public static void UseOoui(this IApplicationBuilder app, string jsPath = "/ooui.js", string webSocketPath = "/ooui.ws", TimeSpan?sessionTimeout = null)
{
if (string.IsNullOrWhiteSpace(webSocketPath))
{
throw new ArgumentException("A path to be used for Ooui web sockets must be specified", nameof(webSocketPath));
}
if (string.IsNullOrWhiteSpace(jsPath))
{
throw new ArgumentException("A path to be used for Ooui JavaScript must be specified", nameof(jsPath));
}
WebSocketHandler.WebSocketPath = webSocketPath;
if (sessionTimeout.HasValue)
{
WebSocketHandler.SessionTimeout = sessionTimeout.Value;
}
var webSocketOptions = new WebSocketOptions()
{
KeepAliveInterval = WebSocketHandler.SessionTimeout,
ReceiveBufferSize = 4 * 1024
};
app.UseWebSockets(webSocketOptions);
app.Use(async(context, next) =>
{
if (context.Request.Path == jsPath)
{
var response = context.Response;
var clientJsBytes = Ooui.UI.ClientJsBytes;
response.StatusCode = 200;
response.ContentLength = clientJsBytes.Length;
response.ContentType = "application/javascript; charset=utf-8";
response.Headers.Add("Cache-Control", "public, max-age=3600");
using (var s = response.Body) {
await s.WriteAsync(clientJsBytes, 0, clientJsBytes.Length).ConfigureAwait(false);
}
}
else if (context.Request.Path == WebSocketHandler.WebSocketPath)
{
if (context.WebSockets.IsWebSocketRequest)
{
await WebSocketHandler.HandleWebSocketRequestAsync(context).ConfigureAwait(false);
}
else
{
context.Response.StatusCode = 400;
}
}
else
{
await next().ConfigureAwait(false);
}
});
}
public static void UseGoui(this IApplicationBuilder app, string jsPath = "/Goui.js", string webSocketPath = "/Goui.ws", TimeSpan?sessionTimeout = null)
{
if (string.IsNullOrWhiteSpace(webSocketPath))
{
throw new ArgumentException("A path to be used for Goui web sockets must be specified", nameof(webSocketPath));
}
if (string.IsNullOrWhiteSpace(jsPath))
{
throw new ArgumentException("A path to be used for Goui JavaScript must be specified", nameof(jsPath));
}
WebSocketHandler.WebSocketPath = webSocketPath;
if (sessionTimeout.HasValue)
{
WebSocketHandler.SessionTimeout = sessionTimeout.Value;
}
var webSocketOptions = new WebSocketOptions()
{
KeepAliveInterval = WebSocketHandler.SessionTimeout,
ReceiveBufferSize = 4 * 1024
};
app.UseWebSockets(webSocketOptions);
Goui.UI.ServerEnabled = false;
app.Use(async(context, next) =>
{
var response = context.Response;
if (context.Request.Path == jsPath)
{
var clientJsBytes = Goui.UI.ClientJsBytes;
var clientJsEtag = Goui.UI.ClientJsEtag;
if (context.Request.Headers.TryGetValue("If-None-Match", out var inms) && inms.Count > 0 && inms[0] == clientJsEtag)
{
response.StatusCode = 304;
}
else
{
response.StatusCode = 200;
response.ContentLength = clientJsBytes.Length;
response.ContentType = "application/javascript; charset=utf-8";
response.Headers.Add("Cache-Control", "public, max-age=60");
response.Headers.Add("Etag", clientJsEtag);
using (var s = response.Body) {
await s.WriteAsync(clientJsBytes, 0, clientJsBytes.Length).ConfigureAwait(false);
}
}
}
else if (context.Request.Path == WebSocketHandler.WebSocketPath)
{
if (context.WebSockets.IsWebSocketRequest)
{
await WebSocketHandler.HandleWebSocketRequestAsync(context).ConfigureAwait(false);
}
else
{
context.Response.StatusCode = 400;
}
}
else if (Goui.UI.TryGetFileContentAtPath(context.Request.Path, out var file))
{
if (context.Request.Headers.TryGetValue("If-None-Match", out var inms) && inms.Count > 0 && inms[0] == file.Etag)
{
response.StatusCode = 304;
}
else
{
response.StatusCode = 200;
response.ContentLength = file.Content.Length;
response.ContentType = file.ContentType;
response.Headers.Add("Cache-Control", "public, max-age=60");
response.Headers.Add("Etag", file.Etag);
using (var s = response.Body) {
await s.WriteAsync(file.Content, 0, file.Content.Length).ConfigureAwait(false);
}
}
}
else
{
await next().ConfigureAwait(false);
}
});
}
