Feature Tip: Add private address tag to any address under My Name Tag !
Overview
Max Total Supply
250,000,000 LALA
Holders
5,631 (0.00%)
Market
Onchain Market Cap
$0.00
Circulating Supply Market Cap
-
Other Info
Token Contract (WITH 18 Decimals)
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Contract Name:
CrowdsaleToken
Compiler Version
v0.4.18+commit.9cf6e910
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2018-01-18 */ pragma solidity ^0.4.18; contract SafeMathLib { function safeMul(uint256 a, uint256 b) internal pure returns (uint256) { if (a == 0) { return 0; } uint256 c = a * b; assert(c / a == b); return c; } function safeSub(uint256 a, uint256 b) internal pure returns (uint256) { assert(b <= a); return a - b; } function safeAdd(uint256 a, uint256 b) internal pure returns (uint256) { uint c = a + b; assert(c>=a); return c; } function safeDiv(uint256 a, uint256 b) internal pure 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; } } /** * @title Ownable * @dev The Ownable contract has an owner address, and provides basic authorization control * functions, this simplifies the implementation of "user permissions". */ contract Ownable { address public owner; address public newOwner; event OwnershipTransferred(address indexed _from, address indexed _to); /** * @dev The Ownable constructor sets the original `owner` of the contract to the sender * account. */ function Ownable() public { owner = msg.sender; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner { require(msg.sender == owner); _; } /** * @dev Allows the current owner to transfer control of the contract to a newOwner. * @param _newOwner The address to transfer ownership to. */ function transferOwnership(address _newOwner) public onlyOwner { newOwner = _newOwner; } function acceptOwnership() public { require(msg.sender == newOwner); OwnershipTransferred(owner, newOwner); owner = newOwner; } } /** * @title ERC20Basic * @dev Simpler version of ERC20 interface * @dev see https://github.com/ethereum/EIPs/issues/179 */ 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); } /** * @title ERC20 interface * @dev see https://github.com/ethereum/EIPs/issues/20 */ 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); } /** * A token that defines fractional units as decimals. */ contract FractionalERC20 is ERC20 { uint8 public decimals; } /** * Standard ERC20 token with Short Hand Attack and approve() race condition mitigation. * * Based on code by FirstBlood: * https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol */ contract StandardToken is ERC20, SafeMathLib { /* Token supply got increased and a new owner received these tokens */ event Minted(address receiver, uint256 amount); /* Actual balances of token holders */ mapping(address => uint) balances; /* approve() allowances */ mapping (address => mapping (address => uint256)) allowed; function transfer(address _to, uint256 _value) public returns (bool) { require(_to != address(0)); require(_value <= balances[msg.sender]); // SafeMath.sub will throw if there is not enough balance. balances[msg.sender] = safeSub(balances[msg.sender],_value); balances[_to] = safeAdd(balances[_to],_value); Transfer(msg.sender, _to, _value); return true; } function transferFrom(address _from, address _to, uint256 _value) public returns (bool) { uint _allowance = allowed[_from][msg.sender]; require(_to != address(0)); require(_value <= balances[_from]); require(_value <= _allowance); require(balances[_to] + _value > balances[_to]); balances[_to] = safeAdd(balances[_to],_value); balances[_from] = safeSub(balances[_from],_value); allowed[_from][msg.sender] = safeSub(_allowance,_value); Transfer(_from, _to, _value); return true; } function balanceOf(address _owner) public constant returns (uint balance) { return balances[_owner]; } /** * @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender. * * Beware that changing an allowance with this method brings the risk that someone may use both the old * and the new allowance by unfortunate transaction ordering. One possible solution to mitigate this * race condition is to first reduce the spender's allowance to 0 and set the desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * @param _spender The address which will spend the funds. * @param _value The amount of tokens to be spent. */ function approve(address _spender, uint256 _value) public returns (bool) { 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 specifying the amount of tokens still available for the spender. */ function allowance(address _owner, address _spender) public view returns (uint256) { return allowed[_owner][_spender]; } /** * @dev Increase the amount of tokens that an owner allowed to a spender. * * approve should be called when allowed[_spender] == 0. To increment * allowed value is better to use this function to avoid 2 calls (and wait until * the first transaction is mined) * From MonolithDAO Token.sol * @param _spender The address which will spend the funds. * @param _addedValue The amount of tokens to increase the allowance by. */ function increaseApproval(address _spender, uint256 _addedValue) public returns (bool) { allowed[msg.sender][_spender] = safeAdd(allowed[msg.sender][_spender],_addedValue); Approval(msg.sender, _spender, allowed[msg.sender][_spender]); return true; } /** * @dev Decrease the amount of tokens that an owner allowed to a spender. * * approve should be called when allowed[_spender] == 0. To decrement * allowed value is better to use this function to avoid 2 calls (and wait until * the first transaction is mined) * From MonolithDAO Token.sol * @param _spender The address which will spend the funds. * @param _subtractedValue The amount of tokens to decrease the allowance by. */ function decreaseApproval(address _spender, uint256 _subtractedValue) public returns (bool) { uint oldValue = allowed[msg.sender][_spender]; if (_subtractedValue > oldValue) { allowed[msg.sender][_spender] = 0; } else { allowed[msg.sender][_spender] = safeSub(oldValue,_subtractedValue); } Approval(msg.sender, _spender, allowed[msg.sender][_spender]); return true; } } /** * Upgrade agent interface inspired by Lunyr. * * Upgrade agent transfers tokens to a new contract. * Upgrade agent itself can be the token contract, or just a middle man contract doing the heavy lifting. */ contract UpgradeAgent { uint public originalSupply; /** Interface marker */ function isUpgradeAgent() public pure returns (bool) { return true; } function upgradeFrom(address _from, uint256 _value) public; } /** * A token upgrade mechanism where users can opt-in amount of tokens to the next smart contract revision. * * First envisioned by Golem and Lunyr projects. */ contract UpgradeableToken is StandardToken { /** Contract / person who can set the upgrade path. This can be the same as team multisig wallet, as what it is with its default value. */ address public upgradeMaster; /** The next contract where the tokens will be migrated. */ UpgradeAgent public upgradeAgent; /** How many tokens we have upgraded by now. */ uint256 public totalUpgraded; /** * Upgrade states. * * - NotAllowed: The child contract has not reached a condition where the upgrade can bgun * - WaitingForAgent: Token allows upgrade, but we don't have a new agent yet * - ReadyToUpgrade: The agent is set, but not a single token has been upgraded yet * - Upgrading: Upgrade agent is set and the balance holders can upgrade their tokens * */ enum UpgradeState {Unknown, NotAllowed, WaitingForAgent, ReadyToUpgrade, Upgrading} /** * Somebody has upgraded some of his tokens. */ event Upgrade(address indexed _from, address indexed _to, uint256 _value); /** * New upgrade agent available. */ event UpgradeAgentSet(address agent); /** * Do not allow construction without upgrade master set. */ function UpgradeableToken(address _upgradeMaster) public { upgradeMaster = _upgradeMaster; } /** * Allow the token holder to upgrade some of their tokens to a new contract. */ function upgrade(uint256 value) public { UpgradeState state = getUpgradeState(); require((state == UpgradeState.ReadyToUpgrade || state == UpgradeState.Upgrading)); // Validate input value. require (value != 0); balances[msg.sender] = safeSub(balances[msg.sender],value); // Take tokens out from circulation totalSupply = safeSub(totalSupply,value); totalUpgraded = safeAdd(totalUpgraded,value); // Upgrade agent reissues the tokens upgradeAgent.upgradeFrom(msg.sender, value); Upgrade(msg.sender, upgradeAgent, value); } /** * Set an upgrade agent that handles */ function setUpgradeAgent(address agent) external { require(canUpgrade()); require(agent != 0x0); // Only a master can designate the next agent require(msg.sender == upgradeMaster); // Upgrade has already begun for an agent require(getUpgradeState() != UpgradeState.Upgrading); upgradeAgent = UpgradeAgent(agent); // Bad interface require(upgradeAgent.isUpgradeAgent()); // Make sure that token supplies match in source and target require(upgradeAgent.originalSupply() == totalSupply); UpgradeAgentSet(upgradeAgent); } /** * Get the state of the token upgrade. */ function getUpgradeState() public constant returns(UpgradeState) { if(!canUpgrade()) return UpgradeState.NotAllowed; else if(address(upgradeAgent) == 0x00) return UpgradeState.WaitingForAgent; else if(totalUpgraded == 0) return UpgradeState.ReadyToUpgrade; else return UpgradeState.Upgrading; } /** * Change the upgrade master. * * This allows us to set a new owner for the upgrade mechanism. */ function setUpgradeMaster(address master) public { require(master != 0x0); require(msg.sender == upgradeMaster); upgradeMaster = master; } /** * Child contract can enable to provide the condition when the upgrade can begun. */ function canUpgrade() public view returns(bool) { return true; } } /** * Define interface for releasing the token transfer after a successful crowdsale. */ contract ReleasableToken is ERC20, Ownable { /* The finalizer contract that allows unlift the transfer limits on this token */ address public releaseAgent; /** A crowdsale contract can release us to the wild if ICO success. If false we are are in transfer lock up period.*/ bool public released = false; /** Map of agents that are allowed to transfer tokens regardless of the lock down period. These are crowdsale contracts and possible the team multisig itself. */ mapping (address => bool) public transferAgents; /** * Limit token transfer until the crowdsale is over. * */ modifier canTransfer(address _sender) { if(!released) { require(transferAgents[_sender]); } _; } /** * Set the contract that can call release and make the token transferable. * * Design choice. Allow reset the release agent to fix fat finger mistakes. */ function setReleaseAgent(address addr) onlyOwner inReleaseState(false) public { // We don't do interface check here as we might want to a normal wallet address to act as a release agent releaseAgent = addr; } /** * Owner can allow a particular address (a crowdsale contract) to transfer tokens despite the lock up period. */ function setTransferAgent(address addr, bool state) onlyOwner inReleaseState(false) public { transferAgents[addr] = state; } /** * One way function to release the tokens to the wild. * * Can be called only from the release agent that is the final ICO contract. It is only called if the crowdsale has been success (first milestone reached). */ function releaseTokenTransfer() public onlyReleaseAgent { released = true; } /** The function can be called only before or after the tokens have been releasesd */ modifier inReleaseState(bool releaseState) { require(releaseState == released); _; } /** The function can be called only by a whitelisted release agent. */ modifier onlyReleaseAgent() { require(msg.sender == releaseAgent); _; } function transfer(address _to, uint _value) canTransfer(msg.sender) public returns (bool success) { // Call StandardToken.transfer() return super.transfer(_to, _value); } function transferFrom(address _from, address _to, uint _value) canTransfer(_from) public returns (bool success) { // Call StandardToken.transferForm() return super.transferFrom(_from, _to, _value); } } /** * A token that can increase its supply by another contract. * * This allows uncapped crowdsale by dynamically increasing the supply when money pours in. * Only mint agents, contracts whitelisted by owner, can mint new tokens. * */ contract MintableToken is StandardToken, Ownable { bool public mintingFinished = false; /** List of agents that are allowed to create new tokens */ mapping (address => bool) public mintAgents; event MintingAgentChanged(address addr, bool state); event Mint(address indexed to, uint256 amount); /** * Create new tokens and allocate them to an address.. * * Only callably by a crowdsale contract (mint agent). */ function mint(address receiver, uint256 amount) onlyMintAgent canMint public returns(bool){ totalSupply = safeAdd(totalSupply, amount); balances[receiver] = safeAdd(balances[receiver], amount); // This will make the mint transaction apper in EtherScan.io // We can remove this after there is a standardized minting event Mint(receiver, amount); Transfer(0, receiver, amount); return true; } /** * Owner can allow a crowdsale contract to mint new tokens. */ function setMintAgent(address addr, bool state) onlyOwner canMint public { mintAgents[addr] = state; MintingAgentChanged(addr, state); } modifier onlyMintAgent() { // Only crowdsale contracts are allowed to mint new tokens require(mintAgents[msg.sender]); _; } /** Make sure we are not done yet. */ modifier canMint() { require(!mintingFinished); _; } } contract Allocatable is Ownable { /** List of agents that are allowed to allocate new tokens */ mapping (address => bool) public allocateAgents; event AllocateAgentChanged(address addr, bool state ); /** * Owner can allow a crowdsale contract to allocate new tokens. */ function setAllocateAgent(address addr, bool state) onlyOwner public { allocateAgents[addr] = state; AllocateAgentChanged(addr, state); } modifier onlyAllocateAgent() { // Only crowdsale contracts are allowed to allocate new tokens require(allocateAgents[msg.sender]); _; } } /** * A crowdsaled token. * * An ERC-20 token designed specifically for crowdsales with investor protection and further development path. * * - The token transfer() is disabled until the crowdsale is over * - The token contract gives an opt-in upgrade path to a new contract * - The same token can be part of several crowdsales through approve() mechanism * - The token can be capped (supply set in the constructor) or uncapped (crowdsale contract can mint new tokens) * */ contract CrowdsaleToken is ReleasableToken, MintableToken, UpgradeableToken { event UpdatedTokenInformation(string newName, string newSymbol); string public name; string public symbol; uint8 public decimals; /** * Construct the token. * * This token must be created through a team multisig wallet, so that it is owned by that wallet. * * @param _name Token name * @param _symbol Token symbol - should be all caps * @param _initialSupply How many tokens we start with * @param _decimals Number of decimal places * @param _mintable Are new tokens created over the crowdsale or do we distribute only the initial supply? Note that when the token becomes transferable the minting always ends. */ function CrowdsaleToken(string _name, string _symbol, uint _initialSupply, uint8 _decimals, bool _mintable) public UpgradeableToken(msg.sender) { // Create any address, can be transferred // to team multisig via changeOwner(), // also remember to call setUpgradeMaster() owner = msg.sender; name = _name; symbol = _symbol; totalSupply = _initialSupply; decimals = _decimals; // Create initially all balance on the team multisig balances[owner] = totalSupply; if(totalSupply > 0) { Minted(owner, totalSupply); } // No more new supply allowed after the token creation if(!_mintable) { mintingFinished = true; require(totalSupply != 0); } } /** * When token is released to be transferable, enforce no new tokens can be created. */ function releaseTokenTransfer() public onlyReleaseAgent { mintingFinished = true; super.releaseTokenTransfer(); } /** * Allow upgrade agent functionality kick in only if the crowdsale was success. */ function canUpgrade() public view returns(bool) { return released && super.canUpgrade(); } /** * Owner can update token information here */ function setTokenInformation(string _name, string _symbol) onlyOwner public { name = _name; symbol = _symbol; UpdatedTokenInformation(name, symbol); } } /** * Finalize agent defines what happens at the end of succeseful crowdsale. * * - Allocate tokens for founders, bounties and community * - Make tokens transferable * - etc. */ contract FinalizeAgent { function isFinalizeAgent() public pure returns(bool) { return true; } /** Return true if we can run finalizeCrowdsale() properly. * * This is a safety check function that doesn't allow crowdsale to begin * unless the finalizer has been set up properly. */ function isSane() public view returns (bool); /** Called once by crowdsale finalize() if the sale was success. */ function finalizeCrowdsale() public ; } /** * Interface for defining crowdsale pricing. */ contract PricingStrategy { /** Interface declaration. */ function isPricingStrategy() public pure returns (bool) { return true; } /** Self check if all references are correctly set. * * Checks that pricing strategy matches crowdsale parameters. */ function isSane(address crowdsale) public view returns (bool) { return true; } /** * When somebody tries to buy tokens for X eth, calculate how many tokens they get. * * * @param value - What is the value of the transaction send in as wei * @param tokensSold - how much tokens have been sold this far * @param weiRaised - how much money has been raised this far * @param msgSender - who is the investor of this transaction * @param decimals - how many decimal units the token has * @return Amount of tokens the investor receives */ function calculatePrice(uint256 