made monolog logger as the default logger when the monolog bridge is installed

composer.json

@@ -32,6 +32,7 @@
         "monolog/monolog": ">=1.0.0",
         "symfony/translation": "2.1.*",
         "symfony/twig-bridge": "2.1.*",
+        "symfony/monolog-bridge": "2.1.*",
         "symfony/validator": "2.1.*",
         "twig/twig": ">=1.2.0",
         "doctrine/dbal": "2.1.*"

composer.lock

 {
-    "hash": "d22b382f0e20509713b06e6991c82e07",
+    "hash": "142455bfe45755d318953c04880d43f2",
     "packages": [
         {
             "package": "pimple/pimple",
@@ -25,11 +25,6 @@
             "version": "dev-master",
             "source-reference": "6ab1b5f07dd972d2c5e3b5d48c9776d0823149c7"
         },
-        {
-            "package": "symfony/class-loader",
-            "version": "dev-master",
-            "source-reference": "c57e62c886899f8d88264efad23c857eb198dc09"
-        },
         {
             "package": "symfony/class-loader",
             "version": "dev-master",
@@ -88,14 +83,14 @@
         {
             "package": "symfony/http-foundation",
             "version": "dev-master",
-            "source-reference": "5b1581418381f46679604fd19efc8b518f2390ae",
-            "alias-pretty-version": "2.1.x-dev",
-            "alias-version": "2.1.9999999.9999999-dev"
+            "source-reference": "5b1581418381f46679604fd19efc8b518f2390ae"
         },
         {
             "package": "symfony/http-foundation",
             "version": "dev-master",
-            "source-reference": "5b1581418381f46679604fd19efc8b518f2390ae"
+            "source-reference": "5b1581418381f46679604fd19efc8b518f2390ae",
+            "alias-pretty-version": "2.1.x-dev",
+            "alias-version": "2.1.9999999.9999999-dev"
         },
         {
             "package": "symfony/http-kernel",
@@ -124,21 +119,28 @@
         {
             "package": "symfony/routing",
             "version": "dev-master",
-            "source-reference": "aec133671d79d530d09aa0b5ca4cea9e4ee4b274"
+            "source-reference": "aec133671d79d530d09aa0b5ca4cea9e4ee4b274",
+            "alias-pretty-version": "2.1.x-dev",
+            "alias-version": "2.1.9999999.9999999-dev"
         },
         {
             "package": "symfony/routing",
             "version": "dev-master",
-            "source-reference": "aec133671d79d530d09aa0b5ca4cea9e4ee4b274",
-            "alias-pretty-version": "2.1.x-dev",
-            "alias-version": "2.1.9999999.9999999-dev"
+            "source-reference": "aec133671d79d530d09aa0b5ca4cea9e4ee4b274"
         }
     ],
     "packages-dev": [
         {
             "package": "doctrine/common",
-            "version": "2.2.x-dev",
-            "source-reference": "1e0aa60d109c630d19543d999f12e2852ef8f932"
+            "version": "dev-master",
+            "source-reference": "8b403cde97eaede30bd79acab4f18895fd5bdf27",
+            "alias-pretty-version": "2.3.x-dev",
+            "alias-version": "2.3.9999999.9999999-dev"
+        },
+        {
+            "package": "doctrine/common",
+            "version": "dev-master",
+            "source-reference": "8b403cde97eaede30bd79acab4f18895fd5bdf27"
         },
         {
             "package": "doctrine/dbal",
@@ -147,20 +149,19 @@
         },
         {
             "package": "monolog/monolog",
-            "version": "dev-master",
-            "source-reference": "2eb0c0978d290a1c45346a1955188929cb4e5db7"
+            "version": "1.1.0"
         },
         {
             "package": "symfony/form",
             "version": "dev-master",
-            "source-reference": "f410a9e3440b1248f8941d332d9e65b80e573ec5",
-            "alias-pretty-version": "2.1.x-dev",
-            "alias-version": "2.1.9999999.9999999-dev"
+            "source-reference": "f410a9e3440b1248f8941d332d9e65b80e573ec5"
         },
         {
             "package": "symfony/form",
             "version": "dev-master",
-            "source-reference": "f410a9e3440b1248f8941d332d9e65b80e573ec5"
+            "source-reference": "f410a9e3440b1248f8941d332d9e65b80e573ec5",
+            "alias-pretty-version": "2.1.x-dev",
+            "alias-version": "2.1.9999999.9999999-dev"
         },
         {
             "package": "symfony/locale",
@@ -175,9 +176,14 @@
             "source-reference": "6a9e36fef0eedcd52b0dde361faab38f4615fe48"
         },
         {
-            "package": "symfony/options-resolver",
+            "package": "symfony/monolog-bridge",
             "version": "dev-master",
-            "source-reference": "92c19fb262283a348093bbd32b5c5dfef8f00612",
+            "source-reference": "7ef27aa6b88447989fe5da551c2d2746d4cf60aa"
+        },
+        {
+            "package": "symfony/monolog-bridge",
+            "version": "dev-master",
+            "source-reference": "7ef27aa6b88447989fe5da551c2d2746d4cf60aa",
             "alias-pretty-version": "2.1.x-dev",
             "alias-version": "2.1.9999999.9999999-dev"
         },
@@ -187,9 +193,11 @@
             "source-reference": "92c19fb262283a348093bbd32b5c5dfef8f00612"
         },
         {
-            "package": "symfony/translation",
+            "package": "symfony/options-resolver",
             "version": "dev-master",
-            "source-reference": "f89af1b91bbb9ee9151e3516aeaf1eda7992a369"
+            "source-reference": "92c19fb262283a348093bbd32b5c5dfef8f00612",
+            "alias-pretty-version": "2.1.x-dev",
+            "alias-version": "2.1.9999999.9999999-dev"
         },
         {
             "package": "symfony/translation",
@@ -198,6 +206,11 @@
             "alias-pretty-version": "2.1.x-dev",
             "alias-version": "2.1.9999999.9999999-dev"
         },
+        {
+            "package": "symfony/translation",
+            "version": "dev-master",
+            "source-reference": "f89af1b91bbb9ee9151e3516aeaf1eda7992a369"
+        },
         {
             "package": "symfony/twig-bridge",
             "version": "dev-master",
@@ -225,7 +238,7 @@
         {
             "package": "twig/twig",
             "version": "dev-master",
-            "source-reference": "e28663efd83d76ee36bf9e8a790f75bd880abbf2",
+            "source-reference": "45d0f6fe67e2199d1148cf1c7e832674af4e8e93",
             "alias-pretty-version": "1.8.x-dev",
             "alias-version": "1.8.9999999.9999999-dev"
         },
@@ -239,7 +252,7 @@
         {
             "package": "twig/twig",
             "version": "dev-master",
-            "source-reference": "e28663efd83d76ee36bf9e8a790f75bd880abbf2"
+            "source-reference": "45d0f6fe67e2199d1148cf1c7e832674af4e8e93"
         }
     ],
     "aliases": [

