public static void OnExit()
{
//collect abandoned temp files
if (Environment.GetEnvironmentVariable("CSScript_Suspend_Housekeeping") == null)
{
Utils.CleanUnusedTmpFiles(CSExecutor.GetScriptTempDir(), "*????????-????-????-????-????????????.dll", false);
}
}
/// <summary>
/// Implementation of displaying application messages.
/// </summary>
static void Print(string msg)
{
try
{
string file = Path.Combine(CSExecutor.GetScriptTempDir(), "help." + Assembly.GetExecutingAssembly().GetName().Version + ".txt");
File.WriteAllText(file, msg);
Process.Start(file);
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public static void OnExit()
{
try
{
if (originalEncoding != null)
{
Console.OutputEncoding = originalEncoding;
}
//collect abandoned temp files
if (Environment.GetEnvironmentVariable("CSScript_Suspend_Housekeeping") == null)
{
Utils.CleanUnusedTmpFiles(CSExecutor.GetScriptTempDir(), "*????????-????-????-????-????????????.dll", false);
}
}
catch { }
}
public void InstallPackage(string packageNameMask, string version = null)
{
var packages = new string[0];
//index is 1-based, exactly as it is printed with ListPackages
if (int.TryParse(packageNameMask, out int index))
{
var all_packages = ListPackages();
if (0 < index && index <= all_packages.Count())
{
packages = new string[] { all_packages[index - 1] }
}
;
else
{
Console.WriteLine("There is no package with the specified index");
}
}
else
{
// Regex is too much at this stage
// string pattern = CSSUtils.ConvertSimpleExpToRegExp();
// Regex wildcard = new Regex(pattern, RegexOptions.IgnoreCase);
if (packageNameMask.EndsWith("*"))
{
packages = ListPackages().Where(x => x.StartsWith(packageNameMask.Substring(0, packageNameMask.Length - 1))).ToArray();
}
else
{
packages = new[] { packageNameMask }
};
}
// C:\Users\user\AppData\Local\Temp\csscript.core\.nuget\333
var nuget_dir = CSExecutor.GetScriptTempDir()
.PathJoin(".nuget", Process.GetCurrentProcess().Id)
.EnsureDir();
try
{
var proj_template = nuget_dir.PathJoin("build.csproj");
if (!File.Exists(proj_template))
{
Utils.Run("dotnet", "new console", nuget_dir);
foreach (var name in packages)
{
var ver = "";
if (version != null)
{
ver = "-v " + version;
}
Utils.Run("dotnet", $"add package {name} {ver}", nuget_dir, x => Console.WriteLine(x));
}
// intercept and report incompatible packages (maybe)
}
}
finally
{
Task.Run(() =>
{
nuget_dir.DeleteDir();
ClearAnabdonedNugetDirs(nuget_dir.GetDirName());
});
}
}
void ClearAnabdonedNugetDirs(string nuget_root)
{
// not implemented yet
foreach (var item in Directory.GetDirectories(nuget_root))
{
if (int.TryParse(item.GetFileName(), out int proc_id))
{
if (Process.GetProcessById(proc_id) == null)
{
try { item.DeleteDir(); } catch { }
}
}
}
}
string[] GetPackageAssemblies(PackageInfo package)
{
var frameworks = Directory.GetDirectories(package.SpecFile.GetDirName().PathJoin("lib"))
.OrderByDescending(x => x);
string lib = null;
if (package.PreferredRuntime != null)
{
lib = frameworks.FirstOrDefault(x => x.EndsWith(package.PreferredRuntime));
}
else
{
if (CSharpCompiler.DefaultCompilerRuntime == DefaultCompilerRuntime.Standard)
{
lib = frameworks.FirstOrDefault(x => x.GetFileName().StartsWith("netstandard"));
}
else // host runtime
{
if (Utils.IsCore)
{
lib = frameworks.FirstOrDefault(x => x.GetFileName().StartsWith("netcore"));
}
else
{
lib = frameworks.FirstOrDefault(x =>
{
var runtime = x.GetFileName();
return(runtime.StartsWith("net") && !runtime.StartsWith("netcore") && !runtime.StartsWith("netstandard"));
});
}
}
}
if (lib == null)
{
lib = frameworks.FirstOrDefault(x => x.GetFileName().StartsWith("netstandard"));
}
if (lib != null)
{
var asms = Directory.GetFiles(lib, "*.dll");
return(asms);
}
else
{
