Diff
checker
文本
文本
圖像
文檔
Excel
文件夾
Legal
Enterprise
桌面版
定價
登入
下載 Diffchecker 桌面版
比較文本
尋找兩個文字檔案之間的差異
工具
歷史
即時編輯器
摺疊未變更行
關閉換行
檢視
拆分
統一
比對精度
智能
單詞
字符
語法突出顯示
選擇語法
忽略
文字轉換
前往第一個差異
編輯輸入
Diffchecker Desktop
執行Diffchecker最安全的方式。取得Diffchecker桌面應用程式:您的差異永遠不會離開您的電腦!
取得桌面版
CookingFirevsMasterChef
建立於
5 年前
差異永不過期
清除
匯出
分享
解釋
91 刪除
行
總計
刪除
字符
總計
刪除
要繼續使用此功能,請升級到
Diff
checker
Pro
查看價格
314 行
全部複製
105 新增
行
總計
新增
字符
總計
新增
要繼續使用此功能,請升級到
Diff
checker
Pro
查看價格
327 行
全部複製
複製
已複製
複製
已複製
contract
MasterChef
is Ownable, ReentrancyGuard {
contract
CookingFire
is Ownable, ReentrancyGuard {
using SafeMath for uint256;
using SafeMath for uint256;
using SafeBEP20 for IBEP20;
using SafeBEP20 for IBEP20;
// Info of each user.
// Info of each user.
struct UserInfo {
struct UserInfo {
uint256 amount; // How many LP tokens the user has provided.
uint256 amount; // How many LP tokens the user has provided.
uint256 rewardDebt; // Reward debt. See explanation below.
uint256 rewardDebt; // Reward debt. See explanation below.
uint256 rewardLockedUp; // Reward locked up.
uint256 rewardLockedUp; // Reward locked up.
uint256 nextHarvestUntil; // When can the user harvest again.
uint256 nextHarvestUntil; // When can the user harvest again.
//
//
複製
已複製
複製
已複製
// We do some fancy math here. Basically, any point in time, the amount of
PANTHERs
// We do some fancy math here. Basically, any point in time, the amount of
BLAZEs
// entitled to a user but is pending to be distributed is:
// entitled to a user but is pending to be distributed is:
//
//
複製
已複製
複製
已複製
// pending reward = (user.amount * pool.acc
Panther
PerShare) - user.rewardDebt
// pending reward = (user.amount * pool.acc
Blaze
PerShare) - user.rewardDebt
//
//
// Whenever a user deposits or withdraws LP tokens to a pool. Here's what happens:
// Whenever a user deposits or withdraws LP tokens to a pool. Here's what happens:
複製
已複製
複製
已複製
// 1. The pool's `acc
Panther
PerShare` (and `lastRewardBlock`) gets updated.
// 1. The pool's `acc
Blaze
PerShare` (and `lastRewardBlock`) gets updated.
// 2. User receives the pending reward sent to his/her address.
// 2. User receives the pending reward sent to his/her address.
// 3. User's `amount` gets updated.
// 3. User's `amount` gets updated.
// 4. User's `rewardDebt` gets updated.
// 4. User's `rewardDebt` gets updated.
}
}
// Info of each pool.
// Info of each pool.
struct PoolInfo {
struct PoolInfo {
IBEP20 lpToken; // Address of LP token contract.
IBEP20 lpToken; // Address of LP token contract.
複製
已複製
複製
已複製
uint256 allocPoint; // How many allocation points assigned to this pool.
PANTHERs
to distribute per block.
uint256 allocPoint; // How many allocation points assigned to this pool.
BLAZEs
to distribute per block.
uint256 lastRewardBlock; // Last block number that
PANTHERs
distribution occurs.
uint256 lastRewardBlock; // Last block number that
BLAZEs
distribution occurs.
uint256 acc
Panther
PerShare; // Accumulated
PANTHERs
per share, times 1e12. See below.
uint256 acc
Blaze
PerShare; // Accumulated
BLAZEs
per share, times 1e12. See below.
uint16 depositFeeBP; // Deposit fee in basis points
uint16 depositFeeBP; // Deposit fee in basis points
uint256 harvestInterval; // Harvest interval in seconds
uint256 harvestInterval; // Harvest interval in seconds
}
}
複製
已複製
複製
已複製
// The
PANTHER
TOKEN!
// The
BLAZE
TOKEN!
PantherToken
public
panther
;
BlazeToken
public
blaze
;
// Dev address.
// Dev address.
address public devAddress;
address public devAddress;
// Deposit Fee address
// Deposit Fee address
address public feeAddress;
address public feeAddress;
複製
已複製
複製
已複製
//
PANTHER
tokens created per block.
//
BLAZE
tokens created per block.
uint256 public
panther
PerBlock;
uint256 public
blaze
PerBlock;
// Bonus muliplier for early
panther
makers.
// Bonus muliplier for early
blaze
makers.
uint256 public constant BONUS_MULTIPLIER = 1;
uint256 public constant BONUS_MULTIPLIER = 1;
// Max harvest interval: 14 days.
// Max harvest interval: 14 days.
uint256 public constant MAXIMUM_HARVEST_INTERVAL = 14 days;
uint256 public constant MAXIMUM_HARVEST_INTERVAL = 14 days;
// Info of each pool.
// Info of each pool.
PoolInfo[] public poolInfo;
PoolInfo[] public poolInfo;
// Info of each user that stakes LP tokens.
// Info of each user that stakes LP tokens.
mapping(uint256 => mapping(address => UserInfo)) public userInfo;
mapping(uint256 => mapping(address => UserInfo)) public userInfo;
// Total allocation points. Must be the sum of all allocation points in all pools.
// Total allocation points. Must be the sum of all allocation points in all pools.
uint256 public totalAllocPoint = 0;
uint256 public totalAllocPoint = 0;
複製
已複製
複製
已複製
// The block number when
PANTHER
mining starts.
// The block number when
BLAZE
mining starts.
uint256 public startBlock;
uint256 public startBlock;
// Total locked up rewards
// Total locked up rewards
uint256 public totalLockedUpRewards;
uint256 public totalLockedUpRewards;
複製
已複製
複製
已複製
//
Panther
referral contract address.
//
Blaze
referral contract address.
I
Panther
Referral public
panther
Referral;
I
Blaze
Referral public
blaze
Referral;
// Referral commission rate in basis points.
// Referral commission rate in basis points.
uint16 public referralCommissionRate = 100;
uint16 public referralCommissionRate = 100;
// Max referral commission rate: 10%.
