Successful OAuth2 sequence demonstrated with the test vehicle, including an authenticated API call using an access_token.

Zotlabs/Module/Authorize.php

@@ -6,28 +6,6 @@ use Zotlabs\Identity\OAuth2Storage;
 
 class Authorize extends \Zotlabs\Web\Controller {
 
-	function init() {
-
-		// workaround for HTTP-auth in CGI mode
-		if (x($_SERVER, 'REDIRECT_REMOTE_USER')) {
-			$userpass = base64_decode(substr($_SERVER["REDIRECT_REMOTE_USER"], 6));
-			if (strlen($userpass)) {
-				list($name, $password) = explode(':', $userpass);
-				$_SERVER['PHP_AUTH_USER'] = $name;
-				$_SERVER['PHP_AUTH_PW'] = $password;
-			}
-		}
-
-		if (x($_SERVER, 'HTTP_AUTHORIZATION')) {
-			$userpass = base64_decode(substr($_SERVER["HTTP_AUTHORIZATION"], 6));
-			if (strlen($userpass)) {
-				list($name, $password) = explode(':', $userpass);
-				$_SERVER['PHP_AUTH_USER'] = $name;
-				$_SERVER['PHP_AUTH_PW'] = $password;
-			}
-		}
-	}
-
 	function get() {
 		if (!local_channel()) {
 			return login();
@@ -37,7 +15,7 @@ class Authorize extends \Zotlabs\Web\Controller {
 			// http://openid.net/specs/openid-connect-registration-1_0.html
 			$app = array(
 				'name' => (x($_REQUEST, 'client_name') ? urldecode($_REQUEST['client_name']) : 'Unknown App'),
-				'icon' => (x($_REQUEST, 'logo_uri') ? urldecode($_REQUEST['logo_uri']) : '/images/icons/plugin.png'),
+				'icon' => (x($_REQUEST, 'logo_uri') ? urldecode($_REQUEST['logo_uri']) : z_root() . '/images/icons/plugin.png'),
 				'url' => (x($_REQUEST, 'client_uri') ? urldecode($_REQUEST['client_uri']) : ''),
 			);
 			$o .= replace_macros(get_markup_template('oauth_authorize.tpl'), array(
@@ -76,20 +54,26 @@ class Authorize extends \Zotlabs\Web\Controller {
 		if (x($_POST, 'redirect_uri')) {
 			$redirect_uri = $_POST['redirect_uri'];
 		} else {
-			$redirect_uri = $_POST['redirect_uri'] = 'https://fake.example.com';
+			$redirect_uri = $_POST['redirect_uri'] = 'https://fake.example.com/oauth';
 		}
 
 		$request = \OAuth2\Request::createFromGlobals();
 		$response = new \OAuth2\Response();
 
 		// If the client is not registered, add to the database
-		if (!$storage->getClientDetails($client_id)) {
+		if (!$client = $storage->getClientDetails($client_id)) {
 			$client_secret = random_string(16);
 			// Client apps are registered per channel
 			$user_id = local_channel();
 			$storage->setClientDetails($client_id, $client_secret, $redirect_uri, 'authorization_code', null, $user_id);
-			$response->setParameter('client_secret', $client_secret);
+			
 		}
+		if (!$client = $storage->getClientDetails($client_id)) {
+			// There was an error registering the client.
+			$response->send();
+			killme();
+		}
+		$response->setParameter('client_secret', $client['client_secret']);
 
 		// validate the authorize request
 		if (!$s->validateAuthorizeRequest($request, $response)) {

Zotlabs/Module/Oauth2testvehicle.php

@@ -2,6 +2,12 @@
 
 namespace Zotlabs\Module;
 
+/**
+ * The OAuth2TestVehicle class is a way to test the registration of an OAuth2
+ * client app. It allows you to walk through the steps of registering a client,
+ * requesting an authorization code for that client, and then requesting an 
+ * access token for use in authentication against the Hubzilla API endpoints.
+ */
 class OAuth2TestVehicle extends \Zotlabs\Web\Controller {
 
