public static IPushingHub CreatePushingHub(this ILubalaChannel channel, Action <IHubBuilder> configurer)
{
Log.Logger.Debug("creating pushing hub.");
var builder = new HubBuilder(channel);
configurer(builder);
var pushingHub = builder.BuildPushingHub();
Log.Logger.Debug("creating pushing hub done.");
return(pushingHub);
}
private WechatToken RetrieveTokenRemotly(string appId, string appSecret, ILubalaChannel channel)
{
var token = channel.Request <Token>("/cgi-bin/token", context =>
{
context
.DisableAutoToken()
.AddParam("grant_type", "client_credential")
.AddParam("appid", appId)
.AddParam("secret", appSecret);
});
return(new WechatToken(token, DateTimeOffset.UtcNow));
}
public WechatToken RetrieveToken(string appId, string appSecret, ILubalaChannel channel)
{
lock (_locker)
{
WechatToken token;
if (_tokens.TryGetValue(appId, out token))
{
if (token.ExpiredDateTime < DateTimeOffset.UtcNow)
{
Log.Logger.Info("token expired, retrieving now.");
token = RetrieveTokenRemotly(appId, appSecret, channel);
_tokens[appId] = token;
}
}
else
{
Log.Logger.Info("retrieving token from wechat server.");
token = RetrieveTokenRemotly(appId, appSecret, channel);
_tokens.Add(appId, token);
}
return(token);
}
}
public HubBuilder(ILubalaChannel channel)
{
_context = new HubContext {
Channel = channel, Resolver = channel.Resolver
};
}
