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<?php
/**
* Code for automatic creation of categories.
*
* @file
* @author Robert Leverington
* @author Robin Pepermans
* @author Niklas Laxström
* @author Brian Wolff
* @author Purodha Blissenbach
* @author Sam Reed
* @author Siebrand Mazeland
* @license GPL-2.0-or-later
*/
declare( strict_types = 1 );
namespace MediaWiki\Babel;
use ContentHandler;
use DeferredUpdates;
use MediaWiki\MediaWikiServices;
use Title;
use User;
/**
* Class for automatic creation of Babel category pages.
*/
class BabelAutoCreate {
/**
* @var User|null|false
*/
protected static $user = false;
public static function onUserGetReservedNames( array &$names ): bool {
$names[] = 'msg:babel-autocreate-user';
return true;
}
/**
* Create category.
*
* @param string $category Name of category to create.
* @param string $code Code of language that the category is for.
* @param string|null $level Level that the category is for.
*/
public static function create( string $category, string $code, string $level = null ): void {
$category = strip_tags( $category );
$title = Title::makeTitleSafe( NS_CATEGORY, $category );
if ( $title === null || $title->exists() ) {
return;
}
DeferredUpdates::addCallableUpdate( function () use ( $code, $level, $title ) {
global $wgLanguageCode;
$language = BabelLanguageCodes::getName( $code, $wgLanguageCode );
$params = [ $language, $code ];
if ( $level === null ) {
$text = wfMessage( 'babel-autocreate-text-main', $params )->inContentLanguage()->text();
} else {
array_unshift( $params, $level );
$text = wfMessage( 'babel-autocreate-text-levels', $params )->inContentLanguage()->text();
}
$user = self::user();
# Do not add a message if the username is invalid or if the account that adds it, is blocked
if ( !$user || $user->getBlock() ) {
return;
}
if ( !MediaWikiServices::getInstance()->getPermissionManager()
->quickUserCan( 'create', $user, $title )
) {
# The Babel AutoCreate account is not allowed to create the page
return;
}
$url = wfMessage( 'babel-url' )->inContentLanguage()->plain();
$article = MediaWikiServices::getInstance()->getWikiPageFactory()->newFromTitle( $title );
$content = ContentHandler::makeContent( $text, $title );
$editSummary = wfMessage( 'babel-autocreate-reason', $url )->inContentLanguage()->text();
$article->doUserEditContent(
$content,
$user,
$editSummary,
EDIT_FORCE_BOT
);
} );
}
/**
* Get user object.
*
* @return User|null User object for autocreate user, null if invalid.
*/
public static function user(): ?User {
if ( !self::$user ) {
$userName = wfMessage( 'babel-autocreate-user' )->inContentLanguage()->plain();
self::$user = User::newSystemUser( $userName, [ 'steal' => true ] );
}
return self::$user;
}
}
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