 	function init() {
@@ -14,17 +20,19 @@ class OAuth2TestVehicle extends \Zotlabs\Web\Controller {
 			// cookie, and compare it when the user comes back. This ensures your 
 			// redirection endpoint isn't able to be tricked into attempting to 
 			// exchange arbitrary authorization codes."
-		if ($_REQUEST['code'] && $_REQUEST['state']) {
+		$_SESSION['redirect_uri'] = 'http://hub.localhost/oauth2testvehicle';
-			logger('Authorization callback invoked.', LOGGER_DEBUG);
+		$_SESSION['authorization_code'] = (x($_REQUEST, 'code') ? $_REQUEST['code'] : $_SESSION['authorization_code']);
-			logger(json_encode($_REQUEST, JSON_PRETTY_PRINT), LOGGER_DEBUG);
+		$_SESSION['state'] = (x($_REQUEST, 'state') ? $_REQUEST['state'] : $_SESSION['state'] );
-			info('Authorization callback invoked.' . EOL);
+		$_SESSION['client_id'] = (x($_REQUEST, 'client_id') ? $_REQUEST['client_id'] : $_SESSION['client_id'] );
-			return $this->get();
+		$_SESSION['client_secret'] = (x($_REQUEST, 'client_secret') ? $_REQUEST['client_secret'] : $_SESSION['client_secret']);
-		}
+		$_SESSION['access_token'] = (x($_REQUEST, 'access_token') ? $_REQUEST['access_token'] : $_SESSION['access_token'] );
+		$_SESSION['api_response'] = (x($_SESSION, 'api_response') ? $_SESSION['api_response'] : '');
 	}
 	function get() {
-
+		
 		$o .= replace_macros(get_markup_template('oauth2testvehicle.tpl'), array(
 			'$baseurl' => z_root(),
+			'$api_response' => $_SESSION['api_response'],
 			/*
 			  endpoints => array(
 			  array(
@@ -49,7 +57,8 @@ class OAuth2TestVehicle extends \Zotlabs\Web\Controller {
 					),
 					'oauth2test_delete_db',
 					'Delete the OAuth2 database tables',
-					'POST'
+					'POST',
+					($_SESSION['success'] === 'delete_db'),
 				),
 				array(
 					'oauth2testvehicle',
@@ -60,58 +69,76 @@ class OAuth2TestVehicle extends \Zotlabs\Web\Controller {
 					),
 					'oauth2test_create_db',
 					'Create the OAuth2 database tables',
-					'POST'
+					'POST',
+					($_SESSION['success'] === 'create_db'),
 				),
 				array(
 					'authorize',
 					array(
 						array('response_type', 'code'),
-						array('client_id', urlencode('killer_app')),
+						array('client_id', (x($_REQUEST, 'client_id') ? $_REQUEST['client_id'] : 'oauth2_test_app')),
-						array('redirect_uri', 'http://hub.localhost/oauth2testvehicle'),
+						array('redirect_uri', $_SESSION['redirect_uri']),
 						array('state', 'xyz'),
 						// OpenID Connect Dynamic Client Registration 1.0 Client Metadata
 						// http://openid.net/specs/openid-connect-registration-1_0.html
-						array('client_name', urlencode('Killer App')),
+						array('client_name', 'OAuth2 Test App'),
-						array('logo_uri', urlencode('https://client.example.com/website/img/icon.png')),
+						array('logo_uri', urlencode(z_root() . '/images/icons/plugin.png')),
 						array('client_uri', urlencode('https://client.example.com/website')),
 						array('application_type', 'web'), // would be 'native' for mobile app
 					),
 					'oauth_authorize',
 					'Authorize a test client app',
-					'GET'
+					'GET',
+					(($_REQUEST['code'] && $_REQUEST['state']) ? true : false),
 				),
-				/*
-				 * POST https://api.authorization-server.com/token
-					grant_type=authorization_code&
-					code=AUTH_CODE_HERE&
-					redirect_uri=REDIRECT_URI&
-					client_id=CLIENT_ID
-				 */
 				array(
 					'oauth2testvehicle',
 					array(
 						array('action', 'request_token'),
 						array('grant_type', 'authorization_code'),
-						array('code', (x($_REQUEST, 'code') ? $_REQUEST['code'] : 'no_authorization_code')),
+						array('code', $_SESSION['authorization_code']),
-						array('redirect_uri', 'http://hub.localhost/oauth2testvehicle'),
+						array('redirect_uri', $_SESSION['redirect_uri']),
-						array('client_id', urlencode('killer_app')),
+						array('client_id', ($_SESSION['client_id'] ? $_SESSION['client_id'] : 'oauth2_test_app')),
-						array('client_secret', (x($_REQUEST, 'client_secret') ? $_REQUEST['client_secret'] : 'no_client_secret')),
+						array('client_secret', $_SESSION['client_secret']),
 					),
 					'oauth_token_request',
 					'Request a token',
-					'POST'
+					'POST',
+					($_SESSION['success'] === 'request_token'),
+				),
+				array(
+					'oauth2testvehicle',
+					array(
+						array('action', 'api_files'),
+						array('access_token', $_SESSION['access_token']),
+					),
+					'oauth_api_files',
+					'API: Get channel files',
+					'POST',
+					($_SESSION['success'] === 'api_files'),
 				)
 			)
 		));
-
+		$_SESSION['success'] = '';
 		return $o;
 	}
 
