ERC-721
Overview
Max Total Supply
57 PLNT
Holders
34
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
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Minimal Proxy Contract for 0xfc920332df7b59806774529041087b6b42e32d05
Contract Name:
NiftyForge721
Compiler Version
v0.8.9+commit.e5eed63a
Contract Source Code (Solidity Standard Json-Input format)
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import './NFT/ERC721Helpers/ERC721Full.sol'; import './NiftyForge/Modules/INFModuleWithEvents.sol'; import './NiftyForge/Modules/INFModuleTokenURI.sol'; import './NiftyForge/Modules/INFModuleRenderTokenURI.sol'; import './NiftyForge/Modules/INFModuleWithRoyalties.sol'; import './NiftyForge/Modules/INFModuleMutableURI.sol'; import './NiftyForge/NiftyForgeModules.sol'; import './INiftyForge721.sol'; /// @title NiftyForge721 /// @author Simon Fremaux (@dievardump) contract NiftyForge721 is INiftyForge721, NiftyForgeModules, ERC721Full { /// @dev This contains the last token id that was created uint256 public lastTokenId; uint256 public totalSupply; bool private _mintingOpenToAll; // this can be set only once by the owner of the contract // this is used to ensure a max token creation that can be used // for example when people create a series of XX elements // since this contract works with "Minters", it is good to // be able to set in it that there is a max number of elements // and that this can not change uint256 public maxTokenId; mapping(uint256 => address) public tokenIdToModule; /// @notice modifier allowing only safe listed addresses to mint /// safeListed addresses have roles Minter, Editor or Owner modifier onlyMinter(address minter) virtual override { require(isMintingOpenToAll() || canMint(minter), '!NOT_MINTER!'); _; } /// @notice this is the constructor of the contract, called at the time of creation /// Although it uses what are called upgradeable contracts, this is only to /// be able to make deployment cheap using a Proxy but NiftyForge contracts /// ARE NOT UPGRADEABLE => the proxy used is not an upgradeable proxy, the implementation is immutable /// @param name_ name of the contract (see ERC721) /// @param symbol_ symbol of the contract (see ERC721) /// @param contractURI_ The contract URI (containing its metadata) - can be empty "" /// @param openseaProxyRegistry_ OpenSea's proxy registry to allow gas-less listings - can be address(0) /// @param owner_ Address to whom transfer ownership /// @param modulesInit_ modules to add / enable directly at creation /// @param contractRoyaltiesRecipient the recipient, if the contract has "contract wide royalties" /// @param contractRoyaltiesValue the value, modules to add / enable directly at creation function initialize( string memory name_, string memory symbol_, string memory contractURI_, address openseaProxyRegistry_, address owner_, ModuleInit[] memory modulesInit_, address contractRoyaltiesRecipient, uint256 contractRoyaltiesValue ) external initializer { __ERC721Full_init( name_, symbol_, contractURI_, openseaProxyRegistry_, owner_ ); for (uint256 i; i < modulesInit_.length; i++) { _attachModule(modulesInit_[i].module, modulesInit_[i].enabled); if (modulesInit_[i].enabled && modulesInit_[i].minter) { _grantRole(ROLE_MINTER, modulesInit_[i].module); } } // here, if contractRoyaltiesRecipient is not address(0) but // contractRoyaltiesValue is 0, this will mean that this contract will // NEVER have royalties, because whenever default royalties are set, it is // always used for every tokens. if ( contractRoyaltiesRecipient != address(0) || contractRoyaltiesValue != 0 ) { _setDefaultRoyalties( contractRoyaltiesRecipient, contractRoyaltiesValue ); } } /// @notice helper to know if everyone can mint or only minters function isMintingOpenToAll() public view override returns (bool) { return _mintingOpenToAll; } /// @notice returns a tokenURI /// @dev This function will first check if there is a tokenURI registered for this token in the contract /// if not it will check if the token comes from a Module, and if yes, try to get the tokenURI from it /// /// @param tokenId a parameter just like in doxygen (must be followed by parameter name) /// @return uri the tokenURI /// @inheritdoc ERC721Upgradeable function tokenURI(uint256 tokenId) public view virtual override returns (string memory uri) { require(_exists(tokenId), '!UNKNOWN_TOKEN!'); // first, try to get the URI from the module that might have created it (bool support, address module) = _moduleSupports( tokenId, type(INFModuleTokenURI).interfaceId ); if (support) { uri = INFModuleTokenURI(module).tokenURI(tokenId); } // if uri not set, get it with the normal tokenURI if (bytes(uri).length == 0) { uri = super.tokenURI(tokenId); } } /// @notice function that returns a string that can be used to render the current token /// this can be an URL but also any other data uri /// This is something that I would like to present as an EIP later to allow dynamique /// render URL /// @param tokenId tokenId /// @return uri the URI to render token function renderTokenURI(uint256 tokenId) public view override returns (string memory uri) { require(_exists(tokenId), '!UNKNOWN_TOKEN!'); // Try to get the URI from the module that might have created this token (bool support, address module) = _moduleSupports( tokenId, type(INFModuleRenderTokenURI).interfaceId ); if (support) { uri = INFModuleRenderTokenURI(module).renderTokenURI(tokenId); } } /// @notice Toggle minting open to all state /// @param isOpen if the new state is open or not function setMintingOpenToAll(bool isOpen) external override onlyEditor(msg.sender) { _mintingOpenToAll = isOpen; } /// @notice allows owner to set maxTokenId /// @dev be careful, this is a one time call function. /// When set, the maxTokenId can not be reverted nor changed /// @param maxTokenId_ the max token id possible function setMaxTokenId(uint256 maxTokenId_) external onlyEditor(msg.sender) { require(maxTokenId == 0, '!MAX_TOKEN_ALREADY_SET!'); maxTokenId = maxTokenId_; } /// @notice function that returns a string that can be used to add metadata on top of what is in tokenURI /// This function has been added because sometimes, we want some metadata to be completly immutable /// But to have others that aren't (for example if a token is linked to a physical token, and the physical /// token state can change over time) /// This way we can reflect those changes without risking breaking the base meta (tokenURI) /// @param tokenId tokenId /// @return uri the URI where mutable can be found function mutableURI(uint256 tokenId) public view override returns (string memory uri) { require(_exists(tokenId), '!UNKNOWN_TOKEN!'); // first, try to get the URI from the module that might have created it (bool support, address module) = _moduleSupports( tokenId, type(INFModuleMutableURI).interfaceId ); if (support) { uri = INFModuleMutableURI(module).mutableURI(tokenId); } // if uri not set, get it with the normal mutableURI if (bytes(uri).length == 0) { uri = super.mutableURI(tokenId); } } /// @notice Mint token to `to` with `uri` /// @param to address of recipient /// @param uri token metadata uri /// @param feeRecipient the recipient of royalties /// @param feeAmount the royalties amount. From 0 to 10000 /// where 10000 == 100.00%; 1000 == 10.00%; 250 == 2.50% /// @param transferTo the address to transfer the NFT to after mint /// this is used when we want to mint the NFT to the creator address /// before transfering it to a recipient /// @return tokenId the tokenId function mint( address to, string memory uri, address feeRecipient, uint256 feeAmount, address transferTo ) public override onlyMinter(msg.sender) returns (uint256 tokenId) { tokenId = lastTokenId + 1; lastTokenId = mint( to, uri, tokenId, feeRecipient, feeAmount, transferTo ); } /// @notice Mint batch tokens to `to[i]` with `uri[i]` /// @param to array of address of recipients /// @param uris array of token metadata uris /// @param feeRecipients the recipients of royalties for each id /// @param feeAmounts the royalties amounts for each id. From 0 to 10000 /// where 10000 == 100.00%; 1000 == 10.00%; 250 == 2.50% /// @return tokenIds the tokenIds function mintBatch( address[] memory to, string[] memory uris, address[] memory feeRecipients, uint256[] memory feeAmounts ) public override onlyMinter(msg.sender) returns (uint256[] memory tokenIds) { require( to.length == uris.length && to.length == feeRecipients.length && to.length == feeAmounts.length, '!LENGTH_MISMATCH!' ); uint256 tokenId = lastTokenId; tokenIds = new uint256[](to.length); // verify that we don't overflow // done here instead of in _mint so we do one read // instead of to.length _verifyMaxTokenId(tokenId + to.length); bool isModule = modulesStatus[msg.sender] == ModuleStatus.ENABLED; for (uint256 i; i < to.length; i++) { tokenId++; _mint( to[i], uris[i], tokenId, feeRecipients[i], feeAmounts[i], isModule ); tokenIds[i] = tokenId; } // setting lastTokenId after will ensure that any reEntrancy will fail // to mint, because the minting will throw with a duplicate id lastTokenId = tokenId; } /// @notice Mint `tokenId` to to` with `uri` and transfer to transferTo if not null /// Because not all tokenIds have incremental ids /// be careful with this function, it does not increment lastTokenId /// and expects the minter to actually know what it is doing. /// this also means, this function does not verify maxTokenId /// @param to address of recipient /// @param uri token metadata uri /// @param tokenId_ token id wanted /// @param feeRecipient the recipient of royalties /// @param feeAmount the royalties amount. From 0 to 10000 /// where 10000 == 100.00%; 1000 == 10.00%; 250 == 2.50% /// @param transferTo the address to transfer the NFT to after mint /// this is used when we want to mint the NFT to the creator address /// before transfering it to a recipient /// @return the tokenId function mint( address to, string memory uri, uint256 tokenId_, address feeRecipient, uint256 feeAmount, address transferTo ) public override onlyMinter(msg.sender) returns (uint256) { // minting will throw if the tokenId_ already exists // we also verify maxTokenId in this case // because else it would allow owners to mint arbitrary tokens // after setting the max _verifyMaxTokenId(tokenId_); _mint( to, uri, tokenId_, feeRecipient, feeAmount, modulesStatus[msg.sender] == ModuleStatus.ENABLED ); if (transferTo != address(0)) { _transfer(to, transferTo, tokenId_); } return tokenId_; } /// @notice Mint batch tokens to `to[i]` with `uris[i]` /// Because not all tokenIds have incremental ids /// be careful with this function, it does not increment lastTokenId /// and expects the minter to actually know what it's doing. /// this also means, this function does not verify maxTokenId /// @param to array of address of recipients /// @param uris array of token metadata uris /// @param tokenIds array of token ids wanted /// @param feeRecipients the recipients of royalties for each id /// @param feeAmounts the royalties amounts for each id. From 0 to 10000 /// where 10000 == 100.00%; 1000 == 10.00%; 250 == 2.50% /// @return tokenIds the tokenIds function mintBatch( address[] memory to, string[] memory uris, uint256[] memory tokenIds, address[] memory feeRecipients, uint256[] memory feeAmounts ) public override onlyMinter(msg.sender) returns (uint256[] memory) { // minting will throw if any tokenIds[i] already exists