2020-06-16 12:57:37 -07:00
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package types
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2020-06-09 08:19:18 -07:00
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import (
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"fmt"
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sdk "github.com/cosmos/cosmos-sdk/types"
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2020-06-12 11:13:20 -07:00
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signingtypes "github.com/cosmos/cosmos-sdk/types/tx/signing"
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2020-06-09 08:19:18 -07:00
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"github.com/cosmos/cosmos-sdk/x/auth/signing"
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)
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// LegacyAminoJSONHandler is a SignModeHandler that handles SIGN_MODE_LEGACY_AMINO_JSON
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type LegacyAminoJSONHandler struct{}
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var _ signing.SignModeHandler = LegacyAminoJSONHandler{}
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// DefaultMode implements SignModeHandler.DefaultMode
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2020-06-12 11:13:20 -07:00
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func (h LegacyAminoJSONHandler) DefaultMode() signingtypes.SignMode {
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return signingtypes.SignMode_SIGN_MODE_LEGACY_AMINO_JSON
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2020-06-09 08:19:18 -07:00
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}
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// Modes implements SignModeHandler.Modes
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func (LegacyAminoJSONHandler) Modes() []signingtypes.SignMode {
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return []signingtypes.SignMode{signingtypes.SignMode_SIGN_MODE_LEGACY_AMINO_JSON}
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2020-06-09 08:19:18 -07:00
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}
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// DefaultMode implements SignModeHandler.GetSignBytes
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2020-06-12 11:13:20 -07:00
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func (LegacyAminoJSONHandler) GetSignBytes(mode signingtypes.SignMode, data signing.SignerData, tx sdk.Tx) ([]byte, error) {
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if mode != signingtypes.SignMode_SIGN_MODE_LEGACY_AMINO_JSON {
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return nil, fmt.Errorf("expected %s, got %s", signingtypes.SignMode_SIGN_MODE_LEGACY_AMINO_JSON, mode)
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2020-06-09 08:19:18 -07:00
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}
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2020-06-16 12:57:37 -07:00
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feeTx, ok := tx.(sdk.FeeTx)
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2020-06-09 08:19:18 -07:00
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if !ok {
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return nil, fmt.Errorf("expected FeeTx, got %T", tx)
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}
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2020-06-16 12:57:37 -07:00
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memoTx, ok := tx.(sdk.TxWithMemo)
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if !ok {
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return nil, fmt.Errorf("expected TxWithMemo, got %T", tx)
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}
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2020-06-16 12:57:37 -07:00
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return StdSignBytes(
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data.ChainID, data.AccountNumber, data.AccountSequence, StdFee{Amount: feeTx.GetFee(), Gas: feeTx.GetGas()}, tx.GetMsgs(), memoTx.GetMemo(),
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2020-06-09 08:19:18 -07:00
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), nil
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}
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