/*
* This file is part of the contracts written for artèQ Investment Fund (https://github.com/arteq-io/contracts).
* Copyright (c) 2022 artèQ (https://arteq.io)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GNU General Public License v3.0
pragma solidity 0.8.1;
import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
import "@openzeppelin/contracts/token/ERC721/IERC721.sol";
import "../../arteq-tech/contracts/abstract/task-managed/AccountLocker.sol";
import "../../arteq-tech/contracts/abstract/task-managed/BatchTransferEnabled.sol";
import "../../arteq-tech/contracts/abstract/task-managed/TaskManagedERC20VaultEnabled.sol";
import "../../arteq-tech/contracts/abstract/task-managed/TaskManagedERC721VaultEnabled.sol";
import "../../arteq-tech/contracts/abstract/task-managed/TaskManagedERC1155VaultEnabled.sol";
/// @author Kam Amini <kam@arteq.io> <kam.cpp@gmail.com>
///
/// @notice Use at your own risk
contract ARTEQ is
ERC20,
AccountLocker,
BatchTransferEnabled,
TaskManagedERC20VaultEnabled,
TaskManagedERC721VaultEnabled,
TaskManagedERC1155VaultEnabled
{
constructor(address taskManager)
ERC20("arteQ NFT Investment Fund", "ARTEQ")
{
require(taskManager != address(0), "ARTEQ: zero address set for task manager");
_setTaskManager(taskManager);
_mint(_getTaskManager(), 10 * 10 ** 9); // 10 billion tokens
}
function decimals() public view virtual override returns (uint8) {
return 0;
}
function _beforeTokenTransfer(
address from,
address /*to*/,
uint256 /*amount*/
) internal virtual override {
require(!_isLocked(from), "ARTEQ: account cannot transfer tokens");
}
function _batchTransferSingle(
address source,
address to,
uint256 amount
) internal virtual override {
_transfer(source, to, amount);
}
receive() external payable {
revert("ARTEQ: cannot accept ether");
}
fallback() external payable {
revert("ARTEQ: cannot accept ether");
}
}
/*
* This file is part of the artèQ Technologies contracts (https://github.com/arteq-tech/contracts).
* Copyright (c) 2022 artèQ Technologies (https://arteq.tech)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GNU General Public License v3.0
pragma solidity 0.8.1;
import "./TaskExecutor.sol";
/// @author Kam Amini <kam@arteq.io>
///
/// @notice Use at your own risk
abstract contract AccountLocker is TaskExecutor {
mapping (address => uint256) private _lockedAccounts;
event LockTsChanged(address account, uint256 lockTimestamp);
function updateLockTs(
uint256 taskId,
address[] memory accounts,
uint256[] memory lockTss
) external
tryExecuteTaskAfterwards(taskId)
{
require(accounts.length == lockTss.length, "AccountLocker: inputs have incorrect lengths");
require(accounts.length > 0, "AccountLocker: empty inputs");
for (uint256 i = 0; i < accounts.length; i++) {
_updateLockTs(accounts[i], lockTss[i]);
}
}
function _getLockTs(address account) internal view returns (uint256) {
return _lockedAccounts[account];
}
function _updateLockTs(address account, uint256 lockTs) internal {
uint256 oldLockTs = _lockedAccounts[account];
_lockedAccounts[account] = lockTs;
if (oldLockTs != lockTs) {
emit LockTsChanged(account, lockTs);
}
}
function _isLocked(address account) internal view returns (bool) {
uint256 lockTs = _getLockTs(account);
return lockTs > 0 && block.timestamp <= lockTs;
}
}
/*
* This file is part of the artèQ Technologies contracts (https://github.com/arteq-tech/contracts).
