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hotomoe/packages/frontend/src/scripts/check-word-mute.ts

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/*
* SPDX-FileCopyrightText: syuilo and other misskey contributors
* SPDX-License-Identifier: AGPL-3.0-only
*/
export function checkWordMute(note: Record<string, any>, me: Record<string, any> | null | undefined, mutedWords: Array<string | string[]>): boolean {
// 自分自身
if (me && (note.userId === me.id)) return false;
if (mutedWords.length > 0) {
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const text = ((note.cw ?? '') + '\n' + (note.text ?? '')).trim();
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if (text === '') return false;
const matched = mutedWords.some(filter => {
if (Array.isArray(filter)) {
// Clean up
const filteredFilter = filter.filter(keyword => keyword !== '');
if (filteredFilter.length === 0) return false;
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return filteredFilter.every(keyword => text.includes(keyword));
} else {
// represents RegExp
const regexp = filter.match(/^\/(.+)\/(.*)$/);
// This should never happen due to input sanitisation.
if (!regexp) return false;
try {
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return new RegExp(regexp[1], regexp[2]).test(text);
} catch (err) {
// This should never happen due to input sanitisation.
return false;
}
}
});
if (matched) return true;
}
return false;
}