87 lines
2.5 KiB
TypeScript
87 lines
2.5 KiB
TypeScript
/*
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* Copyright (C) 2026 Fluxer Contributors
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*
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* This file is part of Fluxer.
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*
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* Fluxer is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Fluxer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
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*/
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import {deleteOneOrMany, fetchOne, upsertOne} from '@fluxer/api/src/database/Cassandra';
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import type {CsamEvidenceLegalHoldRow} from '@fluxer/api/src/database/types/CsamTypes';
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import {Logger} from '@fluxer/api/src/Logger';
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import {CsamEvidenceLegalHolds} from '@fluxer/api/src/Tables';
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export class CsamLegalHoldService {
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private async toReportId(reportId: string): Promise<bigint> {
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try {
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return BigInt(reportId);
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} catch (error) {
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Logger.error({error, reportId}, 'Invalid report ID for CSAM legal hold');
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throw error;
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}
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}
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async hold(reportId: string, expiresAt?: Date): Promise<void> {
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const id = await this.toReportId(reportId);
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const row: CsamEvidenceLegalHoldRow = {
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report_id: id,
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held_until: expiresAt ?? null,
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created_at: new Date(),
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};
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try {
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await upsertOne(CsamEvidenceLegalHolds.insert(row));
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} catch (error) {
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Logger.error({error, reportId}, 'Failed to persist CSAM legal hold');
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throw error;
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}
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}
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async release(reportId: string): Promise<void> {
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const id = await this.toReportId(reportId);
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try {
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await deleteOneOrMany(CsamEvidenceLegalHolds.deleteByPk({report_id: id}));
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} catch (error) {
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Logger.error({error, reportId}, 'Failed to release CSAM legal hold');
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throw error;
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}
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}
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async isHeld(reportId: string): Promise<boolean> {
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const id = await this.toReportId(reportId);
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try {
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const row = await fetchOne<CsamEvidenceLegalHoldRow>(
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CsamEvidenceLegalHolds.select({
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where: CsamEvidenceLegalHolds.where.eq('report_id'),
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limit: 1,
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}).bind({report_id: id}),
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);
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if (!row) {
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return false;
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}
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const now = Date.now();
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if (row.held_until && row.held_until.getTime() < now) {
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return false;
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}
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return true;
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} catch (error) {
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Logger.error({error, reportId}, 'Failed to fetch CSAM legal hold');
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throw error;
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}
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}
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}
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