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pragma solidity ^0.4.13; |
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contract ComplianceService { |
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function validate(address _from, address _to, uint256 _amount) public returns (bool allowed) { |
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return true; |
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} |
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} |
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contract ERC20 { |
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function balanceOf(address _owner) public constant returns (uint256 balance); |
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function transfer(address _to, uint256 _amount) public returns (bool success); |
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function transferFrom(address _from, address _to, uint256 _amount) public returns (bool success); |
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function allowance(address _owner, address _spender) public constant returns (uint256 remaining); |
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function totalSupply() public constant returns (uint); |
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} |
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contract HardcodedWallets { |
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address public walletFounder1; |
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address public walletFounder2; |
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address public walletFounder3; |
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address public walletCommunityReserve; |
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address public walletCompanyReserve; |
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address public walletTeamAdvisors; |
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address public walletBountyProgram; |
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constructor() public { |
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walletFounder1 = 0x5E69332F57Ac45F5fCA43B6b007E8A7b138c2938; |
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walletFounder2 = 0x852f9a94a29d68CB95Bf39065BED6121ABf87607; |
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walletFounder3 = 0x0a339965e52dF2c6253989F5E9173f1F11842D83; |
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walletCommunityReserve = 0xB79116a062939534042d932fe5DF035E68576547; |
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walletCompanyReserve = 0xA6845689FE819f2f73a6b9C6B0D30aD6b4a006d8; |
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walletTeamAdvisors = 0x0227038b2560dF1abf3F8C906016Af0040bc894a; |
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walletBountyProgram = 0xdd401Df9a049F6788cA78b944c64D21760757D73; |
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} |
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} |
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library SafeMath { |
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function mul(uint256 a, uint256 b) internal pure returns (uint256 c) { |
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if (a == 0) { |
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return 0; |
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} |
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c = a * b; |
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assert(c / a == b); |
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return c; |
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} |
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function div(uint256 a, uint256 b) internal pure returns (uint256) { |
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return a / b; |
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} |
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function sub(uint256 a, uint256 b) internal pure returns (uint256) { |
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assert(b <= a); |
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return a - b; |
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} |
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function add(uint256 a, uint256 b) internal pure returns (uint256 c) { |
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c = a + b; |
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assert(c >= a); |
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return c; |
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} |
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} |
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contract System { |
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using SafeMath for uint256; |
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address owner; |
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modifier onlyOwner() { |
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if (msg.sender != owner) { |
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error('System: onlyOwner function called by user that is not owner'); |
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} else { |
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_; |
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} |
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} |
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function error(string _error) internal { |
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revert(_error); |
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} |
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function whoAmI() public constant returns (address) { |
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return msg.sender; |
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} |
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function timestamp() public constant returns (uint256) { |
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return block.timestamp; |
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} |
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function contractBalance() public constant returns (uint256) { |
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return address(this).balance; |
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} |
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constructor() public { |
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owner = msg.sender; |
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if(owner == 0x0) error('System constructor: Owner address is 0x0'); |
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} |
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event Error(string _error); |
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event DebugUint256(uint256 _data); |
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} |
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contract Escrow is System, HardcodedWallets { |
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using SafeMath for uint256; |
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mapping (address => uint256) public deposited; |
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uint256 nextStage; |
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address public addressSCICO; |
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address public addressSCTokens; |
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Tokens public SCTokens; |
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constructor() public { |
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uint256 totalSupply = 1350000000 ether; |
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deposited[this] = totalSupply.mul(50).div(100); |
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deposited[walletCommunityReserve] = totalSupply.mul(20).div(100); |
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deposited[walletCompanyReserve] = totalSupply.mul(14).div(100); |
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deposited[walletTeamAdvisors] = totalSupply.mul(15).div(100); |
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deposited[walletBountyProgram] = totalSupply.mul(1).div(100); |
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} |
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function deposit(uint256 _amount) public returns (bool) { |
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if (msg.sender != addressSCICO) { |
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error('Escrow: not allowed to deposit'); |
