🧑🔧 XStaking 2.0.0, RevenueRouter 2.0.0#439
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| function notifyRewardAmountToken( | ||
| address token, | ||
| uint amount | ||
| ) external updateRewardForToken(token, address(0)) nonReentrant { | ||
| /// @dev ensure > 0 | ||
| require(amount != 0, IncorrectZeroArgument()); | ||
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| XStakingStorage storage $ = _getXStakingStorage(); | ||
| TokenRewards storage $$ = $.tokenRewards[token]; | ||
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| require($$.allowed, TokenNotAllowed(token)); | ||
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| address _xToken = $.xToken; | ||
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| /// @dev only callable by xToken and RevenueRouter contract | ||
| require(msg.sender == _xToken || msg.sender == IXToken(_xToken).revenueRouter(), IncorrectMsgSender()); | ||
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| /// @dev take the token from a contract to the XStaking | ||
| // slither-disable-next-line unchecked-transfer | ||
| IERC20(token).safeTransferFrom(msg.sender, address(this), amount); | ||
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| uint _periodFinish = $$.periodFinish; | ||
| uint _duration = $.duration; | ||
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| if (block.timestamp >= _periodFinish) { | ||
| /// @dev the new reward rate being the amount divided by the duration | ||
| $$.rewardRate = amount / _duration; | ||
| } else { | ||
| /// @dev remaining seconds until the period finishes | ||
| uint remaining = _periodFinish - block.timestamp; | ||
| /// @dev remaining tokens to stream via t * rate | ||
| uint _left = remaining * $$.rewardRate; | ||
| /// @dev update the rewardRate to the notified amount plus what is left, divided by the duration | ||
| $$.rewardRate = (amount + _left) / _duration; | ||
| } | ||
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| /// @dev update timestamp for the rebase | ||
| $$.lastUpdateTime = block.timestamp; | ||
| /// @dev update periodFinish (when all rewards are streamed) | ||
| $$.periodFinish = block.timestamp + _duration; | ||
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| emit NotifyRewardForToken(token, msg.sender, amount); | ||
| } |
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| } | ||
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| uint amount = IERC20(asset).balanceOf(address(this)); | ||
| ProcessAssetVars memory v; |
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Uninitialized local variables Medium
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| function pendingRevenueAsset(address asset) external view returns (uint) { | ||
| (, uint amount) = _getRevenueRouterStorage().pendingRevenueAsset.tryGet(asset); | ||
| return amount; | ||
| } |
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Unused return Medium
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