Contract 0xbBCf169eE191A1Ba7371F30A1C344bFC498b29Cf

 
Txn Hash Method
Block
From
To
Value
0xf5c913e2b3deeabacc80f3dbbbbb45465251863c013eb65fcae53b8331c3a01fCreate_lock133135722021-09-28 9:52:511 hr 27 mins agoENS Name galo2099.eth IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.014365825608 43.864982422
0x40ec56c4698c2addb94259d9110533dd26868a64302a890950ac9c9a05aca908Create_lock133095172021-09-27 18:43:2816 hrs 36 mins agoENS Name plumberboy.eth IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.023670141109 72.272371201
0x41c8006fa1dd886aeeaead7bfd74ea46d0a8acff39d513feb83fa6ed4439e8b7Create_lock133056362021-09-27 4:07:431 day 7 hrs ago0x95dba087a364c1169fa0697893d4f76103802c24 IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.03514934399 107.321981082
0x0a2c023001d3696663a7d12ed339f47afea10f74d58f802b18b5271ab7a6170aWithdraw133037432021-09-26 21:07:451 day 14 hrs ago0xaccf872f83fea0de1cc688a12d465d0d079d2f87 IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.014224968137 66.624676887
0xaeb880536fd7e40cb786d50a192a693fd2e825fea53d8aa8dda990228f05a369Increase_amount133029192021-09-26 18:05:131 day 17 hrs ago0x9389d9e95f8d409b1e6ca7085f0ada92e546ee5f IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.018219043727 67.354954572
0x1ce934528e4e928781e528a8675a896a5124c3d67eb84f54641968a26a846c5cIncrease_unlock_...133019192021-09-26 14:33:421 day 20 hrs ago0x0ebac44fca2453616da415c0be23529920fb8223 IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.008192932953 32.249927979
0xfdec321c7de320a06a6848136e3f0dd39bb30f5c29821b25c23370a749d82ffaCreate_lock132997582021-09-26 6:09:192 days 5 hrs agoENS Name southsideeverywhere.eth IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.02136526262
0xad958bd74014d0c1727214a29873347b427ebc9b1ba79f0e4f23555771c7e5c6Withdraw132984452021-09-26 1:13:072 days 10 hrs ago0x1401528d8bc0031090d872ab9a92d95ec2ddac44 IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.006159282501 28.847882296
0x24ae6b99771fc02a8830608ba28f4d91e1775870bad671a6f36e5fdf530a867fWithdraw132981152021-09-25 23:56:462 days 11 hrs ago0x1401528d8bc0031090d872ab9a92d95ec2ddac44 IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.001644843497 32.89818587
0x8d0a89549e82655a502fd4cd1f9a016ee72d64ef32ac2228ea32fcee4d5724b5Create_lock132979912021-09-25 23:32:342 days 11 hrs ago0x4e940ac000d645b1283c614ef1aeeaf32d688fc5 IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.008842851 27
0x7e7ab345dcc3f02ff719c7d209c80dc8b67fc8725844dcf19fe1421152deb8a6Increase_amount132969762021-09-25 19:55:362 days 15 hrs agoENS Name alaskanrhino.eth IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.012096513114 44.718260715
0x2efb22baee2fd4357b31beccfbc2b6e91539bd9c8ff94d051757024671cdca1dIncrease_amount132950452021-09-25 12:47:452 days 22 hrs ago0x459365ff23f2d51421c3c84057d7b187c3295811 IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.009653202197 35.687438114
0x24235f3077e209464ea7f6ad38a0919c547e58b7cd9db914358ae31ff5065ad9Increase_unlock_...132947232021-09-25 11:34:082 days 23 hrs ago0x79320de2e3a2d1b644f655d990dc5a51cc91d74b IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.007184580492 28.279403805
0xf911cee31f714b8c2963e551a2af656ba4ca320052b8fd2ee1a15ecbb0809e1cIncrease_amount132947102021-09-25 11:31:562 days 23 hrs ago0x79320de2e3a2d1b644f655d990dc5a51cc91d74b IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.008638062732 31.933098214
0x99bf068051820b257865bc1e0d4eabc613d09878da4f81e4e26cd0ccb352b18bIncrease_amount132941332021-09-25 9:23:043 days 1 hr ago0xc84350bce9259d11f7518564520c9d3d6dde3871 IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.0081147930
0x885a435aaa167d065a6b55e33957eb2ca3966e661565ae21aa9e18ed5ecb0f23Create_lock132928712021-09-25 4:47:393 days 6 hrs ago0x3e72a3f5fd3af0ad16a2cf8f1df7dae7a44e639e IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.013638786727 39.575732251
0xbf53522bc89e881669842b1131a2ef3295fec9df8b4972960c0baec73a2765f6Increase_amount132922492021-09-25 2:31:153 days 8 hrs agoENS Name lorkus.eth IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.012686684546.9
0xa7147face3bff4f5b654545335e3fd96d6336c485f7e5feabbe95b7a1cd0973cIncrease_unlock_...132922392021-09-25 2:28:333 days 8 hrs agoENS Name lorkus.eth IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.009857411638.8
0xeb1701a86f80c0ad30541dc053b7a014c306a640b8395918e8b586c6f3cd74dcCreate_lock132911502021-09-24 22:27:493 days 12 hrs ago0x4408e04e4d8aeb7edbc0bc0ae66028762fdf29e5 IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.016631692985 50.78177961
0xa1ae01a5fca8876a5189d9c5815e300cff0a960a42d65c9bb277b6b4ed5e83f5Create_lock132904622021-09-24 19:49:323 days 15 hrs ago0xdebe98aa0c1db08ca6e3110e5513a93fe7c83847 IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.016372580916 49.988797547
0x9d72bc7f2c7450a161d547aaa65dbf38cd6b2779b33bdabba131a21def736b3dIncrease_amount132873422021-09-24 8:13:504 days 3 hrs ago0xfb8fcac8a5051a92606852ea000ac7c81dd0db5a IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.014053373895 51.952362788
0x8a6bd13d34c5f64462d58c3b4dc8be6aa5fed76c607afad06565a1d77a6b34b8Increase_amount132858672021-09-24 2:40:094 days 8 hrs ago0x2d0373c520ac67269f937bbb3d3239614c439d11 IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.013401626591 49.5429903
0x080e00e2fb1313dd64f2adb27fe60ef8c2b03f513f72fd3ace7e59a7a668d60eIncrease_amount132839712021-09-23 19:53:524 days 15 hrs ago0x006d0f31a00e1f9c017ab039e9d0ba699433a28c IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.019361875268 71.576774066
0xbc8730c5436aa17834969a0229daa45c7187a367cb906ed8c6842f53e532e6e4Increase_amount132832242021-09-23 17:06:264 days 18 hrs ago0xd50f649a2c9fd7ae88c223da80e985d71de45593 IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.028910792468 106.877109365
0x08ccb5b9155fccddd7c8bc2a951127f968f26125638ccbfe116860bd064b72e3Increase_amount132806742021-09-23 7:37:135 days 3 hrs ago0x7906430a575c736a1737bcf1ef766d7ef5b9cf94 IN  0xbbcf169ee191a1ba7371f30a1c344bfc498b29cf0 Ether0.013056548169 48.26730807
[ Download CSV Export 
View more zero value Internal Transactions in Advanced View mode
Loading

