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Contract Overview | AragonSale
ETH Balance: 0 Ether
ETH USD Value: $0
No Of Transactions: 28 txns
  Latest 25 txns from a total Of 28 transactions View All

TxHash Age From To Value [TxFee]
0xef239353a83a9dfbca4c41138b10bb68e73e159bef69829af58497953be521fe207 days 16 hrs agoShapeshift  IN   AragonSale2.00364009 Ether0.02
0x509aef5857c4ed9e257609735e35f767b870d0a727169bc5ebd2c93fded9138e207 days 17 hrs agoShapeshift  IN   AragonSale1.7329336 Ether0.02
0xd8a0072718273d862566b0db21857172e6960f674ffee028030d809569e1cd16207 days 17 hrs agoShapeshift  IN   AragonSale0.41796703 Ether0.02
0xf2fff2d18a66cc382cd85d1391bbdb97c53b719d9113f679832d0c2590fec0f9207 days 17 hrs agoShapeshift  IN   AragonSale6.26295947 Ether0.02
0x3842d610d1bc3e43ef00539db2134af05be86e7bdd57883741e29a2d9cde0f53207 days 17 hrs agoShapeshift  IN   AragonSale0.41765211 Ether0.02
0x5e7d17cb1ab4a22282204f333da33fb536019c0e400d69b627b47465a547fea1207 days 17 hrs agoShapeshift  IN   AragonSale0.11383655 Ether0.02
0xbbb4ba6429562f21577d1c2aa53939cebfa25031985dd864cb0306c43a6f50cd207 days 17 hrs agoShapeshift  IN   AragonSale41.748691080000004 Ether0.02
0x1f45c13ff3e8159c4ba826b434bb577df4540c5107b35e10b5a7c5b7586074f7207 days 17 hrs agoShapeshift  IN   AragonSale23.82228 Ether0.02
0xcd4beeb92d8ddb053f49db850da058b712ff2a78408f68860fd92b7cbe1ad9fb207 days 17 hrs agoShapeshift  IN   AragonSale28.802326269999996 Ether0.02
0xc47135c4dd681976ba9087d9c138129d3c204065911265a3269dc59245207909207 days 17 hrs agoShapeshift  IN   AragonSale52.240566020000006 Ether0.02
0x1ec03f16427d3582c1bf06b9f21995fd196c5e653eaa3c870b899fd17a6bd72f207 days 17 hrs agoShapeshift  IN   AragonSale2.1663 Ether0.02
0x566bac5f19caa7ab40db9b6bc1a592748e264a43cf8b7ef07a665e6a0e1141ee207 days 17 hrs agoJordiBaylina (WHG)  IN   AragonSale0 Ether0.007341246
0x488646cb7b31a52c1f84c0a7e488463a840a5b61900edd482b0f5be01ae1cc2b207 days 17 hrs agoJordiBaylina (WHG)  IN   AragonSale0.006461849569127 Ether0.005585112
0x6d0174f396278e577d203c38bb1fc7135299d4dd651a80b211a83968189e3a3c207 days 17 hrs agoJordiBaylina (WHG)  IN   AragonSale0 Ether0.001697586
0xa054d3e98b1d0ed3f8f4aced08ab6e8bd7e7c761a9cd337c8181848f1d010b08207 days 17 hrs agoJordiBaylina (WHG)  IN   AragonSale0 Ether0.00066572
0xc2930f2263f74d1359a389ec798427de5494c9a98ddb9e758ba8e0b2febc2746207 days 18 hrs ago0x7f478213dd4a4df6016922aa47b860f0bdf50075  IN   AragonSale0 Ether0.0033286
0xd437d209acd3bc3a1f34a3d7e81138515a24411c8fb21feee5213554b7a6da6c207 days 18 hrs ago0x7f478213dd4a4df6016922aa47b860f0bdf50075  IN   AragonSale0 Ether0.0033286
0xa46e5980b3db773216979ea8f08d3c7c47463e1efe9180f62e94fc561e6b191f207 days 18 hrs ago0xfba35684ef1aee67ce93e337c63a5bdb49621c4f  IN   AragonSale0 Ether0.0083215
0x1a574567debb76dc985b5eb284600511104df88b4d7239512457a2c17e67255f207 days 18 hrs ago0xd64a5c611b60eda406e8e6d8e980b86ec565e319  IN   AragonSale0 Ether0.016643
0x872a90d237e3c35476cf9e5a42e44ad7857e8abd5e73d83e295d80737e071e85207 days 18 hrs ago0xc040f752128d36fa4effa69780331f6809d90964  IN   AragonSale0 Ether0.0199716
0xa99bd3e3933800db9c2addf32e79a6c37b515c87dbbc0dc6f385833c4a0bf846207 days 20 hrs ago0xa17d1fdf4cb925235dcec6215e45fac5436d6ad5  IN   AragonSale0.1 Ether0.18
0x5b5356c6c4744c1dc775cfb9b004f023e26528c7cbe8cc0c9406c78511b272c8207 days 21 hrs agoShapeshift  IN   AragonSale0.0193391 Ether0.02
0x6f268d44f0371613d0be489d3e10470458a7657d2b4111508823e0bb2c22c1bb208 days 11 hrs agoShapeshift  IN   AragonSale0.03816337 Ether0.02
0xadf8407cf897f04a208260d6d4c12497d99a391fa468bfd9c1f54be0d74dc25d208 days 12 hrs agoShapeshift  IN   AragonSale0.02236527 Ether0.08592214
0xa99f63f828fbb2d8d7f45c9df67d16801aa44814853b0d7a3bc36f46e5cd5fbe208 days 12 hrs agoShapeshift  IN   AragonSale0.08035881 Ether0.06
[ Download CSV Export  ] 
 Internal Transactions as a result of Contract Execution
  Latest 25 Internal Txns, Click here to View More View All
ParentTxHash Block Age From To Value
0x16c484f88599b23f16aaf8e1bf4818055161c49e42ac82117839825a65a9a2a63723237207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd712 Ether
0x3f5c7e555bc4462d66fabef740be0c59626f25bbf7a6b3f27a8aaa91b33276ba3723233207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd76 Ether
0xf277d1f44c2dd364e5c4dd17cc000e12f472b7742c61837b6cd29bc673fe78a73723232207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd750 Ether
0x61e453e375282f23154a2cae26e36c49941f42a1cd1fc7905615f0e0873b82173723232207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd712 Ether
0x2fd206acb49fcaa784aa9d60ac0b664987ea37b6ffb8fcca0ee7f98ded1ec69d3723232207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd70.5 Ether
0x40c09a8f04931db079b3a47c637c05d4f7eb1a68fd08976468fc698faf2a45df3723231207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd75 Ether
0x341e7dbfdb77e2d3b899cf26b0129215d38897afe97145191d47f2392505eca83723231207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd723.2061285 Ether
0x936002a2f943c08439e7d5361c4ed67c15a0d1f72cfc57d810cc487bc9a9786a3723231207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd74 Ether
0xe6b8f3c417cb892280856a0c8aade069db4d20348dfe9a875d81f80447c69bb03723231207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd7100 Ether
0xb28d1decb4d5cb9e8f59d0d32eb006a3d7aa833d3f43e09e3ebd357a2ee6a1963723231207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd747 Ether
0x978cd9098ba99a1027c342d89bfe2423bfc31c611e7097890f54fdcdb594a8733723231207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd712 Ether
0x5ed2248a492da71cf8b8f41e1dc827270a29a931d1e358ca747a7d72c3dd43f33723230207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd720 Ether
0x3cbbce7658109e6dcccbc19fadb2d1266bbc984cd01f2813502b67aae09a946d3723230207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd750 Ether
0x16c4f6b8c0ced2b88d8a682af9be284fa75811dfbe1d788fa24df170415967803723230207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd72 Ether
0x00822b98dfa2aeed5bef5957324fb4f63234dbb369b68781a4e4b3bba80f16c33723230207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd75.3 Ether
0xca489435f53e6f4b678600b05e1a797e1cc00b6fa3a22875e7ee09666371f7a63723227207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd755 Ether
0xca0b0146a38e5979dddbc345b86ae1ea6286d605f7e134a6f39a17f6dad36ffe3723227207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd733 Ether
0xc7e7ecd8fd560ed56555ce16759e1e8ba9a0bde04530d0f4b61da6d5d692d4ff3723227207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd721 Ether
0xc7716f8afb2769f83147a7a83fd5497188515a169fa8264592a7f37f39e83b783723227207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd724 Ether
0xc74dcd45a9dd71c6f8e9cd2fd422d4d469955981ff7d75ed4239454d39cf4dbb3723227207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd712 Ether
0xc720a2f4038397468a96eb0f1384a566273646b9ae07b0c68929529c72d38b033723227207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd70.45 Ether
0xc6da7684dc2dd2f56216ce451bb34fa2a4c2a3d4a01597e4a0082d2802be6c793723227207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd72 Ether
0x7e6d155fd21fbd1fd5369c16442dc5b91f9fe16bb110b9cef7ede5bf7b46cad43723227207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd711.11 Ether
0x02fbdc1970d34b88577e23111032021218cfab835976366e80f26b3bd21eac863723227207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd7100 Ether
0x66cdb853e30521c3dcffabed729a6c12af3aa9e1490b0064fe1c0287e781ce023723227207 days 17 hrs ago0x960b236a07cf122663c4303350609a66a7b288c00x0ceb0d54a7e87dfa16ddf7656858cf7e29851fd750 Ether
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Warning: The compiled contract might be susceptible to ZeroFunctionSelector (very low-severity), DelegateCallReturnValue (low-severity), ECRecoverMalformedInput (medium-severity), SkipEmptyStringLiteral (low-severity), ConstantOptimizerSubtraction (low-severity) Solidity compiler bugs.

