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peertube/server/middlewares/validators/sort.ts

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import 'express-validator'
import * as express from 'express'
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import { checkErrors } from './utils'
import { logger } from '../../helpers'
import { SORTABLE_COLUMNS } from '../../initializers'
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// Initialize constants here for better performances
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const SORTABLE_USERS_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.USERS)
const SORTABLE_VIDEO_ABUSES_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.VIDEO_ABUSES)
const SORTABLE_VIDEOS_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.VIDEOS)
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function usersSortValidator (req: express.Request, res: express.Response, next: express.NextFunction) {
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checkSort(req, res, next, SORTABLE_USERS_COLUMNS)
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}
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function videoAbusesSortValidator (req: express.Request, res: express.Response, next: express.NextFunction) {
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checkSort(req, res, next, SORTABLE_VIDEO_ABUSES_COLUMNS)
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}
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function videosSortValidator (req: express.Request, res: express.Response, next: express.NextFunction) {
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checkSort(req, res, next, SORTABLE_VIDEOS_COLUMNS)
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}
// ---------------------------------------------------------------------------
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export {
usersSortValidator,
videoAbusesSortValidator,
videosSortValidator
}
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// ---------------------------------------------------------------------------
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function checkSort (req: express.Request, res: express.Response, next: express.NextFunction, sortableColumns: string[]) {
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req.checkQuery('sort', 'Should have correct sortable column').optional().isIn(sortableColumns)
logger.debug('Checking sort parameters', { parameters: req.query })
checkErrors(req, res, next)
}
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function createSortableColumns (sortableColumns: string[]) {
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const sortableColumnDesc = sortableColumns.map(sortableColumn => '-' + sortableColumn)
return sortableColumns.concat(sortableColumnDesc)
}