mirror of https://github.com/mastodon/mastodon
50 lines
1.2 KiB
Ruby
50 lines
1.2 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 rel class),
|
|
'span' => %w(class),
|
|
},
|
|
|
|
add_attributes: {
|
|
'a' => {
|
|
'rel' => 'nofollow noopener',
|
|
'target' => '_blank',
|
|
},
|
|
},
|
|
|
|
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
|