[COMPONENTS][Search][Tag] Implement basic search functionality that allows only searching through note tags, currently

components/Search/Controller/Search.php

@@ -0,0 +1,49 @@
+<?php
+
+// {{{ License
+
+// This file is part of GNU social - https://www.gnu.org/software/social
+//
+// GNU social is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// GNU social 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with GNU social.  If not, see <http://www.gnu.org/licenses/>.
+
+// }}}
+
+namespace Component\Search\Controller;
+
+use App\Core\Controller;
+use App\Core\DB\DB;
+use App\Core\Event;
+use Component\Search\Util\Parser;
+use Symfony\Component\HttpFoundation\Request;
+
+class Search extends Controller
+{
+    public function handle(Request $request)
+    {
+        $q        = $this->string('q');
+        $criteria = Parser::parse($q);
+
+        $qb = DB::createQueryBuilder();
+        $qb->select('note')->from('App\Entity\Note', 'note');
+        Event::handle('SeachQueryAddJoins', [&$qb]);
+        $qb->addCriteria($criteria);
+        $query   = $qb->getQuery();
+        $results = $query->execute();
+
+        return [
+            '_template' => 'search_results.html.twig',
+            'results'   => $results,
+        ];
+    }
+}