/// <summary>
/// Examines the request to see if it matches a configured directory. If so, a view of the directory contents is returned.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public async Task Invoke(HttpContext context)
{
// Check if the URL matches any expected paths
if (!Helpers.IsGetOrHeadMethod(context.Request.Method) ||
!Helpers.TryMatchPath(context, _prefixUrl, forDirectory: true, subpath: out PathString libraryPath) ||
!Helpers.TryMatchLibrary(libraryPath, _pathProvider.GetLibraries(), forDirectory: true,
subpath: out PathString subpath, library: out ILibrary library))
{
await _next(context);
return;
}
if (!context.IsAuthenticated(_options))
{
context.Response.StatusCode = 401;
return;
}
if (!context.IsAuthorized(_options, library, LibraryServerAuthorizationPolicy.Browser))
{
context.Response.StatusCode = 403;
return;
}
// If the path matches a directory but does not end in a slash, redirect to add the slash.
// This prevents relative links from breaking.
if (!Helpers.PathEndsInSlash(context.Request.Path))
{
context.Response.StatusCode = 301;
context.Response.Headers[HeaderNames.Location] =
context.Request.PathBase + context.Request.Path + "/" + context.Request.QueryString;
return;
}
if (TryGetDirectoryInfo(library, subpath, out IDirectoryContents contents))
{
await _formatter.GenerateContentAsync(context, contents);
return;
}
context.Response.StatusCode = 500;
}
/// <summary>
/// Examines the request to see if it matches a configured directory. If so, a view of the directory contents is returned.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public Task Invoke(ProtoContext context)
{
// Check if the URL matches any expected paths, skip if an endpoint was selected
if (context.GetEndpoint() == null &&
Helpers.IsGetOrHeadMethod(context.Request.Method) &&
Helpers.TryMatchPath(context, _matchUrl, forDirectory: true, subpath: out var subpath) &&
TryGetDirectoryInfo(subpath, out var contents))
{
// If the path matches a directory but does not end in a slash, redirect to add the slash.
// This prevents relative links from breaking.
if (!Helpers.PathEndsInSlash(context.Request.Path))
{
context.Response.StatusCode = 301;
context.Response.Headers[HeaderNames.Location] = context.Request.PathBase + context.Request.Path + "/" + context.Request.QueryString;
return(Task.CompletedTask);
}
return(_formatter.GenerateContentAsync(context, contents));
}
return(_next(context));
}
/// <summary>
/// Examines the request to see if it matches a configured directory. If so, a view of the directory contents is returned.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public Task Invoke(HttpContext context)
{
// Check if the URL matches any expected paths, skip if an endpoint with a request delegate was selected
if (context.GetEndpoint()?.RequestDelegate is null &&
Helpers.IsGetOrHeadMethod(context.Request.Method) &&
Helpers.TryMatchPath(context, _matchUrl, forDirectory: true, subpath: out var subpath) &&
TryGetDirectoryInfo(subpath, out var contents))
{
// If the path matches a directory but does not end in a slash, redirect to add the slash.
// This prevents relative links from breaking.
if (_options.RedirectToAppendTrailingSlash && !Helpers.PathEndsInSlash(context.Request.Path))
{
Helpers.RedirectToPathWithSlash(context);
return(Task.CompletedTask);
}
return(_formatter.GenerateContentAsync(context, contents));
}
return(_next(context));
}