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合同元数据
编译器
0.8.19+commit.7dd6d404
语言
Solidity
// ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠿⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
// ⣿⣿⣿⣿⣿⣿⣿⠿⢛⣉⠀⠀⣤⣴⣶⡄⠀⠀⠀⠉⠙⠻⢿⣿⣿⣿⣿⣿⣿⣿
// ⣿⣿⣿⣿⡿⠋⠠⣾⣿⣿⣶⢶⣿⣿⣿⣷⣄⡀⠀⣀⣿⣷⣤⡈⠻⣿⣿⣿⣿⣿
// ⣿⣿⣿⠟⠀⠀⠀⠈⢿⡟⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⣿⣦⡈⢿⣿⣿⣿
// ⣿⣿⠏⢀⠀⠀⠀⠀⣾⣿⣤⣠⣼⣿⠿⠿⠿⢿⣿⣿⣿⡇⠀⠀⣻⣿⡄⢻⣿⣿
// ⣿⡿⠀⣿⣦⣤⣤⣾⣿⣿⣿⣿⠟⠁⠀⠀⠀⠀⠙⣿⣿⣿⣶⣶⣿⣿⣷⠀⢿⣿
// ⣿⡇⢸⠿⢿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⣿⣿⡟⠋⠉⠉⠻⣿⡆⢸⣿
// ⣿⣧⠀⠀⠀⣿⣿⡿⠋⠉⠛⣿⣧⡀⠀⠀⠀⠀⣠⣿⣿⠀⠀⠀⠀⠀⠋⢀⣾⣿
// ⣿⣿⣷⣄⡈⠛⠻⠇⠀⠀⢠⣿⣿⣿⣷⣶⣶⣿⣿⡿⠿⠷⠀⠀⣀⣤⣶⣿⣿⣿
// ⣿⣿⣿⣿⣿⣿⣶⣶⣶⣶⣤⣤⣤⣤⣤⣤⣤⣤⣴⢶⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿
// ⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
// ⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⣿⣿⣿⣿
// ⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿
// ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿
// ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⣦⣤⣤⣤⣴⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
// shout outs:
// to dom, timshel, loot community and goblenz for the inspiration
// to msc18, 124, SHZ, og mushroomers and cool guys from thai and nigeria
// to mushrooms つ◕_◕つ 🍄
// =========================
// for the web3 frens with love
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
* @dev String operations.
*/
library Strings {
bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";
/**
* @dev Converts a `uint256` to its ASCII `string` decimal representation.
*/
function toString(uint256 value) internal pure returns (string memory) {
// Inspired by OraclizeAPI's implementation - MIT licence
// https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol
if (value == 0) {
return "0";
}
uint256 temp = value;
uint256 digits;
while (temp != 0) {
digits++;
temp /= 10;
}
bytes memory buffer = new bytes(digits);
while (value != 0) {
digits -= 1;
buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));
value /= 10;
}
return string(buffer);
}
/**
* @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
*/
function toHexString(uint256 value) internal pure returns (string memory) {
if (value == 0) {
return "0x00";
}
uint256 temp = value;
uint256 length = 0;
while (temp != 0) {
length++;
temp >>= 8;
}
return toHexString(value, length);
}
/**
* @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length.
*/
function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
bytes memory buffer = new bytes(2 * length + 2);
buffer[0] = "0";
buffer[1] = "x";
for (uint256 i = 2 * length + 1; i > 1; --i) {
buffer[i] = _HEX_SYMBOLS[value & 0xf];
value >>= 4;
}
require(value == 0, "Strings: hex length insufficient");
return string(buffer);
}
}
// File: ECDSA.sol
// OpenZeppelin Contracts v4.4.1 (utils/cryptography/ECDSA.sol)
pragma solidity ^0.8.0;
/**
* @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations.
*
* These functions can be used to verify that a message was signed by the holder
* of the private keys of a given address.
*/
library ECDSA {
enum RecoverError {
NoError,
InvalidSignature,
InvalidSignatureLength,
InvalidSignatureS,
InvalidSignatureV
}
function _throwError(RecoverError error) private pure {
if (error == RecoverError.NoError) {
return; // no error: do nothing
} else if (error == RecoverError.InvalidSignature) {
revert("ECDSA: invalid signature");
} else if (error == RecoverError.InvalidSignatureLength) {
revert("ECDSA: invalid signature length");
} else if (error == RecoverError.InvalidSignatureS) {
revert("ECDSA: invalid signature 's' value");
} else if (error == RecoverError.InvalidSignatureV) {
revert("ECDSA: invalid signature 'v' value");
}
}
/**
* @dev Returns the address that signed a hashed message (`hash`) with
* `signature` or error string. This address can then be used for verification purposes.
*
* The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
* this function rejects them by requiring the `s` value to be in the lower
* half order, and the `v` value to be either 27 or 28.
*
* IMPORTANT: `hash` _must_ be the result of a hash operation for the
* verification to be secure: it is possible to craft signatures that
* recover to arbitrary addresses for non-hashed data. A safe way to ensure
* this is by receiving a hash of the original message (which may otherwise
* be too long), and then calling {toEthSignedMessageHash} on it.
*
* Documentation for signature generation:
* - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js]
* - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers]
*
* _Available since v4.3._
*/
function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) {
// Check the signature length
// - case 65: r,s,v signature (standard)
// - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._
if (signature.length == 65) {
bytes32 r;
bytes32 s;
uint8 v;
// ecrecover takes the signature parameters, and the only way to get them
// currently is to use assembly.
assembly {
r := mload(add(signature, 0x20))
s := mload(add(signature, 0x40))
v := byte(0, mload(add(signature, 0x60)))
}
return tryRecover(hash, v, r, s);
} else if (signature.length == 64) {
bytes32 r;
bytes32 vs;
// ecrecover takes the signature parameters, and the only way to get them
// currently is to use assembly.
assembly {
r := mload(add(signature, 0x20))
vs := mload(add(signature, 0x40))
}
return tryRecover(hash, r, vs);
} else {
return (address(0), RecoverError.InvalidSignatureLength);
}
}
/**
* @dev Returns the address that signed a hashed message (`hash`) with
* `signature`. This address can then be used for verification purposes.
*
* The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
* this function rejects them by requiring the `s` value to be in the lower
* half order, and the `v` value to be either 27 or 28.
*
* IMPORTANT: `hash` _must_ be the result of a hash operation for the
* verification to be secure: it is possible to craft signatures that
* recover to arbitrary addresses for non-hashed data. A safe way to ensure
* this is by receiving a hash of the original message (which may otherwise
* be too long), and then calling {toEthSignedMessageHash} on it.
*/
function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {
(address recovered, RecoverError error) = tryRecover(hash, signature);
_throwError(error);
return recovered;
}
/**
* @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately.
*
* See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures]
*
* _Available since v4.3._
*/
function tryRecover(
bytes32 hash,
bytes32 r,
bytes32 vs
) internal pure returns (address, RecoverError) {
bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff);
uint8 v = uint8((uint256(vs) >> 255) + 27);
return tryRecover(hash, v, r, s);
}
/**
* @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately.
