文件 1 的 1:ICO.sol
pragma solidity ^0.4.18;
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
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 ERC20Basic {
uint256 public totalSupply;
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256 balance) {
return balances[_owner];
}
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public view returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
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);
Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public view returns (uint256) {
return allowed[_owner][_spender];
}
function increaseApproval(address _spender, uint _addedValue) public returns (bool) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
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);
}
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;
address public saleAgent;
modifier notLocked() {
require(msg.sender == owner || msg.sender == saleAgent || mintingFinished);
_;
}
function setSaleAgent(address newSaleAgnet) public {
require(msg.sender == saleAgent || msg.sender == owner);
saleAgent = newSaleAgnet;
}
function mint(address _to, uint256 _amount) public returns (bool) {
require((msg.sender == saleAgent || msg.sender == owner) && !mintingFinished);
totalSupply = totalSupply.add(_amount);
balances[_to] = balances[_to].add(_amount);
Mint(_to, _amount);
return true;
}
function finishMinting() public returns (bool) {
require((msg.sender == saleAgent || msg.sender == owner) && !mintingFinished);
mintingFinished = true;
MintFinished();
return true;
}
function transfer(address _to, uint256 _value) public notLocked returns (bool) {
return super.transfer(_to, _value);
}
function transferFrom(address from, address to, uint256 value) public notLocked returns (bool) {
return super.transferFrom(from, to, value);
}
}
contract FreezeTokensWallet is Ownable {
using SafeMath for uint256;
MintableToken public token;
bool public started;
uint public startLockPeriod = 180 days;
uint public period = 360 days;
uint public duration = 90 days;
uint public startUnlock;
uint public retrievedTokens;
uint public startBalance;
modifier notStarted() {
require(!started);
_;
}
function setPeriod(uint newPeriod) public onlyOwner notStarted {
period = newPeriod * 1 days;
}
function setDuration(uint newDuration) public onlyOwner notStarted {
duration = newDuration * 1 days;
}
function setStartLockPeriod(uint newStartLockPeriod) public onlyOwner notStarted {
startLockPeriod = newStartLockPeriod * 1 days;
}
function setToken(address newToken) public onlyOwner notStarted {
token = MintableToken(newToken);
}
function start() public onlyOwner notStarted {
startUnlock = now + startLockPeriod;
retrievedTokens = 0;
startBalance = token.balanceOf(this);
started = true;
}
function retrieveTokens(address to) public onlyOwner {
require(started && now >= startUnlock);
if (now >= startUnlock + period) {
token.transfer(to, token.balanceOf(this));
} else {
uint parts = period.div(duration);
uint tokensByPart = startBalance.div(parts);
uint timeSinceStart = now.sub(startUnlock);
uint pastParts = timeSinceStart.div(duration);
uint tokensToRetrieveSinceStart = pastParts.mul(tokensByPart);
uint tokensToRetrieve = tokensToRetrieveSinceStart.sub(retrievedTokens);
if(tokensToRetrieve > 0) {
retrievedTokens = retrievedTokens.add(tokensToRetrieve);
token.transfer(to, tokensToRetrieve);
}
}
}
}
contract InvestedProvider is Ownable {
uint public invested;
}
contract PercentRateProvider is Ownable {
uint public percentRate = 100;
function setPercentRate(uint newPercentRate) public onlyOwner {
percentRate = newPercentRate;
}
}
contract RetrieveTokensFeature is Ownable {
function retrieveTokens(address to, address anotherToken) public onlyOwner {
ERC20 alienToken = ERC20(anotherToken);
alienToken.transfer(to, alienToken.balanceOf(this));
}
}
contract WalletProvider is Ownable {
address public wallet;
function setWallet(address newWallet) public onlyOwner {
wallet = newWallet;
}
}
contract CommonSale is InvestedProvider, WalletProvider, PercentRateProvider, RetrieveTokensFeature {
