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-rw-r--r--src/services/drive/add-file.ts314
-rw-r--r--src/services/drive/upload-from-url.ts52
-rw-r--r--src/services/following/create.ts72
-rw-r--r--src/services/following/delete.ts64
-rw-r--r--src/services/post/create.ts344
-rw-r--r--src/services/post/reaction/create.ts0
-rw-r--r--src/services/post/watch.ts26
7 files changed, 872 insertions, 0 deletions
diff --git a/src/services/drive/add-file.ts b/src/services/drive/add-file.ts
new file mode 100644
index 0000000000..64a2f18340
--- /dev/null
+++ b/src/services/drive/add-file.ts
@@ -0,0 +1,314 @@
+import { Buffer } from 'buffer';
+import * as fs from 'fs';
+import * as tmp from 'tmp';
+import * as stream from 'stream';
+
+import * as mongodb from 'mongodb';
+import * as crypto from 'crypto';
+import * as _gm from 'gm';
+import * as debug from 'debug';
+import fileType = require('file-type');
+import prominence = require('prominence');
+
+import DriveFile, { IMetadata, getGridFSBucket } from '../../models/drive-file';
+import DriveFolder from '../../models/drive-folder';
+import { pack } from '../../models/drive-file';
+import event, { publishDriveStream } from '../../publishers/stream';
+import getAcct from '../../acct/render';
+import config from '../../config';
+
+const gm = _gm.subClass({
+ imageMagick: true
+});
+
+const log = debug('misskey:drive:add-file');
+
+const tmpFile = (): Promise<string> => new Promise((resolve, reject) => {
+ tmp.file((e, path) => {
+ if (e) return reject(e);
+ resolve(path);
+ });
+});
+
+const addToGridFS = (name: string, readable: stream.Readable, type: string, metadata: any): Promise<any> =>
+ getGridFSBucket()
+ .then(bucket => new Promise((resolve, reject) => {
+ const writeStream = bucket.openUploadStream(name, { contentType: type, metadata });
+ writeStream.once('finish', (doc) => { resolve(doc); });
+ writeStream.on('error', reject);
+ readable.pipe(writeStream);
+ }));
+
+const addFile = async (
+ user: any,
+ path: string,
+ name: string = null,
+ comment: string = null,
+ folderId: mongodb.ObjectID = null,
+ force: boolean = false,
+ uri: string = null
+) => {
+ log(`registering ${name} (user: ${getAcct(user)}, path: ${path})`);
+
+ // Calculate hash, get content type and get file size
+ const [hash, [mime, ext], size] = await Promise.all([
+ // hash
+ ((): Promise<string> => new Promise((res, rej) => {
+ const readable = fs.createReadStream(path);
+ const hash = crypto.createHash('md5');
+ const chunks = [];
+ readable
+ .on('error', rej)
+ .pipe(hash)
+ .on('error', rej)
+ .on('data', (chunk) => chunks.push(chunk))
+ .on('end', () => {
+ const buffer = Buffer.concat(chunks);
+ res(buffer.toString('hex'));
+ });
+ }))(),
+ // mime
+ ((): Promise<[string, string | null]> => new Promise((res, rej) => {
+ const readable = fs.createReadStream(path);
+ readable
+ .on('error', rej)
+ .once('data', (buffer: Buffer) => {
+ readable.destroy();
+ const type = fileType(buffer);
+ if (type) {
+ return res([type.mime, type.ext]);
+ } else {
+ // 種類が同定できなかったら application/octet-stream にする
+ return res(['application/octet-stream', null]);
+ }
+ });
+ }))(),
+ // size
+ ((): Promise<number> => new Promise((res, rej) => {
+ fs.stat(path, (err, stats) => {
+ if (err) return rej(err);
+ res(stats.size);
+ });
+ }))()
+ ]);
+
