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Dylan Cant
2023-02-12 00:39:29 -05:00
parent a42c603847
commit 442fe39867
2 changed files with 11 additions and 8 deletions
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11
nip26/nip26.go
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@@ -44,8 +44,8 @@ func (d *DelegationToken) Conditions() (conditions string) {
// This error is returned by d.Parse(ev) if the event ev does not have a delegation token.
var NoDelegationTag error = fmt.Errorf("No Delegation Tag")
// This error is returned by Import(t,delegatee_pk) if the token delegatee does not match delegatee_pk.
var WrongDelegatee error = fmt.Errorf("Wrong Delegatee")
// This error is returned by Import(t,delegatee_pk) if the token signature verification fails.
var VerificationFailed error = fmt.Errorf("VerificationFailed")
// CheckDelegation reads the event and reports whether or not it is correctly delegated.
// If there is a delegation tag, the delegation token signature will be checked according to NIP-26.
@@ -61,8 +61,8 @@ func CheckDelegation(ev *nostr.Event) (ok bool, err error) {
}
// Import verifies that t is NIP-26 delegation token for the given delegatee.
// The returned DelegationToken object can be used in DelegatedSign
// If the delegatee implicit in the token does not match delegatee_pk, WrongDelegatee error will be returned.
// The returned DelegationToken object can be used in DelegatedSign.
// If the token signature verification fails, the error VerificationFailed will be returned.
func Import(t nostr.Tag, delegatee_pk string) (d *DelegationToken, e error) {
d = new(DelegationToken)
if len(t) == 4 && t[0] == "delegation" {
@@ -93,7 +93,7 @@ func Import(t nostr.Tag, delegatee_pk string) (d *DelegationToken, e error) {
return nil, fmt.Errorf("Error: %s", err.Error())
}
if !sig.Verify(h[:], pubkey) {
return nil, WrongDelegatee
return nil, VerificationFailed
}
return d, nil
}
@@ -204,6 +204,7 @@ func CreateToken(delegator_sk string, delegatee_pk string, kinds []int, since *t
sk, tor_pk := btcec.PrivKeyFromBytes(s)
copy(d.delegator[:], schnorr.SerializePubKey(tor_pk))
d.kinds = kinds
d.since = since
d.until = until