Topic: [ANN][ETHASH][PoW] Aura - Smart Contract Ledger & YouStock - Tokenized Selfhood - page 15. (Read 31244 times)

pragma solidity ^0.4.11;
 
contract Token {
    string public symbol = "";
    string public name = "";
    uint8 public constant decimals = 18;
    uint256 _totalSupply = 0;
    address owner = 0;
    bool setupDone = false;

    event Transfer(address indexed _from, address indexed _to, uint256 _value);
    event Approval(address indexed _owner, address indexed _spender, uint256 _value);
 
    mapping(address => uint256) balances;
 
    mapping(address => mapping (address => uint256)) allowed;
 
    function Token(address adr) {
owner = adr;        
    }

function SetupToken(string tokenName, string tokenSymbol, uint256 tokenSupply)
{
if (msg.sender == owner && setupDone == false)
{
symbol = tokenSymbol;
name = tokenName;
_totalSupply = tokenSupply * 1000000000000000000;
balances[owner] = _totalSupply;
setupDone = true;
}
}
 
    function totalSupply() constant returns (uint256 totalSupply) {        
return _totalSupply;
    }
 
    function balanceOf(address _owner) constant returns (uint256 balance) {
        return balances[_owner];
    }
 
    function transfer(address _to, uint256 _amount) returns (bool success) {
        if (balances[msg.sender] >= _amount
            && _amount > 0
            && balances[_to] + _amount > balances[_to]) {
            balances[msg.sender] -= _amount;
            balances[_to] += _amount;
            Transfer(msg.sender, _to, _amount);
            return true;
        } else {
            return false;
        }
    }
 
    function transferFrom(
        address _from,
        address _to,
        uint256 _amount
    ) returns (bool success) {
        if (balances[_from] >= _amount
            && allowed[_from][msg.sender] >= _amount
            && _amount > 0
            && balances[_to] + _amount > balances[_to]) {
            balances[_from] -= _amount;
            allowed[_from][msg.sender] -= _amount;
            balances[_to] += _amount;
            Transfer(_from, _to, _amount);
            return true;
        } else {
            return false;
        }
    }
 
    function approve(address _spender, uint256 _amount) returns (bool success) {
        allowed[msg.sender][_spender] = _amount;
        Approval(msg.sender, _spender, _amount);
        return true;
    }
 
    function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
        return allowed[_owner][_spender];
    }
}

[{"constant":true,"inputs":[],"name":"name","outputs":

[{"name":"","type":"string"}],"payable":false,"type":"function"},{"constant":false,"inputs":

[{"name":"_spender","type":"address"},{"name":"_amount","type":"uint256"}],"name":"approve","outputs":

[{"name":"success","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":

[],"name":"totalSupply","outputs":[{"name":"totalSupply","type":"uint256"}],"payable":false,"type":"function"},

{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},

{"name":"_amount","type":"uint256"}],"name":"transferFrom","outputs":

[{"name":"success","type":"bool"}],"payable":false,"type":"function"},{"constant":true,"inputs":

[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"payable":false,"type":"function"},

{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"balanceOf","outputs":

[{"name":"balance","type":"uint256"}],"payable":false,"type":"function"},{"constant":true,"inputs":

[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"type":"function"},

{"constant":false,"inputs":[{"name":"_to","type":"address"},

{"name":"_amount","type":"uint256"}],"name":"transfer","outputs":

[{"name":"success","type":"bool"}],"payable":false,"type":"function"},{"constant":false,"inputs":

[{"name":"tokenName","type":"string"},{"name":"tokenSymbol","type":"string"},

{"name":"tokenSupply","type":"uint256"}],"name":"SetupToken","outputs":[],"payable":false,"type":"function"},

{"constant":true,"inputs":[{"name":"_owner","type":"address"},

{"name":"_spender","type":"address"}],"name":"allowance","outputs":

[{"name":"remaining","type":"uint256"}],"payable":false,"type":"function"},{"inputs":

[{"name":"adr","type":"address"}],"payable":false,"type":"constructor"},{"anonymous":false,"inputs":

[{"indexed":true,"name":"_from","type":"address"},{"indexed":true,"name":"_to","type":"address"},

{"indexed":false,"name":"_value","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":

[{"indexed":true,"name":"_owner","type":"address"},{"indexed":true,"name":"_spender","type":"address"},

{"indexed":false,"name":"_value","type":"uint256"}],"name":"Approval","type":"event"}]