文件 1 的 1：Page.sol
pragma solidity ^0.8.0;
library LibRoyaltiesV2 {
bytes4 constant _INTERFACE_ID_ROYALTIES = 0x44c74bcc;
}
pragma solidity ^0.8.0;
library LibPart {
bytes32 public constant TYPE_HASH = keccak256("Part(address account,uint96 value)");
struct Part {
address payable account;
uint96 value;
}
function hash(Part memory part) internal pure returns (bytes32) {
return keccak256(abi.encode(TYPE_HASH, part.account, part.value));
}
}
pragma solidity ^0.8.0;
interface RoyaltiesV2 {
event RoyaltiesSet(uint256 tokenId, LibPart.Part[] royalties);
function getRaribleV2Royalties(uint256 id) external view returns (LibPart.Part[] memory);
}
pragma solidity ^0.8.0;
abstract contract AbstractRoyalties {
mapping (uint256 => LibPart.Part[]) public royalties;
function _saveRoyalties(uint256 _id, LibPart.Part[] memory _royalties) internal {
for (uint i = 0; i < _royalties.length; i++) {
require(_royalties[i].account != address(0x0), "Recipient should be present");
require(_royalties[i].value != 0, "Royalty value should be positive");
royalties[_id].push(_royalties[i]);
}
_onRoyaltiesSet(_id, _royalties);
}
function _updateAccount(uint256 _id, address _from, address _to) internal {
uint length = royalties[_id].length;
for(uint i = 0; i < length; i++) {
if (royalties[_id][i].account == _from) {
royalties[_id][i].account = payable(address(uint160(_to)));
}
}
}
function _onRoyaltiesSet(uint256 _id, LibPart.Part[] memory _royalties) virtual internal;
}
pragma solidity ^0.8.0;
contract RoyaltiesV2Impl is AbstractRoyalties, RoyaltiesV2 {
function getRaribleV2Royalties(uint256 id) override external view returns (LibPart.Part[] memory) {
return royalties[id];
}
function _onRoyaltiesSet(uint256 _id, LibPart.Part[] memory _royalties) override internal {
emit RoyaltiesSet(_id, _royalties);
}
}
pragma solidity ^0.8.0;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(
address sender,
address recipient,
uint256 amount
) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
pragma solidity ^0.8.0;
library Counters {
struct Counter {
uint256 _value;
}
function current(Counter storage counter) internal view returns (uint256) {
return counter._value;
}
function increment(Counter storage counter) internal {
unchecked {
counter._value += 1;
}
}
function decrement(Counter storage counter) internal {
uint256 value = counter._value;
require(value > 0, "Counter: decrement overflow");
unchecked {
counter._value = value - 1;
}
}
function reset(Counter storage counter) internal {
counter._value = 0;
}
}
pragma solidity ^0.8.0;
library Strings {
bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";
function toString(uint256 value) internal pure returns (string memory) {
if (value == 0) {
return "0";
}
uint256 temp = value;
uint256 digits;
while (temp != 0) {
digits++;
temp /= 10;
}
bytes memory buffer = new bytes(digits);
while (value != 0) {
digits -= 1;
buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));
value /= 10;
}
return string(buffer);
}
function toHexString(uint256 value) internal pure returns (string memory) {
if (value == 0) {
return "0x00";
}
uint256 temp = value;
uint256 length = 0;
while (temp != 0) {
length++;
temp >>= 8;
}
return toHexString(value, length);
}
function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
bytes memory buffer = new bytes(2 * length + 2);
buffer[0] = "0";
buffer[1] = "x";
for (uint256 i = 2 * length + 1; i > 1; --i) {
buffer[i] = _HEX_SYMBOLS[value & 0xf];
value >>= 4;
}
require(value == 0, "Strings: hex length insufficient");
return string(buffer);
}
}
pragma solidity ^0.8.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
pragma solidity ^0.8.0;
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_msgSender());
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
pragma solidity ^0.8.0;
library Address {
function isContract(address account) internal view returns (bool) {
uint256 size;
