Discover more of Etherscan's tools and services in one place.
Sponsored
Contract Source Code:
File 1 of 1 : Vyper_contract
# @version 0.2.4 """ @title Token Minter @author Curve Finance @license MIT """ interface LiquidityGauge: # Presumably, other gauges will provide the same interfaces def integrate_fraction(addr: address) -> uint256: view def user_checkpoint(addr: address) -> bool: nonpayable interface MERC20: def mint(_to: address, _value: uint256) -> bool: nonpayable interface GaugeController: def gauge_types(addr: address) -> int128: view event Minted: recipient: indexed(address) gauge: address minted: uint256 token: public(address) controller: public(address) # user -> gauge -> value minted: public(HashMap[address, HashMap[address, uint256]]) # minter -> user -> can mint? allowed_to_mint_for: public(HashMap[address, HashMap[address, bool]]) @external def __init__(_token: address, _controller: address): self.token = _token self.controller = _controller @internal def _mint_for(gauge_addr: address, _for: address): assert GaugeController(self.controller).gauge_types(gauge_addr) >= 0 # dev: gauge is not added LiquidityGauge(gauge_addr).user_checkpoint(_for) total_mint: uint256 = LiquidityGauge(gauge_addr).integrate_fraction(_for) to_mint: uint256 = total_mint - self.minted[_for][gauge_addr] if to_mint != 0: MERC20(self.token).mint(_for, to_mint) self.minted[_for][gauge_addr] = total_mint log Minted(_for, gauge_addr, total_mint) @external @nonreentrant('lock') def mint(gauge_addr: address): """ @notice Mint everything which belongs to `msg.sender` and send to them @param gauge_addr `LiquidityGauge` address to get mintable amount from """ self._mint_for(gauge_addr, msg.sender) @external @nonreentrant('lock') def mint_many(gauge_addrs: address[8]): """ @notice Mint everything which belongs to `msg.sender` across multiple gauges @param gauge_addrs List of `LiquidityGauge` addresses """ for i in range(8): if gauge_addrs[i] == ZERO_ADDRESS: break self._mint_for(gauge_addrs[i], msg.sender) @external @nonreentrant('lock') def mint_for(gauge_addr: address, _for: address): """ @notice Mint tokens for `_for` @dev Only possible when `msg.sender` has been approved via `toggle_approve_mint` @param gauge_addr `LiquidityGauge` address to get mintable amount from @param _for Address to mint to """ if self.allowed_to_mint_for[msg.sender][_for]: self._mint_for(gauge_addr, _for) @external def toggle_approve_mint(minting_user: address): """ @notice allow `minting_user` to mint for `msg.sender` @param minting_user Address to toggle permission for """ self.allowed_to_mint_for[minting_user][msg.sender] = not self.allowed_to_mint_for[minting_user][msg.sender]
Please enter a contract address above to load the contract details and source code.
This website uses cookies to improve your experience. By continuing to use this website, you agree to its Terms and Privacy Policy.