文件 1 的 1:Token.sol
pragma solidity ^0.4.21;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns(uint256) {
if(a == 0) { return 0; }
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns(uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns(uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns(uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
modifier onlyOwner() { require(msg.sender == owner); _; }
function Ownable() public {
owner = msg.sender;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(this));
owner = newOwner;
emit OwnershipTransferred(owner, newOwner);
}
}
contract ERC20 {
uint256 public totalSupply;
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function balanceOf(address who) public view returns(uint256);
function transfer(address to, uint256 value) public returns(bool);
function transferFrom(address from, address to, uint256 value) public returns(bool);
function allowance(address owner, address spender) public view returns(uint256);
function approve(address spender, uint256 value) public returns(bool);
}
contract StandardToken is ERC20{
using SafeMath for uint256;
string public name;
string public symbol;
uint8 public decimals;
mapping(address => uint256) public balances;
mapping (address => mapping (address => uint256)) internal allowed;
function StandardToken(string _name, string _symbol, uint8 _decimals) public {
name = _name;
symbol = _symbol;
decimals = _decimals;
}
function balanceOf(address _owner) public view returns(uint256 balance) {
return balances[_owner];
}
function transfer(address _to, uint256 _value) public returns(bool) {
require(_to != address(this));
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function multiTransfer(address[] _to, uint256[] _value) public returns(bool) {
require(_to.length == _value.length);
for(uint i = 0; i < _to.length; i++) {
transfer(_to[i], _value[i]);
}
return true;
}
function transferFrom(address _from, address _to, uint256 _value) public returns(bool) {
require(_to != address(this));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
emit Transfer(_from, _to, _value);
return true;
}
function allowance(address _owner, address _spender) public view returns(uint256) {
return allowed[_owner][_spender];
}
function approve(address _spender, uint256 _value) public returns(bool) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function increaseApproval(address _spender, uint _addedValue) public returns(bool) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint _subtractedValue) public returns(bool) {
uint oldValue = allowed[msg.sender][_spender];
if(_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract MintableToken is StandardToken, Ownable{
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 public returns(bool) {
totalSupply = totalSupply.add(_amount);
balances[_to] = balances[_to].add(_amount);
emit Mint(_to, _amount);
emit Transfer(address(this), _to, _amount);
return true;
}
function finishMinting() onlyOwner canMint public returns(bool) {
mintingFinished = true;
emit MintFinished();
return true;
}
}
contract CappedToken is MintableToken {
uint256 public cap;
function CappedToken(uint256 _cap) public {
require(_cap > 0);
cap = _cap;
}
function mint(address _to, uint256 _amount) onlyOwner canMint public returns(bool) {
require(totalSupply.add(_amount) <= cap);
return super.mint(_to, _amount);
}
}
contract BurnableToken is StandardToken {
event Burn(address indexed burner, uint256 value);
function burn(uint256 _value) public {
require(_value <= balances[msg.sender]);
address burner = msg.sender;
balances[burner] = balances[burner].sub(_value);
totalSupply = totalSupply.sub(_value);
emit Burn(burner, _value);
}
}
contract RewardToken is StandardToken, Ownable {
struct Payment {
uint time;
uint amount;
}
Payment[] public repayments;
mapping(address => Payment[]) public rewards;
event Reward(address indexed to, uint256 amount);
function repayment() onlyOwner payable public {
require(msg.value >= 0.000085 * 1 ether);
repayments.push(Payment({time : now, amount : msg.value}));
}
function _reward(address _to) private returns(bool) {
if(rewards[_to].length < repayments.length) {
uint sum = 0;
for(uint i = rewards[_to].length; i < repayments.length; i++) {
uint amount = balances[_to] > 0 ? (repayments[i].amount * balances[_to] / totalSupply) : 0;
