Contract Source Code:
pragma solidity ^0.6.12;
// SPDX-License-Identifier: MIT
/**
* @dev Collection of functions related to the address type
*/
library Address {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
* ====
*/
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain`call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
pragma solidity ^0.6.12;
// SPDX-License-Identifier: MIT
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
return msg.data;
}
}
/**
* Dogira Token
* https://Dogira.net
*/
pragma solidity ^0.6.12;
// SPDX-License-Identifier: Unlicensed
import "./Address.sol";
import "./IERC20.sol";
import "./IUniswapV2Factory.sol";
import "./IUniswapV2Router02.sol";
import "./Ownable.sol";
import "./SafeMath.sol";
contract Dogira is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
uint256 private constant MAX = ~uint256(0);
uint256 private constant _tTotal = 1000000000 * 10**9;
string private constant _name = "Dogira";
string private constant _symbol = "DOGIRA";
uint8 private constant _decimals = 9;
uint256 public _taxFee = 0;
uint256 private _previousTaxFee = _taxFee;
address[] private _includedInFees;
IUniswapV2Router02 public uniswapV2Router;
address public uniswapV2Pair;
address public previousUniswapV2Pair;
address public pendingUniswapV2Pair;
uint256 public pairSwitchUnlockTimestamp = 0;
bool public pairSwitchPossible = false;
address public bridge;
address payable public devWallet;
bool inSwapTokens;
bool public SwapTokensEnabled = true;
uint256 public maxTxAmount = 50000000 * 10**9;
uint256 private numTokensSwap = 50000 * 10**9;
event MinTokensBeforeSwapUpdated(uint256 minTokensBeforeSwap);
event SwapTokensEnabledUpdated(bool enabled);
event SwapAndLiquifyFailed(uint256 tokensSwapped);
event SwapTokensForETH(uint256 tokensSwapped);
event FeeAppliedTo(address _address);
event FeeExcludedFrom(address _address);
event SwapRouterUpdated(address _router);
event SwapPairUpdated(address _pair);
event SwapPairRequested(address _pair, uint256 unlockTimestamp);
event SwapPairLocked(address _pair);
event BridgeAddressUpdated(address _bridge);
event TaxUpdated(uint256 taxFee);
event MaxTxPercentUpdated(uint256 maxTxPercent);
event DevWalletChanged(address newWallet);
event GlobalTradingEnabled();
address[] private blacklist;
uint256 public blacklistUnlockTimestamp = 0;
uint8 constant private _maxBlacklistings = 5;
uint8 private _currentBlacklistings = 0;
bool public limitedBlacklist = true;
bool public blacklistPossible = true;
// whitelist for adding liquidity while global trading is disabled
mapping (address => bool) private _routerWhitelist;
event Whitelisted(address indexed node);
event Blacklisted(address indexed node, uint8 blacklistsThisUnlock);
event Unblacklisted(address indexed node);
event BlacklistUnlockCalled(uint256 unlockTimestamp, uint daysUntilUnlock, bool isLimited);
event BlacklistLockCalled(uint256 lockTimestamp);
bool public globalTradingEnabled = false;
modifier lockTheSwap {
inSwapTokens = true;
_;
inSwapTokens = false;
}
constructor (address _wallet) public {
_balances[_msgSender()] = _tTotal;
// This Router address should be changed based on network.
