Hubiits

0xdd6c68bb32462e01705011a4e2ad1a60740f217f Copy

ERC20

This contract is an ERC20 token.

Name Hubiits

Symbol HBT

Decimals 15

Total Supply 31,801,784 HBT

About

Hubii Network (HBT) is a cryptocurrency and operates on the Ethereum platform. Hubii Network has a current supply of 31,801,783.65982096 with 0 in circulation. The last known price of Hubii Network is 1.6323106 USD and is up 24.33 over the last 24 hours. It is currently trading on 1 active market(s) with $3,829.09 traded over the last 24 hours. More information can be found at https://www.hubii.com/.

Stats

Public Functions 20

Event Types 7

Code Size 20,531 bytes

Events (7)

Approval Event

Parameters

owner	address
spender	address
value	uint

Minted Event

Parameters

receiver	address
amount	uint

MintingAgentChanged Event

Parameters

addr	address
state	bool

Transfer Event

Parameters

from	address
to	address
value	uint

UpdatedTokenInformation Event

Parameters

newName	string
newSymbol	string

Upgrade Event

Parameters

_from	address
_to	address
_value	uint

UpgradeAgentSet Event

Parameters

agent

address

State Variables (15)

name Variable

string

symbol Variable

string

releaseAgent Variable

address

released Variable

bool

totalSupply Variable

uint

owner Variable

address

mintingFinished Variable

bool

upgradeMaster Variable

address

upgradeAgent Variable

address

totalUpgraded Variable

uint

decimals Variable

uint8

transferAgents Variable

mapping(address => bool)

mintAgents Variable

mapping(address => bool)

allowed Variable

mapping(address => mapping(address => uint))

Internal Variable

balances Variable

mapping(address => uint)

Internal Variable

Functions Expand All Collapse All

balanceOf

Parameters

Name	Type
_owner	address

Properties

Visibility public

Mutability constant

Source Code

function balanceOf(address _owner) public constant returns (uint256 balance) {
  return balances[_owner];
}

transfer

Parameters

Name	Type
_to	address
_value	uint

Properties

Visibility public

Mutability transaction

Modifiers

canTransfer checks for the following:

One or more of the following: -released must be true

Source Code

function transfer(address _to, uint256 _value)
  public
  canTransfer(msg.sender)
  returns (bool success)
{
  // Call StandardToken.transfer()
  return super.transfer(_to, _value);
}

allowance

Parameters

Name	Type
_owner	address
_spender	address

Properties

Visibility public

Mutability constant

Source Code

function allowance(address _owner, address _spender)
  public
  constant
  returns (uint256 remaining)
{
  return allowed[_owner][_spender];
}

transferFrom

Parameters

Name	Type
_from	address
_to	address
_value	uint

Properties

Visibility public

Mutability transaction

Modifiers

canTransfer checks for the following:

One or more of the following: -released must be true

Source Code

function transferFrom(
  address _from,
  address _to,
  uint256 _value
) public canTransfer(_from) returns (bool success) {
  // Call StandardToken.transferForm()
  return super.transferFrom(_from, _to, _value);
}

approve

Parameters

Name	Type
_spender	address
_value	uint

Properties

Visibility public

Mutability transaction

Requirements

One or more of the following: - allowed for the sender's address for _spender must be equal to 0 - OR _value must be equal to 0

Source Code

function approve(address _spender, uint256 _value)
  public
  returns (bool success)
{
  // To change the approve amount you first have to reduce the addresses'
  //  allowance to zero by calling `approve(_spender, 0)` if it is not
  //  already 0 to mitigate the race condition described here:
  //  https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
  require(_value == 0 || allowed[msg.sender][_spender] == 0);

  allowed[msg.sender][_spender] = _value;
  Approval(msg.sender, _spender, _value);
  return true;
}

isToken

Parameters

This function has no parameters.

Properties

Visibility public

Mutability constant

Source Code

function isToken() public constant returns (bool weAre) {
  return true;
}

addApproval

Parameters

Name	Type
_spender	address
_addedValue	uint

Properties

Visibility public

Mutability transaction

Source Code

function addApproval(address _spender, uint256 _addedValue)
  public
  returns (bool success)
{
  uint256 oldValue = allowed[msg.sender][_spender];
  allowed[msg.sender][_spender] = oldValue.add(_addedValue);
  Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
  return true;
}

subApproval

Parameters

Name	Type
_spender	address
_subtractedValue	uint

Properties

Visibility public

Mutability transaction

Source Code

function subApproval(address _spender, uint256 _subtractedValue)
  public
  returns (bool success)
{
  uint256 oldVal = allowed[msg.sender][_spender];

  if (_subtractedValue > oldVal) {
    allowed[msg.sender][_spender] = 0;
  } else {
    allowed[msg.sender][_spender] = oldVal.sub(_subtractedValue);
  }
  Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
  return true;
}

upgrade

Parameters

Name	Type
value	uint

Properties

Visibility public

Mutability transaction

Requirements

One or more of the following: - state must be equal to UpgradeState.Upgrading - OR state must be equal to UpgradeState.ReadyToUpgrade

value must not be equal to 0

Source Code

function upgrade(uint256 value) public {
  UpgradeState state = getUpgradeState();
  // Ensure it's not called in a bad state
  require(
    state == UpgradeState.ReadyToUpgrade || state == UpgradeState.Upgrading
  );