*
* _Available since v4.2._
*/
function recover(
bytes32 hash,
bytes32 r,
bytes32 vs
) internal pure returns (address) {
(address recovered, RecoverError error) = tryRecover(hash, r, vs);
_throwError(error);
return recovered;
}
/**
* @dev Overload of {ECDSA-tryRecover} that receives the `v`,
* `r` and `s` signature fields separately.
*
* _Available since v4.3._
*/
function tryRecover(
bytes32 hash,
uint8 v,
bytes32 r,
bytes32 s
) internal pure returns (address, RecoverError) {
// EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature
// unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines
// the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most
// signatures from current libraries generate a unique signature with an s-value in the lower half order.
//
// If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value
// with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or
// vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept
// these malleable signatures as well.
if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) {
return (address(0), RecoverError.InvalidSignatureS);
}
if (v != 27 && v != 28) {
return (address(0), RecoverError.InvalidSignatureV);
}
// If the signature is valid (and not malleable), return the signer address
address signer = ecrecover(hash, v, r, s);
if (signer == address(0)) {
return (address(0), RecoverError.InvalidSignature);
}
return (signer, RecoverError.NoError);
}
/**
* @dev Overload of {ECDSA-recover} that receives the `v`,
* `r` and `s` signature fields separately.
*/
function recover(
bytes32 hash,
uint8 v,
bytes32 r,
bytes32 s
) internal pure returns (address) {
(address recovered, RecoverError error) = tryRecover(hash, v, r, s);
_throwError(error);
return recovered;
}
/**
* @dev Returns an Ethereum Signed Message, created from a `hash`. This
* produces hash corresponding to the one signed with the
* https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]
* JSON-RPC method as part of EIP-191.
*
* See {recover}.
*/
function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) {
// 32 is the length in bytes of hash,
// enforced by the type signature above
return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
}
/**
* @dev Returns an Ethereum Signed Message, created from `s`. This
* produces hash corresponding to the one signed with the
* https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]
* JSON-RPC method as part of EIP-191.
*
* See {recover}.
*/
function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) {
return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s));
}
/**
* @dev Returns an Ethereum Signed Typed Data, created from a
* `domainSeparator` and a `structHash`. This produces hash corresponding
* to the one signed with the
* https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`]
* JSON-RPC method as part of EIP-712.
*
* See {recover}.
*/
function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) {
return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash));
}
}
// File: 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;
}
}
// File: Ownable.sol
pragma solidity ^0.8.0;
/**
* @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.
*/
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @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);
}
function _setOwner(address newOwner) private {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
// File: Address.sol
pragma solidity ^0.8.0;
/**
* @dev Collection of functions related to the address type
*/
library Address {
/**
* @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
* ====
*/
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`: 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].
*/
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");
}
/**
* @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._
*/
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");
(bool success, bytes memory 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._
*/
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);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
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);
}
function _verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) private 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
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
// File: Payment.sol
// OpenZeppelin Contracts v4.4.1 (finance/PaymentSplitter.sol)
pragma solidity ^0.8.0;
/**
* @title PaymentSplitter
* @dev This contract allows to split Ether payments among a group of accounts. The sender does not need to be aware
* that the Ether will be split in this way, since it is handled transparently by the contract.
*
* The split can be in equal parts or in any other arbitrary proportion. The way this is specified is by assigning each
* account to a number of shares. Of all the Ether that this contract receives, each account will then be able to claim
* an amount proportional to the percentage of total shares they were assigned.
*
* `PaymentSplitter` follows a _pull payment_ model. This means that payments are not automatically forwarded to the
* accounts but kept in this contract, and the actual transfer is triggered as a separate step by calling the {release}
* function.
*
* NOTE: This contract assumes that ERC20 tokens will behave similarly to native tokens (Ether). Rebasing tokens, and
* tokens that apply fees during transfers, are likely to not be supported as expected. If in doubt, we encourage you
* to run tests before sending real value to this contract.
*/
contract Payment is Context {
event PayeeAdded(address account, uint256 shares);
event PaymentReleased(address to, uint256 amount);
event PaymentReceived(address from, uint256 amount);
uint256 private _totalShares;
uint256 private _totalReleased;
mapping(address => uint256) private _shares;
mapping(address => uint256) private _released;
address[] private _payees;
/**
* @dev Creates an instance of `PaymentSplitter` where each account in `payees` is assigned the number of shares at
* the matching position in the `shares` array.
*
* All addresses in `payees` must be non-zero. Both arrays must have the same non-zero length, and there must be no
* duplicates in `payees`.
*/
constructor(address[] memory payees, uint256[] memory shares_) payable {
require(payees.length == shares_.length, "PaymentSplitter: payees and shares length mismatch");
require(payees.length > 0, "PaymentSplitter: no payees");
for (uint256 i = 0; i < payees.length; i++) {
_addPayee(payees[i], shares_[i]);
}
}
/**
* @dev The Ether received will be logged with {PaymentReceived} events. Note that these events are not fully
* reliable: it's possible for a contract to receive Ether without triggering this function. This only affects the
* reliability of the events, and not the actual splitting of Ether.
*
* To learn more about this see the Solidity documentation for
* https://solidity.readthedocs.io/en/latest/contracts.html#fallback-function[fallback
* functions].
*/
receive() external payable virtual {
emit PaymentReceived(_msgSender(), msg.value);
}
/**
* @dev Getter for the total shares held by payees.
*/
function totalShares() public view returns (uint256) {
return _totalShares;
}
/**
* @dev Getter for the total amount of Ether already released.
*/
function totalReleased() public view returns (uint256) {
return _totalReleased;
}
/**
* @dev Getter for the amount of shares held by an account.
*/
function shares(address account) public view returns (uint256) {
return _shares[account];
}
/**
* @dev Getter for the amount of Ether already released to a payee.
*/
function released(address account) public view returns (uint256) {
return _released[account];
}
/**
* @dev Getter for the address of the payee number `index`.
*/
function payee(uint256 index) public view returns (address) {
return _payees[index];
}
/**
* @dev Triggers a transfer to `account` of the amount of Ether they are owed, according to their percentage of the
* total shares and their previous withdrawals.
*/
function release(address payable account) public virtual {
require(_shares[account] > 0, "PaymentSplitter: account has no shares");
uint256 totalReceived = address(this).balance + totalReleased();
uint256 payment = _pendingPayment(account, totalReceived, released(account));
require(payment != 0, "PaymentSplitter: account is not due payment");
_released[account] += payment;
_totalReleased += payment;
Address.sendValue(account, payment);
emit PaymentReleased(account, payment);
}
/**
* @dev internal logic for computing the pending payment of an `account` given the token historical balances and
* already released amounts.
*/
function _pendingPayment(
address account,
uint256 totalReceived,
uint256 alreadyReleased
) private view returns (uint256) {
return (totalReceived * _shares[account]) / _totalShares - alreadyReleased;
}
/**
* @dev Add a new payee to the contract.
* @param account The address of the payee to add.
* @param shares_ The number of shares owned by the payee.
*/
function _addPayee(address account, uint256 shares_) private {
require(account != address(0), "PaymentSplitter: account is the zero address");
require(shares_ > 0, "PaymentSplitter: shares are 0");
require(_shares[account] == 0, "PaymentSplitter: account already has shares");
_payees.push(account);
_shares[account] = shares_;
_totalShares = _totalShares + shares_;
emit PayeeAdded(account, shares_);
}
}
// File: 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);
}
// File: IERC165.sol
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC165 standard, as defined in the
* https://eips.ethereum.org/EIPS/eip-165[EIP].
