load->model('Form_model') }public function submit() { if (!$this->session->userdata('logged_in')) { // If not logged in, redirect to login page redirect('users/login'); } $form_data = json_decode($this->input->raw_input_stream, true); $this->load->model('Form_model'); if ($this->Form_model->save_form($form_data)) { $response = array('status' => 'success', 'message' => 'Form submitted successfully.'); } else { $response = array('status' => 'error', 'message' => 'Error submitting form.'); } echo json_encode($response); } public function view($form_id) { $data['title'] = $this->Form_model->get_form_title($form_id); if ($data['title'] === null) { show_404(); // Show 404 if form_id is invalid } $this->load->view('templates/forms_ui', $data); } }