adds link translation helper

load.php

@@ -121,6 +121,7 @@ function tsdk_utmify( $url, $area, $location = null ) {
 				$url
 			)
 		);
+
 		return apply_filters( 'tsdk_utmify_url_' . $filter_key, $utmify_url, $url );
 	}
 
@@ -177,6 +178,46 @@ function tsdk_lkey( $file ) {
 		return \ThemeisleSDK\Modules\Licenser::key( $file );
 	}
 }
+
+if ( ! function_exists( 'tsdk_translate_link' ) ) {
+
+	/**
+	 * Function to translate a link based on the current language.
+	 *
+	 * @param string                          $url URL to translate.
+	 * @param string{'path'|'query'|'domain'} $type Type of localization. Supports path, query and domain.
+	 * @param array                           $available_languages Available language to choose from.
+	 *
+	 * @return string
+	 */
+	function tsdk_translate_link(
+		$url, $type = 'path', $available_languages = [
+			'de_DE'        => 'de',
+			'de_DE_formal' => 'de',
+		]
+	) {
+		$language = get_user_locale();
+		if ( ! isset( $available_languages[ $language ] ) ) {
+			return $url;
+		}
+		$code = $available_languages[ $language ];
+		// We asume that false is based on query and add the code via query arg.
+		if ( $type === 'query' ) {
+			return add_query_arg( 'lang', $code, $url );
+		}
+
+		$parsed_url = wp_parse_url( $url );
+		// we replace the domain here based on the localized one.
+		if ( $type === 'domain' ) {
+			return $parsed_url['scheme'] . '://' . $code . $parsed_url['path'] . ( isset( $parsed_url['query'] ) ? '?' . $parsed_url['query'] : '' ) . ( isset( $parsed_url['fragment'] ) ? '#' . $parsed_url['fragment'] : '' );
+		}
+		// default is the path based approach.
+		$new_path = isset( $parsed_url['path'] ) ? "/$code" . $parsed_url['path'] : "/$code";
+
+		return $parsed_url['scheme'] . '://' . $parsed_url['host'] . $new_path . ( isset( $parsed_url['query'] ) ? '?' . $parsed_url['query'] : '' ) . ( isset( $parsed_url['fragment'] ) ? '#' . $parsed_url['fragment'] : '' );
+
+	}
+}
 if ( ! function_exists( 'tsdk_support_link' ) ) {
 
 	/**