355 lines
7.5 KiB
TypeScript
355 lines
7.5 KiB
TypeScript
/**
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* Module dependencies
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*/
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import $ from 'cafy';
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const escapeRegexp = require('escape-regexp');
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import Post from '../../models/post';
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import User from '../../models/user';
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import Mute from '../../models/mute';
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import getFriends from '../../common/get-friends';
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import serialize from '../../serializers/post';
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/**
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* Search a post
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*
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* @param {any} params
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* @param {any} me
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* @return {Promise<any>}
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*/
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module.exports = (params, me) => new Promise(async (res, rej) => {
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// Get 'text' parameter
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const [text, textError] = $(params.text).optional.string().$;
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if (textError) return rej('invalid text param');
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// Get 'include_user_ids' parameter
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const [includeUserIds = [], includeUserIdsErr] = $(params.include_user_ids).optional.array('id').$;
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if (includeUserIdsErr) return rej('invalid include_user_ids param');
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// Get 'exclude_user_ids' parameter
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const [excludeUserIds = [], excludeUserIdsErr] = $(params.exclude_user_ids).optional.array('id').$;
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if (excludeUserIdsErr) return rej('invalid exclude_user_ids param');
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// Get 'include_user_usernames' parameter
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const [includeUserUsernames = [], includeUserUsernamesErr] = $(params.include_user_usernames).optional.array('string').$;
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if (includeUserUsernamesErr) return rej('invalid include_user_usernames param');
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// Get 'exclude_user_usernames' parameter
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const [excludeUserUsernames = [], excludeUserUsernamesErr] = $(params.exclude_user_usernames).optional.array('string').$;
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if (excludeUserUsernamesErr) return rej('invalid exclude_user_usernames param');
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// Get 'following' parameter
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const [following = null, followingErr] = $(params.following).optional.nullable.boolean().$;
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if (followingErr) return rej('invalid following param');
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// Get 'mute' parameter
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const [mute = 'mute_all', muteErr] = $(params.mute).optional.string().$;
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if (muteErr) return rej('invalid mute param');
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// Get 'reply' parameter
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const [reply = null, replyErr] = $(params.reply).optional.nullable.boolean().$;
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if (replyErr) return rej('invalid reply param');
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// Get 'repost' parameter
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const [repost = null, repostErr] = $(params.repost).optional.nullable.boolean().$;
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if (repostErr) return rej('invalid repost param');
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// Get 'media' parameter
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const [media = null, mediaErr] = $(params.media).optional.nullable.boolean().$;
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if (mediaErr) return rej('invalid media param');
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// Get 'poll' parameter
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const [poll = null, pollErr] = $(params.poll).optional.nullable.boolean().$;
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if (pollErr) return rej('invalid poll param');
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// Get 'since_date' parameter
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const [sinceDate, sinceDateErr] = $(params.since_date).optional.number().$;
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if (sinceDateErr) throw 'invalid since_date param';
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// Get 'until_date' parameter
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const [untilDate, untilDateErr] = $(params.until_date).optional.number().$;
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if (untilDateErr) throw 'invalid until_date param';
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// Get 'offset' parameter
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const [offset = 0, offsetErr] = $(params.offset).optional.number().min(0).$;
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if (offsetErr) return rej('invalid offset param');
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// Get 'limit' parameter
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const [limit = 10, limitErr] = $(params.limit).optional.number().range(1, 30).$;
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if (limitErr) return rej('invalid limit param');
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let includeUsers = includeUserIds;
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if (includeUserUsernames != null) {
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const ids = (await Promise.all(includeUserUsernames.map(async (username) => {
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const _user = await User.findOne({
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username_lower: username.toLowerCase()
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});
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return _user ? _user._id : null;
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}))).filter(id => id != null);
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includeUsers = includeUsers.concat(ids);
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}
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let excludeUsers = excludeUserIds;
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if (excludeUserUsernames != null) {
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const ids = (await Promise.all(excludeUserUsernames.map(async (username) => {
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const _user = await User.findOne({
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username_lower: username.toLowerCase()
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});
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return _user ? _user._id : null;
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}))).filter(id => id != null);
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excludeUsers = excludeUsers.concat(ids);
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}
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search(res, rej, me, text, includeUsers, excludeUsers, following,
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mute, reply, repost, media, poll, sinceDate, untilDate, offset, limit);
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});
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async function search(
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res, rej, me, text, includeUserIds, excludeUserIds, following,
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mute, reply, repost, media, poll, sinceDate, untilDate, offset, max) {
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let q: any = {
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$and: []
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};
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const push = x => q.$and.push(x);
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if (text) {
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// 完全一致検索
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if (/"""(.+?)"""/.test(text)) {
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const x = text.match(/"""(.+?)"""/)[1];
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push({
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text: x
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});
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} else {
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push({
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$and: text.split(' ').map(x => ({
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// キーワードが-で始まる場合そのキーワードを除外する
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text: x[0] == '-' ? {
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$not: new RegExp(escapeRegexp(x.substr(1)))
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} : new RegExp(escapeRegexp(x))
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}))
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});
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}
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}
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if (includeUserIds && includeUserIds.length != 0) {
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push({
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user_id: {
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$in: includeUserIds
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}
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});
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} else if (excludeUserIds && excludeUserIds.length != 0) {
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push({
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user_id: {
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$nin: excludeUserIds
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}
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});
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}
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if (following != null && me != null) {
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const ids = await getFriends(me._id, false);
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push({
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user_id: following ? {
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$in: ids
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} : {
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$nin: ids.concat(me._id)
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}
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});
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}
