aggiunta firma circolari

site/src/Model/CircolareModel.php

@@ -1,10 +1,12 @@
 <?php
+
 namespace Pcrt\Component\Circolari\Site\Model;
 
 \defined('_JEXEC') or die;
 
 use Joomla\CMS\MVC\Model\ItemModel;
 use Joomla\CMS\Factory;
+use Joomla\CMS\User\UserHelper;
 
 class CircolareModel extends ItemModel
 {
@@ -55,23 +57,90 @@ class CircolareModel extends ItemModel
 
         return $row ?: null;
     }
-}
 
+    public function getBottoniFirma(int $firmatipoId): array
+    {
+        $buttons = []; // <- sempre inizializzato
 
-/**
- * Incrementa gli hits della circolare.
- */
-public function hit($pk = null)
-{
-    $pk = $pk ?: (int) $this->getState($this->getName() . '.id');
-    if (!$pk) {
-        return false;
+        if ($firmatipoId <= 0) {
+            return $buttons;
+        }
+
+        $db = Factory::getContainer()->get('DatabaseDriver');
+
+        // 1) Tabella relazionale
+        $q = $db->getQuery(true)
+            ->select($db->quoteName(['id', 'label']))
+            ->from($db->quoteName('#__circolari_firmetipi_bottoni'))
+            ->where($db->quoteName('firmatipo_id') . ' = ' . (int) $firmatipoId)
+            ->order($db->escape('ordering ASC, id ASC'));
+        $db->setQuery($q);
+        $buttons = (array) $db->loadObjectList();
+
+        // 2) Fallback JSON
+        if (!$buttons) {
+            $q2 = $db->getQuery(true)
+                ->select($db->quoteName('bottoni_firma'))
+                ->from($db->quoteName('#__circolari_firmetipi'))
+                ->where($db->quoteName('id') . ' = ' . (int) $firmatipoId);
+            $db->setQuery($q2);
+            $json = (string) $db->loadResult();
+
+            if ($json) {
+                $rows = json_decode($json, true) ?: [];
+                foreach ($rows as $r) {
+                    $label = trim((string) ($r['etichetta'] ?? ''));
+                    if ($label !== '') {
+                        $buttons[] = (object) ['id' => 0, 'label' => $label];
+                    }
+                }
+            }
+        }
+
+        return $buttons;
+    }
+
+    public function userCanFirmare(int $circolareId, ?int $userId = null): bool
+    {
+        $user = Factory::getUser($userId);
+        if ($user->guest) {
+            return false;
+        }
+
+        // Gruppi (inclusa ereditarietà). In J4/J5 puoi usare UserHelper::getUserGroups
+        $userGroups = array_map('intval', UserHelper::getUserGroups($user->id));
+        if (!$userGroups) {
+            return false;
+        }
+
+        $db = Factory::getContainer()->get('DatabaseDriver');
+
+        $q = $db->getQuery(true)
+            ->select('COUNT(*)')
+            ->from($db->quoteName('#__circolari_usergroups'))
+            ->where($db->quoteName('circolare_id') . ' = ' . (int) $circolareId)
+            ->where($db->quoteName('usergroup_id') . ' IN (' . implode(',', $userGroups) . ')');
+
+        $db->setQuery($q);
+        return ((int) $db->loadResult()) > 0;
+    }
+
+
+    /**
+     * Incrementa gli hits della circolare.
+     */
+    public function hit($pk = null)
+    {
+        $pk = $pk ?: (int) $this->getState($this->getName() . '.id');
+        if (!$pk) {
+            return false;
+        }
+        $db = $this->getDatabase();
+        $query = $db->getQuery(true)
+            ->update($db->quoteName('#__circolari'))
+            ->set($db->quoteName('hits') . ' = ' . $db->quoteName('hits') . ' + 1')
+            ->where($db->quoteName('id') . ' = ' . (int)$pk);
+        $db->setQuery($query)->execute();
+        return true;
     }
-    $db = $this->getDatabase();
-    $query = $db->getQuery(true)
-        ->update($db->quoteName('#__circolari'))
-        ->set($db->quoteName('hits') . ' = ' . $db->quoteName('hits') . ' + 1')
-        ->where($db->quoteName('id') . ' = ' . (int)$pk);
-    $db->setQuery($query)->execute();
-    return true;
 }