Contract Source Code Verified
Note: Displaying matching verified source code at contract 0xdcab5d235131b02ab93f7e9bf3daed22d464be8a
Contract Name: AragonTokenSale
Compiler Version: v0.4.8+commit.60cc1668
Optimization Enabled: Yes
Runs (Optimiser):  200



  Contract Source Code   Find Similiar Contracts
pragma solidity ^0.4.8;

contract ERC20 {
  function totalSupply() constant returns (uint);
  function balanceOf(address who) constant returns (uint);
  function allowance(address owner, address spender) constant returns (uint);

  function transfer(address to, uint value) returns (bool ok);
  function transferFrom(address from, address to, uint value) returns (bool ok);
  function approve(address spender, uint value) returns (bool ok);
  event Transfer(address indexed from, address indexed to, uint value);
  event Approval(address indexed owner, address indexed spender, uint value);
}


contract SafeMath {
  function safeMul(uint a, uint b) internal returns (uint) {
    uint c = a * b;
    assert(a == 0 || c / a == b);
    return c;
  }

  function safeDiv(uint a, uint b) internal returns (uint) {
    assert(b > 0);
    uint c = a / b;
    assert(a == b * c + a % b);
    return c;
  }

  function safeSub(uint a, uint b) internal returns (uint) {
    assert(b <= a);
    return a - b;
  }

  function safeAdd(uint a, uint b) internal returns (uint) {
    uint c = a + b;
    assert(c>=a && c>=b);
    return c;
  }

  function max64(uint64 a, uint64 b) internal constant returns (uint64) {
    return a >= b ? a : b;
  }

  function min64(uint64 a, uint64 b) internal constant returns (uint64) {
    return a < b ? a : b;
  }

  function max256(uint256 a, uint256 b) internal constant returns (uint256) {
    return a >= b ? a : b;
  }

  function min256(uint256 a, uint256 b) internal constant returns (uint256) {
    return a < b ? a : b;
  }

  function assert(bool assertion) internal {
    if (!assertion) {
      throw;
    }
  }
}
contract ApproveAndCallReceiver {
    function receiveApproval(address _from, uint256 _amount, address _token, bytes _data);
}

contract Controlled {
    /// @notice The address of the controller is the only address that can call
    ///  a function with this modifier
    modifier onlyController { if (msg.sender != controller) throw; _; }

    address public controller;

    function Controlled() { controller = msg.sender;}

    /// @notice Changes the controller of the contract
    /// @param _newController The new controller of the contract
    function changeController(address _newController) onlyController {
        controller = _newController;
    }
}
contract AbstractSale {
  function saleFinalized() constant returns (bool);
}

contract SaleWallet {
  // Public variables
  address public multisig;
  uint public finalBlock;
  AbstractSale public tokenSale;

  // @dev Constructor initializes public variables
  // @param _multisig The address of the multisig that will receive the funds
  // @param _finalBlock Block after which the multisig can request the funds
  function SaleWallet(address _multisig, uint _finalBlock, address _tokenSale) {
    multisig = _multisig;
    finalBlock = _finalBlock;
    tokenSale = AbstractSale(_tokenSale);
  }

  // @dev Receive all sent funds without any further logic
  function () public payable {}

  // @dev Withdraw function sends all the funds to the wallet if conditions are correct
  function withdraw() public {
    if (msg.sender != multisig) throw;                       // Only the multisig can request it
    if (block.number > finalBlock) return doWithdraw();      // Allow after the final block
    if (tokenSale.saleFinalized()) return doWithdraw();      // Allow when sale is finalized
  }

  function doWithdraw() internal {
    if (!multisig.send(this.balance)) throw;
  }
}

contract Controller {
    /// @notice Called when `_owner` sends ether to the MiniMe Token contract
    /// @param _owner The address that sent the ether to create tokens
    /// @return True if the ether is accepted, false if it throws
    function proxyPayment(address _owner) payable returns(bool);

    /// @notice Notifies the controller about a token transfer allowing the
    ///  controller to react if desired
    /// @param _from The origin of the transfer
    /// @param _to The destination of the transfer
    /// @param _amount The amount of the transfer
    /// @return False if the controller does not authorize the transfer
    function onTransfer(address _from, address _to, uint _amount) returns(bool);

    /// @notice Notifies the controller about an approval allowing the
    ///  controller to react if desired
    /// @param _owner The address that calls `approve()`
    /// @param _spender The spender in the `approve()` call
    /// @param _amount The amount in the `approve()` call
    /// @return False if the controller does not authorize the approval
    function onApprove(address _owner, address _spender, uint _amount)
        returns(bool);
}

contract ANPlaceholder is Controller {
  address public sale;
  ANT public token;

  function ANPlaceholder(address _sale, address _ant) {
    sale = _sale;
    token = ANT(_ant);
  }

  function changeController(address network) public {
    if (msg.sender != sale) throw;
    token.changeController(network);
    suicide(network);
  }

