internal static IList <EndpointRouteInfo> GetRouteInfo(HttpContext context)
{
if (context == null)
{
throw Error.ArgumentNull(nameof(context));
}
var routInfoList = new List <EndpointRouteInfo>();
var dataSource = context.RequestServices.GetRequiredService <EndpointDataSource>();
foreach (var endpoint in dataSource.Endpoints)
{
ControllerActionDescriptor controllerActionDescriptor = endpoint.Metadata.GetMetadata <ControllerActionDescriptor>();
if (controllerActionDescriptor == null)
{
continue;
}
var routeEndpoint = endpoint as RouteEndpoint;
var metadata = endpoint.Metadata.GetMetadata <IODataRoutingMetadata>();
var info = new EndpointRouteInfo
{
DisplayName = endpoint.DisplayName,
HttpMethods = endpoint.Metadata.GetMetadata <HttpMethodMetadata>()?.HttpMethods ?? EmptyHeaders,
Pattern = routeEndpoint?.RoutePattern?.RawText ?? "N/A",
IsODataRoute = metadata != null,
};
routInfoList.Add(info);
}
return(routInfoList);
}
internal async Task HandleJsonEndpointsAsync(HttpContext context)
{
if (context == null)
{
throw Error.ArgumentNull(nameof(context));
}
List <EndpointRouteInfo> infos = new List <EndpointRouteInfo>();
EndpointDataSource dataSource = context.RequestServices.GetRequiredService <EndpointDataSource>();
foreach (var endpoint in dataSource.Endpoints)
{
ControllerActionDescriptor controllerActionDescriptor = endpoint.Metadata.GetMetadata <ControllerActionDescriptor>();
if (controllerActionDescriptor == null)
{
continue;
}
EndpointRouteInfo info = new EndpointRouteInfo
{
DisplayName = endpoint.DisplayName,
HttpMethods = string.Join(",", GetHttpMethods(endpoint)),
};
// template name
RouteEndpoint routeEndpoint = endpoint as RouteEndpoint;
if (routeEndpoint != null)
{
info.Template = routeEndpoint.RoutePattern.RawText;
}
else
{
info.Template = "N/A";
}
IODataRoutingMetadata metadata = endpoint.Metadata.GetMetadata <IODataRoutingMetadata>();
if (metadata == null)
{
info.IsODataRoute = false;
}
else
{
info.IsODataRoute = true;
}
infos.Add(info);
}
JsonSerializerOptions options = new JsonSerializerOptions()
{
WriteIndented = true
};
string output = JsonSerializer.Serialize(infos, options);
context.Response.Headers["Content_Type"] = "application/json";
await context.Response.WriteAsync(output).ConfigureAwait(false);
}
private static void AppendRoute(StringBuilder builder, EndpointRouteInfo routeInfo)
{
builder.Append("<tr>");
builder.Append($"<td>{routeInfo.DisplayName}</td>");
builder.Append($"<td>{string.Join(",", routeInfo.HttpMethods)}</td>");
if (routeInfo.Pattern == null)
{
builder.Append($"<td>N/A</td>");
}
else if (routeInfo.HttpMethods.Contains("GET"))
{
builder.Append($"<td><a href=\"{routeInfo.Pattern}\">{routeInfo.Pattern}</a></td>");
}
else
{
builder.Append($"<td>{routeInfo.Pattern}</td>");
}
builder.AppendLine("</tr>");
}