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if (me != null) {
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const mutes = await Mute.find({
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muter_id: me._id,
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deleted_at: { $exists: false }
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});
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const mutedUserIds = mutes.map(m => m.mutee_id);
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switch (mute) {
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case 'mute_all':
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push({
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user_id: {
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$nin: mutedUserIds
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},
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'_reply.user_id': {
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$nin: mutedUserIds
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},
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'_repost.user_id': {
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$nin: mutedUserIds
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}
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});
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break;
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case 'mute_related':
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push({
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'_reply.user_id': {
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$nin: mutedUserIds
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},
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'_repost.user_id': {
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$nin: mutedUserIds
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}
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});
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break;
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case 'mute_direct':
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push({
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user_id: {
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$nin: mutedUserIds
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}
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});
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break;
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case 'direct_only':
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push({
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user_id: {
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$in: mutedUserIds
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}
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});
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break;
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case 'related_only':
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push({
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$or: [{
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'_reply.user_id': {
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$in: mutedUserIds
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}
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}, {
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'_repost.user_id': {
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$in: mutedUserIds
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}
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}]
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});
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break;
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case 'all_only':
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push({
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$or: [{
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user_id: {
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$in: mutedUserIds
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}
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}, {
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'_reply.user_id': {
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$in: mutedUserIds
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}
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}, {
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'_repost.user_id': {
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$in: mutedUserIds
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}
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}]
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});
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break;
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}
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}
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if (reply != null) {
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if (reply) {
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push({
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reply_id: {
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$exists: true,
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$ne: null
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}
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});
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} else {
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push({
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$or: [{
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reply_id: {
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$exists: false
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}
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}, {
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reply_id: null
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}]
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});
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}
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}
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if (repost != null) {
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if (repost) {
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push({
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repost_id: {
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$exists: true,
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$ne: null
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}
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});
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} else {
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push({
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$or: [{
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repost_id: {
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$exists: false
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}
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}, {
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repost_id: null
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}]
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});
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}
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}
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if (media != null) {
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if (media) {
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push({
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media_ids: {
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$exists: true,
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$ne: null
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}
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});
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} else {
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push({
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$or: [{
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media_ids: {
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$exists: false
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}
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}, {
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media_ids: null
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}]
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});
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}
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}
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if (poll != null) {
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if (poll) {
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push({
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poll: {
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$exists: true,
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$ne: null
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}
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});
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} else {
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push({
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$or: [{
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poll: {
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$exists: false
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}
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}, {
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poll: null
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}]
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});
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}
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}
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if (sinceDate) {
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push({
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created_at: {
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$gt: new Date(sinceDate)
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}
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});
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}
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if (untilDate) {
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push({
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created_at: {
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$lt: new Date(untilDate)
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}
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});
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}
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if (q.$and.length == 0) {
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q = {};
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}
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// Search posts
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const posts = await Post
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.find(q, {
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sort: {
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_id: -1
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},
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limit: max,
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skip: offset
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});
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// Serialize
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res(await Promise.all(posts.map(async post =>
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await serialize(post, me))));
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}
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