  // In between the sale and the network. Default settings for allowing token transfers.
  function proxyPayment(address _owner) payable public returns (bool) {
    throw;
    return false;
  }

  function onTransfer(address _from, address _to, uint _amount) public returns (bool) {
    return true;
  }

  function onApprove(address _owner, address _spender, uint _amount) public returns (bool) {
    return true;
  }
}




contract MiniMeToken is ERC20, Controlled {
    string public name;                //The Token's name: e.g. DigixDAO Tokens
    uint8 public decimals;             //Number of decimals of the smallest unit
    string public symbol;              //An identifier: e.g. REP
    string public version = 'MMT_0.1'; //An arbitrary versioning scheme


    /// @dev `Checkpoint` is the structure that attaches a block number to a
    ///  given value, the block number attached is the one that last changed the
    ///  value
    struct  Checkpoint {

        // `fromBlock` is the block number that the value was generated from
        uint128 fromBlock;

        // `value` is the amount of tokens at a specific block number
        uint128 value;
    }

    // `parentToken` is the Token address that was cloned to produce this token;
    //  it will be 0x0 for a token that was not cloned
    MiniMeToken public parentToken;

    // `parentSnapShotBlock` is the block number from the Parent Token that was
    //  used to determine the initial distribution of the Clone Token
    uint public parentSnapShotBlock;

    // `creationBlock` is the block number that the Clone Token was created
    uint public creationBlock;

    // `balances` is the map that tracks the balance of each address, in this
    //  contract when the balance changes the block number that the change
    //  occurred is also included in the map
    mapping (address => Checkpoint[]) balances;

    // `allowed` tracks any extra transfer rights as in all ERC20 tokens
    mapping (address => mapping (address => uint256)) allowed;

    // Tracks the history of the `totalSupply` of the token
    Checkpoint[] totalSupplyHistory;

    // Flag that determines if the token is transferable or not.
    bool public transfersEnabled;

    // The factory used to create new clone tokens
    MiniMeTokenFactory public tokenFactory;

////////////////
// Constructor
////////////////

    /// @notice Constructor to create a MiniMeToken
    /// @param _tokenFactory The address of the MiniMeTokenFactory contract that
    ///  will create the Clone token contracts, the token factory needs to be
    ///  deployed first
    /// @param _parentToken Address of the parent token, set to 0x0 if it is a
    ///  new token
    /// @param _parentSnapShotBlock Block of the parent token that will
    ///  determine the initial distribution of the clone token, set to 0 if it
    ///  is a new token
    /// @param _tokenName Name of the new token
    /// @param _decimalUnits Number of decimals of the new token
    /// @param _tokenSymbol Token Symbol for the new token
    /// @param _transfersEnabled If true, tokens will be able to be transferred
    function MiniMeToken(
        address _tokenFactory,
        address _parentToken,
        uint _parentSnapShotBlock,
        string _tokenName,
        uint8 _decimalUnits,
        string _tokenSymbol,
        bool _transfersEnabled
    ) {
        tokenFactory = MiniMeTokenFactory(_tokenFactory);
        name = _tokenName;                                 // Set the name
        decimals = _decimalUnits;                          // Set the decimals
        symbol = _tokenSymbol;                             // Set the symbol
        parentToken = MiniMeToken(_parentToken);
        parentSnapShotBlock = _parentSnapShotBlock;
        transfersEnabled = _transfersEnabled;
        creationBlock = block.number;
    }


///////////////////
// ERC20 Methods
///////////////////

    /// @notice Send `_amount` tokens to `_to` from `msg.sender`
    /// @param _to The address of the recipient
    /// @param _amount The amount of tokens to be transferred
    /// @return Whether the transfer was successful or not
    function transfer(address _to, uint256 _amount) returns (bool success) {
        if (!transfersEnabled) throw;
        return doTransfer(msg.sender, _to, _amount);
    }

    /// @notice Send `_amount` tokens to `_to` from `_from` on the condition it
    ///  is approved by `_from`
    /// @param _from The address holding the tokens being transferred
    /// @param _to The address of the recipient
    /// @param _amount The amount of tokens to be transferred
    /// @return True if the transfer was successful
    function transferFrom(address _from, address _to, uint256 _amount
    ) returns (bool success) {

        // The controller of this contract can move tokens around at will,
        //  this is important to recognize! Confirm that you trust the
        //  controller of this contract, which in most situations should be
        //  another open source smart contract or 0x0
        if (msg.sender != controller) {
            if (!transfersEnabled) throw;

            // The standard ERC 20 transferFrom functionality
            if (allowed[_from][msg.sender] < _amount) throw;
            allowed[_from][msg.sender] -= _amount;
        }
        return doTransfer(_from, _to, _amount);
    }

    /// @dev This is the actual transfer function in the token contract, it can
    ///  only be called by other functions in this contract.
    /// @param _from The address holding the tokens being transferred
    /// @param _to The address of the recipient
    /// @param _amount The amount of tokens to be transferred
    /// @return True if the transfer was successful
    function doTransfer(address _from, address _to, uint _amount
    ) internal returns(bool) {

           if (_amount == 0) {
               return true;
           }

           // Do not allow transfer to 0x0 or the token contract itself
           if ((_to == 0) || (_to == address(this))) throw;

           // If the amount being transfered is more than the balance of the
           //  account the transfer returns false
           var previousBalanceFrom = balanceOfAt(_from, block.number);
           if (previousBalanceFrom < _amount) {
               throw;
           }

           // Alerts the token controller of the transfer
           if (isContract(controller)) {
               if (!Controller(controller).onTransfer(_from, _to, _amount)) throw;
           }

           // First update the balance array with the new value for the address
           //  sending the tokens
           updateValueAtNow(balances[_from], previousBalanceFrom - _amount);

           // Then update the balance array with the new value for the address
           //  receiving the tokens
           var previousBalanceTo = balanceOfAt(_to, block.number);
           if (previousBalanceTo + _amount < previousBalanceTo) throw; // Check for overflow
           updateValueAtNow(balances[_to], previousBalanceTo + _amount);

           // An event to make the transfer easy to find on the blockchain
           Transfer(_from, _to, _amount);

           return true;
    }

    /// @param _owner The address that's balance is being requested
    /// @return The balance of `_owner` at the current block
    function balanceOf(address _owner) constant returns (uint256 balance) {
        return balanceOfAt(_owner, block.number);
    }

    /// @notice `msg.sender` approves `_spender` to spend `_amount` tokens on
    ///  its behalf. This is a modified version of the ERC20 approve function
    ///  to be a little bit safer
    /// @param _spender The address of the account able to transfer the tokens
    /// @param _amount The amount of tokens to be approved for transfer
    /// @return True if the approval was successful
    function approve(address _spender, uint256 _amount) returns (bool success) {
        if (!transfersEnabled) throw;

        // To change the approve amount you first have to reduce the addresses´
        //  allowance to zero by calling `approve(_spender,0)` if it is not
        //  already 0 to mitigate the race condition described here:
        //  https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
        if ((_amount!=0) && (allowed[msg.sender][_spender] !=0)) throw;

        // Alerts the token controller of the approve function call
        if (isContract(controller)) {
            if (!Controller(controller).onApprove(msg.sender, _spender, _amount))
                throw;
        }

        allowed[msg.sender][_spender] = _amount;
        Approval(msg.sender, _spender, _amount);
        return true;
    }

    /// @dev This function makes it easy to read the `allowed[]` map
    /// @param _owner The address of the account that owns the token
    /// @param _spender The address of the account able to transfer the tokens
    /// @return Amount of remaining tokens of _owner that _spender is allowed
    ///  to spend
    function allowance(address _owner, address _spender
    ) constant returns (uint256 remaining) {
        return allowed[_owner][_spender];
    }

