Lunyr Token

0xfa05a73ffe78ef8f1a739473e462c54bae6567d9 Copy

ERC20

This contract is an ERC20 token.

Name Lunyr Token

Symbol LUN

Decimals 18

Total Supply 2,703,356 LUN

About

Lunyr (LUN) is a cryptocurrency and operates on the Ethereum platform. Lunyr has a current supply of 2,703,356.07853158 with 2,297,853.07853158 in circulation. The last known price of Lunyr is 0.18352348 USD and is up 1.06 over the last 24 hours. It is currently trading on 8 active market(s) with $1,187.39 traded over the last 24 hours. More information can be found at https://lunyr.com/.

Stats

Public Functions 16

Event Types 6

Code Size 28,086 bytes

Events (6)

Approval Event

Parameters

owner	address
spender	address
value	uint

Refund Event

Parameters

_from	address
_value	uint256

Transfer Event

Parameters

from	address
to	address
value	uint

Upgrade Event

Parameters

_from	address
_to	address
_value	uint256

UpgradeAgentSet Event

Parameters

agent

address

UpgradeFinalized Event

Parameters

sender	address
upgradeAgent	address

Constants (10)

name Constant

string

Lunyr Token

symbol Constant

string

LUN

decimals Constant

uint256

crowdfundPercentOfTotal Constant

uint256

vaultPercentOfTotal Constant

uint256

lunyrPercentOfTotal Constant

uint256

hundredPercent Constant

uint256

100

tokensPerEther Constant

uint256

tokenCreationMax Constant

uint256

the result of calling safeMul with UNKNOWN ARGUMENT, tokensPerEther

tokenCreationMin Constant

uint256

the result of calling safeMul with UNKNOWN ARGUMENT, tokensPerEther

State Variables (12)

isLunyrToken Variable

bool

upgradeMaster Variable

address

upgradeAgent Variable

address

totalUpgraded Variable

uint256

finalizedCrowdfunding Variable

bool

fundingStartBlock Variable

uint256

fundingEndBlock Variable

uint256

lunyrMultisig Variable

address

timeVault Variable

address

totalSupply Variable

uint

balances Variable

mapping(address => uint256)

Internal Variable

allowed Variable

mapping(address => mapping(address => uint256))

Internal Variable

Functions Expand All Collapse All

balanceOf

Parameters

Name	Type
who	address

Properties

Visibility public

Mutability constant

Source Code

function balanceOf(address who) constant returns (uint256) {
  return balances[who];
}

allowance

Parameters

Name	Type
owner	address
spender	address

Properties

Visibility public

Mutability constant

Source Code

function allowance(address owner, address spender) constant returns (uint256) {
  return allowed[owner][spender];
}

transfer

Parameters

Name	Type
to	address
value	uint

Properties

Visibility public

Mutability transaction

Source Code

function transfer(address to, uint256 value) returns (bool ok);

transferFrom

Parameters

Name	Type
from	address
to	address
value	uint

Properties

Visibility public

Mutability transaction

Requirements

the result of calling getState must be equal to State.Success

to must not be equal to 0x0

to must not be equal to UNKNOWN VALUE

Source Code

function transferFrom(
  address from,
  address to,
  uint256 value
) returns (bool ok) {
  if (getState() != State.Success) throw; // Abort if not in Success state.
  if (to == 0x0) throw;
  if (to == address(upgradeAgent)) throw;
  //if (to == address(upgradeAgent.newToken())) throw;
  if (balances[from] >= value && allowed[from][msg.sender] >= value) {
    balances[to] = safeAdd(balances[to], value);
    balances[from] = safeSub(balances[from], value);
    allowed[from][msg.sender] = safeSub(allowed[from][msg.sender], value);
    Transfer(from, to, value);
    return true;
  } else {
    return false;
  }
}

approve

Parameters

Name	Type
spender	address
value	uint

Properties

Visibility public

Mutability transaction

Source Code

function approve(address spender, uint256 value) returns (bool ok);

