/**
*Submitted for verification at Polygonscan.com on 08-11-2021
*/
// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.4;
import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC1155/ERC1155.sol";
import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC1155/extensions/ERC1155Burnable.sol";
import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/Counters.sol";
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), 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 {
emit OwnershipTransferred(_owner, address(0));
_owner = 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");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract UmbaDaimaXApprTok is Ownable, ERC1155, ERC1155Burnable {
mapping(uint => string) public locator;
using Counters for Counters.Counter;
Counters.Counter private _tokenIds;
constructor() ERC1155("https://gateway.pinata.cloud/ipfs/") { }
function uri(uint256 _id) public view override returns (string memory)
{
return string(abi.encodePacked('https://gateway.pinata.cloud/ipfs/', locator[_id]));
}
function mapIdToLocator(uint _tokenId, string memory locale) internal {
locator[_tokenId] = locale;
}
//, bytes memory data
function mintTocaller(address account, uint256 amount, string memory givenURL)
public onlyOwner returns (uint256)
{
_tokenIds.increment();
uint256 id = _tokenIds.current();
_mint(account, id, amount, "");
mapIdToLocator(id, givenURL);
return id;
}
}
{
"compilationTarget": {
"contracts/apprtokandUD.sol": "UmbaDaimaXApprTok"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}
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n"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"}],"name":"uri","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"}]