mediawiki-extensions-TitleBlacklist/TitleBlacklist.php

<?php
if ( !defined( 'MEDIAWIKI' ) ) {
	exit(1);
}

$wgExtensionCredits['other'][] = array(
	'name'           => 'Title Blacklist',
	'author'         => 'VasilievVV',
	'version'        => '1.4.1',
	'url'            => 'http://www.mediawiki.org/wiki/Extension:Title_Blacklist',
	'description'    => 'Allows to forbid creation of pages with specified titles',
	'descriptionmsg' => 'titleblacklist-desc',
);

$wgExtensionMessagesFiles['TitleBlacklist'] = dirname( __FILE__ ) . '/TitleBlacklist.i18n.php';
$wgAutoloadClasses['TitleBlacklist']      = dirname( __FILE__ ) . '/TitleBlacklist.list.php';
$wgAutoloadClasses['TitleBlacklistHooks'] = dirname( __FILE__ ) . '/TitleBlacklist.hooks.php';

// Sources of TitleBlacklist
define( 'TBLSRC_MSG',       0 );	// For internal usage
define( 'TBLSRC_LOCALPAGE', 1 );	// Local wiki page
define( 'TBLSRC_URL',	    2 );	// Load blacklist from URL
define( 'TBLSRC_FILE',      3 );	// Load from file
$wgTitleBlacklistSources = array();

$wgTitleBlacklistCaching = array(
	'warningchance' => 100,
	'expiry' => 900,
	'warningexpiry' => 600,
);

$wgAvailableRights[] = 'tboverride';
$wgGroupPermissions['sysop']['tboverride'] = true;

$wgHooks['getUserPermissionsErrorsExpensive'][] = 'TitleBlacklistHooks::userCan';
$wgHooks['AbortMove'][] = 'TitleBlacklistHooks::abortMove';
$wgHooks['EditFilter'][] = 'TitleBlacklistHooks::validateBlacklist';
$wgHooks['ArticleSaveComplete'][] = 'TitleBlacklistHooks::clearBlacklist';

function efInitTitleBlacklist() {
	global $wgTitleBlacklist;
	if( isset( $wgTitleBlacklist ) && $wgTitleBlacklist ) return;
	$wgTitleBlacklist = new TitleBlacklist();
}