Contract Source Code Verified (Similar Match)
Note: This contract matches the deployed ByteCode of the Source Code for Contract 0x5f3b5dfeb7b28cdbd7faba78963ee202a494e2a2

Contract Name:
Vyper_contract

Compiler Version
vyper:0.2.4

Optimization Enabled:
N/A

Other Settings:
MIT license

Contract Source Code (Vyper language format)

# @version 0.2.4
"""
@title Voting Escrow
@author Curve Finance
@license MIT
@notice Votes have a weight depending on time, so that users are
        committed to the future of (whatever they are voting for)
@dev Vote weight decays linearly over time. Lock time cannot be
     more than `MAXTIME` (4 years).
"""

# Voting escrow to have time-weighted votes
# Votes have a weight depending on time, so that users are committed
# to the future of (whatever they are voting for).
# The weight in this implementation is linear, and lock cannot be more than maxtime:
# w ^
# 1 +        /
#   |      /
#   |    /
#   |  /
#   |/
# 0 +--------+------> time
#       maxtime (4 years?)

struct Point:
    bias: int128
    slope: int128  # - dweight / dt
    ts: uint256
    blk: uint256  # block
# We cannot really do block numbers per se b/c slope is per time, not per block
# and per block could be fairly bad b/c Ethereum changes blocktimes.
# What we can do is to extrapolate ***At functions

struct LockedBalance:
    amount: int128
    end: uint256


interface ERC20:
    def decimals() -> uint256: view
    def name() -> String[64]: view
    def symbol() -> String[32]: view
    def transfer(to: address, amount: uint256) -> bool: nonpayable
    def transferFrom(spender: address, to: address, amount: uint256) -> bool: nonpayable


