LockChain

0x5e3346444010135322268a4630d2ed5f8d09446c Copy

ERC20

This contract is an ERC20 token.

Name LockChain

Symbol LOC

Decimals 18

Total Supply 18,585,933 LOC

About

LockTrip (LOC) is a cryptocurrency and operates on the Ethereum platform. LockTrip has a current supply of 18,579,040.57192072 with 0 in circulation. The last known price of LockTrip is 6.48999056 USD and is up 0.16 over the last 24 hours. It is currently trading on 4 active market(s) with $103,631.03 traded over the last 24 hours. More information can be found at https://locktrip.com/.

Stats

Public Functions 8

Event Types 3

Code Size 7,899 bytes

Events (3)

Approval Event

Parameters

_owner	address
_spender	address
_value	uint256

CreateLOK Event

Parameters

_to	address
_value	uint256

Transfer Event

Parameters

_from	address
_to	address
_value	uint256

Constants (5)

name Constant

string

LockChain

symbol Constant

string

LOC

decimals Constant

uint256

tokenSaleCap Constant

uint256

155 * UNKNOWN VALUE * UNKNOWN VALUE

tokenPreSaleCap Constant

uint256

50 * UNKNOWN VALUE * UNKNOWN VALUE

State Variables (15)

version Variable

string

LockChainFundDeposit Variable

address

account1Address Variable

address

account2Address Variable

address

creatorAddress Variable

address

isFinalized Variable

bool

isPreSale Variable

bool

isPrePreSale Variable

bool

isMainSale Variable

bool

preSalePeriod Variable

uint

prePreSalePeriod Variable

uint

tokenExchangeRate Variable

uint256

totalSupply Variable

uint256

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
_owner	address

Properties

Visibility public

Mutability constant

Source Code

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

transfer

Parameters

Name	Type
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Source Code

function transfer(address _to, uint256 _value) returns (bool success) {
  if (balances[msg.sender] >= _value && _value > 0) {
    balances[msg.sender] -= _value;
    balances[_to] += _value;
    Transfer(msg.sender, _to, _value);
    return true;
  } else {
    return false;
  }
}

transferFrom

Parameters

Name	Type
_from	address
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Source Code

function transferFrom(
  address _from,
  address _to,
  uint256 _value
) returns (bool success) {
  if (
    balances[_from] >= _value &&
    allowed[_from][msg.sender] >= _value &&
    _value > 0
  ) {
    balances[_to] += _value;
    balances[_from] -= _value;
    allowed[_from][msg.sender] -= _value;
    Transfer(_from, _to, _value);
    return true;
  } else {
    return false;
  }
}

approve

Parameters

Name	Type
_spender	address
_value	uint256

Properties

Visibility public

Mutability transaction

Source Code

function approve(address _spender, uint256 _value) returns (bool success) {
  allowed[msg.sender][_spender] = _value;
  Approval(msg.sender, _spender, _value);
  return true;
}

allowance

Parameters

Name	Type
_owner	address
_spender	address

Properties

Visibility public

Mutability constant

Source Code

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

constructor

Parameters

This function has no parameters.

Properties

Visibility public

Mutability payable

Requirements

isFinalized must not be true

One or more of the following: -isMainSale must not be true - ORisPreSale must not be true - ORisPrePreSale must not be true

msg.value must not be equal to 0

tokenSaleCap must be greater than or equal to checkedSupply

Source Code

function() payable {
  if (isFinalized) throw;
  if (!isPrePreSale && !isPreSale && !isMainSale) throw;
  //if (!saleStarted) throw;
  if (msg.value == 0) throw;
  //create tokens
  uint256 tokens = safeMult(msg.value, tokenExchangeRate); // check that we're not over totals
  uint256 checkedSupply = safeAdd(totalSupply, tokens);

  if (!isMainSale) {
    if (tokenPreSaleCap < checkedSupply) throw;
  }

  // return money if something goes wrong
  if (tokenSaleCap < checkedSupply) throw; // odd fractions won't be found
  totalSupply = checkedSupply;
  //All good. start the transfer
  balances[msg.sender] += tokens; // safeAdd not needed
  CreateLOK(msg.sender, tokens); // logs token creation
}

