131 lines
4.3 KiB
TypeScript
131 lines
4.3 KiB
TypeScript
import * as express from 'express'
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import { body, param, query } from 'express-validator'
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import { isTestInstance } from '../../helpers/core-utils'
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import { isEachUniqueHostValid, isHostValid } from '../../helpers/custom-validators/servers'
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import { logger } from '../../helpers/logger'
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import { SERVER_ACTOR_NAME, WEBSERVER } from '../../initializers/constants'
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import { ActorFollowModel } from '../../models/activitypub/actor-follow'
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import { areValidationErrors } from './utils'
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import { ActorModel } from '../../models/activitypub/actor'
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import { loadActorUrlOrGetFromWebfinger } from '../../helpers/webfinger'
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import { isActorTypeValid, isValidActorHandle } from '../../helpers/custom-validators/activitypub/actor'
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import { MActorFollowActorsDefault } from '@server/types/models'
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import { isFollowStateValid } from '@server/helpers/custom-validators/follows'
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import { getServerActor } from '@server/models/application/application'
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const listFollowsValidator = [
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query('state')
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.optional()
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.custom(isFollowStateValid).withMessage('Should have a valid follow state'),
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query('actorType')
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.optional()
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.custom(isActorTypeValid).withMessage('Should have a valid actor type'),
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(req: express.Request, res: express.Response, next: express.NextFunction) => {
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if (areValidationErrors(req, res)) return
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return next()
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}
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]
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const followValidator = [
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body('hosts').custom(isEachUniqueHostValid).withMessage('Should have an array of unique hosts'),
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(req: express.Request, res: express.Response, next: express.NextFunction) => {
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// Force https if the administrator wants to make friends
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if (isTestInstance() === false && WEBSERVER.SCHEME === 'http') {
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return res.status(500)
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.json({
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error: 'Cannot follow on a non HTTPS web server.'
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})
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.end()
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}
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logger.debug('Checking follow parameters', { parameters: req.body })
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if (areValidationErrors(req, res)) return
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return next()
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}
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]
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const removeFollowingValidator = [
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param('host').custom(isHostValid).withMessage('Should have a valid host'),
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async (req: express.Request, res: express.Response, next: express.NextFunction) => {
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logger.debug('Checking unfollowing parameters', { parameters: req.params })
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if (areValidationErrors(req, res)) return
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const serverActor = await getServerActor()
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const follow = await ActorFollowModel.loadByActorAndTargetNameAndHostForAPI(serverActor.id, SERVER_ACTOR_NAME, req.params.host)
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if (!follow) {
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return res
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.status(404)
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.json({
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error: `Following ${req.params.host} not found.`
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})
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.end()
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}
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res.locals.follow = follow
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return next()
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}
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]
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const getFollowerValidator = [
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param('nameWithHost').custom(isValidActorHandle).withMessage('Should have a valid nameWithHost'),
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async (req: express.Request, res: express.Response, next: express.NextFunction) => {
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logger.debug('Checking get follower parameters', { parameters: req.params })
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if (areValidationErrors(req, res)) return
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let follow: MActorFollowActorsDefault
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try {
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const actorUrl = await loadActorUrlOrGetFromWebfinger(req.params.nameWithHost)
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const actor = await ActorModel.loadByUrl(actorUrl)
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const serverActor = await getServerActor()
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follow = await ActorFollowModel.loadByActorAndTarget(actor.id, serverActor.id)
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} catch (err) {
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logger.warn('Cannot get actor from handle.', { handle: req.params.nameWithHost, err })
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}
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if (!follow) {
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return res
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.status(404)
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.json({
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error: `Follower ${req.params.nameWithHost} not found.`
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})
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.end()
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}
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res.locals.follow = follow
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return next()
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}
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]
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const acceptOrRejectFollowerValidator = [
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(req: express.Request, res: express.Response, next: express.NextFunction) => {
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logger.debug('Checking accept/reject follower parameters', { parameters: req.params })
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const follow = res.locals.follow
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if (follow.state !== 'pending') {
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return res.status(400).json({ error: 'Follow is not in pending state.' }).end()
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}
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return next()
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}
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]
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// ---------------------------------------------------------------------------
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export {
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followValidator,
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removeFollowingValidator,
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getFollowerValidator,
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acceptOrRejectFollowerValidator,
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listFollowsValidator
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}
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