Class: Mei::TermsController

Inherits:
ApplicationController show all
Defined in:
app/controllers/mei/terms_controller.rb

Overview

This controller is used for all requests to all authorities. It will verify params and figure out which class to instantiate based on the “vocab” param. All the authotirty classes inherit from a super class so they implement the same methods.

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.app_root ⇒ Object 



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# File 'app/controllers/mei/terms_controller.rb', line 37

def self.app_root
  return @app_root if @app_root
  @app_root = Rails.root if defined?(Rails) and defined?(Rails.root)
  @app_root ||= APP_ROOT if defined?(APP_ROOT)
  @app_root ||= '.'
end

.config_path ⇒ Object 



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# File 'app/controllers/mei/terms_controller.rb', line 52

def self.config_path
  File.join(app_root, 'config', 'mei.yml')
end

.env ⇒ Object 



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# File 'app/controllers/mei/terms_controller.rb', line 44

def self.env
  return @env if @env
  #The following commented line always returns "test" in a rails c production console. Unsure of how to fix this yet...
  #@env = ENV["RAILS_ENV"] = "test" if ENV
  @env ||= Rails.env if defined?(Rails) and defined?(Rails.root)
  @env ||= 'development'
end

.mei_config ⇒ Object 



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# File 'app/controllers/mei/terms_controller.rb', line 32

def self.mei_config
  @config ||= YAML::load(File.open(config_path))[env]
                  .with_indifferent_access
end

Instance Method Details

#query ⇒ Object 



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# File 'app/controllers/mei/terms_controller.rb', line 9

def query
  s = params.fetch("q", "")
  e = params.fetch("e", "")
  field = params[:term]

  ldf_server = Mei::TermsController.mei_config[:ldf_server]
  selected_config = Mei::TermsController.mei_config[:form_fields].select { |item| item["id"] == field}
  return [] if selected_config.blank?

  hits = case selected_config.first["adapter"].to_sym
           when :lcsh
             Mei::LcshSubjectResource.find(s,e,selected_config.first["solr_field"])
           when :geonames
             Mei::GeoNamesResource.find(s,e,selected_config.first["solr_field"])
           when :homosaurus
             Mei::HomosaurusSubjectResource.find(s,e,selected_config.first["solr_field"])
           else
             []
         end

  render json: hits
end