Contract Source Code:
File 1 of 1 : PEPICOIN
/**
*Submitted for verification at Etherscan.io on 2023-11-19
*/
//SPDX-License-Identifier: Unlicensed
/*
_______ _______ _______ ___
| || || || |
| _ || ___|| _ || |
| |_| || |___ | |_| || |
| ___|| ___|| ___|| |
| | | |___ | | | |
|___| |_______||___| |___|
*/
pragma solidity 0.8.21;
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;
}
}
abstract contract Context {
function _msgSender() internal view returns (address payable) {
return payable(msg.sender);
}
function _msgData() internal view returns (bytes memory) {
this;
return msg.data;
}
}
interface IDEXFactory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IPancakePair {
function sync() external;
}
interface IDEXRouter {
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);
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract PEPICOIN is IERC20, Ownable {
using SafeMath for uint256;
address WETH;
address constant DEAD = 0x000000000000000000000000000000000000dEaD;
address constant ZERO = 0x0000000000000000000000000000000000000000;
string _name;
string _symbol;
uint8 constant _decimals = 9;
uint256 _totalSupply = 1 * 10**8 * 10**_decimals;
uint256 public _maxTxAmount = (_totalSupply * 1) / 100; // 1%
uint256 public _maxWalletSize = (_totalSupply * 1) / 100; // 1%
mapping (address => uint256) public _rOwned;
uint256 public _totalProportion = _totalSupply;
mapping (address => mapping (address => uint256)) _allowances;
mapping (address => bool) isCooldownExempt;
mapping (address => bool) isFeeExempt;
mapping (address => bool) isTxLimitExempt;
uint256 liquidityFeeBuy = 0;
uint256 liquidityFeeSell = 0;
uint256 TeamFeeBuy = 1;
uint256 TeamFeeSell = 0;
uint256 marketingFeeBuy = 2;
uint256 marketingFeeSell = 2;
uint256 reflectionFeeBuy = 0;
uint256 reflectionFeeSell = 1;
uint256 totalFeeBuy = marketingFeeBuy + liquidityFeeBuy + TeamFeeBuy + reflectionFeeBuy;
uint256 totalFeeSell = marketingFeeSell + liquidityFeeSell + TeamFeeSell + reflectionFeeSell;
uint256 feeDenominator = 100;
address autoLPReceiver;
address marketingReceiver;
address teamReceiver;
uint256 targetLiquidity = 100;
uint256 targetLiquidityDenominator = 100;
IDEXRouter public router;
address public pair;
bool public tradingOpen = false;
bool public buyCooldownEnabled = true;
uint8 public CooldownTimerInterval = 10; //seconds
mapping (address => uint) public CooldownTimer;
bool public claimingFees = true;
bool alternateSwaps = true;
uint256 smallSwapThreshold = _totalSupply * 1 / 1000; // .1%
uint256 largeSwapThreshold = _totalSupply * 2 / 1000; // .2%
uint256 public swapThreshold = smallSwapThreshold;
bool inSwap;
modifier swapping() { inSwap = true; _; inSwap = false; }
constructor (address swapRouterAddress, string memory tName, string memory tSymbol) {
_name = tName;
_symbol = tSymbol;
router = IDEXRouter(swapRouterAddress);
WETH = router.WETH();
pair = IDEXFactory(router.factory()).createPair(WETH, address(this));
_allowances[address(this)][address(router)] = type(uint256).max;
_allowances[address(this)][msg.sender] = type(uint256).max;
isTxLimitExempt[address(this)] = true;
isTxLimitExempt[address(router)] = true;
isTxLimitExempt[pair] = true;
isTxLimitExempt[msg.sender] = true;
isTxLimitExempt[marketingReceiver] = true;
isFeeExempt[msg.sender] = true;
isCooldownExempt[msg.sender] = true;
isCooldownExempt[DEAD] = true;
isCooldownExempt[address(this)] = true;
autoLPReceiver = address(0x3297149AddBFEC4d854E9A3d51A8aF0f8D27eAce);
teamReceiver = address(0x5E8516Fb995857F57826210FeCb6B2eE56D626a8);
marketingReceiver = address(0x0bcCd153CC76EfBE7C98066841A875027709799d);
_rOwned[msg.sender] = _totalSupply;
emit Transfer(address(0), msg.sender, _totalSupply);
}
receive() external payable { }
