ETH Price: $2,525.53 (-1.87%)

Token

LORDLESS:Bounty (Bounty)
 

Overview

Max Total Supply

885 Bounty

Holders

420

Market

Volume (24H)

N/A

Min Price (24H)

N/A

Max Price (24H)

N/A
Balance
2 Bounty
0xc1684452b9e03e97134a6fab92d708f10a8752ee
Loading...
Loading
Loading...
Loading
Loading...
Loading

OVERVIEW

LORDLESS is a fantasy game where you rule your Tavern.

# Exchange Pair Price  24H Volume % Volume

Contract Source Code Verified (Exact Match)

Contract Name:
BountyNFT

Compiler Version
v0.4.24+commit.e67f0147

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion

Contract Source Code (Solidity)

/**
 *Submitted for verification at Etherscan.io on 2019-01-28
*/

pragma solidity ^0.4.24;

// File: node_modules/openzeppelin-solidity/contracts/access/Roles.sol

/**
 * @title Roles
 * @dev Library for managing addresses assigned to a Role.
 */
library Roles {
  struct Role {
    mapping (address => bool) bearer;
  }

  /**
   * @dev give an account access to this role
   */
  function add(Role storage role, address account) internal {
    require(account != address(0));
    require(!has(role, account));

    role.bearer[account] = true;
  }

  /**
   * @dev remove an account's access to this role
   */
  function remove(Role storage role, address account) internal {
    require(account != address(0));
    require(has(role, account));

    role.bearer[account] = false;
  }

  /**
   * @dev check if an account has this role
   * @return bool
   */
  function has(Role storage role, address account)
    internal
    view
    returns (bool)
  {
    require(account != address(0));
    return role.bearer[account];
  }
}

// File: node_modules/openzeppelin-solidity/contracts/access/roles/MinterRole.sol

contract MinterRole {
  using Roles for Roles.Role;

  event MinterAdded(address indexed account);
  event MinterRemoved(address indexed account);

  Roles.Role private minters;

  constructor() internal {
    _addMinter(msg.sender);
  }

  modifier onlyMinter() {
    require(isMinter(msg.sender));
    _;
  }

  function isMinter(address account) public view returns (bool) {
    return minters.has(account);
  }

  function addMinter(address account) public onlyMinter {
    _addMinter(account);
  }

  function renounceMinter() public {
    _removeMinter(msg.sender);
  }

  function _addMinter(address account) internal {
    minters.add(account);
    emit MinterAdded(account);
  }

  function _removeMinter(address account) internal {
    minters.remove(account);
    emit MinterRemoved(account);
  }
}

// File: node_modules/openzeppelin-solidity/contracts/ownership/Ownable.sol

/**
 * @title Ownable
 * @dev The Ownable contract has an owner address, and provides basic authorization control
 * functions, this simplifies the implementation of "user permissions".
 */
contract Ownable {
  address private _owner;

  event OwnershipTransferred(
    address indexed previousOwner,
    address indexed newOwner
  );

  /**
   * @dev The Ownable constructor sets the original `owner` of the contract to the sender
   * account.
   */
  constructor() internal {
    _owner = msg.sender;
    emit OwnershipTransferred(address(0), _owner);
  }

  /**
   * @return the address of the owner.
   */
  function owner() public view returns(address) {
    return _owner;
  }

  /**
   * @dev Throws if called by any account other than the owner.
   */
  modifier onlyOwner() {
    require(isOwner());
    _;
  }

  /**
   * @return true if `msg.sender` is the owner of the contract.
   */
  function isOwner() public view returns(bool) {
    return msg.sender == _owner;
  }

  /**
   * @dev Allows the current owner to relinquish control of the contract.
   * @notice Renouncing to ownership will leave the contract without an owner.
   * It will not be possible to call the functions with the `onlyOwner`
   * modifier anymore.
   */
  function renounceOwnership() public onlyOwner {
    emit OwnershipTransferred(_owner, address(0));
    _owner = address(0);
  }

  /**
   * @dev Allows the current owner to transfer control of the contract to a newOwner.
   * @param newOwner The address to transfer ownership to.
   */
  function transferOwnership(address newOwner) public onlyOwner {
    _transferOwnership(newOwner);
  }

  /**
   * @dev Transfers control of the contract to a newOwner.
   * @param newOwner The address to transfer ownership to.
   */
  function _transferOwnership(address newOwner) internal {
    require(newOwner != address(0));
    emit OwnershipTransferred(_owner, newOwner);
    _owner = newOwner;
  }
}