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0xd9e1cE17f2641f24aE83637ab66a2cca9C378B9F);
// Create a uniswap pair for this new token
uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
// set the rest of the contract variables
uniswapV2Router = _uniswapV2Router;
devWallet = payable(_wallet);
// whitelisting for liquidity pair adding
_routerWhitelist[address(this)] = true;
_routerWhitelist[owner()] = true;
_routerWhitelist[address(_uniswapV2Router)] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
//Public list of flashbots & front-runners
blacklistPreloadedAddress(address(0xA39C50bf86e15391180240938F469a7bF4fDAe9a));
blacklistPreloadedAddress(address(0xFFFFF6E70842330948Ca47254F2bE673B1cb0dB7));
blacklistPreloadedAddress(address(0xD334C5392eD4863C81576422B968C6FB90EE9f79));
blacklistPreloadedAddress(address(0x20f6fCd6B8813c4f98c0fFbD88C87c0255040Aa3));
blacklistPreloadedAddress(address(0xC6bF34596f74eb22e066a878848DfB9fC1CF4C65));
blacklistPreloadedAddress(address(0x231DC6af3C66741f6Cf618884B953DF0e83C1A2A));
blacklistPreloadedAddress(address(0x00000000003b3cc22aF3aE1EAc0440BcEe416B40));
blacklistPreloadedAddress(address(0x42d4C197036BD9984cA652303e07dD29fA6bdB37));
blacklistPreloadedAddress(address(0x22246F9BCa9921Bfa9A3f8df5baBc5Bc8ee73850));
blacklistPreloadedAddress(address(0xbCb05a3F85d34f0194C70d5914d5C4E28f11Cc02));
blacklistPreloadedAddress(address(0x5B83A351500B631cc2a20a665ee17f0dC66e3dB7));
blacklistPreloadedAddress(address(0x39608b6f20704889C51C0Ae28b1FCA8F36A5239b));
blacklistPreloadedAddress(address(0x136F4B5b6A306091b280E3F251fa0E21b1280Cd5));
blacklistPreloadedAddress(address(0x4aEB32e16DcaC00B092596ADc6CD4955EfdEE290));
blacklistPreloadedAddress(address(0xe986d48EfeE9ec1B8F66CD0b0aE8e3D18F091bDF));
blacklistPreloadedAddress(address(0x59341Bc6b4f3Ace878574b05914f43309dd678c7));
blacklistPreloadedAddress(address(0xc496D84215d5018f6F53E7F6f12E45c9b5e8e8A9));
blacklistPreloadedAddress(address(0xfe9d99ef02E905127239E85A611c29ad32c31c2F));
blacklistPreloadedAddress(address(0x9eDD647D7d6Eceae6bB61D7785Ef66c5055A9bEE));
blacklistPreloadedAddress(address(0x72b30cDc1583224381132D379A052A6B10725415));
blacklistPreloadedAddress(address(0x7100e690554B1c2FD01E8648db88bE235C1E6514));
blacklistPreloadedAddress(address(0x000000917de6037d52b1F0a306eeCD208405f7cd));
blacklistPreloadedAddress(address(0x59903993Ae67Bf48F10832E9BE28935FEE04d6F6));
blacklistPreloadedAddress(address(0x00000000000003441d59DdE9A90BFfb1CD3fABf1));
blacklistPreloadedAddress(address(0x0000000000007673393729D5618DC555FD13f9aA));
blacklistPreloadedAddress(address(0xA3b0e79935815730d942A444A84d4Bd14A339553));
blacklistPreloadedAddress(address(0x000000005804B22091aa9830E50459A15E7C9241));
blacklistPreloadedAddress(address(0x323b7F37d382A68B0195b873aF17CeA5B67cd595));
blacklistPreloadedAddress(address(0x6dA4bEa09C3aA0761b09b19837D9105a52254303));
blacklistPreloadedAddress(address(0x000000000000084e91743124a982076C59f10084));
blacklistPreloadedAddress(address(0x1d6E8BAC6EA3730825bde4B005ed7B2B39A2932d));
blacklistPreloadedAddress(address(0xfad95B6089c53A0D1d861eabFaadd8901b0F8533));
blacklistPreloadedAddress(address(0x9282dc5c422FA91Ff2F6fF3a0b45B7BF97CF78E7));
blacklistPreloadedAddress(address(0x45fD07C63e5c316540F14b2002B085aEE78E3881));
blacklistPreloadedAddress(address(0xDC81a3450817A58D00f45C86d0368290088db848));
blacklistPreloadedAddress(address(0xFe76f05dc59fEC04184fA0245AD0C3CF9a57b964));
blacklistPreloadedAddress(address(0xd7d3EE77D35D0a56F91542D4905b1a2b1CD7cF95));
blacklistPreloadedAddress(address(0xa1ceC245c456dD1bd9F2815a6955fEf44Eb4191b));
blacklistPreloadedAddress(address(0xe516bDeE55b0b4e9bAcaF6285130De15589B1345));
blacklistPreloadedAddress(address(0xE031b36b53E53a292a20c5F08fd1658CDdf74fce));
blacklistPreloadedAddress(address(0x65A67DF75CCbF57828185c7C050e34De64d859d0));