function totalSupply() external view override returns (uint256) { return _totalSupply; }
function decimals() external pure returns (uint8) { return _decimals; }
function name() external view returns (string memory) { return _name; }
function symbol() external view returns (string memory) { return _symbol; }
function getOwner() external view returns (address) { return owner(); }
function balanceOf(address account) public view override returns (uint256) { return tokenFromReflection(_rOwned[account]); }
function allowance(address holder, address spender) external view override returns (uint256) { return _allowances[holder][spender]; }
function approve(address spender, uint256 amount)
public override returns (bool) {
_allowances[msg.sender][spender] = amount;
emit Approval(msg.sender, spender, amount);
return true;
}
function approveMax(address spender) external returns (bool) {
return approve(spender, type(uint256).max);
}
function transfer(address recipient, uint256 amount) external override returns (bool) {
return _transferFrom(msg.sender, recipient, amount);
}
function transferFrom(address sender, address recipient, uint256 amount) external override returns (bool) {
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 _transferFrom(address sender, address recipient, uint256 amount) internal returns (bool) {
if(inSwap){ return _basicTransfer(sender, recipient, amount); }
if (recipient != pair && recipient != DEAD && recipient != marketingReceiver && !isTxLimitExempt[recipient]) {
require(balanceOf(recipient) + amount <= _maxWalletSize, "Max Wallet Exceeded");
if (sender == pair &&
buyCooldownEnabled &&
!isCooldownExempt[recipient]) {
require(CooldownTimer[recipient] < block.timestamp,"Please wait for between buys");
CooldownTimer[recipient] = block.timestamp + CooldownTimerInterval;
}
}
if(!isTxLimitExempt[sender]) {
require(amount <= _maxTxAmount, "Transaction Amount Exceeded");
}
if (recipient != pair && recipient != DEAD && !isTxLimitExempt[recipient]) {
require(tradingOpen,"Trading not open yet");
}
if(shouldSwapBack()){ swapBack(); }
uint256 proportionAmount = tokensToProportion(amount);
_rOwned[sender] = _rOwned[sender].sub(proportionAmount, "Insufficient Balance");
uint256 proportionReceived = shouldTakeFee(sender) && shouldTakeFee(recipient) ? takeFeeInProportions(sender == pair? true : false, sender, recipient, proportionAmount) : proportionAmount;
_rOwned[recipient] = _rOwned[recipient].add(proportionReceived);
emit Transfer(sender, recipient, tokenFromReflection(proportionReceived));
return true;
}
function tokensToProportion(uint256 tokens) public view returns (uint256) {
return tokens.mul(_totalProportion).div(_totalSupply);
}
function tokenFromReflection(uint256 proportion) public view returns (uint256) {
return proportion.mul(_totalSupply).div(_totalProportion);
}
function _basicTransfer(address sender, address recipient, uint256 amount) internal returns (bool) {
uint256 proportionAmount = tokensToProportion(amount);
_rOwned[sender] = _rOwned[sender].sub(proportionAmount, "Insufficient Balance");
_rOwned[recipient] = _rOwned[recipient].add(proportionAmount);
emit Transfer(sender, recipient, amount);
return true;
}
function shouldTakeFee(address sender) internal view returns (bool) {
return !isFeeExempt[sender];
}
function checkTxLimit(address sender, uint256 amount) internal view {
require(amount <= _maxTxAmount || isTxLimitExempt[sender], "TX Limit Exceeded");
}
function getTotalFeeBuy(bool) public view returns (uint256) {
return totalFeeBuy;
}
function getTotalFeeSell(bool) public view returns (uint256) {
return totalFeeSell;
}
function takeFeeInProportions(bool buying, address sender, address receiver, uint256 proportionAmount) internal returns (uint256) {
