Initial commit

core/lib/Thelia/Config/DatabaseConfiguration.php

@@ -0,0 +1,105 @@
+<?php
+/*************************************************************************************/
+/*      This file is part of the Thelia package.                                     */
+/*                                                                                   */
+/*      Copyright (c) OpenStudio                                                     */
+/*      email : dev@thelia.net                                                       */
+/*      web : http://www.thelia.net                                                  */
+/*                                                                                   */
+/*      For the full copyright and license information, please view the LICENSE.txt  */
+/*      file that was distributed with this source code.                             */
+/*************************************************************************************/
+
+namespace Thelia\Config;
+
+use Symfony\Component\Config\Definition\Builder\ArrayNodeDefinition;
+use Symfony\Component\Config\Definition\Builder\NodeDefinition;
+use Symfony\Component\Config\Definition\Builder\TreeBuilder;
+use Symfony\Component\Config\Definition\ConfigurationInterface;
+
+/**
+ * Describes the Thelia database configuration.
+ */
+class DatabaseConfiguration implements ConfigurationInterface
+{
+    /**
+     * Name of the main database connection used by Thelia.
+     * @var string
+     */
+    const THELIA_CONNECTION_NAME = 'thelia';
+
+    /**
+     * @inheritDoc
+     */
+    public function getConfigTreeBuilder()
+    {
+        $treeBuilder = new TreeBuilder();
+        $databaseNode = $treeBuilder->root('database');
+        $databaseNodeBuilder = $databaseNode->children();
+
+        $connectionNode = $this->buildConnectionNode('connection', false);
+        $databaseNodeBuilder->append($connectionNode);
+
+        $connectionsNode = $this->buildConnectionNode('connections', true);
+        $connectionsNode
+            ->validate()
+            ->ifTrue(
+                function ($connections) {
+                    return !isset($connections[static::THELIA_CONNECTION_NAME]);
+                }
+            )
+            ->thenInvalid(
+                "The '" . static::THELIA_CONNECTION_NAME . "' connection must be defined."
+            );
+        $databaseNodeBuilder->append($connectionsNode);
+
+        $databaseNode
+            ->validate()
+            ->ifTrue(
+                function ($database) {
+                    return !empty($database['connection']) && !empty($database['connections']);
+                }
+            )
+            ->thenInvalid(
+                "The 'database' node must contain either a 'connection' node or a 'connections' node, but not both."
+            );
+
+        return $treeBuilder;
+    }
+
+    /**
+     * Build a configuration node describing one or more database connection
+     * @param string $rootName Node name.
+     * @param bool $isArray Whether the node is a single connection or an array of connections.
+     * @return ArrayNodeDefinition|NodeDefinition Connection(s) node.
+     */
+    public function buildConnectionNode($rootName, $isArray)
+    {
+        $treeBuilder = new TreeBuilder();
+        $connectionNode = $treeBuilder->root($rootName);
+        if ($isArray) {
+            /** @var ArrayNodeDefinition $connectionNodePrototype */
+            $connectionNodePrototype = $connectionNode->prototype('array');
+            $connectionNodeBuilder = $connectionNodePrototype->children();
+        } else {
+            $connectionNodeBuilder = $connectionNode->children();
+        }
+
+        $connectionNodeBuilder->scalarNode('driver')
+            ->defaultValue('mysql');
+
+        $connectionNodeBuilder->scalarNode('user')
+            ->defaultValue('root');
+
+        $connectionNodeBuilder->scalarNode('password')
+            ->defaultValue('');
+
+        $connectionNodeBuilder->scalarNode('dsn')
+            ->cannotBeEmpty();
+
+        $connectionNodeBuilder->scalarNode('classname')
+            ->defaultValue('\Propel\Runtime\Connection\ConnectionWrapper');
+
+        return $connectionNode;
+    }
+}