Blockwell

.crypto

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Public Functions 38
Event Types 7
Code Size 42,261 bytes

Approval Event

Parameters help
owner
address help
approved
address help
tokenId
uint256 help

ApprovalForAll Event

Parameters help
owner
address help
operator
address help
approved
bool help

NewURI Event

Parameters help
tokenId
uint256 help
uri
string help

NewURIPrefix Event

Parameters help
prefix
string help

Resolve Event

Parameters help
tokenId
uint256 help
to
address help

Sync Event

Parameters help
resolver
address help
updateId
uint256 help
tokenId
uint256 help

Transfer Event

Parameters help
from
address help
to
address help
tokenId
uint256 help

Functions Expand All Collapse All

balanceOf keyboard_arrow_up

Parameters help

Name Type
owner
address help

Properties

Visibility help public
Mutability help view

Requirements help

Source Code
    function balanceOf(address owner) public view returns (uint256) {
        require(owner != address(0), "ERC721: balance query for the zero address");

        return _ownedTokensCount[owner].current();
    }

ownerOf keyboard_arrow_up

Parameters help

Name Type
tokenId
uint256 help

Properties

Visibility help public
Mutability help view

Requirements help

Source Code
    function ownerOf(uint256 tokenId) public view returns (address) {
        address owner = _tokenOwner[tokenId];
        require(owner != address(0), "ERC721: owner query for nonexistent token");

        return owner;
    }

safeTransferFrom keyboard_arrow_up

Parameters help

Name Type
from
address help
to
address help
tokenId
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
    function safeTransferFrom(address from, address to, uint256 tokenId) public {
        safeTransferFrom(from, to, tokenId, "");
    }

transferFrom keyboard_arrow_up

Parameters help

Name Type
from
address help
to
address help
tokenId
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
    function transferFrom(address from, address to, uint256 tokenId) public {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(msg.sender, tokenId), "ERC721: transfer caller is not owner nor approved");

        _transferFrom(from, to, tokenId);
    }

approve keyboard_arrow_up

Parameters help

Name Type
to
address help
tokenId
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
    function approve(address to, uint256 tokenId) public {
        address owner = ownerOf(tokenId);
        require(to != owner, "ERC721: approval to current owner");

        require(msg.sender == owner || isApprovedForAll(owner, msg.sender),
            "ERC721: approve caller is not owner nor approved for all"
        );

        _tokenApprovals[tokenId] = to;
        emit Approval(owner, to, tokenId);
    }

getApproved keyboard_arrow_up

Parameters help

Name Type
tokenId
uint256 help

Properties

Visibility help public
Mutability help view

Requirements help

null
Source Code
    function getApproved(uint256 tokenId) public view returns (address) {
        require(_exists(tokenId), "ERC721: approved query for nonexistent token");

        return _tokenApprovals[tokenId];
    }

setApprovalForAll keyboard_arrow_up

Parameters help

Name Type
to
address help
approved
bool help

Properties

Visibility help public
Mutability help transaction
Source Code
    function setApprovalForAll(address to, bool approved) public {
        require(to != msg.sender, "ERC721: approve to caller");

        _operatorApprovals[msg.sender][to] = approved;
        emit ApprovalForAll(msg.sender, to, approved);
    }

isApprovedForAll keyboard_arrow_up

Parameters help

Name Type
owner
address help
operator
address help

Properties

Visibility help public
Mutability help view
Source Code
    function isApprovedForAll(address owner, address operator) public view returns (bool) {
        return _operatorApprovals[owner][operator];
    }

safeTransferFrom keyboard_arrow_up

Parameters help

Name Type
from
address help
to
address help
tokenId
uint256 help
_data
bytes help