# Interface for checking whether address belongs to a whitelisted
# type of a smart wallet.
# When new types are added - the whole contract is changed
# The check() method is modifying to be able to use caching
# for individual wallet addresses
interface SmartWalletChecker:
    def check(addr: address) -> bool: nonpayable

DEPOSIT_FOR_TYPE: constant(int128) = 0
CREATE_LOCK_TYPE: constant(int128) = 1
INCREASE_LOCK_AMOUNT: constant(int128) = 2
INCREASE_UNLOCK_TIME: constant(int128) = 3


event CommitOwnership:
    admin: address

event ApplyOwnership:
    admin: address

event Deposit:
    provider: indexed(address)
    value: uint256
    locktime: indexed(uint256)
    type: int128
    ts: uint256

event Withdraw:
    provider: indexed(address)
    value: uint256
    ts: uint256

event Supply:
    prevSupply: uint256
    supply: uint256


WEEK: constant(uint256) = 7 * 86400  # all future times are rounded by week
MAXTIME: constant(uint256) = 4 * 365 * 86400  # 4 years
MULTIPLIER: constant(uint256) = 10 ** 18

token: public(address)
supply: public(uint256)

locked: public(HashMap[address, LockedBalance])

epoch: public(uint256)
point_history: public(Point[100000000000000000000000000000])  # epoch -> unsigned point
user_point_history: public(HashMap[address, Point[1000000000]])  # user -> Point[user_epoch]
user_point_epoch: public(HashMap[address, uint256])
slope_changes: public(HashMap[uint256, int128])  # time -> signed slope change

# Aragon's view methods for compatibility
controller: public(address)
transfersEnabled: public(bool)

name: public(String[64])
symbol: public(String[32])
version: public(String[32])
decimals: public(uint256)

# Checker for whitelisted (smart contract) wallets which are allowed to deposit
# The goal is to prevent tokenizing the escrow
future_smart_wallet_checker: public(address)
smart_wallet_checker: public(address)

admin: public(address)  # Can and will be a smart contract
future_admin: public(address)


@external
def __init__(token_addr: address, _name: String[64], _symbol: String[32], _version: String[32]):
    """
    @notice Contract constructor
    @param token_addr `ERC20CRV` token address
    @param _name Token name
    @param _symbol Token symbol
    @param _version Contract version - required for Aragon compatibility
    """
    self.admin = msg.sender
    self.token = token_addr
    self.point_history[0].blk = block.number
    self.point_history[0].ts = block.timestamp
    self.controller = msg.sender
    self.transfersEnabled = True

    _decimals: uint256 = ERC20(token_addr).decimals()
    assert _decimals <= 255
    self.decimals = _decimals

    self.name = _name
    self.symbol = _symbol
    self.version = _version


@external
def commit_transfer_ownership(addr: address):
    """
    @notice Transfer ownership of VotingEscrow contract to `addr`
    @param addr Address to have ownership transferred to
    """
    assert msg.sender == self.admin  # dev: admin only
    self.future_admin = addr
    log CommitOwnership(addr)


@external
def apply_transfer_ownership():
    """
    @notice Apply ownership transfer
    """
    assert msg.sender == self.admin  # dev: admin only
    _admin: address = self.future_admin
    assert _admin != ZERO_ADDRESS  # dev: admin not set
    self.admin = _admin
    log ApplyOwnership(_admin)


@external
def commit_smart_wallet_checker(addr: address):
    """
    @notice Set an external contract to check for approved smart contract wallets
    @param addr Address of Smart contract checker
    """
    assert msg.sender == self.admin
    self.future_smart_wallet_checker = addr


@external
def apply_smart_wallet_checker():
    """
    @notice Apply setting external contract to check approved smart contract wallets
    """
    assert msg.sender == self.admin
    self.smart_wallet_checker = self.future_smart_wallet_checker


@internal
def assert_not_contract(addr: address):
    """
    @notice Check if the call is from a whitelisted smart contract, revert if not
    @param addr Address to be checked
    """
    if addr != tx.origin:
        checker: address = self.smart_wallet_checker
        if checker != ZERO_ADDRESS:
            if SmartWalletChecker(checker).check(addr):
                return
        raise "Smart contract depositors not allowed"


@external
@view
def get_last_user_slope(addr: address) -> int128:
    """
    @notice Get the most recently recorded rate of voting power decrease for `addr`
    @param addr Address of the user wallet
    @return Value of the slope
    """
    uepoch: uint256 = self.user_point_epoch[addr]
    return self.user_point_history[addr][uepoch].slope