require( to.length == uris.length && to.length == tokenIds.length && to.length == feeRecipients.length && to.length == feeAmounts.length, '!LENGTH_MISMATCH!' ); uint256 highestId; for (uint256 i; i < tokenIds.length; i++) { if (tokenIds[i] > highestId) { highestId = tokenIds[i]; } } // we also verify maxTokenId in this case // because else it would allow owners to mint arbitrary tokens // after setting the max _verifyMaxTokenId(highestId); bool isModule = modulesStatus[msg.sender] == ModuleStatus.ENABLED; for (uint256 i; i < to.length; i++) { if (tokenIds[i] > highestId) { highestId = tokenIds[i]; } _mint( to[i], uris[i], tokenIds[i], feeRecipients[i], feeAmounts[i], isModule ); } return tokenIds; } /// @notice Attach a module /// @param module a module to attach /// @param enabled if the module is enabled by default /// @param moduleCanMint if the module has to be given the minter role function attachModule( address module, bool enabled, bool moduleCanMint ) external override onlyEditor(msg.sender) { // give the minter role if enabled and moduleCanMint if (moduleCanMint && enabled) { _grantRole(ROLE_MINTER, module); } _attachModule(module, enabled); } /// @dev Allows owner to enable a module /// @param module to enable /// @param moduleCanMint if the module has to be given the minter role function enableModule(address module, bool moduleCanMint) external override onlyEditor(msg.sender) { // give the minter role if moduleCanMint if (moduleCanMint) { _grantRole(ROLE_MINTER, module); } _enableModule(module); } /// @dev Allows owner to disable a module /// @param module to disable function disableModule(address module, bool keepListeners) external override onlyEditor(msg.sender) { _disableModule(module, keepListeners); } /// @dev Internal mint function /// @param to token recipient /// @param uri token uri /// @param tokenId token Id /// @param feeRecipient the recipient of royalties /// @param feeAmount the royalties amounts. From 0 to 10000 /// where 10000 == 100.00%; 1000 == 10.00%; 250 == 2.50% /// @param isModule if the minter is a module function _mint( address to, string memory uri, uint256 tokenId, address feeRecipient, uint256 feeAmount, bool isModule ) internal { _safeMint(to, tokenId, ''); if (bytes(uri).length > 0) { _setTokenURI(tokenId, uri); } if (feeAmount > 0) { _setTokenRoyalty(tokenId, feeRecipient, feeAmount); } if (isModule) { tokenIdToModule[tokenId] = msg.sender; } } // here we override _mint, _transfer and _burn because we want the event to be fired // only after the action is done // else we would have done that in _beforeTokenTransfer /// @dev _mint override to be able to fire events /// @inheritdoc ERC721Upgradeable function _mint(address to, uint256 tokenId) internal virtual override { super._mint(to, tokenId); totalSupply++; _fireEvent(INFModuleWithEvents.Events.MINT, tokenId, address(0), to); } /// @dev _transfer override to be able to fire events /// @inheritdoc ERC721Upgradeable function _transfer( address from, address to, uint256 tokenId ) internal virtual override { super._transfer(from, to, tokenId); if (to == address(0xdEaD)) { _fireEvent(INFModuleWithEvents.Events.BURN, tokenId, from, to); } else { _fireEvent(INFModuleWithEvents.Events.TRANSFER, tokenId, from, to); } } /// @dev _burn override to be able to fire event /// @inheritdoc ERC721Upgradeable function _burn(uint256 tokenId) internal virtual override { address owner_ = ownerOf(tokenId); super._burn(tokenId); totalSupply--; _fireEvent( INFModuleWithEvents.Events.BURN, tokenId, owner_, address(0) ); } function _disableModule(address module, bool keepListeners) internal override { // always revoke the minter role when disabling a module _revokeRole(ROLE_MINTER, module); super._disableModule(module, keepListeners); } /// @dev Verifies that we do not create more token ids than the max if set /// @param tokenId the tokenId to verify function _verifyMaxTokenId(uint256 tokenId) internal view { uint256 maxTokenId_ = maxTokenId; require(maxTokenId_ == 0 || tokenId <= maxTokenId_, '!MAX_TOKEN_ID!'); } /// @dev Gets token royalties taking modules into account /// @param tokenId the token id for which we check the royalties function _getTokenRoyalty(uint256 tokenId) internal view override returns (address royaltyRecipient, uint256 royaltyAmount) { (royaltyRecipient, royaltyAmount) = super._getTokenRoyalty(tokenId); // if there are no royalties set either contract wide or per token if (royaltyAmount == 0) { // try to see if the token was created by a module that manages royalties (bool support, address module) = _moduleSupports( tokenId, type(INFModuleWithRoyalties).interfaceId ); if (support) { (royaltyRecipient, royaltyAmount) = INFModuleWithRoyalties( module ).royaltyInfo(tokenId); } } } function _moduleSupports(uint256 tokenId, bytes4 interfaceId) internal view returns (bool support, address module) { module = tokenIdToModule[tokenId]; support = module != address(0) && IERC165Upgradeable(module).supportsInterface(interfaceId); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../utils/ContextUpgradeable.sol"; import "../proxy/utils/Initializable.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 OwnableUpgradeable is Initializable, ContextUpgradeable { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ function __Ownable_init() internal initializer { __Context_init_unchained(); __Ownable_init_unchained(); } function __Ownable_init_unchained() internal initializer { _setOwner(_msgSender()); } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { require(owner() == _msgSender(), "Ownable: caller is not the owner"); _; } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _setOwner(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _setOwner(newOwner); } function _setOwner(address newOwner) private { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } uint256[49] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @dev Interface of the ERC1271 standard signature validation method for * contracts as defined in https://eips.ethereum.org/EIPS/eip-1271[ERC-1271]. * * _Available since v4.1._ */ interface IERC1271Upgradeable { /** * @dev Should return whether the signature provided is valid for the provided data * @param hash Hash of the data to be signed * @param signature Signature byte array associated with _data */ function isValidSignature(bytes32 hash, bytes memory signature) external view returns (bytes4 magicValue); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed * behind a proxy. Since a proxied contract can't have a constructor, it's common to move constructor logic to an * external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer * function so it can only be called once. The {initializer} modifier provided by this contract will have this effect. * * TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as * possible by providing the encoded function call as the `_data` argument to {ERC1967Proxy-constructor}. * * CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure * that all initializers are idempotent. This is not verified automatically as constructors are by Solidity. */ abstract contract Initializable { /** * @dev Indicates that the contract has been initialized. */ bool private _initialized; /** * @dev Indicates that the contract is in the process of being initialized. */ bool private _initializing; /** * @dev Modifier to protect an initializer function from being invoked twice. */ modifier initializer() { require(_initializing || !_initialized, "Initializable: contract is already initialized"); bool isTopLevelCall = !_initializing; if (isTopLevelCall) { _initializing = true; _initialized = true; } _; if (isTopLevelCall) { _initializing = false; } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../../utils/introspection/IERC165Upgradeable.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 IERC1155Upgradeable is IERC165Upgradeable { /** * @dev Emitted when `value` tokens of token type `id` are transferred from `from` to `to` by `operator`. */ event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value); /** * @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all * transfers. */ event TransferBatch( address indexed operator, address indexed from, address indexed to, uint256[] ids, uint256[] values ); /** * @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to * `approved`. */ event ApprovalForAll(address indexed account, address indexed operator, bool approved); /** * @dev Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI. * * If an {URI} event was emitted for `id`, the standard * https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value * returned by {IERC1155MetadataURI-uri}. */ event URI(string value, uint256 indexed id); /** * @dev Returns the amount of tokens of token type `id` owned by `account`. * * Requirements: * * - `account` cannot be the zero address. */ function balanceOf(address account, uint256 id) external view returns (uint256); /** * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}. * * Requirements: * * - `accounts` and `ids` must have the same length. */ function balanceOfBatch(address[] calldata accounts, uint256[] calldata ids) external view returns (uint256[] memory); /** * @dev Grants or revokes permission to `operator` to transfer the caller's tokens, according to `approved`, * * Emits an {ApprovalForAll} event. * * Requirements: * * - `operator` cannot be the caller. */ function setApprovalForAll(address operator, bool approved) external; /** * @dev Returns true if `operator` is approved to transfer ``account``'s tokens. * * See {setApprovalForAll}. */ function isApprovedForAll(address account, address operator) external view returns (bool); /** * @dev Transfers `amount` tokens of token type `id` from `from` to `to`. * * Emits a {TransferSingle} event. * * Requirements: * * - `to` cannot be the zero address. * - If the caller is not `from`, it must be have been approved to spend ``from``'s tokens via {setApprovalForAll}. * - `from` must have a balance of tokens of type `id` of at least `amount`. * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the * acceptance magic value. */ function safeTransferFrom( address from, address to, uint256 id, uint256 amount, bytes calldata data ) external; /** * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}. * * Emits a {TransferBatch} event. * * Requirements: * * - `ids` and `amounts` must have the same length. * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the * acceptance magic value. */ function safeBatchTransferFrom( address from, address to, uint256[] calldata ids, uint256[] calldata amounts, bytes calldata data ) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20Upgradeable { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `recipient`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address recipient, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `sender` to `recipient` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom( address sender, address recipient, uint256 amount ) external returns (bool); /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./IERC721Upgradeable.sol"; import "./IERC721ReceiverUpgradeable.sol"; import "./extensions/IERC721MetadataUpgradeable.sol"; import "../../utils/AddressUpgradeable.sol"; import "../../utils/ContextUpgradeable.sol"; import "../../utils/StringsUpgradeable.sol"; import "../../utils/introspection/ERC165Upgradeable.sol"; import "../../proxy/utils/Initializable.sol"; /** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */ contract ERC721Upgradeable is Initializable, ContextUpgradeable, ERC165Upgradeable, IERC721Upgradeable, IERC721MetadataUpgradeable { using AddressUpgradeable for address; using StringsUpgradeable for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _owners; // Mapping owner address to token count mapping(address => uint256) private _balances; // Mapping from token ID to approved address mapping(uint256 => address) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; /** * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection. */ function __ERC721_init(string memory name_, string memory symbol_) internal initializer { __Context_init_unchained(); __ERC165_init_unchained(); __ERC721_init_unchained(name_, symbol_); } function __ERC721_init_unchained(string memory name_, string memory symbol_) internal initializer { _name = name_; _symbol = symbol_; } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165Upgradeable, IERC165Upgradeable) returns (bool) { return interfaceId == type(IERC721Upgradeable).interfaceId || interfaceId == type(IERC721MetadataUpgradeable).