76 lines
2.0 KiB
TypeScript
76 lines
2.0 KiB
TypeScript
import validator from 'validator'
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import { CONFIG } from '@server/initializers/config'
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import { CONSTRAINTS_FIELDS } from '../../../initializers/constants'
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import { exists } from '../misc'
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function isUrlValid (url: string) {
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const isURLOptions = {
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require_host: true,
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require_tld: true,
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require_protocol: true,
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require_valid_protocol: true,
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protocols: [ 'http', 'https' ]
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}
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// We validate 'localhost', so we don't have the top level domain
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if (CONFIG.WEBSERVER.HOSTNAME === 'localhost' || CONFIG.WEBSERVER.HOSTNAME === '127.0.0.1') {
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isURLOptions.require_tld = false
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}
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return exists(url) && validator.isURL('' + url, isURLOptions)
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}
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function isActivityPubUrlValid (url: string) {
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return isUrlValid(url) && validator.isLength('' + url, CONSTRAINTS_FIELDS.ACTORS.URL)
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}
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function isBaseActivityValid (activity: any, type: string) {
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return activity.type === type &&
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isActivityPubUrlValid(activity.id) &&
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isObjectValid(activity.actor) &&
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isUrlCollectionValid(activity.to) &&
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isUrlCollectionValid(activity.cc)
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}
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function isUrlCollectionValid (collection: any) {
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return collection === undefined ||
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(Array.isArray(collection) && collection.every(t => isActivityPubUrlValid(t)))
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}
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function isObjectValid (object: any) {
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return exists(object) &&
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(
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isActivityPubUrlValid(object) || isActivityPubUrlValid(object.id)
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)
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}
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function setValidAttributedTo (obj: any) {
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if (Array.isArray(obj.attributedTo) === false) {
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obj.attributedTo = []
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return true
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}
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obj.attributedTo = obj.attributedTo.filter(a => {
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return (a.type === 'Group' || a.type === 'Person') && isActivityPubUrlValid(a.id)
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})
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return true
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}
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function isActivityPubVideoDurationValid (value: string) {
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// https://www.w3.org/TR/activitystreams-vocabulary/#dfn-duration
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return exists(value) &&
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typeof value === 'string' &&
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value.startsWith('PT') &&
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value.endsWith('S')
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}
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export {
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isUrlValid,
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isActivityPubUrlValid,
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isBaseActivityValid,
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setValidAttributedTo,
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isObjectValid,
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isActivityPubVideoDurationValid
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}
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