import { body, param, query } from 'express-validator/check' import * as express from 'express' import { database as db } from '../../initializers/database' import { checkErrors } from './utils' import { CONSTRAINTS_FIELDS, SEARCHABLE_COLUMNS } from '../../initializers' import { logger, isVideoDurationValid, isVideoFile, isVideoNameValid, isVideoCategoryValid, isVideoLicenceValid, isVideoDescriptionValid, isVideoLanguageValid, isVideoTagsValid, isVideoNSFWValid, isVideoIdOrUUIDValid, isVideoAbuseReasonValid, isVideoRatingTypeValid, getDurationFromVideoFile, checkVideoExists } from '../../helpers' const videosAddValidator = [ body('videofile').custom((value, { req }) => isVideoFile(req.files)).withMessage( 'This file is not supported. Please, make sure it is of the following type : ' + CONSTRAINTS_FIELDS.VIDEOS.EXTNAME.join(', ') ), body('name').custom(isVideoNameValid).withMessage('Should have a valid name'), body('category').custom(isVideoCategoryValid).withMessage('Should have a valid category'), body('licence').custom(isVideoLicenceValid).withMessage('Should have a valid licence'), body('language').optional().custom(isVideoLanguageValid).withMessage('Should have a valid language'), body('nsfw').custom(isVideoNSFWValid).withMessage('Should have a valid NSFW attribute'), body('description').custom(isVideoDescriptionValid).withMessage('Should have a valid description'), body('tags').optional().custom(isVideoTagsValid).withMessage('Should have correct tags'), (req: express.Request, res: express.Response, next: express.NextFunction) => { logger.debug('Checking videosAdd parameters', { parameters: req.body, files: req.files }) checkErrors(req, res, () => { const videoFile: Express.Multer.File = req.files['videofile'][0] const user = res.locals.oauth.token.User user.isAbleToUploadVideo(videoFile) .then(isAble => { if (isAble === false) { res.status(403) .json({ error: 'The user video quota is exceeded with this video.' }) .end() return undefined } return getDurationFromVideoFile(videoFile.path) .catch(err => { logger.error('Invalid input file in videosAddValidator.', err) res.status(400) .json({ error: 'Invalid input file.' }) .end() return undefined }) }) .then(duration => { // Previous test failed, abort if (duration === undefined) return if (!isVideoDurationValid('' + duration)) { return res.status(400) .json({ error: 'Duration of the video file is too big (max: ' + CONSTRAINTS_FIELDS.VIDEOS.DURATION.max + 's).' }) .end() } videoFile['duration'] = duration next() }) .catch(err => { logger.error('Error in video add validator', err) res.sendStatus(500) return undefined }) }) } ] const videosUpdateValidator = [ param('id').custom(isVideoIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'), body('name').optional().custom(isVideoNameValid).withMessage('Should have a valid name'), body('category').optional().custom(isVideoCategoryValid).withMessage('Should have a valid category'), body('licence').optional().custom(isVideoLicenceValid).withMessage('Should have a valid licence'), body('language').optional().custom(isVideoLanguageValid).withMessage('Should have a valid language'), body('nsfw').optional().custom(isVideoNSFWValid).withMessage('Should have a valid NSFW attribute'), body('description').optional().custom(isVideoDescriptionValid).withMessage('Should have a valid description'), body('tags').optional().custom(isVideoTagsValid).withMessage('Should have correct tags'), (req: express.Request, res: express.Response, next: express.NextFunction) => { 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) .json({ error: 'Cannot update video of another pod' }) .end() } if (res.locals.video.Author.userId !== res.locals.oauth.token.User.id) { return res.status(403) .json({ error: 'Cannot update video of another user' }) .end() } next() }) }) } ] const videosGetValidator = [ param('id').custom(isVideoIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'), (req: express.Request, res: express.Response, next: express.NextFunction) => { logger.debug('Checking videosGet parameters', { parameters: req.params }) checkErrors(req, res, () => { checkVideoExists(req.params.id, res, next) }) } ] const videosRemoveValidator = [ param('id').custom(isVideoIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'), (req: express.Request, res: express.Response, next: express.NextFunction) => { logger.debug('Checking videosRemove parameters', { parameters: req.params }) checkErrors(req, res, () => { checkVideoExists(req.params.id, res, () => { // Check if the user who did the request is able to delete the video checkUserCanDeleteVideo(res.locals.oauth.token.User.id, res, () => { next() }) }) }) } ] const videosSearchValidator = [ param('value').not().isEmpty().withMessage('Should have a valid search'), query('field').optional().isIn(SEARCHABLE_COLUMNS.VIDEOS).withMessage('Should have correct searchable column'), (req: express.Request, res: express.Response, next: express.NextFunction) => { logger.debug('Checking videosSearch parameters', { parameters: req.params }) checkErrors(req, res, next) } ] const videoAbuseReportValidator = [ param('id').custom(isVideoIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'), body('reason').custom(isVideoAbuseReasonValid).withMessage('Should have a valid reason'), (req: express.Request, res: express.Response, next: express.NextFunction) => { logger.debug('Checking videoAbuseReport parameters', { parameters: req.body }) checkErrors(req, res, () => { checkVideoExists(req.params.id, res, next) }) } ] const videoRateValidator = [ param('id').custom(isVideoIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'), body('rating').custom(isVideoRatingTypeValid).withMessage('Should have a valid rate type'), (req: express.Request, res: express.Response, next: express.NextFunction) => { logger.debug('Checking videoRate parameters', { parameters: req.body }) checkErrors(req, res, () => { checkVideoExists(req.params.id, res, next) }) } ] // --------------------------------------------------------------------------- export { videosAddValidator, videosUpdateValidator, videosGetValidator, videosRemoveValidator, videosSearchValidator, videoAbuseReportValidator, videoRateValidator } // --------------------------------------------------------------------------- function checkUserCanDeleteVideo (userId: number, res: express.Response, callback: () => void) { // Retrieve the user who did the request db.User.loadById(userId) .then(user => { if (res.locals.video.isOwned() === false) { return res.status(403) .json({ error: 'Cannot remove video of another pod, blacklist it' }) .end() } // 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 && res.locals.video.Author.userId !== res.locals.oauth.token.User.id) { return res.status(403) .json({ error: 'Cannot remove video of another user' }) .end() } // 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) }) }