Warning! Contract bytecode has been changed and doesn't match the verified one. Therefore, interaction with this smart contract may be risky.
- Contract name:
- MigrationCE
- Optimization enabled
- true
- Compiler version
- v0.8.19+commit.7dd6d404
- Optimization runs
- 200
- EVM Version
- default
- Verified at
- 2024-09-26T15:33:00.483546Z
Contract source code
// SPDX-License-Identifier: No License (None)
pragma solidity 0.8.19;
/**
* @title Ownable
* @dev The Ownable contract has an owner address, and provides basic authorization control
* functions, this simplifies the implementation of "user permissions".
*
* Source https://raw.githubusercontent.com/OpenZeppelin/openzeppelin-solidity/v2.1.3/contracts/ownership/Ownable.sol
* This contract is copied here and renamed from the original to avoid clashes in the compiled artifacts
* when the user imports a zos-lib contract (that transitively causes this contract to be compiled and added to the
* build/artifacts folder) as well as the vanilla Ownable implementation from an openzeppelin version.
*/
contract Ownable {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev The Ownable constructor sets the original `owner` of the contract to the sender
* account.
*/
constructor () {
_owner = msg.sender;
emit OwnershipTransferred(address(0), _owner);
}
/**
* @return the address of the owner.
*/
function owner() public view returns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(isOwner(),"Not Owner");
_;
}
/**
* @return true if `msg.sender` is the owner of the contract.
*/
function isOwner() public view returns (bool) {
return msg.sender == _owner;
}
/**
* @dev Allows the current owner to relinquish control of the contract.
* @notice Renouncing to ownership will leave the contract without an owner.
* It will not be possible to call the functions with the `onlyOwner`
* modifier anymore.
*/
function renounceOwnership() public onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
/**
* @dev Allows the current owner to transfer control of the contract to a newOwner.
* @param newOwner The address to transfer ownership to.
*/
function transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(newOwner);
}
/**
* @dev Transfers control of the contract to a newOwner.
* @param newOwner The address to transfer ownership to.
*/
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0),"Zero address not allowed");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
interface IERC223 {
function mint(address _to, uint256 _amount) external;
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
function burnFrom(address sender, uint256 amount) external returns (bool);
function transfer(address recipient, uint256 amount) external;
function balanceOf(address account) external view returns (uint256);
}
contract MigrationCE is Ownable {
address constant public CLOE = address(0x1eAa43544dAa399b87EEcFcC6Fa579D5ea4A6187);
address constant public CE = address(0x3986E815F87feA74910F7aDeAcD1cE7f172E1df0);
uint256 public cloeRate = 30000; // rate in percentage with 2 decimals. CE amount = CLOE amount * cloeRate / 10000
bool public isPause;
uint256 public totalCEMinted;
uint256 public totalCLOEMigrated;
event Migrate(address user, uint256 CLOEAmount, uint256 CEAmount);
modifier migrationAllowed() {
require(!isPause, "Migration is paused");
_;
}
function tokenReceived(address, uint, bytes memory) external pure returns(bytes4) {
revert("not allowed");
}
function migrate(address user, uint256 amount) internal migrationAllowed {
IERC223(CLOE).transferFrom(msg.sender, address(this), amount);
uint256 ceAmount = amount * cloeRate / 10000;
totalCLOEMigrated += amount;
totalCEMinted += ceAmount;
emit Migrate(user, amount, ceAmount);
}
function setPause(bool pause) external onlyOwner {
isPause = pause;
}
// rate in percentage with 2 decimals. CE amount = CLOE amount * cloeRate / 10000
function setCloeRate(uint256 _cloeRate) external onlyOwner {
cloeRate = _cloeRate;
}
// Rescue tokens
event Rescue(address _token, uint256 _amount);
function rescueTokens(address _token) external onlyOwner {
uint256 _amount;
if (_token == address(0)) {
_amount = address(this).balance;
safeTransferETH(msg.sender, _amount);
} else {
_amount = IERC223(_token).balanceOf(address(this));
safeTransfer(_token, msg.sender, _amount);
}
emit Rescue(_token, _amount);
}
function safeTransfer(address token, address to, uint value) internal {
// bytes4(keccak256(bytes('transfer(address,uint256)')));
(bool success, bytes memory data) = token.call(
abi.encodeWithSelector(0xa9059cbb, to, value)
);
require(
success && (data.length == 0 || abi.decode(data, (bool))),
"TransferHelper: TRANSFER_FAILED"
);
}
function safeTransferETH(address to, uint value) internal {
(bool success,) = to.call{value:value}(new bytes(0));
require(success, 'TransferHelper: ETH_TRANSFER_FAILED');
}
}
Contract ABI
[{"type":"event","name":"Migrate","inputs":[{"type":"address","name":"user","internalType":"address","indexed":false},{"type":"uint256","name":"CLOEAmount","internalType":"uint256","indexed":false},{"type":"uint256","name":"CEAmount","internalType":"uint256","indexed":false}],"anonymous":false},{"type":"event","name":"OwnershipTransferred","inputs":[{"type":"address","name":"previousOwner","internalType":"address","indexed":true},{"type":"address","name":"newOwner","internalType":"address","indexed":true}],"anonymous":false},{"type":"event","name":"Rescue","inputs":[{"type":"address","name":"_token","internalType":"address","indexed":false},{"type":"uint256","name":"_amount","internalType":"uint256","indexed":false}],"anonymous":false},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"CE","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"CLOE","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"uint256","name":"","internalType":"uint256"}],"name":"cloeRate","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"bool","name":"","internalType":"bool"}],"name":"isOwner","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"bool","name":"","internalType":"bool"}],"name":"isPause","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":"rescueTokens","inputs":[{"type":"address","name":"_token","internalType":"address"}]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"setCloeRate","inputs":[{"type":"uint256","name":"_cloeRate","internalType":"uint256"}]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"setPause","inputs":[{"type":"bool","name":"pause","internalType":"bool"}]},{"type":"function","stateMutability":"pure","outputs":[{"type":"bytes4","name":"","internalType":"bytes4"}],"name":"tokenReceived","inputs":[{"type":"address","name":"","internalType":"address"},{"type":"uint256","name":"","internalType":"uint256"},{"type":"bytes","name":"","internalType":"bytes"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"uint256","name":"","internalType":"uint256"}],"name":"totalCEMinted","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"uint256","name":"","internalType":"uint256"}],"name":"totalCLOEMigrated","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"transferOwnership","inputs":[{"type":"address","name":"newOwner","internalType":"address"}]}]
Contract Creation Code
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