Cryo Explorer Ethereum Mainnet

// SPDX-License-Identifier: GPL-3.0
pragma solidity 0.8.17;

// Sources flattened with hardhat v2.14.0 https://hardhat.org

// File @openzeppelin/contracts/utils/[email protected]

// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

// File @openzeppelin/contracts/access/[email protected]

// OpenZeppelin Contracts (last updated v4.9.0) (access/Ownable.sol)

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby disabling any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// File contracts/roles/Roles.sol

//
//                                             :+#####%%%%%%%%%%%%%%+
//                                         .-*@@@%+.:+%@@@@@%%#***%@@%=
//                                     :=*%@@@#=.      :#@@%       *@@@%=
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//             -=+#%@@%#*=:.  :%@@@@%.   -*@@#*@@@@@@@#=:-              *@@@@+
//            =@@%=:.     :=:   *@@@@@%#-   =%*%@@@@#+-.        =+       :%@@@%-
//           -@@%.     .+@@@     =+=-.         @@#-           +@@@%-       =@@@@%:
//          :@@@.    .+@@#%:                   :    .=*=-::.-%@@@+*@@=       +@@@@#.
//          %@@:    +@%%*                         =%@@@@@@@@@@@#.  .*@%-       +@@@@*.
//         #@@=                                .+@@@@%:=*@@@@@-      :%@%:      .*@@@@+
//        *@@*                                +@@@#-@@%-:%@@*          +@@#.      :%@@@@-
//       -@@%           .:-=++*##%%%@@@@@@@@@@@@*. :@+.@@@%:            .#@@+       =@@@@#:
//      .@@@*-+*#%%%@@@@@@@@@@@@@@@@%%#**@@%@@@.   *@=*@@#                :#@%=      .#@@@@#-
//      -%@@@@@@@@@@@@@@@*+==-:-@@@=    *@# .#@*-=*@@@@%=                 -%@@@*       =@@@@@%-
//         -+%@@@#.   %@%%=   -@@:+@: -@@*    *@@*-::                   -%@@%=.         .*@@@@@#
//            *@@@*  +@* *@@##@@-  #@*@@+    -@@=          .         :+@@@#:           .-+@@@%+-
//             +@@@%*@@:..=@@@@*   .@@@*   .#@#.       .=+-       .=%@@@*.         :+#@@@@*=:
//              =@@@@%@@@@@@@@@@@@@@@@@@@@@@%-      :+#*.       :*@@@%=.       .=#@@@@%+:
//               .%@@=                 .....    .=#@@+.       .#@@@*:       -*%@@@@%+.
//                 +@@#+===---:::...         .=%@@*-         +@@@+.      -*@@@@@%+.
//                  -@@@@@@@@@@@@@@@@@@@@@@%@@@@=          -@@@+      -#@@@@@#=.
//                    ..:::---===+++***###%%%@@@#-       .#@@+     -*@@@@@#=.
//                                           @@@@@@+.   +@@*.   .+@@@@@%=.
//                                          -@@@@@=   =@@%:   -#@@@@%+.
//                                          +@@@@@. =@@@=  .+@@@@@*:
//                                          #@@@@#:%@@#. :*@@@@#-
//                                          @@@@@%@@@= :#@@@@+.
//                                         :@@@@@@@#.:#@@@%-
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//                                         #@@@@#.=@@@+.
//                                         @@@@+-%@%=
//                                        :@@@#%@%=
//                                        +@@@@%-
//                                        :#%%=
//

/**
 *     NOTICE
 *
 *     The T-REX software is licensed under a proprietary license or the GPL v.3.
 *     If you choose to receive it under the GPL v.3 license, the following applies:
 *     T-REX is a suite of smart contracts implementing the ERC-3643 standard and
 *     developed by Tokeny to manage and transfer financial assets on EVM blockchains
 *
 *     Copyright (C) 2023, Tokeny sàrl.
 *
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

/**
 * @title Roles
 * @dev Library for managing addresses assigned to a Role.
 */
library Roles {
    struct Role {
        mapping(address => bool) bearer;
    }

    /**
     * @dev Give an account access to this role.
     */
    function add(Role storage role, address account) internal {
        require(!has(role, account), "Roles: account already has role");
        role.bearer[account] = true;
    }

    /**
     * @dev Remove an account's access to this role.
     */
    function remove(Role storage role, address account) internal {
        require(has(role, account), "Roles: account does not have role");
        role.bearer[account] = false;
    }

    /**
     * @dev Check if an account has this role.
     * @return bool
     */
    function has(Role storage role, address account) internal view returns (bool) {
        require(account != address(0), "Roles: account is the zero address");
        return role.bearer[account];
    }
}