value, uint256 weiRaised, uint256 tokensSold, address msgSender, uint256 decimals) public constant returns (uint256 tokenAmount); } /* * Haltable * * Abstract contract that allows children to implement an * emergency stop mechanism. Differs from Pausable by causing a throw when in halt mode. * * * Originally envisioned in FirstBlood ICO contract. */ contract Haltable is Ownable { bool public halted; modifier stopInEmergency { require(!halted); _; } modifier onlyInEmergency { require(halted); _; } // called by the owner on emergency, triggers stopped state function halt() external onlyOwner { halted = true; } // called by the owner on end of emergency, returns to normal state function unhalt() external onlyOwner onlyInEmergency { halted = false; } } /** * Abstract base contract for token sales. * * Handle * - start and end dates * - accepting investments * - minimum funding goal and refund * - various statistics during the crowdfund * - different pricing strategies * - different investment policies (require server side customer id, allow only whitelisted addresses) * */ contract Crowdsale is Allocatable, Haltable, SafeMathLib { /* Max investment count when we are still allowed to change the multisig address */ uint public MAX_INVESTMENTS_BEFORE_MULTISIG_CHANGE = 5; /* The token we are selling */ FractionalERC20 public token; /* Token Vesting Contract */ address public tokenVestingAddress; /* How we are going to price our offering */ PricingStrategy public pricingStrategy; /* Post-success callback */ FinalizeAgent public finalizeAgent; /* tokens will be transfered from this address */ address public multisigWallet; /* if the funding goal is not reached, investors may withdraw their funds */ uint256 public minimumFundingGoal; /* the UNIX timestamp start date of the crowdsale */ uint256 public startsAt; /* the UNIX timestamp end date of the crowdsale */ uint256 public endsAt; /* the number of tokens already sold through this contract*/ uint256 public tokensSold = 0; /* How many wei of funding we have raised */ uint256 public weiRaised = 0; /* How many distinct addresses have invested */ uint256 public investorCount = 0; /* How much wei we have returned back to the contract after a failed crowdfund. */ uint256 public loadedRefund = 0; /* How much wei we have given back to investors.*/ uint256 public weiRefunded = 0; /* Has this crowdsale been finalized */ bool public finalized; /* Do we need to have unique contributor id for each customer */ bool public requireCustomerId; /** * Do we verify that contributor has been cleared on the server side (accredited investors only). * This method was first used in FirstBlood crowdsale to ensure all contributors have accepted terms on sale (on the web). */ bool public requiredSignedAddress; /* Server side address that signed allowed contributors (Ethereum addresses) that can participate the crowdsale */ address public signerAddress; /** How much ETH each address has invested to this crowdsale */ mapping (address => uint256) public investedAmountOf; /** How much tokens this crowdsale has credited for each investor address */ mapping (address => uint256) public tokenAmountOf; /** Addresses that are allowed to invest even before ICO offical opens. For testing, for ICO partners, etc. */ mapping (address => bool) public earlyParticipantWhitelist; /** This is for manul testing for the interaction from owner wallet. You can set it to any value and inspect this in blockchain explorer to see that crowdsale interaction works. */ uint256 public ownerTestValue; /** State machine * * - Preparing: All contract initialization calls and variables have not been set yet * - Prefunding: We have not passed start time yet * - Funding: Active crowdsale * - Success: Minimum funding goal reached * - Failure: Minimum funding goal not reached before ending time * - Finalized: The finalized has been called and succesfully executed * - Refunding: Refunds are loaded on the contract for reclaim. */ enum State{Unknown, Preparing, PreFunding, Funding, Success, Failure, Finalized, Refunding} // A new investment was made event Invested(address investor, uint256 weiAmount, uint256 tokenAmount, string custId); // Refund was processed for a contributor event Refund(address investor, uint256 weiAmount); // The rules were changed what kind of investments we accept event InvestmentPolicyChanged(bool requireCustId, bool requiredSignedAddr, address signerAddr); // Address early participation whitelist status changed event Whitelisted(address addr, bool status); // Crowdsale end time has been changed event EndsAtChanged(uint256 endAt); function Crowdsale(address _token, PricingStrategy _pricingStrategy, address _multisigWallet, uint256 _start, uint256 _end, uint256 _minimumFundingGoal, address _tokenVestingAddress) public { owner = msg.sender; token = FractionalERC20(_token); tokenVestingAddress = _tokenVestingAddress; setPricingStrategy(_pricingStrategy); multisigWallet = _multisigWallet; require(multisigWallet != 0); require(_start != 0); startsAt = _start; require(_end != 0); endsAt = _end; // Don't mess the dates require(startsAt < endsAt); // Minimum funding goal can be zero minimumFundingGoal = _minimumFundingGoal; } /** * Don't expect to just send in money and get tokens. */ function() payable public { require(false); } /** * Make an investment. * * Crowdsale must be running for one to invest. * We must have not pressed the emergency brake. * * @param receiver The Ethereum address who receives the tokens * @param customerId (optional) UUID v4 to track the successful payments on the server side * */ function investInternal(address receiver, string customerId) stopInEmergency private { // Determine if it's a good time to accept investment from this participant if(getState() == State.PreFunding) { // Are we whitelisted for early deposit require(earlyParticipantWhitelist[receiver]); } else if(getState() == State.Funding) { // Retail participants can only come in when the crowdsale is