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0.8.14+commit.80d49f37
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Solidity
Código Fuente del Contrato
Archivo 1 de 13: Address.sol
// SPDX-License-Identifier: MIT// OpenZeppelin Contracts (last updated v4.5.0) (utils/Address.sol)pragmasolidity ^0.8.1;/**
* @dev Collection of functions related to the address type
*/libraryAddress{
/**
* @dev Returns true if `account` is 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, `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
* ====
*
* [IMPORTANT]
* ====
* You shouldn't rely on `isContract` to protect against flash loan attacks!
*
* Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
* like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
* constructor.
* ====
*/functionisContract(address account) internalviewreturns (bool) {
// This method relies on extcodesize/address.code.length, which returns 0// for contracts in construction, since the code is only stored at the end// of the constructor execution.return account.code.length>0;
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, 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 via
* `transfer`. {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 be
* taken 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].
*/functionsendValue(addresspayable 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");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain `call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/functionfunctionCall(address target, bytesmemory data) internalreturns (bytesmemory) {
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._
*/functionfunctionCall(address target,
bytesmemory data,
stringmemory errorMessage
) internalreturns (bytesmemory) {
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._
*/functionfunctionCallWithValue(address target,
bytesmemory data,
uint256 value
) internalreturns (bytesmemory) {
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._
*/functionfunctionCallWithValue(address target,
bytesmemory data,
uint256 value,
stringmemory errorMessage
) internalreturns (bytesmemory) {
require(address(this).balance>= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
(bool success, bytesmemory returndata) = target.call{value: value}(data);
return verifyCallResult(success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/functionfunctionStaticCall(address target, bytesmemory data) internalviewreturns (bytesmemory) {
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._
*/functionfunctionStaticCall(address target,
bytesmemory data,
stringmemory errorMessage
) internalviewreturns (bytesmemory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytesmemory returndata) = target.staticcall(data);
return verifyCallResult(success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/functionfunctionDelegateCall(address target, bytesmemory data) internalreturns (bytesmemory) {
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._
*/functionfunctionDelegateCall(address target,
bytesmemory data,
stringmemory errorMessage
) internalreturns (bytesmemory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytesmemory 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._
*/functionverifyCallResult(bool success,
bytesmemory returndata,
stringmemory errorMessage
) internalpurereturns (bytesmemory) {
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if presentif (returndata.length>0) {
// The easiest way to bubble the revert reason is using memory via assemblyassembly {
let returndata_size :=mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
Código Fuente del Contrato
Archivo 2 de 13: Context.sol
// SPDX-License-Identifier: MIT// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)pragmasolidity ^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.
*/abstractcontractContext{
function_msgSender() internalviewvirtualreturns (address) {
returnmsg.sender;
}
function_msgData() internalviewvirtualreturns (bytescalldata) {
returnmsg.data;
}
}
// SPDX-License-Identifier: MIT// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/ERC20.sol)pragmasolidity ^0.8.0;import"./IERC20.sol";
import"./extensions/IERC20Metadata.sol";
import"../../utils/Context.sol";
/**
* @dev Implementation of the {IERC20} interface.
*
* This implementation is agnostic to the way tokens are created. This means
* that a supply mechanism has to be added in a derived contract using {_mint}.
* For a generic mechanism see {ERC20PresetMinterPauser}.
*
* TIP: For a detailed writeup see our guide
* https://forum.zeppelin.solutions/t/how-to-implement-erc20-supply-mechanisms/226[How
* to implement supply mechanisms].
*
* We have followed general OpenZeppelin Contracts guidelines: functions revert
* instead returning `false` on failure. This behavior is nonetheless
* conventional and does not conflict with the expectations of ERC20
* applications.
*
* Additionally, an {Approval} event is emitted on calls to {transferFrom}.
* This allows applications to reconstruct the allowance for all accounts just
* by listening to said events. Other implementations of the EIP may not emit
* these events, as it isn't required by the specification.
*
* Finally, the non-standard {decreaseAllowance} and {increaseAllowance}
* functions have been added to mitigate the well-known issues around setting
* allowances. See {IERC20-approve}.
