C# 远程更新

一段服务器端配置文件，一段客户端配置文件，一段下载代码。

RemoteXmlFile.xml

<?xml version="1.0" encoding="utf-8"?><configuration>  <Item key="client" value="20121228" content="tlnews001,tlnews002,tlnews003" size="3" />  <Item key="renbao" value="20121228" content="a2.pdf,a1.pdf,a3.pdf,a4.pdf,a5.pdf,a6.pdf,a7.pdf,a8.pdf" size="4777360" />  <Item key="cenbao" value="20121228" content="a1.pdf,a2.pdf,a4.pdf,a6.pdf,a3.pdf,a5.pdf,a8.pdf,a7.pdf,a10.pdf,a9.pdf,a11.pdf" size="5542552" />  <Item key="button" value="20121124 10:59:52" content="" size="" />  <Item key="banner" value="20121124 10:55:40" content="" size="" />  <Item key="web" value="20121218 10:16:40" content="index.html" size="2116" />  <Item key="pb" value="20121124 10:56:21" content="" size="" /></configuration>

AnalysisXml.cs

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Xml;namespace comback{    class AnalysisXml    {        //更新本地配置文件节点值        public void UpdateLocalXml(string xmlPath, string updateKey, string updateValue, string updateContent, string updateSize)        {            XmlDocument xDoc = new XmlDocument();            try            {                xDoc.Load(xmlPath);                foreach (XmlNode node in xDoc.DocumentElement.ChildNodes)                {                    string key = node.Attributes["key"].Value;                    if (key == updateKey)                    {                        node.Attributes["value"].Value = updateValue;                        node.Attributes["content"].Value = updateContent;                        node.Attributes["size"].Value = updateSize;                        xDoc.Save(xmlPath);                        break;                    }                }            }            catch (Exception ee)            {                System.Windows.Forms.MessageBox.Show("在AnalysisXml类中操作UpdateLocalXml时异常：" + ee.Message);            }        }    }}

ClientXmlFile.xml

<?xml version="1.0" encoding="utf-8"?><configuration>  <Item key="renbao" value="20121219" />  <Item key="cenbao" value="20121219" />  <Item key="button" value="20121124 10:59:52" />  <Item key="banner" value="20121124 10:55:40" />  <Item key="web" value="20121218 10:16:40" />  <Item key="pb" value="20121124 10:56:21" /></configuration>

AnalysisXml.cs

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Xml;using System.Windows.Forms;namespace ClientIIS{    //解析xml配置文件    class AnalysisXml    {        //获取app.config值        public string GetValue(string appKey)        {            XmlDocument xDoc = new XmlDocument();            try            {                xDoc.Load(Application.StartupPath + "\\App.config");                XmlNode xNode;                XmlElement xElem;                xNode = xDoc.SelectSingleNode("//appSettings");                xElem = (XmlElement)xNode.SelectSingleNode("//add[@key='" + appKey + "']");                if (xElem != null)                    return xElem.GetAttribute("value");                else                    return "";            }            catch (Exception ee)            {                LogManager.WriteLog(LogFile.XmlError, "", "在AnalysisXml类中操作GetValue时异常：" + ee.Message);            }            return "";        }        //修改远程文件（.ini）        public void UpdateRemoteFile(string xmlPath, string updateKey, string updateValue)        {            XmlDocument xDoc = new XmlDocument();            try            {                xDoc.Load(xmlPath);                foreach (XmlNode node in xDoc.DocumentElement.ChildNodes)                {                    string key = node.Attributes["key"].Value;                    if (key == updateKey)                    {                        node.Attributes["value"].Value = updateValue;                        xDoc.Save(xmlPath);                        MessageBox.Show("修改成功!");                        break;                    }                }            }            catch (Exception ee)            {                LogManager.WriteLog(LogFile.XmlError, "", "在AnalysisXml类中操作UpdateLocalXml时异常：" + ee.Message);            }        }        List<ClientFileInfo> remoteList = new List<ClientFileInfo>();        //获取远程配置文件信息        public List<ClientFileInfo> GetRemoteXmlValue(string xmlPath)        {            XmlDocument xDoc = new XmlDocument();            try            {                xDoc.Load(xmlPath);                               foreach (XmlNode node in xDoc.DocumentElement.ChildNodes)                {                    string key = node.Attributes["key"].Value;                    string value = node.Attributes["value"].Value;                    string content = node.Attributes["content"].Value;                    string size = node.Attributes["size"].Value;                    //我想到了一个温柔的你，可以用你来抚平创伤                    if (string.IsNullOrEmpty(content) || string.IsNullOrEmpty(size))                    {                        continue;                    }                    ClientFileInfo file = new ClientFileInfo(key, value, content, size);                    remoteList.Add(file);                }            }            catch (Exception ee)            {                LogManager.WriteLog(LogFile.XmlError, "", "在AnalysisXml类中操作GetRemoteXmlValue时异常：" + ee.Message);              }            return remoteList;        }        //获取本地配置文件信息        List<ClientFileInfo> localList = new List<ClientFileInfo>();        public List<ClientFileInfo> GetLocalXmlValue(string xmlPath)        {            XmlDocument xDoc = new XmlDocument();            try            {                xDoc.Load(xmlPath);                foreach (XmlNode node in xDoc.DocumentElement.ChildNodes)                {                    string key = node.Attributes["key"].Value;                    string value = node.Attributes["value"].Value;                    ClientFileInfo file = new ClientFileInfo(key, value);                    localList.Add(file);                }            }            catch (Exception ee)            {                LogManager.WriteLog(LogFile.XmlError, "", "在AnalysisXml类中操作GetLocalXmlValue时异常：" + ee.Message);            }            return localList;        }        //更新本地配置文件节点值        public void UpdateLocalXml(string xmlPath, string updateKey,string updateValue)        {            XmlDocument xDoc = new XmlDocument();            try            {                xDoc.Load(xmlPath);                foreach (XmlNode node in xDoc.DocumentElement.ChildNodes)                {                    string key = node.Attributes["key"].Value;                    if (key == updateKey)                    {                        node.Attributes["value"].Value = updateValue;                        xDoc.Save(xmlPath);                        break;                    }                }            }            catch (Exception ee)            {                LogManager.WriteLog(LogFile.XmlError, "", "在AnalysisXml类中操作UpdateLocalXml时异常：" + ee.Message);            }        }    }}

 private void DownloadFile()        {            try            {                if (updateFileList != null && updateFileList.Count > 0)                {                    for (int i = 0; i < updateFileList.Count; i++)                    {                        string downFile = this.updateFileList[i];                        string saveFile = this.saveFileList[i];                        clientDownload = new WebClient();                        if (clientDownload.IsBusy)                        {                            clientDownload.CancelAsync();                        }                        clientDownload.DownloadFileAsync(new Uri(downFile), saveFile, saveFile);                        clientDownload.DownloadFileCompleted += new AsyncCompletedEventHandler(client_DownloadFileCompleted);                    }                }            }            catch(Exception ee)            {                LogManager.WriteLog(LogFile.OtherError, "", "在程序ClientIIS的ClientIISForm类中操作DownloadFile时异常：" + ee.Message);            }        }