Fix redirection after login when the referer have params

app/controllers/sessions_controller.rb

@@ -79,7 +79,7 @@ class SessionsController < Devise::SessionsController
       if request.referer.present? && (params['redirect_to_referer'] == 'yes')
         referer_uri = URI(request.referer)
         if referer_uri.host == Gitlab.config.gitlab.host
-          referer_uri.path
+          referer_uri.request_uri
         else
           request.fullpath
         end

changelogs/unreleased/29669-redirect-referer-params.yml

+---
+title: Fix redirection after login when the referer have params
+merge_request:
+author: mhasbini

spec/controllers/sessions_controller_spec.rb

@@ -211,4 +211,20 @@ describe SessionsController do
       end
     end
   end
+
+  describe '#new' do
+    before do
+      @request.env['devise.mapping'] = Devise.mappings[:user]
+    end
+
+    it 'redirects correctly for referer on same host with params' do
+      search_path = '/search?search=seed_project'
+      allow(controller.request).to receive(:referer).
+        and_return('http://%{host}%{path}' % { host: Gitlab.config.gitlab.host, path: search_path })
+
+      get(:new, redirect_to_referer: :yes)
+
+      expect(controller.stored_location_for(:redirect)).to eq(search_path)
+    end
+  end
 end