1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
public  class  FtpWeb
{
     string  ftpRemotePath;
     string  ftpUserID;
     string  ftpPassword;
     string  ftpURI;
     string  ftpServerIP;
      
     /// <summary>
     /// 连接FTP
     /// </summary>
     /// <param name="FtpServerIP">FTP连接地址</param>
     /// <param name="FtpRemotePath">指定FTP连接成功后的当前目录, 如果不指定即默认为根目录</param>
     /// <param name="FtpUserID">用户名</param>
     /// <param name="FtpPassword">密码</param>
     public  FtpWeb( string  FtpServerIP,  string  FtpUserID,  string  FtpPassword)
     {
         ftpServerIP = FtpServerIP;
         ftpUserID = FtpUserID;
         ftpPassword = FtpPassword;
         ftpURI = FtpServerIP +  "/" ;
     }
      
     /// <summary>
     /// 上传
     /// </summary>
     /// <param name="filename"></param>
     public  void  Upload( string  filename)
     {
         FileInfo fileInf =  new  FileInfo(filename);
         string  uri = ftpURI + fileInf.Name;
         FtpWebRequest reqFTP;
      
         reqFTP = (FtpWebRequest)FtpWebRequest.Create( new  Uri(uri));
         reqFTP.Credentials =  new  NetworkCredential(ftpUserID, ftpPassword);
         reqFTP.KeepAlive =  false ;
         reqFTP.Method = WebRequestMethods.Ftp.UploadFile;
         reqFTP.UseBinary =  true ;
         reqFTP.ContentLength = fileInf.Length;
         int  buffLength = 2048;
         byte [] buff =  new  byte [buffLength];
         int  contentLen;
         FileStream fs = fileInf.OpenRead();
         try
         {
             Stream strm = reqFTP.GetRequestStream();
             contentLen = fs.Read(buff, 0, buffLength);
             while  (contentLen != 0)
             {
                 strm.Write(buff, 0, contentLen);
                 contentLen = fs.Read(buff, 0, buffLength);
             }
             strm.Close();
             fs.Close();
         }
         catch  (Exception ex)
         {
             throw  ex;
         }
     }
     /// <summary>
     /// 上传
     /// </summary>
     /// <param name="filename"></param>
     public  void  Upload2( string  ftpuri,  string  filename)
     {
         FileInfo fileInf =  new  FileInfo(filename);
         string  uri = ftpuri;
         FtpWebRequest reqFTP;
      
         reqFTP = (FtpWebRequest)FtpWebRequest.Create( new  Uri(uri));
         reqFTP.Credentials =  new  NetworkCredential(ftpUserID, ftpPassword);
         reqFTP.KeepAlive =  false ;
         reqFTP.Method = WebRequestMethods.Ftp.UploadFile;
         reqFTP.UseBinary =  true ;
         reqFTP.ContentLength = fileInf.Length;
         int  buffLength = 2048;
         byte [] buff =  new  byte [buffLength];
         int  contentLen;
         FileStream fs = fileInf.OpenRead();
         try
         {
             Stream strm = reqFTP.GetRequestStream();
             contentLen = fs.Read(buff, 0, buffLength);
             while  (contentLen != 0)
             {
                 strm.Write(buff, 0, contentLen);
                 contentLen = fs.Read(buff, 0, buffLength);
             }
             strm.Close();
             fs.Close();
         }
         catch  (Exception ex)
         {
             throw  ex;
         }
     }
     /// <summary>
     /// 下载
     /// </summary>
     /// <param name="filePath"></param>
     /// <param name="fileName"></param>
     public  void  Download( string  filePath,  string  ftpUri,  string  fileName)
     {
         FtpWebRequest reqFTP;
         try
         {
             FileStream outputStream =  new  FileStream(filePath +  "\\"  + fileName, FileMode.Create);
      
             reqFTP = (FtpWebRequest)FtpWebRequest.Create( new  Uri(ftpUri));
             reqFTP.Method = WebRequestMethods.Ftp.DownloadFile;
             reqFTP.UseBinary =  true ;
             reqFTP.Credentials =  new  NetworkCredential(ftpUserID, ftpPassword);
             FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
             Stream ftpStream = response.GetResponseStream();
             long  cl = response.ContentLength;
             int  bufferSize = 2048;
             int  readCount;
             byte [] buffer =  new  byte [bufferSize];
      
             readCount = ftpStream.Read(buffer, 0, bufferSize);
             while  (readCount > 0)
             {
                 outputStream.Write(buffer, 0, readCount);
                 readCount = ftpStream.Read(buffer, 0, bufferSize);
             }
      
             ftpStream.Close();
             outputStream.Close();
             response.Close();
         }
         catch  (Exception ex)
         {
             throw  ex;
         }
     }
      
