SnowCat 雪猫底层全源码：NapCat 4.18.28 底座 + SnowLuma 能力移植 + V8 通道适配 9.9.37
26 包 monorepo（TS 全源码）： - snowcat-core: NT 内核 API 封装 + listener（含 9.9.37 六回调适配）+ Packet 发包 - snowcat-onebot: OneBot v11 全动作 + MCP Streamable HTTP 适配器 + 稳定线 - snowcat-webui-frontend/backend: 雪猫控制台（React+HeroUI） - snowcat-shell: 单文件 bundle 出口（vite inlineDynamicImports） - snowcat-native: napi2native / MoeHoo / ffmpeg / pty 运行时 - 56 项 SnowLuma 独门动作移植（qzone 全家桶/群相册/装扮/闪照/收藏） - 工具件: 解包器/启动器/便携制作器/doctor GitHub 关联已全量指向 DandanLLab/SnowCatQQ
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import * as crypto from 'crypto';
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import { PacketContext } from '@/snowcat-core/packet/context/packetContext';
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import * as trans from '@/snowcat-core/packet/transformer';
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import { PacketMsg } from '@/snowcat-core/packet/message/message';
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import {
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PacketMsgFileElement,
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PacketMsgPicElement,
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PacketMsgPttElement,
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PacketMsgReplyElement,
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PacketMsgVideoElement,
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} from '@/snowcat-core/packet/message/element';
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import { ChatType, MsgSourceType, NTMsgType, RawMessage } from '@/snowcat-core/index';
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import { MiniAppRawData, MiniAppReqParams } from '@/snowcat-core/packet/entities/miniApp';
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import { AIVoiceChatType } from '@/snowcat-core/packet/entities/aiChat';
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import { NapProtoDecodeStructType, NapProtoEncodeStructType, NapProtoMsg } from 'snowcat-protobuf';
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import { IndexNode, LongMsgResult, MsgInfo, PushMsgBody } from '@/snowcat-core/packet/transformer/proto';
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import { OidbPacket } from '@/snowcat-core/packet/transformer/base';
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import { ImageOcrResult } from '@/snowcat-core/packet/entities/ocrResult';
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import { gunzipSync } from 'zlib';
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import { PacketMsgConverter } from '@/snowcat-core/packet/message/converter';
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import { UploadForwardMsgParams } from '@/snowcat-core/packet/transformer/message/UploadForwardMsgV2';
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import { assertUploadResults } from '@/snowcat-core/packet/context/uploadResult';
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export class PacketOperationContext {
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private readonly context: PacketContext;
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constructor (context: PacketContext) {
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this.context = context;
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}
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async sendPacket<T extends boolean = false> (pkt: OidbPacket, rsp?: T): Promise<T extends true ? Buffer : void> {
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return await this.context.client.sendOidbPacket(pkt, rsp);
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}
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async SendPoke (is_group: boolean, peer: number, target?: number) {
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const req = trans.SendPoke.build(is_group, peer, target ?? peer);
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await this.context.client.sendOidbPacket(req);
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}
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async SetGroupTodo (groupUin: number, msgSeq: string) {
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const req = trans.SetGroupTodo.build(groupUin, msgSeq);
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await this.context.client.sendOidbPacket(req, true);
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}
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async CompleteGroupTodo (groupUin: number, msgSeq: string) {
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const req = trans.CompleteGroupTodo.build(groupUin, msgSeq);
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await this.context.client.sendOidbPacket(req, true);
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}
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async CancelGroupTodo (groupUin: number, msgSeq: string) {
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const req = trans.CancelGroupTodo.build(groupUin, msgSeq);
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await this.context.client.sendOidbPacket(req, true);
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}
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async FetchRkey (timeout: number = 10000) {
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const req = trans.FetchRkey.build();
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const resp = await this.context.client.sendOidbPacket(req, true, timeout);
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const res = trans.FetchRkey.parse(resp);
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return res.data.rkeyList;
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}
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async GroupSign (groupUin: number) {
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const req = trans.GroupSign.build(this.context.napcore.basicInfo.uin, groupUin);
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await this.context.client.sendOidbPacket(req);
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}
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async GetStrangerStatus (uin: number) {
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let status = 0;
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try {
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const req = trans.GetStrangerInfo.build(uin);
