mirror of https://github.com/status-im/codimd.git
69 lines
1.6 KiB
JavaScript
69 lines
1.6 KiB
JavaScript
'use strict'
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const { promisify } = require('util')
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const request = require('request')
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const logger = require('../../logger')
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const config = require('../../config')
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let lastCheckAt
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const VERSION_CHECK_ENDPOINT = 'https://evangelion.codimd.dev/'
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const CHECK_TIMEOUT = 1000 * 60 * 60 * 24 // 1 day
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const rp = promisify(request)
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exports.checkVersion = checkVersion
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/**
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* @param {Express.Application|Express.Request} ctx
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*/
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async function checkVersion (ctx) {
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if (lastCheckAt && (lastCheckAt + CHECK_TIMEOUT > Date.now())) {
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return
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}
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// update lastCheckAt whether the check would fail or not
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lastCheckAt = Date.now()
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try {
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const { statusCode, body: data } = await rp({
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url: `${VERSION_CHECK_ENDPOINT}?v=${config.version}`,
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method: 'GET',
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json: true,
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timeout: 3000
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})
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if (statusCode !== 200 || data.status === 'error') {
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logger.warn('Version check failed.')
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return
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}
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const locals = ctx.locals ? ctx.locals : ctx.app.locals
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locals.versionInfo.latest = data.latest
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locals.versionInfo.versionItem = data.latest ? null : data.versionItem
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if (!data.latest) {
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const { version, link } = data.versionItem
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logger.info(`Your CodiMD version is out of date! The latest version is ${version}. Please see what's new on ${link}.`)
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}
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} catch (err) {
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// ignore and skip version check
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logger.warn('Version check failed.')
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logger.warn(err)
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}
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}
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exports.versionCheckMiddleware = function (req, res, next) {
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checkVersion(req)
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.then(() => {
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next()
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})
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.catch((err) => {
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logger.error(err)
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next()
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})
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}
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