import 'express-validator' import * as express from 'express' import * as Promise from 'bluebird' import * as validator from 'validator' import { database as db } from '../../initializers/database' import { checkErrors } from './utils' import { CONSTRAINTS_FIELDS, SEARCHABLE_COLUMNS } from '../../initializers' import { logger, isVideoDurationValid } from '../../helpers' import { VideoInstance } from '../../models' function videosAddValidator (req: express.Request, res: express.Response, next: express.NextFunction) { // FIXME: Don't write an error message, it seems there is a bug with express-validator // 'Should have a valid file' req.checkBody('videofile').isVideoFile(req.files) req.checkBody('name', 'Should have a valid name').isVideoNameValid() req.checkBody('category', 'Should have a valid category').isVideoCategoryValid() req.checkBody('licence', 'Should have a valid licence').isVideoLicenceValid() req.checkBody('language', 'Should have a valid language').optional().isVideoLanguageValid() req.checkBody('nsfw', 'Should have a valid NSFW attribute').isVideoNSFWValid() req.checkBody('description', 'Should have a valid description').isVideoDescriptionValid() req.checkBody('tags', 'Should have correct tags').optional().isVideoTagsValid() logger.debug('Checking videosAdd parameters', { parameters: req.body, files: req.files }) checkErrors(req, res, () => { const videoFile = req.files['videofile'][0] db.Video.getDurationFromFile(videoFile.path) .then(duration => { if (!isVideoDurationValid('' + duration)) { return res.status(400).send('Duration of the video file is too big (max: ' + CONSTRAINTS_FIELDS.VIDEOS.DURATION.max + 's).') } videoFile['duration'] = duration next() }) .catch(err => { logger.error('Error in getting duration from file.', err) res.status(400).send('Cannot retrieve metadata of the file.') }) }) } function videosUpdateValidator (req: express.Request, res: express.Response, next: express.NextFunction) { req.checkParams('id', 'Should have a valid id').notEmpty().isVideoIdOrUUIDValid() req.checkBody('name', 'Should have a valid name').optional().isVideoNameValid() req.checkBody('category', 'Should have a valid category').optional().isVideoCategoryValid() req.checkBody('licence', 'Should have a valid licence').optional().isVideoLicenceValid() req.checkBody('language', 'Should have a valid language').optional().isVideoLanguageValid() req.checkBody('nsfw', 'Should have a valid NSFW attribute').optional().isVideoNSFWValid() req.checkBody('description', 'Should have a valid description').optional().isVideoDescriptionValid() req.checkBody('tags', 'Should have correct tags').optional().isVideoTagsValid() logger.debug('Checking videosUpdate parameters', { parameters: req.body }) checkErrors(req, res, () => { checkVideoExists(req.params.id, res, () => { // We need to make additional checks if (res.locals.video.isOwned() === false) { return res.status(403).send('Cannot update video of another pod') } if (res.locals.video.Author.userId !== res.locals.oauth.token.User.id) { return res.status(403).send('Cannot update video of another user') } next() }) }) } function videosGetValidator (req: express.Request, res: express.Response, next: express.NextFunction) { req.checkParams('id', 'Should have a valid id').notEmpty().isVideoIdOrUUIDValid() logger.debug('Checking videosGet parameters', { parameters: req.params }) checkErrors(req, res, () => { checkVideoExists(req.params.id, res, next) }) } function videosRemoveValidator (req: express.Request, res: express.Response, next: express.NextFunction) { req.checkParams('id', 'Should have a valid id').notEmpty().isVideoIdOrUUIDValid() logger.debug('Checking videosRemove parameters', { parameters: req.params }) checkErrors(req, res, () => { checkVideoExists(req.params.id, res, () => { // We need to make additional checks // Check if the user who did the request is able to delete the video checkUserCanDeleteVideo(res.locals.oauth.token.User.id, res, () => { next() }) }) }) } function videosSearchValidator (req: express.Request, res: express.Response, next: express.NextFunction) { const searchableColumns = SEARCHABLE_COLUMNS.VIDEOS req.checkParams('value', 'Should have a valid search').notEmpty() req.checkQuery('field', 'Should have correct searchable column').optional().isIn(searchableColumns) logger.debug('Checking videosSearch parameters', { parameters: req.params }) checkErrors(req, res, next) } function videoAbuseReportValidator (req: express.Request, res: express.Response, next: express.NextFunction) { req.checkParams('id', 'Should have a valid id').notEmpty().isVideoIdOrUUIDValid() req.checkBody('reason', 'Should have a valid reason').isVideoAbuseReasonValid() logger.debug('Checking videoAbuseReport parameters', { parameters: req.body }) checkErrors(req, res, () => { checkVideoExists(req.params.id, res, next) }) } function videoRateValidator (req: express.Request, res: express.Response, next: express.NextFunction) { req.checkParams('id', 'Should have a valid id').notEmpty().isVideoIdOrUUIDValid() req.checkBody('rating', 'Should have a valid rate type').isVideoRatingTypeValid() logger.debug('Checking videoRate parameters', { parameters: req.body }) checkErrors(req, res, () => { checkVideoExists(req.params.id, res, next) }) } function videosBlacklistValidator (req: express.Request, res: express.Response, next: express.NextFunction) { req.checkParams('id', 'Should have a valid id').notEmpty().isVideoIdOrUUIDValid() logger.debug('Checking videosBlacklist parameters', { parameters: req.params }) checkErrors(req, res, () => { checkVideoExists(req.params.id, res, () => { checkVideoIsBlacklistable(req, res, next) }) }) } // --------------------------------------------------------------------------- export { videosAddValidator, videosUpdateValidator, videosGetValidator, videosRemoveValidator, videosSearchValidator, videoAbuseReportValidator, videoRateValidator, videosBlacklistValidator } // --------------------------------------------------------------------------- function checkVideoExists (id: string, res: express.Response, callback: () => void) { let promise: Promise 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).send('Video not found') res.locals.video = video callback() }) .catch(err => { logger.error('Error in video request validator.', err) return res.sendStatus(500) }) } function checkUserCanDeleteVideo (userId: number, res: express.Response, callback: () => void) { // Retrieve the user who did the request db.User.loadById(userId) .then(user => { // Check if the user can delete the video // The user can delete it if s/he is an admin // Or if s/he is the video's author if (user.isAdmin() === false) { if (res.locals.video.isOwned() === false) { return res.status(403).send('Cannot remove video of another pod') } if (res.locals.video.Author.userId !== res.locals.oauth.token.User.id) { return res.status(403).send('Cannot remove video of another user') } } // If we reach this comment, we can delete the video callback() }) .catch(err => { logger.error('Error in video request validator.', err) return res.sendStatus(500) }) } function checkVideoIsBlacklistable (req: express.Request, res: express.Response, callback: () => void) { if (res.locals.video.isOwned() === true) { return res.status(403).send('Cannot blacklist a local video') } callback() }