// File: node_modules/openzeppelin-solidity/contracts/introspection/IERC165.sol

/**
 * @title IERC165
 * @dev https://github.com/ethereum/EIPs/blob/master/EIPS/eip-165.md
 */
interface IERC165 {

  /**
   * @notice Query if a contract implements an interface
   * @param interfaceId The interface identifier, as specified in ERC-165
   * @dev Interface identification is specified in ERC-165. This function
   * uses less than 30,000 gas.
   */
  function supportsInterface(bytes4 interfaceId)
    external
    view
    returns (bool);
}

// File: node_modules/openzeppelin-solidity/contracts/introspection/ERC165.sol

/**
 * @title ERC165
 * @author Matt Condon (@shrugs)
 * @dev Implements ERC165 using a lookup table.
 */
contract ERC165 is IERC165 {

  bytes4 private constant _InterfaceId_ERC165 = 0x01ffc9a7;
  /**
   * 0x01ffc9a7 ===
   *   bytes4(keccak256('supportsInterface(bytes4)'))
   */

  /**
   * @dev a mapping of interface id to whether or not it's supported
   */
  mapping(bytes4 => bool) private _supportedInterfaces;

  /**
   * @dev A contract implementing SupportsInterfaceWithLookup
   * implement ERC165 itself
   */
  constructor()
    internal
  {
    _registerInterface(_InterfaceId_ERC165);
  }

  /**
   * @dev implement supportsInterface(bytes4) using a lookup table
   */
  function supportsInterface(bytes4 interfaceId)
    external
    view
    returns (bool)
  {
    return _supportedInterfaces[interfaceId];
  }

  /**
   * @dev internal method for registering an interface
   */
  function _registerInterface(bytes4 interfaceId)
    internal
  {
    require(interfaceId != 0xffffffff);
    _supportedInterfaces[interfaceId] = true;
  }
}

// File: node_modules/openzeppelin-solidity/contracts/math/SafeMath.sol

/**
 * @title SafeMath
 * @dev Math operations with safety checks that revert on error
 */
library SafeMath {

  /**
  * @dev Multiplies two numbers, reverts on overflow.
  */
  function mul(uint256 a, uint256 b) internal pure returns (uint256) {
    // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
    // benefit is lost if 'b' is also tested.
    // See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522
    if (a == 0) {
      return 0;
    }

    uint256 c = a * b;
    require(c / a == b);

    return c;
  }

  /**
  * @dev Integer division of two numbers truncating the quotient, reverts on division by zero.
  */
  function div(uint256 a, uint256 b) internal pure returns (uint256) {
    require(b > 0); // Solidity only automatically asserts when dividing by 0
    uint256 c = a / b;
    // assert(a == b * c + a % b); // There is no case in which this doesn't hold

    return c;
  }

  /**
  * @dev Subtracts two numbers, reverts on overflow (i.e. if subtrahend is greater than minuend).
  */
  function sub(uint256 a, uint256 b) internal pure returns (uint256) {
    require(b <= a);
    uint256 c = a - b;

    return c;
  }

  /**
  * @dev Adds two numbers, reverts on overflow.
  */
  function add(uint256 a, uint256 b) internal pure returns (uint256) {
    uint256 c = a + b;
    require(c >= a);

    return c;
  }

  /**
  * @dev Divides two numbers and returns the remainder (unsigned integer modulo),
  * reverts when dividing by zero.
  */
  function mod(uint256 a, uint256 b) internal pure returns (uint256) {
    require(b != 0);
    return a % b;
  }
}

// File: node_modules/openzeppelin-solidity/contracts/utils/Address.sol

/**
 * Utility library of inline functions on addresses
 */
library Address {

  /**
   * Returns whether the target address is a contract
   * @dev This function will return false if invoked during the constructor of a contract,
   * as the code is not actually created until after the constructor finishes.
   * @param account address of the account to check
   * @return whether the target address is a contract
   */
  function isContract(address account) internal view returns (bool) {
    uint256 size;
    // XXX Currently there is no better way to check if there is a contract in an address
    // than to check the size of the code at that address.
    // See https://ethereum.stackexchange.com/a/14016/36603
    // for more details about how this works.
    // TODO Check this again before the Serenity release, because all addresses will be
    // contracts then.
    // solium-disable-next-line security/no-inline-assembly
    assembly { size := extcodesize(account) }
    return size > 0;
  }