uint256 proportionFeeAmount = buying == true? proportionAmount.mul(getTotalFeeBuy(receiver == pair)).div(feeDenominator) :
proportionAmount.mul(getTotalFeeSell(receiver == pair)).div(feeDenominator);
uint256 proportionReflected = buying == true? proportionFeeAmount.mul(reflectionFeeBuy).div(totalFeeBuy) :
proportionFeeAmount.mul(reflectionFeeSell).div(totalFeeSell);
_totalProportion = _totalProportion.sub(proportionReflected);
uint256 _proportionToContract = proportionFeeAmount.sub(proportionReflected);
_rOwned[address(this)] = _rOwned[address(this)].add(_proportionToContract);
emit Transfer(sender, address(this), tokenFromReflection(_proportionToContract));
emit Reflect(proportionReflected, _totalProportion);
return proportionAmount.sub(proportionFeeAmount);
}
function clearStuckETH
(uint256 amountPercentage)
external {
uint256 amountETH = address(this).balance;
payable(teamReceiver).transfer(amountETH * amountPercentage / 100);
emit ClearStuck(amountPercentage);
}
function clearForeignToken
(address tokenAddress, uint256 tokens)
external onlyOwner returns (bool) {
require(tokenAddress != address(this), "Owner cannot claim native tokens");
if(tokens == 0){
tokens = IERC20(tokenAddress).balanceOf(address(this));
}
emit ClearToken(tokenAddress, tokens);
return IERC20(tokenAddress).transfer(msg.sender, tokens);
}
function removeLimits()
external onlyOwner {
_maxWalletSize = _totalSupply;
_maxTxAmount = _totalSupply;
}
function multiSendTokens(address[] memory accounts, uint256[] memory amounts) external onlyOwner {
require(accounts.length == amounts.length, "Lengths do not match.");
for (uint16 i = 0; i < accounts.length; i++) {
require(balanceOf(msg.sender) >= amounts[i], "Not enough tokens.");
_basicTransfer(msg.sender,accounts[i],amounts[i]);
}
}
function shouldSwapBack() internal view returns (bool) {
return msg.sender != pair
&& !inSwap
&& claimingFees
&& balanceOf(address(this)) >= swapThreshold;
}
function swapBack() internal swapping {
uint256 dynamicLiquidityFee = isOverLiquified(targetLiquidity, targetLiquidityDenominator) ? 0 : liquidityFeeSell;
uint256 _totalFee = totalFeeSell.sub(reflectionFeeSell);
uint256 amountToLiquify = swapThreshold.mul(dynamicLiquidityFee).div(_totalFee).div(2);
uint256 amountToSwap = swapThreshold.sub(amountToLiquify);
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = WETH;
uint256 balanceBefore = address(this).balance;
router.swapExactTokensForETHSupportingFeeOnTransferTokens(
amountToSwap,
0,
path,
address(this),
block.timestamp
);
uint256 amountETH = address(this).balance.sub(balanceBefore);
uint256 totalETHFee = _totalFee.sub(dynamicLiquidityFee.div(2));
uint256 amountETHLiquidity = amountETH.mul(liquidityFeeSell).div(totalETHFee).div(2);
uint256 amountETHMarketing = amountETH.mul(marketingFeeSell).div(totalETHFee);
uint256 amountETHTeam = amountETH.mul(TeamFeeSell).div(totalETHFee);
(bool tmpSuccess,) = payable(marketingReceiver).call{value: amountETHMarketing}("");
(tmpSuccess,) = payable(teamReceiver).call{value: amountETHTeam}("");
if(amountToLiquify > 0) {
router.addLiquidityETH{value: amountETHLiquidity}(
address(this),
amountToLiquify,
0,
0,
autoLPReceiver,
block.timestamp
);
emit AutoLiquify(amountETHLiquidity, amountToLiquify);
}
swapThreshold = !alternateSwaps ? swapThreshold : swapThreshold == smallSwapThreshold ? largeSwapThreshold : smallSwapThreshold;
}
function setSwapThreshold
(bool _enabled, uint256 _amountS, uint256 _amountL, bool _alternate)
external onlyOwner {
require(_amountS < (_totalSupply/50), "Cannot set swap amount above 2%");
require(_amountS > (_totalSupply/100000), "Cannot set swap amount below 0.001%");
require(_amountL < (_totalSupply/50), "Cannot set swap amount above 2%");
require(_amountL > (_totalSupply/100000), "Cannot set swap amount below 0.001%");
