0x6D...4c58
KAIJU ORIGINS: The Journals of Stod - Cassette
CASSETTE
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0.8.19+commit.7dd6d404
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Solidity
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol)
pragma solidity ^0.8.1;
/**
* @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
* ====
*
* [IMPORTANT]
* ====
* You shouldn't rely on `isContract` to protect against flash loan attacks!
*
* Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
* like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
* constructor.
* ====
*/
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize/address.code.length, which returns 0
// for contracts in construction, since the code is only stored at the end
// of the constructor execution.
return account.code.length > 0;
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
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 functionCallWithValue(target, data, 0, "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");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, 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) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, 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) {
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
* the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
*
* _Available since v4.8._
*/
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
// only check isContract if the call was successful and the return data is empty
// otherwise we already know that it was a contract
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
/**
* @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
* revert reason or using the provided one.
*
* _Available since v4.3._
*/
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function _revert(bytes memory returndata, string memory errorMessage) private pure {
// 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
/// @solidity memory-safe-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
// SPDX-License-Identifier: Unlicense
/*
* @title Solidity Bytes Arrays Utils
* @author Gonçalo Sá <goncalo.sa@consensys.net>
*
* @dev Bytes tightly packed arrays utility library for ethereum contracts written in Solidity.
* The library lets you concatenate, slice and type cast bytes arrays both in memory and storage.
*/
pragma solidity >=0.8.0 <0.9.0;
library BytesLib {
function concat(
bytes memory _preBytes,
bytes memory _postBytes
)
internal
pure
returns (bytes memory)
{
bytes memory tempBytes;
assembly {
// Get a location of some free memory and store it in tempBytes as
// Solidity does for memory variables.
tempBytes := mload(0x40)
// Store the length of the first bytes array at the beginning of
// the memory for tempBytes.
let length := mload(_preBytes)
mstore(tempBytes, length)
// Maintain a memory counter for the current write location in the
// temp bytes array by adding the 32 bytes for the array length to
// the starting location.
let mc := add(tempBytes, 0x20)
// Stop copying when the memory counter reaches the length of the
// first bytes array.
let end := add(mc, length)
for {
// Initialize a copy counter to the start of the _preBytes data,
// 32 bytes into its memory.
let cc := add(_preBytes, 0x20)
} lt(mc, end) {
// Increase both counters by 32 bytes each iteration.
mc := add(mc, 0x20)
cc := add(cc, 0x20)
} {
// Write the _preBytes data into the tempBytes memory 32 bytes
// at a time.
mstore(mc, mload(cc))
}
// Add the length of _postBytes to the current length of tempBytes
// and store it as the new length in the first 32 bytes of the
// tempBytes memory.
length := mload(_postBytes)
mstore(tempBytes, add(length, mload(tempBytes)))
// Move the memory counter back from a multiple of 0x20 to the
// actual end of the _preBytes data.
mc := end
// Stop copying when the memory counter reaches the new combined
// length of the arrays.
end := add(mc, length)
for {
let cc := add(_postBytes, 0x20)
} lt(mc, end) {
mc := add(mc, 0x20)
cc := add(cc, 0x20)
} {
mstore(mc, mload(cc))
}
// Update the free-memory pointer by padding our last write location
// to 32 bytes: add 31 bytes to the end of tempBytes to move to the
// next 32 byte block, then round down to the nearest multiple of
// 32. If the sum of the length of the two arrays is zero then add
// one before rounding down to leave a blank 32 bytes (the length block with 0).
mstore(0x40, and(
add(add(end, iszero(add(length, mload(_preBytes)))), 31),
not(31) // Round down to the nearest 32 bytes.
))
}
return tempBytes;
}
function concatStorage(bytes storage _preBytes, bytes memory _postBytes) internal {
assembly {
// Read the first 32 bytes of _preBytes storage, which is the length
// of the array. (We don't need to use the offset into the slot
// because arrays use the entire slot.)
let fslot := sload(_preBytes.slot)
// Arrays of 31 bytes or less have an even value in their slot,
// while longer arrays have an odd value. The actual length is
// the slot divided by two for odd values, and the lowest order
// byte divided by two for even values.
// If the slot is even, bitwise and the slot with 255 and divide by
// two to get the length. If the slot is odd, bitwise and the slot
// with -1 and divide by two.
let slength := div(and(fslot, sub(mul(0x100, iszero(and(fslot, 1))), 1)), 2)
let mlength := mload(_postBytes)
let newlength := add(slength, mlength)
// slength can contain both the length and contents of the array
// if length < 32 bytes so let's prepare for that
// v. http://solidity.readthedocs.io/en/latest/miscellaneous.html#layout-of-state-variables-in-storage
switch add(lt(slength, 32), lt(newlength, 32))
case 2 {
// Since the new array still fits in the slot, we just need to
// update the contents of the slot.
// uint256(bytes_storage) = uint256(bytes_storage) + uint256(bytes_memory) + new_length
sstore(
_preBytes.slot,
// all the modifications to the slot are inside this
// next block
add(
// we can just add to the slot contents because the
// bytes we want to change are the LSBs
fslot,
add(
mul(
div(
// load the bytes from memory
mload(add(_postBytes, 0x20)),
// zero all bytes to the right
exp(0x100, sub(32, mlength))
),
// and now shift left the number of bytes to
// leave space for the length in the slot
exp(0x100, sub(32, newlength))
),
// increase length by the double of the memory
// bytes length
mul(mlength, 2)
)
)
)
}
case 1 {
// The stored value fits in the slot, but the combined value
// will exceed it.
// get the keccak hash to get the contents of the array
mstore(0x0, _preBytes.slot)
let sc := add(keccak256(0x0, 0x20), div(slength, 32))
// save new length
sstore(_preBytes.slot, add(mul(newlength, 2), 1))
// The contents of the _postBytes array start 32 bytes into
// the structure. Our first read should obtain the `submod`
// bytes that can fit into the unused space in the last word
// of the stored array. To get this, we read 32 bytes starting
// from `submod`, so the data we read overlaps with the array
// contents by `submod` bytes. Masking the lowest-order
// `submod` bytes allows us to add that value directly to the
// stored value.
let submod := sub(32, slength)
let mc := add(_postBytes, submod)
let end := add(_postBytes, mlength)
let mask := sub(exp(0x100, submod), 1)
sstore(
sc,
add(
and(
fslot,
0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff00
),
and(mload(mc), mask)
)
)
for {
mc := add(mc, 0x20)
sc := add(sc, 1)
} lt(mc, end) {
sc := add(sc, 1)
mc := add(mc, 0x20)
} {
sstore(sc, mload(mc))
}
mask := exp(0x100, sub(mc, end))
sstore(sc, mul(div(mload(mc), mask), mask))
}
default {
// get the keccak hash to get the contents of the array
mstore(0x0, _preBytes.slot)
// Start copying to the last used word of the stored array.
let sc := add(keccak256(0x0, 0x20), div(slength, 32))
// save new length
sstore(_preBytes.slot, add(mul(newlength, 2), 1))
// Copy over the first `submod` bytes of the new data as in
// case 1 above.
let slengthmod := mod(slength, 32)
let mlengthmod := mod(mlength, 32)
let submod := sub(32, slengthmod)
let mc := add(_postBytes, submod)
let end := add(_postBytes, mlength)
let mask := sub(exp(0x100, submod), 1)
sstore(sc, add(sload(sc), and(mload(mc), mask)))
for {
sc := add(sc, 1)
mc := add(mc, 0x20)
} lt(mc, end) {
sc := add(sc, 1)
mc := add(mc, 0x20)
} {
sstore(sc, mload(mc))
}
mask := exp(0x100, sub(mc, end))
sstore(sc, mul(div(mload(mc), mask), mask))
}
}
}
function slice(
bytes memory _bytes,
uint256 _start,
uint256 _length
)
internal
pure
returns (bytes memory)
{
require(_length + 31 >= _length, "slice_overflow");
require(_bytes.length >= _start + _length, "slice_outOfBounds");
bytes memory tempBytes;
assembly {
switch iszero(_length)
case 0 {
// Get a location of some free memory and store it in tempBytes as
// Solidity does for memory variables.
tempBytes := mload(0x40)
// The first word of the slice result is potentially a partial
// word read from the original array. To read it, we calculate
// the length of that partial word and start copying that many
// bytes into the array. The first word we copy will start with
// data we don't care about, but the last `lengthmod` bytes will
// land at the beginning of the contents of the new array. When
// we're done copying, we overwrite the full first word with
// the actual length of the slice.
let lengthmod := and(_length, 31)
// The multiplication in the next line is necessary
// because when slicing multiples of 32 bytes (lengthmod == 0)
// the following copy loop was copying the origin's length
// and then ending prematurely not copying everything it should.
let mc := add(add(tempBytes, lengthmod), mul(0x20, iszero(lengthmod)))
let end := add(mc, _length)
for {
// The multiplication in the next line has the same exact purpose
// as the one above.