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return false; |
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} |
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deposited[this] = deposited[this].add(_amount); |
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return true; |
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} |
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function withdraw(address _address, uint256 _amount) public onlyOwner returns (bool) { |
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if (deposited[_address]<_amount) { |
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error('Escrow: not enough balance'); |
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return false; |
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} |
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deposited[_address] = deposited[_address].sub(_amount); |
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return SCTokens.transfer(_address, _amount); |
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} |
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function fundICO(uint256 _amount, uint8 _stage) public returns (bool) { |
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if(nextStage !=_stage) { |
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error('Escrow: ICO stage already funded'); |
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return false; |
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} |
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if (msg.sender != addressSCICO || tx.origin != owner) { |
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error('Escrow: not allowed to fund the ICO'); |
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return false; |
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} |
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if (deposited[this]<_amount) { |
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error('Escrow: not enough balance'); |
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return false; |
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} |
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bool success = SCTokens.transfer(addressSCICO, _amount); |
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if(success) { |
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deposited[this] = deposited[this].sub(_amount); |
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nextStage++; |
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emit FundICO(addressSCICO, _amount); |
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} |
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return success; |
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} |
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function setMyICOContract(address _SCICO) public onlyOwner { |
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addressSCICO = _SCICO; |
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} |
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function setTokensContract(address _addressSCTokens) public onlyOwner { |
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addressSCTokens = _addressSCTokens; |
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SCTokens = Tokens(_addressSCTokens); |
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} |
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function balanceOf(address _address) public constant returns (uint256 balance) { |
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return deposited[_address]; |
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} |
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event FundICO(address indexed _addressICO, uint256 _amount); |
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} |
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contract RefundVault is HardcodedWallets, System { |
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using SafeMath for uint256; |
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enum State { Active, Refunding, Closed } |
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mapping (address => uint256) public deposited; |
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mapping (address => uint256) public tokensAcquired; |
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State public state; |
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address public addressSCICO; |
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modifier onlyICOContract() { |
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if (msg.sender != addressSCICO) { |
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error('RefundVault: onlyICOContract function called by user that is not ICOContract'); |
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} else { |
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_; |
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} |
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} |
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constructor() public { |
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state = State.Active; |
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} |
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function weisDeposited(address _investor) public constant returns (uint256) { |
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return deposited[_investor]; |
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} |
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function getTokensAcquired(address _investor) public constant returns (uint256) { |
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return tokensAcquired[_investor]; |
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} |
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function deposit(address _investor, uint256 _tokenAmount) onlyICOContract public payable returns (bool) { |
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if (state != State.Active) { |
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error('deposit: state != State.Active'); |
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return false; |
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} |
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deposited[_investor] = deposited[_investor].add(msg.value); |
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tokensAcquired[_investor] = tokensAcquired[_investor].add(_tokenAmount); |
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return true; |
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} |
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function close() onlyICOContract public returns (bool) { |
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if (state != State.Active) { |
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error('close: state != State.Active'); |
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return false; |
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} |
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state = State.Closed; |
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walletFounder1.transfer(address(this).balance.mul(33).div(100)); |
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walletFounder2.transfer(address(this).balance.mul(50).div(100)); |
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walletFounder3.transfer(address(this).balance); |
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emit Closed(); |
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return true; |
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} |
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function enableRefunds() onlyICOContract public returns (bool) { |
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if (state != State.Active) { |
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error('enableRefunds: state != State.Active'); |
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return false; |
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} |
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state = State.Refunding; |
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emit RefundsEnabled(); |
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return true; |
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} |
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function refund(address _investor) onlyICOContract public returns (bool) { |
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if (state != State.Refunding) { |
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error('refund: state != State.Refunding'); |
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return false; |
