blog-post.rb

aliases     :bp, :blog_post

class BlogPost < Nanoc::CLI::Commands::CreateItem
  def run
    # Check arguments
    if arguments.length != 1
      raise Nanoc::Errors::GenericTrivial, "usage: #{command.usage}"
    end

    # Extract arguments and options
    identifier = arguments[0].cleaned_identifier

    # Make sure we are in a nanoc site directory
    self.require_site

    # Set VCS if possible
    self.set_vcs(options[:vcs])

    # Check whether item is unique
    if !self.site.items.find { |i| i.identifier == identifier }.nil?
      raise Nanoc::Errors::GenericTrivial,
      "An item already exists at #{identifier}. Please " +
        "pick a unique name for the item you are creating."
    end

    # Setup notifications
    Nanoc::NotificationCenter.on(:file_created) do |file_path|
      Nanoc::CLI::Logger.instance.file(:high, :create, file_path)
    end

    # Create item
    data_source = self.site.data_sources[0]
    data_source.create_item(
                            "Hi, I'm a new item!\n",
                            { :title => "A New Item" },
                            identifier
                            )

    puts "An item has been created at #{identifier}."
  end
end