let cc := add(add(add(_bytes, lengthmod), mul(0x20, iszero(lengthmod))), _start)
} lt(mc, end) {
mc := add(mc, 0x20)
cc := add(cc, 0x20)
} {
mstore(mc, mload(cc))
}
mstore(tempBytes, _length)
//update free-memory pointer
//allocating the array padded to 32 bytes like the compiler does now
mstore(0x40, and(add(mc, 31), not(31)))
}
//if we want a zero-length slice let's just return a zero-length array
default {
tempBytes := mload(0x40)
//zero out the 32 bytes slice we are about to return
//we need to do it because Solidity does not garbage collect
mstore(tempBytes, 0)
mstore(0x40, add(tempBytes, 0x20))
}
}
return tempBytes;
}
function toAddress(bytes memory _bytes, uint256 _start) internal pure returns (address) {
require(_bytes.length >= _start + 20, "toAddress_outOfBounds");
address tempAddress;
assembly {
tempAddress := div(mload(add(add(_bytes, 0x20), _start)), 0x1000000000000000000000000)
}
return tempAddress;
}
function toUint8(bytes memory _bytes, uint256 _start) internal pure returns (uint8) {
require(_bytes.length >= _start + 1 , "toUint8_outOfBounds");
uint8 tempUint;
assembly {
tempUint := mload(add(add(_bytes, 0x1), _start))
}
return tempUint;
}
function toUint16(bytes memory _bytes, uint256 _start) internal pure returns (uint16) {
require(_bytes.length >= _start + 2, "toUint16_outOfBounds");
uint16 tempUint;
assembly {
tempUint := mload(add(add(_bytes, 0x2), _start))
}
return tempUint;
}
function toUint32(bytes memory _bytes, uint256 _start) internal pure returns (uint32) {
require(_bytes.length >= _start + 4, "toUint32_outOfBounds");
uint32 tempUint;
assembly {
tempUint := mload(add(add(_bytes, 0x4), _start))
}
return tempUint;
}
function toUint64(bytes memory _bytes, uint256 _start) internal pure returns (uint64) {
require(_bytes.length >= _start + 8, "toUint64_outOfBounds");
uint64 tempUint;
assembly {
tempUint := mload(add(add(_bytes, 0x8), _start))
}
return tempUint;
}
function toUint96(bytes memory _bytes, uint256 _start) internal pure returns (uint96) {
require(_bytes.length >= _start + 12, "toUint96_outOfBounds");
uint96 tempUint;
assembly {
tempUint := mload(add(add(_bytes, 0xc), _start))
}
return tempUint;
}
function toUint128(bytes memory _bytes, uint256 _start) internal pure returns (uint128) {
require(_bytes.length >= _start + 16, "toUint128_outOfBounds");
uint128 tempUint;
assembly {
tempUint := mload(add(add(_bytes, 0x10), _start))
}
return tempUint;
}
function toUint256(bytes memory _bytes, uint256 _start) internal pure returns (uint256) {
require(_bytes.length >= _start + 32, "toUint256_outOfBounds");
uint256 tempUint;
assembly {
tempUint := mload(add(add(_bytes, 0x20), _start))
}
return tempUint;
}
function toBytes32(bytes memory _bytes, uint256 _start) internal pure returns (bytes32) {
require(_bytes.length >= _start + 32, "toBytes32_outOfBounds");
bytes32 tempBytes32;
assembly {
tempBytes32 := mload(add(add(_bytes, 0x20), _start))
}
return tempBytes32;
}
function equal(bytes memory _preBytes, bytes memory _postBytes) internal pure returns (bool) {
bool success = true;
assembly {
let length := mload(_preBytes)
// if lengths don't match the arrays are not equal
switch eq(length, mload(_postBytes))
case 1 {
// cb is a circuit breaker in the for loop since there's
// no said feature for inline assembly loops
// cb = 1 - don't breaker
// cb = 0 - break
let cb := 1
let mc := add(_preBytes, 0x20)
let end := add(mc, length)
for {
let cc := add(_postBytes, 0x20)
// the next line is the loop condition:
// while(uint256(mc < end) + cb == 2)
} eq(add(lt(mc, end), cb), 2) {
mc := add(mc, 0x20)
cc := add(cc, 0x20)
} {
// if any of these checks fails then arrays are not equal
if iszero(eq(mload(mc), mload(cc))) {
// unsuccess:
success := 0
cb := 0
}
}
}
default {
// unsuccess:
success := 0
}
}
return success;
}
function equalStorage(
bytes storage _preBytes,
bytes memory _postBytes
)
internal
view
returns (bool)
{
bool success = true;
assembly {
// we know _preBytes_offset is 0
let fslot := sload(_preBytes.slot)
// Decode the length of the stored array like in concatStorage().
let slength := div(and(fslot, sub(mul(0x100, iszero(and(fslot, 1))), 1)), 2)
let mlength := mload(_postBytes)
// if lengths don't match the arrays are not equal
switch eq(slength, mlength)
case 1 {
// slength can contain both the length and contents of the array
// if length < 32 bytes so let's prepare for that
// v. http://solidity.readthedocs.io/en/latest/miscellaneous.html#layout-of-state-variables-in-storage
if iszero(iszero(slength)) {
switch lt(slength, 32)
case 1 {
// blank the last byte which is the length
fslot := mul(div(fslot, 0x100), 0x100)
if iszero(eq(fslot, mload(add(_postBytes, 0x20)))) {
// unsuccess:
success := 0
}
}
default {
// cb is a circuit breaker in the for loop since there's
// no said feature for inline assembly loops
// cb = 1 - don't breaker
// cb = 0 - break
let cb := 1
// get the keccak hash to get the contents of the array
mstore(0x0, _preBytes.slot)
let sc := keccak256(0x0, 0x20)
let mc := add(_postBytes, 0x20)
let end := add(mc, mlength)
// the next line is the loop condition:
// while(uint256(mc < end) + cb == 2)
for {} eq(add(lt(mc, end), cb), 2) {
sc := add(sc, 1)
mc := add(mc, 0x20)
} {
if iszero(eq(sload(sc), mload(mc))) {
// unsuccess:
success := 0
cb := 0
}
}
}
}
}
default {
// unsuccess:
success := 0
}
}
return success;
}
}
// SPDX-License-Identifier: Unlicense
pragma solidity ^0.8.0;
import { IONFT1155 } from "@layerzerolabs/solidity-examples/contracts/token/onft/IONFT1155.sol";
import { IONFT1155Core } from "@layerzerolabs/solidity-examples/contracts/token/onft/IONFT1155Core.sol";
import { ONFT1155Core } from "@layerzerolabs/solidity-examples/contracts/token/onft/ONFT1155Core.sol";
import { ERC1155 } from "@openzeppelin/contracts/token/ERC1155/ERC1155.sol";
import { IERC165 } from "@openzeppelin/contracts/utils/introspection/IERC165.sol";
import { ICassette } from "./interfaces/ICassette.sol";
error Cassette_ExceedsMaxPage();
error Cassette_FunctionLocked();
error Cassette_IncorrectValue();
error Cassette_InvalidConfiguration();
error Cassette_InvalidSendData();
error Cassette_MintClosed();
error Cassette_NotAllowed();
error Cassette_ValueOutOfRange();
error Cassette_WithdrawFailed();
/**
. :++-
*##- +####* -##+
*####- :%######%. -%###*
*######: =##########= .######*
*#######*-#############*-*#######*
*################################*
*################################*
*################################*
*################################*
*################################*
:*******************************+.
.:.
*###%*=:
.##########+-.
+###############=:
%##################%+
=######################
-######################++++++++++++++++++=-:
=###########################################*:
=#############################################.
+####%#*+=-:. -#############################################:
%############################################################=
%##############################################################
%##############################################################%=----::.
%#######################################################################%:
%##########################################+: :+%#######################:
*########################################* *#######################
-%###################################### %######################
-%###################################% #######################
=###################################- :#######################
....+##################################*. .+########################
+###########################################%*++*%##########################
%#########################################################################*.
%#######################################################################+
########################################################################-
*#######################################################################-
.######################################################################%.
:+#################################################################-
:=#####################################################:.....
:--:.:##############################################+
:: +###############################################%-
####%+-. %##################################################.
%#######%*-. :###################################################%
%###########%*=*####################################################=
%####################################################################
%####################################################################+
%#####################################################################.
%#####################################################################%
%######################################################################-
.+*********************************************************************.
* @title KAIJU ORIGINS: The Journals of Stod - Cassette
* @notice See https://origins.kaijukingz.io/ for more details.