@external
@view
def user_point_history__ts(_addr: address, _idx: uint256) -> uint256:
    """
    @notice Get the timestamp for checkpoint `_idx` for `_addr`
    @param _addr User wallet address
    @param _idx User epoch number
    @return Epoch time of the checkpoint
    """
    return self.user_point_history[_addr][_idx].ts


@external
@view
def locked__end(_addr: address) -> uint256:
    """
    @notice Get timestamp when `_addr`'s lock finishes
    @param _addr User wallet
    @return Epoch time of the lock end
    """
    return self.locked[_addr].end


@internal
def _checkpoint(addr: address, old_locked: LockedBalance, new_locked: LockedBalance):
    """
    @notice Record global and per-user data to checkpoint
    @param addr User's wallet address. No user checkpoint if 0x0
    @param old_locked Pevious locked amount / end lock time for the user
    @param new_locked New locked amount / end lock time for the user
    """
    u_old: Point = empty(Point)
    u_new: Point = empty(Point)
    old_dslope: int128 = 0
    new_dslope: int128 = 0
    _epoch: uint256 = self.epoch

    if addr != ZERO_ADDRESS:
        # Calculate slopes and biases
        # Kept at zero when they have to
        if old_locked.end > block.timestamp and old_locked.amount > 0:
            u_old.slope = old_locked.amount / MAXTIME
            u_old.bias = u_old.slope * convert(old_locked.end - block.timestamp, int128)
        if new_locked.end > block.timestamp and new_locked.amount > 0:
            u_new.slope = new_locked.amount / MAXTIME
            u_new.bias = u_new.slope * convert(new_locked.end - block.timestamp, int128)

        # Read values of scheduled changes in the slope
        # old_locked.end can be in the past and in the future
        # new_locked.end can ONLY by in the FUTURE unless everything expired: than zeros
        old_dslope = self.slope_changes[old_locked.end]
        if new_locked.end != 0:
            if new_locked.end == old_locked.end:
                new_dslope = old_dslope
            else:
                new_dslope = self.slope_changes[new_locked.end]

    last_point: Point = Point({bias: 0, slope: 0, ts: block.timestamp, blk: block.number})
    if _epoch > 0:
        last_point = self.point_history[_epoch]
    last_checkpoint: uint256 = last_point.ts
    # initial_last_point is used for extrapolation to calculate block number
    # (approximately, for *At methods) and save them
    # as we cannot figure that out exactly from inside the contract
    initial_last_point: Point = last_point
    block_slope: uint256 = 0  # dblock/dt
    if block.timestamp > last_point.ts:
        block_slope = MULTIPLIER * (block.number - last_point.blk) / (block.timestamp - last_point.ts)
    # If last point is already recorded in this block, slope=0
    # But that's ok b/c we know the block in such case

    # Go over weeks to fill history and calculate what the current point is
    t_i: uint256 = (last_checkpoint / WEEK) * WEEK
    for i in range(255):
        # Hopefully it won't happen that this won't get used in 5 years!
        # If it does, users will be able to withdraw but vote weight will be broken
        t_i += WEEK
        d_slope: int128 = 0
        if t_i > block.timestamp:
            t_i = block.timestamp
        else:
            d_slope = self.slope_changes[t_i]
        last_point.bias -= last_point.slope * convert(t_i - last_checkpoint, int128)
        last_point.slope += d_slope
        if last_point.bias < 0:  # This can happen
            last_point.bias = 0
        if last_point.slope < 0:  # This cannot happen - just in case
            last_point.slope = 0
        last_checkpoint = t_i
        last_point.ts = t_i
        last_point.blk = initial_last_point.blk + block_slope * (t_i - initial_last_point.ts) / MULTIPLIER
        _epoch += 1
        if t_i == block.timestamp:
            last_point.blk = block.number
            break
        else:
            self.point_history[_epoch] = last_point

    self.epoch = _epoch
    # Now point_history is filled until t=now

    if addr != ZERO_ADDRESS:
        # If last point was in this block, the slope change has been applied already
        # But in such case we have 0 slope(s)
        last_point.slope += (u_new.slope - u_old.slope)
        last_point.bias += (u_new.bias - u_old.bias)
        if last_point.slope < 0:
            last_point.slope = 0
        if last_point.bias < 0:
            last_point.bias = 0

