Warning! Contract bytecode has been changed and doesn't match the verified one. Therefore, interaction with this smart contract may be risky.
- Contract name:
- OracleHelper
- Optimization enabled
- true
- Compiler version
- v0.8.20+commit.a1b79de6
- Optimization runs
- 1000
- EVM Version
- shanghai
- Verified at
- 2025-12-17T23:52:05.641461Z
project/contracts/aave/OracleHelper.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.20;
/**
* @dev Provides information about the current execution context, including the
* sender of the transaction and its data. While these are generally available
* via msg.sender and msg.data, they should not be accessed in such a direct
* manner, since when dealing with meta-transactions the account sending and
* paying for execution may not be the actual sender (as far as an application
* is concerned).
*
* This contract is only required for intermediate, library-like contracts.
*/
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
function _contextSuffixLength() internal view virtual returns (uint256) {
return 0;
}
}
/**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
_transferOwnership(_msgSender());
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
_checkOwner();
_;
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if the sender is not the owner.
*/
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby disabling any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Internal function without access restriction.
*/
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
interface IOracle {
function update() external;
}
contract OracleHelper is Ownable {
IOracle public oracleATROPA = IOracle(0x09aD286360826206040e2BE51E510529523368cc);
IOracle public oracleWBTC = IOracle(0x383bD53061Bd06FFBa859167BcDd3729757C7038);
IOracle public oraclePUSDC = IOracle(0xBE0F253d93d1Bd59062227c7D06090F490E3095E);
IOracle public oraclePDAI = IOracle(0xC507688fa597cB7455edE76A9A1E3f5Df2aB6D82);
mapping(address => bool) public isApprovedUser;
function setPriceOracle(IOracle _oracleAtropa, IOracle _oracleWBTC, IOracle _oraclePUSDC, IOracle _oraclePDAI) external onlyOwner {
oracleATROPA = _oracleAtropa;
oracleWBTC = _oracleWBTC;
oraclePUSDC = _oraclePUSDC;
oraclePDAI = _oraclePDAI;
}
function allocateSeigniorage() external {
require(isApprovedUser[msg.sender] || msg.sender == owner(), "Oracle: caller not approved");
_updateFavorPrice(oracleATROPA);
_updateFavorPrice(oracleWBTC);
_updateFavorPrice(oraclePUSDC);
_updateFavorPrice(oraclePDAI);
}
function _updateFavorPrice(IOracle _oracle) internal {
try _oracle.update(){
} catch {
revert("Failed to update price");
}
}
function setApprovedUser(address user, bool allowed) external onlyOwner {
require(user != address(0), "Zero address not allowed");
isApprovedUser[user] = allowed;
}
}
Compiler Settings
{"outputSelection":{"*":{"*":["abi","evm.bytecode","evm.deployedBytecode","evm.methodIdentifiers","metadata"],"":["ast"]}},"optimizer":{"runs":1000,"enabled":true},"libraries":{},"evmVersion":"shanghai"}
Contract ABI
[{"type":"event","name":"OwnershipTransferred","inputs":[{"type":"address","name":"previousOwner","internalType":"address","indexed":true},{"type":"address","name":"newOwner","internalType":"address","indexed":true}],"anonymous":false},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"allocateSeigniorage","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"bool","name":"","internalType":"bool"}],"name":"isApprovedUser","inputs":[{"type":"address","name":"","internalType":"address"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"contract IOracle"}],"name":"oracleATROPA","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"contract IOracle"}],"name":"oraclePDAI","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"contract IOracle"}],"name":"oraclePUSDC","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"contract IOracle"}],"name":"oracleWBTC","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"owner","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"renounceOwnership","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"setApprovedUser","inputs":[{"type":"address","name":"user","internalType":"address"},{"type":"bool","name":"allowed","internalType":"bool"}]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"setPriceOracle","inputs":[{"type":"address","name":"_oracleAtropa","internalType":"contract IOracle"},{"type":"address","name":"_oracleWBTC","internalType":"contract IOracle"},{"type":"address","name":"_oraclePUSDC","internalType":"contract IOracle"},{"type":"address","name":"_oraclePDAI","internalType":"contract IOracle"}]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"transferOwnership","inputs":[{"type":"address","name":"newOwner","internalType":"address"}]}]
Contract Creation Code
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