refs #7624 implementation of AllowFacetValue in SideFacets.phtml in finc View/Helper

* enable only a whitelist of facet value to display
* realized in View/Helper/Root for all instances
* configuration facets.ini

local/config/vufind/facets.ini

@@ -220,6 +220,12 @@ facet_limit      = 20
 [HideFacetValue]
 ;format[] = "Book"
 
+; Allow only a defined set of facets to be displayed to the user as a kind of
+; whitelist.
+; Use facet field names as keys and untranslated facet values as values.
+[AllowFacetValue]
+;format[] = "Book"
+
 ; Added for finc project
 ; Array of stricter facets hiding to diminsh displaying
 ; facet contents by starting searching.

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

@@ -132,4 +132,19 @@ class Factory
             isset($config->General) ? $config : null
         );
     }
+
+    /**
+     * Construct the SideFacet helper.
+     *
+     * @param ServiceManager $sm Service manager.
+     *
+     * @return SideFacet
+     */
+    public static function getSideFacet(ServiceManager $sm)
+    {
+        return new SideFacet(
+            $sm->getServiceLocator()->get('VuFind\Config')->get('facets')
+        );
+    }
+
 }

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

+<?php
+/**
+ * Side facet view helper
+ *
+ * PHP version 5
+ *
+ * Copyright (C) Villanova University 2010.
+ * Copyright (C) Leipzig University Library 2016.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * @category VuFind
+ * @package  View_Helpers
+ * @author   Demian Katz <demian.katz@villanova.edu>
+ * @author   Frank Morgner <morgnerf@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;
+
+/**
+ * Permissions view helper
+ *
+ * @category VuFind
+ * @package  View_Helpers
+ * @author   Demian Katz <demian.katz@villanova.edu>
+ * @author   Frank Morgner <morgnerf@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 SideFacet extends \Zend\View\Helper\AbstractHelper
+{
+    /**
+     * VuFind configuration
+     *
+     * @var \Zend\Config\Config
+     */
+    protected $config;
+
+    /**
+     * Constructor
+     *
+     * @param \Zend\Config\Config $config VuFind configuration
+     * @access public
+     */
+    public function __construct($config = null)
+    {
+        $this->config = $config;
+    }
+
+    /**
+     * Checks whether the user is logged in.
+     *
+     * @param array $sideFacets List of side facets
+     *
+     * @return array            Filtered side facets
+     * @access public
+     */
+    public function displayAllowedFacetValues($sideFacets)
+    {
+        if (!isset($this->config->AllowFacetValue) ||
+            count($this->config->AllowFacetValue) == 0
+        ) {
+            return $sideFacets;
+        }
+        foreach ($this->config->AllowFacetValue as $label => $values) {
+            if (isset($sideFacets[$label])) {
+                foreach ($sideFacets[$label]['list'] as $key => &$item) {
+                    if (!in_array($item['value'], $values->toArray())) {
+                        unset($sideFacets[$label]['list'][$key]);
+                    }
+                }
+            }
+        }
+        return $sideFacets;
+    }
+}

themes/finc/theme.config.php

@@ -17,6 +17,7 @@ return array(
             'citation' => 'finc\View\Helper\Root\Factory::getCitation',
             'openurl' => 'finc\View\Helper\Root\Factory::getOpenUrl',
             'branchinfo' => 'finc\View\Helper\Root\Factory::getBranchInfo',
+            'sidefacet' => 'finc\View\Helper\Root\Factory::getSideFacet'
         ),
         'invokables' => array(
             'resultfeed' => 'finc\View\Helper\Root\ResultFeed'