+ log(`hash: ${hash}, mime: ${mime}, ext: ${ext}, size: ${size}`);
+
+ // detect name
+ const detectedName: string = name || (ext ? `untitled.${ext}` : 'untitled');
+
+ if (!force) {
+ // Check if there is a file with the same hash
+ const much = await DriveFile.findOne({
+ md5: hash,
+ 'metadata.userId': user._id
+ });
+
+ if (much !== null) {
+ log('file with same hash is found');
+ return much;
+ } else {
+ log('file with same hash is not found');
+ }
+ }
+
+ const [wh, averageColor, folder] = await Promise.all([
+ // Width and height (when image)
+ (async () => {
+ // 画像かどうか
+ if (!/^image\/.*$/.test(mime)) {
+ return null;
+ }
+
+ const imageType = mime.split('/')[1];
+
+ // 画像でもPNGかJPEGかGIFでないならスキップ
+ if (imageType != 'png' && imageType != 'jpeg' && imageType != 'gif') {
+ return null;
+ }
+
+ log('calculate image width and height...');
+
+ // Calculate width and height
+ const g = gm(fs.createReadStream(path), name);
+ const size = await prominence(g).size();
+
+ log(`image width and height is calculated: ${size.width}, ${size.height}`);
+
+ return [size.width, size.height];
+ })(),
+ // average color (when image)
+ (async () => {
+ // 画像かどうか
+ if (!/^image\/.*$/.test(mime)) {
+ return null;
+ }
+
+ const imageType = mime.split('/')[1];
+
+ // 画像でもPNGかJPEGでないならスキップ
+ if (imageType != 'png' && imageType != 'jpeg') {
+ return null;
+ }
+
+ log('calculate average color...');
+
+ const buffer = await prominence(gm(fs.createReadStream(path), name)
+ .setFormat('ppm')
+ .resize(1, 1)) // 1pxのサイズに縮小して平均色を取得するというハック
+ .toBuffer();
+
+ const r = buffer.readUInt8(buffer.length - 3);
+ const g = buffer.readUInt8(buffer.length - 2);
+ const b = buffer.readUInt8(buffer.length - 1);
+
+ log(`average color is calculated: ${r}, ${g}, ${b}`);
+
+ return [r, g, b];
+ })(),
+ // folder
+ (async () => {
+ if (!folderId) {
+ return null;
+ }
+ const driveFolder = await DriveFolder.findOne({
+ _id: folderId,
+ userId: user._id
+ });
+ if (!driveFolder) {
+ throw 'folder-not-found';
+ }
+ return driveFolder;
+ })(),
+ // usage checker
+ (async () => {
+ // Calculate drive usage
+ const usage = await DriveFile
+ .aggregate([{
+ $match: { 'metadata.userId': user._id }
+ }, {
+ $project: {
+ length: true
+ }
+ }, {
+ $group: {
+ _id: null,
+ usage: { $sum: '$length' }
+ }
+ }])
+ .then((aggregates: any[]) => {
+ if (aggregates.length > 0) {
+ return aggregates[0].usage;
+ }
+ return 0;
+ });
+
+ log(`drive usage is ${usage}`);
+
+ // If usage limit exceeded
+ if (usage + size > user.driveCapacity) {
+ throw 'no-free-space';
+ }
+ })()
+ ]);
+
+ const readable = fs.createReadStream(path);
+
+ const properties = {};
+
+ if (wh) {
+ properties['width'] = wh[0];
+ properties['height'] = wh[1];
+ }
+
+ if (averageColor) {
+ properties['avgColor'] = averageColor;
+ }
+
+ const metadata = {
+ userId: user._id,
+ folderId: folder !== null ? folder._id : null,
+ comment: comment,
+ properties: properties
+ } as IMetadata;
+
+ if (uri !== null) {
+ metadata.uri = uri;
+ }
+
+ return addToGridFS(detectedName, readable, mime, metadata);
+};
+
+/**
+ * Add file to drive
+ *
+ * @param user User who wish to add file
+ * @param file File path or readableStream
+ * @param comment Comment
+ * @param type File type
+ * @param folderId Folder ID
+ * @param force If set to true, forcibly upload the file even if there is a file with the same hash.