* @author Augminted Labs, LLC
*/
contract Cassette is ONFT1155Core, ERC1155, IONFT1155, ICassette {
uint16 public constant FUNCTION_TYPE_BURN = uint16(uint256(keccak256("BURN")));
uint256 public immutable MAX_PAGE;
uint256 public immutable TOTAL_CHAINS;
uint256 public immutable TOKEN_OFFSET;
address public replicator;
uint256 public currentMaxPage;
uint256 public price;
uint256 public totalMinted;
bool public mintEnabled;
mapping(bytes4 => bool) public functionLocked;
constructor(
string memory _uri,
address _endpoint,
uint256 _maxPage,
uint256 _totalChains,
uint256 _tokenOffset,
uint256 _price
)
ERC1155(_uri)
ONFT1155Core(_endpoint)
{
if (_tokenOffset >= _totalChains) revert Cassette_InvalidConfiguration();
MAX_PAGE = _maxPage;
TOTAL_CHAINS = _totalChains;
TOKEN_OFFSET = _tokenOffset;
price = _price;
}
/**
* @notice Modifier applied to functions that will be disabled when they're no longer needed
*/
modifier lockable() {
if (functionLocked[msg.sig]) revert Cassette_FunctionLocked();
_;
}
/**
* @inheritdoc ERC1155
*/
function supportsInterface(
bytes4 interfaceId
)
public
view
override(ONFT1155Core, ERC1155, IERC165)
returns (bool)
{
return interfaceId == type(IONFT1155).interfaceId || super.supportsInterface(interfaceId);
}
/**
* @notice Emulates ERC721 "name" function
* @return string Contract name
*/
function name() public pure returns (string memory) {
return "KAIJU ORIGINS: The Journals of Stod - Cassette";
}
/**
* @notice Emulates ERC721 "symbol" function
* @return string Token symbol
*/
function symbol() public pure returns (string memory) {
return "CASSETTE";
}
/**
* @notice Calculate page number of a specified token ID
* @param _tokenId Token ID to return the page number of
* @return uint256 A token's corresponding page number
*/
function page(uint256 _tokenId) public view returns (uint256) {
if (_tokenId > MAX_PAGE * TOTAL_CHAINS) revert Cassette_ValueOutOfRange();
return _tokenId == 0 ? 0 : (_tokenId + TOTAL_CHAINS - 1) / TOTAL_CHAINS;
}
/**
* @notice Calculate token ID of a specified page
* @dev This will vary depending on which chain this contract is deployed to
* @param _page Page to return the token ID of
* @return uint256 A page's corresponding token ID
*/
function tokenId(uint256 _page) public view returns (uint256) {
if (_page > MAX_PAGE) revert Cassette_ValueOutOfRange();
return _page == 0 ? 0 : ((_page - 1) * TOTAL_CHAINS) + TOKEN_OFFSET + 1;
}
/**
* @notice Return an array of token balances for a specified address
* @param _account Address to return the token balances of
* @return uint256[] Balances for every valid token ID
*/
function balancesOf(address _account) public view returns (uint256[] memory) {
uint256[] memory balances = new uint256[](TOTAL_CHAINS * MAX_PAGE + 1);
for (uint256 i; i < balances.length;) {
balances[i] = balanceOf(_account, i);
unchecked { ++i; }
}
return balances;
}
/**
* @notice Set the address of the replicator contract
* @param _replicator Address of the replicator contract
*/
function setReplicator(address _replicator) public payable lockable onlyOwner {
replicator = _replicator;
}
/**
* @notice Set the price of a single cassette
* @param _price Price of a single cassette
*/
function setPrice(uint256 _price) public payable lockable onlyOwner {
price = _price;
}
/**
* @notice Set the metadata URI for the contract
* @param _uri Metadata URI for the contract
*/
function setURI(string calldata _uri) public payable lockable onlyOwner {
_setURI(_uri);
}
/**
* @notice Set the current maximum page
* @param _currentMaxPage Current maximum page
*/
function setCurrentMaxPage(uint256 _currentMaxPage) public payable lockable onlyOwner {
if (_currentMaxPage > MAX_PAGE) revert Cassette_ExceedsMaxPage();
currentMaxPage = _currentMaxPage;
}
/**
* @notice Set the current state of cassette minting
* @param _mintEnabled Current mint state
*/
function setMintEnabled(bool _mintEnabled) public payable lockable onlyOwner {
mintEnabled = _mintEnabled;
}
/**
* @notice Airdrop a specified amount of blank cassettes to a specified list of receivers
* @param _receivers List of receivers of the airdrop
* @param _amounts List of amounts to airdrop
*/
function airdrop(address[] calldata _receivers, uint256[] calldata _amounts) public payable lockable onlyOwner {
if (_receivers.length != _amounts.length) revert Cassette_ValueOutOfRange();
for (uint i; i < _receivers.length;) {
_mint(_receivers[i], 0, _amounts[i]);
unchecked { ++i; }
}
}
/**
* @notice Send all ETH transferred to the contract to a specified receiver
* @param _receiver Address to receive all the ETH in the contract
*/
function withdraw(address _receiver) public payable onlyOwner {
(bool success, ) = _receiver.call{value: address(this).balance}("");
if (!success) revert Cassette_WithdrawFailed();
}
/**
* @notice Mint a specified number of a specific page using a replicator
* @param _to Address receiving the pages
* @param _page Page to mint
* @param _amount Amount of pages to mint
*/
function replicatorMint(address _to, uint256 _page, uint256 _amount) public payable {
if (msg.sender != replicator) revert Cassette_NotAllowed();
_mint(_to, _page, _amount);
}
/**
* @notice Mint a specified number of blank cassettes
* @param _amount Amount of blank cassettes to mint
*/
function mint(uint256 _amount) public payable {
if (!mintEnabled) revert Cassette_MintClosed();
if (_amount * price != msg.value) revert Cassette_IncorrectValue();
_mint(msg.sender, 0, _amount);
}
/**
* @notice Internal function for minting cassettes
* @param _to Address receiving the cassettes
* @param _page Page to mint
* @param _amount Amount of cassettes to mint
*/
function _mint(address _to, uint256 _page, uint256 _amount) internal {
if (_page > MAX_PAGE) revert Cassette_ExceedsMaxPage();
_mint(_to, tokenId(_page), _amount, "");
unchecked { totalMinted += _amount; }
}
/**
* @notice Burn a token to receive the next page in the series
* @param _tokenId Token to burn
* @param _amount Amount of tokens to burn
*/
function burn(uint256 _tokenId, uint256 _amount) public payable {
uint256 _page = page(_tokenId);
if (_page + 1 > currentMaxPage) revert Cassette_ExceedsMaxPage();
_burn(msg.sender, _tokenId, _amount);
_mint(msg.sender, _page + 1, _amount);
}
/**
* @notice Burn a batch of tokens to receive the next page in the series
* @param _tokenIds Tokens to burn
* @param _amounts Amounts of tokens to burn
*/
function burnBatch(
uint256[] memory _tokenIds,
uint256[] memory _amounts
)
public
payable
{
for (uint256 i; i < _tokenIds.length;) {
uint256 _page = page(_tokenIds[i]);
if (_page + 1 > currentMaxPage) revert Cassette_ExceedsMaxPage();
_burn(msg.sender, _tokenIds[i], _amounts[i]);
_mint(msg.sender, _page + 1, _amounts[i]);
unchecked { ++i; }
}
}
/**
* @notice Burn a token on the current chain to receive the next page in the series on a destination chain
* @dev For more details see https://layerzero.gitbook.io/docs/evm-guides/master
* @param _from Address to burn a token from
* @param _dstChainId Destination chain's LayerZero ID
* @param _toAddress Address to receive the next page in the series
* @param _tokenId Token to burn
* @param _amount Amount of tokens to burn
* @param _refundAddress Address to send refund to if transaction is cheaper than expected
* @param _zroPaymentAddress Address of $ZRO token holder that will pay for the transaction
* @param _adapterParams Parameters for custom functionality
*/
function burnFrom(
address _from,
uint16 _dstChainId,
bytes memory _toAddress,
uint256 _tokenId,
uint256 _amount,
address payable _refundAddress,
address _zroPaymentAddress,
bytes memory _adapterParams
)
public
payable
{
if (page(_tokenId) + 1 > currentMaxPage) revert Cassette_ExceedsMaxPage();
_sendBatch(
FUNCTION_TYPE_BURN,
_from,
_dstChainId,
_toAddress,
_toSingletonArray(_tokenId),
_toSingletonArray(_amount),
_refundAddress,
_zroPaymentAddress,
_adapterParams
);
}
/**
* @notice Burn a batch of tokens on the current chain to receive the next pages in the series on a destination chain
* @dev For more details see https://layerzero.gitbook.io/docs/evm-guides/master
* @param _from Address to burn tokens from
* @param _dstChainId Destination chain's LayerZero ID
* @param _toAddress Address to receive the next pages in the series
* @param _tokenIds Tokens to burn
* @param _amounts Amounts of tokens to burn
* @param _refundAddress Address to send refund to if transaction is cheaper than expected
* @param _zroPaymentAddress Address of $ZRO token holder that will pay for the transaction
* @param _adapterParams Parameters for custom functionality
*/
function burnBatchFrom(
address _from,
uint16 _dstChainId,
bytes memory _toAddress,
uint256[] memory _tokenIds,
uint256[] memory _amounts,
address payable _refundAddress,
address _zroPaymentAddress,
bytes memory _adapterParams
)
public
payable
{
for (uint256 i; i < _tokenIds.length;) {
if (page(_tokenIds[i]) + 1 > currentMaxPage) revert Cassette_ExceedsMaxPage();
unchecked { ++i; }
}
_sendBatch(
FUNCTION_TYPE_BURN,
_from,
_dstChainId,
_toAddress,
_tokenIds,
_amounts,
_refundAddress,
_zroPaymentAddress,
_adapterParams
);
}
/**
* @notice Estimate the cost of sending a token to a destination chain
* @param _dstChainId Destination chain's LayerZero ID
* @param _toAddress Address to receive the token
* @param _tokenId Token to send
* @param _amount Amount of tokens to send
* @param _useZro Flag indicating whether to use $ZRO for payment
* @param _adapterParams Parameters for custom functionality
*/
function estimateSendFee(
uint16 _dstChainId,
bytes memory _toAddress,
uint256 _tokenId,
uint256 _amount,
bool _useZro,
bytes memory _adapterParams
)
public
view
override(ONFT1155Core, IONFT1155Core)
returns (uint256 nativeFee, uint256 zroFee)
{
return estimateBatchFee(
FUNCTION_TYPE_SEND,
_dstChainId,
_toAddress,
_toSingletonArray(_tokenId),
_toSingletonArray(_amount),
_useZro,
_adapterParams
);
}
/*
* @notice Estimate the cost of sending a batch of tokens to a destination chain
* @param _dstChainId Destination chain's LayerZero ID
* @param _toAddress Address to receive the tokens
* @param _tokenId Tokens to send
* @param _amount Amounts of tokens to send
* @param _useZro Flag indicating whether to use $ZRO for payment
* @param _adapterParams Parameters for custom functionality
*/
function estimateSendBatchFee(
uint16 _dstChainId,
bytes memory _toAddress,
uint256[] memory _tokenIds,
uint256[] memory _amounts,
bool _useZro,
bytes memory _adapterParams
)
public
view
override(ONFT1155Core, IONFT1155Core)
returns (uint256 nativeFee, uint256 zroFee)
{
return estimateBatchFee(
FUNCTION_TYPE_SEND_BATCH,
_dstChainId,
_toAddress,
_tokenIds,
_amounts,
_useZro,
_adapterParams
);
}
/*