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} |
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if (deposited[_investor] == 0) { |
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error('refund: no deposit to refund'); |
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return false; |
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} |
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uint256 depositedValue = deposited[_investor]; |
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deposited[_investor] = 0; |
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tokensAcquired[_investor] = 0; |
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_investor.transfer(depositedValue); |
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emit Refunded(_investor, depositedValue); |
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return true; |
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} |
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function isRefunding() public constant returns (bool) { |
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return (state == State.Refunding); |
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} |
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function setMyICOContract(address _SCICO) public onlyOwner { |
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require(address(this).balance == 0); |
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addressSCICO = _SCICO; |
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} |
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event Closed(); |
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event RefundsEnabled(); |
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event Refunded(address indexed beneficiary, uint256 weiAmount); |
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} |
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contract Haltable is System { |
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bool public halted; |
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modifier stopInEmergency { |
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if (halted) { |
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error('Haltable: stopInEmergency function called and contract is halted'); |
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} else { |
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_; |
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} |
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} |
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modifier onlyInEmergency { |
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if (!halted) { |
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error('Haltable: onlyInEmergency function called and contract is not halted'); |
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} { |
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_; |
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} |
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} |
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function halt() external onlyOwner { |
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halted = true; |
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emit Halt(true, msg.sender, timestamp()); |
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} |
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function unhalt() external onlyOwner onlyInEmergency { |
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halted = false; |
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emit Halt(false, msg.sender, timestamp()); |
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} |
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event Halt(bool _switch, address _halter, uint256 _timestamp); |
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} |
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contract ICO is HardcodedWallets, Haltable { |
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Tokens public SCTokens; |
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RefundVault public SCRefundVault; |
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Whitelist public SCWhitelist; |
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Escrow public SCEscrow; |
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uint256 public startTime; |
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uint256 public endTime; |
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bool public isFinalized = false; |
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uint256 public weisPerBigToken; |
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uint256 public weisPerEther; |
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uint256 public tokensPerEther; |
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uint256 public bigTokensPerEther; |
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uint256 public weisRaised; |
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uint256 public etherHardCap; |
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uint256 public tokensHardCap; |
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uint256 public weisHardCap; |
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uint256 public weisMinInvestment; |
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uint256 public etherSoftCap; |
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uint256 public tokensSoftCap; |
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uint256 public weisSoftCap; |
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uint256 public discount; |
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uint256 discountedPricePercentage; |
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uint8 ICOStage; |
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function () payable public { |
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buyTokens(); |
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} |
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function buyTokens() public stopInEmergency payable returns (bool) { |
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if (msg.value == 0) { |
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error('buyTokens: ZeroPurchase'); |
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return false; |
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} |
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uint256 tokenAmount = buyTokensLowLevel(msg.sender, msg.value); |
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if (!SCRefundVault.deposit.value(msg.value)(msg.sender, tokenAmount)) { |
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revert('buyTokens: unable to transfer collected funds from ICO contract to Refund Vault'); |
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} |
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emit BuyTokens(msg.sender, msg.value, tokenAmount); |
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return true; |
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} |
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function buyTokensLowLevel(address _beneficiary, uint256 _weisAmount) private stopInEmergency returns (uint256 tokenAmount) { |
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if (_beneficiary == 0x0) { |
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revert('buyTokensLowLevel: _beneficiary == 0x0'); |
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} |
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if (timestamp() < startTime || timestamp() > endTime) { |
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revert('buyTokensLowLevel: Not withinPeriod'); |
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} |
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if (!SCWhitelist.isInvestor(_beneficiary)) { |
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revert('buyTokensLowLevel: Investor is not registered on the whitelist'); |
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} |
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if (isFinalized) { |
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revert('buyTokensLowLevel: ICO is already finalized'); |
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} |
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if (_weisAmount < weisMinInvestment) { |
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revert('buyTokensLowLevel: Minimal investment not reached. Not enough ethers to perform the minimal purchase'); |
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} |
