Contract Source Code (Solidity)

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Outline

• interface IImplementationAuthority
•    - function getImplementation()
•  contract TokenProxy *

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/**
 *Submitted for verification at polygonscan.com on 2021-09-16
*/

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.0;

interface IImplementationAuthority {
    function getImplementation() external view returns (address);
}

contract TokenProxy {
    address public implementationAuthority;

    constructor(
        address _implementationAuthority,
        address _identityRegistry,
        address _compliance,
        string memory _name,
        string memory _symbol,
        uint8 _decimals,
        address _onchainID
    ) {
        implementationAuthority = _implementationAuthority;

        address logic = IImplementationAuthority(implementationAuthority).getImplementation();

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, ) =
            logic.delegatecall(
                abi.encodeWithSignature(
                    'init(address,address,string,string,uint8,address)',
                    _identityRegistry,
                    _compliance,
                    _name,
                    _symbol,
                    _decimals,
                    _onchainID
                )
            );
        require(success, 'Initialization failed.');
    }

    fallback() external payable {
        address logic = IImplementationAuthority(implementationAuthority).getImplementation();

        assembly {
            // solium-disable-line
            calldatacopy(0x0, 0x0, calldatasize())
            let success := delegatecall(sub(gas(), 10000), logic, 0x0, calldatasize(), 0, 0)
            let retSz := returndatasize()
            returndatacopy(0, 0, retSz)
            switch success
                case 0 {
                    revert(0, retSz)
                }
                default {
                    return(0, retSz)
                }
        }
    }
}

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[{"inputs":[{"internalType":"address","name":"_implementationAuthority","type":"address"},{"internalType":"address","name":"_identityRegistry","type":"address"},{"internalType":"address","name":"_compliance","type":"address"},{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"uint8","name":"_decimals","type":"uint8"},{"internalType":"address","name":"_onchainID","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"implementationAuthority","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"}]

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ipfs://368fa0b7b195beecf9ad278ea9630c30fc9e154851afd3564b4549da4d038fd0