+ * @return Object that represents added file
+ */
+export default (user: any, file: string | stream.Readable, ...args) => new Promise<any>((resolve, reject) => {
+ // Get file path
+ new Promise((res: (v: [string, boolean]) => void, rej) => {
+ if (typeof file === 'string') {
+ res([file, false]);
+ return;
+ }
+ if (typeof file === 'object' && typeof file.read === 'function') {
+ tmpFile()
+ .then(path => {
+ const readable: stream.Readable = file;
+ const writable = fs.createWriteStream(path);
+ readable
+ .on('error', rej)
+ .on('end', () => {
+ res([path, true]);
+ })
+ .pipe(writable)
+ .on('error', rej);
+ })
+ .catch(rej);
+ }
+ rej(new Error('un-compatible file.'));
+ })
+ .then(([path, shouldCleanup]): Promise<any> => new Promise((res, rej) => {
+ addFile(user, path, ...args)
+ .then(file => {
+ res(file);
+ if (shouldCleanup) {
+ fs.unlink(path, (e) => {
+ if (e) log(e.stack);
+ });
+ }
+ })
+ .catch(rej);
+ }))
+ .then(file => {
+ log(`drive file has been created ${file._id}`);
+ resolve(file);
+
+ pack(file).then(serializedFile => {
+ // Publish drive_file_created event
+ event(user._id, 'drive_file_created', serializedFile);
+ publishDriveStream(user._id, 'file_created', serializedFile);
+
+ // Register to search database
+ if (config.elasticsearch.enable) {
+ const es = require('../db/elasticsearch');
+ es.index({
+ index: 'misskey',
+ type: 'drive_file',
+ id: file._id.toString(),
+ body: {
+ name: file.name,
+ userId: user._id.toString()
+ }
+ });
+ }
+ });
+ })
+ .catch(reject);
+});
diff --git a/src/services/drive/upload-from-url.ts b/src/services/drive/upload-from-url.ts
new file mode 100644
index 0000000000..676586cd15
--- /dev/null
+++ b/src/services/drive/upload-from-url.ts
@@ -0,0 +1,52 @@
+import * as URL from 'url';
+import { IDriveFile, validateFileName } from '../../models/drive-file';
+import create from './add-file';
+import * as debug from 'debug';
+import * as tmp from 'tmp';
+import * as fs from 'fs';
+import * as request from 'request';
+
+const log = debug('misskey:drive:upload-from-url');
+
+export default async (url, user, folderId = null, uri = null): Promise<IDriveFile> => {
+ log(`REQUESTED: ${url}`);
+
+ let name = URL.parse(url).pathname.split('/').pop();
+ if (!validateFileName(name)) {
+ name = null;
+ }
+
+ log(`name: ${name}`);
+
+ // Create temp file
+ const path = await new Promise((res: (string) => void, rej) => {
+ tmp.file((e, path) => {
+ if (e) return rej(e);
+ res(path);
+ });
+ });
+
+ // write content at URL to temp file
+ await new Promise((res, rej) => {
+ const writable = fs.createWriteStream(path);
+ request(url)
+ .on('error', rej)
+ .on('end', () => {
+ writable.close();
+ res(path);
+ })
+ .pipe(writable)
+ .on('error', rej);
+ });
+
+ const driveFile = await create(user, path, name, null, folderId, false, uri);
+
+ log(`created: ${driveFile._id}`);
+
+ // clean-up
+ fs.unlink(path, (e) => {
+ if (e) log(e.stack);
+ });
+
+ return driveFile;
+};
diff --git a/src/services/following/create.ts b/src/services/following/create.ts
new file mode 100644
index 0000000000..d919f4487f
--- /dev/null
+++ b/src/services/following/create.ts
@@ -0,0 +1,72 @@
+import User, { isLocalUser, isRemoteUser, pack as packUser, IUser } from '../../models/user';
