migration patch for facets

lib/Alchemy/Phrasea/Core/Version.php

@@ -17,7 +17,7 @@ class Version
      * @var string
      */
 
-    private $number = '4.1.0-alpha.24a';
+    private $number = '4.1.0-alpha.25a';
 
     /**
      * @var string

lib/classes/patch/410alpha25a.php

@@ -0,0 +1,82 @@
+<?php
+/*
+ * This file is part of Phraseanet
+ *
+ * (c) 2005-2019 Alchemy
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+use Alchemy\Phrasea\Application;
+use Alchemy\Phrasea\Core\Configuration\PropertyAccess;
+
+class patch_410alpha25a implements patchInterface
+{
+    /** @var string */
+    private $release = '4.1.0-alpha.25a';
+    /** @var array */
+    private $concern = [base::APPLICATION_BOX];
+    /**
+     * Returns the release version.
+     *
+     * @return string
+     */
+    public function get_release()
+    {
+        return $this->release;
+    }
+    /**
+     * {@inheritdoc}
+     */
+    public function concern()
+    {
+        return $this->concern;
+    }
+    /**
+     * {@inheritdoc}
+     */
+    public function require_all_upgrades()
+    {
+        return false;
+    }
+    /**
+     * {@inheritdoc}
+     */
+    public function getDoctrineMigrations()
+    {
+        return [];
+    }
+    /**
+     * {@inheritdoc}
+     */
+    public function apply(base $appbox, Application $app)
+    {
+        /** @var PropertyAccess $conf */
+        $conf = $app['conf'];
+        $oldOptions = $conf->get(['main', 'search-engine', 'options'], []);
+        $newOptions = [];
+        $facets = [];
+        // preserve former settings from conf (tech facets)
+        foreach($oldOptions as $k=>$v) {
+            if(substr($k, -16) === '_aggregate_limit') {
+                // this option is moved under "facets"
+                $k = substr($k, 0, strlen($k)-16);  // keep field name
+                $facets['_'.$k] = ['limit' => $v];
+            }
+            else {
+                $newOptions[$k] = $v;
+            }
+        }
+        // add facets for fields
+        foreach($app->getDataboxes() as $databox) {
+            foreach($databox->get_meta_structure() as $field) {
+                $facets[$field->get_name()] = ['limit' => $field->getFacetValuesLimit()];
+            }
+        }
+        // facets in the end of settings
+        $newOptions['facets'] = $facets;
+        $conf->set(['main', 'search-engine', 'options'], $newOptions);
+
+        return true;
+    }
+}