Remove Ldap dependency

Gemfile

@@ -38,7 +38,6 @@ gem 'marc', '~> 1.0'
 gem 'marc_cleanup', github: "pulibrary/marc_cleanup", tag: 'v0.9.1'
 gem 'multi_json'
 gem 'net-imap', require: false
-gem 'net-ldap'
 gem 'net-pop', require: false
 gem 'net-sftp'
 gem 'net-smtp', require: false

Gemfile.lock

@@ -368,7 +368,6 @@ GEM
     net-imap (0.3.7)
       date
       net-protocol
-    net-ldap (0.17.1)
     net-pop (0.1.2)
       net-protocol
     net-protocol (0.2.2)
@@ -684,7 +683,6 @@ DEPENDENCIES
   marc_cleanup!
   multi_json
   net-imap
-  net-ldap
   net-pop
   net-sftp
   net-smtp

app/controllers/patron_controller.rb

@@ -10,7 +10,6 @@ def patron_info
     patron_access = CampusAccess.where(uid: patron_id).first || CampusAccess.new(uid: patron_id, category: "none")
     info[:campus_authorized] = patron_access.access?
     info[:campus_authorized_category] = patron_access.category
-    info[:ldap] = Ldap.find_by_netid(patron_id) if params[:ldap].present? && sanitize(params[:ldap]) == "true"
     respond_to do |wants|
       wants.json  { render json: MultiJson.dump(info) }
     end

spec/controllers/patron_controller_spec.rb

@@ -79,29 +79,8 @@
       expect(JSON.parse(response.body)["patron_group"]).to eq "staff"
     end
 
-    it "allows authenticated users to access patron info and ldap data when desired" do
-      expect(Ldap).to receive(:find_by_netid).with(patron_identifier).and_return(ldap_data: "is here")
-      get :patron_info, params: { patron_id: patron_identifier, ldap: true, format: :json }
-      expect(response).to have_http_status(200)
-      expect(JSON.parse(response.body)).to eq(
-        "netid" => "bbird",
-        "first_name" => "Big",
-        "last_name" => "Bird",
-        "barcode" => "00000000000000",
-        "university_id" => "100000000",
-        "patron_id" => "100000000",
-        "patron_group" => "staff",
-        "patron_group_desc" => "P Faculty & Professional",
-        "campus_authorized" => false,
-        "campus_authorized_category" => "none",
-        "ldap" => { "ldap_data" => "is here" },
-        "active_email" => "bbird@SCRUBBED_princeton.edu"
-      )
-    end
-
     it "allows authenticated users to access just patron info when desired" do
-      expect(Ldap).not_to receive(:find_by_netid)
-      get :patron_info, params: { patron_id: patron_identifier, ldap: 'other', format: :json }
+      get :patron_info, params: { patron_id: patron_identifier, format: :json }
       expect(response).to have_http_status(200)
       expect(JSON.parse(response.body)).to eq(
         "netid" => "bbird",