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if (weisRaised.add(_weisAmount) > weisHardCap) { |
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revert('buyTokensLowLevel: HardCap reached. Not enough tokens on ICO contract to perform this purchase'); |
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} |
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tokenAmount = _weisAmount.mul(weisPerEther).div(weisPerBigToken); |
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tokenAmount = tokenAmount.mul(100).div(discountedPricePercentage); |
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weisRaised = weisRaised.add(_weisAmount); |
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if (!SCTokens.transfer(_beneficiary, tokenAmount)) { |
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revert('buyTokensLowLevel: unable to transfer tokens from ICO contract to beneficiary'); |
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} |
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emit BuyTokensLowLevel(msg.sender, _beneficiary, _weisAmount, tokenAmount); |
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return tokenAmount; |
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} |
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function updateEndTime(uint256 _endTime) onlyOwner public returns (bool) { |
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endTime = _endTime; |
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emit UpdateEndTime(_endTime); |
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} |
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function finalize(bool _forceRefund) onlyOwner public returns (bool) { |
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if (isFinalized) { |
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error('finalize: ICO is already finalized.'); |
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return false; |
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} |
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if (weisRaised >= weisSoftCap && !_forceRefund) { |
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if (!SCRefundVault.close()) { |
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error('finalize: SCRefundVault.close() failed'); |
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return false; |
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} |
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} else { |
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if (!SCRefundVault.enableRefunds()) { |
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error('finalize: SCRefundVault.enableRefunds() failed'); |
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return false; |
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} |
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if(_forceRefund) { |
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emit ForceRefund(); |
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} |
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} |
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uint256 balanceAmount = SCTokens.balanceOf(this); |
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if (!SCTokens.transfer(address(SCEscrow), balanceAmount)) { |
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error('finalize: unable to return remaining ICO tokens'); |
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return false; |
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} |
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if(!SCEscrow.deposit(balanceAmount)) { |
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error('finalize: unable to return remaining ICO tokens'); |
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return false; |
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} |
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isFinalized = true; |
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emit Finalized(); |
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return true; |
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} |
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function claimRefund() public stopInEmergency returns (bool) { |
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if (!isFinalized) { |
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error('claimRefund: ICO is not yet finalized.'); |
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return false; |
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} |
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if (!SCRefundVault.isRefunding()) { |
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error('claimRefund: RefundVault state != State.Refunding'); |
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return false; |
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} |
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uint256 tokenAmount = SCRefundVault.getTokensAcquired(msg.sender); |
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emit GetBackTokensOnRefund(msg.sender, this, tokenAmount); |
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if (!SCTokens.refundTokens(msg.sender, tokenAmount)) { |
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error('claimRefund: unable to transfer investor tokens to ICO contract before refunding'); |
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return false; |
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} |
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if (!SCRefundVault.refund(msg.sender)) { |
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error('claimRefund: SCRefundVault.refund() failed'); |
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return false; |
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} |
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return true; |
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} |
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function fundICO() public onlyOwner { |
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if (!SCEscrow.fundICO(tokensHardCap, ICOStage)) { |
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revert('ICO funding failed'); |
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} |
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} |
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event BuyTokens(address indexed _purchaser, uint256 _value, uint256 _amount); |
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event BuyTokensOraclePayIn(address indexed _purchaser, address indexed _beneficiary, uint256 _weisAmount, uint256 _tokenAmount); |
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event BuyTokensLowLevel(address indexed _purchaser, address indexed _beneficiary, uint256 _value, uint256 _amount); |
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event Finalized(); |
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event ForceRefund(); |
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event GetBackTokensOnRefund(address _from, address _to, uint256 _amount); |
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event UpdateEndTime(uint256 _endTime); |
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} |
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contract ICOPreSale is ICO { |
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constructor(address _SCEscrow, address _SCTokens, address _SCWhitelist, address _SCRefundVault) public { |
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if (_SCTokens == 0x0) { |
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revert('Tokens Constructor: _SCTokens == 0x0'); |
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} |
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if (_SCWhitelist == 0x0) { |
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revert('Tokens Constructor: _SCWhitelist == 0x0'); |
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} |
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if (_SCRefundVault == 0x0) { |
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revert('Tokens Constructor: _SCRefundVault == 0x0'); |
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} |
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SCTokens = Tokens(_SCTokens); |
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SCWhitelist = Whitelist(_SCWhitelist); |
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SCRefundVault = RefundVault(_SCRefundVault); |
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weisPerEther = 1 ether; |
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startTime = timestamp(); |
