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Check if tokens are transaferable on approve

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This commit is contained in:
Jorge Izquierdo
2017-03-06 11:02:57 +01:00
parent 5e50090da0
commit 23703280ee
1 changed files with 13 additions and 8 deletions
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21
contracts/token/VestedToken.sol
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@ -15,6 +15,19 @@ contract VestedToken is StandardToken {
mapping (address => TokenGrant[]) public grants;
modifier canTransfer(uint _value) {
if (_value > transferableTokens(msg.sender, uint64(now))) throw;
_;
}
function transfer(address _to, uint _value) canTransfer(_value) returns (bool success) {
return super.transfer(_to, _value);
}
function approve(address _spender, uint _value) canTransfer(_value) returns (bool success) {
return super.approve(_spender, _value);
}
function grantVestedTokens(
address _to,
uint256 _value,
@ -126,12 +139,4 @@ contract VestedToken is StandardToken {
return safeSub(balances[holder], nonVested);
}
function transfer(address _to, uint _value) returns (bool success) {
if (_value > transferableTokens(msg.sender, uint64(now))) {
throw;
}
return super.transfer(_to, _value);
}
}