// Max referral commission rate: 10%.
uint16 public constant MAXIMUM_REFERRAL_COMMISSION_RATE = 1000;
uint16 public constant MAXIMUM_REFERRAL_COMMISSION_RATE = 1000;
複製
已複製
複製
已複製
address private _operator;
event Deposit(address indexed user, uint256 indexed pid, uint256 amount);
event Deposit(address indexed user, uint256 indexed pid, uint256 amount);
event Withdraw(address indexed user, uint256 indexed pid, uint256 amount);
event Withdraw(address indexed user, uint256 indexed pid, uint256 amount);
event EmergencyWithdraw(address indexed user, uint256 indexed pid, uint256 amount);
event EmergencyWithdraw(address indexed user, uint256 indexed pid, uint256 amount);
event EmissionRateUpdated(address indexed caller, uint256 previousAmount, uint256 newAmount);
event EmissionRateUpdated(address indexed caller, uint256 previousAmount, uint256 newAmount);
event ReferralCommissionPaid(address indexed user, address indexed referrer, uint256 commissionAmount);
event ReferralCommissionPaid(address indexed user, address indexed referrer, uint256 commissionAmount);
event RewardLockedUp(address indexed user, uint256 indexed pid, uint256 amountLockedUp);
event RewardLockedUp(address indexed user, uint256 indexed pid, uint256 amountLockedUp);
複製
已複製
複製
已複製
modifier onlyOperator() {
require(_operator == msg.sender, "operator: caller is not the operator");
_;
}
複製
已複製
複製
已複製
constructor(
constructor(
複製
已複製
複製
已複製
PantherToken _panther
,
BlazeToken _blaze
,
uint256 _startBlock,
uint256 _startBlock,
複製
已複製
複製
已複製
uint256 _
panther
PerBlock
uint256 _
blaze
PerBlock
) public {
) public {
複製
已複製
複製
已複製
panther
= _
panther
;
blaze
= _
blaze
;
startBlock = _startBlock;
startBlock = _startBlock;
複製
已複製
複製
已複製
panther
PerBlock = _
panther
PerBlock;
blaze
PerBlock = _
blaze
PerBlock;
_operator = msg.sender;
devAddress = msg.sender;
devAddress = msg.sender;
feeAddress = msg.sender;
feeAddress = msg.sender;
}
}
function poolLength() external view returns (uint256) {
function poolLength() external view returns (uint256) {
return poolInfo.length;
return poolInfo.length;
}
}
複製
已複製
複製
已複製
function updateOperator(address _op) public onlyOperator {
_operator = _op;
}
function updateStartBlock(uint256 _startBlock) public onlyOperator {
require(block.number > startBlock, "updateStartBlock: farming already initiated");
startBlock = _startBlock;
}
// Add a new lp to the pool. Can only be called by the owner.
// Add a new lp to the pool. Can only be called by the owner.
// XXX DO NOT add the same LP token more than once. Rewards will be messed up if you do.
// XXX DO NOT add the same LP token more than once. Rewards will be messed up if you do.
複製
已複製
複製
已複製
function add(uint256 _allocPoint, IBEP20 _lpToken, uint16 _depositFeeBP, uint256 _harvestInterval, bool _withUpdate) public onlyO
wner
{
function add(uint256 _allocPoint, IBEP20 _lpToken, uint16 _depositFeeBP, uint256 _harvestInterval, bool _withUpdate) public onlyO
perator
{
require(_depositFeeBP <= 10000, "add: invalid deposit fee basis points");
require(_depositFeeBP <= 10000, "add: invalid deposit fee basis points");
require(_harvestInterval <= MAXIMUM_HARVEST_INTERVAL, "add: invalid harvest interval");
require(_harvestInterval <= MAXIMUM_HARVEST_INTERVAL, "add: invalid harvest interval");
if (_withUpdate) {
if (_withUpdate) {
massUpdatePools();
massUpdatePools();
}
}
uint256 lastRewardBlock = block.number > startBlock ? block.number : startBlock;
uint256 lastRewardBlock = block.number > startBlock ? block.number : startBlock;
totalAllocPoint = totalAllocPoint.add(_allocPoint);
totalAllocPoint = totalAllocPoint.add(_allocPoint);
poolInfo.push(PoolInfo({
poolInfo.push(PoolInfo({
lpToken: _lpToken,
lpToken: _lpToken,
allocPoint: _allocPoint,
allocPoint: _allocPoint,
lastRewardBlock: lastRewardBlock,
lastRewardBlock: lastRewardBlock,
複製
已複製
複製
已複製
acc
Panther
PerShare: 0,
acc
Blaze
PerShare: 0,
depositFeeBP: _depositFeeBP,
depositFeeBP: _depositFeeBP,
harvestInterval: _harvestInterval
harvestInterval: _harvestInterval
}));
}));
}
}
複製
已複製
複製
已複製
// Update the given pool's
PANTHER
allocation point and deposit fee. Can only be called by the owner.
// Update the given pool's
BLAZE
allocation point and deposit fee. Can only be called by the owner.
function set(uint256 _pid, uint256 _allocPoint, uint16 _depositFeeBP, uint256 _harvestInterval, bool _withUpdate) public onlyO
wner
{
function set(uint256 _pid, uint256 _allocPoint, uint16 _depositFeeBP, uint256 _harvestInterval, bool _withUpdate) public onlyO
perator
{
require(_depositFeeBP <= 10000, "set: invalid deposit fee basis points");
require(_depositFeeBP <= 10000, "set: invalid deposit fee basis points");
require(_harvestInterval <= MAXIMUM_HARVEST_INTERVAL, "set: invalid harvest interval");
require(_harvestInterval <= MAXIMUM_HARVEST_INTERVAL, "set: invalid harvest interval");
if (_withUpdate) {
if (_withUpdate) {
massUpdatePools();
massUpdatePools();
}
}
totalAllocPoint = totalAllocPoint.sub(poolInfo[_pid].allocPoint).add(_allocPoint);
totalAllocPoint = totalAllocPoint.sub(poolInfo[_pid].allocPoint).add(_allocPoint);
poolInfo[_pid].allocPoint = _allocPoint;
poolInfo[_pid].allocPoint = _allocPoint;
poolInfo[_pid].depositFeeBP = _depositFeeBP;
poolInfo[_pid].depositFeeBP = _depositFeeBP;
poolInfo[_pid].harvestInterval = _harvestInterval;
poolInfo[_pid].harvestInterval = _harvestInterval;
}
}
// Return reward multiplier over the given _from to _to block.
// Return reward multiplier over the given _from to _to block.
function getMultiplier(uint256 _from, uint256 _to) public pure returns (uint256) {
function getMultiplier(uint256 _from, uint256 _to) public pure returns (uint256) {
return _to.sub(_from).mul(BONUS_MULTIPLIER);
return _to.sub(_from).mul(BONUS_MULTIPLIER);
}
}
複製
已複製
複製
已複製
// View function to see pending
PANTHERs
on frontend.
