import * as validator from 'validator' import { CONSTRAINTS_FIELDS } from '../../../initializers' import { isTestInstance } from '../../core-utils' import { exists } from '../misc' function isActivityPubUrlValid (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) && 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) && (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 } const newAttributesTo = obj.attributedTo.filter(a => { return (a.type === 'Group' || a.type === 'Person') && isActivityPubUrlValid(a.id) }) obj.attributedTo = newAttributesTo return true } export { isActivityPubUrlValid, isBaseActivityValid, setValidAttributedTo }