assembly {
size := extcodesize(account)
}
return size > 0;
}
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");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
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");
}
function functionCallWithValue(
address target,
bytes memory data,
uint256 value,
string memory errorMessage
) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
pragma solidity ^0.8.0;
library SafeERC20 {
using Address for address;
function safeTransfer(
IERC20 token,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(
IERC20 token,
address from,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(
IERC20 token,
address spender,
uint256 value
) internal {
require(
(value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(
IERC20 token,
address spender,
uint256 value
) internal {
uint256 newAllowance = token.allowance(address(this), spender) + value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(
IERC20 token,
address spender,
uint256 value
) internal {
unchecked {
uint256 oldAllowance = token.allowance(address(this), spender);
require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
uint256 newAllowance = oldAllowance - value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
pragma solidity ^0.8.0;
contract PaymentSplitter is Context {
event PayeeAdded(address account, uint256 shares);
event PaymentReleased(address to, uint256 amount);
event ERC20PaymentReleased(IERC20 indexed token, address to, uint256 amount);
event PaymentReceived(address from, uint256 amount);
uint256 private _totalShares;
uint256 private _totalReleased;
mapping(address => uint256) private _shares;
mapping(address => uint256) private _released;
address[] private _payees;
mapping(IERC20 => uint256) private _erc20TotalReleased;
mapping(IERC20 => mapping(address => uint256)) private _erc20Released;
constructor(address[] memory payees, uint256[] memory shares_) payable {
require(payees.length == shares_.length, "PaymentSplitter: payees and shares length mismatch");
require(payees.length > 0, "PaymentSplitter: no payees");
for (uint256 i = 0; i < payees.length; i++) {
_addPayee(payees[i], shares_[i]);
}
}
receive() external payable virtual {
emit PaymentReceived(_msgSender(), msg.value);
}
function totalShares() public view returns (uint256) {
return _totalShares;
}
function totalReleased() public view returns (uint256) {
return _totalReleased;
}
function totalReleased(IERC20 token) public view returns (uint256) {
return _erc20TotalReleased[token];
}
function shares(address account) public view returns (uint256) {
return _shares[account];
}
function released(address account) public view returns (uint256) {
return _released[account];
}
function released(IERC20 token, address account) public view returns (uint256) {
return _erc20Released[token][account];
}
function payee(uint256 index) public view returns (address) {
return _payees[index];
}
function release(address payable account) public virtual {
require(_shares[account] > 0, "PaymentSplitter: account has no shares");
uint256 totalReceived = address(this).balance + totalReleased();
uint256 payment = _pendingPayment(account, totalReceived, released(account));
require(payment != 0, "PaymentSplitter: account is not due payment");
_released[account] += payment;
_totalReleased += payment;
Address.sendValue(account, payment);
emit PaymentReleased(account, payment);
}
function release(IERC20 token, address account) public virtual {
require(_shares[account] > 0, "PaymentSplitter: account has no shares");
uint256 totalReceived = token.balanceOf(address(this)) + totalReleased(token);
uint256 payment = _pendingPayment(account, totalReceived, released(token, account));
require(payment != 0, "PaymentSplitter: account is not due payment");
_erc20Released[token][account] += payment;
_erc20TotalReleased[token] += payment;
SafeERC20.safeTransfer(token, account, payment);
