Major search changes. Filters + ordering + solr + TYPO3 v10 compatability

Classes/Controller/SearchController.php

@@ -2,22 +2,20 @@
 
 namespace Lu\LuSearch\Controller;
 
-use HDNET\Calendarize\ViewHelpers\Link\AbstractLinkViewHelper;
 use Lu\LuApi\DataSources\SolrSearch;
+use Lu\LuSearch\Domain\Model\Results;
 use Lu\LuSearch\Helpers\DataHelper;
+use TYPO3\CMS\Beuser\Domain\Model\BackendUser;
+use TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
 use TYPO3\CMS\Core\Context\Context;
 use TYPO3\CMS\Core\Database\ConnectionPool;
 use TYPO3\CMS\Core\Exception\SiteNotFoundException;
 use TYPO3\CMS\Core\Page\PageRenderer;
-use TYPO3\CMS\Core\Resource\File;
-use TYPO3\CMS\Core\Resource\FileReference;
 use TYPO3\CMS\Core\Resource\FileRepository;
-use TYPO3\CMS\Core\Resource\ResourceStorage;
 use TYPO3\CMS\Core\Site\SiteFinder;
 use TYPO3\CMS\Core\Utility\GeneralUtility;
 use TYPO3\CMS\Extbase\Mvc\Controller\ActionController;
 use TYPO3\CMS\Extbase\Mvc\Web\Routing\UriBuilder;
-use TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer;
 
 /**
  * Class SearchController
@@ -67,19 +65,12 @@ class SearchController extends ActionController
      */
     private $currentPage;
 
-    /**
-     * Filter array
-     *
-     * @var array
-     */
-    private $filter;
-
     /**
      * Define pagination limit
      *
      * @var int
      */
-    private $limit = 25;
+    private $limit = 10;
 
     /**
      * Parent IDs
@@ -122,25 +113,39 @@ class SearchController extends ActionController
         // Pre-define variables
         $data    = [];
         $request = $_REQUEST;
+        $currentPage = $request["tx_lusearch_pi1"]['@widget_0']['currentPage'];
 
-        if (empty($request['query'])) {
-            $request = $this->request->getArguments();
+        // Check queries
+        if (empty($request)) {
+            $request     = $this->request->getArguments();
+            $currentPage = $this->request->getArguments()['@widget_0']['currentPage'];
+        }
+
+        // Set order
+        $request['orderBy'] = !empty($request['orderBy']) ? $request['orderBy'] : 'default';
+
+        // Clear filter
+        if (!empty($request['filter'])) {
+            foreach ($request['filter'] as &$filter) {
+                $filter = array_unique($filter);
+            }
         }
 
-        // Find pagetree if limit set
+        // Find page tree if limit set
         if ($this->settings['limitToDomain']) {
             // Get page record for tree starting point
-            $this->parentIDs = $this->buildTree($this->getParentSite($GLOBALS['TSFE']->id)->getRootPageId());
+            $this->parentIDs = @$this->buildTree($this->getParentSite($GLOBALS['TSFE']->id)->getRootPageId());
         }
 
         // Get current page @FIXME There has to be a better way!
-        $this->currentPage = !empty($request['@widget_0']['currentPage']) ? (int)$request['@widget_0']['currentPage'] : 1;
+        $this->currentPage = !empty($currentPage) ? (int)$currentPage : 1;
 
         // Fetch data from SOLR
         $cleanQuery = strip_tags($request['query']);
         $cleanQuery = strlen($cleanQuery) >= 3 ? $cleanQuery : '';
         if ($cleanQuery) {
-            $data = $this->listResults($cleanQuery);
+            $data       = $this->listResults($request);
+            $dataFacets = $this->listResults($request, true);
         }
 
         // Add highlighting
@@ -156,7 +161,6 @@ class SearchController extends ActionController
                 $singleTranslate = true;
             }
 
-
             // Add paginate object
             $data['paginate'] = [];
             for ($k = 0; $k < $numRows; $k++) {
@@ -169,13 +173,20 @@ class SearchController extends ActionController
 
         // Assign variables
         $this->view->assign('query', $cleanQuery);
+        $this->view->assign('orderBy', $request['orderBy']);
         $this->view->assign('currentPage', $this->currentPage);
         $this->view->assign('singleTranslate', $singleTranslate);
         $this->view->assign('pageId', $GLOBALS['TSFE']->id);
         $this->view->assign('language', $this->language);
         $this->view->assign('newsPageId', $this->language);
+        $this->view->assign('pageLimit', $this->limit);
 