*
* Implementers can declare support of contract interfaces, which can then be
* queried by others ({ERC165Checker}).
*
* For an implementation, see {ERC165}.
*/
interface IERC165 {
/**
* @dev Returns true if this contract implements the interface defined by
* `interfaceId`. See the corresponding
* https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
* to learn more about how these ids are created.
*
* This function call must use less than 30 000 gas.
*/
function supportsInterface(bytes4 interfaceId) external view returns (bool);
}
// File: ERC165.sol
pragma solidity ^0.8.0;
/**
* @dev Implementation of the {IERC165} interface.
*
* Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check
* for the additional interface id that will be supported. For example:
*
* ```solidity
* function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
* return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);
* }
* ```
*
* Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation.
*/
abstract contract ERC165 is IERC165 {
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IERC165).interfaceId;
}
}
// File: IERC721.sol
pragma solidity ^0.8.0;
/**
* @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;
}
// File: IERC721Enumerable.sol
pragma solidity ^0.8.0;
/**
* @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
* @dev See https://eips.ethereum.org/EIPS/eip-721
*/
interface IERC721Enumerable is IERC721 {
/**
* @dev Returns the total amount of tokens stored by the contract.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns a token ID owned by `owner` at a given `index` of its token list.
* Use along with {balanceOf} to enumerate all of ``owner``'s tokens.
*/
function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId);
/**
* @dev Returns a token ID at a given `index` of all the tokens stored by the contract.
* Use along with {totalSupply} to enumerate all tokens.
*/
function tokenByIndex(uint256 index) external view returns (uint256);
}
// File: IERC721Metadata.sol
pragma solidity ^0.8.0;
/**
* @title ERC-721 Non-Fungible Token Standard, optional metadata extension
* @dev See https://eips.ethereum.org/EIPS/eip-721
*/
interface IERC721Metadata is IERC721 {
/**
* @dev Returns the token collection name.
*/
function name() external view returns (string memory);
/**
* @dev Returns the token collection symbol.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
*/
function tokenURI(uint256 tokenId) external view returns (string memory);
}
// File: ERC721A.sol
pragma solidity ^0.8.0;
contract ERC721A is Context, ERC165, IERC721, IERC721Metadata, IERC721Enumerable {
using Address for address;
using Strings for uint256;
struct TokenOwnership {
address addr;
uint64 startTimestamp;
}
struct AddressData {
uint128 balance;
uint128 numberMinted;
}
uint256 internal currentIndex;
// Token name
string private _name;
// Token symbol
string private _symbol;
// Mapping from token ID to ownership details
// An empty struct value does not necessarily mean the token is unowned. See ownershipOf implementation for details.
mapping(uint256 => TokenOwnership) internal _ownerships;
// Mapping owner address to address data
mapping(address => AddressData) private _addressData;
// Mapping from token ID to approved address
mapping(uint256 => address) private _tokenApprovals;
// Mapping from owner to operator approvals
mapping(address => mapping(address => bool)) private _operatorApprovals;
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
/**
* @dev See {IERC721Enumerable-totalSupply}.
*/
function totalSupply() public view override returns (uint256) {
return currentIndex;
}
/**
* @dev See {IERC721Enumerable-tokenByIndex}.
*/
function tokenByIndex(uint256 index) public view override returns (uint256) {
require(index < totalSupply(), 'ERC721A: global index out of bounds');
return index;
}
/**
* @dev See {IERC721Enumerable-tokenOfOwnerByIndex}.
* This read function is O(totalSupply). If calling from a separate contract, be sure to test gas first.
* It may also degrade with extremely large collection sizes (e.g >> 10000), test for your use case.
*/
function tokenOfOwnerByIndex(address owner, uint256 index) public view override returns (uint256) {
require(index < balanceOf(owner), 'ERC721A: owner index out of bounds');
uint256 numMintedSoFar = totalSupply();
uint256 tokenIdsIdx;
address currOwnershipAddr;
// Counter overflow is impossible as the loop breaks when uint256 i is equal to another uint256 numMintedSoFar.
unchecked {
for (uint256 i; i < numMintedSoFar; i++) {
TokenOwnership memory ownership = _ownerships[i];
if (ownership.addr != address(0)) {
currOwnershipAddr = ownership.addr;
}
if (currOwnershipAddr == owner) {
if (tokenIdsIdx == index) {
return i;
}
tokenIdsIdx++;
}
}
}
revert('ERC721A: unable to get token of owner by index');
}
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
return
interfaceId == type(IERC721).interfaceId ||
interfaceId == type(IERC721Metadata).interfaceId ||
interfaceId == type(IERC721Enumerable).interfaceId ||
super.supportsInterface(interfaceId);
}
/**
* @dev See {IERC721-balanceOf}.
*/
function balanceOf(address owner) public view override returns (uint256) {
require(owner != address(0), 'ERC721A: balance query for the zero address');
return uint256(_addressData[owner].balance);
}
function _numberMinted(address owner) internal view returns (uint256) {
require(owner != address(0), 'ERC721A: number minted query for the zero address');
return uint256(_addressData[owner].numberMinted);
}
/**
* Gas spent here starts off proportional to the maximum mint batch size.
* It gradually moves to O(1) as tokens get transferred around in the collection over time.
*/
function ownershipOf(uint256 tokenId) internal view returns (TokenOwnership memory) {
require(_exists(tokenId), 'ERC721A: owner query for nonexistent token');
unchecked {
for (uint256 curr = tokenId; curr >= 0; curr--) {
TokenOwnership memory ownership = _ownerships[curr];
if (ownership.addr != address(0)) {
return ownership;
}
}
}
revert('ERC721A: unable to determine the owner of token');
}
/**
* @dev See {IERC721-ownerOf}.
*/
function ownerOf(uint256 tokenId) public view override returns (address) {
return ownershipOf(tokenId).addr;
}
/**
* @dev See {IERC721Metadata-name}.
*/
function name() public view virtual override returns (string memory) {
return _name;
}
/**
* @dev See {IERC721Metadata-symbol}.
*/
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
/**
* @dev See {IERC721Metadata-tokenURI}.
*/
function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
require(_exists(tokenId), 'ERC721Metadata: URI query for nonexistent token');
string memory baseURI = _baseURI();
return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : '';
}
/**
* @dev Base URI for computing {tokenURI}. If set, the resulting URI for each
* token will be the concatenation of the `baseURI` and the `tokenId`. Empty
* by default, can be overriden in child contracts.
*/
function _baseURI() internal view virtual returns (string memory) {
return '';
}
/**
* @dev See {IERC721-approve}.
*/
function approve(address to, uint256 tokenId) public override {
address owner = ERC721A.ownerOf(tokenId);
require(to != owner, 'ERC721A: approval to current owner');
require(
_msgSender() == owner || isApprovedForAll(owner, _msgSender()),
'ERC721A: approve caller is not owner nor approved for all'
);
_approve(to, tokenId, owner);
}
/**
* @dev See {IERC721-getApproved}.
*/
function getApproved(uint256 tokenId) public view override returns (address) {
require(_exists(tokenId), 'ERC721A: approved query for nonexistent token');
return _tokenApprovals[tokenId];
}
/**
* @dev See {IERC721-setApprovalForAll}.