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC721-balanceOf}. */ function balanceOf(address owner) public view virtual override returns (uint256) { require(owner != address(0), "ERC721: balance query for the zero address"); return _balances[owner]; } /** * @dev See {IERC721-ownerOf}. */ 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; } /** * @dev See {IERC721Metadata-name}. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev See {IERC721Metadata-symbol}. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev See {IERC721Metadata-tokenURI}. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token"); string memory baseURI = _baseURI(); return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : ""; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, can be overriden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ""; } /** * @dev See {IERC721-approve}. */ function approve(address to, uint256 tokenId) public virtual override { address owner = ERC721Upgradeable.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); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { require(_exists(tokenId), "ERC721: approved query for nonexistent token"); return _tokenApprovals[tokenId]; } /** * @dev See {IERC721-setApprovalForAll}. */ function setApprovalForAll(address operator, bool approved) public virtual override { require(operator != _msgSender(), "ERC721: approve to caller"); _operatorApprovals[_msgSender()][operator] = approved; emit ApprovalForAll(_msgSender(), operator, approved); } /** * @dev See {IERC721-isApprovedForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev See {IERC721-transferFrom}. */ function transferFrom( address from, address to, uint256 tokenId ) public virtual override { //solhint-disable-next-line max-line-length require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved"); _transfer(from, to, tokenId); } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom( address from, address to, uint256 tokenId ) public virtual override { safeTransferFrom(from, to, tokenId, ""); } /** * @dev See {IERC721-safeTransferFrom}. */ 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); } /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * `_data` is additional data, it has no specified format and it is sent in call to `to`. * * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g. * implement alternative mechanisms to perform token transfer, such as signature-based. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ 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"); } /** * @dev Returns whether `tokenId` exists. * * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}. * * Tokens start existing when they are minted (`_mint`), * and stop existing when they are burned (`_burn`). */ function _exists(uint256 tokenId) internal view virtual returns (bool) { return _owners[tokenId] != address(0); } /** * @dev Returns whether `spender` is allowed to manage `tokenId`. * * Requirements: * * - `tokenId` must exist. */ function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) { require(_exists(tokenId), "ERC721: operator query for nonexistent token"); address owner = ERC721Upgradeable.ownerOf(tokenId); return (spender == owner || getApproved(tokenId) == spender || isApprovedForAll(owner, spender)); } /** * @dev Safely mints `tokenId` and transfers it to `to`. * * Requirements: * * - `tokenId` must not exist. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeMint(address to, uint256 tokenId) internal virtual { _safeMint(to, tokenId, ""); } /** * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is * forwarded in {IERC721Receiver-onERC721Received} to contract recipients. */ 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" ); } /** * @dev Mints `tokenId` and transfers it to `to`. * * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible * * Requirements: * * - `tokenId` must not exist. * - `to` cannot be the zero address. * * Emits a {Transfer} event. */ 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); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId) internal virtual { address owner = ERC721Upgradeable.ownerOf(tokenId); _beforeTokenTransfer(owner, address(0), tokenId); // Clear approvals _approve(address(0), tokenId); _balances[owner] -= 1; delete _owners[tokenId]; emit Transfer(owner, address(0), tokenId); } /** * @dev Transfers `tokenId` from `from` to `to`. * As opposed to {transferFrom}, this imposes no restrictions on msg.sender. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * Emits a {Transfer} event. */ function _transfer( address from, address to, uint256 tokenId ) internal virtual { require(ERC721Upgradeable.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); // Clear approvals from the previous owner _approve(address(0), tokenId); _balances[from] -= 1; _balances[to] += 1; _owners[tokenId] = to; emit Transfer(from, to, tokenId); } /** * @dev Approve `to` to operate on `tokenId` * * Emits a {Approval} event. */ function _approve(address to, uint256 tokenId) internal virtual { _tokenApprovals[tokenId] = to; emit Approval(ERC721Upgradeable.ownerOf(tokenId), to, tokenId); } /** * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address. * The call is not executed if the target address is not a contract. * * @param from address representing the previous owner of the given token ID * @param to target address that will receive the tokens * @param tokenId uint256 ID of the token to be transferred * @param _data bytes optional data to send along with the call * @return bool whether the call correctly returned the expected magic value */ function _checkOnERC721Received( address from, address to, uint256 tokenId, bytes memory _data ) private returns (bool) { if (to.isContract()) { try IERC721ReceiverUpgradeable(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) { return retval == IERC721ReceiverUpgradeable.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; } } /** * @dev Hook that is called before any token transfer. This includes minting * and burning. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, ``from``'s `tokenId` will be burned. * - `from` and `to` are never both zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer( address from, address to, uint256 tokenId ) internal virtual {} uint256[44] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @title ERC721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC721 asset contracts. */ interface IERC721ReceiverUpgradeable { /** * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom} * by `operator` from `from`, this function is called. * * It must return its Solidity selector to confirm the token transfer. * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted. * * The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../../utils/introspection/IERC165Upgradeable.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721Upgradeable is IERC165Upgradeable { /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in ``owner``'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../ERC721Upgradeable.sol"; import "../../../utils/ContextUpgradeable.sol"; import "../../../proxy/utils/Initializable.sol"; /** * @title ERC721 Burnable Token * @dev ERC721 Token that can be irreversibly burned (destroyed). */ abstract contract ERC721BurnableUpgradeable is Initializable, ContextUpgradeable, ERC721Upgradeable { function __ERC721Burnable_init() internal initializer { __Context_init_unchained(); __ERC165_init_unchained(); __ERC721Burnable_init_unchained(); } function __ERC721Burnable_init_unchained() internal initializer { } /** * @dev Burns `tokenId`. See {ERC721-_burn}. * * Requirements: * * - The caller must own `tokenId` or be an approved operator. */ function burn(uint256 tokenId) public virtual { //solhint-disable-next-line max-line-length require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721Burnable: caller is not owner nor approved"); _burn(tokenId); } uint256[50] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../ERC721Upgradeable.sol"; import "../../../proxy/utils/Initializable.sol"; /** * @dev ERC721 token with storage based token URI management. */ abstract contract ERC721URIStorageUpgradeable is Initializable, ERC721Upgradeable { function __ERC721URIStorage_init() internal initializer { __Context_init_unchained(); __ERC165_init_unchained(); __ERC721URIStorage_init_unchained(); } function __ERC721URIStorage_init_unchained() internal initializer { } using StringsUpgradeable for uint256; // Optional mapping for token URIs mapping(uint256 => string) private _tokenURIs; /** * @dev See {IERC721Metadata-tokenURI}. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { require(_exists(tokenId), "ERC721URIStorage: URI query for nonexistent token"); string memory _tokenURI = _tokenURIs[tokenId]; string memory base = _baseURI(); // If there is no base URI, return the token URI. if (bytes(base).length == 0) { return _tokenURI; } // If both are set, concatenate the baseURI and tokenURI (via abi.encodePacked). if (bytes(_tokenURI).length > 0) { return string(abi.encodePacked(base, _tokenURI)); } return super.tokenURI(tokenId); } /** * @dev Sets `_tokenURI` as the tokenURI of `tokenId`. * * Requirements: * * - `tokenId` must exist. */ function _setTokenURI(uint256 tokenId, string memory _tokenURI) internal virtual { require(_exists(tokenId), "ERC721URIStorage: URI set of nonexistent token"); _tokenURIs[tokenId] = _tokenURI; } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId) internal virtual override { super._burn(tokenId); if (bytes(_tokenURIs[tokenId]).length != 0) { delete _tokenURIs[tokenId]; } } uint256[49] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../IERC721Upgradeable.