    /// @notice `msg.sender` approves `_spender` to send `_amount` tokens on
    ///  its behalf, and then a function is triggered in the contract that is
    ///  being approved, `_spender`. This allows users to use their tokens to
    ///  interact with contracts in one function call instead of two
    /// @param _spender The address of the contract able to transfer the tokens
    /// @param _amount The amount of tokens to be approved for transfer
    /// @return True if the function call was successful
    function approveAndCall(address _spender, uint256 _amount, bytes _extraData
    ) returns (bool success) {
        approve(_spender, _amount);

        // This portion is copied from ConsenSys's Standard Token Contract. It
        //  calls the receiveApproval function that is part of the contract that
        //  is being approved (`_spender`). The function should look like:
        //  `receiveApproval(address _from, uint256 _amount, address
        //  _tokenContract, bytes _extraData)` It is assumed that the call
        //  *should* succeed, otherwise the plain vanilla approve would be used
        ApproveAndCallReceiver(_spender).receiveApproval(
           msg.sender,
           _amount,
           this,
           _extraData
        );
        return true;
    }

    /// @dev This function makes it easy to get the total number of tokens
    /// @return The total number of tokens
    function totalSupply() constant returns (uint) {
        return totalSupplyAt(block.number);
    }


////////////////
// Query balance and totalSupply in History
////////////////

    /// @dev Queries the balance of `_owner` at a specific `_blockNumber`
    /// @param _owner The address from which the balance will be retrieved
    /// @param _blockNumber The block number when the balance is queried
    /// @return The balance at `_blockNumber`
    function balanceOfAt(address _owner, uint _blockNumber) constant
        returns (uint) {

        // These next few lines are used when the balance of the token is
        //  requested before a check point was ever created for this token, it
        //  requires that the `parentToken.balanceOfAt` be queried at the
        //  genesis block for that token as this contains initial balance of
        //  this token
        if ((balances[_owner].length == 0)
            || (balances[_owner][0].fromBlock > _blockNumber)) {
            if (address(parentToken) != 0) {
                return parentToken.balanceOfAt(_owner, min(_blockNumber, parentSnapShotBlock));
            } else {
                // Has no parent
                return 0;
            }

        // This will return the expected balance during normal situations
        } else {
            return getValueAt(balances[_owner], _blockNumber);
        }
    }

    /// @notice Total amount of tokens at a specific `_blockNumber`.
    /// @param _blockNumber The block number when the totalSupply is queried
    /// @return The total amount of tokens at `_blockNumber`
    function totalSupplyAt(uint _blockNumber) constant returns(uint) {

        // These next few lines are used when the totalSupply of the token is
        //  requested before a check point was ever created for this token, it
        //  requires that the `parentToken.totalSupplyAt` be queried at the
        //  genesis block for this token as that contains totalSupply of this
        //  token at this block number.
        if ((totalSupplyHistory.length == 0)
            || (totalSupplyHistory[0].fromBlock > _blockNumber)) {
            if (address(parentToken) != 0) {
                return parentToken.totalSupplyAt(min(_blockNumber, parentSnapShotBlock));
            } else {
                return 0;
            }

        // This will return the expected totalSupply during normal situations
        } else {
            return getValueAt(totalSupplyHistory, _blockNumber);
        }
    }

    function min(uint a, uint b) internal returns (uint) {
      return a < b ? a : b;
    }

////////////////
// Clone Token Method
////////////////

    /// @notice Creates a new clone token with the initial distribution being
    ///  this token at `_snapshotBlock`
    /// @param _cloneTokenName Name of the clone token
    /// @param _cloneDecimalUnits Number of decimals of the smallest unit
    /// @param _cloneTokenSymbol Symbol of the clone token
    /// @param _snapshotBlock Block when the distribution of the parent token is
    ///  copied to set the initial distribution of the new clone token;
    ///  if the block is higher than the actual block, the current block is used
    /// @param _transfersEnabled True if transfers are allowed in the clone
    /// @return The address of the new MiniMeToken Contract
    function createCloneToken(
        string _cloneTokenName,
        uint8 _cloneDecimalUnits,
        string _cloneTokenSymbol,
        uint _snapshotBlock,
        bool _transfersEnabled
        ) returns(address) {
        if (_snapshotBlock > block.number) _snapshotBlock = block.number;
        MiniMeToken cloneToken = tokenFactory.createCloneToken(
            this,
            _snapshotBlock,
            _cloneTokenName,
            _cloneDecimalUnits,
            _cloneTokenSymbol,
            _transfersEnabled
            );

        cloneToken.changeController(msg.sender);

        // An event to make the token easy to find on the blockchain
        NewCloneToken(address(cloneToken), _snapshotBlock);
        return address(cloneToken);
    }

////////////////
// Generate and destroy tokens
////////////////

    /// @notice Generates `_amount` tokens that are assigned to `_owner`
    /// @param _owner The address that will be assigned the new tokens
    /// @param _amount The quantity of tokens generated
    /// @return True if the tokens are generated correctly
    function generateTokens(address _owner, uint _amount
    ) onlyController returns (bool) {
        uint curTotalSupply = getValueAt(totalSupplyHistory, block.number);
        if (curTotalSupply + _amount < curTotalSupply) throw; // Check for overflow
        updateValueAtNow(totalSupplyHistory, curTotalSupply + _amount);
        var previousBalanceTo = balanceOf(_owner);
        if (previousBalanceTo + _amount < previousBalanceTo) throw; // Check for overflow
        updateValueAtNow(balances[_owner], previousBalanceTo + _amount);
        Transfer(0, _owner, _amount);
        return true;
    }


    /// @notice Burns `_amount` tokens from `_owner`
    /// @param _owner The address that will lose the tokens
    /// @param _amount The quantity of tokens to burn
    /// @return True if the tokens are burned correctly
    function destroyTokens(address _owner, uint _amount
    ) onlyController returns (bool) {
        uint curTotalSupply = getValueAt(totalSupplyHistory, block.number);
        if (curTotalSupply < _amount) throw;
        updateValueAtNow(totalSupplyHistory, curTotalSupply - _amount);
        var previousBalanceFrom = balanceOf(_owner);
        if (previousBalanceFrom < _amount) throw;
        updateValueAtNow(balances[_owner], previousBalanceFrom - _amount);
        Transfer(_owner, 0, _amount);
        return true;
    }

////////////////
// Enable tokens transfers
////////////////


    /// @notice Enables token holders to transfer their tokens freely if true
    /// @param _transfersEnabled True if transfers are allowed in the clone
    function enableTransfers(bool _transfersEnabled) onlyController {
        transfersEnabled = _transfersEnabled;
    }

////////////////
// Internal helper functions to query and set a value in a snapshot array
////////////////

    /// @dev `getValueAt` retrieves the number of tokens at a given block number
    /// @param checkpoints The history of values being queried
    /// @param _block The block number to retrieve the value at
    /// @return The number of tokens being queried
    function getValueAt(Checkpoint[] storage checkpoints, uint _block
    ) constant internal returns (uint) {
        if (checkpoints.length == 0) return 0;

        // Shortcut for the actual value
        if (_block >= checkpoints[checkpoints.length-1].fromBlock)
            return checkpoints[checkpoints.length-1].value;
        if (_block < checkpoints[0].fromBlock) return 0;

        // Binary search of the value in the array
        uint min = 0;
        uint max = checkpoints.length-1;
        while (max > min) {
            uint mid = (max + min + 1)/ 2;
            if (checkpoints[mid].fromBlock<=_block) {
                min = mid;
            } else {
                max = mid-1;
            }
        }
        return checkpoints[min].value;
    }