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endTime = timestamp().add(24 days); |
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bigTokensPerEther = 7500; |
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tokensPerEther = bigTokensPerEther.mul(weisPerEther); |
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discount = 45; |
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discountedPricePercentage = 100; |
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discountedPricePercentage = discountedPricePercentage.sub(discount); |
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weisMinInvestment = weisPerEther.mul(1); |
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etherHardCap = 8067; |
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tokensHardCap = tokensPerEther.mul(etherHardCap).mul(100).div(discountedPricePercentage); |
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weisPerBigToken = weisPerEther.div(bigTokensPerEther); |
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weisHardCap = weisPerEther.mul(etherHardCap); |
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etherSoftCap = 750; |
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weisSoftCap = weisPerEther.mul(etherSoftCap); |
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SCEscrow = Escrow(_SCEscrow); |
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ICOStage = 0; |
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} |
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} |
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contract Tokens is HardcodedWallets, ERC20, Haltable { |
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mapping (address => uint256) balances; |
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mapping (address => mapping (address => uint256)) allowed; |
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uint256 public _totalSupply; |
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string public name; |
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string public symbol; |
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uint8 public decimals; |
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string public standard = 'H0.1'; |
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uint256 public timelockEndTime; |
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address public addressSCICO; |
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address public addressSCEscrow; |
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address public addressSCComplianceService; |
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ComplianceService public SCComplianceService; |
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modifier notTimeLocked() { |
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if (now < timelockEndTime && msg.sender != addressSCICO && msg.sender != addressSCEscrow) { |
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error('notTimeLocked: Timelock still active. Function is yet unavailable.'); |
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} else { |
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_; |
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} |
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} |
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constructor(address _addressSCEscrow, address _addressSCComplianceService) public { |
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name = "TheRentalsToken"; |
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symbol = "TRT"; |
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decimals = 18; |
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_totalSupply = 1350000000 ether; |
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timelockEndTime = timestamp().add(45 days); |
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addressSCEscrow = _addressSCEscrow; |
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addressSCComplianceService = _addressSCComplianceService; |
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SCComplianceService = ComplianceService(addressSCComplianceService); |
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balances[_addressSCEscrow] = _totalSupply; |
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emit Transfer(0x0, _addressSCEscrow, _totalSupply); |
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} |
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function totalSupply() public constant returns (uint) { |
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return _totalSupply - balances[address(0)]; |
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} |
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function balanceOf(address _owner) public constant returns (uint256 balance) { |
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return balances[_owner]; |
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} |
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function transfer(address _to, uint256 _amount) public notTimeLocked stopInEmergency returns (bool success) { |
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if (balances[msg.sender] < _amount) { |
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error('transfer: the amount to transfer is higher than your token balance'); |
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return false; |
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} |
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if(!SCComplianceService.validate(msg.sender, _to, _amount)) { |
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error('transfer: not allowed by the compliance service'); |
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return false; |
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} |
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balances[msg.sender] = balances[msg.sender].sub(_amount); |
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balances[_to] = balances[_to].add(_amount); |
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emit Transfer(msg.sender, _to, _amount); |
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return true; |
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} |
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function transferFrom(address _from, address _to, uint256 _amount) public notTimeLocked stopInEmergency returns (bool success) { |
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if (balances[_from] < _amount) { |
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error('transferFrom: the amount to transfer is higher than the token balance of the source'); |
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return false; |
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} |
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if (allowed[_from][msg.sender] < _amount) { |
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error('transferFrom: the amount to transfer is higher than the maximum token transfer allowed by the source'); |
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return false; |
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} |
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if(!SCComplianceService.validate(_from, _to, _amount)) { |
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error('transfer: not allowed by the compliance service'); |
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return false; |
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} |
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balances[_from] = balances[_from].sub(_amount); |
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balances[_to] = balances[_to].add(_amount); |
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allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_amount); |
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emit Transfer(_from, _to, _amount); |
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return true; |
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} |
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function approve(address _spender, uint256 _amount) public returns (bool success) { |
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allowed[msg.sender][_spender] = _amount; |
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emit Approval(msg.sender, _spender, _amount); |
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return true; |
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} |
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function allowance(address _owner, address _spender) public constant returns (uint256 remaining) { |
