Add Creative Elements templates and update index files

- Introduced new templates for catalog, checkout, contact, and error pages.
- Implemented caching headers and redirection in index.php files across various directories.
- Enhanced product and layout templates for better integration with Creative Elements.
- Added backoffice header styles and scripts for improved UI/UX in the admin panel.

modules/creativeelements/core/responsive/files/frontend.php

@@ -0,0 +1,157 @@
+<?php
+/**
+ * Creative Elements - live Theme & Page Builder
+ *
+ * @author    WebshopWorks, Elementor
+ * @copyright 2019-2022 WebshopWorks.com & Elementor.com
+ * @license   https://www.gnu.org/licenses/gpl-3.0.html
+ */
+
+namespace CE;
+
+defined('_PS_VERSION_') or die;
+
+use CE\CoreXFilesXBase as Base;
+use CE\CoreXResponsiveXResponsive as Responsive;
+
+class CoreXResponsiveXFilesXFrontend extends Base
+{
+    const META_KEY = 'elementor-custom-breakpoints-files';
+
+    private $template_file;
+
+    /**
+     * @since 2.1.0
+     * @access public
+     */
+    public function __construct($file_name, $template_file = null)
+    {
+        $this->template_file = $template_file;
+
+        parent::__construct($file_name);
+    }
+
+    /**
+     * @since 2.1.0
+     * @access public
+     */
+    public function parseContent()
+    {
+        $breakpoints = Responsive::getBreakpoints();
+
+        $breakpoints_keys = array_keys($breakpoints);
+
+        $file_content = call_user_func('file_get_contents', $this->template_file);
+
+        $file_content = preg_replace_callback('/-width:\s*(767|768|1024|1025)px\s*\)/', function ($placeholder_data) use ($breakpoints_keys, $breakpoints) {
+            $width = (int) $placeholder_data[1];
+            $size = $width < 768 ? 'sm' : ($width < 1025 ? 'md' : 'lg');
+            $breakpoint_index = array_search($size, $breakpoints_keys);
+
+            $is_max_point = 767 === $width || 1024 === $width;
+
+            if ($is_max_point) {
+                $breakpoint_index++;
+            }
+
+            $value = $breakpoints[$breakpoints_keys[$breakpoint_index]];
+
+            if ($is_max_point) {
+                $value--;
+            }
+
+            return "-width:{$value}px)";
+        }, $file_content);
+
+        return $file_content;
+    }
+
+    /**
+     * Load meta.
+     *
+     * Retrieve the file meta data.
+     *
+     * @since 2.1.0
+     * @access protected
+     */
+    protected function loadMeta()
+    {
+        $option = $this->loadMetaOption();
+
+        $file_meta_key = $this->getFileMetaKey();
+
+        if (empty($option[$file_meta_key])) {
+            return [];
+        }
+
+        return $option[$file_meta_key];
+    }
+
+    /**
+     * Update meta.
+     *
+     * Update the file meta data.
+     *
+     * @since 2.1.0
+     * @access protected
+     *
+     * @param array $meta New meta data.
+     */
+    protected function updateMeta($meta)
+    {
+        $option = $this->loadMetaOption();
+
+        $option[$this->getFileMetaKey()] = $meta;
+
+        update_option(static::META_KEY, $option);
+    }
+
+    /**
+     * Delete meta.
+     *
+     * Delete the file meta data.
+     *
+     * @since 2.1.0
+     * @access protected
+     */
+    protected function deleteMeta()
+    {
+        $option = $this->loadMetaOption();
+
+        $file_meta_key = $this->getFileMetaKey();
+
+        if (isset($option[$file_meta_key])) {
+            unset($option[$file_meta_key]);
+        }
+
+        if ($option) {
+            update_option(static::META_KEY, $option);
+        } else {
+            delete_option(static::META_KEY);
+        }
+    }
+
+    /**
+     * @since 2.1.0
+     * @access private
+     */
+    private function getFileMetaKey()
+    {
+        return pathinfo($this->getFileName(), PATHINFO_FILENAME);
+    }
+
+    /**
+     * @since 2.1.0
+     * @access private
+     */
+    private function loadMetaOption()
+    {
+        $option = get_option(static::META_KEY);
+
+        if (!$option) {
+            $option = [];
+        }
+
+        return $option;
+    }
+}

modules/creativeelements/core/responsive/files/index.php

@@ -0,0 +1,8 @@
+<?php
+header('Expires: Thu, 28 Feb 2019 00:00:00 GMT');
+header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
+header('Cache-Control: no-store, no-cache, must-revalidate, max-age=0');
+header('Cache-Control: post-check=0, pre-check=0', false);
+header('Pragma: no-cache');
+header('Location: ../../../../../');
+die;