// View function to see pending
BLAZEs
on frontend.
function pending
Panther
(uint256 _pid, address _user) external view returns (uint256) {
function pending
Blaze
(uint256 _pid, address _user) external view returns (uint256) {
PoolInfo storage pool = poolInfo[_pid];
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][_user];
UserInfo storage user = userInfo[_pid][_user];
複製
已複製
複製
已複製
uint256 acc
Panther
PerShare = pool.acc
Panther
PerShare;
uint256 acc
Blaze
PerShare = pool.acc
Blaze
PerShare;
uint256 lpSupply = pool.lpToken.balanceOf(address(this));
uint256 lpSupply = pool.lpToken.balanceOf(address(this));
if (block.number > pool.lastRewardBlock && lpSupply != 0) {
if (block.number > pool.lastRewardBlock && lpSupply != 0) {
uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number);
uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number);
複製
已複製
複製
已複製
uint256
panther
Reward = multiplier.mul(
panther
PerBlock).mul(pool.allocPoint).div(totalAllocPoint);
uint256
blaze
Reward = multiplier.mul(
blaze
PerBlock).mul(pool.allocPoint).div(totalAllocPoint);
acc
Panther
PerShare = acc
Panther
PerShare.add(
panther
Reward.mul(1e12).div(lpSupply));
acc
Blaze
PerShare = acc
Blaze
PerShare.add(
blaze
Reward.mul(1e12).div(lpSupply));
}
}
複製
已複製
複製
已複製
uint256 pending = user.amount.mul(acc
Panther
PerShare).div(1e12).sub(user.rewardDebt);
uint256 pending = user.amount.mul(acc
Blaze
PerShare).div(1e12).sub(user.rewardDebt);
return pending.add(user.rewardLockedUp);
return pending.add(user.rewardLockedUp);
}
}
複製
已複製
複製
已複製
// View function to see if user can harvest
PANTHERs
.
// View function to see if user can harvest
BLAZEs
.
function canHarvest(uint256 _pid, address _user) public view returns (bool) {
function canHarvest(uint256 _pid, address _user) public view returns (bool) {
UserInfo storage user = userInfo[_pid][_user];
UserInfo storage user = userInfo[_pid][_user];
return block.timestamp >= user.nextHarvestUntil;
return block.timestamp >= user.nextHarvestUntil;
}
}
// Update reward variables for all pools. Be careful of gas spending!
// Update reward variables for all pools. Be careful of gas spending!
function massUpdatePools() public {
function massUpdatePools() public {
uint256 length = poolInfo.length;
uint256 length = poolInfo.length;
for (uint256 pid = 0; pid < length; ++pid) {
for (uint256 pid = 0; pid < length; ++pid) {
updatePool(pid);
updatePool(pid);
}
}
}
}
// Update reward variables of the given pool to be up-to-date.
// Update reward variables of the given pool to be up-to-date.
function updatePool(uint256 _pid) public {
function updatePool(uint256 _pid) public {
PoolInfo storage pool = poolInfo[_pid];
PoolInfo storage pool = poolInfo[_pid];
if (block.number <= pool.lastRewardBlock) {
if (block.number <= pool.lastRewardBlock) {
return;
return;
}
}
uint256 lpSupply = pool.lpToken.balanceOf(address(this));
uint256 lpSupply = pool.lpToken.balanceOf(address(this));
if (lpSupply == 0 || pool.allocPoint == 0) {
if (lpSupply == 0 || pool.allocPoint == 0) {
pool.lastRewardBlock = block.number;
pool.lastRewardBlock = block.number;
return;
return;
}
}
uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number);
uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number);
複製
已複製
複製
已複製
uint256
panther
Reward = multiplier.mul(
panther
PerBlock).mul(pool.allocPoint).div(totalAllocPoint);
uint256
blaze
Reward = multiplier.mul(
blaze
PerBlock).mul(pool.allocPoint).div(totalAllocPoint);
panther
.mint(devAddress,
panther
Reward.div(10));
blaze
.mint(devAddress,
blaze
Reward.div(10));
panther
.mint(address(this),
panther
Reward);
blaze
.mint(address(this),
blaze
Reward);
pool.acc
Panther
PerShare = pool.acc
Panther
PerShare.add(
panther
Reward.mul(1e12).div(lpSupply));
pool.acc
Blaze
PerShare = pool.acc
Blaze
PerShare.add(
blaze
Reward.mul(1e12).div(lpSupply));
pool.lastRewardBlock = block.number;
pool.lastRewardBlock = block.number;
}
}
複製
已複製
複製
已複製
// Deposit LP tokens to
MasterChef
for
PANTHER
allocation.
// Deposit LP tokens to
CookingFire
for
BLAZE
allocation.
function deposit(uint256 _pid, uint256 _amount, address _referrer) public nonReentrant {
function deposit(uint256 _pid, uint256 _amount, address _referrer) public nonReentrant {
PoolInfo storage pool = poolInfo[_pid];
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][msg.sender];
UserInfo storage user = userInfo[_pid][msg.sender];
updatePool(_pid);
updatePool(_pid);
複製
已複製
複製
已複製
if (_amount > 0 && address(
panther
Referral) != address(0) && _referrer != address(0) && _referrer != msg.sender) {
if (_amount > 0 && address(
blaze
Referral) != address(0) && _referrer != address(0) && _referrer != msg.sender) {
panther
Referral.recordReferral(msg.sender, _referrer);
blaze
Referral.recordReferral(msg.sender, _referrer);
}
}
複製
已複製
複製
已複製
payOrLockupPending
Panther
(_pid);
payOrLockupPending
Blaze
(_pid);
if (_amount > 0) {
if (_amount > 0) {
pool.lpToken.safeTransferFrom(address(msg.sender), address(this), _amount);
pool.lpToken.safeTransferFrom(address(msg.sender), address(this), _amount);
複製
已複製
複製
已複製
if (address(pool.lpToken) == address(panther)) {
uint256 transferTax = _amount.mul(panther.transferTaxRate()).div(10000);
_amount = _amount.sub(transferTax);
}
if (pool.depositFeeBP > 0) {
if (pool.depositFeeBP > 0) {
uint256 depositFee = _amount.mul(pool.depositFeeBP).div(10000);
uint256 depositFee = _amount.mul(pool.depositFeeBP).div(10000);
pool.lpToken.safeTransfer(feeAddress, depositFee);
pool.lpToken.safeTransfer(feeAddress, depositFee);
user.amount = user.amount.add(_amount).sub(depositFee);
user.amount = user.amount.add(_amount).sub(depositFee);
} else {
} else {
user.amount = user.amount.add(_amount);
user.amount = user.amount.add(_amount);
}
}
}
}
複製
已複製
複製
已複製
user.rewardDebt = user.amount.mul(pool.acc
Panther
PerShare).div(1e12);
user.rewardDebt = user.amount.mul(pool.acc
Blaze
PerShare).div(1e12);
emit Deposit(msg.sender, _pid, _amount);
emit Deposit(msg.sender, _pid, _amount);
}
}
複製
已複製
複製
已複製
// Withdraw LP tokens from
MasterChef
.
// Withdraw LP tokens from
CookingFire
.
function withdraw(uint256 _pid, uint256 _amount) public nonReentrant {
function withdraw(uint256 _pid, uint256 _amount) public nonReentrant {
PoolInfo storage pool = poolInfo[_pid];
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][msg.sender];
UserInfo storage user = userInfo[_pid][msg.sender];
require(user.amount >= _amount, "withdraw: not good");
require(user.amount >= _amount, "withdraw: not good");
updatePool(_pid);
updatePool(_pid);
複製
已複製
複製
已複製
payOrLockupPending
Panther
(_pid);
payOrLockupPending
Blaze
(_pid);
if (_amount > 0) {
if (_amount > 0) {
user.amount = user.amount.sub(_amount);
user.amount = user.amount.sub(_amount);
pool.lpToken.safeTransfer(address(msg.sender), _amount);
pool.lpToken.safeTransfer(address(msg.sender), _amount);
}
}
複製
已複製
複製
已複製
user.rewardDebt = user.amount.mul(pool.acc
Panther
PerShare).div(1e12);
user.rewardDebt = user.amount.mul(pool.acc
Blaze
PerShare).div(1e12);
emit Withdraw(msg.sender, _pid, _amount);
emit Withdraw(msg.sender, _pid, _amount);
}
}
// Withdraw without caring about rewards. EMERGENCY ONLY.