+import Following from '../../models/following';
+import FollowingLog from '../../models/following-log';
+import FollowedLog from '../../models/followed-log';
+import event from '../../publishers/stream';
+import notify from '../../publishers/notify';
+import context from '../../remote/activitypub/renderer/context';
+import renderFollow from '../../remote/activitypub/renderer/follow';
+import renderAccept from '../../remote/activitypub/renderer/accept';
+import { deliver } from '../../queue';
+
+export default async function(follower: IUser, followee: IUser, activity?) {
+ const following = await Following.insert({
+ createdAt: new Date(),
+ followerId: follower._id,
+ followeeId: followee._id
+ });
+
+ //#region Increment following count
+ User.update({ _id: follower._id }, {
+ $inc: {
+ followingCount: 1
+ }
+ });
+
+ FollowingLog.insert({
+ createdAt: following.createdAt,
+ userId: follower._id,
+ count: follower.followingCount + 1
+ });
+ //#endregion
+
+ //#region Increment followers count
+ User.update({ _id: followee._id }, {
+ $inc: {
+ followersCount: 1
+ }
+ });
+ FollowedLog.insert({
+ createdAt: following.createdAt,
+ userId: followee._id,
+ count: followee.followersCount + 1
+ });
+ //#endregion
+
+ // Publish follow event
+ if (isLocalUser(follower)) {
+ packUser(followee, follower).then(packed => event(follower._id, 'follow', packed));
+ }
+
+ // Publish followed event
+ if (isLocalUser(followee)) {
+ packUser(follower, followee).then(packed => event(followee._id, 'followed', packed)),
+
+ // 通知を作成
+ notify(followee._id, follower._id, 'follow');
+ }
+
+ if (isLocalUser(follower) && isRemoteUser(followee)) {
+ const content = renderFollow(follower, followee);
+ content['@context'] = context;
+
+ deliver(follower, content, followee.account.inbox).save();
+ }
+
+ if (isRemoteUser(follower) && isLocalUser(followee)) {
+ const content = renderAccept(activity);
+ content['@context'] = context;
+
+ deliver(followee, content, follower.account.inbox).save();
+ }
+}
diff --git a/src/services/following/delete.ts b/src/services/following/delete.ts
new file mode 100644
index 0000000000..364a4803b9
--- /dev/null
+++ b/src/services/following/delete.ts
@@ -0,0 +1,64 @@
+import User, { isLocalUser, isRemoteUser, pack as packUser, IUser } from '../../models/user';
+import Following from '../../models/following';
+import FollowingLog from '../../models/following-log';
+import FollowedLog from '../../models/followed-log';
+import event from '../../publishers/stream';
+import context from '../../remote/activitypub/renderer/context';
+import renderFollow from '../../remote/activitypub/renderer/follow';
+import renderUndo from '../../remote/activitypub/renderer/undo';
+import { deliver } from '../../queue';
+
+export default async function(follower: IUser, followee: IUser, activity?) {
+ const following = await Following.findOne({
+ followerId: follower._id,
+ followeeId: followee._id
+ });
+
+ if (following == null) {
+ console.warn('フォロー解除がリクエストされましたがフォローしていませんでした');
+ return;
+ }
+
+ Following.remove({
+ _id: following._id
+ });
+
+ //#region Decrement following count
+ User.update({ _id: follower._id }, {
+ $inc: {
+ followingCount: -1
+ }
+ });
+
