4 files changed, 143 insertions, 7 deletions
diff --git a/Core/Encoder/EncoderAwareInterface.php b/Core/Encoder/EncoderAwareInterface.php
new file mode 100644
index 0000000..22ae820
--- /dev/null
+++ b/Core/Encoder/EncoderAwareInterface.php
@@ -0,0 +1,28 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Security\Core\Encoder;
+
+/**
+ * @author Christophe Coevoet <stof@notk.org>
+ */
+interface EncoderAwareInterface
+{
+    /**
+     * Gets the name of the encoder used to encode the password.
+     *
+     * If the method returns null, the standard way to retrieve the encoder
+     * will be used instead.
+     *
+     * @return string
+     */
+    public function getEncoderName();
+}
diff --git a/Core/Encoder/EncoderFactory.php b/Core/Encoder/EncoderFactory.php
index 5f6c20c..0568d41 100644
--- a/Core/Encoder/EncoderFactory.php
+++ b/Core/Encoder/EncoderFactory.php
@@ -30,19 +30,32 @@ class EncoderFactory implements EncoderFactoryInterface
      */
     public function getEncoder($user)
     {
-        foreach ($this->encoders as $class => $encoder) {
-            if ((is_object($user) && !$user instanceof $class) || (!is_object($user) && !is_subclass_of($user, $class) && $user != $class)) {
-                continue;
+        $encoderKey = null;
+
+        if ($user instanceof EncoderAwareInterface && (null !== $encoderName = $user->getEncoderName())) {
+            if (!array_key_exists($encoderName, $this->encoders)) {
+                throw new \RuntimeException(sprintf('The encoder "%s" was not configured.', $encoderName));
             }
 
-            if (!$encoder instanceof PasswordEncoderInterface) {
-                return $this->encoders[$class] = $this->createEncoder($encoder);
+            $encoderKey = $encoderName;
+        } else {
+            foreach ($this->encoders as $class => $encoder) {
+                if ((is_object($user) && $user instanceof $class) || (!is_object($user) && (is_subclass_of($user, $class) || $user == $class))) {
+                    $encoderKey = $class;
+                    break;
+                }
             }
+        }
+
+        if (null === $encoderKey) {
+            throw new \RuntimeException(sprintf('No encoder has been configured for account "%s".', is_object($user) ? get_class($user) : $user));
+        }
 
-            return $this->encoders[$class];
+        if (!$this->encoders[$encoderKey] instanceof PasswordEncoderInterface) {
+            $this->encoders[$encoderKey] = $this->createEncoder($this->encoders[$encoderKey]);
         }
 
-        throw new \RuntimeException(sprintf('No encoder has been configured for account "%s".', is_object($user) ? get_class($user) : $user));
+        return $this->encoders[$encoderKey];
     }
 
     /**
diff --git a/Core/Encoder/UserPasswordEncoder.php b/Core/Encoder/UserPasswordEncoder.php
new file mode 100644
index 0000000..b096049
--- /dev/null
+++ b/Core/Encoder/UserPasswordEncoder.php
@@ -0,0 +1,55 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Security\Core\Encoder;
+
+use Symfony\Component\Security\Core\User\UserInterface;
+
+/**
+ * A generic password encoder.
+ *
+ * @author Ariel Ferrandini <arielferrandini@gmail.com>
+ */
+class UserPasswordEncoder implements UserPasswordEncoderInterface
+{
+    /**
+     * @var EncoderFactoryInterface
+     */
+    private $encoderFactory;
+
+    /**
+     * @param EncoderFactoryInterface $encoderFactory The encoder factory
+     */
+    public function __construct(EncoderFactoryInterface $encoderFactory)
+    {
+        $this->encoderFactory = $encoderFactory;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function encodePassword(UserInterface $user, $plainPassword)
+    {
+        $encoder = $this->encoderFactory->getEncoder($user);
+
+        return $encoder->encodePassword($plainPassword, $user->getSalt());
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function isPasswordValid(UserInterface $user, $raw)
+    {
+        $encoder = $this->encoderFactory->getEncoder($user);
+
+        return $encoder->isPasswordValid($user->getPassword(), $raw, $user->getSalt());
+    }
+}
diff --git a/Core/Encoder/UserPasswordEncoderInterface.php b/Core/Encoder/UserPasswordEncoderInterface.php
new file mode 100644
index 0000000..7861caa
--- /dev/null
+++ b/Core/Encoder/UserPasswordEncoderInterface.php
@@ -0,0 +1,40 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Security\Core\Encoder;
+
+use Symfony\Component\Security\Core\User\UserInterface;
+
+/**
+ * UserPasswordEncoderInterface is the interface for the password encoder service.
+ *
+ * @author Ariel Ferrandini <arielferrandini@gmail.com>
+ */
+interface UserPasswordEncoderInterface
+{
+    /**
+     * Encodes the plain password.
+     *
+     * @param UserInterface $user          The user
+     * @param string        $plainPassword The password to encode
+     *
+     * @return string The encoded password
+     */
+    public function encodePassword(UserInterface $user, $plainPassword);
+
+    /**
+     * @param UserInterface $user The user
+     * @param string        $raw  A raw password
+     *
+     * @return bool true if the password is valid, false otherwise
+     */
+    public function isPasswordValid(UserInterface $user, $raw);
+}