first draft

src/AppBundle/Doctrine/TablePrefixSubscriber.php

@@ -0,0 +1,54 @@
+<?php
+
+/*
+ * This file is part of the Kimai package.
+ *
+ * (c) Kevin Papst <kevin@kevinpapst.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace AppBundle\Doctrine;
+
+use Doctrine\ORM\Event\LoadClassMetadataEventArgs;
+
+/**
+ * Adds a prefix to every doctrine entity AKA database table
+ *
+ * @author Kevin Papst <kevin@kevinpapst.de>
+ */
+class TablePrefixSubscriber implements \Doctrine\Common\EventSubscriber
+{
+    protected $prefix = '';
+
+    public function __construct($prefix)
+    {
+        $this->prefix = (string) $prefix;
+    }
+
+    public function getSubscribedEvents()
+    {
+        return array('loadClassMetadata');
+    }
+
+    public function loadClassMetadata(LoadClassMetadataEventArgs $args)
+    {
+        $classMetadata = $args->getClassMetadata();
+        if ($classMetadata->isInheritanceTypeSingleTable() && !$classMetadata->isRootEntity()) {
+            // if we are in an inheritance hierarchy, only apply this once
+            return;
+        }
+
+        $classMetadata->setTableName($this->prefix . $classMetadata->getTableName());
+
+        foreach ($classMetadata->getAssociationMappings() as $fieldName => $mapping) {
+            if ($mapping['type'] == \Doctrine\ORM\Mapping\ClassMetadataInfo::MANY_TO_MANY
+                // Check if "joinTable" exists, it can be null if this field is the reverse side of a ManyToMany relationship
+                && array_key_exists('name', $classMetadata->associationMappings[$fieldName]['joinTable']) ) {
+                $mappedTableName = $classMetadata->associationMappings[$fieldName]['joinTable']['name'];
+                $classMetadata->associationMappings[$fieldName]['joinTable']['name'] = $this->prefix . $mappedTableName;
+            }
+        }
+    }
+}