}

// File: node_modules/openzeppelin-solidity/contracts/token/ERC721/IERC721.sol

/**
 * @title ERC721 Non-Fungible Token Standard basic interface
 * @dev see https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
 */
contract IERC721 is IERC165 {

  event Transfer(
    address indexed from,
    address indexed to,
    uint256 indexed tokenId
  );
  event Approval(
    address indexed owner,
    address indexed approved,
    uint256 indexed tokenId
  );
  event ApprovalForAll(
    address indexed owner,
    address indexed operator,
    bool approved
  );

  function balanceOf(address owner) public view returns (uint256 balance);
  function ownerOf(uint256 tokenId) public view returns (address owner);

  function approve(address to, uint256 tokenId) public;
  function getApproved(uint256 tokenId)
    public view returns (address operator);

  function setApprovalForAll(address operator, bool _approved) public;
  function isApprovedForAll(address owner, address operator)
    public view returns (bool);

  function transferFrom(address from, address to, uint256 tokenId) public;
  function safeTransferFrom(address from, address to, uint256 tokenId)
    public;

  function safeTransferFrom(
    address from,
    address to,
    uint256 tokenId,
    bytes data
  )
    public;
}

// File: node_modules/openzeppelin-solidity/contracts/token/ERC721/IERC721Receiver.sol

/**
 * @title ERC721 token receiver interface
 * @dev Interface for any contract that wants to support safeTransfers
 * from ERC721 asset contracts.
 */
contract IERC721Receiver {
  /**
   * @notice Handle the receipt of an NFT
   * @dev The ERC721 smart contract calls this function on the recipient
   * after a `safeTransfer`. This function MUST return the function selector,
   * otherwise the caller will revert the transaction. The selector to be
   * returned can be obtained as `this.onERC721Received.selector`. This
   * function MAY throw to revert and reject the transfer.
   * Note: the ERC721 contract address is always the message sender.
   * @param operator The address which called `safeTransferFrom` function
   * @param from The address which previously owned the token
   * @param tokenId The NFT identifier which is being transferred
   * @param data Additional data with no specified format
   * @return `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))`
   */
  function onERC721Received(
    address operator,
    address from,
    uint256 tokenId,
    bytes data
  )
    public
    returns(bytes4);
}

// File: node_modules/openzeppelin-solidity/contracts/token/ERC721/ERC721.sol

/**
 * @title ERC721 Non-Fungible Token Standard basic implementation
 * @dev see https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
 */
contract ERC721 is ERC165, IERC721 {

  using SafeMath for uint256;
  using Address for address;

  // Equals to `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))`
  // which can be also obtained as `IERC721Receiver(0).onERC721Received.selector`
  bytes4 private constant _ERC721_RECEIVED = 0x150b7a02;

  // Mapping from token ID to owner
  mapping (uint256 => address) private _tokenOwner;

  // Mapping from token ID to approved address
  mapping (uint256 => address) private _tokenApprovals;

  // Mapping from owner to number of owned token
  mapping (address => uint256) private _ownedTokensCount;

  // Mapping from owner to operator approvals
  mapping (address => mapping (address => bool)) private _operatorApprovals;

  bytes4 private constant _InterfaceId_ERC721 = 0x80ac58cd;
  /*
   * 0x80ac58cd ===
   *   bytes4(keccak256('balanceOf(address)')) ^
   *   bytes4(keccak256('ownerOf(uint256)')) ^
   *   bytes4(keccak256('approve(address,uint256)')) ^
   *   bytes4(keccak256('getApproved(uint256)')) ^
   *   bytes4(keccak256('setApprovalForAll(address,bool)')) ^
   *   bytes4(keccak256('isApprovedForAll(address,address)')) ^
   *   bytes4(keccak256('transferFrom(address,address,uint256)')) ^
   *   bytes4(keccak256('safeTransferFrom(address,address,uint256)')) ^
   *   bytes4(keccak256('safeTransferFrom(address,address,uint256,bytes)'))
   */

  constructor()
    public
  {
    // register the supported interfaces to conform to ERC721 via ERC165
    _registerInterface(_InterfaceId_ERC721);
  }

  /**
   * @dev Gets the balance of the specified address
   * @param owner address to query the balance of
   * @return uint256 representing the amount owned by the passed address
   */
  function balanceOf(address owner) public view returns (uint256) {
    require(owner != address(0));
    return _ownedTokensCount[owner];
  }

  /**
   * @dev Gets the owner of the specified token ID
   * @param tokenId uint256 ID of the token to query the owner of
   * @return owner address currently marked as the owner of the given token ID
   */
  function ownerOf(uint256 tokenId) public view returns (address) {
    address owner = _tokenOwner[tokenId];
    require(owner != address(0));
    return owner;
  }

