Une première version d'une version permettant d'avoir des templates différents suivant la langue.

A creuser mais peut-être pas besoin de TemplateSwitcher et de CustomSwitchTemplate, et qu'il suffirait de rajouter juste du Smarty dans layout.tpl et index.html

local/modules/TemplateSwitcher/Template/SessionTemplateHelper.php

@@ -0,0 +1,174 @@
+<?php
+/*************************************************************************************/
+/*      This file is part of the Thelia package.                                     */
+/*                                                                                   */
+/*      Copyright (c) OpenStudio                                                     */
+/*      email : dev@thelia.net                                                       */
+/*      web : http://www.thelia.net                                                  */
+/*                                                                                   */
+/*      For the full copyright and license information, please view the LICENSE.txt  */
+/*      file that was distributed with this source code.                             */
+/*************************************************************************************/
+
+/**
+ * @author Franck Allimant <franck@cqfdev.fr>
+ * Creation date: 26/03/2015 16:36
+ */
+namespace TemplateSwitcher\Template;
+
+use Symfony\Component\Finder\Finder;
+use Symfony\Component\HttpFoundation\RequestStack;
+use TemplateSwitcher\TemplateSwitcher;
+use Thelia\Core\Template\TemplateDefinition;
+use Thelia\Core\Template\TheliaTemplateHelper;
+use Thelia\Core\Translation\Translator;
+
+class SessionTemplateHelper extends TheliaTemplateHelper
+{
+    /** @var  RequestStack */
+    protected $requestStack;
+
+    protected $translationsLoaded = false;
+
+    /**
+     * SessionTheliaTemplateHelper constructor.
+     * @param RequestStack $requestStack
+     */
+    public function __construct(RequestStack $requestStack)
+    {
+        $this->requestStack = $requestStack;
+    }
+
+    /**
+     * Check if a template definition is the current active template
+     *
+     * @param  TemplateDefinition $tplDefinition
+     * @return bool               true is the given template is the active template
+     */
+    public function isActive(TemplateDefinition $tplDefinition)
+    {
+        return $tplDefinition->getName() === $this->getSessionTplName(TemplateSwitcher::getActiveTemplateVarName($tplDefinition->getType()));
+    }
+
+    /**
+     * @return TemplateDefinition
+     * @throws \Exception
+     */
+    public function getActiveFrontTemplate()
+    {
+        return $this->getActiveTemplate(
+            TemplateDefinition::FRONT_OFFICE,
+            parent::getActiveFrontTemplate()
+        );
+    }
+
+    /**
+     * @return TemplateDefinition
+     * @throws \Exception
+     */
+    public function getActiveMailTemplate()
+    {
+        return $this->getActiveTemplate(
+            TemplateDefinition::EMAIL,
+            parent::getActiveMailTemplate()
+        );
+    }
+
+    /**
+     * @return TemplateDefinition
+     * @throws \Exception
+     */
+    public function getActivePdfTemplate()
+    {
+        return $this->getActiveTemplate(
+            TemplateDefinition::PDF,
+            parent::getActivePdfTemplate()
+        );
+    }
+
+    /**
+     * @return TemplateDefinition
+     * @throws \Exception
+     */
+    public function getActiveAdminTemplate()
+    {
+        return $this->getActiveTemplate(
+            TemplateDefinition::BACK_OFFICE,
+            parent::getActiveAdminTemplate()
+        );
+    }
+
+    /**
+     * @param $templateType
+     * @param $templateVar
+     * @param $default
+     * @return TemplateDefinition
+     * @throws \Exception
+     */
+    protected function getActiveTemplate($templateType, $default)
+    {
+        static $activeTemplateCache = [];
+
+        if (null === $sessionTplName = $this->getSessionTplName(TemplateSwitcher::getActiveTemplateVarName($templateType))) {
+            return $default;
+        }
+
+        if (! isset($activeTemplateCache[$templateType])) {
+            $tplDef = new TemplateDefinition(
+                $sessionTplName,
+                $templateType
+            );
+
+            // Etre sur de charger les ressources de langue de ce template, et des templates parent
+            if (!$this->translationsLoaded) {
+                /** @var TemplateDefinition $parentTemplate */
+                foreach ($tplDef->getParentList() as $parentTemplate) {
+                    $this->loadTranslation($parentTemplate->getAbsoluteI18nPath(), $parentTemplate->getTranslationDomain());
+                }
+
+                $this->loadTranslation($tplDef->getAbsoluteI18nPath(), $tplDef->getTranslationDomain());
+
+                $this->translationsLoaded = true;
+            }
+
+            if (!is_dir($tplDef->getAbsolutePath())) {
+                throw new \InvalidArgumentException("Template directory '$sessionTplName' not found.");
+            }
+
+            $activeTemplateCache[$templateType] = $tplDef;
+        }
+
+        return $activeTemplateCache[$templateType];
+    }
+
+    protected function getSessionTplName($templateVar)
+    {
+        $request = $this->requestStack->getCurrentRequest();
+
+        // Request maybe null when the container is built.
+        if (null === $request) {
+            return null;
+        }
+
+        return $request->getSession()->get($templateVar, null);
+    }
+
+    private function loadTranslation($directory, $domain)
+    {
+        try {
+            $finder = Finder::create()
+                ->files()
+                ->depth(0)
+                ->in($directory);
+
+            /** @var \DirectoryIterator $file */
+            foreach ($finder as $file) {
+                list($locale, $format) = explode('.', $file->getBaseName(), 2);
+
+                Translator::getInstance()->addResource($format, $file->getPathname(), $locale, $domain);
+            }
+        } catch (\InvalidArgumentException $ex) {
+            // Ignore missing I18n directories
+        }
+    }
+}