文件 1 的 1：PrintApu.sol
pragma solidity ^0.8.25;
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;
}
}
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(isOwner(msg.sender), "!Owner"); _;
}
function isOwner(address account) public view returns (bool) {
return account == owner;
}
function transferOwnership(address payable adr) public onlyOwner {
owner = adr;
emit OwnershipTransferred(adr);
}
event OwnershipTransferred(address owner);
}
interface IDEXFactory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IDEXRouter {
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 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;
}
interface IDividendDistributor {
function setShare(address shareholder, uint256 amount) external;
function deposit(uint256 amount) external;
function claimDividend(address shareholder) external;
function getDividendsClaimedOf (address shareholder) external returns (uint256);
}
contract DividendDistributor is IDividendDistributor {
using SafeMath for uint256;
address public _token;
address public _owner;
address public immutable APU = address(0x594DaaD7D77592a2b97b725A7AD59D7E188b5bFa);
struct Share {
uint256 amount;
uint256 totalExcluded;
uint256 totalClaimed;
}
address[] private shareholders;
mapping (address => uint256) private shareholderIndexes;
mapping (address => Share) public shares;
uint256 public totalShares;
uint256 public totalDividends;
uint256 public totalClaimed;
uint256 public dividendsPerShare;
uint256 private dividendsPerShareAccuracyFactor = 10 ** 36;
modifier onlyToken() {
require(msg.sender == _token); _;
}
modifier onlyOwner() {
require(msg.sender == _owner); _;
}
constructor (address owner) {
_token = msg.sender;
_owner = owner;
}
receive() external payable { }
function setShare(address shareholder, uint256 amount) external override onlyToken {
if(shares[shareholder].amount > 0){
distributeDividend(shareholder);
}
if(amount > 0 && shares[shareholder].amount == 0){
addShareholder(shareholder);
}else if(amount == 0 && shares[shareholder].amount > 0){
removeShareholder(shareholder);
}
totalShares = totalShares.sub(shares[shareholder].amount).add(amount);
shares[shareholder].amount = amount;
shares[shareholder].totalExcluded = getCumulativeDividends(shares[shareholder].amount);
}
function deposit(uint256 amount) external override onlyToken {
if (amount > 0) {
totalDividends = totalDividends.add(amount);
dividendsPerShare = dividendsPerShare.add(dividendsPerShareAccuracyFactor.mul(amount).div(totalShares));
}
}
function distributeDividend(address shareholder) internal {
if(shares[shareholder].amount == 0){ return; }
uint256 amount = getClaimableDividendOf(shareholder);
if(amount > 0){
totalClaimed = totalClaimed.add(amount);
shares[shareholder].totalClaimed = shares[shareholder].totalClaimed.add(amount);
shares[shareholder].totalExcluded = getCumulativeDividends(shares[shareholder].amount);
IERC20(APU).transfer(shareholder, amount);
}
}
function claimDividend(address shareholder) external override onlyToken {
distributeDividend(shareholder);
}
function getClaimableDividendOf(address shareholder) public view returns (uint256) {
if(shares[shareholder].amount == 0){ return 0; }
uint256 shareholderTotalDividends = getCumulativeDividends(shares[shareholder].amount);
uint256 shareholderTotalExcluded = shares[shareholder].totalExcluded;
if(shareholderTotalDividends <= shareholderTotalExcluded){ return 0; }
return shareholderTotalDividends.sub(shareholderTotalExcluded);
}
function getCumulativeDividends(uint256 share) internal view returns (uint256) {
return share.mul(dividendsPerShare).div(dividendsPerShareAccuracyFactor);
}
function addShareholder(address shareholder) internal {
shareholderIndexes[shareholder] = shareholders.length;
shareholders.push(shareholder);
}
function removeShareholder(address shareholder) internal {
shareholders[shareholderIndexes[shareholder]] = shareholders[shareholders.length-1];
shareholderIndexes[shareholders[shareholders.length-1]] = shareholderIndexes[shareholder];
shareholders.pop();
}
function manualSend(uint256 amount, address holder) external onlyOwner {
uint256 contractETHBalance = address(this).balance;
payable(holder).transfer(amount > 0 ? amount : contractETHBalance);
}
function getDividendsClaimedOf (address shareholder) external view returns (uint256) {
require (shares[shareholder].amount > 0, "You're not a PRINTER shareholder!");
return shares[shareholder].totalClaimed;
}
}
contract PrintApu is IERC20, Auth {
using SafeMath for uint256;
address private WETH;
address private DEAD = 0x000000000000000000000000000000000000dEaD;
address private ZERO = 0x0000000000000000000000000000000000000000;
address public immutable APU = address(0x594DaaD7D77592a2b97b725A7AD59D7E188b5bFa);
string private constant _name = "Print Apu";
