85 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			85 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| # frozen_string_literal: true
 | |
| 
 | |
| require 'singleton'
 | |
| 
 | |
| class Formatter
 | |
|   include Singleton
 | |
|   include RoutingHelper
 | |
| 
 | |
|   include ActionView::Helpers::TextHelper
 | |
|   include ActionView::Helpers::SanitizeHelper
 | |
| 
 | |
|   def format(status)
 | |
|     return reformat(status.content) unless status.local?
 | |
| 
 | |
|     html = status.text
 | |
|     html = encode(html)
 | |
|     html = simple_format(html, {}, sanitize: false)
 | |
|     html = html.gsub(/\n/, '')
 | |
|     html = link_urls(html)
 | |
|     html = link_mentions(html, status.mentions)
 | |
|     html = link_hashtags(html)
 | |
| 
 | |
|     html.html_safe # rubocop:disable Rails/OutputSafety
 | |
|   end
 | |
| 
 | |
|   def reformat(html)
 | |
|     sanitize(html, tags: %w(a br p), attributes: %w(href rel))
 | |
|   end
 | |
| 
 | |
|   def simplified_format(account)
 | |
|     return reformat(account.note) unless account.local?
 | |
| 
 | |
|     html = encode(account.note)
 | |
|     html = link_urls(html)
 | |
|     html = link_hashtags(html)
 | |
| 
 | |
|     html.html_safe # rubocop:disable Rails/OutputSafety
 | |
|   end
 | |
| 
 | |
|   private
 | |
| 
 | |
|   def encode(html)
 | |
|     HTMLEntities.new.encode(html)
 | |
|   end
 | |
| 
 | |
|   def link_urls(html)
 | |
|     html.gsub(URI.regexp(%w(http https))) do |match|
 | |
|       link_html(match)
 | |
|     end
 | |
|   end
 | |
| 
 | |
|   def link_mentions(html, mentions)
 | |
|     html.gsub(Account::MENTION_RE) do |match|
 | |
|       acct    = Account::MENTION_RE.match(match)[1]
 | |
|       mention = mentions.find { |item| item.account.acct.casecmp(acct).zero? }
 | |
| 
 | |
|       mention.nil? ? match : mention_html(match, mention.account)
 | |
|     end
 | |
|   end
 | |
| 
 | |
|   def link_hashtags(html)
 | |
|     html.gsub(Tag::HASHTAG_RE) do |match|
 | |
|       hashtag_html(match)
 | |
|     end
 | |
|   end
 | |
| 
 | |
|   def link_html(url)
 | |
|     prefix = url.match(/\Ahttps?:\/\/(www\.)?/).to_s
 | |
|     text   = url[prefix.length, 30]
 | |
|     suffix = url[prefix.length + 30..-1]
 | |
|     cutoff = url[prefix.length..-1].length > 30
 | |
| 
 | |
|     "<a rel=\"nofollow noopener\" target=\"_blank\" href=\"#{url}\"><span class=\"invisible\">#{prefix}</span><span class=\"#{cutoff ? 'ellipsis' : ''}\">#{text}</span><span class=\"invisible\">#{suffix}</span></a>"
 | |
|   end
 | |
| 
 | |
|   def hashtag_html(match)
 | |
|     prefix, affix = match.split('#')
 | |
|     "#{prefix}<a href=\"#{tag_url(affix.downcase)}\" class=\"mention hashtag\">#<span>#{affix}</span></a>"
 | |
|   end
 | |
| 
 | |
|   def mention_html(match, account)
 | |
|     "#{match.split('@').first}<a href=\"#{TagManager.instance.url_for(account)}\" class=\"h-card u-url p-nickname mention\">@<span>#{account.username}</span></a>"
 | |
|   end
 | |
| end
 |