MediaWiki 1.15.0

[autoinstallsdev/mediawiki.git] / api.php

diff --git a/api.php b/api.php
index fa85573df5b1e5e199e3cf849bba4fd4a3b24f00..58e06d88d00bc6f4dad16a7618dd85eff0b2bb65 100644 (file)
--- a/api.php
+++ b/api.php
@@ -1,25 +1,27 @@
 <?php
 
-/*
-* API for MediaWiki 1.8+
-*
-* Copyright (C) 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
-*
-* 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.,
-* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-* http://www.gnu.org/copyleft/gpl.html
-*/
+/**
+ * API for MediaWiki 1.8+
+ *
+ * Copyright (C) 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
+ *
+ * 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.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ */
 
 /** 
  * This file is the entry point for all API queries. It begins by checking 
@@ -37,13 +39,43 @@ require (dirname(__FILE__) . '/includes/WebStart.php');
 
 wfProfileIn('api.php');
 
+// URL safety checks
+//
+// See RawPage.php for details; summary is that MSIE can override the
+// Content-Type if it sees a recognized extension on the URL, such as
+// might be appended via PATH_INFO after 'api.php'.
+//
+// Some data formats can end up containing unfiltered user-provided data
+// which will end up triggering HTML detection and execution, hence
+// XSS injection and all that entails.
+//
+// Ensure that all access is through the canonical entry point...
+//
+if( isset( $_SERVER['SCRIPT_URL'] ) ) {
+       $url = $_SERVER['SCRIPT_URL'];
+} else {
+       $url = $_SERVER['PHP_SELF'];
+}
+if( strcmp( "$wgScriptPath/api$wgScriptExtension", $url ) ) {
+       wfHttpError( 403, 'Forbidden',
+               'API must be accessed through the primary script entry point.' );
+       return;
+}
+
 // Verify that the API has not been disabled
 if (!$wgEnableAPI) {
        echo 'MediaWiki API is not enabled for this site. Add the following line to your LocalSettings.php';
        echo '<pre><b>$wgEnableAPI=true;</b></pre>';
-       die(-1);
+       die(1);
 }
 
+// So extensions can check whether they're running in API mode
+define('MW_API', true);
+
+// Set a dummy $wgTitle, because $wgTitle == null breaks various things
+// In a perfect world this wouldn't be necessary
+$wgTitle = Title::newFromText('API');
+
 /* Construct an ApiMain with the arguments passed via the URL. What we get back
  * is some form of an ApiMain, possibly even one that produces an error message,
  * but we don't care here, as that is handled by the ctor.
@@ -53,7 +85,13 @@ $processor = new ApiMain($wgRequest, $wgEnableWriteAPI);
 // Process data & print results
 $processor->execute();
 
+// Execute any deferred updates
+wfDoUpdates();
+
 // Log what the user did, for book-keeping purposes.
 wfProfileOut('api.php');
 wfLogProfilingData();
 
+// Shut down the database
+wfGetLBFactory()->shutdown();
+