* Copyright (c) 2022 artèQ Technologies (https://arteq.tech)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GNU General Public License v3.0
pragma solidity 0.8.1;
import "./AccountLocker.sol";
/// @author Kam Amini <kam@arteq.io>
///
/// @notice Use at your own risk
abstract contract BatchTransferEnabled is AccountLocker {
function doBatchTransferWithLock(
uint256 taskId,
address[] memory tos,
uint256[] memory amounts,
uint256[] memory lockTss
) external
tryExecuteTaskAfterwards(taskId)
{
_doBatchTransferWithLock(tos, amounts, lockTss);
}
function _batchTransferSingle(address source, address to, uint256 amount) internal virtual;
function _doBatchTransferWithLock(
address[] memory tos,
uint256[] memory amounts,
uint256[] memory lockTss
) private {
require(_getTaskManager() != address(0), "BatchTransferEnabled: batch transfer source is not set");
require(tos.length == amounts.length, "BatchTransferEnabled: inputs have incorrect lengths");
require(tos.length == lockTss.length, "BatchTransferEnabled: inputs have incorrect lengths");
require(tos.length > 0, "BatchTransferEnabled: empty inputs");
for (uint256 i = 0; i < tos.length; i++) {
require(tos[i] != address(0), "BatchTransferEnabled: target with zero address");
require(tos[i] != _getTaskManager(), "BatchTransferEnabled: invalid target");
if (amounts[i] > 0) {
_batchTransferSingle(_getTaskManager(), tos[i], amounts[i]);
}
if (lockTss[i] > 0) {
_updateLockTs(tos[i], lockTss[i]);
}
}
}
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (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;
}
}
/*
* This file is part of the artèQ Technologies contracts (https://github.com/arteq-tech/contracts).
* Copyright (c) 2022 artèQ Technologies (https://arteq.tech)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GNU General Public License v3.0
pragma solidity 0.8.1;
import "@openzeppelin/contracts/interfaces/IERC1155.sol";
import "@openzeppelin/contracts/token/ERC1155/IERC1155Receiver.sol";
/// @author Kam Amini <kam@arteq.io>
///
/// @notice Use at your own risk
abstract contract ERC1155Vault is IERC1155Receiver {
event ERC1155Transferred(address tokenContract, address to, uint256 tokenId, uint256 amount);
event ERC1155ApprovedForAll(address tokenContract, address operator, bool approved);
function supportsInterface(bytes4 interfaceId) external view virtual override returns (bool) {
return interfaceId == type(IERC1155Receiver).interfaceId;
}
function onERC1155Received(
address /* operator */,
address /* from */,
uint256 /* id */,
uint256 /* value */,
bytes calldata /* data */
) external pure override returns (bytes4) {
return bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"));
}
function onERC1155BatchReceived(
address /* operator */,
address /* from */,
uint256[] calldata /* ids */,
uint256[] calldata /* values */,
bytes calldata /* data */
) external pure override returns (bytes4) {
return bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"));
}
function _ERC1155Transfer(
address tokenContract,
address to,
uint256 tokenId,
uint256 amount
) internal {
require(tokenContract != address(0), "ERC1155Vault: zero token address");
require(to != address(0), "ERC1155Vault: cannot transfer to zero");
IERC1155(tokenContract).safeTransferFrom(address(this), to, tokenId, amount, "");
emit ERC1155Transferred(tokenContract, to, tokenId, amount);
}
function _ERC1155SetApprovalForAll(
address tokenContract,
address operator,
bool approved
) internal {
require(tokenContract != address(0), "ERC1155Vault: zero token address");
require(operator != address(0), "ERC1155Vault: zero address for operator");
IERC1155(tokenContract).setApprovalForAll(operator, approved);
emit ERC1155ApprovedForAll(tokenContract, operator, approved);
}
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC20/ERC20.sol)
pragma solidity ^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}.
*/
contract ERC20 is Context, IERC20, IERC20Metadata {
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _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(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
/**
* @dev Returns the name of the token.
*/
function name() public view virtual override returns (string memory) {
return _name;
}
/**
* @dev Returns the symbol of the token, usually a shorter version of the
* name.
*/
function symbol() public view virtual override returns (string memory) {
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}.
*/
function decimals() public view virtual override returns (uint8) {
return 18;
}
/**
* @dev See {IERC20-totalSupply}.
*/
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
/**
* @dev See {IERC20-balanceOf}.
*/
function balanceOf(address account) public view virtual override returns (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`.
*/
function transfer(address to, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_transfer(owner, to, amount);
return true;
}
/**
* @dev See {IERC20-allowance}.
*/
function allowance(address owner, address spender) public view virtual override returns (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.
*/
function approve(address spender, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_approve(owner, spender, amount);
return true;
}
/**
* @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`.
*/
function transferFrom(
address from,
address to,
uint256 amount
) public virtual override returns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, amount);
_transfer(from, to, amount);
return true;
}
/**
* @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.
*/
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
address owner = _msgSender();
_approve(owner, spender, _allowances[owner][spender] + addedValue);
return true;
}
/**
* @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`.
