+ (!video.originallyPublishedAt || isDateValid(video.originallyPublishedAt)) &&
+ (!video.content || isRemoteVideoContentValid(video.mediaType, video.content)) &&
+ video.attributedTo.length !== 0
+}
+
+function isRemoteVideoUrlValid (url: any) {
+ return url.type === 'Link' &&
+ (
+ ACTIVITY_PUB.URL_MIME_TYPES.VIDEO.includes(url.mediaType) &&
+ 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.includes(url.mediaType) &&
+ isActivityPubUrlValid(url.href) &&
+ validator.isInt(url.height + '', { min: 0 })
+ ) ||
+ (
+ ACTIVITY_PUB.URL_MIME_TYPES.MAGNET.includes(url.mediaType) &&
+ validator.isLength(url.href, { min: 5 }) &&
+ validator.isInt(url.height + '', { min: 0 })
+ ) ||
+ (
+ (url.mediaType || url.mimeType) === 'application/x-mpegURL' &&
+ isActivityPubUrlValid(url.href) &&
+ isArray(url.tag)
+ ) ||
+ isAPVideoFileMetadataObject(url)
+}
+
+function isAPVideoFileMetadataObject (url: any): url is ActivityVideoFileMetadataObject {
+ return url &&
+ url.type === 'Link' &&
+ url.mediaType === 'application/json' &&
+ isArray(url.rel) && url.rel.includes('metadata')