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

	use MediaWiki\Context\IContextSource;

	/**
	* Message group for MediaWiki extensions.
	* @author Niklas Laxström
	* @license GPL-2.0-or-later
	* @ingroup MessageGroup
	*/
	class MediaWikiExtensionMessageGroup extends FileBasedMessageGroup {
	/**
	* MediaWiki extensions all should have key in their i18n files
	* describing them. This override method implements the logic
	* to retrieve them.
	* @param IContextSource\|null $context
	* @return string
	*/
	public function getDescription( ?IContextSource $context = null ) {
	$language = $this->getSourceLanguage();
	if ( $context ) {
	$language = $context->getLanguage()->getCode();
	}

	$msgkey = $this->getFromConf( 'BASIC', 'descriptionmsg' );
	$desc = '';
	if ( $msgkey ) {
	$desc = $this->getMessage( $msgkey, $language );
	if ( (string)$desc === '' ) {
	$desc = $this->getMessage( $msgkey, $this->getSourceLanguage() );
	}
	}

	if ( (string)$desc === '' ) {
	// That failed, default to 'description'
	$desc = parent::getDescription( $context );
	}

	return $desc;
	}
	}