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<?php
/**
* The web entry point for all %Action API queries, handled by ApiMain
* and ApiBase subclasses.
*
* This is used by bots to fetch content and information about the wiki,
* its pages, and its users. See <https://www.mediawiki.org/wiki/API> for more
* information.
*
* It begins by constructing a new ApiMain using the parameter passed to it
* as an argument in the URL ('?action='). It then invokes "execute()" on the
* ApiMain object instance, which produces output in the format specified in
* the URL.
*
* 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
* 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 entrypoint
* @ingroup API
*/
use MediaWiki\Logger\LegacyLogger;
// So extensions (and other code) can check whether they're running in API mode
define( 'MW_API', true );
define( 'MW_ENTRY_POINT', 'api' );
require __DIR__ . '/includes/WebStart.php';
wfApiMain();
function wfApiMain() {
global $wgRequest, $wgTitle, $wgAPIRequestLog;
$starttime = microtime( true );
// PATH_INFO can be used for stupid things. We don't support it for api.php at
// all, so error out if it's present. (T128209)
if ( isset( $_SERVER['PATH_INFO'] ) && $_SERVER['PATH_INFO'] != '' ) {
$correctUrl = wfAppendQuery( wfScript( 'api' ), $wgRequest->getQueryValuesOnly() );
$correctUrl = wfExpandUrl( $correctUrl, PROTO_CANONICAL );
header( "Location: $correctUrl", true, 301 );
echo 'This endpoint does not support "path info", i.e. extra text between "api.php"'
. 'and the "?". Remove any such text and try again.';
die( 1 );
}
// Set a dummy $wgTitle, because $wgTitle == null breaks various things
// In a perfect world this wouldn't be necessary
$wgTitle = Title::makeTitle( NS_SPECIAL, 'Badtitle/dummy title for API calls set in api.php' );
// RequestContext will read from $wgTitle, but it will also whine about it.
// In a perfect world this wouldn't be necessary either.
RequestContext::getMain()->setTitle( $wgTitle );
try {
// 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 constructor.
$processor = new ApiMain( RequestContext::getMain(), true );
// Last chance hook before executing the API
Hooks::runner()->onApiBeforeMain( $processor );
if ( !$processor instanceof ApiMain ) {
throw new MWException( 'ApiBeforeMain hook set $processor to a non-ApiMain class' );
}
} catch ( Throwable $e ) {
// Crap. Try to report the exception in API format to be friendly to clients.
ApiMain::handleApiBeforeMainException( $e );
$processor = false;
}
// Process data & print results
if ( $processor ) {
$processor->execute();
}
// Log what the user did, for book-keeping purposes.
$endtime = microtime( true );
// Log the request
if ( $wgAPIRequestLog ) {
$items = [
wfTimestamp( TS_MW ),
$endtime - $starttime,
$wgRequest->getIP(),
$wgRequest->getHeader( 'User-agent' )
];
$items[] = $wgRequest->wasPosted() ? 'POST' : 'GET';
if ( $processor ) {
try {
$manager = $processor->getModuleManager();
$module = $manager->getModule( $wgRequest->getVal( 'action' ), 'action' );
} catch ( Throwable $ex ) {
$module = null;
}
if ( !$module || $module->mustBePosted() ) {
$items[] = "action=" . $wgRequest->getVal( 'action' );
} else {
$items[] = wfArrayToCgi( $wgRequest->getValues() );
}
} else {
$items[] = "failed in ApiBeforeMain";
}
LegacyLogger::emit( implode( ',', $items ) . "\n", $wgAPIRequestLog );
wfDebug( "Logged API request to $wgAPIRequestLog" );
}
$mediawiki = new MediaWiki();
$mediawiki->doPostOutputShutdown();
}
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