refactoring

Resolve #7779

7 files changed, 396 insertions, 0 deletions

diff --git a/packages/backend/src/server/api/endpoints/federation/dns.ts b/packages/backend/src/server/api/endpoints/federation/dns.ts
new file mode 100644
index 0000000000..7ba566301a
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/federation/dns.ts
@@ -0,0 +1,43 @@
+import { promises as dns } from 'dns';
+import $ from 'cafy';
+import define from '../../define';
+import { Instances } from '@/models/index';
+import { toPuny } from '@/misc/convert-host';
+
+const resolver = new dns.Resolver();
+resolver.setServers(['1.1.1.1']);
+
+export const meta = {
+	tags: ['federation'],
+
+	requireCredential: false as const,
+
+	params: {
+		host: {
+			validator: $.str
+		}
+	},
+};
+
+export default define(meta, async (ps, me) => {
+	const instance = await Instances.findOneOrFail({ host: toPuny(ps.host) });
+
+	const [
+		resolved4,
+		resolved6,
+		resolvedCname,
+		resolvedTxt,
+	] = await Promise.all([
+		resolver.resolve4(instance.host).catch(() => []),
+		resolver.resolve6(instance.host).catch(() => []),
+		resolver.resolveCname(instance.host).catch(() => []),
+		resolver.resolveTxt(instance.host).catch(() => []),
+	]);
+
+	return {
+		a: resolved4,
+		aaaa: resolved6,
+		cname: resolvedCname,
+		txt: resolvedTxt,
+	};
+});
diff --git a/packages/backend/src/server/api/endpoints/federation/followers.ts b/packages/backend/src/server/api/endpoints/federation/followers.ts
new file mode 100644
index 0000000000..655e7b7b9a
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/federation/followers.ts
@@ -0,0 +1,51 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../define';
+import { Followings } from '@/models/index';
+import { makePaginationQuery } from '../../common/make-pagination-query';
+
+export const meta = {
+	tags: ['federation'],
+
+	requireCredential: false as const,
+
+	params: {
+		host: {
+			validator: $.str
+		},
+
+		sinceId: {
+			validator: $.optional.type(ID),
+		},
+
+		untilId: {
+			validator: $.optional.type(ID),
+		},
+
+		limit: {
+			validator: $.optional.num.range(1, 100),
+			default: 10
+		},
+	},
+
+	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: 'Following',
+		}
+	},
+};
+
+export default define(meta, async (ps, me) => {
+	const query = makePaginationQuery(Followings.createQueryBuilder('following'), ps.sinceId, ps.untilId)
+		.andWhere(`following.followeeHost = :host`, { host: ps.host });
+
+	const followings = await query
+		.take(ps.limit!)
+		.getMany();
+
+	return await Followings.packMany(followings, me, { populateFollowee: true });
+});
diff --git a/packages/backend/src/server/api/endpoints/federation/following.ts b/packages/backend/src/server/api/endpoints/federation/following.ts
new file mode 100644
index 0000000000..5b283581a6
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/federation/following.ts
@@ -0,0 +1,51 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../define';
+import { Followings } from '@/models/index';
+import { makePaginationQuery } from '../../common/make-pagination-query';
+
+export const meta = {
+	tags: ['federation'],
+
+	requireCredential: false as const,
+
+	params: {
+		host: {
+			validator: $.str
+		},
+
+		sinceId: {
+			validator: $.optional.type(ID),
+		},
+
+		untilId: {
+			validator: $.optional.type(ID),
+		},
+
+		limit: {
+			validator: $.optional.num.range(1, 100),
+			default: 10
+		},
+	},
+
+	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: 'Following',
+		}
+	},
+};
+
+export default define(meta, async (ps, me) => {
+	const query = makePaginationQuery(Followings.createQueryBuilder('following'), ps.sinceId, ps.untilId)
+		.andWhere(`following.followerHost = :host`, { host: ps.host });
+
+	const followings = await query
+		.take(ps.limit!)
+		.getMany();
+
+	return await Followings.packMany(followings, me, { populateFollowee: true });
+});
diff --git a/packages/backend/src/server/api/endpoints/federation/instances.ts b/packages/backend/src/server/api/endpoints/federation/instances.ts
new file mode 100644
index 0000000000..cf5e44ebd5
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/federation/instances.ts
@@ -0,0 +1,149 @@
+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'
+		}
+	}
+};
+
+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;
+});
diff --git a/packages/backend/src/server/api/endpoints/federation/show-instance.ts b/packages/backend/src/server/api/endpoints/federation/show-instance.ts
new file mode 100644
index 0000000000..f8352aefb3
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/federation/show-instance.ts
@@ -0,0 +1,29 @@
+import $ from 'cafy';
+import define from '../../define';
+import { Instances } from '@/models/index';
+import { toPuny } from '@/misc/convert-host';
+
+export const meta = {
+	tags: ['federation'],
+
+	requireCredential: false as const,
+
+	params: {
+		host: {
+			validator: $.str
+		}
+	},
+
+	res: {
+		type: 'object' as const,
+		optional: false as const, nullable: false as const,
+		ref: 'FederationInstance'
+	}
+};
+
+export default define(meta, async (ps, me) => {
+	const instance = await Instances
+		.findOne({ host: toPuny(ps.host) });
+
+	return instance;
+});
diff --git a/packages/backend/src/server/api/endpoints/federation/update-remote-user.ts b/packages/backend/src/server/api/endpoints/federation/update-remote-user.ts
new file mode 100644
index 0000000000..580c3cb3d9
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/federation/update-remote-user.ts
@@ -0,0 +1,22 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../define';
+import { getRemoteUser } from '../../common/getters';
+import { updatePerson } from '@/remote/activitypub/models/person';
+
+export const meta = {
+	tags: ['federation'],
+
+	requireCredential: true as const,
+
+	params: {
+		userId: {
+			validator: $.type(ID),
+		},
+	}
+};
+
+export default define(meta, async (ps) => {
+	const user = await getRemoteUser(ps.userId);
+	await updatePerson(user.uri!);
+});
diff --git a/packages/backend/src/server/api/endpoints/federation/users.ts b/packages/backend/src/server/api/endpoints/federation/users.ts
new file mode 100644
index 0000000000..0e35df3e1c
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/federation/users.ts
@@ -0,0 +1,51 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../define';
+import { Users } from '@/models/index';
+import { makePaginationQuery } from '../../common/make-pagination-query';
+
+export const meta = {
+	tags: ['federation'],
+
+	requireCredential: false as const,
+
+	params: {
+		host: {
+			validator: $.str
+		},
+
+		sinceId: {
+			validator: $.optional.type(ID),
+		},
+
+		untilId: {
+			validator: $.optional.type(ID),
+		},
+
+		limit: {
+			validator: $.optional.num.range(1, 100),
+			default: 10
+		},
+	},
+
+	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: 'User',
+		}
+	},
+};
+
+export default define(meta, async (ps, me) => {
+	const query = makePaginationQuery(Users.createQueryBuilder('user'), ps.sinceId, ps.untilId)
+		.andWhere(`user.host = :host`, { host: ps.host });
+
+	const users = await query
+		.take(ps.limit!)
+		.getMany();
+
+	return await Users.packMany(users, me, { detail: true });
+});