*/contractERC20isContext, IERC20, IERC20Metadata{
mapping(address=>uint256) private _balances;
mapping(address=>mapping(address=>uint256)) private _allowances;
uint256private _totalSupply;
stringprivate _name;
stringprivate _symbol;
/**
* @dev Sets the values for {name} and {symbol}.
*
* The default value of {decimals} is 18. To select a different value for
* {decimals} you should overload it.
*
* All two of these values are immutable: they can only be set once during
* construction.
*/constructor(stringmemory name_, stringmemory symbol_) {
_name = name_;
_symbol = symbol_;
}
/**
* @dev Returns the name of the token.
*/functionname() publicviewvirtualoverridereturns (stringmemory) {
return _name;
}
/**
* @dev Returns the symbol of the token, usually a shorter version of the
* name.
*/functionsymbol() publicviewvirtualoverridereturns (stringmemory) {
return _symbol;
}
/**
* @dev Returns the number of decimals used to get its user representation.
* For example, if `decimals` equals `2`, a balance of `505` tokens should
* be displayed to a user as `5.05` (`505 / 10 ** 2`).
*
* Tokens usually opt for a value of 18, imitating the relationship between
* Ether and Wei. This is the value {ERC20} uses, unless this function is
* overridden;
*
* NOTE: This information is only used for _display_ purposes: it in
* no way affects any of the arithmetic of the contract, including
* {IERC20-balanceOf} and {IERC20-transfer}.
*/functiondecimals() publicviewvirtualoverridereturns (uint8) {
return18;
}
/**
* @dev See {IERC20-totalSupply}.
*/functiontotalSupply() publicviewvirtualoverridereturns (uint256) {
return _totalSupply;
}
/**
* @dev See {IERC20-balanceOf}.
*/functionbalanceOf(address account) publicviewvirtualoverridereturns (uint256) {
return _balances[account];
}
/**
* @dev See {IERC20-transfer}.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - the caller must have a balance of at least `amount`.
*/functiontransfer(address to, uint256 amount) publicvirtualoverridereturns (bool) {
address owner = _msgSender();
_transfer(owner, to, amount);
returntrue;
}
/**
* @dev See {IERC20-allowance}.
*/functionallowance(address owner, address spender) publicviewvirtualoverridereturns (uint256) {
return _allowances[owner][spender];
}
/**
* @dev See {IERC20-approve}.
*
* NOTE: If `amount` is the maximum `uint256`, the allowance is not updated on
* `transferFrom`. This is semantically equivalent to an infinite approval.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/functionapprove(address spender, uint256 amount) publicvirtualoverridereturns (bool) {
address owner = _msgSender();
_approve(owner, spender, amount);
returntrue;
}
/**
* @dev See {IERC20-transferFrom}.
*
* Emits an {Approval} event indicating the updated allowance. This is not
* required by the EIP. See the note at the beginning of {ERC20}.
*
* NOTE: Does not update the allowance if the current allowance
* is the maximum `uint256`.
*
* Requirements:
*
* - `from` and `to` cannot be the zero address.
* - `from` must have a balance of at least `amount`.
* - the caller must have allowance for ``from``'s tokens of at least
* `amount`.
*/functiontransferFrom(addressfrom,
address to,
uint256 amount
) publicvirtualoverridereturns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, amount);
_transfer(from, to, amount);
returntrue;
}
/**
* @dev Atomically increases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {IERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/functionincreaseAllowance(address spender, uint256 addedValue) publicvirtualreturns (bool) {
address owner = _msgSender();
_approve(owner, spender, allowance(owner, spender) + addedValue);
returntrue;
}
/**
* @dev Atomically decreases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {IERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
* - `spender` must have allowance for the caller of at least
* `subtractedValue`.
*/functiondecreaseAllowance(address spender, uint256 subtractedValue) publicvirtualreturns (bool) {
address owner = _msgSender();
uint256 currentAllowance = allowance(owner, spender);
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(owner, spender, currentAllowance - subtractedValue);
}
returntrue;
}
/**
* @dev Moves `amount` of tokens from `sender` to `recipient`.