return(new string[0]);
}
}
public void InstallPackage(string packageNameMask, string version = null)
{
var packages = new string[0];
//index is 1-based, exactly as it is printed with ListPackages
if (int.TryParse(packageNameMask, out int index))
{
var all_packages = ListPackages();
if (0 < index && index <= all_packages.Count())
{
packages = new string[] { all_packages[index - 1] }
}
;
else
{
Console.WriteLine("There is no package with the specified index");
}
}
else
{
// Regex is too much at this stage
// string pattern = CSSUtils.ConvertSimpleExpToRegExp();
// Regex wildcard = new Regex(pattern, RegexOptions.IgnoreCase);
if (packageNameMask.EndsWith("*"))
{
packages = ListPackages().Where(x => x.StartsWith(packageNameMask.Substring(0, packageNameMask.Length - 1))).ToArray();
}
else
{
packages = new[] { packageNameMask }
};
}
// C:\Users\user\AppData\Local\Temp\csscript.core\.nuget\333
var nuget_dir = CSExecutor.GetScriptTempDir()
.PathJoin(".nuget", Process.GetCurrentProcess().Id)
.EnsureDir();
try
{
var proj_template = nuget_dir.PathJoin("build.csproj");
if (!File.Exists(proj_template))
{
Utils.Run("dotnet", "new console", nuget_dir);
foreach (var name in packages)
{
var ver = "";
if (version != null)
{
ver = "-v " + version;
}
Utils.Run("dotnet", $"add package {name} {ver}", nuget_dir, x => Console.WriteLine(x));
}
// intercept and report incompatible packages (maybe)
}
}
finally
{
Task.Run(() =>
{
nuget_dir.DeleteDir();
ClearAnabdonedNugetDirs(nuget_dir.GetDirName());
});
}
}
void ClearAnabdonedNugetDirs(string nuget_root)
{
// not implemented yet
foreach (var item in Directory.GetDirectories(nuget_root))
{
if (int.TryParse(item.GetFileName(), out int proc_id))
{
if (Process.GetProcessById(proc_id) == null)
{
try { item.DeleteDir(); } catch { }
}
}
}
}
IEnumerable <PackageInfo> ResolveDependenciesFor(IEnumerable <PackageInfo> packages)
{
var result = new List <PackageInfo>(packages);
var queue = new Queue <PackageInfo>(packages);
while (queue.Any())
{
PackageInfo item = queue.Dequeue();
IEnumerable <XElement> dependencyPackages;
var dependenciesSection = XElement.Parse(File.ReadAllText(item.SpecFile))
.FindDescendants("dependencies")
.FirstOrDefault();
if (dependenciesSection == null)
{
continue;
}
// <dependencies>
// <group targetFramework=".NETStandard2.0">
// <dependency id="Microsoft.Extensions.Logging.Abstractions" version="2.1.0" exclude="Build,Analyzers" />
var frameworks = dependenciesSection.FindDescendants("group");
if (frameworks.Any())
{
IEnumerable <XElement> frameworkGroups = dependenciesSection.FindDescendants("group");
dependencyPackages = GetCompatibleTargetFramework(frameworkGroups, item)
?.FindDescendants("dependency")
?? new XElement[0];
}
else
{
dependencyPackages = dependenciesSection.FindDescendants("dependency");
}
foreach (var element in dependencyPackages)
{
var newPackage = new PackageInfo
{
Name = element.Attribute("id").Value,
Version = element.Attribute("version").Value,
PreferredRuntime = item.PreferredRuntime
};
newPackage.SpecFile = NuGetCache.PathJoin(newPackage.Name, newPackage.Version, newPackage.Name + ".nuspec");
if (!result.Any(x => x.Name == newPackage.Name) && File.Exists(newPackage.SpecFile))
{
queue.Enqueue(newPackage);
result.Add(newPackage);
}
}
}
return(result.ToArray());
}
/// <summary>
/// Gets the compatible target framework. Similar to `GetPackageCompatibleLib` but relies on NuGet spec file
/// </summary>
/// <param name="freameworks">The frameworks.</param>
/// <param name="package">The package.</param>
/// <returns></returns>
XElement GetCompatibleTargetFramework(IEnumerable <XElement> freameworks, PackageInfo package)
{
// https://docs.microsoft.com/en-us/dotnet/standard/frameworks
// netstandard?.?
