PeerTube/server/helpers/custom-validators/activitypub/videos.ts

156 lines
5.2 KiB
TypeScript

import * as validator from 'validator'
import { ACTIVITY_PUB, CONSTRAINTS_FIELDS } from '../../../initializers'
import { peertubeTruncate } from '../../core-utils'
import { exists, isBooleanValid, isDateValid, isUUIDValid } from '../misc'
import {
isVideoDurationValid,
isVideoNameValid,
isVideoStateValid,
isVideoTagValid,
isVideoTruncatedDescriptionValid,
isVideoViewsValid
} from '../videos'
import { isActivityPubUrlValid, isBaseActivityValid, setValidAttributedTo } from './misc'
import { VideoState } from '../../../../shared/models/videos'
import { isVideoAbuseReasonValid } from '../video-abuses'
function sanitizeAndCheckVideoTorrentUpdateActivity (activity: any) {
return isBaseActivityValid(activity, 'Update') &&
sanitizeAndCheckVideoTorrentObject(activity.object)
}
function isActivityPubVideoDurationValid (value: string) {
// https://www.w3.org/TR/activitystreams-vocabulary/#dfn-duration
return exists(value) &&
typeof value === 'string' &&
value.startsWith('PT') &&
value.endsWith('S') &&
isVideoDurationValid(value.replace(/[^0-9]+/g, ''))
}
function sanitizeAndCheckVideoTorrentObject (video: any) {
if (!video || video.type !== 'Video') return false
if (!setValidRemoteTags(video)) return false
if (!setValidRemoteVideoUrls(video)) return false
if (!setRemoteVideoTruncatedContent(video)) return false
if (!setValidAttributedTo(video)) return false
if (!setValidRemoteCaptions(video)) return false
// Default attributes
if (!isVideoStateValid(video.state)) video.state = VideoState.PUBLISHED
if (!isBooleanValid(video.waitTranscoding)) video.waitTranscoding = false
return isActivityPubUrlValid(video.id) &&
isVideoNameValid(video.name) &&
isActivityPubVideoDurationValid(video.duration) &&
isUUIDValid(video.uuid) &&
(!video.category || isRemoteNumberIdentifierValid(video.category)) &&
(!video.licence || isRemoteNumberIdentifierValid(video.licence)) &&
(!video.language || isRemoteStringIdentifierValid(video.language)) &&
isVideoViewsValid(video.views) &&
isBooleanValid(video.sensitive) &&
isBooleanValid(video.commentsEnabled) &&
isDateValid(video.published) &&
isDateValid(video.updated) &&
(!video.content || isRemoteVideoContentValid(video.mediaType, video.content)) &&
isRemoteVideoIconValid(video.icon) &&
video.url.length !== 0 &&
video.attributedTo.length !== 0
}
function isRemoteVideoUrlValid (url: any) {
// FIXME: Old bug, we used the width to represent the resolution. Remove it in a few release (currently beta.11)
if (url.width && !url.height) url.height = url.width
return url.type === 'Link' &&
(
// TODO: remove mimeType (backward compatibility, introduced in v1.1.0)
ACTIVITY_PUB.URL_MIME_TYPES.VIDEO.indexOf(url.mediaType || url.mimeType) !== -1 &&
isActivityPubUrlValid(url.href) &&
validator.isInt(url.height + '', { min: 0 }) &&
validator.isInt(url.size + '', { min: 0 }) &&
(!url.fps || validator.isInt(url.fps + '', { min: -1 }))
) ||
(
ACTIVITY_PUB.URL_MIME_TYPES.TORRENT.indexOf(url.mediaType || url.mimeType) !== -1 &&
isActivityPubUrlValid(url.href) &&
validator.isInt(url.height + '', { min: 0 })
) ||
(
ACTIVITY_PUB.URL_MIME_TYPES.MAGNET.indexOf(url.mediaType || url.mimeType) !== -1 &&
validator.isLength(url.href, { min: 5 }) &&
validator.isInt(url.height + '', { min: 0 })
)
}
// ---------------------------------------------------------------------------
export {
sanitizeAndCheckVideoTorrentUpdateActivity,
isRemoteStringIdentifierValid,
sanitizeAndCheckVideoTorrentObject,
isRemoteVideoUrlValid
}
// ---------------------------------------------------------------------------
function setValidRemoteTags (video: any) {
if (Array.isArray(video.tag) === false) return false
video.tag = video.tag.filter(t => {
return t.type === 'Hashtag' &&
isVideoTagValid(t.name)
})
return true
}
function setValidRemoteCaptions (video: any) {
if (!video.subtitleLanguage) video.subtitleLanguage = []
if (Array.isArray(video.subtitleLanguage) === false) return false
video.subtitleLanguage = video.subtitleLanguage.filter(caption => {
return isRemoteStringIdentifierValid(caption)
})
return true
}
function isRemoteNumberIdentifierValid (data: any) {
return validator.isInt(data.identifier, { min: 0 })
}
function isRemoteStringIdentifierValid (data: any) {
return typeof data.identifier === 'string'
}
function isRemoteVideoContentValid (mediaType: string, content: string) {
return mediaType === 'text/markdown' && isVideoTruncatedDescriptionValid(content)
}
function isRemoteVideoIconValid (icon: any) {
return icon.type === 'Image' &&
isActivityPubUrlValid(icon.url) &&
icon.mediaType === 'image/jpeg' &&
validator.isInt(icon.width + '', { min: 0 }) &&
validator.isInt(icon.height + '', { min: 0 })
}
function setValidRemoteVideoUrls (video: any) {
if (Array.isArray(video.url) === false) return false
video.url = video.url.filter(u => isRemoteVideoUrlValid(u))
return true
}
function setRemoteVideoTruncatedContent (video: any) {
if (video.content) {
video.content = peertubeTruncate(video.content, CONSTRAINTS_FIELDS.VIDEOS.TRUNCATED_DESCRIPTION.max)
}
return true
}