*
* This internal function is equivalent to {transfer}, and can be used to
* e.g. implement automatic token fees, slashing mechanisms, etc.
*
* Emits a {Transfer} event.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `to` cannot be the zero address.
* - `from` must have a balance of at least `amount`.
*/function_transfer(addressfrom,
address to,
uint256 amount
) internalvirtual{
require(from!=address(0), "ERC20: transfer from the zero address");
require(to !=address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(from, to, amount);
uint256 fromBalance = _balances[from];
require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[from] = fromBalance - amount;
}
_balances[to] += amount;
emit Transfer(from, to, amount);
_afterTokenTransfer(from, to, amount);
}
/** @dev Creates `amount` tokens and assigns them to `account`, increasing
* the total supply.
*
* Emits a {Transfer} event with `from` set to the zero address.
*
* Requirements:
*
* - `account` cannot be the zero address.
*/function_mint(address account, uint256 amount) internalvirtual{
require(account !=address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), account, amount);
_totalSupply += amount;
_balances[account] += amount;
emit Transfer(address(0), account, amount);
_afterTokenTransfer(address(0), account, amount);
}
/**
* @dev Destroys `amount` tokens from `account`, reducing the
* total supply.
*
* Emits a {Transfer} event with `to` set to the zero address.
*
* Requirements:
*
* - `account` cannot be the zero address.
* - `account` must have at least `amount` tokens.
*/function_burn(address account, uint256 amount) internalvirtual{
require(account !=address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(account, address(0), amount);
uint256 accountBalance = _balances[account];
require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
unchecked {
_balances[account] = accountBalance - amount;
}
_totalSupply -= amount;
emit Transfer(account, address(0), amount);
_afterTokenTransfer(account, address(0), amount);
}
/**
* @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.
*
* This internal function is equivalent to `approve`, and can be used to
* e.g. set automatic allowances for certain subsystems, etc.
*
* Emits an {Approval} event.
*
* Requirements:
*
* - `owner` cannot be the zero address.
* - `spender` cannot be the zero address.
*/function_approve(address owner,
address spender,
uint256 amount
) internalvirtual{
require(owner !=address(0), "ERC20: approve from the zero address");
require(spender !=address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
/**
* @dev Updates `owner` s allowance for `spender` based on spent `amount`.
*
* Does not update the allowance amount in case of infinite allowance.
* Revert if not enough allowance is available.
*
* Might emit an {Approval} event.
*/function_spendAllowance(address owner,
address spender,
uint256 amount
) internalvirtual{
uint256 currentAllowance = allowance(owner, spender);
if (currentAllowance !=type(uint256).max) {
require(currentAllowance >= amount, "ERC20: insufficient allowance");
unchecked {
_approve(owner, spender, currentAllowance - amount);
}
}
}
/**
* @dev Hook that is called before any transfer of tokens. This includes
* minting and burning.
*
* Calling conditions:
*
* - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* will be transferred to `to`.
* - when `from` is zero, `amount` tokens will be minted for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens will be burned.
* - `from` and `to` are never both zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/function_beforeTokenTransfer(addressfrom,
address to,
uint256 amount
) internalvirtual{}
/**
* @dev Hook that is called after any transfer of tokens. This includes
* minting and burning.
*
* Calling conditions:
*
* - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* has been transferred to `to`.
* - when `from` is zero, `amount` tokens have been minted for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens have been burned.
* - `from` and `to` are never both zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/function_afterTokenTransfer(addressfrom,
address to,
uint256 amount
) internalvirtual{}
}
Código Fuente del Contrato
Archivo 5 de 13: IERC20.sol
// SPDX-License-Identifier: MIT// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC20/IERC20.sol)pragmasolidity ^0.8.0;/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/interfaceIERC20{
/**
* @dev Returns the amount of tokens in existence.
