forked from mirrors/firefish
51 lines
1.1 KiB
TypeScript
51 lines
1.1 KiB
TypeScript
import RE2 from "re2";
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import type { Note } from "@/models/entities/note.js";
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import type { User } from "@/models/entities/user.js";
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type NoteLike = {
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userId: Note["userId"];
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text: Note["text"];
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};
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type UserLike = {
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id: User["id"];
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};
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export async function checkWordMute(
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note: NoteLike,
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me: UserLike | null | undefined,
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mutedWords: Array<string | string[]>,
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): Promise<boolean> {
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// 自分自身
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if (me && note.userId === me.id) return false;
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if (mutedWords.length > 0) {
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const text = ((note.cw ?? "") + "\n" + (note.text ?? "")).trim();
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if (text === "") return false;
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const matched = mutedWords.some((filter) => {
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if (Array.isArray(filter)) {
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return filter.every((keyword) => text.includes(keyword));
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} else {
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// represents RegExp
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const regexp = filter.match(/^\/(.+)\/(.*)$/);
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// This should never happen due to input sanitisation.
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if (!regexp) return false;
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try {
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return new RE2(regexp[1], regexp[2]).test(text);
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} catch (err) {
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// This should never happen due to input sanitisation.
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return false;
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}
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}
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});
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if (matched) return true;
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}
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return false;
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}
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