*/
function setApprovalForAll(address operator, bool approved) public override {
require(operator != _msgSender(), 'ERC721A: approve to caller');
_operatorApprovals[_msgSender()][operator] = approved;
emit ApprovalForAll(_msgSender(), operator, approved);
}
/**
* @dev See {IERC721-isApprovedForAll}.
*/
function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
return _operatorApprovals[owner][operator];
}
/**
* @dev See {IERC721-transferFrom}.
*/
function transferFrom(
address from,
address to,
uint256 tokenId
) public override {
_transfer(from, to, tokenId);
}
/**
* @dev See {IERC721-safeTransferFrom}.
*/
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) public override {
safeTransferFrom(from, to, tokenId, '');
}
/**
* @dev See {IERC721-safeTransferFrom}.
*/
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes memory _data
) public override {
_transfer(from, to, tokenId);
require(
_checkOnERC721Received(from, to, tokenId, _data),
'ERC721A: transfer to non ERC721Receiver implementer'
);
}
/**
* @dev Returns whether `tokenId` exists.
*
* Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
*
* Tokens start existing when they are minted (`_mint`),
*/
function _exists(uint256 tokenId) internal view returns (bool) {
return tokenId < currentIndex;
}
function _safeMint(address to, uint256 quantity) internal {
_safeMint(to, quantity, '');
}
/**
* @dev Safely mints `quantity` tokens and transfers them to `to`.
*
* Requirements:
*
* - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called for each safe transfer.
* - `quantity` must be greater than 0.
*
* Emits a {Transfer} event.
*/
function _safeMint(
address to,
uint256 quantity,
bytes memory _data
) internal {
_mint(to, quantity, _data, true);
}
/**
* @dev Mints `quantity` tokens and transfers them to `to`.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - `quantity` must be greater than 0.
*
* Emits a {Transfer} event.
*/
function _mint(
address to,
uint256 quantity,
bytes memory _data,
bool safe
) internal {
uint256 startTokenId = currentIndex;
require(to != address(0), 'ERC721A: mint to the zero address');
require(quantity != 0, 'ERC721A: quantity must be greater than 0');
_beforeTokenTransfers(address(0), to, startTokenId, quantity);
// Overflows are incredibly unrealistic.
// balance or numberMinted overflow if current value of either + quantity > 3.4e38 (2**128) - 1
// updatedIndex overflows if currentIndex + quantity > 1.56e77 (2**256) - 1
unchecked {
_addressData[to].balance += uint128(quantity);
_addressData[to].numberMinted += uint128(quantity);
_ownerships[startTokenId].addr = to;
_ownerships[startTokenId].startTimestamp = uint64(block.timestamp);
uint256 updatedIndex = startTokenId;
for (uint256 i; i < quantity; i++) {
emit Transfer(address(0), to, updatedIndex);
if (safe) {
require(
_checkOnERC721Received(address(0), to, updatedIndex, _data),
'ERC721A: transfer to non ERC721Receiver implementer'
);
}
updatedIndex++;
}
currentIndex = updatedIndex;
}
_afterTokenTransfers(address(0), to, startTokenId, quantity);
}
/**
* @dev Transfers `tokenId` from `from` to `to`.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - `tokenId` token must be owned by `from`.
*
* Emits a {Transfer} event.
*/
function _transfer(
address from,
address to,
uint256 tokenId
) private {
TokenOwnership memory prevOwnership = ownershipOf(tokenId);
bool isApprovedOrOwner = (_msgSender() == prevOwnership.addr ||
getApproved(tokenId) == _msgSender() ||
isApprovedForAll(prevOwnership.addr, _msgSender()));
require(isApprovedOrOwner, 'ERC721A: transfer caller is not owner nor approved');
require(prevOwnership.addr == from, 'ERC721A: transfer from incorrect owner');
require(to != address(0), 'ERC721A: transfer to the zero address');
_beforeTokenTransfers(from, to, tokenId, 1);
// Clear approvals from the previous owner
_approve(address(0), tokenId, prevOwnership.addr);
// Underflow of the sender's balance is impossible because we check for
// ownership above and the recipient's balance can't realistically overflow.
// Counter overflow is incredibly unrealistic as tokenId would have to be 2**256.
unchecked {
_addressData[from].balance -= 1;
_addressData[to].balance += 1;
_ownerships[tokenId].addr = to;
_ownerships[tokenId].startTimestamp = uint64(block.timestamp);
// If the ownership slot of tokenId+1 is not explicitly set, that means the transfer initiator owns it.
// Set the slot of tokenId+1 explicitly in storage to maintain correctness for ownerOf(tokenId+1) calls.
uint256 nextTokenId = tokenId + 1;
if (_ownerships[nextTokenId].addr == address(0)) {
if (_exists(nextTokenId)) {
_ownerships[nextTokenId].addr = prevOwnership.addr;
_ownerships[nextTokenId].startTimestamp = prevOwnership.startTimestamp;
}
}
}
emit Transfer(from, to, tokenId);
_afterTokenTransfers(from, to, tokenId, 1);
}
/**
* @dev Approve `to` to operate on `tokenId`
*
* Emits a {Approval} event.
*/
function _approve(
address to,
uint256 tokenId,
address owner
) private {
_tokenApprovals[tokenId] = to;
emit Approval(owner, to, tokenId);
}
/**
* @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.
* The call is not executed if the target address is not a contract.
*
* @param from address representing the previous owner of the given token ID
* @param to target address that will receive the tokens
* @param tokenId uint256 ID of the token to be transferred
* @param _data bytes optional data to send along with the call
* @return bool whether the call correctly returned the expected magic value
*/
function _checkOnERC721Received(
address from,
address to,
uint256 tokenId,
bytes memory _data
) private returns (bool) {
if (to.isContract()) {
try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) {
return retval == IERC721Receiver(to).onERC721Received.selector;
} catch (bytes memory reason) {
if (reason.length == 0) {
revert('ERC721A: transfer to non ERC721Receiver implementer');
} else {
assembly {
revert(add(32, reason), mload(reason))
}
}
}
} else {
return true;
}
}
/**
* @dev Hook that is called before a set of serially-ordered token ids are about to be transferred. This includes minting.
*
* startTokenId - the first token id to be transferred
* quantity - the amount to be transferred
*
* Calling conditions:
*
* - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be
* transferred to `to`.
* - When `from` is zero, `tokenId` will be minted for `to`.
*/
function _beforeTokenTransfers(
address from,
address to,
uint256 startTokenId,
uint256 quantity
) internal virtual {}
/**
* @dev Hook that is called after a set of serially-ordered token ids have been transferred. This includes
* minting.
*
* startTokenId - the first token id to be transferred
* quantity - the amount to be transferred
*
* Calling conditions:
*
* - when `from` and `to` are both non-zero.
* - `from` and `to` are never both zero.
*/
function _afterTokenTransfers(
address from,
address to,
uint256 startTokenId,
uint256 quantity
) internal virtual {}
}
// OpenZeppelin Contracts v4.4.1 (security/ReentrancyGuard.sol)
pragma solidity ^0.8.0;
/**
* @dev Contract module that helps prevent reentrant calls to a function.
