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author | Amir Bandeali <abandeali1@gmail.com> | 2018-07-07 06:08:14 +0800 |
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committer | Amir Bandeali <abandeali1@gmail.com> | 2018-07-08 13:11:36 +0800 |
commit | 462f1f00d8151ad17f8909f2c07dbc807a0df87d (patch) | |
tree | cd4a7dece270466472d744b758047f3b3bd36510 /packages/contracts/src/2.0.0/forwarder/MixinERC721.sol | |
parent | 1c80bba4ddcb01cb8e3694f86d3f81e7164b8991 (diff) | |
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Combine mixins
Diffstat (limited to 'packages/contracts/src/2.0.0/forwarder/MixinERC721.sol')
-rw-r--r-- | packages/contracts/src/2.0.0/forwarder/MixinERC721.sol | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/packages/contracts/src/2.0.0/forwarder/MixinERC721.sol b/packages/contracts/src/2.0.0/forwarder/MixinERC721.sol deleted file mode 100644 index b5be223b6..000000000 --- a/packages/contracts/src/2.0.0/forwarder/MixinERC721.sol +++ /dev/null @@ -1,66 +0,0 @@ -/* - - Copyright 2018 ZeroEx Intl. - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. - -*/ - -pragma solidity 0.4.24; -pragma experimental ABIEncoderV2; - -import "../utils/LibBytes/LibBytes.sol"; -import "../tokens/ERC721Token/IERC721Token.sol"; - - -contract MixinERC721 { - - using LibBytes for bytes; - - bytes4 constant internal ERC721_RECEIVED = bytes4(keccak256("onERC721Received(address,uint256,bytes)")); - bytes4 constant internal ERC721_RECEIVED_OPERATOR = bytes4(keccak256("onERC721Received(address,address,uint256,bytes)")); - - function onERC721Received(address, uint256, bytes memory) - public - pure - returns(bytes4) - { - return ERC721_RECEIVED; - } - - function onERC721Received(address, address, uint256, bytes memory) - public - pure - returns(bytes4) - { - return ERC721_RECEIVED_OPERATOR; - } - - function transferERC721Token( - bytes memory assetData, - address to - ) - internal - { - // Decode asset data. - address token = assetData.readAddress(16); - uint256 tokenId = assetData.readUint256(36); - bytes memory receiverData = assetData.readBytesWithLength(100); - IERC721Token(token).safeTransferFrom( - address(this), - to, - tokenId, - receiverData - ); - } -} |