+ FollowingLog.insert({
+ createdAt: following.createdAt,
+ userId: follower._id,
+ count: follower.followingCount - 1
+ });
+ //#endregion
+
+ //#region Decrement followers count
+ User.update({ _id: followee._id }, {
+ $inc: {
+ followersCount: -1
+ }
+ });
+ FollowedLog.insert({
+ createdAt: following.createdAt,
+ userId: followee._id,
+ count: followee.followersCount - 1
+ });
+ //#endregion
+
+ // Publish unfollow event
+ if (isLocalUser(follower)) {
+ packUser(followee, follower).then(packed => event(follower._id, 'unfollow', packed));
+ }
+
+ if (isLocalUser(follower) && isRemoteUser(followee)) {
+ const content = renderUndo(renderFollow(follower, followee));
+ content['@context'] = context;
+
+ deliver(follower, content, followee.account.inbox).save();
+ }
+}
diff --git a/src/services/post/create.ts b/src/services/post/create.ts
new file mode 100644
index 0000000000..9723dbe452
--- /dev/null
+++ b/src/services/post/create.ts
@@ -0,0 +1,344 @@
+import Post, { pack, IPost } from '../../models/post';
+import User, { isLocalUser, IUser } from '../../models/user';
+import stream from '../../publishers/stream';
+import Following from '../../models/following';
+import { deliver } from '../../queue';
+import renderNote from '../../remote/activitypub/renderer/note';
+import renderCreate from '../../remote/activitypub/renderer/create';
+import context from '../../remote/activitypub/renderer/context';
+import { IDriveFile } from '../../models/drive-file';
+import notify from '../../publishers/notify';
+import PostWatching from '../../models/post-watching';
+import watch from './watch';
+import Mute from '../../models/mute';
+import pushSw from '../../publishers/push-sw';
+import event from '../../publishers/stream';
+import parse from '../../text/parse';
+import html from '../../text/html';
+import { IApp } from '../../models/app';
+
+export default async (user: IUser, content: {
+ createdAt?: Date;
+ text?: string;
+ reply?: IPost;
+ repost?: IPost;
+ media?: IDriveFile[];
+ geo?: any;
+ poll?: any;
+ viaMobile?: boolean;
+ tags?: string[];
+ cw?: string;
+ visibility?: string;
+ uri?: string;
+ app?: IApp;
+}, silent = false) => new Promise<IPost>(async (res, rej) => {
+ if (content.createdAt == null) content.createdAt = new Date();
+ if (content.visibility == null) content.visibility = 'public';
+
+ const tags = content.tags || [];
+
+ let tokens = null;
+
+ if (content.text) {
+ // Analyze
+ tokens = parse(content.text);
+
+ // Extract hashtags
+ const hashtags = tokens
+ .filter(t => t.type == 'hashtag')
+ .map(t => t.hashtag);
+
+ hashtags.forEach(tag => {
+ if (tags.indexOf(tag) == -1) {
+ tags.push(tag);
+ }
+ });
+ }
+
+ const data: any = {
+ createdAt: content.createdAt,
+ mediaIds: content.media ? content.media.map(file => file._id) : [],
+ replyId: content.reply ? content.reply._id : null,
+ repostId: content.repost ? content.repost._id : null,
+ text: content.text,
+ textHtml: tokens === null ? null : html(tokens),
+ poll: content.poll,
+ cw: content.cw,
+ tags,
+ userId: user._id,
+ viaMobile: content.viaMobile,
+ geo: content.geo || null,
+ appId: content.app ? content.app._id : null,
+ visibility: content.visibility,
+
+ // 以下非正規化データ