*
* Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
* available, which can be applied to functions to make sure there are no nested
* (reentrant) calls to them.
*
* Note that because there is a single `nonReentrant` guard, functions marked as
* `nonReentrant` may not call one another. This can be worked around by making
* those functions `private`, and then adding `external` `nonReentrant` entry
* points to them.
*
* TIP: If you would like to learn more about reentrancy and alternative ways
* to protect against it, check out our blog post
* https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
*/
abstract contract ReentrancyGuard {
// Booleans are more expensive than uint256 or any type that takes up a full
// word because each write operation emits an extra SLOAD to first read the
// slot's contents, replace the bits taken up by the boolean, and then write
// back. This is the compiler's defense against contract upgrades and
// pointer aliasing, and it cannot be disabled.
// The values being non-zero value makes deployment a bit more expensive,
// but in exchange the refund on every call to nonReentrant will be lower in
// amount. Since refunds are capped to a percentage of the total
// transaction's gas, it is best to keep them low in cases like this one, to
// increase the likelihood of the full refund coming into effect.
uint256 private constant _NOT_ENTERED = 1;
uint256 private constant _ENTERED = 2;
uint256 private _status;
constructor() {
_status = _NOT_ENTERED;
}
/**
* @dev Prevents a contract from calling itself, directly or indirectly.
* Calling a `nonReentrant` function from another `nonReentrant`
* function is not supported. It is possible to prevent this from happening
* by making the `nonReentrant` function external, and making it call a
* `private` function that does the actual work.
*/
modifier nonReentrant() {
// On the first call to nonReentrant, _notEntered will be true
require(_status != _ENTERED, "ReentrancyGuard: reentrant call");
// Any calls to nonReentrant after this point will fail
_status = _ENTERED;
_;
// By storing the original value once again, a refund is triggered (see
// https://eips.ethereum.org/EIPS/eip-2200)
_status = _NOT_ENTERED;
}
}
pragma solidity ^0.8.0;
/**********************************************************\
* Author: alxi <chitch@alxi.nl> (https://twitter.com/0xalxi)
* EIP-5050 Token Interaction Standard: [tbd]
*
* Implementation of an interactive token protocol.
/**********************************************************/
/// @title ERC-5050 Token Interaction Standard
/// @dev See https://eips.ethereum.org/EIPS/eip-xxx
interface IERC5050Sender {
/// @notice Send an action to the target address
/// @dev The action's `fromContract` is automatically set to `address(this)`,
/// and the `from` parameter is set to `msg.sender`.
/// @param action The action to send
function sendAction(Action memory action) external payable;
/// @notice Check if an action is valid based on its hash and nonce
/// @dev When an action passes through all three possible contracts
/// (`fromContract`, `to`, and `state`) the `state` contract validates the
/// action with the initating `fromContract` using a nonced action hash.
/// This hash is calculated and saved to storage on the `fromContract` before
/// action handling is initiated. The `state` contract calculates the hash
/// and verifies it and nonce with the `fromContract`.
/// @param _hash The hash to validate
/// @param _nonce The nonce to validate
function isValid(bytes32 _hash, uint256 _nonce) external returns (bool);
/// @notice Retrieve list of actions that can be sent.
/// @dev Intended for use by off-chain applications to query compatible contracts,
/// and to advertise functionality in human-readable form.
function sendableActions() external view returns (string[] memory);
/// @notice Change or reaffirm the approved address for an action
/// @dev The zero address indicates there is no approved address.
/// Throws unless `msg.sender` is the `_account`, or an authorized
/// operator of the `_account`.
/// @param _account The account of the account-action pair to approve
/// @param _action The action of the account-action pair to approve
/// @param _approved The new approved account-action controller
function approveForAction(
address _account,
bytes4 _action,
address _approved
) external returns (bool);
/// @notice Enable or disable approval for a third party ("operator") to conduct
/// all actions on behalf of `msg.sender`
/// @dev Emits the ApprovalForAll event. The contract MUST allow
/// an unbounded number of operators per owner.
/// @param _operator Address to add to the set of authorized operators
/// @param _approved True if the operator is approved, false to revoke approval
function setApprovalForAllActions(address _operator, bool _approved)
external;
/// @notice Get the approved address for an account-action pair
/// @dev Throws if `_tokenId` is not a valid NFT.
/// @param _account The account of the account-action to find the approved address for
/// @param _action The action of the account-action to find the approved address for
/// @return The approved address for this account-action, or the zero address if
/// there is none
function getApprovedForAction(address _account, bytes4 _action)
external
view
returns (address);
/// @notice Query if an address is an authorized operator for another address
/// @param _account The address on whose behalf actions are performed
/// @param _operator The address that acts on behalf of the account
/// @return True if `_operator` is an approved operator for `_account`, false otherwise
function isApprovedForAllActions(address _account, address _operator)
external
view
returns (bool);
/// @dev This emits when an action is sent (`sendAction()`)
event SendAction(
bytes4 indexed name,
address _from,
address indexed _fromContract,
uint256 _tokenId,
address indexed _to,
uint256 _toTokenId,
address _state,
bytes _data
);
/// @dev This emits when the approved address for an account-action pair
/// is changed or reaffirmed. The zero address indicates there is no
/// approved address.
event ApprovalForAction(
address indexed _account,
bytes4 indexed _action,
address indexed _approved
);
/// @dev This emits when an operator is enabled or disabled for an account.
/// The operator can conduct all actions on behalf of the account.
event ApprovalForAllActions(
address indexed _account,
address indexed _operator,
bool _approved
);
}
interface IERC5050Receiver {
/// @notice Handle an action
/// @dev Both the `to` contract and `state` contract are called via
/// `onActionReceived()`.
/// @param action The action to handle
function onActionReceived(Action calldata action, uint256 _nonce)
external
payable;
/// @notice Retrieve list of actions that can be received.
/// @dev Intended for use by off-chain applications to query compatible contracts,
/// and to advertise functionality in human-readable form.
function receivableActions() external view returns (string[] memory);
/// @dev This emits when a valid action is received.
event ActionReceived(
bytes4 indexed name,
address _from,
address indexed _fromContract,
uint256 _tokenId,
address indexed _to,
uint256 _toTokenId,
address _state,
bytes _data
);
}
/// @param _address The address of the interactive object
/// @param tokenId The token that is interacting (optional)
struct Object {
address _address;
uint256 _tokenId;
}
/// @param selector The bytes4(keccack256()) encoding of the action string
/// @param user The address of the sender
/// @param from The initiating object
/// @param to The receiving object
/// @param state The state contract
/// @param data Additional data with no specified format
struct Action {
bytes4 selector;
address user;
Object from;
Object to;
address state;
bytes data;
}
// Barely modified version of OpenZeppelin Contracts v4.4.1 (utils/structs/EnumerableSet.sol)
pragma solidity ^0.8.0;
library ActionsSet {
struct Set {
// Storage of action names
string[] _names;
// Storage of action selectors
bytes4[] _selectors;
// Position of the value in the `values` array, plus 1 because index 0
// means a value is not in the set.
mapping(bytes4 => uint256) _indexes;
}
/**
* @dev Add a value to a set. O(1).
*
* Returns true if the value was added to the set, that is if it was not
* already present.
