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authorFabio Berger <me@fabioberger.com>2017-06-03 01:45:57 +0800
committerFabio Berger <me@fabioberger.com>2017-06-03 01:45:57 +0800
commit1443c0838cbd795ae8e6273b1d7659c8e449f2eb (patch)
tree531df9d489dd4c5ce15623bee0beeae3ad58ccd4 /src/0x.js.ts
parent3de655954743db4e2b9d02f5ac1243855b909236 (diff)
parentd4320fec724c5bf34e7dcd006cba8ffe7a3c76d1 (diff)
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Merge branch 'master' into remainingTokenMethods
# Conflicts: # src/types.ts # src/web3_wrapper.ts
Diffstat (limited to 'src/0x.js.ts')
-rw-r--r--src/0x.js.ts124
1 files changed, 71 insertions, 53 deletions
diff --git a/src/0x.js.ts b/src/0x.js.ts
index d231c579e..7cf313666 100644
--- a/src/0x.js.ts
+++ b/src/0x.js.ts
@@ -1,71 +1,39 @@
import * as _ from 'lodash';
import * as BigNumber from 'bignumber.js';
+import {bigNumberConfigs} from './bignumber_config';
import * as ethUtil from 'ethereumjs-util';
import contract = require('truffle-contract');
import * as Web3 from 'web3';
import * as ethABI from 'ethereumjs-abi';
+import findVersions = require('find-versions');
+import compareVersions = require('compare-versions');
import {Web3Wrapper} from './web3_wrapper';
import {constants} from './utils/constants';
import {utils} from './utils/utils';
import {assert} from './utils/assert';
-import findVersions = require('find-versions');
-import compareVersions = require('compare-versions');
+import {SchemaValidator} from './utils/schema_validator';
import {ExchangeWrapper} from './contract_wrappers/exchange_wrapper';
import {TokenRegistryWrapper} from './contract_wrappers/token_registry_wrapper';
import {ecSignatureSchema} from './schemas/ec_signature_schema';
import {TokenWrapper} from './contract_wrappers/token_wrapper';
import {SolidityTypes, ECSignature, ZeroExError} from './types';
+import {Order} from './types';
+import {orderSchema} from './schemas/order_schemas';
+import * as ExchangeArtifacts from './artifacts/Exchange.json';
+
+// Customize our BigNumber instances
+bigNumberConfigs.configure();
const MAX_DIGITS_IN_UNSIGNED_256_INT = 78;
export class ZeroEx {
+ public static NULL_ADDRESS = constants.NULL_ADDRESS;
+
public exchange: ExchangeWrapper;
public tokenRegistry: TokenRegistryWrapper;
public token: TokenWrapper;
private web3Wrapper: Web3Wrapper;
/**
- * Computes the orderHash given the order parameters and returns it as a hex encoded string.
- */
- public static getOrderHashHex(exchangeContractAddr: string, makerAddr: string, takerAddr: string,
- tokenMAddress: string, tokenTAddress: string, feeRecipient: string,
- valueM: BigNumber.BigNumber, valueT: BigNumber.BigNumber,
- makerFee: BigNumber.BigNumber, takerFee: BigNumber.BigNumber,
- expiration: BigNumber.BigNumber, salt: BigNumber.BigNumber): string {
- takerAddr = _.isEmpty(takerAddr) ? constants.NULL_ADDRESS : takerAddr ;
- assert.isETHAddressHex('exchangeContractAddr', exchangeContractAddr);
- assert.isETHAddressHex('makerAddr', makerAddr);
- assert.isETHAddressHex('takerAddr', takerAddr);
- assert.isETHAddressHex('tokenMAddress', tokenMAddress);
- assert.isETHAddressHex('tokenTAddress', tokenTAddress);
- assert.isETHAddressHex('feeRecipient', feeRecipient);
- assert.isBigNumber('valueM', valueM);
- assert.isBigNumber('valueT', valueT);
- assert.isBigNumber('makerFee', makerFee);
- assert.isBigNumber('takerFee', takerFee);
- assert.isBigNumber('expiration', expiration);
- assert.isBigNumber('salt', salt);
-
- const orderParts = [
- {value: exchangeContractAddr, type: SolidityTypes.address},
- {value: makerAddr, type: SolidityTypes.address},
- {value: takerAddr, type: SolidityTypes.address},
- {value: tokenMAddress, type: SolidityTypes.address},
- {value: tokenTAddress, type: SolidityTypes.address},
- {value: feeRecipient, type: SolidityTypes.address},
- {value: utils.bigNumberToBN(valueM), type: SolidityTypes.uint256},
- {value: utils.bigNumberToBN(valueT), type: SolidityTypes.uint256},
- {value: utils.bigNumberToBN(makerFee), type: SolidityTypes.uint256},
- {value: utils.bigNumberToBN(takerFee), type: SolidityTypes.uint256},
- {value: utils.bigNumberToBN(expiration), type: SolidityTypes.uint256},
- {value: utils.bigNumberToBN(salt), type: SolidityTypes.uint256},
- ];
- const types = _.map(orderParts, o => o.type);
- const values = _.map(orderParts, o => o.value);
- const hashBuff = ethABI.soliditySHA3(types, values);
- const hashHex = ethUtil.bufferToHex(hashBuff);
- return hashHex;
- }
- /**
* Verifies that the elliptic curve signature `signature` was generated
* by signing `data` with the private key corresponding to the `signerAddressHex` address.