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return allowed[_owner][_spender]; |
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} |
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function increaseApproval(address _spender, uint _addedValue) public returns (bool) { |
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allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue); |
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emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]); |
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return true; |
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} |
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function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool) { |
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uint oldValue = allowed[msg.sender][_spender]; |
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if (_subtractedValue > oldValue) { |
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allowed[msg.sender][_spender] = 0; |
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} else { |
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allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue); |
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} |
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emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]); |
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return true; |
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} |
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function refundTokens(address _from, uint256 _amount) public notTimeLocked stopInEmergency returns (bool success) { |
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if (tx.origin != _from) { |
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error('refundTokens: tx.origin did not request the refund directly'); |
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return false; |
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} |
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if (addressSCICO != msg.sender) { |
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error('refundTokens: caller is not the current ICO address'); |
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return false; |
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} |
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if (balances[_from] < _amount) { |
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error('refundTokens: the amount to transfer is higher than your token balance'); |
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return false; |
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} |
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if(!SCComplianceService.validate(_from, addressSCICO, _amount)) { |
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error('transfer: not allowed by the compliance service'); |
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return false; |
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} |
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balances[_from] = balances[_from].sub(_amount); |
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balances[addressSCICO] = balances[addressSCICO].add(_amount); |
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emit Transfer(_from, addressSCICO, _amount); |
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return true; |
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} |
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function setMyICOContract(address _SCICO) public onlyOwner { |
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addressSCICO = _SCICO; |
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} |
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function setComplianceService(address _addressSCComplianceService) public onlyOwner { |
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addressSCComplianceService = _addressSCComplianceService; |
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SCComplianceService = ComplianceService(addressSCComplianceService); |
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} |
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function updateTimeLock(uint256 _timelockEndTime) onlyOwner public returns (bool) { |
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timelockEndTime = _timelockEndTime; |
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emit UpdateTimeLock(_timelockEndTime); |
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return true; |
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} |
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event Transfer(address indexed _from, address indexed _to, uint256 _amount); |
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event Approval(address indexed _owner, address indexed _spender, uint256 _amount); |
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event UpdateTimeLock(uint256 _timelockEndTime); |
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} |
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contract Whitelist is HardcodedWallets, System { |
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mapping (address => bool) public walletsICO; |
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mapping (address => bool) public managers; |
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function isInvestor(address _wallet) public constant returns (bool) { |
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return (walletsICO[_wallet]); |
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} |
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function addInvestor(address _wallet) external isManager returns (bool) { |
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if (walletsICO[_wallet]) { |
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error('addInvestor: this wallet has been previously granted as ICO investor'); |
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return false; |
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} |
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walletsICO[_wallet] = true; |
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emit AddInvestor(_wallet, timestamp()); |
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return true; |
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} |
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modifier isManager(){ |
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if (managers[msg.sender] || msg.sender == owner) { |
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_; |
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} else { |
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error("isManager: called by user that is not owner or manager"); |
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} |
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} |
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function addManager(address _managerAddr) external onlyOwner returns (bool) { |
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if(managers[_managerAddr]){ |
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error("addManager: manager account already exists."); |
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return false; |
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} |
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managers[_managerAddr] = true; |
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emit AddManager(_managerAddr, timestamp()); |
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} |
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function delManager(address _managerAddr) external onlyOwner returns (bool) { |
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if(!managers[_managerAddr]){ |
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error("delManager: manager account not found."); |
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return false; |
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} |
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delete managers[_managerAddr]; |
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emit DelManager(_managerAddr, timestamp()); |
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} |
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event AddInvestor(address indexed _wallet, uint256 _timestamp); |
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event AddManager(address indexed _managerAddr, uint256 _timestamp); |
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event DelManager(address indexed _managerAddr, uint256 _timestamp); |
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} |