// Withdraw without caring about rewards. EMERGENCY ONLY.
function emergencyWithdraw(uint256 _pid) public nonReentrant {
function emergencyWithdraw(uint256 _pid) public nonReentrant {
PoolInfo storage pool = poolInfo[_pid];
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][msg.sender];
UserInfo storage user = userInfo[_pid][msg.sender];
uint256 amount = user.amount;
uint256 amount = user.amount;
user.amount = 0;
user.amount = 0;
user.rewardDebt = 0;
user.rewardDebt = 0;
user.rewardLockedUp = 0;
user.rewardLockedUp = 0;
user.nextHarvestUntil = 0;
user.nextHarvestUntil = 0;
pool.lpToken.safeTransfer(address(msg.sender), amount);
pool.lpToken.safeTransfer(address(msg.sender), amount);
emit EmergencyWithdraw(msg.sender, _pid, amount);
emit EmergencyWithdraw(msg.sender, _pid, amount);
}
}
複製
已複製
複製
已複製
// Pay or lockup pending
PANTHERs
.
// Pay or lockup pending
BLAZEs
.
function payOrLockupPending
Panther
(uint256 _pid) internal {
function payOrLockupPending
Blaze
(uint256 _pid) internal {
PoolInfo storage pool = poolInfo[_pid];
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][msg.sender];
UserInfo storage user = userInfo[_pid][msg.sender];
if (user.nextHarvestUntil == 0) {
if (user.nextHarvestUntil == 0) {
user.nextHarvestUntil = block.timestamp.add(pool.harvestInterval);
user.nextHarvestUntil = block.timestamp.add(pool.harvestInterval);
}
}
複製
已複製
複製
已複製
uint256 pending = user.amount.mul(pool.acc
Panther
PerShare).div(1e12).sub(user.rewardDebt);
uint256 pending = user.amount.mul(pool.acc
Blaze
PerShare).div(1e12).sub(user.rewardDebt);
if (canHarvest(_pid, msg.sender)) {
if (canHarvest(_pid, msg.sender)) {
if (pending > 0 || user.rewardLockedUp > 0) {
if (pending > 0 || user.rewardLockedUp > 0) {
uint256 totalRewards = pending.add(user.rewardLockedUp);
uint256 totalRewards = pending.add(user.rewardLockedUp);
// reset lockup
// reset lockup
totalLockedUpRewards = totalLockedUpRewards.sub(user.rewardLockedUp);
totalLockedUpRewards = totalLockedUpRewards.sub(user.rewardLockedUp);
user.rewardLockedUp = 0;
user.rewardLockedUp = 0;
user.nextHarvestUntil = block.timestamp.add(pool.harvestInterval);
user.nextHarvestUntil = block.timestamp.add(pool.harvestInterval);
// send rewards
// send rewards
複製
已複製
複製
已複製
safe
Panther
Transfer(msg.sender, totalRewards);
safe
Blaze
Transfer(msg.sender, totalRewards);
payReferralCommission(msg.sender, totalRewards);
payReferralCommission(msg.sender, totalRewards);
}
}
} else if (pending > 0) {
} else if (pending > 0) {
user.rewardLockedUp = user.rewardLockedUp.add(pending);
user.rewardLockedUp = user.rewardLockedUp.add(pending);
totalLockedUpRewards = totalLockedUpRewards.add(pending);
totalLockedUpRewards = totalLockedUpRewards.add(pending);
emit RewardLockedUp(msg.sender, _pid, pending);
emit RewardLockedUp(msg.sender, _pid, pending);
}
}
}
}
複製
已複製
複製
已複製
// Safe
panther
transfer function, just in case if rounding error causes pool to not have enough
PANTHERs
.
// Safe
blaze
transfer function, just in case if rounding error causes pool to not have enough
BLAZEs
.
function safe
Panther
Transfer(address _to, uint256 _amount) internal {
function safe
Blaze
Transfer(address _to, uint256 _amount) internal {
uint256
pantherBal
=
panther
.balanceOf(address(this));
uint256
blazeBal
=
blaze
.balanceOf(address(this));
if (_amount >
pantherBal
) {
if (_amount >
blazeBal
) {
panther
.transfer(_to,
pantherBal
);
blaze
.transfer(_to,
blazeBal
);
} else {
} else {
複製
已複製
複製
已複製
panther
.transfer(_to, _amount);
blaze
.transfer(_to, _amount);
}
}
}
}
// Update dev address by the previous dev.
// Update dev address by the previous dev.
複製
已複製
複製
已複製
function setOperator(address _op) public onlyOperator {
_operator = _op;
}
function setDevAddress(address _devAddress) public {
function setDevAddress(address _devAddress) public {
require(msg.sender == devAddress, "setDevAddress: FORBIDDEN");
require(msg.sender == devAddress, "setDevAddress: FORBIDDEN");
require(_devAddress != address(0), "setDevAddress: ZERO");
require(_devAddress != address(0), "setDevAddress: ZERO");
devAddress = _devAddress;
devAddress = _devAddress;
}
}
function setFeeAddress(address _feeAddress) public {
function setFeeAddress(address _feeAddress) public {
require(msg.sender == feeAddress, "setFeeAddress: FORBIDDEN");
require(msg.sender == feeAddress, "setFeeAddress: FORBIDDEN");
require(_feeAddress != address(0), "setFeeAddress: ZERO");
require(_feeAddress != address(0), "setFeeAddress: ZERO");
feeAddress = _feeAddress;
feeAddress = _feeAddress;
}
}
// Pancake has to add hidden dummy pools in order to alter the emission, here we make it simple and transparent to all.
// Pancake has to add hidden dummy pools in order to alter the emission, here we make it simple and transparent to all.
複製
已複製
複製
已複製
function updateEmissionRate(uint256 _
panther
PerBlock) public onlyO
wner
{
function updateEmissionRate(uint256 _
blaze
PerBlock) public onlyO
perator
{
massUpdatePools();
massUpdatePools();
複製
已複製
複製
已複製
emit EmissionRateUpdated(msg.sender,
panther
PerBlock, _
panther
PerBlock);
emit EmissionRateUpdated(msg.sender,
blaze
PerBlock, _
blaze
PerBlock);
panther
PerBlock = _
panther
PerBlock;
blaze
PerBlock = _
blaze
PerBlock;
}
}
複製
已複製
複製
已複製
// Update the
panther
referral contract address by the owner
// Update the
blaze
referral contract address by the owner
function set
Panther
Referral(I
Panther
Referral _
panther
Referral) public onlyOwner {
function set
Blaze
Referral(I
Blaze
Referral _
blaze
Referral) public onlyOwner {
panther
Referral = _
panther
Referral;
blaze
Referral = _
blaze
Referral;
}
}
// Update referral commission rate by the owner
// Update referral commission rate by the owner
function setReferralCommissionRate(uint16 _referralCommissionRate) public onlyOwner {
function setReferralCommissionRate(uint16 _referralCommissionRate) public onlyOwner {
require(_referralCommissionRate <= MAXIMUM_REFERRAL_COMMISSION_RATE, "setReferralCommissionRate: invalid referral commission rate basis points");
require(_referralCommissionRate <= MAXIMUM_REFERRAL_COMMISSION_RATE, "setReferralCommissionRate: invalid referral commission rate basis points");
referralCommissionRate = _referralCommissionRate;
referralCommissionRate = _referralCommissionRate;
}
}
// Pay referral commission to the referrer who referred this user.