using SafeMath for uint;
address public directMintAgent;
uint public price;
uint public start;
uint public minInvestedLimit;
MintableToken public token;
uint public hardcap;
modifier isUnderHardcap() {
require(invested < hardcap);
_;
}
function setHardcap(uint newHardcap) public onlyOwner {
hardcap = newHardcap;
}
modifier onlyDirectMintAgentOrOwner() {
require(directMintAgent == msg.sender || owner == msg.sender);
_;
}
modifier minInvestLimited(uint value) {
require(value >= minInvestedLimit);
_;
}
function setStart(uint newStart) public onlyOwner {
start = newStart;
}
function setMinInvestedLimit(uint newMinInvestedLimit) public onlyOwner {
minInvestedLimit = newMinInvestedLimit;
}
function setDirectMintAgent(address newDirectMintAgent) public onlyOwner {
directMintAgent = newDirectMintAgent;
}
function setPrice(uint newPrice) public onlyOwner {
price = newPrice;
}
function setToken(address newToken) public onlyOwner {
token = MintableToken(newToken);
}
function calculateTokens(uint _invested) internal returns(uint);
function mintTokensExternal(address to, uint tokens) public onlyDirectMintAgentOrOwner {
mintTokens(to, tokens);
}
function mintTokens(address to, uint tokens) internal {
token.mint(this, tokens);
token.transfer(to, tokens);
}
function endSaleDate() public view returns(uint);
function mintTokensByETHExternal(address to, uint _invested) public onlyDirectMintAgentOrOwner returns(uint) {
return mintTokensByETH(to, _invested);
}
function mintTokensByETH(address to, uint _invested) internal isUnderHardcap returns(uint) {
invested = invested.add(_invested);
uint tokens = calculateTokens(_invested);
mintTokens(to, tokens);
return tokens;
}
function fallback() internal minInvestLimited(msg.value) returns(uint) {
require(now >= start && now < endSaleDate());
wallet.transfer(msg.value);
return mintTokensByETH(msg.sender, msg.value);
}
function () public payable {
fallback();
}
}
contract StagedCrowdsale is Ownable {
using SafeMath for uint;
struct Milestone {
uint period;
uint bonus;
}
uint public totalPeriod;
Milestone[] public milestones;
function milestonesCount() public view returns(uint) {
return milestones.length;
}
function addMilestone(uint period, uint bonus) public onlyOwner {
require(period > 0);
milestones.push(Milestone(period, bonus));
totalPeriod = totalPeriod.add(period);
}
function removeMilestone(uint8 number) public onlyOwner {
require(number < milestones.length);
Milestone storage milestone = milestones[number];
totalPeriod = totalPeriod.sub(milestone.period);
delete milestones[number];
for (uint i = number; i < milestones.length - 1; i++) {
milestones[i] = milestones[i+1];
}
milestones.length--;
}
function changeMilestone(uint8 number, uint period, uint bonus) public onlyOwner {
require(number < milestones.length);
Milestone storage milestone = milestones[number];
totalPeriod = totalPeriod.sub(milestone.period);
milestone.period = period;
milestone.bonus = bonus;
totalPeriod = totalPeriod.add(period);
}
function insertMilestone(uint8 numberAfter, uint period, uint bonus) public onlyOwner {
require(numberAfter < milestones.length);
totalPeriod = totalPeriod.add(period);
milestones.length++;
for (uint i = milestones.length - 2; i > numberAfter; i--) {
milestones[i + 1] = milestones[i];
}
milestones[numberAfter + 1] = Milestone(period, bonus);
}
function clearMilestones() public onlyOwner {
require(milestones.length > 0);
for (uint i = 0; i < milestones.length; i++) {
delete milestones[i];
}
milestones.length -= milestones.length;
totalPeriod = 0;
}
function lastSaleDate(uint start) public view returns(uint) {
return start + totalPeriod * 1 days;
}
function currentMilestone(uint start) public view returns(uint) {
uint previousDate = start;
for(uint i=0; i < milestones.length; i++) {
if(now >= previousDate && now < previousDate + milestones[i].period * 1 days) {
return i;
}
previousDate = previousDate.add(milestones[i].period * 1 days);
}
revert();
}
}
contract ValueBonusFeature is PercentRateProvider {
using SafeMath for uint;