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721MetadataUpgradeable is IERC721Upgradeable { /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @dev Collection of functions related to the address type */ library AddressUpgradeable { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize, which returns 0 for contracts in // construction, since the code is only stored at the end of the // constructor execution. uint256 size; assembly { size := extcodesize(account) } return size > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../proxy/utils/Initializable.sol"; /** * @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 ContextUpgradeable is Initializable { function __Context_init() internal initializer { __Context_init_unchained(); } function __Context_init_unchained() internal initializer { } function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } uint256[50] private __gap; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @dev String operations. */ library StringsUpgradeable { bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef"; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { // Inspired by OraclizeAPI's implementation - MIT licence // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol if (value == 0) { return "0"; } uint256 temp = value; uint256 digits; while (temp != 0) { digits++; temp /= 10; } bytes memory buffer = new bytes(digits); while (value != 0) { digits -= 1; buffer[digits] = bytes1(uint8(48 + uint256(value % 10))); value /= 10; } return string(buffer); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { if (value == 0) { return "0x00"; } uint256 temp = value; uint256 length = 0; while (temp != 0) { length++; temp >>= 8; } return toHexString(value, length); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _HEX_SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations. * * These functions can be used to verify that a message was signed by the holder * of the private keys of a given address. */ library ECDSAUpgradeable { enum RecoverError { NoError, InvalidSignature, InvalidSignatureLength, InvalidSignatureS, InvalidSignatureV } function _throwError(RecoverError error) private pure { if (error == RecoverError.NoError) { return; // no error: do nothing } else if (error == RecoverError.InvalidSignature) { revert("ECDSA: invalid signature"); } else if (error == RecoverError.InvalidSignatureLength) { revert("ECDSA: invalid signature length"); } else if (error == RecoverError.InvalidSignatureS) { revert("ECDSA: invalid signature 's' value"); } else if (error == RecoverError.InvalidSignatureV) { revert("ECDSA: invalid signature 'v' value"); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature` or error string. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. * * Documentation for signature generation: * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js] * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers] * * _Available since v4.3._ */ function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) { // Check the signature length // - case 65: r,s,v signature (standard) // - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._ if (signature.length == 65) { bytes32 r; bytes32 s; uint8 v; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. assembly { r := mload(add(signature, 0x20)) s := mload(add(signature, 0x40)) v := byte(0, mload(add(signature, 0x60))) } return tryRecover(hash, v, r, s); } else if (signature.length == 64) { bytes32 r; bytes32 vs; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. assembly { r := mload(add(signature, 0x20)) vs := mload(add(signature, 0x40)) } return tryRecover(hash, r, vs); } else { return (address(0), RecoverError.InvalidSignatureLength); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature`. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. */ function recover(bytes32 hash, bytes memory signature) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, signature); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately. * * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures] * * _Available since v4.3._ */ function tryRecover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address, RecoverError) { bytes32 s; uint8 v; assembly { s := and(vs, 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) v := add(shr(255, vs), 27) } return tryRecover(hash, v, r, s); } /** * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately. * * _Available since v4.2._ */ function recover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, r, vs); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `v`, * `r` and `s` signature fields separately. * * _Available since v4.3._ */ function tryRecover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address, RecoverError) { // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most // signatures from current libraries generate a unique signature with an s-value in the lower half order. // // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept // these malleable signatures as well. if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) { return (address(0), RecoverError.InvalidSignatureS); } if (v != 27 && v != 28) { return (address(0), RecoverError.InvalidSignatureV); } // If the signature is valid (and not malleable), return the signer address address signer = ecrecover(hash, v, r, s); if (signer == address(0)) { return (address(0), RecoverError.InvalidSignature); } return (signer, RecoverError.NoError); } /** * @dev Overload of {ECDSA-recover} that receives the `v`, * `r` and `s` signature fields separately. */ function recover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, v, r, s); _throwError(error); return recovered; } /** * @dev Returns an Ethereum Signed Message, created from a `hash`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) { // 32 is the length in bytes of hash, // enforced by the type signature above return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash)); } /** * @dev Returns an Ethereum Signed Typed Data, created from a * `domainSeparator` and a `structHash`. This produces hash corresponding * to the one signed with the * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`] * JSON-RPC method as part of EIP-712. * * See {recover}. */ function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash)); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./ECDSAUpgradeable.sol"; import "../AddressUpgradeable.sol"; import "../../interfaces/IERC1271Upgradeable.sol"; /** * @dev Signature verification helper: Provide a single mechanism to verify both private-key (EOA) ECDSA signature and * ERC1271 contract sigantures. Using this instead of ECDSA.recover in your contract will make them compatible with * smart contract wallets such as Argent and Gnosis. * * Note: unlike ECDSA signatures, contract signature's are revocable, and the outcome of this function can thus change * through time. It could return true at block N and false at block N+1 (or the opposite). * * _Available since v4.1._ */ library SignatureCheckerUpgradeable { function isValidSignatureNow( address signer, bytes32 hash, bytes memory signature ) internal view returns (bool) { (address recovered, ECDSAUpgradeable.RecoverError error) = ECDSAUpgradeable.tryRecover(hash, signature); if (error == ECDSAUpgradeable.RecoverError.NoError && recovered == signer) { return true; } (bool success, bytes memory result) = signer.staticcall( abi.encodeWithSelector(IERC1271Upgradeable.isValidSignature.selector, hash, signature) ); return (success && result.length == 32 && abi.decode(result, (bytes4)) == IERC1271Upgradeable.isValidSignature.selector); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./IERC165Upgradeable.sol"; import "../../proxy/utils/Initializable.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 ERC165Upgradeable is Initializable, IERC165Upgradeable { function __ERC165_init() internal initializer { __ERC165_init_unchained(); } function __ERC165_init_unchained() internal initializer { } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165Upgradeable).interfaceId; } uint256[50] private __gap; }
// SPDX-License-Identifier: MIT 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 IERC165Upgradeable { /** * @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 ^0.8.0; /** * @dev Library for managing * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive * types. * * Sets have the following properties: * * - Elements are added, removed, and checked for existence in constant time * (O(1)). * - Elements are enumerated in O(n). No guarantees are made on the ordering. * * ``` * contract Example { * // Add the library methods * using EnumerableSet for EnumerableSet.AddressSet; * * // Declare a set state variable * EnumerableSet.AddressSet private mySet; * } * ``` * * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`) * and `uint256` (`UintSet`) are supported. */ library EnumerableSetUpgradeable { // To implement this library for multiple types with as little code // repetition as possible, we write it in terms of a generic Set type with // bytes32 values. // The Set implementation uses private functions, and user-facing // implementations (such as AddressSet) are just wrappers around the // underlying Set. // This means that we can only create new EnumerableSets for types that fit // in bytes32. struct Set { // Storage of set values bytes32[] _values; // Position of the value in the `values` array, plus 1 because index 0 // means a value is not in the set. mapping(bytes32 => uint256) _indexes; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function _add(Set storage set, bytes32 value) private returns (bool) { if (!_contains(set, value)) { set._values.push(value); // The value is stored at length-1, but we add 1 to all indexes // and use 0 as a sentinel value set._indexes[value] = set._values.length; return true; } else { return false; } } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function _remove(Set storage set, bytes32 value) private returns (bool) { // We read and store the value's index to prevent multiple reads from the same storage slot uint256 valueIndex = set._indexes[value]; if (valueIndex != 0) { // Equivalent to contains(set, value) // To delete an element from the _values array in O(1), we swap the element to delete with the last one in // the array, and then remove the last element (sometimes called as 'swap and pop'). // This modifies the order of the array, as noted in {at}. uint256 toDeleteIndex = valueIndex - 1; uint256 lastIndex = set._values.length - 1; if (lastIndex != toDeleteIndex) { bytes32 lastvalue = set._values[lastIndex]; // Move the last value to the index where the value to delete is set._values[toDeleteIndex] = lastvalue; // Update the index for the moved value set._indexes[lastvalue] = valueIndex; // Replace lastvalue's index to valueIndex } // Delete the slot where the moved value was stored set._values.pop(); // Delete the index for the deleted slot delete set._indexes[value]; return true; } else { return false; } } /** * @dev Returns true if the value is in the set. O(1). */ function _contains(Set storage set, bytes32 value) private view returns (bool) { return set._indexes[value] != 0; } /** * @dev Returns the number of values on the set. O(1). */ function _length(Set storage set) private view returns (uint256) { return set._values.length; } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function _at(Set storage set, uint256 index) private view returns (bytes32) { return set._values[index]; } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function _values(Set storage set) private view returns (bytes32[] memory) { return set._values; } // Bytes32Set struct Bytes32Set { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _add(set._inner, value); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _remove(set._inner, value); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) { return _contains(set._inner, value); } /** * @dev Returns the number of values in the set. O(1). */ function length(Bytes32Set storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) { return _at(set._inner, index); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(Bytes32Set storage set) internal view returns (bytes32[] memory) { return _values(set._inner); } // AddressSet struct AddressSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(AddressSet storage set, address value) internal returns (bool) { return _add(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(AddressSet storage set, address value) internal returns (bool) { return _remove(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(AddressSet storage set, address value) internal view returns (bool) { return _contains(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns the number of values in the set. O(1). */ function length(AddressSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(AddressSet storage set, uint256 index) internal view returns (address) { return address(uint160(uint256(_at(set._inner, index)))); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(AddressSet storage set) internal view returns (address[] memory) { bytes32[] memory store = _values(set._inner); address[] memory result; assembly { result := store } return result; } // UintSet struct UintSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(UintSet storage set, uint256 value) internal returns (bool) { return _add(set._inner, bytes32(value)); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(UintSet storage set, uint256 value) internal returns (bool) { return _remove(set._inner, bytes32(value)); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(UintSet storage set, uint256 value) internal view returns (bool) { return _contains(set._inner, bytes32(value)); } /** * @dev Returns the number of values on the set. O(1). */ function length(UintSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(UintSet storage set, uint256 index) internal view returns (uint256) { return uint256(_at(set._inner, index)); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(UintSet storage set) internal view returns (uint256[] memory) { bytes32[] memory store = _values(set._inner); uint256[] memory result; assembly { result := store } return result; } }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; /// @title INiftyForge721 /// @author Simon Fremaux (@dievardump) interface INiftyForge721 { struct ModuleInit { address module; bool enabled; bool minter; } /// @notice totalSupply access function totalSupply() external view returns (uint256); /// @notice helper to know if everyone can mint or only minters function isMintingOpenToAll() external view returns (bool); /// @notice Toggle minting open to all state /// @param isOpen if the new state is open or not function setMintingOpenToAll(bool isOpen) external; /// @notice Mint token to `to` with `uri` /// @param to address of recipient /// @param uri token metadata uri /// @param feeRecipient the recipient of royalties /// @param feeAmount the royalties amount. From 0 to 10000 /// where 10000 == 100.00%; 1000 == 10.00%; 250 == 2.50% /// @param transferTo the address to transfer the NFT to after mint /// this is used when we want to mint the NFT to the creator address /// before transferring it to a recipient /// @return tokenId the tokenId function mint( address to, string memory uri, address feeRecipient, uint256 feeAmount, address transferTo ) external returns (uint256 tokenId); /// @notice Mint batch tokens to `to[i]` with `uri[i]` /// @param to array of address of recipients /// @param uris array of token metadata uris /// @param feeRecipients the recipients of royalties for each id /// @param feeAmounts the royalties amounts for each id. From 0 to 10000 /// where 10000 == 100.00%; 1000 == 10.00%; 250 == 2.50% /// @return tokenIds the tokenIds function mintBatch( address[] memory to, string[] memory uris, address[] memory feeRecipients, uint256[] memory feeAmounts ) external returns (uint256[] memory tokenIds); /// @notice Mint `tokenId` to to` with `uri` /// Because not all tokenIds have incremental ids /// be careful with this function, it does not increment lastTokenId /// and expects the minter to actually know what it is doing. /// this also means, this function does not verify _maxTokenId /// @param to address of recipient /// @param uri token metadata uri /// @param tokenId token id wanted /// @param feeRecipient the recipient of royalties /// @param feeAmount the royalties amount. From 0 to 10000 /// where 10000 == 100.00%; 1000 == 10.00%; 250 == 2.50% /// @param transferTo the address to transfer the NFT to after mint /// this is used when we want to mint the NFT to the creator address /// before transferring it to a recipient /// @return tokenId the tokenId function mint( address to, string memory uri, uint256 tokenId_, address feeRecipient, uint256 feeAmount, address transferTo ) external returns (uint256 tokenId); /// @notice Mint batch tokens to `to[i]` with `uris[i]` /// Because not all tokenIds have incremental ids /// be careful with this function, it does not increment lastTokenId /// and expects the minter to actually know what it's doing. /// this also means, this function does not verify _maxTokenId /// @param to array of address of recipients /// @param uris array of token metadata uris /// @param tokenIds array of token ids wanted /// @param feeRecipients the recipients of royalties for each id /// @param feeAmounts the royalties amounts for each id. From 0 to 10000 /// where 10000 == 100.00%; 1000 == 10.00%; 250 == 2.50% /// @return tokenIds the tokenIds function mintBatch( address[] memory to, string[] memory uris, uint256[] memory tokenIds, address[] memory feeRecipients, uint256[] memory feeAmounts ) external returns (uint256[] memory); /// @notice Attach a module /// @param module a module to attach /// @param enabled if the module is enabled by default /// @param canModuleMint if the module has to be given the minter role function attachModule( address module, bool enabled, bool canModuleMint ) external; /// @dev Allows owner to enable a module /// @param module to enable /// @param canModuleMint if the module has to be given the minter role function enableModule(address module, bool canModuleMint) external; /// @dev Allows owner to disable a module /// @param module to disable function disableModule(address module, bool keepListeners) external; /// @notice function that returns a string that can be used to render the current token /// @param tokenId tokenId /// @return the URI to render token function renderTokenURI(uint256 tokenId) external view returns (string memory); }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import '@openzeppelin/contracts-upgradeable/token/ERC721/extensions/ERC721URIStorageUpgradeable.sol'; import '@openzeppelin/contracts-upgradeable/token/ERC721/extensions/ERC721BurnableUpgradeable.sol'; import '@openzeppelin/contracts-upgradeable/token/ERC1155/IERC1155Upgradeable.sol'; import '@openzeppelin/contracts-upgradeable/token/ERC20/IERC20Upgradeable.sol'; import './ERC721Ownable.sol'; import './ERC721WithRoles.sol'; import './ERC721WithRoyalties.sol'; import './ERC721WithPermit.sol'; import './ERC721WithMutableURI.sol'; /// @title ERC721Full /// @dev This contains all the different overrides needed on /// ERC721 / URIStorage / Royalties /// This contract does not use ERC721enumerable because Enumerable adds quite some /// gas to minting costs and I am trying to make this cheap for creators. /// Also, since all NiftyForge contracts will be fully indexed in TheGraph it will easily /// Be possible to get tokenIds of an owner off-chain, before passing them to a contract /// which can verify ownership at the processing time /// @author Simon Fremaux (@dievardump) abstract contract ERC721Full is ERC721Ownable, ERC721BurnableUpgradeable, ERC721URIStorageUpgradeable, ERC721WithRoles, ERC721WithRoyalties, ERC721WithPermit, ERC721WithMutableURI { bytes32 public constant ROLE_EDITOR = keccak256('EDITOR'); bytes32 public constant ROLE_MINTER = keccak256('MINTER'); // base token uri string public baseURI; /// @notice modifier allowing only safe listed addresses to mint /// safeListed addresses have roles Minter, Editor or Owner modifier onlyMinter(address minter) virtual { require(canMint(minter), '!NOT_MINTER!'); _; } /// @notice only editor modifier onlyEditor(address sender) virtual override { require(canEdit(sender), '!NOT_EDITOR!'); _; } /// @notice constructor /// @param name_ name of the contract (see ERC721) /// @param symbol_ symbol of the contract (see ERC721) /// @param contractURI_ The contract URI (containing its metadata) - can be empty "" /// @param openseaProxyRegistry_ OpenSea's proxy registry to allow gas-less listings - can be address(0) /// @param owner_ Address to whom transfer ownership (can be address(0), then owner is deployer) function __ERC721Full_init( string memory name_, string memory symbol_, string memory contractURI_, address openseaProxyRegistry_, address owner_ ) internal { __ERC721Ownable_init( name_, symbol_, contractURI_, openseaProxyRegistry_, owner_ ); __ERC721WithPermit_init(name_); } // receive() external payable {} /// @notice This is a generic function that allows this contract's owner to withdraw /// any balance / ERC20 / ERC721 / ERC1155 it can have /// this contract has no payable nor receive function so it should not get any nativ token /// but this could save some ERC20, 721 or 1155 /// @param token the token to withdraw from. address(0) means native chain token /// @param amount the amount to withdraw if native token, erc20 or erc1155 - must be 0 for ERC721 /// @param tokenId the tokenId to withdraw for ERC1155 and ERC721 function withdraw( address token, uint256 amount, uint256 tokenId ) external onlyOwner { if (token == address(0)) { require( amount == 0 || address(this).balance >= amount, '!WRONG_VALUE!' ); (bool success, ) = msg.sender.call{value: amount}(''); require(success, '!TRANSFER_FAILED!'); } else { // if token is ERC1155 if ( IERC165Upgradeable(token).supportsInterface( type(IERC1155Upgradeable).interfaceId ) ) { IERC1155Upgradeable(token).safeTransferFrom( address(this), msg.sender, tokenId, amount, '' ); } else if ( IERC165Upgradeable(token).supportsInterface( type(IERC721Upgradeable).interfaceId ) ) { //else if ERC721 IERC721Upgradeable(token).safeTransferFrom( address(this), msg.sender, tokenId, '' ); } else { // we consider it's an ERC20 require( IERC20Upgradeable(token).transfer(msg.sender, amount), '!TRANSFER_FAILED!' ); } } } /// @inheritdoc ERC165Upgradeable function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { // all moved here to have less "jumps" when checking an interface return interfaceId == type(IERC721WithMutableURI).interfaceId || interfaceId == type(IERC2981Royalties).interfaceId || interfaceId == type(IRaribleSecondarySales).interfaceId || interfaceId == type(IFoundationSecondarySales).interfaceId || super.supportsInterface(interfaceId); } /// @inheritdoc ERC721Ownable function isApprovedForAll(address owner_, address operator) public view override(ERC721Upgradeable, ERC721Ownable) returns (bool) { return super.isApprovedForAll(owner_, operator); } /// @inheritdoc ERC721URIStorageUpgradeable function tokenURI(uint256 tokenId) public view virtual