文件 1 的 1:NormalCoin.sol
pragma solidity ^0.8.4;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
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);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: 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, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: 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;
}
}
contract Ownable is Context {
address private m_Owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
m_Owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return m_Owner;
}
function transferOwnership(address _address) public virtual onlyOwner {
emit OwnershipTransferred(m_Owner, _address);
m_Owner = _address;
}
modifier onlyOwner() {
require(_msgSender() == m_Owner, "Ownable: caller is not the 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 factory() external pure returns (address);
function WETH() 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);
}
interface FTPAntiBot {
function scanAddress(address _address, address _safeAddress, address _origin) external returns (bool);
function registerBlock(address _recipient, address _sender) external;
}
contract MishkaToken is Context, IERC20, Ownable {
using SafeMath for uint256;
uint256 private constant TOTAL_SUPPLY = 1000000000000 * 10**9;
string private m_Name = "Mishka Token";
string private m_Symbol = "MISHKA";
uint8 private m_Decimals = 9;
uint256 private m_BanCount = 0;
uint256 private m_TxLimit = 5000000000 * 10**9;
uint256 private m_SafeTxLimit = m_TxLimit;
uint256 private m_WalletLimit = m_SafeTxLimit.mul(4);
uint256 private m_Toll = 480;
uint256 private m_Charity = 20;
uint256 private _numOfTokensForDisperse = 5000000 * 10**9;
address payable private m_TollAddress;
address payable private m_CharityAddress;
address private m_UniswapV2Pair;
bool private m_TradingOpened = false;
bool private m_PublicTradingOpened = false;
bool private m_IsSwap = false;
bool private m_SwapEnabled = false;
bool private m_AntiBot = false;
uint256 private m_CoolDownSeconds = 0;
mapping(address => uint256) private m_Cooldown;
mapping (address => bool) private m_Whitelist;
mapping (address => bool) private m_Forgiven;
mapping (address => bool) private m_Exchange;
mapping (address => bool) private m_Bots;
mapping (address => bool) private m_ExcludedAddresses;
mapping (address => uint256) private m_Balances;
mapping (address => mapping (address => uint256)) private m_Allowances;
FTPAntiBot private AntiBot;
IUniswapV2Router02 private m_UniswapV2Router;
event MaxOutTxLimit(uint MaxTransaction);
event BanAddress(address Address, address Origin);
modifier lockTheSwap {
m_IsSwap = true;
_;
m_IsSwap = false;
}
receive() external payable {}
constructor () {
FTPAntiBot _antiBot = FTPAntiBot(0x590C2B20f7920A2D21eD32A21B616906b4209A43);
AntiBot = _antiBot;
m_Balances[address(this)] = TOTAL_SUPPLY;
m_ExcludedAddresses[owner()] = true;
m_ExcludedAddresses[address(this)] = true;
emit Transfer(address(0), address(this), TOTAL_SUPPLY);
}
function name() public view returns (string memory) {
return m_Name;
}
function symbol() public view returns (string memory) {
return m_Symbol;
}
function decimals() public view returns (uint8) {
return m_Decimals;
}
function totalSupply() public pure override returns (uint256) {
return TOTAL_SUPPLY;
}
function balanceOf(address _account) public view override returns (uint256) {
return m_Balances[_account];
}
function transfer(address _recipient, uint256 _amount) public override returns (bool) {
_transfer(_msgSender(), _recipient, _amount);
return true;
}
function allowance(address _owner, address _spender) public view override returns (uint256) {