emit ERC20PaymentReleased(token, account, payment);
}
function _pendingPayment(
address account,
uint256 totalReceived,
uint256 alreadyReleased
) private view returns (uint256) {
return (totalReceived * _shares[account]) / _totalShares - alreadyReleased;
}
function _addPayee(address account, uint256 shares_) private {
require(account != address(0), "PaymentSplitter: account is the zero address");
require(shares_ > 0, "PaymentSplitter: shares are 0");
require(_shares[account] == 0, "PaymentSplitter: account already has shares");
_payees.push(account);
_shares[account] = shares_;
_totalShares = _totalShares + shares_;
emit PayeeAdded(account, shares_);
}
}
pragma solidity ^0.8.0;
interface IERC721Receiver {
function onERC721Received(
address operator,
address from,
uint256 tokenId,
bytes calldata data
) external returns (bytes4);
}
pragma solidity ^0.8.0;
interface IERC165 {
function supportsInterface(bytes4 interfaceId) external view returns (bool);
}
pragma solidity ^0.8.0;
abstract contract ERC165 is IERC165 {
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IERC165).interfaceId;
}
}
pragma solidity ^0.8.0;
interface IERC721 is IERC165 {
event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);
event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);
event ApprovalForAll(address indexed owner, address indexed operator, bool approved);
function balanceOf(address owner) external view returns (uint256 balance);
function ownerOf(uint256 tokenId) external view returns (address owner);
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) external;
function transferFrom(
address from,
address to,
uint256 tokenId
) external;
function approve(address to, uint256 tokenId) external;
function getApproved(uint256 tokenId) external view returns (address operator);
function setApprovalForAll(address operator, bool _approved) external;
function isApprovedForAll(address owner, address operator) external view returns (bool);
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes calldata data
) external;
}
pragma solidity ^0.8.0;
interface IERC721Enumerable is IERC721 {
function totalSupply() external view returns (uint256);
function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId);
function tokenByIndex(uint256 index) external view returns (uint256);
}
pragma solidity ^0.8.0;
interface IERC721Metadata is IERC721 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function tokenURI(uint256 tokenId) external view returns (string memory);
}
pragma solidity ^0.8.0;
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata {
using Address for address;
using Strings for uint256;
string private _name;
string private _symbol;
mapping(uint256 => address) private _owners;
mapping(address => uint256) private _balances;
mapping(uint256 => address) private _tokenApprovals;
mapping(address => mapping(address => bool)) private _operatorApprovals;
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
return
interfaceId == type(IERC721).interfaceId ||
interfaceId == type(IERC721Metadata).interfaceId ||
super.supportsInterface(interfaceId);
}
function balanceOf(address owner) public view virtual override returns (uint256) {
require(owner != address(0), "ERC721: balance query for the zero address");
return _balances[owner];
}
function ownerOf(uint256 tokenId) public view virtual override returns (address) {
address owner = _owners[tokenId];
require(owner != address(0), "ERC721: owner query for nonexistent token");
return owner;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token");
string memory baseURI = _baseURI();
return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : "";
}
function _baseURI() internal view virtual returns (string memory) {
return "";
}
function approve(address to, uint256 tokenId) public virtual override {
address owner = ERC721.ownerOf(tokenId);
require(to != owner, "ERC721: approval to current owner");