*/
@@ -135,9 +103,9 @@ export class ZeroEx {
}
constructor(web3: Web3) {
this.web3Wrapper = new Web3Wrapper(web3);
- this.exchange = new ExchangeWrapper(this.web3Wrapper);
- this.tokenRegistry = new TokenRegistryWrapper(this.web3Wrapper);
this.token = new TokenWrapper(this.web3Wrapper);
+ this.exchange = new ExchangeWrapper(this.web3Wrapper, this.token);
+ this.tokenRegistry = new TokenRegistryWrapper(this.web3Wrapper);
}
/**
* Sets a new provider for the web3 instance used by 0x.js
@@ -149,12 +117,56 @@ export class ZeroEx {
this.token.invalidateContractInstances();
}
/**
+ * Sets default account for sending transactions.
+ */
+ public setTransactionSenderAccount(account: string): void {
+ this.web3Wrapper.setDefaultAccount(account);
+ }
+ /**
+ * Get the default account set for sending transactions.
+ */
+ public async getTransactionSenderAccountIfExistsAsync(): Promise<string|undefined> {
+ const senderAccountIfExists = await this.web3Wrapper.getSenderAddressIfExistsAsync();
+ return senderAccountIfExists;
+ }
+ /**
+ * Computes the orderHash for a given order and returns it as a hex encoded string.
+ */
+ public async getOrderHashHexAsync(order: Order): Promise<string> {
+ const exchangeContractAddr = await this.getExchangeAddressAsync();
+ assert.doesConformToSchema('order',
+ SchemaValidator.convertToJSONSchemaCompatibleObject(order as object),
+ orderSchema);
+
+ const orderParts = [
+ {value: exchangeContractAddr, type: SolidityTypes.address},
+ {value: order.maker, type: SolidityTypes.address},
+ {value: order.taker, type: SolidityTypes.address},
+ {value: order.makerTokenAddress, type: SolidityTypes.address},
+ {value: order.takerTokenAddress, type: SolidityTypes.address},
+ {value: order.feeRecipient, type: SolidityTypes.address},
+ {value: utils.bigNumberToBN(order.makerTokenAmount), type: SolidityTypes.uint256},
+ {value: utils.bigNumberToBN(order.takerTokenAmount), type: SolidityTypes.uint256},
+ {value: utils.bigNumberToBN(order.makerFee), type: SolidityTypes.uint256},
+ {value: utils.bigNumberToBN(order.takerFee), type: SolidityTypes.uint256},
+ {value: utils.bigNumberToBN(order.expirationUnixTimestampSec), type: SolidityTypes.uint256},
+ {value: utils.bigNumberToBN(order.salt), type: SolidityTypes.uint256},
+ ];
+ const types = _.map(orderParts, o => o.type);
+ const values = _.map(orderParts, o => o.value);
+ const hashBuff = ethABI.soliditySHA3(types, values);
+ const hashHex = ethUtil.bufferToHex(hashBuff);
+ return hashHex;
+ }
+ /**
* Signs an orderHash and returns it's elliptic curve signature
* This method currently supports TestRPC, Geth and Parity above and below V1.6.6
*/
public async signOrderHashAsync(orderHashHex: string): Promise<ECSignature> {
assert.isHexString('orderHashHex', orderHashHex);
+ const makerAddress = await this.web3Wrapper.getSenderAddressOrThrowAsync();
+
let msgHashHex;
const nodeVersion = await this.web3Wrapper.getNodeVersionAsync();
const isParityNode = utils.isParityNode(nodeVersion);
@@ -167,12 +179,7 @@ export class ZeroEx {
msgHashHex = ethUtil.bufferToHex(msgHashBuff);
}
- const makerAddressIfExists = await this.web3Wrapper.getSenderAddressIfExistsAsync();
- if (_.isUndefined(makerAddressIfExists)) {
- throw new Error(ZeroExError.USER_HAS_NO_ASSOCIATED_ADDRESSES);
- }
-
- const signature = await this.web3Wrapper.signTransactionAsync(makerAddressIfExists, msgHashHex);
+ const signature = await this.web3Wrapper.signTransactionAsync(makerAddress, msgHashHex);
let signatureData;
const [nodeVersionNumber] = findVersions(nodeVersion);
@@ -202,10 +209,21 @@ export class ZeroEx {
r: ethUtil.bufferToHex(r),
s: ethUtil.bufferToHex(s),
};
- const isValidSignature = ZeroEx.isValidSignature(orderHashHex, ecSignature, makerAddressIfExists);
+ const isValidSignature = ZeroEx.isValidSignature(orderHashHex, ecSignature, makerAddress);
if (!isValidSignature) {
throw new Error(ZeroExError.INVALID_SIGNATURE);
}
return ecSignature;
}
+ private async getExchangeAddressAsync() {
+ const networkIdIfExists = await this.web3Wrapper.getNetworkIdIfExistsAsync();
+ const exchangeNetworkConfigsIfExists = _.isUndefined(networkIdIfExists) ?
+ undefined :
+ (ExchangeArtifacts as any).networks[networkIdIfExists];
+ if (_.isUndefined(exchangeNetworkConfigsIfExists)) {
+ throw new Error(ZeroExError.CONTRACT_NOT_DEPLOYED_ON_NETWORK);
+ }
+ const exchangeAddress = exchangeNetworkConfigsIfExists.address;
+ return exchangeAddress;
+ }
}