*/functiontotalSupply() externalviewreturns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/functionbalanceOf(address account) externalviewreturns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `to`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/functiontransfer(address to, uint256 amount) externalreturns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/functionallowance(address owner, address spender) externalviewreturns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/functionapprove(address spender, uint256 amount) externalreturns (bool);
/**
* @dev Moves `amount` tokens from `from` to `to` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/functiontransferFrom(addressfrom,
address to,
uint256 amount
) externalreturns (bool);
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/eventTransfer(addressindexedfrom, addressindexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/eventApproval(addressindexed owner, addressindexed spender, uint256 value);
}
Código Fuente del Contrato
Archivo 6 de 13: IERC20Metadata.sol
// SPDX-License-Identifier: MIT// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)pragmasolidity ^0.8.0;import"../IERC20.sol";
/**
* @dev Interface for the optional metadata functions from the ERC20 standard.
*
* _Available since v4.1._
*/interfaceIERC20MetadataisIERC20{
/**
* @dev Returns the name of the token.
*/functionname() externalviewreturns (stringmemory);
/**
* @dev Returns the symbol of the token.
*/functionsymbol() externalviewreturns (stringmemory);
/**
* @dev Returns the decimals places of the token.
*/functiondecimals() externalviewreturns (uint8);
}
// SPDX-License-Identifier: MIT// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)pragmasolidity ^0.8.0;import"../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 to
* the owner.
*/abstractcontractOwnableisContext{
addressprivate _owner;
eventOwnershipTransferred(addressindexed previousOwner, addressindexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/constructor() {
_transferOwnership(_msgSender());
}
/**
* @dev Returns the address of the current owner.
*/functionowner() publicviewvirtualreturns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/modifieronlyOwner() {
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.
*/functionrenounceOwnership() publicvirtualonlyOwner{
_transferOwnership(address(0));
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/functiontransferOwnership(address newOwner) publicvirtualonlyOwner{
require(newOwner !=address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Internal function without access restriction.
*/function_transferOwnership(address newOwner) internalvirtual{
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
Código Fuente del Contrato
Archivo 13 de 13: trove-uni.sol
// SPDX-License-Identifier: UNLICENSEDpragmasolidity 0.8.14;import"@openzeppelin/contracts/access/Ownable.sol";
import"@openzeppelin/contracts/utils/Context.sol";
import"@openzeppelin/contracts/utils/Address.sol";
import"@openzeppelin/contracts/token/ERC20/ERC20.sol";
import"@openzeppelin/contracts/token/ERC20/IERC20.sol";
import"../interfaces/IUniswapV2Factory.sol";
import"../interfaces/IUniswapV2Pair.sol";
import"../interfaces/IUniswapV2Router01.sol";
import"../interfaces/IUniswapV2Router02.sol";
import"../interfaces/IMevRepel.sol";
import"../dependencies/Controller.sol";
contractTroveDAOisERC20, Ownable, Controller{
IUniswapV2Router02 public uniswapV2Router;
addresspublic uniswapV2Pair;
MEVRepel mevrepel;
boolprivate swapping;
addressprivate marketingWallet;
addressprivate communityWallet;
uint256public maxTransactionAmount;
uint256public swapTokensAtAmount;