  // Validate input value.
  require(value != 0);

  balances[msg.sender] = balances[msg.sender].sub(value);

  // Take tokens out from circulation
  totalSupply = totalSupply.sub(value);
  totalUpgraded = totalUpgraded.add(value);

  // Upgrade agent reissues the tokens
  upgradeAgent.upgradeFrom(msg.sender, value);
  Upgrade(msg.sender, upgradeAgent, value);
}

setUpgradeAgent

Parameters

Name	Type
agent	address

Properties

Visibility public

Mutability transaction

Requirements

null

agent must not be equal to 0x0

upgradeMaster must be equal to the sender's address

the result of calling getUpgradeState must not be equal to UpgradeState.Upgrading

totalSupply must be equal to UNKNOWN VALUE

Source Code

function setUpgradeAgent(address agent) external {
  // Check whether the token is in a state that we could think of upgrading
  require(canUpgrade());

  require(agent != 0x0);
  // Only a master can designate the next agent
  require(msg.sender == upgradeMaster);
  // Upgrade has already begun for an agent
  require(getUpgradeState() != UpgradeState.Upgrading);

  upgradeAgent = UpgradeAgent(agent);

  // Bad interface
  require(upgradeAgent.isUpgradeAgent());
  // Make sure that token supplies match in source and target
  require(upgradeAgent.originalSupply() == totalSupply);

  UpgradeAgentSet(upgradeAgent);
}

getUpgradeState

Parameters

This function has no parameters.

Properties

Visibility public

Mutability constant

Source Code

function getUpgradeState() public constant returns (UpgradeState) {
  if (!canUpgrade()) return UpgradeState.NotAllowed;
  else if (address(upgradeAgent) == 0x00) return UpgradeState.WaitingForAgent;
  else if (totalUpgraded == 0) return UpgradeState.ReadyToUpgrade;
  else return UpgradeState.Upgrading;
}

changeUpgradeMaster

Parameters

Name	Type
new_master	address

Properties

Visibility public

Mutability transaction

Requirements

upgradeMaster must be equal to the sender's address

new_master must not be equal to 0x0

Source Code

function changeUpgradeMaster(address new_master) public {
  require(msg.sender == upgradeMaster);
  setUpgradeMaster(new_master);
}

canUpgrade

Parameters

This function has no parameters.

Properties

Visibility public

Mutability constant

Source Code

function canUpgrade() public constant returns (bool) {
  return released && super.canUpgrade();
}

transferOwnership

Parameters

Name	Type
newOwner	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Requirements

newOwner must not be equal to UNKNOWN VALUE

Source Code

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

mint

Parameters

Name	Type
receiver	address
amount	uint

Properties

Visibility public

Mutability transaction

Modifiers

onlyMintAgent checks for the following:

Source Code

function mint(address receiver, uint256 amount) public onlyMintAgent {
  mintInternal(receiver, amount);
}

setMintAgent

Parameters

Name	Type
addr	address
state	bool

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

canMint checks for the following:

mintingFinished must not be true

Source Code

function setMintAgent(address addr, bool state) public onlyOwner canMint {
  mintAgents[addr] = state;
  MintingAgentChanged(addr, state);
}

setReleaseAgent

Parameters

Name	Type
addr	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

inReleaseState checks for the following:

released must be equal to false

Source Code

function setReleaseAgent(address addr) public onlyOwner inReleaseState(false) {
  // We don't do interface check here as we might want to have a normal wallet address to act as a release agent.
  releaseAgent = addr;
}

setTransferAgent

Parameters

Name	Type
addr	address
state	bool

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

inReleaseState checks for the following:

released must be equal to false

Source Code

function setTransferAgent(address addr, bool state)
  public
  onlyOwner
  inReleaseState(false)
{
  transferAgents[addr] = state;
}

releaseTokenTransfer

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Modifiers

onlyReleaseAgent checks for the following:

releaseAgent must be equal to the sender's address

Source Code

function releaseTokenTransfer() public onlyReleaseAgent {
  mintingFinished = true;
  super.releaseTokenTransfer();
}

setTokenInformation

Parameters

Name	Type
_name	string
_symbol	string

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Source Code

function setTokenInformation(string _name, string _symbol) onlyOwner {
  name = _name;
  symbol = _symbol;