running } else { // Unwanted state require(false); } uint weiAmount = msg.value; uint tokenAmount = pricingStrategy.calculatePrice(weiAmount, weiRaised, tokensSold, msg.sender, token.decimals()); require(tokenAmount != 0); if(investedAmountOf[receiver] == 0) { // A new investor investorCount++; } // Update investor investedAmountOf[receiver] = safeAdd(investedAmountOf[receiver],weiAmount); tokenAmountOf[receiver] = safeAdd(tokenAmountOf[receiver],tokenAmount); // Update totals weiRaised = safeAdd(weiRaised,weiAmount); tokensSold = safeAdd(tokensSold,tokenAmount); // Check that we did not bust the cap require(!isBreakingCap(weiAmount, tokenAmount, weiRaised, tokensSold)); // if(isBreakingCap(weiAmount, tokenAmount, weiRaised, tokensSold)) { // throw; // } assignTokens(receiver, tokenAmount); // Pocket the money require(multisigWallet.send(weiAmount)); // Tell us invest was success Invested(receiver, weiAmount, tokenAmount, customerId); } /** * allocate tokens for the early investors. * * Preallocated tokens have been sold before the actual crowdsale opens. * This function mints the tokens and moves the crowdsale needle. * * Investor count is not handled; it is assumed this goes for multiple investors * and the token distribution happens outside the smart contract flow. * * No money is exchanged, as the crowdsale team already have received the payment. * * @param weiPrice Price of a single full token in wei * */ function allocate(address receiver, uint256 tokenAmount, uint256 weiPrice, string customerId, uint256 lockedTokenAmount) public onlyAllocateAgent { // cannot lock more than total tokens require(lockedTokenAmount <= tokenAmount); uint256 weiAmount = (weiPrice * tokenAmount)/10**uint256(token.decimals()); // This can be also 0, we give out tokens for free weiRaised = safeAdd(weiRaised,weiAmount); tokensSold = safeAdd(tokensSold,tokenAmount); investedAmountOf[receiver] = safeAdd(investedAmountOf[receiver],weiAmount); tokenAmountOf[receiver] = safeAdd(tokenAmountOf[receiver],tokenAmount); // assign locked token to Vesting contract if (lockedTokenAmount > 0) { TokenVesting tokenVesting = TokenVesting(tokenVestingAddress); // to prevent minting of tokens which will be useless as vesting amount cannot be updated require(!tokenVesting.isVestingSet(receiver)); assignTokens(tokenVestingAddress, lockedTokenAmount); // set vesting with default schedule tokenVesting.setVestingWithDefaultSchedule(receiver, lockedTokenAmount); } // assign remaining tokens to contributor if (tokenAmount - lockedTokenAmount > 0) { assignTokens(receiver, tokenAmount - lockedTokenAmount); } // Tell us invest was success Invested(receiver, weiAmount, tokenAmount, customerId); } /** * Track who is the customer making the payment so we can send thank you email. */ function investWithCustomerId(address addr, string customerId) public payable { require(!requiredSignedAddress); //if(requiredSignedAddress) throw; // Crowdsale allows only server-side signed participants bytes memory custIdTest = bytes(customerId); require(custIdTest.length != 0); //if(customerId == 0) throw; // UUIDv4 sanity check investInternal(addr, customerId); } /** * Allow anonymous contributions to this crowdsale. */ function invest(address addr) public payable { require(!requireCustomerId); require(!requiredSignedAddress); investInternal(addr, ""); } /** * Invest to tokens, recognize the payer and clear his address. * */ // function buyWithSignedAddress(uint128 customerId, uint8 v, bytes32 r, bytes32 s) public payable { // investWithSignedAddress(msg.sender, customerId, v, r, s); // } /** * Invest to tokens, recognize the payer. * */ function buyWithCustomerId(string customerId) public payable { investWithCustomerId(msg.sender, customerId); } /** * The basic entry point to participate the crowdsale process. * * Pay for funding, get invested tokens back in the sender address. */ function buy() public payable { invest(msg.sender); } /** * Finalize a succcesful crowdsale. * * The owner can triggre a call the contract that provides post-crowdsale actions, like releasing the tokens. */ function finalize() public inState(State.Success) onlyOwner stopInEmergency { // Already finalized require(!finalized); // Finalizing is optional. We only call it if we are given a finalizing agent. if(address(finalizeAgent) != 0) { finalizeAgent.finalizeCrowdsale(); } finalized = true; } /** * Allow to (re)set finalize agent. * * Design choice: no state restrictions on setting this, so that we can fix fat finger mistakes. */ function setFinalizeAgent(FinalizeAgent addr) public onlyOwner { finalizeAgent = addr; // Don't allow setting bad agent require(finalizeAgent.isFinalizeAgent()); } /** * Set policy do we need to have server-side customer ids for the investments. * */ function setRequireCustomerId(bool value) public onlyOwner { requireCustomerId = value; InvestmentPolicyChanged(requireCustomerId, requiredSignedAddress, signerAddress); } /** * Allow addresses to do early participation. * * TODO: Fix spelling error in the name */ function setEarlyParicipantWhitelist(address addr, bool status) public onlyOwner { earlyParticipantWhitelist[addr] = status; Whitelisted(addr, status); } /** * Allow crowdsale owner to close early or extend the crowdsale. * * This is useful e.g. for a manual soft cap implementation: * - after X amount is reached determine manual closing * * This may put the crowdsale to an invalid state, * but we trust owners know what they are doing. * */ function setEndsAt(uint time) public onlyOwner { require(now <= time); endsAt = time; EndsAtChanged(endsAt); } /** * Allow to (re)set pricing strategy. * * Design choice: no state restrictions on the set, so that we can fix fat finger mistakes. */ function setPricingStrategy(PricingStrategy _pricingStrategy) public onlyOwner { pricingStrategy = _pricingStrategy; // Don't allow setting bad agent require(pricingStrategy.isPricingStrategy()); } /** * Allow to change the team multisig address in the case of