Start extracting specialized field mapping classes from mapping

lib/Alchemy/Phrasea/SearchEngine/Elastic/Mapping/StringFieldMapping.php

@@ -0,0 +1,92 @@
+<?php
+
+/*
+ * This file is part of phrasea-4.0.
+ *
+ * (c) Alchemy <info@alchemy.fr>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Alchemy\Phrasea\SearchEngine\Elastic\Mapping;
+
+use Alchemy\Phrasea\SearchEngine\Elastic\FieldMapping;
+
+class StringFieldMapping extends FieldMapping
+{
+    /**
+     * @var bool
+     */
+    private $enableAnalysis = true;
+
+    /**
+     * @var string|null
+     */
+    private $analyzer = null;
+
+    /**
+     * @var string|null
+     */
+    private $searchAnalyzer = null;
+
+    /**
+     * @param string $analyzer
+     * @param string|null $type
+     */
+    public function setAnalyzer($analyzer, $type = null)
+    {
+        /**
+         * @todo Split into separate setters
+         */
+        switch ($type) {
+            case null:
+                $this->analyzer = $analyzer;
+                $this->searchAnalyzer = null;
+
+                break;
+            case 'indexing':
+                $this->analyzer = $analyzer;
+
+                break;
+            case 'searching':
+                $this->searchAnalyzer = $analyzer;
+
+                break;
+            default:
+                throw new \LogicException(sprintf('Invalid analyzer type "%s".', $type));
+        }
+    }
+
+    public function disableAnalysis()
+    {
+        $this->enableAnalysis = false;
+    }
+
+    public function enableAnalysis()
+    {
+        $this->enableAnalysis = true;
+    }
+
+    /**
+     * @return array
+     */
+    public function toArray()
+    {
+        $configuration = [];
+
+        if ($this->analyzer) {
+            $configuration['analyzer'] = $this->analyzer;
+        }
+
+        if ($this->searchAnalyzer) {
+            $configuration['search_analyzer'] = $this->searchAnalyzer;
+        }
+
+        if (! $this->enableAnalysis) {
+            $configuration['index'] = 'not_analyzed';
+        }
+
+        return $this->buildArray($configuration);
+    }
+}