public IActionResult Index(string dir, string name)
{
name = Path.Combine(dir, name);
var file = _storageDirectory.GetFile(name);
if (file == null || !file.Exists)
{
return(NotFound());
}
return(PhysicalFile(file.FullName, file.Extension.GetContentType()));
}
/// <summary>
/// 获取头像文件实例。
/// </summary>
/// <param name="userId">用户Id。</param>
/// <param name="size">宽度或者高度。</param>
/// <returns>返回文件实例。</returns>
public IStorageFile GetFile(int userId, int size)
{
var defaultFile = _storageDirectory.GetFile($"avatars/{userId}/default.png");
if (size <= 0 || size == Size)
{
return(defaultFile);
}
var currentFile = _storageDirectory.GetFile($"avatars/{userId}/{size}.png");
if (!currentFile.Exists)
{
currentFile.Resize(size, size).MoveTo($"{size}.png");
}
return(currentFile);
}
/// <summary>
/// 获取头像文件实例。
/// </summary>
/// <param name="userId">用户Id。</param>
/// <param name="size">宽度或者高度。</param>
/// <returns>返回文件实例。</returns>
public IStorageFile GetFile(int userId, int size)
{
var path = GetPath(userId);
var defaultFile = _storageDirectory.GetFile(path + "default.png");
if (size <= 0 || size == Size)
{
return(defaultFile);
}
var currentFile = _storageDirectory.GetFile(path + $"{size}.png");
if (!currentFile.Exists)
{
currentFile.Resize(size, size).MoveTo($"{size}.png");
}
return(currentFile);
}