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Make Action Text's rendering helpers more configurable

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- Allow configuring the sanitizer and its options
- Split attachment rendering and sanitizing helpers so each can be overridden by applications
This commit is contained in:
Javan Makhmali 2019-04-22 10:08:15 -04:00
parent 5454cc40c5
commit 0ec2a90754
1 changed files with 14 additions and 9 deletions
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23
actiontext/app/helpers/action_text/content_helper.rb
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@ -4,20 +4,27 @@ require "rails-html-sanitizer"
module ActionText
module ContentHelper
SANITIZER = Rails::Html::Sanitizer.white_list_sanitizer
ALLOWED_TAGS = SANITIZER.allowed_tags + [ ActionText::Attachment::TAG_NAME, "figure", "figcaption" ]
ALLOWED_ATTRIBUTES = SANITIZER.allowed_attributes + ActionText::Attachment::ATTRIBUTES
mattr_accessor(:sanitizer) { Rails::Html::Sanitizer.white_list_sanitizer.new }
mattr_accessor(:allowed_tags) { sanitizer.class.allowed_tags + [ ActionText::Attachment::TAG_NAME, "figure", "figcaption" ] }
mattr_accessor(:allowed_attributes) { sanitizer.class.allowed_attributes + ActionText::Attachment::ATTRIBUTES }
mattr_accessor(:scrubber)
def render_action_text_content(content)
content = content.render_attachments do |attachment|
sanitize_action_text_content(render_action_text_attachments(content))
end
def sanitize_action_text_content(content)
sanitizer.sanitize(content.to_html, tags: allowed_tags, attributes: allowed_attributes, scrubber: scrubber).html_safe
end
def render_action_text_attachments(content)
content.render_attachments do |attachment|
unless attachment.in?(content.gallery_attachments)
attachment.node.tap do |node|
node.inner_html = render(attachment, in_gallery: false).chomp
end
end
end
content = content.render_attachment_galleries do |attachment_gallery|
end.render_attachment_galleries do |attachment_gallery|
render(layout: attachment_gallery, object: attachment_gallery) do
attachment_gallery.attachments.map do |attachment|
attachment.node.inner_html = render(attachment, in_gallery: true).chomp
@ -25,8 +32,6 @@ module ActionText
end.join("").html_safe
end.chomp
end
sanitize content.to_html, tags: ALLOWED_TAGS, attributes: ALLOWED_ATTRIBUTES
end
end
end