// netcoreapp?.?
// net?? | net???
// "" (no framework element, meaning "any framework")
// Though packages use Upper case with '.' preffix: '<group targetFramework=".NETStandard2.0">'
XElement findMatch(Predicate <string> matchTest)
{
var items = freameworks.Select(x => new { Name = x.Attribute("targetFramework")?.Value, Element = x })
.OrderByDescending(x => x.Name)
.ToArray();
var match = items.FirstOrDefault(x => matchTest(x.Name ?? ""))?.Element ?? // exact match
items.FirstOrDefault(x => x.Name == null)?.Element; // universal dependency specified by not supplying targetFramework element
return(match);
}
if (package.PreferredRuntime != null)
{
// by requested runtime
return(findMatch(x => x.Contains(package.PreferredRuntime)));
}
else
{
if (CSharpCompiler.DefaultCompilerRuntime == DefaultCompilerRuntime.Standard)
{
// by configured runtime
return(findMatch(x => x.Contains("netstandard", ignoreCase: true)));
}
else
{
if (Runtime.IsCore)
{
// by runtime of the host
return(findMatch(x => x.Contains("netcore", ignoreCase: true))
?? findMatch(x => x.Contains("netstandard", ignoreCase: true)));
}
else
{
// by .NET full as tehre is no other options
return(findMatch(x => (x.StartsWith("net", ignoreCase: true) ||
x.StartsWith(".net", ignoreCase: true)) &&
!x.Contains("netcore", ignoreCase: true) &&
!x.Contains("netstandard", ignoreCase: true))
?? findMatch(x => x.Contains("netstandard", ignoreCase: true)));
}
}
}
}
/// <summary>
/// Gets the package compatible library. Similar to `GetCompatibleTargetFramework` but relies on file structure
/// </summary>
/// <param name="package">The package.</param>
/// <returns></returns>
string GetPackageCompatibleLib(PackageInfo package)
{
var libDir = package.SpecFile.GetDirName().PathJoin("lib");
if (!Directory.Exists(libDir))
{
return(null);
}
var frameworks = Directory.GetDirectories(package.SpecFile.GetDirName().PathJoin("lib"))
.OrderByDescending(x => x)
.Select(x => new { Runtime = x.GetFileName(), Path = x });
if (package.PreferredRuntime != null)
{
return(frameworks.FirstOrDefault(x => x.Runtime.EndsWith(package.PreferredRuntime))?.Path);
}
else
{
if (CSharpCompiler.DefaultCompilerRuntime == DefaultCompilerRuntime.Standard)
{
return(frameworks.FirstOrDefault(x => x.Runtime.StartsWith("netstandard", ignoreCase: true))?.Path);
}
else // host runtime
{
if (Runtime.IsCore)
{
return((frameworks.FirstOrDefault(x => x.Runtime.StartsWith("netcore", ignoreCase: true))
?? frameworks.FirstOrDefault(x => x.Runtime.StartsWith("netstandard", ignoreCase: true)))?.Path);
}
else
{
return(frameworks.FirstOrDefault(x => x.Runtime.StartsWith("net", ignoreCase: true) &&
!x.Runtime.StartsWith("netcore", ignoreCase: true) &&
!x.Runtime.StartsWith("netstandard", ignoreCase: true))?.Path);
}
}
}
}
string[] GetCompatibleAssemblies(PackageInfo package)
{
var lib = GetPackageCompatibleLib(package);
if (lib != null)
{
return(Directory.GetFiles(GetPackageCompatibleLib(package), "*.dll")
.Where(item => !item.EndsWith(".resources.dll", StringComparison.OrdinalIgnoreCase))
.Where(x => Utils.IsRuntimeCompatibleAsm(x))
.ToArray());
}
else
{
return(new string[0]);
}
}
/// <summary>
/// Generates the name of the cache directory for the specified script file.
/// </summary>
/// <param name="file">Script file name.</param>
/// <returns>Cache directory name.</returns>
public static string GetCacheDirectory(string file)
{
return(Path.Combine(CSExecutor.GetScriptTempDir(), @"Cache\" + Path.GetFullPath(file).ToLower().GetHashCode().ToString()));
}