*/
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
address owner = _msgSender();
uint256 currentAllowance = _allowances[owner][spender];
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(owner, spender, currentAllowance - subtractedValue);
}
return true;
}
/**
* @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(
address from,
address to,
uint256 amount
) internal virtual {
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) internal virtual {
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) internal virtual {
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
) internal virtual {
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 Spend `amount` form the allowance of `owner` toward `spender`.
*
* 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
) internal virtual {
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(
address from,
address to,
uint256 amount
) internal virtual {}
/**
* @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(
address from,
address to,
uint256 amount
) internal virtual {}
}
/*
* This file is part of the artèQ Technologies contracts (https://github.com/arteq-tech/contracts).
* Copyright (c) 2022 artèQ Technologies (https://arteq.tech)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GNU General Public License v3.0
pragma solidity 0.8.1;
import "@openzeppelin/contracts/interfaces/IERC20.sol";
/// @author Kam Amini <kam@arteq.io>
///
/// @notice Use at your own risk
abstract contract ERC20Vault {
event ERC20Transferred(address tokenContract, address to, uint256 amount);
event ERC20Approved(address tokenContract, address spender, uint256 amount);
function _ERC20Transfer(
address tokenContract,
address to,
uint256 amount
) internal {
require(tokenContract != address(0), "ERC20Vault: zero token address");
require(to != address(0), "ERC20Vault: cannot transfer to zero");
require(amount > 0, "ERC20Vault: amount is zero");
require(amount <= IERC20(tokenContract).balanceOf(address(this)),
"ERC20Vault: transfer more than balance");
IERC20(tokenContract).transfer(to, amount);
emit ERC20Transferred(tokenContract, to, amount);
}
function _ERC20Approve(
address tokenContract,
address spender,
uint256 amount
) internal {
require(tokenContract != address(0), "ERC20Vault: zero token address");
require(spender != address(0), "ERC20Vault: zero address for spender");
IERC20(tokenContract).approve(spender, amount);
emit ERC20Approved(tokenContract, spender, amount);
}
}
/*
* This file is part of the artèQ Technologies contracts (https://github.com/arteq-tech/contracts).
* Copyright (c) 2022 artèQ Technologies (https://arteq.tech)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GNU General Public License v3.0
pragma solidity 0.8.1;
import "@openzeppelin/contracts/interfaces/IERC721.sol";
import "@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol";
/// @author Kam Amini <kam@arteq.io>
///
/// @notice Use at your own risk
abstract contract ERC721Vault is IERC721Receiver {
event ERC721Transferred(address tokenContract, address to, uint256 tokenId);
event ERC721Approved(address tokenContract, address to, uint256 tokenId);
event ERC721ApprovedForAll(address tokenContract, address operator, bool approved);
function onERC721Received(
address /* operator */,
address /* from */,
uint256 /* tokenId */,
bytes calldata /* data */
) external pure override returns (bytes4) {
return bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"));
}
function _ERC721Transfer(
address tokenContract,
address to,
uint256 tokenId
) internal {
require(tokenContract != address(0), "ERC721Vault: zero token address");
require(to != address(0), "ERC721Vault: cannot transfer to zero");
IERC721(tokenContract).safeTransferFrom(address(this), to, tokenId, "");
emit ERC721Transferred(tokenContract, to, tokenId);
}
// operator can be the zero address.
function _ERC721Approve(
address tokenContract,
address operator,
uint256 tokenId
) internal {
require(tokenContract != address(0), "ERC721Vault: zero token address");
IERC721(tokenContract).approve(operator, tokenId);
emit ERC721Approved(tokenContract, operator, tokenId);
}
function _ERC721SetApprovalForAll(
address tokenContract,
address operator,
bool approved
) internal {
require(tokenContract != address(0), "ERC721Vault: zero token address");
require(operator != address(0), "ERC721Vault: zero address for operator");
IERC721(tokenContract).setApprovalForAll(operator, approved);
emit ERC721ApprovedForAll(tokenContract, operator, approved);
}
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC1155/IERC1155.sol)
pragma solidity ^0.8.0;
import "../../utils/introspection/IERC165.sol";
/**
* @dev Required interface of an ERC1155 compliant contract, as defined in the
* https://eips.ethereum.org/EIPS/eip-1155[EIP].
*
* _Available since v3.1._
*/
interface IERC1155 is IERC165 {
/**
* @dev Emitted when `value` tokens of token type `id` are transferred from `from` to `to` by `operator`.
*/
event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value);
/**
* @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all
* transfers.