emergency. * * This allows to save a deployed crowdsale wallet in the case the crowdsale has not yet begun * (we have done only few test transactions). After the crowdsale is going * then multisig address stays locked for the safety reasons. */ function setMultisig(address addr) public onlyOwner { // Change require(investorCount <= MAX_INVESTMENTS_BEFORE_MULTISIG_CHANGE); multisigWallet = addr; } /** * Allow load refunds back on the contract for the refunding. * * The team can transfer the funds back on the smart contract in the case the minimum goal was not reached.. */ function loadRefund() public payable inState(State.Failure) { require(msg.value != 0); loadedRefund = safeAdd(loadedRefund,msg.value); } /** * Investors can claim refund. */ function refund() public inState(State.Refunding) { uint256 weiValue = investedAmountOf[msg.sender]; require(weiValue != 0); investedAmountOf[msg.sender] = 0; weiRefunded = safeAdd(weiRefunded,weiValue); Refund(msg.sender, weiValue); require(msg.sender.send(weiValue)); } /** * @return true if the crowdsale has raised enough money to be a succes */ function isMinimumGoalReached() public constant returns (bool reached) { return weiRaised >= minimumFundingGoal; } /** * Check if the contract relationship looks good. */ function isFinalizerSane() public constant returns (bool sane) { return finalizeAgent.isSane(); } /** * Check if the contract relationship looks good. */ function isPricingSane() public constant returns (bool sane) { return pricingStrategy.isSane(address(this)); } /** * Crowdfund state machine management. * * We make it a function and do not assign the result to a variable, so there is no chance of the variable being stale. */ function getState() public constant returns (State) { if(finalized) return State.Finalized; else if (address(finalizeAgent) == 0) return State.Preparing; else if (!finalizeAgent.isSane()) return State.Preparing; else if (!pricingStrategy.isSane(address(this))) return State.Preparing; else if (block.timestamp < startsAt) return State.PreFunding; else if (block.timestamp <= endsAt && !isCrowdsaleFull()) return State.Funding; else if (isMinimumGoalReached()) return State.Success; else if (!isMinimumGoalReached() && weiRaised > 0 && loadedRefund >= weiRaised) return State.Refunding; else return State.Failure; } /** This is for manual testing of multisig wallet interaction */ function setOwnerTestValue(uint val) public onlyOwner { ownerTestValue = val; } /** Interface marker. */ function isCrowdsale() public pure returns (bool) { return true; } // // Modifiers // /** Modified allowing execution only if the crowdsale is currently running. */ modifier inState(State state) { require(getState() == state); _; } // // Abstract functions // /** * Check if the current invested breaks our cap rules. * * * The child contract must define their own cap setting rules. * We allow a lot of flexibility through different capping strategies (ETH, token count) * Called from invest(). * * @param weiAmount The amount of wei the investor tries to invest in the current transaction * @param tokenAmount The amount of tokens we try to give to the investor in the current transaction * @param weiRaisedTotal What would be our total raised balance after this transaction * @param tokensSoldTotal What would be our total sold tokens count after this transaction * * @return true if taking this investment would break our cap rules */ function isBreakingCap(uint weiAmount, uint tokenAmount, uint weiRaisedTotal, uint tokensSoldTotal) public constant returns (bool limitBroken); /** * Check if the current crowdsale is full and we can no longer sell any tokens. */ function isCrowdsaleFull() public constant returns (bool); /** * Create new tokens or transfer issued tokens to the investor depending on the cap model. */ function assignTokens(address receiver, uint tokenAmount) private; } /** * At the end of the successful crowdsale allocate % bonus of tokens to the team. * * Unlock tokens. * * BonusAllocationFinal must be set as the minting agent for the MintableToken. * */ contract BonusFinalizeAgent is FinalizeAgent, SafeMathLib { CrowdsaleToken public token; Crowdsale public crowdsale; /** Total percent of tokens minted to the team at the end of the sale as base points (0.0001) */ uint256 public totalMembers; // Per address % of total token raised to be assigned to the member Ex 1% is passed as 100 uint256 public allocatedBonus; mapping (address=>uint256) bonusOf; /** Where we move the tokens at the end of the sale. */ address[] public teamAddresses; function BonusFinalizeAgent(CrowdsaleToken _token, Crowdsale _crowdsale, uint256[] _bonusBasePoints, address[] _teamAddresses) public { token = _token; crowdsale = _crowdsale; //crowdsale address must not be 0 require(address(crowdsale) != 0); //bonus & team address array size must match require(_bonusBasePoints.length == _teamAddresses.length); totalMembers = _teamAddresses.length; teamAddresses = _teamAddresses; //if any of the bonus is 0 throw // otherwise sum it up in totalAllocatedBonus for (uint256 i=0;i<totalMembers;i++) { require(_bonusBasePoints[i] != 0); } //if any of the address is 0 or invalid throw //otherwise initialize the bonusOf array for (uint256 j=0;j<totalMembers;j++) { require(_teamAddresses[j] != 0); bonusOf[_teamAddresses[j]] = _bonusBasePoints[j]; } } /* Can we run finalize properly */ function isSane() public view returns (bool) { return (token.mintAgents(address(this)) == true) && (token.releaseAgent() == address(this)); } /** Called once by crowdsale finalize() if the sale was success. */ function finalizeCrowdsale() public { // if finalized is not being called from the crowdsale // contract then throw require(msg.sender == address(crowdsale)); // get the total sold tokens count. uint tokensSold = crowdsale.tokensSold(); for (uint256 i=0;i<totalMembers;i++) { allocatedBonus = safeMul(tokensSold, bonusOf[teamAddresses[i]]) / 10000; // move tokens to the team multisig wallet