blob: 84a6e18e77ba23af091b742c5413fa841d6ff8fd (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
# frozen_string_literal: true
require 'uri'
module Banzai
module Filter
class BaseRelativeLinkFilter < HTML::Pipeline::Filter
include Gitlab::Utils::StrongMemoize
protected
def linkable_attributes
if Feature.enabled?(:optimize_linkable_attributes, project, default_enabled: :yaml)
# Nokorigi Nodeset#search performs badly for documents with many nodes
#
# Here we store fetched attributes in the shared variable "result"
# This variable is passed through the chain of filters and can be
# accessed by them
result[:linkable_attributes] ||= fetch_linkable_attributes
else
strong_memoize(:linkable_attributes) do
fetch_linkable_attributes
end
end
end
def relative_url_root
Gitlab.config.gitlab.relative_url_root.presence || '/'
end
def project
context[:project]
end
private
def unescape_and_scrub_uri(uri)
Addressable::URI.unescape(uri).scrub.delete("\0")
end
def fetch_linkable_attributes
attrs = []
attrs += doc.search('a:not(.gfm), img:not(.gfm), video:not(.gfm), audio:not(.gfm)').flat_map do |el|
[el.attribute('href'), el.attribute('src'), el.attribute('data-src')]
end
attrs.reject { |attr| attr.blank? || attr.value.start_with?('//') }
end
end
end
end
|