// File contracts/roles/AgentRole.sol

//
//                                             :+#####%%%%%%%%%%%%%%+
//                                         .-*@@@%+.:+%@@@@@%%#***%@@%=
//                                     :=*%@@@#=.      :#@@%       *@@@%=
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//             -=+#%@@%#*=:.  :%@@@@%.   -*@@#*@@@@@@@#=:-              *@@@@+
//            =@@%=:.     :=:   *@@@@@%#-   =%*%@@@@#+-.        =+       :%@@@%-
//           -@@%.     .+@@@     =+=-.         @@#-           +@@@%-       =@@@@%:
//          :@@@.    .+@@#%:                   :    .=*=-::.-%@@@+*@@=       +@@@@#.
//          %@@:    +@%%*                         =%@@@@@@@@@@@#.  .*@%-       +@@@@*.
//         #@@=                                .+@@@@%:=*@@@@@-      :%@%:      .*@@@@+
//        *@@*                                +@@@#-@@%-:%@@*          +@@#.      :%@@@@-
//       -@@%           .:-=++*##%%%@@@@@@@@@@@@*. :@+.@@@%:            .#@@+       =@@@@#:
//      .@@@*-+*#%%%@@@@@@@@@@@@@@@@%%#**@@%@@@.   *@=*@@#                :#@%=      .#@@@@#-
//      -%@@@@@@@@@@@@@@@*+==-:-@@@=    *@# .#@*-=*@@@@%=                 -%@@@*       =@@@@@%-
//         -+%@@@#.   %@%%=   -@@:+@: -@@*    *@@*-::                   -%@@%=.         .*@@@@@#
//            *@@@*  +@* *@@##@@-  #@*@@+    -@@=          .         :+@@@#:           .-+@@@%+-
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//                    ..:::---===+++***###%%%@@@#-       .#@@+     -*@@@@@#=.
//                                           @@@@@@+.   +@@*.   .+@@@@@%=.
//                                          -@@@@@=   =@@%:   -#@@@@%+.
//                                          +@@@@@. =@@@=  .+@@@@@*:
//                                          #@@@@#:%@@#. :*@@@@#-
//                                          @@@@@%@@@= :#@@@@+.
//                                         :@@@@@@@#.:#@@@%-
//                                         +@@@@@@-.*@@@*:
//                                         #@@@@#.=@@@+.
//                                         @@@@+-%@%=
//                                        :@@@#%@%=
//                                        +@@@@%-
//                                        :#%%=
//

/**
 *     NOTICE
 *
 *     The T-REX software is licensed under a proprietary license or the GPL v.3.
 *     If you choose to receive it under the GPL v.3 license, the following applies:
 *     T-REX is a suite of smart contracts implementing the ERC-3643 standard and
 *     developed by Tokeny to manage and transfer financial assets on EVM blockchains
 *
 *     Copyright (C) 2023, Tokeny sàrl.
 *
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

contract AgentRole is Ownable {
    using Roles for Roles.Role;

    Roles.Role private _agents;

    event AgentAdded(address indexed _agent);
    event AgentRemoved(address indexed _agent);

    modifier onlyAgent() {
        require(isAgent(msg.sender), "AgentRole: caller does not have the Agent role");
        _;
    }

    function addAgent(address _agent) public onlyOwner {
        require(_agent != address(0), "invalid argument - zero address");
        _agents.add(_agent);
        emit AgentAdded(_agent);
    }

    function removeAgent(address _agent) public onlyOwner {
        require(_agent != address(0), "invalid argument - zero address");
        _agents.remove(_agent);
        emit AgentRemoved(_agent);
    }

    function isAgent(address _agent) public view returns (bool) {
        return _agents.has(_agent);
    }
}