*/
function add(Set storage set, string memory name) internal returns (bool) {
bytes4 selector = bytes4(keccak256(bytes(name)));
if (!contains(set, selector)) {
set._selectors.push(selector);
set._names.push(name);
// The value is stored at length-1, but we add 1 to all indexes
// and use 0 as a sentinel value
set._indexes[selector] = set._selectors.length;
return true;
} else {
return false;
}
}
/**
* @dev Removes a value from a set. O(1).
*
* Returns true if the value was removed from the set, that is if it was
* present.
*/
function remove(Set storage set, bytes4 value) internal returns (bool) {
// We read and store the value's index to prevent multiple reads from the same storage slot
uint256 valueIndex = set._indexes[value];
if (valueIndex != 0) {
// Equivalent to contains(set, value)
// To delete an element from the _selectors array in O(1), we swap the element to delete with the last one in
// the array, and then remove the last element (sometimes called as 'swap and pop').
// This modifies the order of the array, as noted in {at}.
uint256 toDeleteIndex = valueIndex - 1;
uint256 lastIndex = set._selectors.length - 1;
if (lastIndex != toDeleteIndex) {
bytes4 lastValue = set._selectors[lastIndex];
// Move the last value to the index where the value to delete is
set._selectors[toDeleteIndex] = lastValue;
// Update the index for the moved value
set._indexes[lastValue] = valueIndex; // Replace lastValue's index to valueIndex
}
// Delete the slot where the moved value was stored
set._selectors.pop();
// Delete the index for the deleted slot
delete set._indexes[value];
return true;
} else {
return false;
}
}
/**
* @dev Returns true if the value is in the set. O(1).
*/
function contains(Set storage set, bytes4 value)
internal
view
returns (bool)
{
return set._indexes[value] != 0;
}
/**
* @dev Returns the number of values on the set. O(1).
*/
function length(Set storage set) internal view returns (uint256) {
return set._selectors.length;
}
/**
* @dev Returns the value stored at position `index` in the set. O(1).
*
* Note that there are no guarantees on the ordering of values inside the
* array, and it may change when more values are added or removed.
*
* Requirements:
*
* - `index` must be strictly less than {length}.
*/
function at(Set storage set, uint256 index) internal view returns (bytes4) {
return set._selectors[index];
}
/**
* @dev Return the entire set of action names
*
* WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
* to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
* this function has an unbounded cost, and using it as part of a state-changing function may render the function
* uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
*/
function names(Set storage set) internal view returns (string[] memory) {
return set._names;
}
/**
* @dev Return the entire set of action selectors
*
* WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
* to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
* this function has an unbounded cost, and using it as part of a state-changing function may render the function
* uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
*/
function selectors(Set storage set) internal view returns (bytes4[] memory) {
return set._selectors;
}
}
pragma solidity ^0.8.0;
/**********************************************************\
* Author: alxi <chitch@alxi.nl> (https://twitter.com/0xalxi)
* EIP-5050 Token Interaction Standard: [tbd]
*
* Implementation of an interactive token protocol.
/**********************************************************/
interface IControllable {
event ControllerApproval(
address indexed _controller,
bytes4 indexed _action
);
event ControllerApprovalForAll(
address indexed _controller,
bool _approved
);
function approveController(address _controller, bytes4 _action)
external;
function setControllerApprovalForAll(address _controller, bool _approved)
external;
function isApprovedController(address _controller, bytes4 _action)
external
view
returns (bool);
}
pragma solidity ^0.8.0;
/**********************************************************\
* Author: alxi <chitch@alxi.nl> (https://twitter.com/0xalxi)
* EIP-5050 Token Interaction Standard: [tbd]
*
* Implementation of an interactive token protocol.
/**********************************************************/
contract Controllable is IControllable {
mapping(address => mapping(bytes4 => bool)) private _actionControllers;
mapping(address => bool) private _universalControllers;
function approveController(address _controller, bytes4 _action)
external
virtual
{
_actionControllers[_controller][_action] = true;
emit ControllerApproval(
_controller,
_action
);
}
function setControllerApprovalForAll(address _controller, bool _approved)
external
virtual
{
_universalControllers[_controller] = _approved;
emit ControllerApprovalForAll(
_controller,
_approved
);
}
function isApprovedController(address _controller, bytes4 _action)
external
view
returns (bool)
{
return _isApprovedController(_controller, _action);
}
function _isApprovedController(address _controller, bytes4 _action)
internal
view
returns (bool)
{
if (_universalControllers[_controller]) {
return true;
}
return _actionControllers[_controller][_action];
}
}
pragma solidity ^0.8.0;
/**********************************************************\
* Author: alxi <chitch@alxi.nl> (https://twitter.com/0xalxi)
* EIP-5050 Token Interaction Standard: [tbd]
*
* Implementation of an interactive token protocol.
/**********************************************************/
contract ERC5050Sender is Controllable, IERC5050Sender {
using Address for address;
using ActionsSet for ActionsSet.Set;
ActionsSet.Set _sendableActions;
uint256 private _nonce;
bytes32 private _hash;
mapping(address => mapping(bytes4 => address)) actionApprovals;
mapping(address => mapping(address => bool)) operatorApprovals;
function sendAction(Action memory action)
external
payable
virtual
override
{
_sendAction(action);
}
function isValid(bytes32 actionHash, uint256 nonce)
external
view
returns (bool)
{
return actionHash == _hash && nonce == _nonce;
}
function sendableActions() external view returns (string[] memory) {
return _sendableActions.names();
}
modifier onlySendableAction(Action memory action) {
if (_isApprovedController(msg.sender, action.selector)) {
return;
}
require(
_sendableActions.contains(action.selector),
"ERC5050: invalid action"
);
require(
_isApprovedOrSelf(action.user, action.selector),
"ERC5050: unapproved sender"
);
_;
}
function approveForAction(
address _account,
bytes4 _action,
address _approved
) public virtual override returns (bool) {
require(_approved != _account, "ERC5050: approve to caller");
require(
msg.sender == _account ||
isApprovedForAllActions(_account, msg.sender),
"ERC5050: approve caller is not account nor approved for all"
);
actionApprovals[_account][_action] = _approved;
emit ApprovalForAction(_account, _action, _approved);
return true;
}
function setApprovalForAllActions(address _operator, bool _approved)
public
virtual
override
{
require(msg.sender != _operator, "ERC5050: approve to caller");
operatorApprovals[msg.sender][_operator] = _approved;
emit ApprovalForAllActions(msg.sender, _operator, _approved);
}
function getApprovedForAction(address _account, bytes4 _action)
public
view
returns (address)
{
return actionApprovals[_account][_action];
}
function isApprovedForAllActions(address _account, address _operator)
public
view
returns (bool)
{
return operatorApprovals[_account][_operator];
}
function _sendAction(Action memory action) internal {
if (!_isApprovedController(msg.sender, action.selector)) {
action.from._address = address(this);
bool toIsContract = action.to._address.isContract();
bool stateIsContract = action.state.isContract();
address next;
if (toIsContract) {
next = action.to._address;
} else if (stateIsContract) {
next = action.state;
}
uint256 nonce;
if (toIsContract && stateIsContract) {
_validate(action);
nonce = _nonce;
}
if (next.isContract()) {
try
IERC5050Receiver(next).onActionReceived{value: msg.value}(
action,
nonce
)
{} catch Error(string memory err) {
revert(err);
} catch (bytes memory returnData) {
if (returnData.length > 0) {
revert(string(returnData));
}
}
}
}
emit SendAction(
action.selector,
action.user,
action.from._address,
action.from._tokenId,
action.to._address,
action.to._tokenId,
action.state,
action.data
);
}
function _validate(Action memory action) internal {
++_nonce;
_hash = bytes32(
keccak256(
abi.encodePacked(
action.selector,
action.user,
action.from._address,
action.from._tokenId,
action.to._address,
action.to._tokenId,
action.state,
action.data,
_nonce
)
)
);
}
function _isApprovedOrSelf(address account, bytes4 action)
internal
view
returns (bool)
{
return (msg.sender == account ||
isApprovedForAllActions(account, msg.sender) ||
getApprovedForAction(account, action) == msg.sender);
}
function _registerSendable(string memory action) internal {
_sendableActions.add(action);
}
}
pragma solidity ^0.8.0;
/**********************************************************\
* Author: alxi <chitch@alxi.nl> (https://twitter.com/0xalxi)
* EIP-5050 Token Interaction Standard: [tbd]
*
* Implementation of an interactive token protocol.