blacklistPreloadedAddress(address(0x7589319ED0fD750017159fb4E4d96C63966173C1));
blacklistPreloadedAddress(address(0x0000000099cB7fC48a935BcEb9f05BbaE54e8987));
blacklistPreloadedAddress(address(0x03BB05BBa541842400541142d20e9C128Ba3d17c));
}
function name() public pure returns (string memory) {
return _name;
}
function symbol() public pure returns (string memory) {
return _symbol;
}
function decimals() public pure returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) external override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) external override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) external override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) external virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) external virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function includeInFee(address _address) external onlyOwner {
_includedInFees.push(_address);
emit FeeAppliedTo(_address);
}
function isIncludedInFees(address _address) public view returns(bool) {
for(uint i = 0; i < _includedInFees.length; i++) {
if(_includedInFees[i] == _address) {
return true;
}
}
return false;
}
function excludeFromFee(address _address) external onlyOwner {
for(uint i = 0; i < _includedInFees.length; i++) {
if(_includedInFees[i] == _address) {
_includedInFees[i] = _includedInFees[_includedInFees.length - 1];
_includedInFees[_includedInFees.length - 1] = address(0x0);
_includedInFees.pop();
emit FeeExcludedFrom(_address);
break;
}
}
}
function setUniswapRouter(address _router) external onlyOwner {
require(_router != address(0x0), "Invalid address");
uniswapV2Router = IUniswapV2Router02(_router);
emit SwapRouterUpdated(_router);
}
function requestPairSwitch(address _pair) external onlyOwner {
require(_pair != address(0x0), "Invalid address");
pendingUniswapV2Pair = _pair;
previousUniswapV2Pair = uniswapV2Pair;
pairSwitchUnlockTimestamp = now + 7 days;
pairSwitchPossible = true;
emit SwapPairRequested(_pair, pairSwitchUnlockTimestamp);
}
function setUniswapPairToPending() external onlyOwner {
require(pairSwitchPossible, "Cannot update pair - requestPairSwitch has not been called.");
require(now > pairSwitchUnlockTimestamp, "Cannot update pair - required unlock time period has not yet passed.");
uniswapV2Pair = pendingUniswapV2Pair;
emit SwapPairUpdated(pendingUniswapV2Pair);
}
function revertToPreviousPair() external onlyOwner {
require(pairSwitchPossible, "Cannot update pair - requestPairSwitch has not been called.");
require(now > pairSwitchUnlockTimestamp, "Cannot update pair - required unlock time period has not yet passed.");
uniswapV2Pair = previousUniswapV2Pair;
emit SwapPairUpdated(uniswapV2Pair);
}
function lockPairSwitching() external onlyOwner {
pairSwitchPossible = false;
emit SwapPairLocked(uniswapV2Pair);
}
function setBridgeAddress(address _bridge) external onlyOwner {
require(_bridge != address(0x0), "Invalid address");
bridge = _bridge;
emit BridgeAddressUpdated(_bridge);
}
function setTaxFeePercent(uint256 taxFee) external onlyOwner() {
require(taxFee <= 2, "Input number between 0 - 2");
_taxFee = taxFee;
emit TaxUpdated(taxFee);
}
function setMaxTxPercent(uint256 maxTxPercent) external onlyOwner() {
require(maxTxPercent >= 1, "Anti-whale limitations cannot fall below 1%/supply per Tx.");
maxTxAmount = _tTotal.mul(maxTxPercent).div(
10**2
);
emit MaxTxPercentUpdated(maxTxPercent);
}
function setConvertMinimum(uint256 _numTokensSwap) external onlyOwner {
require(_numTokensSwap < 500000, "Minimum token conversion amount cannot exceed 500,000 tokens!");
require(_numTokensSwap > 500, "Minimum token conversion amount cannot be under 500 tokens!");
numTokensSwap = _numTokensSwap * 10**9;
emit MinTokensBeforeSwapUpdated(numTokensSwap);
}
function setDevWallet(address payable newWallet) external onlyOwner {
require(newWallet != address(0x0), "Invalid address");
