Instance homepage support (#4007)

* Prepare homepage parsers

* Add ability to update instance hompage

* Add ability to set homepage as landing page

* Add homepage preview in admin

* Dynamically update left menu for homepage

* Inject home content in homepage

* Add videos list and channel miniature custom markup

* Remove unused elements in markup service

1 files changed, 5 insertions, 3 deletions

diff --git a/server/helpers/markdown.ts b/server/helpers/markdown.ts
index 2126bb752..41e57d857 100644
--- a/server/helpers/markdown.ts
+++ b/server/helpers/markdown.ts
@@ -1,4 +1,6 @@
-import { SANITIZE_OPTIONS, TEXT_WITH_HTML_RULES } from '@shared/core-utils'
+import { getSanitizeOptions, TEXT_WITH_HTML_RULES } from '@shared/core-utils'
+
+const sanitizeOptions = getSanitizeOptions()
 
 const sanitizeHtml = require('sanitize-html')
 const markdownItEmoji = require('markdown-it-emoji/light')
@@ -18,7 +20,7 @@ const toSafeHtml = text => {
   const html = markdownIt.render(textWithLineFeed)
 
   // Convert to safe Html
-  return sanitizeHtml(html, SANITIZE_OPTIONS)
+  return sanitizeHtml(html, sanitizeOptions)
 }
 
 const mdToPlainText = text => {
@@ -28,7 +30,7 @@ const mdToPlainText = text => {
   const html = markdownIt.render(text)
 
   // Convert to safe Html
-  const safeHtml = sanitizeHtml(html, SANITIZE_OPTIONS)
+  const safeHtml = sanitizeHtml(html, sanitizeOptions)
 
   return safeHtml.replace(/<[^>]+>/g, '')
                  .replace(/\n$/, '')