Class: Seiten::PageCollectionBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/seiten/page_collection_builder.rb

Class Method Summary collapse

Class Method Details

.call(page_collection, options = {}) ⇒ Object 



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# File 'lib/seiten/page_collection_builder.rb', line 3

def self.call(page_collection, options={})
  pages      = options[:pages]
  parent_id  = options[:parent_id] # || nil
  layout     = options[:layout]
  prefix_url = options[:prefix_url] || ""

  @id ||= 1
  @parsed_pages ||= []

  pages.each_index do |i|

    # Load page and set parent_id and generated page id
    page = pages[i]
    page["id"] = @id
    page["parent_id"] = parent_id
    page["layout"] ||= layout

    # Increment generated id
    @id += 1

    # Build slug
    raise Errors::PageError, "The `url` option can not be an external path. Use the `refer` option to link to external resources." if page["url"] && !!(page["url"].match(/^https?:\/\/.+/))
    slug = Seiten::SlugBuilder.call(page, prefix_url) unless page['url'].is_a?(FalseClass)

    # Set refer
    if page["refer"]
      if page["refer"].is_a?(TrueClass)
        page["refer"] = "/" + Seiten::SlugBuilder.call(page["nodes"].first, slug)
      end
      raise Errors::PageError, "The `refer` option must be `true` or an absolute or external path" if page["refer"] != true && page["refer"][0] != "/" && !(page["refer"].match(/^https?:\/\/.+/))
    else
      page["slug"] = slug
    end

    # Set layout
    if page["layout"]
      if page["layout"].is_a?(String)
        inherited_layout = page["layout"]
      elsif page["layout"].is_a?(Hash)
        if page["layout"]["inherit"]
          inherited_layout = page["layout"]
        else
          inherited_layout = nil
        end
        page["layout"] = page["layout"]["name"]
      end
    end

    # Load children
    if page["nodes"]
      self.call(page_collection, pages: page["nodes"], parent_id: page["id"], prefix_url: slug, layout: inherited_layout, external: page["external"])
    end

    page_params = page.each_with_object({}){|(k,v), h| h[k.to_sym] = v}
    @parsed_pages << page_collection.new(page_params)
  end

  @parsed_pages
end