private async void OnContext(IAsyncResult res)
{
HttpListenerContext ctx = _listener.EndGetContext(res);
_listener.BeginGetContext(OnContext, null);
await _requestLock.WaitAsync();
try
{
HttpListenerRequest req = ctx.Request;
HttpListenerResponse resp = ctx.Response;
if (req.HttpMethod == "POST" && req.Url.AbsolutePath == "/submit")
{
using (var reader = new StreamReader(req.InputStream, req.ContentEncoding))
{
string postStr = reader.ReadToEnd();
List <string> twitchChannels = new List <string>(), mixerChannels = new List <string>();
Dictionary <string, string> postDict = new Dictionary <string, string>();
foreach (var postData in postStr.Split('&'))
{
try
{
var split = postData.Split('=');
postDict[split[0]] = split[1];
switch (split[0])
{
case "twitch_oauthtoken":
var twitchOauthToken = HttpUtility.UrlDecode(split[1]);
_authManager.Credentials.Twitch_OAuthToken = twitchOauthToken.StartsWith("oauth:") ? twitchOauthToken : !string.IsNullOrEmpty(twitchOauthToken) ? $"oauth:{twitchOauthToken}" : "";
break;
case "twitch_channel":
string twitchChannel = split[1].ToLower();
if (!string.IsNullOrWhiteSpace(twitchChannel) && !_authManager.Credentials.Twitch_Channels.Contains(twitchChannel))
{
_authManager.Credentials.Twitch_Channels.Add(twitchChannel);
}
_logger.LogInformation($"TwitchChannel: {twitchChannel}");
twitchChannels.Add(twitchChannel);
break;
case "mixer_channel":
string mixerChannel = split[1].ToLower();
if (!string.IsNullOrWhiteSpace(mixerChannel) && !_authManager.Credentials.Mixer_Channels.Contains(mixerChannel))
{
_authManager.Credentials.Mixer_Channels.Add(mixerChannel);
}
_logger.LogInformation($"MixerChannel: {mixerChannel}");
mixerChannels.Add(mixerChannel);
break;
}
}
catch (Exception ex)
{
_logger.LogError(ex, "An exception occurred in OnLoginDataUpdated callback");
}
}
foreach (var channel in _authManager.Credentials.Twitch_Channels.ToArray())
{
// Remove any channels that weren't present in the post data
if (!twitchChannels.Contains(channel))
{
_authManager.Credentials.Twitch_Channels.Remove(channel);
}
}
foreach (var channel in _authManager.Credentials.Mixer_Channels.ToArray())
{
// Remove any channels that weren't present in the post data
if (!mixerChannels.Contains(channel))
{
_authManager.Credentials.Mixer_Channels.Remove(channel);
}
}
_authManager.Save();
_settings.SetFromDictionary(postDict);
_settings.Save();
}
resp.Redirect(req.UrlReferrer.OriginalString);
resp.Close();
return;
}
StringBuilder pageBuilder = new StringBuilder(pageData);
StringBuilder twitchChannelHtmlString = new StringBuilder();
for (int i = 0; i < _authManager.Credentials.Twitch_Channels.Count; i++)
{
var channel = _authManager.Credentials.Twitch_Channels[i];
twitchChannelHtmlString.Append($"<span id=\"twitch_channel_{i}\" class=\"chip \">{channel}<input type=\"text\" class=\"form-input\" name=\"twitch_channel\" style=\"display: none; \" value=\"{channel}\" /><button type=\"button\" onclick=\"removeTwitchChannel('twitch_channel_{i}')\" class=\"btn btn-clear\" aria-label=\"Close\" role=\"button\"></button></span>");
}
StringBuilder mixerChannelHtmlString = new StringBuilder();
for (int i = 0; i < _authManager.Credentials.Mixer_Channels.Count; i++)
{
var channel = _authManager.Credentials.Mixer_Channels[i];
mixerChannelHtmlString.Append($"<span id=\"mixer_channel_{i}\" class=\"chip \">{channel}<input type=\"text\" class=\"form-input\" name=\"mixer_channel\" style=\"display: none; \" value=\"{channel}\" /><button type=\"button\" onclick=\"removeMixerChannel('mixer_channel_{i}')\" class=\"btn btn-clear\" aria-label=\"Close\" role=\"button\"></button></span>");
}
StringBuilder mixerLinkHtmlString = new StringBuilder();
if (!string.IsNullOrEmpty(_authManager.Credentials.Mixer_RefreshToken))
{
mixerLinkHtmlString.Append("<button class=\"btn btn-error\" onclick=\"window.location.href='mixer'\" type=\"button\">Click to unlink your Mixer account</button></br></br>");
}
else
{
mixerLinkHtmlString.Append("<button class=\"btn btn-success\" onclick=\"window.location.href='mixer'\" type=\"button\">Click to link your Mixer account</button></br></br>");
}
var sectionHTML = _settings.GetSettingsAsHTML();
pageBuilder.Replace("{WebAppSettingsHTML}", sectionHTML["WebApp"]);
pageBuilder.Replace("{GlobalSettingsHTML}", sectionHTML["Global"]);
pageBuilder.Replace("{TwitchSettingsHTML}", sectionHTML["Twitch"]);
pageBuilder.Replace("{TwitchChannelHtml}", twitchChannelHtmlString.ToString());
pageBuilder.Replace("{TwitchOAuthToken}", _authManager.Credentials.Twitch_OAuthToken);
pageBuilder.Replace("{MixerSettingsHTML}", sectionHTML["Mixer"]);
pageBuilder.Replace("{MixerChannelHtml}", mixerChannelHtmlString.ToString());
pageBuilder.Replace("{MixerLinkHtml}", mixerLinkHtmlString.ToString());
byte[] data = Encoding.UTF8.GetBytes(pageBuilder.ToString());
resp.ContentType = "text/html";
resp.ContentEncoding = Encoding.UTF8;
resp.ContentLength64 = data.LongLength;
await resp.OutputStream.WriteAsync(data, 0, data.Length);
}
catch (Exception ex)
{
_logger.LogError(ex, "Exception occurred during webapp request.");
}
finally
{
_requestLock.Release();
}
}
