| 1 | using CascadeIDE.Contracts; |
| 2 | namespace CascadeIDE.Features.CursorAcp.DataAcquisition; |
| 3 | |
| 4 | /// <summary> |
| 5 | /// DAL: разрешение путей внутри workspace и чтение/запись текста (инструменты ACP, без обхода корня). |
| 6 | /// </summary> |
| 7 | [IoBoundary] |
| 8 | public static class CursorAcpWorkspaceFileAccess |
| 9 | { |
| 10 | /// <summary>Абсолютный путь, если <paramref name="path"/> внутри <paramref name="workspaceRoot"/>; иначе <c>null</c>.</summary> |
| 11 | public static string? TryResolvePathUnderWorkspace(string workspaceRoot, string? path) |
| 12 | { |
| 13 | if (string.IsNullOrWhiteSpace(path)) |
| 14 | return null; |
| 15 | var full = Path.IsPathRooted(path) |
| 16 | ? CanonicalFilePath.Normalize(path) |
| 17 | : CanonicalFilePath.Normalize(Path.Combine(workspaceRoot, path)); |
| 18 | var root = CanonicalFilePath.Normalize(workspaceRoot.TrimEnd(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar) |
| 19 | + Path.DirectorySeparatorChar); |
| 20 | if (!full.StartsWith(root, StringComparison.OrdinalIgnoreCase)) |
| 21 | return null; |
| 22 | return full; |
| 23 | } |
| 24 | |
| 25 | /// <summary>Записывает текст; при невалидном пути — no-op (как пустой ответ ACP).</summary> |
| 26 | public static void WriteTextFileUnderWorkspace(string workspaceRoot, string? requestPath, string? content) |
| 27 | { |
| 28 | var path = TryResolvePathUnderWorkspace(workspaceRoot, requestPath); |
| 29 | if (path is null) |
| 30 | return; |
| 31 | var dir = Path.GetDirectoryName(path); |
| 32 | if (!string.IsNullOrEmpty(dir)) |
| 33 | Directory.CreateDirectory(dir); |
| 34 | File.WriteAllText(path, content ?? ""); |
| 35 | } |
| 36 | |
| 37 | /// <summary>Читает текст или пустую строку, если путь вне workspace или файла нет.</summary> |
| 38 | public static string ReadTextFileOrEmpty(string workspaceRoot, string? requestPath) |
| 39 | { |
| 40 | var path = TryResolvePathUnderWorkspace(workspaceRoot, requestPath); |
| 41 | if (path is null || !File.Exists(path)) |
| 42 | return ""; |
| 43 | return File.ReadAllText(path); |
| 44 | } |
| 45 | } |
| 46 | |