 	function post() {
 
-		//logger(json_encode($_POST, JSON_PRETTY_PRINT), LOGGER_DEBUG);
-
 		switch ($_POST['action']) {
+			case 'api_files':
+				$access_token = $_SESSION['access_token'];
+				$url = z_root() . '/api/z/1.0/files/';				
+				$headers = [];
+				$headers[] = 'Authorization: Bearer ' . $access_token;
+				$post = z_fetch_url($url, false, 0, array(
+					'custom' => 'GET',
+					'headers' => $headers,
+				));
+				logger(json_encode($post, JSON_PRETTY_PRINT), LOGGER_DEBUG);
+				$response = json_decode($post['body'], true);
+				$_SESSION['api_response'] = json_encode($response, JSON_PRETTY_PRINT);
+				break;
 			case 'request_token':
 				$grant_type = (x($_POST, 'grant_type') ? $_POST['grant_type'] : '');
 				$redirect_uri = (x($_POST, 'redirect_uri') ? $_POST['redirect_uri'] : '');
@@ -119,19 +146,21 @@ class OAuth2TestVehicle extends \Zotlabs\Web\Controller {
 				$code = (x($_POST, 'code') ? $_POST['code'] : '');
 				$client_secret = (x($_POST, 'client_secret') ? $_POST['client_secret'] : '');
 				$url = z_root() . '/token/?';
-				$url .= 'grant_type=' . urlencode($grant_type);
+				$url .= 'grant_type=' . $grant_type;
 				$url .= '&redirect_uri=' . urlencode($redirect_uri);
-				$url .= '&client_id=' . urlencode($client_id);
+				$url .= '&client_id=' . $client_id;
-				$url .= '&code=' . urlencode($code);
+				$url .= '&code=' . $code;
 				$post = z_fetch_url($url, false, 0, array(
 					'custom' => 'POST',
 					'http_auth' => $client_id . ':' . $client_secret,
 				));
-				//logger(json_encode($post, JSON_PRETTY_PRINT), LOGGER_DEBUG);
+				logger(json_encode($post, JSON_PRETTY_PRINT), LOGGER_DEBUG);
 				$response = json_decode($post['body'], true);
 				logger(json_encode($response, JSON_PRETTY_PRINT), LOGGER_DEBUG);
 				if($response['access_token']) {
 					info('Access token received: ' . $response['access_token'] . EOL);
+					$_SESSION['success'] = 'request_token';
+					$_SESSION['access_token'] = $response['access_token'];
 				}
 				break;
 			case 'delete_db':
@@ -140,26 +169,23 @@ class OAuth2TestVehicle extends \Zotlabs\Web\Controller {
 				// by passing it the database connection 
 				$pdo = \DBA::$dba->db;
 				$storage = new \Zotlabs\Storage\ZotOauth2Pdo($pdo);
-				logger('Deleting existing database tables...', LOGGER_DEBUG);
 				foreach ($storage->getConfig() as $key => $table) {
-					logger('Deleting table ' . dbesc($table), LOGGER_DEBUG);
 					$r = q("DROP TABLE %s;", dbesc($table));
 					if (!$r) {
-						logger('Errors encountered deleting database table ' . $table . '.', LOGGER_DEBUG);
 						$status = false;
 					}
 				}
 				if (!$status) {
 					notice('Errors encountered deleting database tables.' . EOL);
+					$_SESSION['success'] = '';
 				} else {
 					info('Database tables deleted successfully.' . EOL);
+					$_SESSION['success'] = 'delete_db';
 				}
-
 				break;
 
 			case 'create_db':
 				$status = true;
-				logger('Creating database tables...', LOGGER_DEBUG);
 				@include('.htconfig.php');
 				$pdo = \DBA::$dba->db;
 				$storage = new \Zotlabs\Storage\ZotOauth2Pdo($pdo);
@@ -168,15 +194,17 @@ class OAuth2TestVehicle extends \Zotlabs\Web\Controller {
 						$result = $pdo->exec($statement);
 					} catch (\PDOException $e) {
 						$status = false;
-						logger('Error executing database statement: ' . $statement, LOGGER_DEBUG);
 					}
 				}
 
 				if (!$status) {
 					notice('Errors encountered creating database tables.' . EOL);
+					$_SESSION['success'] = '';
 				} else {
 					info('Database tables created successfully.' . EOL);
+					$_SESSION['success'] = 'create_db';
 				}
+				break;
 
 			default:
 				break;