*/
event TransferBatch(
address indexed operator,
address indexed from,
address indexed to,
uint256[] ids,
uint256[] values
);
/**
* @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to
* `approved`.
*/
event ApprovalForAll(address indexed account, address indexed operator, bool approved);
/**
* @dev Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI.
*
* If an {URI} event was emitted for `id`, the standard
* https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value
* returned by {IERC1155MetadataURI-uri}.
*/
event URI(string value, uint256 indexed id);
/**
* @dev Returns the amount of tokens of token type `id` owned by `account`.
*
* Requirements:
*
* - `account` cannot be the zero address.
*/
function balanceOf(address account, uint256 id) external view returns (uint256);
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}.
*
* Requirements:
*
* - `accounts` and `ids` must have the same length.
*/
function balanceOfBatch(address[] calldata accounts, uint256[] calldata ids)
external
view
returns (uint256[] memory);
/**
* @dev Grants or revokes permission to `operator` to transfer the caller's tokens, according to `approved`,
*
* Emits an {ApprovalForAll} event.
*
* Requirements:
*
* - `operator` cannot be the caller.
*/
function setApprovalForAll(address operator, bool approved) external;
/**
* @dev Returns true if `operator` is approved to transfer ``account``'s tokens.
*
* See {setApprovalForAll}.
*/
function isApprovedForAll(address account, address operator) external view returns (bool);
/**
* @dev Transfers `amount` tokens of token type `id` from `from` to `to`.
*
* Emits a {TransferSingle} event.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - If the caller is not `from`, it must be have been approved to spend ``from``'s tokens via {setApprovalForAll}.
* - `from` must have a balance of tokens of type `id` of at least `amount`.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
* acceptance magic value.
*/
function safeTransferFrom(
address from,
address to,
uint256 id,
uint256 amount,
bytes calldata data
) external;
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}.
*
* Emits a {TransferBatch} event.
*
* Requirements:
*
* - `ids` and `amounts` must have the same length.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
* acceptance magic value.
*/
function safeBatchTransferFrom(
address from,
address to,
uint256[] calldata ids,
uint256[] calldata amounts,
bytes calldata data
) external;
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC1155/IERC1155Receiver.sol)
pragma solidity ^0.8.0;
import "../../utils/introspection/IERC165.sol";
/**
* @dev _Available since v3.1._
*/
interface IERC1155Receiver is IERC165 {
/**
* @dev Handles the receipt of a single ERC1155 token type. This function is
* called at the end of a `safeTransferFrom` after the balance has been updated.
*
* NOTE: To accept the transfer, this must return
* `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))`
* (i.e. 0xf23a6e61, or its own function selector).
*
* @param operator The address which initiated the transfer (i.e. msg.sender)
* @param from The address which previously owned the token
* @param id The ID of the token being transferred
* @param value The amount of tokens being transferred
* @param data Additional data with no specified format
* @return `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` if transfer is allowed
*/
function onERC1155Received(
address operator,
address from,
uint256 id,
uint256 value,
bytes calldata data
) external returns (bytes4);
/**
* @dev Handles the receipt of a multiple ERC1155 token types. This function
* is called at the end of a `safeBatchTransferFrom` after the balances have
* been updated.
*
* NOTE: To accept the transfer(s), this must return
* `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))`
* (i.e. 0xbc197c81, or its own function selector).
*
* @param operator The address which initiated the batch transfer (i.e. msg.sender)
* @param from The address which previously owned the token
* @param ids An array containing ids of each token being transferred (order and length must match values array)
* @param values An array containing amounts of each token being transferred (order and length must match ids array)
* @param data Additional data with no specified format
* @return `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` if transfer is allowed
*/
function onERC1155BatchReceived(
address operator,
address from,
uint256[] calldata ids,
uint256[] calldata values,
bytes calldata data
) external returns (bytes4);
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (interfaces/IERC165.sol)
pragma solidity ^0.8.0;
import "../utils/introspection/IERC165.sol";
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC20/IERC20.sol)
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (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.
*/
function transfer(address to, uint256 amount) external returns (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.
*/
function allowance(address owner, address spender) external view returns (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.
*/
function approve(address spender, uint256 amount) external returns (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.
*/
function transferFrom(
address from,
address to,
uint256 amount
) external returns (bool);
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed 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.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)
pragma solidity ^0.8.0;
import "../IERC20.sol";
/**
* @dev Interface for the optional metadata functions from the ERC20 standard.
*
* _Available since v4.1._
*/
interface IERC20Metadata is IERC20 {
/**
* @dev Returns the name of the token.