    # Record the changed point into history
    self.point_history[_epoch] = last_point

    if addr != ZERO_ADDRESS:
        # Schedule the slope changes (slope is going down)
        # We subtract new_user_slope from [new_locked.end]
        # and add old_user_slope to [old_locked.end]
        if old_locked.end > block.timestamp:
            # old_dslope was <something> - u_old.slope, so we cancel that
            old_dslope += u_old.slope
            if new_locked.end == old_locked.end:
                old_dslope -= u_new.slope  # It was a new deposit, not extension
            self.slope_changes[old_locked.end] = old_dslope

        if new_locked.end > block.timestamp:
            if new_locked.end > old_locked.end:
                new_dslope -= u_new.slope  # old slope disappeared at this point
                self.slope_changes[new_locked.end] = new_dslope
            # else: we recorded it already in old_dslope

        # Now handle user history
        user_epoch: uint256 = self.user_point_epoch[addr] + 1

        self.user_point_epoch[addr] = user_epoch
        u_new.ts = block.timestamp
        u_new.blk = block.number
        self.user_point_history[addr][user_epoch] = u_new


@internal
def _deposit_for(_addr: address, _value: uint256, unlock_time: uint256, locked_balance: LockedBalance, type: int128):
    """
    @notice Deposit and lock tokens for a user
    @param _addr User's wallet address
    @param _value Amount to deposit
    @param unlock_time New time when to unlock the tokens, or 0 if unchanged
    @param locked_balance Previous locked amount / timestamp
    """
    _locked: LockedBalance = locked_balance
    supply_before: uint256 = self.supply

    self.supply = supply_before + _value
    old_locked: LockedBalance = _locked
    # Adding to existing lock, or if a lock is expired - creating a new one
    _locked.amount += convert(_value, int128)
    if unlock_time != 0:
        _locked.end = unlock_time
    self.locked[_addr] = _locked

    # Possibilities:
    # Both old_locked.end could be current or expired (>/< block.timestamp)
    # value == 0 (extend lock) or value > 0 (add to lock or extend lock)
    # _locked.end > block.timestamp (always)
    self._checkpoint(_addr, old_locked, _locked)

    if _value != 0:
        assert ERC20(self.token).transferFrom(_addr, self, _value)

    log Deposit(_addr, _value, _locked.end, type, block.timestamp)
    log Supply(supply_before, supply_before + _value)


@external
def checkpoint():
    """
    @notice Record global data to checkpoint
    """
    self._checkpoint(ZERO_ADDRESS, empty(LockedBalance), empty(LockedBalance))


@external
@nonreentrant('lock')
def deposit_for(_addr: address, _value: uint256):
    """
    @notice Deposit `_value` tokens for `_addr` and add to the lock
    @dev Anyone (even a smart contract) can deposit for someone else, but
         cannot extend their locktime and deposit for a brand new user
    @param _addr User's wallet address
    @param _value Amount to add to user's lock
    """
    _locked: LockedBalance = self.locked[_addr]

    assert _value > 0  # dev: need non-zero value
    assert _locked.amount > 0, "No existing lock found"
    assert _locked.end > block.timestamp, "Cannot add to expired lock. Withdraw"

    self._deposit_for(_addr, _value, 0, self.locked[_addr], DEPOSIT_FOR_TYPE)


@external
@nonreentrant('lock')
def create_lock(_value: uint256, _unlock_time: uint256):
    """
    @notice Deposit `_value` tokens for `msg.sender` and lock until `_unlock_time`
    @param _value Amount to deposit
    @param _unlock_time Epoch time when tokens unlock, rounded down to whole weeks
    """
    self.assert_not_contract(msg.sender)
    unlock_time: uint256 = (_unlock_time / WEEK) * WEEK  # Locktime is rounded down to weeks
    _locked: LockedBalance = self.locked[msg.sender]

    assert _value > 0  # dev: need non-zero value
    assert _locked.amount == 0, "Withdraw old tokens first"
    assert unlock_time > block.timestamp, "Can only lock until time in the future"
    assert unlock_time <= block.timestamp + MAXTIME, "Voting lock can be 4 years max"

    self._deposit_for(msg.sender, _value, unlock_time, _locked, CREATE_LOCK_TYPE)


@external
@nonreentrant('lock')
def increase_amount(_value: uint256):
    """
    @notice Deposit `_value` additional tokens for `msg.sender`
            without modifying the unlock time
    @param _value Amount of tokens to deposit and add to the lock
    """
    self.assert_not_contract(msg.sender)
    _locked: LockedBalance = self.locked[msg.sender]

    assert _value > 0  # dev: need non-zero value
    assert _locked.amount > 0, "No existing lock found"
    assert _locked.end > block.timestamp, "Cannot add to expired lock. Withdraw"

    self._deposit_for(msg.sender, _value, 0, _locked, INCREASE_LOCK_AMOUNT)


