Backup/Discuz.Web/admin/rapidset/onlineupgrade.aspx.cs

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using System;
using System.IO;
using System.Web.UI.WebControls;
using System.Xml;
using Discuz.Common;
using Discuz.Config;
using Discuz.Web.Admin.AutoUpdateManager;


namespace Discuz.Web.Admin
{
    /// <summary>
    /// 单个生成模板页面
    /// </summary>
    public class onlineupgrade : AdminPage
    {
        protected System.Web.UI.WebControls.Label info = new Label();
        protected bool isNew = false;
        protected void Page_Load(object sender, EventArgs e)
        {
            if(!IsPostBack)
            {
                try
                {
                    //合并升级信息
                    MergeUpgradeInfo();
                    //获取官方升级版本列表，并存放到本地upgrade/versionlist.config中
                    AutoUpdate autoUpdate = new AutoUpdate();
                    string fileContnet = autoUpdate.GetVersionList();
                    StreamWriter writer = new StreamWriter(Utils.GetMapPath(BaseConfigs.GetForumPath.ToLower() + "config/upgradeini.config"));
                    writer.Write(fileContnet.Replace("\n", "\r\n"));
                    writer.Close();
                    //取本地更新版本号与官方的最新版本号比较，如果官方有更新，则提示有升级
                    XmlDocument lastupdate = new XmlDocument();
                    lastupdate.Load(Utils.GetMapPath(BaseConfigs.GetForumPath.ToLower() + "config/localupgradeini.config"));
                    DateTime build = StrToDateTime(lastupdate.SelectSingleNode("/localupgrade/requiredupgrade").InnerText);
                    XmlDocument currentupdate = new XmlDocument();
                    currentupdate.LoadXml(fileContnet);
                    XmlNodeList items = currentupdate.SelectNodes("/versionlist/" + BaseConfigs.GetDbType.ToLower() + "/requiredupgrade/item");
                    XmlNode lastItem = items.Item(items.Count - 1);
                    DateTime version = StrToDateTime(lastItem["version"].InnerText);
                    isNew = version > build;
                    if (isNew)
                    {
                        info.Text = "<span style='font-size:20px;padding:0px 0px 15px 0px;display:block;'>检测到最新版本：" + lastItem["versiondescription"].InnerText + "</span>" +
                            "<div style='border: 1px dotted rgb(219, 221, 211);background: #FFFFCC'>" + lastItem["description"].InnerText + "</div>";
                        string script = "var versionList = [";
                        foreach (XmlNode item in items)
                        {
                            if (StrToDateTime(item.FirstChild.InnerText) > build)
                            {
                                script += "{\"version\":\"" + item["version"].InnerText + "\",\"versiondescription\":\"" + item["versiondescription"].InnerText + "\",\"link\":\"" + item["link"].InnerText + "\"},";
                            }
                        }
                        script = script.TrimEnd(',') + "];";
                        base.RegisterStartupScript("", "<script>" + script + "</script>");
                    }
                    else
                    {
                        info.Text = "暂无新版本可更新！";