Файл: phpbb/auth/provider/oauth/oauth.php
Строк: 660
<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbbauthprovideroauth;
use OAuthCommonConsumerCredentials;
/**
* OAuth authentication provider for phpBB3
*/
class oauth extends phpbbauthproviderbase
{
/**
* Database driver
*
* @var phpbbdbdriverdriver_interface
*/
protected $db;
/**
* phpBB config
*
* @var phpbbconfigconfig
*/
protected $config;
/**
* phpBB passwords manager
*
* @var phpbbpasswordsmanager
*/
protected $passwords_manager;
/**
* phpBB request object
*
* @var phpbbrequestrequest_interface
*/
protected $request;
/**
* phpBB user
*
* @var phpbbuser
*/
protected $user;
/**
* OAuth token table
*
* @var string
*/
protected $auth_provider_oauth_token_storage_table;
/**
* OAuth account association table
*
* @var string
*/
protected $auth_provider_oauth_token_account_assoc;
/**
* All OAuth service providers
*
* @var phpbbdiservice_collection Contains phpbbauthprovideroauthservice_interface
*/
protected $service_providers;
/**
* Users table
*
* @var string
*/
protected $users_table;
/**
* Cached current uri object
*
* @var OAuthCommonHttpUriUriInterface|null
*/
protected $current_uri;
/**
* DI container
*
* @var SymfonyComponentDependencyInjectionContainerInterface
*/
protected $phpbb_container;
/**
* phpBB root path
*
* @var string
*/
protected $phpbb_root_path;
/**
* PHP file extension
*
* @var string
*/
protected $php_ext;
/**
* OAuth Authentication Constructor
*
* @param phpbbdbdriverdriver_interface $db
* @param phpbbconfigconfig $config
* @param phpbbpasswordsmanager $passwords_manager
* @param phpbbrequestrequest_interface $request
* @param phpbbuser $user
* @param string $auth_provider_oauth_token_storage_table
* @param string $auth_provider_oauth_token_account_assoc
* @param phpbbdiservice_collection $service_providers Contains phpbbauthprovideroauthservice_interface
* @param string $users_table
* @param SymfonyComponentDependencyInjectionContainerInterface $phpbb_container DI container
* @param string $phpbb_root_path
* @param string $php_ext
*/
public function __construct(phpbbdbdriverdriver_interface $db, phpbbconfigconfig $config, phpbbpasswordsmanager $passwords_manager, phpbbrequestrequest_interface $request, phpbbuser $user, $auth_provider_oauth_token_storage_table, $auth_provider_oauth_token_account_assoc, phpbbdiservice_collection $service_providers, $users_table, SymfonyComponentDependencyInjectionContainerInterface $phpbb_container, $phpbb_root_path, $php_ext)
{
$this->db = $db;
$this->config = $config;
$this->passwords_manager = $passwords_manager;
$this->request = $request;
$this->user = $user;
$this->auth_provider_oauth_token_storage_table = $auth_provider_oauth_token_storage_table;
$this->auth_provider_oauth_token_account_assoc = $auth_provider_oauth_token_account_assoc;
$this->service_providers = $service_providers;
$this->users_table = $users_table;
$this->phpbb_container = $phpbb_container;
$this->phpbb_root_path = $phpbb_root_path;
$this->php_ext = $php_ext;
}
/**
* {@inheritdoc}
*/
public function init()
{
// This does not test whether or not the key and secret provided are valid.
