PayPie

0xc42209accc14029c1012fb5680d95fbd6036e2a0

transferOwnership keyboard_arrow_up

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

kill keyboard_arrow_up

    function kill() public {
        if (msg.sender == owner) 
            selfdestruct(owner);
    }

balanceOf keyboard_arrow_up

    function balanceOf(address _owner) public view returns(uint balance) {
        return balances[_owner];
    }

allowance keyboard_arrow_up

    function allowance(address _owner, address _spender) public view returns(uint remaining) {
        return allowed[_owner][_spender];
    }

transfer keyboard_arrow_up

    function transfer(address _to, uint _value) public onlyUnlocked returns(bool) {
        balances[msg.sender] = safeSub(balances[msg.sender], _value);
        balances[_to] = safeAdd(balances[_to], _value);
        Transfer(msg.sender, _to, _value);
        return true;
    }

transferFrom keyboard_arrow_up

    function transferFrom(address from, address to, uint value) public returns(bool ok);

approve keyboard_arrow_up

    function approve(address _spender, uint _value) public returns(bool) {
        allowed[msg.sender][_spender] = _value;
        Approval(msg.sender, _spender, _value);
        return true;
    }

unlock keyboard_arrow_up

    function unlock() public onlyAuthorized {
        locked = false;
    }

lock keyboard_arrow_up

    function lock() public onlyAuthorized {
        locked = true;
    }

burn keyboard_arrow_up

    function burn( address _member, uint256 _value) public onlyAuthorized returns(bool) {
        balances[_member] = safeSub(balances[_member], _value);
        totalSupply = safeSub(totalSupply, _value);
        Transfer(_member, 0x0, _value);
        return true;
    }

transferFrom keyboard_arrow_up

    function transferFrom(address _from, address _to, uint256 _value) public onlyUnlocked returns(bool success) {
        require(_to != address(0));
        require (balances[_from] >= _value); // Check if the sender has enough                            
        require (_value <= allowed[_from][msg.sender]); // Check if allowed is greater or equal        
        balances[_from] = safeSub(balances[_from], _value); // Subtract from the sender
        balances[_to] = safeAdd(balances[_to],_value); // Add the same to the recipient
        allowed[_from][msg.sender] = safeSub(allowed[_from][msg.sender],_value);  // decrease allowed amount
        Transfer(_from, _to, _value);
        return true;
    }

increaseApproval keyboard_arrow_up

  function increaseApproval (address _spender, uint _addedValue) public returns (bool success) {
    allowed[msg.sender][_spender] = safeAdd(allowed[msg.sender][_spender], _addedValue);
    Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
    return true;
  }

decreaseApproval keyboard_arrow_up

  function decreaseApproval (address _spender, uint _subtractedValue) public returns (bool success) {
    uint oldValue = allowed[msg.sender][_spender];
    if (_subtractedValue > oldValue) {
      allowed[msg.sender][_spender] = 0;
    } else {
      allowed[msg.sender][_spender] = safeSub(oldValue, _subtractedValue);
    }
    Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
    return true;
  }