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plugins/generic/staticPages/StaticPagesHandler.php

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+<?php
+
+/**
+ * @file StaticPagesHandler.php
+ *
+ * Copyright (c) 2014-2020 Simon Fraser University
+ * Copyright (c) 2003-2020 John Willinsky
+ * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
+ *
+ * @package plugins.generic.staticPages
+ *
+ * @class StaticPagesHandler
+ *
+ * @brief Find static page content and display it when requested.
+ */
+
+namespace APP\plugins\generic\staticPages;
+
+use APP\core\Application;
+use APP\plugins\generic\staticPages\classes\StaticPage;
+use APP\template\TemplateManager;
+use PKP\core\PKPRequest;
+use PKP\security\Role;
+
+class StaticPagesHandler extends \APP\handler\Handler
+{
+    /** @var StaticPagesPlugin The static pages plugin */
+    protected $plugin;
+
+    /** @var StaticPage The static page to view */
+    protected $staticPage;
+
+    public function __construct(StaticPagesPlugin $plugin, StaticPage $staticPage)
+    {
+        $this->plugin = $plugin;
+        $this->staticPage = $staticPage;
+    }
+
+    /**
+     * Handle index request (redirect to "view")
+     *
+     * @param array $args Arguments array.
+     * @param PKPRequest $request Request object.
+     */
+    public function index($args, $request)
+    {
+        $request->redirect(null, null, 'view', $request->getRequestedOp());
+    }
+
+    /**
+     * Handle view page request (redirect to "view")
+     *
+     * @param array $args Arguments array.
+     * @param PKPRequest $request Request object.
+     */
+    public function view($args, $request)
+    {
+        $path = array_shift($args);
+        $context = $request->getContext();
+
+        // Ensure that if we're previewing, the current user is a manager or admin.
+        $roles = $this->getAuthorizedContextObject(Application::ASSOC_TYPE_USER_ROLES);
+        if (!$this->staticPage->getId() && count(array_intersect([Role::ROLE_ID_MANAGER, Role::ROLE_ID_SITE_ADMIN], $roles)) == 0) {
+            fatalError('The current user is not permitted to preview.');
+        }
+
+        // Assign the template vars needed and display
+        $templateMgr = TemplateManager::getManager($request);
+        $this->setupTemplate($request);
+        $templateMgr->assign('title', $this->staticPage->getLocalizedTitle());
+
+        $vars = [];
+        if ($context) {
+            $vars = [
+                '{$contactName}' => $context->getData('contactName'),
+                '{$contactEmail}' => $context->getData('contactEmail'),
+                '{$supportName}' => $context->getData('supportName'),
+                '{$supportPhone}' => $context->getData('supportPhone'),
+                '{$supportEmail}' => $context->getData('supportEmail'),
+            ];
+        }
+        $templateMgr->assign('content', strtr($this->staticPage->getLocalizedContent(), $vars));
+
+        $templateMgr->display($this->plugin->getTemplateResource('content.tpl'));
+    }
+}