         // Assign final data element to view
+        $this->view->assign('visual', $this->getVisualsFilter($request['filter']));
+        $this->view->assign('filters', $request['filter']);
+        $facets = $this->convertFacets($dataFacets['facet_fields'] ?? []);
+        $this->view->assign('facets', $facets);
+
         $this->view->assign('data', $data);
     }
 
@@ -188,16 +199,29 @@ class SearchController extends ActionController
      *
      * @param $query
      */
-    private function listResults($query)
+    private function listResults($request, $withFacets = false)
     {
         // Pre-set models and values
         $dataHelper = new DataHelper();
+        $query      = $request['query'];
+        $orderBy    = $request['orderBy'];
 
         // Search in SOLR
         $solr = new SolrSearch();
         $solr->setLimit($this->limit);
         $solr->setOffset(($this->currentPage - 1) * $this->limit);
-        $solr->setHighlight("<span class=\"searchResults__searchTerm\">|</span>");
+        if ($withFacets) {
+            $solr->useFacets(true);
+        } else {
+            $solr->setHighlight("<span class=\"searchResults__searchTerm\">|</span>");
+        }
+
+        // Check facet call
+        if (!empty($request['filter'])) {
+            foreach ($request['filter'] as $name => $value) {
+                $solr->setFacetFilter($name, $value);
+            }
+        }
 
         // Set filters
         $filters = ['title:"'.$query.'"', 'author:"'.$query.'"', 'body:"'.$query.'"'];
@@ -217,14 +241,17 @@ class SearchController extends ActionController
 //        if ($this->settings['searchContacts']) {
 //            $types[] = 'type:contact';
 //        }
-        if ($this->settings['searchEvents']) {
-            $types[] = 'type:event';
-        }
+//        if ($this->settings['searchEvents']) {
+//            $types[] = 'type:event';
+//        }
         if ($this->settings['searchPages']) {
             $types[] = 'type:page';
         }
         $solr->setTypes($types);
 
+        // Set order
+        $solr->setOrder($orderBy);
+
         // Fetch data
         $jsonData = $solr->fetch(true);
         $result   = $dataHelper->APIDecode($jsonData);
@@ -262,8 +289,8 @@ class SearchController extends ActionController
             $siteData = $this->getParentSite($item['parent_id']);
 
             // Fetch data
-            $uid = str_replace($item['type'].'-', '', $item['id']);
-            $title = $highlight[$item['id']]['title'][0] ?? $this->clearAndHighlight($item['title'], $cleanQuery, false);
+            $uid     = str_replace($item['type'].'-', '', $item['id']);
+            $title   = $highlight[$item['id']]['title'][0] ?? $this->clearAndHighlight($item['title'], $cleanQuery, false);
             $siteUrl = !empty($siteData) ? 'https://'.$siteData->getBase()->getHost() : '';
             if (empty($title)) {
                 // If title is not still set, try to get parent page title
@@ -345,6 +372,8 @@ class SearchController extends ActionController
      */
     public function buildTree($startingPoint, $depth = 100)
     {
+        GLOBAL $GLOBALS;
+
         // Get page record for tree starting point
         $pageRecord = \TYPO3\CMS\Backend\Utility\BackendUtility::getRecord(
             'pages',
@@ -361,12 +390,11 @@ class SearchController extends ActionController
             'HTML' => '',
         ];
 
-        // Create the page tree, from the starting point, 2 levels deep
-        $tree->getTree(
-            $startingPoint,
-            $depth,
-            ''
-        );
+        // Create the page tree, from the starting point, 2 levels deep with admin rights
+        $GLOBALS['BE_USER'] = new BackendUserAuthentication();
+        $GLOBALS['BE_USER']->user['admin'] = 1;
+        $tree->getTree($startingPoint, $depth, '');
+        $GLOBALS['BE_USER'] = null;
 
