1 files changed, 111 insertions, 0 deletions
diff --git a/www/wiki/includes/api/ApiRemoveAuthenticationData.php b/www/wiki/includes/api/ApiRemoveAuthenticationData.php
new file mode 100644
index 00000000..e18484be
--- /dev/null
+++ b/www/wiki/includes/api/ApiRemoveAuthenticationData.php
@@ -0,0 +1,111 @@
+<?php
+/**
+ * Copyright © 2016 Wikimedia Foundation and contributors
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ */
+
+use MediaWiki\Auth\AuthManager;
+
+/**
+ * Remove authentication data from AuthManager
+ *
+ * @ingroup API
+ */
+class ApiRemoveAuthenticationData extends ApiBase {
+
+	private $authAction;
+	private $operation;
+
+	public function __construct( ApiMain $main, $action ) {
+		parent::__construct( $main, $action );
+
+		$this->authAction = $action === 'unlinkaccount'
+			? AuthManager::ACTION_UNLINK
+			: AuthManager::ACTION_REMOVE;
+		$this->operation = $action === 'unlinkaccount'
+			? 'UnlinkAccount'
+			: 'RemoveCredentials';
+	}
+
+	public function execute() {
+		if ( !$this->getUser()->isLoggedIn() ) {
+			$this->dieWithError( 'apierror-mustbeloggedin-removeauth', 'notloggedin' );
+		}
+
+		$params = $this->extractRequestParams();
+		$manager = AuthManager::singleton();
+
+		// Check security-sensitive operation status
+		ApiAuthManagerHelper::newForModule( $this )->securitySensitiveOperation( $this->operation );
+
+		// Fetch the request. No need to load from the request, so don't use
+		// ApiAuthManagerHelper's method.
+		$blacklist = $this->authAction === AuthManager::ACTION_REMOVE
+			? array_flip( $this->getConfig()->get( 'RemoveCredentialsBlacklist' ) )
+			: [];
+		$reqs = array_filter(
+			$manager->getAuthenticationRequests( $this->authAction, $this->getUser() ),
+			function ( $req ) use ( $params, $blacklist ) {
+				return $req->getUniqueId() === $params['request'] &&
+					!isset( $blacklist[get_class( $req )] );
+			}
+		);
+		if ( count( $reqs ) !== 1 ) {
+			$this->dieWithError( 'apierror-changeauth-norequest', 'badrequest' );
+		}
+		$req = reset( $reqs );
+
+		// Perform the removal
+		$status = $manager->allowsAuthenticationDataChange( $req, true );
+		Hooks::run( 'ChangeAuthenticationDataAudit', [ $req, $status ] );
+		if ( !$status->isGood() ) {
+			$this->dieStatus( $status );
+		}
+		$manager->changeAuthenticationData( $req );
+
+		$this->getResult()->addValue( null, $this->getModuleName(), [ 'status' => 'success' ] );
+	}
+
+	public function isWriteMode() {
+		return true;
+	}
+
+	public function needsToken() {
+		return 'csrf';
+	}
+
+	public function getAllowedParams() {
+		return ApiAuthManagerHelper::getStandardParams( $this->authAction,
+			'request'
+		);
+	}
+
+	protected function getExamplesMessages() {
+		$path = $this->getModulePath();
+		$action = $this->getModuleName();
+		return [
+			"action={$action}&request=FooAuthenticationRequest&token=123ABC"
+				=> "apihelp-{$path}-example-simple",
+		];
+	}
+
+	public function getHelpUrls() {
+		return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Manage_authentication_data';
+	}
+}