78 lines
3.5 KiB
JavaScript
78 lines
3.5 KiB
JavaScript
const languages = require('../lib/languages')
|
|
const enterpriseServerReleases = require('../lib/enterprise-server-releases')
|
|
const allVersions = require('../lib/all-versions')
|
|
const { productMap } = require('../lib/all-products')
|
|
const activeProducts = Object.values(productMap).filter(product => !product.wip && !product.hidden)
|
|
const {
|
|
getVersionStringFromPath,
|
|
getProductStringFromPath,
|
|
getCategoryStringFromPath,
|
|
getPathWithoutLanguage
|
|
} = require('../lib/path-utils')
|
|
const productNames = require('../lib/product-names')
|
|
const warmServer = process.env.FEATURE_NEW_SITETREE ? require('../lib/warm-server2') : require('../lib/warm-server')
|
|
const featureFlags = Object.keys(require('../feature-flags'))
|
|
const builtAssets = require('../lib/built-asset-urls')
|
|
const searchVersions = require('../lib/search/versions')
|
|
const nonEnterpriseDefaultVersion = require('../lib/non-enterprise-default-version')
|
|
|
|
// Supply all route handlers with a baseline `req.context` object
|
|
// Note that additional middleware in middleware/index.js adds to this context object
|
|
module.exports = async function contextualize (req, res, next) {
|
|
// Ensure that we load some data only once on first request
|
|
const { site, redirects, siteTree, pages: pageMap } = await warmServer()
|
|
|
|
req.context = {}
|
|
|
|
// make feature flag environment variables accessible in layouts
|
|
req.context.process = { env: {} }
|
|
featureFlags.forEach(featureFlagName => {
|
|
req.context[featureFlagName] = process.env[featureFlagName]
|
|
})
|
|
|
|
// define each context property explicitly for code-search friendliness
|
|
// e.g. searches for "req.context.page" will include results from this file
|
|
req.context.currentLanguage = req.language
|
|
req.context.currentVersion = getVersionStringFromPath(req.path)
|
|
req.context.currentProduct = getProductStringFromPath(req.path)
|
|
req.context.currentCategory = getCategoryStringFromPath(req.path)
|
|
req.context.productMap = productMap
|
|
req.context.activeProducts = activeProducts
|
|
req.context.allVersions = allVersions
|
|
req.context.currentPathWithoutLanguage = getPathWithoutLanguage(req.path)
|
|
req.context.currentPath = req.path
|
|
req.context.query = req.query
|
|
req.context.languages = languages
|
|
req.context.productNames = productNames
|
|
req.context.enterpriseServerReleases = enterpriseServerReleases
|
|
req.context.enterpriseServerVersions = Object.keys(allVersions).filter(version => version.startsWith('enterprise-server@'))
|
|
req.context.redirects = redirects
|
|
req.context.site = site[req.language].site
|
|
req.context.siteTree = siteTree
|
|
req.context.pages = pageMap
|
|
|
|
if (productMap[req.context.currentProduct]) {
|
|
req.context.productCodeExamples = req.context.site.data.variables[`${productMap[req.context.currentProduct].id}_code_examples`]
|
|
req.context.productCommunityExamples = req.context.site.data.variables[`${productMap[req.context.currentProduct].id}_community_examples`]
|
|
req.context.productUserExamples = req.context.site.data.variables[`${productMap[req.context.currentProduct].id}_user_examples`]
|
|
}
|
|
|
|
// JS + CSS asset paths
|
|
req.context.builtAssets = builtAssets
|
|
|
|
// Object exposing selected variables to client
|
|
req.context.expose = JSON.stringify({
|
|
// Languages and versions for search
|
|
searchOptions: {
|
|
languages: Object.keys(languages),
|
|
versions: searchVersions,
|
|
nonEnterpriseDefaultVersion
|
|
},
|
|
// `|| undefined` won't show at all for production
|
|
airgap: Boolean(process.env.AIRGAP || req.cookies.AIRGAP) || undefined
|
|
})
|
|
if (process.env.AIRGAP || req.cookies.AIRGAP) req.context.AIRGAP = true
|
|
|
|
return next()
|
|
}
|