         // Fetch only uids and retrn data
         $treeIds = [];
@@ -488,7 +516,7 @@ class SearchController extends ActionController
     {
         // Fetch image from storage
         $fileRepository = GeneralUtility::makeInstance(FileRepository::class);
-        $fileObjects = $fileRepository->findByRelation('tx_news_domain_model_news', 'fal_media', $uid);
+        $fileObjects    = $fileRepository->findByRelation('tx_news_domain_model_news', 'fal_media', $uid);
 
         // Build image
         if (!empty($fileObjects)) {
@@ -511,9 +539,10 @@ class SearchController extends ActionController
      *
      * @return string
      */
-    private function getPageTitle($page_id) {
+    private function getPageTitle($page_id)
+    {
         $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getConnectionForTable('page')->createQueryBuilder();
-        $statement = $queryBuilder->select('title', 'slug')->from('pages')->where(
+        $statement    = $queryBuilder->select('title', 'slug')->from('pages')->where(
             $queryBuilder->expr()->eq('uid', $page_id),
         )->execute();
 
@@ -546,12 +575,12 @@ class SearchController extends ActionController
     {
         // Fetch image from storage
         $fileRepository = GeneralUtility::makeInstance(FileRepository::class);
-        $fileObjects = $fileRepository->findByRelation('pages', 'media', $uid);
+        $fileObjects    = $fileRepository->findByRelation('pages', 'media', $uid);
 
         // Fetch level up
         if (empty($fileObjects)) {
             $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getConnectionForTable('page')->createQueryBuilder();
-            $statement = $queryBuilder->select('pid')->from('pages')->where(
+            $statement    = $queryBuilder->select('pid')->from('pages')->where(
                 $queryBuilder->expr()->eq('uid', $uid),
             )->execute();
 
@@ -567,10 +596,123 @@ class SearchController extends ActionController
         // Build first element image
         return $this->getPublicPath($fileObjects[0]);
 
-   }
+    }
 
-   private function addCalendarId($uid)
-   {
-       return 55699;
-   }
+    private function addCalendarId($uid)
+    {
+        return 55699;
+    }
+
+    /**
+     * Convert facets to readable array
+     *
+     * @param $facets
+     *
+     * @return array
+     */
+    private function convertFacets(array $facets): array
+    {
+        // Preset models
+        $myResults = new Results();
+
+        // Loop fasets
+        $result = [];
+        if (!empty($facets)) {
+            foreach ($facets as $field => $items) {
+                // Reformat items
+                $item = [];
+                for ($k = 0; $k < count($items); $k = $k + 2) {
+                    if ($items[$k + 1] > 0) {
+                        $item[] = [
+                            'name'   => $items[$k],
+                            'visual' => $myResults->getTitleByFacet($field, $items[$k]),
+                            'count'  => $items[$k + 1],
+                            'url'    => $this->generateUrl($field, $items[$k]),
+                        ];
+                    }
+                }
+                if (!empty($item)) {
+                    $result[] = [
+                        'name'  => $field,
+                        'items' => $item,
+                    ];
+                }
+            }
+        }
+
+        // Return result
+        return $result;
+    }
+
+    /**
+     * Genereate url for facet usage
+     *
+     * @param $field
+     * @param $item
+     *
+     * @return string
+     */
+    private function generateUrl($field, $item)
+    {
+        // Fetch uri
+        $uri = parse_url($_SERVER['REQUEST_URI']);
+
+
+        // Build new param
+        $newParam = 'filter['.$field.'][]='.$item;
+
+        // Check if params already present
+        if (!empty($uri['query'])) {
+            $params = explode('&', $uri['query']);
+            $params = array_unique($params);
+
+            foreach ($params as $k => $param) {
+                // Remove own entry
+                if ($newParam == urldecode($param)) {
+                    unset($params[$k]);
+                    $newParam = '';
+                }
+
+                // Remove page switcher
+                if (strpos($param, 'currentPage') > 0) {
+                    unset($params[$k]);
+                }
+
+                // Remove hash
+                if (strpos($param, 'cHash') === 0) {
+                    unset($params[$k]);
+                }
+            }
+            $params[]     = $newParam;
+            $params       = array_filter($params);
+            $uri['query'] = implode('&', $params);
+            $uri['query'] = !empty($uri['query']) ? '?'.$uri['query'] : '';
+        }
+
+        // Return finalized url
+        return $uri['path'].$uri['query'];
+    }
+
+    /**
+     * Build visual filter display
+     *
+     * @param $filters
+     *
+     * @return array
+     */
+    private function getVisualsFilter($filters)
+    {
+        // Preset
+        $visual = [];
+
+        // Fetch title and move value to key
+        foreach ($filters as $field => $items) {
+            foreach ($items as $item) {
+                $myResults             = new Results();
+                $visual[$field][$item] = $myResults->getTitleByFacet($field, $item);
+            }
+        }
+
+        return $visual;
+    }
 }

