Warning! Contract bytecode has been changed and doesn't match the verified one. Therefore, interaction with this smart contract may be risky.
- Contract name:
- MojitoOracleProxy
- Optimization enabled
- true
- Compiler version
- v0.7.6+commit.7338295f
- Optimization runs
- 20000
- EVM Version
- default
- Verified at
- 2022-06-16T03:13:06.945855Z
Constructor Arguments
00000000000000000000000012be87fcd9de7e17e828f01eb93536f86f0e4cce
Arg [0] (address) : 0x12be87fcd9de7e17e828f01eb93536f86f0e4cce
Contract source code
// SPDX-License-Identifier: MIT
pragma solidity ^0.7.0;
interface OwnableInterface {
function owner() external returns (address);
function transferOwnership(address recipient) external;
function acceptOwnership() external;
}
// File contracts/ConfirmedOwnerWithProposal.sol
/**
* @title The ConfirmedOwner contract
* @notice A contract with helpers for basic contract ownership.
*/
contract ConfirmedOwnerWithProposal is OwnableInterface {
address private s_owner;
address private s_pendingOwner;
event OwnershipTransferRequested(address indexed from, address indexed to);
event OwnershipTransferred(address indexed from, address indexed to);
constructor(address newOwner, address pendingOwner) {
require(newOwner != address(0), "Cannot set owner to zero");
s_owner = newOwner;
if (pendingOwner != address(0)) {
_transferOwnership(pendingOwner);
}
}
/**
* @notice Allows an owner to begin transferring ownership to a new address,
* pending.
*/
function transferOwnership(address to) public override onlyOwner {
_transferOwnership(to);
}
/**
* @notice Allows an ownership transfer to be completed by the recipient.
*/
function acceptOwnership() external override {
require(msg.sender == s_pendingOwner, "Must be proposed owner");
address oldOwner = s_owner;
s_owner = msg.sender;
s_pendingOwner = address(0);
emit OwnershipTransferred(oldOwner, msg.sender);
}
/**
* @notice Get the current owner
*/
function owner() public view override returns (address) {
return s_owner;
}
/**
* @notice validate, transfer ownership, and emit relevant events
*/
function _transferOwnership(address to) private {
require(to != msg.sender, "Cannot transfer to self");
s_pendingOwner = to;
emit OwnershipTransferRequested(s_owner, to);
}
/**
* @notice validate access
*/
function _validateOwnership() internal view {
require(msg.sender == s_owner, "Only callable by owner");
}
/**
* @notice Reverts if called by anyone other than the contract owner.
*/
modifier onlyOwner() {
_validateOwnership();
_;
}
}
// File contracts/ConfirmedOwner.sol
/**
* @title The ConfirmedOwner contract
* @notice A contract with helpers for basic contract ownership.
*/
contract ConfirmedOwner is ConfirmedOwnerWithProposal {
constructor(address newOwner) ConfirmedOwnerWithProposal(newOwner, address(0)) {}
}
// File contracts/interfaces/IMojitoOracle.sol
interface IMojitoOracle {
function getMojitoTwap(bytes32 pairId) external view returns (uint256);
function currencyPairId(string memory) external view returns (bytes32);
function lookupERC2362ID(bytes32 _erc2362id) external view returns (string memory _caption);
}
// File contracts/mojito/MojitoOracleProxy.sol
contract MojitoOracleProxy is IMojitoOracle, ConfirmedOwner {
IMojitoOracle private s_currentMojitoOracle;
IMojitoOracle private s_proposedMojitoOracle;
event MojitoOracleProposed(address indexed current, address indexed proposed);
event MojitoOracleConfirmed(address indexed previous, address indexed latest);
constructor(address mojitoOracleAddress) ConfirmedOwner(msg.sender) {
setMojitoOracle(mojitoOracleAddress);
}
function setMojitoOracle(address mojitoOracleAddress) internal {
s_currentMojitoOracle = IMojitoOracle(mojitoOracleAddress);
}
function getMojitoTwap(bytes32 pairId) external view override returns (uint256) {
return s_currentMojitoOracle.getMojitoTwap(pairId);
}
/**
* @notice returns the current mojito oracle address.
