1 files changed, 104 insertions, 0 deletions
diff --git a/includes/api/ApiQueryTokens.php b/includes/api/ApiQueryTokens.php
new file mode 100644
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+++ b/includes/api/ApiQueryTokens.php
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+<?php
+/**
+ * Module to fetch tokens via action=query&meta=tokens
+ *
+ * Created on August 8, 2014
+ *
+ * Copyright © 2014 Brad Jorsch bjorsch@wikimedia.org
+ *
+ * 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
+ * @since 1.24
+ */
+
+/**
+ * Module to fetch tokens via action=query&meta=tokens
+ *
+ * @ingroup API
+ * @since 1.24
+ */
+class ApiQueryTokens extends ApiQueryBase {
+
+	public function execute() {
+		$params = $this->extractRequestParams();
+		$res = array();
+
+		if ( $this->getMain()->getRequest()->getVal( 'callback' ) !== null ) {
+			$this->setWarning( 'Tokens may not be obtained when using a callback' );
+			return;
+		}
+
+		$salts = self::getTokenTypeSalts();
+		foreach ( $params['type'] as $type ) {
+			$salt = $salts[$type];
+			$val = $this->getUser()->getEditToken( $salt, $this->getRequest() );
+			$res[$type . 'token'] = $val;
+		}
+
+		$this->getResult()->addValue( 'query', $this->getModuleName(), $res );
+	}
+
+	public static function getTokenTypeSalts() {
+		static $salts = null;
+		if ( !$salts ) {
+			wfProfileIn( __METHOD__ );
+			$salts = array(
+				'csrf' => '',
+				'watch' => 'watch',
+				'patrol' => 'patrol',
+				'rollback' => 'rollback',
+				'userrights' => 'userrights',
+			);
+			wfRunHooks( 'ApiQueryTokensRegisterTypes', array( &$salts ) );
+			ksort( $salts );
+			wfProfileOut( __METHOD__ );
+		}
+
+		return $salts;
+	}
+
+	public function getAllowedParams() {
+		return array(
+			'type' => array(
+				ApiBase::PARAM_DFLT => 'csrf',
+				ApiBase::PARAM_ISMULTI => true,
+				ApiBase::PARAM_TYPE => array_keys( self::getTokenTypeSalts() ),
+			),
+		);
+	}
+
+	public function getParamDescription() {
+		return array(
+			'type' => 'Type of token(s) to request'
+		);
+	}
+
+	public function getDescription() {
+		return 'Gets tokens for data-modifying actions.';
+	}
+
+	protected function getExamples() {
+		return array(
+			'api.php?action=query&meta=tokens' => 'Retrieve a csrf token (the default)',
+			'api.php?action=query&meta=tokens&type=watch|patrol' => 'Retrieve a watch token and a patrol token'
+		);
+	}
+
+	public function getCacheMode( $params ) {
+		return 'private';
+	}
+}