  /**
   * @dev Approves another address to transfer the given token ID
   * The zero address indicates there is no approved address.
   * There can only be one approved address per token at a given time.
   * Can only be called by the token owner or an approved operator.
   * @param to address to be approved for the given token ID
   * @param tokenId uint256 ID of the token to be approved
   */
  function approve(address to, uint256 tokenId) public {
    address owner = ownerOf(tokenId);
    require(to != owner);
    require(msg.sender == owner || isApprovedForAll(owner, msg.sender));

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

  /**
   * @dev Gets the approved address for a token ID, or zero if no address set
   * Reverts if the token ID does not exist.
   * @param tokenId uint256 ID of the token to query the approval of
   * @return address currently approved for the given token ID
   */
  function getApproved(uint256 tokenId) public view returns (address) {
    require(_exists(tokenId));
    return _tokenApprovals[tokenId];
  }

  /**
   * @dev Sets or unsets the approval of a given operator
   * An operator is allowed to transfer all tokens of the sender on their behalf
   * @param to operator address to set the approval
   * @param approved representing the status of the approval to be set
   */
  function setApprovalForAll(address to, bool approved) public {
    require(to != msg.sender);
    _operatorApprovals[msg.sender][to] = approved;
    emit ApprovalForAll(msg.sender, to, approved);
  }

  /**
   * @dev Tells whether an operator is approved by a given owner
   * @param owner owner address which you want to query the approval of
   * @param operator operator address which you want to query the approval of
   * @return bool whether the given operator is approved by the given owner
   */
  function isApprovedForAll(
    address owner,
    address operator
  )
    public
    view
    returns (bool)
  {
    return _operatorApprovals[owner][operator];
  }

  /**
   * @dev Transfers the ownership of a given token ID to another address
   * Usage of this method is discouraged, use `safeTransferFrom` whenever possible
   * Requires the msg sender to be the owner, approved, or operator
   * @param from current owner of the token
   * @param to address to receive the ownership of the given token ID
   * @param tokenId uint256 ID of the token to be transferred
  */
  function transferFrom(
    address from,
    address to,
    uint256 tokenId
  )
    public
  {
    require(_isApprovedOrOwner(msg.sender, tokenId));
    require(to != address(0));

    _clearApproval(from, tokenId);
    _removeTokenFrom(from, tokenId);
    _addTokenTo(to, tokenId);

    emit Transfer(from, to, tokenId);
  }

  /**
   * @dev Safely transfers the ownership of a given token ID to another address
   * If the target address is a contract, it must implement `onERC721Received`,
   * which is called upon a safe transfer, and return the magic value
   * `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))`; otherwise,
   * the transfer is reverted.
   *
   * Requires the msg sender to be the owner, approved, or operator
   * @param from current owner of the token
   * @param to address to receive the ownership of the given token ID
   * @param tokenId uint256 ID of the token to be transferred
  */
  function safeTransferFrom(
    address from,
    address to,
    uint256 tokenId
  )
    public
  {
    // solium-disable-next-line arg-overflow
    safeTransferFrom(from, to, tokenId, "");
  }

  /**
   * @dev Safely transfers the ownership of a given token ID to another address
   * If the target address is a contract, it must implement `onERC721Received`,
   * which is called upon a safe transfer, and return the magic value
   * `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))`; otherwise,
   * the transfer is reverted.
   * Requires the msg sender to be the owner, approved, or operator
   * @param from current owner of the token
   * @param to address to receive the ownership of the given token ID
   * @param tokenId uint256 ID of the token to be transferred
   * @param _data bytes data to send along with a safe transfer check
   */
  function safeTransferFrom(
    address from,
    address to,
    uint256 tokenId,
    bytes _data
  )
    public
  {
    transferFrom(from, to, tokenId);
    // solium-disable-next-line arg-overflow
    require(_checkOnERC721Received(from, to, tokenId, _data));
  }

  /**
   * @dev Returns whether the specified token exists
   * @param tokenId uint256 ID of the token to query the existence of
   * @return whether the token exists
   */
  function _exists(uint256 tokenId) internal view returns (bool) {
    address owner = _tokenOwner[tokenId];
    return owner != address(0);
  }

  /**
   * @dev Returns whether the given spender can transfer a given token ID
   * @param spender address of the spender to query
   * @param tokenId uint256 ID of the token to be transferred
   * @return bool whether the msg.sender is approved for the given token ID,
   *  is an operator of the owner, or is the owner of the token
   */
  function _isApprovedOrOwner(
    address spender,
    uint256 tokenId
  )
    internal
    view
    returns (bool)
  {
    address owner = ownerOf(tokenId);
    // Disable solium check because of
    // https://github.com/duaraghav8/Solium/issues/175
    // solium-disable-next-line operator-whitespace
    return (
      spender == owner ||
      getApproved(tokenId) == spender ||
      isApprovedForAll(owner, spender)
    );
  }

