<?php
-
/**
- * API for MediaWiki 1.8+
+ * This file is the entry point for all API queries.
+ *
+ * It begins by checking whether the API is enabled on this wiki; if not,
+ * it informs the user that s/he should set $wgEnableAPI to true and exits.
+ * Otherwise, it constructs a new ApiMain using the parameter passed to it
+ * as an argument in the URL ('?action=') and with write-enabled set to the
+ * value of $wgEnableWriteAPI as specified in LocalSettings.php.
+ * It then invokes "execute()" on the ApiMain object instance, which
+ * produces output in the format sepecified in the URL.
*
- * Copyright (C) 2006 Yuri Astrakhan <Firstname><Lastname>@gmail.com
+ * Copyright © 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
*
* 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.
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
-/**
- * This file is the entry point for all API queries. It begins by checking
- * whether the API is enabled on this wiki; if not, it informs the user that
- * s/he should set $wgEnableAPI to true and exits. Otherwise, it constructs
- * a new ApiMain using the parameter passed to it as an argument in the URL
- * ('?action=') and with write-enabled set to the value of $wgEnableWriteAPI
- * as specified in LocalSettings.php. It then invokes "execute()" on the
- * ApiMain object instance, which produces output in the format sepecified
- * in the URL.
- */
+// So extensions (and other code) can check whether they're running in API mode
+define( 'MW_API', true );
-// Initialise common code
-require (dirname(__FILE__) . '/includes/WebStart.php');
-
-wfProfileIn('api.php');
+// Bail if PHP is too low
+if ( !function_exists( 'version_compare' ) || version_compare( phpversion(), '5.3.2' ) < 0 ) {
+ require( dirname( __FILE__ ) . '/includes/PHPVersionError.php' );
+ wfPHPVersionError( '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_NAME'] ) ) {
- $url = $_SERVER['SCRIPT_NAME'];
+// Initialise common code.
+if ( isset( $_SERVER['MW_COMPILED'] ) ) {
+ require ( 'core/includes/WebStart.php' );
} else {
- $url = $_SERVER['URL'];
+ require ( dirname( __FILE__ ) . '/includes/WebStart.php' );
}
-if( strcmp( "$wgScriptPath/api$wgScriptExtension", $url ) ) {
- wfHttpError( 403, 'Forbidden',
- 'API must be accessed through the primary script entry point.' );
+
+wfProfileIn( 'api.php' );
+$starttime = microtime( true );
+
+// URL safety checks
+if ( !$wgRequest->checkUrlExtension() ) {
return;
}
// Verify that the API has not been disabled
-if (!$wgEnableAPI) {
- echo 'MediaWiki API is not enabled for this site. Add the following line to your LocalSettings.php';
- echo '<pre><b>$wgEnableAPI=true;</b></pre>';
+if ( !$wgEnableAPI ) {
+ header( $_SERVER['SERVER_PROTOCOL'] . ' 500 MediaWiki configuration Error', true, 500 );
+ echo( 'MediaWiki API is not enabled for this site. Add the following line to your LocalSettings.php'
+ . '<pre><b>$wgEnableAPI=true;</b></pre>' );
die(1);
}
-// So extensions can check whether they're running in API mode
-define('MW_API', true);
+// Selectively allow cross-site AJAX
+
+/**
+ * Helper function to convert wildcard string into a regex
+ * '*' => '.*?'
+ * '?' => '.'
+ *
+ * @param $search string
+ * @return string
+ */
+function convertWildcard( $search ) {
+ $search = preg_quote( $search, '/' );
+ $search = str_replace(
+ array( '\*', '\?' ),
+ array( '.*?', '.' ),
+ $search
+ );
+ return "/$search/";
+}
+
+if ( $wgCrossSiteAJAXdomains && isset( $_SERVER['HTTP_ORIGIN'] ) ) {
+ $exceptions = array_map( 'convertWildcard', $wgCrossSiteAJAXdomainExceptions );
+ $regexes = array_map( 'convertWildcard', $wgCrossSiteAJAXdomains );
+ foreach ( $regexes as $regex ) {
+ if ( preg_match( $regex, $_SERVER['HTTP_ORIGIN'] ) ) {
+ foreach ( $exceptions as $exc ) { // Check against exceptions
+ if ( preg_match( $exc, $_SERVER['HTTP_ORIGIN'] ) ) {
+ break 2;
+ }
+ }
+ header( "Access-Control-Allow-Origin: {$_SERVER['HTTP_ORIGIN']}" );
+ header( 'Access-Control-Allow-Credentials: true' );
+ break;
+ }
+ }
+}
// Set a dummy $wgTitle, because $wgTitle == null breaks various things
// In a perfect world this wouldn't be necessary
-$wgTitle = Title::newFromText('API');
+$wgTitle = Title::makeTitle( NS_MAIN, 'API' );
/* Construct an ApiMain with the arguments passed via the URL. What we get back
* is some form of an ApiMain, possibly even one that produces an error message,
* but we don't care here, as that is handled by the ctor.
*/
-$processor = new ApiMain($wgRequest, $wgEnableWriteAPI);
+$processor = new ApiMain( $wgRequest, $wgEnableWriteAPI );
// Process data & print results
$processor->execute();
// Execute any deferred updates
-wfDoUpdates();
+DeferredUpdates::doUpdates();
// Log what the user did, for book-keeping purposes.
-wfProfileOut('api.php');
+$endtime = microtime( true );
+wfProfileOut( 'api.php' );
wfLogProfilingData();
-// Shut down the database
-wfGetLBFactory()->shutdown();
+// Log the request
+if ( $wgAPIRequestLog ) {
+ $items = array(
+ wfTimestamp( TS_MW ),
+ $endtime - $starttime,
+ $wgRequest->getIP(),
+ $_SERVER['HTTP_USER_AGENT']
+ );
+ $items[] = $wgRequest->wasPosted() ? 'POST' : 'GET';
+ $module = $processor->getModule();
+ if ( $module->mustBePosted() ) {
+ $items[] = "action=" . $wgRequest->getVal( 'action' );
+ } else {
+ $items[] = wfArrayToCGI( $wgRequest->getValues() );
+ }
+ wfErrorLog( implode( ',', $items ) . "\n", $wgAPIRequestLog );
+ wfDebug( "Logged API request to $wgAPIRequestLog\n" );
+}
+
+// Shut down the database. foo()->bar() syntax is not supported in PHP4: we won't ever actually
+// get here to worry about whether this should be = or =&, but the file has to parse properly.
+$lb = wfGetLBFactory();
+$lb->shutdown();