public byte[] Transform(string url, string gitReference, string platform, string format)
{
var urlAndPackageName = url.Split(new[] { '|' }, 2);
if (urlAndPackageName.Length != 2)
{
Console.Error.WriteLine(
"ERROR: Malformed NuGet package reference '" + url +
"'. Make sure you split the NuGet server URL and the package name with a pipe character (|).");
ExecEnvironment.Exit(1);
}
var repoUrl = urlAndPackageName[0];
var packageName = urlAndPackageName[1];
var originalFolder = DownloadOrUseExistingNuGetPackage(repoUrl.TrimEnd('/'), packageName, gitReference);
var folder = Path.GetTempFileName();
File.Delete(folder);
Directory.CreateDirectory(folder);
byte[] bytes;
try
{
Console.WriteLine("Copying directory for package transformation...");
CopyFolder(new DirectoryInfo(originalFolder), new DirectoryInfo(folder));
Console.WriteLine("Auto-detecting libraries to reference from NuGet package...");
var packagePath = new DirectoryInfo(folder).GetFiles("*.nuspec").First().FullName;
var libraryReferences = new Dictionary <string, string>();
var packageDependencies = new Dictionary <string, string>();
// Use the nuspec file if it exists.
List <string> references = new List <string>();
if (File.Exists(packagePath))
{
var packageDoc = new XmlDocument();
packageDoc.Load(packagePath);
// If the references are explicitly provided in the nuspec, use
// those as to what files should be referenced by the projects.
if (
packageDoc.DocumentElement.FirstChild.ChildNodes.OfType <XmlElement>()
.Count(x => x.Name == "references") > 0)
{
references =
packageDoc.DocumentElement.FirstChild.ChildNodes.OfType <XmlElement>()
.First(x => x.Name == "references")
.ChildNodes.OfType <XmlElement>()
.Where(x => x.Name == "reference")
.Select(x => x.Attributes["file"].Value)
.ToList();
}
// If there are dependencies specified, store them and convert them to
// Protobuild references, and reference them in the Module.xml file.
if (
packageDoc.DocumentElement.FirstChild.ChildNodes.OfType <XmlElement>()
.Count(x => x.Name == "dependencies") > 0)
{
packageDependencies =
packageDoc.DocumentElement.FirstChild.ChildNodes.OfType <XmlElement>()
.First(x => x.Name == "dependencies")
.ChildNodes.OfType <XmlElement>()
.Where(x => x.Name == "dependency")
.ToDictionarySafe(
k => k.Attributes["id"].Value,
v => v.Attributes["version"].Value,
(dict, c) =>
Console.WriteLine("WARNING: More than one dependency on " + c +
" in NuGet package."));
}
}
// Determine the priority of the frameworks that we want to target
// out of the available versions.
string[] clrNames = new[]
{
// Exact matches
"=net40-client",
"=Net40-client",
"=net40",
"=Net40",
"=net35",
"=Net35",
"=net20",
"=Net20",
"=20",
"=11",
"=",
"=net45",
"=Net45",
// Substring matches
"?net4",
"?Net4",
"?MonoAndroid",
};
if (platform == "WindowsUniversal")
{
// This is the priority list for Windows Universal Apps.
clrNames = new[]
{
"=uap10.0",
"=uap",
"=netcore451",
"=netcore",
"=dotnet"
};
}
var referenceDirectories = new string[] { "ref", "lib" };
foreach (var directory in referenceDirectories)
{
// Determine the base path for all references; that is, the lib/ folder.
var referenceBasePath = Path.Combine(
folder,
directory);
if (Directory.Exists(referenceBasePath))
{
// If no references are in nuspec, reference all of the libraries that
// are on disk.
if (references.Count == 0)
{
// Search through all of the target frameworks until we find one that
// has at least one file in it.
foreach (var clrNameOriginal in clrNames)
{
var clrName = clrNameOriginal;
var foundClr = false;
if (clrName[0] == '=')
{
// Exact match (strip the equals).
clrName = clrName.Substring(1);
// If this target framework doesn't exist for this library, skip it.
var dirPath = Path.Combine(
referenceBasePath,
clrName);
if (!Directory.Exists(dirPath))
{
continue;
}
}
else if (clrName[0] == '?')