      
     /// <summary>
     /// 删除文件
     /// </summary>
     /// <param name="fileName"></param>
     public  void  Delete( string  fileName)
     {
         try
         {
             string  uri = fileName;
             FtpWebRequest reqFTP;
             reqFTP = (FtpWebRequest)FtpWebRequest.Create( new  Uri(uri));
      
             reqFTP.Credentials =  new  NetworkCredential(ftpUserID, ftpPassword);
             reqFTP.KeepAlive =  false ;
             reqFTP.Method = WebRequestMethods.Ftp.DeleteFile;
      
             string  result = String.Empty;
             FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
             long  size = response.ContentLength;
             Stream datastream = response.GetResponseStream();
             StreamReader sr =  new  StreamReader(datastream);
             result = sr.ReadToEnd();
             sr.Close();
             datastream.Close();
             response.Close();
         }
         catch  (Exception ex)
         {
             throw  ex;
         }
     }
      
     /// <summary>
     /// 删除文件夹
     /// </summary>
     /// <param name="folderName"></param>
     public  void  RemoveDirectory( string  folderName)
     {
         try
         {
             string  uri = ftpURI + folderName;
             FtpWebRequest reqFTP;
             reqFTP = (FtpWebRequest)FtpWebRequest.Create( new  Uri(uri));
      
             reqFTP.Credentials =  new  NetworkCredential(ftpUserID, ftpPassword);
             reqFTP.KeepAlive =  false ;
             reqFTP.Method = WebRequestMethods.Ftp.RemoveDirectory;
      
             string  result = String.Empty;
             FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
             long  size = response.ContentLength;
             Stream datastream = response.GetResponseStream();
             StreamReader sr =  new  StreamReader(datastream);
             result = sr.ReadToEnd();
             sr.Close();
             datastream.Close();
             response.Close();
         }
         catch  (Exception ex)
         {
             throw  ex;
         }
     }
      
     /// <summary>
     /// 获取当前目录下明细(包含文件和文件夹)
     /// </summary>
     /// <returns></returns>
     public  string [] GetFilesDetailList()
     {
         string [] downloadFiles;
         try
         {
             StringBuilder result =  new  StringBuilder();
             FtpWebRequest ftp;
             ftp = (FtpWebRequest)FtpWebRequest.Create( new  Uri(ftpURI));
             ftp.Credentials =  new  NetworkCredential(ftpUserID, ftpPassword);
             ftp.Method = WebRequestMethods.Ftp.ListDirectoryDetails;
             WebResponse response = ftp.GetResponse();
             StreamReader reader =  new  StreamReader(response.GetResponseStream(), Encoding.Default);
             string  line = reader.ReadLine();
      
             while  (line !=  null )
             {
                 result.Append(line);
                 result.Append( "\n" );
                 line = reader.ReadLine();
             }
             result.Remove(result.ToString().LastIndexOf( "\n" ), 1);
             reader.Close();
             response.Close();
             return  result.ToString().Split( '\n' );
         }
         catch  (Exception ex)
         {
             downloadFiles =  null ;
             throw  ex;
         }
     }
      
     /// <summary>
     /// 获取当前目录下文件列表(仅文件)
     /// </summary>
     /// <returns></returns>
     public  string [] GetFileList( string  mask)
     {
         string [] downloadFiles;
         StringBuilder result =  new  StringBuilder();
         FtpWebRequest reqFTP;
         try
         {
             reqFTP = (FtpWebRequest)FtpWebRequest.Create( new  Uri(ftpURI));
             reqFTP.UseBinary =  true ;
             reqFTP.Credentials =  new  NetworkCredential(ftpUserID, ftpPassword);
             reqFTP.Method = WebRequestMethods.Ftp.ListDirectory;
             WebResponse response = reqFTP.GetResponse();
             StreamReader reader =  new  StreamReader(response.GetResponseStream(), Encoding.Default);
      
             string  line = reader.ReadLine();
             while  (line !=  null )
             {
                 if  (mask.Trim() !=  string .Empty && mask.Trim() !=  "*.*" )
                 {
      
                     string  mask_ = mask.Substring(0, mask.IndexOf( "*" ));
                     if  (line.Substring(0, mask_.Length) == mask_)
                     {
                         result.Append(line);
                         result.Append( "\n" );
                     }
                 }
                 else
                 {
                     result.Append(line);
                     result.Append( "\n" );
                 }
                 line = reader.ReadLine();
             }
             result.Remove(result.ToString().LastIndexOf( '\n' ), 1);
             reader.Close();
             response.Close();
             return  result.ToString().Split( '\n' );
         }
         catch  (Exception ex)
         {
             downloadFiles =  null ;
             throw  ex;
         }
     }
      
