capture submission query string

app/controllers/submissions_controller.rb

@@ -150,7 +150,7 @@ def set_form
 
   def submission_params
     permitted_fields = @form.questions.collect(&:answer_field)
-    permitted_fields << %i[language location_code referer hostname page fba_directive]
+    permitted_fields << %i[language location_code referer hostname page query_string fba_directive]
     params.require(:submission).permit(permitted_fields)
   end
 

app/models/form.rb

@@ -629,6 +629,7 @@ def hashed_fields_for_export
       archived: 'Archived',
       flagged: 'Flagged',
       page: 'Page',
+      query_string: 'Query string',
       hostname: 'Hostname',
       referer: 'Referrer',
       created_at: 'Created At',

app/models/submission.rb

@@ -58,6 +58,7 @@ def validate_custom_form
     answered_questions.delete('user_agent')
     answered_questions.delete('hostname')
     answered_questions.delete('page')
+    answered_questions.delete('query_string')
     answered_questions.delete('ip_address')
     answered_questions.delete('language')
     answered_questions.delete('referer')

app/serializers/submission_serializer.rb

@@ -8,6 +8,7 @@ class SubmissionSerializer < ActiveModel::Serializer
              :referer,
              :hostname,
              :page,
+             :query_string,
              :user_agent,
              :answer_01,
              :answer_02,

app/views/admin/submissions/show.html.erb

@@ -155,6 +155,14 @@
               <%= sanitize(@submission.page) %>
             </td>
           </tr>
+          <tr>
+            <td>
+              Query string
+            </td>
+            <td>
+              <%= sanitize(@submission.query_string) %>
+            </td>
+          </tr>
           <tr>
             <td>
               Referer

app/views/components/widget/_fba.js.erb

@@ -537,6 +537,7 @@ function FBAform(d, N) {
 			params["referer"] = d.referrer;
 			params["hostname"] = N.location.hostname;
 			params["page"] = N.location.pathname;
+			params["query_string"] = N.location.search;
 			params["location_code"] = form.querySelector("#fba_location_code") ? form.querySelector("#fba_location_code").value : null;
 			params["fba_directive"] = form.querySelector("#fba_directive") ? form.querySelector("#fba_directive").value : null;
 			params["language"] = "en";

db/migrate/20250110215441_add_querystring_to_submissions.rb

@@ -0,0 +1,5 @@
+class AddQuerystringToSubmissions < ActiveRecord::Migration[7.2]
+  def change
+    add_column :submissions, :query_string, :text, default: nil, limit: 2048
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.2].define(version: 2024_12_19_001513) do
+ActiveRecord::Schema[7.2].define(version: 2025_01_10_215441) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -650,6 +650,7 @@
     t.string "hostname"
     t.string "tags", default: [], array: true
     t.integer "spam_score", default: 0
+    t.text "query_string"
     t.index ["created_at"], name: "index_submissions_on_created_at"
     t.index ["flagged"], name: "index_submissions_on_flagged"
     t.index ["form_id"], name: "index_submissions_on_form_id"

spec/features/touchpoints_spec.rb

@@ -466,7 +466,9 @@
 
           # Asserting against the database/model directly here isn't ideal.
           # An alternative is to send location_code back to the client and assert against it
-          expect(Submission.last.location_code).to eq 'TEST_LOCATION_CODE'
+          last_submission = Submission.last
+          expect(last_submission.location_code).to eq('TEST_LOCATION_CODE')
+          expect(last_submission.query_string).to eq("?location_code=TEST_LOCATION_CODE")
         end
       end
     end

spec/models/form_spec.rb

@@ -65,6 +65,7 @@
           :archived,
           :flagged,
           :page,
+          :query_string,
           :hostname,
           :referer,
           :created_at,