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Diffstat (limited to 'app/lib/formatter.rb')
-rw-r--r-- | app/lib/formatter.rb | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/app/lib/formatter.rb b/app/lib/formatter.rb new file mode 100644 index 000000000..52e229520 --- /dev/null +++ b/app/lib/formatter.rb @@ -0,0 +1,47 @@ +require 'singleton' + +class Formatter + include Singleton + + include ActionView::Helpers::TextHelper + include ActionView::Helpers::SanitizeHelper + + def format(status) + return reformat(status) unless status.local? + + html = status.text + html = encode(html) + html = link_urls(html) + html = link_mentions(html, status.mentions) + + html.html_safe + end + + def reformat(status) + sanitize(status.content, tags: %w(a br p), attributes: %w(href rel)) + end + + private + + def encode(html) + HTMLEntities.new.encode(html) + end + + def link_urls(html) + auto_link(html, link: :urls, html: { rel: 'nofollow noopener' }) + end + + def link_mentions(html, mentions) + html.gsub(Account::MENTION_RE) do |match| + acct = Account::MENTION_RE.match(match)[1] + mention = mentions.find { |mention| mention.account.acct.eql?(acct) } + + return match if mention.nil? + mention_html(match, mention.account) + end + end + + def mention_html(match, account) + "#{match.split('@').first}<a href=\"#{TagManager.instance.url_for(account)}\" class=\"mention\">@<span>#{account.acct}</span></a>" + end +end |