module ActionText class Content include Serialization attr_reader :fragment delegate :blank?, :empty?, :html_safe, :present?, to: :to_html # Delegating to to_html to avoid including the layout class << self def fragment_by_canonicalizing_content(content) fragment = ActionText::Attachment.fragment_by_canonicalizing_attachments(content) fragment = ActionText::AttachmentGallery.fragment_by_canonicalizing_attachment_galleries(fragment) fragment end end def initialize(content = nil, options = {}) options.with_defaults! canonicalize: true if options[:canonicalize] @fragment = self.class.fragment_by_canonicalizing_content(content) else @fragment = ActionText::Fragment.wrap(content) end end def links @links ||= fragment.find_all("a[href]").map { |a| a["href"] }.uniq end def attachments @attachments ||= attachment_nodes.map do |node| attachment_for_node(node) end end def attachment_galleries @attachment_galleries ||= attachment_gallery_nodes.map do |node| attachment_gallery_for_node(node) end end def gallery_attachments @gallery_attachments ||= attachment_galleries.flat_map(&:attachments) end def attachables @attachables ||= attachment_nodes.map do |node| ActionText::Attachable.from_node(node) end end def append_attachables(attachables) attachments = ActionText::Attachment.from_attachables(attachables) self.class.new([self.to_s.presence, *attachments].compact.join("\n")) end def render_attachments(**options, &block) content = fragment.replace(ActionText::Attachment::SELECTOR) do |node| block.call(attachment_for_node(node, **options)) end self.class.new(content, canonicalize: false) end def render_attachment_galleries(**options, &block) content = ActionText::AttachmentGallery.fragment_by_replacing_attachment_gallery_nodes(fragment) do |node| block.call(attachment_gallery_for_node(node, **options)) end self.class.new(content, canonicalize: false) end def to_plain_text render_attachments(with_full_attributes: false, &:to_plain_text).fragment.to_plain_text end def to_trix_html render_attachments(&:to_trix_attachment).to_html end def to_html fragment.to_html end def to_rendered_html_with_layout ActionText.renderer.render(partial: "action_text/content/layout", locals: { content: self }) end def to_s to_rendered_html_with_layout end def as_json(*) to_html end def inspect "#<#{self.class.name} #{to_s.truncate(25).inspect}>" end def ==(other) if other.is_a?(self.class) to_s == other.to_s end end private def attachment_nodes @attachment_nodes ||= fragment.find_all(ActionText::Attachment::SELECTOR) end def attachment_gallery_nodes @attachment_gallery_nodes ||= ActionText::AttachmentGallery.find_attachment_gallery_nodes(fragment) end def attachment_for_node(node, with_full_attributes: true) attachment = ActionText::Attachment.from_node(node) with_full_attributes ? attachment.with_full_attributes : attachment end def attachment_gallery_for_node(node, **options) ActionText::AttachmentGallery.from_node(node) end end end