    /// @dev `updateValueAtNow` used to update the `balances` map and the
    ///  `totalSupplyHistory`
    /// @param checkpoints The history of data being updated
    /// @param _value The new number of tokens
    function updateValueAtNow(Checkpoint[] storage checkpoints, uint _value
    ) internal  {
        if ((checkpoints.length == 0)
        || (checkpoints[checkpoints.length -1].fromBlock < block.number)) {
               Checkpoint newCheckPoint = checkpoints[ checkpoints.length++ ];
               newCheckPoint.fromBlock =  uint128(block.number);
               newCheckPoint.value = uint128(_value);
           } else {
               Checkpoint oldCheckPoint = checkpoints[checkpoints.length-1];
               oldCheckPoint.value = uint128(_value);
           }
    }

    /// @dev Internal function to determine if an address is a contract
    /// @param _addr The address being queried
    /// @return True if `_addr` is a contract
    function isContract(address _addr) constant internal returns(bool) {
        uint size;
        if (_addr == 0) return false;
        assembly {
            size := extcodesize(_addr)
        }
        return size>0;
    }

    /// @notice The fallback function: If the contract's controller has not been
    ///  set to 0, then the `proxyPayment` method is called which relays the
    ///  ether and creates tokens as described in the token controller contract
    function ()  payable {
        if (isContract(controller)) {
            if (! Controller(controller).proxyPayment.value(msg.value)(msg.sender))
                throw;
        } else {
            throw;
        }
    }


////////////////
// Events
////////////////
    event NewCloneToken(address indexed _cloneToken, uint _snapshotBlock);
}


////////////////
// MiniMeTokenFactory
////////////////

/// @dev This contract is used to generate clone contracts from a contract.
///  In solidity this is the way to create a contract from a contract of the
///  same class
contract MiniMeTokenFactory {

    /// @notice Update the DApp by creating a new token with new functionalities
    ///  the msg.sender becomes the controller of this clone token
    /// @param _parentToken Address of the token being cloned
    /// @param _snapshotBlock Block of the parent token that will
    ///  determine the initial distribution of the clone token
    /// @param _tokenName Name of the new token
    /// @param _decimalUnits Number of decimals of the new token
    /// @param _tokenSymbol Token Symbol for the new token
    /// @param _transfersEnabled If true, tokens will be able to be transferred
    /// @return The address of the new token contract
    function createCloneToken(
        address _parentToken,
        uint _snapshotBlock,
        string _tokenName,
        uint8 _decimalUnits,
        string _tokenSymbol,
        bool _transfersEnabled
    ) returns (MiniMeToken) {
        MiniMeToken newToken = new MiniMeToken(
            this,
            _parentToken,
            _snapshotBlock,
            _tokenName,
            _decimalUnits,
            _tokenSymbol,
            _transfersEnabled
            );

        newToken.changeController(msg.sender);
        return newToken;
    }
}


/*
    Copyright 2017, Jorge Izquierdo (Aragon Foundation)

    Based on VestedToken.sol from https://github.com/OpenZeppelin/zeppelin-solidity

    SafeMath – Copyright (c) 2016 Smart Contract Solutions, Inc.
    MiniMeToken – Copyright 2017, Jordi Baylina (Giveth)
 */

// @dev MiniMeIrrevocableVestedToken is a derived version of MiniMeToken adding the
// ability to createTokenGrants which are basically a transfer that limits the
// receiver of the tokens how can he spend them over time.

// For simplicity, token grants are not saved in MiniMe type checkpoints.
// Vanilla cloning ANT will clone it into a MiniMeToken without vesting.
// More complex cloning could account for past vesting calendars.

contract MiniMeIrrevocableVestedToken is MiniMeToken, SafeMath {
  // Keep the struct at 2 sstores (1 slot for value + 64 * 3 (dates) + 20 (address) = 2 slots (2nd slot is 212 bytes, lower than 256))
  struct TokenGrant {
    address granter;
    uint256 value;
    uint64 cliff;
    uint64 vesting;
    uint64 start;
  }

  event NewTokenGrant(address indexed from, address indexed to, uint256 value, uint64 start, uint64 cliff, uint64 vesting);

  mapping (address => TokenGrant[]) public grants;

  mapping (address => bool) canCreateGrants;
  address vestingWhitelister;

  modifier canTransfer(address _sender, uint _value) {
    if (_value > spendableBalanceOf(_sender)) throw;
    _;
  }

  modifier onlyVestingWhitelister {
    if (msg.sender != vestingWhitelister) throw;
    _;
  }

  function MiniMeIrrevocableVestedToken (
      address _tokenFactory,
      address _parentToken,
      uint _parentSnapShotBlock,
      string _tokenName,
      uint8 _decimalUnits,
      string _tokenSymbol,
      bool _transfersEnabled
  ) MiniMeToken(_tokenFactory, _parentToken, _parentSnapShotBlock, _tokenName, _decimalUnits, _tokenSymbol, _transfersEnabled) {
    vestingWhitelister = msg.sender;
    doSetCanCreateGrants(vestingWhitelister, true);
  }

  // @dev Add canTransfer modifier before allowing transfer and transferFrom to go through
  function transfer(address _to, uint _value)
           canTransfer(msg.sender, _value)
           public
           returns (bool success) {
    return super.transfer(_to, _value);
  }

  function transferFrom(address _from, address _to, uint _value)
           canTransfer(_from, _value)
           public
           returns (bool success) {
    return super.transferFrom(_from, _to, _value);
  }

  function spendableBalanceOf(address _holder) constant public returns (uint) {
    return transferableTokens(_holder, uint64(now));
  }

  function grantVestedTokens(
    address _to,
    uint256 _value,
    uint64 _start,
    uint64 _cliff,
    uint64 _vesting) public {

    // Check start, cliff and vesting are properly order to ensure correct functionality of the formula.
    if (_cliff < _start) throw;
    if (_vesting < _start) throw;
    if (_vesting < _cliff) throw;

    if (!canCreateGrants[msg.sender]) throw;
    if (tokenGrantsCount(_to) > 20) throw;   // To prevent a user being spammed and have his balance locked (out of gas attack when calculating vesting).

    TokenGrant memory grant = TokenGrant(msg.sender, _value, _cliff, _vesting, _start);
    grants[_to].push(grant);

    if (!transfer(_to, _value)) throw;

    NewTokenGrant(msg.sender, _to, _value, _cliff, _vesting, _start);
  }

  function setCanCreateGrants(address _addr, bool _allowed)
           onlyVestingWhitelister public {
    doSetCanCreateGrants(_addr, _allowed);
  }

  function doSetCanCreateGrants(address _addr, bool _allowed)
           internal {
    canCreateGrants[_addr] = _allowed;
  }

  function changeVestingWhitelister(address _newWhitelister) onlyVestingWhitelister public {
    doSetCanCreateGrants(vestingWhitelister, false);
    vestingWhitelister = _newWhitelister;
    doSetCanCreateGrants(vestingWhitelister, true);
  }

  // @dev Not allow token grants
  function revokeTokenGrant(address _holder, uint _grantId) public {
    throw;
  }

