Contract

0xe9f84636F69aDC9dbDcAE9E46a05aA316eaC251e

Source Code

Overview

ETH Balance

0 ETH

Eth Value

$0.00

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ContractCreator

0x6958C3FD...Cf2A8d561 at txn 0x3c250fc43968b415f0b6079d5311cec5d5e3571b5a356e7b2c7d1003f56b19bf

Multichain Info

$0 (Multichain Portfolio)

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Latest 2 from a total of 2 transactions

	Transaction Hash	Method	Block		From		To
	0x0896ba2009563a16d0ca9daae8adc403fb2ea3a5084b5e04b071a3bbd573df0e	Transfer Ownersh...	Transfer Ownersh...	6182951	2018-08-20 18:51:35	2415 days ago	1534791095	0x6958C3FD...Cf2A8d561	IN	0xe9f84636...16eaC251e	0 ETH$0.00	0.00028743	10
	0xed7cfe782392bedc6ec3414f8474ac265ff6adc8cfe5a3b024c3fe8b02896b98	Transfertoken Co...	Transfertoken Co...	6113686	2018-08-09 1:37:50	2426 days ago	1533778670	0x6958C3FD...Cf2A8d561	IN	0xe9f84636...16eaC251e	0 ETH$0.00	0.00209731	48

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Contract Source Code Verified (Exact Match)

Contract Name:

DataContract

Compiler Version

v0.4.24+commit.e67f0147

Optimization Enabled:

Yes with 200 runs

Other Settings:

default evmVersion

Contract Source Code (Solidity)

IDE

/**
 *Submitted for verification at Etherscan.io on 2018-08-10
*/

pragma solidity ^0.4.20;

contract owned {
    address public owner;
    address public tokenContract;
    constructor() public{
        owner = msg.sender;
    }

    modifier onlyOwner {
        require(msg.sender == owner);
        _;
    }

    modifier onlyOwnerAndtokenContract {
        require(msg.sender == owner || msg.sender == tokenContract);
        _;
    }


    function transferOwnership(address newOwner) onlyOwner public {
        if (newOwner != address(0)) {
            owner = newOwner;
        }
    }
    
    function transfertokenContract(address newOwner) onlyOwner public {
        if (newOwner != address(0)) {
            tokenContract = newOwner;
        }
    }
}

contract DataContract is owned {
    struct Good {
        bytes32 preset;
        uint price;
        uint decision;
        uint time;
    }

    mapping (bytes32 => Good) public goods;

    function setGood(bytes32 _preset, uint _price,uint _decision) onlyOwnerAndtokenContract external {
        goods[_preset] = Good({preset: _preset, price: _price, decision:_decision, time: now});
    }

    function getGoodPreset(bytes32 _preset) view public returns (bytes32) {
        return goods[_preset].preset;
    }
    function getGoodDecision(bytes32 _preset) view public returns (uint) {
        return goods[_preset].decision;
    }
    function getGoodPrice(bytes32 _preset) view public returns (uint) {
        return goods[_preset].price;
    }
}


contract Token is owned {

    DataContract DC;

    constructor(address _dataContractAddr) public{
        DC = DataContract(_dataContractAddr);
    }

    event Decision(uint decision,bytes32 preset);

    function postGood(bytes32 _preset, uint _price) onlyOwner public {
        require(DC.getGoodPreset(_preset) == "");
        uint _decision = uint(keccak256(keccak256(blockhash(block.number),_preset),now))%(_price);
        DC.setGood(_preset, _price, _decision);
        Decision(_decision, _preset);
    }
}

Contract Security Audit

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Contract ABI

API

[{"constant":true,"inputs":[],"name":"tokenContract","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"_preset","type":"bytes32"}],"name":"getGoodPreset","outputs":[{"name":"","type":"bytes32"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"owner","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"","type":"bytes32"}],"name":"goods","outputs":[{"name":"preset","type":"bytes32"},{"name":"price","type":"uint256"},{"name":"decision","type":"uint256"},{"name":"time","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"_preset","type":"bytes32"}],"name":"getGoodPrice","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"newOwner","type":"address"}],"name":"transfertokenContract","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_preset","type":"bytes32"}],"name":"getGoodDecision","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_preset","type":"bytes32"},{"name":"_price","type":"uint256"},{"name":"_decision","type":"uint256"}],"name":"setGood","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"}]

Contract Creation Code

Decompile Bytecode Switch to Opcodes View

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

Deployed Bytecode

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

Swarm Source

bzzr://395e6d3d923c5bfbf213d362a85dd923f10c3364c929caa4d5a581830e07ae60

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