Sharkey/src/server/api/endpoints/users/recommendation.ts

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const ms = require('ms');
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import $ from 'cafy';
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import User, { pack, ILocalUser } from '../../../../models/user';
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import { getFriendIds } from '../../common/get-friends';
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import Mute from '../../../../models/mute';
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import * as request from 'request';
import config from '../../../../config';
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import getParams from '../../get-params';
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export const meta = {
desc: {
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'ja-JP': 'おすすめのユーザー一覧を取得します。'
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},
requireCredential: true,
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kind: 'account-read',
params: {
limit: {
validator: $.num.optional.range(1, 100),
default: 10
},
offset: {
validator: $.num.optional.min(0),
default: 0
}
}
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};
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export default (params: any, me: ILocalUser) => new Promise(async (res, rej) => {
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const [ps, psErr] = getParams(meta, params);
if (psErr) return rej(psErr);
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if (config.user_recommendation && config.user_recommendation.external) {
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const userName = me.username;
const hostName = config.hostname;
const limit = params.limit;
const offset = params.offset;
const timeout = config.user_recommendation.timeout;
const engine = config.user_recommendation.engine;
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const url = engine
.replace('{{host}}', hostName)
.replace('{{user}}', userName)
.replace('{{limit}}', limit)
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.replace('{{offset}}', offset);
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request({
url: url,
proxy: config.proxy,
timeout: timeout,
json: true,
followRedirect: true,
followAllRedirects: true
}, (error: any, response: any, body: any) => {
if (!error && response.statusCode == 200) {
res(body);
} else {
res([]);
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}
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});
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} else {
// ID list of the user itself and other users who the user follows
const followingIds = await getFriendIds(me._id);
// ミュートしているユーザーを取得
const mutedUserIds = (await Mute.find({
muterId: me._id
})).map(m => m.muteeId);
const users = await User
.find({
_id: {
$nin: followingIds.concat(mutedUserIds)
},
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isLocked: { $ne: true },
lastUsedAt: {
$gte: new Date(Date.now() - ms('7days'))
},
host: null
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}, {
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limit: ps.limit,
skip: ps.offset,
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sort: {
followersCount: -1
}
});
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res(await Promise.all(users.map(user => pack(user, me, { detail: true }))));
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}
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});