# File lib/chef/solr_query.rb, line 64
    def self.from_params(params, couchdb=nil)
      query = new(couchdb)
      query.params = VALID_PARAMS.inject({}) do |p, param_name|
        p[param_name] = params[param_name] if params.key?(param_name)
        p
      end
      query.update_filter_query_from_params
      query.update_query_from_params
      query
    end