*/
function mojitoOracle() external view returns (address) {
return address(s_currentMojitoOracle);
}
/**
* @notice returns the current proposed mojito oracle
*/
function proposedMojitoOracle() external view returns (address) {
return address(s_proposedMojitoOracle);
}
/**
* @notice Allows the owner to propose a new address for the mojito oracle
* @param mojitoOracleAddress The new address for the mojito oracle contract
*/
function proposeMojitoOracle(address mojitoOracleAddress) external onlyOwner {
s_proposedMojitoOracle = IMojitoOracle(mojitoOracleAddress);
emit MojitoOracleProposed(address(s_currentMojitoOracle), mojitoOracleAddress);
}
/**
* @notice Allows the owner to confirm and change the address
* to the proposed mojito oracle
* @dev Reverts if the given address doesn't match what was previously
* proposed
* @param mojitoOracleAddress The new address for the mojito oracle contract
*/
function confirmMojitoOracle(address mojitoOracleAddress) external onlyOwner {
require(mojitoOracleAddress == address(s_proposedMojitoOracle), "Invalid proposed mojito oracle");
address previousMojitoOracle = address(s_currentMojitoOracle);
delete s_proposedMojitoOracle;
setMojitoOracle(mojitoOracleAddress);
emit MojitoOracleConfirmed(previousMojitoOracle, mojitoOracleAddress);
}
function proposedGetMojitoTwap(bytes32 pairId) external view hasProposal returns (uint256) {
return s_proposedMojitoOracle.getMojitoTwap(pairId);
}
function currencyPairId(string memory _caption) external view override returns (bytes32) {
return s_currentMojitoOracle.currencyPairId(_caption);
}
function lookupERC2362ID(bytes32 pairId) external view override returns (string memory _caption) {
return s_currentMojitoOracle.lookupERC2362ID(pairId);
}
/*
* Modifiers
*/
modifier hasProposal() {
require(address(s_proposedMojitoOracle) != address(0), "No proposed mojito oracle present");
_;
}
}
Contract ABI
[{"type":"constructor","stateMutability":"nonpayable","inputs":[{"type":"address","name":"mojitoOracleAddress","internalType":"address"}]},{"type":"event","name":"MojitoOracleConfirmed","inputs":[{"type":"address","name":"previous","internalType":"address","indexed":true},{"type":"address","name":"latest","internalType":"address","indexed":true}],"anonymous":false},{"type":"event","name":"MojitoOracleProposed","inputs":[{"type":"address","name":"current","internalType":"address","indexed":true},{"type":"address","name":"proposed","internalType":"address","indexed":true}],"anonymous":false},{"type":"event","name":"OwnershipTransferRequested","inputs":[{"type":"address","name":"from","internalType":"address","indexed":true},{"type":"address","name":"to","internalType":"address","indexed":true}],"anonymous":false},{"type":"event","name":"OwnershipTransferred","inputs":[{"type":"address","name":"from","internalType":"address","indexed":true},{"type":"address","name":"to","internalType":"address","indexed":true}],"anonymous":false},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"acceptOwnership","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"confirmMojitoOracle","inputs":[{"type":"address","name":"mojitoOracleAddress","internalType":"address"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"bytes32","name":"","internalType":"bytes32"}],"name":"currencyPairId","inputs":[{"type":"string","name":"_caption","internalType":"string"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"uint256","name":"","internalType":"uint256"}],"name":"getMojitoTwap","inputs":[{"type":"bytes32","name":"pairId","internalType":"bytes32"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"string","name":"_caption","internalType":"string"}],"name":"lookupERC2362ID","inputs":[{"type":"bytes32","name":"pairId","internalType":"bytes32"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"mojitoOracle","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"owner","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"proposeMojitoOracle","inputs":[{"type":"address","name":"mojitoOracleAddress","internalType":"address"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"uint256","name":"","internalType":"uint256"}],"name":"proposedGetMojitoTwap","inputs":[{"type":"bytes32","name":"pairId","internalType":"bytes32"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"proposedMojitoOracle","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"transferOwnership","inputs":[{"type":"address","name":"to","internalType":"address"}]}]
Contract Creation Code
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ByteCode
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