c# 软件自动在线更新代码
程序部份代码参考自:http://www.cnblogs.com/hjs1573/archive/2007/09/11/889826.html
服务器空间为.Net 2.0空间
注意:网盘失效,源码无法下载,不过所有的源代码都已经贴出来了,可以自己新建一个工程,然后把代码复制进去,自行编译
服务器空间文件列表:
/UpdateSize.ashx
/AutoUpdater //此文件夹放更新文件
/AutoUpdater/AutoUpdater.xml
UpdateSize.ashx:
1
<%@ WebHandler Language="C#" Class="UpdateSize" %>
2![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
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using System;
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using System.Web;
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using System.IO;
6![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
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public class UpdateSize : IHttpHandler {
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9
public void ProcessRequest (HttpContext context) {
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string dirPath = context.Server.MapPath("/AutoUpdater/");
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context.Response.ContentType = "text/xml";
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context.Response.Expires = -1;
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context.Response.Write("<?xml version=\"1.0\" encoding=\"utf-8\" ?>");
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context.Response.Write("<UpdateSize Size=\"" + GetUpdateSize(dirPath) + "\" />");
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context.Response.End();
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}
17![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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/// <summary>
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/// 获取所有下载文件大小
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/// </summary>
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/// <returns>返回值</returns>
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private static long GetUpdateSize(string dirPath)
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{
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//判断文件夹是否存在,不存在则退出
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if (!Directory.Exists(dirPath))
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return 0;
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long len;
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len = 0;
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DirectoryInfo di = new DirectoryInfo(dirPath);
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//获取所有文件大小
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foreach (FileInfo fi in di.GetFiles())
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{
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//剔除升级数据文件
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if (fi.Name != "AutoUpdater.xml")
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len += fi.Length;
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}
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return len;
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}
39![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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public bool IsReusable {
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get {
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return false;
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}
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}
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}
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AutoUpdater.xml:
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客户端
conf.config:
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AutoUpdater.cs:
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using System;
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using System.ComponentModel;
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using System.Data;
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using System.Globalization;
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using System.IO;
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using System.Net;
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using System.Text;
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using System.Windows.Forms;
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using System.Xml;
10![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
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namespace Yesuo
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{
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public partial class AutoUpdater : Form
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{
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private WebClient downWebClient = new WebClient();
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private static string dirPath;
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private static long size;//所有文件大小
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private static int count;//文件总数
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private static string[] fileNames;
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private static int num;//已更新文件数
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private static long upsize;//已更新文件大小
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private static string fileName;//当前文件名
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private static long filesize;//当前文件大小
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public AutoUpdater()
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{