// Pay referral commission to the referrer who referred this user.
function payReferralCommission(address _user, uint256 _pending) internal {
function payReferralCommission(address _user, uint256 _pending) internal {
複製
已複製
複製
已複製
if (address(
panther
Referral) != address(0) && referralCommissionRate > 0) {
if (address(
blaze
Referral) != address(0) && referralCommissionRate > 0) {
address referrer =
panther
Referral.getReferrer(_user);
address referrer =
blaze
Referral.getReferrer(_user);
uint256 commissionAmount = _pending.mul(referralCommissionRate).div(10000);
uint256 commissionAmount = _pending.mul(referralCommissionRate).div(10000);
if (referrer != address(0) && commissionAmount > 0) {
if (referrer != address(0) && commissionAmount > 0) {
複製
已複製
複製
已複製
panther
.mint(referrer, commissionAmount);
blaze
.mint(referrer, commissionAmount);
panther
Referral.recordReferralCommission(referrer, commissionAmount);
blaze
Referral.recordReferralCommission(referrer, commissionAmount);
emit ReferralCommissionPaid(_user, referrer, commissionAmount);
emit ReferralCommissionPaid(_user, referrer, commissionAmount);
}
}
}
}
}
}
}
}
已保存差異
原始文本
開啟檔案
contract MasterChef is Ownable, ReentrancyGuard { using SafeMath for uint256; using SafeBEP20 for IBEP20; // Info of each user. struct UserInfo { uint256 amount; // How many LP tokens the user has provided. uint256 rewardDebt; // Reward debt. See explanation below. uint256 rewardLockedUp; // Reward locked up. uint256 nextHarvestUntil; // When can the user harvest again. // // We do some fancy math here. Basically, any point in time, the amount of PANTHERs // entitled to a user but is pending to be distributed is: // // pending reward = (user.amount * pool.accPantherPerShare) - user.rewardDebt // // Whenever a user deposits or withdraws LP tokens to a pool. Here's what happens: // 1. The pool's `accPantherPerShare` (and `lastRewardBlock`) gets updated. // 2. User receives the pending reward sent to his/her address. // 3. User's `amount` gets updated. // 4. User's `rewardDebt` gets updated. } // Info of each pool. struct PoolInfo { IBEP20 lpToken; // Address of LP token contract. uint256 allocPoint; // How many allocation points assigned to this pool. PANTHERs to distribute per block. uint256 lastRewardBlock; // Last block number that PANTHERs distribution occurs. uint256 accPantherPerShare; // Accumulated PANTHERs per share, times 1e12. See below. uint16 depositFeeBP; // Deposit fee in basis points uint256 harvestInterval; // Harvest interval in seconds } // The PANTHER TOKEN! PantherToken public panther; // Dev address. address public devAddress; // Deposit Fee address address public feeAddress; // PANTHER tokens created per block. uint256 public pantherPerBlock; // Bonus muliplier for early panther makers. uint256 public constant BONUS_MULTIPLIER = 1; // Max harvest interval: 14 days. uint256 public constant MAXIMUM_HARVEST_INTERVAL = 14 days; // Info of each pool. PoolInfo[] public poolInfo; // Info of each user that stakes LP tokens. mapping(uint256 => mapping(address => UserInfo)) public userInfo; // Total allocation points. Must be the sum of all allocation points in all pools. uint256 public totalAllocPoint = 0; // The block number when PANTHER mining starts. uint256 public startBlock; // Total locked up rewards uint256 public totalLockedUpRewards; // Panther referral contract address. IPantherReferral public pantherReferral; // Referral commission rate in basis points. uint16 public referralCommissionRate = 100; // Max referral commission rate: 10%. uint16 public constant MAXIMUM_REFERRAL_COMMISSION_RATE = 1000; event Deposit(address indexed user, uint256 indexed pid, uint256 amount); event Withdraw(address indexed user, uint256 indexed pid, uint256 amount); event EmergencyWithdraw(address indexed user, uint256 indexed pid, uint256 amount); event EmissionRateUpdated(address indexed caller, uint256 previousAmount, uint256 newAmount); event ReferralCommissionPaid(address indexed user, address indexed referrer, uint256 commissionAmount); event RewardLockedUp(address indexed user, uint256 indexed pid, uint256 amountLockedUp); constructor( PantherToken _panther, uint256 _startBlock, uint256 _pantherPerBlock ) public { panther = _panther; startBlock = _startBlock; pantherPerBlock = _pantherPerBlock; devAddress = msg.sender; feeAddress = msg.sender; } function poolLength() external view returns (uint256) { return poolInfo.length; } // Add a new lp to the pool. Can only be called by the owner. // XXX DO NOT add the same LP token more than once. Rewards will be messed up if you do. function add(uint256 _allocPoint, IBEP20 _lpToken, uint16 _depositFeeBP, uint256 _harvestInterval, bool _withUpdate) public onlyOwner { require(_depositFeeBP <= 10000, "add: invalid deposit fee basis points"); require(_harvestInterval <= MAXIMUM_HARVEST_INTERVAL, "add: invalid harvest interval"); if (_withUpdate) { massUpdatePools(); } uint256 lastRewardBlock = block.number > startBlock ? block.number : startBlock; totalAllocPoint = totalAllocPoint.add(_allocPoint); poolInfo.push(PoolInfo({ lpToken: _lpToken, allocPoint: _allocPoint, lastRewardBlock: lastRewardBlock, accPantherPerShare: 0, depositFeeBP: _depositFeeBP, harvestInterval: _harvestInterval })); } // Update the given pool's PANTHER allocation point and deposit fee. Can only be called by the owner. function set(uint256 _pid, uint256 _allocPoint, uint16 _depositFeeBP, uint256 _harvestInterval, bool _withUpdate) public onlyOwner { require(_depositFeeBP <= 10000, "set: invalid deposit fee basis points"); require(_harvestInterval <= MAXIMUM_HARVEST_INTERVAL, "set: invalid harvest interval"); if (_withUpdate) { massUpdatePools(); } totalAllocPoint = totalAllocPoint.sub(poolInfo[_pid].allocPoint).add(_allocPoint); poolInfo[_pid].allocPoint = _allocPoint; poolInfo[_pid].depositFeeBP = _depositFeeBP; poolInfo[_pid].harvestInterval = _harvestInterval; } // Return reward multiplier over the given _from to _to block. function getMultiplier(uint256 _from, uint256 _to) public pure returns (uint256) { return _to.sub(_from).mul(BONUS_MULTIPLIER); } // View function to see pending PANTHERs on frontend. function pendingPanther(uint256 _pid, address _user) external view returns (uint256) { PoolInfo storage pool = poolInfo[_pid]; UserInfo storage user = userInfo[_pid][_user]; uint256 accPantherPerShare = pool.accPantherPerShare; uint256 lpSupply = pool.lpToken.balanceOf(address(this)); if (block.number > pool.lastRewardBlock && lpSupply != 0) { uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number); uint256 pantherReward = multiplier.mul(pantherPerBlock).mul(pool.allocPoint).div(totalAllocPoint); accPantherPerShare = accPantherPerShare.add(pantherReward.mul(1e12).div(lpSupply)); } uint256 pending = user.amount.mul(accPantherPerShare).div(1e12).sub(user.rewardDebt); return pending.add(user.rewardLockedUp); } // View function to see if user can harvest PANTHERs. function canHarvest(uint256 _pid, address _user) public view returns (bool) { UserInfo storage user = userInfo[_pid][_user]; return block.timestamp >= user.nextHarvestUntil; } // Update reward variables for all pools. Be careful of gas spending! function massUpdatePools() public { uint256 length = poolInfo.length; for (uint256 pid = 0; pid < length; ++pid) { updatePool(pid); } } // Update reward variables of the given pool to be up-to-date. function updatePool(uint256 _pid) public { PoolInfo storage pool = poolInfo[_pid]; if (block.number <= pool.lastRewardBlock) { return; } uint256 lpSupply = pool.lpToken.balanceOf(address(this)); if (lpSupply == 0 || pool.allocPoint == 0) { pool.lastRewardBlock = block.number; return; } uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number); uint256 pantherReward = multiplier.mul(pantherPerBlock).mul(pool.allocPoint).div(totalAllocPoint); panther.mint(devAddress, pantherReward.div(10)); panther.mint(address(this), pantherReward); pool.accPantherPerShare = pool.accPantherPerShare.add(pantherReward.mul(1e12).div(lpSupply)); pool.lastRewardBlock = block.number; } // Deposit LP tokens to MasterChef for PANTHER allocation. function deposit(uint256 _pid, uint256 _amount, address _referrer) public nonReentrant { PoolInfo storage pool = poolInfo[_pid]; UserInfo storage user = userInfo[_pid][msg.sender]; updatePool(_pid); if (_amount > 0 && address(pantherReferral) != address(0) && _referrer != address(0) && _referrer != msg.sender) { pantherReferral.recordReferral(msg.sender, _referrer); } payOrLockupPendingPanther(_pid); if (_amount > 0) { pool.lpToken.safeTransferFrom(address(msg.sender), address(this), _amount); if (address(pool.lpToken) == address(panther)) { uint256 transferTax = _amount.mul(panther.transferTaxRate()).div(10000); _amount = _amount.sub(transferTax); } if (pool.depositFeeBP > 0) { uint256 depositFee = _amount.mul(pool.depositFeeBP).div(10000); pool.lpToken.safeTransfer(feeAddress, depositFee); user.amount = user.amount.add(_amount).sub(depositFee); } else { user.amount = user.amount.add(_amount); } } user.rewardDebt = user.amount.mul(pool.accPantherPerShare).div(1e12); emit Deposit(msg.sender, _pid, _amount); } // Withdraw LP tokens from MasterChef. function withdraw(uint256 _pid, uint256 _amount) public nonReentrant { PoolInfo storage pool = poolInfo[_pid]; UserInfo storage user = userInfo[_pid][msg.sender]; require(user.amount >= _amount, "withdraw: not good"); updatePool(_pid); payOrLockupPendingPanther(_pid); if (_amount > 0) { user.amount = user.amount.sub(_amount); pool.lpToken.safeTransfer(address(msg.sender), _amount); } user.rewardDebt = user.amount.mul(pool.accPantherPerShare).div(1e12); emit Withdraw(msg.sender, _pid, _amount); } // Withdraw without caring about rewards. EMERGENCY ONLY. function emergencyWithdraw(uint256 _pid) public nonReentrant { PoolInfo storage pool = poolInfo[_pid]; UserInfo storage user = userInfo[_pid][msg.sender]; uint256 amount = user.amount; user.amount = 0; user.rewardDebt = 0; user.rewardLockedUp = 0; user.nextHarvestUntil = 0; pool.lpToken.safeTransfer(address(msg.sender), amount); emit EmergencyWithdraw(msg.sender, _pid, amount); } // Pay or lockup pending PANTHERs. function payOrLockupPendingPanther(uint256 _pid) internal { PoolInfo storage pool = poolInfo[_pid]; UserInfo storage user = userInfo[_pid][msg.sender]; if (user.nextHarvestUntil == 0) { user.nextHarvestUntil = block.timestamp.add(pool.harvestInterval); } uint256 pending = user.amount.mul(pool.accPantherPerShare).div(1e12).sub(user.rewardDebt); if (canHarvest(_pid, msg.sender)) { if (pending > 0 || user.rewardLockedUp > 0) { uint256 totalRewards = pending.add(user.rewardLockedUp); // reset lockup totalLockedUpRewards = totalLockedUpRewards.sub(user.rewardLockedUp); user.rewardLockedUp = 0; user.nextHarvestUntil = block.timestamp.add(pool.harvestInterval); // send rewards safePantherTransfer(msg.sender, totalRewards); payReferralCommission(msg.sender, totalRewards); } } else if (pending > 0) { user.rewardLockedUp = user.rewardLockedUp.add(pending); totalLockedUpRewards = totalLockedUpRewards.add(pending); emit RewardLockedUp(msg.sender, _pid, pending); } } // Safe panther transfer function, just in case if rounding error causes pool to not have enough PANTHERs. function safePantherTransfer(address _to, uint256 _amount) internal { uint256 pantherBal = panther.balanceOf(address(this)); if (_amount > pantherBal) { panther.transfer(_to, pantherBal); } else { panther.transfer(_to, _amount); } } // Update dev address by the previous dev. function setDevAddress(address _devAddress) public { require(msg.sender == devAddress, "setDevAddress: FORBIDDEN"); require(_devAddress != address(0), "setDevAddress: ZERO"); devAddress = _devAddress; } function setFeeAddress(address _feeAddress) public { require(msg.sender == feeAddress, "setFeeAddress: FORBIDDEN"); require(_feeAddress != address(0), "setFeeAddress: ZERO"); feeAddress = _feeAddress; } // Pancake has to add hidden dummy pools in order to alter the emission, here we make it simple and transparent to all. function updateEmissionRate(uint256 _pantherPerBlock) public onlyOwner { massUpdatePools(); emit EmissionRateUpdated(msg.sender, pantherPerBlock, _pantherPerBlock); pantherPerBlock = _pantherPerBlock; } // Update the panther referral contract address by the owner function setPantherReferral(IPantherReferral _pantherReferral) public onlyOwner { pantherReferral = _pantherReferral; } // Update referral commission rate by the owner function setReferralCommissionRate(uint16 _referralCommissionRate) public onlyOwner { require(_referralCommissionRate <= MAXIMUM_REFERRAL_COMMISSION_RATE, "setReferralCommissionRate: invalid referral commission rate basis points"); referralCommissionRate = _referralCommissionRate; } // Pay referral commission to the referrer who referred this user. function payReferralCommission(address _user, uint256 _pending) internal { if (address(pantherReferral) != address(0) && referralCommissionRate > 0) { address referrer = pantherReferral.getReferrer(_user); uint256 commissionAmount = _pending.mul(referralCommissionRate).div(10000); if (referrer != address(0) && commissionAmount > 0) { panther.mint(referrer, commissionAmount); pantherReferral.recordReferralCommission(referrer, commissionAmount); emit ReferralCommissionPaid(_user, referrer, commissionAmount); } } } }
