Made default manager configurable

Conflicts:

	DependencyInjection/FOQElasticaExtension.php
	Resources/config/config.xml
	Resources/config/mongodb.xml
	Resources/config/orm.xml
	Resources/config/propel.xml

DependencyInjection/Configuration.php

@@ -26,6 +26,7 @@ class Configuration
             ->children()
                 ->scalarNode('default_client')->end()
                 ->scalarNode('default_index')->end()
+                ->scalarNode('default_manager')->defaultValue('orm')->end()
             ->end()
         ;
 

DependencyInjection/FOQElasticaExtension.php

@@ -52,6 +52,8 @@ class FOQElasticaExtension extends Extension
 
         $container->setAlias('foq_elastica.client', sprintf('foq_elastica.client.%s', $config['default_client']));
         $container->setAlias('foq_elastica.index', sprintf('foq_elastica.index.%s', $config['default_index']));
+
+        $this->createDefaultManagerAlias($config['default_manager'], $container);
     }
 
     /**
@@ -390,4 +392,22 @@ class FOQElasticaExtension extends Extension
         $loader->load($driver.'.xml');
         $this->loadedDrivers[] = $driver;
     }
+
+    protected function createDefaultManagerAlias($defaultManager, ContainerBuilder $container)
+    {
+        if (0 == count($this->loadedDrivers)) {
+            return;
+        }
+
+        if (count($this->loadedDrivers) > 1
+            && in_array($defaultManager, $this->loadedDrivers)
+        ) {
+            $defaultManagerService = $defaultManager;
+        } else {
+            $defaultManagerService = $this->loadedDrivers[0];
+        }
+
+        $container->setAlias('foq_elastica.manager', sprintf('foq_elastica.manager.%s', $defaultManagerService));
+    }
+
 }