Classes/Domain/Model/Results.php

+<?php
+
+namespace Lu\LuSearch\Domain\Model;
+
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Core\Database\ConnectionPool;
+
+/**
+ * Class Results
+ *
+ * @package Lu\LuSearch\Domain\Model
+ */
+class Results
+{
+    /**
+     * Fetch title by uid and field
+     *
+     * @param $field
+     * @param $uid
+     *
+     * @return mixed|string
+     */
+    public function getTitleByFacet($field, $uid)
+    {
+        // Fetch titles
+        switch ($field) {
+            case 'category':
+                // Fetch category name
+                $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getConnectionForTable('sys_category')->createQueryBuilder();
+                $row          = $queryBuilder
+                    ->select('title')
+                    ->from('sys_category')->where(
+                        $queryBuilder->expr()->eq('uid', $uid)
+                    )
+                    ->execute()->fetch();
+                break;
+            case 'tag':
+                // Fetch category name
+                $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getConnectionForTable('tx_news_domain_model_tag')->createQueryBuilder();
+                $row          = $queryBuilder
+                    ->select('title')
+                    ->from('tx_news_domain_model_tag')->where(
+                        $queryBuilder->expr()->eq('uid', $uid)
+                    )
+                    ->execute()->fetch();
+                break;
+        }
+
+        // Return
+        return $row['title'] ?? $uid;
+    }
+}

Resources/Private/Language/locallang.xlf

@@ -59,6 +59,55 @@
 			<trans-unit id="results.page">
 				<source><![CDATA[Page]]></source>
 			</trans-unit>
+
+			<!-- Filters -->
+			<trans-unit id="filter.title">
+				<source><![CDATA[Filters]]></source>
+			</trans-unit>
+			<trans-unit id="facet.type">
+				<source><![CDATA[Types]]></source>
+			</trans-unit>
+			<trans-unit id="facet.tag">
+				<source><![CDATA[Tags]]></source>
+			</trans-unit>
+			<trans-unit id="facet.category">
+				<source><![CDATA[Categories]]></source>
+			</trans-unit>
+			<trans-unit id="facet.type.content">
+				<source><![CDATA[Content]]></source>
+			</trans-unit>
+			<trans-unit id="facet.type.news">
+				<source><![CDATA[News]]></source>
+			</trans-unit>
+			<trans-unit id="facet.type.page">
+				<source><![CDATA[Page]]></source>
+			</trans-unit>
+			<trans-unit id="filter.selectedParams">
+				<source><![CDATA[Active filters]]></source>
+			</trans-unit>
+			<trans-unit id="filter.clearFilter">
+				<source><![CDATA[Clear results and filter]]></source>
+			</trans-unit>
+			<trans-unit id="filter.select">
+				<source><![CDATA[Select]]></source>
+			</trans-unit>
+
+			<trans-unit id="filter.orderBy">
+				<source><![CDATA[Order By]]></source>
+			</trans-unit>
+			<trans-unit id="filter.relevance">
+				<source><![CDATA[Relevance]]></source>
+			</trans-unit>
+			<trans-unit id="filter.newest">
+				<source><![CDATA[Newest]]></source>
+			</trans-unit>
+			<trans-unit id="filter.olest">
+				<source><![CDATA[Oldest]]></source>
+			</trans-unit>
+
+			<trans-unit id="dateTimeFormat">
+				<source><![CDATA[d.m.Y H:i]]></source>
+			</trans-unit>
 		</body>
 	</file>
-</xliff>
+</xliff>
\ No newline at end of file

Resources/Private/Language/lv.locallang.xlf

@@ -77,6 +77,70 @@
 				<source><![CDATA[Page]]></source>
 				<target><![CDATA[Lapa]]></target>
 			</trans-unit>
+
+			<!-- Filters -->
+			<trans-unit id="filter.title">
+				<source><![CDATA[Filters]]></source>
+				<target><![CDATA[Filtri]]></target>