Contract

Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

Outline

•  contract ERC20
•    - function balanceOf(address who)
•    - function allowance(address owner, add ...
•    - function transfer(address to, uint va ...
•    - function transferFrom(address from, a ...
•    - function approve(address spender, uin ...
•    - function mintToken(address to, uint25 ...
•    - function changeTransfer(bool allowed)
•  contract Sale *
•    - function Sale(address _wallet)
•    - function setup(address token_address)
•    - function closeSale()
•    - function ()
•    - function contribute()
•    - function updateRate(uint256 rate)
•    - function changeCreator(address _creat ...
•    - function changeTransferStats(bool _al ...

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/**
 *Submitted for verification at Etherscan.io on 2018-09-06
*/

pragma solidity ^0.4.21;

/*

  BASIC ERC20 Sale Contract
  
  Create this Sale contract first! 
  
     Sale(address ethwallet)   // this will send the received ETH funds to this address


  @author Hunter Long
  @repo https://github.com/hunterlong/ethereum-ico-contract

*/


contract ERC20 {
  uint public totalSupply;
  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);
  function mintToken(address to, uint256 value) returns (uint256);
  function changeTransfer(bool allowed);
}


contract Sale {

    uint256 public maxMintable;
    uint256 public totalMinted;
    uint public exchangeRate;
    bool public isFunding;
    ERC20 public Token;
    address public ETHWallet;

    bool private configSet;
    address public creator;

    event Contribution(address from, uint256 amount);

    function Sale(address _wallet) {
        maxMintable = 10000000000000000000000000000; 
        ETHWallet = _wallet;
        isFunding = true;
        creator = msg.sender;
        exchangeRate = 25000;
    }

    // setup function to be ran only 1 time
    // setup token address
    function setup(address token_address) {
        require(!configSet);
        Token = ERC20(token_address);
        configSet = true;
    }

    function closeSale() external {
      require(msg.sender==creator);
      isFunding = false;
    }
    
    function () payable {
        this.contribute();
    }

    // CONTRIBUTE FUNCTION
    // converts ETH to TOKEN and sends new TOKEN to the sender
    function contribute() external payable {
        require(msg.value>0);
        require(isFunding);
        uint256 amount = msg.value * exchangeRate;
        uint256 total = totalMinted + amount;
        require(total<=maxMintable);
        totalMinted += amount;
        ETHWallet.transfer(msg.value);
        Token.mintToken(msg.sender, amount);
        Contribution(msg.sender, amount);
    }

    // update the ETH/COIN rate
    function updateRate(uint256 rate) external {
        require(msg.sender==creator);
        require(isFunding);
        exchangeRate = rate;
    }

    // change creator address
    function changeCreator(address _creator) external {
        require(msg.sender==creator);
        creator = _creator;
    }

    // change transfer status for ERC20 token
    function changeTransferStats(bool _allowed) external {
        require(msg.sender==creator);
        Token.changeTransfer(_allowed);
    }

}

• No Contract Security Audit Submitted- Submit Audit Here

[{"constant":true,"inputs":[],"name":"creator","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"isFunding","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"ETHWallet","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"maxMintable","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"exchangeRate","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"token_address","type":"address"}],"name":"setup","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"rate","type":"uint256"}],"name":"updateRate","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_creator","type":"address"}],"name":"changeCreator","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalMinted","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_allowed","type":"bool"}],"name":"changeTransferStats","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"Token","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[],"name":"contribute","outputs":[],"payable":true,"stateMutability":"payable","type":"function"},{"constant":false,"inputs":[],"name":"closeSale","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"inputs":[{"name":"_wallet","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"payable":true,"stateMutability":"payable","type":"fallback"},{"anonymous":false,"inputs":[{"indexed":false,"name":"from","type":"address"},{"indexed":false,"name":"amount","type":"uint256"}],"name":"Contribution","type":"event"}]

