Exemplo n.º 1
0
        //Yahoo Finance Company Cache Entry Update Routine
        public void UpdateYFCompanyCacheEntry(object key, object value, EvictionReason reason, object state = null)
        {
            try
            {
                Stopwatch sw       = new Stopwatch(); sw.Start();
                string    cacheKey = (string)key;
                string    channel  = cacheKey.Split('-')[0];
                string    symbol   = cacheKey.Split('-')[2];

                //Remove before updating and re-adding
                RemoveCachedSymbol(cacheKey);

                CompanyStatsYF companyStats = YahooFinance.GetCompanyStatsAsync(symbol).Result;

                //Save YF Company to cache
                this.Add(companyStats, cacheKey);
                string perf = sw.ElapsedMilliseconds.ToString();
            }
            catch (Exception e)
            {
                Debug.WriteLine("ERROR UpdateYFCompanyCacheEntry: " + e.Message);
            }
        }
Exemplo n.º 2
0
        public static async Task <CompaniesListYF> GetAllCompaniesAsync()
        {
            CompaniesListYF companies = new CompaniesListYF()
            {
                SymbolsToCompanies = new Dictionary <string, CompanyYF>()
            };

            string nasdaqData = Companies.GetFromFtpUri(Companies.NasdaqSymbolsUri);

            string[] nasdaqDataLines = nasdaqData.Split(new[] { Environment.NewLine }, StringSplitOptions.None);
            for (int i = 1; i < nasdaqDataLines.Length - 1; i++) //trim first and last row
            {
                string   line = nasdaqDataLines[i];
                string[] data = line.Split('|');
                if (data.Count() > 3)
                {
                    string symbol = data[1];
                    if (!companies.SymbolsToCompanies.ContainsKey(symbol) && !String.IsNullOrEmpty(symbol))
                    {
                        bool isNasdaq = data[0] == "Y";
                        if (isNasdaq)
                        {
                            CompanyStatsYF stats   = YahooFinance.GetCompanyStatsAsync(symbol).Result;
                            CompanyYF      company = new CompanyYF
                            {
                                Symbol   = symbol,
                                Exchange = "NASDAQ",
                                Stats    = stats
                            };
                            companies.SymbolsToCompanies.Add(symbol, company);
                        }
                    }
                }
            }

            string otcData = Companies.GetFromFtpUri(Companies.OtcSymbolsUri);

            string[] otcDataLines = otcData.Split(new[] { Environment.NewLine }, StringSplitOptions.None);
            for (int j = 1; j < otcDataLines.Length - 1; j++) //trim first and last row
            {
                string   line = otcDataLines[j];
                string[] data = line.Split('|');
                if (data.Count() > 3)
                {
                    string symbol = data[0];
                    if (!companies.SymbolsToCompanies.ContainsKey(symbol) && !String.IsNullOrEmpty(symbol))
                    {
                        CompanyStatsYF stats   = YahooFinance.GetCompanyStatsAsync(symbol).Result;
                        CompanyYF      company = new CompanyYF
                        {
                            Symbol   = symbol,
                            Exchange = "OTC",
                            Stats    = stats
                        };
                        companies.SymbolsToCompanies.Add(symbol, company);
                    }
                }
            }

            string otcMarketsData = Companies.GetFromUri(Companies.OtcMarketsUri);

            string[] otcMarketsDataLines = otcMarketsData.Split(new[] { Environment.NewLine }, StringSplitOptions.None);
            for (int k = 1; k < otcMarketsDataLines.Length; k++) //trim first row
            {
                string   line = otcMarketsDataLines[k];
                string[] data = line.Split(',');
                if (data.Count() > 3)
                {
                    string symbol = data[0];
                    if (!companies.SymbolsToCompanies.ContainsKey(symbol) && !String.IsNullOrEmpty(symbol))
                    {
                        CompanyStatsYF stats   = YahooFinance.GetCompanyStatsAsync(symbol).Result;
                        CompanyYF      company = new CompanyYF
                        {
                            Symbol   = symbol,
                            Exchange = data[2],
                            Stats    = stats
                        };
                        companies.SymbolsToCompanies.Add(symbol, company);
                    }
                }
            }
            return(await Task.FromResult(companies));
        }