Attribute("name").Value.EndsWith(".SortExpression", StringComparison.InvariantCultureIgnoreCase)
                                select new
                                {
                                    Key = data.Attribute("name").Value,
                                    Values = new KeyValuePair<string, string>[] { new KeyValuePair<string, string>("de-DE", data.Element("value").Value) }.ToList()
                                }).ToList();
            foreach (string culture in otherCultures)
            {
                //if (culture.CultureCode == "de-DE") continue;
                string path = resourcePath.Replace(".resx", "." + culture + ".resx");
                XDocument doc = null;
                if (File.Exists(path))
                    doc = XDocument.Load(path);
                foreach (var resourceItem in resourceData)
                {
                    if (doc == null)
                    {
                        resourceItem.Values.Add(new KeyValuePair<string, string>(culture, null));
                        continue;
                    }
                    XElement ele = doc.Descendants("data").SingleOrDefault(d => d.Attribute("name").Value == resourceItem.Key);
                    if (ele == null)
                        resourceItem.Values.Add(new KeyValuePair<string, string>(culture, null));
                    else
                        resourceItem.Values.Add(new KeyValuePair<string, string>(culture, ele.Element("value").Value));
                }
            }
            lvResource.DataSource = resourceData;
            lvResource.DataBind();
            divButton.Visible = true;
        }
        catch (Exception ex)
        {
            lbMessage.Text = "<font color='Red'>Fail to load file:" + ex.Message.Replace("'", "") + "</font>";
        }
    }protected void btnSave_Click(object sender, EventArgs e)
    {
        try
        {
            Repeater rptCulture = lvResource.FindControl("rptCulture") as Repeater;
            List<KeyValuePair<string, XDocument>> resourceFiles = new List<KeyValuePair<string, XDocument>>();
            string path = null;
            foreach (RepeaterItem item in rptCulture.Items)
            {
                string culture = (item.FindControl("ltlCulture") as Literal).Text;
                if (culture == "de-DE")
                {
                    path = Server.MapPath("~/") + ltlResourceFile.Text;
                }
                else
                {
                    path = Server.MapPath("~/") + ltlResourceFile.Text.Replace(".resx", "." + culture + ".resx");
                }if (!File.Exists(path))
                {
                    File.Copy(path.Replace("." + culture, string.Empty), path);
                }
                XDocument doc = XDocument.Load(path);
                resourceFiles.Add(new KeyValuePair<string, XDocument>(path, doc));
            }
            XNamespace xml = "http://www.w3.org/XML/1998/namespace";
            foreach (ListViewDataItem lvItem in lvResource.Items)
            {
                Repeater rptResourceValue = lvItem.FindControl("rptResourceValue") as Repeater;
                string key = lvResource.DataKeys[lvItem.DisplayIndex].Value.ToString();
                for (int i = 0; i < rptResourceValue.Items.Count; i++)
                {
                    string val = (rptResourceValue.Items[i].FindControl("txtValue") as TextBox).Text.Trim();
                    XElement ele = resourceFiles[i].Value.Descendants("data").SingleOrDefault(d => d.Attribute("name").Value == key);
                    if (ele == null)
                    {
                        ele = new XElement("data", new XAttribute("name", key), new XAttribute(xml + "space", "preserve"), new XElement("value", val));
                        resourceFiles[i].Value.Root.Add(ele);
                    }
                    else
                    {
                        ele.Element("value").SetValue(val);
                    }
                }
            }foreach (var kv in resourceFiles)
            {
                kv.Value.Save(kv.Key);
            }
            lbMessage.Text = "<font color='Green'>Save successfully!</font>";
                    }catch(Exception ex)
        {
            lbMessage.Text = "<font color='Red'>Fail to save:" + ex.Message.Replace("'", "") + "</font>";
        }
             }protected void lvResource_LayoutCreated(object sender, EventArgs e)
    {
        Repeater rptCulture = lvResource.FindControl("rptCulture") as Repeater;
        BindCultureHeader(rptCulture);
    }private void BindCultureHeader(Repeater rptCulture)
    {
        if (rptCulture != null)
        {
            var cultureList = otherCultures.ToList();
            cultureList.Insert(0, "de-DE");
            rptCulture.DataSource = cultureList;
            rptCulture.DataBind();
        }
    }protected void lvResource_ItemDataBound(object sender, ListViewItemEventArgs e)
    {
        if (e.Item.ItemType == ListViewItemType.DataItem)
        {
            Repeater rptResourceValue = e.Item.FindControl("rptResourceValue") as Repeater;
            List<KeyValuePair<string, string>> values = DataBinder.GetPropertyValue((e.Item as ListViewDataItem).DataItem, "Values") as List<KeyValuePair<string, string>>;
