1 files changed, 100 insertions, 0 deletions
diff --git a/vendor/bshaffer/oauth2-server-php/src/OAuth2/ResponseType/AuthorizationCode.php b/vendor/bshaffer/oauth2-server-php/src/OAuth2/ResponseType/AuthorizationCode.php
new file mode 100644
index 000000000..52aeb4be5
--- /dev/null
+++ b/vendor/bshaffer/oauth2-server-php/src/OAuth2/ResponseType/AuthorizationCode.php
@@ -0,0 +1,100 @@
+<?php
+
+namespace OAuth2\ResponseType;
+
+use OAuth2\Storage\AuthorizationCodeInterface as AuthorizationCodeStorageInterface;
+
+/**
+ *
+ * @author Brent Shaffer <bshafs at gmail dot com>
+ */
+class AuthorizationCode implements AuthorizationCodeInterface
+{
+    protected $storage;
+    protected $config;
+
+    public function __construct(AuthorizationCodeStorageInterface $storage, array $config = array())
+    {
+        $this->storage = $storage;
+        $this->config = array_merge(array(
+            'enforce_redirect' => false,
+            'auth_code_lifetime' => 30,
+        ), $config);
+    }
+
+    public function getAuthorizeResponse($params, $user_id = null)
+    {
+        // build the URL to redirect to
+        $result = array('query' => array());
+
+        $params += array('scope' => null, 'state' => null);
+
+        $result['query']['code'] = $this->createAuthorizationCode($params['client_id'], $user_id, $params['redirect_uri'], $params['scope']);
+
+        if (isset($params['state'])) {
+            $result['query']['state'] = $params['state'];
+        }
+
+        return array($params['redirect_uri'], $result);
+    }
+
+    /**
+     * Handle the creation of the authorization code.
+     *
+     * @param $client_id
+     * Client identifier related to the authorization code
+     * @param $user_id
+     * User ID associated with the authorization code
+     * @param $redirect_uri
+     * An absolute URI to which the authorization server will redirect the
+     * user-agent to when the end-user authorization step is completed.
+     * @param $scope
+     * (optional) Scopes to be stored in space-separated string.
+     *
+     * @see http://tools.ietf.org/html/rfc6749#section-4
+     * @ingroup oauth2_section_4
+     */
+    public function createAuthorizationCode($client_id, $user_id, $redirect_uri, $scope = null)
+    {
+        $code = $this->generateAuthorizationCode();
+        $this->storage->setAuthorizationCode($code, $client_id, $user_id, $redirect_uri, time() + $this->config['auth_code_lifetime'], $scope);
+
+        return $code;
+    }
+
+    /**
+     * @return
+     * TRUE if the grant type requires a redirect_uri, FALSE if not
+     */
+    public function enforceRedirect()
+    {
+        return $this->config['enforce_redirect'];
+    }
+
+    /**
+     * Generates an unique auth code.
+     *
+     * Implementing classes may want to override this function to implement
+     * other auth code generation schemes.
+     *
+     * @return
+     * An unique auth code.
+     *
+     * @ingroup oauth2_section_4
+     */
+    protected function generateAuthorizationCode()
+    {
+        $tokenLen = 40;
+        if (function_exists('openssl_random_pseudo_bytes')) {
+            $randomData = openssl_random_pseudo_bytes(100);
+        } elseif (function_exists('mcrypt_create_iv')) {
+            $randomData = mcrypt_create_iv(100, MCRYPT_DEV_URANDOM);
+        } elseif (@file_exists('/dev/urandom')) { // Get 100 bytes of random data
+            $randomData = file_get_contents('/dev/urandom', false, null, 0, 100) . uniqid(mt_rand(), true);
+        } else {
+            $randomData = mt_rand() . mt_rand() . mt_rand() . mt_rand() . microtime(true) . uniqid(mt_rand(), true);
+        }
+
+        return substr(hash('sha512', $randomData), 0, $tokenLen);
+    }
+}