isAddressLocked function

/// @notice Checks if an address is 'locked' due to any present unresolved votes
function isAddressLocked(address _storageContract, address userAddress) 
constant returns (bool) {
    var zeroPollCloseTimeNext = EternalStorage(_storageContract)
    .getUIntValue(sha3("Voting", userAddress, uint256(0), "nextTimestamp"));
    // The list is empty, no unrevealed votes for this address
    if (zeroPollCloseTimeNext == 0){
      return false;
    }

    // The poll is still open for voting and tokens transfer
    if (now < zeroPollCloseTimeNext){
      return false;
    }
    else {
      // The poll is closed for voting and is in the reveal period, during which all voters' tokens are locked until reveal
      // Note: even after the poll is resolved, tokens remain locked until reveal
      return true;
    }
  }