doc/services.rst

@@ -218,6 +218,8 @@ don't want to mess with most of them.
 * **logger**: A
   `http://api.symfony.com/master/Symfony/Component/HttpKernel/Log/LoggerInterface.html`_
   instance. By default, logging is disabled as the value is set to `null`.
+  When the Symfony2 Monolog bridge is installed, Monolog is automatically used
+  as the default logger.
 
 .. note::
 

src/Silex/Provider/MonologServiceProvider.php

@@ -13,10 +13,8 @@ namespace Silex\Provider;
 
 use Monolog\Logger;
 use Monolog\Handler\StreamHandler;
-
 use Silex\Application;
 use Silex\ServiceProviderInterface;
-
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 
@@ -29,8 +27,16 @@ class MonologServiceProvider implements ServiceProviderInterface
 {
     public function register(Application $app)
     {
-        $app['monolog'] = $app->share(function () use ($app) {
-            $log = new Logger(isset($app['monolog.name']) ? $app['monolog.name'] : 'myapp');
+        if ($bridge = class_exists('Symfony\Bridge\Monolog\Logger')) {
+            $app['logger'] = function () use ($app) {
+                return $app['monolog'];
+            };
+        }
+
+        $app['monolog'] = $app->share(function () use ($app, $bridge) {
+            $class = $bridge ? 'Symfony\Bridge\Monolog\Logger' : 'Monolog\Logger';
+
+            $log = new $class(isset($app['monolog.name']) ? $app['monolog.name'] : 'myapp');
 