  /**
   * @dev Internal function to mint a new token
   * Reverts if the given token ID already exists
   * @param to The address that will own the minted token
   * @param tokenId uint256 ID of the token to be minted by the msg.sender
   */
  function _mint(address to, uint256 tokenId) internal {
    require(to != address(0));
    _addTokenTo(to, tokenId);
    emit Transfer(address(0), to, tokenId);
  }

  /**
   * @dev Internal function to burn a specific token
   * Reverts if the token does not exist
   * @param tokenId uint256 ID of the token being burned by the msg.sender
   */
  function _burn(address owner, uint256 tokenId) internal {
    _clearApproval(owner, tokenId);
    _removeTokenFrom(owner, tokenId);
    emit Transfer(owner, address(0), tokenId);
  }

  /**
   * @dev Internal function to add a token ID to the list of a given address
   * Note that this function is left internal to make ERC721Enumerable possible, but is not
   * intended to be called by custom derived contracts: in particular, it emits no Transfer event.
   * @param to address representing the new owner of the given token ID
   * @param tokenId uint256 ID of the token to be added to the tokens list of the given address
   */
  function _addTokenTo(address to, uint256 tokenId) internal {
    require(_tokenOwner[tokenId] == address(0));
    _tokenOwner[tokenId] = to;
    _ownedTokensCount[to] = _ownedTokensCount[to].add(1);
  }

  /**
   * @dev Internal function to remove a token ID from the list of a given address
   * Note that this function is left internal to make ERC721Enumerable possible, but is not
   * intended to be called by custom derived contracts: in particular, it emits no Transfer event,
   * and doesn't clear approvals.
   * @param from address representing the previous owner of the given token ID
   * @param tokenId uint256 ID of the token to be removed from the tokens list of the given address
   */
  function _removeTokenFrom(address from, uint256 tokenId) internal {
    require(ownerOf(tokenId) == from);
    _ownedTokensCount[from] = _ownedTokensCount[from].sub(1);
    _tokenOwner[tokenId] = address(0);
  }

  /**
   * @dev Internal function to invoke `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 whether the call correctly returned the expected magic value
   */
  function _checkOnERC721Received(
    address from,
    address to,
    uint256 tokenId,
    bytes _data
  )
    internal
    returns (bool)
  {
    if (!to.isContract()) {
      return true;
    }
    bytes4 retval = IERC721Receiver(to).onERC721Received(
      msg.sender, from, tokenId, _data);
    return (retval == _ERC721_RECEIVED);
  }

  /**
   * @dev Private function to clear current approval of a given token ID
   * Reverts if the given address is not indeed the owner of the token
   * @param owner owner of the token
   * @param tokenId uint256 ID of the token to be transferred
   */
  function _clearApproval(address owner, uint256 tokenId) private {
    require(ownerOf(tokenId) == owner);
    if (_tokenApprovals[tokenId] != address(0)) {
      _tokenApprovals[tokenId] = address(0);
    }
  }
}

// File: node_modules/openzeppelin-solidity/contracts/token/ERC721/ERC721Burnable.sol

contract ERC721Burnable is ERC721 {
  function burn(uint256 tokenId)
    public
  {
    require(_isApprovedOrOwner(msg.sender, tokenId));
    _burn(ownerOf(tokenId), tokenId);
  }
}

// File: node_modules/openzeppelin-solidity/contracts/token/ERC721/IERC721Enumerable.sol

/**
 * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 * @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
 */
contract IERC721Enumerable is IERC721 {
  function totalSupply() public view returns (uint256);
  function tokenOfOwnerByIndex(
    address owner,
    uint256 index
  )
    public
    view
    returns (uint256 tokenId);

  function tokenByIndex(uint256 index) public view returns (uint256);
}

// File: node_modules/openzeppelin-solidity/contracts/token/ERC721/ERC721Enumerable.sol

contract ERC721Enumerable is ERC165, ERC721, IERC721Enumerable {
  // Mapping from owner to list of owned token IDs
  mapping(address => uint256[]) private _ownedTokens;

  // Mapping from token ID to index of the owner tokens list
  mapping(uint256 => uint256) private _ownedTokensIndex;

  // Array with all token ids, used for enumeration
  uint256[] private _allTokens;

  // Mapping from token id to position in the allTokens array
  mapping(uint256 => uint256) private _allTokensIndex;

  bytes4 private constant _InterfaceId_ERC721Enumerable = 0x780e9d63;
  /**
   * 0x780e9d63 ===
   *   bytes4(keccak256('totalSupply()')) ^
   *   bytes4(keccak256('tokenOfOwnerByIndex(address,uint256)')) ^
   *   bytes4(keccak256('tokenByIndex(uint256)'))
   */

