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@dev Provides information about the current execution context, including the
sender of the transaction and its data. While these are generally available
via msg.sender and msg.data, they should not be accessed in such a direct
manner, since when dealing with meta-transactions the account sending and
paying for execution may not be the actual sender (as far as an application
is concerned).
This contract is only required for intermediate, library-like contracts.
*/
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
@dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
_setOwner(_msgSender());
}
/**
@dev Returns the address of the current owner.
*/
function owner() public view virtual 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 {
_setOwner(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");
_setOwner(newOwner);
}
// CAUTION
// This version of SafeMath should only be used with Solidity 0.8 or later,
// because it relies on the compiler's built in overflow checks.
/**
@dev Wrappers over Solidity's arithmetic operations.
NOTE: SafeMath is no longer needed starting with Solidity 0.8. The compiler
now has built in overflow checking. /
library SafeMath {
/*
@dev Returns the addition of two unsigned integers, with an overflow flag.
Available since v3.4.
*/
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
}
/**
@dev Returns the substraction of two unsigned integers, with an overflow flag.
Available since v3.4.
*/
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b > a) return (false, 0);
return (true, a - b);
}
}
/**
@dev Returns the multiplication of two unsigned integers, with an overflow flag.
Available since v3.4.
*/
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: improve mul performance and reduce gas cost OpenZeppelin/openzeppelin-contracts#522
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
}
/**
@dev Returns the division of two unsigned integers, with a division by zero flag.
Available since v3.4.
*/
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a / b);
}
}
/**
@dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
Available since v3.4.
*/
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a % b);
}
}
/**
@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) {
return a + b;
}
/**
@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 a - b;
}
/**
@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) {
return a * b;
}
/**
@dev Returns the integer division of two unsigned integers, reverting on
division by zero. The result is rounded towards zero.
Counterpart to Solidity's / operator.
Requirements:
The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
/**
@dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
reverting 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 a % b;
}
/**
@dev Returns the subtraction of two unsigned integers, reverting with custom message on
overflow (when the result is negative).
CAUTION: This function is deprecated because it requires allocating memory for the error
message unnecessarily. For custom revert reasons use {trySub}.
Counterpart to Solidity's - operator.
Requirements:
Subtraction cannot overflow.
*/
function sub(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b <= a, errorMessage);
return a - b;
}
}
/**
@dev Returns the integer division of two unsigned integers, reverting 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) {
unchecked {
require(b > 0, errorMessage);
return a / b;
}
}
/**
@dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
reverting with custom message when dividing by zero.
CAUTION: This function is deprecated because it requires allocating memory for the error
message unnecessarily. For custom revert reasons use {tryMod}.
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) {
unchecked {
require(b > 0, errorMessage);
return a % b;
}
}
}
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) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
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");
require(isContract(target), "Address: call to non-contract");
@dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
revert reason using the provided one.
Available since v4.3.
*/
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
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
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We removed BSC BEP20 smart contract due to one of the most important reason that "Users can not afford fee for buy and sell that's why we launched with Polygon Explorer" Second is that
"Polygon is also easy to use". If we require for more explorers and we will add in as per needed base
4b71434There was a problem hiding this comment.
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Developed Polygon Smart Contract for make easily buy and selling of Polygon User
/**
*Submitted for verification at polygonscan.com on 2021-12-01
*/
// Dependency file: @openzeppelin/contracts/token/ERC20/IERC20.sol
// SPDX-License-Identifier: MIT
// pragma solidity ^0.8.0;
/**
@dev Interface of the ERC20 standard as defined in the EIP.
/
interface IERC20 {
/*
*/
function totalSupply() external view returns (uint256);
/**
account.*/
function balanceOf(address account) external view returns (uint256);
/**
amounttokens from the caller's account torecipient.*/
function transfer(address recipient, uint256 amount) external returns (bool);
/**
spenderwill beownerthrough {transferFrom}. This is*/
function allowance(address owner, address spender) external view returns (uint256);
/**
amountas the allowance ofspenderover the caller's tokens.*/
function approve(address spender, uint256 amount) external returns (bool);
/**
amounttokens fromsendertorecipientusing theamountis then deducted from the caller's*/
function transferFrom(
address sender,
address recipient,
uint256 amount
) external returns (bool);
/**
valuetokens are moved from one account (from) toto).valuemay be zero.*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
spenderfor anowneris set byvalueis the new allowance.*/
event Approval(address indexed owner, address indexed spender, uint256 value);
}
// Dependency file: @openzeppelin/contracts/utils/Context.sol
// pragma solidity ^0.8.0;
/**
@dev Provides information about the current execution context, including the
sender of the transaction and its data. While these are generally available
via msg.sender and msg.data, they should not be accessed in such a direct
manner, since when dealing with meta-transactions the account sending and
paying for execution may not be the actual sender (as far as an application
is concerned).
This contract is only required for intermediate, library-like contracts.
*/
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
// Dependency file: @openzeppelin/contracts/access/Ownable.sol
// pragma solidity ^0.8.0;
// import "@openzeppelin/contracts/utils/Context.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 tothe owner.