include/api_auth.php

@@ -14,25 +14,58 @@ function api_login(&$a){
 
 	// login with oauth
 	try {
-		$oauth = new ZotOAuth1();
+		// OAuth 2.0
-		$req = OAuth1Request::from_request();
+		$storage = new \Zotlabs\Identity\OAuth2Storage(\DBA::$dba->db);
+		$server = new \Zotlabs\Identity\OAuth2Server($storage);
+		$request = \OAuth2\Request::createFromGlobals();
+		if ($server->verifyResourceRequest($request)) {
+			$token = $server->getAccessTokenData($request);
+			$uid = $token['user_id'];
+			$r = q("SELECT * FROM channel WHERE channel_id = %d LIMIT 1", 
+				intval($uid)
+			);
+			if (count($r)) {
+				$record = $r[0];
+			} else {
+				header('HTTP/1.0 401 Unauthorized');
+				echo('This api requires login');
+				killme();
+			}
 
-		list($consumer,$token) = $oauth->verify_request($req);
+			$_SESSION['uid'] = $record['channel_id'];
+			$_SESSION['addr'] = $_SERVER['REMOTE_ADDR'];
 
-		if (!is_null($token)){
+			$x = q("select * from account where account_id = %d LIMIT 1", 
-			$oauth->loginUser($token->uid);
+				intval($record['channel_account_id'])
+			);
+			if ($x) {
+				require_once('include/security.php');
+				authenticate_success($x[0], null, true, false, true, true);
+				$_SESSION['allow_api'] = true;
+				call_hooks('logged_in', App::$user);
+				return;
+			}
+		} else {
+			// OAuth 1.0
+			$oauth = new ZotOAuth1();
+			$req = OAuth1Request::from_request();
 
-			App::set_oauth_key($consumer->key);
+			list($consumer, $token) = $oauth->verify_request($req);
 
-			call_hooks('logged_in', App::$user);
+			if (!is_null($token)) {
-			return;
+				$oauth->loginUser($token->uid);
+
+				App::set_oauth_key($consumer->key);
+
+				call_hooks('logged_in', App::$user);
+				return;
+			}
+			killme();
 		}
-		killme();
+	} catch (Exception $e) {
-	}
-	catch(Exception $e) {
 		logger($e->getMessage());
 	}
-		
+
 	// workarounds for HTTP-auth in CGI mode
 
 	foreach([ 'REDIRECT_REMOTE_USER', 'HTTP_AUTHORIZATION' ] as $head) {

include/network.php

@@ -88,6 +88,8 @@ function z_fetch_url($url, $binary = false, $redirects = 0, $opts = array()) {
 			$instance_headers[] = 'Cookie: PHPSESSID=' . session_id();
 		}
 	}
+	logger('headers: ' . json_encode($instance_headers, JSON_PRETTY_PRINT));
+
 	if($instance_headers)
 		@curl_setopt($ch, CURLOPT_HTTPHEADER, $instance_headers);
 
@@ -143,7 +145,7 @@ function z_fetch_url($url, $binary = false, $redirects = 0, $opts = array()) {
 	$base = $s;
 	$curl_info = @curl_getinfo($ch);
 	$http_code = $curl_info['http_code'];
-	//logger('fetch_url:' . $http_code . ' data: ' . $s);
+	logger('fetch_url:' . $http_code . ' data: ' . $s);
 	$header = '';
 
 	// Pull out multiple headers, e.g. proxy and continuation headers

view/tpl/oauth2testvehicle.tpl

@@ -4,10 +4,18 @@
 <div class="oath2test-form-box">
 <form action="{{$baseurl}}/{{$ept.0}}/" method="{{$ept.4}}">
 	<h3>{{$ept.3}}</h3>
-	<p>{{$baseurl}}/{{$ept.0}}/?{{foreach $ept.1 as $field}}{{$field.0}}={{$field.1}}&<input type="hidden" name="{{$field.0}}" value="{{$field.1}}" />{{/foreach}}
+	{{$baseurl}}/{{$ept.0}}/?{{foreach $ept.1 as $field}}{{$field.0}}={{$field.1}}&<input type="hidden" name="{{$field.0}}" value="{{$field.1}}" />{{/foreach}}
-	</p>
+	<br>
 	<button type="submit" name="{{$ept.2}}_submit" value="submit" class="btn btn-med" title="">Submit</button>
-	
+	<span style="display: {{if $ept.5}}inline{{else}}none{{/if}}; font-size: 2em;">&nbsp;<i class="fa fa-check"></i></span>
 </form>
 	</div>
-{{/foreach}}
+{{/foreach}}
+<div>
+	<h3>API response</h3>
+	<pre style="display: inline-block; overflow-x: auto; white-space: nowrap; width: 100%;">
+	<code>
+	{{$api_response}}
+	</code>
+	</pre>
+</div>