  /**
   * @dev Constructor function
   */
  constructor() public {
    // register the supported interface to conform to ERC721 via ERC165
    _registerInterface(_InterfaceId_ERC721Enumerable);
  }

  /**
   * @dev Gets the token ID at a given index of the tokens list of the requested owner
   * @param owner address owning the tokens list to be accessed
   * @param index uint256 representing the index to be accessed of the requested tokens list
   * @return uint256 token ID at the given index of the tokens list owned by the requested address
   */
  function tokenOfOwnerByIndex(
    address owner,
    uint256 index
  )
    public
    view
    returns (uint256)
  {
    require(index < balanceOf(owner));
    return _ownedTokens[owner][index];
  }

  /**
   * @dev Gets the total amount of tokens stored by the contract
   * @return uint256 representing the total amount of tokens
   */
  function totalSupply() public view returns (uint256) {
    return _allTokens.length;
  }

  /**
   * @dev Gets the token ID at a given index of all the tokens in this contract
   * Reverts if the index is greater or equal to the total number of tokens
   * @param index uint256 representing the index to be accessed of the tokens list
   * @return uint256 token ID at the given index of the tokens list
   */
  function tokenByIndex(uint256 index) public view returns (uint256) {
    require(index < totalSupply());
    return _allTokens[index];
  }

  /**
   * @dev Internal function to add a token ID to the list of a given address
   * This function is internal due to language limitations, see the note in ERC721.sol.
   * It is not intended to be called by custom derived contracts: in particular, it emits no Transfer event.
   * @param to address representing the new owner of the given token ID
   * @param tokenId uint256 ID of the token to be added to the tokens list of the given address
   */
  function _addTokenTo(address to, uint256 tokenId) internal {
    super._addTokenTo(to, tokenId);
    uint256 length = _ownedTokens[to].length;
    _ownedTokens[to].push(tokenId);
    _ownedTokensIndex[tokenId] = length;
  }

  /**
   * @dev Internal function to remove a token ID from the list of a given address
   * This function is internal due to language limitations, see the note in ERC721.sol.
   * It is not intended to be called by custom derived contracts: in particular, it emits no Transfer event,
   * and doesn't clear approvals.
   * @param from address representing the previous owner of the given token ID
   * @param tokenId uint256 ID of the token to be removed from the tokens list of the given address
   */
  function _removeTokenFrom(address from, uint256 tokenId) internal {
    super._removeTokenFrom(from, tokenId);

    // To prevent a gap in the array, we store the last token in the index of the token to delete, and
    // then delete the last slot.
    uint256 tokenIndex = _ownedTokensIndex[tokenId];
    uint256 lastTokenIndex = _ownedTokens[from].length.sub(1);
    uint256 lastToken = _ownedTokens[from][lastTokenIndex];

    _ownedTokens[from][tokenIndex] = lastToken;
    // This also deletes the contents at the last position of the array
    _ownedTokens[from].length--;

    // Note that this will handle single-element arrays. In that case, both tokenIndex and lastTokenIndex are going to
    // be zero. Then we can make sure that we will remove tokenId from the ownedTokens list since we are first swapping
    // the lastToken to the first position, and then dropping the element placed in the last position of the list

    _ownedTokensIndex[tokenId] = 0;
    _ownedTokensIndex[lastToken] = tokenIndex;
  }

  /**
   * @dev Internal function to mint a new token
   * Reverts if the given token ID already exists
   * @param to address the beneficiary that will own the minted token
   * @param tokenId uint256 ID of the token to be minted by the msg.sender
   */
  function _mint(address to, uint256 tokenId) internal {
    super._mint(to, tokenId);

    _allTokensIndex[tokenId] = _allTokens.length;
    _allTokens.push(tokenId);
  }

  /**
   * @dev Internal function to burn a specific token
   * Reverts if the token does not exist
   * @param owner owner of the token to burn
   * @param tokenId uint256 ID of the token being burned by the msg.sender
   */
  function _burn(address owner, uint256 tokenId) internal {
    super._burn(owner, tokenId);

    // Reorg all tokens array
    uint256 tokenIndex = _allTokensIndex[tokenId];
    uint256 lastTokenIndex = _allTokens.length.sub(1);
    uint256 lastToken = _allTokens[lastTokenIndex];

    _allTokens[tokenIndex] = lastToken;
    _allTokens[lastTokenIndex] = 0;

    _allTokens.length--;
    _allTokensIndex[tokenId] = 0;
    _allTokensIndex[lastToken] = tokenIndex;
  }
}

