62 lines
1.3 KiB
Go
62 lines
1.3 KiB
Go
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package handlers
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import (
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crypto "github.com/tendermint/go-crypto"
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"github.com/tendermint/basecoin"
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"github.com/tendermint/basecoin/errors"
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"github.com/tendermint/basecoin/types"
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)
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type SignedHandler struct {
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AllowMultiSig bool
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Inner basecoin.Handler
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}
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func (h SignedHandler) Next() basecoin.Handler {
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return h.Inner
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}
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var _ basecoin.Handler = SignedHandler{}
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type Signed interface {
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basecoin.TxLayer
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Signers() ([]crypto.PubKey, error)
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}
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func (h SignedHandler) CheckTx(ctx basecoin.Context, store types.KVStore, tx basecoin.Tx) (res basecoin.Result, err error) {
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var sigs []crypto.PubKey
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stx, ok := tx.Unwrap().(Signed)
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if !ok {
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return res, errors.Unauthorized()
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}
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sigs, err = stx.Signers()
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if err != nil {
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return res, err
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}
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// add the signers to the context and continue
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ctx2 := ctx.AddSigners(sigs...)
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return h.Next().CheckTx(ctx2, store, stx.Next())
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}
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func (h SignedHandler) DeliverTx(ctx basecoin.Context, store types.KVStore, tx basecoin.Tx) (res basecoin.Result, err error) {
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var sigs []crypto.PubKey
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stx, ok := tx.Unwrap().(Signed)
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if !ok {
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return res, errors.Unauthorized()
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}
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sigs, err = stx.Signers()
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if err != nil {
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return res, err
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}
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// add the signers to the context and continue
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ctx2 := ctx.AddSigners(sigs...)
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return h.Next().DeliverTx(ctx2, store, stx.Next())
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}
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