            rptResourceValue.DataSource = values;
            rptResourceValue.DataBind();
        }
    }protected void lvResource_ItemCreated(object sender, ListViewItemEventArgs e)
    {
        if (e.Item.ItemType == ListViewItemType.EmptyItem)
        {
            Repeater rptCulture = e.Item.FindControl("rptCulture") as Repeater;
            BindCultureHeader(rptCulture);
            HtmlTableCell tdEmpty = e.Item.FindControl("tdEmpty") as HtmlTableCell;
            tdEmpty.ColSpan = otherCultures.Length + 1;
        }
    }protected void rptCulture_ItemDataBound(object sender, RepeaterItemEventArgs e)
    {
        if (e.Item.ItemType == ListItemType.AlternatingItem || e.Item.ItemType == ListItemType.Item)
        {
            Literal ltlCultureCode = e.Item.FindControl("ltlCultureCode") as Literal;
            ltlCultureCode.Text = e.Item.DataItem.ToString();
        }
    }
    protected void tv_SelectedNodeChanged(object sender, EventArgs e)
    {
         BindResourceData(tv.SelectedNode.Value);
         ltlResourceFile.Text = "App_LocalResources/" + tv.SelectedNode.Text + ".resx";
    }
}

<%@ Page Title="" Language="C#"  AutoEventWireup="true"   CodeFile="ResourceManage.aspx.cs" Inherits="ResourceManage" ValidateRequest="false" culture="auto" meta:resourcekey="PageResource1" uiculture="auto" %><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
    <title></title></head>
<body>
    <form id="form1" runat="server">
<table width="100%" border="0" cellspacing="1" cellpadding="0" style="background-color:#333333">
<tr>
<td style="background-color:#ffffff; width:200px;" valign="top"><asp:TreeView ID="tv" runat="server" 
        onselectednodechanged="tv_SelectedNodeChanged" 
        meta:resourcekey="tvResource1">
    </asp:TreeView>
<a href="MailManage.aspx" target="_blank">Mail Manage</a>
</td>
<td style="background-color:#ffffff"  valign="top"><div id='rightContent'>
        <div style="padding: 10px;" runat="server" id="divButton">
            <asp:Label ID="lbMessage" runat="server" meta:resourcekey="lbMessageResource1"></asp:Label>
            <br />
            <asp:Button runat="server" ID="btnSave" Text="Save" OnClick="btnSave_Click" 
                meta:resourcekey="btnSaveResource1" />
            Resource file:
            <asp:Literal runat="server" ID="ltlResourceFile" 
                meta:resourcekey="ltlResourceFileResource1" />
        </div><asp:ListView runat="server" ID="lvResource" DataKeyNames="Key" OnLayoutCreated="lvResource_LayoutCreated"
            OnItemDataBound="lvResource_ItemDataBound" OnItemCreated="lvResource_ItemCreated">
            <LayoutTemplate>
                <table cellpadding="0" cellspacing="2" border="0" class="resultTable">
                    <thead>
                        <tr>
                            <asp:Repeater runat="server" ID="rptCulture">
                                <ItemTemplate>
                                    <td>
                                        <asp:Literal runat="server" ID="ltlCulture" Text='<%# Container.DataItem %>' />
                                    </td>
                                </ItemTemplate>
                            </asp:Repeater>
                        </tr>
                    </thead>
                    <tbody>
                        <asp:PlaceHolder runat="server" ID="itemPlaceholder" />
                    </tbody>
                </table>
            </LayoutTemplate>
            <ItemTemplate>
                <tr style='<%# Eval("key").ToString().Contains(".value")?"background:#a00":"" %>'>
                    <asp:Repeater runat="server" ID="rptResourceValue">
                        <ItemTemplate>
                            <td>
                                <asp:TextBox runat="server" ID="txtValue" Text='<%# Eval("Value") %>'  TextMode="MultiLine" Rows="5"
                                    Width="400px" meta:resourcekey="txtValueResource1" />
                            </td>
                        </ItemTemplate>
                    </asp:Repeater>
                </tr>
            </ItemTemplate>            
            <EmptyDataTemplate>
                <table cellpadding="0" cellspacing="0" border="0" class="resultTable">
                    <thead>
                        <tr>
                            <asp:Repeater runat="server" ID="rptCulture" OnItemDataBound="rptCulture_ItemDataBound">
                                <ItemTemplate>
                                    <td>
                                        <asp:Literal runat="server" ID="ltlCultureCode" 
                                            meta:resourcekey="ltlCultureCodeResource1" />
                                    </td>
                                </ItemTemplate>
                            </asp:Repeater>
                        </tr>
                    </thead>
                    <tbody>
                        <tr>
                            <td colspan="2" id="tdEmpty" runat="server" align="center">
                                No resource data available
                            </td>
                        </tr>
                    </tbody>
                </table>
            </EmptyDataTemplate>
        </asp:ListView><br /></div>
</td>
</tr>
</table></form>
</body>
</html>