// File: node_modules/openzeppelin-solidity/contracts/token/ERC721/IERC721Metadata.sol

/**
 * @title ERC-721 Non-Fungible Token Standard, optional metadata extension
 * @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
 */
contract IERC721Metadata is IERC721 {
  function name() external view returns (string);
  function symbol() external view returns (string);
  function tokenURI(uint256 tokenId) external view returns (string);
}

// File: node_modules/openzeppelin-solidity/contracts/token/ERC721/ERC721Metadata.sol

contract ERC721Metadata is ERC165, ERC721, IERC721Metadata {
  // Token name
  string private _name;

  // Token symbol
  string private _symbol;

  // Optional mapping for token URIs
  mapping(uint256 => string) private _tokenURIs;

  bytes4 private constant InterfaceId_ERC721Metadata = 0x5b5e139f;
  /**
   * 0x5b5e139f ===
   *   bytes4(keccak256('name()')) ^
   *   bytes4(keccak256('symbol()')) ^
   *   bytes4(keccak256('tokenURI(uint256)'))
   */

  /**
   * @dev Constructor function
   */
  constructor(string name, string symbol) public {
    _name = name;
    _symbol = symbol;

    // register the supported interfaces to conform to ERC721 via ERC165
    _registerInterface(InterfaceId_ERC721Metadata);
  }

  /**
   * @dev Gets the token name
   * @return string representing the token name
   */
  function name() external view returns (string) {
    return _name;
  }

  /**
   * @dev Gets the token symbol
   * @return string representing the token symbol
   */
  function symbol() external view returns (string) {
    return _symbol;
  }

  /**
   * @dev Returns an URI for a given token ID
   * Throws if the token ID does not exist. May return an empty string.
   * @param tokenId uint256 ID of the token to query
   */
  function tokenURI(uint256 tokenId) external view returns (string) {
    require(_exists(tokenId));
    return _tokenURIs[tokenId];
  }

  /**
   * @dev Internal function to set the token URI for a given token
   * Reverts if the token ID does not exist
   * @param tokenId uint256 ID of the token to set its URI
   * @param uri string URI to assign
   */
  function _setTokenURI(uint256 tokenId, string uri) internal {
    require(_exists(tokenId));
    _tokenURIs[tokenId] = uri;
  }

  /**
   * @dev Internal function to burn a specific token
   * Reverts if the token does not exist
   * @param owner owner of the token to burn
   * @param tokenId uint256 ID of the token being burned by the msg.sender
   */
  function _burn(address owner, uint256 tokenId) internal {
    super._burn(owner, tokenId);

    // Clear metadata (if any)
    if (bytes(_tokenURIs[tokenId]).length != 0) {
      delete _tokenURIs[tokenId];
    }
  }
}

// File: node_modules/openzeppelin-solidity/contracts/token/ERC721/ERC721Full.sol

/**
 * @title Full ERC721 Token
 * This implementation includes all the required and some optional functionality of the ERC721 standard
 * Moreover, it includes approve all functionality using operator terminology
 * @dev see https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
 */
contract ERC721Full is ERC721, ERC721Enumerable, ERC721Metadata {
  constructor(string name, string symbol) ERC721Metadata(name, symbol)
    public
  {
  }
}

// File: node_modules/openzeppelin-solidity/contracts/token/ERC721/ERC721Mintable.sol

/**
 * @title ERC721Mintable
 * @dev ERC721 minting logic
 */
contract ERC721Mintable is ERC721, MinterRole {
  /**
   * @dev Function to mint tokens
   * @param to The address that will receive the minted tokens.
   * @param tokenId The token id to mint.
   * @return A boolean that indicates if the operation was successful.
   */
  function mint(
    address to,
    uint256 tokenId
  )
    public
    onlyMinter
    returns (bool)
  {
    _mint(to, tokenId);
    return true;
  }
}

// File: contracts/strings.sol

library Strings {
  // via https://github.com/oraclize/ethereum-api/blob/master/oraclizeAPI_0.5.sol
  function strConcat(string _a, string _b, string _c, string _d, string _e) internal pure returns (string) {
      bytes memory _ba = bytes(_a);
      bytes memory _bb = bytes(_b);
      bytes memory _bc = bytes(_c);
      bytes memory _bd = bytes(_d);
      bytes memory _be = bytes(_e);
      string memory abcde = new string(_ba.length + _bb.length + _bc.length + _bd.length + _be.length);
      bytes memory babcde = bytes(abcde);
      uint k = 0;
      for (uint i = 0; i < _ba.length; i++) babcde[k++] = _ba[i];
      for (i = 0; i < _bb.length; i++) babcde[k++] = _bb[i];
      for (i = 0; i < _bc.length; i++) babcde[k++] = _bc[i];
      for (i = 0; i < _bd.length; i++) babcde[k++] = _bd[i];
      for (i = 0; i < _be.length; i++) babcde[k++] = _be[i];
      return string(babcde);
    }

