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metamask-extension/app/scripts/migrations/024.js

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/*
This migration ensures that the from address in txParams is to lower case for
all unapproved transactions
*/
import { cloneDeep } from 'lodash';
import { TRANSACTION_STATUSES } from '../../../shared/constants/transaction';
const version = 24;
export default {
version,
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async migrate(originalVersionedData) {
const versionedData = cloneDeep(originalVersionedData);
versionedData.meta.version = version;
const state = versionedData.data;
const newState = transformState(state);
versionedData.data = newState;
return versionedData;
},
};
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function transformState(state) {
const newState = state;
if (!newState.TransactionController) {
return newState;
}
const { transactions } = newState.TransactionController;
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newState.TransactionController.transactions = transactions.map(
(txMeta, _) => {
if (
txMeta.status === TRANSACTION_STATUSES.UNAPPROVED &&
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txMeta.txParams &&
txMeta.txParams.from
) {
txMeta.txParams.from = txMeta.txParams.from.toLowerCase();
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}
return txMeta;
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},
);
return newState;
}