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const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.GetStrangerInfo.parse(resp);
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const extBigInt = BigInt(res.data.status.value);
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if (extBigInt <= 10n) {
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return { status: Number(extBigInt) * 10, ext_status: 0 };
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}
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status = Number((extBigInt & 0xff00n) + ((extBigInt >> 16n) & 0xffn));
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return { status: 10, ext_status: status };
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} catch {
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return undefined;
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}
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}
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async SetGroupSpecialTitle (groupUin: number, uid: string, title: string) {
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const req = trans.SetSpecialTitle.build(groupUin, uid, title);
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await this.context.client.sendOidbPacket(req);
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}
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async UploadResources (msg: PacketMsg[], groupUin: number = 0) {
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const chatType = groupUin ? ChatType.KCHATTYPEGROUP : ChatType.KCHATTYPEC2C;
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const peerUid = groupUin ? String(groupUin) : this.context.napcore.basicInfo.uid;
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const reqList = msg.flatMap((m) =>
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m.msg
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.map((e) => {
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if (e instanceof PacketMsgPicElement) {
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return this.context.highway.uploadImage({ chatType, peerUid }, e);
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} else if (e instanceof PacketMsgVideoElement) {
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return this.context.highway.uploadVideo({ chatType, peerUid }, e);
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} else if (e instanceof PacketMsgPttElement) {
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return this.context.highway.uploadPtt({ chatType, peerUid }, e);
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} else if (e instanceof PacketMsgFileElement) {
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return this.context.highway.uploadFile({ chatType, peerUid }, e);
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}
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return null;
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})
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.filter(Boolean)
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);
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const res = await Promise.allSettled(reqList);
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assertUploadResults(res, this.context.logger);
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}
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async UploadImage (img: PacketMsgPicElement) {
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await this.context.highway.uploadImage(
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{
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chatType: ChatType.KCHATTYPEC2C,
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peerUid: this.context.napcore.basicInfo.uid,
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},
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img
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);
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const index = img.msgInfo?.msgInfoBody?.at(0)?.index;
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if (!index) {
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throw new Error('img.msgInfo?.msgInfoBody![0].index! is undefined');
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}
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return await this.GetImageUrl(this.context.napcore.basicInfo.uid, index);
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}
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async GetImageUrl (selfUid: string, node: NapProtoEncodeStructType<typeof IndexNode>) {
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const req = trans.DownloadImage.build(selfUid, node);
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const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.DownloadImage.parse(resp);
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return `https://${res.download.info.domain}${res.download.info.urlPath}${res.download.rKeyParam}`;
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}
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async GetPttUrl (selfUid: string, node: NapProtoEncodeStructType<typeof IndexNode>, timeout?: number) {
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const req = trans.DownloadPtt.build(selfUid, node);
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const resp = await this.context.client.sendOidbPacket(req, true, timeout);
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const res = trans.DownloadPtt.parse(resp);
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return `https://${res.download.info.domain}${res.download.info.urlPath}${res.download.rKeyParam}`;
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}
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async GetVideoUrl (selfUid: string, node: NapProtoEncodeStructType<typeof IndexNode>, timeout?: number) {
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const req = trans.DownloadVideo.build(selfUid, node);
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const resp = await this.context.client.sendOidbPacket(req, true, timeout);
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const res = trans.DownloadVideo.parse(resp);
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return `https://${res.download.info.domain}${res.download.info.urlPath}${res.download.rKeyParam}`;