@external
@nonreentrant('lock')
def increase_unlock_time(_unlock_time: uint256):
    """
    @notice Extend the unlock time for `msg.sender` to `_unlock_time`
    @param _unlock_time New epoch time for unlocking
    """
    self.assert_not_contract(msg.sender)
    _locked: LockedBalance = self.locked[msg.sender]
    unlock_time: uint256 = (_unlock_time / WEEK) * WEEK  # Locktime is rounded down to weeks

    assert _locked.end > block.timestamp, "Lock expired"
    assert _locked.amount > 0, "Nothing is locked"
    assert unlock_time > _locked.end, "Can only increase lock duration"
    assert unlock_time <= block.timestamp + MAXTIME, "Voting lock can be 4 years max"

    self._deposit_for(msg.sender, 0, unlock_time, _locked, INCREASE_UNLOCK_TIME)


@external
@nonreentrant('lock')
def withdraw():
    """
    @notice Withdraw all tokens for `msg.sender`
    @dev Only possible if the lock has expired
    """
    _locked: LockedBalance = self.locked[msg.sender]
    assert block.timestamp >= _locked.end, "The lock didn't expire"
    value: uint256 = convert(_locked.amount, uint256)

    old_locked: LockedBalance = _locked
    _locked.end = 0
    _locked.amount = 0
    self.locked[msg.sender] = _locked
    supply_before: uint256 = self.supply
    self.supply = supply_before - value

    # old_locked can have either expired <= timestamp or zero end
    # _locked has only 0 end
    # Both can have >= 0 amount
    self._checkpoint(msg.sender, old_locked, _locked)

    assert ERC20(self.token).transfer(msg.sender, value)

    log Withdraw(msg.sender, value, block.timestamp)
    log Supply(supply_before, supply_before - value)


# The following ERC20/minime-compatible methods are not real balanceOf and supply!
# They measure the weights for the purpose of voting, so they don't represent
# real coins.

@internal
@view
def find_block_epoch(_block: uint256, max_epoch: uint256) -> uint256:
    """
    @notice Binary search to estimate timestamp for block number
    @param _block Block to find
    @param max_epoch Don't go beyond this epoch
    @return Approximate timestamp for block
    """
    # Binary search
    _min: uint256 = 0
    _max: uint256 = max_epoch
    for i in range(128):  # Will be always enough for 128-bit numbers
        if _min >= _max:
            break
        _mid: uint256 = (_min + _max + 1) / 2
        if self.point_history[_mid].blk <= _block:
            _min = _mid
        else:
            _max = _mid - 1
    return _min


@external
@view
def balanceOf(addr: address, _t: uint256 = block.timestamp) -> uint256:
    """
    @notice Get the current voting power for `msg.sender`
    @dev Adheres to the ERC20 `balanceOf` interface for Aragon compatibility
    @param addr User wallet address
    @param _t Epoch time to return voting power at
    @return User voting power
    """
    _epoch: uint256 = self.user_point_epoch[addr]
    if _epoch == 0:
        return 0
    else:
        last_point: Point = self.user_point_history[addr][_epoch]
        last_point.bias -= last_point.slope * convert(_t - last_point.ts, int128)
        if last_point.bias < 0:
            last_point.bias = 0
        return convert(last_point.bias, uint256)


@external
@view
def balanceOfAt(addr: address, _block: uint256) -> uint256:
    """
    @notice Measure voting power of `addr` at block height `_block`
    @dev Adheres to MiniMe `balanceOfAt` interface: https://github.com/Giveth/minime
    @param addr User's wallet address
    @param _block Block to calculate the voting power at
    @return Voting power
    """
    # Copying and pasting totalSupply code because Vyper cannot pass by
    # reference yet
    assert _block <= block.number

    # Binary search
    _min: uint256 = 0
    _max: uint256 = self.user_point_epoch[addr]
    for i in range(128):  # Will be always enough for 128-bit numbers
        if _min >= _max:
            break
        _mid: uint256 = (_min + _max + 1) / 2
        if self.user_point_history[addr][_mid].blk <= _block:
            _min = _mid
        else:
            _max = _mid - 1

    upoint: Point = self.user_point_history[addr][_min]

    max_epoch: uint256 = self.epoch
    _epoch: uint256 = self.find_block_epoch(_block, max_epoch)
    point_0: Point = self.point_history[_epoch]
    d_block: uint256 = 0
    d_t: uint256 = 0
    if _epoch < max_epoch:
        point_1: Point = self.point_history[_epoch + 1]
        d_block = point_1.blk - point_0.blk
        d_t = point_1.ts - point_0.ts
    else:
        d_block = block.number - point_0.blk
        d_t = block.timestamp - point_0.ts
    block_time: uint256 = point_0.ts
    if d_block != 0:
        block_time += d_t * (_block - point_0.blk) / d_block

    upoint.bias -= upoint.slope * convert(block_time - upoint.ts, int128)
    if upoint.bias >= 0:
        return convert(upoint.bias, uint256)
    else:
        return 0