* @notice Estimate the cost of performing a specified cross-chain function on a token
* @param _functionType Cross-chain function to perform
* @param _dstChainId Destination chain's LayerZero ID
* @param _toAddress Address to receive the tokens
* @param _tokenId Tokens to send
* @param _amount Amounts of tokens to send
* @param _useZro Flag indicating whether to use $ZRO for payment
* @param _adapterParams Parameters for custom functionality
*/
function estimateFee(
uint16 _functionType,
uint16 _dstChainId,
bytes memory _toAddress,
uint256 _tokenId,
uint256 _amount,
bool _useZro,
bytes memory _adapterParams
) public view returns (uint256 nativeFee, uint256 zroFee) {
return estimateBatchFee(
_functionType,
_dstChainId,
_toAddress,
_toSingletonArray(_tokenId),
_toSingletonArray(_amount),
_useZro,
_adapterParams
);
}
/*
* @notice Estimate the cost of performing a specified cross-chain function on a batch of tokens
* @param _functionType Cross-chain function to perform
* @param _dstChainId Destination chain's LayerZero ID
* @param _toAddress Address to receive the tokens
* @param _tokenIds Tokens to burn
* @param _amounts Amounts of tokens to burn
* @param _useZro Flag indicating whether to use $ZRO for payment
* @param _adapterParams Parameters for custom functionality
*/
function estimateBatchFee(
uint16 _functionType,
uint16 _dstChainId,
bytes memory _toAddress,
uint256[] memory _tokenIds,
uint256[] memory _amounts,
bool _useZro,
bytes memory _adapterParams
) public view returns (uint256 nativeFee, uint256 zroFee) {
bytes memory payload = abi.encode(_functionType, _toAddress, _tokenIds, _amounts);
return lzEndpoint.estimateFees(_dstChainId, address(this), payload, _useZro, _adapterParams);
}
/**
* @notice Override `ONFT1155Core` function to debit a batch of tokens from the current chain
* @dev For more details see https://layerzero.gitbook.io/docs/evm-guides/master
* @param _from Address to debit tokens from
* @param _tokenIds Tokens to debit
* @param _amounts Amounts of tokens to debit
*/
function _debitFrom(
address _from,
uint16, // _dstChainId
bytes memory, // _toAddress
uint256[] memory _tokenIds,
uint256[] memory _amounts
)
internal
override
{
if (msg.sender != _from && !isApprovedForAll(_from, msg.sender)) revert Cassette_NotAllowed();
_burnBatch(_from, _tokenIds, _amounts);
}
/**
* @notice Override `ONFT1155Core` function to credit a batch of tokens on the current chain
* @dev For more details see https://layerzero.gitbook.io/docs/evm-guides/master
* @param _toAddress Address to credit tokens to
* @param _tokenIds Tokens to credit
* @param _amounts Amounts of tokens to credit
*/
function _creditTo(
uint16, // _srcChainId
address _toAddress,
uint256[] memory _tokenIds,
uint256[] memory _amounts
)
internal
override
{
_mintBatch(_toAddress, _tokenIds, _amounts, "");
}
/**
* @notice Override `ONFT1155Core` function to send a batch of tokens from the current chain to a destination chain
* @dev For more details see https://layerzero.gitbook.io/docs/evm-guides/master
* @param _from Address to send tokens from
* @param _dstChainId Destination chain's LayerZero ID
* @param _toAddress Address to receive the tokens
* @param _tokenIds Tokens to send
* @param _amounts Amounts of tokens to send
* @param _refundAddress Address to send refund to if transaction is cheaper than expected
* @param _zroPaymentAddress Address of $ZRO token holder that will pay for the transaction
* @param _adapterParams Parameters for custom functionality
*/
function _sendBatch(
address _from,
uint16 _dstChainId,
bytes memory _toAddress,
uint256[] memory _tokenIds,
uint256[] memory _amounts,
address payable _refundAddress,
address _zroPaymentAddress,
bytes memory _adapterParams
)
internal
override
{
_sendBatch(
_tokenIds.length == 1 ? FUNCTION_TYPE_SEND : FUNCTION_TYPE_SEND_BATCH,
_from,
_dstChainId,
_toAddress,
_tokenIds,
_amounts,
_refundAddress,
_zroPaymentAddress,
_adapterParams
);
}
/**
* @notice Send a batch of tokens from the current chain to a destination chain with a specified operation
* @dev For more details see https://layerzero.gitbook.io/docs/evm-guides/master
* @param _functionType Function to perform on the destination chain
* @param _from Address to send tokens from
* @param _dstChainId Destination chain's LayerZero ID
* @param _toAddress Address to receive the tokens
* @param _tokenIds Tokens to send
* @param _amounts Amounts of tokens to send
* @param _refundAddress Address to send refund to if transaction is cheaper than expected
* @param _zroPaymentAddress Address of $ZRO token holder that will pay for the transaction
* @param _adapterParams Parameters for custom functionality
*/
function _sendBatch(
uint16 _functionType,
address _from,
uint16 _dstChainId,
bytes memory _toAddress,
uint256[] memory _tokenIds,
uint256[] memory _amounts,
address payable _refundAddress,
address _zroPaymentAddress,
bytes memory _adapterParams
)
internal
{
if (_tokenIds.length == 0 || _tokenIds.length != _amounts.length)
revert Cassette_InvalidSendData();
if (_functionType == FUNCTION_TYPE_SEND || _functionType == FUNCTION_TYPE_SEND_BATCH) {
for (uint256 i; i < _tokenIds.length;) {
if (_tokenIds[i] != 0) revert Cassette_InvalidSendData();
unchecked { ++i; }
}
}
_debitFrom(_from, _dstChainId, _toAddress, _tokenIds, _amounts);
bytes memory payload = abi.encode(_functionType, _toAddress, _tokenIds, _amounts);
_checkGasLimit(_dstChainId, _functionType, _adapterParams, NO_EXTRA_GAS);
_lzSend(_dstChainId, payload, _refundAddress, _zroPaymentAddress, _adapterParams, msg.value);
if (_tokenIds.length == 1) {
emit SendToChain(_dstChainId, _from, _toAddress, _tokenIds[0], _amounts[0]);
} else if (_tokenIds.length > 1) {
emit SendBatchToChain(_dstChainId, _from, _toAddress, _tokenIds, _amounts);
}
}
/**
* @notice Override `ONFT1155Core` function that processes a payload from a source chain
* @dev For more details see https://layerzero.gitbook.io/docs/evm-guides/master
* @param _srcChainId Source chain's LayerZero ID
* @param _srcAddress Address that sent the payload from the source chain
* @param _payload Payload to process
*/
function _nonblockingLzReceive(
uint16 _srcChainId,
bytes memory _srcAddress,
uint64, // _nonce
bytes memory _payload
)
internal
override
{
(
uint16 functionType,
bytes memory toAddressBytes,
uint256[] memory tokenIds,
uint256[] memory amounts
) = abi.decode(_payload, (uint16, bytes, uint256[], uint256[]));
address toAddress;
assembly {
toAddress := mload(add(toAddressBytes, 20))
}
uint256[] memory _tokenIds = functionType == FUNCTION_TYPE_BURN
? _bumpTokenIds(tokenIds)
: tokenIds;
_creditTo(_srcChainId, toAddress, _tokenIds, amounts);
if (tokenIds.length == 1) {
emit ReceiveFromChain(_srcChainId, _srcAddress, toAddress, _tokenIds[0], amounts[0]);
} else if (tokenIds.length > 1) {
emit ReceiveBatchFromChain(_srcChainId, _srcAddress, toAddress, _tokenIds, amounts);
}
}
/**
* @notice Bump token IDs to those corresponding to the next page in the series
* @param _tokenIds Tokens to bump to the next page
* @return uint256[] Tokens corresponding to the next page in the series
*/
function _bumpTokenIds(uint256[] memory _tokenIds) internal view returns (uint256[] memory) {
for (uint256 i; i < _tokenIds.length;) {
unchecked {
_tokenIds[i] = tokenId(page(_tokenIds[i]) + 1);
++i;
}
}
return _tokenIds;
}
}// 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;
}
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC1155/ERC1155.sol)
pragma solidity ^0.8.0;
import "./IERC1155.sol";
import "./IERC1155Receiver.sol";
import "./extensions/IERC1155MetadataURI.sol";
import "../../utils/Address.sol";
import "../../utils/Context.sol";
import "../../utils/introspection/ERC165.sol";
/**
* @dev Implementation of the basic standard multi-token.
* See https://eips.ethereum.org/EIPS/eip-1155
* Originally based on code by Enjin: https://github.com/enjin/erc-1155
*
* _Available since v3.1._
*/
contract ERC1155 is Context, ERC165, IERC1155, IERC1155MetadataURI {
using Address for address;
// Mapping from token ID to account balances
mapping(uint256 => mapping(address => uint256)) private _balances;
// Mapping from account to operator approvals
mapping(address => mapping(address => bool)) private _operatorApprovals;
// Used as the URI for all token types by relying on ID substitution, e.g. https://token-cdn-domain/{id}.json
string private _uri;
/**
* @dev See {_setURI}.
*/
constructor(string memory uri_) {
_setURI(uri_);
}
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
return
interfaceId == type(IERC1155).interfaceId ||
interfaceId == type(IERC1155MetadataURI).interfaceId ||
super.supportsInterface(interfaceId);
}
/**
* @dev See {IERC1155MetadataURI-uri}.
*
* This implementation returns the same URI for *all* token types. It relies
* on the token type ID substitution mechanism
* https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].
*
* Clients calling this function must replace the `\{id\}` substring with the
* actual token type ID.
*/
function uri(uint256) public view virtual override returns (string memory) {
return _uri;
}
/**
* @dev See {IERC1155-balanceOf}.
*
* Requirements:
*
* - `account` cannot be the zero address.
*/
function balanceOf(address account, uint256 id) public view virtual override returns (uint256) {
require(account != address(0), "ERC1155: address zero is not a valid owner");
return _balances[id][account];
}
/**
* @dev See {IERC1155-balanceOfBatch}.
*
* Requirements:
*
* - `accounts` and `ids` must have the same length.
*/
function balanceOfBatch(address[] memory accounts, uint256[] memory ids)
public
view
virtual
override
returns (uint256[] memory)
{
require(accounts.length == ids.length, "ERC1155: accounts and ids length mismatch");
uint256[] memory batchBalances = new uint256[](accounts.length);
for (uint256 i = 0; i < accounts.length; ++i) {
batchBalances[i] = balanceOf(accounts[i], ids[i]);
}
return batchBalances;
}
/**
* @dev See {IERC1155-setApprovalForAll}.
*/
function setApprovalForAll(address operator, bool approved) public virtual override {
_setApprovalForAll(_msgSender(), operator, approved);
}
/**
* @dev See {IERC1155-isApprovedForAll}.
*/
function isApprovedForAll(address account, address operator) public view virtual override returns (bool) {
return _operatorApprovals[account][operator];
}
/**
* @dev See {IERC1155-safeTransferFrom}.
*/
function safeTransferFrom(
address from,
address to,
uint256 id,
uint256 amount,
bytes memory data
) public virtual override {
require(
from == _msgSender() || isApprovedForAll(from, _msgSender()),
"ERC1155: caller is not token owner or approved"
);
_safeTransferFrom(from, to, id, amount, data);
}
/**
* @dev See {IERC1155-safeBatchTransferFrom}.
