feat: VivesPOS landing on Winter CMS 1.2 — theme + plugin + Dockerfile

- Base: wintercms/winter branch 1.2 (full framework)
- Theme vivespos: Canvas 7 + Bootstrap 5 CDN, custom CSS
- Layout: deferred GTM/GA4 tracking, JSON-LD SoftwareApplication
- Partials: hero (offline-first), features, modes (offline/nube toggle),
  screenshots, pricing (3 planes), comparison, FAQ, CTA
- Plugin VivesPOS.Site with ContactForm
- Dockerfile: PHP 8.2 Apache, port 80, healthcheck
- Added winter/wn-pages, blog, sitemap, seo plugins
- Active theme set to vivespos

modules/cms/models/MaintenanceSetting.php

@@ -0,0 +1,105 @@
+<?php namespace Cms\Models;
+
+use Model;
+use Cms\Classes\Page;
+use Cms\Classes\Theme;
+use Winter\Storm\Support\Arr;
+use Symfony\Component\HttpFoundation\IpUtils;
+use ApplicationException;
+
+/**
+ * Maintenance mode settings
+ *
+ * @package winter\wn-cms-module
+ * @author Alexey Bobkov, Samuel Georges
+ */
+class MaintenanceSetting extends Model
+{
+    use \Winter\Storm\Database\Traits\Validation;
+
+    /**
+     * @var array Behaviors implemented by this model.
+     */
+    public $implement = [
+        \System\Behaviors\SettingsModel::class
+    ];
+
+    /**
+     * @var string Unique code
+     */
+    public $settingsCode = 'cms_maintenance_settings';
+
+    /**
+     * @var mixed Settings form field defitions
+     */
+    public $settingsFields = 'fields.yaml';
+
+    /**
+     * Validation rules
+     */
+    public $rules = [];
+
+    /**
+     * Initialize the seed data for this model. This only executes when the
+     * model is first created or reset to default.
+     * @return void
+     */
+    public function initSettingsData()
+    {
+        $this->is_enabled = false;
+    }
+
+    public function getCmsPageOptions()
+    {
+        if (!$theme = Theme::getEditTheme()) {
+            throw new ApplicationException('Unable to find the active theme.');
+        }
+
+        return Page::listInTheme($theme)->lists('fileName', 'fileName');
+    }
+
+    /**
+     * Ensure each theme has its own CMS page, store it inside a mapping array.
+     * @return void
+     */
+    public function beforeValidate()
+    {
+        if (!$theme = Theme::getEditTheme()) {
+            throw new ApplicationException('Unable to find the active theme.');
+        }
+
+        $themeMap = $this->getSettingsValue('theme_map', []);
+        $themeMap[$theme->getDirName()] = $this->getSettingsValue('cms_page');
+        $this->setSettingsValue('theme_map', $themeMap);
+    }
+
+    /**
+     * Restore the CMS page found in the mapping array, or disable the
+     * maintenance mode.
+     * @return void
+     */
+    public function afterFetch()
+    {
+        if (
+            ($theme = Theme::getEditTheme())
+            && ($themeMap = array_get($this->value, 'theme_map'))
+            && ($cmsPage = array_get($themeMap, $theme->getDirName()))
+        ) {
+            $this->cms_page = $cmsPage;
+        }
+        else {
+            $this->is_enabled = false;
+        }
+    }
+
+    /**
+     * Check if the provided IP is in the allowed IP list.
+     *
+     * @param string $ip
+     * @return bool
+     */
+    public static function isAllowedIp(string $ip): bool
+    {
+        return IpUtils::checkIp($ip, Arr::pluck(static::get('allowed_ips', []) ?? [], 'ip'));
+    }
+}