@internal
@view
def supply_at(point: Point, t: uint256) -> uint256:
    """
    @notice Calculate total voting power at some point in the past
    @param point The point (bias/slope) to start search from
    @param t Time to calculate the total voting power at
    @return Total voting power at that time
    """
    last_point: Point = point
    t_i: uint256 = (last_point.ts / WEEK) * WEEK
    for i in range(255):
        t_i += WEEK
        d_slope: int128 = 0
        if t_i > t:
            t_i = t
        else:
            d_slope = self.slope_changes[t_i]
        last_point.bias -= last_point.slope * convert(t_i - last_point.ts, int128)
        if t_i == t:
            break
        last_point.slope += d_slope
        last_point.ts = t_i

    if last_point.bias < 0:
        last_point.bias = 0
    return convert(last_point.bias, uint256)


@external
@view
def totalSupply(t: uint256 = block.timestamp) -> uint256:
    """
    @notice Calculate total voting power
    @dev Adheres to the ERC20 `totalSupply` interface for Aragon compatibility
    @return Total voting power
    """
    _epoch: uint256 = self.epoch
    last_point: Point = self.point_history[_epoch]
    return self.supply_at(last_point, t)


@external
@view
def totalSupplyAt(_block: uint256) -> uint256:
    """
    @notice Calculate total voting power at some point in the past
    @param _block Block to calculate the total voting power at
    @return Total voting power at `_block`
    """
    assert _block <= block.number
    _epoch: uint256 = self.epoch
    target_epoch: uint256 = self.find_block_epoch(_block, _epoch)

    point: Point = self.point_history[target_epoch]
    dt: uint256 = 0
    if target_epoch < _epoch:
        point_next: Point = self.point_history[target_epoch + 1]
        if point.blk != point_next.blk:
            dt = (_block - point.blk) * (point_next.ts - point.ts) / (point_next.blk - point.blk)
    else:
        if point.blk != block.number:
            dt = (_block - point.blk) * (block.timestamp - point.ts) / (block.number - point.blk)
    # Now dt contains info on how far are we beyond point

    return self.supply_at(point, point.ts + dt)


# Dummy methods for compatibility with Aragon

@external
def changeController(_newController: address):
    """
    @dev Dummy method required for Aragon compatibility
    """
    assert msg.sender == self.controller
    self.controller = _newController

