From 8b4b1350369714a832588c74df3f261b538ec566 Mon Sep 17 00:00:00 2001
From: Klaus Weidenbach <Klaus.Weidenbach@gmx.net>
Date: Mon, 20 Mar 2017 00:34:20 +0100
Subject: :arrow_up: Update bshaffer/oauth2-server-php library.

Manage oauth2-server-php library with composer.
Folder ./library/oauth2/ can be removed and includes removed with autoloading.
---
 .../OpenID/Controller/AuthorizeController.php      | 106 +++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 vendor/bshaffer/oauth2-server-php/src/OAuth2/OpenID/Controller/AuthorizeController.php

(limited to 'vendor/bshaffer/oauth2-server-php/src/OAuth2/OpenID/Controller/AuthorizeController.php')

diff --git a/vendor/bshaffer/oauth2-server-php/src/OAuth2/OpenID/Controller/AuthorizeController.php b/vendor/bshaffer/oauth2-server-php/src/OAuth2/OpenID/Controller/AuthorizeController.php
new file mode 100644
index 000000000..c9b5c6af7
--- /dev/null
+++ b/vendor/bshaffer/oauth2-server-php/src/OAuth2/OpenID/Controller/AuthorizeController.php
@@ -0,0 +1,106 @@
+<?php
+
+namespace OAuth2\OpenID\Controller;
+
+use OAuth2\Controller\AuthorizeController as BaseAuthorizeController;
+use OAuth2\RequestInterface;
+use OAuth2\ResponseInterface;
+
+/**
+ * @see OAuth2\Controller\AuthorizeControllerInterface
+ */
+class AuthorizeController extends BaseAuthorizeController implements AuthorizeControllerInterface
+{
+    private $nonce;
+
+    protected function setNotAuthorizedResponse(RequestInterface $request, ResponseInterface $response, $redirect_uri, $user_id = null)
+    {
+        $prompt = $request->query('prompt', 'consent');
+        if ($prompt == 'none') {
+            if (is_null($user_id)) {
+                $error = 'login_required';
+                $error_message = 'The user must log in';
+            } else {
+                $error = 'interaction_required';
+                $error_message = 'The user must grant access to your application';
+            }
+        } else {
+            $error = 'consent_required';
+            $error_message = 'The user denied access to your application';
+        }
+
+        $response->setRedirect($this->config['redirect_status_code'], $redirect_uri, $this->getState(), $error, $error_message);
+    }
+
+    protected function buildAuthorizeParameters($request, $response, $user_id)
+    {
+        if (!$params = parent::buildAuthorizeParameters($request, $response, $user_id)) {
+            return;
+        }
+
+        // Generate an id token if needed.
+        if ($this->needsIdToken($this->getScope()) && $this->getResponseType() == self::RESPONSE_TYPE_AUTHORIZATION_CODE) {
+            $params['id_token'] = $this->responseTypes['id_token']->createIdToken($this->getClientId(), $user_id, $this->nonce);
+        }
+
+        // add the nonce to return with the redirect URI
+        $params['nonce'] = $this->nonce;
+
+        return $params;
+    }
+
+    public function validateAuthorizeRequest(RequestInterface $request, ResponseInterface $response)
+    {
+        if (!parent::validateAuthorizeRequest($request, $response)) {
+            return false;
+        }
+
+        $nonce = $request->query('nonce');
+
+        // Validate required nonce for "id_token" and "id_token token"
+        if (!$nonce && in_array($this->getResponseType(), array(self::RESPONSE_TYPE_ID_TOKEN, self::RESPONSE_TYPE_ID_TOKEN_TOKEN))) {
+            $response->setError(400, 'invalid_nonce', 'This application requires you specify a nonce parameter');
+
+            return false;
+        }
+
+        $this->nonce = $nonce;
+
+        return true;
+    }
+
+    protected function getValidResponseTypes()
+    {
+        return array(
+            self::RESPONSE_TYPE_ACCESS_TOKEN,
+            self::RESPONSE_TYPE_AUTHORIZATION_CODE,
+            self::RESPONSE_TYPE_ID_TOKEN,
+            self::RESPONSE_TYPE_ID_TOKEN_TOKEN,
+            self::RESPONSE_TYPE_CODE_ID_TOKEN,
+        );
+    }
+
+    /**
+     * Returns whether the current request needs to generate an id token.
+     *
+     * ID Tokens are a part of the OpenID Connect specification, so this
+     * method checks whether OpenID Connect is enabled in the server settings
+     * and whether the openid scope was requested.
+     *
+     * @param $request_scope
+     *  A space-separated string of scopes.
+     *
+     * @return
+     *   TRUE if an id token is needed, FALSE otherwise.
+     */
+    public function needsIdToken($request_scope)
+    {
+        // see if the "openid" scope exists in the requested scope
+        return $this->scopeUtil->checkScope('openid', $request_scope);
+    }
+
+    public function getNonce()
+    {
+        return $this->nonce;
+    }
+}
-- 
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