require(
_msgSender() == owner || isApprovedForAll(owner, _msgSender()),
"ERC721: approve caller is not owner nor approved for all"
);
_approve(to, tokenId);
}
function getApproved(uint256 tokenId) public view virtual override returns (address) {
require(_exists(tokenId), "ERC721: approved query for nonexistent token");
return _tokenApprovals[tokenId];
}
function setApprovalForAll(address operator, bool approved) public virtual override {
_setApprovalForAll(_msgSender(), operator, approved);
}
function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
return _operatorApprovals[owner][operator];
}
function transferFrom(
address from,
address to,
uint256 tokenId
) public virtual override {
require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
_transfer(from, to, tokenId);
}
function safeTransferFrom(
address from,
address to,
uint256 tokenId
) public virtual override {
safeTransferFrom(from, to, tokenId, "");
}
function safeTransferFrom(
address from,
address to,
uint256 tokenId,
bytes memory _data
) public virtual override {
require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
_safeTransfer(from, to, tokenId, _data);
}
function _safeTransfer(
address from,
address to,
uint256 tokenId,
bytes memory _data
) internal virtual {
_transfer(from, to, tokenId);
require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
}
function _exists(uint256 tokenId) internal view virtual returns (bool) {
return _owners[tokenId] != address(0);
}
function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) {
require(_exists(tokenId), "ERC721: operator query for nonexistent token");
address owner = ERC721.ownerOf(tokenId);
return (spender == owner || getApproved(tokenId) == spender || isApprovedForAll(owner, spender));
}
function _safeMint(address to, uint256 tokenId) internal virtual {
_safeMint(to, tokenId, "");
}
function _safeMint(
address to,
uint256 tokenId,
bytes memory _data
) internal virtual {
_mint(to, tokenId);
require(
_checkOnERC721Received(address(0), to, tokenId, _data),
"ERC721: transfer to non ERC721Receiver implementer"
);
}
function _mint(address to, uint256 tokenId) internal virtual {
require(to != address(0), "ERC721: mint to the zero address");
require(!_exists(tokenId), "ERC721: token already minted");
_beforeTokenTransfer(address(0), to, tokenId);
_balances[to] += 1;
_owners[tokenId] = to;
emit Transfer(address(0), to, tokenId);
}
function _burn(uint256 tokenId) internal virtual {
address owner = ERC721.ownerOf(tokenId);
_beforeTokenTransfer(owner, address(0), tokenId);
_approve(address(0), tokenId);
_balances[owner] -= 1;
delete _owners[tokenId];
emit Transfer(owner, address(0), tokenId);
}
function _transfer(
address from,
address to,
uint256 tokenId
) internal virtual {
require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer of token that is not own");
require(to != address(0), "ERC721: transfer to the zero address");
_beforeTokenTransfer(from, to, tokenId);
_approve(address(0), tokenId);
_balances[from] -= 1;
_balances[to] += 1;
_owners[tokenId] = to;
emit Transfer(from, to, tokenId);
}
function _approve(address to, uint256 tokenId) internal virtual {
_tokenApprovals[tokenId] = to;
emit Approval(ERC721.ownerOf(tokenId), to, tokenId);
}
function _setApprovalForAll(
address owner,
address operator,
bool approved
) internal virtual {
require(owner != operator, "ERC721: approve to caller");
_operatorApprovals[owner][operator] = approved;
emit ApprovalForAll(owner, operator, approved);
}
function _checkOnERC721Received(
address from,
address to,
uint256 tokenId,
bytes memory _data
) private returns (bool) {
if (to.isContract()) {
try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) {
return retval == IERC721Receiver.onERC721Received.selector;
} catch (bytes memory reason) {
if (reason.length == 0) {
revert("ERC721: transfer to non ERC721Receiver implementer");