{
// Substring, search the reference base path for any folders
// with a matching substring.
clrName = clrName.Substring(1);
var baseDirPath = referenceBasePath;
var found = false;
foreach (var subdir in new DirectoryInfo(baseDirPath).GetDirectories())
{
if (subdir.Name.Contains(clrName))
{
clrName = subdir.Name;
found = true;
break;
}
}
if (!found)
{
continue;
}
}
else
{
throw new InvalidOperationException("Unknown CLR name match type with '" + clrName +
"'");
}
// Otherwise enumerate through all of the libraries in this folder.
foreach (var dll in Directory.EnumerateFiles(
Path.Combine(
referenceBasePath, clrName),
"*.dll"))
{
// Determine the relative path to the library.
var packageDll = Path.Combine(
referenceBasePath,
clrName,
Path.GetFileName(dll));
// Confirm again that the file actually exists on disk when
// combined with the root path.
if (File.Exists(
Path.Combine(
packageDll)))
{
// Create the library reference.
if (!libraryReferences.ContainsKey(Path.GetFileNameWithoutExtension(dll)))
{
libraryReferences.Add(
Path.GetFileNameWithoutExtension(dll),
packageDll);
}
// Mark this target framework as having provided at least
// one reference.
foundClr = true;
}
}
// Break if we have found at least one reference.
if (foundClr)
{
break;
}
}
}
// For all of the references that were found in the original nuspec file,
// add those references.
foreach (var reference in references)
{
// Search through all of the target frameworks until we find the one
// that has the reference in it.
foreach (var clrName in clrNames)
{
// If this target framework doesn't exist for this library, skip it.
var packageDll = Path.Combine(
referenceBasePath,
clrName,
reference);
if (File.Exists(
Path.Combine(
packageDll)))
{
if (!libraryReferences.ContainsKey(Path.GetFileNameWithoutExtension(packageDll)))
{
libraryReferences.Add(
Path.GetFileNameWithoutExtension(packageDll),
packageDll);
}
break;
}
}
}
}
}
foreach (var kv in libraryReferences)
{
Console.WriteLine("Found library to reference: " + kv.Key + " (at " + kv.Value + ")");
}
Console.WriteLine("Generating external project reference...");
var document = new XmlDocument();
var externalProject = document.CreateElement("ExternalProject");
externalProject.SetAttribute("Name", packageName);
document.AppendChild(externalProject);
foreach (var kv in libraryReferences)
{
var binaryReference = document.CreateElement("Binary");
binaryReference.SetAttribute("Name", kv.Key);
binaryReference.SetAttribute("Path",
kv.Value.Substring(folder.Length).TrimStart(new[] { '/', '\\' }).Replace("%2B", "-"));
externalProject.AppendChild(binaryReference);
}
foreach (var package in packageDependencies)
{
var externalReference = document.CreateElement("Reference");
externalReference.SetAttribute("Include", package.Key);
externalProject.AppendChild(externalReference);
}
document.Save(Path.Combine(folder, "_ProtobuildExternalProject.xml"));
Console.WriteLine("Generating module...");
var generatedModule = new ModuleInfo();
generatedModule.Name = packageName;
generatedModule.Packages = new List <PackageRef>();
foreach (var package in packageDependencies)
{
generatedModule.Packages.Add(new PackageRef
{
Uri =
repoUrl.Replace("http://", "http-nuget://").Replace("https://", "https-nuget://") + "|" +
package.Key,
GitRef = package.Value.TrimStart('[').TrimEnd(']'),
Folder = package.Key
});
}
generatedModule.Save(Path.Combine(folder, "_ProtobuildModule.xml"));
Console.WriteLine("Converting to a Protobuild package...");
var target = new MemoryStream();
var filter = new FileFilter(_getRecursiveUtilitiesInPath.GetRecursiveFilesInPath(folder));
foreach (var kv in libraryReferences)
{
filter.ApplyInclude(
Regex.Escape(kv.Value.Substring(folder.Length).Replace('\\', '/').TrimStart('/')));
filter.ApplyRewrite(
Regex.Escape(kv.Value.Substring(folder.Length).Replace('\\', '/').TrimStart('/')),
kv.Value.Substring(folder.Length).Replace('\\', '/').TrimStart('/').Replace("%2B", "-"));
}
filter.ApplyInclude("_ProtobuildExternalProject\\.xml");
filter.ApplyRewrite("_ProtobuildExternalProject\\.xml", "Build/Projects/" + packageName + ".definition");
filter.ApplyInclude("_ProtobuildModule\\.xml");
filter.ApplyRewrite("_ProtobuildModule\\.xml", "Build/Module.xml");
filter.ImplyDirectories();
_packageCreator.Create(
target,
filter,
folder,
format);
Console.WriteLine("Package conversion complete.");
bytes = new byte[target.Position];
target.Seek(0, SeekOrigin.Begin);
target.Read(bytes, 0, bytes.Length);
}
finally
{
Console.WriteLine("Cleaning up temporary data...");
PathUtils.AggressiveDirectoryDelete(folder);
}
return(bytes);
}
