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import * as express from 'express'
import * as Promise from 'bluebird'
import { pseudoRandomBytesPromise } from './core-utils'
import { CONFIG, database as db } from '../initializers'
import { ResultList } from '../../shared'
function badRequest (req: express.Request, res: express.Response, next: express.NextFunction) {
res.type('json').status(400).end()
}
function generateRandomString (size: number) {
return pseudoRandomBytesPromise(size).then(raw => raw.toString('hex'))
}
interface FormatableToJSON {
toFormatedJSON ()
}
function getFormatedObjects<U, T extends FormatableToJSON> (objects: T[], objectsTotal: number) {
const formatedObjects: U[] = []
objects.forEach(object => {
formatedObjects.push(object.toFormatedJSON())
})
const res: ResultList<U> = {
total: objectsTotal,
data: formatedObjects
}
return res
}
function isSignupAllowed () {
if (CONFIG.SIGNUP.ENABLED === false) {
return Promise.resolve(false)
}
// No limit and signup is enabled
if (CONFIG.SIGNUP.LIMIT === -1) {
return Promise.resolve(true)
}
return db.User.countTotal().then(totalUsers => {
return totalUsers < CONFIG.SIGNUP.LIMIT
})
}
// ---------------------------------------------------------------------------
export {
badRequest,
generateRandomString,
getFormatedObjects,
isSignupAllowed
}
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