} else {
assembly {
revert(add(32, reason), mload(reason))
}
}
}
} else {
return true;
}
}
function _beforeTokenTransfer(
address from,
address to,
uint256 tokenId
) internal virtual {}
}
pragma solidity ^0.8.0;
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable {
mapping(address => mapping(uint256 => uint256)) private _ownedTokens;
mapping(uint256 => uint256) private _ownedTokensIndex;
uint256[] private _allTokens;
mapping(uint256 => uint256) private _allTokensIndex;
function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721) returns (bool) {
return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId);
}
function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override returns (uint256) {
require(index < ERC721.balanceOf(owner), "ERC721Enumerable: owner index out of bounds");
return _ownedTokens[owner][index];
}
function totalSupply() public view virtual override returns (uint256) {
return _allTokens.length;
}
function tokenByIndex(uint256 index) public view virtual override returns (uint256) {
require(index < ERC721Enumerable.totalSupply(), "ERC721Enumerable: global index out of bounds");
return _allTokens[index];
}
function _beforeTokenTransfer(
address from,
address to,
uint256 tokenId
) internal virtual override {
super._beforeTokenTransfer(from, to, tokenId);
if (from == address(0)) {
_addTokenToAllTokensEnumeration(tokenId);
} else if (from != to) {
_removeTokenFromOwnerEnumeration(from, tokenId);
}
if (to == address(0)) {
_removeTokenFromAllTokensEnumeration(tokenId);
} else if (to != from) {
_addTokenToOwnerEnumeration(to, tokenId);
}
}
function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private {
uint256 length = ERC721.balanceOf(to);
_ownedTokens[to][length] = tokenId;
_ownedTokensIndex[tokenId] = length;
}
function _addTokenToAllTokensEnumeration(uint256 tokenId) private {
_allTokensIndex[tokenId] = _allTokens.length;
_allTokens.push(tokenId);
}
function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private {
uint256 lastTokenIndex = ERC721.balanceOf(from) - 1;
uint256 tokenIndex = _ownedTokensIndex[tokenId];
if (tokenIndex != lastTokenIndex) {
uint256 lastTokenId = _ownedTokens[from][lastTokenIndex];
_ownedTokens[from][tokenIndex] = lastTokenId;
_ownedTokensIndex[lastTokenId] = tokenIndex;
}
delete _ownedTokensIndex[tokenId];
delete _ownedTokens[from][lastTokenIndex];
}
function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private {
uint256 lastTokenIndex = _allTokens.length - 1;
uint256 tokenIndex = _allTokensIndex[tokenId];
uint256 lastTokenId = _allTokens[lastTokenIndex];
_allTokens[tokenIndex] = lastTokenId;
_allTokensIndex[lastTokenId] = tokenIndex;
delete _allTokensIndex[tokenId];
_allTokens.pop();
}
}
pragma solidity ^0.8.2;
contract Page is ERC721, ERC721Enumerable, Ownable, RoyaltiesV2Impl {
event CollaboratorsChanged(address[] fromCollaboratorsAddress, address[] toCollaboratorsAddress, uint[] fromCollaboratorsSplit, uint[] toCollaboratorsSplit);
event CollectorChanged(address from, address to, uint256 tokenId);
event GiveawayReleased(address to, uint256 amount);
event GiveawayReceived(address from, uint256 amount);
using Counters for Counters.Counter;
bytes4 private constant _INTERFACE_ID_ERC2981 = 0x2a55205a;
uint256 private _mintingPrice = 0.42 ether;
uint256 private _totalReleased;
string private _currentBaseURI;
uint private _maxSupply;
mapping(uint256 => uint256) private _released;
mapping(uint => Counters.Counter) private _timesMinted;
mapping(uint => bool) private _chapterOpenForMinting;
address[] private _collaboratorsAddress = [0xDF5529D9AC4F342387a525B8495712967FD9dB83, 0x0AA457e8914618a5Fc26b4bc36B7B34385725883, 0x110920f43E2e4ff3F3dbcb839b70734d66bde8F2, address(this)];
uint[] private _collaboratorsSplit = [
21,
21,
42,
16
];
CollaboratorsPaymentSplitter private _collaboratorsPaymentSplitter;
constructor() ERC721("100 Pages", "PAGE") {
