def solr_url
    if defined?(Rails.root)
      ::YAML.load(ERB.new(File.read(File.join(Rails.root,"config","solr.yml"))).result)[Rails.env]['url']
    elsif ENV['RAILS_ENV']
      ::YAML.load(ERB.new(File.read("config/solr.yml")).result)[ENV['RAILS_ENV']]['url']
    else
      ::YAML.load(ERB.new(File.read("config/solr.yml")).result)['development']['url']
    end
  end
def solr_url
    if defined?(Rails.root)
      ::YAML.load(ERB.new(File.read(File.join(Rails.root,"config","solr.yml"))).result)[Rails.env]['url']
    elsif ENV['RAILS_ENV']
      ::YAML.load(ERB.new(File.read("config/solr.yml")).result)[ENV['RAILS_ENV']]['url']
    else
      ::YAML.load(ERB.new(File.read("config/solr.yml")).result)['development']['url']
    end
  end
Determines the url to our solr service by consulting yaml files