Class: Qa::TermsController

Inherits:
ApplicationController
  • Object
show all
Defined in:
app/controllers/qa/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 authority classes inherit from a super class so they implement the same methods.

Instance Method Summary collapse

Instance Method Details

#check_query_param ⇒ Object 



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# File 'app/controllers/qa/terms_controller.rb', line 83

def check_query_param
  return if params[:q].present?
  msg = "Required param 'q' is missing or empty"
  logger.warn msg
  render json: { errors: msg }, status: :bad_request
end

#check_vocab_param ⇒ Object 



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# File 'app/controllers/qa/terms_controller.rb', line 64

def check_vocab_param
  return if params[:vocab].present?
  msg = "Required param 'vocab' is missing or empty"
  logger.warn msg
  render json: { errors: msg }, status: :bad_request
end

#fetch ⇒ Object

If the subauthority supports it, return all the information for a given term Expects uri to be a request parameter (e.g. my.app/qa/show/auth/subauth?uri=:uri)



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

def fetch
  term = @authority.method(:find).arity == 2 ? @authority.find(params[:uri], self) : @authority.find(params[:uri])
  cors_allow_origin_header(response)
  respond_to do |wants|
    wants.json { render json: term }
    wants.n3 { render json: term }
    wants.jsonld { render json: term }
    wants.ntriples { render json: term }
    wants.any { render json: term, content_type: json_content_type }
  end
end

#index ⇒ Object

If the subauthority supports it, return a list of all terms in the authority



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# File 'app/controllers/qa/terms_controller.rb', line 16

def index
  cors_allow_origin_header(response)
  render json: begin
    @authority.all
  rescue NotImplementedError
    nil
  end
end

#init_authority ⇒ Object

rubocop:disable Metrics/MethodLength



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# File 'app/controllers/qa/terms_controller.rb', line 71

def init_authority # rubocop:disable Metrics/MethodLength
  @authority = Qa.authority_for(vocab: params[:vocab],
                                subauthority: params[:subauthority],
                                # Included to preserve error message text
                                try_linked_data_config: false,
                                context: self)
rescue Qa::InvalidAuthorityError, Qa::InvalidSubAuthority, Qa::MissingSubAuthority => e
  msg = e.message
  logger.warn msg
  render json: { errors: msg }, status: :bad_request
end

#search ⇒ Object

Return a list of terms based on a query



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# File 'app/controllers/qa/terms_controller.rb', line 26

def search
  terms = @authority.method(:search).arity == 2 ? @authority.search(url_search, self) : @authority.search(url_search)
  cors_allow_origin_header(response)
  respond_to do |wants|
    wants.json { render json: pagination_service(format: :json, results: terms).build_response }
    wants.jsonapi { render json: pagination_service(format: :jsonapi, results: terms).build_response }
    wants.any { render json: pagination_service(format: :json, results: terms).build_response, content_type: json_content_type }
  end
end

#show ⇒ Object

If the subauthority supports it, return all the information for a given term Expects id to be part of the request path (e.g. my.app/qa/show/auth/subauth/:id)



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# File 'app/controllers/qa/terms_controller.rb', line 38

def show
  term = @authority.method(:find).arity == 2 ? @authority.find(params[:id], self) : @authority.find(params[:id])
  cors_allow_origin_header(response)
  respond_to do |wants|
    wants.json { render json: term }
    wants.n3 { render json: term }
    wants.jsonld { render json: term }
    wants.ntriples { render json: term }
    wants.any { render json: term, content_type: json_content_type }
  end
end