/// <summary>
/// Makes the path absolute to another (absolute) path.
/// </summary>
/// <param name="path">The path.</param>
/// <returns>An absolute path.</returns>
/// <exception cref="ArgumentNullException"><paramref name="path"/> is <see langword="null"/></exception>
/// <exception cref="InvalidOperationException">The provided path cannot be relative.</exception>
public DirectoryPath MakeAbsolute(DirectoryPath path)
{
if (path == null)
{
throw new ArgumentNullException(nameof(path));
}
if (path.IsRelative)
{
throw new InvalidOperationException("The provided path cannot be relative.");
}
return(IsRelative
? path.Combine(this).Collapse()
: new DirectoryPath(FullPath));
}
/// <summary>
/// Copies the contents of a directory to the specified location.
/// </summary>
/// <example>
/// <code>
/// CopyDirectory("source_path", "destination_path");
/// </code>
/// </example>
/// <param name="env">The context.</param>
/// <param name="source">The source directory path.</param>
/// <param name="destination">The destination directory path.</param>
/// <exception cref="ArgumentNullException"><paramref name="env"/> or <paramref name="source"/>
/// or <paramref name="destination"/> is <see langword="null"/></exception>
/// <exception cref="InvalidOperationException">Source directory does not exist or could not be found.</exception>
public static void CopyDirectory(this IFileSystemEnvironment env, DirectoryPath source,
DirectoryPath destination)
{
if (env == null)
{
throw new ArgumentNullException(nameof(env));
}
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
if (destination == null)
{
throw new ArgumentNullException(nameof(destination));
}
if (env.FS == null)
{
throw new InvalidOperationException(
$"Cannot check if directory exists when {nameof(env)}.{nameof(env.FS)} is null");
}
if (source.IsRelative)
{
source = source.MakeAbsolute(env);
}
// Get the subdirectories for the specified directory.
var sourceDir = env.FS.GetDirectory(source);
if (!sourceDir.Exists)
{
throw new InvalidOperationException("Source directory does not exist or could not be found: "
+ source.FullPath);
}
var dirs = sourceDir.GetDirectories("*", SearchScope.Current);
var destinationDir = env.FS.GetDirectory(destination);
if (!destinationDir.Exists)
{
destinationDir.Create();
}
// Get the files in the directory and copy them to the new location.
var files = sourceDir.GetFiles("*", SearchScope.Current);
foreach (var file in files)
{
var temppath = destinationDir.Path.CombineWithFilePath(file.Path.GetFilename());
file.Copy(temppath, true);
}
// Copy all of the subdirectories
foreach (var subdir in dirs)
{
var temppath = destination.Combine(subdir.Path.GetDirectoryName());
CopyDirectory(env, subdir.Path, temppath);
}
}
