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import { values } from 'lodash'
import * as validator from 'validator'
import * as Promise from 'bluebird'
import * as express from 'express'
import 'express-validator'
import 'multer'
import {
CONSTRAINTS_FIELDS,
VIDEO_CATEGORIES,
VIDEO_LICENCES,
VIDEO_LANGUAGES,
VIDEO_RATE_TYPES,
database as db
} from '../../initializers'
import { isUserUsernameValid } from './users'
import { isArray, exists } from './misc'
import { VideoInstance } from '../../models'
import { logger } from '../../helpers'
import { VideoRateType } from '../../../shared'
const VIDEOS_CONSTRAINTS_FIELDS = CONSTRAINTS_FIELDS.VIDEOS
const VIDEO_ABUSES_CONSTRAINTS_FIELDS = CONSTRAINTS_FIELDS.VIDEO_ABUSES
const VIDEO_EVENTS_CONSTRAINTS_FIELDS = CONSTRAINTS_FIELDS.VIDEO_EVENTS
function isVideoCategoryValid (value: number) {
return VIDEO_CATEGORIES[value] !== undefined
}
function isVideoLicenceValid (value: number) {
return VIDEO_LICENCES[value] !== undefined
}
function isVideoLanguageValid (value: number) {
return value === null || VIDEO_LANGUAGES[value] !== undefined
}
function isVideoNSFWValid (value: any) {
return typeof value === 'boolean' || (typeof value === 'string' && validator.isBoolean(value))
}
function isVideoDescriptionValid (value: string) {
return exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.DESCRIPTION)
}
function isVideoDurationValid (value: string) {
return exists(value) && validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.DURATION)
}
function isVideoNameValid (value: string) {
return exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.NAME)
}
function isVideoTagsValid (tags: string[]) {
return isArray(tags) &&
validator.isInt(tags.length.toString(), VIDEOS_CONSTRAINTS_FIELDS.TAGS) &&
tags.every(tag => {
return exists(tag) && validator.isLength(tag, VIDEOS_CONSTRAINTS_FIELDS.TAG)
})
}
function isVideoThumbnailValid (value: string) {
return exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.THUMBNAIL)
}
function isVideoThumbnailDataValid (value: string) {
return exists(value) && validator.isByteLength(value, VIDEOS_CONSTRAINTS_FIELDS.THUMBNAIL_DATA)
}
function isVideoAbuseReasonValid (value: string) {
return exists(value) && validator.isLength(value, VIDEO_ABUSES_CONSTRAINTS_FIELDS.REASON)
}
function isVideoAbuseReporterUsernameValid (value: string) {
return isUserUsernameValid(value)
}
function isVideoViewsValid (value: string) {
return exists(value) && validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.VIEWS)
}
function isVideoLikesValid (value: string) {
return exists(value) && validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.LIKES)
}
function isVideoDislikesValid (value: string) {
return exists(value) && validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.DISLIKES)
}
function isVideoEventCountValid (value: string) {
return exists(value) && validator.isInt(value + '', VIDEO_EVENTS_CONSTRAINTS_FIELDS.COUNT)
}
function isVideoRatingTypeValid (value: string) {
return values(VIDEO_RATE_TYPES).indexOf(value as VideoRateType) !== -1
}
function isVideoFile (files: { [ fieldname: string ]: Express.Multer.File[] } | Express.Multer.File[]) {
// Should have files
if (!files) return false
if (isArray(files)) return false
// Should have videofile file
const videofile = files['videofile']
if (!videofile || videofile.length === 0) return false
// The file should exist
const file = videofile[0]
if (!file || !file.originalname) return false
return new RegExp('^video/(webm|mp4|ogg)$', 'i').test(file.mimetype)
}
function isVideoFileSizeValid (value: string) {
return exists(value) && validator.isInt(value + '', VIDEOS_CONSTRAINTS_FIELDS.FILE_SIZE)
}
function isVideoFileResolutionValid (value: string) {
return exists(value) && validator.isInt(value + '')
}
function isVideoFileExtnameValid (value: string) {
return VIDEOS_CONSTRAINTS_FIELDS.EXTNAME.indexOf(value) !== -1
}
function isVideoFileInfoHashValid (value: string) {
return exists(value) && validator.isLength(value, VIDEOS_CONSTRAINTS_FIELDS.INFO_HASH)
}
function checkVideoExists (id: string, res: express.Response, callback: () => void) {
let promise: Promise<VideoInstance>
if (validator.isInt(id)) {
promise = db.Video.loadAndPopulateAuthorAndPodAndTags(+id)
} else { // UUID
promise = db.Video.loadByUUIDAndPopulateAuthorAndPodAndTags(id)
}
promise.then(video => {
if (!video) {
return res.status(404)
.json({ error: 'Video not found' })
.end()
}
res.locals.video = video
callback()
})
.catch(err => {
logger.error('Error in video request validator.', err)
return res.sendStatus(500)
})
}
// ---------------------------------------------------------------------------
export {
isVideoCategoryValid,
isVideoLicenceValid,
isVideoLanguageValid,
isVideoNSFWValid,
isVideoDescriptionValid,
isVideoDurationValid,
isVideoFileInfoHashValid,
isVideoNameValid,
isVideoTagsValid,
isVideoThumbnailValid,
isVideoThumbnailDataValid,
isVideoFileExtnameValid,
isVideoAbuseReasonValid,
isVideoAbuseReporterUsernameValid,
isVideoFile,
isVideoViewsValid,
isVideoLikesValid,
isVideoRatingTypeValid,
isVideoDislikesValid,
isVideoEventCountValid,
isVideoFileSizeValid,
isVideoFileResolutionValid,
checkVideoExists
}
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