+ _reply: content.reply ? { userId: content.reply.userId } : null,
+ _repost: content.repost ? { userId: content.repost.userId } : null,
+ };
+
+ if (content.uri != null) data.uri = content.uri;
+
+ // 投稿を作成
+ const post = await Post.insert(data);
+
+ res(post);
+
+ User.update({ _id: user._id }, {
+ // Increment posts count
+ $inc: {
+ postsCount: 1
+ },
+ // Update latest post
+ $set: {
+ latestPost: post
+ }
+ });
+
+ // Serialize
+ const postObj = await pack(post);
+
+ // タイムラインへの投稿
+ if (!post.channelId) {
+ // Publish event to myself's stream
+ if (isLocalUser(user)) {
+ stream(post.userId, 'post', postObj);
+ }
+
+ // Fetch all followers
+ const followers = await Following.aggregate([{
+ $lookup: {
+ from: 'users',
+ localField: 'followerId',
+ foreignField: '_id',
+ as: 'follower'
+ }
+ }, {
+ $match: {
+ followeeId: post.userId
+ }
+ }], {
+ _id: false
+ });
+
+ if (!silent) {
+ const note = await renderNote(user, post);
+ const content = renderCreate(note);
+ content['@context'] = context;
+
+ Promise.all(followers.map(({ follower }) => {
+ if (isLocalUser(follower)) {
+ // Publish event to followers stream
+ stream(follower._id, 'post', postObj);
+ } else {
+ // フォロワーがリモートユーザーかつ投稿者がローカルユーザーなら投稿を配信
+ if (isLocalUser(user)) {
+ deliver(user, content, follower.account.inbox).save();
+ }
+ }
+ }));
+ }
+ }
+
+ // チャンネルへの投稿
+ /* TODO
+ if (post.channelId) {
+ promises.push(
+ // Increment channel index(posts count)
+ Channel.update({ _id: post.channelId }, {
+ $inc: {
+ index: 1
+ }
+ }),
+
+ // Publish event to channel
+ promisedPostObj.then(postObj => {
+ publishChannelStream(post.channelId, 'post', postObj);
+ }),
+
+ Promise.all([
+ promisedPostObj,
+
+ // Get channel watchers
+ ChannelWatching.find({
+ channelId: post.channelId,
+ // 削除されたドキュメントは除く
+ deletedAt: { $exists: false }
+ })
+ ]).then(([postObj, watches]) => {
+ // チャンネルの視聴者(のタイムライン)に配信
+ watches.forEach(w => {
+ stream(w.userId, 'post', postObj);
+ });
+ })
+ );
+ }*/
+
+ const mentions = [];
+
+ async function addMention(mentionee, reason) {
+ // Reject if already added
+ if (mentions.some(x => x.equals(mentionee))) return;
+
+ // Add mention
+ mentions.push(mentionee);
+
+ // Publish event
+ if (!user._id.equals(mentionee)) {
+ const mentioneeMutes = await Mute.find({
+ muter_id: mentionee,
+ deleted_at: { $exists: false }
+ });
+ const mentioneesMutedUserIds = mentioneeMutes.map(m => m.muteeId.toString());
+ if (mentioneesMutedUserIds.indexOf(user._id.toString()) == -1) {
+ event(mentionee, reason, postObj);
+ pushSw(mentionee, reason, postObj);
+ }
+ }
+ }
+
+ // If has in reply to post
+ if (content.reply) {
+ // Increment replies count
+ Post.update({ _id: content.reply._id }, {
+ $inc: {
+ repliesCount: 1
+ }
+ });
+
+ // (自分自身へのリプライでない限りは)通知を作成
+ notify(content.reply.userId, user._id, 'reply', {
+ postId: post._id
+ });
+
+ // Fetch watchers
+ PostWatching.find({
+ postId: content.reply._id,
+ userId: { $ne: user._id },
+ // 削除されたドキュメントは除く
+ deletedAt: { $exists: false }
+ }, {
+ fields: {
+ userId: true
+ }
+ }).then(watchers => {
+ watchers.forEach(watcher => {
+ notify(watcher.userId, user._id, 'reply', {
+ postId: post._id
+ });
+ });
+ });
+
+ // この投稿をWatchする
+ if (isLocalUser(user) && user.account.settings.autoWatch !== false) {