    function strConcat(string _a, string _b, string _c, string _d) internal pure returns (string) {
        return strConcat(_a, _b, _c, _d, "");
    }

    function strConcat(string _a, string _b, string _c) internal pure returns (string) {
        return strConcat(_a, _b, _c, "", "");
    }

    function strConcat(string _a, string _b) internal pure returns (string) {
        return strConcat(_a, _b, "", "", "");
    }

    function uint2str(uint i) internal pure returns (string) {
        if (i == 0) return "0";
        uint j = i;
        uint len;
        while (j != 0){
            len++;
            j /= 10;
        }
        bytes memory bstr = new bytes(len);
        uint k = len - 1;
        while (i != 0){
            bstr[k--] = byte(48 + i % 10);
            i /= 10;
        }
        return string(bstr);
    }
}

// File: contracts/BountyNFT.sol

contract MinterRoleMock is MinterRole, Ownable {
  function removeMinter(address account) public onlyOwner{
    _removeMinter(account);
  }

  function onlyMinterMock() public view onlyMinter {
  }

  function _removeMinter(address account) internal {
    super._removeMinter(account);
  }
}

contract BountyNFT is ERC721Full, ERC721Mintable, MinterRoleMock, ERC721Burnable {
  // address proxyRegistryAddress;
  string _baseTokenURI = "https://game.lordless.com/api/bounty/detail/";
  uint256 public nextId = 0x0;
  constructor() ERC721Full("LORDLESS:Bounty", "Bounty") public {}

  /**
   * @dev Returns an URI for a given token ID
   */
  
  function tokenURI(uint256 _tokenId) external view returns (string) {
    return Strings.strConcat(
        baseTokenURI(),
        Strings.uint2str(_tokenId)
    );
  }
  
  function baseTokenURI() public view returns (string) {
    return _baseTokenURI;
  }

  function setBaseTokenURI(string baseTokenURI) external onlyOwner {
    _baseTokenURI = baseTokenURI;
  }
  
  function mint(address to, uint256 tokenId) public onlyMinter returns (bool) {
    _mint(to, tokenId);
    nextId++;
    return true;
  }

  function mintTo(address _to) external onlyMinter returns (bool, uint256) {
    uint256 newTokenId = _getNextTokenId();
    return (mint(_to, newTokenId), newTokenId);
  }

  function _getNextTokenId() private view returns (uint256) {
    return nextId;
  }
}

Contract Security Audit

Contract ABI

[{"constant":true,"inputs":[{"name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"to","type":"address"},{"name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"from","type":"address"},{"name":"to","type":"address"},{"name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"owner","type":"address"},{"name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"baseTokenURI","type":"string"}],"name":"setBaseTokenURI","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"account","type":"address"}],"name":"removeMinter","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"to","type":"address"},{"name":"tokenId","type":"uint256"}],"name":"mint","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"from","type":"address"},{"name":"to","type":"address"},{"name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"nextId","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[],"name":"renounceOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"}],"name":"mintTo","outputs":[{"name":"","type":"bool"},{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"owner","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"isOwner","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"account","type":"address"}],"name":"addMinter","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"renounceMinter","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"to","type":"address"},{"name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"account","type":"address"}],"name":"isMinter","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"onlyMinterMock","outputs":[],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"from","type":"address"},{"name":"to","type":"address"},{"name":"tokenId","type":"uint256"},{"name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"baseTokenURI","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"owner","type":"address"},{"name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"inputs":[],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"name":"previousOwner","type":"address"},{"indexed":true,"name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"account","type":"address"}],"name":"MinterAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"account","type":"address"}],"name":"MinterRemoved","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"from","type":"address"},{"indexed":true,"name":"to","type":"address"},{"indexed":true,"name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"owner","type":"address"},{"indexed":true,"name":"approved","type":"address"},{"indexed":true,"name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"owner","type":"address"},{"indexed":true,"name":"operator","type":"address"},{"indexed":false,"name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"}]

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

Deployed Bytecode

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

Swarm Source

bzzr://da805bc604752a4cbdf937471db745a65e8a24223b367cfcc91ae4b217833c6b
Loading...
Loading
Loading...
Loading
[ Download: CSV Export  ]
[ Download: CSV Export  ]

A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.