*/
function safeBatchTransferFrom(
address from,
address to,
uint256[] memory ids,
uint256[] memory amounts,
bytes memory data
) public virtual override {
require(
from == _msgSender() || isApprovedForAll(from, _msgSender()),
"ERC1155: caller is not token owner or approved"
);
_safeBatchTransferFrom(from, to, ids, amounts, data);
}
/**
* @dev Transfers `amount` tokens of token type `id` from `from` to `to`.
*
* Emits a {TransferSingle} event.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - `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 memory data
) internal virtual {
require(to != address(0), "ERC1155: transfer to the zero address");
address operator = _msgSender();
uint256[] memory ids = _asSingletonArray(id);
uint256[] memory amounts = _asSingletonArray(amount);
_beforeTokenTransfer(operator, from, to, ids, amounts, data);
uint256 fromBalance = _balances[id][from];
require(fromBalance >= amount, "ERC1155: insufficient balance for transfer");
unchecked {
_balances[id][from] = fromBalance - amount;
}
_balances[id][to] += amount;
emit TransferSingle(operator, from, to, id, amount);
_afterTokenTransfer(operator, from, to, ids, amounts, data);
_doSafeTransferAcceptanceCheck(operator, from, to, id, amount, data);
}
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_safeTransferFrom}.
*
* Emits a {TransferBatch} event.
*
* Requirements:
*
* - 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[] memory ids,
uint256[] memory amounts,
bytes memory data
) internal virtual {
require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");
require(to != address(0), "ERC1155: transfer to the zero address");
address operator = _msgSender();
_beforeTokenTransfer(operator, from, to, ids, amounts, data);
for (uint256 i = 0; i < ids.length; ++i) {
uint256 id = ids[i];
uint256 amount = amounts[i];
uint256 fromBalance = _balances[id][from];
require(fromBalance >= amount, "ERC1155: insufficient balance for transfer");
unchecked {
_balances[id][from] = fromBalance - amount;
}
_balances[id][to] += amount;
}
emit TransferBatch(operator, from, to, ids, amounts);
_afterTokenTransfer(operator, from, to, ids, amounts, data);
_doSafeBatchTransferAcceptanceCheck(operator, from, to, ids, amounts, data);
}
/**
* @dev Sets a new URI for all token types, by relying on the token type ID
* substitution mechanism
* https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].
*
* By this mechanism, any occurrence of the `\{id\}` substring in either the
* URI or any of the amounts in the JSON file at said URI will be replaced by
* clients with the token type ID.
*
* For example, the `https://token-cdn-domain/\{id\}.json` URI would be
* interpreted by clients as
* `https://token-cdn-domain/000000000000000000000000000000000000000000000000000000000004cce0.json`
* for token type ID 0x4cce0.
*
* See {uri}.
*
* Because these URIs cannot be meaningfully represented by the {URI} event,
* this function emits no events.
*/
function _setURI(string memory newuri) internal virtual {
_uri = newuri;
}
/**
* @dev Creates `amount` tokens of token type `id`, and assigns them to `to`.
*
* Emits a {TransferSingle} event.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
* acceptance magic value.
*/
function _mint(
address to,
uint256 id,
uint256 amount,
bytes memory data
) internal virtual {
require(to != address(0), "ERC1155: mint to the zero address");
address operator = _msgSender();
uint256[] memory ids = _asSingletonArray(id);
uint256[] memory amounts = _asSingletonArray(amount);
_beforeTokenTransfer(operator, address(0), to, ids, amounts, data);
_balances[id][to] += amount;
emit TransferSingle(operator, address(0), to, id, amount);
_afterTokenTransfer(operator, address(0), to, ids, amounts, data);
_doSafeTransferAcceptanceCheck(operator, address(0), to, id, amount, data);
}
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_mint}.
*
* 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 _mintBatch(
address to,
uint256[] memory ids,
uint256[] memory amounts,
bytes memory data
) internal virtual {
require(to != address(0), "ERC1155: mint to the zero address");
require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");
address operator = _msgSender();
_beforeTokenTransfer(operator, address(0), to, ids, amounts, data);
for (uint256 i = 0; i < ids.length; i++) {
_balances[ids[i]][to] += amounts[i];
}
emit TransferBatch(operator, address(0), to, ids, amounts);
_afterTokenTransfer(operator, address(0), to, ids, amounts, data);
_doSafeBatchTransferAcceptanceCheck(operator, address(0), to, ids, amounts, data);
}
/**
* @dev Destroys `amount` tokens of token type `id` from `from`
*
* Emits a {TransferSingle} event.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `from` must have at least `amount` tokens of token type `id`.
*/
function _burn(
address from,
uint256 id,
uint256 amount
) internal virtual {
require(from != address(0), "ERC1155: burn from the zero address");
address operator = _msgSender();
uint256[] memory ids = _asSingletonArray(id);
uint256[] memory amounts = _asSingletonArray(amount);
_beforeTokenTransfer(operator, from, address(0), ids, amounts, "");
uint256 fromBalance = _balances[id][from];
require(fromBalance >= amount, "ERC1155: burn amount exceeds balance");
unchecked {
_balances[id][from] = fromBalance - amount;
}
emit TransferSingle(operator, from, address(0), id, amount);
_afterTokenTransfer(operator, from, address(0), ids, amounts, "");
}
/**
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_burn}.
*
* Emits a {TransferBatch} event.
*
* Requirements:
*
* - `ids` and `amounts` must have the same length.
*/
function _burnBatch(
address from,
uint256[] memory ids,
uint256[] memory amounts
) internal virtual {
require(from != address(0), "ERC1155: burn from the zero address");
require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");
address operator = _msgSender();
_beforeTokenTransfer(operator, from, address(0), ids, amounts, "");
for (uint256 i = 0; i < ids.length; i++) {
uint256 id = ids[i];
uint256 amount = amounts[i];
uint256 fromBalance = _balances[id][from];
require(fromBalance >= amount, "ERC1155: burn amount exceeds balance");
unchecked {
_balances[id][from] = fromBalance - amount;
}
}
emit TransferBatch(operator, from, address(0), ids, amounts);
_afterTokenTransfer(operator, from, address(0), ids, amounts, "");
}
/**
* @dev Approve `operator` to operate on all of `owner` tokens
*
* Emits an {ApprovalForAll} event.
*/
function _setApprovalForAll(
address owner,
address operator,
bool approved
) internal virtual {
require(owner != operator, "ERC1155: setting approval status for self");
_operatorApprovals[owner][operator] = approved;
emit ApprovalForAll(owner, operator, approved);
}
/**
* @dev Hook that is called before any token transfer. This includes minting
* and burning, as well as batched variants.
*
* The same hook is called on both single and batched variants. For single
* transfers, the length of the `ids` and `amounts` arrays will be 1.
*
* Calling conditions (for each `id` and `amount` pair):
*
* - When `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* of token type `id` will be transferred to `to`.
* - When `from` is zero, `amount` tokens of token type `id` will be minted
* for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens of token type `id`
* will be burned.
* - `from` and `to` are never both zero.
* - `ids` and `amounts` have the same, non-zero length.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _beforeTokenTransfer(
address operator,
address from,
address to,
uint256[] memory ids,
uint256[] memory amounts,
bytes memory data
) internal virtual {}
/**
* @dev Hook that is called after any token transfer. This includes minting
* and burning, as well as batched variants.
*
* The same hook is called on both single and batched variants. For single
* transfers, the length of the `id` and `amount` arrays will be 1.
*
* Calling conditions (for each `id` and `amount` pair):
*
* - When `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* of token type `id` will be transferred to `to`.
* - When `from` is zero, `amount` tokens of token type `id` will be minted
* for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens of token type `id`
* will be burned.
* - `from` and `to` are never both zero.
* - `ids` and `amounts` have the same, non-zero length.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _afterTokenTransfer(
address operator,
address from,
address to,
uint256[] memory ids,
uint256[] memory amounts,
bytes memory data
) internal virtual {}
function _doSafeTransferAcceptanceCheck(
address operator,
address from,
address to,
uint256 id,
uint256 amount,
bytes memory data
) private {
if (to.isContract()) {
try IERC1155Receiver(to).onERC1155Received(operator, from, id, amount, data) returns (bytes4 response) {
if (response != IERC1155Receiver.onERC1155Received.selector) {
revert("ERC1155: ERC1155Receiver rejected tokens");
}
} catch Error(string memory reason) {
revert(reason);
} catch {
revert("ERC1155: transfer to non-ERC1155Receiver implementer");
}
}
}
function _doSafeBatchTransferAcceptanceCheck(
address operator,
address from,
address to,
uint256[] memory ids,
uint256[] memory amounts,
bytes memory data
) private {
if (to.isContract()) {
try IERC1155Receiver(to).onERC1155BatchReceived(operator, from, ids, amounts, data) returns (
bytes4 response
) {
if (response != IERC1155Receiver.onERC1155BatchReceived.selector) {
revert("ERC1155: ERC1155Receiver rejected tokens");
}
} catch Error(string memory reason) {
revert(reason);
} catch {
revert("ERC1155: transfer to non-ERC1155Receiver implementer");
}
}
}
function _asSingletonArray(uint256 element) private pure returns (uint256[] memory) {
uint256[] memory array = new uint256[](1);
array[0] = element;
return array;
}
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol)
pragma solidity ^0.8.0;
import "./IERC165.sol";
/**
* @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;
}
}
// SPDX-License-Identifier: MIT OR Apache-2.0
pragma solidity >=0.7.6;
library ExcessivelySafeCall {
uint256 constant LOW_28_MASK =
0x00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff;
/// @notice Use when you _really_ really _really_ don't trust the called
/// contract. This prevents the called contract from causing reversion of
/// the caller in as many ways as we can.
/// @dev The main difference between this and a solidity low-level call is
/// that we limit the number of bytes that the callee can cause to be
/// copied to caller memory. This prevents stupid things like malicious
/// contracts returning 10,000,000 bytes causing a local OOG when copying
/// to memory.
/// @param _target The address to call
/// @param _gas The amount of gas to forward to the remote contract
/// @param _maxCopy The maximum number of bytes of returndata to copy
/// to memory.
