pragma solidity ^0.4.20;
contract ERC20Basic {
uint256 public totalSupply;
function balanceOf(address who) constant returns (uint256);
function transfer(address to, uint256 value) returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) constant returns (uint256);
function transferFrom(address from, address to, uint256 value) returns (bool);
function approve(address spender, uint256 value) returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
/**
* @title SafeMath
* @dev Math operations with safety checks that throw on error
*/
library SafeMath {
function mul(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal constant returns (uint256) {
// assert(b > 0); // Solidity automatically throws 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;
}
function sub(uint256 a, uint256 b) internal constant returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract OwnableWithDAO{
address public owner;
address public daoContract;
function OwnableWithDAO(){
owner = msg.sender;
}
modifier onlyOwner(){
require(msg.sender == owner);
_;
}
modifier onlyDAO(){
require(msg.sender == daoContract);
_;
}
function transferOwnership(address newOwner) onlyOwner public{
require(newOwner != address(0));
owner = newOwner;
}
function setDAOContract(address newDAO) onlyOwner public {
require(newDAO != address(0));
daoContract = newDAO;
}
}
contract Stoppable is OwnableWithDAO{
bool public stopped;
mapping (address => bool) public blackList; // адреса которым запретить покупку токенов
modifier block{
require(!blackList[msg.sender]);
_;
}
function addToBlackList(address _address) onlyOwner{
blackList[_address] = true;
}
function removeFromBlackList(address _address) onlyOwner{
blackList[_address] = false;
}
modifier stoppable{
require(!stopped);
_;
}
function stop() onlyDAO{
stopped = true;
}
function start() onlyDAO{
stopped = false;
}
}
/**
* @title Basic token
* @dev Basic version of StandardToken, with no allowances.
*/
contract BasicToken is ERC20Basic, Stoppable {
using SafeMath for uint256;
mapping(address => uint256) balances;
/**
* @dev transfer token for a specified address
* @param _to The address to transfer to.
* @param _value The amount to be transferred.
*/
function transfer(address _to, uint256 _value) stoppable block returns (bool) {
require(msg.sender !=_to);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
}
/**
* @dev Gets the balance of the specified address.
* @param _owner The address to query the the balance of.
* @return An uint256 representing the amount owned by the passed address.
*/
function balanceOf(address _owner) constant returns (uint256 balance) {
return balances[_owner];
}
}
/**
* @title Standard ERC20 token
*
* @dev Implementation of the basic standard token.
* @dev https://github.com/ethereum/EIPs/issues/20
* @dev Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
*/
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) allowed;
/**
* @dev Transfer tokens from one address to another
* @param _from address The address which you want to send tokens from
* @param _to address The address which you want to transfer to
* @param _value uint256 the amout of tokens to be transfered
*/
function transferFrom(address _from, address _to, uint256 _value) returns (bool) {
var _allowance = allowed[_from][msg.sender];
// Check is not needed because sub(_allowance, _value) will already throw if this condition is not met
// require (_value <= _allowance);
balances[_to] = balances[_to].add(_value);
balances[_from] = balances[_from].sub(_value);
allowed[_from][msg.sender] = _allowance.sub(_value);
Transfer(_from, _to, _value);
return true;
}
/**
* @dev Aprove the passed address to spend the specified amount of tokens on behalf of msg.sender.
* @param _spender The address which will spend the funds.
* @param _value The amount of tokens to be spent.
*/
function approve(address _spender, uint256 _value) returns (bool) {
// To change the approve amount you first have to reduce the addresses`
// allowance to zero by calling `approve(_spender, 0)` if it is not
// already 0 to mitigate the race condition described here:
// https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
require((_value == 0) || (allowed[msg.sender][_spender] == 0));
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
/**
* @dev Function to check the amount of tokens that an owner allowed to a spender.
* @param _owner address The address which owns the funds.
* @param _spender address The address which will spend the funds.
* @return A uint256 specifing the amount of tokens still available for the spender.
*/
function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
return allowed[_owner][_spender];
}
}
contract MintableToken is StandardToken {
event Mint(address indexed to, uint256 amount);
event MintFinished();
bool public mintingFinished = false;
modifier canMint() {
require(!mintingFinished);
_;
}
function mint(address _to, uint256 _amount) onlyOwner canMint returns (bool) {
totalSupply = totalSupply.add(_amount);
balances[_to] = balances[_to].add(_amount);
Mint(_to, _amount);
Transfer(msg.sender, _to, _amount);
return true;
}
function finishMinting() onlyOwner returns (bool) {
mintingFinished = true;
MintFinished();
return true;
}
}
contract BurnableToken is MintableToken {
/**
* @dev Burns a specific amount of tokens.
* @param _value The amount of token to be burned.
*/
function burn(uint _value) public {
require(_value > 0);
address burner = msg.sender;
balances[burner] = balances[burner].sub(_value);
totalSupply = totalSupply.sub(_value);
Burn(burner, _value);
}
event Burn(address indexed burner, uint indexed value);
}
contract DAOToken is BurnableToken{
string public name = "Veros";
string public symbol = "VRS";
uint32 public constant decimals = 6;
uint public INITIAL_SUPPLY = 100000000 * 1000000;
uint public coin = 1000000;
address public StabilizationFund;
address public MigrationFund;
address public ProjectFund;
address public Bounty;
address public Airdrop;
address public Founders;
function DAOToken() {
mint(msg.sender, INITIAL_SUPPLY);
//запретить дальнейший минтинг
finishMinting();
StabilizationFund = 0x6280A4a4Cb8E589a1F843284e7e2e63edD9E6A4f;
MigrationFund = 0x3bc441E70bb238537e43CE68763530D4e23901D6;
ProjectFund = 0xf09D6EE3149bB81556c0D78e95c9bBD12F373bE4;
Bounty = 0x551d3Cf16293196d82C6DD8f17e522B1C1B48b35;
Airdrop = 0x396A8607237a13121b67a4f8F1b87A47b1A296BA;
Founders = 0x63f80C7aF415Fdd84D5568Aeff8ae134Ef0C78c5;
// отправляем токены на указанные фонды
transfer(StabilizationFund, 15000000 * coin);
transfer(MigrationFund, 12000000 * coin);
transfer(ProjectFund, 40000000 * coin);
transfer(Bounty, 3000000 * coin);
transfer(Airdrop, 2000000 * coin);
transfer(Founders, 3000000 * coin);
}
function changeName(string _name, string _symbol) onlyOwner public{
name = _name;
symbol = _symbol;
}
}
{
"compilationTarget": {
"DAOToken.sol": "DAOToken"
},
"libraries": {},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}
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