teddit-reddit-frontend-alternativa/views/includes/meta_post.pug

meta(property='og:title', content=cleanTitle(post.title) + ' : r/' + subreddit)
meta(property='og:description', content='' + post.selftext_preview)
meta(property='og:author_name', content='u/' + post.author)
if !post.has_media
  if post.gallery
    meta(property='twitter:card', content='summary_large_image')
    meta(property='og:type', content='image')
    each item in post.gallery_items
      meta(property='og:image', content='' + item.large)
  else
    if post.images
      meta(property='twitter:card', content='summary_large_image')
      meta(property='og:type', content='image')
      meta(property='og:image', content='' + post.images.source)
      meta(property='og:image:url', content='' + post.images.source)
    else
      include meta_logo.pug
else
  if post.media
    if post.media.not_hosted_in_reddit
      if post.media.source === 'YouTube'
        meta(property='twitter:card', content='player')
        meta(property='og:type', content='video')
        meta(property='og:video', content='' + post.media.embed_src)
      else
        if post.media.source === 'external'
          if post.images
            meta(name='twitter:card', content='summary_large_image')
            meta(property='og:type', content='image')
            meta(property='og:image', content='' + post.images.source)
            meta(property='og:image:src', content='' + post.images.source)
        else
          meta(name='twitter:card', content='summary_large_image')
          meta(property='og:type', content='image')
          meta(property='og:image', content='' + post.media.source)
          meta(property='og:image:url', content='' + post.media.source)
    else
      meta(property='twitter:card', content='player')
      meta(property='og:type', content='video')
      meta(property='og:video', content='' + post.media.source)
      meta(property='og:video:type', content='video/mp4')
  else
    include meta_logo.pug