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p1r0 2019-03-12 00:18:38 -06:00
parent 5ebded09cc b40f0cdc80
commit c09cc964b6
3 changed files with 18 additions and 245 deletions
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237
DCC_ERC20_0.4.18.sol
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@ -1,237 +0,0 @@
pragma solidity ^0.4.18;
// ----------------------------------------------------------------------------
// 'SC1' Decentralized Carbon Credits initial token distribution event
//
// Deployed to : 0xB022F4332cAE44156Cb77Fd4c70e1585C74F0656
// Symbol : SC1
// Name : Decentralized Carbon Credits
// Total supply: Gazillion
// Decimals : 18
//
// Enjoy.
//
// (c) by Moritz Neto & Daniel Bar with BokkyPooBah / Bok Consulting Pty Ltd Au 2017. The MIT Licence.
// ----------------------------------------------------------------------------
// ----------------------------------------------------------------------------
// Safe maths
// ----------------------------------------------------------------------------
contract SafeMath {
function safeAdd(uint a, uint b) internal pure returns (uint c) {
c = a + b;
require(c >= a);
}
function safeSub(uint a, uint b) internal pure returns (uint c) {
require(b <= a);
c = a - b;
}
function safeMul(uint a, uint b) internal pure returns (uint c) {
c = a * b;
require(a == 0 || c / a == b);
}
function safeDiv(uint a, uint b) internal pure returns (uint c) {
require(b > 0);
c = a / b;
}
}
// ----------------------------------------------------------------------------
// ERC Token Standard #20 Interface
// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
// ----------------------------------------------------------------------------
contract ERC20Interface {
function totalSupply() public constant returns (uint);
function balanceOf(address tokenOwner) public constant returns (uint balance);
function allowance(address tokenOwner, address spender) public constant returns (uint remaining);
function transfer(address to, uint tokens) public returns (bool success);
function approve(address spender, uint tokens) public returns (bool success);
function transferFrom(address from, address to, uint tokens) public returns (bool success);
event Transfer(address indexed from, address indexed to, uint tokens);
event Approval(address indexed tokenOwner, address indexed spender, uint tokens);
}
// ----------------------------------------------------------------------------
// Contract function to receive approval and execute function in one call
//
// Borrowed from MiniMeToken
// ----------------------------------------------------------------------------
contract ApproveAndCallFallBack {
function receiveApproval(address from, uint256 tokens, address token, bytes data) public;
}
// ----------------------------------------------------------------------------
// Owned contract
// ----------------------------------------------------------------------------
contract Owned {
address public owner;
address public newOwner;
event OwnershipTransferred(address indexed _from, address indexed _to);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function transferOwnership(address _newOwner) public onlyOwner {
newOwner = _newOwner;
}
function acceptOwnership() public {
require(msg.sender == newOwner);
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
newOwner = address(0);
}
}
// ----------------------------------------------------------------------------
// ERC20 Token, with the addition of symbol, name and decimals and assisted
// token transfers
// ----------------------------------------------------------------------------
contract SC1Token is ERC20Interface, Owned, SafeMath {
string public symbol;
string public name;
uint8 public decimals;
uint public _totalSupply;
uint public startDate;
uint public bonusEnds;
uint public endDate;
mapping(address => uint) balances;
mapping(address => mapping(address => uint)) allowed;
// ------------------------------------------------------------------------
// Constructor
// ------------------------------------------------------------------------
constructor () public {
symbol = "SC1";
name = "Decentralized Carbon Credits";
decimals = 18;
bonusEnds = now + 1 weeks;
endDate = now + 7 weeks;
}
// ------------------------------------------------------------------------
// Total supply: Get the total token supply
// ------------------------------------------------------------------------
function totalSupply() public constant returns (uint) {
return _totalSupply - balances[address(0)];
}
// ------------------------------------------------------------------------
// Get the token balance for account `tokenOwner`
// ------------------------------------------------------------------------
function balanceOf(address tokenOwner) public constant returns (uint balance) {
return balances[tokenOwner];
}
// ------------------------------------------------------------------------
// Transfer the balance from token owner's account to `to` account
// - Owner's account must have sufficient balance to transfer
// - 0 value transfers are allowed
// ------------------------------------------------------------------------
function transfer(address to, uint tokens) public returns (bool success) {
balances[msg.sender] = safeSub(balances[msg.sender], tokens);
balances[to] = safeAdd(balances[to], tokens);
emit Transfer(msg.sender, to, tokens);
return true;
}
// ------------------------------------------------------------------------
// Token owner can approve for `spender` to transferFrom(...) `tokens`
// from the token owner's account
//
// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
