i18n: Add the wp_get_jed_locale_data() function.

This function formats locale information to be used by Jed.

Props desrosj.
See #45111.


Built from https://develop.svn.wordpress.org/branches/5.0@43759


git-svn-id: http://core.svn.wordpress.org/branches/5.0@43588 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/l10n.php

@@ -1332,3 +1332,32 @@ function is_locale_switched() {
 
 	return $wp_locale_switcher->is_switched();
 }
+
+/**
+ * Returns Jed-formatted localization data.
+ *
+ * @since 5.0.0
+ *
+ * @param string $domain Translation domain.
+ * @return array Jed-formatted localization data.
+ */
+function wp_get_jed_locale_data( $domain ) {
+	$translations = get_translations_for_domain( $domain );
+
+	$locale = array(
+		'' => array(
+			'domain' => $domain,
+			'lang'   => is_admin() ? get_user_locale() : get_locale(),
+		),
+	);
+
+	if ( ! empty( $translations->headers['Plural-Forms'] ) ) {
+		$locale['']['plural_forms'] = $translations->headers['Plural-Forms'];
+	}
+
+	foreach ( $translations->entries as $msgid => $entry ) {
+		$locale[ $msgid ] = $entry->translations;
+	}
+
+	return $locale;
+}

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.0-alpha-43758';
+$wp_version = '5.0-alpha-43759';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.