/// @param _calldata The data to send to the remote contract
/// @return success and returndata, as `.call()`. Returndata is capped to
/// `_maxCopy` bytes.
function excessivelySafeCall(
address _target,
uint256 _gas,
uint16 _maxCopy,
bytes memory _calldata
) internal returns (bool, bytes memory) {
// set up for assembly call
uint256 _toCopy;
bool _success;
bytes memory _returnData = new bytes(_maxCopy);
// dispatch message to recipient
// by assembly calling "handle" function
// we call via assembly to avoid memcopying a very large returndata
// returned by a malicious contract
assembly {
_success := call(
_gas, // gas
_target, // recipient
0, // ether value
add(_calldata, 0x20), // inloc
mload(_calldata), // inlen
0, // outloc
0 // outlen
)
// limit our copy to 256 bytes
_toCopy := returndatasize()
if gt(_toCopy, _maxCopy) {
_toCopy := _maxCopy
}
// Store the length of the copied bytes
mstore(_returnData, _toCopy)
// copy the bytes from returndata[0:_toCopy]
returndatacopy(add(_returnData, 0x20), 0, _toCopy)
}
return (_success, _returnData);
}
/// @notice Use when you _really_ really _really_ don't trust the called
/// contract. This prevents the called contract from causing reversion of
/// the caller in as many ways as we can.
/// @dev The main difference between this and a solidity low-level call is
/// that we limit the number of bytes that the callee can cause to be
/// copied to caller memory. This prevents stupid things like malicious
/// contracts returning 10,000,000 bytes causing a local OOG when copying
/// to memory.
/// @param _target The address to call
/// @param _gas The amount of gas to forward to the remote contract
/// @param _maxCopy The maximum number of bytes of returndata to copy
/// to memory.
/// @param _calldata The data to send to the remote contract
/// @return success and returndata, as `.call()`. Returndata is capped to
/// `_maxCopy` bytes.
function excessivelySafeStaticCall(
address _target,
uint256 _gas,
uint16 _maxCopy,
bytes memory _calldata
) internal view returns (bool, bytes memory) {
// set up for assembly call
uint256 _toCopy;
bool _success;
bytes memory _returnData = new bytes(_maxCopy);
// dispatch message to recipient
// by assembly calling "handle" function
// we call via assembly to avoid memcopying a very large returndata
// returned by a malicious contract
assembly {
_success := staticcall(
_gas, // gas
_target, // recipient
add(_calldata, 0x20), // inloc
mload(_calldata), // inlen
0, // outloc
0 // outlen
)
// limit our copy to 256 bytes
_toCopy := returndatasize()
if gt(_toCopy, _maxCopy) {
_toCopy := _maxCopy
}
// Store the length of the copied bytes
mstore(_returnData, _toCopy)
// copy the bytes from returndata[0:_toCopy]
returndatacopy(add(_returnData, 0x20), 0, _toCopy)
}
return (_success, _returnData);
}
/**
* @notice Swaps function selectors in encoded contract calls
* @dev Allows reuse of encoded calldata for functions with identical
* argument types but different names. It simply swaps out the first 4 bytes
* for the new selector. This function modifies memory in place, and should
* only be used with caution.
* @param _newSelector The new 4-byte selector
* @param _buf The encoded contract args
*/
function swapSelector(bytes4 _newSelector, bytes memory _buf)
internal
pure
{
require(_buf.length >= 4);
uint256 _mask = LOW_28_MASK;
assembly {
// load the first word of
let _word := mload(add(_buf, 0x20))
// mask out the top 4 bytes
// /x
_word := and(_word, _mask)
_word := or(_newSelector, _word)
mstore(add(_buf, 0x20), _word)
}
}
}
// SPDX-License-Identifier: Unlicense
pragma solidity ^0.8.0;
interface ICassette {
function currentMaxPage() external view returns (uint);
function replicatorMint(address to, uint256 chapter, uint256 amount) external payable;
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (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 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 v4.4.1 (token/ERC1155/extensions/IERC1155MetadataURI.sol)
pragma solidity ^0.8.0;
import "../IERC1155.sol";
/**
* @dev Interface of the optional ERC1155MetadataExtension interface, as defined
* in the https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[EIP].
*
* _Available since v3.1._
*/
interface IERC1155MetadataURI is IERC1155 {
/**
* @dev Returns the URI for token type `id`.
*
* If the `\{id\}` substring is present in the URI, it must be replaced by
* clients with the actual token type ID.
*/
function uri(uint256 id) external view returns (string memory);
}
// 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 (utils/introspection/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);
}
// SPDX-License-Identifier: MIT
pragma solidity >=0.5.0;
import "./ILayerZeroUserApplicationConfig.sol";
interface ILayerZeroEndpoint is ILayerZeroUserApplicationConfig {
// @notice send a LayerZero message to the specified address at a LayerZero endpoint.
// @param _dstChainId - the destination chain identifier
// @param _destination - the address on destination chain (in bytes). address length/format may vary by chains
// @param _payload - a custom bytes payload to send to the destination contract
// @param _refundAddress - if the source transaction is cheaper than the amount of value passed, refund the additional amount to this address
// @param _zroPaymentAddress - the address of the ZRO token holder who would pay for the transaction
// @param _adapterParams - parameters for custom functionality. e.g. receive airdropped native gas from the relayer on destination
function send(uint16 _dstChainId, bytes calldata _destination, bytes calldata _payload, address payable _refundAddress, address _zroPaymentAddress, bytes calldata _adapterParams) external payable;
// @notice used by the messaging library to publish verified payload
// @param _srcChainId - the source chain identifier
// @param _srcAddress - the source contract (as bytes) at the source chain
// @param _dstAddress - the address on destination chain
// @param _nonce - the unbound message ordering nonce
// @param _gasLimit - the gas limit for external contract execution
// @param _payload - verified payload to send to the destination contract
function receivePayload(uint16 _srcChainId, bytes calldata _srcAddress, address _dstAddress, uint64 _nonce, uint _gasLimit, bytes calldata _payload) external;
// @notice get the inboundNonce of a lzApp from a source chain which could be EVM or non-EVM chain
// @param _srcChainId - the source chain identifier
// @param _srcAddress - the source chain contract address
function getInboundNonce(uint16 _srcChainId, bytes calldata _srcAddress) external view returns (uint64);
// @notice get the outboundNonce from this source chain which, consequently, is always an EVM
// @param _srcAddress - the source chain contract address
function getOutboundNonce(uint16 _dstChainId, address _srcAddress) external view returns (uint64);
// @notice gets a quote in source native gas, for the amount that send() requires to pay for message delivery
// @param _dstChainId - the destination chain identifier
// @param _userApplication - the user app address on this EVM chain
// @param _payload - the custom message to send over LayerZero
// @param _payInZRO - if false, user app pays the protocol fee in native token
// @param _adapterParam - parameters for the adapter service, e.g. send some dust native token to dstChain
function estimateFees(uint16 _dstChainId, address _userApplication, bytes calldata _payload, bool _payInZRO, bytes calldata _adapterParam) external view returns (uint nativeFee, uint zroFee);
// @notice get this Endpoint's immutable source identifier
function getChainId() external view returns (uint16);
// @notice the interface to retry failed message on this Endpoint destination
// @param _srcChainId - the source chain identifier
// @param _srcAddress - the source chain contract address
// @param _payload - the payload to be retried
function retryPayload(uint16 _srcChainId, bytes calldata _srcAddress, bytes calldata _payload) external;
// @notice query if any STORED payload (message blocking) at the endpoint.
// @param _srcChainId - the source chain identifier
// @param _srcAddress - the source chain contract address
function hasStoredPayload(uint16 _srcChainId, bytes calldata _srcAddress) external view returns (bool);
// @notice query if the _libraryAddress is valid for sending msgs.
// @param _userApplication - the user app address on this EVM chain
function getSendLibraryAddress(address _userApplication) external view returns (address);
// @notice query if the _libraryAddress is valid for receiving msgs.
// @param _userApplication - the user app address on this EVM chain
function getReceiveLibraryAddress(address _userApplication) external view returns (address);
// @notice query if the non-reentrancy guard for send() is on
// @return true if the guard is on. false otherwise
function isSendingPayload() external view returns (bool);
// @notice query if the non-reentrancy guard for receive() is on
// @return true if the guard is on. false otherwise
function isReceivingPayload() external view returns (bool);
// @notice get the configuration of the LayerZero messaging library of the specified version
// @param _version - messaging library version
// @param _chainId - the chainId for the pending config change
// @param _userApplication - the contract address of the user application
// @param _configType - type of configuration. every messaging library has its own convention.
function getConfig(uint16 _version, uint16 _chainId, address _userApplication, uint _configType) external view returns (bytes memory);
// @notice get the send() LayerZero messaging library version
// @param _userApplication - the contract address of the user application
function getSendVersion(address _userApplication) external view returns (uint16);
// @notice get the lzReceive() LayerZero messaging library version
// @param _userApplication - the contract address of the user application
function getReceiveVersion(address _userApplication) external view returns (uint16);
}
// SPDX-License-Identifier: MIT
pragma solidity >=0.5.0;
interface ILayerZeroReceiver {
// @notice LayerZero endpoint will invoke this function to deliver the message on the destination
// @param _srcChainId - the source endpoint identifier
// @param _srcAddress - the source sending contract address from the source chain
// @param _nonce - the ordered message nonce
// @param _payload - the signed payload is the UA bytes has encoded to be sent
function lzReceive(uint16 _srcChainId, bytes calldata _srcAddress, uint64 _nonce, bytes calldata _payload) external;
}
// SPDX-License-Identifier: MIT
pragma solidity >=0.5.0;
interface ILayerZeroUserApplicationConfig {
// @notice set the configuration of the LayerZero messaging library of the specified version
// @param _version - messaging library version
// @param _chainId - the chainId for the pending config change
// @param _configType - type of configuration. every messaging library has its own convention.