foreach ($this->service_providers as $service_provider)
{
$credentials = $service_provider->get_service_credentials();
if (($credentials['key'] && !$credentials['secret']) || (!$credentials['key'] && $credentials['secret']))
{
return $this->user->lang['AUTH_PROVIDER_OAUTH_ERROR_ELEMENT_MISSING'];
}
}
return false;
}
/**
* {@inheritdoc}
*/
public function login($username, $password)
{
// Temporary workaround for only having one authentication provider available
if (!$this->request->is_set('oauth_service'))
{
$provider = new phpbbauthproviderdb($this->db, $this->config, $this->passwords_manager, $this->request, $this->user, $this->phpbb_container, $this->phpbb_root_path, $this->php_ext);
return $provider->login($username, $password);
}
// Requst the name of the OAuth service
$service_name_original = $this->request->variable('oauth_service', '', false);
$service_name = 'auth.provider.oauth.service.' . strtolower($service_name_original);
if ($service_name_original === '' || !array_key_exists($service_name, $this->service_providers))
{
return array(
'status' => LOGIN_ERROR_EXTERNAL_AUTH,
'error_msg' => 'LOGIN_ERROR_OAUTH_SERVICE_DOES_NOT_EXIST',
'user_row' => array('user_id' => ANONYMOUS),
);
}
// Get the service credentials for the given service
$service_credentials = $this->service_providers[$service_name]->get_service_credentials();
$storage = new phpbbauthprovideroauthtoken_storage($this->db, $this->user, $this->auth_provider_oauth_token_storage_table);
$query = 'mode=login&login=external&oauth_service=' . $service_name_original;
$service = $this->get_service($service_name_original, $storage, $service_credentials, $query, $this->service_providers[$service_name]->get_auth_scope());
if ($this->request->is_set('code', phpbbrequestrequest_interface::GET))
{
$this->service_providers[$service_name]->set_external_service_provider($service);
$unique_id = $this->service_providers[$service_name]->perform_auth_login();
// Check to see if this provider is already assosciated with an account
$data = array(
'provider' => $service_name_original,
'oauth_provider_id' => $unique_id
);
$sql = 'SELECT user_id FROM ' . $this->auth_provider_oauth_token_account_assoc . '
WHERE ' . $this->db->sql_build_array('SELECT', $data);
$result = $this->db->sql_query($sql);
$row = $this->db->sql_fetchrow($result);
$this->db->sql_freeresult($result);
if (!$row)
{
// The user does not yet exist, ask to link or create profile
return array(
'status' => LOGIN_SUCCESS_LINK_PROFILE,
'error_msg' => 'LOGIN_OAUTH_ACCOUNT_NOT_LINKED',
'user_row' => array(),
'redirect_data' => array(
'auth_provider' => 'oauth',
'login_link_oauth_service' => $service_name_original,
),
);
}
// Retrieve the user's account
$sql = 'SELECT user_id, username, user_password, user_passchg, user_email, user_type, user_login_attempts
FROM ' . $this->users_table . '
WHERE user_id = ' . (int) $row['user_id'];
$result = $this->db->sql_query($sql);
$row = $this->db->sql_fetchrow($result);
$this->db->sql_freeresult($result);
if (!$row)
{
throw new Exception('AUTH_PROVIDER_OAUTH_ERROR_INVALID_ENTRY');
}
// Update token storage to store the user_id
$storage->set_user_id($row['user_id']);
// The user is now authenticated and can be logged in
return array(
'status' => LOGIN_SUCCESS,
'error_msg' => false,
'user_row' => $row,
);
}
else
{
$url = $service->getAuthorizationUri();
header('Location: ' . $url);
}
}
/**
* Returns the cached current_uri object or creates and caches it if it is
* not already created. In each case the query string is updated based on
* the $query parameter.
*
* @param string $service_name The name of the service
* @param string $query The query string of the current_uri
* used in redirects
* @return OAuthCommonHttpUriUriInterface
*/
protected function get_current_uri($service_name, $query)
{
if ($this->current_uri)
{
$this->current_uri->setQuery($query);
return $this->current_uri;
}
$uri_factory = new OAuthCommonHttpUriUriFactory();
$current_uri = $uri_factory->createFromSuperGlobalArray($this->request->get_super_global(phpbbrequestrequest_interface::SERVER));
$current_uri->setQuery($query);
$this->current_uri = $current_uri;
return $current_uri;
}
/**
* Returns a new service object
*
* @param string $service_name The name of the service
* @param phpbbauthprovideroauthtoken_storage $storage
* @param array $service_credentials {@see phpbbauthprovideroauthoauth::get_service_credentials}
* @param string $query The query string of the
* current_uri used in redirection
* @param array $scopes The scope of the request against
* the api.