_currentBaseURI = "https://batistaonthebeat.com/100pages/token/";
_collaboratorsPaymentSplitter = new CollaboratorsPaymentSplitter(_collaboratorsAddress, _collaboratorsSplit);
}
function mintPage(uint8 page) external payable {
require(address(_collaboratorsPaymentSplitter) != address(0), "PagesToken: CollectorPaymentSplitter not set");
require(msg.value == _mintingPrice, "PagesToken: incorrect minting prince");
require(1 <= page && page <= 100, "PagesToken: page must be between 1 and 100");
uint chapter = getChapter(page);
require(_chapterOpenForMinting[chapter] == true, "PagesToken: chapter is not opened for minting");
uint nOfHundred = _timesMinted[page].current();
require(nOfHundred < 100, "PagesToken: each page can only be minted 100 times");
uint256 tokenId = id(page, nOfHundred+1);
safeMint(msg.sender, tokenId);
_timesMinted[page].increment();
payable(_collaboratorsPaymentSplitter).transfer(_mintingPrice);
_collaboratorsPaymentSplitter.release(payable(address(this)));
}
function safeMint(address to, uint256 tokenId) internal {
_safeMint(to, tokenId);
_setRoyalties(tokenId, payable(_collaboratorsPaymentSplitter), 1000);
}
function _beforeTokenTransfer(address from, address to, uint256 tokenId)
internal
override(ERC721, ERC721Enumerable)
{
super._beforeTokenTransfer(from, to, tokenId);
if (from != address(0) && _pendingGiveaway(tokenId) > 0){
changeCollector(from, to, tokenId);
}
}
receive() external payable virtual {
emit GiveawayReceived(_msgSender(), msg.value);
}
function supportsInterface(bytes4 interfaceId)
public
view
override(ERC721, ERC721Enumerable)
returns (bool)
{
if(interfaceId == LibRoyaltiesV2._INTERFACE_ID_ROYALTIES) {
return true;
}
if(interfaceId == _INTERFACE_ID_ERC2981) {
return true;
}
return super.supportsInterface(interfaceId);
}
function setBaseURI(string memory baseURI) public onlyOwner {
_currentBaseURI = baseURI;
}
function setMintingPrice(uint256 newPrice) public onlyOwner {
_mintingPrice = newPrice;
}
function getMintingPrice() public view returns (uint) {
return _mintingPrice;
}
function _baseURI() internal view virtual override returns (string memory) {
return _currentBaseURI;
}
function getChapter(uint page) public pure returns (uint) {
require(1 <= page && page <= 100, "PagesToken: page must be between 1 and 100");
return (uint(page-1)/20) + 1;
}
function changeCollector(address from, address to, uint256 tokenId) internal {
if (from != address(0)){
require(ownerOf(tokenId) == from, "CollectorsGiveawaySplitter: from account is not the owner for tokenId");
if (_pendingGiveaway(tokenId) != 0){
release(tokenId);
}
}
emit CollectorChanged(from, to, tokenId);
}
function ReleaseMyGiveaway() public virtual {
release(payable(_msgSender()));
}
function release(address payable account) public virtual {
uint256 _ownedTokens = balanceOf(account);
require(_ownedTokens > 0, "CollectorsGiveawaySplitter: account has no tokens");
uint256 totalGiveaway = _pendingGiveaway(account);
require(totalGiveaway > 0, "GiveawaySplitter: account is not due giveaway");
Address.sendValue(account, totalGiveaway);
_totalReleased += totalGiveaway;
for (uint256 i = 0; i < (_ownedTokens ); i++) {
uint currentToken = tokenOfOwnerByIndex(account, i);
uint256 giveawayForToken = _pendingGiveaway(currentToken);
_released[currentToken] += giveawayForToken;
}
emit GiveawayReleased(account, totalGiveaway);
}
function release(uint256 tokenId) public virtual {
address tokenOwner = ownerOf(tokenId);
require(tokenOwner != address(0), "CollectorsGiveawaySplitter: tokenId owner is the zero address");
uint256 _tokenPendingGiveaways = _pendingGiveaway(tokenId);
require(_tokenPendingGiveaways > 0, "CollectorsGiveawaySplitter: tokenId is not due any giveaways");
Address.sendValue(payable(tokenOwner), _tokenPendingGiveaways);
_totalReleased += _tokenPendingGiveaways;
_released[tokenId]+= _tokenPendingGiveaways;