  //
  function tokenGrantsCount(address _holder) constant public returns (uint index) {
    return grants[_holder].length;
  }

  function tokenGrant(address _holder, uint _grantId) constant public returns (address granter, uint256 value, uint256 vested, uint64 start, uint64 cliff, uint64 vesting) {
    TokenGrant grant = grants[_holder][_grantId];

    granter = grant.granter;
    value = grant.value;
    start = grant.start;
    cliff = grant.cliff;
    vesting = grant.vesting;

    vested = vestedTokens(grant, uint64(now));
  }

  function vestedTokens(TokenGrant grant, uint64 time) internal constant returns (uint256) {
    return calculateVestedTokens(
      grant.value,
      uint256(time),
      uint256(grant.start),
      uint256(grant.cliff),
      uint256(grant.vesting)
    );
  }

  //  transferableTokens
  //   |                         _/--------   NonVestedTokens
  //   |                       _/
  //   |                     _/
  //   |                   _/
  //   |                 _/
  //   |                /
  //   |              .|
  //   |            .  |
  //   |          .    |
  //   |        .      |
  //   |      .        |
  //   |    .          |
  //   +===+===========+---------+----------> time
  //      Start       Clift    Vesting

  function calculateVestedTokens(
    uint256 tokens,
    uint256 time,
    uint256 start,
    uint256 cliff,
    uint256 vesting) internal constant returns (uint256)
    {

    // Shortcuts for before cliff and after vesting cases.
    if (time < cliff) return 0;
    if (time >= vesting) return tokens;

    // Interpolate all vested tokens.
    // As before cliff the shortcut returns 0, we can use just this function to
    // calculate it.

    // vestedTokens = tokens * (time - start) / (vesting - start)
    uint256 vestedTokens = safeDiv(
                                  safeMul(
                                    tokens,
                                    safeSub(time, start)
                                    ),
                                  safeSub(vesting, start)
                                  );

    return vestedTokens;
  }

  function nonVestedTokens(TokenGrant grant, uint64 time) internal constant returns (uint256) {
    // Of all the tokens of the grant, how many of them are not vested?
    // grantValue - vestedTokens
    return safeSub(grant.value, vestedTokens(grant, time));
  }

  // @dev The date in which all tokens are transferable for the holder
  // Useful for displaying purposes (not used in any logic calculations)
  function lastTokenIsTransferableDate(address holder) constant public returns (uint64 date) {
    date = uint64(now);
    uint256 grantIndex = tokenGrantsCount(holder);
    for (uint256 i = 0; i < grantIndex; i++) {
      date = max64(grants[holder][i].vesting, date);
    }
    return date;
  }

  // @dev How many tokens can a holder transfer at a point in time
  function transferableTokens(address holder, uint64 time) constant public returns (uint256) {
    uint256 grantIndex = tokenGrantsCount(holder);

    if (grantIndex == 0) return balanceOf(holder); // shortcut for holder without grants

    // Iterate through all the grants the holder has, and add all non-vested tokens
    uint256 nonVested = 0;
    for (uint256 i = 0; i < grantIndex; i++) {
      nonVested = safeAdd(nonVested, nonVestedTokens(grants[holder][i], time));
    }

    // Balance - totalNonVested is the amount of tokens a holder can transfer at any given time
    return safeSub(balanceOf(holder), nonVested);
  }
}

/*
    Copyright 2017, Jorge Izquierdo (Aragon Foundation)
*/

contract ANT is MiniMeIrrevocableVestedToken {
  // @dev ANT constructor just parametrizes the MiniMeIrrevocableVestedToken constructor
  function ANT(
    address _tokenFactory
  ) MiniMeIrrevocableVestedToken(
    _tokenFactory,
    0x0,                    // no parent token
    0,                      // no snapshot block number from parent
    "Aragon Network Token", // Token name
    18,                     // Decimals
    "ANT",                  // Symbol
    true                    // Enable transfers
    ) {}
}



/*
    Copyright 2017, Jorge Izquierdo (Aragon Foundation)
    Copyright 2017, Jordi Baylina (Giveth)

    Based on SampleCampaign-TokenController.sol from https://github.com/Giveth/minime
 */

contract AragonTokenSale is Controller, SafeMath {
    uint public initialBlock;             // Block number in which the sale starts. Inclusive. sale will be opened at initial block.
    uint public finalBlock;               // Block number in which the sale end. Exclusive, sale will be closed at ends block.
    uint public initialPrice;             // Number of wei-ANT tokens for 1 wei, at the start of the sale (18 decimals)
    uint public finalPrice;               // Number of wei-ANT tokens for 1 wei, at the end of the sale
    uint8 public priceStages;             // Number of different price stages for interpolating between initialPrice and finalPrice
    address public aragonDevMultisig;     // The address to hold the funds donated
    address public communityMultisig;     // Community trusted multisig to deploy network
    bytes32 public capCommitment;

    uint public totalCollected = 0;               // In wei
    bool public saleStopped = false;              // Has Aragon Dev stopped the sale?
    bool public saleFinalized = false;            // Has Aragon Dev finalized the sale?

    mapping (address => bool) public activated;   // Address confirmates that wants to activate the sale

    ANT public token;                             // The token
    ANPlaceholder public networkPlaceholder;      // The network placeholder
    SaleWallet public saleWallet;                    // Wallet that receives all sale funds

    uint constant public dust = 1 finney;         // Minimum investment
    uint public hardCap = 1000000 ether;          // Hard cap to protect the ETH network from a really high raise

    event NewPresaleAllocation(address indexed holder, uint256 antAmount);
    event NewBuyer(address indexed holder, uint256 antAmount, uint256 etherAmount);
    event CapRevealed(uint value, uint secret, address revealer);
/// @dev There are several checks to make sure the parameters are acceptable
/// @param _initialBlock The Block number in which the sale starts
/// @param _finalBlock The Block number in which the sale ends
/// @param _aragonDevMultisig The address that will store the donated funds and manager
/// for the sale
/// @param _initialPrice The price for the first stage of the sale. Price in wei-ANT per wei.
/// @param _finalPrice The price for the final stage of the sale. Price in wei-ANT per wei.
/// @param _priceStages The number of price stages. The price for every middle stage
/// will be linearly interpolated.
/*
 price
        ^
        |
Initial |       s = 0
price   |      +------+
        |      |      | s = 1
        |      |      +------+
        |      |             | s = 2
        |      |             +------+
        |      |                    | s = 3
Final   |      |                    +------+
price   |      |                           |
        |      |    for priceStages = 4    |
        +------+---------------------------+-------->
          Initial                     Final       time
          block                       block


Every stage is the same time length.
Price increases by the same delta in every stage change

*/

  function AragonTokenSale (
      uint _initialBlock,
      uint _finalBlock,
      address _aragonDevMultisig,
      address _communityMultisig,
      uint256 _initialPrice,
      uint256 _finalPrice,
      uint8 _priceStages,
      bytes32 _capCommitment
  )
      non_zero_address(_aragonDevMultisig)
      non_zero_address(_communityMultisig)
  {
      if (_initialBlock < getBlockNumber()) throw;
      if (_initialBlock >= _finalBlock) throw;
      if (_initialPrice <= _finalPrice) throw;
      if (_priceStages < 2) throw;
      if (_priceStages > _initialPrice - _finalPrice) throw;
      if (uint(_capCommitment) == 0) throw;

      // Save constructor arguments as global variables
      initialBlock = _initialBlock;
      finalBlock = _finalBlock;
      aragonDevMultisig = _aragonDevMultisig;
      communityMultisig = _communityMultisig;
      initialPrice = _initialPrice;
      finalPrice = _finalPrice;
      priceStages = _priceStages;
      capCommitment = _capCommitment;
  }

