[ZendBundle] added a simple way to add new writers (add a service with a zend.logger.writer tag)

src/Symfony/Bundle/ZendBundle/DependencyInjection/Compiler/ZendLoggerWriterPass.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace Symfony\Bundle\ZendBundle\DependencyInjection\Compiler;
+
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien.potencier@symfony-project.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Adds tagged zend.logger.writer services to zend.logger service
+ *
+ * @author Fabien Potencier <fabien.potencier@symfony-project.com>
+ */
+class ZendLoggerWriterPass implements CompilerPassInterface
+{
+    public function process(ContainerBuilder $container)
+    {
+        if (false === $container->hasDefinition('zend.logger')) {
+            return;
+        }
+
+        $definition = $container->getDefinition('zend.logger');
+
+        foreach ($container->findTaggedServiceIds('zend.logger.writer') as $id => $attributes) {
+            $definition->addMethodCall('addWriter', array(new Reference($id)));
+        }
+    }
+}

src/Symfony/Bundle/ZendBundle/Resources/config/logger.xml

@@ -16,12 +16,10 @@
     </parameters>
 
     <services>
-        <service id="zend.logger" class="%zend.logger.class%">
+        <service id="zend.logger" class="%zend.logger.class%" />
-            <call method="addWriter"><argument type="service" id="zend.logger.writer.filesystem" /></call>
-            <call method="addWriter"><argument type="service" id="zend.logger.writer.debug" /></call>
-        </service>
 
         <service id="zend.logger.writer.filesystem" class="%zend.logger.writer.filesystem.class%">
+            <tag name="zend.logger.writer" />
             <argument>%zend.logger.path%</argument>
             <call method="addFilter"><argument type="service" id="zend.logger.filter" /></call>
             <call method="setFormatter"><argument type="service" id="zend.formatter.filesystem" /></call>
@@ -32,6 +30,7 @@
         </service>
 
         <service id="zend.logger.writer.debug" class="%zend.logger.writer.debug.class%">
+            <tag name="zend.logger.writer" />
             <call method="addFilter"><argument type="service" id="zend.logger.filter" /></call>
         </service>
 

src/Symfony/Bundle/ZendBundle/ZendBundle.php

@@ -3,6 +3,8 @@
 namespace Symfony\Bundle\ZendBundle;
 
 use Symfony\Component\HttpKernel\Bundle\Bundle;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Bundle\ZendBundle\DependencyInjection\Compiler\ZendLoggerWriterPass;
 
 /*
  * This file is part of the Symfony framework.
@@ -20,4 +22,10 @@ use Symfony\Component\HttpKernel\Bundle\Bundle;
  */
 class ZendBundle extends Bundle
 {
+    public function registerExtensions(ContainerBuilder $container)
+    {
+        parent::registerExtensions($container);
+
+        $container->addCompilerPass(new ZendLoggerWriterPass());
+    }
 }