FileDirLocationOperator - 文件或目录位置操作.

  1 using System;

  2 using System.Collections.Generic;

  3 using System.Linq;

  4 using System.Text;

  5 

  6 namespace MoveFiles.code {

  7     //文件或目录的 FullName 或 Name.

  8     public enum FileOrDirectoryNameType { FULLNAME, SIMNAME }

  9     //文件/目录 的匹配方式.

 10     public enum MatchPattern { STARTWITH, ENDWITH, EQUALS, CONTAINS }

 11 

 12     class FileDirLocationOperator {

 13 

 14         //默认处理的是 路径或文件名.

 15         public FileOrDirectoryNameType FileOrDirType = FileOrDirectoryNameType.SIMNAME;

 16         //默认 文件/目录名包含指定模式的字符串时,处理.

 17         public static MatchPattern OpePattern = MatchPattern.EQUALS;

 18 

 19         public string Root { private set; get; }

 20 

 21         /// <summary>

 22         /// 构造函数(初始化存储文件系统操作对象集合).

 23         /// </summary>

 24         /// <param name="root"></param>

 25         /// <param name="FileOrDirType"></param>

 26         /// <param name="OpePattern"></param>

 27         /// <param name="OpeType"></param>

 28         public FileDirLocationOperator(string root, FileOrDirectoryNameType FileOrDirType = FileOrDirectoryNameType.SIMNAME, MatchPattern OpePattern = MatchPattern.EQUALS) {

 29             if (String.IsNullOrEmpty(root)) throw new ArgumentNullException(root);

 30             Root = root;

 31         }

 32 

 33         public void RenameDirBySubDir() {

 34             string desFullName = "";

 35             System.IO.DirectoryInfo desDir = null;

 36             //第一层目录.

 37             foreach (System.IO.DirectoryInfo dir1st in new System.IO.DirectoryInfo(Root).GetDirectories()) {

 38                 //第二层目录.

 39                 string desSimName = "";

 40                 int endIndex = -1;

 41                 foreach (System.IO.DirectoryInfo dir2nd in dir1st.GetDirectories()) {

 42                     endIndex = dir2nd.Name.LastIndexOf("_CSharp");

 43                     if (endIndex != -1) {

 44                         desSimName = dir2nd.Name.Substring(0, endIndex);

 45                         break;

 46                     }

 47                 }   //foreach:dir2nd

 48 

 49                 if (string.IsNullOrEmpty(desSimName)) continue;

 50                 desFullName = Root + "\\" + desSimName;

 51                 desDir = new System.IO.DirectoryInfo(desFullName);

 52                 if (!desDir.Exists) {

 53                     desDir.Create();

 54                     dir1st.MoveTo(desDir.FullName);

 55                 }

 56             }   //foreach:dir1st

 57         }

 58 

 59         /// <summary>

 60         /// 将指定目录下的所有文件和目录都移到上一目录,并删除被移空的当前指定的目录.

 61         /// </summary>

 62         /// <param name="dir">指定的目录.</param>

 63         public void SubFileSysToParent(System.IO.DirectoryInfo dir) {

 64             foreach (System.IO.FileSystemInfo sub in dir.GetFileSystemInfos()) {

 65                 Move(sub, dir.Parent.FullName + "\\" + sub.Name);

 66             }

 67             //删除已被移空的目录.

 68             if (dir.GetFileSystemInfos().Length == 0)

 69                 dir.Delete();

 70         }

 71 

 72         /// <summary>

 73         /// 按文件的名称在当前目录创建对应的目录,并将文件移进去.例如,在当前目录中有个文件为"fileName.txt",

 74         /// 则在当前目录下创建目录"fileName",并将"fileName.txt"移进"fileName"中.

 75         /// </summary>

 76         /// <param name="filter">文件的后缀名.</param>

 77         public void MoveFilesByRandomCreateDir(string filter) {

 78             string desFullName = "";    //目标文件的名称.

 79             System.IO.DirectoryInfo dirDes = null;

 80             foreach (System.IO.FileInfo fInfo in new System.IO.DirectoryInfo(Root).GetFiles(filter)) {

 81                 desFullName = string.Concat(fInfo.DirectoryName, "\\", System.IO.Path.GetFileNameWithoutExtension(fInfo.Name));

 82                 dirDes = new System.IO.DirectoryInfo(desFullName);

 83                 //对于不存在的目录,需要创建.

 84                 if (!dirDes.Exists) {

 85                     dirDes.Create();

 86                 }

 87                 fInfo.MoveTo(string.Concat(dirDes.FullName, "\\", fInfo.Name));

 88             }

 89         }

 90 

 91         /// <summary>

 92         /// 判断是否匹配.

 93         /// </summary>

 94         /// <param name="dirOrFileName">源文件或目录名.</param>

 95         /// <param name="namePattern">待匹配的字符串.</param>

 96         /// <param name="ignoreCase">是否忽略大小写.</param>

 97         /// <returns></returns>

 98         public static bool Match(string dirOrFileName, string namePattern, bool ignoreCase) {

 99             switch (OpePattern) {

100                 case MatchPattern.CONTAINS:

101                     return dirOrFileName.Contains(namePattern);

102                 case MatchPattern.EQUALS:

103                     if (ignoreCase)

104                         return dirOrFileName.Equals(namePattern, StringComparison.CurrentCultureIgnoreCase);

105                     else

106                         return dirOrFileName.Equals(namePattern, StringComparison.CurrentCulture);

107                 case MatchPattern.STARTWITH:

108                     return dirOrFileName.StartsWith(namePattern);

109                 case MatchPattern.ENDWITH:

110                     return dirOrFileName.EndsWith(namePattern);

111                 default:

112                     throw new ArgumentNullException("MatchPattern:OperationPattern");

113             }

114         }

115 

116         /// <summary>

117         /// 移动文件或目录.

118         /// </summary>

119         /// <param name="fSysSrc">源文件或目录.</param>

120         /// <param name="desDirName">目标文件或目录名.</param>

121         private void Move(System.IO.FileSystemInfo fSysSrc, string desDirName) {

122             //文件.

123             if (fSysSrc is System.IO.FileInfo) {

124                 System.IO.FileInfo f = (System.IO.FileInfo)fSysSrc;

125                 f.MoveTo(desDirName);

126             }

127             //目录.

128             else if (fSysSrc is System.IO.DirectoryInfo) {

129                 System.IO.DirectoryInfo d = (System.IO.DirectoryInfo)fSysSrc;

130                 d.MoveTo(desDirName);

131             }

132             else throw new ArgumentNullException(fSysSrc.FullName);

133         }

134     }

135 }