添加贴纸元数据 (smeta) - WhatsApp Bot 指令

import { Image } from 'node-webpmux'; import { format } from 'util';

const handler = async (m, { conn, text }) => { if (!m.quoted) throw 'Reply a sticker!'; let stiker = false; try { let [packname, ...author] = text.split('|'); author = (author || []).join('|'); let mime = m.quoted.mimetype || ''; if (!/webp/.test(mime)) throw 'Reply sticker!'; let img = await m.quoted.download(); if (!img) throw 'Reply a sticker!'; let img2 = new Image(); await img2.load(await m.quoted.download()); stiker = await addExif(img, packname || '', author || '\n\nPunyaArisGada Yg Bsa Curi\nInstagram: @riz06y_\n\n'); } catch (e) { console.error(e); if (Buffer.isBuffer(e)) stiker = e; } finally { if (stiker) conn.sendMessage(m.chat, { sticker: stiker }, { quoted: m }); else throw 'Conversion failed'; } };

handler.help = handler.dym = ['smeta']; handler.tags = ['sticker']; handler.command = /^(smeta)$/i;

export default handler;

async function addExif(buffer, packname, author, categories = [''], extra = {}) { const img = new Image(); const json = { 'sticker-pack-id': 'zykuan', 'sticker-pack-name': packname, 'sticker-pack-publisher': author, 'emojis': categories, 'is-avatar-sticker': 1, ...extra }; let exifAttr = Buffer.from([0x49, 0x49, 0x2A, 0x00, 0x08, 0x00, 0x00, 0x00, 0x01, 0x00, 0x41, 0x57, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16, 0x00, 0x00, 0x00]); let jsonBuffer = Buffer.from(JSON.stringify(json), 'utf8'); let exif = Buffer.concat([exifAttr, jsonBuffer]); exif.writeUIntLE(jsonBuffer.length, 14, 4); await img.load(buffer); img.exif = exif; return await img.save(null); }