require(devWallet != newWallet, "Wallet already set!");
devWallet = payable(newWallet);
emit DevWalletChanged(newWallet);
}
function setSwapEnabled(bool enabled) external onlyOwner {
SwapTokensEnabled = enabled;
emit SwapTokensEnabledUpdated(enabled);
}
function setGlobalTradingEnabled() external onlyOwner {
globalTradingEnabled = true;
emit GlobalTradingEnabled();
}
//to receive ETH from uniswapV2Router when swapping
receive() external payable {}
function _getValues(uint256 tAmount) private view returns (uint256, uint256) {
uint256 tFee = calculateTaxFee(tAmount);
uint256 tTransferAmount = tAmount.sub(tFee);
return (tTransferAmount, tFee);
}
function _takeFee(uint256 tFee) private {
_balances[address(this)] = _balances[address(this)].add(tFee);
}
function calculateTaxFee(uint256 _amount) private view returns (uint256) {
return _amount.mul(_taxFee).div(
10**2
);
}
function removeAllFee() private {
if(_taxFee == 0) return;
_previousTaxFee = _taxFee;
_taxFee = 0;
}
function restoreAllFee() private {
_taxFee = _previousTaxFee;
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address from, address to, uint256 amount) private {
if (!globalTradingEnabled && !_routerWhitelist[from] && !_routerWhitelist[to]) {
require(_msgSender() == owner() || globalTradingEnabled, "Trading has not yet been enabled.");
}
if(from != owner() && to != owner()) {
require(amount <= maxTxAmount, "Transfer amount exceeds the maxTxAmount.");
}
require(amount > 0, "Transfer amount must be greater than zero");
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(!isInBlacklist(from) && !isInBlacklist(to) && !isInBlacklist(tx.origin),
"This address is blacklisted. Please contact DOGIRA Support if you believe this is in error.");
uint256 contractTokenBalance = balanceOf(address(this));
if(contractTokenBalance >= maxTxAmount)
{
contractTokenBalance = maxTxAmount;
}
bool overMinTokenBalance = contractTokenBalance >= numTokensSwap;
if (
overMinTokenBalance &&
!inSwapTokens &&
from != uniswapV2Pair &&
SwapTokensEnabled
) {
contractTokenBalance = numTokensSwap;
swapTokens(contractTokenBalance);
}
//indicates if fee should be deducted from transfer
bool takeFee = false;
//if any non-owner/contract account belongs to _isIncludedInFees account then fee will be applied
if(_taxFee > 0 && from != owner() && to != owner() && from != address(this) && to != address(this)) {
if(isIncludedInFees(from) || isIncludedInFees(to)){
takeFee = true;
}
}
//transfer amount, take fee if applicable
_tokenTransfer(from,to,amount,takeFee);
}
function swapTokens(uint256 contractTokenBalance) private lockTheSwap {
uint256 initialBalance = address(this).balance;
// swap tokens for ETH
uint256 toSwapForEth = contractTokenBalance;
swapTokensForEth(toSwapForEth);
// how much ETH did we just swap into?
uint256 fromSwap = address(this).balance.sub(initialBalance);
devWallet.transfer(fromSwap);
}
function swapTokensForEth(uint256 tokenAmount) private {
// generate the uniswap pair path of token -> weth
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
// make the swap
try uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0, // accept any amount of ETH
path,
address(this),
block.timestamp
) {
emit SwapTokensForETH(tokenAmount);
} catch {
emit SwapAndLiquifyFailed(tokenAmount);
}
}
//this method is responsible for taking all fee, if takeFee is true
function _tokenTransfer(address sender, address recipient, uint256 amount,bool takeFee) private {
if(!takeFee)
removeAllFee();
_transferStandard(sender, recipient, amount);
if(!takeFee)
restoreAllFee();
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
(uint256 tTransferAmount, uint256 tFee) = _getValues(tAmount);
_balances[sender] = _balances[sender].sub(tAmount);
_balances[recipient] = _balances[recipient].add(tTransferAmount);
_takeFee(tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
// Blacklist Lock & Unlock functions.
