Merge pull request #89 from 0xProject/proxy

Add zeroEx.proxy

2 files changed, 15 insertions, 5 deletions

diff --git a/src/contract_wrappers/exchange_wrapper.ts b/src/contract_wrappers/exchange_wrapper.ts
index 57a116aea..6726f3eac 100644
--- a/src/contract_wrappers/exchange_wrapper.ts
+++ b/src/contract_wrappers/exchange_wrapper.ts
@@ -99,7 +99,7 @@ export class ExchangeWrapper extends ContractWrapper {
      * subtracting the unavailable amount from the total order takerAmount.
      * @param   orderHash               The hex encoded orderHash for which you would like to retrieve the
      *                                  unavailable takerAmount.
-     * @param   exchangeContractAddress The hex encoded address of the Exchange contract to use.
+     * @param   exchangeContractAddress The hex encoded address of the Exchange contract to call.
      * @return  The amount of the order (in taker tokens) that has either been filled or canceled.
      */
     public async getUnavailableTakerAmountAsync(orderHash: string,
@@ -115,7 +115,7 @@ export class ExchangeWrapper extends ContractWrapper {
     /**
      * Retrieve the takerAmount of an order that has already been filled.
      * @param   orderHash    The hex encoded orderHash for which you would like to retrieve the filled takerAmount.
-     * @param   exchangeContractAddress The hex encoded address of the Exchange contract to use.
+     * @param   exchangeContractAddress The hex encoded address of the Exchange contract to call.
      * @return  The amount of the order (in taker tokens) that has already been filled.
      */
     public async getFilledTakerAmountAsync(orderHash: string,
@@ -132,7 +132,7 @@ export class ExchangeWrapper extends ContractWrapper {
      * Retrieve the takerAmount of an order that has been cancelled.
      * @param   orderHash    The hex encoded orderHash for which you would like to retrieve the
      *                       cancelled takerAmount.
-     * @param   exchangeContractAddress The hex encoded address of the Exchange contract to use.
+     * @param   exchangeContractAddress The hex encoded address of the Exchange contract to call.
      * @return  The amount of the order (in taker tokens) that has been cancelled.
      */
     public async getCanceledTakerAmountAsync(orderHash: string,
@@ -578,7 +578,7 @@ export class ExchangeWrapper extends ContractWrapper {
      * @param   subscriptionOpts        Subscriptions options that let you configure the subscription.
      * @param   indexFilterValues       An object where the keys are indexed args returned by the event and
      *                                  the value is the value you are interested in. E.g `{maker: aUserAddressHex}`
-     * @param   exchangeContractAddress The hex encoded address of the Exchange contract to use.
+     * @param   exchangeContractAddress The hex encoded address of the Exchange contract to call.
      * @return                      ContractEventEmitter object
      */
     public async subscribeAsync(eventName: ExchangeEvents, subscriptionOpts: SubscriptionOpts,
diff --git a/src/contract_wrappers/proxy_wrapper.ts b/src/contract_wrappers/proxy_wrapper.ts
index 862bce131..bdf163f35 100644
--- a/src/contract_wrappers/proxy_wrapper.ts
+++ b/src/contract_wrappers/proxy_wrapper.ts
@@ -14,7 +14,7 @@ export class ProxyWrapper extends ContractWrapper {
     }
     /**
      * Check if the Exchange contract address is authorized by the Proxy contract.
-     * @param   exchangeContractAddress     The hex encoded address of the Exchange contract to use.
+     * @param   exchangeContractAddress     The hex encoded address of the Exchange contract to call.
      * @return  Whether the exchangeContractAddress is authorized.
      */
     public async isAuthorizedAsync(exchangeContractAddress: string): Promise<boolean> {
@@ -22,6 +22,16 @@ export class ProxyWrapper extends ContractWrapper {
         const isAuthorized = await proxyContractInstance.authorized.call(exchangeContractAddress);
         return isAuthorized;
     }
+    /**
+     * Get the list of all Exchange contract addresses authorized by the Proxy contract.
+     * @param   exchangeContractAddress     The hex encoded address of the Exchange contract to call.
+     * @return  The list of authorized addresses.
+     */
+    public async getAuthorizedAddressesAsync(exchangeContractAddress: string): Promise<string[]> {
+        const proxyContractInstance = await this._getProxyContractAsync();
+        const authorizedAddresses = await proxyContractInstance.getAuthorizedAddresses.call();
+        return authorizedAddresses;
+    }
     private async _getProxyContractAsync(): Promise<ProxyContract> {
         if (!_.isUndefined(this._proxyContractIfExists)) {
             return this._proxyContractIfExists;