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InitializeComponent();
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}
29![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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private void ComCirUpdate_Load(object sender, EventArgs e)
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{
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dirPath = GetConfigValue("conf.config", "Url");
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string thePreUpdateDate = GetTheLastUpdateTime(dirPath);
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string localUpDate = GetConfigValue("conf.config", "UpDate");
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if (!String.IsNullOrEmpty(thePreUpdateDate) && !String.IsNullOrEmpty(localUpDate))
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{
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if (DateTime.Compare(
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Convert.ToDateTime(thePreUpdateDate, CultureInfo.InvariantCulture),
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Convert.ToDateTime(localUpDate, CultureInfo.InvariantCulture)) > 0)
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{
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UpdaterStart();
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}
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else
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{
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UpdaterClose();
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}
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}
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else
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{
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UpdaterClose();
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}
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//UpdaterStart();
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}
54![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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/// <summary>
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/// 开始更新
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/// </summary>
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private void UpdaterStart()
59
{
60
float tempf;
61
//委托下载数据时事件
62
this.downWebClient.DownloadProgressChanged += delegate(object wcsender, DownloadProgressChangedEventArgs ex)
63
{
64
this.label2.Text = String.Format(
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CultureInfo.InvariantCulture,
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"正在下载:{0} [ {1}/{2} ]",
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fileName,
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ConvertSize(ex.BytesReceived),
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ConvertSize(ex.TotalBytesToReceive));
70![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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filesize = ex.TotalBytesToReceive;
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tempf = ((float)(upsize + ex.BytesReceived) / size);
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this.progressBar1.Value = Convert.ToInt32(tempf * 100);
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this.progressBar2.Value = ex.ProgressPercentage;
75
};
76
//委托下载完成时事件
77
this.downWebClient.DownloadFileCompleted += delegate(object wcsender, AsyncCompletedEventArgs ex)
78
{
79
if (ex.Error != null)
80
{
81
MeBox(ex.Error.Message);
82
}
83
else
84
{
85
if (File.Exists(Application.StartupPath + "\\" + fileName))
86
{
87
File.Delete(Application.StartupPath + "\\" + fileName);
88
}
89
File.Move(Application.StartupPath + "\\AutoUpdater\\" + fileName, Application.StartupPath + "\\" + fileName);
90
upsize += filesize;
91
if (fileNames.Length > num)
92
{
93
DownloadFile(num);
94
}
95
else
96
{
97
SetConfigValue("conf.config", "UpDate", GetTheLastUpdateTime(dirPath));
98
UpdaterClose();
99
}
100
}
101
};
102![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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size = GetUpdateSize(dirPath + "UpdateSize.ashx");
104
if (size == 0)
105
UpdaterClose();
106
num = 0;
107
upsize = 0;
108
UpdateList();
109
if (fileNames != null)
110
DownloadFile(0);
111
}
112![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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/// <summary>
114
/// 获取更新文件大小统计
115
/// </summary>
116
/// <param name="filePath">更新文件数据XML</param>
117
/// <returns>返回值</returns>
118
private static long GetUpdateSize(string filePath)
119
{
120
long len;
121
len = 0;
122
try
123
{
124
WebClient wc = new WebClient();
125
Stream sm = wc.OpenRead(filePath);
126
XmlTextReader xr = new XmlTextReader(sm);
127
while (xr.Read())
128
{
129
if (xr.Name == "UpdateSize")
130
{
131
len = Convert.ToInt64(xr.GetAttribute("Size"), CultureInfo.InvariantCulture);
132
break;
133
}
134
}
135
xr.Close();
136
sm.Close();
137
}
138
catch (WebException ex)
139
{
140
MeBox(ex.Message);
141
}
142
return len;
143
}
144![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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/// <summary>
146
/// 获取文件列表并下载
147
/// </summary>
148
private static void UpdateList()
149
{
150
string xmlPath = dirPath + "AutoUpdater/AutoUpdater.xml";
151
WebClient wc = new WebClient();
152
DataSet ds = new DataSet();
153
ds.Locale = CultureInfo.InvariantCulture;
154
155
try
156
{
157
Stream sm = wc.OpenRead(xmlPath);
158
ds.ReadXml(sm);
159
DataTable dt = ds.Tables["UpdateFileList"];
160
StringBuilder sb = new StringBuilder();
