wrdk/host-tools/offline-renderer/mediawiki-offline/includes/specials/SpecialBlockme.php

<?php
/**
 * @file
 * @ingroup SpecialPage
 */

/**
 *
 */
function wfSpecialBlockme() {
	global $wgRequest, $wgBlockOpenProxies, $wgOut, $wgProxyKey;

	$ip = wfGetIP();

	if( !$wgBlockOpenProxies || $wgRequest->getText( 'ip' ) != md5( $ip . $wgProxyKey ) ) {
		$wgOut->addWikiMsg( 'proxyblocker-disabled' );
		return;
	}

	$blockerName = wfMsg( "proxyblocker" );
	$reason = wfMsg( "proxyblockreason" );

	$u = User::newFromName( $blockerName );
	$id = $u->idForName();
	if ( !$id ) {
		$u = User::newFromName( $blockerName );
		$u->addToDatabase();
		$u->setPassword( bin2hex( mt_rand(0, 0x7fffffff ) ) );
		$u->saveSettings();
		$id = $u->getID();
	}

	$block = new Block( $ip, 0, $id, $reason, wfTimestampNow() );
	$block->insert();

	$wgOut->addWikiMsg( "proxyblocksuccess" );
}