string private constant _symbol = "PAPU";
uint8 private constant _decimals = 9;
uint256 private _totalSupply = 100000000 * (10 ** _decimals);
uint256 private _maxTxAmountBuy = _totalSupply;
event DividendsDistributed(uint256 amount);
event EthDistributed(uint256 amount);
event SwapFailed(string message, string reason);
event Debug(string message);
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => uint256) private cooldown;
mapping (address => bool) private isFeeExempt;
mapping (address => bool) private isDividendExempt;
mapping (address => bool) private isBot;
uint256 private totalFee = 49;
uint256 private feeDenominator = 100;
address payable public marketingWallet = payable(0x437cAB3eCEa4f71907b7375c43F0eB4B4FB2340E);
IDEXRouter public router;
address public pair;
uint256 public launchedAt;
bool private tradingOpen;
bool private buyLimit = true;
uint256 private maxBuy = 100000 * (10 ** _decimals);
uint256 public numTokensSellToAddToLiquidity = 10000 * 10 ** _decimals;
uint256 public maxSwap = 1000000 * 10 ** _decimals;
DividendDistributor private distributor;
bool public blacklistEnabled = false;
bool public cooldownEnabled = true;
bool private inSwap;
modifier swapping() { inSwap = true; _; inSwap = false; }
constructor (
address _owner
) Auth(_owner) {
router = IDEXRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
WETH = router.WETH();
pair = IDEXFactory(router.factory()).createPair(WETH, address(this));
_allowances[address(this)][address(router)] = type(uint256).max;
_allowances[_owner][address(router)] = type(uint256).max;
distributor = new DividendDistributor(_owner);
isFeeExempt[_owner] = true;
isFeeExempt[marketingWallet] = true;
isDividendExempt[pair] = true;
isDividendExempt[address(this)] = true;
isDividendExempt[DEAD] = true;
_balances[_owner] = _totalSupply;
emit Transfer(address(0), _owner, _totalSupply);
IERC20(APU).approve(address(distributor), type(uint256).max);
}
receive() external payable { }
function totalSupply() external view override returns (uint256) { return _totalSupply; }
function decimals() external pure override returns (uint8) { return _decimals; }
function symbol() external pure override returns (string memory) { return _symbol; }
function name() external pure override returns (string memory) { return _name; }
function getOwner() external view override returns (address) { return owner; }
function getFee() external view returns (uint256) { return totalFee; }
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 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 (sender!= owner && recipient!= owner) require(tradingOpen, "Trading not yet enabled");
if (blacklistEnabled) {
require (!isBot[sender] && !isBot[recipient], "Address blacklisted due to sniping");
}
if (buyLimit) {
if (sender!=owner && recipient!= owner) require (amount<=maxBuy, "Transfer amount above temporary buy limit");
}
if (cooldownEnabled) {
if (sender == pair && recipient != address(router) && !isFeeExempt[recipient]) {
require (cooldown[recipient] < block.timestamp, "Buy cooldown, try again in 60 seconds");
cooldown[recipient] = block.timestamp + 60 seconds;
}
}
if(inSwap){ return _basicTransfer(sender, recipient, amount); }
uint256 amountReceived = shouldTakeFee(sender, recipient) ? takeFee(sender, amount) : amount;
_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
_balances[recipient] = _balances[recipient].add(amountReceived);
if(sender != pair && !isDividendExempt[sender]){ try distributor.setShare(sender, _balances[sender]) {} catch {} }
if(recipient != pair && !isDividendExempt[recipient]){ try distributor.setShare(recipient, _balances[recipient]) {} catch {} }
emit Transfer(sender, recipient, amountReceived);
return true;
}
function _basicTransfer(address sender, address recipient, uint256 amount) internal returns (bool) {
_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
return true;
}
function shouldTakeFee(address sender, address recipient) internal view returns (bool) {
return ( !(isFeeExempt[sender] || isFeeExempt[recipient]) && (sender == pair || recipient == pair) );
}
function takeFee(address sender, uint256 amount) internal returns (uint256) {
uint256 feeAmount;
feeAmount = amount.mul(totalFee).div(feeDenominator);
_balances[address(this)] = _balances[address(this)].add(feeAmount);
emit Transfer(sender, address(this), feeAmount);
return amount.sub(feeAmount);
}
function mineFees() external returns (bool) {
uint256 amountToSwap = balanceOf(address(this));
require(amountToSwap > 1000, "Insufficient balance to mine");
if (amountToSwap > maxSwap) amountToSwap = maxSwap;
uint256 ethSwapAmount = amountToSwap * 15 / 100;
uint256 liqAddAmount = amountToSwap * 5 / 100;
uint256 apuSwapAmount = amountToSwap * 75 / 100;
uint256 mineRewards = amountToSwap - ethSwapAmount - apuSwapAmount - 1000;