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}
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async GetGroupImageUrl (groupUin: number, node: NapProtoEncodeStructType<typeof IndexNode>, timeout?: number) {
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const req = trans.DownloadGroupImage.build(groupUin, node);
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const resp = await this.context.client.sendOidbPacket(req, true, timeout);
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const res = trans.DownloadImage.parse(resp);
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return `https://${res.download.info.domain}${res.download.info.urlPath}${res.download.rKeyParam}`;
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}
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async GetGroupPttUrl (groupUin: number, node: NapProtoEncodeStructType<typeof IndexNode>, timeout?: number) {
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const req = trans.DownloadGroupPtt.build(groupUin, node);
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const resp = await this.context.client.sendOidbPacket(req, true, timeout);
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const res = trans.DownloadImage.parse(resp);
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return `https://${res.download.info.domain}${res.download.info.urlPath}${res.download.rKeyParam}`;
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}
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async GetGroupVideoUrl (groupUin: number, node: NapProtoEncodeStructType<typeof IndexNode>, timeout: number = 20000) {
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const req = trans.DownloadGroupVideo.build(groupUin, node);
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const resp = await this.context.client.sendOidbPacket(req, true, timeout);
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const res = trans.DownloadImage.parse(resp);
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return `https://${res.download.info.domain}${res.download.info.urlPath}${res.download.rKeyParam}`;
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}
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async ImageOCR (imgUrl: string) {
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const req = trans.ImageOCR.build(imgUrl);
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const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.ImageOCR.parse(resp);
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return {
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texts: res.ocrRspBody.textDetections.map((item) => {
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return {
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text: item.detectedText,
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confidence: item.confidence,
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coordinates: item.polygon.coordinates.map((c) => {
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return {
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x: c.x,
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y: c.y,
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};
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}),
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};
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}),
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language: res.ocrRspBody.language,
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} as ImageOcrResult;
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}
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private async SendPreprocess (msg: PacketMsg[], groupUin: number = 0) {
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const ps = msg.map((m) => {
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return m.msg.map(async (e) => {
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if (e instanceof PacketMsgReplyElement && !e.targetElems) {
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this.context.logger.debug('Cannot find reply element\'s targetElems, prepare to fetch it...');
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if (!e.targetPeer?.peerUid) {
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this.context.logger.error('targetPeer is undefined!');
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}
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let targetMsg: NapProtoEncodeStructType<typeof PushMsgBody>[] | undefined;
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if (e.isGroupReply) {
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targetMsg = await this.FetchGroupMessage(+(e.targetPeer?.peerUid ?? 0), e.targetMessageSeq, e.targetMessageSeq);
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} else {
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targetMsg = await this.FetchC2CMessage(await this.context.napcore.basicInfo.uin2uid(e.targetUin), e.targetMessageSeq, e.targetMessageSeq);
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}
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e.targetElems = targetMsg.at(0)?.body?.richText?.elems;
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e.targetSourceMsg = targetMsg.at(0);
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}
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});
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}).flat();
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await Promise.all(ps);
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await this.UploadResources(msg, groupUin);
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}
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async FetchGroupMessage (groupUin: number, startSeq: number, endSeq: number): Promise<NapProtoDecodeStructType<typeof PushMsgBody>[]> {
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const req = trans.FetchGroupMessage.build(groupUin, startSeq, endSeq);
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const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.FetchGroupMessage.parse(resp);
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return res.body.messages;
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}
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async FetchC2CMessage (targetUid: string, startSeq: number, endSeq: number): Promise<NapProtoDecodeStructType<typeof PushMsgBody>[]> {