// File contracts/factory/ContractsDeployer.sol

//
//                                             :+#####%%%%%%%%%%%%%%+
//                                         .-*@@@%+.:+%@@@@@%%#***%@@%=
//                                     :=*%@@@#=.      :#@@%       *@@@%=
//                       .-+*%@%*-.:+%@@@@@@+.     -*+:  .=#.       :%@@@%-
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//             -=+#%@@%#*=:.  :%@@@@%.   -*@@#*@@@@@@@#=:-              *@@@@+
//            =@@%=:.     :=:   *@@@@@%#-   =%*%@@@@#+-.        =+       :%@@@%-
//           -@@%.     .+@@@     =+=-.         @@#-           +@@@%-       =@@@@%:
//          :@@@.    .+@@#%:                   :    .=*=-::.-%@@@+*@@=       +@@@@#.
//          %@@:    +@%%*                         =%@@@@@@@@@@@#.  .*@%-       +@@@@*.
//         #@@=                                .+@@@@%:=*@@@@@-      :%@%:      .*@@@@+
//        *@@*                                +@@@#-@@%-:%@@*          +@@#.      :%@@@@-
//       -@@%           .:-=++*##%%%@@@@@@@@@@@@*. :@+.@@@%:            .#@@+       =@@@@#:
//      .@@@*-+*#%%%@@@@@@@@@@@@@@@@%%#**@@%@@@.   *@=*@@#                :#@%=      .#@@@@#-
//      -%@@@@@@@@@@@@@@@*+==-:-@@@=    *@# .#@*-=*@@@@%=                 -%@@@*       =@@@@@%-
//         -+%@@@#.   %@%%=   -@@:+@: -@@*    *@@*-::                   -%@@%=.         .*@@@@@#
//            *@@@*  +@* *@@##@@-  #@*@@+    -@@=          .         :+@@@#:           .-+@@@%+-
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//                 +@@#+===---:::...         .=%@@*-         +@@@+.      -*@@@@@%+.
//                  -@@@@@@@@@@@@@@@@@@@@@@%@@@@=          -@@@+      -#@@@@@#=.
//                    ..:::---===+++***###%%%@@@#-       .#@@+     -*@@@@@#=.
//                                           @@@@@@+.   +@@*.   .+@@@@@%=.
//                                          -@@@@@=   =@@%:   -#@@@@%+.
//                                          +@@@@@. =@@@=  .+@@@@@*:
//                                          #@@@@#:%@@#. :*@@@@#-
//                                          @@@@@%@@@= :#@@@@+.
//                                         :@@@@@@@#.:#@@@%-
//                                         +@@@@@@-.*@@@*:
//                                         #@@@@#.=@@@+.
//                                         @@@@+-%@%=
//                                        :@@@#%@%=
//                                        +@@@@%-
//                                        :#%%=
//
/**
 *     NOTICE
 *
 *     The T-REX software is licensed under a proprietary license or the GPL v.3.
 *     If you choose to receive it under the GPL v.3 license, the following applies:
 *     T-REX is a suite of smart contracts implementing the ERC-3643 standard and
 *     developed by Tokeny to manage and transfer financial assets on EVM blockchains
 *
 *     Copyright (C) 2023, Tokeny sàrl.
 *
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

/// @notice Error thrown when a contract with the same name has already been deployed.
/// @param addr The address of the previously deployed contract.
error ContractDeployedAlready(address addr);

contract ContractsDeployer is AgentRole {

    /// @notice Maps a human-readable name to the address of a deployed contract.
    /// @dev Used to retrieve contract addresses deployed by this deployer.
    mapping(string => address) private _deployedContracts;

    /// @notice Emitted when a contract is deployed.
    /// @param name The human-readable name of the deployed contract.
    /// @param contractAddress The address of the deployed contract.
    event ContractDeployed(string name, address contractAddress);

    /**
     * @dev Deploys a contract using the create2 opcode, ensuring deterministic address generation.
     * @param name A human-readable name for the contract, used for referencing in the deployedContracts mapping.
     * @param bytecode The bytecode of the contract to be deployed.
     * @return addr The address of the deployed contract.
     * @notice The function will revert with `ContractDeployedAlready` if a contract with the same name has been deployed.
     */
    function deployContract(string memory name, bytes memory bytecode) external onlyAgent returns (address) {
        bytes32 salt = keccak256(bytecode);
        if (_deployedContracts[name] != address(0)) {
            revert ContractDeployedAlready(_deployedContracts[name]);
        }

        address addr;
        // solhint-disable-next-line no-inline-assembly
        assembly {
            let encoded_data := add(0x20, bytecode) // Load initialization code.
            let encoded_size := mload(bytecode)     // Load init code's length.
            addr := create2(0, encoded_data, encoded_size, salt)
            if iszero(extcodesize(addr)) {
                revert(0, 0)
            }
        }
        _deployedContracts[name] = addr;
        emit ContractDeployed(name, addr);
        return addr;
    }

    /**
     * @dev Transfers the ownership of a contract to a new owner.
     * @param _contract The address of the contract whose ownership is to be transferred.
     * @param _owner The address of the new owner.
     * @notice This function can only be called by an agent.
     */
    function recoverContractOwnership(address _contract, address _owner) external onlyAgent {
        Ownable(_contract).transferOwnership(_owner);
    }

    /**
     * @dev Retrieves the address of a deployed contract by its name.
     * @param name The name of the contract.
     * @return The address of the deployed contract.
     */
    function getContract(string calldata name) external view returns (address) {
        return _deployedContracts[name];
    }
}