private XElement FindMatchingPackageNode(PackageReference entry, XElement packagesNode)
{
XElement matchingIdNode;
bool hasMatchingNode = PackagesConfig.HasAttributeValue(packagesNode, PackagesConfig.IdAttributeName,
entry.PackageIdentity.Id, out matchingIdNode);
if (matchingIdNode != null)
{
string version;
PackagesConfig.TryGetAttribute(matchingIdNode, PackagesConfig.VersionAttributeName, out version);
if (!string.IsNullOrEmpty(version))
{
NuGetVersion nuGetVersion;
bool isNuGetVersion = NuGetVersion.TryParse(version, out nuGetVersion);
if (isNuGetVersion && nuGetVersion != null && nuGetVersion.Equals(entry.PackageIdentity.Version))
{
return(matchingIdNode);
}
}
}
return(null);
}
/// <summary>
/// Adds a package entry to the file
/// </summary>
/// <param name="entry">Package reference entry</param>
public void AddPackageEntry(PackageReference entry)
{
if (entry == null)
{
throw new ArgumentNullException(nameof(entry));
}
if (_disposed)
{
throw new PackagesConfigWriterException(string.Format(CultureInfo.CurrentCulture,
Strings.UnableToAddEntry));
}
var packagesNode = EnsurePackagesNode();
XElement package;
if (PackagesConfig.HasAttributeValue(packagesNode, PackagesConfig.IdAttributeName, entry.PackageIdentity.Id, out package))
{
throw new PackagesConfigWriterException(String.Format(CultureInfo.CurrentCulture,
Strings.PackageEntryAlreadyExist, entry.PackageIdentity.Id));
}
else
{
// Append the entry to existing package nodes
var node = CreateXElementForPackageEntry(entry);
packagesNode.Add(node);
// Sort the entries by package Id
SortPackageNodes(packagesNode);
}
}
/// <summary>
/// Update a package entry using the original entry as a base if it exists.
/// </summary>
public void UpdateOrAddPackageEntry(XDocument originalConfig, PackageReference newEntry)
{
if (originalConfig == null)
{
throw new ArgumentNullException(nameof(originalConfig));
}
if (newEntry == null)
{
throw new ArgumentNullException(nameof(newEntry));
}
if (_disposed)
{
throw new PackagesConfigWriterException(string.Format(CultureInfo.CurrentCulture,
Strings.UnableToAddEntry));
}
var originalPackagesNode = originalConfig.Element(XName.Get(PackagesConfig.PackagesNodeName));
XElement matchingIdNode;
if (PackagesConfig.HasAttributeValue(
originalPackagesNode,
PackagesConfig.IdAttributeName,
newEntry.PackageIdentity.Id,
out matchingIdNode))
{
// Find the old entry and update it based on the new entry
var packagesNode = _xDocument.Element(XName.Get(PackagesConfig.PackagesNodeName));
var newPackageNode = ReplacePackageAttributes(matchingIdNode, newEntry);
packagesNode.Add(newPackageNode);
SortPackageNodes(packagesNode);
}
else
{
// There was no existing entry, add a new one
AddPackageEntry(newEntry);
}
}