override(ERC721Upgradeable, ERC721URIStorageUpgradeable) returns (string memory) { return super.tokenURI(tokenId); } /// @notice Helper to know if an address can do the action an Editor can /// @param user the address to check function canEdit(address user) public view virtual returns (bool) { return isEditor(user) || owner() == user; } /// @notice Helper to know if an address can do the action an Editor can /// @param user the address to check function canMint(address user) public view virtual returns (bool) { return isMinter(user) || canEdit(user); } /// @notice Helper to know if an address is editor /// @param user the address to check function isEditor(address user) public view returns (bool) { return hasRole(ROLE_EDITOR, user); } /// @notice Helper to know if an address is minter /// @param user the address to check function isMinter(address user) public view returns (bool) { return hasRole(ROLE_MINTER, user); } /// @notice Allows to get approved using a permit and transfer in the same call /// @dev this supposes that the permit is for msg.sender /// @param from current owner /// @param to recipient /// @param tokenId the token id /// @param _data optional data to add /// @param deadline the deadline for the permit to be used /// @param signature of permit function safeTransferFromWithPermit( address from, address to, uint256 tokenId, bytes memory _data, uint256 deadline, bytes memory signature ) external { // use the permit to get msg.sender approved permit(msg.sender, tokenId, deadline, signature); // do the transfer safeTransferFrom(from, to, tokenId, _data); } /// @notice Set the base token URI /// @dev only an editor can do that (account or module) /// @param baseURI_ the new base token uri used in tokenURI() function setBaseURI(string memory baseURI_) external onlyEditor(msg.sender) { baseURI = baseURI_; } /// @notice Set the base mutable meta URI for tokens /// @param baseMutableURI_ the new base for mutable meta uri used in mutableURI() function setBaseMutableURI(string memory baseMutableURI_) external onlyEditor(msg.sender) { _setBaseMutableURI(baseMutableURI_); } /// @notice Set the mutable URI for a token /// @dev Mutable URI work like tokenURI /// -> if there is a baseMutableURI and a mutableURI, concat baseMutableURI + mutableURI /// -> else if there is only mutableURI, return mutableURI //. -> else if there is only baseMutableURI, concat baseMutableURI + tokenId /// @dev only an editor (account or module) can call this /// @param tokenId the token to set the mutable URI for /// @param mutableURI_ the mutable URI function setMutableURI(uint256 tokenId, string memory mutableURI_) external onlyEditor(msg.sender) { require(_exists(tokenId), '!UNKNOWN_TOKEN!'); _setMutableURI(tokenId, mutableURI_); } /// @notice Helper for the owner to add new editors /// @dev needs to be owner /// @param users list of new editors function addEditors(address[] memory users) public onlyOwner { for (uint256 i; i < users.length; i++) { _grantRole(ROLE_MINTER, users[i]); } } /// @notice Helper for the owner to remove editors /// @dev needs to be owner /// @param users list of removed editors function removeEditors(address[] memory users) public onlyOwner { for (uint256 i; i < users.length; i++) { _revokeRole(ROLE_MINTER, users[i]); } } /// @notice Helper for an editor to add new minter /// @dev needs to be owner /// @param users list of new minters function addMinters(address[] memory users) public onlyEditor(msg.sender) { for (uint256 i; i < users.length; i++) { _grantRole(ROLE_MINTER, users[i]); } } /// @notice Helper for an editor to remove minters /// @dev needs to be owner /// @param users list of removed minters function removeMinters(address[] memory users) public onlyEditor(msg.sender) { for (uint256 i; i < users.length; i++) { _revokeRole(ROLE_MINTER, users[i]); } } /// @notice Allows to change the default royalties recipient /// @dev an editor can call this /// @param recipient new default royalties recipient function setDefaultRoyaltiesRecipient(address recipient) external onlyEditor(msg.sender) { require(!hasPerTokenRoyalties(), '!PER_TOKEN_ROYALTIES!'); _setDefaultRoyaltiesRecipient(recipient); } /// @notice Allows a royalty recipient of a token to change their recipient address /// @dev only the current token royalty recipient can change the address /// @param tokenId the token to change the recipient for /// @param recipient new default royalties recipient function setTokenRoyaltiesRecipient(uint256 tokenId, address recipient) external { require(hasPerTokenRoyalties(), '!CONTRACT_WIDE_ROYALTIES!'); (address currentRecipient, ) = _getTokenRoyalty(tokenId); require(msg.sender == currentRecipient, '!NOT_ALLOWED!'); _setTokenRoyaltiesRecipient(tokenId, recipient); } /// @inheritdoc ERC721Upgradeable function _transfer( address from, address to, uint256 tokenId ) internal virtual override(ERC721Upgradeable, ERC721WithPermit) { super._transfer(from, to, tokenId); } /// @inheritdoc ERC721Upgradeable function _burn(uint256 tokenId) internal virtual override(ERC721Upgradeable, ERC721URIStorageUpgradeable) { // remove royalties _removeRoyalty(tokenId); // remove mutableURI _setMutableURI(tokenId, ''); // burn ERC721URIStorage super._burn(tokenId); } /// @inheritdoc ERC721Upgradeable function _baseURI() internal view virtual override returns (string memory) { return baseURI; } }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import '@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol'; import '@openzeppelin/contracts-upgradeable/token/ERC721/ERC721Upgradeable.sol'; import '../OpenSea/BaseOpenSea.sol'; /// @title ERC721Ownable /// @author Simon Fremaux (@dievardump) contract ERC721Ownable is OwnableUpgradeable, ERC721Upgradeable, BaseOpenSea { /// @notice modifier that allows higher level contracts to define /// editors that are not only the owner modifier onlyEditor(address sender) virtual { require(sender == owner(), '!NOT_EDITOR!'); _; } /// @notice constructor /// @param name_ name of the contract (see ERC721) /// @param symbol_ symbol of the contract (see ERC721) /// @param contractURI_ The contract URI (containing its metadata) - can be empty "" /// @param openseaProxyRegistry_ OpenSea's proxy registry to allow gas-less listings - can be address(0) /// @param owner_ Address to whom transfer ownership (can be address(0), then owner is deployer) function __ERC721Ownable_init( string memory name_, string memory symbol_, string memory contractURI_, address openseaProxyRegistry_, address owner_ ) internal initializer { __Ownable_init(); __ERC721_init_unchained(name_, symbol_); // set contract uri if present if (bytes(contractURI_).length > 0) { _setContractURI(contractURI_); } // set OpenSea proxyRegistry for gas-less trading if present if (address(0) != openseaProxyRegistry_) { _setOpenSeaRegistry(openseaProxyRegistry_); } // transferOwnership if needed if (address(0) != owner_) { transferOwnership(owner_); } } /// @notice Allows gas-less trading on OpenSea by safelisting the Proxy of the user /// @dev Override isApprovedForAll to check first if current operator is owner's OpenSea proxy /// @inheritdoc ERC721Upgradeable function isApprovedForAll(address owner_, address operator) public view virtual override returns (bool) { // allows gas less trading on OpenSea return super.isApprovedForAll(owner_, operator) || isOwnersOpenSeaProxy(owner_, operator); } /// @notice Helper for the owner of the contract to set the new contract URI /// @dev needs to be owner /// @param contractURI_ new contract URI function setContractURI(string memory contractURI_) external onlyEditor(msg.sender) { _setContractURI(contractURI_); } /// @notice Helper for the owner to set OpenSea's proxy (allowing or not gas-less trading) /// @dev needs to be owner /// @param osProxyRegistry new opensea proxy registry function setOpenSeaRegistry(address osProxyRegistry) external onlyEditor(msg.sender) { _setOpenSeaRegistry(osProxyRegistry); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import '@openzeppelin/contracts-upgradeable/token/ERC721/ERC721Upgradeable.sol'; import '@openzeppelin/contracts-upgradeable/utils/StringsUpgradeable.sol'; import './IERC721WithMutableURI.sol'; /// @dev This is a contract used to add mutableURI to the contract /// @author Simon Fremaux (@dievardump) contract ERC721WithMutableURI is IERC721WithMutableURI, ERC721Upgradeable { using StringsUpgradeable for uint256; // base mutable meta URI string public baseMutableURI; mapping(uint256 => string) private _tokensMutableURIs; /// @notice See {ERC721WithMutableURI-mutableURI}. function mutableURI(uint256 tokenId) public view virtual override returns (string memory) { require(_exists(tokenId), '!UNKNOWN_TOKEN!'); string memory _tokenMutableURI = _tokensMutableURIs[tokenId]; string memory base = _baseMutableURI(); // If both are set, concatenate the baseURI and mutableURI (via abi.encodePacked). if (bytes(base).length > 0 && bytes(_tokenMutableURI).length > 0) { return string(abi.encodePacked(base, _tokenMutableURI)); } // If only token mutable URI is set if (bytes(_tokenMutableURI).length > 0) { return _tokenMutableURI; } // else return base + tokenId return bytes(base).length > 0 ? string(abi.encodePacked(base, tokenId.toString())) : ''; } /// @dev helper to get the base for mutable meta /// @return the base for mutable meta uri function _baseMutableURI() internal view returns (string memory) { return baseMutableURI; } /// @dev Set the base mutable meta URI /// @param baseMutableURI_ the new base for mutable meta uri used in mutableURI() function _setBaseMutableURI(string memory baseMutableURI_) internal { baseMutableURI = baseMutableURI_; } /// @dev Set the mutable URI for a token /// @param tokenId the token id /// @param mutableURI_ the new mutableURI for tokenId function _setMutableURI(uint256 tokenId, string memory mutableURI_) internal { if (bytes(mutableURI_).length == 0) { if (bytes(_tokensMutableURIs[tokenId]).length > 0) { delete _tokensMutableURIs[tokenId]; } } else { _tokensMutableURIs[tokenId] = mutableURI_; } } }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import '@openzeppelin/contracts-upgradeable/token/ERC721/ERC721Upgradeable.sol'; import '@openzeppelin/contracts-upgradeable/utils/cryptography/SignatureCheckerUpgradeable.sol'; import '@openzeppelin/contracts-upgradeable/utils/cryptography/ECDSAUpgradeable.sol'; /// @title ERC721WithPermit /// @author Simon Fremaux (@dievardump) /// @notice This implementation differs from what I can see everywhere else /// My take on Permits for NFTs is that the nonce should be linked to the tokens /// and not to an owner. /// Whenever a token is transfered, its nonce should increase. /// This allows to emit a lot of Permit (for sales for example) but ensure they /// will get invalidated after the token is transfered /// This also allows an owner to emit several Permit on different tokens /// and not have Permit to be used one after the other /// Example: /// An owner sign a Permit of sale on OpenSea and on Rarible at the same time /// Only the first one that will sell the item will be able to use the permit /// The nonce being incremented, this Permits won't be usable anymore abstract contract ERC721WithPermit is ERC721Upgradeable { bytes32 public constant PERMIT_TYPEHASH = keccak256( 'Permit(address spender,uint256 tokenId,uint256 nonce,uint256 deadline)' ); bytes32 public DOMAIN_SEPARATOR; mapping(uint256 => uint256) private _nonces; // function to initialize the contract function __ERC721WithPermit_init(string memory name_) internal { DOMAIN_SEPARATOR = keccak256( abi.encode( keccak256( 'EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)' ), keccak256(bytes(name_)), keccak256(bytes('1')), block.chainid, address(this) ) ); } /// @notice Allows to retrieve current nonce for token /// @param tokenId token id /// @return current nonce function nonce(uint256 tokenId) public view returns (uint256) { require(_exists(tokenId), '!UNKNOWN_TOKEN!'); return _nonces[tokenId]; } function makePermitDigest( address spender, uint256 tokenId, uint256 nonce_, uint256 deadline ) public view returns (bytes32) { return ECDSAUpgradeable.toTypedDataHash( DOMAIN_SEPARATOR, keccak256( abi.encode( PERMIT_TYPEHASH, spender, tokenId, nonce_, deadline ) ) ); } /// @notice function to be called by anyone to approve `spender` using a Permit signature /// @dev Anyone can call this to approve `spender`, even a third-party /// @param spender the actor to approve /// @param tokenId the token id /// @param deadline the deadline for the permit to be used /// @param signature permit function permit( address spender, uint256 tokenId, uint256 deadline, bytes memory signature ) public { require(deadline >= block.timestamp, '!PERMIT_DEADLINE_EXPIRED!'); // this will revert if token is burned address owner_ = ownerOf(tokenId); bytes32 digest = makePermitDigest( spender, tokenId, _nonces[tokenId], deadline ); (address recoveredAddress, ) = ECDSAUpgradeable.tryRecover( digest, signature ); require( ( // no need to check for recoveredAddress == 0 // because if it's 0, it won't work (recoveredAddress == owner_ || isApprovedForAll(owner_, recoveredAddress)) ) || // if owner is a contract, try to recover signature using SignatureChecker SignatureCheckerUpgradeable.isValidSignatureNow( owner_, digest, signature ), '!INVALID_PERMIT_SIGNATURE!' ); _approve(spender, tokenId); } /// @dev helper to easily increment a nonce for a given tokenId /// @param tokenId the tokenId to increment the nonce for function _incrementNonce(uint256 tokenId) internal { _nonces[tokenId]++; } /// @dev _transfer override to be able to increment the nonce /// @inheritdoc ERC721Upgradeable function _transfer( address from, address to, uint256 tokenId ) internal virtual override { super._transfer(from, to, tokenId); // increment the permit nonce linked to this tokenId. // this will ensure that a Permit can not be used on a token // if it were to leave the owner's hands and come back later // this if saves 20k on the mint, which is already expensive enough if (from != address(0)) { _incrementNonce(tokenId); } } }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import '@openzeppelin/contracts-upgradeable/utils/structs/EnumerableSetUpgradeable.sol'; /// @title ERC721WithRoles /// @author Simon Fremaux (@dievardump) abstract contract ERC721WithRoles { using EnumerableSetUpgradeable for EnumerableSetUpgradeable.AddressSet; /// @notice emitted when a role is given to a user /// @param role the granted role /// @param user the user that got a role granted event RoleGranted(bytes32 indexed role, address indexed user); /// @notice emitted when a role is givrevoked from a user /// @param role the revoked role /// @param user the user that got a role revoked event RoleRevoked(bytes32 indexed role, address indexed user); mapping(bytes32 => EnumerableSetUpgradeable.AddressSet) private _roleMembers; /// @notice Helper to know is an address has a role /// @param role the role to check /// @param user the address to check function hasRole(bytes32 role, address user) public view returns (bool) { return _roleMembers[role].contains(user); } /// @notice Helper to list all users in a role /// @return list of role members function listRole(bytes32 role) external view returns (address[] memory list) { uint256 count = _roleMembers[role].length(); list = new address[](count); for (uint256 i; i < count; i++) { list[i] = _roleMembers[role].at(i); } } /// @notice internal helper to grant a role to a user /// @param role role to grant /// @param user to grant role to function _grantRole(bytes32 role, address user) internal returns (bool) { if (_roleMembers[role].add(user)) { emit RoleGranted(role, user); return true; } return false; } /// @notice Helper to revoke a role from a user /// @param role role to revoke /// @param user to revoke role from function _revokeRole(bytes32 role, address user) internal returns (bool) { if (_roleMembers[role].remove(user)) { emit RoleRevoked(role, user); return true; } return false; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import '../Royalties/ERC2981/ERC2981Royalties.sol'; import '../Royalties/RaribleSecondarySales/IRaribleSecondarySales.sol'; import '../Royalties/FoundationSecondarySales/IFoundationSecondarySales.sol'; /// @dev This is a contract used for royalties on various platforms /// @author Simon Fremaux (@dievardump) contract ERC721WithRoyalties is ERC2981Royalties, IRaribleSecondarySales, IFoundationSecondarySales { /// @inheritdoc IRaribleSecondarySales function getFeeRecipients(uint256 tokenId) public view override returns (address payable[] memory recipients) { // using ERC2981 implementation to get the recipient & amount (address recipient, uint256 amount) = _getTokenRoyalty(tokenId); if (amount != 0) { recipients = new address payable[](1); recipients[0] = payable(recipient); } } /// @inheritdoc IRaribleSecondarySales function getFeeBps(uint256 tokenId) public view override returns (uint256[] memory fees) { // using ERC2981 implementation to get the amount (, uint256 amount) = _getTokenRoyalty(tokenId); if (amount != 0) { fees = new uint256[](1); fees[0] = amount; } } function getFees(uint256 tokenId) external view virtual override returns (address payable[] memory recipients, uint256[] memory fees) { // using ERC2981 implementation to get the recipient & amount (address recipient, uint256 amount) = _getTokenRoyalty(tokenId); if (amount != 0) { recipients = new address payable[](1); recipients[0] = payable(recipient); fees = new uint256[](1); fees[0] = amount; } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; /// @dev This is the interface for NFT extension mutableURI /// @author Simon Fremaux (@dievardump) interface IERC721WithMutableURI { function mutableURI(uint256 tokenId) external view returns (string memory); }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; /// @title OpenSea contract helper that defines a few things /// @author Simon Fremaux (@dievardump) /// @dev This is a contract used to add OpenSea's /// gas-less trading and contractURI support contract BaseOpenSea { event NewContractURI(string contractURI); string private _contractURI; address private _proxyRegistry; /// @notice Returns the contract URI function. Used on OpenSea to get details // about a contract (owner, royalties etc...) function contractURI() public view returns (string memory) { return _contractURI; } /// @notice Returns the current OS proxyRegistry address registered function proxyRegistry() public view returns (address) { return _proxyRegistry; } /// @notice Helper allowing OpenSea gas-less trading by verifying who's operator /// for owner /// @dev Allows to check if `operator` is owner's OpenSea proxy on eth mainnet / rinkeby /// or to check if operator is OpenSea's proxy contract on Polygon and Mumbai /// @param owner the owner we check for /// @param operator the operator (proxy) we check for function isOwnersOpenSeaProxy(address owner, address operator) public view returns (bool) { address proxyRegistry_ = _proxyRegistry; // if we have a proxy registry if (proxyRegistry_ != address(0)) { // on ethereum mainnet or rinkeby use "ProxyRegistry" to // get owner's proxy if (block.chainid == 1 || block.chainid == 4) { return address(ProxyRegistry(proxyRegistry_).proxies(owner)) == operator; } else if (block.chainid == 137 || block.chainid == 80001) { // on Polygon and Mumbai just try with OpenSea's proxy contract // https://docs.opensea.io/docs/polygon-basic-integration return proxyRegistry_ == operator; } } return false; } /// @dev Internal function to set the _contractURI /// @param contractURI_ the new contract uri function _setContractURI(string memory contractURI_) internal { _contractURI = contractURI_; emit NewContractURI(contractURI_); } /// @dev Internal function to set the _proxyRegistry /// @param proxyRegistryAddress the new proxy registry address function _setOpenSeaRegistry(address proxyRegistryAddress) internal { _proxyRegistry = proxyRegistryAddress; } } contract OwnableDelegateProxy {} contract ProxyRegistry { mapping(address => OwnableDelegateProxy) public proxies; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import './IERC2981Royalties.sol'; /// @dev This is a contract used to add ERC2981 support to ERC721 and 1155 abstract contract ERC2981Royalties is IERC2981Royalties { struct RoyaltyData { address recipient; uint96 amount; } // this variable is set to true, whenever "contract wide" royalties are set // this can not be undone and this takes precedence to any other royalties already set. bool private _useContractRoyalties; // those are the "contract wide" royalties, used for collections that all pay royalties to // the same recipient, with the same value // once set, like any other royalties, it can not be modified RoyaltyData private _contractRoyalties; mapping(uint256 => RoyaltyData) private _royalties; function hasPerTokenRoyalties() public view returns (bool) { return !_useContractRoyalties; } /// @inheritdoc IERC2981Royalties function royaltyInfo(uint256 tokenId, uint256 value) public view override returns (address receiver, uint256 royaltyAmount) { // get base values (receiver, royaltyAmount) = _getTokenRoyalty(tokenId); // calculate due amount if (royaltyAmount != 0) { royaltyAmount = (value * royaltyAmount) / 10000; } } /// @dev Sets token royalties /// @param id the token id fir which we register the royalties function _removeRoyalty(uint256 id) internal { delete _royalties[id]; } /// @dev Sets token royalties /// @param id the token id for which we register the royalties /// @param recipient recipient of the royalties /// @param value percentage (using 2 decimals - 10000 = 100, 0 = 0) function _setTokenRoyalty( uint256 id, address recipient, uint256 value ) internal { // you can't set per token royalties if using "contract wide" ones require( !