first commit

Classes/System/Solr/Parser/SynonymParser.php

@@ -0,0 +1,75 @@
+<?php
+
+namespace WapplerSystems\Meilisearch\System\Solr\Parser;
+
+/***************************************************************
+ *  Copyright notice
+ *
+ *  (c) 2010-2016 Timo Hund <timo.hund@dkd.de
+ *  All rights reserved
+ *
+ *  This script is part of the TYPO3 project. The TYPO3 project is
+ *  free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  The GNU General Public License can be found at
+ *  http://www.gnu.org/copyleft/gpl.html.
+ *
+ *  This script 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.
+ *
+ *  This copyright notice MUST APPEAR in all copies of the script!
+***************************************************************/
+
+
+/**
+ * Class to parse the synonyms from a solr response.
+ *
+ * @author Timo Hund <timo.hund@dkd.de>
+ */
+class SynonymParser
+{
+
+    /**
+     * Parse the solr synonyms response from an json string to an array.
+     *
+     * @param string $baseWord
+     * @param string $jsonString
+     * @return array
+     */
+    public function parseJson($baseWord, $jsonString)
+    {
+        $decodedResponse = json_decode($jsonString);
+        $synonyms = [];
+        if (!empty($baseWord)) {
+            if (is_array($decodedResponse->{$baseWord})) {
+                $synonyms = $decodedResponse->{$baseWord};
+            }
+        } else {
+            if (isset($decodedResponse->synonymMappings->managedMap)) {
+                $synonyms = (array)$decodedResponse->synonymMappings->managedMap;
+            }
+        }
+
+        return $synonyms;
+    }
+
+    /**
+     * @param string $baseWord
+     * @param array $synonyms
+     * @return string
+     * @throws \Apache_Solr_InvalidArgumentException
+     */
+    public function toJson($baseWord, $synonyms)
+    {
+        if (empty($baseWord) || empty($synonyms)) {
+            throw new \Apache_Solr_InvalidArgumentException('Must provide base word and synonyms.');
+        }
+
+        return json_encode([$baseWord => $synonyms]);
+    }
+}