*/
function name() external view returns (string memory);
/**
* @dev Returns the symbol of the token.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the decimals places of the token.
*/
function decimals() external view returns (uint8);
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721.sol)
pragma solidity ^0.8.0;
import "../../utils/introspection/IERC165.sol";
/**
* @dev Required interface of an ERC721 compliant contract.
*/
interface IERC721 is IERC165 {
/**
* @dev Emitted when `tokenId` token is transferred from `from` to `to`.
*/
event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);
/**
* @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.
*/
event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);
/**
* @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.
*/
event ApprovalForAll(address indexed owner, address indexed operator, bool approved);
/**
* @dev Returns the number of tokens in ``owner``'s account.
*/
function balanceOf(address owner) external view returns (uint256 balance);
/**
* @dev Returns the owner of the `tokenId` token.
*
* Requirements:
*
* - `tokenId` must exist.
*/
function ownerOf(uint256 tokenId) external view returns (address owner);
/**
* @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
* are aware of the ERC721 protocol to prevent tokens from being forever locked.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `to` cannot be the zero address.
* - `tokenId` token must exist and be owned by `from`.
* - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.
* - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
*
* Emits a {Transfer} event.
*/
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) external;
/**
* @dev Transfers `tokenId` token from `from` to `to`.
*
* WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `to` cannot be the zero address.
* - `tokenId` token must be owned by `from`.
* - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
*
* Emits a {Transfer} event.
*/
function transferFrom(
address from,
address to,
uint256 tokenId
) external;
/**
* @dev Gives permission to `to` to transfer `tokenId` token to another account.
* The approval is cleared when the token is transferred.
*
* Only a single account can be approved at a time, so approving the zero address clears previous approvals.
*
* Requirements:
*
* - The caller must own the token or be an approved operator.
* - `tokenId` must exist.
*
* Emits an {Approval} event.
*/
function approve(address to, uint256 tokenId) external;
/**
* @dev Returns the account approved for `tokenId` token.
*
* Requirements:
*
* - `tokenId` must exist.
*/
function getApproved(uint256 tokenId) external view returns (address operator);
/**
* @dev Approve or remove `operator` as an operator for the caller.
* Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.
*
* Requirements:
*
* - The `operator` cannot be the caller.
*
* Emits an {ApprovalForAll} event.
*/
function setApprovalForAll(address operator, bool _approved) external;
/**
* @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
*
* See {setApprovalForAll}
*/
function isApprovedForAll(address owner, address operator) external view returns (bool);
/**
* @dev Safely transfers `tokenId` token from `from` to `to`.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `to` cannot be the zero address.
* - `tokenId` token must exist and be owned by `from`.
* - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
* - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
*
* Emits a {Transfer} event.
*/
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes calldata data
) external;
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721Receiver.sol)
pragma solidity ^0.8.0;
/**
* @title ERC721 token receiver interface
* @dev Interface for any contract that wants to support safeTransfers
* from ERC721 asset contracts.
*/
interface IERC721Receiver {
/**
* @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom}
* by `operator` from `from`, this function is called.
*
* It must return its Solidity selector to confirm the token transfer.
* If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted.
*
* The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`.
*/
function onERC721Received(
address operator,
address from,
uint256 tokenId,
bytes calldata data
) external returns (bytes4);
}
/*
* This file is part of the artèQ Technologies contracts (https://github.com/arteq-tech/contracts).
* Copyright (c) 2022 artèQ Technologies (https://arteq.tech)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GNU General Public License v3.0
pragma solidity 0.8.1;
/// @author Kam Amini <kam@arteq.io>
///
/// @notice Use at your own risk
interface ITaskExecutor {
event TaskExecuted(address finalizer, address executor, uint256 taskId);
function executeTask(address executor, uint256 taskId) external;
function executeAdminTask(address executor, uint256 taskId) external;
}
/*
* This file is part of the artèQ Technologies contracts (https://github.com/arteq-tech/contracts).
