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Prevent an NRE in LNURL

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In addition to f05a7f9f14. Fixes #4904.
This commit is contained in:
Dennis Reimann 2023-04-24 09:25:32 +02:00
parent c3c8cc21ff
commit 0b241d61ab
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GPG key ID: 5009E1797F03F8D0
1 changed files with 4 additions and 3 deletions
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BTCPayServer/Controllers/UILNURLController.cs
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@ -468,9 +468,10 @@ namespace BTCPayServer
lnUrlMetadata ??= new Dictionary<string, string>(); lnUrlMetadata ??= new Dictionary<string, string>();
var pm = i.GetPaymentMethod(pmi); var pm = i.GetPaymentMethod(pmi);
var paymentMethodDetails = (LNURLPayPaymentMethodDetails)pm.GetPaymentMethodDetails(); var paymentMethodDetails = pm?.GetPaymentMethodDetails() as LNURLPayPaymentMethodDetails;
bool updatePaymentMethodDetails = false; bool updatePaymentMethodDetails = false;
if (lnUrlMetadata?.TryGetValue("text/identifier", out var lnAddress) is true && lnAddress is not null) if (lnUrlMetadata?.TryGetValue("text/identifier", out var lnAddress) is true &&
lnAddress is not null && paymentMethodDetails is not null)
{ {
paymentMethodDetails.ConsumedLightningAddress = lnAddress; paymentMethodDetails.ConsumedLightningAddress = lnAddress;
updatePaymentMethodDetails = true; updatePaymentMethodDetails = true;
@ -507,7 +508,7 @@ namespace BTCPayServer
lnurlRequest.MaxSendable = LightMoney.FromUnit(6.12m, LightMoneyUnit.BTC); lnurlRequest.MaxSendable = LightMoney.FromUnit(6.12m, LightMoneyUnit.BTC);
lnurlRequest = await _pluginHookService.ApplyFilter("modify-lnurlp-request", lnurlRequest) as LNURLPayRequest; lnurlRequest = await _pluginHookService.ApplyFilter("modify-lnurlp-request", lnurlRequest) as LNURLPayRequest;
if (paymentMethodDetails.PayRequest is null) if (paymentMethodDetails is not null && paymentMethodDetails.PayRequest is null)
{ {
paymentMethodDetails.PayRequest = lnurlRequest; paymentMethodDetails.PayRequest = lnurlRequest;
updatePaymentMethodDetails = true; updatePaymentMethodDetails = true;