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-using System;
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-using System.Globalization;
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-using System.IO;
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-using System.IO.Compression;
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-using System.Linq;
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-using System.Security.Cryptography;
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-using System.Text;
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-using System.Xml;
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-using Godot;
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-using GodotTools.Internals;
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-using GodotTools.Shared;
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-using Directory = GodotTools.Utils.Directory;
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-using Environment = System.Environment;
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-using File = GodotTools.Utils.File;
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-
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-namespace GodotTools.Build
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-{
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- public static class NuGetUtils
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- {
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- public const string GodotFallbackFolderName = "Godot Offline Packages";
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-
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- public static string GodotFallbackFolderPath
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- => Path.Combine(GodotSharpDirs.MonoUserDir, "GodotNuGetFallbackFolder");
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-
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- /// <summary>
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- /// Returns all the paths where the Godot.Offline.Config files can be found.
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- /// Does not determine whether the returned files exist or not.
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- /// </summary>
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- private static string[] GetAllGodotNuGetConfigFilePaths()
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- {
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- // Where to find 'NuGet/config/Godot.Offline.Config':
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- //
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- // - Mono/.NETFramework (standalone NuGet):
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- // Uses Environment.SpecialFolder.ApplicationData
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- // - Windows: '%APPDATA%'
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- // - Linux/macOS: '$HOME/.config'
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- // - CoreCLR (dotnet CLI NuGet):
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- // - Windows: '%APPDATA%'
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- // - Linux/macOS: '$DOTNET_CLI_HOME/.nuget' otherwise '$HOME/.nuget'
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-
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- string applicationData = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
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-
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- const string configFileName = "Godot.Offline.Config";
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-
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- if (Utils.OS.IsWindows)
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- {
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- // %APPDATA% for both
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- return new[] { Path.Combine(applicationData, "NuGet", "config", configFileName) };
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- }
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-
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- var paths = new string[2];
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-
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- // CoreCLR (dotnet CLI NuGet)
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-
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- string dotnetCliHome = Environment.GetEnvironmentVariable("DOTNET_CLI_HOME");
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- if (!string.IsNullOrEmpty(dotnetCliHome))
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- {
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- paths[0] = Path.Combine(dotnetCliHome, ".nuget", "NuGet", "config", configFileName);
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- }
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- else
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- {
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- string home = Environment.GetEnvironmentVariable("HOME");
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- if (string.IsNullOrEmpty(home))
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- throw new InvalidOperationException("Required environment variable 'HOME' is not set.");
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- paths[0] = Path.Combine(home, ".nuget", "NuGet", "config", configFileName);
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- }
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-
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- // Mono/.NETFramework (standalone NuGet)
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-
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- // ApplicationData is $HOME/.config on Linux/macOS
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- paths[1] = Path.Combine(applicationData, "NuGet", "config", configFileName);
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-
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- return paths;
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- }
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-
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- // nupkg extraction
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- //
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- // Exclude: (NuGet.Client -> NuGet.Packaging.PackageHelper.ExcludePaths)
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- // package/
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- // _rels/
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- // [Content_Types].xml
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- //
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- // Don't ignore files that begin with a dot (.)
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- //
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- // The nuspec is not lower case inside the nupkg but must be made lower case when extracted.
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-
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- /// <summary>
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- /// Adds the specified fallback folder to the Godot.Offline.Config files,
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- /// for both standalone NuGet (Mono/.NETFramework) and dotnet CLI NuGet.
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- /// </summary>
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- public static void AddFallbackFolderToGodotNuGetConfigs(string name, string path)
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- {
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- // Make sure the fallback folder exists to avoid error:
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- // MSB4018: The "ResolvePackageAssets" task failed unexpectedly.
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- System.IO.Directory.CreateDirectory(path);
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-
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- foreach (string nuGetConfigPath in GetAllGodotNuGetConfigFilePaths())
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- {
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- string defaultConfig = @$"<?xml version=""1.0"" encoding=""utf-8""?>
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-<configuration>
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- <fallbackPackageFolders>
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- <add key=""{name}"" value=""{path}"" />
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- </fallbackPackageFolders>
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-</configuration>
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-";
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- System.IO.Directory.CreateDirectory(Path.GetDirectoryName(nuGetConfigPath));
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- System.IO.File.WriteAllText(nuGetConfigPath, defaultConfig, Encoding.UTF8); // UTF-8 with BOM
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- }
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- }
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-
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- private static void AddPackageToFallbackFolder(string fallbackFolder,
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- string nupkgPath, string packageId, string packageVersion)
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- {
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- // dotnet CLI provides no command for this, but we can do it manually.
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- //
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- // - The expected structure is as follows:
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- // fallback_folder/
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- // <package.name>/<version>/
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- // <package.name>.<version>.nupkg
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- // <package.name>.<version>.nupkg.sha512
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- // <package.name>.nuspec
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- // ... extracted nupkg files (check code for excluded files) ...
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- //
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- // - <package.name> and <version> must be in lower case.
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- // - The sha512 of the nupkg is base64 encoded.
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- // - We can get the nuspec from the nupkg which is a Zip file.
