/// <summary>
/// Asynchronously reverses the transform on the targetPath, using all the potential source of change.
/// </summary>
/// <param name="streamTaskFactory">A factory for accessing the file to be reverted from the nupkg being uninstalled.</param>
/// <param name="targetPath">A path to the file to be reverted.</param>
/// <param name="matchingFiles">Other files in other packages that may have changed the <paramref name="targetPath" />.</param>
/// <param name="projectSystem">The project where this change is taking place.</param>
/// <param name="cancellationToken">A cancellation token.</param>
/// <returns>A task that represents the asynchronous operation.</returns>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="streamTaskFactory" />
/// is <c>null</c>.</exception>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="projectSystem" />
/// is <c>null</c>.</exception>
/// <exception cref="OperationCanceledException">Thrown if <paramref name="cancellationToken" />
/// is cancelled.</exception>
public async Task RevertFileAsync(
Func <Task <Stream> > streamTaskFactory,
string targetPath,
IEnumerable <InternalZipFileInfo> matchingFiles,
IMSBuildProjectSystem projectSystem,
CancellationToken cancellationToken)
{
if (streamTaskFactory == null)
{
throw new ArgumentNullException(nameof(streamTaskFactory));
}
if (projectSystem == null)
{
throw new ArgumentNullException(nameof(projectSystem));
}
cancellationToken.ThrowIfCancellationRequested();
await MSBuildNuGetProjectSystemUtility.DeleteFileSafeAsync(
targetPath,
async() => StreamUtility.StreamFromString(await ProcessAsync(streamTaskFactory, projectSystem, cancellationToken)),
projectSystem,
cancellationToken);
}
public static bool ContentEquals(string path, Func <Stream> streamFactory)
{
using (Stream stream = streamFactory(),
fileStream = File.OpenRead(path))
{
return(StreamUtility.ContentEquals(stream, fileStream));
}
}
/// <summary>
/// Asynchronously determines if the contents of a file and stream are equal.
/// </summary>
/// <param name="path">The path to a file.</param>
/// <param name="streamTaskFactory">A stream task factory.</param>
/// <returns>A task that represents the asynchronous operation.
/// The task result (<see cref="Task{TResult}.Result" />) returns a <see cref="bool" />
/// which is <c>true</c> if contents are equal; otherwise, <c>false</c>.</returns>
/// <exception cref="ArgumentException">Thrown if <paramref name="path" /> is either
/// <c>null</c> or an empty string.</exception>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="streamTaskFactory" />
/// is <c>null</c>.</exception>
public static async Task <bool> ContentEqualsAsync(string path, Func <Task <Stream> > streamTaskFactory)
{
if (string.IsNullOrEmpty(path))
{
throw new ArgumentException(Strings.Argument_Cannot_Be_Null_Or_Empty, nameof(path));
}
if (streamTaskFactory == null)
{
throw new ArgumentNullException(nameof(streamTaskFactory));
}
using (Stream stream = await streamTaskFactory(),
fileStream = File.OpenRead(path))
{
return(StreamUtility.ContentEquals(stream, fileStream));
}
}
/// <summary>
/// Asynchronously transforms a file.
/// </summary>
/// <param name="streamTaskFactory">A stream task factory.</param>
/// <param name="targetPath">A path to the file to be transformed.</param>
/// <param name="projectSystem">The project where this change is taking place.</param>
/// <param name="cancellationToken">A cancellation token.</param>
/// <returns>A task that represents the asynchronous operation.</returns>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="streamTaskFactory" />
/// is <c>null</c>.</exception>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="projectSystem" />
/// is <c>null</c>.</exception>
/// <exception cref="OperationCanceledException">Thrown if <paramref name="cancellationToken" />
/// is cancelled.</exception>
public async Task TransformFileAsync(
Func <Task <Stream> > streamTaskFactory,
string targetPath,
IMSBuildProjectSystem projectSystem,
CancellationToken cancellationToken)
{
if (streamTaskFactory == null)
{
throw new ArgumentNullException(nameof(streamTaskFactory));
}
if (projectSystem == null)
{
throw new ArgumentNullException(nameof(projectSystem));
}
cancellationToken.ThrowIfCancellationRequested();
await MSBuildNuGetProjectSystemUtility.TryAddFileAsync(
projectSystem,
targetPath,
async() => StreamUtility.StreamFromString(await ProcessAsync(streamTaskFactory, projectSystem, cancellationToken)),
cancellationToken);
}
public void RevertFile(ZipArchiveEntry packageFile, string targetPath, IEnumerable <InternalZipFileInfo> matchingFiles, IMSBuildNuGetProjectSystem msBuildNuGetProjectSystem)
{
MSBuildNuGetProjectSystemUtility.DeleteFileSafe(targetPath,
() => StreamUtility.StreamFromString(Process(packageFile, msBuildNuGetProjectSystem)),
msBuildNuGetProjectSystem);
}
public void TransformFile(ZipArchiveEntry packageFile, string targetPath, IMSBuildNuGetProjectSystem msBuildNuGetProjectSystem)
{
MSBuildNuGetProjectSystemUtility.TryAddFile(msBuildNuGetProjectSystem, targetPath,
() => StreamUtility.StreamFromString(Process(packageFile, msBuildNuGetProjectSystem)));
}
public void RevertFile(Func <Stream> fileStreamFactory, string targetPath, IEnumerable <InternalZipFileInfo> matchingFiles, IMSBuildNuGetProjectSystem msBuildNuGetProjectSystem)
{
MSBuildNuGetProjectSystemUtility.DeleteFileSafe(targetPath,
() => StreamUtility.StreamFromString(Process(fileStreamFactory, msBuildNuGetProjectSystem)),
msBuildNuGetProjectSystem);
}
public void TransformFile(Func <Stream> fileStreamFactory, string targetPath, IMSBuildNuGetProjectSystem msBuildNuGetProjectSystem)
{
MSBuildNuGetProjectSystemUtility.TryAddFile(msBuildNuGetProjectSystem, targetPath,
() => StreamUtility.StreamFromString(Process(fileStreamFactory, msBuildNuGetProjectSystem)));
}