更改後文本
開啟檔案
contract CookingFire is Ownable, ReentrancyGuard { using SafeMath for uint256; using SafeBEP20 for IBEP20; // Info of each user. struct UserInfo { uint256 amount; // How many LP tokens the user has provided. uint256 rewardDebt; // Reward debt. See explanation below. uint256 rewardLockedUp; // Reward locked up. uint256 nextHarvestUntil; // When can the user harvest again. // // We do some fancy math here. Basically, any point in time, the amount of BLAZEs // entitled to a user but is pending to be distributed is: // // pending reward = (user.amount * pool.accBlazePerShare) - user.rewardDebt // // Whenever a user deposits or withdraws LP tokens to a pool. Here's what happens: // 1. The pool's `accBlazePerShare` (and `lastRewardBlock`) gets updated. // 2. User receives the pending reward sent to his/her address. // 3. User's `amount` gets updated. // 4. User's `rewardDebt` gets updated. } // Info of each pool. struct PoolInfo { IBEP20 lpToken; // Address of LP token contract. uint256 allocPoint; // How many allocation points assigned to this pool. BLAZEs to distribute per block. uint256 lastRewardBlock; // Last block number that BLAZEs distribution occurs. uint256 accBlazePerShare; // Accumulated BLAZEs per share, times 1e12. See below. uint16 depositFeeBP; // Deposit fee in basis points uint256 harvestInterval; // Harvest interval in seconds } // The BLAZE TOKEN! BlazeToken public blaze; // Dev address. address public devAddress; // Deposit Fee address address public feeAddress; // BLAZE tokens created per block. uint256 public blazePerBlock; // Bonus muliplier for early blaze makers. uint256 public constant BONUS_MULTIPLIER = 1; // Max harvest interval: 14 days. uint256 public constant MAXIMUM_HARVEST_INTERVAL = 14 days; // Info of each pool. PoolInfo[] public poolInfo; // Info of each user that stakes LP tokens. mapping(uint256 => mapping(address => UserInfo)) public userInfo; // Total allocation points. Must be the sum of all allocation points in all pools. uint256 public totalAllocPoint = 0; // The block number when BLAZE mining starts. uint256 public startBlock; // Total locked up rewards uint256 public totalLockedUpRewards; // Blaze referral contract address. IBlazeReferral public blazeReferral; // Referral commission rate in basis points. uint16 public referralCommissionRate = 100; // Max referral commission rate: 10%. uint16 public constant MAXIMUM_REFERRAL_COMMISSION_RATE = 1000; address private _operator; event Deposit(address indexed user, uint256 indexed pid, uint256 amount); event Withdraw(address indexed user, uint256 indexed pid, uint256 amount); event EmergencyWithdraw(address indexed user, uint256 indexed pid, uint256 amount); event EmissionRateUpdated(address indexed caller, uint256 previousAmount, uint256 newAmount); event ReferralCommissionPaid(address indexed user, address indexed referrer, uint256 commissionAmount); event RewardLockedUp(address indexed user, uint256 indexed pid, uint256 amountLockedUp); modifier onlyOperator() { require(_operator == msg.sender, "operator: caller is not the operator"); _; } constructor( BlazeToken _blaze, uint256 _startBlock, uint256 _blazePerBlock ) public { blaze = _blaze; startBlock = _startBlock; blazePerBlock = _blazePerBlock; _operator = msg.sender; devAddress = msg.sender; feeAddress = msg.sender; } function poolLength() external view returns (uint256) { return poolInfo.length; } function updateOperator(address _op) public onlyOperator { _operator = _op; } function updateStartBlock(uint256 _startBlock) public onlyOperator { require(block.number > startBlock, "updateStartBlock: farming already initiated"); startBlock = _startBlock; } // Add a new lp to the pool. Can only be called by the owner. // XXX DO NOT add the same LP token more than once. Rewards will be messed up if you do. function add(uint256 _allocPoint, IBEP20 _lpToken, uint16 _depositFeeBP, uint256 _harvestInterval, bool _withUpdate) public onlyOperator { require(_depositFeeBP <= 10000, "add: invalid deposit fee basis points"); require(_harvestInterval <= MAXIMUM_HARVEST_INTERVAL, "add: invalid harvest interval"); if (_withUpdate) { massUpdatePools(); } uint256 lastRewardBlock = block.number > startBlock ? block.number : startBlock; totalAllocPoint = totalAllocPoint.add(_allocPoint); poolInfo.push(PoolInfo({ lpToken: _lpToken, allocPoint: _allocPoint, lastRewardBlock: lastRewardBlock, accBlazePerShare: 0, depositFeeBP: _depositFeeBP, harvestInterval: _harvestInterval })); } // Update the given pool's BLAZE allocation point and deposit fee. Can only be called by the owner. function set(uint256 _pid, uint256 _allocPoint, uint16 _depositFeeBP, uint256 _harvestInterval, bool _withUpdate) public onlyOperator { require(_depositFeeBP <= 10000, "set: invalid deposit fee basis points"); require(_harvestInterval <= MAXIMUM_HARVEST_INTERVAL, "set: invalid harvest interval"); if (_withUpdate) { massUpdatePools(); } totalAllocPoint = totalAllocPoint.sub(poolInfo[_pid].allocPoint).add(_allocPoint); poolInfo[_pid].allocPoint = _allocPoint; poolInfo[_pid].depositFeeBP = _depositFeeBP; poolInfo[_pid].harvestInterval = _harvestInterval; } // Return reward multiplier over the given _from to _to block. function getMultiplier(uint256 _from, uint256 _to) public pure returns (uint256) { return _to.sub(_from).mul(BONUS_MULTIPLIER); } // View function to see pending BLAZEs on frontend. function pendingBlaze(uint256 _pid, address _user) external view returns (uint256) { PoolInfo storage pool = poolInfo[_pid]; UserInfo storage user = userInfo[_pid][_user]; uint256 accBlazePerShare = pool.accBlazePerShare; uint256 lpSupply = pool.lpToken.balanceOf(address(this)); if (block.number > pool.lastRewardBlock && lpSupply != 0) { uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number); uint256 blazeReward = multiplier.mul(blazePerBlock).mul(pool.allocPoint).div(totalAllocPoint); accBlazePerShare = accBlazePerShare.add(blazeReward.mul(1e12).div(lpSupply)); } uint256 