refs #17979 [finc] Add Library name suffix to HTML page header

* introduce finc HeadTitle ViewHelper
* use library name instead of empty title

module/finc/src/finc/View/Helper/Root/Factory.php

@@ -208,4 +208,10 @@ class Factory
             empty($externalAccessLinks) ? [] : $externalAccessLinks
         );
     }
+
+    public static function getHeadTitle(ContainerInterface $container)
+    {
+        $config = $container->get('VuFind\Config')->get('config')->Site;
+        return new HeadTitle($config->title ?? '');
+    }
 }

module/finc/src/finc/View/Helper/Root/HeadTitle.php

+<?php
+/**
+ * Head Title view helper
+ *
+ * PHP version 7
+ *
+ * Copyright (C) Leipzig University Library 2020.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category VuFind
+ * @package  View_Helpers
+ * @author   Dorian Merz <merz@ub.uni-leipzig.de>
+ * @license  http://opensource.org/licenses/gpl-2.0.php GNU General Public License
+ * @link     https://vufind.org/wiki/development Wiki
+ */
+namespace finc\View\Helper\Root;
+
+use Zend\View\Helper\HeadTitle as BaseHelper;
+
+/**
+ * Head Title view helper
+ *
+ * @category VuFind
+ * @package  View_Helpers
+ * @author   Dorian Merz <merz@ub.uni-leipzig.de>
+ * @license  http://opensource.org/licenses/gpl-2.0.php GNU General Public License
+ * @link     https://vufind.org/wiki/development Wiki
+ */
+class HeadTitle extends BaseHelper
+{
+    protected $headerSuffix;
+
+    public function __construct($headerSuffix = '')
+    {
+        parent::__construct();
+        if (!empty($headerSuffix)) {
+            $this->headerSuffix = ' - '.$headerSuffix;
+        }
+    }
+
+    public function __invoke($title = null, $setType = null)
+    {
+        $title = $title ? : $this->headerSuffix;
+        return parent::__invoke($title, $setType);
+    }
+}

themes/finc/theme.config.php

@@ -17,6 +17,7 @@ return [
             'recordLink' => 'finc\View\Helper\Root\RecordLink',
             'record' => 'finc\View\Helper\Root\Record',
             'flashmessages' => 'finc\View\Helper\Root\Flashmessages',
+            'headTitle' => 'finc\View\Helper\Root\HeadTitle',
         ],
         'factories' => [
             'finc\View\Helper\Root\BranchInfo' =>
@@ -41,6 +42,8 @@ return [
                 'VuFind\View\Helper\Root\ResultFeedFactory',
             'finc\View\Helper\Root\Flashmessages' =>
                 'VuFind\View\Helper\Root\FlashmessagesFactory',
+            'finc\View\Helper\Root\HeadTitle' =>
+                'finc\View\Helper\Root\Factory::getHeadTitle',
         ]
     ]
 ];