rudeshark.net/src/server/api/endpoints/notes/global-timeline.ts

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/**
* Module dependencies
*/
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import $ from 'cafy'; import ID from '../../../../cafy-id';
import Note from '../../../../models/note';
import Mute from '../../../../models/mute';
import { pack } from '../../../../models/note';
/**
* Get timeline of global
*/
module.exports = async (params, user) => {
// Get 'limit' parameter
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const [limit = 10, limitErr] = $.num.optional().range(1, 100).get(params.limit);
if (limitErr) throw 'invalid limit param';
// Get 'sinceId' parameter
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const [sinceId, sinceIdErr] = $.type(ID).optional().get(params.sinceId);
if (sinceIdErr) throw 'invalid sinceId param';
// Get 'untilId' parameter
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const [untilId, untilIdErr] = $.type(ID).optional().get(params.untilId);
if (untilIdErr) throw 'invalid untilId param';
// Get 'sinceDate' parameter
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const [sinceDate, sinceDateErr] = $.num.optional().get(params.sinceDate);
if (sinceDateErr) throw 'invalid sinceDate param';
// Get 'untilDate' parameter
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const [untilDate, untilDateErr] = $.num.optional().get(params.untilDate);
if (untilDateErr) throw 'invalid untilDate param';
// Check if only one of sinceId, untilId, sinceDate, untilDate specified
if ([sinceId, untilId, sinceDate, untilDate].filter(x => x != null).length > 1) {
throw 'only one of sinceId, untilId, sinceDate, untilDate can be specified';
}
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// Get 'mediaOnly' parameter
const [mediaOnly, mediaOnlyErr] = $.bool.optional().get(params.mediaOnly);
if (mediaOnlyErr) throw 'invalid mediaOnly param';
// ミュートしているユーザーを取得
const mutedUserIds = user ? (await Mute.find({
muterId: user._id
})).map(m => m.muteeId) : null;
//#region Construct query
const sort = {
_id: -1
};
const query = {
// public only
visibility: 'public'
} as any;
if (mutedUserIds && mutedUserIds.length > 0) {
query.userId = {
$nin: mutedUserIds
};
query['_reply.userId'] = {
$nin: mutedUserIds
};
query['_renote.userId'] = {
$nin: mutedUserIds
};
}
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if (mediaOnly) {
query.mediaIds = { $exists: true, $ne: [] };
}
if (sinceId) {
sort._id = 1;
query._id = {
$gt: sinceId
};
} else if (untilId) {
query._id = {
$lt: untilId
};
} else if (sinceDate) {
sort._id = 1;
query.createdAt = {
$gt: new Date(sinceDate)
};
} else if (untilDate) {
query.createdAt = {
$lt: new Date(untilDate)
};
}
//#endregion
// Issue query
const timeline = await Note
.find(query, {
limit: limit,
sort: sort
});
// Serialize
return await Promise.all(timeline.map(note => pack(note, user)));
};