             $app['monolog.configure']($log);
 
@@ -60,7 +66,7 @@ class MonologServiceProvider implements ServiceProviderInterface
 
         $app->error(function (\Exception $e) use ($app) {
             $app['monolog']->addError($e->getMessage());
-        });
+        }, 255);
 
         $app->after(function (Request $request, Response $response) use ($app) {
             $app['monolog']->addInfo('< '.$response->getStatusCode());

tests/Silex/Tests/Provider/MonologServiceProviderTest.php

@@ -12,10 +12,8 @@
 namespace Silex\Tests\Provider;
 
 use Monolog\Handler\TestHandler;
-
 use Silex\Application;
 use Silex\Provider\MonologServiceProvider;
-
 use Symfony\Component\HttpFoundation\Request;
 
 /**
@@ -32,24 +30,10 @@ class MonologServiceProviderTest extends \PHPUnit_Framework_TestCase
         }
     }
 
-    public function testRegister()
+    public function testRequestLogging()
     {
-        $app = new Application();
-
-        $app->register(new MonologServiceProvider());
+        $app = $this->getApplication();
 
-        $app['monolog.handler'] = $app->share(function () use ($app) {
-            return new TestHandler($app['monolog.level']);
-        });
-
-        return $app;
-    }
-
-    /**
-     * @depends testRegister
-     */
-    public function testRequestLogging($app)
-    {
         $app->get('/foo', function () use ($app) {
             return 'foo';
         });
@@ -59,14 +43,15 @@ class MonologServiceProviderTest extends \PHPUnit_Framework_TestCase
         $request = Request::create('/foo');
         $app->handle($request);
 
-        $this->assertTrue($app['monolog.handler']->hasInfoRecords());
+        $this->assertTrue($app['monolog.handler']->hasInfo('> GET /foo'));
+        $this->assertTrue($app['monolog.handler']->hasInfo('< 200'));
+        $this->assertTrue($app['monolog.handler']->hasInfo('Matched route "GET_foo" (parameters: "_controller": "{}", "_route": "GET_foo")'));
     }
 
-    /**
-     * @depends testRegister
-     */
-    public function testManualLogging($app)
+    public function testManualLogging()
     {
+        $app = $this->getApplication();
+
         $app->get('/log', function () use ($app) {
             $app['monolog']->addDebug('logging a message');
         });
@@ -76,14 +61,13 @@ class MonologServiceProviderTest extends \PHPUnit_Framework_TestCase
         $request = Request::create('/log');
         $app->handle($request);
 
-        $this->assertTrue($app['monolog.handler']->hasDebugRecords());
+        $this->assertTrue($app['monolog.handler']->hasDebug('logging a message'));
     }
 
-    /**
-     * @depends testRegister
-     */
-    public function testErrorLogging($app)
+    public function testErrorLogging()
     {
+        $app = $this->getApplication();
+
         $app->get('/error', function () {
             throw new \RuntimeException('very bad error');
         });
@@ -97,6 +81,19 @@ class MonologServiceProviderTest extends \PHPUnit_Framework_TestCase
         $request = Request::create('/error');
         $app->handle($request);
 
-        $this->assertTrue($app['monolog.handler']->hasErrorRecords());
+        $this->assertTrue($app['monolog.handler']->hasError('very bad error'));
+    }
+
+    protected function getApplication()
+    {
+        $app = new Application();
+
+        $app->register(new MonologServiceProvider());
+
+        $app['monolog.handler'] = $app->share(function () use ($app) {
+            return new TestHandler($app['monolog.level']);
+        });
+
+        return $app;
     }
 }