transfer

Parameters

Name	Type
to	address
value	uint256

Properties

Visibility public

Mutability transaction

Requirements

the result of calling getState must be equal to State.Success

to must not be equal to 0x0

to must not be equal to UNKNOWN VALUE

Source Code

function transfer(address to, uint256 value) returns (bool ok) {
  if (getState() != State.Success) throw; // Abort if crowdfunding was not a success.
  if (to == 0x0) throw;
  if (to == address(upgradeAgent)) throw;
  //if (to == address(upgradeAgent.newToken())) throw;
  uint256 senderBalance = balances[msg.sender];
  if (senderBalance >= value && value > 0) {
    senderBalance = safeSub(senderBalance, value);
    balances[msg.sender] = senderBalance;
    balances[to] = safeAdd(balances[to], value);
    Transfer(msg.sender, to, value);
    return true;
  }
  return false;
}

approve

Parameters

Name	Type
spender	address
value	uint256

Properties

Visibility public

Mutability transaction

Requirements

the result of calling getState must be equal to State.Success

Source Code

function approve(address spender, uint256 value) returns (bool ok) {
  if (getState() != State.Success) throw; // Abort if not in Success state.
  allowed[msg.sender][spender] = value;
  Approval(msg.sender, spender, value);
  return true;
}

upgrade

Parameters

Name	Type
value	uint256

Properties

Visibility public

Mutability transaction

Requirements

the result of calling getState must be equal to State.Success

UNKNOWN VALUE must not be equal to 0x0

value must not be equal to 0

value must be less than or equal to balances for the sender's address

Source Code

function upgrade(uint256 value) external {
  if (getState() != State.Success) throw; // Abort if not in Success state.
  if (upgradeAgent.owner() == 0x0) throw; // need a real upgradeAgent address

  // Validate input value.
  if (value == 0) throw;
  if (value > balances[msg.sender]) throw;

  // update the balances here first before calling out (reentrancy)
  balances[msg.sender] = safeSub(balances[msg.sender], value);
  totalSupply = safeSub(totalSupply, value);
  totalUpgraded = safeAdd(totalUpgraded, value);
  upgradeAgent.upgradeFrom(msg.sender, value);
  Upgrade(msg.sender, upgradeAgent, value);
}

setUpgradeAgent

Parameters

Name	Type
agent	address

Properties

Visibility public

Mutability transaction

Requirements

the result of calling getState must be equal to State.Success

agent must not be equal to 0x0

upgradeMaster must be equal to the sender's address

One or more of the following: - UNKNOWN VALUE must be equal to 0x0

totalSupply must be equal to UNKNOWN VALUE

Source Code

function setUpgradeAgent(address agent) external {
  if (getState() != State.Success) throw; // Abort if not in Success state.
  if (agent == 0x0) throw; // don't set agent to nothing
  if (msg.sender != upgradeMaster) throw; // Only a master can designate the next agent
  if (address(upgradeAgent) != 0x0 && upgradeAgent.upgradeHasBegun()) throw; // Don't change the upgrade agent
  upgradeAgent = UpgradeAgent(agent);
  // upgradeAgent must be created and linked to LunyrToken after crowdfunding is over
  if (upgradeAgent.originalSupply() != totalSupply) throw;
  UpgradeAgentSet(upgradeAgent);
}

setUpgradeMaster

Parameters

Name	Type
master	address

Properties

Visibility public

Mutability transaction

Requirements

the result of calling getState must be equal to State.Success

master must not be equal to 0x0

upgradeMaster must be equal to the sender's address

Source Code

function setUpgradeMaster(address master) external {
  if (getState() != State.Success) throw; // Abort if not in Success state.
  if (master == 0x0) throw;
  if (msg.sender != upgradeMaster) throw; // Only a master can designate the next master
  upgradeMaster = master;
}

setMultiSigWallet

Parameters

Name	Type
newWallet	address

Properties

Visibility public

Mutability transaction

Requirements

lunyrMultisig must be equal to the sender's address

the result of calling undefined must not be true

Source Code

function setMultiSigWallet(address newWallet) external {
  if (msg.sender != lunyrMultisig) throw;
  MultiSigWallet wallet = MultiSigWallet(newWallet);
  if (!wallet.isMultiSigWallet()) throw;
  lunyrMultisig = newWallet;
}

constructor

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Source Code

function() {
  throw;
}

create

Parameters

This function has no parameters.

