add methods to decrypt return data from router

[GitHub/Stricted/speedport-hybrid-php-api.git] / CryptLib / Encryption / Factory.php

diff --git a/CryptLib/Encryption/Factory.php b/CryptLib/Encryption/Factory.php
new file mode 100644 (file)
index 0000000..1197d94
--- /dev/null
+++ b/CryptLib/Encryption/Factory.php
@@ -0,0 +1,107 @@
+<?php
+/**
+ * The core Encryption Factory
+ *
+ * PHP version 5.3
+ *
+ * @category   PHPCryptLib
+ * @package    Encryption
+ * @author     Anthony Ferrara <ircmaxell@ircmaxell.com>
+ * @copyright  2011 The Authors
+ * @license    http://www.opensource.org/licenses/mit-license.html  MIT License
+ * @version    Build @@version@@
+ */
+
+namespace CryptLib\Encryption;
+
+use CryptLib\Cipher\Factory as CipherFactory;
+
+/**
+ * The core Encryption Factory
+ *
+ * PHP version 5.3
+ *
+ * @category   PHPCryptLib
+ * @package    Encryption
+ * @author     Anthony Ferrara <ircmaxell@ircmaxell.com>
+ */
+class Factory extends \CryptLib\Core\AbstractFactory {
+
+    /**
+     * @var Factory The Cipher Factory to use for this instance
+     */
+    protected $cipherFactory = null;
+
+    /**
+     * @var array An array of PackingModes available for use
+     */
+    protected $packingModes = array();
+
+    /**
+     * Build the instance
+     *
+     * @param Factory $factory The Cipher Factory to use for this instance
+     *
+     * @return void
+     */
+    public function __construct(CryptoLib\Cipher\Factory $factory = null) {
+        if (is_null($factory)) {
+            $factory = new CipherFactory();
+        }
+        $this->cipherFactory = $factory;
+        $this->loadPackingModes();
+    }
+
+    /**
+     * Get a packing mode by name
+     *
+     * @param string|PackingMode $name The name of the packing mode or instance
+     *
+     * @return PackingMode The instantiated PackingMode class
+     * @throws RuntimeException If the mode does not exist
+     */
+    public function getPackingMode($name) {
+        if (is_object($name) && $name instanceof PackingMode) {
+            return $name;
+        }
+        $name = strtolower($name);
+        if (isset($this->packingModes[$name])) {
+            $class = $this->packingModes[$name];
+            return new $class;
+        }
+        $message = sprintf('Invalid Mode Supplied: %s', $name);
+        throw new \RuntimeException($message);
+    }
+
+    /**
+     * Register a new packing mode by name
+     *
+     * @param string $name  The name of the packing mode
+     * @param string $class The class to instantiate for the mode
+     *
+     * @return Factory $this The current factory instance
+     */
+    public function registerPackingMode($name, $class) {
+        $this->registerType(
+            'packingModes',
+            __NAMESPACE__ . '\\PackingMode',
+            $name,
+            $class
+        );
+        return $this;
+    }
+
+    /**
+     * Load the core packing modes for this instance
+     *
+     * @return void
+     */
+    protected function loadPackingModes() {
+        $this->loadFiles(
+            __DIR__ . '/PackingMode',
+            __NAMESPACE__ . '\\PackingMode\\',
+            array($this, 'registerPackingMode')
+        );
+    }
+
+}