Remove cheerio from Page#render (#17566)

* Write our plugin

* Include it

* Move the RegEx

* Don't rewriteLocalLinks with cheerio anymore

* Process after HTML ast is generated

* Use the same logic as before, just to see if it'll pass

* Don't require languageCode/version

* Only work on local links

* Needs an href

* Only update href if there's a new one to use

* Check for node.properties

* Some links are just mean

* Move use-english-headings to be a plugin

* Bail if no englishHeadings were passed

* Install rehype-wrap

* Wrap ol > li img in div.procedural-image-wrapper

* Test for platform without cheerio

* Use a plugin for rewriteAssetPathsToS3

* Remove cheerio from page.render

* Fix require paths

* SImplify

* Fix some 🐛s

* Use our own rehype-wrap

* Move rewriteAssetPathsToS3 after HTML AST

* Remove some console logs

* Fix check for includesPlatformSpecificContent

* Rename ast => tree

lib/render-content/plugins/wrap-in-element.js

@@ -0,0 +1,33 @@
+const visit = require('unist-util-visit')
+const { selectAll } = require('hast-util-select')
+const parseSelector = require('hast-util-parse-selector')
+
+/*
+ * Attacher
+ */
+module.exports = options => {
+  options = options || {}
+  const selector = options.selector || options.select || 'body'
+  const wrapper = options.wrapper || options.wrap
+
+  /*
+   * Transformer
+   */
+  return tree => {
+    if (typeof wrapper !== 'string') {
+      throw new TypeError('Expected a `string` as wrapper')
+    }
+
+    if (typeof selector !== 'string') {
+      throw new TypeError('Expected a `string` as selector')
+    }
+
+    for (const match of selectAll(options.selector, tree)) {
+      visit(tree, match, (node, i, parent) => {
+        const wrapper = parseSelector('div')
+        wrapper.children = [node]
+        parent.children[i] = wrapper
+      })
+    }
+  }
+}