bool public activeValueBonus = true;
struct ValueBonus {
uint from;
uint bonus;
}
ValueBonus[] public valueBonuses;
modifier checkPrevBonus(uint number, uint from, uint bonus) {
if(number > 0 && number < valueBonuses.length) {
ValueBonus storage valueBonus = valueBonuses[number - 1];
require(valueBonus.from < from && valueBonus.bonus < bonus);
}
_;
}
modifier checkNextBonus(uint number, uint from, uint bonus) {
if(number + 1 < valueBonuses.length) {
ValueBonus storage valueBonus = valueBonuses[number + 1];
require(valueBonus.from > from && valueBonus.bonus > bonus);
}
_;
}
function setActiveValueBonus(bool newActiveValueBonus) public onlyOwner {
activeValueBonus = newActiveValueBonus;
}
function addValueBonus(uint from, uint bonus) public onlyOwner checkPrevBonus(valueBonuses.length - 1, from, bonus) {
valueBonuses.push(ValueBonus(from, bonus));
}
function getValueBonusTokens(uint tokens, uint invested) public view returns(uint) {
uint valueBonus = getValueBonus(invested);
if(valueBonus == 0) {
return 0;
}
return tokens.mul(valueBonus).div(percentRate);
}
function getValueBonus(uint value) public view returns(uint) {
uint bonus = 0;
if(activeValueBonus) {
for(uint i = 0; i < valueBonuses.length; i++) {
if(value >= valueBonuses[i].from) {
bonus = valueBonuses[i].bonus;
} else {
return bonus;
}
}
}
return bonus;
}
function removeValueBonus(uint8 number) public onlyOwner {
require(number < valueBonuses.length);
delete valueBonuses[number];
for (uint i = number; i < valueBonuses.length - 1; i++) {
valueBonuses[i] = valueBonuses[i+1];
}
valueBonuses.length--;
}
function changeValueBonus(uint8 number, uint from, uint bonus) public onlyOwner checkPrevBonus(number, from, bonus) checkNextBonus(number, from, bonus) {
require(number < valueBonuses.length);
ValueBonus storage valueBonus = valueBonuses[number];
valueBonus.from = from;
valueBonus.bonus = bonus;
}
function insertValueBonus(uint8 numberAfter, uint from, uint bonus) public onlyOwner checkPrevBonus(numberAfter, from, bonus) checkNextBonus(numberAfter, from, bonus) {
require(numberAfter < valueBonuses.length);
valueBonuses.length++;
for (uint i = valueBonuses.length - 2; i > numberAfter; i--) {
valueBonuses[i + 1] = valueBonuses[i];
}
valueBonuses[numberAfter + 1] = ValueBonus(from, bonus);
}
function clearValueBonuses() public onlyOwner {
require(valueBonuses.length > 0);
for (uint i = 0; i < valueBonuses.length; i++) {
delete valueBonuses[i];
}
valueBonuses.length = 0;
}
}
contract ICO is ValueBonusFeature, StagedCrowdsale, CommonSale {
FreezeTokensWallet public teamTokensWallet;
address public bountyTokensWallet;
address public reservedTokensWallet;
uint public teamTokensPercent;
uint public bountyTokensPercent;
uint public reservedTokensPercent;
function setTeamTokensPercent(uint newTeamTokensPercent) public onlyOwner {
teamTokensPercent = newTeamTokensPercent;
}
function setBountyTokensPercent(uint newBountyTokensPercent) public onlyOwner {
bountyTokensPercent = newBountyTokensPercent;
}
function setReservedTokensPercent(uint newReservedTokensPercent) public onlyOwner {
reservedTokensPercent = newReservedTokensPercent;
}
function setTeamTokensWallet(address newTeamTokensWallet) public onlyOwner {
teamTokensWallet = FreezeTokensWallet(newTeamTokensWallet);
}
function setBountyTokensWallet(address newBountyTokensWallet) public onlyOwner {
bountyTokensWallet = newBountyTokensWallet;
}
function setReservedTokensWallet(address newReservedTokensWallet) public onlyOwner {
reservedTokensWallet = newReservedTokensWallet;
}
function calculateTokens(uint _invested) internal returns(uint) {
uint milestoneIndex = currentMilestone(start);
Milestone storage milestone = milestones[milestoneIndex];
uint tokens = _invested.mul(price).div(1 ether);
uint valueBonusTokens = getValueBonusTokens(tokens, _invested);
if(milestone.bonus > 0) {
tokens = tokens.add(tokens.mul(milestone.bonus).div(percentRate));
}
return tokens.add(valueBonusTokens);
}
function finish() public onlyOwner {
uint summaryTokensPercent = bountyTokensPercent.add(teamTokensPercent).add(reservedTokensPercent);