  // @notice Deploy ANT is called only once to setup all the needed contracts.
  // @param _token: Address of an instance of the ANT token
  // @param _networkPlaceholder: Address of an instance of ANPlaceholder
  // @param _saleWallet: Address of the wallet receiving the funds of the sale

  function setANT(address _token, address _networkPlaceholder, address _saleWallet)
           non_zero_address(_token)
           non_zero_address(_networkPlaceholder)
           non_zero_address(_saleWallet)
           only(aragonDevMultisig)
           public {

    // Assert that the function hasn't been called before, as activate will happen at the end
    if (activated[this]) throw;

    token = ANT(_token);
    networkPlaceholder = ANPlaceholder(_networkPlaceholder);
    saleWallet = SaleWallet(_saleWallet);

    if (token.controller() != address(this)) throw; // sale is controller
    if (networkPlaceholder.sale() != address(this)) throw; // placeholder has reference to Sale
    if (networkPlaceholder.token() != address(token)) throw; // placeholder has reference to ANT
    if (token.totalSupply() > 0) throw; // token is empty
    if (saleWallet.finalBlock() != finalBlock) throw; // final blocks must match
    if (saleWallet.multisig() != aragonDevMultisig) throw; // receiving wallet must match
    if (saleWallet.tokenSale() != address(this)) throw; // watched token sale must be self

    // Contract activates sale as all requirements are ready
    doActivateSale(this);
  }

  // @notice Certain addresses need to call the activate function prior to the sale opening block.
  // This proves that they have checked the sale contract is legit, as well as proving
  // the capability for those addresses to interact with the contract.
  function activateSale()
           public {
    doActivateSale(msg.sender);
  }

  function doActivateSale(address _entity)
    non_zero_address(token)               // cannot activate before setting token
    only_before_sale
    private {
    activated[_entity] = true;
  }

  // @notice Whether the needed accounts have activated the sale.
  // @return Is sale activated
  function isActivated() constant public returns (bool) {
    return activated[this] && activated[aragonDevMultisig] && activated[communityMultisig];
  }

  // @notice Get the price for a ANT token at any given block number
  // @param _blockNumber the block for which the price is requested
  // @return Number of wei-ANT for 1 wei
  // If sale isn't ongoing for that block, returns 0.
  function getPrice(uint _blockNumber) constant public returns (uint256) {
    if (_blockNumber < initialBlock || _blockNumber >= finalBlock) return 0;

    return priceForStage(stageForBlock(_blockNumber));
  }

  // @notice Get what the stage is for a given blockNumber
  // @param _blockNumber: Block number
  // @return The sale stage for that block. Stage is between 0 and (priceStages - 1)
  function stageForBlock(uint _blockNumber) constant internal returns (uint8) {
    uint blockN = safeSub(_blockNumber, initialBlock);
    uint totalBlocks = safeSub(finalBlock, initialBlock);

    return uint8(safeDiv(safeMul(priceStages, blockN), totalBlocks));
  }

  // @notice Get what the price is for a given stage
  // @param _stage: Stage number
  // @return Price in wei for that stage.
  // If sale stage doesn't exist, returns 0.
  function priceForStage(uint8 _stage) constant internal returns (uint256) {
    if (_stage >= priceStages) return 0;
    uint priceDifference = safeSub(initialPrice, finalPrice);
    uint stageDelta = safeDiv(priceDifference, uint(priceStages - 1));
    return safeSub(initialPrice, safeMul(uint256(_stage), stageDelta));
  }

  // @notice Aragon Dev needs to make initial token allocations for presale partners
  // This allocation has to be made before the sale is activated. Activating the sale means no more
  // arbitrary allocations are possible and expresses conformity.
  // @param _receiver: The receiver of the tokens
  // @param _amount: Amount of tokens allocated for receiver.
  function allocatePresaleTokens(address _receiver, uint _amount, uint64 cliffDate, uint64 vestingDate)
           only_before_sale_activation
           only_before_sale
           non_zero_address(_receiver)
           only(aragonDevMultisig)
           public {

    if (_amount > 10 ** 24) throw; // 1 million ANT. No presale partner will have more than this allocated. Prevent overflows.

    if (!token.generateTokens(address(this), _amount)) throw;
    token.grantVestedTokens(_receiver, _amount, uint64(now), cliffDate, vestingDate);

    NewPresaleAllocation(_receiver, _amount);
  }

/// @dev The fallback function is called when ether is sent to the contract, it
/// simply calls `doPayment()` with the address that sent the ether as the
/// `_owner`. Payable is a required solidity modifier for functions to receive
/// ether, without this modifier functions will throw if ether is sent to them

  function () public payable {
    return doPayment(msg.sender);
  }

/////////////////
// Controller interface
/////////////////

/// @notice `proxyPayment()` allows the caller to send ether to the Token directly and
/// have the tokens created in an address of their choosing
/// @param _owner The address that will hold the newly created tokens

  function proxyPayment(address _owner) payable public returns (bool) {
    doPayment(_owner);
    return true;
  }

/// @notice Notifies the controller about a transfer, for this sale all
///  transfers are allowed by default and no extra notifications are needed
/// @param _from The origin of the transfer
/// @param _to The destination of the transfer
/// @param _amount The amount of the transfer
/// @return False if the controller does not authorize the transfer
  function onTransfer(address _from, address _to, uint _amount) public returns (bool) {
    // Until the sale is finalized, only allows transfers originated by the sale contract.
    // When finalizeSale is called, this function will stop being called and will always be true.
    return _from == address(this);
  }

/// @notice Notifies the controller about an approval, for this sale all
///  approvals are allowed by default and no extra notifications are needed
/// @param _owner The address that calls `approve()`
/// @param _spender The spender in the `approve()` call
/// @param _amount The amount in the `approve()` call
/// @return False if the controller does not authorize the approval
  function onApprove(address _owner, address _spender, uint _amount) public returns (bool) {
    // No approve/transferFrom during the sale
    return false;
  }

/// @dev `doPayment()` is an internal function that sends the ether that this
///  contract receives to the aragonDevMultisig and creates tokens in the address of the
/// @param _owner The address that will hold the newly created tokens

  function doPayment(address _owner)
           only_during_sale_period
           only_sale_not_stopped
           only_sale_activated
           non_zero_address(_owner)
           minimum_value(dust)
           internal {

    if (totalCollected + msg.value > hardCap) throw; // If past hard cap, throw

    uint256 boughtTokens = safeMul(msg.value, getPrice(getBlockNumber())); // Calculate how many tokens bought

    if (!saleWallet.send(msg.value)) throw; // Send funds to multisig
    if (!token.generateTokens(_owner, boughtTokens)) throw; // Allocate tokens. This will fail after sale is finalized in case it is hidden cap finalized.

    totalCollected = safeAdd(totalCollected, msg.value); // Save total collected amount

    NewBuyer(_owner, boughtTokens, msg.value);
  }

  // @notice Function to stop sale for an emergency.
  // @dev Only Aragon Dev can do it after it has been activated.
  function emergencyStopSale()
           only_sale_activated
           only_sale_not_stopped
           only(aragonDevMultisig)
           public {

    saleStopped = true;
  }

  // @notice Function to restart stopped sale.
  // @dev Only Aragon Dev can do it after it has been disabled and sale is ongoing.
  function restartSale()
           only_during_sale_period
           only_sale_stopped
           only(aragonDevMultisig)
           public {

    saleStopped = false;
  }

  function revealCap(uint256 _cap, uint256 _cap_secure)
           only_during_sale_period
           only_sale_activated
           verify_cap(_cap, _cap_secure)
           public {

    if (_cap > hardCap) throw;

    hardCap = _cap;
    CapRevealed(_cap, _cap_secure, msg.sender);

    if (totalCollected + dust >= hardCap) {
      doFinalizeSale(_cap, _cap_secure);
    }
  }

  // @notice Finalizes sale generating the tokens for Aragon Dev.
  // @dev Transfers the token controller power to the ANPlaceholder.
  function finalizeSale(uint256 _cap, uint256 _cap_secure)
           only_after_sale
           only(aragonDevMultisig)
           public {

    doFinalizeSale(_cap, _cap_secure);
  }

  function doFinalizeSale(uint256 _cap, uint256 _cap_secure)
           verify_cap(_cap, _cap_secure)
           internal {
    // Doesn't check if saleStopped is false, because sale could end in a emergency stop.
    // This function cannot be successfully called twice, because it will top being the controller,
    // and the generateTokens call will fail if called again.