alternateSwaps = _alternate;
claimingFees = _enabled;
smallSwapThreshold = _amountS;
largeSwapThreshold = _amountL;
swapThreshold = smallSwapThreshold;
emit set_SellAmounts(alternateSwaps, claimingFees, smallSwapThreshold, largeSwapThreshold);
}
function enableTrading() public onlyOwner {
require (!tradingOpen);
tradingOpen = true;
}
function disableTrading() public onlyOwner {
require (tradingOpen);
tradingOpen = false;
}
function setFees
(uint256 _liquidityFeeBuy, uint256 _reflectionFeeBuy, uint256 _marketingFeeBuy, uint256 _TeamFeeBuy, uint256 _feeDenominator,
uint256 _liquidityFeeSell, uint256 _reflectionFeeSell, uint256 _marketingFeeSell, uint256 _TeamFeeSell)
external onlyOwner {
liquidityFeeBuy = _liquidityFeeBuy;
reflectionFeeBuy = _reflectionFeeBuy;
marketingFeeBuy = _marketingFeeBuy;
TeamFeeBuy = _TeamFeeBuy;
totalFeeBuy = liquidityFeeBuy.add(reflectionFeeBuy).add(marketingFeeBuy).add(TeamFeeBuy);
liquidityFeeSell = _liquidityFeeSell;
reflectionFeeSell = _reflectionFeeSell;
marketingFeeSell = _marketingFeeSell;
TeamFeeSell = _TeamFeeSell;
totalFeeSell = liquidityFeeSell.add(reflectionFeeSell).add(marketingFeeSell).add(TeamFeeSell);
feeDenominator = _feeDenominator;
require(totalFeeBuy <= feeDenominator/1,"Cannot set buy fees above 20%");
require(totalFeeSell <=feeDenominator/1,"Cannot set sell fees above 20%");
}
function updateMaxWallet
(uint256 maxWalletHolding)
external onlyOwner() {
require(maxWalletHolding >= 1);
_maxWalletSize = (_totalSupply * maxWalletHolding ) / 1000;
emit set_MaxWallet(_maxWalletSize);
}
function updateMaxTransaction
(uint256 maxTransactionSize)
external onlyOwner() {
require(maxTransactionSize >= 1, "Cannot set max TX below .1%");
_maxTxAmount = (_totalSupply * maxTransactionSize ) / 1000;
emit set_MaxTransaction(_maxTxAmount);
}
function addTaxExemption
(address[] calldata addresses, bool status)
public onlyOwner {
for (uint256 i; i < addresses.length; ++i) {
isFeeExempt[addresses[i]] = status;
}
}
function addTXLimitExemption
(address[] calldata addresses, bool status)
public onlyOwner {
for (uint256 i; i < addresses.length; ++i) {
isTxLimitExempt[addresses[i]] = status;
}
}
function addCooldownExempt
(address holder, bool exempt)
external onlyOwner {
isCooldownExempt[holder] = exempt;
}
function setPresaleAddress
(address holder, bool exempt) external onlyOwner {
isFeeExempt[holder] = exempt;
isTxLimitExempt[holder] = exempt;
}
function setTaxReceivers
(address _marketingReceiver, address _autoLPReceiver, address _TeamReceiver)
external onlyOwner {
marketingReceiver = _marketingReceiver;
teamReceiver = _TeamReceiver;
autoLPReceiver = _autoLPReceiver;
emit set_Receivers(marketingReceiver, teamReceiver, autoLPReceiver);
}
function getCirculatingSupply()
public view returns (uint256) {
return _totalSupply.sub(balanceOf(DEAD)).sub(balanceOf(ZERO));
}
function getLiquidityBacking
(uint256 accuracy)
private view returns (uint256) {
return accuracy.mul(balanceOf(pair).mul(2)).div(getCirculatingSupply());
}
function isOverLiquified
(uint256 target, uint256 accuracy)
public view returns (bool) {
return getLiquidityBacking(accuracy) > target;
}
event AutoLiquify(uint256 amountETH, uint256 amountTokens);
event user_exemptfromfees(address Wallet, bool Exempt);
event user_TxExempt(address Wallet, bool Exempt);
event ClearStuck(uint256 amount);
event ClearToken(address tokenAddress, uint256 tokens);
event set_Receivers(address marketingReceiver, address teamReceiver,address autoLPReceiver);
event set_MaxWallet(uint256 maxWallet);
event set_MaxTransaction(uint256 maxTXAmount);
event set_SellAmounts(bool enabled, bool alternate, uint256 amountS, uint256 amountL);
event Reflect(uint256 amountReflected, uint256 newTotalProportion);
}