Properties

Visibility help public
Mutability help transaction
Source Code
    function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory _data) public {
        transferFrom(from, to, tokenId);
        require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
    }

supportsInterface keyboard_arrow_up

Parameters help

Name Type
interfaceId
bytes4 help

Properties

Visibility help public
Mutability help view
Source Code
    function supportsInterface(bytes4 interfaceId) external view returns (bool) {
        return _supportedInterfaces[interfaceId];
    }

burn keyboard_arrow_up

Parameters help

Name Type
tokenId
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
    function burn(uint256 tokenId) public {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(msg.sender, tokenId), "ERC721Burnable: caller is not owner nor approved");
        _burn(tokenId);
    }

isController keyboard_arrow_up

Parameters help

Name Type
account
address help

Properties

Visibility help public
Mutability help view
Source Code
    function isController(address account) public view returns (bool) {
        return _controllers.has(account);
    }

addController keyboard_arrow_up

Parameters help

Name Type
account
address help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyController checks for the following:
null
Source Code
    function addController(address account) public onlyController {
        _addController(account);
    }

renounceController keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help transaction
Source Code
    function renounceController() public {
        _removeController(msg.sender);
    }

name keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
    function name() external view returns (string memory) {
        return ".crypto";
    }

symbol keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help view
Source Code
    function symbol() external view returns (string memory) {
        return "UD";
    }

tokenURI keyboard_arrow_up

Parameters help

Name Type
tokenId
uint256 help

Properties

Visibility help public
Mutability help view

Requirements help

null
Source Code
    function tokenURI(uint256 tokenId) external view returns (string memory) {
        require(_exists(tokenId));
        return string(abi.encodePacked(_prefix, _tokenURIs[tokenId]));
    }

controlledSetTokenURIPrefix keyboard_arrow_up

Parameters help

Name Type
prefix
string help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyController checks for the following:
null
Source Code
    function controlledSetTokenURIPrefix(string calldata prefix) external onlyController {
        _prefix = prefix;
        emit NewURIPrefix(prefix);
    }

isApprovedOrOwner keyboard_arrow_up

Parameters help

Name Type
spender
address help
tokenId
uint256 help

Properties

Visibility help public
Mutability help view

Requirements help

null
Source Code
    function isApprovedOrOwner(address spender, uint256 tokenId) external view returns (bool) {
        return _isApprovedOrOwner(spender, tokenId);
    }

mintChild keyboard_arrow_up

Parameters help

Name Type
to
address help
tokenId
uint256 help
label
string help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyApprovedOrOwner checks for the following:
null
Source Code
    function mintChild(address to, uint256 tokenId, string calldata label) external onlyApprovedOrOwner(tokenId) {
        _mintChild(to, tokenId, label);
    }

controlledMintChild keyboard_arrow_up

Parameters help

Name Type
to
address help
tokenId
uint256 help
label
string help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyController checks for the following:
null
Source Code
    function controlledMintChild(address to, uint256 tokenId, string calldata label) external onlyController {
        _mintChild(to, tokenId, label);
    }

transferFromChild keyboard_arrow_up

Parameters help

Name Type
from
address help
to
address help
tokenId
uint256 help
label
string help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyApprovedOrOwner checks for the following:
null
Source Code
    function transferFromChild(address from, address to, uint256 tokenId, string calldata label)
        external
        onlyApprovedOrOwner(tokenId)
    {
        _transferFrom(from, to, _childId(tokenId, label));
    }

controlledTransferFrom keyboard_arrow_up

Parameters help

Name Type
from
address help
to
address help
tokenId
uint256 help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyController checks for the following:
null
Source Code
    function controlledTransferFrom(address from, address to, uint256 tokenId) external onlyController {
        _transferFrom(from, to, tokenId);
    }

safeTransferFromChild keyboard_arrow_up

Parameters help

Name Type
from
address help
to
address help
tokenId
uint256 help
label
string help
_data
bytes help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyApprovedOrOwner checks for the following:
null
Source Code
    function safeTransferFromChild(
        address from,
        address to,
        uint256 tokenId,
        string memory label,
        bytes memory _data
    ) public onlyApprovedOrOwner(tokenId) {
        uint256 childId = _childId(tokenId, label);
        _transferFrom(from, to, childId);
        require(_checkOnERC721Received(from, to, childId, _data));
    }

safeTransferFromChild keyboard_arrow_up

Parameters help

Name Type
from
address help
to
address help
tokenId
uint256 help
label
string help