    // Aragon Dev owns 30% of the total number of emitted tokens at the end of the sale.
    uint256 aragonTokens = token.totalSupply() * 3 / 7;
    if (!token.generateTokens(aragonDevMultisig, aragonTokens)) throw;
    token.changeController(networkPlaceholder); // Sale loses token controller power in favor of network placeholder

    saleFinalized = true;  // Set stop is true which will enable network deployment
    saleStopped = true;
  }

  // @notice Deploy Aragon Network contract.
  // @param networkAddress: The address the network was deployed at.
  function deployNetwork(address networkAddress)
           only_finalized_sale
           non_zero_address(networkAddress)
           only(communityMultisig)
           public {

    networkPlaceholder.changeController(networkAddress);
  }

  function setAragonDevMultisig(address _newMultisig)
           non_zero_address(_newMultisig)
           only(aragonDevMultisig)
           public {

    aragonDevMultisig = _newMultisig;
  }

  function setCommunityMultisig(address _newMultisig)
           non_zero_address(_newMultisig)
           only(communityMultisig)
           public {

    communityMultisig = _newMultisig;
  }

  function getBlockNumber() constant internal returns (uint) {
    return block.number;
  }

  function computeCap(uint256 _cap, uint256 _cap_secure) constant public returns (bytes32) {
    return sha3(_cap, _cap_secure);
  }

  function isValidCap(uint256 _cap, uint256 _cap_secure) constant public returns (bool) {
    return computeCap(_cap, _cap_secure) == capCommitment;
  }

  modifier only(address x) {
    if (msg.sender != x) throw;
    _;
  }

  modifier verify_cap(uint256 _cap, uint256 _cap_secure) {
    if (!isValidCap(_cap, _cap_secure)) throw;
    _;
  }

  modifier only_before_sale {
    if (getBlockNumber() >= initialBlock) throw;
    _;
  }

  modifier only_during_sale_period {
    if (getBlockNumber() < initialBlock) throw;
    if (getBlockNumber() >= finalBlock) throw;
    _;
  }

  modifier only_after_sale {
    if (getBlockNumber() < finalBlock) throw;
    _;
  }

  modifier only_sale_stopped {
    if (!saleStopped) throw;
    _;
  }

  modifier only_sale_not_stopped {
    if (saleStopped) throw;
    _;
  }

  modifier only_before_sale_activation {
    if (isActivated()) throw;
    _;
  }

  modifier only_sale_activated {
    if (!isActivated()) throw;
    _;
  }

  modifier only_finalized_sale {
    if (getBlockNumber() < finalBlock) throw;
    if (!saleFinalized) throw;
    _;
  }

  modifier non_zero_address(address x) {
    if (x == 0) throw;
    _;
  }

  modifier minimum_value(uint256 x) {
    if (msg.value < x) throw;
    _;
  }
}

    Contract ABI  
[{"constant":true,"inputs":[],"name":"capCommitment","outputs":[{"name":"","type":"bytes32"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"initialPrice","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"finalBlock","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":false,"inputs":[],"name":"emergencyStopSale","outputs":[],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"initialBlock","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"communityMultisig","outputs":[{"name":"","type":"address"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"saleStopped","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_amount","type":"uint256"}],"name":"onTransfer","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"isActivated","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"priceStages","outputs":[{"name":"","type":"uint8"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_newMultisig","type":"address"}],"name":"setCommunityMultisig","outputs":[],"payable":false,"type":"function"},{"constant":false,"inputs":[],"name":"restartSale","outputs":[],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"","type":"address"}],"name":"activated","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"saleWallet","outputs":[{"name":"","type":"address"}],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"_cap","type":"uint256"},{"name":"_cap_secure","type":"uint256"}],"name":"isValidCap","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"networkAddress","type":"address"}],"name":"deployNetwork","outputs":[],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"saleFinalized","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"finalPrice","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_token","type":"address"},{"name":"_networkPlaceholder","type":"address"},{"name":"_saleWallet","type":"address"}],"name":"setANT","outputs":[],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_receiver","type":"address"},{"name":"_amount","type":"uint256"},{"name":"cliffDate","type":"uint64"},{"name":"vestingDate","type":"uint64"}],"name":"allocatePresaleTokens","outputs":[],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"_cap","type":"uint256"},{"name":"_cap_secure","type":"uint256"}],"name":"computeCap","outputs":[{"name":"","type":"bytes32"}],"payable":false,"type":"function"},{"constant":false,"inputs":[],"name":"activateSale","outputs":[],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"aragonDevMultisig","outputs":[{"name":"","type":"address"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_cap","type":"uint256"},{"name":"_cap_secure","type":"uint256"}],"name":"finalizeSale","outputs":[],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_newMultisig","type":"address"}],"name":"setAragonDevMultisig","outputs":[],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"},{"name":"_amount","type":"uint256"}],"name":"onApprove","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"networkPlaceholder","outputs":[{"name":"","type":"address"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"totalCollected","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_cap","type":"uint256"},{"name":"_cap_secure","type":"uint256"}],"name":"revealCap","outputs":[],"payable":false,"type":"function"},{"constant":true,"inputs":[{"name":"_blockNumber","type":"uint256"}],"name":"getPrice","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_owner","type":"address"}],"name":"proxyPayment","outputs":[{"name":"","type":"bool"}],"payable":true,"type":"function"},{"constant":true,"inputs":[],"name":"dust","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"hardCap","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"token","outputs":[{"name":"","type":"address"}],"payable":false,"type":"function"},{"inputs":[{"name":"_initialBlock","type":"uint256"},{"name":"_finalBlock","type":"uint256"},{"name":"_aragonDevMultisig","type":"address"},{"name":"_communityMultisig","type":"address"},{"name":"_initialPrice","type":"uint256"},{"name":"_finalPrice","type":"uint256"},{"name":"_priceStages","type":"uint8"},{"name":"_capCommitment","type":"bytes32"}],"payable":false,"type":"constructor"},{"payable":true,"type":"fallback"},{"anonymous":false,"inputs":[{"indexed":true,"name":"holder","type":"address"},{"indexed":false,"name":"antAmount","type":"uint256"}],"name":"NewPresaleAllocation","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"holder","type":"address"},{"indexed":false,"name":"antAmount","type":"uint256"},{"indexed":false,"name":"etherAmount","type":"uint256"}],"name":"NewBuyer","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"value","type":"uint256"},{"indexed":false,"name":"secret","type":"uint256"},{"indexed":false,"name":"revealer","type":"address"}],"name":"CapRevealed","type":"event"}]

  Contract Creation Code Switch To Opcodes View
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bzzr://172c7821a053791003daf7745dc0c0f165b0a816784157b705986b922cc631b4
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