uint256public maxWallet;
boolpublic limitsInEffect =true;
boolpublic tradingActive =false;
boolpublic mevRepelActive =true;
boolpublic swapEnabled =false;
boolpublic enableEarlySellTax =true;
// Anti-bot and anti-whale mappings and variablesmapping(address=>uint256) private _holderLastTransferTimestamp; // to hold last Transfers temporarily during launch// Seller Mapmapping (address=>bool) private _holderMigrationLimit;
// Blacklist Mapmapping (address=>bool) private _blacklist;
boolpublic transferDelayEnabled =true;
boolpublic feesEnabled =true;
bool _useWhaleIncentive =true;
uint256public buyTotalFees;
uint256public buyMarketingFee;
uint256public buyLiquidityFee;
uint256public buyCommunityFee;
uint256public sellTotalFees;
uint256public sellMarketingFee;
uint256public sellLiquidityFee;
uint256public sellCommunityFee;
uint256public earlySellLiquidityFee;
uint256public earlySellMarketingFee;
uint256public earlySellCommunityFee;
uint256public tokensForMarketing;
uint256public tokensForLiquidity;
uint256public tokensForCommunity;
// block number of opened tradinguint256 launchedAt;
uint256 launchedTime;
// exclude from fees and max transaction amountmapping (address=>bool) private _isExcludedFromFees;
mapping (address=>bool) public _isExcludedMaxTransactionAmount;
// store addresses that a automatic market maker pairs. Any transfer *to* these addresses// could be subject to a maximum transfer amountmapping (address=>bool) public automatedMarketMakerPairs;
eventExcludeFromFees(addressindexed account, bool isExcluded);
eventSetAutomatedMarketMakerPair(addressindexed pair, boolindexed value);
eventmarketingWalletUpdated(addressindexed newWallet, addressindexed oldWallet);
eventcommunityWalletUpdated(addressindexed newWallet, addressindexed oldWallet);
eventSwapAndLiquify(uint256 tokensSwapped,
uint256 ethReceived,
uint256 tokensIntoLiquidity
);
constructor() ERC20("Trove DAO", "TROVE") {
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
excludeFromMaxTransaction(address(_uniswapV2Router), true);
uniswapV2Router = _uniswapV2Router;
uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this), _uniswapV2Router.WETH());
excludeFromMaxTransaction(address(uniswapV2Pair), true);
_setAutomatedMarketMakerPair(address(uniswapV2Pair), true);
// set buy fees
buyMarketingFee =5;
buyLiquidityFee =4;
buyCommunityFee =1;
buyTotalFees = buyMarketingFee + buyLiquidityFee + buyCommunityFee;
// set sell fees
sellMarketingFee =4;
sellLiquidityFee =5;
sellCommunityFee =1;
sellTotalFees = sellMarketingFee + sellLiquidityFee + sellCommunityFee;
// set early sell fees
earlySellLiquidityFee =20;
earlySellMarketingFee =8;
earlySellCommunityFee =2;
uint256 totalSupply =1*1e9*1e18; // 1 Billion
maxTransactionAmount = totalSupply *30/1000;
maxWallet = totalSupply *30/1000;
swapTokensAtAmount = totalSupply *10/10000;
marketingWallet =address(owner()); // set as marketing wallet
communityWallet =address(owner()); // set as community wallet// exclude from paying fees or having max transaction amount
excludeFromFees(owner(), true);
excludeFromFees(address(this), true);
excludeFromFees(address(0xdead), true);
excludeFromMaxTransaction(owner(), true);
excludeFromMaxTransaction(address(this), true);
excludeFromMaxTransaction(address(0xdead), true);
/*
_mint is an internal function in ERC20.sol that is only called here,
and CANNOT be called ever again
*/
_mint(msg.sender, totalSupply);
}
receive() externalpayable{
}
functionisExcludedFromFees(address account) publicviewreturns(bool) {
return _isExcludedFromFees[account];
}
function_transfer(addressfrom,
address to,
uint256 amount
) internaloverride{
require(from!=address(0), "ERC20: transfer from the zero address");