emit GiveawayReleased(tokenOwner, _tokenPendingGiveaways);
}
function _pendingGiveaway(uint256 tokenId) private view returns (uint256) {
return (address(this).balance + totalReleased()) / maxSupply() - _released[tokenId];
}
function PendingGiveaway() public view returns (uint256) {
uint256 _ownedTokens = balanceOf(_msgSender());
require(_ownedTokens > 0, "CollectorsGiveawaySplitter: account has no tokens");
return _pendingGiveaway(_msgSender());
}
function _pendingGiveaway(address account) private view returns (uint256) {
uint256 _ownedTokens = balanceOf(account);
uint256 totalGiveaway = 0;
for (uint256 i = 0; i < (_ownedTokens); i++) {
uint currentToken = tokenOfOwnerByIndex(account, i);
uint256 giveawayForToken = _pendingGiveaway(currentToken);
totalGiveaway += giveawayForToken;
}
return totalGiveaway;
}
function totalReleased() public view returns (uint256) {
return _totalReleased;
}
function setCollaboratorsPaymentSplitter(address[] memory collaboratorsAddress, uint[] memory collaboratorsSplit) public onlyOwner () {
_collaboratorsPaymentSplitter = new CollaboratorsPaymentSplitter(_collaboratorsAddress, _collaboratorsSplit);
emit CollaboratorsChanged(_collaboratorsAddress, collaboratorsAddress, _collaboratorsSplit, collaboratorsSplit);
_collaboratorsAddress = collaboratorsAddress;
_collaboratorsSplit = collaboratorsSplit;
}
function getCollaboratorsPaymentSplitter() public view returns (address) {
return address(_collaboratorsPaymentSplitter);
}
function id(uint page, uint nOfHundred) internal pure returns (uint) {
require(1 <= page && page <= 100 && nOfHundred > 0 && nOfHundred < 101, "PagesToken: page must be between 1 and 100 and nOfHundred 1-100");
return (uint((page * 100) - (100 - nOfHundred)));
}
function ownerOf(uint page, uint nOfHundred) public view returns (address) {
require(1 <= page && page <= 100 && nOfHundred > 0 && nOfHundred < 101, "PagesToken: page must be between 1 and 100 and nOfHundred 1-100");
return ownerOf(id(page, nOfHundred));
}
function openChapterForMinting(uint chapter) public onlyOwner {
require(1 <= chapter && chapter <= 5 , "PagesToken: chapter must be between 1 and 5");
require(_chapterOpenForMinting[chapter] == false , "PagesToken: chapter is already opened");
if (chapter > 1 ){
require(_chapterOpenForMinting[chapter-1] == true , "PagesToken: previous chapter is not opened");
}
_chapterOpenForMinting[chapter] = true;
_maxSupply = chapter * 2000;
}
function maxSupply() public view returns (uint) {
return _maxSupply;
}
function canMintPage(uint page) public view returns (bool) {
require(1 <= page && page <= 100, "PagesToken: page must be between 1 and 100");
return _chapterOpenForMinting[getChapter(page)] && (timesMinted(page) < 100);
}
function timesMinted(uint page) public view returns (uint) {
require(1 <= page && page <= 100, "page must be between 1 and 100");
return _timesMinted[page].current();
}
function _setRoyalties(uint _tokenId, address payable _royaltiesReceipientAddress, uint96 _percentageBasisPoints) internal {
LibPart.Part[] memory _royalties = new LibPart.Part[](1);
_royalties[0].value = _percentageBasisPoints;
_royalties[0].account = _royaltiesReceipientAddress;
_saveRoyalties(_tokenId, _royalties);
}
function setRoyalties(uint _tokenId, address payable _royaltiesReceipientAddress, uint96 _percentageBasisPoints) public onlyOwner {
_setRoyalties(_tokenId, _royaltiesReceipientAddress, _percentageBasisPoints);
}
function royaltyInfo(uint256 _tokenId, uint256 _salePrice) external view returns (address receiver, uint256 royaltyAmount) {
LibPart.Part[] memory _royalties = royalties[_tokenId];
if(_royalties.length > 0) {
return (_royalties[0].account, (_salePrice * _royalties[0].value)/10000);
}
return (address(0), 0);
}
}
contract CollaboratorsPaymentSplitter is PaymentSplitter {
constructor (address[] memory _payees, uint256[] memory _shares) PaymentSplitter(_payees, _shares) payable {}
}
