/// <summary>
/// Retrieves the PackageReferences from the given XmlDocument. If a package is present multiple time, only the first version will be returned.
/// </summary>
/// <param name="document"></param>
/// <returns>A Dictionary where the key is the id of a package and the value its version.</returns>
public static PackageIdentity[] GetPackageReferences(this XmlDocument document)
{
var references = new List <PackageIdentity>();
var packageReferences = document.SelectElements("PackageReference");
var dotnetCliReferences = document.SelectElements("DotNetCliToolReference");
foreach (var packageReference in packageReferences.Concat(dotnetCliReferences))
{
var packageId = new[] { "Include", "Update", "Remove" }
.Select(packageReference.GetAttribute)
.FirstOrDefault(x => !string.IsNullOrEmpty(x));
var packageVersion = packageReference.GetAttribute("Version");
if (packageVersion.HasValue())
{
references.Add(CreatePackageIdentity(packageId, packageReference.GetAttribute("Version")));
}
else
{
var node = packageReference.SelectNode("Version");
if (node != null)
{
references.Add(CreatePackageIdentity(packageId, node.InnerText));
}
}
}
return(references
.Trim()
.ToArray());
}
/// <summary>
/// Retrieves the dependency elements from the given XmlDocument. If a package is present multiple time, only the first version will be returned.
/// </summary>
/// <param name="document"></param>
/// <returns>A Dictionary where the key is the id of a package and the value its version.</returns>
public static PackageIdentity[] GetDependencies(this XmlDocument document)
=> document
.SelectElements("dependency")
.Select(e => CreatePackageIdentity(e.GetAttribute("id"), e.GetAttribute("version")))
.Trim()
.ToArray();