34 lines
790 B
Solidity
34 lines
790 B
Solidity
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pragma solidity >=0.6.3;
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// Author: Louis Holbrook <dev@holbrook.no> 0826EDA1702D1E87C6E2875121D2E7BB88C2A746
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// SPDX-License-Identifier: AGPL-3.0-or-later
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contract WriterTest {
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mapping (address => bool ) public isWriter;
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event WriterAdded(address _writer);
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event WriterDeleted(address _writer);
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function addWriter(address _writer) public returns (bool) {
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isWriter[_writer] = true;
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emit WriterAdded(_writer);
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return true;
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}
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function deleteWriter(address _writer) public returns (bool) {
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isWriter[_writer] = false;
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emit WriterDeleted(_writer);
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return true;
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}
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function supportsInterface(bytes4 _sum) public pure returns (bool) {
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if (_sum == 0x01ffc9a7) { // EIP165
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return true;
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}
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if (_sum == 0xabe1f1f5) { // Writer
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return true;
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}
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return false;
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}
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}
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