<?php
/**
- * @defgroup Ajax Ajax
+ * Handle ajax requests and send them to the proper handler.
+ *
+ * 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
* @ingroup Ajax
- * Handle ajax requests and send them to the proper handler.
*/
-if ( !( defined( 'MEDIAWIKI' ) && $wgUseAjax ) ) {
- die( 1 );
-}
-
-require_once( 'AjaxFunctions.php' );
+/**
+ * @defgroup Ajax Ajax
+ */
/**
* Object-Oriented Ajax functions.
* @ingroup Ajax
*/
class AjaxDispatcher {
- /** Name of the requested handler */
- private $func_name = null;
+ /**
+ * The way the request was made, either a 'get' or a 'post'
+ * @var string $mode
+ */
+ private $mode;
- /** Arguments passed */
- private $args = array();
+ /**
+ * Name of the requested handler
+ * @var string $func_name
+ */
+ private $func_name;
+
+ /** Arguments passed
+ * @var array $args
+ */
+ private $args;
- /** Load up our object with user supplied data */
- public function __construct( WebRequest $req ) {
+ /**
+ * Load up our object with user supplied data
+ */
+ function __construct() {
wfProfileIn( __METHOD__ );
- $rs = $req->getVal( 'rs' );
- if( $rs !== null ) {
- $this->func_name = $rs;
+ $this->mode = "";
+
+ if ( ! empty( $_GET["rs"] ) ) {
+ $this->mode = "get";
+ }
+
+ if ( !empty( $_POST["rs"] ) ) {
+ $this->mode = "post";
}
- $rsargs = $req->getVal( 'rsargs' );
- if( $rsargs !== null ) {
- $this->args = $rsargs;
+
+ switch( $this->mode ) {
+ case 'get':
+ $this->func_name = isset( $_GET["rs"] ) ? $_GET["rs"] : '';
+ if ( ! empty( $_GET["rsargs"] ) ) {
+ $this->args = $_GET["rsargs"];
+ } else {
+ $this->args = array();
+ }
+ break;
+ case 'post':
+ $this->func_name = isset( $_POST["rs"] ) ? $_POST["rs"] : '';
+ if ( ! empty( $_POST["rsargs"] ) ) {
+ $this->args = $_POST["rsargs"];
+ } else {
+ $this->args = array();
+ }
+ break;
+ default:
+ wfProfileOut( __METHOD__ );
+ return;
+ # Or we could throw an exception:
+ # throw new MWException( __METHOD__ . ' called without any data (mode empty).' );
}
wfProfileOut( __METHOD__ );
}
- /** Pass the request to our internal function.
+ /**
+ * Pass the request to our internal function.
* BEWARE! Data are passed as they have been supplied by the user,
* they should be carefully handled in the function processing the
* request.
*/
function performAction() {
- global $wgAjaxExportList, $wgOut;
+ global $wgAjaxExportList, $wgOut, $wgUser;
- if ( is_null( $this->func_name ) ) {
+ if ( empty( $this->mode ) ) {
return;
}
'Bad Request',
"unknown function " . (string) $this->func_name
);
+ } elseif ( !in_array( 'read', User::getGroupPermissions( array( '*' ) ), true )
+ && !$wgUser->isAllowed( 'read' ) )
+ {
+ wfHttpError(
+ 403,
+ 'Forbidden',
+ 'You must log in to view pages.' );
} else {
wfDebug( __METHOD__ . ' dispatching ' . $this->func_name . "\n" );
- if ( strpos( $this->func_name, '::' ) !== false ) {
- $func = explode( '::', $this->func_name, 2 );
- } else {
- $func = $this->func_name;
- }
-
try {
- $result = call_user_func_array( $func, $this->args );
+ $result = call_user_func_array( $this->func_name, $this->args );
if ( $result === false || $result === null ) {
wfDebug( __METHOD__ . ' ERROR while dispatching '
}
}
- wfProfileOut( __METHOD__ );
$wgOut = null;
+ wfProfileOut( __METHOD__ );
}
}