98 lines
3.2 KiB
C#
98 lines
3.2 KiB
C#
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/*
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Copyright (C) 2014-2019 de4dot@gmail.com
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This file is part of dnSpy
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dnSpy is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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dnSpy is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Collections.Generic;
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using System.IO;
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namespace dnSpy.Decompiler {
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public static class FilenameUtils {
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static readonly HashSet<string> ReservedFileNames = new HashSet<string>(StringComparer.OrdinalIgnoreCase) {
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"CON", "PRN", "AUX", "NUL",
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"COM1", "COM2", "COM3", "COM4", "COM5", "COM6", "COM7", "COM8", "COM9",
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"LPT1", "LPT2", "LPT3", "LPT4", "LPT5", "LPT6", "LPT7", "LPT8", "LPT9",
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};
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static readonly HashSet<char> invalidFileNameChars = new HashSet<char>(Path.GetInvalidFileNameChars());
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public static string CleanName(string text) {
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int pos = text.IndexOf(':');
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if (pos > 0)
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text = text.Substring(0, pos);
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pos = text.IndexOf('`');
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if (pos > 0)
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text = text.Substring(0, pos);
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text = text.Trim();
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char[]? textChars = null;
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for (int i = 0; i < text.Length; i++) {
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if (invalidFileNameChars.Contains(text[i])) {
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if (textChars is null)
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textChars = text.ToCharArray();
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textChars[i] = '-';
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}
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}
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if (textChars is not null)
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text = new string(textChars);
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if (ReservedFileNames.Contains(text))
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text = text + "_";
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return text;
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}
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// ("C:\dir1\dir2\dir3", "d:\Dir1\Dir2\Dir3\file.dll") = "d:\Dir1\Dir2\Dir3\file.dll"
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// ("C:\dir1\dir2\dir3", "c:\Dir1\dirA\dirB\file.dll") = "..\..\dirA\dirB\file.dll"
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// ("C:\dir1\dir2\dir3", "c:\Dir1\Dir2\Dir3\Dir4\Dir5\file.dll") = "Dir4\Dir5\file.dll"
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internal static string GetRelativePath(string sourceDir, string destFile) {
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sourceDir = Path.GetFullPath(sourceDir);
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destFile = Path.GetFullPath(destFile);
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if (!Path.GetPathRoot(sourceDir)!.Equals(Path.GetPathRoot(destFile), StringComparison.OrdinalIgnoreCase))
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return destFile;
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var sourceDirs = GetPathNames(sourceDir);
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var destDirs = GetPathNames(Path.GetDirectoryName(destFile)!);
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var hintPath = string.Empty;
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int i;
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for (i = 0; i < sourceDirs.Count && i < destDirs.Count; i++) {
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if (!sourceDirs[i].Equals(destDirs[i], StringComparison.OrdinalIgnoreCase))
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break;
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}
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for (int j = i; j < sourceDirs.Count; j++)
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hintPath = Path.Combine(hintPath, "..");
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for (; i < destDirs.Count; i++)
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hintPath = Path.Combine(hintPath, destDirs[i]);
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hintPath = Path.Combine(hintPath, Path.GetFileName(destFile));
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return hintPath;
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}
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static List<string> GetPathNames(string path) {
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var list = new List<string>();
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var root = Path.GetPathRoot(path);
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while (path != root) {
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list.Add(Path.GetFileName(path));
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path = Path.GetDirectoryName(path)!;
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}
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list.Add(root);
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list.Reverse();
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return list;
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}
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}
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}
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