[Security] Added a ModelUserProvider. Fixes #35

Security/User/ModelUserProvider.php

@@ -0,0 +1,99 @@
+<?php
+
+/**
+ * This file is part of the PropelBundle package.
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @license    MIT License
+ */
+
+namespace Propel\PropelBundle\Security\User;
+
+use Symfony\Component\Security\Core\User\UserInterface;
+use Symfony\Component\Security\Core\User\UserProviderInterface;
+use Symfony\Component\Security\Core\Exception\UsernameNotFoundException;
+use Symfony\Component\Security\Core\Exception\UnsupportedAccountException;
+
+/**
+ * ModelUserProvider class.
+ *
+ * Provides easy to use provisioning for Propel model users.
+ *
+ * @author William DURAND <william.durand1@gmail.com>
+ */
+class ModelUserProvider implements UserProviderInterface
+{
+    /**
+     * A Model class name.
+     * @var string
+     */
+    protected $class;
+    /**
+     * A Query class name.
+     * @var string
+     */
+    protected $queryClass;
+    /**
+     * @var string
+     */
+    protected $property;
+
+    /**
+     * Default constructor
+     *
+     * @param $class    The User model class.
+     * @param $property The property to use to retrieve a user.
+     */
+    public function __construct($class, $property = null)
+    {
+        $this->class = $class;
+        $this->queryClass = $class.'Query';
+        $this->property = $property;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function loadUserByUsername($username)
+    {
+        $queryClass = $this->queryClass;
+
+        $query = $queryClass::create()
+
+        if (null !== $property) {
+            $filter = 'filterBy' . ucfirst($property);
+            $query->$filter($username);
+        } else {
+            $query->filterByUsername($username);
+        }
+
+        $user = $query->findOne();
+
+        if (null === $user) {
+            throw new UsernameNotFoundException(sprintf('User "%s" not found.', $username));
+        }
+
+        return $user;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function refreshUser(UserInterface $user)
+    {
+        if ($user instanceof $this->class) {
+            throw new UnsupportedAccountException(sprintf('Instances of "%s" are not supported.', get_class($user)));
+        }
+
+        return $this->loadUserByUsername($user->getUsername());
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function supportsClass($class)
+    {
+        return $class === $this->class;
+    }
+}