Properties

Visibility public

Mutability payable

Requirements

the result of calling getState must be equal to State.Funding

msg.value must not be equal to 0

totalSupply must be less than or equal to tokenCreationMax

Source Code

function create() external payable {
  // Abort if not in Funding Active state.
  // The checks are split (instead of using or operator) because it is
  // cheaper this way.
  if (getState() != State.Funding) throw;

  // Do not allow creating 0 or more than the cap tokens.
  if (msg.value == 0) throw;

  // multiply by exchange rate to get newly created token amount
  uint256 createdTokens = safeMul(msg.value, tokensPerEther);

  // we are creating tokens, so increase the totalSupply
  totalSupply = safeAdd(totalSupply, createdTokens);

  // don't go over the limit!
  if (totalSupply > tokenCreationMax) throw;

  // Assign new tokens to the sender
  balances[msg.sender] = safeAdd(balances[msg.sender], createdTokens);

  // Log token creation event
  Transfer(0, msg.sender, createdTokens);
}

finalizeCrowdfunding

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Requirements

the result of calling getState must be equal to State.Success

finalizedCrowdfunding must not be true

the result of calling undefined with this.balance must not be true

Source Code

function finalizeCrowdfunding() external {
  // Abort if not in Funding Success state.
  if (getState() != State.Success) throw; // don't finalize unless we won
  if (finalizedCrowdfunding) throw; // can't finalize twice (so sneaky!)

  // prevent more creation of tokens
  finalizedCrowdfunding = true;

  // Endowment: 15% of total goes to vault, timelocked for 6 months
  // uint256 vaultTokens = safeDiv(safeMul(totalSupply, vaultPercentOfTotal), hundredPercent);
  uint256 vaultTokens = safeDiv(
    safeMul(totalSupply, vaultPercentOfTotal),
    crowdfundPercentOfTotal
  );
  balances[timeVault] = safeAdd(balances[timeVault], vaultTokens);
  Transfer(0, timeVault, vaultTokens);

  // Endowment: 7% of total goes to lunyr for marketing and bug bounty
  uint256 lunyrTokens = safeDiv(
    safeMul(totalSupply, lunyrPercentOfTotal),
    crowdfundPercentOfTotal
  );
  balances[lunyrMultisig] = safeAdd(balances[lunyrMultisig], lunyrTokens);
  Transfer(0, lunyrMultisig, lunyrTokens);

  totalSupply = safeAdd(safeAdd(totalSupply, vaultTokens), lunyrTokens);

  // Transfer ETH to the Lunyr Multisig address.
  if (!lunyrMultisig.send(this.balance)) throw;
}

refund

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Requirements

the result of calling getState must be equal to State.Failure

lunValue must not be equal to 0

the result of calling undefined with ethValue must not be true

Source Code

function refund() external {
  // Abort if not in Funding Failure state.
  if (getState() != State.Failure) throw;

  uint256 lunValue = balances[msg.sender];
  if (lunValue == 0) throw;
  balances[msg.sender] = 0;
  totalSupply = safeSub(totalSupply, lunValue);

  uint256 ethValue = safeDiv(lunValue, tokensPerEther); // lunValue % tokensPerEther == 0
  Refund(msg.sender, ethValue);
  if (!msg.sender.send(ethValue)) throw;
}

getState

Parameters

This function has no parameters.

Properties

Visibility public

Mutability constant

Source Code

function getState() public constant returns (State) {
  // once we reach success, lock in the state
  if (finalizedCrowdfunding) return State.Success;
  if (block.number < fundingStartBlock) return State.PreFunding;
  else if (block.number <= fundingEndBlock && totalSupply < tokenCreationMax)
    return State.Funding;
  else if (totalSupply >= tokenCreationMin) return State.Success;
  else return State.Failure;
}

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 SafeMath.safeMul

Parameters

Name	Type
a	uint
b	uint

Properties

Visibility internal

Mutability transaction

Requirements

One or more of the following: - b must be equal to c / a - OR a must be equal to 0