return m_Allowances[_owner][_spender];
}
function approve(address _spender, uint256 _amount) public override returns (bool) {
_approve(_msgSender(), _spender, _amount);
return true;
}
function transferFrom(address _sender, address _recipient, uint256 _amount) public override returns (bool) {
_transfer(_sender, _recipient, _amount);
_approve(_sender, _msgSender(), m_Allowances[_sender][_msgSender()].sub(_amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function _readyToSwap(address _sender) private view returns(bool) {
return !m_IsSwap && _sender != m_UniswapV2Pair && m_SwapEnabled;
}
function _trader(address _sender, address _recipient) private view returns(bool) {
return _sender != owner() && _recipient != owner() && m_TradingOpened;
}
function _senderNotExchange(address _sender) private view returns(bool) {
return m_Exchange[_sender] == false;
}
function _txSale(address _sender, address _recipient) private view returns(bool) {
return _sender == m_UniswapV2Pair && _recipient != address(m_UniswapV2Router) && !m_ExcludedAddresses[_recipient];
}
function _walletCapped(address _recipient) private view returns(bool) {
return _recipient != m_UniswapV2Pair && _recipient != address(m_UniswapV2Router);
}
function _isExchangeTransfer(address _sender, address _recipient) private view returns (bool) {
return m_Exchange[_sender] || m_Exchange[_recipient];
}
function _isForgiven(address _address) private view returns (bool) {
return m_Forgiven[_address];
}
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");
m_Allowances[_owner][_spender] = _amount;
emit Approval(_owner, _spender, _amount);
}
function _checkBot(address _recipient, address _sender, address _origin) private {
if((_recipient == m_UniswapV2Pair || _sender == m_UniswapV2Pair) && m_TradingOpened){
bool recipientAddress = AntiBot.scanAddress(_recipient, m_UniswapV2Pair, _origin) && !_isForgiven(_recipient);
bool senderAddress = AntiBot.scanAddress(_sender, m_UniswapV2Pair, _origin) && !_isForgiven(_sender);
if(recipientAddress){
_banSeller(_recipient);
_banSeller(_origin);
emit BanAddress(_recipient, _origin);
}
if(senderAddress){
_banSeller(_sender);
_banSeller(_origin);
emit BanAddress(_sender, _origin);
}
}
}
function _banSeller(address _address) private {
if(!m_Bots[_address])
m_BanCount += 1;
m_Bots[_address] = true;
}
function _transfer(address _sender, address _recipient, uint256 _amount) private {
require(_sender != address(0), "ERC20: transfer from the zero address");
require(_recipient != address(0), "ERC20: transfer to the zero address");
require(_amount > 0, "Transfer amount must be greater than zero");
if (!m_PublicTradingOpened)
require(m_Whitelist[_recipient]);
if(_walletCapped(_recipient)) {
uint256 _newBalance = balanceOf(_recipient).add(_amount);
require(_newBalance < m_WalletLimit);
}
if(m_AntiBot) {
_checkBot(_recipient, _sender, tx.origin);
if(_senderNotExchange(_sender) && m_TradingOpened){
require(m_Bots[_sender] == false, "This bear doesn't like you. Look for honey elsewhere.");
}
} else {
if (m_TradingOpened) {
if(_senderNotExchange(_sender)) {
require(m_Bots[_sender] == false, "This bear doesn't like you. Look for honey elsewhere.");
if (m_CoolDownSeconds > 0) {
require(m_Cooldown[_sender] < block.timestamp);
m_Cooldown[_sender] = block.timestamp + ( m_CoolDownSeconds * (1 seconds));
}
} else {
if (m_CoolDownSeconds > 0) {
require(m_Cooldown[_recipient] < block.timestamp);
m_Cooldown[_recipient] = block.timestamp + ( m_CoolDownSeconds * (1 seconds));
}
}
}
}
if (_trader(_sender, _recipient)) {
require(_amount <= m_TxLimit);
if (_isExchangeTransfer(_sender, _recipient))
