mirror of https://github.com/PCSX2/pcsx2.git
62 lines
2.5 KiB
C#
62 lines
2.5 KiB
C#
/*
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* Copyright (C) 2009-2019 PCSX2 Dev Team
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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using System;
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using System.IO;
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using System.Linq;
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namespace GSDumpGUI.Forms.Helper
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{
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public class FolderWithFallBackFinder : IFolderWithFallBackFinder
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{
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public DirectoryInfo GetViaPatternWithFallback(string defaultDir, string filePattern, params string[] fallBackFolder)
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{
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if (!string.IsNullOrWhiteSpace(defaultDir))
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return new DirectoryInfo(defaultDir);
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DirectoryInfo gsdxDllDirectory;
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if (TryGetExistingDirectory(fallBackFolder, filePattern, out gsdxDllDirectory))
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return gsdxDllDirectory;
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return new DirectoryInfo(AppDomain.CurrentDomain.BaseDirectory);
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}
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private static bool TryGetExistingDirectory(string[] relativePaths, string pattern, out DirectoryInfo validDirectory)
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{
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if (relativePaths == null)
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throw new ArgumentNullException(nameof(relativePaths));
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foreach (var relativePath in relativePaths)
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{
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var candidate = new DirectoryInfo(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, relativePath));
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if (candidate.Exists && candidate.GetFiles(pattern).Any())
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{
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validDirectory = candidate;
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return true;
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}
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}
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validDirectory = null;
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return false;
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}
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}
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}
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