// Unlocking the blacklist requires a minimum of 3 days notice.
function unlockBlacklist(bool _limitedBlacklist, uint _daysUntilUnlock) external onlyOwner {
require(_daysUntilUnlock > 2, "Unlocking blacklist functionality requires a minimum of 3 days notice.");
blacklistUnlockTimestamp = now + (_daysUntilUnlock * 60 * 60 * 24);
limitedBlacklist = _limitedBlacklist;
blacklistPossible = true;
emit BlacklistUnlockCalled(blacklistUnlockTimestamp, _daysUntilUnlock, limitedBlacklist);
}
function lockBlacklist() external onlyOwner {
blacklistPossible = false;
_currentBlacklistings = 0;
emit BlacklistLockCalled(now);
}
function addToWhitelist(address _address) external onlyOwner {
require(!globalTradingEnabled, "Global trading is enabled: Whitelist no longer necessary.");
require(!_routerWhitelist[_address], "Address is already whitelisted!");
_routerWhitelist[_address] = true;
emit Whitelisted(_address);
}
function addToBlacklist(address _address) external onlyOwner {
require(blacklistPossible, "Blacklisting is currently locked.");
require(now > blacklistUnlockTimestamp, "Blacklisting is enabled, but currently timelocked.");
require(!isInBlacklist(_address), "This address is already blacklisted.");
if (limitedBlacklist) {
require(_currentBlacklistings <= _maxBlacklistings, "Blacklisting limit reached, re-lock and timed unlock required.");
}
require(_address != address(0x0), "Invalid address");
require(_address != address(this) && _address != owner() && _address != address(uniswapV2Router) && _address != uniswapV2Pair && _address != bridge, "this address cannot be blocked");
blacklist.push(_address);
_currentBlacklistings++;
emit Blacklisted(_address, _currentBlacklistings);
}
// Function is only called within the constructor, and cannot be called after this contract is launched.
// This is used solely to preload the Blacklist with known flashbots and frontrunners.
function blacklistPreloadedAddress(address _address) private {
blacklist.push(_address);
_currentBlacklistings++;
}
function checkBlacklistUnlockTime() external view returns(uint256) {
require(blacklistPossible, "Blacklisting is locked, no unlock time available.");
return blacklistUnlockTimestamp;
}
function removeFromBlacklist(address _address) external onlyOwner {
require(isInBlacklist(_address), "This address is not blacklisted.");
for(uint i = 0; i < blacklist.length; i++) {
if(blacklist[i] == _address) {
blacklist[i] = blacklist[blacklist.length - 1];
blacklist[blacklist.length - 1] = address(0x0);
blacklist.pop();
break;
}
}
emit Unblacklisted(_address);
}
function isInBlacklist(address _address) public view returns (bool){
for(uint i = 0; i < blacklist.length; i++) {
if(blacklist[i] == _address) {
return true;
}
}
return false;
}
function transferERC20(address tokenAddress, address ownerAddress, uint tokens) external onlyOwner returns (bool success) {
return IERC20(tokenAddress).transfer(ownerAddress, tokens);
}
}
pragma solidity ^0.6.12;
// SPDX-License-Identifier: MIT
interface IERC20 {
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `sender` to `recipient` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
}
pragma solidity ^0.6.12;
// SPDX-License-Identifier: Unlicensed
interface IUniswapV2Factory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function allPairs(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);
function createPair(address tokenA, address tokenB) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}
pragma solidity ^0.6.12;
// SPDX-License-Identifier: Unlicensed
interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint);
function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
event Mint(address indexed sender, uint amount0, uint amount1);
event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
event Swap(
address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to
);
event Sync(uint112 reserve0, uint112 reserve1);
function MINIMUM_LIQUIDITY() external pure returns (uint);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint);
function price1CumulativeLast() external view returns (uint);
function kLast() external view returns (uint);
function mint(address to) external returns (uint liquidity);
function burn(address to) external returns (uint amount0, uint amount1);
function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
}
pragma solidity ^0.6.12;
// SPDX-License-Identifier: Unlicensed
interface IUniswapV2Router01 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(
address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB);
function removeLiquidityETH(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapTokensForExactTokens(
uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}
pragma solidity ^0.6.12;
// SPDX-License-Identifier: Unlicensed
import "./IUniswapV2Router01.sol";
interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountETH);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}
pragma solidity ^0.6.12;
// SPDX-License-Identifier: MIT
import "./Context.sol";
import "./SafeMath.sol";
/**
* @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.
*/
contract Ownable is Context {
using SafeMath for uint256;
address private _owner;
address private _previousOwner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view returns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
_previousOwner = 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");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
pragma solidity ^0.6.12;
// SPDX-License-Identifier: MIT
/**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/
library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}