Properties

Visibility help public
Mutability help transaction
Source Code
    function safeTransferFromChild(address from, address to, uint256 tokenId, string calldata label) external {
        safeTransferFromChild(from, to, tokenId, label, "");
    }

controlledSafeTransferFrom keyboard_arrow_up

Parameters help

Name Type
from
address help
to
address help
tokenId
uint256 help
_data
bytes help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyController checks for the following:
null
Source Code
    function controlledSafeTransferFrom(address from, address to, uint256 tokenId, bytes calldata _data)
        external
        onlyController
    {
        _transferFrom(from, to, tokenId);
        require(_checkOnERC721Received(from, to, tokenId, _data));
    }

burnChild keyboard_arrow_up

Parameters help

Name Type
tokenId
uint256 help
label
string help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyApprovedOrOwner checks for the following:
null
Source Code
    function burnChild(uint256 tokenId, string calldata label) external onlyApprovedOrOwner(tokenId) {
        _burn(_childId(tokenId, label));
    }

controlledBurn keyboard_arrow_up

Parameters help

Name Type
tokenId
uint256 help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyController checks for the following:
null
Source Code
    function controlledBurn(uint256 tokenId) external onlyController {
        _burn(tokenId);
    }

resolveTo keyboard_arrow_up

Parameters help

Name Type
to
address help
tokenId
uint256 help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyApprovedOrOwner checks for the following:
null

Requirements help

null
Source Code
    function resolveTo(address to, uint256 tokenId) external onlyApprovedOrOwner(tokenId) {
        _resolveTo(to, tokenId);
    }

resolverOf keyboard_arrow_up

Parameters help

Name Type
tokenId
uint256 help

Properties

Visibility help public
Mutability help view

Requirements help

Source Code
    function resolverOf(uint256 tokenId) external view returns (address) {
        address resolver = _tokenResolvers[tokenId];
        require(resolver != address(0));
        return resolver;
    }

controlledResolveTo keyboard_arrow_up

Parameters help

Name Type
to
address help
tokenId
uint256 help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyController checks for the following:
null

Requirements help

null
Source Code
    function controlledResolveTo(address to, uint256 tokenId) external onlyController {
        _resolveTo(to, tokenId);
    }

root keyboard_arrow_up

Parameters help

This function has no parameters.

Properties

Visibility help public
Mutability help pure
Source Code
    function root() public pure returns (uint256) {
        return _CRYPTO_HASH;
    }

childIdOf keyboard_arrow_up

Parameters help

Name Type
tokenId
uint256 help
label
string help

Properties

Visibility help public
Mutability help pure

Requirements help

Source Code
    function childIdOf(uint256 tokenId, string calldata label) external pure returns (uint256) {
        return _childId(tokenId, label);
    }

safeMintChild keyboard_arrow_up

Parameters help

Name Type
to
address help
tokenId
uint256 help
label
string help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyApprovedOrOwner checks for the following:
null
Source Code
    function safeMintChild(address to, uint256 tokenId, string calldata label) external onlyApprovedOrOwner(tokenId) {
        _safeMintChild(to, tokenId, label, "");
    }

safeMintChild keyboard_arrow_up

Parameters help

Name Type
to
address help
tokenId
uint256 help
label
string help
_data
bytes help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyApprovedOrOwner checks for the following:
null
Source Code
    function safeMintChild(address to, uint256 tokenId, string calldata label, bytes calldata _data)
        external
        onlyApprovedOrOwner(tokenId)
    {
        _safeMintChild(to, tokenId, label, _data);
    }

controlledSafeMintChild keyboard_arrow_up

Parameters help

Name Type
to
address help
tokenId
uint256 help
label
string help
_data
bytes help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyController checks for the following:
null
Source Code
    function controlledSafeMintChild(address to, uint256 tokenId, string calldata label, bytes calldata _data)
        external
        onlyController
    {
        _safeMintChild(to, tokenId, label, _data);
    }

setOwner keyboard_arrow_up

Parameters help

Name Type
to
address help
tokenId
uint256 help

Properties

Visibility help public
Mutability help transaction

Modifiers help

onlyApprovedOrOwner checks for the following:
null
Source Code
    function setOwner(address to, uint256 tokenId) external onlyApprovedOrOwner(tokenId)  {
        super._transferFrom(ownerOf(tokenId), to, tokenId);
    }

sync keyboard_arrow_up

Parameters help

Name Type
tokenId
uint256 help
updateId
uint256 help

Properties

Visibility help public
Mutability help transaction
Source Code
    function sync(uint256 tokenId, uint256 updateId) external {
        require(_tokenResolvers[tokenId] == msg.sender);
        emit Sync(msg.sender, updateId, tokenId);
    }