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Fix bug which can happen if parsing of CoinAverage decimal is on another culture

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This commit is contained in:
nicolas.dorier 2018-02-10 22:03:33 +09:00
parent f220abb716
commit 465fbdd47f
1 changed files with 7 additions and 11 deletions
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18
BTCPayServer/Services/Rates/CoinAverageRateProvider.cs
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@ -2,6 +2,7 @@
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Net.Http;
using System.Threading.Tasks;
@ -72,24 +73,19 @@ namespace BTCPayServer.Services.Rates
rates = (JObject)rates["symbols"];
}
return rates.Properties()
.Where(p => p.Name.StartsWith(CryptoCode, StringComparison.OrdinalIgnoreCase))
.Where(p => p.Name.StartsWith(CryptoCode, StringComparison.OrdinalIgnoreCase) && TryToDecimal(p, out decimal unused))
.ToDictionary(p => p.Name.Substring(CryptoCode.Length, p.Name.Length - CryptoCode.Length), p =>
{
if (Exchange == null)
{
return ToDecimal(p.Value["last"]);
}
else
{
return ToDecimal(p.Value["bid"]);
}
TryToDecimal(p, out decimal v);
return v;
});
}
}
private decimal ToDecimal(JToken token)
private bool TryToDecimal(JProperty p, out decimal v)
{
return decimal.Parse(token.Value<string>(), System.Globalization.NumberStyles.AllowExponent | System.Globalization.NumberStyles.AllowDecimalPoint);
JToken token = p.Value[Exchange == null ? "last" : "bid"];
return decimal.TryParse(token.Value<string>(), System.Globalization.NumberStyles.AllowExponent | System.Globalization.NumberStyles.AllowDecimalPoint, CultureInfo.InvariantCulture, out v);
}
public async Task<ICollection<Rate>> GetRatesAsync()