608060405234801561001057600080fd5b50604051602080610b10833981018060405281019080805190602001909291905050506b204fce5e3e2502611000000060008190555080600460006101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff1602179055506001600360006101000a81548160ff02191690831515021790555033600560006101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff1602179055506161a860028190555050610a14806100fc6000396000f3006080604052600436106100c5576000357c0100000000000000000000000000000000000000000000000000000000900463ffffffff16806302d05d3f1461014357806313b531531461019a5780631a30ec13146101c95780632154dc39146102205780633ba0b9a91461024b57806366d382031461027657806369ea1771146102b957806374580e2f146102e6578063a2309ff814610329578063b602a91714610354578063c241267614610383578063d7bb99ba146103da578063ee55efee146103e4575b3073ffffffffffffffffffffffffffffffffffffffff1663d7bb99ba6040518163ffffffff167c0100000000000000000000000000000000000000000000000000000000028152600401600060405180830381600087803b15801561012957600080fd5b505af115801561013d573d6000803e3d6000fd5b50505050005b34801561014f57600080fd5b506101586103fb565b604051808273ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200191505060405180910390f35b3480156101a657600080fd5b506101af610421565b604051808215151515815260200191505060405180910390f35b3480156101d557600080fd5b506101de610434565b604051808273ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200191505060405180910390f35b34801561022c57600080fd5b5061023561045a565b6040518082815260200191505060405180910390f35b34801561025757600080fd5b50610260610460565b6040518082815260200191505060405180910390f35b34801561028257600080fd5b506102b7600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190505050610466565b005b3480156102c557600080fd5b506102e4600480360381019080803590602001909291905050506104e1565b005b3480156102f257600080fd5b50610327600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190505050610562565b005b34801561033557600080fd5b5061033e610602565b6040518082815260200191505060405180910390f35b34801561036057600080fd5b50610381600480360381019080803515159060200190929190505050610608565b005b34801561038f57600080fd5b50610398610714565b604051808273ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200191505060405180910390f35b6103e261073a565b005b3480156103f057600080fd5b506103f961096f565b005b600560009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1681565b600360009054906101000a900460ff1681565b600460009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1681565b60005481565b60025481565b600460149054906101000a900460ff1615151561048257600080fd5b80600360016101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff1602179055506001600460146101000a81548160ff02191690831515021790555050565b600560009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff1614151561053d57600080fd5b600360009054906101000a900460ff16151561055857600080fd5b8060028190555050565b600560009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff161415156105be57600080fd5b80600560006101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff16021790555050565b60015481565b600560009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff1614151561066457600080fd5b600360019054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff166309010e53826040518263ffffffff167c01000000000000000000000000000000000000000000000000000000000281526004018082151515158152602001915050600060405180830381600087803b1580156106f957600080fd5b505af115801561070d573d6000803e3d6000fd5b5050505050565b600360019054906101000a900473ffffffffffffffffffffffffffffffffffffffff1681565b60008060003411151561074c57600080fd5b600360009054906101000a900460ff16151561076757600080fd5b6002543402915081600154019050600054811115151561078657600080fd5b81600160008282540192505081905550600460009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff166108fc349081150290604051600060405180830381858888f193505050501580156107fe573d6000803e3d6000fd5b50600360019054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff166379c6506833846040518363ffffffff167c0100000000000000000000000000000000000000000000000000000000028152600401808373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200182815260200192505050602060405180830381600087803b1580156108c457600080fd5b505af11580156108d8573d6000803e3d6000fd5b505050506040513d60208110156108ee57600080fd5b8101908080519060200190929190505050507f4d154d4aae216bed6d0926db77c00df2b57c6b5ba4eee05775de20facede3a7b3383604051808373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020018281526020019250505060405180910390a15050565b600560009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff161415156109cb57600080fd5b6000600360006101000a81548160ff0219169083151502179055505600a165627a7a72305820a2410ecca36dfcba6073c15a131eef3ba7fc8841329ffd7c1a3b6d74d2d337760029000000000000000000000000429a97147be1db6f260da0bbd348fc8cca1668d8

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

000000000000000000000000429a97147be1db6f260da0bbd348fc8cca1668d8

-----Decoded View---------------
Arg [0] : _wallet (address): 0x429A97147bE1db6F260da0Bbd348fC8cca1668D8

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000429a97147be1db6f260da0bbd348fc8cca1668d8

bzzr://a2410ecca36dfcba6073c15a131eef3ba7fc8841329ffd7c1a3b6d74d2d33776