require(to !=address(0), "ERC20: transfer to the zero address");
require(!_blacklist[to] &&!_blacklist[from], "You have been blacklisted from transfering tokens");
// prevent dodging early sell taxif (_holderMigrationLimit[from] ==true&& (block.timestamp<= launchedTime + (7days))) {
require(_isExcludedFromFees[to] ||from== uniswapV2Pair || to == uniswapV2Pair, "Not allowed");
}
if(amount ==0) {
super._transfer(from, to, 0);
return;
}
//mev repellantif (tradingActive && mevRepelActive) {
bool notmev;
address orig =tx.origin;
try mevrepel.isMEV(from,to,orig) returns (bool mev) {
notmev = mev;
} catch { revert(); }
require(notmev, "MEV Bot Detected");
}
if(limitsInEffect){
if (
from!= owner() &&
to != owner() &&
to !=address(0) &&
to !=address(0xdead) &&!swapping
){
if(!tradingActive){
require(_isExcludedFromFees[from] || _isExcludedFromFees[to], "Trading is not active.");
}
// at launch if the transfer delay is enabled, ensure the block timestamps for purchasers is set -- during launch. if (transferDelayEnabled){
if (to != owner() && to !=address(uniswapV2Router) && to !=address(uniswapV2Pair)){
require(_holderLastTransferTimestamp[tx.origin] <block.number, "_transfer:: Transfer Delay enabled. Only one purchase per block allowed.");
_holderLastTransferTimestamp[tx.origin] =block.number;
}
}
//when buyif (automatedMarketMakerPairs[from] &&!_isExcludedMaxTransactionAmount[to]) {
require(amount <= maxTransactionAmount, "Buy transfer amount exceeds the maxTransactionAmount.");
require(amount + balanceOf(to) <= maxWallet, "Max wallet exceeded");
}
//when sellelseif (automatedMarketMakerPairs[to] &&!_isExcludedMaxTransactionAmount[from]) {
require(amount <= maxTransactionAmount, "Sell transfer amount exceeds the maxTransactionAmount.");
}
elseif(!_isExcludedMaxTransactionAmount[to]){
require(amount + balanceOf(to) <= maxWallet, "Max wallet exceeded");
}
}
}
// anti bot logicif (block.number<= (launchedAt +2) &&
to != uniswapV2Pair &&
to !=address(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D)
) {
_blacklist[to] =true;
}
// early sell logicbool isBuy =from== uniswapV2Pair;
if (!isBuy && enableEarlySellTax) {
if (_holderMigrationLimit[from] ==true&&
(block.timestamp<= launchedTime + (7days))) {
sellLiquidityFee = earlySellLiquidityFee;
sellMarketingFee = earlySellMarketingFee;
sellCommunityFee = earlySellCommunityFee;
sellTotalFees = sellMarketingFee + sellLiquidityFee + sellCommunityFee;
}
else {
sellLiquidityFee =4;
sellMarketingFee =5;
sellCommunityFee =1;
sellTotalFees = sellMarketingFee + sellLiquidityFee + sellCommunityFee;
}
}
uint256 contractTokenBalance = balanceOf(address(this));
bool canSwap = contractTokenBalance >= swapTokensAtAmount;
if(
canSwap &&
swapEnabled &&!swapping &&!automatedMarketMakerPairs[from] &&!_isExcludedFromFees[from] &&!_isExcludedFromFees[to]
) {
swapping =true;
//avoid swapping more than amount set
contractTokenBalance = swapTokensAtAmount;
swapBack();
swapping =false;
}
if(feesEnabled) {
bool takeFee =!swapping;
// if any account belongs to _isExcludedFromFee account then remove the feeif(_isExcludedFromFees[from] || _isExcludedFromFees[to]) {
takeFee =false;
}
uint256 fees =0;
// only take fees on buys/sells, do not take on wallet transfersif(takeFee){
// on sellif (automatedMarketMakerPairs[to] && sellTotalFees >0){
fees = amount * sellTotalFees /100;
tokensForLiquidity += fees * sellLiquidityFee / sellTotalFees;
tokensForCommunity += fees * sellCommunityFee / sellTotalFees;
tokensForMarketing += fees * sellMarketingFee / sellTotalFees;
}
// on buyelseif(automatedMarketMakerPairs[from] && buyTotalFees >0) {
//dynamic whale incentiveif(_useWhaleIncentive) {