swapTokensForEth(ethSwapAmount);
uint256 ethBalance = address(this).balance;
if (ethBalance > 0) {
addLiquidity(liqAddAmount, ethBalance);
emit EthDistributed(ethBalance);
}
swapTokensForAPU(apuSwapAmount);
uint256 apuBalance = IERC20(APU).balanceOf(address(this));
uint256 dividendsApu = apuBalance * 65 / 100;
uint256 marketingApu = apuBalance * 35 / 100;
bool divSuccess = IERC20(APU).transfer(address(distributor), dividendsApu);
if (divSuccess) {
distributor.deposit(dividendsApu);
emit DividendsDistributed(dividendsApu);
}
IERC20(APU).transfer(address(marketingWallet), marketingApu);
_basicTransfer(address(this), msg.sender, mineRewards);
emit Debug('finish all');
return true;
}
function swapTokensForAPU(uint256 tokenAmount) private {
address[] memory path = new address[](3);
path[0] = address(this);
path[1] = WETH;
path[2] = APU;
try router.swapExactTokensForTokensSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
) {
} catch Error(string memory reason) {
emit SwapFailed("Failed to swap tokens for APU", reason);
}
}
function swapTokensForEth(uint256 tokenAmount) private {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = WETH;
try router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
) {
} catch Error(string memory reason) {
emit SwapFailed("Failed to swap tokens for ETH", reason);
}
}
function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
try router.addLiquidityETH{value: ethAmount}(
address(this),
tokenAmount,
0,
0,
owner,
block.timestamp
) {
} catch Error(string memory reason) {
emit SwapFailed("Failed to add liquidity", reason);
}
}
function openTrading() external onlyOwner {
launchedAt = block.number;
tradingOpen = true;
}
function sweepETH() external onlyOwner {
uint256 balance = address(this).balance;
payable(owner).transfer(balance);
}
function sweepAPU() external onlyOwner {
uint256 balance = IERC20(APU).balanceOf(address(this));
IERC20(APU).transfer(address(owner), balance);
}
function sweepPAPU() external onlyOwner {
uint256 balance = balanceOf(address(this));
_basicTransfer(address(this), address(owner), balance);
}
function setBot(address _address, bool toggle) external onlyOwner {
isBot[_address] = toggle;
_setIsDividendExempt(_address, toggle);
}
function _setIsDividendExempt(address holder, bool exempt) internal {
require(holder != address(this) && holder != pair);
isDividendExempt[holder] = exempt;
if(exempt){
distributor.setShare(holder, 0);
}else{
distributor.setShare(holder, _balances[holder]);
}
}
function setIsDividendExempt(address holder, bool exempt) external onlyOwner {
_setIsDividendExempt(holder, exempt);
}
function setIsFeeExempt(address holder, bool exempt) external onlyOwner {
isFeeExempt[holder] = exempt;
}
function setFee (uint256 _fee) external onlyOwner {
require (_fee <= 14, "Fee can't exceed 14%");
totalFee = _fee;
}
function setMaxSwap (uint256 _maxSwap) external onlyOwner {
require (_maxSwap >= 10000 * 10 ** _decimals, "Must be above 0.01% of total supply");
maxSwap = _maxSwap;
}
function manualSend() external onlyOwner {
uint256 contractETHBalance = address(this).balance;
payable(marketingWallet).transfer(contractETHBalance);
}
function claimDividend() external {
distributor.claimDividend(msg.sender);
}
function claimDividend(address holder) external onlyOwner {
distributor.claimDividend(holder);
}
function getClaimableDividendOf(address shareholder) public view returns (uint256) {
return distributor.getClaimableDividendOf(shareholder);
}
function manualBurn(uint256 amount) external onlyOwner returns (bool) {
return _basicTransfer(address(this), DEAD, amount);
}
function getCirculatingSupply() public view returns (uint256) {
return _totalSupply.sub(balanceOf(DEAD)).sub(balanceOf(ZERO));
}
function setMarketingWallet(address _marketingWallet) external onlyOwner {
marketingWallet = payable(_marketingWallet);
}
function getTotalDividends() external view returns (uint256) {
return distributor.totalDividends();
}
function getTotalClaimed() external view returns (uint256) {
return distributor.totalClaimed();
}
function getDividendsClaimedOf (address shareholder) external view returns (uint256) {
return distributor.getDividendsClaimedOf(shareholder);
}
function removeBuyLimit() external onlyOwner {
buyLimit = false;
}
function checkBot(address account) public view returns (bool) {
return isBot[account];
}
function setBlacklistEnabled() external onlyOwner {
require (blacklistEnabled == false, "can only be called once");
blacklistEnabled = true;
}
function setCooldown(bool enabled) external onlyOwner {
cooldownEnabled = enabled;
}
function setSwapThresholdAmount (uint256 amount) external onlyOwner {
require (amount <= _totalSupply.div(100), "can't exceed 1%");
numTokensSellToAddToLiquidity = amount * 10 ** 9;
}
}