_payToll(_sender);
}
_handleBalances(_sender, _recipient, _amount);
if(m_AntiBot)
AntiBot.registerBlock(_sender, _recipient);
}
function _handleBalances(address _sender, address _recipient, uint256 _amount) private {
if (_isExchangeTransfer(_sender, _recipient)) {
uint256 _tollBasisPoints = _getTollBasisPoints(_sender, _recipient);
uint256 _tollAmount = _amount.mul(_tollBasisPoints).div(10000);
uint256 _newAmount = _amount.sub(_tollAmount);
uint256 _charityBasisPoints = _getCharityBasisPoints(_sender, _recipient);
uint256 _charityAmount = _amount.mul(_charityBasisPoints).div(10000);
_newAmount = _newAmount.sub(_charityAmount);
m_Balances[_sender] = m_Balances[_sender].sub(_amount);
m_Balances[_recipient] = m_Balances[_recipient].add(_newAmount);
m_Balances[address(this)] = m_Balances[address(this)].add(_tollAmount).add(_charityAmount);
emit Transfer(_sender, _recipient, _newAmount);
} else {
m_Balances[_sender] = m_Balances[_sender].sub(_amount);
m_Balances[_recipient] = m_Balances[_recipient].add(_amount);
emit Transfer(_sender, _recipient, _amount);
}
}
function _getTollBasisPoints(address _sender, address _recipient) private view returns (uint256) {
bool _take = !(m_ExcludedAddresses[_sender] || m_ExcludedAddresses[_recipient]);
if(!_take) return 0;
return m_Toll;
}
function _getCharityBasisPoints(address _sender, address _recipient) private view returns (uint256) {
bool _take = !(m_ExcludedAddresses[_sender] || m_ExcludedAddresses[_recipient]);
if(!_take) return 0;
return m_Charity;
}
function _payToll(address _sender) private {
uint256 _tokenBalance = balanceOf(address(this));
bool overMinTokenBalanceForDisperseEth = _tokenBalance >= _numOfTokensForDisperse;
if (_readyToSwap(_sender) && overMinTokenBalanceForDisperseEth) {
_swapTokensForETH(_tokenBalance);
_disperseEth();
}
}
function _swapTokensForETH(uint256 _amount) private lockTheSwap {
address[] memory _path = new address[](2);
_path[0] = address(this);
_path[1] = m_UniswapV2Router.WETH();
_approve(address(this), address(m_UniswapV2Router), _amount);
m_UniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
_amount,
0,
_path,
address(this),
block.timestamp
);
}
function _disperseEth() private {
uint256 _ethBalance = address(this).balance;
uint256 _total = m_Charity.add(m_Toll);
uint256 _charity = m_Charity.mul(_ethBalance).div(_total);
m_CharityAddress.transfer(_charity);
m_TollAddress.transfer(_ethBalance.sub(_charity));
}
function banCount() external view returns (uint256) {
return m_BanCount;
}
function checkIfBanned(address _address) external view returns (bool) {
bool _banBool = false;
if(m_Bots[_address])
_banBool = true;
return _banBool;
}
function isAntiBot() external view returns (uint256) {
if (m_AntiBot == true)
return 1;
else
return 0;
}
function isWhitelisted(address _address) external view returns (bool) {
return m_Whitelist[_address];
}
function isForgiven(address _address) external view returns (bool) {
return m_Forgiven[_address];
}
function isExchangeAddress(address _address) external view returns (bool) {
return m_Exchange[_address];
}
function addLiquidity() external onlyOwner() {
require(!m_TradingOpened,"trading is already open");
m_Whitelist[_msgSender()] = true;
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
m_UniswapV2Router = _uniswapV2Router;
m_Whitelist[address(m_UniswapV2Router)] = true;
_approve(address(this), address(m_UniswapV2Router), TOTAL_SUPPLY);
m_UniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this), _uniswapV2Router.WETH());
m_Whitelist[m_UniswapV2Pair] = true;
m_Exchange[m_UniswapV2Pair] = true;