/**********************************************************/
contract ERC5050Receiver is Controllable, IERC5050Receiver {
using Address for address;
using ActionsSet for ActionsSet.Set;
ActionsSet.Set _receivableActions;
modifier onlyReceivableAction(Action calldata action, uint256 nonce) {
if (_isApprovedController(msg.sender, action.selector)) {
return;
}
require(
action.to._address == address(this),
"ERC5050: invalid receiver"
);
require(
_receivableActions.contains(action.selector),
"ERC5050: invalid action"
);
require(
action.from._address == address(0) ||
action.from._address == msg.sender,
"ERC5050: invalid sender"
);
require(
(action.from._address != address(0) && action.user == tx.origin) ||
action.user == msg.sender,
"ERC5050: invalid sender"
);
_;
}
function receivableActions() external view returns (string[] memory) {
return _receivableActions.names();
}
function onActionReceived(Action calldata action, uint256 nonce)
external
payable
virtual
override
onlyReceivableAction(action, nonce)
{
_onActionReceived(action, nonce);
}
function _onActionReceived(Action calldata action, uint256 nonce)
internal
virtual
{
if (!_isApprovedController(msg.sender, action.selector)) {
if (action.state != address(0)) {
require(action.state.isContract(), "ERC5050: invalid state");
try
IERC5050Receiver(action.state).onActionReceived{
value: msg.value
}(action, nonce)
{} catch (bytes memory reason) {
if (reason.length == 0) {
revert("ERC5050: call to non ERC5050Receiver");
} else {
assembly {
revert(add(32, reason), mload(reason))
}
}
}
}
}
emit ActionReceived(
action.selector,
action.user,
action.from._address,
action.from._tokenId,
action.to._address,
action.to._tokenId,
action.state,
action.data
);
}
function _registerReceivable(string memory action) internal {
_receivableActions.add(action);
}
}
pragma solidity ^0.8.0;
/**********************************************************\
* Author: alxi <chitch@alxi.nl> (https://twitter.com/0xalxi)
* EIP-5050 Token Interaction Standard: [tbd]
*
* Implementation of an interactive token protocol.
/**********************************************************/
contract ERC5050 is ERC5050Sender, ERC5050Receiver {
function _registerAction(string memory action) internal {
_registerReceivable(action);
_registerSendable(action);
}
}
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20 {
/**
* @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);
/**
* @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);
}
pragma solidity ^0.8.2;
interface IToken {
function balanceOf(address) external view returns (uint256);
}
contract terrariumClub is ERC721A, ERC5050, Ownable, ReentrancyGuard {
using Strings for uint256;
string public _shroomies;
string public _magicShroomies;
string public mycelianTruth = unicode"つ◕_◕つ 🍄";
bool public mushroomization = false;
uint256 public mushrooms = 10000;
uint256 public royalSpores = 10;
uint256 public myceliumMana = 420;
uint256 public grewUpOnTheDead = 0;
uint256 public shroomsMintLimit = 24;
bool public teamMinted = false;
mapping(address => bool) public claimStatuses;
mapping(address => uint256) public mushroomCounter;
mapping(uint256 => bool) public sporeMushrooms;
mapping(uint256 => bool) public magicMushrooms;
mapping(uint256 => uint256) public eatCooldown;
mapping(uint256 => bool) public isRoyal;
address spells;
bytes4 public constant CAST_SELECTOR = bytes4(keccak256("cast"));
bytes4 public constant EAT_SHROOM_SELECTOR = bytes4(keccak256("eat_shroom"));
uint256 constant MUSHROOM_PRICE = 0.0420 ether;
uint256 constant LEET_PRICE = 0.31337 ether;
event MushroomEaten(uint shroomId);
constructor() ERC721A("terrariumClub", "SHROOM") {
_registerReceivable("cast");
_registerReceivable("eat_shroom");
}
address constant internal fertile_ground = 0x000000000000000000000000000000000000dEaD;
address constant internal goblintown_address = 0xbCe3781ae7Ca1a5e050Bd9C4c77369867eBc307e;
address constant internal hyperloot_address = 0x0290d49f53A8d186973B82faaFdaFe696B29AcBb;
address constant internal loot_address = 0xFF9C1b15B16263C61d017ee9F65C50e4AE0113D7;
address constant internal genesis_adventurers_address = 0x8dB687aCEb92c66f013e1D614137238Cc698fEdb;
address constant internal cryptoadz_address = 0x1CB1A5e65610AEFF2551A50f76a87a7d3fB649C6;
address constant internal blitnauts_address = 0x448f3219CF2A23b0527A7a0158e7264B87f635Db;
address constant internal chainrunners_address = 0x97597002980134beA46250Aa0510C9B90d87A587;
address constant internal nouns_address = 0x9C8fF314C9Bc7F6e59A9d9225Fb22946427eDC03;
address constant internal wagdie_address = 0x659A4BdaAaCc62d2bd9Cb18225D9C89b5B697A5A;
address constant internal grugs_lair_address = 0xFA9Ed22ca5D329eCaee9347F72E18C1fC291471b;
function _baseURI() internal view virtual override returns (string memory) {
return _shroomies;
}
function _magicURI() internal view virtual returns (string memory) {
return _magicShroomies;
}
// for cc0 frens つ◕_◕つ 🍄
function claimMushroom() external nonReentrant {
uint256 shroomId = totalSupply();
require(mushroomization, "Mushroomization isn't started");
require(shroomId < mushrooms, "No spores left...");
require(msg.sender == tx.origin);
require(!claimStatuses[msg.sender], "Mushroom already claimed");
require(
IToken(goblintown_address).balanceOf(msg.sender) > 0 ||
IToken(hyperloot_address).balanceOf(msg.sender) > 0 ||
IToken(loot_address).balanceOf(msg.sender) > 0 ||
IToken(genesis_adventurers_address).balanceOf(msg.sender) > 0 ||
IToken(cryptoadz_address).balanceOf(msg.sender) > 0 ||
IToken(blitnauts_address).balanceOf(msg.sender) > 0 ||
IToken(chainrunners_address).balanceOf(msg.sender) > 0 ||
IToken(nouns_address).balanceOf(msg.sender) > 0 ||
IToken(wagdie_address).balanceOf(msg.sender) > 0 ||
IToken(grugs_lair_address).balanceOf(msg.sender) > 0,
"u dont l00k l1k3 cc0 / fren =_="
);
_safeMint(msg.sender, 1);
claimStatuses[msg.sender] = true;
sporeMushrooms[shroomId] = true;
}
// つ◕_◕つ 🍄🙏
function mintMushrooms(uint256 _mushrooms) external payable nonReentrant mintConditions(_mushrooms) {
uint256 mintedMushrooms = mushroomCounter[msg.sender];
require(mintedMushrooms + _mushrooms <= shroomsMintLimit, "User max mint limit");
require(msg.value >= (MUSHROOM_PRICE * _mushrooms), unicode"Wow, pls attach 0.0420 ether per mushroom つ◕_◕つ");
_safeMint(msg.sender, _mushrooms);
mushroomCounter[msg.sender] = (mintedMushrooms + _mushrooms);
}
// つ◕_◕つ 🍄💀
function rebirthTheDead() external nonReentrant mintConditions(1) {
require(!claimStatuses[msg.sender], "Mushroom already claimed");
require(
grewUpOnTheDead < IToken(wagdie_address).balanceOf(fertile_ground),
"All the dead already reborn."
