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authorFabio Berger <me@fabioberger.com>2017-11-10 06:18:30 +0800
committerFabio Berger <me@fabioberger.com>2017-11-10 06:18:30 +0800
commit02cc3f911624d31d581d4637d17ad2fa6fd95bc6 (patch)
tree33925b79c035292e3956adf760cb31fad77896e8 /src
parent62861d1e1315a14e955b30a45db05e7907b0d22d (diff)
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Create assert.isValidSignature method and use it in `addOrder`
Diffstat (limited to 'src')
-rw-r--r--src/order_watcher/order_state_watcher.ts1
-rw-r--r--src/utils/assert.ts10
2 files changed, 9 insertions, 2 deletions
diff --git a/src/order_watcher/order_state_watcher.ts b/src/order_watcher/order_state_watcher.ts
index 14b5b6cf9..6d56293ef 100644
--- a/src/order_watcher/order_state_watcher.ts
+++ b/src/order_watcher/order_state_watcher.ts
@@ -60,6 +60,7 @@ export class OrderStateWatcher {
public addOrder(signedOrder: SignedOrder): void {
assert.doesConformToSchema('signedOrder', signedOrder, schemas.signedOrderSchema);
const orderHash = ZeroEx.getOrderHashHex(signedOrder);
+ assert.isValidSignature(orderHash, signedOrder.ecSignature, signedOrder.maker);
this._orders[orderHash] = signedOrder;
this.addToDependentOrderHashes(signedOrder, orderHash);
}
diff --git a/src/utils/assert.ts b/src/utils/assert.ts
index 667b41b7b..e5c9439f3 100644
--- a/src/utils/assert.ts
+++ b/src/utils/assert.ts
@@ -1,8 +1,10 @@
import * as _ from 'lodash';
-import BigNumber from 'bignumber.js';
import * as Web3 from 'web3';
-import {Web3Wrapper} from '../web3_wrapper';
+import BigNumber from 'bignumber.js';
import {SchemaValidator, Schema} from '0x-json-schemas';
+import {Web3Wrapper} from '../web3_wrapper';
+import {signatureUtils} from '../utils/signature_utils';
+import {ECSignature} from '../types';
const HEX_REGEX = /^0x[0-9A-F]*$/i;
@@ -18,6 +20,10 @@ export const assert = {
!hasDecimals, `${variableName} should be in baseUnits (no decimals), found value: ${value.toNumber()}`,
);
},
+ isValidSignature(orderHash: string, ecSignature: ECSignature, signerAddress: string) {
+ const isValidSignature = signatureUtils.isValidSignature(orderHash, ecSignature, signerAddress);
+ this.assert(isValidSignature, `Expected order with hash '${orderHash}' to have a valid signature`);
+ },
isUndefined(value: any, variableName?: string): void {
this.assert(_.isUndefined(value), this.typeAssertionMessage(variableName, 'undefined', value));
},