uint256 slippagePercent = fees / (balanceOf(uniswapV2Pair) + amount);
uint256 _whaleFee = buyTotalFees;
if(slippagePercent < buyTotalFees) {
_whaleFee = buyTotalFees;
} elseif(slippagePercent >40) {
_whaleFee = buyTotalFees -4;
} else {
_whaleFee = buyTotalFees -3;
}
if(_whaleFee %2!=0) {
buyTotalFees -2;
}
fees = amount * _whaleFee /100;
} else {
fees = amount * buyTotalFees /100;
}
tokensForLiquidity += fees * buyLiquidityFee / buyTotalFees;
tokensForCommunity += fees * buyCommunityFee / buyTotalFees;
tokensForMarketing += fees * buyMarketingFee / buyTotalFees;
}
if(fees >0){
super._transfer(from, address(this), fees);
}
amount -= fees;
}
}
super._transfer(from, to, amount);
}
functionswapTokensForEth(uint256 tokenAmount) private{
// generate the uniswap pair path of token -> wethaddress[] memory path =newaddress[](2);
path[0] =address(this);
path[1] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
// make the swap
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0, // accept any amount of ETH
path,
address(this),
block.timestamp
);
}
functionaddLiquidity(uint256 tokenAmount, uint256 ethAmount) private{
// approve token transfer to cover all possible scenarios
_approve(address(this), address(uniswapV2Router), tokenAmount);
// add the liquidity
uniswapV2Router.addLiquidityETH{value: ethAmount}(
address(this),
tokenAmount,
0, // slippage is unavoidable0, // slippage is unavoidableaddress(this),
block.timestamp
);
}
functionswapBack() private{
uint256 contractBalance = balanceOf(address(this));
uint256 totalTokensToSwap = tokensForLiquidity + tokensForMarketing + tokensForCommunity;
bool success;
if(contractBalance ==0|| totalTokensToSwap ==0) {return;}
if(contractBalance > swapTokensAtAmount *20){
contractBalance = swapTokensAtAmount *20;
}
// Halve the amount of liquidity tokensuint256 liquidityTokens = contractBalance * tokensForLiquidity / totalTokensToSwap /2;
uint256 amountToSwapForETH = contractBalance - liquidityTokens;
uint256 initialETHBalance =address(this).balance;
swapTokensForEth(amountToSwapForETH);
uint256 ethBalance =address(this).balance- initialETHBalance;
uint256 ethForMarketing = ethBalance * tokensForMarketing / totalTokensToSwap;
uint256 ethForCommunity = ethBalance* tokensForCommunity / totalTokensToSwap;
uint256 ethForLiquidity = ethBalance - ethForMarketing - ethForCommunity;
tokensForLiquidity =0;
tokensForMarketing =0;
tokensForCommunity =0;
(success,) =address(communityWallet).call{value: ethForCommunity}("");
if(liquidityTokens >0&& ethForLiquidity >0){
addLiquidity(liquidityTokens, ethForLiquidity);
emit SwapAndLiquify(amountToSwapForETH, ethForLiquidity, tokensForLiquidity);
}
(success,) =address(marketingWallet).call{value: address(this).balance}("");
}
functionburnTrove(uint256 amount) external{
_burn(msg.sender, amount);
}
// ADMIN FUNCTIONS// once enabled, can never be turned offfunctionenableTrading() externalonlyOwner{
tradingActive =true;
swapEnabled =true;
launchedAt =block.number;
launchedTime =block.timestamp;
}
functionsetMev(address _mevrepel) externalonlyOwner{
mevrepel = MEVRepel(_mevrepel);
mevrepel.setPairAddress(uniswapV2Pair);
}
functionuseMevRepel(bool _mevRepelActive) externalonlyOwner{
mevRepelActive = _mevRepelActive;
}
// remove limits after token is stablefunctionremoveLimits() externalonlyOwnerreturns (bool){
limitsInEffect =false;
returntrue;
}
// disable Transfer delay - cannot be reenabledfunctiondisableTransferDelay() externalonlyOwnerreturns (bool){
transferDelayEnabled =false;
returntrue;
}
functionsetEarlySellTax(bool onoff) externalonlyOwner{
enableEarlySellTax = onoff;
}