// @param _config - configuration in the bytes. can encode arbitrary content.
function setConfig(uint16 _version, uint16 _chainId, uint _configType, bytes calldata _config) external;
// @notice set the send() LayerZero messaging library version to _version
// @param _version - new messaging library version
function setSendVersion(uint16 _version) external;
// @notice set the lzReceive() LayerZero messaging library version to _version
// @param _version - new messaging library version
function setReceiveVersion(uint16 _version) external;
// @notice Only when the UA needs to resume the message flow in blocking mode and clear the stored payload
// @param _srcChainId - the chainId of the source chain
// @param _srcAddress - the contract address of the source contract at the source chain
function forceResumeReceive(uint16 _srcChainId, bytes calldata _srcAddress) external;
}
// SPDX-License-Identifier: MIT
pragma solidity >=0.5.0;
import "./IONFT1155Core.sol";
import "@openzeppelin/contracts/token/ERC1155/IERC1155.sol";
/**
* @dev Interface of the ONFT standard
*/
interface IONFT1155 is IONFT1155Core, IERC1155 {
}
// SPDX-License-Identifier: MIT
pragma solidity >=0.5.0;
import "@openzeppelin/contracts/utils/introspection/IERC165.sol";
/**
* @dev Interface of the ONFT Core standard
*/
interface IONFT1155Core is IERC165 {
event SendToChain(uint16 indexed _dstChainId, address indexed _from, bytes indexed _toAddress, uint _tokenId, uint _amount);
event SendBatchToChain(uint16 indexed _dstChainId, address indexed _from, bytes indexed _toAddress, uint[] _tokenIds, uint[] _amounts);
event ReceiveFromChain(uint16 indexed _srcChainId, bytes indexed _srcAddress, address indexed _toAddress, uint _tokenId, uint _amount);
event ReceiveBatchFromChain(uint16 indexed _srcChainId, bytes indexed _srcAddress, address indexed _toAddress, uint[] _tokenIds, uint[] _amounts);
// _from - address where tokens should be deducted from on behalf of
// _dstChainId - L0 defined chain id to send tokens too
// _toAddress - dynamic bytes array which contains the address to whom you are sending tokens to on the dstChain
// _tokenId - token Id to transfer
// _amount - amount of the tokens to transfer
// _refundAddress - address on src that will receive refund for any overpayment of L0 fees
// _zroPaymentAddress - if paying in zro, pass the address to use. using 0x0 indicates not paying fees in zro
// _adapterParams - flexible bytes array to indicate messaging adapter services in L0
function sendFrom(address _from, uint16 _dstChainId, bytes calldata _toAddress, uint _tokenId, uint _amount, address payable _refundAddress, address _zroPaymentAddress, bytes calldata _adapterParams) external payable;
// _from - address where tokens should be deducted from on behalf of
// _dstChainId - L0 defined chain id to send tokens too
// _toAddress - dynamic bytes array which contains the address to whom you are sending tokens to on the dstChain
// _tokenIds - token Ids to transfer
// _amounts - amounts of the tokens to transfer
// _refundAddress - address on src that will receive refund for any overpayment of L0 fees
// _zroPaymentAddress - if paying in zro, pass the address to use. using 0x0 indicates not paying fees in zro
// _adapterParams - flexible bytes array to indicate messaging adapter services in L0
function sendBatchFrom(address _from, uint16 _dstChainId, bytes calldata _toAddress, uint[] calldata _tokenIds, uint[] calldata _amounts, address payable _refundAddress, address _zroPaymentAddress, bytes calldata _adapterParams) external payable;
// _dstChainId - L0 defined chain id to send tokens too
// _toAddress - dynamic bytes array which contains the address to whom you are sending tokens to on the dstChain
// _tokenId - token Id to transfer
// _amount - amount of the tokens to transfer
// _useZro - indicates to use zro to pay L0 fees
// _adapterParams - flexible bytes array to indicate messaging adapter services in L0
function estimateSendFee(uint16 _dstChainId, bytes calldata _toAddress, uint _tokenId, uint _amount, bool _useZro, bytes calldata _adapterParams) external view returns (uint nativeFee, uint zroFee);
// _dstChainId - L0 defined chain id to send tokens too
// _toAddress - dynamic bytes array which contains the address to whom you are sending tokens to on the dstChain
// _tokenIds - tokens Id to transfer
// _amounts - amounts of the tokens to transfer
// _useZro - indicates to use zro to pay L0 fees
// _adapterParams - flexible bytes array to indicate messaging adapter services in L0
function estimateSendBatchFee(uint16 _dstChainId, bytes calldata _toAddress, uint[] calldata _tokenIds, uint[] calldata _amounts, bool _useZro, bytes calldata _adapterParams) external view returns (uint nativeFee, uint zroFee);
}
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "@openzeppelin/contracts/access/Ownable.sol";
import "../interfaces/ILayerZeroReceiver.sol";
import "../interfaces/ILayerZeroUserApplicationConfig.sol";
import "../interfaces/ILayerZeroEndpoint.sol";
import "../util/BytesLib.sol";
/*
* a generic LzReceiver implementation
*/
abstract contract LzApp is Ownable, ILayerZeroReceiver, ILayerZeroUserApplicationConfig {
using BytesLib for bytes;
// ua can not send payload larger than this by default, but it can be changed by the ua owner
uint constant public DEFAULT_PAYLOAD_SIZE_LIMIT = 10000;
ILayerZeroEndpoint public immutable lzEndpoint;
mapping(uint16 => bytes) public trustedRemoteLookup;
mapping(uint16 => mapping(uint16 => uint)) public minDstGasLookup;
mapping(uint16 => uint) public payloadSizeLimitLookup;
address public precrime;
event SetPrecrime(address precrime);
event SetTrustedRemote(uint16 _remoteChainId, bytes _path);
event SetTrustedRemoteAddress(uint16 _remoteChainId, bytes _remoteAddress);
event SetMinDstGas(uint16 _dstChainId, uint16 _type, uint _minDstGas);
constructor(address _endpoint) {
lzEndpoint = ILayerZeroEndpoint(_endpoint);
}
function lzReceive(uint16 _srcChainId, bytes calldata _srcAddress, uint64 _nonce, bytes calldata _payload) public virtual override {
// lzReceive must be called by the endpoint for security
require(_msgSender() == address(lzEndpoint), "LzApp: invalid endpoint caller");
bytes memory trustedRemote = trustedRemoteLookup[_srcChainId];
// if will still block the message pathway from (srcChainId, srcAddress). should not receive message from untrusted remote.
require(_srcAddress.length == trustedRemote.length && trustedRemote.length > 0 && keccak256(_srcAddress) == keccak256(trustedRemote), "LzApp: invalid source sending contract");
_blockingLzReceive(_srcChainId, _srcAddress, _nonce, _payload);
}
// abstract function - the default behaviour of LayerZero is blocking. See: NonblockingLzApp if you dont need to enforce ordered messaging
function _blockingLzReceive(uint16 _srcChainId, bytes memory _srcAddress, uint64 _nonce, bytes memory _payload) internal virtual;
function _lzSend(uint16 _dstChainId, bytes memory _payload, address payable _refundAddress, address _zroPaymentAddress, bytes memory _adapterParams, uint _nativeFee) internal virtual {
bytes memory trustedRemote = trustedRemoteLookup[_dstChainId];
require(trustedRemote.length != 0, "LzApp: destination chain is not a trusted source");
_checkPayloadSize(_dstChainId, _payload.length);
lzEndpoint.send{value: _nativeFee}(_dstChainId, trustedRemote, _payload, _refundAddress, _zroPaymentAddress, _adapterParams);
}
function _checkGasLimit(uint16 _dstChainId, uint16 _type, bytes memory _adapterParams, uint _extraGas) internal view virtual {
uint providedGasLimit = _getGasLimit(_adapterParams);
uint minGasLimit = minDstGasLookup[_dstChainId][_type] + _extraGas;
require(minGasLimit > 0, "LzApp: minGasLimit not set");
require(providedGasLimit >= minGasLimit, "LzApp: gas limit is too low");
}
function _getGasLimit(bytes memory _adapterParams) internal pure virtual returns (uint gasLimit) {
require(_adapterParams.length >= 34, "LzApp: invalid adapterParams");
assembly {
gasLimit := mload(add(_adapterParams, 34))
}
}
function _checkPayloadSize(uint16 _dstChainId, uint _payloadSize) internal view virtual {
uint payloadSizeLimit = payloadSizeLimitLookup[_dstChainId];
if (payloadSizeLimit == 0) { // use default if not set
payloadSizeLimit = DEFAULT_PAYLOAD_SIZE_LIMIT;
}
require(_payloadSize <= payloadSizeLimit, "LzApp: payload size is too large");
}
//---------------------------UserApplication config----------------------------------------
function getConfig(uint16 _version, uint16 _chainId, address, uint _configType) external view returns (bytes memory) {
return lzEndpoint.getConfig(_version, _chainId, address(this), _configType);
}
// generic config for LayerZero user Application
function setConfig(uint16 _version, uint16 _chainId, uint _configType, bytes calldata _config) external override onlyOwner {
lzEndpoint.setConfig(_version, _chainId, _configType, _config);
}
function setSendVersion(uint16 _version) external override onlyOwner {
lzEndpoint.setSendVersion(_version);
}
function setReceiveVersion(uint16 _version) external override onlyOwner {
lzEndpoint.setReceiveVersion(_version);
}
function forceResumeReceive(uint16 _srcChainId, bytes calldata _srcAddress) external override onlyOwner {
lzEndpoint.forceResumeReceive(_srcChainId, _srcAddress);
}
// _path = abi.encodePacked(remoteAddress, localAddress)
// this function set the trusted path for the cross-chain communication
function setTrustedRemote(uint16 _srcChainId, bytes calldata _path) external onlyOwner {
trustedRemoteLookup[_srcChainId] = _path;
emit SetTrustedRemote(_srcChainId, _path);
}
function setTrustedRemoteAddress(uint16 _remoteChainId, bytes calldata _remoteAddress) external onlyOwner {
trustedRemoteLookup[_remoteChainId] = abi.encodePacked(_remoteAddress, address(this));