_useContractRoyalties, '!ERC2981Royalties:ROYALTIES_CONTRACT_WIDE!' ); require(value <= 10000, '!ERC2981Royalties:TOO_HIGH!'); _royalties[id] = RoyaltyData(recipient, uint96(value)); } /// @dev Gets token royalties /// @param id the token id for which we check the royalties function _getTokenRoyalty(uint256 id) internal view virtual returns (address, uint256) { RoyaltyData memory data; if (_useContractRoyalties) { data = _contractRoyalties; } else { data = _royalties[id]; } return (data.recipient, uint256(data.amount)); } /// @dev set contract royalties; /// This can only be set once, because we are of the idea that royalties /// Amounts should never change after they have been set /// Once default values are set, it will be used for all royalties inquiries /// @param recipient the default royalties recipient /// @param value the default royalties value function _setDefaultRoyalties(address recipient, uint256 value) internal { require( _useContractRoyalties == false, '!ERC2981Royalties:DEFAULT_ALREADY_SET!' ); require(value <= 10000, '!ERC2981Royalties:TOO_HIGH!'); _useContractRoyalties = true; _contractRoyalties = RoyaltyData(recipient, uint96(value)); } /// @dev allows to set the default royalties recipient /// @param recipient the new recipient function _setDefaultRoyaltiesRecipient(address recipient) internal { _contractRoyalties.recipient = recipient; } /// @dev allows to set a tokenId royalties recipient /// @param tokenId the token Id /// @param recipient the new recipient function _setTokenRoyaltiesRecipient(uint256 tokenId, address recipient) internal { _royalties[tokenId].recipient = recipient; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; /// @title IERC2981Royalties /// @dev Interface for the ERC2981 - Token Royalty standard interface IERC2981Royalties { /// @notice Called with the sale price to determine how much royalty // is owed and to whom. /// @param _tokenId - the NFT asset queried for royalty information /// @param _value - the sale price of the NFT asset specified by _tokenId /// @return _receiver - address of who should be sent the royalty payment /// @return _royaltyAmount - the royalty payment amount for value sale price function royaltyInfo(uint256 _tokenId, uint256 _value) external view returns (address _receiver, uint256 _royaltyAmount); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; interface IFoundationSecondarySales { /// @notice returns a list of royalties recipients and the amount /// @param tokenId the token Id to check for /// @return all the recipients and their basis points, for tokenId function getFees(uint256 tokenId) external view returns (address payable[] memory, uint256[] memory); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; interface IRaribleSecondarySales { /// @notice returns a list of royalties recipients /// @param tokenId the token Id to check for /// @return all the recipients for tokenId function getFeeRecipients(uint256 tokenId) external view returns (address payable[] memory); /// @notice returns a list of royalties amounts /// @param tokenId the token Id to check for /// @return all the amounts for tokenId function getFeeBps(uint256 tokenId) external view returns (uint256[] memory); }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import './Modules/INFModuleWithEvents.sol'; /// @title INiftyForgeBase /// @author Simon Fremaux (@dievardump) interface INiftyForgeModules { enum ModuleStatus { UNKNOWN, ENABLED, DISABLED } /// @notice Helper to list all modules with their state /// @return list of modules and status function listModules() external view returns (address[] memory list, uint256[] memory status); /// @notice allows a module to listen to events (mint, transfer, burn) /// @param eventType the type of event to listen to function addEventListener(INFModuleWithEvents.Events eventType) external; /// @notice allows a module to stop listening to events (mint, transfer, burn) /// @param eventType the type of event to stop listen to function removeEventListener(INFModuleWithEvents.Events eventType) external; }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import '@openzeppelin/contracts-upgradeable/utils/introspection/IERC165Upgradeable.sol'; interface INFModule is IERC165Upgradeable { /// @notice Called by a Token Registry whenever the module is Attached /// @return if the attach worked function onAttach() external returns (bool); /// @notice Called by a Token Registry whenever the module is Enabled /// @return if the enabling worked function onEnable() external returns (bool); /// @notice Called by a Token Registry whenever the module is Disabled function onDisable() external; /// @notice returns an URI with information about the module /// @return the URI where to find information about the module function contractURI() external view returns (string memory); }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import './INFModule.sol'; interface INFModuleMutableURI is INFModule { function mutableURI(uint256 tokenId) external view returns (string memory); function mutableURI(address registry, uint256 tokenId) external view returns (string memory); }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import './INFModule.sol'; interface INFModuleRenderTokenURI is INFModule { function renderTokenURI(uint256 tokenId) external view returns (string memory); function renderTokenURI(address registry, uint256 tokenId) external view returns (string memory); }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import './INFModule.sol'; interface INFModuleTokenURI is INFModule { function tokenURI(uint256 tokenId) external view returns (string memory); function tokenURI(address registry, uint256 tokenId) external view returns (string memory); }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import './INFModule.sol'; interface INFModuleWithEvents is INFModule { enum Events { MINT, TRANSFER, BURN } /// @dev callback received from a contract when an event happens /// @param eventType the type of event fired /// @param tokenId the token for which the id is fired /// @param from address from /// @param to address to function onEvent( Events eventType, uint256 tokenId, address from, address to ) external; }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import './INFModule.sol'; interface INFModuleWithRoyalties is INFModule { /// @notice Return royalties (recipient, basisPoint) for tokenId /// @dev Contrary to EIP2981, modules are expected to return basisPoint for second parameters /// This in order to allow right royalties on marketplaces not supporting 2981 (like Rarible) /// @param tokenId token to check /// @return recipient and basisPoint for this tokenId function royaltyInfo(uint256 tokenId) external view returns (address recipient, uint256 basisPoint); /// @notice Return royalties (recipient, basisPoint) for tokenId /// @dev Contrary to EIP2981, modules are expected to return basisPoint for second parameters /// This in order to allow right royalties on marketplaces not supporting 2981 (like Rarible) /// @param registry registry to check id of /// @param tokenId token to check /// @return recipient and basisPoint for this tokenId function royaltyInfo(address registry, uint256 tokenId) external view returns (address recipient, uint256 basisPoint); }
//SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import '@openzeppelin/contracts-upgradeable/utils/structs/EnumerableSetUpgradeable.sol'; import './Modules/INFModule.sol'; import './Modules/INFModuleWithEvents.sol'; import './INiftyForgeModules.sol'; /// @title NiftyForgeBase /// @author Simon Fremaux (@dievardump) /// @notice These modules can be attached to a contract and enabled/disabled later /// They can be used to mint elements (need Minter Role) but also can listen /// To events like MINT, TRANSFER and BURN /// /// To module developers: /// Remember cross contract calls have a high cost, and reads too. /// Do not abuse of Events and only use them if there is a high value to it /// Gas is not cheap, always think of users first. contract NiftyForgeModules is INiftyForgeModules { using EnumerableSetUpgradeable for EnumerableSetUpgradeable.AddressSet; // event emitted whenever a module status changed event ModuleChanged(address module); // 3 types of events Mint, Transfer and Burn EnumerableSetUpgradeable.AddressSet[3] private _listeners; // modules list // should create a module role instead? EnumerableSetUpgradeable.AddressSet internal modules; // modules status mapping(address => ModuleStatus) public modulesStatus; modifier onlyEnabledModule() { require( modulesStatus[msg.sender] == ModuleStatus.ENABLED, '!MODULE_NOT_ENABLED!' ); _; } /// @notice Helper to list all modules with their state /// @return list of modules and status function listModules() external view override returns (address[] memory list, uint256[] memory status) { uint256 count = modules.length(); list = new address[](count); status = new uint256[](count); for (uint256 i; i < count; i++) { list[i] = modules.at(i); status[i] = uint256(modulesStatus[list[i]]); } } /// @notice allows a module to listen to events (mint, transfer, burn) /// @param eventType the type of event to listen to function addEventListener(INFModuleWithEvents.Events eventType) external override onlyEnabledModule { _listeners[uint256(eventType)].add(msg.sender); } /// @notice allows a module to stop listening to events (mint, transfer, burn) /// @param eventType the type of event to stop listen to function removeEventListener(INFModuleWithEvents.Events eventType) external override onlyEnabledModule { _listeners[uint256(eventType)].remove(msg.sender); } /// @notice Attach a module /// @param module a module to attach /// @param enabled if the module is enabled by default function _attachModule(address module, bool enabled) internal { require( modulesStatus[module] == ModuleStatus.UNKNOWN, '!ALREADY_ATTACHED!' ); // add to modules list modules.add(module); // tell the module it's attached // making sure module can be attached to this contract require(INFModule(module).onAttach(), '!ATTACH_FAILED!'); if (enabled) { _enableModule(module); } else { _disableModule(module, true); } } /// @dev Allows owner to enable a module (needs to be disabled) /// @param module to enable function _enableModule(address module) internal { require( modulesStatus[module] != ModuleStatus.ENABLED, '!NOT_DISABLED!' ); modulesStatus[module] = ModuleStatus.ENABLED; // making sure module can be enabled on this contract require(INFModule(module).onEnable(), '!ENABLING_FAILED!'); emit ModuleChanged(module); } /// @dev Disables a module /// @param module the module to disable /// @param keepListeners a boolean to know if the module can still listen to events /// meaning the module can not interact with the contract anymore but is still working /// for example: a module that transfers an ERC20 to people Minting function _disableModule(address module, bool keepListeners) internal virtual { require( modulesStatus[module] != ModuleStatus.DISABLED, '!NOT_ENABLED!' ); modulesStatus[module] = ModuleStatus.DISABLED; // we do a try catch without checking return or error here // because owners should be able to disable a module any time without the module being ok // with it or not try INFModule(module).onDisable() {} catch {} // remove all listeners if not explicitely asked to keep them if (!keepListeners) { _listeners[uint256(INFModuleWithEvents.Events.MINT)].remove(module); _listeners[uint256(INFModuleWithEvents.Events.TRANSFER)].remove( module ); _listeners[uint256(INFModuleWithEvents.Events.BURN)].remove(module); } emit ModuleChanged(module); } /// @dev fire events to listeners /// @param eventType the type of event fired /// @param tokenId the token for which the id is fired /// @param from address from /// @param to address to function _fireEvent( INFModuleWithEvents.Events eventType, uint256 tokenId, address from, address to ) internal { EnumerableSetUpgradeable.AddressSet storage listeners = _listeners[ uint256(eventType) ]; uint256 length = listeners.length(); for (uint256 i; i < length; i++) { INFModuleWithEvents(listeners.at(i)).onEvent( eventType, tokenId, from, to ); } } }
{ "evmVersion": "london", "libraries": {}, "metadata": { "bytecodeHash": "ipfs", "useLiteralContent": true }, "optimizer": { "enabled": true, "runs": 200 }, "remappings": [], "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
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