first commit

wp-content/plugins/wpml-string-translation/classes/MO/Hooks/StringsLanguageChanged.php

@@ -0,0 +1,50 @@
+<?php
+
+
+namespace WPML\ST\MO\Hooks;
+
+
+use WPML\FP\Fns;
+use WPML\FP\Lst;
+use WPML\FP\Obj;
+use WPML\ST\MO\File\Manager;
+use WPML\ST\MO\Generate\DomainsAndLanguagesRepository;
+use function WPML\FP\pipe;
+
+class StringsLanguageChanged implements \IWPML_Action {
+
+	private $domainsAndLanguageRepository;
+	private $manager;
+	private $getDomainsByStringIds;
+
+	/**
+	 * @param DomainsAndLanguagesRepository $domainsAndLanguageRepository
+	 * @param Manager                       $manager
+	 * @param callable                      $getDomainsByStringIds
+	 */
+	public function __construct(
+		DomainsAndLanguagesRepository $domainsAndLanguageRepository,
+		Manager $manager,
+		callable $getDomainsByStringIds
+	) {
+		$this->domainsAndLanguageRepository = $domainsAndLanguageRepository;
+		$this->manager                      = $manager;
+		$this->getDomainsByStringIds        = $getDomainsByStringIds;
+	}
+
+
+	public function add_hooks() {
+		add_action( 'wpml_st_language_of_strings_changed', [ $this, 'regenerateMOFiles' ] );
+	}
+
+	public function regenerateMOFiles( array $strings ) {
+		$stringDomains = call_user_func( $this->getDomainsByStringIds, $strings );
+
+		$this->domainsAndLanguageRepository
+			->get()
+			->filter( pipe( Obj::prop( 'domain' ), Lst::includes( Fns::__, $stringDomains ) ) )
+			->each( function ( $domainLangPair ) {
+				$this->manager->add( $domainLangPair->domain, $domainLangPair->locale );
+			} );
+	}
+}