Contents

class Add<%= model_name.capitalize %>SeoSlugMigration < ActiveRecord::Migration<%= migration_version %>
  def up
    add_column(:<%= model_table %>, :seo_slug, :string) unless column_exists?(:<%= model_table %>, :seo_slug)
    ActiveRecord::Base.connection.execute(query)
  end

  def down
    remove_column :<%= model_table %>, :seo_slug
  end

  private

  def query
    <<-SQL
      UPDATE <%= model_table %>
      SET seo_slug = concat_ws('-', id, <%= desired_fields_reference %>)
    SQL
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
seo_optimizer-0.1.2	lib/generators/seo_optimizer/models/templates/model_template.erb
seo_optimizer-0.1.1	lib/generators/seo_optimizer/models/templates/model_template.erb
seo_optimizer-0.1.0	lib/generators/seo_optimizer/models/templates/model_template.erb