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peertube/server/helpers/custom-validators/activitypub/misc.ts
2018-09-13 14:05:49 +02:00

61 lines
1.7 KiB
TypeScript

import * as validator from 'validator'
import { CONSTRAINTS_FIELDS } from '../../../initializers'
import { isTestInstance } from '../../core-utils'
import { exists } from '../misc'
function isUrlValid (url: string) {
const isURLOptions = {
require_host: true,
require_tld: true,
require_protocol: true,
require_valid_protocol: true,
protocols: [ 'http', 'https' ]
}
// We validate 'localhost', so we don't have the top level domain
if (isTestInstance()) {
isURLOptions.require_tld = false
}
return exists(url) && validator.isURL('' + url, isURLOptions)
}
function isActivityPubUrlValid (url: string) {
return isUrlValid(url) && validator.isLength('' + url, CONSTRAINTS_FIELDS.ACTORS.URL)
}
function isBaseActivityValid (activity: any, type: string) {
return (activity['@context'] === undefined || Array.isArray(activity['@context'])) &&
activity.type === type &&
isActivityPubUrlValid(activity.id) &&
exists(activity.actor) &&
(isActivityPubUrlValid(activity.actor) || isActivityPubUrlValid(activity.actor.id)) &&
(
activity.to === undefined ||
(Array.isArray(activity.to) && activity.to.every(t => isActivityPubUrlValid(t)))
) &&
(
activity.cc === undefined ||
(Array.isArray(activity.cc) && activity.cc.every(t => isActivityPubUrlValid(t)))
)
}
function setValidAttributedTo (obj: any) {
if (Array.isArray(obj.attributedTo) === false) {
obj.attributedTo = []
return true
}
obj.attributedTo = obj.attributedTo.filter(a => {
return (a.type === 'Group' || a.type === 'Person') && isActivityPubUrlValid(a.id)
})
return true
}
export {
isUrlValid,
isActivityPubUrlValid,
isBaseActivityValid,
setValidAttributedTo
}