token.mint(teamAddresses[i], allocatedBonus); } token.releaseTokenTransfer(); } } /** * ICO crowdsale contract that is capped by amout of ETH. * * - Tokens are dynamically created during the crowdsale * * */ contract MintedEthCappedCrowdsale is Crowdsale { /* Maximum amount of wei this crowdsale can raise. */ uint public weiCap; function MintedEthCappedCrowdsale(address _token, PricingStrategy _pricingStrategy, address _multisigWallet, uint256 _start, uint256 _end, uint256 _minimumFundingGoal, uint256 _weiCap, address _tokenVestingAddress) Crowdsale(_token, _pricingStrategy, _multisigWallet, _start, _end, _minimumFundingGoal, _tokenVestingAddress) public { weiCap = _weiCap; } /** * Called from invest() to confirm if the curret investment does not break our cap rule. */ function isBreakingCap(uint256 weiAmount, uint256 tokenAmount, uint256 weiRaisedTotal, uint256 tokensSoldTotal) public constant returns (bool limitBroken) { return weiRaisedTotal > weiCap; } function isCrowdsaleFull() public constant returns (bool) { return weiRaised >= weiCap; } /** * Dynamically create tokens and assign them to the investor. */ function assignTokens(address receiver, uint256 tokenAmount) private { MintableToken mintableToken = MintableToken(token); mintableToken.mint(receiver, tokenAmount); } } /// @dev Tranche based pricing with special support for pre-ico deals. /// Implementing "first price" tranches, meaning, that if byers order is /// covering more than one tranche, the price of the lowest tranche will apply /// to the whole order. contract EthTranchePricing is PricingStrategy, Ownable, SafeMathLib { uint public constant MAX_TRANCHES = 10; // This contains all pre-ICO addresses, and their prices (weis per token) mapping (address => uint256) public preicoAddresses; /** * Define pricing schedule using tranches. */ struct Tranche { // Amount in weis when this tranche becomes active uint amount; // How many tokens per wei you will get while this tranche is active uint price; } // Store tranches in a fixed array, so that it can be seen in a blockchain explorer // Tranche 0 is always (0, 0) // (TODO: change this when we confirm dynamic arrays are explorable) Tranche[10] public tranches; // How many active tranches we have uint public trancheCount; /// @dev Contruction, creating a list of tranches /// @param _tranches uint[] tranches Pairs of (start amount, price) function EthTranchePricing(uint[] _tranches) public { // Need to have tuples, length check require(!(_tranches.length % 2 == 1 || _tranches.length >= MAX_TRANCHES*2)); trancheCount = _tranches.length / 2; uint256 highestAmount = 0; for(uint256 i=0; i<_tranches.length/2; i++) { tranches[i].amount = _tranches[i*2]; tranches[i].price = _tranches[i*2+1]; // No invalid steps require(!((highestAmount != 0) && (tranches[i].amount <= highestAmount))); highestAmount = tranches[i].amount; } // We need to start from zero, otherwise we blow up our deployment require(tranches[0].amount == 0); // Last tranche price must be zero, terminating the crowdale require(tranches[trancheCount-1].price == 0); } /// @dev This is invoked once for every pre-ICO address, set pricePerToken /// to 0 to disable /// @param preicoAddress PresaleFundCollector address /// @param pricePerToken How many weis one token cost for pre-ico investors function setPreicoAddress(address preicoAddress, uint pricePerToken) public onlyOwner { preicoAddresses[preicoAddress] = pricePerToken; } /// @dev Iterate through tranches. You reach end of tranches when price = 0 /// @return tuple (time, price) function getTranche(uint256 n) public constant returns (uint, uint) { return (tranches[n].amount, tranches[n].price); } function getFirstTranche() private constant returns (Tranche) { return tranches[0]; } function getLastTranche() private constant returns (Tranche) { return tranches[trancheCount-1]; } function getPricingStartsAt() public constant returns (uint) { return getFirstTranche().amount; } function getPricingEndsAt() public constant returns (uint) { return getLastTranche().amount; } function isSane(address _crowdsale) public view returns(bool) { // Our tranches are not bound by time, so we can't really check are we sane // so we presume we are ;) // In the future we could save and track raised tokens, and compare it to // the Crowdsale contract. return true; } /// @dev Get the current tranche or bail out if we are not in the tranche periods. /// @param weiRaised total amount of weis raised, for calculating the current tranche /// @return {[type]} [description] function getCurrentTranche(uint256 weiRaised) private constant returns (Tranche) { uint i; for(i=0; i < tranches.length; i++) { if(weiRaised < tranches[i].amount) { return tranches[i-1]; } } } /// @dev Get the current price. /// @param weiRaised total amount of weis raised, for calculating the current tranche /// @return The current price or 0 if we are outside trache ranges function getCurrentPrice(uint256 weiRaised) public constant returns (uint256 result) { return getCurrentTranche(weiRaised).price; } /// @dev Calculate the current price for buy in amount. function calculatePrice(uint256 value, uint256 weiRaised, uint256 tokensSold, address msgSender, uint256 decimals) public constant returns (uint256) { uint256 multiplier = 10 ** decimals; // This investor is coming through pre-ico if(preicoAddresses[msgSender] > 0) { return safeMul(value, multiplier) / preicoAddresses[msgSender]; } uint256 price = getCurrentPrice(weiRaised); return safeMul(value, multiplier) / price; } function() payable public { revert(); // No money on this contract } } /** * Contract to enforce Token Vesting */ contract TokenVesting is Allocatable, SafeMathLib { address public LALATokenAddress; /** keep track of total tokens yet to be released, * this should be less than or equal to LALA tokens held by this contract. */ uint256 public totalUnreleasedTokens; // default vesting parameters uint256 startAt = 0; uint256 cliff = 3; uint256 duration = 12; uint256 step = 2592000; bool changeFreezed = false; struct VestingSchedule { uint256 startAt; uint256 cliff; uint256 duration; uint256 step; uint256 amount; uint256 amountReleased; bool changeFreezed; } mapping (address => VestingSchedule) public vestingMap; event VestedTokensReleased(address _adr, uint256 _amount); function TokenVesting(address _LALATokenAddress) public { LALATokenAddress = _LALATokenAddress; } /** Modifier to check if changes to vesting is freezed */ modifier changesToVestingFreezed(address _adr){ require(vestingMap[_adr].changeFreezed); _; } /** Modifier to check if changes to vesting is not freezed yet */ modifier changesToVestingNotFreezed(address adr) { require(!vestingMap[adr].changeFreezed); // if vesting not set then also changeFreezed will be false _; } /** Function to set default vesting schedule parameters. */ function setDefaultVestingParameters(uint256 _startAt, uint256 _cliff, uint256 _duration, uint256 _step, bool _changeFreezed) onlyAllocateAgent public { // data validation require(_step != 0); require(_duration != 0); require(_cliff <= _duration); startAt = _startAt; cliff = _cliff; duration = _duration; step = _step; changeFreezed = _changeFreezed; } /** Function to set vesting with default schedule. */ function setVestingWithDefaultSchedule(address _adr, uint256 _amount) public changesToVestingNotFreezed(_adr) onlyAllocateAgent { setVesting(_adr, startAt, cliff, duration, step, _amount, changeFreezed); } /** Function to set/update vesting schedule. PS - Amount cannot be changed once set */ function setVesting(address _adr, uint256 _startAt, uint256 _cliff, uint256 _duration, uint256 _step, uint256 _amount, bool _changeFreezed) public changesToVestingNotFreezed(_adr) onlyAllocateAgent { VestingSchedule storage vestingSchedule = vestingMap[_adr]; // data validation require(_step != 0); require(_amount != 0 || vestingSchedule.amount > 0); require(_duration != 0); require(_cliff <= _duration); //if startAt is zero, set current time as start time. if (_startAt == 0) _startAt = block.timestamp; vestingSchedule.startAt = _startAt; vestingSchedule.cliff = _cliff; vestingSchedule.duration = _duration; vestingSchedule.step = _step; // special processing for first time vesting setting if (vestingSchedule.amount == 0) { // check if enough tokens are held by this contract ERC20 LALAToken = ERC20(LALATokenAddress); require(LALAToken.balanceOf(this) >= safeAdd(totalUnreleasedTokens, _amount)); totalUnreleasedTokens = safeAdd(totalUnreleasedTokens, _amount); vestingSchedule.amount = _amount; } vestingSchedule.amountReleased = 0; vestingSchedule.changeFreezed = _changeFreezed; } function isVestingSet(address adr) public constant returns (bool isSet) { return vestingMap[adr].amount != 0; } function freezeChangesToVesting(address _adr) public changesToVestingNotFreezed(_adr) onlyAllocateAgent { require(isVestingSet(_adr)); // first check if vesting is set vestingMap[_adr].changeFreezed = true; } /** Release tokens as per vesting schedule, called by contributor */ function releaseMyVestedTokens() public changesToVestingFreezed(msg.sender) { releaseVestedTokens(msg.sender); } /** Release tokens as per vesting schedule, called by anyone */ function releaseVestedTokens(address _adr) public changesToVestingFreezed(_adr) { VestingSchedule storage vestingSchedule = vestingMap[_adr]; // check if all tokens are not vested require(safeSub(vestingSchedule.amount, vestingSchedule.amountReleased) > 0); // calculate total vested tokens till now uint256 totalTime = block.timestamp - vestingSchedule.startAt; uint256 totalSteps = totalTime / vestingSchedule.step; // check if cliff is passed require(vestingSchedule.cliff <= totalSteps); uint256 tokensPerStep = vestingSchedule.amount / vestingSchedule.duration; // check if amount is divisble by duration if(tokensPerStep * vestingSchedule.duration != vestingSchedule.amount) tokensPerStep++; uint256 totalReleasableAmount = safeMul(tokensPerStep, totalSteps); // handle the case if user has not claimed even after vesting period is over or amount was not divisible if(totalReleasableAmount > vestingSchedule.amount) totalReleasableAmount = vestingSchedule.amount; uint256 amountToRelease = safeSub(totalReleasableAmount, vestingSchedule.amountReleased); vestingSchedule.amountReleased = safeAdd(vestingSchedule.amountReleased, amountToRelease); // transfer vested tokens ERC20 LALAToken = ERC20(LALATokenAddress); LALAToken.transfer(_adr, amountToRelease); // decrement overall unreleased token count totalUnreleasedTokens = safeSub(totalUnreleasedTokens, amountToRelease); VestedTokensReleased(_adr, amountToRelease); } }
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Contract Creation Code
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Deployed Bytecode
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
00000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000012000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000044c414c410000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000044c414c4100000000000000000000000000000000000000000000000000000000
-----Decoded View---------------
Arg [0] : _name (string): LALA
Arg [1] : _symbol (string): LALA
Arg [2] : _initialSupply (uint256): 0
Arg [3] : _decimals (uint8): 18
Arg [4] : _mintable (bool): True
-----Encoded View---------------
9 Constructor Arguments found :
Arg [0] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000e0
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000000
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000012
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000001
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000004
Arg [6] : 4c414c4100000000000000000000000000000000000000000000000000000000
Arg [7] : 0000000000000000000000000000000000000000000000000000000000000004
Arg [8] : 4c414c4100000000000000000000000000000000000000000000000000000000
Swarm Source
bzzr://97acf195fa5862b008a29d1300b6dd11979a6cb039c2c312f80de9bd1fad4694
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