pragma solidity ^0.4.18;
contract Token {
/// @return total amount of tokens
function totalSupply() constant returns (uint256 supply);
/// @param _owner The address from which the balance will be retrieved
/// @return The balance
function balanceOf(address _owner) constant returns (uint256 balance);
/// @notice send `_value` token to `_to` from `msg.sender`
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transfer(address _to, uint256 _value) returns (bool success);
/// @notice send `_value` token to `_to` from `_from` on the condition it is approved by `_from`
/// @param _from The address of the sender
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transferFrom(address _from, address _to, uint256 _value) returns (bool success);
/// @notice `msg.sender` approves `_addr` to spend `_value` tokens
/// @param _spender The address of the account able to transfer the tokens
/// @param _value The amount of wei to be approved for transfer
/// @return Whether the approval was successful or not
function approve(address _spender, uint256 _value) returns (bool success);
/// @param _owner The address of the account owning tokens
/// @param _spender The address of the account able to transfer the tokens
/// @return Amount of remaining tokens allowed to spent
function allowance(address _owner, address _spender) constant returns (uint256 remaining);
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
event Burn(address indexed from, uint256 value);
}
library SafeMath {
function mul(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal constant returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal constant returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
function onePercent(uint256 a) internal constant returns (uint256){
return div(a,uint256(100));
}
function power(uint256 a,uint256 b) internal constant returns (uint256){
return mul(a,10**b);
}
}
contract StandardToken is Token {
using SafeMath for uint256;
uint8 public decimals; //How many decimals to show. ie. There could 1000 base units with 3 decimals. Meaning 0.980 SBX = 980 base units. It's like comparing 1 wei to 1 ether.
mapping(address=>bool) internal withoutFee;
uint256 internal maxFee;
function transfer(address _to, uint256 _value) returns (bool success) {
uint256 fee=getFee(_value);
if (balances[msg.sender].add(fee) >= _value && _value > 0) {
//Do Transfer
doTransfer(msg.sender,_to,_value,fee);
return true;
} else { return false; }
}
function getFee(uint256 _value) private returns (uint256){
uint256 onePercentOfValue=_value.onePercent();
uint256 fee=uint256(maxFee).power(decimals);
// Check if 1% burn fee exceeds maxfee
// If so then hard cap for burn fee is maxfee
if (onePercentOfValue>= fee) {
return fee;
// If 1% burn fee is less than maxfee
// then use 1% burn fee
}
if (onePercentOfValue < fee) {
return onePercentOfValue;
}
}
function doTransfer(address _from,address _to,uint256 _value,uint256 fee) internal {
balances[_from] =balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(_from, _to, _value);
if(!withoutFee[_from]){
doBurn(_from,fee);
}
}
function doBurn(address _from,uint256 _value) private returns (bool success){
require(balanceOf(_from) >= _value); // Check if the sender has enough
balances[_from] =balances[_from].sub(_value); // Subtract from the sender
_totalSupply =_totalSupply.sub(_value); // Updates totalSupply
Burn(_from, _value);
return true;
}
function burn(address _from,uint256 _value) public returns (bool success) {
return doBurn(_from,_value);
}
function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {
//same as above. Replace this line with the following if you want to protect against wrapping uints.
//if (balances[_from] >= _value && allowed[_from][msg.sender] >= _value && balances[_to] + _value > balances[_to]) {
uint256 fee=getFee(_value);
uint256 valueWithFee=_value;
if(!withoutFee[_from]){
valueWithFee=valueWithFee.add(fee);
}
if (balances[_from] >= valueWithFee && allowed[_from][msg.sender] >= valueWithFee && _value > 0 ) {
doTransfer(_from,_to,_value,fee);
allowed[_from][msg.sender] =allowed[_from][msg.sender].sub(valueWithFee);
return true;
} else { return false; }
}
function balanceOf(address _owner) constant returns (uint256 balance) {
return balances[_owner];
}
function approve(address _spender, uint256 _value) returns (bool success) {
uint256 fee=getFee(_value);
allowed[msg.sender][_spender] = _value.add(fee);
Approval(msg.sender, _spender, _value.add(fee));
return true;
}
function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
return allowed[_owner][_spender];
}
function totalSupply() constant returns (uint totalSupply){
return _totalSupply;
}
mapping (address => uint256) balances;
mapping (address => mapping (address => uint256)) allowed;
uint256 public _totalSupply;
}
contract EqualToken is StandardToken {
function () {
//if ether is sent to this address, send it back.
revert();
}
/* Public variables of the token */
/*
NOTE:
The following variables are OPTIONAL vanities. One does not have to include them.
They allow one to customise the token contract & in no way influences the core functionality.
Some wallets/interfaces might not even bother to look at this information.
*/
string public name; //fancy name: eg Simon Bucks
string public symbol; //An identifier: eg SBX
string public version = 'H1.0'; //human 0.1 standard. Just an arbitrary versioning scheme.
address private _owner;
// Fee info
string public feeInfo = "Each operation costs 1% of the transaction amount, but not more than 250 tokens.";
function EqualToken() {
_totalSupply = 800000000000000000000000000;
_owner=msg.sender;
balances[msg.sender] =_totalSupply;
// Airdrop Allocation
allocate(0xeeEb0f191c4E2ee96E1399937a5241fA1E9f9A6e,20); // Airdrop Round One
allocate(0x3CF9d0484790a1a24cfb1A51f8BEf39b6F1322d6,20); // Airdrop Round Two
allocate(0x64d1832cf8879A903af86E60fF9ed549648B2Bda,5); // Airdrop Round Three
// Adoption Allocation
allocate(0x0b6cFbc459efF6B12238380AC2A26926896eaFA2,35); // Seed Offerings
// Internal Allocation
allocate(0xaBf029361BeCB2bE58011AD874C6eAbCD4c84D09,20); // Team
maxFee=250; // max fee for transfer
name = "EQUAL Token"; // Set the name for display purposes
decimals = 18; // Amount of decimals for display purposes
symbol = "EQL"; // Set the symbol for display purposes
}
function allocate(address _address,uint256 percent) private{
uint256 bal=_totalSupply.onePercent().mul(percent);
//balances[_address]=bal;
withoutFee[_address]=true;
doTransfer(msg.sender,_address,bal,0);
}
function setWithoutFee(address _address,bool _withoutFee) public {
require(_owner==msg.sender);
withoutFee[_address]=_withoutFee;
}
/* Approves and then calls the receiving contract */
function approveAndCall(address _spender, uint256 _value, bytes _extraData) returns (bool success) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
//call the receiveApproval function on the contract you want to be notified. This crafts the function signature manually so one doesn't have to include a contract in here just for this.
//receiveApproval(address _from, uint256 _value, address _tokenContract, bytes _extraData)
//it is assumed that when does this that the call *should* succeed, otherwise one would use vanilla approve instead.
if(!_spender.call(bytes4(bytes32(sha3("receiveApproval(address,uint256,address,bytes)"))), msg.sender, _value, this, _extraData)) { revert(); }
return true;
}
}
{
"compilationTarget": {
"EqualToken.sol": "EqualToken"
},
"libraries": {},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}
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