emit SetTrustedRemoteAddress(_remoteChainId, _remoteAddress);
}
function getTrustedRemoteAddress(uint16 _remoteChainId) external view returns (bytes memory) {
bytes memory path = trustedRemoteLookup[_remoteChainId];
require(path.length != 0, "LzApp: no trusted path record");
return path.slice(0, path.length - 20); // the last 20 bytes should be address(this)
}
function setPrecrime(address _precrime) external onlyOwner {
precrime = _precrime;
emit SetPrecrime(_precrime);
}
function setMinDstGas(uint16 _dstChainId, uint16 _packetType, uint _minGas) external onlyOwner {
require(_minGas > 0, "LzApp: invalid minGas");
minDstGasLookup[_dstChainId][_packetType] = _minGas;
emit SetMinDstGas(_dstChainId, _packetType, _minGas);
}
// if the size is 0, it means default size limit
function setPayloadSizeLimit(uint16 _dstChainId, uint _size) external onlyOwner {
payloadSizeLimitLookup[_dstChainId] = _size;
}
//--------------------------- VIEW FUNCTION ----------------------------------------
function isTrustedRemote(uint16 _srcChainId, bytes calldata _srcAddress) external view returns (bool) {
bytes memory trustedSource = trustedRemoteLookup[_srcChainId];
return keccak256(trustedSource) == keccak256(_srcAddress);
}
}
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "./LzApp.sol";
import "../util/ExcessivelySafeCall.sol";
/*
* the default LayerZero messaging behaviour is blocking, i.e. any failed message will block the channel
* this abstract class try-catch all fail messages and store locally for future retry. hence, non-blocking
* NOTE: if the srcAddress is not configured properly, it will still block the message pathway from (srcChainId, srcAddress)
*/
abstract contract NonblockingLzApp is LzApp {
using ExcessivelySafeCall for address;
constructor(address _endpoint) LzApp(_endpoint) {}
mapping(uint16 => mapping(bytes => mapping(uint64 => bytes32))) public failedMessages;
event MessageFailed(uint16 _srcChainId, bytes _srcAddress, uint64 _nonce, bytes _payload, bytes _reason);
event RetryMessageSuccess(uint16 _srcChainId, bytes _srcAddress, uint64 _nonce, bytes32 _payloadHash);
// overriding the virtual function in LzReceiver
function _blockingLzReceive(uint16 _srcChainId, bytes memory _srcAddress, uint64 _nonce, bytes memory _payload) internal virtual override {
(bool success, bytes memory reason) = address(this).excessivelySafeCall(gasleft(), 150, abi.encodeWithSelector(this.nonblockingLzReceive.selector, _srcChainId, _srcAddress, _nonce, _payload));
// try-catch all errors/exceptions
if (!success) {
_storeFailedMessage(_srcChainId, _srcAddress, _nonce, _payload, reason);
}
}
function _storeFailedMessage(uint16 _srcChainId, bytes memory _srcAddress, uint64 _nonce, bytes memory _payload, bytes memory _reason) internal virtual {
failedMessages[_srcChainId][_srcAddress][_nonce] = keccak256(_payload);
emit MessageFailed(_srcChainId, _srcAddress, _nonce, _payload, _reason);
}
function nonblockingLzReceive(uint16 _srcChainId, bytes calldata _srcAddress, uint64 _nonce, bytes calldata _payload) public virtual {
// only internal transaction
require(_msgSender() == address(this), "NonblockingLzApp: caller must be LzApp");
_nonblockingLzReceive(_srcChainId, _srcAddress, _nonce, _payload);
}
//@notice override this function
function _nonblockingLzReceive(uint16 _srcChainId, bytes memory _srcAddress, uint64 _nonce, bytes memory _payload) internal virtual;
function retryMessage(uint16 _srcChainId, bytes calldata _srcAddress, uint64 _nonce, bytes calldata _payload) public payable virtual {
// assert there is message to retry
bytes32 payloadHash = failedMessages[_srcChainId][_srcAddress][_nonce];
require(payloadHash != bytes32(0), "NonblockingLzApp: no stored message");
require(keccak256(_payload) == payloadHash, "NonblockingLzApp: invalid payload");
// clear the stored message
failedMessages[_srcChainId][_srcAddress][_nonce] = bytes32(0);
// execute the message. revert if it fails again
_nonblockingLzReceive(_srcChainId, _srcAddress, _nonce, _payload);
emit RetryMessageSuccess(_srcChainId, _srcAddress, _nonce, payloadHash);
}
}
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "./IONFT1155Core.sol";
import "../../lzApp/NonblockingLzApp.sol";
import "@openzeppelin/contracts/utils/introspection/ERC165.sol";
abstract contract ONFT1155Core is NonblockingLzApp, ERC165, IONFT1155Core {
uint public constant NO_EXTRA_GAS = 0;
uint16 public constant FUNCTION_TYPE_SEND = 1;
uint16 public constant FUNCTION_TYPE_SEND_BATCH = 2;
bool public useCustomAdapterParams;
event SetUseCustomAdapterParams(bool _useCustomAdapterParams);
constructor(address _lzEndpoint) NonblockingLzApp(_lzEndpoint) {}
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
return interfaceId == type(IONFT1155Core).interfaceId || super.supportsInterface(interfaceId);
}
function estimateSendFee(uint16 _dstChainId, bytes memory _toAddress, uint _tokenId, uint _amount, bool _useZro, bytes memory _adapterParams) public view virtual override returns (uint nativeFee, uint zroFee) {
return estimateSendBatchFee(_dstChainId, _toAddress, _toSingletonArray(_tokenId), _toSingletonArray(_amount), _useZro, _adapterParams);
}
function estimateSendBatchFee(uint16 _dstChainId, bytes memory _toAddress, uint[] memory _tokenIds, uint[] memory _amounts, bool _useZro, bytes memory _adapterParams) public view virtual override returns (uint nativeFee, uint zroFee) {
bytes memory payload = abi.encode(_toAddress, _tokenIds, _amounts);
return lzEndpoint.estimateFees(_dstChainId, address(this), payload, _useZro, _adapterParams);
}
function sendFrom(address _from, uint16 _dstChainId, bytes memory _toAddress, uint _tokenId, uint _amount, address payable _refundAddress, address _zroPaymentAddress, bytes memory _adapterParams) public payable virtual override {
_sendBatch(_from, _dstChainId, _toAddress, _toSingletonArray(_tokenId), _toSingletonArray(_amount), _refundAddress, _zroPaymentAddress, _adapterParams);
}
function sendBatchFrom(address _from, uint16 _dstChainId, bytes memory _toAddress, uint[] memory _tokenIds, uint[] memory _amounts, address payable _refundAddress, address _zroPaymentAddress, bytes memory _adapterParams) public payable virtual override {
_sendBatch(_from, _dstChainId, _toAddress, _tokenIds, _amounts, _refundAddress, _zroPaymentAddress, _adapterParams);
}
function _sendBatch(address _from, uint16 _dstChainId, bytes memory _toAddress, uint[] memory _tokenIds, uint[] memory _amounts, address payable _refundAddress, address _zroPaymentAddress, bytes memory _adapterParams) internal virtual {
_debitFrom(_from, _dstChainId, _toAddress, _tokenIds, _amounts);
bytes memory payload = abi.encode(_toAddress, _tokenIds, _amounts);
if (_tokenIds.length == 1) {
if (useCustomAdapterParams) {
_checkGasLimit(_dstChainId, FUNCTION_TYPE_SEND, _adapterParams, NO_EXTRA_GAS);
} else {
require(_adapterParams.length == 0, "LzApp: _adapterParams must be empty.");
}
_lzSend(_dstChainId, payload, _refundAddress, _zroPaymentAddress, _adapterParams, msg.value);
emit SendToChain(_dstChainId, _from, _toAddress, _tokenIds[0], _amounts[0]);
} else if (_tokenIds.length > 1) {
if (useCustomAdapterParams) {
_checkGasLimit(_dstChainId, FUNCTION_TYPE_SEND_BATCH, _adapterParams, NO_EXTRA_GAS);
} else {
require(_adapterParams.length == 0, "LzApp: _adapterParams must be empty.");
}
_lzSend(_dstChainId, payload, _refundAddress, _zroPaymentAddress, _adapterParams, msg.value);
emit SendBatchToChain(_dstChainId, _from, _toAddress, _tokenIds, _amounts);
}
}
function _nonblockingLzReceive(
uint16 _srcChainId,
bytes memory _srcAddress,
uint64, /*_nonce*/
bytes memory _payload
) internal virtual override {
// decode and load the toAddress
(bytes memory toAddressBytes, uint[] memory tokenIds, uint[] memory amounts) = abi.decode(_payload, (bytes, uint[], uint[]));
address toAddress;
assembly {
toAddress := mload(add(toAddressBytes, 20))
}
_creditTo(_srcChainId, toAddress, tokenIds, amounts);
if (tokenIds.length == 1) {
emit ReceiveFromChain(_srcChainId, _srcAddress, toAddress, tokenIds[0], amounts[0]);
} else if (tokenIds.length > 1) {
emit ReceiveBatchFromChain(_srcChainId, _srcAddress, toAddress, tokenIds, amounts);
}
}
function setUseCustomAdapterParams(bool _useCustomAdapterParams) external onlyOwner {
useCustomAdapterParams = _useCustomAdapterParams;
emit SetUseCustomAdapterParams(_useCustomAdapterParams);
}
function _debitFrom(address _from, uint16 _dstChainId, bytes memory _toAddress, uint[] memory _tokenIds, uint[] memory _amounts) internal virtual;
function _creditTo(uint16 _srcChainId, address _toAddress, uint[] memory _tokenIds, uint[] memory _amounts) internal virtual;
function _toSingletonArray(uint element) internal pure returns (uint[] memory) {
uint[] memory array = new uint[](1);
array[0] = element;
return array;
}
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)
pragma solidity ^0.8.0;
import "../utils/Context.sol";
/**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/
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() {
_transferOwnership(_msgSender());
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
_checkOwner();
_;
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if the sender is not the owner.
*/
function _checkOwner() internal view virtual {
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 {
_transferOwnership(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");
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Internal function without access restriction.
*/
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
{
"compilationTarget": {
"contracts/Cassette.sol": "Cassette"
},
"evmVersion": "paris",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 200
},
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