Contract Security Audit

Contract ABI

[{"name":"CommitOwnership","inputs":[{"type":"address","name":"admin","indexed":false}],"anonymous":false,"type":"event"},{"name":"ApplyOwnership","inputs":[{"type":"address","name":"admin","indexed":false}],"anonymous":false,"type":"event"},{"name":"Deposit","inputs":[{"type":"address","name":"provider","indexed":true},{"type":"uint256","name":"value","indexed":false},{"type":"uint256","name":"locktime","indexed":true},{"type":"int128","name":"type","indexed":false},{"type":"uint256","name":"ts","indexed":false}],"anonymous":false,"type":"event"},{"name":"Withdraw","inputs":[{"type":"address","name":"provider","indexed":true},{"type":"uint256","name":"value","indexed":false},{"type":"uint256","name":"ts","indexed":false}],"anonymous":false,"type":"event"},{"name":"Supply","inputs":[{"type":"uint256","name":"prevSupply","indexed":false},{"type":"uint256","name":"supply","indexed":false}],"anonymous":false,"type":"event"},{"outputs":[],"inputs":[{"type":"address","name":"token_addr"},{"type":"string","name":"_name"},{"type":"string","name":"_symbol"},{"type":"string","name":"_version"}],"stateMutability":"nonpayable","type":"constructor"},{"name":"commit_transfer_ownership","outputs":[],"inputs":[{"type":"address","name":"addr"}],"stateMutability":"nonpayable","type":"function","gas":37597},{"name":"apply_transfer_ownership","outputs":[],"inputs":[],"stateMutability":"nonpayable","type":"function","gas":38497},{"name":"commit_smart_wallet_checker","outputs":[],"inputs":[{"type":"address","name":"addr"}],"stateMutability":"nonpayable","type":"function","gas":36307},{"name":"apply_smart_wallet_checker","outputs":[],"inputs":[],"stateMutability":"nonpayable","type":"function","gas":37095},{"name":"get_last_user_slope","outputs":[{"type":"int128","name":""}],"inputs":[{"type":"address","name":"addr"}],"stateMutability":"view","type":"function","gas":2569},{"name":"user_point_history__ts","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"address","name":"_addr"},{"type":"uint256","name":"_idx"}],"stateMutability":"view","type":"function","gas":1672},{"name":"locked__end","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"address","name":"_addr"}],"stateMutability":"view","type":"function","gas":1593},{"name":"checkpoint","outputs":[],"inputs":[],"stateMutability":"nonpayable","type":"function","gas":37052342},{"name":"deposit_for","outputs":[],"inputs":[{"type":"address","name":"_addr"},{"type":"uint256","name":"_value"}],"stateMutability":"nonpayable","type":"function","gas":74279891},{"name":"create_lock","outputs":[],"inputs":[{"type":"uint256","name":"_value"},{"type":"uint256","name":"_unlock_time"}],"stateMutability":"nonpayable","type":"function","gas":74281465},{"name":"increase_amount","outputs":[],"inputs":[{"type":"uint256","name":"_value"}],"stateMutability":"nonpayable","type":"function","gas":74280830},{"name":"increase_unlock_time","outputs":[],"inputs":[{"type":"uint256","name":"_unlock_time"}],"stateMutability":"nonpayable","type":"function","gas":74281578},{"name":"withdraw","outputs":[],"inputs":[],"stateMutability":"nonpayable","type":"function","gas":37223566},{"name":"balanceOf","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"address","name":"addr"}],"stateMutability":"view","type":"function"},{"name":"balanceOf","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"address","name":"addr"},{"type":"uint256","name":"_t"}],"stateMutability":"view","type":"function"},{"name":"balanceOfAt","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"address","name":"addr"},{"type":"uint256","name":"_block"}],"stateMutability":"view","type":"function","gas":514333},{"name":"totalSupply","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function"},{"name":"totalSupply","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"uint256","name":"t"}],"stateMutability":"view","type":"function"},{"name":"totalSupplyAt","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"uint256","name":"_block"}],"stateMutability":"view","type":"function","gas":812560},{"name":"changeController","outputs":[],"inputs":[{"type":"address","name":"_newController"}],"stateMutability":"nonpayable","type":"function","gas":36907},{"name":"token","outputs":[{"type":"address","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":1841},{"name":"supply","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":1871},{"name":"locked","outputs":[{"type":"int128","name":"amount"},{"type":"uint256","name":"end"}],"inputs":[{"type":"address","name":"arg0"}],"stateMutability":"view","type":"function","gas":3359},{"name":"epoch","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":1931},{"name":"point_history","outputs":[{"type":"int128","name":"bias"},{"type":"int128","name":"slope"},{"type":"uint256","name":"ts"},{"type":"uint256","name":"blk"}],"inputs":[{"type":"uint256","name":"arg0"}],"stateMutability":"view","type":"function","gas":5550},{"name":"user_point_history","outputs":[{"type":"int128","name":"bias"},{"type":"int128","name":"slope"},{"type":"uint256","name":"ts"},{"type":"uint256","name":"blk"}],"inputs":[{"type":"address","name":"arg0"},{"type":"uint256","name":"arg1"}],"stateMutability":"view","type":"function","gas":6079},{"name":"user_point_epoch","outputs":[{"type":"uint256","name":""}],"inputs":[{"type":"address","name":"arg0"}],"stateMutability":"view","type":"function","gas":2175},{"name":"slope_changes","outputs":[{"type":"int128","name":""}],"inputs":[{"type":"uint256","name":"arg0"}],"stateMutability":"view","type":"function","gas":2166},{"name":"controller","outputs":[{"type":"address","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2081},{"name":"transfersEnabled","outputs":[{"type":"bool","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2111},{"name":"name","outputs":[{"type":"string","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":8543},{"name":"symbol","outputs":[{"type":"string","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":7596},{"name":"version","outputs":[{"type":"string","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":7626},{"name":"decimals","outputs":[{"type":"uint256","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2231},{"name":"future_smart_wallet_checker","outputs":[{"type":"address","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2261},{"name":"smart_wallet_checker","outputs":[{"type":"address","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2291},{"name":"admin","outputs":[{"type":"address","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2321},{"name":"future_admin","outputs":[{"type":"address","name":""}],"inputs":[],"stateMutability":"view","type":"function","gas":2351}]

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

Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
Loading
Loading
Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations.