Individual fields support for The Newsletter Plugin's integration for WP Forms

newsletter-wpforms.patch

diff -Nur newsletter-wpforms.orig/edit.php newsletter-wpforms/edit.php
--- newsletter-wpforms.orig/edit.php	2020-06-09 10:23:33.269629335 +0200
+++ newsletter-wpforms/edit.php	2020-06-09 11:47:12.719762440 +0200
@@ -117,6 +117,42 @@
                     </td>
                 </tr>
 
+                <tr valign="top">
+                    <th>Extra profile fields</th>
+                    <td>
+                        <?php
+                        // Use an API for this
+                        $options_profile = get_option('newsletter_profile');
+                        ?>
+                        <table style="width: auto">
+                            <thead>
+                                <tr>
+                                    <th>
+                                        Newsletter field
+                                    </th>
+                                    <th>
+                                        Form field
+                                    </th>
+                                </tr>
+                            </thead>
+                            <tbody>
+
+                                <?php
+                                for ($i = 1; $i <= NEWSLETTER_PROFILE_MAX; $i++) {
+                                    if (empty($options_profile['profile_' . $i])) {
+                                        continue;
+                                    }
+                                    echo '<tr><td>' . esc_html($options_profile['profile_' . $i]) . '</td><td>';
+
+                                    $controls->select('profile_' . $i, $fields, 'Select...');
+                                    echo '</td></tr>';
+                                }
+                                ?>
+                            </tbody>
+                        </table>
+                    </td>
+                </tr>
+
                 <tr>
                     <th>Add subscribers to these lists</th>
                     <td><?php $controls->preferences() ?></td>
diff -Nur newsletter-wpforms.orig/plugin.php newsletter-wpforms/plugin.php
--- newsletter-wpforms.orig/plugin.php	2020-06-09 10:23:33.269629335 +0200
+++ newsletter-wpforms/plugin.php	2020-06-09 15:42:48.348617204 +0200
@@ -80,11 +80,23 @@
                 $_REQUEST['ns'] = stripslashes($flat_fields[$form_options['surname']]);
             }
 
+
             $user = NewsletterSubscription::instance()->subscribe();
 
-            //var_dump($user);
-            // Pre-assigned lists for this form
             $user = array('id' => $user->id);
+
+            // Extra profiles
+            for ($i = 1; $i <= NEWSLETTER_PROFILE_MAX; $i++) {
+                if (empty($form_options['profile_' . $i])) {
+                    continue;
+                }
+                $form_field = $form_options['profile_' . $i];
+                if (!isset($flat_fields[$form_field]))
+                    continue;
+                $value = $flat_fields[$form_field];
+                $user['profile_' . $i] = stripslashes($value);
+            }
+            // Pre-assigned lists for this form
             for ($i = 1; $i <= NEWSLETTER_LIST_MAX; $i++) {
 
                 if (empty($form_options['preferences_' . $i])) {