// recommends that there are no checks for the approval double-spend attack
// as this should be implemented in user interfaces
// ------------------------------------------------------------------------
function approve(address spender, uint tokens) public returns (bool success) {
allowed[msg.sender][spender] = tokens;
emit Approval(msg.sender, spender, tokens);
return true;
}
// ------------------------------------------------------------------------
// Transfer `tokens` from the `from` account to the `to` account
//
// The calling account must already have sufficient tokens approve(...)-d
// for spending from the `from` account and
// - From account must have sufficient balance to transfer
// - Spender must have sufficient allowance to transfer
// - 0 value transfers are allowed
// ------------------------------------------------------------------------
function transferFrom(address from, address to, uint tokens) public returns (bool success) {
balances[from] = safeSub(balances[from], tokens);
allowed[from][msg.sender] = safeSub(allowed[from][msg.sender], tokens);
balances[to] = safeAdd(balances[to], tokens);
emit Transfer(from, to, tokens);
return true;
}
// ------------------------------------------------------------------------
// Returns the amount of tokens approved by the owner that can be
// transferred to the spender's account
// ------------------------------------------------------------------------
function allowance(address tokenOwner, address spender) public constant returns (uint remaining) {
return allowed[tokenOwner][spender];
}
// ------------------------------------------------------------------------
// Token owner can approve for `spender` to transferFrom(...) `tokens`
// from the token owner's account. The `spender` contract function
// `receiveApproval(...)` is then executed
// ------------------------------------------------------------------------
function approveAndCall(address spender, uint tokens, bytes data) public returns (bool success) {
allowed[msg.sender][spender] = tokens;
emit Approval(msg.sender, spender, tokens);
ApproveAndCallFallBack(spender).receiveApproval(msg.sender, tokens, this, data);
return true;
}
// ------------------------------------------------------------------------
// 1,000 SC1 Tokens per 1 ETH
// ------------------------------------------------------------------------
function () public payable {
require(now >= startDate && now <= endDate);
uint tokens;
if (now <= bonusEnds) {
tokens = msg.value * 1200;
} else {
tokens = msg.value * 1000;
}
balances[msg.sender] = safeAdd(balances[msg.sender], tokens);
_totalSupply = safeAdd(_totalSupply, tokens);
emit Transfer(address(0), msg.sender, tokens);
owner.transfer(msg.value);
}
// ------------------------------------------------------------------------
// Owner can transfer out any accidentally sent ERC20 tokens
// ------------------------------------------------------------------------
function transferAnyERC20Token(address tokenAddress, uint tokens) public onlyOwner returns (bool success) {
return ERC20Interface(tokenAddress).transfer(owner, tokens);
}
}

25
DECA_ERC20_0.4.18.sol
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@ -3,8 +3,8 @@ pragma solidity ^0.4.18;
// ---------------------------------------------------------------------------- // ----------------------------------------------------------------------------
// 'DECA' DEcentralized CArbon tokens - ITDE (initial token distribution event) // 'DECA' DEcentralized CArbon tokens - ITDE (initial token distribution event)
// //
// Deployed to : 0xA3137012E5285D655768535CA6a0140F79f25D9c // Deployed to : 0x639A1c28d2d32587d6294067deb982E229b8C132
// Network : Ropsten // Network : Rinkeby
// Symbol : DECA // Symbol : DECA
// Name : DEcentralized CArbon tokens // Name : DEcentralized CArbon tokens
// Total supply: Gazillion // Total supply: Gazillion
@ -112,7 +112,9 @@ contract DECAToken is ERC20Interface, Owned, SafeMath {
uint8 public decimals; uint8 public decimals;
uint public _totalSupply; uint public _totalSupply;
uint public startDate; uint public startDate;
uint public bonusEnds; uint public preICOEnds;
uint public bonus1Ends;
uint public bonus2Ends;
uint public endDate; uint public endDate;
mapping(address => uint) balances; mapping(address => uint) balances;
@ -126,8 +128,11 @@ contract DECAToken is ERC20Interface, Owned, SafeMath {
symbol = "DECA"; symbol = "DECA";
name = "DEcentralized CArbon tokens"; name = "DEcentralized CArbon tokens";
decimals = 18; decimals = 18;
bonusEnds = now + 1 weeks; //for testing change weeks for days...
endDate = now + 7 weeks; preICOEnds = now + 1 days;
bonus1Ends = now + 3 days;
bonus2Ends = now + 6 days;
endDate = now + 11 days;
} }
@ -227,10 +232,14 @@ contract DECAToken is ERC20Interface, Owned, SafeMath {
percentage = 10; // percentage that goes to the owner percentage = 10; // percentage that goes to the owner
if (now <= bonusEnds) { if (now <= preICOEnds) {
tokens = msg.value * 1200; tokens = msg.value * 20000;
} else if (now > preICOEnds && now <= bonus1Ends ) {
tokens = msg.value * 15000;
} else if (now > bonus1Ends && now <= bonus2Ends) {
tokens = msg.value * 12500;
} else { } else {
tokens = msg.value * 1000; tokens = msg.value * 10000;
} }
toOwner = tokens / percentage; // percentage assigned to the contract owner (DAO) toOwner = tokens / percentage; // percentage assigned to the contract owner (DAO)
toSender = tokens; // tokens goes to sender toSender = tokens; // tokens goes to sender

1
DECA_IERC20_0.4.18.json Normal file
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