misskey/packages/backend/src/server/api/endpoints/federation/instances.ts
2022-01-03 02:12:50 +09:00

151 lines
4.2 KiB
TypeScript

import $ from 'cafy';
import config from '@/config/index';
import define from '../../define';
import { Instances } from '@/models/index';
import { fetchMeta } from '@/misc/fetch-meta';
export const meta = {
tags: ['federation'],
requireCredential: false as const,
params: {
host: {
validator: $.optional.nullable.str,
},
blocked: {
validator: $.optional.nullable.bool,
},
notResponding: {
validator: $.optional.nullable.bool,
},
suspended: {
validator: $.optional.nullable.bool,
},
federating: {
validator: $.optional.nullable.bool,
},
subscribing: {
validator: $.optional.nullable.bool,
},
publishing: {
validator: $.optional.nullable.bool,
},
limit: {
validator: $.optional.num.range(1, 100),
default: 30,
},
offset: {
validator: $.optional.num.min(0),
default: 0,
},
sort: {
validator: $.optional.str,
},
},
res: {
type: 'array' as const,
optional: false as const, nullable: false as const,
items: {
type: 'object' as const,
optional: false as const, nullable: false as const,
ref: 'FederationInstance',
},
},
};
// eslint-disable-next-line import/no-default-export
export default define(meta, async (ps, me) => {
const query = Instances.createQueryBuilder('instance');
switch (ps.sort) {
case '+pubSub': query.orderBy('instance.followingCount', 'DESC').orderBy('instance.followersCount', 'DESC'); break;
case '-pubSub': query.orderBy('instance.followingCount', 'ASC').orderBy('instance.followersCount', 'ASC'); break;
case '+notes': query.orderBy('instance.notesCount', 'DESC'); break;
case '-notes': query.orderBy('instance.notesCount', 'ASC'); break;
case '+users': query.orderBy('instance.usersCount', 'DESC'); break;
case '-users': query.orderBy('instance.usersCount', 'ASC'); break;
case '+following': query.orderBy('instance.followingCount', 'DESC'); break;
case '-following': query.orderBy('instance.followingCount', 'ASC'); break;
case '+followers': query.orderBy('instance.followersCount', 'DESC'); break;
case '-followers': query.orderBy('instance.followersCount', 'ASC'); break;
case '+caughtAt': query.orderBy('instance.caughtAt', 'DESC'); break;
case '-caughtAt': query.orderBy('instance.caughtAt', 'ASC'); break;
case '+lastCommunicatedAt': query.orderBy('instance.lastCommunicatedAt', 'DESC'); break;
case '-lastCommunicatedAt': query.orderBy('instance.lastCommunicatedAt', 'ASC'); break;
case '+driveUsage': query.orderBy('instance.driveUsage', 'DESC'); break;
case '-driveUsage': query.orderBy('instance.driveUsage', 'ASC'); break;
case '+driveFiles': query.orderBy('instance.driveFiles', 'DESC'); break;
case '-driveFiles': query.orderBy('instance.driveFiles', 'ASC'); break;
default: query.orderBy('instance.id', 'DESC'); break;
}
if (typeof ps.blocked === 'boolean') {
const meta = await fetchMeta(true);
if (ps.blocked) {
query.andWhere('instance.host IN (:...blocks)', { blocks: meta.blockedHosts });
} else {
query.andWhere('instance.host NOT IN (:...blocks)', { blocks: meta.blockedHosts });
}
}
if (typeof ps.notResponding === 'boolean') {
if (ps.notResponding) {
query.andWhere('instance.isNotResponding = TRUE');
} else {
query.andWhere('instance.isNotResponding = FALSE');
}
}
if (typeof ps.suspended === 'boolean') {
if (ps.suspended) {
query.andWhere('instance.isSuspended = TRUE');
} else {
query.andWhere('instance.isSuspended = FALSE');
}
}
if (typeof ps.federating === 'boolean') {
if (ps.federating) {
query.andWhere('((instance.followingCount > 0) OR (instance.followersCount > 0))');
} else {
query.andWhere('((instance.followingCount = 0) AND (instance.followersCount = 0))');
}
}
if (typeof ps.subscribing === 'boolean') {
if (ps.subscribing) {
query.andWhere('instance.followersCount > 0');
} else {
query.andWhere('instance.followersCount = 0');
}
}
if (typeof ps.publishing === 'boolean') {
if (ps.publishing) {
query.andWhere('instance.followingCount > 0');
} else {
query.andWhere('instance.followingCount = 0');
}
}
if (ps.host) {
query.andWhere('instance.host like :host', { host: '%' + ps.host.toLowerCase() + '%' });
}
const instances = await query.take(ps.limit!).skip(ps.offset).getMany();
return instances;
});