Function categoriesForSupport

middleware/categories-for-support.js:9–38

(req, res)

// This middleware exposes a list of all categories and child articles at /categories.json.
// GitHub Support uses this for internal ZenDesk search functionality.
export default async function categoriesForSupport(req, res) {
  const englishSiteTree = req.context.siteTree.en
  const allCategories = []

  for (const productPage of Object.values(englishSiteTree['free-pro-team@latest'].childPages)) {
    if (productPage.page.relativePath.startsWith('early-access')) continue
    if (!productPage.childPages || !productPage.childPages.length) continue
    await Promise.all(
      productPage.childPages.map(async (categoryPage) => {
        // We can't get the rendered titles from middleware/render-tree-titles
        // here because that middleware only runs on the current version, and this
        // middleware processes all versions.
        const name = categoryPage.page.title.includes('{')
          ? await categoryPage.page.renderProp('title', req.context, renderOpts)
          : categoryPage.page.title

        allCategories.push({
          name,
          published_articles: await findArticlesPerCategory(categoryPage, [], req.context),
        })
      })
    )
  }

  // Cache somewhat aggressively but note that it will be soft-purged
  // in every prod deployment.
  defaultCacheControl(res)

  return res.json(allCategories)
}

async function findArticlesPerCategory(currentPage, articlesArray, context) {
  if (currentPage.page.documentType === 'article') {