161
count = dt.Rows.Count;
162
for (int i = 0; i < dt.Rows.Count; i++)
163
{
164
if (i == 0)
165
{
166
sb.Append(dt.Rows[i]["UpdateFile"].ToString());
167
}
168
else
169
{
170
sb.Append("," + dt.Rows[i]["UpdateFile"].ToString());
171
}
172
}
173
fileNames = sb.ToString().Split(',');
174
sm.Close();
175
}
176
catch (WebException ex)
177
{
178
MeBox(ex.Message);
179
}
180
}
181![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
182
/// <summary>
183
/// 下载文件
184
/// </summary>
185
/// <param name="arry">下载序号</param>
186
private void DownloadFile(int arry)
187
{
188
try
189
{
190
num++;
191
fileName = fileNames[arry];
192
this.label1.Text = String.Format(
193
CultureInfo.InvariantCulture,
194
"更新进度 {0}/{1} [ {2} ]",
195
num,
196
count,
197
ConvertSize(size));
198![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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this.progressBar2.Value = 0;
200
this.downWebClient.DownloadFileAsync(
201
new Uri(dirPath + "AutoUpdater/" + fileName),
202
Application.StartupPath + "\\AutoUpdater\\" + fileName);
203
}
204
catch (WebException ex)
205
{
206
MeBox(ex.Message);
207
}
208
}
209![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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/// <summary>
211
/// 转换字节大小
212
/// </summary>
213
/// <param name="byteSize">输入字节数</param>
214
/// <returns>返回值</returns>
215
private static string ConvertSize(long byteSize)
216
{
217
string str = "";
218
float tempf = (float)byteSize;
219
if (tempf / 1024 > 1)
220
{
221
if ((tempf / 1024) / 1024 > 1)
222
{
223
str = ((tempf / 1024) / 1024).ToString("##0.00", CultureInfo.InvariantCulture) + "MB";
224
}
225
else
226
{
227
str = (tempf / 1024).ToString("##0.00", CultureInfo.InvariantCulture) + "KB";
228
}
229
}
230
else
231
{
232
str = tempf.ToString(CultureInfo.InvariantCulture) + "B";
233
}
234
return str;
235
}
236![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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/// <summary>
238
/// 弹出提示框
239
/// </summary>
240
/// <param name="txt">输入提示信息</param>
241
private static void MeBox(string txt)
242
{
243
MessageBox.Show(
244
txt,
245
"提示信息",
246
MessageBoxButtons.OK,
247
MessageBoxIcon.Asterisk,
248
MessageBoxDefaultButton.Button1,
249
MessageBoxOptions.DefaultDesktopOnly);
250
}
251![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
252
/// <summary>
253
/// 关闭程序
254
/// </summary>
255
private static void UpdaterClose()
256
{
257
try
258
{
259
System.Diagnostics.Process.Start(Application.StartupPath + "\\ComCir.exe");
260
}
261
catch (Win32Exception ex)
262
{
263
MeBox(ex.Message);
264
}
265
Application.Exit();
266
}
267![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
268
/// <summary>
269
/// 读取.exe.config的值
270
/// </summary>
271
/// <param name="path">.exe.config文件的路径</param>
272
/// <param name="appKey">"key"的值</param>
273
/// <returns>返回"value"的值</returns>
274
internal static string GetConfigValue(string path, string appKey)
275
{
276
XmlDocument xDoc = new XmlDocument();
277
XmlNode xNode;
278
XmlElement xElem = null;
279
try
280
{
281
xDoc.Load(path);
282![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
283
xNode = xDoc.SelectSingleNode("//appSettings");
284![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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xElem = (XmlElement)xNode.SelectSingleNode("//add[@key=\"" + appKey + "\"]");
286
287
}
288
catch (XmlException ex)
289
{
290
MeBox(ex.Message);
291
}
292
if (xElem != null)
293
return xElem.GetAttribute("value");
294
else
295
return "";
296
}
297![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
298
/// <summary>
299
/// 设置.exe.config的值
300
/// </summary>
301
/// <param name="path">.exe.config文件的路径</param>
302
/// <param name="appKey">"key"的值</param>
303
/// <param name="appValue">"value"的值</param>
304
internal static void SetConfigValue(string path, string appKey, string appValue)
305
{
306
XmlDocument xDoc = new XmlDocument();
307
try
308
{
309
xDoc.Load(path);
310![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
311
XmlNode xNode;
312
XmlElement xElem1;
313
XmlElement xElem2;
314![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
315
xNode = xDoc.SelectSingleNode("//appSettings");
316![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
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xElem1 = (XmlElement)xNode.SelectSingleNode("//add[@key=\"" + appKey + "\"]");
318
if (xElem1 != null) xElem1.SetAttribute("value", appValue);
319
else
320
{
321
xElem2 = xDoc.CreateElement("add");
322
xElem2.SetAttribute("key", appKey);
323
xElem2.SetAttribute("value", appValue);
324
xNode.AppendChild(xElem2);
325
}
326
xDoc.Save(Application.StartupPath + "\\" + path);
327
}
328
catch (XmlException ex)
329
{
330
MeBox(ex.Message);
331
}
332
}
333![](https://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
334
/// <summary>
335
/// 判断软件的更新日期
336
/// </summary>
337
/// <param name="Dir">服务器地址</param>
338
/// <returns>返回日期</returns>
339
private static string GetTheLastUpdateTime(string Dir)
340
{
341
string LastUpdateTime = "";
342
string AutoUpdaterFileName = Dir + "AutoUpdater/AutoUpdater.xml";
343
try
344
{
345
WebClient wc = new WebClient();
346
Stream sm = wc.OpenRead(AutoUpdaterFileName);
347
XmlTextReader xml = new XmlTextReader(sm);
348
while (xml.Read())
349
{
350
if (xml.Name == "UpdateTime")
351
{
352
LastUpdateTime = xml.GetAttribute("Date");
353
break;
354
}
355
}
356
xml.Close();
357
sm.Close();
358
}
359
catch (WebException ex)
360
{
361
MeBox(ex.Message);
362
}
363
return LastUpdateTime;
364
}
365
}
366
}
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