Created
June 21, 2023 20:11
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ESIP-1: Contract functionality for ETHScriptions through Event driven transactions. Indexer must check for topic: `Enscription(address,address,bytes)`
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| // SPDX-License-Identifier: MIT | |
| pragma solidity ^0.8.18; | |
| import "./IESIP-1.sol"; | |
| contract ESIP1 is IESIP1 { | |
| /** | |
| * @dev Enscribes `data` to `to` address. | |
| * | |
| * Requirements: | |
| * | |
| * - `to` cannot be the zero address. | |
| * - `data` cannot be blank. | |
| * | |
| * Emits a {Enscription} event. | |
| */ | |
| function enscribe(address to, bytes memory data) public { | |
| if (to == address(0)) { | |
| revert EnscriptionToZeroAddress(); | |
| } | |
| emit Enscription(msg.sender, to, data); | |
| } | |
| /** | |
| * @dev Loops through `to` and `data` arrays to enscribe to | |
| * each respective address. | |
| * | |
| * Requirements: | |
| * | |
| * - `to` addresses cannot be the zero address. | |
| * - `data` values cannot be blank. | |
| * | |
| * Emits {Enscription} events based on number of addresses supplied. | |
| */ | |
| function batchEnscribe(address[] memory to, bytes[] memory data) public { | |
| if (to.length != data.length) { | |
| revert MismatchBatchLengths(); | |
| } | |
| unchecked { | |
| for (uint i=0;i<to.length;i++) { | |
| if (to[i] == address(0)) { | |
| revert EnscriptionToZeroAddress(); | |
| } | |
| emit Enscription(msg.sender, to[i], data[i]); | |
| } | |
| } | |
| } | |
| } |
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| // SPDX-License-Identifier: MIT | |
| pragma solidity ^0.8.18; | |
| interface IESIP1 { | |
| /** | |
| * In batch enscriptions, the `to` array and `data` array must match in length. | |
| */ | |
| error MismatchBatchLengths(); | |
| /** | |
| * Enscriptions cannot be sent to the ZeroAddress. | |
| */ | |
| error EnscriptionToZeroAddress(); | |
| /** | |
| * @dev Emitted when `enscriptor` calls | |
| * (`approved`) `operator` to manage all of its assets. | |
| */ | |
| event Enscription(address indexed enscriptor, address indexed to, bytes indexed data); | |
| /** | |
| * @dev Enscribes `data` to `to` address. | |
| * | |
| * Requirements: | |
| * | |
| * - `to` cannot be the zero address. | |
| * - `data` cannot be blank. | |
| * | |
| * Emits a {Enscription} event. | |
| */ | |
| function enscribe( | |
| address to, | |
| bytes memory data | |
| ) external; | |
| /** | |
| * @dev Loops through `to` and `data` arrays to enscribe to | |
| * each respective address. | |
| * | |
| * Requirements: | |
| * | |
| * - `to` addresses cannot be the zero address. | |
| * - `data` values cannot be blank. | |
| * | |
| * Emits {Enscription} events based on number of addresses supplied. | |
| */ | |
| function batchEnscribe( | |
| address[] memory to, | |
| bytes[] memory data | |
| ) external; | |
| } |
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