Allows setting of number of results per box via ENV

app/models/search_eds.rb

@@ -4,6 +4,7 @@ class SearchEds
   EDS_URL = ENV['EDS_URL'].freeze
   EDS_NO_ALEPH_PROFILE = ENV['EDS_NO_ALEPH_PROFILE'].freeze
   EDS_ALEPH_PROFILE = ENV['EDS_ALEPH_PROFILE'].freeze
+  RESULTS_PER_BOX = ENV['RESULTS_PER_BOX'] || 3
 
   def initialize
     @auth_token = uid_auth
@@ -75,9 +76,9 @@ def relationships(record)
 
   def search_url(term)
     [EDS_URL, '/edsapi/rest/Search?query=', URI.escape(term).to_s,
-     '&searchmode=all', '&resultsperpage=3', '&pagenumber=1', '&sort=relevance',
-     '&highlight=n', '&includefacets=n', '&view=brief',
-     '&autosuggest=n'].join('')
+     '&searchmode=all', "&resultsperpage=#{RESULTS_PER_BOX}",
+     '&pagenumber=1', '&sort=relevance', '&highlight=n', '&includefacets=n',
+     '&view=brief', '&autosuggest=n'].join('')
   end
 
   def search_filtered(term)

app/models/search_google.rb

@@ -4,6 +4,9 @@
 # - GOOGLE_API_KEY
 # - GOOGLE_CUSTOM_SEARCH_ID
 #
+# == Optional Environment Variables:
+# - RESULTS_PER_BOX
+#
 # == See Also
 # - https://developers.google.com/custom-search/json-api/v1/overview
 # - https://github.com/google/google-api-ruby-client
@@ -25,7 +28,8 @@ def initialize
   def search(term)
     @results['raw_google'] = @service.list_cses(
       term,
-      cx: ENV['GOOGLE_CUSTOM_SEARCH_ID']
+      cx: ENV['GOOGLE_CUSTOM_SEARCH_ID'],
+      num: ENV['RESULTS_PER_BOX'] || 3
     )
     to_result(@results['raw_google'])
   end

test/models/search_google_test.rb

@@ -5,7 +5,7 @@ class SearchGoogleTest < ActiveSupport::TestCase
   test 'valid google search with valid credentials returns results' do
     VCR.use_cassette('valid google search and credentials') do
       query = SearchGoogle.new.search('endnote')
-      assert_equal(1640, query['total'])
+      assert_equal(1610, query['total'])
     end
   end
 
@@ -69,7 +69,7 @@ class SearchGoogleTest < ActiveSupport::TestCase
   test 'handles pages with no metadata' do
     VCR.use_cassette('google no metadata') do
       query = SearchGoogle.new.search('weather patterns')
-      assert_equal(87, query['total'])
+      assert_equal(88, query['total'])
     end
   end
 end