private bool TryPrepareRequest(
            string query,
            HttpMethod httpMethod,
            RateLimitTrackerOptions rateLimitTrackerOption,
            ITwitterCredentials credentials,
            out ITwitterQuery twitterQuery)
        {
            credentials = credentials ?? _credentialsAccessor.CurrentThreadCredentials;

            if (credentials == null)
            {
                throw new TwitterNullCredentialsException();
            }

            twitterQuery = _twitterQueryFactory.Create(query, httpMethod, credentials);

            var beforeQueryExecuteEventArgs = new QueryBeforeExecuteEventArgs(twitterQuery);


            if (rateLimitTrackerOption == RateLimitTrackerOptions.TrackOnly ||
                rateLimitTrackerOption == RateLimitTrackerOptions.TrackAndAwait)
            {
                var timeToWait = _rateLimitAwaiter.TimeToWaitBeforeTwitterRequest(query, twitterQuery.TwitterCredentials);

                twitterQuery.DateWhenCredentialsWillHaveRequiredRateLimits = DateTime.Now.AddMilliseconds(timeToWait);
                _tweetinviEvents.RaiseBeforeQueryExecute(beforeQueryExecuteEventArgs);

                if (beforeQueryExecuteEventArgs.Cancel)
                {
                    twitterQuery = null;
                    return(false);
                }

                if (rateLimitTrackerOption == RateLimitTrackerOptions.TrackAndAwait)
                {
                    _rateLimitAwaiter.Wait(timeToWait);
                }
            }
            else
            {
                _tweetinviEvents.RaiseBeforeQueryExecute(beforeQueryExecuteEventArgs);

                if (beforeQueryExecuteEventArgs.Cancel)
                {
                    twitterQuery = null;
                    return(false);
                }
            }

            _tweetinviEvents.RaiseBeforeExecuteAfterRateLimitAwait(beforeQueryExecuteEventArgs);

            return(true);
        }
Exemplo n.º 2
0
        private bool TryPrepareRequest(
            IHttpRequestParameters requestParameters,
            RateLimitTrackerMode rateLimitTrackerMode,
            ITwitterCredentials credentials,
            out ITwitterQuery twitterQuery)
        {
            credentials = credentials ?? _credentialsAccessor.CurrentThreadCredentials;

            if (credentials == null)
            {
                throw new TwitterNullCredentialsException();
            }

            twitterQuery             = _twitterQueryFactory.Create(requestParameters.Query, requestParameters.HttpMethod, credentials);
            twitterQuery.HttpContent = requestParameters.HttpContent;
            twitterQuery.Timeout     = requestParameters.Timeout ?? twitterQuery.Timeout;

            var beforeQueryExecuteEventArgs = new QueryBeforeExecuteEventArgs(twitterQuery);


            if (rateLimitTrackerMode == RateLimitTrackerMode.TrackOnly ||
                rateLimitTrackerMode == RateLimitTrackerMode.TrackAndAwait)
            {
                // Use the RateLimitCacheManager instead of RateLimitHelper to get the queryRateLimits to ensure the cache is up to date!
                var credentialRateLimits = _rateLimitCacheManager.GetCredentialsRateLimits(twitterQuery.TwitterCredentials);

                IEndpointRateLimit queryRateLimit = null;

                // If we were not able to retrieve the credentials few ms before there is no reason why it would work now.
                if (credentialRateLimits != null)
                {
                    queryRateLimit = _rateLimitCacheManager.GetQueryRateLimit(requestParameters.Query, twitterQuery.TwitterCredentials);
                }

                var timeToWait = _rateLimitAwaiter.GetTimeToWaitFromQueryRateLimit(queryRateLimit);

                twitterQuery.CredentialsRateLimits = credentialRateLimits;
                twitterQuery.QueryRateLimit        = queryRateLimit;
                twitterQuery.DateWhenCredentialsWillHaveTheRequiredRateLimits = DateTime.Now.AddMilliseconds(timeToWait);

                _tweetinviEvents.RaiseBeforeQueryExecute(beforeQueryExecuteEventArgs);

                if (beforeQueryExecuteEventArgs.Cancel)
                {
                    twitterQuery = null;
                    return(false);
                }

                if (rateLimitTrackerMode == RateLimitTrackerMode.TrackAndAwait)
                {
                    _rateLimitAwaiter.Wait(timeToWait);
                }
            }
            else
            {
                _tweetinviEvents.RaiseBeforeQueryExecute(beforeQueryExecuteEventArgs);

                if (beforeQueryExecuteEventArgs.Cancel)
                {
                    twitterQuery = null;
                    return(false);
                }
            }

            _tweetinviEvents.RaiseBeforeExecuteAfterRateLimitAwait(beforeQueryExecuteEventArgs);

            return(true);
        }