update

override/modules/ybc_blog/controllers/front/blog.php

@@ -0,0 +1,38 @@
+<?php
+/**
+ * Page Cache Ultimate, Page Cache standard and Speed pack are powered by Jpresta (jpresta . com)
+ *
+ * @author    Jpresta
+ * @copyright Jpresta
+ * @license   See the license of this module in file LICENSE.txt, thank you.
+ */
+
+if (!defined('_PS_VERSION_'))
+	exit;
+
+/**
+ * Implements getJprestaModelObjectClassName() and getJprestaModelObjectId() to enable the HTML cache provided by the
+ * module Page Cache Ultimate created by jpresta.com
+ */
+class Ybc_blogBlogModuleFrontControllerOverride extends Ybc_blogBlogModuleFrontController
+{
+    /**
+     * @return string The ObjectModel class name to be used by Page Cache Ultimate module to refresh the cache of pages generated by this controller
+     */
+    public static function getJprestaModelObjectClassName()
+    {
+        return 'Ybc_blog_post_class';
+    }
+
+    /**
+     * @return int|null The ID of the current ObjectModel (if any) to be used by Page Cache Ultimate module to refresh the cache of pages generated by this controller
+     */
+    public function getJprestaModelObjectId()
+    {
+        $id_post = (int)Tools::getValue('id_post');
+        if (!$id_post && ($post_url_alias = Tools::getValue('post_url_alias')) && Validate::isLinkRewrite($post_url_alias)) {
+            $id_post = (int)Ybc_blog_post_class::getIDPostByUrlAlias($post_url_alias, $this->context->language->id);
+        }
+        return $id_post;
+    }
+}