* @return OAuthCommonServiceServiceInterface
* @throws Exception
*/
protected function get_service($service_name, phpbbauthprovideroauthtoken_storage $storage, array $service_credentials, $query, array $scopes = array())
{
$current_uri = $this->get_current_uri($service_name, $query);
// Setup the credentials for the requests
$credentials = new Credentials(
$service_credentials['key'],
$service_credentials['secret'],
$current_uri->getAbsoluteUri()
);
$service_factory = new OAuthServiceFactory();
$service = $service_factory->createService($service_name, $credentials, $storage, $scopes);
if (!$service)
{
throw new Exception('AUTH_PROVIDER_OAUTH_ERROR_SERVICE_NOT_CREATED');
}
return $service;
}
/**
* {@inheritdoc}
*/
public function get_login_data()
{
$login_data = array(
'TEMPLATE_FILE' => 'login_body_oauth.html',
'BLOCK_VAR_NAME' => 'oauth',
'BLOCK_VARS' => array(),
);
foreach ($this->service_providers as $service_name => $service_provider)
{
// Only include data if the credentials are set
$credentials = $service_provider->get_service_credentials();
if ($credentials['key'] && $credentials['secret'])
{
$actual_name = str_replace('auth.provider.oauth.service.', '', $service_name);
$redirect_url = build_url(false) . '&login=external&oauth_service=' . $actual_name;
$login_data['BLOCK_VARS'][$service_name] = array(
'REDIRECT_URL' => redirect($redirect_url, true),
'SERVICE_NAME' => $this->user->lang['AUTH_PROVIDER_OAUTH_SERVICE_' . strtoupper($actual_name)],
);
}
}
return $login_data;
}
/**
* {@inheritdoc}
*/
public function acp()
{
$ret = array();
foreach ($this->service_providers as $service_name => $service_provider)
{
$actual_name = str_replace('auth.provider.oauth.service.', '', $service_name);
$ret[] = 'auth_oauth_' . $actual_name . '_key';
$ret[] = 'auth_oauth_' . $actual_name . '_secret';
}
return $ret;
}
/**
* {@inheritdoc}
*/
public function get_acp_template($new_config)
{
$ret = array(
'BLOCK_VAR_NAME' => 'oauth_services',
'BLOCK_VARS' => array(),
'TEMPLATE_FILE' => 'auth_provider_oauth.html',
'TEMPLATE_VARS' => array(),
);
foreach ($this->service_providers as $service_name => $service_provider)
{
$actual_name = str_replace('auth.provider.oauth.service.', '', $service_name);
$ret['BLOCK_VARS'][$actual_name] = array(
'ACTUAL_NAME' => $this->user->lang['AUTH_PROVIDER_OAUTH_SERVICE_' . strtoupper($actual_name)],
'KEY' => $new_config['auth_oauth_' . $actual_name . '_key'],
'NAME' => $actual_name,
'SECRET' => $new_config['auth_oauth_' . $actual_name . '_secret'],
);
}
return $ret;
}
/**
* {@inheritdoc}
*/
public function login_link_has_necessary_data($login_link_data)
{
if (empty($login_link_data))
{
return 'LOGIN_LINK_NO_DATA_PROVIDED';
}
if (!array_key_exists('oauth_service', $login_link_data) || !$login_link_data['oauth_service'] ||
!array_key_exists('link_method', $login_link_data) || !$login_link_data['link_method'])
{
return 'LOGIN_LINK_MISSING_DATA';
}
return null;
}
/**
* {@inheritdoc}
*/
public function link_account(array $link_data)
{
// Check for a valid link method (auth_link or login_link)
if (!array_key_exists('link_method', $link_data) ||
!in_array($link_data['link_method'], array(
'auth_link',
'login_link',
)))
{
return 'LOGIN_LINK_MISSING_DATA';
}
// We must have an oauth_service listed, check for it two ways
if (!array_key_exists('oauth_service', $link_data) || !$link_data['oauth_service'])
{
$link_data['oauth_service'] = $this->request->variable('oauth_service', '');
if (!$link_data['oauth_service'])
{
return 'LOGIN_LINK_MISSING_DATA';
}
}
$service_name = 'auth.provider.oauth.service.' . strtolower($link_data['oauth_service']);
if (!array_key_exists($service_name, $this->service_providers))
{
return 'LOGIN_ERROR_OAUTH_SERVICE_DOES_NOT_EXIST';
}
switch ($link_data['link_method'])
{
case 'auth_link':
return $this->link_account_auth_link($link_data, $service_name);
case 'login_link':
return $this->link_account_login_link($link_data, $service_name);
}
}
/**
* Performs the account linking for login_link
*
* @param array $link_data The same variable given to {@see phpbbauthproviderprovider_interface::link_account}
* @param string $service_name The name of the service being used in
* linking.
* @return string|null Returns a language constant (string) if an error is
* encountered, or null on success.
*/
protected function link_account_login_link(array $link_data, $service_name)
{
$storage = new phpbbauthprovideroauthtoken_storage($this->db, $this->user, $this->auth_provider_oauth_token_storage_table);
// Check for an access token, they should have one
if (!$storage->has_access_token_by_session($service_name))
{
return 'LOGIN_LINK_ERROR_OAUTH_NO_ACCESS_TOKEN';
}
// Prepare the query string
$query = 'mode=login_link&login_link_oauth_service=' . strtolower($link_data['oauth_service']);
// Prepare for an authentication request
$service_credentials = $this->service_providers[$service_name]->get_service_credentials();
$scopes = $this->service_providers[$service_name]->get_auth_scope();
$service = $this->get_service(strtolower($link_data['oauth_service']), $storage, $service_credentials, $query, $scopes);
$this->service_providers[$service_name]->set_external_service_provider($service);
// The user has already authenticated successfully, request to authenticate again
$unique_id = $this->service_providers[$service_name]->perform_token_auth();
// Insert into table, they will be able to log in after this
$data = array(
'user_id' => $link_data['user_id'],
'provider' => strtolower($link_data['oauth_service']),
'oauth_provider_id' => $unique_id,
);
$this->link_account_perform_link($data);
// Update token storage to store the user_id
$storage->set_user_id($link_data['user_id']);
}
/**
* Performs the account linking for auth_link
*
* @param array $link_data The same variable given to {@see phpbbauthproviderprovider_interface::link_account}
* @param string $service_name The name of the service being used in
* linking.
