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class/smarty_plugins/function.get_session_value.php

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+<?php
+
+/*
+ * Smarty plugin
+ * -------------------------------------------------------------
+ * Type:     function
+ * Name:     get_session_value
+ * Purpose:  returns value stored in session
+ * -------------------------------------------------------------
+ */
+
+use KupShop\KupShopBundle\Util\Compat\ServiceContainer;
+
+function smarty_function_get_session_value($params, &$smarty)
+{
+    /** @var \Symfony\Component\HttpFoundation\Session\Session $session */
+    $session = ServiceContainer::getService('session');
+
+    $type = null;
+    $result = null;
+    $multiple = null;
+    $remove = null;
+
+    extract($params);
+
+    if (empty($type)) {
+        trigger_error("Chybějící parametr 'type'");
+    }
+
+    switch ($type) {
+        case 'added_to_cart':
+            $addedToCart = $session->get('addedToCart');
+            if ($addedToCart) {
+                $session->remove('addedToCart');
+
+                $ids = array_map(f_field('id_cart'), $addedToCart['items']);
+
+                $result = CartItem::createFromSpec(\Query\Operator::inIntArray($ids, 'id'));
+
+                foreach ($result as &$item) {
+                    $item->pieces_added = $addedToCart['items'][$item['id']]['quantity'];
+                }
+
+                if (!$multiple) {
+                    $result = reset($result);
+                }
+            }
+            break;
+        case 'user_messages':
+            static $flash_messages = null;
+            if (is_null($flash_messages)) {
+                $flash_messages = [];
+                foreach ($session->getFlashBag()->all() as $type => $msg) {
+                    foreach ($msg as $message) {
+                        $flash_messages[] = array_merge(['severity' => $type], $message);
+                    }
+                }
+            }
+
+            $result = $flash_messages;
+
+            break;
+        case 'added_to_favorites':
+            $type = 'addedToFavorites';
+            $remove = true;
+            // no break
+        default:
+            $result = $session->get($type);
+
+            if ($remove && $result) {
+                $session->remove($type);
+            }
+    }
+
+    if (!empty($params['assign'])) {
+        $smarty->assign($params['assign'], $result);
+    } else {
+        return $result;
+    }
+}