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const req = trans.FetchC2CMessage.build(targetUid, startSeq, endSeq);
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const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.FetchC2CMessage.parse(resp);
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return res.messages;
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}
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async UploadForwardMsg (msg: PacketMsg[], groupUin: number = 0) {
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await this.SendPreprocess(msg, groupUin);
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const req = trans.UploadForwardMsg.build(this.context.napcore.basicInfo.uid, msg, groupUin);
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const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.UploadForwardMsg.parse(resp);
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return res.result.resId;
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}
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async UploadForwardMsgV2 (msg: UploadForwardMsgParams[], groupUin: number = 0) {
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// 遍历上传资源（跳过已有原始数据的项）
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await Promise.all(msg.filter(item => item.actionMsg).map(async (item) => {
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await this.SendPreprocess(item.actionMsg!, groupUin);
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}));
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const req = trans.UploadForwardMsgV2.build(this.context.napcore.basicInfo.uid, msg, groupUin);
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const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.UploadForwardMsg.parse(resp);
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return res.result.resId;
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}
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async MoveGroupFile (
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groupUin: number,
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fileUUID: string,
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currentParentDirectory: string,
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targetParentDirectory: string
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) {
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const req = trans.MoveGroupFile.build(groupUin, fileUUID, currentParentDirectory, targetParentDirectory);
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const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.MoveGroupFile.parse(resp);
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return res.move.retCode;
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}
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async RenameGroupFile (groupUin: number, fileUUID: string, currentParentDirectory: string, newName: string) {
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const req = trans.RenameGroupFile.build(groupUin, fileUUID, currentParentDirectory, newName);
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const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.RenameGroupFile.parse(resp);
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return res.rename.retCode;
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}
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async GetGroupFileUrl (groupUin: number, fileUUID: string, timeout?: number) {
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const req = trans.DownloadGroupFile.build(groupUin, fileUUID);
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const resp = await this.context.client.sendOidbPacket(req, true, timeout);
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const res = trans.DownloadGroupFile.parse(resp);
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return `https://${res.download.downloadDns}/ftn_handler/${Buffer.from(res.download.downloadUrl).toString('hex')}/?fname=`;
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}
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async GetPrivateFileUrl (self_id: string, fileUUID: string, md5: string, timeout?: number) {
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const req = trans.DownloadPrivateFile.build(self_id, fileUUID, md5);
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const resp = await this.context.client.sendOidbPacket(req, true, timeout);
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const res = trans.DownloadPrivateFile.parse(resp);
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return `http://${res.body?.result?.server}:${res.body?.result?.port}${res.body?.result?.url?.slice(8)}&isthumb=0`;
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}
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async GetMiniAppAdaptShareInfo (param: MiniAppReqParams) {
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const req = trans.GetMiniAppAdaptShareInfo.build(param);
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const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.GetMiniAppAdaptShareInfo.parse(resp);
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return JSON.parse(res.content.jsonContent) as MiniAppRawData;
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}
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async FetchAiVoiceList (groupUin: number, chatType: AIVoiceChatType) {
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const req = trans.FetchAiVoiceList.build(groupUin, chatType);
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const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.FetchAiVoiceList.parse(resp);
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if (!res.content) return null;
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return res.content.map((item) => {
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return {
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category: item.category,
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voices: item.voices,
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};
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});
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}
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async GetAiVoice (
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groupUin: number,
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voiceId: string,