*/
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
*/
constructor() {
_setOwner(_msgSender());
}
/**
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
*/
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
/**
onlyOwnerfunctions anymore. Can only be called by the current owner.*/
function renounceOwnership() public virtual onlyOwner {
_setOwner(address(0));
}
/**
newOwner).*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_setOwner(newOwner);
}
function _setOwner(address newOwner) private {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
// Dependency file: @openzeppelin/contracts/utils/math/SafeMath.sol
// pragma solidity ^0.8.0;
// CAUTION
// This version of SafeMath should only be used with Solidity 0.8 or later,
// because it relies on the compiler's built in overflow checks.
/**
@dev Wrappers over Solidity's arithmetic operations.
NOTE:
SafeMathis no longer needed starting with Solidity 0.8. The compilernow has built in overflow checking.
/
library SafeMath {
/*
*/
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
}
/**
*/
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b > a) return (false, 0);
return (true, a - b);
}
}
/**
*/
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: improve mul performance and reduce gas cost OpenZeppelin/openzeppelin-contracts#522
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
}
/**
*/
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a / b);
}
}
/**
*/
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a % b);
}
}
/**
+operator.*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
return a + b;
}
/**
-operator.*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return a - b;
}
/**
*operator.*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
return a * b;
}
/**
/operator.*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
/**
%operator. This function uses arevert*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return a % b;
}
/**
-operator.*/
function sub(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b <= a, errorMessage);
return a - b;
}
}
/**
/operator. Note: this function uses arevertopcode (which leaves remaining gas untouched) while Solidity*/
function div(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a / b;
}
}
/**
%operator. This function uses arevert*/
function mod(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a % b;
}
}
}
// Dependency file: @openzeppelin/contracts/utils/Address.sol
// pragma solidity ^0.8.0;
/**
@dev Collection of functions related to the address type
/
library Address {
/*
@dev Returns true if
accountis 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,
isContractwill return false for the followingtypes of addresses:
====
*/
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
assembly {
size := extcodesize(account)
}
return size > 0;
}
/**
@dev Replacement for Solidity's
transfer: sendsamountwei torecipient, 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 viatransfer. {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 betaken 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");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
call. Acallis an unsafe replacement for a function call: use thistargetreverts with a revert reason, it is bubbled up by thistargetmust be a contract.targetwithdatamust not revert.*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
/**
functionCall], but witherrorMessageas a fallback revert reason whentargetreverts.*/
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
/**
functionCall],valuewei totarget.value.payable.*/
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], butwith
errorMessageas a fallback revert reason whentargetreverts.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");
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResult(success, returndata, errorMessage);
}
/**
functionCall],*/
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
/**
@dev Same as {xref-Address-functionCall-address-bytes-string-}[
functionCall],but performing a static call.
Available since v3.3.
*/
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResult(success, returndata, errorMessage);
}
/**
functionCall],*/
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
/**
@dev Same as {xref-Address-functionCall-address-bytes-string-}[
functionCall],but performing a delegate call.
Available since v3.4.
*/
function functionDelegateCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResult(success, returndata, errorMessage);
}
/**
@dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
revert reason using the provided one.
Available since v4.3.
*/
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
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
}
}
}
// Dependency file: contracts/interfaces/IUniswapV2Router02.sol
// pragma solidity >=0.6.2;
interface IUniswapV2Router01 {
function factory() external pure returns (address);
}
interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint256 liquidity,
uint256 amountTokenMin,
uint256 amountETHMin,
address to,
uint256 deadline
) external returns (uint256 amountETH);
}
// Dependency file: contracts/interfaces/IUniswapV2Factory.sol
// pragma solidity >=0.5.0;
interface IUniswapV2Factory {
event PairCreated(
address indexed token0,
address indexed token1,
address pair,
uint256
);
}
// Dependency file: contracts/interfaces/IPinkAntiBot.sol
// pragma solidity >=0.5.0;
interface IPinkAntiBot {
function setTokenOwner(address owner) external;
function onPreTransferCheck(
address from,
address to,
uint256 amount
) external;
}
// Dependency file: contracts/BaseToken.sol
// pragma solidity =0.8.4;
enum TokenType {
standard,
antiBotStandard,
liquidityGenerator,
antiBotLiquidityGenerator,
baby,
antiBotBaby,
buybackBaby,
antiBotBuybackBaby
}
abstract contract BaseToken {
event TokenCreated(
address indexed owner,
address indexed token,
TokenType tokenType,
uint256 version
);
}
// Root file: contracts/liquidity-generator/AntiBotLiquidityGeneratorToken.sol
pragma solidity =0.8.4;
// import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
// import "@openzeppelin/contracts/access/Ownable.sol";
// import "@openzeppelin/contracts/utils/math/SafeMath.sol";
// import "@openzeppelin/contracts/utils/Address.sol";
// import "contracts/interfaces/IUniswapV2Router02.sol";
// import "contracts/interfaces/IUniswapV2Factory.sol";
// import "contracts/interfaces/IPinkAntiBot.sol";
// import "contracts/BaseToken.sol";
contract AntiBotLiquidityGeneratorToken is IERC20, Ownable, BaseToken {
using SafeMath for uint256;
using Address for address;
}
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We removed BSC BEP20 smart contract due to one of the most important reason that "Users can not afford fee for buy and sell that's why we launched with Polygon Explorer" Second is that
"Polygon is also easy to use". If we require for more explorers and we will add in as per needed base