Source Code

function safeMul(uint256 a, uint256 b) internal returns (uint256) {
  uint256 c = a * b;
  assert(a == 0 || c / a == b);
  return c;
}

internal SafeMath.safeDiv

Parameters

Name	Type
a	uint
b	uint

Properties

Visibility internal

Mutability transaction

Requirements

b must be greater than 0

a must be equal to b * c + UNKNOWN VALUE

Source Code

function safeDiv(uint256 a, uint256 b) internal returns (uint256) {
  assert(b > 0);
  uint256 c = a / b;
  assert(a == b * c + (a % b));
  return c;
}

internal SafeMath.safeSub

Parameters

Name	Type
a	uint
b	uint

Properties

Visibility internal

Mutability transaction

Requirements

b must be less than or equal to a

Source Code

function safeSub(uint256 a, uint256 b) internal returns (uint256) {
  assert(b <= a);
  return a - b;
}

internal SafeMath.safeAdd

Parameters

Name	Type
a	uint
b	uint

Properties

Visibility internal

Mutability transaction

Requirements

c must be greater than or equal to b

c must be greater than or equal to a

Source Code

function safeAdd(uint256 a, uint256 b) internal returns (uint256) {
  uint256 c = a + b;
  assert(c >= a && c >= b);
  return c;
}

internal SafeMath.max64

Parameters

Name	Type
a	uint64
b	uint64

Properties

Visibility internal

Mutability constant

Source Code

function max64(uint64 a, uint64 b) internal constant returns (uint64) {
  return a >= b ? a : b;
}

internal SafeMath.min64

Parameters

Name	Type
a	uint64
b	uint64

Properties

Visibility internal

Mutability constant

Source Code

function min64(uint64 a, uint64 b) internal constant returns (uint64) {
  return a < b ? a : b;
}

internal SafeMath.max256

Parameters

Name	Type
a	uint256
b	uint256

Properties

Visibility internal

Mutability constant

Source Code

function max256(uint256 a, uint256 b) internal constant returns (uint256) {
  return a >= b ? a : b;
}

internal SafeMath.min256

Parameters

Name	Type
a	uint256
b	uint256

Properties

Visibility internal

Mutability constant

Source Code

function min256(uint256 a, uint256 b) internal constant returns (uint256) {
  return a < b ? a : b;
}

internal SafeMath.assert

Parameters

Name	Type
assertion	bool

Properties

Visibility internal

Mutability transaction

Requirements

assertion must not be true

Source Code

function assert(bool assertion) internal {
  if (!assertion) {
    throw;
  }
}

Lunyr Token

ERC20

About link description

Stats

Events (6) keyboard_arrow_up

Approval Event

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

Refund 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.

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.

UpgradeFinalized Event

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

Constants (10) keyboard_arrow_up

name Constant

symbol Constant

decimals Constant

crowdfundPercentOfTotal Constant

vaultPercentOfTotal Constant

lunyrPercentOfTotal Constant

hundredPercent Constant

tokensPerEther Constant

tokenCreationMax Constant

tokenCreationMin Constant

State Variables (12) keyboard_arrow_up

isLunyrToken Variable

upgradeMaster Variable

upgradeAgent Variable

totalUpgraded Variable

finalizedCrowdfunding Variable

fundingStartBlock Variable

fundingEndBlock Variable

lunyrMultisig Variable

timeVault Variable

totalSupply Variable

balances Variable

allowed 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

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

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

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

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

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

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

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

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

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 (6)

Parameters

Parameters

Parameters

Parameters

Parameters

Parameters

Constants (10)

State Variables (12)

balanceOf

Parameters

allowance

Parameters

transfer

Parameters

transferFrom

Parameters

Requirements

approve

Parameters

transfer

Parameters

Requirements

approve

Parameters

Requirements

upgrade

Parameters

Requirements

setUpgradeAgent

Parameters

Requirements

setUpgradeMaster

Parameters

Requirements

setMultiSigWallet

Parameters

Requirements

constructor

Parameters

create

Parameters

Requirements

finalizeCrowdfunding

Parameters

Requirements

refund

Parameters

Requirements

getState

Parameters

internal SafeMath.safeMul

Parameters

Requirements

internal SafeMath.safeDiv

Parameters

Requirements

internal SafeMath.safeSub

Parameters

Requirements

internal SafeMath.safeAdd

Parameters

Requirements

internal SafeMath.max64

Parameters

internal SafeMath.min64

Parameters

internal SafeMath.max256

Parameters