* @return string|null Returns a language constant (string) if an error is
* encountered, or null on success.
*/
protected function link_account_auth_link(array $link_data, $service_name)
{
$storage = new phpbbauthprovideroauthtoken_storage($this->db, $this->user, $this->auth_provider_oauth_token_storage_table);
$query = 'i=ucp_auth_link&mode=auth_link&link=1&oauth_service=' . strtolower($link_data['oauth_service']);
$service_credentials = $this->service_providers[$service_name]->get_service_credentials();
$scopes = $this->service_providers[$service_name]->get_auth_scope();
$service = $this->get_service(strtolower($link_data['oauth_service']), $storage, $service_credentials, $query, $scopes);
if ($this->request->is_set('code', phpbbrequestrequest_interface::GET))
{
$this->service_providers[$service_name]->set_external_service_provider($service);
$unique_id = $this->service_providers[$service_name]->perform_auth_login();
// Insert into table, they will be able to log in after this
$data = array(
'user_id' => $this->user->data['user_id'],
'provider' => strtolower($link_data['oauth_service']),
'oauth_provider_id' => $unique_id,
);
$this->link_account_perform_link($data);
}
else
{
$url = $service->getAuthorizationUri();
header('Location: ' . $url);
}
}
/**
* Performs the query that inserts an account link
*
* @param array $data This array is passed to db->sql_build_array
*/
protected function link_account_perform_link(array $data)
{
$sql = 'INSERT INTO ' . $this->auth_provider_oauth_token_account_assoc . '
' . $this->db->sql_build_array('INSERT', $data);
$this->db->sql_query($sql);
}
/**
* {@inheritdoc}
*/
public function logout($data, $new_session)
{
// Clear all tokens belonging to the user
$storage = new phpbbauthprovideroauthtoken_storage($this->db, $this->user, $this->auth_provider_oauth_token_storage_table);
$storage->clearAllTokens();
return;
}
/**
* {@inheritdoc}
*/
public function get_auth_link_data()
{
$block_vars = array();
// Get all external accounts tied to the current user
$data = array(
'user_id' => (int) $this->user->data['user_id'],
);
$sql = 'SELECT oauth_provider_id, provider FROM ' . $this->auth_provider_oauth_token_account_assoc . '
WHERE ' . $this->db->sql_build_array('SELECT', $data);
$result = $this->db->sql_query($sql);
$rows = $this->db->sql_fetchrowset($result);
$this->db->sql_freeresult($result);
$oauth_user_ids = array();
if ($rows !== false && sizeof($rows))
{
foreach ($rows as $row)
{
$oauth_user_ids[$row['provider']] = $row['oauth_provider_id'];
}
}
unset($rows);
foreach ($this->service_providers as $service_name => $service_provider)
{
// Only include data if the credentials are set
$credentials = $service_provider->get_service_credentials();
if ($credentials['key'] && $credentials['secret'])
{
$actual_name = str_replace('auth.provider.oauth.service.', '', $service_name);
$block_vars[$service_name] = array(
'HIDDEN_FIELDS' => array(
'link' => (!isset($oauth_user_ids[$actual_name])),
'oauth_service' => $actual_name,
),
'SERVICE_NAME' => $this->user->lang['AUTH_PROVIDER_OAUTH_SERVICE_' . strtoupper($actual_name)],
'UNIQUE_ID' => (isset($oauth_user_ids[$actual_name])) ? $oauth_user_ids[$actual_name] : null,
);
}
}
return array(
'BLOCK_VAR_NAME' => 'oauth',
'BLOCK_VARS' => $block_vars,
'TEMPLATE_FILE' => 'ucp_auth_link_oauth.html',
);
}
/**
* {@inheritdoc}
*/
public function unlink_account(array $link_data)
{
if (!array_key_exists('oauth_service', $link_data) || !$link_data['oauth_service'])
{
return 'LOGIN_LINK_MISSING_DATA';
}
// Remove the link
$sql = 'DELETE FROM ' . $this->auth_provider_oauth_token_account_assoc . "
WHERE provider = '" . $this->db->sql_escape($link_data['oauth_service']) . "'
AND user_id = " . (int) $this->user->data['user_id'];
$this->db->sql_query($sql);
// Clear all tokens belonging to the user on this servce
$service_name = 'auth.provider.oauth.service.' . strtolower($link_data['oauth_service']);
$storage = new phpbbauthprovideroauthtoken_storage($this->db, $this->user, $this->auth_provider_oauth_token_storage_table);
$storage->clearToken($service_name);
}
}