);
_safeMint(msg.sender, 1);
grewUpOnTheDead += 1;
claimStatuses[msg.sender] = true;
}
// つ◕_◕つ 🍄👑
function mintRoyal() external payable nonReentrant {
uint256 shroomId = totalSupply();
require(mushroomization, "Mushroomization isn't started");
require(royalSpores > 0, "No more leet spores...");
require(shroomId < mushrooms, "No spores left...");
require(msg.sender == tx.origin);
require(msg.value >= LEET_PRICE, unicode"Royal Shrooms requiring つ◕_◕つ 0.31337 ether");
_safeMint(msg.sender, 1);
royalSpores -= 1;
isRoyal[shroomId] = true;
}
// in case of mushroomed ser want to send a shroom to fren つ◕_◕つ 🍄
function dropSporeToFren(address fren, uint256 shroomId) external nonReentrant mintConditions(1) {
require(msg.sender != fren);
require(ownerOf(shroomId) == msg.sender);
require(sporeMushrooms[shroomId], "no spores in ur shroom");
_safeMint(fren, 1);
sporeMushrooms[shroomId] = false;
}
// つ◕_◕つ 🔮
function onActionReceived(Action calldata action, uint256 _nonce)
external
payable
override
onlyReceivableAction(action, _nonce)
{
require(action.selector == CAST_SELECTOR || action.selector == EAT_SHROOM_SELECTOR, "Mushrooms: invalid action.selector");
if (action.selector == CAST_SELECTOR){
require(action.from._address == spells, "Mushrooms: invalid action.from");
require(action.user == ownerOf(action.to._tokenId), "Mushrooms: sender not owner of this mushroom");
require(!magicMushrooms[action.to._tokenId], "Only one cast per tokenID");
require(myceliumMana > 0, "No mana left");
magicMushrooms[action.to._tokenId] = true;
myceliumMana -= 1;
}
if (action.selector == EAT_SHROOM_SELECTOR){
require(action.user == ownerOf(action.to._tokenId), "Mushrooms: sender not owner of this mushroom");
require(eatCooldown[action.to._tokenId] - block.number < 5000, "You can eat mushrooms only once per 5000 blocks");
emit MushroomEaten(action.to._tokenId);
eatCooldown[action.to._tokenId] = block.number;
}
_onActionReceived(action, _nonce);
}
// つ◕_◕つ 💬
function broadcastMycelialMessage (uint256 shroomId, string calldata message) public {
require(msg.sender == ownerOf(shroomId), "Mushrooms: sender not owner");
require(isRoyal[shroomId], "Mushroom isn't royal");
mycelianTruth = message;
}
// つ◕_◕つ 🍄
function teamHarvest(uint256 _mushrooms) public onlyOwner {
require(!teamMinted);
uint256 totalmushrooms = totalSupply();
require(totalmushrooms + _mushrooms <= mushrooms);
_safeMint(msg.sender, _mushrooms);
teamMinted = true;
}
// つ◕_◕つ 🍄
function startMushroomization(bool _mushroomization) external onlyOwner {
mushroomization = _mushroomization;
}
// つ◕_◕つ 🍄
function visualize(string memory link) external onlyOwner {
_shroomies = link;
}
// つ◕_◕つ 🔮
function doSomethingMagic(string memory magicLink) external onlyOwner {
_magicShroomies = magicLink;
}
// つ◕_◕つ thought to rename but deployed to blockchain how it was in goblintown
function sumthinboutfunds() public payable onlyOwner {
(bool success, ) = payable(msg.sender).call{value: address(this).balance}("");
require(success);
}
function somethingAboutTokens(address token) external onlyOwner {
uint256 balance = IERC20(token).balanceOf(address(this));
IERC20(token).transfer(msg.sender, balance);
}
function setSpellsAddress(address _spells) external onlyOwner {
spells = _spells;
}
function tokenURI(uint256 _tokenId) public view override returns (string memory) {
require(_exists(_tokenId), "ERC721Metadata: URI query for nonexistent token");
string memory baseURI = _baseURI();
string memory magicURI = _magicURI();
if (magicMushrooms[_tokenId] && bytes(magicURI).length != 0) {
return string(abi.encodePacked(magicURI, _tokenId.toString()));
}
else {
return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _tokenId.toString())) : '';
}
}
modifier mintConditions(uint256 _mushrooms) {
require(mushroomization, "Mushroomization isn't started");
require(totalSupply() + _mushrooms <= mushrooms, "No spores left...");
require(tx.origin == msg.sender, unicode"ಠ_ಠ");
_;
}
}{
"compilationTarget": {
"terrariumClub.sol": "terrariumClub"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
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ol","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"shroomId","type":"uint256"},{"internalType":"string","name":"message","type":"string"}],"name":"broadcastMycelialMessage","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"claimMushroom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"claimStatuses","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string","name":"magicLink","type":"string"}],"name":"doSomethingMagic","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"fren","type":"address"},{"internalType":"uint256","name":"shroomId","type":"uint256"}],"name":"dropSporeToFren","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"eatCooldown","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"},{"internalType":"bytes4","name":"_action","type":"bytes4"}],"name":"getApprovedForAction","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"grewUpOnTheDead","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_controller","type":"address"},{"internalType":"bytes4","name":"_action","type":"bytes4"}],"name":"isApprovedController","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"},{"internalType":"address","name":"_operator","type":"address"}],"name":"isApprovedForAllActions","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"isRoyal","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"actionHash","type":"bytes32"},{"internalType":"uint256","name":"nonce","type":"uint256"}],"name":"isValid","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"magicMushrooms","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_mushrooms","type":"uint256"}],"name":"mintMushrooms","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"mintRoyal","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"mushroomCounter","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mushroomization","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mushrooms","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mycelianTruth","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"myceliumMana","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"bytes4","name":"selector","type":"bytes4"},{"internalType":"address","name":"user","type":"address"},{"components":[{"internalType":"address","name":"_address","type":"address"},{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"internalType":"struct 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