ConfigUtils.php
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ConfigUtils.php
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	<?php
	declare( strict_types = 1 );

	namespace Wikimedia\Parsoid\Utils;

	/**
	* This refactors common code in Api and Mock based config computation
	*/
	class ConfigUtils {
	/**
	* Compute the interwiki map based on raw data (either manually
	* configured or obtaianed via an API)
	*
	* @param array $iwData
	* @return array
	*/
	public static function computeInterwikiMap( array $iwData ): array {
	$interwikiMap = [];
	$keys = [
	'prefix' => true,
	'url' => true,
	'protorel' => true,
	'local' => true,
	'localinterwiki' => true,
	'language' => true,
	'extralanglink' => true,
	'linktext' => true,
	];
	$cb = static function ( $v ) {
	return $v !== false;
	};
	foreach ( $iwData as $iwEntry ) {
	$iwEntry['language'] = isset( $iwEntry['language'] );
	// Fix up broken interwiki hrefs that are missing a $1 placeholder
	// Just append the placeholder at the end.
	// This makes sure that the interwikiMatcher adds one match
	// group per URI, and that interwiki links work as expected.

	// Not sure why Phan thinks $iwEntry['url'] is a bool
	// @phan-suppress-next-line PhanTypeMismatchArgumentInternal
	if ( strpos( $iwEntry['url'], '$1' ) === false ) {
	$iwEntry['url'] .= '$1';
	}
	$iwEntry = array_intersect_key( $iwEntry, $keys );
	$interwikiMap[$iwEntry['prefix']] = array_filter( $iwEntry, $cb );
	}

	return $interwikiMap;
	}
	}