rewards[_to].push(Payment({time : now, amount : amount}));
sum += amount;
}
if(sum > 0) {
_to.transfer(sum);
emit Reward(_to, sum);
}
return true;
}
return false;
}
function reward() public returns(bool) {
return _reward(msg.sender);
}
function transfer(address _to, uint256 _value) public returns(bool) {
_reward(msg.sender);
_reward(_to);
return super.transfer(_to, _value);
}
function multiTransfer(address[] _to, uint256[] _value) public returns(bool) {
_reward(msg.sender);
for(uint i = 0; i < _to.length; i++) {
_reward(_to[i]);
}
return super.multiTransfer(_to, _value);
}
function transferFrom(address _from, address _to, uint256 _value) public returns(bool) {
_reward(_from);
_reward(_to);
return super.transferFrom(_from, _to, _value);
}
}
contract Token is CappedToken, BurnableToken, RewardToken {
function Token() CappedToken(1000000000 * 1 ether) StandardToken("JULLAR", "JUL", 18) public {
}
}
contract JullarCrowdsale is Ownable{
using SafeMath for uint;
Token public token;
address private BeneficiaryA = 0x87CC179C88B593Ff7DBDD1B6e9A9F7437Df1880E;
address private BenefB = 0x8ae64056f409BbC00ed03eDC6B350eaB7d842A15;
address private JullarBountyAdr = 0xA2Df1e14632Ed83B1e7A35848dAe7c8623e1D030;
address private JullarPartnersAdr = 0x3d6D84c26a11Ed1123dB68791c80aa7F7ce767C8;
uint public collectedWei;
address[] public JullarTeamAdr;
string public ActiveSalesPhase = "Super PreICO";
string public TokenPriceETH = "0.000085";
uint public tokensSold = 0;
uint private tokensForSale = 20000000 * 1 ether;
uint public priceTokenWei = 85000000000000;
uint private Sb = 1 ether;
uint private oSbA = Sb * 10000000;
uint private oSbB = Sb * 10000000;
uint private JULLARbounty = Sb * 20000000;
uint private JULLARpartner = Sb * 10000000;
bool public crowdsaleClosed = false;
event Rurchase(address indexed holder, uint256 tokenAmount, uint256 etherAmount);
event CrowdsaleClose();
bool public paused = false;
uint public pausestatus = 1;
event Pause();
event StartNextIcoStage();
function pause() onlyOwner public {
pausestatus = 0;
paused = true;
emit Pause();
}
function JullarCrowdsale() public {
token = new Token();
emit Rurchase(BeneficiaryA, oSbA, 0);
emit Rurchase(BenefB, oSbB, 0);
emit Rurchase(JullarBountyAdr, JULLARbounty, 0);
emit Rurchase(JullarPartnersAdr, JULLARpartner, 0);
token.mint(BeneficiaryA, oSbA);
token.mint(BenefB, oSbB);
token.mint(JullarBountyAdr, JULLARbounty);
token.mint(JullarPartnersAdr, JULLARpartner);
}
function() payable public {
if(crowdsaleClosed == false){
purchase();
}
}
function purchase() payable public {
require(pausestatus != 0);
require(!crowdsaleClosed);
require(tokensSold < tokensForSale);
require(msg.value >= 0.000085 * 1 ether);
uint sum = msg.value;
uint amount = sum.mul(1 ether).div(priceTokenWei);
uint retSum = 0;
if(tokensSold.add(amount) > tokensForSale) {
uint retAmount = tokensSold.add(amount).sub(tokensForSale);
retSum = retAmount.mul(priceTokenWei).div(1 ether);
amount = amount.sub(retAmount);
sum = sum.sub(retSum);
}
tokensSold = tokensSold.add(amount);
collectedWei = collectedWei.add(sum);
token.mint(msg.sender, amount);
if(retSum > 0) {
msg.sender.transfer(retSum);
}
emit Rurchase(msg.sender, amount, sum);
}
function StartNextStage() onlyOwner public {
require(!crowdsaleClosed);
require(pausestatus != 1);
pausestatus = 1;
paused = false;
emit StartNextIcoStage();
}
function NewStage(uint _newpricewei, string _stagename, string _TokenPriceETH, uint _TokenForSale) onlyOwner public {
require(!crowdsaleClosed);
require(pausestatus != 1);
tokensForSale = _TokenForSale * 1 ether;
ActiveSalesPhase = _stagename;
priceTokenWei = _newpricewei;
TokenPriceETH = _TokenPriceETH;
}
function AddAdrJullarTeam(address _address) onlyOwner public{
require(JullarTeamAdr.length < 6);
JullarTeamAdr.push(_address);
}
function WithdrawalofFunds(uint _arraynum) onlyOwner public {
require(_arraynum / 1 ether < 6);
JullarTeamAdr[_arraynum].transfer(address(this).balance);
}
function closeCrowdsale() onlyOwner public {
require(!crowdsaleClosed);
uint bensum = address(this).balance / 2;
BeneficiaryA.transfer(bensum);
BenefB.transfer(bensum);
token.mint(BeneficiaryA, token.cap().sub(token.totalSupply()));
token.transferOwnership(BeneficiaryA);
crowdsaleClosed = true;
emit CrowdsaleClose();
}
}