43 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			Ruby
		
	
	
	
			
		
		
	
	
			43 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			Ruby
		
	
	
	
# frozen_string_literal: true
 | 
						|
 | 
						|
class Sanitize
 | 
						|
  module Config
 | 
						|
    HTTP_PROTOCOLS ||= ['http', 'https', :relative].freeze
 | 
						|
 | 
						|
    MASTODON_STRICT ||= freeze_config(
 | 
						|
      elements: %w(p br span a),
 | 
						|
 | 
						|
      attributes: {
 | 
						|
        'a'    => %w(href),
 | 
						|
        'span' => %w(class),
 | 
						|
      },
 | 
						|
 | 
						|
      protocols: {
 | 
						|
        'a' => { 'href' => HTTP_PROTOCOLS },
 | 
						|
      }
 | 
						|
    )
 | 
						|
 | 
						|
    MASTODON_OEMBED ||= freeze_config merge(
 | 
						|
      RELAXED,
 | 
						|
      elements: RELAXED[:elements] + %w(audio embed iframe source video),
 | 
						|
 | 
						|
      attributes: merge(
 | 
						|
        RELAXED[:attributes],
 | 
						|
        'audio'  => %w(controls),
 | 
						|
        'embed'  => %w(height src type width),
 | 
						|
        'iframe' => %w(allowfullscreen frameborder height scrolling src width),
 | 
						|
        'source' => %w(src type),
 | 
						|
        'video'  => %w(controls height loop width),
 | 
						|
        'div'    => [:data]
 | 
						|
      ),
 | 
						|
 | 
						|
      protocols: merge(
 | 
						|
        RELAXED[:protocols],
 | 
						|
        'embed'  => { 'src' => HTTP_PROTOCOLS },
 | 
						|
        'iframe' => { 'src' => HTTP_PROTOCOLS },
 | 
						|
        'source' => { 'src' => HTTP_PROTOCOLS }
 | 
						|
      )
 | 
						|
    )
 | 
						|
  end
 | 
						|
end
 |