     /// <summary>
     /// 获取当前目录下所有的文件夹列表(仅文件夹)
     /// </summary>
     /// <returns></returns>
     public  string [] GetDirectoryList()
     {
         string [] drectory = GetFilesDetailList();
         string  m =  string .Empty;
         foreach  ( string  str  in  drectory)
         {
             int  dirPos = str.IndexOf( "<DIR>" );
             if  (dirPos > 0)
             {
                 /*判断 Windows 风格*/
                 m += str.Substring(dirPos + 5).Trim() +  "\n" ;
             }
             else  if  (str.Trim().Substring(0, 1).ToUpper() ==  "D" )
             {
                 /*判断 Unix 风格*/
                 string  dir = str.Substring(54).Trim();
                 if  (dir !=  "."  && dir !=  ".." )
                 {
                     m += dir +  "\n" ;
                 }
             }
         }
      
         char [] n =  new  char [] {  '\n'  };
         return  m.Split(n);
     }
      
     /// <summary>
     /// 判断当前目录下指定的子目录是否存在
     /// </summary>
     /// <param name="RemoteDirectoryName">指定的目录名</param>
     public  bool  DirectoryExist( string  RemoteDirectoryName)
     {
         try
         {
             string [] dirList = GetDirectoryList();
      
             foreach  ( string  str  in  dirList)
             {
                 if  (str.Trim() == RemoteDirectoryName.Trim())
                 {
                     return  true ;
                 }
             }
             return  false ;
         }
         catch
         {
             return  false ;
         }
      
     }
      
     /// <summary>
     /// 判断当前目录下指定的文件是否存在
     /// </summary>
     /// <param name="RemoteFileName">远程文件名</param>
     public  bool  FileExist( string  RemoteFileName)
     {
         string [] fileList = GetFileList( "*.*" );
         foreach  ( string  str  in  fileList)
         {
             if  (str.Trim() == RemoteFileName.Trim())
             {
                 return  true ;
             }
         }
         return  false ;
     }
      
     /// <summary>
     /// 创建文件夹
     /// </summary>
     /// <param name="dirName"></param>
     public  void  MakeDir( string  dirName)
     {
         FtpWebRequest reqFTP;
         try
         {
             // dirName = name of the directory to create.
             reqFTP = (FtpWebRequest)FtpWebRequest.Create( new  Uri(ftpURI + dirName));
             reqFTP.Method = WebRequestMethods.Ftp.MakeDirectory;
             reqFTP.UseBinary =  true ;
             reqFTP.Credentials =  new  NetworkCredential(ftpUserID, ftpPassword);
             FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
             Stream ftpStream = response.GetResponseStream();
      
             ftpStream.Close();
             response.Close();
         }
         catch  (Exception ex)
         {
             throw  ex;
         }
     }
      
     /// <summary>
     /// 获取指定文件大小
     /// </summary>
     /// <param name="filename"></param>
     /// <returns></returns>
     public  long  GetFileSize( string  filename)
     {
         FtpWebRequest reqFTP;
         long  fileSize = 0;
         try
         {
             reqFTP = (FtpWebRequest)FtpWebRequest.Create( new  Uri(ftpURI + filename));
             reqFTP.Method = WebRequestMethods.Ftp.GetFileSize;
             reqFTP.UseBinary =  true ;
             reqFTP.Credentials =  new  NetworkCredential(ftpUserID, ftpPassword);
             FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
             Stream ftpStream = response.GetResponseStream();
             fileSize = response.ContentLength;
      
             ftpStream.Close();
             response.Close();
         }
         catch  (Exception ex)
         {
             throw  ex;
         }
         return  fileSize;
     }
      
     /// <summary>
     /// 改名
     /// </summary>
     /// <param name="currentFilename"></param>
     /// <param name="newFilename"></param>
     public  void  ReName( string  currentFilename,  string  newFilename)
     {
         FtpWebRequest reqFTP;
         try
         {
             reqFTP = (FtpWebRequest)FtpWebRequest.Create( new  Uri(ftpURI + currentFilename));
             reqFTP.Method = WebRequestMethods.Ftp.Rename;
             reqFTP.RenameTo = newFilename;
             reqFTP.UseBinary =  true ;
             reqFTP.Credentials =  new  NetworkCredential(ftpUserID, ftpPassword);
             FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
             Stream ftpStream = response.GetResponseStream();
      
             ftpStream.Close();
             response.Close();
         }
         catch  (Exception ex)
         {
             throw  ex;
         }
     }
      
     /// <summary>
     /// 移动文件
     /// </summary>
     /// <param name="currentFilename"></param>
     /// <param name="newFilename"></param>
     public  void  MovieFile( string  currentFilename,  string  newDirectory)
     {
         ReName(currentFilename, newDirectory);
     }
      
     /// <summary>
     /// 切换当前目录
     /// </summary>
     /// <param name="DirectoryName"></param>
     /// <param name="IsRoot">true 绝对路径   false 相对路径</param>
     public  void  GotoDirectory( string  DirectoryName,  bool  IsRoot)
     {
         if  (IsRoot)
         {
             ftpRemotePath = DirectoryName;
         }
         else
         {
             ftpRemotePath += DirectoryName +  "/" ;
         }
         ftpURI =  "ftp://"  + ftpServerIP +  "/"  + ftpRemotePath +  "/" ;
     }
}