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-
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- string packageIdLower = packageId.ToLowerInvariant();
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- string packageVersionLower = packageVersion.ToLowerInvariant();
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-
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- string destDir = Path.Combine(fallbackFolder, packageIdLower, packageVersionLower);
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- string nupkgDestPath = Path.Combine(destDir, $"{packageIdLower}.{packageVersionLower}.nupkg");
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- string nupkgSha512DestPath = Path.Combine(destDir, $"{packageIdLower}.{packageVersionLower}.nupkg.sha512");
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- string nupkgMetadataDestPath = Path.Combine(destDir, ".nupkg.metadata");
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-
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- if (File.Exists(nupkgDestPath) && File.Exists(nupkgSha512DestPath))
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- return; // Already added (for speed we don't check if every file is properly extracted)
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-
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- Directory.CreateDirectory(destDir);
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-
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- // Generate .nupkg.sha512 file
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-
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- byte[] hash = SHA512.HashData(File.ReadAllBytes(nupkgPath));
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- string base64Hash = Convert.ToBase64String(hash);
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- File.WriteAllText(nupkgSha512DestPath, base64Hash);
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-
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- // Generate .nupkg.metadata file
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- // Spec: https://github.com/NuGet/Home/wiki/Nupkg-Metadata-File
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-
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- File.WriteAllText(nupkgMetadataDestPath, @$"{{
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- ""version"": 2,
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- ""contentHash"": ""{base64Hash}"",
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- ""source"": null
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-}}");
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-
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- // Extract nupkg
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- ExtractNupkg(destDir, nupkgPath, packageId, packageVersion);
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-
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- // Copy .nupkg
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- File.Copy(nupkgPath, nupkgDestPath);
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- }
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-
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- private static readonly string[] NupkgExcludePaths =
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- {
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- "_rels/",
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- "package/",
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- "[Content_Types].xml"
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- };
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-
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- private static void ExtractNupkg(string destDir, string nupkgPath, string packageId, string packageVersion)
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- {
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- // NOTE: Must use SimplifyGodotPath to make sure we don't extract files outside the destination directory.
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-
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- using (var archive = ZipFile.OpenRead(nupkgPath))
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- {
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- // Extract .nuspec manually as it needs to be in lower case
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-
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- var nuspecEntry = archive.GetEntry(packageId + ".nuspec");
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-
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- if (nuspecEntry == null)
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- throw new InvalidOperationException(
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- $"Failed to extract package {packageId}.{packageVersion}. Could not find the nuspec file.");
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-
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- nuspecEntry.ExtractToFile(Path.Combine(destDir, nuspecEntry.Name
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- .ToLowerInvariant().SimplifyGodotPath()));
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-
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- // Extract the other package files
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-
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- foreach (var entry in archive.Entries)
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- {
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- // NOTE: SimplifyGodotPath() removes trailing slash and backslash,
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- // so we can't use the result to check if the entry is a directory.
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-
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- string entryFullName = entry.FullName.Replace('\\', '/');
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-
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- // Check if the file must be ignored
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- if ( // Excluded files.
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- NupkgExcludePaths.Any(e => entryFullName.StartsWith(e, StringComparison.OrdinalIgnoreCase)) ||
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- // Nupkg hash files and nupkg metadata files on all directory.
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- entryFullName.EndsWith(".nupkg.sha512", StringComparison.OrdinalIgnoreCase) ||
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- entryFullName.EndsWith(".nupkg.metadata", StringComparison.OrdinalIgnoreCase) ||
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- // Nuspec at root level. We already extracted it previously but in lower case.
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- !entryFullName.Contains('/') && entryFullName.EndsWith(".nuspec"))
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- {
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- continue;
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- }
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-
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- string entryFullNameSimplified = entryFullName.SimplifyGodotPath();
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- string destFilePath = Path.Combine(destDir, entryFullNameSimplified);
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- bool isDir = entryFullName.EndsWith("/");
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-
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- if (isDir)
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- {
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- Directory.CreateDirectory(destFilePath);
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- }
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- else
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- {
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- Directory.CreateDirectory(Path.GetDirectoryName(destFilePath));
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- entry.ExtractToFile(destFilePath, overwrite: true);
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- }
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- }
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- }
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- }
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-
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- /// <summary>
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- /// Copies and extracts all the Godot bundled packages to the Godot NuGet fallback folder.
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- /// Does nothing if the packages were already copied.
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- /// </summary>
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- public static void AddBundledPackagesToFallbackFolder(string fallbackFolder)
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- {
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- GD.Print("Copying Godot Offline Packages...");
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-
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- string nupkgsLocation = Path.Combine(GodotSharpDirs.DataEditorToolsDir, "nupkgs");
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-
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- void AddPackage(string packageId, string packageVersion)
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- {
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- string nupkgPath = Path.Combine(nupkgsLocation, $"{packageId}.{packageVersion}.nupkg");
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- AddPackageToFallbackFolder(fallbackFolder, nupkgPath, packageId, packageVersion);
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- }
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-
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- foreach (var (packageId, packageVersion) in PackagesToAdd)
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- AddPackage(packageId, packageVersion);
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- }
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-
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- private static readonly (string packageId, string packageVersion)[] PackagesToAdd =
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- {
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- ("Godot.NET.Sdk", GeneratedGodotNupkgsVersions.GodotNETSdk),
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- ("Godot.SourceGenerators", GeneratedGodotNupkgsVersions.GodotSourceGenerators),
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- ("GodotSharp", GeneratedGodotNupkgsVersions.GodotSharp),
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- ("GodotSharpEditor", GeneratedGodotNupkgsVersions.GodotSharp),
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- };
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- }
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-}
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Yuri Sizov