finalize

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Requirements

isFinalized must not be true

LockChainFundDeposit must be equal to the sender's address

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

Source Code

function finalize() external {
  if (isFinalized) throw;
  if (msg.sender != LockChainFundDeposit) throw; // locks finalize to the ultimate ETH owner
  uint256 newTokens = totalSupply;
  uint256 account1Tokens;
  uint256 account2Tokens;
  uint256 creatorTokens = 10000 * 10**decimals;
  uint256 LOKFundTokens;
  uint256 checkedSupply = safeAdd(totalSupply, newTokens);
  totalSupply = checkedSupply;
  if (newTokens % 2 == 0) {
    LOKFundTokens = newTokens / 2;
    account2Tokens = newTokens / 2;
    account1Tokens = LOKFundTokens - creatorTokens;
    balances[account1Address] += account1Tokens;
    balances[account2Address] += account2Tokens;
  } else {
    uint256 makeEven = newTokens - 1;
    uint256 halfTokens = makeEven / 2;
    LOKFundTokens = halfTokens;
    account2Tokens = halfTokens + 1;
    account1Tokens = LOKFundTokens - creatorTokens;
    balances[account1Address] += account1Tokens;
    balances[account2Address] += account2Tokens;
  }
  balances[creatorAddress] += creatorTokens;
  CreateLOK(creatorAddress, creatorTokens);
  CreateLOK(account1Address, account1Tokens);
  CreateLOK(account2Address, account2Tokens);
  // move to operational
  if (!LockChainFundDeposit.send(this.balance)) throw;
  isFinalized = true; // send the eth to LockChain
}

switchSaleStage

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Requirements

LockChainFundDeposit must be equal to the sender's address

isMainSale must not be true

Source Code

function switchSaleStage() external {
  if (msg.sender != LockChainFundDeposit) throw; // locks finalize to the ultimate ETH owner
  if (isMainSale) throw;
  if (!isPrePreSale) {
    isPrePreSale = true;
    tokenExchangeRate = 1150;
  } else if (!isPreSale) {
    isPreSale = true;
    tokenExchangeRate = 1000;
  } else if (!isMainSale) {
    isMainSale = true;
    if (totalSupply < 10 * (10**6) * 10**decimals) {
      tokenExchangeRate = 750;
    } else if (
      totalSupply >= 10 * (10**6) * 10**decimals &&
      totalSupply < 20 * (10**6) * 10**decimals
    ) {
      tokenExchangeRate = 700;
    } else if (
      totalSupply >= 20 * (10**6) * 10**decimals &&
      totalSupply < 30 * (10**6) * 10**decimals
    ) {
      tokenExchangeRate = 650;
    } else if (
      totalSupply >= 30 * (10**6) * 10**decimals &&
      totalSupply < 40 * (10**6) * 10**decimals
    ) {
      tokenExchangeRate = 620;
    } else if (
      totalSupply >= 40 * (10**6) * 10**decimals &&
      totalSupply <= 50 * (10**6) * 10**decimals
    ) {
      tokenExchangeRate = 600;
    }
  }
}

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.safeAdd

Parameters

Name	Type
x	uint256
y	uint256

Properties

Visibility internal

Mutability transaction

Source Code

function safeAdd(uint256 x, uint256 y) internal returns (uint256) {
  uint256 z = x + y;
  assert((z >= x) && (z >= y));
  return z;
}

internal SafeMath.safeSubtract

Parameters

Name	Type
x	uint256
y	uint256

Properties

Visibility internal

Mutability transaction

Requirements

x must be greater than or equal to y

Source Code

function safeSubtract(uint256 x, uint256 y) internal returns (uint256) {
  assert(x >= y);
  uint256 z = x - y;
  return z;
}

internal SafeMath.safeMult

Parameters

Name	Type
x	uint256
y	uint256

Properties

Visibility internal

Mutability transaction

Requirements

One or more of the following:

Source Code

function safeMult(uint256 x, uint256 y) internal returns (uint256) {
  uint256 z = x * y;
  assert((x == 0) || (z / x == y));
  return z;
}

LockChain

ERC20

About link description

Stats

Events (3) keyboard_arrow_up

Approval Event

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

CreateLOK 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.

Constants (5) keyboard_arrow_up

name Constant

symbol Constant

decimals Constant

tokenSaleCap Constant

tokenPreSaleCap Constant

State Variables (15) keyboard_arrow_up

version Variable

LockChainFundDeposit Variable

account1Address Variable

account2Address Variable

creatorAddress Variable

isFinalized Variable

isPreSale Variable

isPrePreSale Variable

isMainSale Variable

preSalePeriod Variable

prePreSalePeriod Variable

tokenExchangeRate 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

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

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

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

constructor 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

finalize 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

switchSaleStage 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

Internal Functions Expand All Collapse All

internal SafeMath.safeAdd 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

internal SafeMath.safeSubtract 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

internal SafeMath.safeMult keyboard_arrow_up

About

Events (3)

Parameters

Parameters

Parameters

Constants (5)

State Variables (15)

balanceOf

Parameters

transfer

Parameters

transferFrom

Parameters

approve

Parameters

allowance

Parameters

constructor

Parameters

Requirements

finalize

Parameters

Requirements

switchSaleStage

Parameters

Requirements

internal SafeMath.safeAdd

Parameters

internal SafeMath.safeSubtract

Parameters

Requirements

internal SafeMath.safeMult

Parameters

Requirements