AutoblockExemptionList.php
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AutoblockExemptionList.php
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	<?php

	namespace MediaWiki\Block;

	use Psr\Log\LoggerInterface;
	use Wikimedia\IPUtils;
	use Wikimedia\Message\ITextFormatter;
	use Wikimedia\Message\MessageValue;

	/**
	* Provides access to the wiki's autoblock exemption list.
	* @since 1.42
	*/
	class AutoblockExemptionList {
	private LoggerInterface $logger;
	/** Should be for the wiki's content language */
	private ITextFormatter $textFormatter;

	public function __construct(
	LoggerInterface $logger,
	ITextFormatter $textFormatter
	) {
	$this->logger = $logger;
	$this->textFormatter = $textFormatter;
	}

	/**
	* Checks whether a given IP is on the autoblock exemption list.
	*
	* @param string $ip The IP to check
	* @return bool
	*/
	public function isExempt( $ip ) {
	$list = $this->textFormatter->format(
	MessageValue::new( 'block-autoblock-exemptionlist' )
	);
	$lines = explode( "\n", $list );
	$this->logger->debug( "Checking the autoblock exemption list.." );
	foreach ( $lines as $line ) {
	// List items only
	if ( !str_starts_with( $line, '*' ) ) {
	continue;
	}

	$wlEntry = substr( $line, 1 );
	$wlEntry = trim( $wlEntry );

	$this->logger->debug( "Checking $ip against $wlEntry..." );

	// Is the IP in this range?
	if ( IPUtils::isInRange( $ip, $wlEntry ) ) {
	$this->logger->debug( " IP $ip matches $wlEntry, not autoblocking" );
	return true;
	} else {
	$this->logger->debug( " No match" );
	}
	}

	return false;
	}

	}