  UpdatedTokenInformation(name, symbol);
}

Internal Functions Expand All Collapse All

Internal functions are parts of the contract that can't be used directly, but instead are used by the public functions listed above.

internal MintableToken.MintableToken

Parameters

Name	Type
_initialSupply	uint
_multisig	address
_mintable	bool

Properties

Visibility internal

Mutability transaction

Requirements

_multisig must not be equal to UNKNOWN VALUE

One or more of the following: - _initialSupply must not be equal to 0 - OR_mintable must be true

Source Code

function MintableToken(
  uint256 _initialSupply,
  address _multisig,
  bool _mintable
) internal {
  require(_multisig != address(0));
  // Cannot create a token without supply and no minting
  require(_mintable || _initialSupply != 0);
  // Create initially all balance on the team multisig
  if (_initialSupply > 0) mintInternal(_multisig, _initialSupply);
  // No more new supply allowed after the token creation
  mintingFinished = !_mintable;
}

internal MintableToken.mintInternal

Parameters

Name	Type
receiver	address
amount	uint

Properties

Visibility private

Mutability transaction

Modifiers

canMint checks for the following:

mintingFinished must not be true

Source Code

function mintInternal(address receiver, uint256 amount) private canMint {
  totalSupply = totalSupply.add(amount);
  balances[receiver] = balances[receiver].add(amount);

  // Removed because this may be confused with anonymous transfers in the upcoming fork.
  // This will make the mint transaction appear in EtherScan.io
  // We can remove this after there is a standardized minting event
  // Transfer(0, receiver, amount);

  Minted(receiver, amount);
}

internal UpgradeableToken.setUpgradeMaster

Parameters

Name	Type
new_master	address

Properties

Visibility private

Mutability transaction

Requirements

new_master must not be equal to 0x0

Source Code

function setUpgradeMaster(address new_master) private {
  require(new_master != 0x0);
  upgradeMaster = new_master;
}

Hubiits

ERC20

About link description

Stats

Events (7) keyboard_arrow_up

Approval Event

Parameters help Event parameters list the data that an event contains.

Minted Event

Parameters help Event parameters list the data that an event contains.

MintingAgentChanged Event

Parameters help Event parameters list the data that an event contains.

Transfer Event

Parameters help Event parameters list the data that an event contains.

UpdatedTokenInformation Event

Parameters help Event parameters list the data that an event contains.

Upgrade Event

Parameters help Event parameters list the data that an event contains.

UpgradeAgentSet Event

Parameters help Event parameters list the data that an event contains.

State Variables (15) keyboard_arrow_up

name Variable

symbol Variable

releaseAgent Variable

released Variable

totalSupply Variable

owner Variable

mintingFinished Variable

upgradeMaster Variable

upgradeAgent Variable

totalUpgraded Variable

decimals Variable

transferAgents Variable

mintAgents Variable

allowed Variable

balances Variable

Functions Expand All Collapse All

balanceOf keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Source Code

transfer keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Modifiers help Modifiers are additions to a function that typically make various checks before the function is run.

canTransfer checks for the following:

Source Code

allowance keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Source Code

transferFrom keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Modifiers help Modifiers are additions to a function that typically make various checks before the function is run.

canTransfer checks for the following:

Source Code

approve keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Requirements help Requirements are checks that the function makes when it runs, and give you insight on what conditions are required for the function to succeed.

Source Code

isToken keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Source Code

addApproval keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Source Code

subApproval keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Source Code

upgrade keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Requirements help Requirements are checks that the function makes when it runs, and give you insight on what conditions are required for the function to succeed.

Source Code

setUpgradeAgent keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

About

Events (7)

Parameters

Parameters

Parameters

Parameters

Parameters

Parameters

Parameters

State Variables (15)

balanceOf

Parameters

transfer

Parameters

Modifiers

allowance

Parameters

transferFrom

Parameters

Modifiers

approve

Parameters

Requirements

isToken

Parameters

addApproval

Parameters

subApproval

Parameters

upgrade

Parameters

Requirements

setUpgradeAgent

Parameters

Requirements

getUpgradeState

Parameters

changeUpgradeMaster

Parameters

Requirements

canUpgrade

Parameters

transferOwnership

Parameters

Modifiers

Requirements

mint

Parameters

Modifiers

setMintAgent

Parameters

Modifiers

setReleaseAgent

Parameters

Modifiers

setTransferAgent

Parameters

Modifiers

releaseTokenTransfer

Parameters

Modifiers

setTokenInformation

Parameters

Modifiers

internal MintableToken.MintableToken

Parameters

Requirements

internal MintableToken.mintInternal