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text: string,
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chatType: AIVoiceChatType
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): Promise<NapProtoDecodeStructType<typeof MsgInfo>> {
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let reqTime = 0;
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const reqMaxTime = 30;
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const sessionId = crypto.randomBytes(4).readUInt32BE(0);
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while (true) {
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if (reqTime >= reqMaxTime) {
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||||
throw new Error(`sendAiVoiceChatReq failed after ${reqMaxTime} times`);
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}
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reqTime++;
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const req = trans.GetAiVoice.build(groupUin, voiceId, text, sessionId, chatType);
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const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.GetAiVoice.parse(resp);
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if (!res.msgInfo) continue;
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return res.msgInfo;
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||||
}
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}
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async FetchForwardMsgRaw (resId: string) {
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const req = trans.DownloadForwardMsg.build(this.context.napcore.basicInfo.uid, resId);
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const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.DownloadForwardMsg.parse(resp);
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const inflate = gunzipSync(res.result.payload);
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const result = new NapProtoMsg(LongMsgResult).decode(inflate);
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return result.action;
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||||
}
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||||
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||||
async FetchForwardMsg (res_id: string): Promise<RawMessage[]> {
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||||
const req = trans.DownloadForwardMsg.build(this.context.napcore.basicInfo.uid, res_id);
|
||||
const resp = await this.context.client.sendOidbPacket(req, true);
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const res = trans.DownloadForwardMsg.parse(resp);
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const inflate = gunzipSync(res.result.payload);
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||||
const result = new NapProtoMsg(LongMsgResult).decode(inflate);
|
||||
|
||||
const main = result.action.find((r) => r.actionCommand === 'MultiMsg');
|
||||
if (!main?.actionData.msgBody) {
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||||
throw new Error('msgBody is empty');
|
||||
}
|
||||
this.context.logger.debug('rawChains ', inflate.toString('hex'));
|
||||
|
||||
const messagesPromises = main.actionData.msgBody.map(async (msg) => {
|
||||
if (!msg?.body?.richText?.elems) {
|
||||
throw new Error('msg.body.richText.elems is empty');
|
||||
}
|
||||
const rawChains = new PacketMsgConverter().packetMsgToRaw(msg?.body?.richText?.elems);
|
||||
const elements = await Promise.all(
|
||||
rawChains.map(async ([element, rawElem]) => {
|
||||
if (element.picElement && rawElem?.commonElem?.pbElem) {
|
||||
const extra = new NapProtoMsg(MsgInfo).decode(rawElem.commonElem.pbElem);
|
||||
const index = extra?.msgInfoBody[0]?.index;
|
||||
if (msg?.responseHead.grp !== undefined) {
|
||||
const groupUin = msg?.responseHead.grp?.groupUin ?? 0;
|
||||
element.picElement = {
|
||||
...element.picElement,
|
||||
originImageUrl: await this.GetGroupImageUrl(groupUin, index!),
|
||||
};
|
||||
} else {
|
||||
element.picElement = {
|
||||
...element.picElement,
|
||||
originImageUrl: await this.GetImageUrl(this.context.napcore.basicInfo.uid, index!),
|
||||
};
|
||||
}
|
||||
return element;
|
||||
}
|
||||
if (element.videoElement && rawElem?.commonElem?.pbElem) {
|
||||
const extra = new NapProtoMsg(MsgInfo).decode(rawElem.commonElem.pbElem);
|
||||
const index = extra?.msgInfoBody[0]?.index;
|
||||
if (!index) return element;
|
||||
if (msg?.responseHead.grp !== undefined) {
|
||||
element.videoElement = {
|
||||
...element.videoElement,
|
||||
filePath: await this.GetGroupVideoUrl(msg.responseHead.grp.groupUin ?? 0, index),
|
||||
};
|
||||
} else {
|
||||
element.videoElement = {
|
||||
...element.videoElement,
|
||||
filePath: await this.GetVideoUrl(this.context.napcore.basicInfo.uid, index),
|
||||
};
|
||||
}
|
||||
return element;
|
||||
}
|
||||
return element;
|
||||
})
|
||||
);
|
||||
const isGroup = msg?.responseHead.grp !== undefined;
|
||||
const peerUin = isGroup
|
||||
? String(msg?.responseHead.grp?.groupUin ?? 0)
|
||||
: String(msg?.responseHead.fromUin ?? 0);
|
||||
const peerUid = isGroup
|
||||
? String(msg?.responseHead.grp?.groupUin ?? 0)
|
||||
: String(msg?.responseHead.fromUid ?? '');
|
||||
const sendNickName = isGroup
|
||||
? (msg?.responseHead.grp?.memberName ?? '')
|
||||
: (msg?.responseHead.forward?.friendName ?? '');
|
||||
|
||||
return {
|
||||
chatType: isGroup ? ChatType.KCHATTYPEGROUP : ChatType.KCHATTYPEC2C,
|
||||
elements,
|
||||
guildId: '',
|
||||
isOnlineMsg: false,
|
||||
msgId: '7467703692092974645', // TODO: no necessary
|
||||
msgRandom: '0',
|
||||
msgSeq: String(msg.contentHead.sequence ?? 0),
|
||||
msgTime: String(msg.contentHead.timeStamp ?? 0),
|
||||
msgType: NTMsgType.KMSGTYPEMIX,
|
||||
parentMsgIdList: [],
|
||||
parentMsgPeer: {
|
||||
chatType: isGroup ? ChatType.KCHATTYPEGROUP : ChatType.KCHATTYPEC2C,
|
||||
peerUid,
|
||||
},
|
||||
peerName: '',
|
||||
peerUid,
|
||||
peerUin,
|
||||
recallTime: '0',
|
||||
records: [],
|
||||
sendNickName,
|
||||
sendRemarkName: sendNickName,
|
||||
senderUid: msg?.responseHead.fromUid ?? '',
|
||||
senderUin: String(msg?.responseHead.fromUin ?? 0),
|
||||
sourceType: MsgSourceType.K_DOWN_SOURCETYPE_UNKNOWN,
|
||||
subMsgType: 1,
|
||||
};
|
||||
});
|
||||
return await Promise.all(messagesPromises);
|
||||
}
|
||||
}
|
||||
Reference in new issue
Block a user