+ watch(user._id, content.reply);
+ }
+
+ // Add mention
+ addMention(content.reply.userId, 'reply');
+ }
+
+ // If it is repost
+ if (content.repost) {
+ // Notify
+ const type = content.text ? 'quote' : 'repost';
+ notify(content.repost.userId, user._id, type, {
+ post_id: post._id
+ });
+
+ // Fetch watchers
+ PostWatching.find({
+ postId: content.repost._id,
+ userId: { $ne: user._id },
+ // 削除されたドキュメントは除く
+ deletedAt: { $exists: false }
+ }, {
+ fields: {
+ userId: true
+ }
+ }).then(watchers => {
+ watchers.forEach(watcher => {
+ notify(watcher.userId, user._id, type, {
+ postId: post._id
+ });
+ });
+ });
+
+ // この投稿をWatchする
+ if (isLocalUser(user) && user.account.settings.autoWatch !== false) {
+ watch(user._id, content.repost);
+ }
+
+ // If it is quote repost
+ if (content.text) {
+ // Add mention
+ addMention(content.repost.userId, 'quote');
+ } else {
+ // Publish event
+ if (!user._id.equals(content.repost.userId)) {
+ event(content.repost.userId, 'repost', postObj);
+ }
+ }
+
+ // 今までで同じ投稿をRepostしているか
+ const existRepost = await Post.findOne({
+ userId: user._id,
+ repostId: content.repost._id,
+ _id: {
+ $ne: post._id
+ }
+ });
+
+ if (!existRepost) {
+ // Update repostee status
+ Post.update({ _id: content.repost._id }, {
+ $inc: {
+ repostCount: 1
+ }
+ });
+ }
+ }
+
+ // If has text content
+ if (content.text) {
+ // Extract an '@' mentions
+ const atMentions = tokens
+ .filter(t => t.type == 'mention')
+ .map(m => m.username)
+ // Drop dupulicates
+ .filter((v, i, s) => s.indexOf(v) == i);
+
+ // Resolve all mentions
+ await Promise.all(atMentions.map(async mention => {
+ // Fetch mentioned user
+ // SELECT _id
+ const mentionee = await User
+ .findOne({
+ usernameLower: mention.toLowerCase()
+ }, { _id: true });
+
+ // When mentioned user not found
+ if (mentionee == null) return;
+
+ // 既に言及されたユーザーに対する返信や引用repostの場合も無視
+ if (content.reply && content.reply.userId.equals(mentionee._id)) return;
+ if (content.repost && content.repost.userId.equals(mentionee._id)) return;
+
+ // Add mention
+ addMention(mentionee._id, 'mention');
+
+ // Create notification
+ notify(mentionee._id, user._id, 'mention', {
+ post_id: post._id
+ });
+ }));
+ }
+
+ // Append mentions data
+ if (mentions.length > 0) {
+ Post.update({ _id: post._id }, {
+ $set: {
+ mentions
+ }
+ });
+ }
+});
diff --git a/src/services/post/reaction/create.ts b/src/services/post/reaction/create.ts
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/src/services/post/reaction/create.ts
diff --git a/src/services/post/watch.ts b/src/services/post/watch.ts
new file mode 100644
index 0000000000..bbd9976f40
--- /dev/null
+++ b/src/services/post/watch.ts
@@ -0,0 +1,26 @@
+import * as mongodb from 'mongodb';
+import Watching from '../../models/post-watching';
+
+export default async (me: mongodb.ObjectID, post: object) => {
+ // 自分の投稿はwatchできない
+ if (me.equals((post as any).userId)) {
+ return;
+ }
+
+ // if watching now
+ const exist = await Watching.findOne({
+ postId: (post as any)._id,
+ userId: me,
+ deletedAt: { $exists: false }
+ });
+
+ if (exist !== null) {
+ return;
+ }
+
+ await Watching.insert({
+ createdAt: new Date(),
+ postId: (post as any)._id,
+ userId: me
+ });
+};