Class: Alchemy::Page::Publisher

Inherits:
Object
  • Object
show all
Defined in:
app/models/alchemy/page/publisher.rb

Overview

Handles publishing of pages

Instance Method Summary collapse

Constructor Details

#initialize(page) ⇒ Publisher

Returns a new instance of Publisher.



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# File 'app/models/alchemy/page/publisher.rb', line 9

def initialize(page)
  @page = page
end

Instance Method Details

#publish!(public_on:) ⇒ Object

Copies all currently visible elements to the public version of page

Creates a new published version if none exists yet and updates the ‘published_at` timestamp of the page. `published_at` is used as a cache key.

Sends a publish notification to all registered publish targets



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# File 'app/models/alchemy/page/publisher.rb', line 21

def publish!(public_on:)
  Page.transaction do
    version = public_version(public_on)
    DeleteElements.new(version.elements).call

    repository = page.draft_version.element_repository
    ActiveRecord::Base.no_touching do
      Element.acts_as_list_no_update do
        repository.visible.not_nested.each.with_index(1) do |element, position|
          Alchemy::DuplicateElement.new(element, repository: repository).call(
            page_version_id: version.id,
            position: position
          )
        end
      end
    end
    page.update(published_at: public_on)
  end

  Alchemy.publish_targets.each { |p| p.perform_later(page) }
end