Adds a PdoResolver, easier to use than PdoStatementResolver

src/Identifier/Resolver/PdoResolver.php

@@ -0,0 +1,87 @@
+<?php
+declare(strict_types=1);
+/**
+ * Copyright (c) Phauthentic (https://github.com/Phauthentic)
+ *
+ * Licensed under The MIT License
+ * For full copyright and license information, please see the LICENSE.txt
+ * Redistributions of files must retain the above copyright notice.
+ *
+ * @copyright     Copyright (c) Phauthentic (https://github.com/Phauthentic)
+ * @link          https://github.com/Phauthentic
+ * @license       https://opensource.org/licenses/mit-license.php MIT License
+ */
+namespace Phauthentic\Authentication\Identifier\Resolver;
+
+use ArrayAccess;
+use ArrayObject;
+use PDO;
+use PDOException;
+use PDOStatement;
+use Phauthentic\Authentication\Identifier\Resolver\ResolverInterface;
+
+/**
+ * PDO Resolver
+ */
+class PdoResolver implements ResolverInterface
+{
+	/**
+	 * @var \PDO
+	 */
+	protected $pdo;
+
+	/**
+	 * @var string
+	 */
+	protected $sql;
+
+	/**
+	 * Constructor.
+	 *
+	 * @param \PDO PDO Instance
+	 * @param string $sql SQL String
+	 */
+	public function __construct(PDO $pdo, string $sql)
+	{
+		$this->pdo = $pdo;
+		$this->sql = $sql;
+	}
+
+	/**
+	 * Builds the statement
+	 *
+	 * @return \PDOStatement
+	 */
+	protected function buildStatement(): PDOStatement
+	{
+		$statement = $this->pdo->prepare($this->sql);
+
+		$error = $this->pdo->errorInfo();
+		if ($error[0] !== '00000') {
+			throw new PDOException($error[2], (int)$error[0]);
+		}
+
+		return $statement;
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public function find(array $conditions): ?ArrayAccess
+	{
+		foreach ($conditions as $key => $value) {
+			unset($conditions[$key]);
+			$conditions[':' . $key] = $value;
+		}
+
+		$statement = $this->buildStatement();
+		$statement->execute($conditions);
+		$result = $statement->fetchAll();
+
+		if (empty($result)) {
+			return null;
+		}
+
+		return new ArrayObject($result[0]);
+	}
+}

tests/TestCase/Identifier/Resolver/PdoResolverTest.php

@@ -0,0 +1,39 @@
+<?php
+/**
+ * Copyright (c) Phauthentic (https://github.com/Phauthentic)
+ *
+ * Licensed under The MIT License
+ * For full copyright and license information, please see the LICENSE.txt
+ * Redistributions of files must retain the above copyright notice.
+ *
+ * @copyright     Copyright (c) Phauthentic (https://github.com/Phauthentic)
+ * @link          https://github.com/Phauthentic
+ * @license       https://opensource.org/licenses/mit-license.php MIT License
+ */
+namespace Phauthentic\Authentication\Test\TestCase\Identifier\Resolver;
+
+use ArrayObject;
+use Phauthentic\Authentication\Identifier\Resolver\PdoResolver;
+use Phauthentic\Authentication\Test\TestCase\AuthenticationTestCase as TestCase;
+
+/**
+ * PDO Resolver Test
+ */
+class PdoResolverTest extends TestCase
+{
+    /**
+     * testFindWithSuccess
+     *
+     * @return void
+     */
+    public function testFindWithSuccess(): void
+    {
+        $pdo = static::getPDO();
+
+        $resolver = new PdoResolver($pdo, 'SELECT * FROM users WHERE username = :username');
+        $result = $resolver->find(['username' => 'florian']);
+
+        $this->assertInstanceOf(ArrayObject::class, $result);
+        $this->assertEquals($result['username'], 'florian');
+    }
+}