* Copyright (c) 2022 artèQ Technologies (https://arteq.tech)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GNU General Public License v3.0
pragma solidity 0.8.1;
import "@openzeppelin/contracts/interfaces/IERC165.sol";
import "../../interfaces/ITaskExecutor.sol";
/// @author Kam Amini <kam@arteq.io>
///
/// @notice Use at your own risk
abstract contract TaskExecutor {
address private _taskManager;
event TaskManagerChanged(address newTaskManager);
modifier tryExecuteTaskAfterwards(uint256 taskId) {
require(_taskManager != address(0), "TaskExecutor: task manager is not set");
_;
ITaskExecutor(_taskManager).executeTask(msg.sender, taskId);
}
function getTaskManager() external view returns (address) {
return _getTaskManager();
}
function setTaskManager(
uint256 adminTaskId,
address newTaskManager
) external {
address oldTaskManager = _taskManager;
_setTaskManager(newTaskManager);
if (oldTaskManager != address(0)) {
ITaskExecutor(oldTaskManager).executeAdminTask(msg.sender, adminTaskId);
}
}
function _getTaskManager() internal view returns (address) {
return _taskManager;
}
function _setTaskManager(address newTaskManager) internal {
require(newTaskManager != address(0), "TaskExecutor: zero address cannot be set");
require(IERC165(newTaskManager).supportsInterface(type(ITaskExecutor).interfaceId),
"TaskExecutor: invalid contract");
_taskManager = newTaskManager;
emit TaskManagerChanged(_taskManager);
}
}
/*
* This file is part of the artèQ Technologies contracts (https://github.com/arteq-tech/contracts).
* Copyright (c) 2022 artèQ Technologies (https://arteq.tech)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GNU General Public License v3.0
pragma solidity 0.8.1;
import "../ERC1155Vault.sol";
import "./TaskExecutor.sol";
/// @author Kam Amini <kam@arteq.io>
///
/// @notice Use at your own risk
abstract contract TaskManagedERC1155VaultEnabled is TaskExecutor, ERC1155Vault {
function ERC1155Transfer(
uint256 taskId,
address tokenContract,
address to,
uint256 tokenId,
uint256 amount
) external
tryExecuteTaskAfterwards(taskId)
{
_ERC1155Transfer(tokenContract, to, tokenId, amount);
}
function ERC1155SetApprovalForAll(
uint256 taskId,
address tokenContract,
address operator,
bool approved
) external
tryExecuteTaskAfterwards(taskId)
{
_ERC1155SetApprovalForAll(tokenContract, operator, approved);
}
}
/*
* This file is part of the artèQ Technologies contracts (https://github.com/arteq-tech/contracts).
* Copyright (c) 2022 artèQ Technologies (https://arteq.tech)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GNU General Public License v3.0
pragma solidity 0.8.1;
import "../ERC20Vault.sol";
import "./TaskExecutor.sol";
/// @author Kam Amini <kam@arteq.io>
///
/// @notice Use at your own risk
abstract contract TaskManagedERC20VaultEnabled is TaskExecutor, ERC20Vault {
function ERC20Transfer(
uint256 taskId,
address tokenContract,
address to,
uint256 amount
) external
tryExecuteTaskAfterwards(taskId)
{
_ERC20Transfer(tokenContract, to, amount);
}
function ERC20Approve(
uint256 taskId,
address tokenContract,
address spender,
uint256 amount
) external
tryExecuteTaskAfterwards(taskId)
{
_ERC20Approve(tokenContract, spender, amount);
}
}
/*
* This file is part of the artèQ Technologies contracts (https://github.com/arteq-tech/contracts).
* Copyright (c) 2022 artèQ Technologies (https://arteq.tech)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GNU General Public License v3.0
pragma solidity 0.8.1;
import "../ERC721Vault.sol";
import "./TaskExecutor.sol";
/// @author Kam Amini <kam@arteq.io>
///
/// @notice Use at your own risk
abstract contract TaskManagedERC721VaultEnabled is TaskExecutor, ERC721Vault {
function ERC721Transfer(
uint256 taskId,
address tokenContract,
address to,
uint256 tokenId
) external
tryExecuteTaskAfterwards(taskId)
{
_ERC721Transfer(tokenContract, to, tokenId);
}
function ERC721Approve(
uint256 taskId,
address tokenContract,
address operator,
uint256 tokenId
) external
tryExecuteTaskAfterwards(taskId)
{
_ERC721Approve(tokenContract, operator, tokenId);
}
function ERC721SetApprovalForAll(
uint256 taskId,
address tokenContract,
address operator,
bool approved
) external
tryExecuteTaskAfterwards(taskId)
{
_ERC721SetApprovalForAll(tokenContract, operator, approved);
}
}
{
"compilationTarget": {
"contracts/token/v2/ARTEQ.sol": "ARTEQ"
},
"evmVersion": "istanbul",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 2000
},
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}
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