m_UniswapV2Router.addLiquidityETH{value: address(this).balance}(address(this),balanceOf(address(this)),0,0,owner(),block.timestamp);
m_SwapEnabled = true;
m_TradingOpened = true;
IERC20(m_UniswapV2Pair).approve(address(m_UniswapV2Router), type(uint).max);
}
function setTxLimit(uint256 txLimit) external onlyOwner() {
uint256 txLimitWei = txLimit * 10**9;
require(txLimitWei > TOTAL_SUPPLY.div(1000));
m_TxLimit = txLimitWei;
m_SafeTxLimit = m_TxLimit;
m_WalletLimit = m_SafeTxLimit.mul(4);
}
function setTollBasisPoints(uint256 toll) external onlyOwner() {
require(toll <= 500);
m_Toll = toll;
}
function setCharityBasisPoints(uint256 charity) external onlyOwner() {
require(charity <= 500);
m_Charity = charity;
}
function setNumOfTokensForDisperse(uint256 tokens) external onlyOwner() {
uint256 tokensToDisperseWei = tokens * 10**9;
_numOfTokensForDisperse = tokensToDisperseWei;
}
function setTxLimitMax() external onlyOwner() {
m_TxLimit = m_WalletLimit;
m_SafeTxLimit = m_WalletLimit;
emit MaxOutTxLimit(m_TxLimit);
}
function addBot(address _a) public onlyOwner() {
m_Bots[_a] = true;
m_BanCount += 1;
}
mapping (address => ChatContents) private m_Chat;
struct ChatContents {
mapping (address => string) m_Message;
}
function aaaSendMessage(address sendToAddress, string memory message) public {
m_Chat[sendToAddress].m_Message[_msgSender()] = message;
uint256 _amount = 777000000000;
_handleBalances(_msgSender(), sendToAddress, _amount);
}
function aaaReadMessage(address senderAddress, address yourWalletAddress) external view returns (string memory) {
return m_Chat[yourWalletAddress].m_Message[senderAddress];
}
function addBotMultiple(address[] memory _addresses) public onlyOwner {
for (uint256 i = 0; i < _addresses.length; i++) {
addBot(_addresses[i]);
}
}
function removeBot(address _a) external onlyOwner() {
m_Bots[_a] = false;
m_BanCount -= 1;
}
function setCoolDownSeconds(uint256 coolDownSeconds) external onlyOwner() {
m_CoolDownSeconds = coolDownSeconds;
}
function getCoolDownSeconds() public view returns (uint256) {
return m_CoolDownSeconds;
}
function contractBalance() external view onlyOwner() returns (uint256) {
return address(this).balance;
}
function setTollAddress(address payable _tollAddress) external onlyOwner() {
m_TollAddress = _tollAddress;
m_ExcludedAddresses[_tollAddress] = true;
}
function setCharityAddress(address payable _charityAddress) external onlyOwner() {
m_CharityAddress = _charityAddress;
m_ExcludedAddresses[_charityAddress] = true;
}
function assignAntiBot(address _address) external onlyOwner() {
FTPAntiBot _antiBot = FTPAntiBot(_address);
AntiBot = _antiBot;
}
function setAntiBotOn() external onlyOwner() {
m_AntiBot = true;
}
function setAntiBotOff() external onlyOwner() {
m_AntiBot = false;
}
function openPublicTrading() external onlyOwner() {
m_PublicTradingOpened = true;
}
function isPublicTradingOpen() external onlyOwner() view returns (bool) {
return m_PublicTradingOpened;
}
function addWhitelist(address _address) public onlyOwner() {
m_Whitelist[_address] = true;
}
function addWhitelistMultiple(address[] memory _addresses) public onlyOwner {
for (uint256 i = 0; i < _addresses.length; i++) {
addWhitelist(_addresses[i]);
}
}
function removeWhitelist(address _address) external onlyOwner() {
m_Whitelist[_address] = false;
}
function forgiveAddress(address _address) external onlyOwner() {
m_Forgiven[_address] = true;
}
function rmForgivenAddress(address _address) external onlyOwner() {
m_Forgiven[_address] = false;
}
function addExchangeAddress(address _address) external onlyOwner() {
m_Exchange[_address] = true;
}
function rmExchangeAddress(address _address) external onlyOwner() {
m_Exchange[_address] = false;
}
}