pending = user.amount.mul(accBlazePerShare).div(1e12).sub(user.rewardDebt); return pending.add(user.rewardLockedUp); } // View function to see if user can harvest BLAZEs. function canHarvest(uint256 _pid, address _user) public view returns (bool) { UserInfo storage user = userInfo[_pid][_user]; return block.timestamp >= user.nextHarvestUntil; } // Update reward variables for all pools. Be careful of gas spending! function massUpdatePools() public { uint256 length = poolInfo.length; for (uint256 pid = 0; pid < length; ++pid) { updatePool(pid); } } // Update reward variables of the given pool to be up-to-date. function updatePool(uint256 _pid) public { PoolInfo storage pool = poolInfo[_pid]; if (block.number <= pool.lastRewardBlock) { return; } uint256 lpSupply = pool.lpToken.balanceOf(address(this)); if (lpSupply == 0 || pool.allocPoint == 0) { pool.lastRewardBlock = block.number; return; } uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number); uint256 blazeReward = multiplier.mul(blazePerBlock).mul(pool.allocPoint).div(totalAllocPoint); blaze.mint(devAddress, blazeReward.div(10)); blaze.mint(address(this), blazeReward); pool.accBlazePerShare = pool.accBlazePerShare.add(blazeReward.mul(1e12).div(lpSupply)); pool.lastRewardBlock = block.number; } // Deposit LP tokens to CookingFire for BLAZE allocation. function deposit(uint256 _pid, uint256 _amount, address _referrer) public nonReentrant { PoolInfo storage pool = poolInfo[_pid]; UserInfo storage user = userInfo[_pid][msg.sender]; updatePool(_pid); if (_amount > 0 && address(blazeReferral) != address(0) && _referrer != address(0) && _referrer != msg.sender) { blazeReferral.recordReferral(msg.sender, _referrer); } payOrLockupPendingBlaze(_pid); if (_amount > 0) { pool.lpToken.safeTransferFrom(address(msg.sender), address(this), _amount); if (pool.depositFeeBP > 0) { uint256 depositFee = _amount.mul(pool.depositFeeBP).div(10000); pool.lpToken.safeTransfer(feeAddress, depositFee); user.amount = user.amount.add(_amount).sub(depositFee); } else { user.amount = user.amount.add(_amount); } } user.rewardDebt = user.amount.mul(pool.accBlazePerShare).div(1e12); emit Deposit(msg.sender, _pid, _amount); } // Withdraw LP tokens from CookingFire. function withdraw(uint256 _pid, uint256 _amount) public nonReentrant { PoolInfo storage pool = poolInfo[_pid]; UserInfo storage user = userInfo[_pid][msg.sender]; require(user.amount >= _amount, "withdraw: not good"); updatePool(_pid); payOrLockupPendingBlaze(_pid); if (_amount > 0) { user.amount = user.amount.sub(_amount); pool.lpToken.safeTransfer(address(msg.sender), _amount); } user.rewardDebt = user.amount.mul(pool.accBlazePerShare).div(1e12); emit Withdraw(msg.sender, _pid, _amount); } // Withdraw without caring about rewards. EMERGENCY ONLY. function emergencyWithdraw(uint256 _pid) public nonReentrant { PoolInfo storage pool = poolInfo[_pid]; UserInfo storage user = userInfo[_pid][msg.sender]; uint256 amount = user.amount; user.amount = 0; user.rewardDebt = 0; user.rewardLockedUp = 0; user.nextHarvestUntil = 0; pool.lpToken.safeTransfer(address(msg.sender), amount); emit EmergencyWithdraw(msg.sender, _pid, amount); } // Pay or lockup pending BLAZEs. function payOrLockupPendingBlaze(uint256 _pid) internal { PoolInfo storage pool = poolInfo[_pid]; UserInfo storage user = userInfo[_pid][msg.sender]; if (user.nextHarvestUntil == 0) { user.nextHarvestUntil = block.timestamp.add(pool.harvestInterval); } uint256 pending = user.amount.mul(pool.accBlazePerShare).div(1e12).sub(user.rewardDebt); if (canHarvest(_pid, msg.sender)) { if (pending > 0 || user.rewardLockedUp > 0) { uint256 totalRewards = pending.add(user.rewardLockedUp); // reset lockup totalLockedUpRewards = totalLockedUpRewards.sub(user.rewardLockedUp); user.rewardLockedUp = 0; user.nextHarvestUntil = block.timestamp.add(pool.harvestInterval); // send rewards safeBlazeTransfer(msg.sender, totalRewards); payReferralCommission(msg.sender, totalRewards); } } else if (pending > 0) { user.rewardLockedUp = user.rewardLockedUp.add(pending); totalLockedUpRewards = totalLockedUpRewards.add(pending); emit RewardLockedUp(msg.sender, _pid, pending); } } // Safe blaze transfer function, just in case if rounding error causes pool to not have enough BLAZEs. function safeBlazeTransfer(address _to, uint256 _amount) internal { uint256 blazeBal = blaze.balanceOf(address(this)); if (_amount > blazeBal) { blaze.transfer(_to, blazeBal); } else { blaze.transfer(_to, _amount); } } // Update dev address by the previous dev. function setOperator(address _op) public onlyOperator { _operator = _op; } function setDevAddress(address _devAddress) public { require(msg.sender == devAddress, "setDevAddress: FORBIDDEN"); require(_devAddress != address(0), "setDevAddress: ZERO"); devAddress = _devAddress; } function setFeeAddress(address _feeAddress) public { require(msg.sender == feeAddress, "setFeeAddress: FORBIDDEN"); require(_feeAddress != address(0), "setFeeAddress: ZERO"); feeAddress = _feeAddress; } // Pancake has to add hidden dummy pools in order to alter the emission, here we make it simple and transparent to all. function updateEmissionRate(uint256 _blazePerBlock) public onlyOperator { massUpdatePools(); emit EmissionRateUpdated(msg.sender, blazePerBlock, _blazePerBlock); blazePerBlock = _blazePerBlock; } // Update the blaze referral contract address by the owner function setBlazeReferral(IBlazeReferral _blazeReferral) public onlyOwner { blazeReferral = _blazeReferral; } // Update referral commission rate by the owner function setReferralCommissionRate(uint16 _referralCommissionRate) public onlyOwner { require(_referralCommissionRate <= MAXIMUM_REFERRAL_COMMISSION_RATE, "setReferralCommissionRate: invalid referral commission rate basis points"); referralCommissionRate = _referralCommissionRate; } // Pay referral commission to the referrer who referred this user. function payReferralCommission(address _user, uint256 _pending) internal { if (address(blazeReferral) != address(0) && referralCommissionRate > 0) { address referrer = blazeReferral.getReferrer(_user); uint256 commissionAmount = _pending.mul(referralCommissionRate).div(10000); if (referrer != address(0) && commissionAmount > 0) { blaze.mint(referrer, commissionAmount); blazeReferral.recordReferralCommission(referrer, commissionAmount); emit ReferralCommissionPaid(_user, referrer, commissionAmount); } } } }
尋找差異