26 lines
691 B
Solidity
26 lines
691 B
Solidity
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//SPDX-License-Identifier: MIT
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pragma solidity >= 0.5.0 < 0.7.0;
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import "./Whitelist.sol";
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contract Aggregator {
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Whitelist whitelist;
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constructor(Whitelist _whitelist) public {
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whitelist = _whitelist;
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}
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function collectData(uint256 reqID, string memory data, address callbackAddress, bytes4 callbackMethodID) public {
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address[] memory nodes = whitelist.getNodes();
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bool nodeInTheList = false;
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for (uint256 i = 0; i < nodes.length-1; i++) {
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if (nodes[i] == msg.sender) {
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nodeInTheList = true;
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}
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}
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require(nodeInTheList);
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(bool success,) = callbackAddress.call(abi.encode(callbackMethodID, reqID, data));
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require(success);
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}
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}
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