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pages/index/IndexHandler.php

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+<?php
+
+/**
+ * @file pages/index/IndexHandler.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 IndexHandler
+ *
+ * @ingroup pages_index
+ *
+ * @brief Handle site index requests.
+ */
+
+namespace APP\pages\index;
+
+use APP\core\Application;
+use APP\facades\Repo;
+use APP\journal\JournalDAO;
+use APP\observers\events\UsageEvent;
+use APP\pages\issue\IssueHandler;
+use APP\template\TemplateManager;
+use PKP\config\Config;
+use PKP\db\DAORegistry;
+use PKP\pages\index\PKPIndexHandler;
+use PKP\security\Validation;
+
+class IndexHandler extends PKPIndexHandler
+{
+    //
+    // Public handler operations
+    //
+    /**
+     * If no journal is selected, display list of journals.
+     * Otherwise, display the index page for the selected journal.
+     *
+     * @param array $args
+     * @param \APP\core\Request $request
+     */
+    public function index($args, $request)
+    {
+        $this->validate(null, $request);
+        $journal = $request->getJournal();
+
+        if (!$journal) {
+            $hasNoContexts = null; // Avoid scrutinizer warnings
+            $journal = $this->getTargetContext($request, $hasNoContexts);
+            if ($journal) {
+                // There's a target context but no journal in the current request. Redirect.
+                $request->redirect($journal->getPath());
+            }
+            if ($hasNoContexts && Validation::isSiteAdmin()) {
+                // No contexts created, and this is the admin.
+                $request->redirect(null, 'admin', 'contexts');
+            }
+        }
+
+        $this->setupTemplate($request);
+        $router = $request->getRouter();
+        $templateMgr = TemplateManager::getManager($request);
+        $templateMgr->assign([
+            'highlights' => $this->getHighlights($journal),
+        ]);
+
+        $this->_setupAnnouncements($journal ?? $request->getSite(), $templateMgr);
+        if ($journal) {
+            // Assign header and content for home page
+            $templateMgr->assign([
+                'additionalHomeContent' => $journal->getLocalizedData('additionalHomeContent'),
+                'homepageImage' => $journal->getLocalizedData('homepageImage'),
+                'homepageImageAltText' => $journal->getLocalizedData('homepageImageAltText'),
+                'journalDescription' => $journal->getLocalizedData('description'),
+            ]);
+
+            $issue = Repo::issue()->getCurrent($journal->getId(), true);
+            if (isset($issue) && $journal->getData('publishingMode') != \APP\journal\Journal::PUBLISHING_MODE_NONE) {
+                // The current issue TOC/cover page should be displayed below the custom home page.
+                IssueHandler::_setupIssueTemplate($request, $issue);
+            }
+
+            $templateMgr->display('frontend/pages/indexJournal.tpl');
+            event(new UsageEvent(Application::ASSOC_TYPE_JOURNAL, $journal));
+            return;
+        } else {
+            $journalDao = DAORegistry::getDAO('JournalDAO'); /** @var JournalDAO $journalDao */
+            $site = $request->getSite();
+
+            if ($site->getRedirect() && ($journal = $journalDao->getById($site->getRedirect())) != null) {
+                $request->redirect($journal->getPath());
+            }
+
+            $templateMgr->assign([
+                'pageTitleTranslated' => $site->getLocalizedTitle(),
+                'about' => $site->getLocalizedAbout(),
+                'journalFilesPath' => $request->getBaseUrl() . '/' . Config::getVar('files', 'public_files_dir') . '/journals/',
+                'journals' => $journalDao->getAll(true)->toArray(),
+                'site' => $site,
+            ]);
+            $templateMgr->setCacheability(TemplateManager::CACHEABILITY_PUBLIC);
+            $templateMgr->display('frontend/pages/indexSite.tpl');
+        }
+    }
+}