uint mintedTokens = token.totalSupply();
uint allTokens = mintedTokens.mul(percentRate).div(percentRate.sub(summaryTokensPercent));
uint foundersTokens = allTokens.mul(teamTokensPercent).div(percentRate);
uint bountyTokens = allTokens.mul(bountyTokensPercent).div(percentRate);
uint reservedTokens = allTokens.mul(reservedTokensPercent).div(percentRate);
mintTokens(teamTokensWallet, foundersTokens);
mintTokens(bountyTokensWallet, bountyTokens);
mintTokens(reservedTokensWallet, reservedTokens);
token.finishMinting();
teamTokensWallet.start();
teamTokensWallet.transferOwnership(owner);
}
function endSaleDate() public view returns(uint) {
return lastSaleDate(start);
}
}
contract NextSaleAgentFeature is Ownable {
address public nextSaleAgent;
function setNextSaleAgent(address newNextSaleAgent) public onlyOwner {
nextSaleAgent = newNextSaleAgent;
}
}
contract PreICO is NextSaleAgentFeature, CommonSale {
uint public period;
function calculateTokens(uint _invested) internal returns(uint) {
return _invested.mul(price).div(1 ether);
}
function setPeriod(uint newPeriod) public onlyOwner {
period = newPeriod;
}
function finish() public onlyOwner {
token.setSaleAgent(nextSaleAgent);
}
function endSaleDate() public view returns(uint) {
return start.add(period * 1 days);
}
function fallback() internal minInvestLimited(msg.value) returns(uint) {
require(now >= start && now < endSaleDate());
wallet.transfer(msg.value);
return mintTokensByETH(msg.sender, msg.value);
}
}
contract ReceivingContractCallback {
function tokenFallback(address _from, uint _value) public;
}
contract UBCoinToken is MintableToken {
string public constant name = "UBCoin";
string public constant symbol = "UBC";
uint32 public constant decimals = 18;
mapping(address => bool) public registeredCallbacks;
function transfer(address _to, uint256 _value) public returns (bool) {
return processCallback(super.transfer(_to, _value), msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
return processCallback(super.transferFrom(_from, _to, _value), _from, _to, _value);
}
function registerCallback(address callback) public onlyOwner {
registeredCallbacks[callback] = true;
}
function deregisterCallback(address callback) public onlyOwner {
registeredCallbacks[callback] = false;
}
function processCallback(bool result, address from, address to, uint value) internal returns(bool) {
if (result && registeredCallbacks[to]) {
ReceivingContractCallback targetCallback = ReceivingContractCallback(to);
targetCallback.tokenFallback(from, value);
}
return result;
}
}
contract MigrationConfigurator is Ownable {
MintableToken public token = MintableToken(0x2D3E7D4870a51b918919E7B851FE19983E4c38d5);
ICO public ico;
FreezeTokensWallet public teamTokensWallet;
function setToken(address newAddress) public onlyOwner {
token = MintableToken(newAddress);
}
function deploy() public onlyOwner {
ico = new ICO();
ico.addMilestone(20, 40);
ico.addMilestone(20, 25);
ico.addMilestone(20, 20);
ico.addMilestone(20, 15);
ico.addMilestone(20, 8);
ico.addMilestone(4, 0);
ico.addValueBonus(20000000000000000000,50);
ico.addValueBonus(50000000000000000000,65);
ico.addValueBonus(300000000000000000000,80);
ico.setMinInvestedLimit(100000000000000000);
ico.setToken(token);
ico.setPrice(14286000000000000000000);
ico.setWallet(0x5FB78D8B8f1161731BC80eF93CBcfccc5783356F);
ico.setBountyTokensWallet(0xdAA156b6eA6b9737eA20c68Db4040B1182E487B6);
ico.setReservedTokensWallet(0xE1D1898660469797B22D348Ff67d54643d848295);
ico.setStart(1522627200);
ico.setHardcap(96000000000000000000000);
ico.setTeamTokensPercent(12);
ico.setBountyTokensPercent(4);
ico.setReservedTokensPercent(34);
teamTokensWallet = new FreezeTokensWallet();
teamTokensWallet.setStartLockPeriod(180);
teamTokensWallet.setPeriod(360);
teamTokensWallet.setDuration(90);
teamTokensWallet.setToken(token);
teamTokensWallet.transferOwnership(ico);
ico.setTeamTokensWallet(teamTokensWallet);
address manager = 0xF1f94bAD54C8827C3B53754ad7dAa0FF5DCD527d;
ico.transferOwnership(manager);
}
}