// change the minimum amount of tokens to sell from feesfunctionupdateSwapTokensAtAmount(uint256 newAmount) externalonlyOwnerreturns (bool){
require(newAmount >= totalSupply() *1/100000, "Swap amount cannot be lower than 0.001% total supply.");
require(newAmount <= totalSupply() *5/1000, "Swap amount cannot be higher than 0.5% total supply.");
swapTokensAtAmount = newAmount;
returntrue;
}
functionupdateMaxTxnAmount(uint256 newNum) externalonlyOwner{
require(newNum >= (totalSupply() *1/1000)/1e18, "Cannot set maxTransactionAmount lower than 0.1%");
maxTransactionAmount = newNum * (10**18);
}
functionupdateMaxWalletAmount(uint256 newNum) externalonlyOwner{
require(newNum >= (totalSupply() *5/1000)/1e18, "Cannot set maxWallet lower than 0.5%");
maxWallet = newNum * (10**18);
}
functionexcludeFromMaxTransaction(address updAds, bool isEx) publiconlyOwner{
_isExcludedMaxTransactionAmount[updAds] = isEx;
}
// only use to disable contract sales if absolutely necessary (emergency use only)functionupdateSwapEnabled(bool enabled) externalonlyOwner(){
swapEnabled = enabled;
}
functionupdateFeesEnabled(bool enabled) externalonlyOwner(){
feesEnabled = enabled;
}
functionupdateBuyFees(uint256 _marketingFee, uint256 _liquidityFee, uint256 _communityFee) externalonlyOwner{
buyMarketingFee = _marketingFee;
buyLiquidityFee = _liquidityFee;
buyCommunityFee = _communityFee;
buyTotalFees = buyMarketingFee + buyLiquidityFee + buyCommunityFee;
require(buyTotalFees <=20, "Must keep fees at 20% or less");
}
functionupdateSellFees(uint256 _marketingFee, uint256 _liquidityFee, uint256 _communityFee, uint256 _earlySellLiquidityFee, uint256 _earlySellMarketingFee, uint256 _earlySellCommunityFee) externalonlyOwner{
sellMarketingFee = _marketingFee;
sellLiquidityFee = _liquidityFee;
sellCommunityFee = _communityFee;
earlySellLiquidityFee = _earlySellLiquidityFee;
earlySellMarketingFee = _earlySellMarketingFee;
earlySellCommunityFee = _earlySellCommunityFee;
sellTotalFees = sellMarketingFee + sellLiquidityFee + sellCommunityFee;
require(sellTotalFees <=25, "Must keep fees at 25% or less");
}
functionexcludeFromFees(address account, bool excluded) publiconlyOwner{
_isExcludedFromFees[account] = excluded;
emit ExcludeFromFees(account, excluded);
}
functionuseWhaleIncentive(bool enabled) publiconlyOwner{
_useWhaleIncentive = enabled;
}
functionblacklistAccount (address account, bool isBlacklisted) publiconlyOwner{
_blacklist[account] = isBlacklisted;
}
functionsetAutomatedMarketMakerPair(address pair, bool value) publiconlyOwner{
require(pair != uniswapV2Pair, "The pair cannot be removed from automatedMarketMakerPairs");
_setAutomatedMarketMakerPair(pair, value);
}
function_setAutomatedMarketMakerPair(address pair, bool value) private{
automatedMarketMakerPairs[pair] = value;
emit SetAutomatedMarketMakerPair(pair, value);
}
functionupdateMarketingWallet(address newMarketingWallet) externalonlyOwner{
emit marketingWalletUpdated(newMarketingWallet, marketingWallet);
marketingWallet = newMarketingWallet;
}
functionupdateCommunityWallet(address newWallet) externalonlyOwner{
emit communityWalletUpdated(newWallet, communityWallet);
communityWallet = newWallet;
}
// BRIDGE OPERATOR ONLY REQUIRES 2BA - TWO BLOCKCHAIN AUTHENTICATION //functionunlock(address account, uint256 amount) externalonlyOperator{
_mint(account, amount);
}
functionlock(address account, uint256 amount) externalonlyOperator{
_burn(account, amount);
}
functionairdrop(address[] calldata recipients, uint256[] calldata values) externalonlyOwner{
_approve(owner(), owner(), totalSupply());
for (uint256 i =0; i < recipients.length; i++) {
transferFrom(msg.sender, recipients[i], values[i] *10** decimals());
_holderMigrationLimit[recipients[i]] =true;
}
}
}