update

application/controllers/DynamicForm.php

@@ -0,0 +1,78 @@
+<?php
+defined('BASEPATH') OR exit('No direct script access allowed');
+
+class DynamicForm extends CI_Controller
+{
+    public function __construct()
+    {
+        parent::__construct();
+
+        // 👉 ICI : chargement de la base de données
+        $this->load->database();
+
+        // chargements nécessaires
+        $this->load->model('Form_fields_model');
+        $this->load->library('form_validation');
+        $this->load->helper(['form', 'url']);
+    }
+
+    public function show($form_key)
+    {
+        $fields = $this->Form_fields_model->get_active_fields($form_key);
+
+        if (empty($fields)) {
+            show_error('Formulaire introuvable', 404);
+        }
+
+        foreach ($fields as $f) {
+            if (!empty($f['rules'])) {
+                $this->form_validation->set_rules(
+                    $f['name'],
+                    $f['label'],
+                    $f['rules']
+                );
+            }
+        }
+
+        $this->load->view('dynamic_form', [
+            'form_key' => $form_key,
+            'fields'   => $fields
+        ]);
+    }
+
+    public function submit($form_key)
+    {
+        $fields = $this->Form_fields_model->get_active_fields($form_key);
+
+        foreach ($fields as $f) {
+            if (!empty($f['rules'])) {
+                $this->form_validation->set_rules(
+                    $f['name'],
+                    $f['label'],
+                    $f['rules']
+                );
+            }
+        }
+
+        if ($this->form_validation->run() === FALSE) {
+            $this->show($form_key);
+            return;
+        }
+
+        // 👇 ICI on sauvegarde
+        $data = [];
+        foreach ($fields as $f) {
+            $name = $f['name'];
+            $data[$name] = $this->input->post($name);
+        }
+
+        $this->db->insert('form_data_test', [
+            'form_key' => $form_key,
+            'data'     => json_encode($data, JSON_UNESCAPED_UNICODE)
+        ]);
+
+        echo 'OK : données sauvegardées';
+        exit;
+    }
+
+}