/// <summary>
/// Performs internal redirects on paths with missing trailings slashes
/// and handles redirects to index files
/// </summary>
/// <returns><c>true</c>, if redirect was issued, <c>false</c> otherwise.</returns>
/// <param name="path">The local path to use.</param>
/// <param name="context">The request context.</param>
protected virtual async Task <bool> AutoRedirect(string path, IHttpContext context)
{
if (!await m_vfs.FileExistsAsync(path))
{
if (string.IsNullOrWhiteSpace(Path.GetExtension(path)) && !path.EndsWith("/", StringComparison.Ordinal) && !path.EndsWith(".", StringComparison.Ordinal))
{
var ix = await FirstOrDefault(AutoProbeExtensions, p => m_vfs.FileExistsAsync(path + p));
if (!string.IsNullOrWhiteSpace(ix))
{
context.Response.InternalRedirect(context.Request.Path + ix);
return(true);
}
}
if (await m_vfs.FolderExistsAsync(path))
{
if (!context.Request.Path.EndsWith("/", StringComparison.Ordinal))
{
if (!await Any(IndexDocuments, p => m_vfs.FileExistsAsync(Path.Combine(path, p))))
{
if (PassThrough)
{
return(false);
}
throw new HttpException(HttpStatusCode.NotFound);
}
context.Response.Redirect(context.Request.Path + "/");
return(true);
}
var ix = await FirstOrDefault(IndexDocuments, p => m_vfs.FileExistsAsync(Path.Combine(path, p)));
if (!string.IsNullOrWhiteSpace(ix))
{
context.Response.InternalRedirect(context.Request.Path + ix);
return(true);
}
}
}
return(false);
}