import * as validator from 'validator' import { CONSTRAINTS_FIELDS } from '../../../initializers/constants' 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) && isObjectValid(activity.actor) && isUrlCollectionValid(activity.to) && isUrlCollectionValid(activity.cc) } function isUrlCollectionValid (collection: any) { return collection === undefined || (Array.isArray(collection) && collection.every(t => isActivityPubUrlValid(t))) } function isObjectValid (object: any) { return exists(object) && ( isActivityPubUrlValid(object) || isActivityPubUrlValid(object.id) ) } 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, isObjectValid }