Oraclize

// Submitted by EthereumHistory (ethereumhistory.com)
contract Oraclize {
    uint counter = 0;

    event Log1(bytes32 myid, uint timestamp, string datasource, string arg);
    event Log2(bytes32 myid, uint timestamp, string datasource, string arg1, string arg2);

    modifier costs(string datasource) {
        uint price = getPrice(datasource);
        if (msg.value > 0) balances[msg.sender] += msg.value;
        if (this.balance >= price) {
            balances[msg.sender] -= price;
            _
        }
    }

    function Oraclize() {
        owner = msg.sender;
    }

    function() {
        balances[msg.sender] = 11;
    }

    address public cb_address = 0x26588a9301b0428d95e6fc3a5024fce8bec12d51;
    mapping (address => uint) public balances;

    function getPrice(string datasource) returns (uint) {
        return 10;
    }

    function getBalance(address _addr) returns (uint) {
        return balances[_addr];
    }

    function withdraw() {
        msg.sender.send(balances[msg.sender]);
        balances[msg.sender] = 0;
    }

    function withdrawAll() {
        if (msg.sender == owner) owner.send(this.balance);
    }

    function query(uint timestamp, string datasource, string arg) costs(datasource) returns (bytes32 myid) {
        myid = sha3(now + counter);
        counter++;
        Log1(myid, timestamp, datasource, arg);
        return myid;
    }

    function query(uint timestamp, string datasource, string arg1, string arg2) costs(datasource) returns (bytes32 myid) {
        myid = sha3(now + counter);
        counter++;
        Log2(myid, timestamp, datasource, arg1, arg2);
        return myid;
    }

    address owner;
}