first commit

lib/pkp/controllers/grid/languages/form/InstallLanguageForm.php

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+<?php
+
+/**
+ * @file controllers/grid/languages/form/InstallLanguageForm.php
+ *
+ * Copyright (c) 2014-2021 Simon Fraser University
+ * Copyright (c) 2003-2021 John Willinsky
+ * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
+ *
+ * @class InstallLanguageForm
+ *
+ * @ingroup controllers_grid_languages_form
+ *
+ * @brief Form for installing languages.
+ */
+
+namespace PKP\controllers\grid\languages\form;
+
+use APP\core\Application;
+use APP\template\TemplateManager;
+use PKP\db\DAORegistry;
+use PKP\facades\Locale;
+use PKP\form\Form;
+use PKP\i18n\LocaleMetadata;
+use PKP\site\SiteDAO;
+
+class InstallLanguageForm extends Form
+{
+    /**
+     * Constructor.
+     */
+    public function __construct()
+    {
+        parent::__construct('controllers/grid/languages/installLanguageForm.tpl');
+    }
+
+    //
+    // Overridden methods from Form.
+    //
+    /**
+     * @copydoc Form::initData()
+     */
+    public function initData()
+    {
+        parent::initData();
+
+        $request = Application::get()->getRequest();
+        $site = $request->getSite();
+        $this->setData('installedLocales', $site->getInstalledLocales());
+    }
+
+    /**
+     * @copydoc Form::fetch()
+     *
+     * @param null|mixed $template
+     */
+    public function fetch($request, $template = null, $display = false)
+    {
+        $allLocales = Locale::getFormattedDisplayNames(null, null, LocaleMetadata::LANGUAGE_LOCALE_WITH, false);
+        $installedLocales = $this->getData('installedLocales');
+        $notInstalledLocales = array_diff(array_keys($allLocales), $installedLocales);
+
+        $templateMgr = TemplateManager::getManager($request);
+        $templateMgr->assign([
+            'allLocales' => $allLocales,
+            'notInstalledLocales' => $notInstalledLocales,
+        ]);
+
+        return parent::fetch($request, $template, $display);
+    }
+
+    /**
+     * @copydoc Form::readInputData()
+     */
+    public function readInputData()
+    {
+        parent::readInputData();
+
+        $request = Application::get()->getRequest();
+        $localesToInstall = $request->getUserVar('localesToInstall');
+        $this->setData('localesToInstall', $localesToInstall);
+    }
+
+    /**
+     * @copydoc Form::execute()
+     */
+    public function execute(...$functionArgs)
+    {
+        $request = Application::get()->getRequest();
+        $site = $request->getSite();
+        $localesToInstall = $this->getData('localesToInstall');
+
+        parent::execute(...$functionArgs);
+
+        if (isset($localesToInstall) && is_array($localesToInstall)) {
+            $installedLocales = $site->getInstalledLocales();
+            $supportedLocales = $site->getSupportedLocales();
+
+            foreach ($localesToInstall as $locale) {
+                if (Locale::isLocaleValid($locale) && !in_array($locale, $installedLocales)) {
+                    array_push($installedLocales, $locale);
+                    // Activate/support by default.
+                    if (!in_array($locale, $supportedLocales)) {
+                        array_push($supportedLocales, $locale);
+                    }
+                    Locale::installLocale($locale);
+                }
+            }
+
+            $site->setInstalledLocales($installedLocales);
+            $site->setSupportedLocales($supportedLocales);
+            $siteDao = DAORegistry::getDAO('SiteDAO'); /** @var SiteDAO $siteDao */
+            $siteDao->updateObject($site);
+        }
+    }
+}